Patent Grant
10369405
This invention involves in technical field of the treadmill, especially, it involves in a kind of low-energy consumption high-efficient treadmill.
The treadmill is equipment commonly used in the family and gym, and it is the simplest among fitness equipment in current families, which is the most selection of family fitness equipment. Instructions for the treadmill: A pivoted arm is installed at proper position on the arm-rest frame and then extend the pivoted arm to front downward, the other end installed at proper position of the running frame, a pulley affixing to the ground is installed at bottom of the running frame's front end, this pulley will help the user to apply force, and this unit is easy to contract and firmly support. At present, in general, the driving mode of existing treadmill's running belt: The brush motor drives the structure connected to the roller with the belt. This structure can meet the using requirements at some extent, but such scheme has the following defects at least: The design is unreasonable, brush slice of the brush motor is easy to wear and the noise is large, in addition, the inertia wheel shall also be set to reduce operation energy-consumption of the treadmill and improve the stability, so that the costs are high. In order to solve existing technical issues, long-term exploration has been conducted, and various solutions have been improved.
For example, Chinese patent literature published a kind of treadmill [Application No.: 201420026381.6], it includes a base, both ends of the base are respectively set with the beginning roller and tail roller, the running belt is installed to wind the beginning roller and tail roller, The end near the beginning roller on the base is set with two vertical supporting arms, an inverted U-shape support is installed on the supporting arm by sliding, the support is installed with two vertical uprights and one horizontal beam, the upright is installed on the supporting arm by sliding, a locking structure is installed between it and the supporting arm, the beam is equipped with a display screen, and the support is oppositely equipped with two handrails extended horizontally, the both handrails extend from the beginning roller to tail roller, and one handrail is equipped with a gauge for measuring the exerciser's blood pressure and heart rate, the gauge is connected to the display screen. This scheme can timely display the user's physical situation for making corresponding adjustment, and this equipment is widely used for physical fitness.
The scheme above can solve existing some technical issues at some extent, but this scheme has the following defects at least: The design is unreasonable, the scheme can't solve technical issues above, and the availability is poor.
For solving the issues above, this invention provides a kind of low-energy consumption high-efficient treadmill with more reasonable design, the machine can reduce operation energy consumption, and the noise is small.
For meeting the purpose above, this invention adopts the following technical scheme: The low consumption treadmill is equipped with the treadmill rack, and the treadmill rack is installed with annular running belt, one end of the treadmill rack is equipped with the rotation roller, and the other end is equipped with the outer rotor brushless DC motor, the rotation roller mentioned above are arranged with the outer rotor brushless DC motor in parallel, the annular running belt mentioned above is winded between rotation roller and outer rotor brushless DC motor, and outer rotor brushless DC motor can drive annular running belt mentioned above during operating.
In this application, the outer rotor brushless DC motor set can inertia force during operating, and such force can ensure stable operation of the treadmill, secondly, it can improve the operation efficiency, in addition, the brushless slice can also reduce operating noise of the treadmill, with strong availability.
In the low-energy consumption high-efficient treadmill mentioned above, the outer rotor brushless DC motor includes outer rotor and inner stator, the inner stator mentioned is firmly connected to the treadmill rack, and the annular running belt mentioned above is winded on periphery of the outer rotor.
In the low-energy consumption high-efficient treadmill mentioned above, periphery of outer rotor mentioned is sheathed with tubular body fixedly connecting to outer rotor in circumference, and annular running belt mentioned is winded on periphery of tubular body.
In the low-energy consumption high-efficient treadmill mentioned above, length of tubular body shall be not less than width of annular running belt.
In the low-energy consumption high-efficient treadmill mentioned above, the running-belt plate fixed on treadmill rack is installed between rotation roller and outer rotor brushless DC motor, the annular running belt is located on periphery of the running belt plate.
In the low-energy consumption high-efficient treadmill mentioned above, front end of treadmill rack mentioned is suspended on chassis through suspension structure, and when treadmill rack accepts an acting force downward, so that front end of treadmill rack moves downward, suspension structure mentioned can help front end of treadmill rack to move upward for restoring original position.
In the low-energy consumption high-efficient treadmill mentioned above, suspension structure mentioned includes one cantilever at least, and one end of cantilever mentioned is hinged on treadmill rack, the other end is connected to the chassis through an elastic component, and middle of cantilever mentioned is hinged on the chassis.
In the low-energy consumption high-efficient treadmill mentioned above, suspension structure mentioned has two sets of suspension structures, and the both are arranged on both sides of treadmill rack symmetrically.
In the low-energy consumption high-efficient treadmill mentioned above, the elastic component mentioned includes a conducting rod, while, one end of the conducting rod mentioned is hinged with the cantilever, the other end passes through the chassis, and an elastic block that can be against on chassis is fixed at this end.
In the low-energy consumption high-efficient treadmill mentioned above, the Cantilever mentioned is L-shaped, and corner part of the cantilever is hinged on the chassis, and the length of one end of cantilever connected to the treadmill rack is larger than that of the end connected to the elastic component.
In the low-noise direct-driving treadmill mentioned above, the treadmill rack mentioned includes a framework, front and lower part of the framework is fixed with a cantilever support, and the cantilever mentioned is hinged at front end of the cantilever support, a damping cylinder is installed between the chassis and middle part of the treadmill rack, one end of the damping cylinder mentioned is firmly connected to the chassis, and the other end is firmly connected to the treadmill rack.
In the low-noise direct-driving treadmill mentioned above, an elastic buffer structure is installed between the running belt plate and the framework; the elastic buffer structure includes several buffer parts which are respectively installed both sides of the framework and between the framework and running belt plate, and the elastic buffer parts mentioned shall be set with one-by-one correspondence. The elastic buffer structure can improve damping capacity for rear end of the treadmill, so that various parts of the treadmill have damping performance. The elastic buffer parts are respectively and uniformly set on both sides of the framework with one-by-one correspondence.
In the low-noise direct-driving treadmill mentioned above, the elastic buffer parts include the first strip-type pressing plate and the second pressuring plate set up and down in correspondence, the first strip-type pressuring plate mentioned is connected to side edge of the running belt plate, and the second strip-type pressing plate mentioned is fixed on side edge of the framework, and several buffer springs are set between the first strip-type pressing plate and the second pressuring plate mentioned. When the running plate accepts an acting force downward, the buffer springs can provide counter-acting force upward to get buffer and shock absorption effect.
Comparing with existing technologies, the low-energy consumption high-efficient treadmill has the following advantages: 1. The design is more reasonable, the machine is designed with outer rotor brushless DC motor, which can produce inertia force during rotating, such inertia force can ensure operation stability of the treadmill, secondly, it can also improve the operation efficiency, in addition, the brushless slice can also reduce operation noise of the treadmill, with strong availability. 2. The structure is simple, easy to manufacture, and the service life is long. 3. The damping effect is good.
The Figures include: Treadmill rack 1, rotation roller 11, framework 12, cantilever support 13, damping cylinder 14, buffer parts 15, the first strip-type pressing plate 15a, the second pressuring plate 15b, buffer spring 15c, annular running belt 2, outer rotor brushless DC motor 3, outer rotor 31, inner stator 32, tubular body 33, running belt plat 4, suspension structure 5, cantilever 51, elastic component 52, conducting rod 52a, elastic block 52b, and chassis 6.
The following are specific implement examples, combining with attached figures to further describe technical scheme of this invention, but this invention is not limited to such implementation examples.
As shown in
Specifically, in this implementation example, outer rotor brushless DC motor 3 includes outer rotor 31 and inner stator 32, and the inner stator 32 mentioned is firmly connected to treadmill rack 1, while the annular running belt 2 mentioned above is winded on periphery of outer rotor 31.
Prioritization scheme: The outer rotor 31 is sheathed with tubular body 33, which is firmly connected to outer rotor 31 in circumference, the annular running belt 2 mentioned is winded on periphery of tubular body 33. And length of tubular body 33 shall be not less than width of annular running belt 2.
In addition, running belt plate 4 fixed on treadmill rack 1 is installed between rotation roller 11 and outer rotor brushless DC motor 3, and the annular running belt 2 is located on periphery of running belt plate 4. Secondly, in this implementation example, front end of treadmill rack 1 is suspended on chassis 6 through suspension structure 5, and when treadmill rack 1 accepts an acting force downward, so that front end of treadmill rack 1 moves downward, suspension structure 5 mentioned can help front end of treadmill rack 1 to move upward for restoring original position.
Specifically, the suspension structure 5 here includes one cantilever 51 at least, and one end of cantilever 51 mentioned is hinged on treadmill rack 1, the other end is connected to the chassis 6 through an elastic component 52, and middle of cantilever 51 mentioned is hinged on the chassis 6. the elastic component 52 mentioned includes a conducting rod 52a, while, one end of the conducting rod 52a mentioned is hinged with the cantilever 51, the other end passes through the chassis 6, and an elastic block 52b that can be against on chassis 6 is fixed at this end. Secondly, cantilever 51 is L-shaped, and corner part of the cantilever 51 is hinged on the chassis 6, and the length of one end of cantilever 51 connected to the treadmill rack 1 is larger than that of the end connected to the elastic component 52. The chassis 6 is equipped with handrail 61 and instrument panel 62.
As the most optimized scheme in this implementation example, there are two sets of suspension structure 5 in this implementation example, which are symmetrically set on both sides of treadmill rack 1.
The treadmill rack in this implementation example include framework 12, the cantilever support 13 is fixed in the front, and lower of framework 12, the cantilever mentioned is hinged at front end of cantilever support 13, the damping cylinder 14 is installed between the chassis and middle of the treadmill rack mentioned, one end of damping cylinder 14 mentioned is firmly connected to the chassis, and the other end is firmly connected to the treadmill rack. Secondly, an elastic structure is set between the running belt plate and framework 12; the elastic buffer structure includes several buffer parts which are respectively installed both sides of the framework 12 and between the framework 12 and running belt plate, and the elastic buffer parts 15 mentioned shall be set with one-by-one correspondence. The elastic buffer structure can improve damping capacity for rear end of the treadmill, so that various parts of the treadmill have damping performance. Elastic buffer parts 15 are respectively and uniformly set on both sides of the framework 12 with one-by-one correspondence.
In addition, elastic buffer parts 15 include the first strip-type pressing plate 15a, and the second pressuring plate 15b, which are arranged in correspondence up and down, the first strip-type pressuring plate 15a mentioned is connected to side edge of the running belt plate, and the second strip-type pressing plate 15b mentioned is fixed on side edge of the framework 12, and several buffer springs 15c are set between the first strip-type pressing plate 15a and the second pressuring plate 15b mentioned. When the running plate accepts an acting force downward, the buffer springs can provide counter-acting force upward to get buffer and shock absorption effect.
Specific implementation examples described in this paper is only the illustration of the invention spirits. The technician in the field of this invention can make various modifications or supplements to the specific example described or take similar means to substitute, but this shall not deviate with spirits of this invention or exceed the range defined by the patent Claims.
Although, many terms (such as treadmill rack 1 rotation roller 11, framework 12, cantilever support 13, damping cylinder 14, buffer parts 15, the first strip-type pressing plate 15a, the second pressuring plate 15b, buffer spring 15c, annular running belt 2, outer rotor brushless DC motor 3, outer rotor 31, inner stator 32, tubular body 33, running belt plat 4, suspension structure 5, cantilever 51, elastic component 52, conducting rod 52a, elastic block 52b, and chassis 6.) are used frequently in this paper, but this not eliminate the possibility of using other terms. Use of such terms is only for easily describing and explaining nature of this invention; any explanation about them as a kind of additional limit is violation to spirits of this invention.
| Number | Date | Country | Kind |
|---|---|---|---|
| 2015 1 0075120 | Feb 2015 | CN | national |
| Filing Document | Filing Date | Country | Kind |
|---|---|---|---|
| PCT/CN2016/079101 | 4/12/2016 | WO | 00 |
| Publishing Document | Publishing Date | Country | Kind |
|---|---|---|---|
| WO2016/127958 | 8/18/2016 | WO | A |
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|---|---|---|---|
| 5141479 | Vanjani | Aug 1992 | A |
| 5674453 | Watterson | Oct 1997 | A |
| 6302826 | Lee | Oct 2001 | B1 |
| 6455960 | Trago | Sep 2002 | B1 |
| 6661136 | Lee | Dec 2003 | B1 |
| 6765329 | Wolters | Jul 2004 | B2 |
| 6833644 | Lee | Dec 2004 | B1 |
| 6879078 | Wolters | Apr 2005 | B2 |
| 7337524 | Wolters | Mar 2008 | B2 |
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| 9937375 | Zhu | Apr 2018 | B2 |
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| 20030094867 | Wolters | May 2003 | A1 |
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| 20130035214 | Wang | Feb 2013 | A1 |
| 20170305676 | Ramezani | Oct 2017 | A1 |
| 20180056119 | Zhu | Mar 2018 | A1 |
| Number | Date | Country |
|---|---|---|
| 101931292 | Dec 2010 | CN |
| 203790512 | Aug 2014 | CN |
| 203954551 | Nov 2014 | CN |
| 104707296 | Jun 2015 | CN |
| 204582410 | Aug 2015 | CN |
| Entry |
|---|
| International Search Report and Written Opinion, issued in the corresponding PCT application No. PCT/CN2016/079101, dated Jul. 19, 2016, 18 pages. |
| First Office Action, issued in the corresponding Chinese application No. CN201510075120.2, dated Jul. 6, 2016, 7 pages. |
| Notification to Grant Patent Right for Invention, issued in the corresponding Chinese application No. CN201510075120.2, dated Aug. 2, 2016, 3 pages. |
| Number | Date | Country | |
|---|---|---|---|
| 20180178056 A1 | Jun 2018 | US |
