CN213852984U

CN213852984U - Upper limb tractor with built-in steering adjusting structure

Info

Publication number: CN213852984U
Application number: CN202023188050.7U
Authority: CN
Inventors: 陈航
Original assignee: Yangzhou Qiaoxing Sports Equipment Co ltd
Current assignee: Yangzhou Qiaoxing Sports Equipment Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-08-03
Anticipated expiration: 2030-12-26

Abstract

The utility model relates to an upper limb tractor with a built-in steering adjustment structure, which comprises a tractor main body, a traction rod rotationally connected to the tractor main body and a handle arranged at the bottom end of the traction rod, wherein the handle comprises an anti-skidding sleeve, a telescopic device and a touch block, the anti-skidding sleeve is fixedly connected to the outer wall of the handle, the touch block is arranged at the bottom end of the handle, and the telescopic device is arranged in the handle and used for driving the touch block to extend out or be accommodated in the handle; hold the handle this moment switch through both hands and be pressed to drive initiative rack removal and make the running gear take place rotatoryly, and drive driven rack and do vertical downstream, the hinge bar takes place to rotate this moment and promotes conflict piece and stretch out the handle, thereby supports user's wrist position, ensures that user's hand can not drop with the handle when using, has promoted the stability that the device used, avoids taking place personnel injury problem.

Description

Upper limb tractor with built-in steering adjusting structure

Technical Field

The utility model relates to a tractor technical field specifically relates to an upper limbs tractor of built-in steering adjustment structure.

Background

Often can see exerciser's shadow in the park and square, wherein upper limbs tractor also is the exercise item of everybody love, people can realize the effect that the upper limbs were taken exercise through the vertical pulling handle of both hands when using, but cause hand and handle landing easily when using, and then lead to the unstable and fall down of user's focus, cause the user injury, generally not set up on the upper limbs tractor simultaneously and turn to the regulation structure, inconvenient supplementary the reseing, the user is when taking exercise, cause intensity too big and be injured easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an upper limbs tractor of built-in steering adjustment structure is provided in order to solve the inconvenient auxiliary exercise of carrying on of traditional upper limbs tractor that provides in the background art, and the user causes intensity too big and injured problem easily.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a built-in upper limbs tractor who turns to regulation structure, includes the tractor main part, rotates the traction lever of connecting in the tractor main part and sets up in the handle of traction lever bottom, the handle includes antiskid sleeve, telescoping device and conflict piece, antiskid sleeve fixed connection is in the handle outer wall, the conflict piece sets up in the handle bottom, the telescoping device sets up inside being used for driving the conflict piece and stretching out or accomodate inside the handle in the handle.

Preferably, the telescoping device includes initiative rack, switch, rolling gear, driven rack, connecting rod and hinge bar, inside the handle was inserted to initiative rack one end, the other end stretched out handle and fixed connection in the switch, the rolling gear rotates and connects in the handle inner wall, driven rack sliding connection in the handle inner wall and with the rolling gear meshing, the rolling gear top meshes in the initiative rack, connecting rod one end fixed connection is in driven rack, the other end articulates in the hinge bar, the one end that the connecting rod was kept away from to the hinge bar articulates in the conflict piece, the hole that supplies conflict piece business turn over is seted up to the handle bottom.

Preferably, the material of the contact block is rubber, and the contact block is matched with the wrist.

Preferably, the outer wall of the driving rack is wound with a telescopic spring, one end of the telescopic spring is connected to the switch, and the other end of the telescopic spring is connected to the outer wall of the anti-skid sleeve.

Preferably, a plurality of groups of hemispherical protrusions are distributed on the outer wall of the anti-slip sleeve.

Preferably, still include supplementary resetting means, supplementary resetting means includes couple, turning block, movable rod, pocket block, loop bar, buffer spring and fixed block, couple one end is inserted the traction lever bottom, the other end rotates and is connected in the turning block, the turning block rotates and connects in tractor main part outer wall, movable rod one end articulates in turning block bottom, the other end articulates in the pocket block, the pocket block cup joints in the loop bar outer wall, loop bar fixed connection is inside the fixed block, the winding of loop bar outer wall has buffer spring.

Compared with the prior art, the utility model beneficial effect who has is:

1. the upper limb tractor with the built-in steering adjusting structure is provided with an anti-skidding sleeve, a driving rack, a telescopic spring, a switch, a rotating gear, a driven rack, a connecting rod, a hinge rod and a touch block, the handle is held by two hands, the switch is pressed at the moment, the driving rack is driven to move, so that the rotating gear is rotated, the driven rack is driven to vertically move downwards, the hinge rod is rotated at the moment, the touch block is pushed to extend out of the handle, the wrist part of a user is supported, the hand of the user cannot fall off from the handle when the upper limb tractor is used, the use stability of the device is improved, and the problem of injury of personnel is avoided;

2. this built-in upper limbs tractor who turns to regulation structure is provided with the couple, the turning block, the movable rod, the loop bar, buffer spring and fixed block, during the use, the pulling handle makes the traction lever rotatory, the couple drives the turning block and rotates and drive the movable rod simultaneously and take place rotatoryly this moment, and then promote the loop bar and slide at the loop bar outer wall, make buffer spring stretch out and draw back, buffer spring can apply reverse elastic force to the movable rod simultaneously, and then reach the effect that supplementary traction lever resumeed initial condition, thereby the person of facilitating the use tempers the operation, the user can be according to self demand, adjust the couple and whether with traction lever connection, it is required to satisfy people.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

FIG. 3 is a schematic structural view of the front cross-sectional view of the handle of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

The reference numbers in the figures are: 1. a retractor body; 2. a draw bar; 3. a handle; 411. an anti-slip sleeve; 412. a driving rack; 413. a tension spring; 414. a switch; 415. a rotating gear; 416. a driven rack; 417. a connecting rod; 418. a hinged lever; 419. a contact block; 511. hooking; 512. rotating the block; 513. a movable rod; 514. sleeving blocks; 515. a loop bar; 516. a buffer spring; 517. and (5) fixing blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "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 in a specific orientation, and be operated, 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.

Referring to fig. 1-4, an upper limb retractor with a built-in steering adjustment structure comprises a retractor main body 1, a traction rod 2 rotatably connected to the retractor main body 1 and a handle 3 arranged at the bottom end of the traction rod 2, wherein the handle 3 comprises an anti-slip sleeve 411, a telescopic device and a contact block 419, the anti-slip sleeve 411 is fixedly connected to the outer wall of the handle 3, a plurality of groups of hemispherical protrusions are distributed on the outer wall of the anti-slip sleeve 411, and the friction force between the hand of a user and the outer wall of the handle 3 can be enhanced through the arrangement, so that the hand is ensured not to easily fall off. The contact block 419 is arranged at the bottom end of the handle 3, and the telescopic device is arranged inside the handle 3 and used for driving the contact block 419 to extend out or accommodating the handle 3. The retractable device comprises a driving rack 412, a switch 414, a rotating gear 415, a driven rack 416, a connecting rod 417 and a hinged rod 418, wherein one end of the driving rack 412 is inserted into the handle 3, the other end of the driving rack extends out of the handle 3 and is fixedly connected to the switch 414, an extension spring 413 is wound on the outer wall of the driving rack 412, one end of the extension spring 413 is connected to the switch 414, and the other end of the extension spring 413 is connected to the outer wall of the anti-slip sleeve 411, an elastic reset effect can be achieved by arranging the extension spring 413, after a user loosens the handle 3, the switch 414 can be driven to restore to an initial state under the elastic reset effect of the extension spring 413, and then the abutting block 419 is accommodated in the handle 3, so that the abutting block cannot abut against the wrist part of the user, the user can conveniently remove the hand, the rotating gear 415 is rotatably connected to the inner wall of the handle 3, the driven rack 416 is slidably connected to the inner wall of the handle 3 and is engaged with the rotating gear 415, the top end of the rotating gear 415 is meshed with the driving rack 412, one end of the connecting rod 417 is fixedly connected to the driven rack 416, the other end of the connecting rod 417 is hinged to the hinge rod 418, one end, far away from the connecting rod 417, of the hinge rod 418 is hinged to the touch block 419, the touch block 419 is made of rubber, the touch block 419 is matched with a wrist, the rubber has soft physical properties, and the wrist cannot be injured when the touch block 419 abuts against the wrist. The hole that supplies conflict piece 419 business turn over is seted up to handle 3 bottom, makes switch 414 receive the conflict and then drives initiative rack 412 horizontal migration through grabbing handle 3, drives driven rack 416 and does vertical direction and move under the regulatory action of rotating gear 415 to make connecting rod 417 pulling or promote hinge bar 418 and rotate, and then drive conflict piece 419 stretches out or accomodates inside handle 3 along the hole direction. This kind of operation can promote the stability of handle 3 and user's hand, avoids user's hand to take place to drop with handle 3, has ensured the security of taking exercise.

The traction rod traction device further comprises an auxiliary reset device, the auxiliary reset device comprises a hook 511, a rotating block 512, a movable rod 513, a sleeve block 514, a sleeve rod 515, a buffer spring 516 and a fixed block 517, one end of the hook 511 is inserted into the bottom end of the traction rod 2, the other end of the hook 511 is rotatably connected to the rotating block 512, the rotating block 512 is rotatably connected to the outer wall of the tractor body 1, one end of the movable rod 513 is hinged to the bottom end of the rotating block 512, the other end of the movable rod 513 is hinged to the sleeve block 514, the sleeve rod 515 is fixedly connected to the inside of the fixed block 517, the buffer spring 516 is wound on the outer wall of the sleeve rod 515, when the traction rod 2 needs to be pulled to rotate, as shown in figures 1 and 4, the traction rod 2 rotates to drive the hook 511 to move downwards, the rotating block 512 rotates to push the movable rod 513 to rotate, at the moment, the sleeve block 514 slides along the outer wall of the sleeve rod 515 and simultaneously drives the buffer spring 516 to compress, so as to convert the received kinetic energy into elastic potential energy, at this time, the user receives an elastic pushing force from the buffer spring 516 in the opposite direction, so as to achieve the auxiliary restoring effect, and at the same time, the user can consider whether to insert the hook 511 into the bottom end of the drawbar 2 according to the requirement.

The working principle is as follows: when the anti-slip handle is required to be used, a user holds the handle 3 with both hands, the hands are in contact with the outer wall of the anti-slip sleeve 411 at the moment, the hemispherical protrusions can enhance the friction force between the hands and the handle 3 and avoid slipping, the palm presses the switch 414 and drives the driving rack 412 to move towards the inside of the handle 3, the driving rack 412 can drive the rotating gear 415 to rotate, meanwhile, the rotating gear 415 drives the driven rack 416 to vertically slide downwards, the connecting rod 417 drives the two groups of hinged rods 418 to rotate, the two groups of contact blocks 419 respectively extend out of the handle 3 along the holes under the pushing action of the two groups of hinged rods 418 and are attached to the wrist part of the user, so that the effect of limiting the falling of the hands and the handle 3 is achieved, and similarly, when the anti-slip handle is not required to be used, the palm is released, the switch 414 is not interfered any more at the moment, and the initial state is recovered under the elastic resetting action of the telescopic spring 413, as shown in fig. 1 and 2.

When the traction rod 2 needs to be pulled to rotate, as shown in fig. 1 and 4, the traction rod 2 rotates to drive the hook 511 to move downwards, the rotating block 512 rotates to push the movable rod 513 to rotate, at this time, the sleeve block 514 slides along the outer wall of the sleeve rod 515, and simultaneously, the buffer spring 516 is driven to compress, the received kinetic energy is converted into elastic potential energy, at this time, the user can receive the reverse elastic pushing force from the buffer spring 516, so that the auxiliary reset effect is achieved, and meanwhile, the user can consider whether to insert the hook 511 into the bottom end of the traction rod 2 according to the requirements.

Claims

1. The utility model provides a built-in upper limbs tractor that turns to regulation structure, includes tractor main part (1), rotates traction lever (2) of connecting on tractor main part (1) and sets up in handle (3) of traction lever (2) bottom, its characterized in that: handle (3) are including antiskid sleeve (411), telescoping device and conflict piece (419), antiskid sleeve (411) fixed connection is in handle (3) outer wall, conflict piece (419) set up in handle (3) bottom, the telescoping device sets up inside being used for driving conflict piece (419) and stretching out or taking in handle (3).

2. The upper limb retractor of claim 1, wherein: the telescopic device comprises a driving rack (412), a switch (414), a rotating gear (415), a driven rack (416), a connecting rod (417) and a hinged rod (418), one end of the active rack (412) is inserted into the handle (3), the other end extends out of the handle (3) and is fixedly connected with the switch (414), the rotating gear (415) is rotatably connected to the inner wall of the handle (3), the driven rack (416) is slidably connected to the inner wall of the handle (3) and is meshed with the rotating gear (415), the top end of the rotating gear (415) is meshed with the driving rack (412), one end of the connecting rod (417) is fixedly connected with the driven rack (416), the other end is hinged with the hinged rod (418), one end of the hinged rod (418) far away from the connecting rod (417) is hinged to the contact block (419), the bottom end of the handle (3) is provided with a hole for the contact block (419) to go in and out.

3. The upper limb retractor of claim 1, wherein: the material of the contact block (419) is rubber, and the contact block (419) is matched with the wrist.

4. The upper limb retractor of claim 2, wherein: an extension spring (413) is wound on the outer wall of the driving rack (412), one end of the extension spring (413) is connected to the switch (414), and the other end of the extension spring is connected to the outer wall of the anti-skid sleeve (411).

5. The upper limb retractor of claim 1, wherein: the outer wall of the antiskid sleeve (411) is distributed with a plurality of groups of hemispherical bulges.

6. The upper limb retractor of claim 1, wherein: still include supplementary resetting means, supplementary resetting means includes couple (511), turning block (512), movable rod (513), pocket (514), loop bar (515), buffer spring (516) and fixed block (517), couple (511) one end is inserted traction lever (2) bottom, the other end and is rotated and connect in turning block (512), turning block (512) are rotated and are connected in tractor main part (1) outer wall, movable rod (513) one end articulates in turning block (512) bottom, the other end articulates in pocket (514), pocket (514) are cup jointed in pocket bar (515) outer wall, pocket bar (515) fixed connection is inside fixed block (517), pocket bar (515) outer wall winding has buffer spring (516).