The present invention relates to an automatic hand washer, especially its functions include disinfection and automatic massage; and method to operate the machine.
Currently the issue of hand hygiene before eating or before and after contacting, operating patients or regularly cleaning their hands in an environment with a high potential for infection is very important to help limit possibility of cross infection of pathogens from the outside into the human body. According to the World Health Organization, human hand hygiene is considered a “homemade vaccine”. It is very simple and easy to implement due to cost effectiveness and life saving. Hand hygiene is the most important and effective way to prevent infection. There are two types of bacteria on the skin of the hands: resident bacteria and transient bacteria. The resident bacteria have low toxicity but it can cause toxicity through invasive procedures in patients. The transient bacteria are common pathogens of nosocomial infections, usually stay on the skin for on more than 28 hours and are easily removed by hand washing with soap.
Meanwhile, the Ministry of Health has issued a proper hand hygiene, including: step 1) wet palms with water, put soap on palms, rub palms together; step 2) rub one palm against the back of the other and vice versa; step 3) rub the palms together, interlace and squeeze fingers together; step 4) rub the backs of the fingers on the palms of the other hand and vice versa; step 5) rub the thumb of one hand against the palm of the other and vice versa; step 6) rub the fingertips into the palm of the other hand and vice versa, finally rinse your hands under wrist running water and dry your hand.
In the domestic and foreign markets there are many different types of equipment used for to hand washing and disinfection, located in public restrooms in places such as hospitals, shopping malls, restaurants, theaters, community areas etc. however, not many devices can provide high efficiency and low cost effectiveness.
Patent application CN210354482U discloses an intelligent hand washing box with body, the front of the body has two hand washing inlet holes, the inner wall surface of the top surface and both ends of the canister are provided with a disinfectant nozzle, the pipeline the disinfectant nozzle is connected to a disinfectant pipe, the pipeline the disinfectant is located in the inner wall of the body, an infrared sensor is installed at the center of the upper side of the body, an electrical cabinet is located at the bottom of the body, a single chip computer and integrated power source is electrically connected to the and of the single-chip microcomputer via a wire, the bottom is connected to the waste collection hopper liquid, the liquid outlet of a liquid wastes collection funnel is connected to a waste liquid discharge pipe. The disinfectant box is installed on one side of the hand washing box, the disinfectant box is composed of the liquid container and the holder for fixing the liquid container. The fixed bracket is fixed to the outer wall of the body of the hand washing box, a water pump is installed inside the liquid storage box, and the water pump liquid connector is connected to the pipe. A disinfectant solution is added to the top of the liquid container.
Patent application CN20982687U, discloses a fully automatic medical hand washing machine, having a chassis, a partition that is permanently installed on the back of the chassis. A controller is installed on the baffle and is connected to the external power supply, a tap is fixed on the upper back of the chassis, the water pipe is connected to the chassis, the water pipe is connected to the faucet, a de-agent addition divide. The sanitizer is permanently installed at the water outlet of the tap, a disinfectant supply device is fixed on the front surface of the baffle, and a disinfectant container is permanently clustered in the side surface. The front of the baffle, the surface of the disinfectant container is in contact with the water pump, the water pump outlet is connected to the disinfectant supply device via pipes and water tap, the substance supply device, the sterilizer and the water pump are both electrically connected to controller box.
Patent application CN208533640U, discloses a disinfectant hand washing device, composed of the body, disinfection tank, water pipes, characterized in that: the sterilization tank is installed on the body machine, the bottom of the sterilizer tank is equipped with a dynamic circuit connector switch that can activate the first time relay, the first time relay installed inside the machine body and lie under the disinfection tank. One end of the thimerosal output tube is installed at the top edge of the sterilization the other end is connected to the tank, the thimerosal is stored in the tank and the first electronic valve is provided on the thimerosal output tube. The first electronic valve is located inside the body of the machine and an output tube is installed on the body of the machine. The output pipe is located on top of the output thimerosal tube, the output tube connects to the water supply, on the output tube is supplied with the second solenoid valve. An air blower is installed at the top of the machine body, the blower has the outlet of the wind down in the vertical direction.
Patent application U.S. Pat. No. 6,141,811A, discloses an automatics hand washing device consisting of a housing containing a detergent supply. A pair of openings to receive hands and arms need to be cleaned. The openings define the axes along which the arm and hand can be inserted. A pair of opposite horizontal brushes are supplied adjacent to the openings and mounted for reciprocal motion so that they move perpendicular to the shaft. A control-engine is connected and drives the brush pair. The float valve mechanism is connected to the water supply to adjust the water level inside the machine. A heater is submerged in the wash water to heat the water waste. A water pump is installed in the housing and submerged in the wash water, a nozzle is mounted in the housing and is used to spray the wash water onto the brush, arm and hand, the water pump is connected to the nozzle. A flapper valve at the bottom of the device is used to drain dirty water after hand cleaning from the case.
It can be seen that the above inventions meet their specific purposes and requirements, however they do not use a washing and disinfection with integrated hand wipes, hand hygiene brooms, and not installed with clean water spray, soap solution, air drying and disinfectant solution through pipes with spray nozzles. Furthermore, the above inventions do not have an automatic wrist lock mechanism to keep water, soap solution, drying air and disinfectant solution in place, further, they do not provide a hand massage device and nor an UV lamp to disinfect the device after hand cleaning.
Therefore, it is essential to design automatic equipment with simple structure, fully automatic operation, easy to install and easy to use at a reasonable cost. Further, the installation can be anywhere, public or private properties, indoors, outdoors, hospital, schools, stadiums, etc. It is also necessary to design an automatic machine with a washing and disinfection with integrated hand wipes, hand sanitizer broom, and be installed with clean water spray modes, soap solution, drying air and disinfectant solution through pipes fitted with nozzles, helping to perform hand hygiene according to the guideline recommended by the Ministry of Health to prevent cross-contamination hand diseases.
It is also necessary to design an automatic hand wash machine, besides performing hand hygiene, there is also a hand massage device which soothes the hands.
It is also essential to design an automatic hand wash, disinfection and massage machine that uses additional UV lights to disinfect the wash chamber after each use.
The method and system disclosed in the present invention solve the above described problems.
The main purpose of the invention is to provide A hand washing, disinfection and automatic massage machine, comprising an LCD touch screen, signal LEDs, a support frame, a wrist lock controller, a movement controller, a washing and disinfection compartment, UV lamps, a wastewater treatment compartment, a water pump and air blower compartment, an energy source, and a controller.
Particularly, the hand washing, disinfection and automatic massage machine housed in a case; the LCD touch screen and the signal LEDs are installed in front of the case; the LCD touch screen displays warnings, reminders, instructions on hand washing steps and washing progress, settings during user cleaning and disinfection of hands; the signal LEDs indicates the operating status of the hand washing, disinfection and automatic massage machine; the support frame mechanically connected the wrist lock controller, the movement controller, the washing and disinfection compartment, the UV lamps, the wastewater treatment compartment, the water pump and air blower compartment, the energy source, and the controller; the wrist lock controller to open/close to prevent water, soap solution, air and disinfectant solution from going out the hand washing, disinfection and automatic massage machine during hand hygiene; the movement controller controls and directs the movement of the washing and disinfection compartment; the washing and disinfection compartment is used for washing, disinfecting and massaging hands; the UV lamps are responsible for disinfecting of the inside of the hand washing, disinfection and automatic massage machine; the wastewater treatment compartment to keep wastewater inside the hand washing, disinfection and automatic massage machine; the water pump and air blower compartment supplies clean water, soap, disinfectant solution and air to the washing and disinfection compartment for hand hygiene; the controller is programmed with software to control hand hygiene operations of the hand washing, disinfection and automatic massage machine.
The other purpose of the invention is to provide a method of operating a hand washing, disinfection and automatic massage machine including the following steps:
The other purpose of the invention is to create the hand washing, disinfection and automatic massage machine besides performing hand hygiene, there is also a hand massage, which helps create comfortable for hands.
The accompanying drawings, which are incorporated in and form a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.
References will now be made in detail to the invention, examples of which are illustrated in the accompanying drawings. The invention is intended to cover alternatives, modifications and equivalents, which may be included within the spirit and scope of the invention as defined by the appended claims. In the following detailed description of the present invention, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it would be obvious to one of ordinary skills in the art at the time of the invention was made, it may be practiced without these specific details. In other instances, well-known methods, procedures, components, and circuits have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
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The third motor 242 connected to the right circular disc 241b-1, to control the upper washing and disinfection equipment 240a, thereby helping to adjust the duct cluster 246, the brush cluster 247, the wiper cluster 248 and the massage cluster 249 to the location to be cleaned. The fourth motor 243 is connected to the right circular disc 241b-1, which is used to drive the wiper cluster 248. The fifth motor 244 is connected to the right circular disc 241b-1, which is used to drive the brush cluster 247. The sixth motor 245 is connected to the right circular disc 241b-1, which is used to drive the massage cluster 249. All motors 242, 243, 244, 245 are powered by energy power 280.
The duct cluster 246 includes a clean water pipe 246-1, a soap pipe 246-2, an air pipe 246-3, and a disinfectant solution pipe 246-4. On each pipeline of the duct cluster 246 a plurality of nozzles 246-5 are arranged to spray soap solution, clean water, air, and disinfectant solution on the users' hands. The brush cluster 247 includes a brush cluster drive shaft 247-1, having multiple plastic fibers 247-2 mounted thereon, used to scrub the dirt on the hand. The wiper cluster 248 includes a wiper cluster drive shaft 248-1, and a wiper 248-2 in a cylindrical shape, made of water-repellent material, to dry hands. The massage cluster 249 includes a massage cluster drive shaft 249-1, having a plurality of silicon fibers 249-2 mounted thereon, to massage hands after hand hygiene.
It should be noted that the construction of the upper washing and disinfecting equipment 240a and the lower washing and disinfection equipment 240b is the same. The combination of the washing and disinfection equipments 240a and 240b keeps hands clean on both the back of the hand and the palm.
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The clean water pipe 246-1, soap pipe 246-2, air pipe 246-3, disinfectant solution pipe 246-4, and first pipe 204 has circular shape, hollow inside, facilitates solvent flow between the hand washing, disinfection and automatic massage machine 100.
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The interface 300 of the LCD touch screen 110 comprises a setting keys 310, an information display section 320, and a table of progress for hand hygiene 330. The setting keys 310 allow users to select and set the operation modes of the hand washing machine 100. The information display section 320 shows errors of the hand washing machine 100 as well as the errors users make during hand washing and disinfection such as not getting their hands in the right place, etc. also displays instructions for setting and use for the hand washing, disinfection and automatic massage machine 100. The table of progress for hand hygiene 330 shows the steps of hand washing performed by the hand washing, disinfection and automatic massage machine 100 and shows the user's washing process at the step of the hand washing and disinfection process.
The hand washing, disinfection and automatic massage machine 100 also includes an additional sensor component (not shown) including distance sensors, to collect information of the user's hand distance and position and send it to the controller 290, the sensor component is an internet of things (IoT) device.
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The method 400 begins with step 401; selection of setting parameters for the operation mode of hand washing, disinfection and automatic massage machine 100. When the green light 121 of the signal LEDs 120 turn on indicates the hand washing, disinfection and automatic massage machine 100 is ready for handing hygiene. To begin, the users have the option whether to change the operation mode of the hand washing, disinfection and automatic massage machine 100 or not. If users do not want to change the operating modes then, go to step 403; and vice versa if the users do want to change the operation mode (pre-programmed for the hand washing, disinfection and automatic massage machine 100), go to step 402.
In step 402, setting parameters for operation modes of the hand washing, disinfection and automatic massage machine 100. The hand washing, disinfection and automatic massage machine 100 are programmed with default parameters of execution time and number of repetitions at each step of the hand hygiene cycle, movement speed of the washing and disinfection compartment 240, etc. These parameters are the minimum parameters that have been researched and proven to be effective for hand hygiene performed by the hand washing, disinfection and automatic massage machine 100. Users setting parameters for the controller 290 operation modes through the setting keys 310 on the interface 300 of the LCD touch screen 110 to make the parameter value adjustment execution time and number of repetitions at each step of the hand hygiene cycle, movement speed of the washing and disinfection compartment 240, etc. However, the parameters set by the user shall not be less than the values of the pre-programmed parameters of the hand washing, disinfection and automatic massage machine 100.
In step 403, users put their hands in the washing chamber 212 of the hand washing, disinfection and automatic massage machine 100 and perform a cycle of hand hygiene and massage. Specifically, the first motor 222 transmits motion to the rotary bar 223 and the thrust levers 224, the movable plates 221-2 rotate makes the movable blades 221-3 record, creates the largest gap on the wrist lock mechanisms 221 for users to easily put their hands into the washing chamber 212 of the hand washing, disinfection and automatic massage machine 100. If the user's hand is not properly positioned for cleaning, an error message will be displayed in the information display section 320 in the interface 300 of the LCD touch screen 110. After the user's hands are in the correct position for cleaning, the first motor 222 will control the wrist lock mechanisms 221 causing the movable blades 221-3 slowly radiate until they touch the user's hand stop. At this time, the yellow light 122 of the signal LEDs 120 will light up to indicate that the hand washing, disinfection and automatic massage machine 100 is performing the hand hygiene process. Next, the washing and disinfection compartment 240 will perform the cycle of hand hygiene and massage.
In step 404, cleaning the device and getting ready for the next hand hygiene process. At the end of the step 403, the first motor 222 will control the wrist locking mechanisms 221 so that the movable blades 221-3 record, creating the largest gap on the wrist lock mechanisms 221 for the user to easily reach out of the washing chamber 212. Then, the first engine 222 controls the wrist lock mechanisms 221 causing the movable blades 221-3 to radiate completely, helping to close the gaps on the wrist lock mechanisms 221. Next, the motors 243, 244 and 245 will spin at high speed to cause water to splash from the wiper cluster 248, the brush cluster 247, and the massage cluster 249 by centrifugal force. Finally, the UV lamps 250 are turned on at a preset time by the controller 290 to disinfect inside of the washing chamber 212. At the end of the hand hygiene process, the controller 290 turns off the UV lamps 250, and the green light 121 of the signal LEDs 120 lights up to indicate the hand washing, disinfection and automatic massage machine 100 is ready for use by the next user. For the case of a user performing step 402, the controller 290 adjusts the hand washing, disinfection and automatic massage machine 100 to the default programmed operation mode.
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In step 502, the third motor 242 continues spinning the right circular disc 241b-1 to put the soap pipe 246-2 get in place and spray the liquid soap on the hands; while the second motor 231 controls the washing and disinfection compartment 240 translational motion on the rotating shaft 232, allowing the soap solution to be sprayed evenly.
In step 503, the third motor 242 continues to rotate the right circular disc 241b-1 to put the brush cluster 247 in the sanitary position and the fifth motor 244 will rotate the brush cluster 247 to clean the whole spot dirty on hands; at the same time the second motor 231 controls the washing and disinfection compartment 240 translational motion on the rotating shaft 232 so that the brush cluster 247 can clean the whole hand.
In step 504, the third motor 242 continues to spin the right circular disc 241b-1 to put the clean water pipe 246-1 get in place and spray clean water to wash hands; while the second motor 231 controls the washing and disinfection compartment 240 translational motion on the rotating shaft 232 to allow clean water to be sprayed evenly.
In step 505, the third motor 242 continued to spin the right circular disc 241b-1 to put the air pipe 246-3 in place and blow enough air to dry the hands; while the second motor 231 controls the washing and disinfection compartment 240 in translational motion on the rotating shaft 232 to help dry evenly.
In step 506, the third motor 242 continues to rotate the right circular disc 241b-1 to put the wiper cluster 248 in the sanitary position and the fourth motor 243 will spinning the wiper cluster 248 to dry hands; at the same time the second motor 231 controls the washing and disinfection compartment 240 translational motion on the rotating shaft 232 so that the wiper cluster 248 can dry evenly.
In step 507, the third motor 242 continues to rotate the right circular disc 241b-1 to put the disinfectant solution pipe 246-4 get in place and spray the disinfectant solution on the hands; while the second motor 231 controls the washing and disinfection compartment 240 translational motion on the rotating shaft 232 to allow the disinfectant to be sprayed evenly.
In step 508, consider whether washing and disinfection compartment 240 performs hand massage; if “YES”, proceed to step 509; otherwise terminate cycle 500.
In step 509, the third motor 242 continues to rotate the right circular disc 241b-1 to put massage cluster 249 in place and the sixth motor 245 will rotate massage cluster 249 for handing massage; while the second motor 231 controls the washing and disinfection compartment 240 moves forward on the rotating shaft 232 so that the massage cluster 249 can massage the whole hand.
Each step of the above hand massage and cleaning cycle is performed for a period, the number of repetitions and the speed of the device is pre-programmed or set in step 402.
Implementations of hand washing, disinfection and automatic massage machine 100 and method 400 disclosed above achieve the following objectives:
The hand washing, disinfection and automatic massage machine 100 with automatic operation, performing the process of cleaning and disinfecting hands according to the steps given by the Ministry of Health to help ensure hand hygiene before eating, before and after contact with a sick person, when exposed to a polluted environment, before entering a public place or entering a home, etc. At the same time, this machine also has a massage function to help create comfort for the hands.
The invention also launched a hand washing, disinfection and automatic massage machine 100 have simple structure, low cost, easy installation and operation, suitable for use everywhere, all objects used and provide a high degree of infection prevention.
The disclosed flowchart and block diagrams illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two consecutive blocks shown may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms “a”, “an” and “the” are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms “comprises” and/or “comprising,” when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, element components, and/or groups thereof.
The corresponding structures, materials, acts, and equivalents of all means or step plus function elements in the claims below are intended to include any structure, material, or act for performing the function in combination with other claimed elements as specifically claimed. The description of the present invention has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent those of ordinary skill in the art without departing from the scope and spirit of the invention.
The flow diagrams depicted herein are just one example. There may be many variations to this diagram or the steps (or operations) described therein without departing from the spirit of the invention. For instance, the steps may be performed in a differing order or steps may be added, deleted or modified. All of these variations are considered a part of the claimed invention.
These claims should be construed to maintain the proper protection for the invention first described. It will be understood that those skilled in the art, both now and in the future, may make various improvements and enhancements which fall within the scope of the claims which follow. These claims should be construed to maintain the proper protection for the invention first described.
100 Hand washing, disinfection and automatic massage machine
101 Front
102 Case
110 LCD touch screen
120 Signal LEDs
121 Green light
122 Yellow light
123 Red light
130 Holes
201 Left side
202 Bottom side
203 Back side
204 First pipe
210 Support frame
211 Storage chamber
212 Washing chamber
213 Partition
213
a Drainage hole
214 Bottom liner
215 Left support plate
216 Right support plate
220 Wrist lock controller
221 Wrist lock mechanism
221
a Left wrist lock mechanism
221
b Right wrist lock mechanism
221-1 Fixed plate
221-2 Movable plate
221-3 Movable blades
222 First motor
223 Rotary bar
224 Thrust lever
230 Movement controller
231 Second motor
232 Rotating shaft
233 Batten plate
234 Guide shafts
234
a First guide shaft
234
b Second guide shaft
234
c Third guide shaft
234
d Fourth guide shaft
240 Washing and disinfection compartment
240
a Upper washing and disinfection equipment
240
b Lower washing and disinfection equipment
241
a Left connector
241
a-1 Left circular disc
241
a-2 First fixed plate
241
b Right connector
241
b-1 Right circular disc
241
b-2 Second fixed plate
242 Third motor
243 Fourth motor
244 Fifth motor
245 Sixth motor
246 Duct cluster
246-1 Clean water pipe
246-2 Soap pipe
246-3 Air pipe
246-4 Disinfectant solution pipe
246-5 Nozzles
247 Brush cluster
247-1 Brush cluster drive shaft
247-2 Plastic fiber
248 Wiper cluster
248-1 Wiper cluster drive shaft
248-2 Wiper
249 Massage cluster
249-1 Massage cluster drive shaft
249-2 Silicone fiber
250 UV lamp
260 Wastewater treatment compartment
261 Wastewater treatment box
262 Outlet pipe
270 Water pump and air blower compartment
271 Pump
272 Water filter
273 Soap compartment
274 Disinfectant solution compartment
280 Energy source
290 Controller
300 Interface
310 Setting keys
320 Information display section
330 Table of progress for hand hygiene
Number | Date | Country | Kind |
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1-2020-07046 | Dec 2020 | VN | national |