CN113144530A - Changeable unreal pulling device of ligament for track and field training - Google Patents
Changeable unreal pulling device of ligament for track and field training Download PDFInfo
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- CN113144530A CN113144530A CN202110621752.XA CN202110621752A CN113144530A CN 113144530 A CN113144530 A CN 113144530A CN 202110621752 A CN202110621752 A CN 202110621752A CN 113144530 A CN113144530 A CN 113144530A
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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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Abstract
The invention provides a changeable ligament traction device for track and field training, relates to the technical field of sports training equipment, and solves the problem that ligament tension in various modes cannot be realized through structural improvement; the sliding structure is easy to collide with, the collision protection of the sliding structure cannot be realized through structural improvement, and the problem of normal sliding of the sliding structure is not influenced after the collision of the protective structure. A ligament changeable traction device for track and field training comprises a sliding seat structure; the sliding seat is structurally provided with a stretching structure, and the sliding seat is structurally provided with a graduated scale. Through the arrangement of the through holes and the baffle plate, the through holes are formed in the sliding plate and are of rectangular hole-shaped structures; the through hole is connected with the baffle in a sliding manner, and the through hole is not in contact with the top end face, the bottom end face, the left end face and the right end face of the baffle, so that the sliding plate can be prevented from being blocked due to slight deformation of the baffle.
Description
Technical Field
The invention belongs to the technical field of sports training equipment, and particularly relates to a ligament variable unreal traction device based on track and field training.
Background
In the field, since the leg ligament needs to be pulled and trained during training, a ligament pulling device is used for assisting the training.
As in application No.: CN201921902712.7 discloses a ligament tractive device for track and field training relates to trainer technical field, specifically is a ligament tractive device for track and field training, including the mobile jib, the groove of accomodating has all been seted up to the both sides of mobile jib, the fixed surface of mobile jib installs the cushion. This ligament tractive device is used in track and field training, through setting up running-board and shank standing groove, utilize the running-board to assist the foot of training person and place, utilize the shank standing groove to place training person's shank simultaneously, make this ligament tractive device is used in track and field training can sit or lie prone and carry out ligament tractive training, the problem of traditional track and field training with ligament tractive device training mode singleness has been avoided, this ligament tractive device is used in track and field training's practicality has been improved, utilize the main pole to cup joint the spliced pole simultaneously, be convenient for receiving this ligament tractive device is used in track and field training.
Ligament tensioning devices similar to the above-mentioned applications currently suffer from the following drawbacks:
one is that the existing device has a single structure and cannot realize ligament stretching in multiple modes through structural improvement; moreover, the existing device can not realize automatic locking after adjustment through structural improvement in the stretching process; finally, the sliding structure of the existing device is easy to collide, the collision protection of the sliding structure cannot be realized through structural improvement, and the normal sliding of the sliding structure is not influenced after the collision of the protective structure.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a changeable ligament traction device for track and field training is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a changeable ligament traction device for track and field training, which aims to solve the problems that the existing device is single in structure and cannot realize ligament tension in various modes through structural improvement in the prior art; moreover, the existing device can not realize automatic locking after adjustment through structural improvement in the stretching process; finally, the sliding structure of the existing device is easy to collide, the collision protection of the sliding structure cannot be realized through structural improvement, and the problem that the normal sliding of the sliding structure is not influenced after the collision of the protective structure is solved.
The invention relates to a ligament changeable traction device for track and field training, which has the purpose and the effect and is achieved by the following specific technical means:
a ligament changeable traction device for track and field training comprises a sliding seat structure; the sliding seat structure is provided with a stretching structure, and the sliding seat structure is also provided with a graduated scale; the sliding seat structure comprises a protective shell, the protective shell is welded on the seat body A and is of a concave structure, and the protective shell forms a protective structure of a gear and an adjusting rod; the graduated scale comprises a fixing bolt, the graduated scale is fixedly connected to the seat body A and the seat body B through the fixing bolt, and when the left end face of the graduated scale is in contact with the protective shell, the fixing bolt on the graduated scale is vertically aligned with the threaded holes in the seat body A and the seat body B.
Further, the sliding seat structure comprises a seat body A, a seat body B, a sliding rod and a pedal, the seat body A and the seat body B are both of concave structures, a clamping seat for fixing feet is installed on the seat body A, and the pedal is welded on the seat body B; two sliding rods are symmetrically welded between the seat body A and the seat body B and are of cylindrical rod-shaped structures.
Furthermore, the stretching structure comprises a sliding plate and a threaded rod, the sliding plate is connected to the sliding rod in a sliding mode, and a clamping seat used for fixing the foot is installed on the sliding plate; the threaded rod is rotatably connected to the base body A and the base body B and is in threaded connection with the sliding plate, and the threaded rod forms a threaded adjusting structure of the sliding plate.
Furthermore, the stretching structure also comprises a gear, a rotating seat and an adjusting rod, wherein the gear is welded on the threaded rod; the rotating seat is welded on the seat body A, the rotating seat is rotatably connected with an adjusting rod, and the adjusting rod is provided with spiral teeth; the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear form a worm and gear structure together.
Furthermore, the stretching structure also comprises a mounting seat and a wiping block, wherein the mounting seat is welded on the sliding plate and is of an L-shaped plate structure; the installation seat is adhered with the wiping block, the wiping block is in elastic contact with the graduated scale, and the sliding plate, the installation seat and the wiping block jointly form a sliding type cleaning structure of the graduated scale.
Furthermore, tensile structure still includes positioning bolt, positioning bolt threaded connection is on the mount pad, and positioning bolt head end and scale contact to positioning bolt has constituteed the auxiliary positioning structure of sliding plate.
Furthermore, the sliding seat structure also comprises a baffle plate, the baffle plate is welded on the seat body A and the seat body B, and the baffle plate is of a rectangular plate-shaped structure; the baffle is located slide bar and threaded rod top position, and the slide bar has been constituteed to the baffle and the protective structure is collided with the threaded rod.
Furthermore, the stretching structure also comprises a through hole, the through hole is formed in the sliding plate, and the through hole is of a rectangular hole-shaped structure; the through hole is connected with the baffle in a sliding mode, and the through hole is not in contact with the top end face, the bottom end face, the left end face and the right end face of the baffle.
Compared with the prior art, the invention has the following beneficial effects:
through the arrangement of the sliding seat structure and the stretching structure, firstly, the threaded rod is connected to the seat body A and the seat body B in a rotating mode, the threaded rod is in threaded connection with the sliding plate, and the threaded rod forms a threaded adjusting structure of the sliding plate, so that the stretching adjustment of the sliding plate can be realized; secondly, the rotating seat is welded on the seat body A, and the rotating seat is rotatably connected with an adjusting rod which is provided with spiral teeth; the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear form a worm and gear structure together, so that automatic locking after the threaded rod is adjusted can be realized; thirdly, when the standing body forward bending exercise is needed, the feet can be stepped on the pedal, and the hands can grasp the clamping seat on the sliding plate and rotate the adjusting rod to perform the stretching exercise.
Through the setting of mount pad, clean piece and scale, because of being stained with on the mount pad and clean the piece, and clean piece and scale elastic contact to sliding plate, mount pad and clean the piece and constitute the clean structure of slidingtype of scale jointly, thereby can realize cleaning of scale through cleaning the piece when sliding plate slip adjustment in-process.
Through the setting of protecting crust and scale, because of positioning bolt threaded connection on the mount pad, and positioning bolt head end and scale contact to positioning bolt has constituteed the assistance-localization real-time structure of sliding plate.
Through the arrangement of the through holes and the baffle plate, the through holes are formed in the sliding plate and are of rectangular hole-shaped structures; the through hole is connected with the baffle in a sliding manner, and the through hole is not in contact with the top end face, the bottom end face, the left end face and the right end face of the baffle, so that the sliding plate can be prevented from being blocked due to slight deformation of the baffle.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a schematic axial view of the scale of the present invention after being disassembled.
Fig. 3 is an enlarged schematic view of fig. 2 at a.
Fig. 4 is an axial view of the present invention in a disassembled configuration.
Fig. 5 is an enlarged view of the structure of fig. 4B according to the present invention.
Fig. 6 is a left-side view structural diagram after the split of the invention.
Fig. 7 is an enlarged view of the structure of fig. 6 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a sliding seat structure; 101. a seat body A; 102. a seat body B; 103. a slide bar; 104. a baffle plate; 105. a protective shell; 106. treading a pedal; 2. stretching the structure; 201. a sliding plate; 202. a threaded rod; 203. a gear; 204. a rotating seat; 205. adjusting a rod; 206. a mounting seat; 207. a wiping block; 208. positioning the bolt; 209. a through hole; 3. a graduated scale; 301. and (5) fixing the bolt.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 7:
the invention provides a changeable ligament traction device based on track and field training, which comprises a sliding seat structure 1; a stretching structure 2 is arranged on the sliding seat structure 1, and a graduated scale 3 is also arranged on the sliding seat structure 1; referring to fig. 4, the sliding seat structure 1 includes a protective shell 105, the protective shell 105 is welded on the seat body a101, the protective shell 105 is a concave structure, and the protective shell 105 constitutes a protective structure of the gear 203 and the adjusting rod 205; referring to fig. 3, the scale 3 includes a fixing bolt 301, the scale 3 is fixedly connected to the seat body a101 and the seat body B102 through the fixing bolt 301, and when the left end face of the scale 3 contacts the protective shell 105, the fixing bolt 301 on the scale 3 is vertically aligned with the threaded holes on the seat body a101 and the seat body B102, so that the convenience of fixing the scale 3 can be improved by the position limitation of the protective shell 105.
Referring to fig. 4, the sliding seat structure 1 includes a seat body a101, a seat body B102, a sliding rod 103 and a pedal 106, where the seat body a101 and the seat body B102 are both concave structures, a seat for fixing feet is installed on the seat body a101, and the pedal 106 is welded on the seat body B102; two sliding rods 103 are symmetrically welded between the seat body A101 and the seat body B102, and the two sliding rods 103 are both cylindrical rod-shaped structures.
Referring to fig. 4, the stretching structure 2 includes a sliding plate 201 and a threaded rod 202, the sliding plate 201 is slidably connected to the sliding rod 103, and a clamping seat for fixing the foot is mounted on the sliding plate 201; the threaded rod 202 is rotatably connected to the seat body a101 and the seat body B102, the threaded rod 202 is in threaded connection with the sliding plate 201, and the threaded rod 202 constitutes a threaded adjusting structure of the sliding plate 201, so that the stretching adjustment of the sliding plate 201 can be realized.
Referring to fig. 4 and 5, the stretching structure 2 further comprises a gear 203, a rotating seat 204 and an adjusting rod 205, the gear 203 is welded on the threaded rod 202; the rotating seat 204 is welded on the seat body A101, the rotating seat 204 is rotatably connected with an adjusting rod 205, and the adjusting rod 205 is provided with spiral teeth; the spiral teeth arranged on the adjusting rod 205 are meshed with the gear 203, and the adjusting rod 205 and the gear 203 form a worm and gear structure together, so that automatic locking after the threaded rod 202 is adjusted can be realized.
Referring to fig. 1, the stretching structure 2 further includes a mounting seat 206 and a wiping block 207, the mounting seat 206 is welded on the sliding plate 201, and the mounting seat 206 is an L-shaped plate structure; the installation seat 206 is adhered with a wiping block 207, the wiping block 207 is in elastic contact with the graduated scale 3, and the sliding plate 201, the installation seat 206 and the wiping block 207 together form a sliding type cleaning structure of the graduated scale 3, so that the wiping cleaning of the graduated scale 3 can be realized through the wiping block 207 during the sliding adjustment of the sliding plate 201.
Referring to fig. 1, the stretching structure 2 further comprises a positioning bolt 208, the positioning bolt 208 is screwed on the mounting base 206, the head end of the positioning bolt 208 is in contact with the scale 3, and the positioning bolt 208 constitutes an auxiliary positioning structure of the sliding plate 201.
Referring to fig. 1 and 4, the sliding seat structure 1 further includes a baffle plate 104, the baffle plate 104 is welded on the seat body a101 and the seat body B102, and the baffle plate 104 is a rectangular plate-shaped structure; the baffle 104 is positioned above the sliding rod 103 and the threaded rod 202, and the baffle 104 forms a collision protection structure for the sliding rod 103 and the threaded rod 202.
Referring to fig. 7, the stretching structure 2 further includes a through hole 209, the through hole 209 is opened on the sliding plate 201, and the through hole 209 has a rectangular hole-like structure; the through hole 209 is connected with the baffle plate 104 in a sliding manner, and the through hole 209 is not in contact with the top end surface, the bottom end surface, the left end surface and the right end surface of the baffle plate 104, so that the sliding of the sliding plate 201 due to slight deformation of the baffle plate 104 can be prevented from being blocked.
The specific use mode and function of the embodiment are as follows:
when herringbone step stretching is needed, two feet can be placed on the seat body A101 and the sliding plate 201 respectively, then the adjusting rod 205 is rotated to stretch, at the moment, firstly, the threaded rod 202 is connected to the seat body A101 and the seat body B102 in a rotating mode, the threaded rod 202 is in threaded connection with the sliding plate 201, and the threaded rod 202 forms a threaded adjusting structure of the sliding plate 201, so that stretching adjustment of the sliding plate 201 can be achieved; secondly, the rotating seat 204 is welded on the seat body A101, the rotating seat 204 is rotatably connected with an adjusting rod 205, and the adjusting rod 205 is provided with spiral teeth; the spiral teeth arranged on the adjusting rod 205 are meshed with the gear 203, and the adjusting rod 205 and the gear 203 jointly form a worm and gear structure, so that automatic locking after the threaded rod 202 is adjusted can be realized;
when the standing body forward bending exercise is needed, feet can be stepped on the pedal 106, and hands can grasp the clamping seat on the sliding plate 201 and rotate the adjusting rod 205 to perform the stretching exercise;
during the use process, firstly, the wiping block 207 is adhered to the mounting base 206, the wiping block 207 is in elastic contact with the graduated scale 3, and the sliding plate 201, the mounting base 206 and the wiping block 207 together form a sliding type cleaning structure of the graduated scale 3, so that the wiping of the graduated scale 3 can be realized through the wiping block 207 during the sliding adjustment process of the sliding plate 201; secondly, the positioning bolt 208 is in threaded connection with the mounting base 206, the head end of the positioning bolt 208 is in contact with the scale 3, and the positioning bolt 208 forms an auxiliary positioning structure of the sliding plate 201; thirdly, the through hole 209 is formed on the sliding plate 201, and the through hole 209 has a rectangular hole-shaped structure; the through hole 209 is connected with the baffle plate 104 in a sliding manner, and the through hole 209 is not in contact with the top end surface, the bottom end surface, the left end surface and the right end surface of the baffle plate 104, so that the sliding of the sliding plate 201 due to slight deformation of the baffle plate 104 can be prevented from being blocked.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a changeable unreal traction device of ligament for track and field training which characterized in that: comprises a sliding seat structure (1); the sliding seat structure (1) is provided with a stretching structure (2), and the sliding seat structure (1) is also provided with a graduated scale (3); the sliding seat structure (1) comprises a protective shell (105), the protective shell (105) is welded on a seat body A (101), the protective shell (105) is of a concave structure, and the protective shell (105) forms a protective structure of a gear (203) and an adjusting rod (205); the graduated scale (3) comprises a fixing bolt (301), the graduated scale (3) is fixedly connected to the base body A (101) and the base body B (102) through the fixing bolt (301), and when the left end face of the graduated scale (3) is in contact with the protective shell (105), the fixing bolt (301) on the graduated scale (3) is vertically aligned with threaded holes in the base body A (101) and the base body B (102).
2. The ligament changeable distraction device based on track and field training of claim 1, wherein: the sliding seat structure (1) comprises a seat body A (101), a seat body B (102), a sliding rod (103) and a pedal (106), wherein the seat body A (101) and the seat body B (102) are both of concave structures, a clamping seat for fixing feet is installed on the seat body A (101), and the pedal (106) is welded on the seat body B (102); two sliding rods (103) are symmetrically welded between the seat body A (101) and the seat body B (102), and the two sliding rods (103) are of cylindrical rod-shaped structures.
3. The ligament changeable distraction device based on track and field training of claim 1, wherein: the stretching structure (2) comprises a sliding plate (201) and a threaded rod (202), the sliding plate (201) is connected to the sliding rod (103) in a sliding mode, and a clamping seat used for fixing feet is installed on the sliding plate (201); the threaded rod (202) is rotatably connected to the seat body A (101) and the seat body B (102), the threaded rod (202) is in threaded connection with the sliding plate (201), and the threaded rod (202) forms a threaded adjusting structure of the sliding plate (201).
4. The ligament changeable distraction device based on track and field training of claim 1, wherein: the stretching structure (2) further comprises a gear (203), a rotating seat (204) and an adjusting rod (205), wherein the gear (203) is welded on the threaded rod (202); the rotating seat (204) is welded on the seat body A (101), the rotating seat (204) is rotatably connected with an adjusting rod (205), and the adjusting rod (205) is provided with spiral teeth; the spiral teeth arranged on the adjusting rod (205) are meshed with the gear (203), and the adjusting rod (205) and the gear (203) jointly form a worm and gear structure.
5. The ligament changeable distraction device based on track and field training of claim 1, wherein: the stretching structure (2) further comprises a mounting seat (206) and a wiping block (207), the mounting seat (206) is welded on the sliding plate (201), and the mounting seat (206) is of an L-shaped plate structure; the installation seat (206) is adhered with the wiping block (207), the wiping block (207) is in elastic contact with the graduated scale (3), and the sliding plate (201), the installation seat (206) and the wiping block (207) jointly form a sliding type cleaning structure of the graduated scale (3).
6. The ligament changeable distraction device based on track and field training of claim 1, wherein: the stretching structure (2) further comprises a positioning bolt (208), the positioning bolt (208) is in threaded connection with the mounting base (206), the head end of the positioning bolt (208) is in contact with the graduated scale (3), and the positioning bolt (208) forms an auxiliary positioning structure of the sliding plate (201).
7. The ligament changeable distraction device based on track and field training of claim 1, wherein: the sliding seat structure (1) further comprises a baffle plate (104), the baffle plate (104) is welded on the seat body A (101) and the seat body B (102), and the baffle plate (104) is of a rectangular plate-shaped structure; baffle (104) are located slide bar (103) and threaded rod (202) top position, and baffle (104) have constituteed slide bar (103) and threaded rod (202) and have collided with protective structure.
8. The ligament changeable distraction device based on track and field training of claim 1, wherein: the stretching structure (2) further comprises a through hole (209), the through hole (209) is formed in the sliding plate (201), and the through hole (209) is of a rectangular hole-shaped structure; the through hole (209) is connected with the baffle (104) in a sliding mode, and the through hole (209) is not in contact with the top end face, the bottom end face, the left end face and the right end face of the baffle (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110621752.XA CN113144530B (en) | 2021-06-04 | 2021-06-04 | Changeable unreal pulling device of ligament for track and field training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110621752.XA CN113144530B (en) | 2021-06-04 | 2021-06-04 | Changeable unreal pulling device of ligament for track and field training |
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| Publication Number | Publication Date |
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| CN113144530A true CN113144530A (en) | 2021-07-23 |
| CN113144530B CN113144530B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110621752.XA Active CN113144530B (en) | 2021-06-04 | 2021-06-04 | Changeable unreal pulling device of ligament for track and field training |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114587632A (en) * | 2022-02-23 | 2022-06-07 | 山东大学 | Operation smoke control method and device suitable for laparoscope |
| CN115445138A (en) * | 2022-09-13 | 2022-12-09 | 江苏经贸职业技术学院 | Ligament tractive device that has safeguard function for track and field training |
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| CN210625497U (en) * | 2019-08-07 | 2020-05-26 | 张帆 | Special chi of town and country planning and design |
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| CN211245386U (en) * | 2019-10-28 | 2020-08-14 | 南昌工学院 | Flexible leg separator of sports cross arm |
| CN111617439A (en) * | 2020-06-08 | 2020-09-04 | 无锡职业技术学院 | Auxiliary stretching apparatus for body building |
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| KR20180128729A (en) * | 2017-05-24 | 2018-12-04 | 김소용 | Stretching Machine for Enforcing Leg Muscle including Multiple Function |
| CN210625497U (en) * | 2019-08-07 | 2020-05-26 | 张帆 | Special chi of town and country planning and design |
| CN211097335U (en) * | 2019-08-22 | 2020-07-28 | 泉州尚美生态园林工程有限公司 | Leg pressing training device for sports |
| CN211245386U (en) * | 2019-10-28 | 2020-08-14 | 南昌工学院 | Flexible leg separator of sports cross arm |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114587632A (en) * | 2022-02-23 | 2022-06-07 | 山东大学 | Operation smoke control method and device suitable for laparoscope |
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| CN115445138A (en) * | 2022-09-13 | 2022-12-09 | 江苏经贸职业技术学院 | Ligament tractive device that has safeguard function for track and field training |
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| Publication number | Publication date |
|---|---|
| CN113144530B (en) | 2022-08-26 |
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