CN114949775A - Leg pressing device for dance training - Google Patents
Leg pressing device for dance training Download PDFInfo
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- CN114949775A CN114949775A CN202210691113.5A CN202210691113A CN114949775A CN 114949775 A CN114949775 A CN 114949775A CN 202210691113 A CN202210691113 A CN 202210691113A CN 114949775 A CN114949775 A CN 114949775A
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- leg pressing
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- dance training
- supporting frames
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- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
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Abstract
The invention provides a leg pressing device for dance training, which relates to the technical field of leg pressing instruments and comprises a plurality of supporting frames, wherein two adjacent supporting frames are arranged at intervals; the leg pressing assembly is positioned between the two adjacent support frames, is movably connected with the support frames and can ascend or descend relative to the support frames; the jacking assembly is positioned between the two adjacent supporting frames and is provided with a lifting end connected with the leg pressing assembly; according to the crowd of different heights, leg length, make the interval between two adjacent support frames increase or reduce through the drive support frame, make the lift end of jacking subassembly lift along with the interval change of two adjacent support frames to make the corresponding lift of leg pressing subassembly, it is higher to adjust the flexibility, when not using, with a plurality of support frames shrink together, thereby reduce the area of this leg pressing device, also convenient transport and transportation simultaneously.
Description
Technical Field
The invention relates to the technical field of leg pressing instruments, in particular to a leg pressing device for dance training.
Background
Leg pressing is the warming up lacing wire, is the propeller of free motion, also avoids injured protection casing, and in dance training, often need carry out leg pressing training to promote the flexibility of shank, to the leg pressing of dance training, often use instruments such as leg pressing pole to assist the leg pressing.
The Chinese patent with the publication number of CN216319781U discloses a leg pressing device for dance training, and specifically comprises a supporting device and a leg pressing device, wherein the leg pressing device is arranged on the U-shaped block and is positioned on one side of the supporting plate, the leg pressing device comprises a leg pressing rod, and two ends of the leg pressing rod are fixedly connected with limiting rings. Through going into two U type pieces of co-altitude with different leg pressing pole card, can the leg pressing pole install and use on the height of difference, the crowd of the different heights of being convenient for tempers the use.
But above-mentioned scheme still has following defect, on the one hand, needs the dance mr according to everyone's height, the height of every leg pressing pole of leg length regulation, and it is more loaded down with trivial details to adjust, and to the great people of height difference, need arrange more U-shaped piece on the vertical direction in addition to satisfy the flexibility of adjusting leg pressing pole height, on the other hand, when this leg pressing device does not use, area is great, and still there is the poor problem of use limitation.
Disclosure of Invention
The invention aims to provide a leg pressing device for dance training, and aims to solve the problems that in the prior art, a leg pressing rod is complex in height adjustment, poor in flexibility and large in occupied space.
In order to realize the purpose, the invention adopts the following technical scheme: a leg pressing device for dance training comprises a plurality of supporting frames, wherein two adjacent supporting frames are arranged at intervals; the leg pressing assembly is positioned between two adjacent support frames, is movably connected with the support frames and can ascend or descend relative to the support frames; the jacking assembly is positioned between the two adjacent supporting frames and provided with a lifting end connected with the leg pressing assembly, the distance between the two adjacent supporting frames is increased or decreased by driving the supporting frames, and the lifting end of the jacking assembly is lifted along with the change of the distance between the two adjacent supporting frames so as to enable the leg pressing assembly to correspondingly lift.
In order to enable the leg pressing assembly to have the function of leg pressing, the leg pressing assembly further comprises a leg placing part, and a first telescopic part and a second telescopic part which are telescopically connected to two ends of the leg placing part.
In order to enable the leg pressing assembly to slide up and down, the support frame is provided with a slide rail along the height direction, the slide rail is in sliding fit with a slide block, a support plate is fixedly arranged on the outer side of the slide block, and the first telescopic part and the second telescopic part are respectively connected to the support plates on the opposite inner sides of the two adjacent support frames.
In order to enable the lifting device to have the function of driving the leg pressing assembly to lift, the further technical scheme is that the lifting assembly comprises a first connecting rod and a second connecting rod which are respectively hinged with two adjacent supporting frames, the common upper ends of the first connecting rod and the second connecting rod are respectively hinged with a lifting plate, and the lifting plates are connected with the leg pressing assembly.
According to a further technical scheme, the support frame is provided with a telescopic plate, and a guide assembly is arranged between a telescopic end of the telescopic plate and the lifting plate.
According to a further technical scheme, the guide assembly comprises a guide column fixed on the bottom surface of the lifting plate and a guide sleeve installed on the telescopic end of the telescopic plate.
In order to limit the descending of the lifting plate, the invention has the further technical scheme that a limiting structure is arranged between the guide post and the guide sleeve to limit the descending distance of the lifting plate.
According to a further technical scheme, the limiting structure comprises a long groove formed in the axial direction of the guide sleeve, a limiting column fixed on the guide column and penetrating through the long groove, and a limiting sleeve sleeved outside the guide sleeve.
In order to enable the height of the limiting sleeve to be adjusted, the height adjusting device further comprises an adjusting assembly for adjusting the height of the limiting sleeve.
According to a further technical scheme, the adjusting assembly comprises a threaded sleeve fixed on the telescopic end of the telescopic plate and a screw rod in threaded fit with the threaded sleeve, and the upper end of the screw rod is rotatably connected with the limiting sleeve.
The invention has the beneficial effects that:
1. according to the crowd of different heights, leg length, make the interval between two adjacent support frames increase or reduce through the drive support frame, make the lift end of jacking subassembly lift along with the interval change of two adjacent support frames to make the corresponding lift of leg pressing subassembly, it is higher to adjust the flexibility, when not using, with a plurality of support frames shrink together, thereby reduce the area of this leg pressing device, also convenient transport and transportation simultaneously.
2. When the height of all stop collars is at same horizontal plane, expand a plurality of support frames entirely, a plurality of leg pressing subassemblies can be located same height, supply the roughly the same crowd leg pressing simultaneously of height, when user's height has great difference, establish a plurality of spacing covers at different heights through adjusting part, can make a plurality of leg pressing subassemblies be in different heights, supply different heights, the long user leg pressing of leg, improve the flexibility of using.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of a leg press assembly of the present invention;
FIG. 3 is a schematic front view of the stand of the present invention;
FIG. 4 is an exploded perspective view of the leg press assembly and support plate of the present invention;
FIG. 5 is a schematic perspective view of a jacking assembly according to the present invention;
FIG. 6 is an enlarged view of a portion of the invention at A in FIG. 5;
FIG. 7 is a schematic structural view of a position-limiting structure according to the present invention;
FIG. 8 is an exploded view of the guide post and guide sleeve of the present invention;
FIG. 9 is a schematic view of the construction of the adjustment assembly of the present invention;
fig. 10 is a schematic front view of the present invention.
In the figure: 10. a support frame; 11. a slide rail; 12. a slider; 13. a support plate; 131. an end portion; 132. fastening a bolt; 20. a leg pressing assembly; 21. placing a leg part; 22. a first telescopic part; 23. a second telescopic part; 24. a connecting portion; 25. a second connecting sheet; 30. a jacking assembly; 31. a first link; 32. a second link; 33. a lifting plate; 34. a support bar; 35. a first connecting piece; 40. a retractable plate; 50. a guide assembly; 51. a guide post; 52. a guide sleeve; 60. a limiting structure; 61. a long groove; 62. a limiting column; 63. a position limiting sleeve; 70. an adjustment assembly; 71. a threaded sleeve; 72. a screw; 73. a bearing; 80. and locking the bolt.
Detailed Description
The following description will further describe embodiments of the present invention with reference to fig. 1 to 10.
As shown in figure 1, the leg pressing device for dance training comprises a plurality of supporting frames 10, wherein two adjacent supporting frames 10 are arranged at a certain interval; the leg pressing assembly 20 is positioned between two adjacent support frames 10, and the leg pressing assembly 20 is movably connected with the support frames 10 and can ascend or descend relative to the support frames 10; the jacking assembly 30 located below the leg pressing assembly 20 is located between two adjacent supporting frames 10, the jacking assembly 30 is provided with a lifting end connected with the leg pressing assembly 20, the distance between the two adjacent supporting frames 10 is increased or decreased by driving the supporting frames 10, the lifting end of the jacking assembly 30 is lifted along with the change of the distance between the two adjacent supporting frames 10, so that the leg pressing assembly 20 correspondingly lifts, preferably, a roller with a locking function can be mounted at the bottom of each supporting frame 10, and the distance between the supporting frames 10 is convenient to move and adjust.
In the embodiment, when in use, one of the support frames 10 can be manually pulled according to people with different heights and leg lengths, the height of the lifting end in the jacking assembly 30 is reduced along with the increase of the distance between two adjacent support frames 10, because the lifting end of the jacking component 30 is connected with the leg pressing component 20, the leg pressing component 20 is lowered, otherwise, the height of the lifting end in the jacking component 30 is raised along with the reduction of the distance between two adjacent supporting frames 10, so that the height of the leg pressing component 20 is increased, and the leg pressing components 20 are adjusted to the same height according to the crowds with different heights, or a plurality of leg pressing assemblies 20 can be adjusted to different heights, so that the adjustment flexibility of the leg pressing assemblies 20 is greatly met, and when the leg pressing assemblies are not used, the plurality of support frames 10 are contracted together, so that the occupied area of the leg pressing device is reduced, and the leg pressing device is convenient to carry and transport.
As shown in fig. 2, in order to increase or decrease the overall length of the leg-pressing unit 20 according to the distance between two adjacent support frames 10, the leg-pressing unit 20 includes a leg-placing portion 21, and a first expansion portion 22 and a second expansion portion 23 which are telescopically connected to both ends of the leg-placing portion 21, so that when pressing the leg, the user puts the heel of one foot on the leg-placing portion 21 and supports the other leg on the ground.
As shown in fig. 3, in order to enable the leg pressing assembly 20 to slide up and down, the support frame 10 is provided with a slide rail 11 along the height direction thereof, the slide rail 11 is slidably fitted with a slide block 12, a support plate 13 is fixedly mounted on the outer side of the slide block 12, the support plate 13 extends to a longer length in the longitudinal direction, that is, the longitudinal length of the support plate 13 is greater than the width of the support frame 10, the support plate 13 has an extended end 131, and the leg pressing assembly 20 is located at the position of the end 131 of the support plate 13, when a person presses a leg, the heel of one leg is placed on the leg pressing assembly 20, the other leg is supported on the ground, so that the problem of interference of the jacking assembly 30 when the user presses the heel on the leg pressing assembly 20 is avoided, and the first telescopic part 22 and the second telescopic part 23 are respectively connected to the support plates 13 on the opposite inner sides of the two adjacent support frames 10;
as shown in fig. 4, preferably, the first expansion part 22 and the second expansion part 23 are detachably mounted on the support plate 13 through fasteners, for example, the first expansion part 22 and the second expansion part 23 are mounted on the support plate 13 through fastening bolts 132, threaded holes for inserting the fastening bolts 132 are formed in end faces of the first expansion part 22 and the second expansion part 23, the damaged leg pressing assembly 20 is conveniently replaced by detaching the leg pressing assembly 20, and the adjacent two support frames 10 can be moved closer to each other, so that the problem that the leg placing part 21 is clamped between the two support frames 10 to prevent the two support frames 10 from approaching each other is avoided, and the floor space of the device is further reduced.
As shown in fig. 5 and 6, the jacking assembly 30 includes a first connecting rod 31 and a second connecting rod 32 respectively hinged to two adjacent support frames 10, the common upper ends of the first connecting rod 31 and the second connecting rod 32 are respectively hinged to a lifting plate 33, the lifting plate 33 is connected to the leg pressing assembly 20, in this embodiment, a supporting rod 34 is fixedly disposed on the top surface of the lifting plate 33, a first connecting piece 35 is fixedly connected to the upper end of the supporting rod 34, a connecting portion 24 is longitudinally extended from the middle of the leg placing portion 21, a second connecting piece 25 is fixedly disposed at the lower end of the connecting portion 24, and the first connecting piece 35 and the second connecting piece 25 are preferably detachably connected together through a locking bolt 80.
As shown in fig. 3 and 7, the support frames 10 are provided with the retractable plate 40, the guide assembly 50 is disposed between the retractable end of the retractable plate 40 and the lifting plate 33, and when the distance between two adjacent support frames 10 increases or decreases, the retractable plate 40 also correspondingly retracts, so that the guide assembly 50 is always located at a position approximately in the middle of the two support frames 10, and plays a role in guiding the lifting of the lifting plate 33.
Specifically, the guide assembly 50 includes a guide post 51 fixed to the bottom surface of the lifting plate 33 and a guide sleeve 52 mounted on the telescopic end of the telescopic plate 40.
As shown in fig. 7 and 8, a limit structure 60 is disposed between the guide post 51 and the guide sleeve 52 to limit a descending distance of the lifting plate 33.
Specifically, the limiting structure 60 includes a long groove 61 formed along the axial direction of the guide sleeve 52, a limiting post 62 fixed on the guide post 51 and penetrating through the long groove 61, and a limiting sleeve 63 sleeved outside the guide sleeve 52, when the distance between the two support frames 10 increases, the two ends of the first connecting rod 31 and the second connecting rod 32 both rotate, and the included angle formed between the two ends increases, and meanwhile, the lifting plate 33 and the guide post 51 descend together, in this process, the limiting post 62 fixed on the guide post 51 slides along the direction of the long groove 61 until abutting against the limiting sleeve 63, at this time, under the obstruction of the limiting sleeve 63, the lifting plate 33 cannot descend continuously, and the height for limiting the descending of the leg pressing assembly 20 is reached.
As shown in fig. 9 and 10, for example, in the present embodiment, six support frames 101, 102, 103, 104, 105, 106 are provided, and when a worker pulls the edge support frame 101 outward in a direction away from the edge support frame 106, the support frame 101 is displaced and the distance between the support frame 101 and the edge support frame 102 increases until the lifting plate 33 between the support frame 101 and the support frame 102 does not descend under the obstruction of the position-limiting sleeve 63, and the support frame 101 is pulled outward continuously, the support frame 101 and the support frame 102 maintain a relatively stationary state, and the distance between the support frame 102 and the support frame 103 gradually increases until the lifting plate 33 between the support frame 102 and the support frame 103 does not descend, so that the six support frames 10 can be sequentially unfolded by pulling the edge support frame 101, when all the position-limiting sleeves 63 are at the same height, all leg pressing assemblies 20 can be kept at the same height for a plurality of persons to press legs at the same time.
Concretely, still including the adjusting part 70 that is used for adjusting the stop collar 63 height, adjust the height of stop collar 63 through adjusting part 70, when the height of all stop collars 63 is at same horizontal plane, expand a plurality of support frames 10 are whole, a plurality of leg pressing subassemblies 20 can be located same height, the roughly the same crowd of confession height presses the leg simultaneously, when user's height has great difference, establish a plurality of stop collars 63 at different heights through adjusting part 70, can make a plurality of leg pressing subassemblies 20 be located different heights, supply different heights, the long user of leg presses the leg, the flexibility of use is improved.
Specifically, the adjusting assembly 70 includes a threaded sleeve 71 fixed on the telescopic end of the telescopic plate 40 and a screw 72 in threaded fit with the threaded sleeve 71, the upper end of the screw 72 is rotatably connected with the position-limiting sleeve 63, preferably, the upper end of the screw 72 is connected with the position-limiting sleeve 63 through a bearing 73, the screw 72 is fixed on the inner ring of the bearing 73, and the outer ring of the bearing 73 is fixed on the position-limiting sleeve 63.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A leg press device for dance training, comprising:
the supporting frames (10), two adjacent supporting frames (10) are arranged at intervals;
the leg pressing assembly (20) is positioned between two adjacent support frames (10), and the leg pressing assembly (20) is movably connected with the support frames (10) and can ascend or descend relative to the support frames (10);
the jacking assembly (30) is positioned between the two adjacent supporting frames (10), the jacking assembly (30) is provided with a lifting end connected with the leg pressing assembly (20), the distance between the two adjacent supporting frames (10) is increased or decreased by driving the supporting frames (10), and the lifting end of the jacking assembly (30) is lifted along with the change of the distance between the two adjacent supporting frames (10), so that the leg pressing assembly (20) is lifted correspondingly.
2. A leg press for dance training according to claim 1, wherein the leg press assembly (20) includes a leg placing portion (21) and a first telescoping portion (22) and a second telescoping portion (23) telescopically connected to both ends of the leg portion (21).
3. A leg pressing device for dance training according to claim 2, wherein the supporting frames (10) are provided with sliding rails (11) in the height direction, the sliding rails (11) are matched with sliding blocks (12) in a sliding mode, supporting plates (13) are fixedly mounted on the outer sides of the sliding blocks (12), and the first telescopic portion (22) and the second telescopic portion (23) are connected to the supporting plates (13) on the inner sides, opposite to the adjacent two supporting frames (10), respectively.
4. A leg pressing device for dance training according to any one of claims 1-3, wherein the jacking assembly (30) comprises a first connecting rod (31) and a second connecting rod (32) which are respectively hinged with two adjacent supporting frames (10), the common upper ends of the first connecting rod (31) and the second connecting rod (32) are respectively hinged with a lifting plate (33), and the lifting plate (33) is connected with the leg pressing assembly (20).
5. Leg pressing device for dance training according to claim 4, wherein a telescopic plate (40) is mounted on the support frame (10), and a guide assembly (50) is arranged between a telescopic end of the telescopic plate (40) and the lifting plate (33).
6. A leg press for dance training according to claim 5, wherein the guide assembly (50) includes a guide post (51) fixed to a bottom surface of the lifting plate (33) and a guide sleeve (52) mounted on a telescopic end of the telescopic plate (40).
7. A leg pressing device for dance training according to claim 6, wherein a limiting structure (60) is arranged between the guide post (51) and the guide sleeve (52) to limit a descending distance of the lifting plate (33).
8. The leg pressing device for dance training according to claim 7, wherein the limiting structure (60) comprises a long groove (61) formed in the axial direction of the guide sleeve (52), a limiting column (62) fixed on the guide column (51) and penetrating through the long groove (61), and a limiting sleeve (63) sleeved outside the guide sleeve (52).
9. A leg press device for dance training according to claim 8, further comprising an adjusting assembly (70) for adjusting a height of the stop collar (63).
10. The leg pressing device for dance training according to claim 9, wherein the adjusting assembly (70) comprises a threaded sleeve (71) fixed to the telescopic end of the telescopic plate (40) and a screw rod (72) in threaded fit with the threaded sleeve (71), and the upper end of the screw rod (72) is rotatably connected with the limiting sleeve (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210691113.5A CN114949775B (en) | 2022-06-18 | 2022-06-18 | Leg pressing device for dance training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210691113.5A CN114949775B (en) | 2022-06-18 | 2022-06-18 | Leg pressing device for dance training |
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| Publication Number | Publication Date |
|---|---|
| CN114949775A true CN114949775A (en) | 2022-08-30 |
| CN114949775B CN114949775B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210691113.5A Active CN114949775B (en) | 2022-06-18 | 2022-06-18 | Leg pressing device for dance training |
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| CN (1) | CN114949775B (en) |
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| US9675829B1 (en) * | 2014-09-04 | 2017-06-13 | Brian Katz | Adjustable pull-up bar and core exerciser |
| CN107261414A (en) * | 2017-07-21 | 2017-10-20 | 姚会 | A kind of sports dancing leg pressing trainer |
| CN209060474U (en) * | 2018-09-30 | 2019-07-05 | 浙江五饼二鱼实业有限公司 | A kind of movable type dance barre |
| CN209092627U (en) * | 2018-11-07 | 2019-07-12 | 郑州澍青医学高等专科学校 | A kind of sport leg-stretching trainer |
| CN210057325U (en) * | 2019-01-21 | 2020-02-14 | 山西大学 | Dance physique trainer |
| CN210355849U (en) * | 2019-07-04 | 2020-04-21 | 江苏金阳光科教设备集团有限公司 | Adjustable conveniently-assembled leg pressing fitness equipment |
| CN214074857U (en) * | 2021-01-13 | 2021-08-31 | 瞿仕刚 | Leg pressing assistor for physical education |
| KR20210130019A (en) * | 2020-04-21 | 2021-10-29 | 이상원 | lift apparatus for leg |
| CN215621356U (en) * | 2021-06-28 | 2022-01-25 | 潍柴动力股份有限公司 | Fuel cell installing support and new energy automobile |
| CN216319781U (en) * | 2021-11-09 | 2022-04-19 | 洪娇月 | Leg pressing device for dance training |
| CN114534187A (en) * | 2020-11-24 | 2022-05-27 | 江苏杰辰五金制品有限公司 | Height-adjustable handrail |
-
2022
- 2022-06-18 CN CN202210691113.5A patent/CN114949775B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9675829B1 (en) * | 2014-09-04 | 2017-06-13 | Brian Katz | Adjustable pull-up bar and core exerciser |
| CN107261414A (en) * | 2017-07-21 | 2017-10-20 | 姚会 | A kind of sports dancing leg pressing trainer |
| CN209060474U (en) * | 2018-09-30 | 2019-07-05 | 浙江五饼二鱼实业有限公司 | A kind of movable type dance barre |
| CN209092627U (en) * | 2018-11-07 | 2019-07-12 | 郑州澍青医学高等专科学校 | A kind of sport leg-stretching trainer |
| CN210057325U (en) * | 2019-01-21 | 2020-02-14 | 山西大学 | Dance physique trainer |
| CN210355849U (en) * | 2019-07-04 | 2020-04-21 | 江苏金阳光科教设备集团有限公司 | Adjustable conveniently-assembled leg pressing fitness equipment |
| KR20210130019A (en) * | 2020-04-21 | 2021-10-29 | 이상원 | lift apparatus for leg |
| CN114534187A (en) * | 2020-11-24 | 2022-05-27 | 江苏杰辰五金制品有限公司 | Height-adjustable handrail |
| CN214074857U (en) * | 2021-01-13 | 2021-08-31 | 瞿仕刚 | Leg pressing assistor for physical education |
| CN215621356U (en) * | 2021-06-28 | 2022-01-25 | 潍柴动力股份有限公司 | Fuel cell installing support and new energy automobile |
| CN216319781U (en) * | 2021-11-09 | 2022-04-19 | 洪娇月 | Leg pressing device for dance training |
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| Publication number | Publication date |
|---|---|
| CN114949775B (en) | 2024-05-07 |
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