CN219023126U

CN219023126U - Pull ring position adjusting mechanism for strength training device

Info

Publication number: CN219023126U
Application number: CN202223348511.1U
Authority: CN
Inventors: 马涛; 徐海泉
Original assignee: Zhesizhedou Weihai Technology Co ltd
Current assignee: Zhesizhedou Weihai Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-16
Anticipated expiration: 2032-12-13

Abstract

The utility model provides a pull ring position adjusting mechanism for strength training equipment, comprising: a strength training device; the hollow pull rod is arranged on two sides of the strength trainer, a hollow boss is fixedly arranged at one end of the outer side of the hollow pull rod, a shell is sleeved at the bottom and the top of the outer side of the hollow boss, an adaptation groove is formed in the right side of the inner side of the shell, and a threaded mounting column is fixedly arranged in the shell; the limiting columns are fixedly arranged on the left side of the inner side of the shell, limiting wheels are sleeved on the outer sides of the limiting columns, the number of the threaded mounting columns is two, and sliding grooves are formed in two sides of the inner portion of the hollow pull rod. According to the pull ring position adjusting mechanism for the strength training device, the pull belt is limited by the two limiting wheels, so that the pull belt cannot deviate from a correct working position under the condition that the pull belt is not used and is loose, and the use stability of the pull belt can be improved.

Description

Pull ring position adjusting mechanism for strength training device

Technical Field

The utility model relates to the field of strength training, in particular to a pull ring position adjusting mechanism for a strength training device.

Background

The strength training can strengthen the strength of the body by means of dumbbell, body-building equipment or various dead weights at gymnasiums, at home or at any place where the body can exercise, can increase the muscle circumference and shape or change the muscle shape of the body on the basis of not damaging joints and ligaments of the body, and aims to change the muscle shape of the body, strengthen the muscle endurance and obviously improve the appearance.

In order to perform the exercise for more convenient and accurate muscle strength training, a strength trainer is needed, and the strength trainer includes a plurality of different adjusting mechanisms, including a pull ring position adjusting mechanism.

As in the prior art patent application publication No. CN204253293U, the pull ring is changed in use direction by the roller, so that the pull ring is easily separated from the surface of the roller in case of loose pull belt and cannot be in a stable working state, and therefore a pull ring position adjusting mechanism for strength training is needed.

Therefore, there is a need to provide a pull ring position adjustment mechanism for strength training machines that solves the above-mentioned problems.

Disclosure of Invention

The utility model provides a pull ring position adjusting mechanism for a strength trainer, which solves the problems that the use direction of a pull belt is changed through a roller when the pull ring is used in the prior art, and the pull belt is easy to separate from the surface of the roller under the condition of loosening, so that the pull belt cannot be in a stable working state.

In order to solve the technical problems, the utility model provides a pull ring position adjusting mechanism for a strength trainer, which comprises: a strength training device;

the hollow pull rod is arranged on two sides of the strength trainer, a hollow boss is fixedly arranged at one end of the outer side of the hollow pull rod, a shell is sleeved at the bottom and the top of the outer side of the hollow boss, an adaptation groove is formed in the right side of the inner side of the shell, and a threaded mounting column is fixedly arranged in the shell;

the limiting column is fixedly arranged on the left side of the inner side of the shell, and a limiting wheel is sleeved on the outer side of the limiting column.

Preferably, the number of the threaded mounting posts is two.

Preferably, both sides of the hollow pull rod are provided with sliding grooves, and the sliding blocks are connected in a sliding manner in the sliding grooves.

Preferably, a connecting block is fixedly arranged on the inner side of the sliding block.

Preferably, a threaded column is fixedly arranged at the bottom of the connecting block, and a threaded ring is sleeved on the surface of the threaded column and positioned at the bottom of the hollow pull rod.

Preferably, a circular chute is formed in the bottom of the hollow pull rod, and arc-shaped sliding blocks are connected to two sides of the inside of the circular chute in a sliding mode.

Preferably, the bottom of the arc-shaped sliding block is fixedly arranged with the top of the threaded ring, and the bottom of the threaded column is fixedly provided with an extension rod.

Compared with the related art, the pull ring position adjusting mechanism for the strength trainer has the following beneficial effects:

the utility model provides a pull ring position adjusting mechanism for a strength trainer, which limits the pull belt through two limit wheels by mutually matching the structures of the strength trainer, a hollow pull rod, a hollow boss, a shell, an adapting groove, a threaded mounting column, a limit wheel and the like, so that the pull belt can not deviate from a correct working position under the condition that the pull belt is not used and is loose, and the use stability of the pull belt can be improved.

Drawings

FIG. 1 is a schematic view of a first embodiment of a pull ring position adjustment mechanism for a strength trainer according to the present utility model;

FIG. 2 is a schematic view of the cross-section of the housing shown in FIG. 1;

FIG. 3 is a schematic view of a second embodiment of a pull ring position adjustment mechanism for a strength trainer according to the present utility model;

fig. 4 is a schematic view of the structure of the bottom of the threaded ring shown in fig. 3.

Reference numerals in the drawings: 1. the strength training device comprises a strength training device 2, a hollow pull rod 3, a hollow boss 4, a shell 5, an adapting groove 6, a thread mounting column 7, a limit column 8 and a limit wheel,

9. the device comprises a chute, 10, a sliding block, 11, a connecting block, 12, a threaded column, 13, a threaded ring, 14, a circular chute, 15, an arc-shaped sliding block, 16 and an extension rod.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

First embodiment

Referring to fig. 1 and 2 in combination, fig. 1 is a schematic structural view of a first embodiment of a pull ring position adjusting mechanism for a strength training apparatus according to the present utility model; fig. 2 is a schematic view of the cross-section of the housing shown in fig. 1. A pull ring position adjustment mechanism for a strength trainer comprising: a strength trainer 1;

the hollow pull rod 2 is arranged on two sides of the strength trainer 1, a hollow boss 3 is fixedly arranged at one end of the outer side of the hollow pull rod 2, a shell 4 is sleeved at the bottom and the top of the outer side of the hollow boss 3, an adaptation groove 5 is formed in the right side of the inner side of the shell 4, and a threaded mounting column 6 is fixedly arranged in the shell 4;

the adapting groove 5 is adapted to the hollow boss 3, and since the adapting groove 5 is formed in the housing 4, when the two housings 4 are connected together, the adapting groove 5 is circular, and is sleeved on the surface of the hollow boss 3, and the adapting groove 5 is clamped on the surface of the hollow boss 3, so that the housing 4 is limited in position, and the housing 4 can rotate on the surface of the hollow boss 3.

The limiting column 7, limiting column 7 fixed mounting in the inboard left side of shell 4, the outside cover of limiting column 7 is equipped with spacing wheel 8.

The number of the screw mounting posts 6 is two.

The two housings 4 are fixed in position relative to each other by using threaded mounting posts 6 and placing their screws into the threaded mounting posts 6.

The utility model provides a pull ring position adjusting mechanism for a strength trainer, which has the following working principle:

the drawstring passes through the hollow boss 3 from the inside of the hollow draw rod 2 and enters the inside of the shell 4, and simultaneously passes between the two limit wheels 8 to be exposed outside the shell 4 for use.

When the pull belt is used, the limiting wheel 8 and the shell 4 are driven to bear force through the force bearing direction and the state of the pull belt, so that the shell 4 is driven to rotate under force, the adapting groove 5 is driven to rotate, the adapting groove 5 rotates on the surface of the hollow boss 3 until the adapting groove rotates to the proper force bearing direction of the pull belt, and the limiting wheel 8 is driven to synchronously rotate when the shell 4 rotates.

The two limit wheels 8 limit the use state of the pull belt, so that the pull belt is prevented from being separated from a correct working position.

through the cooperation between structures such as strength training device 1, hollow pull rod 2, hollow boss 3, shell 4, adaptation recess 5, screw thread erection column 6, spacing post 7, spacing wheel 8, thereby carry out restriction work to the stretching strap through two spacing wheels 8, consequently can not appear breaking away from the condition of correct working position under its non-use and in the not hard up condition, consequently can improve the stability of its use.

Second embodiment

Referring to fig. 3 and fig. 4 in combination, another pull ring position adjusting mechanism for a strength trainer is provided according to a second embodiment of the present application. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides a pull ring position adjustment mechanism for strength training device, and is characterized in that, a pull ring position adjustment mechanism for strength training device, spout 9 has all been seted up to the inside both sides of hollow pull rod 2, the inside sliding connection of spout 9 has slider 10.

The inner side of the sliding block 10 is fixedly provided with a connecting block 11.

The bottom of connecting block 11 is fixed mounting has screw thread post 12, the surface of screw thread post 12 just is located the bottom cover of hollow pull rod 2 is equipped with screwed ring 13.

The cooperation between the slide 9 and the slide 10 and the connecting piece 11 makes it possible to move the threaded column 12 longitudinally only inside the hollow tie rod 2, but not rotationally, so that the threaded column 12 is not driven to rotate when the threaded ring 13 rotates.

The bottom of the hollow pull rod 2 is provided with a circular chute 14, and two sides inside the circular chute 14 are both in sliding connection with arc-shaped sliding blocks 15.

The threaded ring 33 can only rotate and cannot generate other state changes through the mutual matching between the arc-shaped sliding block 15 and the circular sliding groove 14, so that the threaded ring 13 can work stably.

The bottom of the arc-shaped sliding block 15 is fixedly arranged with the top of the threaded ring 13, and the bottom of the threaded column 12 is fixedly provided with an extension rod 16.

when the service length of the hollow pull rod 2 is required to be changed, the threaded ring 13 can be manually rotated, the arc-shaped sliding block 15 is driven by the rotation of the threaded ring 13, the arc-shaped sliding block 15 is driven to slide in the circular sliding groove 14, and the threaded ring 13 can only rotate without other position changes, so that the threaded column 12 sleeved in the hollow pull rod 2 is driven to longitudinally move by the rotation of the threaded ring 13, the connecting block 11 is driven to synchronously move by the longitudinal movement of the threaded column 12, the sliding block 10 is driven by the movement of the connecting block 11, the sliding block 10 is driven to slide in the sliding groove 9, the extending rod 16 is driven to move by the longitudinal movement of the threaded column 12, and the threaded column 12 extends outwards from the hollow pull rod 2, so that the service distance between the extending rod 16 and the hollow pull rod 2 is changed, and the service length of the hollow pull rod 2 is increased.

the use length of the hollow pull rod 2 can be changed through the mutual matching among the structures of the sliding groove 9, the sliding block 10, the connecting block 11, the threaded column 12, the threaded ring 13, the circular sliding groove 14, the arc-shaped sliding block 15, the extension rod 16 and the like, so that the use length can be changed according to actual use conditions, and the adaptability of the whole structure and the diversity of use states can be improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A pull ring position adjustment mechanism for a strength trainer comprising: a strength training device;

2. A pull ring position adjustment mechanism for a strength trainer according to claim 1, wherein the number of threaded mounting posts is two.

3. The pull ring position adjusting mechanism for a strength training machine according to claim 1, wherein sliding grooves are formed in two sides of the inside of the hollow pull rod, and sliding blocks are connected in the sliding grooves in a sliding manner.

4. A pull ring position adjusting mechanism for a strength trainer according to claim 3, wherein a connecting block is fixedly mounted on the inner side of the slider.

5. The pull ring position adjusting mechanism for a strength training aid according to claim 4, wherein a threaded column is fixedly installed at the bottom of the connecting block, and a threaded ring is sleeved on the surface of the threaded column and located at the bottom of the hollow pull rod.

6. The pull ring position adjusting mechanism for a strength training machine according to claim 5, wherein the bottom of the hollow pull rod is provided with a circular chute, and two sides of the inside of the circular chute are both slidably connected with arc-shaped sliding blocks.

7. The pull ring position adjustment mechanism for a strength trainer according to claim 6, wherein the bottom of the arcuate slide is fixedly mounted to the top of the threaded ring, and the bottom of the threaded post is fixedly mounted with an extension rod.