TECHNICAL FIELD
The present disclosure relates to the field of household appliances, in particular to a separable vacuum preservation device.
BACKGROUND
In recent years, vacuum preservation device, mainly used to remove air from fresh-keeping container such as food storage saver bag, storage box, and so on, has emerged on the market. The fresh-keeping container is vacuumized to a preset degree before sealing the product in the container, so as to create an environment that prevents the growth and proliferation of bacteria, thereby reducing deterioration of food quality and spoilage. As such, the vacuum preservation device has the functions of sealing and increasing the shelf life of the food item while keeping food fresh.
Currently, the commercially available vacuum preservation devices generally have a single range of applications and are only able to vacuumize a single category of fresh-keeping container. However, there are various kinds of fresh-keeping containers on the market including food storage saver bags, storage boxes and storage bottles of varying designs, etc. Therefore, there is a need to develop a vacuum preservation device which has a wide range of applications and is convenient to operate to address the above problems.
SUMMARY OF THE DISCLOSURE
The present disclosure provides a separable vacuum preservation device, the main purpose of which is to address the problem that the existing vacuum preservation device has limited application range and cannot adapt to the needs of various fresh-keeping containers.
The technical solutions of the present disclosure are described below.
A separable vacuum preservation device includes a base body and a cover body rotatably connected to the base body, and the base body and the cover body form a sealed cavity when they are closed. The separable vacuum preservation device further includes a hand-held unit, and the hand-held unit has a vacuum mechanism to draw out air. The base body is provided with an installation part for accommodating the hand-held unit, and the base body is provided with an air extraction pipe connecting the sealed cavity and the vacuum mechanism.
Further, the hand-held unit includes a casing and an air extraction nozzle. The vacuum mechanism is configured inside the casing. The air extraction nozzle is fixedly connected to an end of the casing and is configured to connect the vacuum mechanism with a fresh-keeping container.
Further, a side of the base body is provided with an installation recess, and the installation recess is provided with an avoidance concave part at a position corresponding to the air extraction nozzle and an installation hole for installing the air extraction pipe. The installation recess and the avoidance concave part form the installation part.
Further, the vacuum mechanism is a vacuum pump.
Further, the hand-held unit has a connection part. The base body is connectable to an external power supply and is electrically connected to the hand-held unit through the connection part.
Further, the connection part has a first contact fixedly provided on a bottom of the hand-held unit, and a second contact is fixedly provided in the installation part. When the hand-held unit is installed in the installation part, the first contact and the second contact come in close contact with each other.
Further, a battery is provided in the hand-held unit, and the base body is connected to the battery through the connection part, so as to charge the battery.
Further, the base body is provided with a heat sealing mechanism beside the sealing cavity. The hand-held unit is provided with a sealing button for controlling the heat sealing mechanism and a vacuum button for controlling the vacuum mechanism.
Compared with the prior art, the present disclosure has the following advantages.
- 1. The present disclosure adopts a design of separable structure, according to which the vacuum mechanism is configured inside the hand-held unit, and the hand-held unit may be used cooperatively with the base body to draw out air from storage saver bag, or the hand-held unit may be used independently to draw out air from other fresh-keeping containers such as storage box, storage bottle, and so on. Thus, the present disclosure is flexible and convenient while meeting the demands of various fresh-keeping containers on the market.
- 2. The hand-held unit of the present disclosure is light and handy and has compact structure. The base body is provided with an installation part which allows the user to put back the hand-held unit conveniently, such that the structure of the separable vacuum preservation device is even more compact and reasonable, and quick mount and quick dismount of the hand-held unit can be realized while improving the overall appearance. Additionally, the hand-held unit is internally provided with a battery, when the hand-held unit is separated with the base body the battery can directly supplies power to the hand-held unit, thereby facilitating the use of the hand-held unit.
- 3. The design of the present disclosure can greatly reduce the production cost and make storage of the vacuum preservation device easier. Compared with other vacuum preservation devices that require an additional hose to vacuumize storage box or zipper bags, the separable vacuum preservation device is convenient to operate and can free the user's hands during the vacuum process.
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a structural schematic diagram according to one embodiment of the present disclosure.
FIG. 2 is a cross-sectional view of part of the separable vacuum preservation device according to one embodiment of the present disclosure.
FIG. 3 is a schematic diagram showing a separated state of the separable vacuum preservation device according to one embodiment of the present disclosure.
FIG. 4 is a perspective diagram of the separable vacuum preservation device according to one embodiment of the present disclosure viewing from a rear side with a hand-held unit not shown.
FIG. 5 is a structural schematic diagram showing the bottom side of the separable vacuum preservation device according to one embodiment of the present disclosure.
DETAILED DESCRIPTION OF THE EMBODIMENTS
Specific implementations of the present disclosure will be described below with reference to the accompanying drawings. In order to facilitate full understanding of the present disclosure, some practical details are described below, but for those skilled in the art, the present disclosure may be implemented with part of or without these details.
FIG. 1-FIG. 3 show a separable vacuum preservation device which includes a base body 1 and a cover body 2 rotatably connected to the base body 1. The base body 1 and the cover body 2 form a sealing cavity when they are closed. Specifically, the base body 1 and cover body 2 are respectively provided with an upper sealing foam 21 and a lower sealing foam 12 at corresponding positions. When in use, a storage saver bag A is placed at an upper side of the base body 1 and the opening of the bag A is located inside the opening of the lower sealing foam 12. Afterwards, the cover body 2 is turned down to make the upper sealing foam 21 and the lower sealing foam 12 attach with each other, so as to form the sealing cavity 10 to draw out air from the storage saver bag A and create a vacuum. Additionally, the base body 1 is further provided with a heat sealing mechanism beside the sealing cavity 10 to seal the storage saver bag A after vacuum operation is completed. It should be noted that the specific structure and working principle of the sealing cavity 10 and the heat sealing mechanism are not the core of the invention of the present disclosure, and those skilled in the art can refer to the existing structure and working principle of the vacuum preservation device for implementation, which will not be repeated herein.
According to FIG. 1-FIG. 5, the separable vacuum preservation device of the present disclosure includes the hand-held unit 3 which has a vacuum mechanism 31 for drawing out air. The base body 1 is provided with an installation part 11 for accommodating the hand-held unit 3, and the base body 1 is provided with an air extraction pipe 12 for connecting the sealing cavity 10 and the vacuum mechanism 31. The present disclosure adopts a design of separable structure, according to which the vacuum mechanism 31 is configured inside the hand-held unit 3, and the hand-held unit 3 may be used cooperatively with the base body 1 to draw out air from storage saver bag A, or the hand-held unit 3 may be used independently to draw out air from other fresh-keeping containers such as storage box, storage bottle, and so on. Thus, the present disclosure is flexible and convenient while meeting the demands of various fresh-keeping containers on the market.
According to FIG. 1-FIG. 3, the hand-held unit 3 include a casing 32 and an air extraction nozzle 33. The casing 32 is internally provided with the vacuum mechanism 31, and an end of the casing 32 is fixedly provided with the air extraction nozzle 33 for connecting the fresh-keeping container and the vacuum mechanism 31. Specifically, the vacuum mechanism 31 is a vacuum pump. The specific structure and model of the vacuum pump may be selected according to practical needs. The specific structure of the casing 32 and the air extraction nozzle 33 may also be designed according to practical needs and are not specifically described here.
According to FIG. 1-FIG. 4, a side of the base body 1 is provided with an installation recess 111. The installation recess 111 is provided with an avoidance concave part 112 at a position corresponding to the air extraction nozzle 33 and an installation hole 113 for installing the air extraction pipe 12. The installation recess 111 and the avoidance concave part 112 form the installation part 11. With this design, the structure of the separable vacuum preservation device is more compact and reasonable, and quick mount and dismount of the hand-held unit 3 can be realized while improving the overall appearance. In order to ensure firmness of the installation, limiting mechanism such as engaging groove, fastener and so on may be provided inside the installation recess 111 for securing the hand-held unit 3.
According to FIG. 1-FIG. 4, the hand-held unit 3 is provided with a connection part. The base body 1 is connected to an external power supply through power cord 13 and adapter 14, and the base body 1 is electrically connected to the hand-held unit 3 through the connection part. Specifically, the connection part has a first contact 341 fixedly provided on the bottom of the hand-held unit 3, and a second contact 342 is fixedly provided in the installation part 11. When the hand-held unit 3 is installed in the installation part 11, the first contact 341 and the second contact 342 come in close contact with each other. With this design, the hand-held unit 3 may be quickly connected to the base body 1 and the connection is stable and reliable. Preferably, the hand-held unit 3 may be provided with a sealing button 36 for controlling the heat sealing mechanism and a vacuum button 37 for controlling the vacuum mechanism 31.
According to FIG. 2, a battery 35 is arranged inside the hand-held unit 3, the base body 1 is connected to the battery 35 through the connection part and charges the battery 35. When the hand-held unit 3 is separated with the base body 1, the battery 35 can directly supply power to the vacuum mechanism 31, such that the hand-held unit 3 has a simpler structure and is more convenient and flexible for use.
The above description merely include some of the embodiments of the present disclosure, and the design concept of the present disclosure is not limited to the above description. Any modifications made based on the design concept of the present disclosure without creative effort should be considered as falling within the scope of protection of the present disclosure.
Patent Application
20240101292
