CN215136554U

CN215136554U - Tendon stretching device with high safety performance for physical education

Info

Publication number: CN215136554U
Application number: CN202120899999.3U
Authority: CN
Inventors: 熊娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-14
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a lacing wire ware that security performance is high for sports teaching relates to sports apparatus field, including main part, slewing mechanism, telescopic machanism, the outer wall of main part rotates and is connected with places the board, the inner wall of placing the board is provided with the spacing groove, the inboard of spacing groove is provided with the expansion plate. The utility model discloses a set up telescopic machanism, place the board through placing the leg in on, the expansion plate will remove under the effect of thrust this moment, the expansion plate removes and will give No. two spring pressure, the expansion plate will give connecting block thrust simultaneously, make the connecting block rotate, give torsional spring pressure simultaneously, move to the assigned position until the expansion plate, the connecting block will get into in an outer wall draw-in groove of expansion plate under the effect of torsional spring this moment, and because one side outer wall of connecting block is laminated with the inboard recess of placing the board mutually, so the connecting block will not normally not rotate the direction of laminating mutually, thereby make the expansion plate will unable removal, the purpose that has improved the security of this device has been reached.

Description

Tendon stretching device with high safety performance for physical education

Technical Field

The utility model relates to a sports apparatus field specifically is a muscle stretching device that security performance is high for sports teaching.

Background

Sports lacing wire ware is a common training equipment, through applying external force at human outside, the training apparatus of tensile human muscle and vein promptly, receives people's favor because of it can the person of facilitating the use oneself controls tensile angle, dynamics, time and convenient operation.

General lacing wire ware for sports is stretched each position to the people, avoids the people phenomenon of cramping to appear at the in-process of motion, and present lacing wire ware for shank sports when using, and its length is fixed, can't adjust length according to user's difference, and the lacing wire ware is then taken up an area of great for the sufficient sports of length, and is not high to the utilization ratio in space, consequently the utility model provides a lacing wire ware that security performance is high for sports teaching.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that lacing wire ware length can't be adjusted for the sports, provide a lacing wire ware that security performance is high for sports teaching.

In order to achieve the above object, the utility model provides a following technical scheme: a tendon stretching device with high safety performance for physical education comprises a main body, a rotating mechanism and a telescopic mechanism, wherein the outer wall of the main body is rotatably connected with a placing plate, the inner wall of the placing plate is provided with a limiting groove, and the inner side of the limiting groove is provided with a telescopic plate;

wherein, slewing mechanism runs through to the dwang of main part outer wall including being located the main part inner wall, the one end of dwang is connected with the runner, the outer wall of dwang is provided with the sleeve, the outer wall of dwang is located telescopic inner wall and is provided with the fixture block, the one end of dwang is located telescopic inner wall and is provided with the telescopic link, the outer wall of telescopic link is provided with a spring, telescopic outer wall is provided with a gear, the outer wall of a gear is provided with No. two gears, the outer wall of No. two gears is provided with No. three gears, the top outer wall connection of No. three gears has the connecting rod.

As a further aspect of the present invention: the telescopic machanism is including being located the locating lever that expansion plate one end is connected, telescopic machanism is still including being located the inboard wall of placing and run through to the shifting block of placing the board outer wall, the outer wall of locating lever is provided with the spring No. two, the one end of shifting block is connected with the connecting block, the outer wall of connecting block is located the inner wall of placing the board and is connected with the connecting rod, the outer wall connection of connecting rod has the torsional spring.

As a further aspect of the present invention: the outer wall of expansion plate is provided with the draw-in groove with connecting block one end assorted, the quantity of draw-in groove is provided with a plurality ofly, and is a plurality of the draw-in groove evenly distributed is on the outer wall of expansion plate.

As a further aspect of the present invention: the inner wall of expansion plate is provided with the recess with connecting block one end assorted, one side outer wall and the recess of connecting block are laminated mutually.

As a further aspect of the present invention: the inner wall of the main body is provided with a groove matched with the rotating track of the rotating mechanism, and one end of the connecting rod is fixedly connected with the placing plate.

As a further aspect of the present invention: the inner wall of the main body is provided with a groove matched with the rotating track of the clamping block, and the inner wall of the sleeve is matched with the outer wall of the rotating rod.

As a further aspect of the present invention: the outer wall of No. two gears meshes with the outer wall of a gear, No. three gears mutually, the quantity of No. three gears is provided with two, another No. three gears mesh with the other side outer wall of No. two gears.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the rotating mechanism, the rotating wheel rotates to drive the rotating rod, the sleeve rotates, the first gear, the second gear, the third gear and the connecting rod rotate, the connecting rod rotates to drive the placing plate to rotate, so that the legs are stretched, pressure is provided to the rotating wheel, the rotating wheel moves to drive the rotating rod to move, the rotating rod moves to drive the clamping block on the outer wall of the clamping block to move until the clamping block is contacted with the groove matched with the rotating track of the clamping block, the rotating wheel rotates to drive the clamping block to rotate at the moment, one end of the clamping block is contacted with one end of the inner side of the groove, and the rotating rod does not rotate at the moment, so that the aim of stretching the legs is fulfilled;

2. through setting up telescopic machanism, place the board through placing the leg in on, the expansion plate will remove under the effect of thrust this moment, the expansion plate removes and will give No. two spring pressure, the expansion plate will give connecting block thrust simultaneously, make the connecting block rotate, give torsional spring pressure simultaneously, move to the assigned position until the expansion plate, the connecting block will get into in an outer wall draw-in groove of expansion plate under the effect of torsional spring this moment, and because one side outer wall of connecting block and the inboard recess of placing the board laminate mutually, so the connecting block will not rotate the direction of laminating mutually, thereby make the expansion plate will unable removal, the purpose that has improved the security of this device has been reached.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the rotating mechanism of the present invention;

fig. 3 is a partial enlarged view of the position a of the present invention.

In the figure: 1. a main body; 2. placing the plate; 3. a limiting groove; 4. a retractable plate; 5. a rotating mechanism; 501. rotating the rod; 502. a rotating wheel; 503. a clamping block; 504. a telescopic rod; 505. a first spring; 506. a sleeve; 507. a first gear; 508. a second gear; 509. a third gear; 510. a connecting rod; 6. a telescoping mechanism; 601. positioning a rod; 602. a second spring; 603. connecting blocks; 604. shifting blocks; 605. a connecting rod; 606. a torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1 to 3, in an embodiment of the present invention, a tendon stretching device with high safety performance for physical education comprises a main body 1, a rotating mechanism 5 and a telescopic mechanism 6, wherein the outer wall of the main body 1 is rotatably connected with a placing plate 2, the inner wall of the placing plate 2 is provided with a limiting groove 3, and the inner side of the limiting groove 3 is provided with a telescopic plate 4;

wherein, slewing mechanism 5 runs through dwang 501 to the main part 1 outer wall including being located main part 1 inner wall, the one end of dwang 501 is connected with runner 502, the outer wall of dwang 501 is provided with sleeve 506, the inner wall that the outer wall of dwang 501 is located sleeve 506 is provided with fixture block 503, the inner wall that the one end of dwang 501 is located sleeve 506 is provided with telescopic link 504, the outer wall of telescopic link 504 is provided with spring 505, the outer wall of sleeve 506 is provided with a gear 507, the outer wall of a gear 507 is provided with No. two gears 508, the outer wall of No. two gears 508 is provided with No. three gears 509, the top outer wall connection of No. three gears 509 has connecting rod 510.

Please refer to fig. 1 and fig. 3, the retractable mechanism 6 includes a positioning rod 601 connected to one end of the retractable plate 4, the retractable mechanism 6 further includes a shifting block 604 extending from the inner wall of the placing plate 2 to the outer wall of the placing plate 2, a second spring 602 is disposed on the outer wall of the positioning rod 601, one end of the shifting block 604 is connected to a connecting block 603, the outer wall of the connecting block 603 is connected to the inner wall of the placing plate 2 and is connected to a connecting rod 605, and the outer wall of the connecting rod 605 is connected to a torsion spring 606.

Please refer to fig. 3, the outer wall of the expansion plate 4 is provided with a plurality of slots matching with one end of the connecting block 603, the number of the slots is plural, the plurality of slots are uniformly distributed on the outer wall of the expansion plate 4, when the expansion plate 4 moves, the compression force is applied to the second spring 602, meanwhile, the expansion plate 4 applies the thrust force to the connecting block 603, so that the connecting block 603 rotates, and the compression force is applied to the torsion spring 606, until the expansion plate 4 moves to a specific position, at this time, the connecting block 603 enters the outer wall slot of the expansion plate 4 under the action of the torsion spring 606, and because the outer wall of one side of the connecting block 603 is attached to the inner side groove of the placing plate 2, the connecting block 603 does not rotate in the direction of attaching, so that the expansion plate 4 cannot move, and the safety of the device is improved.

Please refer to fig. 1 and fig. 3, the inner wall of the expansion plate 4 is provided with a groove matching with one end of the connecting block 603, the outer wall of one side of the connecting block 603 is attached to the groove, the structure can provide a pulling force to the shifting block 604, the shifting block 604 drives the connecting block 603 to rotate, the connecting block 603 is moved out of the inner wall slot of the expansion plate 4, and the expansion plate 4 returns to the original position under the action of the second spring 602, so as to be convenient for storage.

Please refer to fig. 2, the inner wall of the main body 1 is provided with a groove matching with the rotation track of the rotating mechanism 5, one end of the connecting rod 510 is fixedly connected with the placing plate 2, the rotating wheel 502 can be rotated through the structure, so that the two connecting rods 510 rotate, and the connecting rod 510 rotates to drive the placing plate 2 to rotate, thereby stretching the legs.

Please refer to fig. 2, the inner wall of the main body 1 is provided with a groove matching with the rotation track of the latch 503, the inner wall of the sleeve 506 is matched with the outer wall of the rotation rod 501, the rotation rod 501 is driven by the movement of the rotation rod 502, the latch 503 on the outer wall of the rotation rod 501 is driven by the movement of the rotation rod 501 until the latch 503 contacts with the groove matching with the rotation track, at this time, the rotation rod 501 is driven by the rotation wheel 502 to rotate, so that one end of the latch 503 contacts with one end of the inner side of the groove, and at this time, the rotation rod 501 does not rotate any more.

Please refer to fig. 2, the outer wall of the second gear 508 is engaged with the outer walls of the first gear 507 and the third gear 509, two third gears 509 are provided, and the other third gear 509 is engaged with the outer wall of the other side of the second gear 508, by this structure, the rotating wheel 502 is rotated, the rotating rod 501 is driven by the rotating wheel 502, the rotating rod 501 is driven by the rotating sleeve 501, the sleeve 506 is driven by the rotating rod 501, the first gear 507 is driven by the rotating sleeve 506, the second gear 508 is driven by the rotating first gear 507, the third gear 509 is driven by the rotating second gear 508, and the connecting rod 510 is driven by the rotating third gear 509.

The utility model discloses a theory of operation is: when the device is used, the legs are placed on the placing plate 2, the expansion plate 4 moves under the action of the pushing force, the expansion plate 4 moves to apply pressure to the second spring 602, meanwhile, the expansion plate 4 applies pushing force to the connecting block 603, so that the connecting block 603 rotates, and simultaneously applies pressure to the torsion spring 606 until the expansion plate 4 moves to a specified position, at the moment, the connecting block 603 enters an outer wall clamping groove of the expansion plate 4 under the action of the torsion spring 606, and because one outer wall of one side of the connecting block 603 is attached to an inner side groove of the placing plate 2, the connecting block 603 rotates in a direction which is not attached normally, so that the expansion plate 4 cannot move, the safety of the device is improved, through rotating the rotating wheel 502, the rotating wheel 502 rotates to drive the rotating rod 501 to rotate, the rotating rod 501 rotates to drive the sleeve 506 to rotate, the sleeve 506 rotates to drive the first gear 507, and the first gear 507 rotates to drive the second gear 508 to rotate, no. two gear 508 rotates and will drive No. three gear 509 and rotate, No. three gear 509 rotates and drives connecting rod 510 and rotate, two connecting rod 510 rotate, connecting rod 510 rotates and will drive and place board 2 and rotate, thereby stretch the leg, give runner 502 pressure again, runner 502 removes and will drive dwang 501 and remove, dwang 501 removes and will drive the fixture block 503 that is located its outer wall and remove, contact rather than the recess that rotates the orbit assorted up to fixture block 503, rotate runner 502 again this moment and drive fixture block 503 and rotate, make the one end of fixture block 503 contact with the inboard one end of recess, dwang 501 will not rotate at this moment.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A tendon stretching device with high safety performance for physical education comprises a main body (1), a rotating mechanism (5) and a telescopic mechanism (6), and is characterized in that a placing plate (2) is rotatably connected to the outer wall of the main body (1), a limiting groove (3) is formed in the inner wall of the placing plate (2), and a telescopic plate (4) is arranged on the inner side of the limiting groove (3);

wherein, slewing mechanism (5) run through dwang (501) to main part (1) outer wall including being located main part (1) inner wall, the one end of dwang (501) is connected with runner (502), the outer wall of dwang (501) is provided with sleeve (506), the inner wall that the outer wall of dwang (501) is located sleeve (506) is provided with fixture block (503), the inner wall that the one end of dwang (501) is located sleeve (506) is provided with telescopic link (504), the outer wall of telescopic link (504) is provided with spring (505), the outer wall of sleeve (506) is provided with gear (507), the outer wall of gear (507) is provided with No. two gear (508), the outer wall of No. two gear (508) is provided with No. three gear (509), the top outer wall of No. three gear (509) is connected with connecting rod (510).

2. The tendon stretching device with high safety performance for physical education as claimed in claim 1, wherein the telescoping mechanism (6) comprises a positioning rod (601) connected at one end of the telescoping plate (4), the telescoping mechanism (6) further comprises a shifting block (604) penetrating from the inner wall of the placing plate (2) to the outer wall of the placing plate (2), the outer wall of the positioning rod (601) is provided with a second spring (602), one end of the shifting block (604) is connected with a connecting block (603), the outer wall of the connecting block (603) is connected with a connecting rod (605) at the inner wall of the placing plate (2), and the outer wall of the connecting rod (605) is connected with a torsion spring (606).

3. The tendon stretching device with high safety for physical education as claimed in claim 2, wherein the outer wall of the expansion plate (4) is provided with a plurality of slots matching with one end of the connecting block (603), and the slots are evenly distributed on the outer wall of the expansion plate (4).

4. The tendon stretching device with high safety for physical education as claimed in claim 2 wherein the inner wall of the expansion plate (4) is provided with a groove matching with one end of the connecting block (603), and the outer wall of one side of the connecting block (603) is attached to the groove.

5. The tendon stretching device with high safety for physical education as claimed in claim 1 wherein the inner wall of the main body (1) is provided with a groove matching with the rotation track of the rotating mechanism (5), and one end of the connecting rod (510) is fixedly connected with the placing plate (2).

6. The tendon stretching device with high safety for sports teaching of claim 1, wherein the inner wall of the main body (1) is provided with a groove matching with the rotation track of the fixture block (503), and the inner wall of the sleeve (506) is matched with the outer wall of the rotation rod (501).

7. The tendon stretching device with high safety for physical education as claimed in claim 1 wherein the outer wall of the second gear (508) is engaged with the outer walls of the first gear (507) and the third gear (509), the number of the third gear (509) is two, and the other third gear (509) is engaged with the outer wall of the other side of the second gear (508).