CN219272093U

CN219272093U - Stretcher for physical fitness

Info

Publication number: CN219272093U
Application number: CN202320233645.4U
Authority: CN
Inventors: 孙汉国; 李茵茵
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-06-30
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a stretcher for physical fitness, in particular to the technical field of physical fitness, which comprises the following components: the extrusion mechanism, extrusion mechanism includes the installation pole, the installation pole is provided with two, two be provided with stretching mechanism between the installation pole, extrusion mechanism and stretching mechanism are provided with two, two set up installation mechanism between extrusion mechanism and the stretching mechanism, installation mechanism includes the intermediate lamella, the both sides of intermediate lamella all are provided with a plurality of first standing groove, the inside of installation pole is provided with the mounting groove, the inside second spring that is provided with of mounting groove, the one end that the mounting groove was kept away from to the second spring is provided with the depression bar, the one end of depression bar is located the mounting groove inside. The utility model can perform omnibearing training on a user, increases the practicability of the device, can avoid the influence of sudden change of training intensity on the user caused by falling of the spring, and improves the safety of the device.

Description

Stretcher for physical fitness

Technical Field

The utility model relates to the field of sports fitness, in particular to a stretcher for sports fitness.

Background

The stretcher is a device suitable for mass body building and exercise. The benefits of using the stretcher exercise are: biceps brachii is a muscle with two muscle heads, the main function of which is to curl the arm. When the arm is bent, the other muscle, namely the triceps brachii muscle, is also used, and the brachial muscle can be fully exercised only when a plurality of movements of lifting the forearm are performed, such as bending and lifting of the high-position stretcher or a trans-high-position stretcher toy.

Among the prior art, the application number is a stretcher for sports fitness of CN202120780840.X, including fixed subassembly, fixed subassembly's both sides all are equipped with a tensile subassembly, fixed subassembly includes two fixed loop bars that set up in parallel, a holding tank has all been seted up to the inside of every fixed loop bar, a through-hole has all been seted up to the both ends face of fixed loop bar, through-hole and holding tank intercommunication, the side tank of two symmetric distributions has been seted up to the week side of fixed loop bar, side tank and holding tank intercommunication, fixed mounting has a intermediate lamella between two fixed loop bars, the equal fixed mounting of both sides face of intermediate lamella has a plurality of first springs, one end fixed mounting that the intermediate lamella was kept away from to first spring has a couple, tensile subassembly includes a arm-tie. The utility model can adjust the training force by hooking the hooks on the fixed ring or not, so that the stretcher for sports fitness is suitable for different sports fitness people, has wider applicability and is easy to be put into the market.

Disclosure of Invention

The technical problems to be solved are as follows: the existing stretcher for part of physical fitness lacks a protection device, the replaced spring is easy to fall off, the training strength is caused to change suddenly, muscle damage is easy to cause, and the training strength cannot be controlled.

Aiming at the defects of the prior art, the utility model provides a stretcher for sports fitness, which solves the problems in the background art.

The technical scheme is as follows:

in order to achieve the above purpose, the utility model is realized by the following technical scheme:

a stretcher for physical fitness comprising: the extrusion mechanism comprises two mounting rods, two stretching mechanisms are arranged between the two mounting rods, two mounting mechanisms are arranged between the extrusion mechanism and the stretching mechanisms, each mounting mechanism comprises a middle plate, and a plurality of first placing grooves are formed in two sides of the middle plate.

In one possible implementation manner, the mounting rod is internally provided with a mounting groove, the mounting groove is internally provided with a second spring, one end of the second spring away from the mounting groove is provided with a pressing rod, and one end of the pressing rod is located inside the mounting groove and is in sliding connection with the mounting groove.

In one possible implementation manner, one end of the pressure bar, which is far away from the mounting groove, is provided with a positioning plate, one side of the positioning plate, which is far away from the pressure bar, is provided with a fixed block, one side of the fixed block, which is far away from the positioning plate, is provided with a baffle, the top of the mounting bar is provided with a guide plate, the top of the positioning plate is provided with a limiting plate, and the limiting plate is in sliding connection with the guide plate.

In one possible implementation manner, the stretching mechanism comprises a guide rod, a handle and a stretching assembly, wherein the guide rod is located inside the positioning plate, the guide rod penetrates through the positioning plate, the guide rod is in sliding connection with the positioning plate, the stretching assembly is arranged on one side, close to the mounting mechanism, of the guide rod, and the handle is arranged on one end, far away from the stretching assembly, of the guide rod.

In one possible implementation manner, the stretching assembly comprises a stretching plate, one side of the stretching plate is fixedly connected with the guide rod, a plurality of second placing grooves are formed in one side, away from the guide rod, of the stretching plate, and a first spring is arranged between the stretching plate and the middle plate.

In one possible implementation manner, the two ends of the first spring are provided with mounting blocks, and one side, away from the first spring, of each of the two mounting blocks is provided with a sliding block.

In one possible implementation manner, the two sliding blocks are respectively in sliding connection with the first placing groove and the second placing groove, each sliding block is internally provided with a fixing bolt, and each fixing bolt penetrates through the sliding block and is respectively in threaded connection with the first placing groove and the second placing groove.

The beneficial effects are that:

firstly, through pressing the baffle, the baffle can drive the fixed block and the locating plate to move, the locating plate can drive the compression bar to move while moving, and the locating plate can drive the limiting plate to move on the surface of the guide plate while moving, so that the compression bar slides in the installation groove, and the compression bar extrudes the second spring, so that the arm moves inwards to exercise a user;

secondly, the handle is pulled to enable the handle to drive the guide rod to slide in the positioning plate, the guide rod drives the stretching plate to move in the moving process, and the stretching plate pulls the first spring, so that the arm moves outwards, a user is exercised, and the practicability of the device is improved;

thirdly, install inside first standing groove and second standing groove respectively through the slider with first spring both ends to pass the slider and carry out threaded connection with first standing groove and second standing groove through fixing bolt, thereby fix first spring, avoid first spring to take place to drop, cause the influence that the abrupt change of training intensity led to the fact the user, promoted the security of device.

Drawings

For a clearer description of embodiments of the present application or of the solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments described in the present utility model, and that other drawings may be obtained according to these drawings for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a stretching assembly according to the present utility model;

fig. 3 is a cross-sectional view of a mounting bar of the present utility model.

Reference numerals illustrate:

1. a mounting rod; 2. a positioning plate; 3. a fixed block; 4. a baffle; 5. a mounting mechanism; 51. an intermediate plate; 52. a first placement groove; 6. a guide plate; 7. a limiting plate; 8. a stretching mechanism; 81. stretching a plate; 82. a guide rod; 83. a handle; 84. a mounting block; 85. a slide block; 86. a second placement groove; 87. a fixing bolt; 88. a first spring; 9. a compression bar; 10. a mounting groove; 11. and a second spring.

Detailed Description

The embodiment of the application solves the problem in the prior art by providing a stretcher for physical fitness.

The technical scheme in the embodiment of the application aims to solve the problems, and the overall thought is as follows:

specific construction of this embodiment, as shown in fig. 1 and 3, a stretcher for physical exercise, comprising: the extrusion mechanism comprises two mounting rods 1, two stretching mechanisms 8 are arranged between the two mounting rods 1, two extrusion mechanisms and two stretching mechanisms 8 are arranged between the two extrusion mechanisms and the stretching mechanisms 8, mounting mechanisms 5 are arranged between the two extrusion mechanisms and the two stretching mechanisms 8, each mounting mechanism 5 comprises an intermediate plate 51, and a plurality of first placing grooves 52 are formed in two sides of the intermediate plate 51.

In some examples, the inside of installation pole 1 is provided with mounting groove 10, the inside second spring 11 that is provided with of mounting groove 10, the one end that mounting groove 10 was kept away from to second spring 11 is provided with depression bar 9, the one end of depression bar 9 is located mounting groove 10 inside to with mounting groove 10 sliding connection, the one end that mounting groove 10 was kept away from to depression bar 9 is provided with locating plate 2, one side that depression bar 9 was kept away from to locating plate 2 is provided with fixed block 3, one side that locating plate 2 was kept away from to fixed block 3 is provided with baffle 4, the top of installation pole 1 is provided with deflector 6, the top of locating plate 2 is provided with limiting plate 7, limiting plate 7 and deflector 6 sliding connection through setting up pressing baffle 4, can drive fixed block 3 and locating plate 2 and remove, can drive depression bar 9 and remove in deflector 6 surface when locating plate 2 removes to make depression bar 9 slide in mounting groove 10 inside, thereby make depression bar 9 extrude second spring 11, thereby make the baffle 4 can drive fixed block 3 and locating plate 2 to remove to the user's arm exercise.

In some examples, the stretching mechanism 8 includes a guide rod 82, a handle 83 and a stretching assembly, the guide rod 82 is located inside the locating plate 2, the guide rod 82 penetrates through the locating plate 2, and the guide rod 82 is slidably connected with the locating plate 2, the stretching assembly is arranged on one side, close to the mounting mechanism 5, of the guide rod 82, the handle 83 is arranged at one end, far away from the stretching assembly, of the guide rod 82, the handle 83 is pulled to enable the handle 83 to drive the guide rod 82 to slide inside the locating plate 2, the guide rod 82 drives the stretching plate 81 to move in the moving process, the stretching plate 81 pulls the first spring 88, accordingly, the arm moves outwards, a user is trained, and the practicability of the device is improved.

In some examples, the stretching assembly includes a stretching plate 81, one side of the stretching plate 81 is fixedly connected with a guide rod 82, a plurality of second placing grooves 86 are disposed on one side of the stretching plate 81 away from the guide rod 82, and a first spring 88 is disposed between the stretching plate 81 and the middle plate 51.

In some examples, the two ends of the first spring 88 are provided with mounting blocks 84, two sides of the mounting blocks 84 far away from the first spring 88 are provided with sliding blocks 85, the two sliding blocks 85 are respectively in sliding connection with the first placing groove 52 and the second placing groove 86, each fixing bolt 87 penetrates through the sliding block 85 and is respectively in threaded connection with the first placing groove 52 and the second placing groove 86, the sliding blocks 85 at the two ends of the first spring 88 are respectively arranged in the first placing groove 52 and the second placing groove 86 and are in threaded connection with the first placing groove 52 and the second placing groove 86 through the fixing bolts 87, so that the first spring 88 is fixed, the first spring 88 is prevented from falling off, the influence on a user caused by sudden change of training strength is avoided, and the safety of the device is improved.

In a specific application scene, firstly, the device is taken out, then the baffle 4 is pressed, the baffle 4 can drive the fixed block 3 and the locating plate 2 to move, the locating plate 2 can drive the pressing rod 9 to move while moving, the locating plate 2 can drive the limiting plate 7 to move on the surface of the guide plate 6 while moving, thereby the pressing rod 9 slides in the installation groove 10, thereby the pressing rod 9 extrudes the second spring 11, so that the arm moves inwards, the user exercises, then the handle 83 is pulled, the handle 83 drives the guide rod 82 to slide in the locating plate 2, the guide rod 82 drives the stretching plate 81 to move in the moving process, the stretching plate 81 pulls the first spring 88, so that the arm moves outwards, when the training intensity is required to be changed, the sliding blocks 85 at two ends of the first spring 88 are respectively arranged in the first placing groove 52 and the second placing groove 86, and the first spring 88 are connected with the first placing groove 52 and the second placing groove 86 in a threaded manner through the fixing bolts 87, and thus the first spring 88 is fixed, and the first spring 88 can be prevented from falling off.

By adopting the technical scheme: the device can perform omnibearing training on a user, the practicability of the device is improved, the spring can be prevented from falling off, the influence on the user caused by sudden change of training intensity is avoided, and the safety of the device is improved.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a stretcher for sports body-building, includes extrusion mechanism, its characterized in that: the extrusion mechanism comprises mounting rods (1), two mounting rods (1) are arranged, a stretching mechanism (8) is arranged between the two mounting rods (1), two extrusion mechanisms and two stretching mechanisms (8) are arranged, a mounting mechanism (5) is arranged between each extrusion mechanism and each stretching mechanism (8), each mounting mechanism (5) comprises a middle plate (51), and a plurality of first placing grooves (52) are formed in two sides of each middle plate (51).

2. The tensioner for physical fitness of claim 1, wherein: the inside of installation pole (1) is provided with mounting groove (10), the inside second spring (11) that is provided with of mounting groove (10), the one end that mounting groove (10) was kept away from to second spring (11) is provided with depression bar (9), the one end of depression bar (9) is located inside mounting groove (10) to with mounting groove (10) sliding connection.

3. A physical fitness stretcher according to claim 2, characterized in that: one end that mounting groove (10) was kept away from to depression bar (9) is provided with locating plate (2), one side that depression bar (9) was kept away from to locating plate (2) is provided with fixed block (3), one side that locating plate (2) was kept away from to fixed block (3) is provided with baffle (4), the top of mounting rod (1) is provided with deflector (6), the top of locating plate (2) is provided with limiting plate (7), limiting plate (7) and deflector (6) sliding connection.

4. The tensioner for physical fitness of claim 1, wherein: the stretching mechanism (8) comprises a guide rod (82), a handle (83) and a stretching assembly, wherein the guide rod (82) is located inside the positioning plate (2), the guide rod (82) penetrates through the positioning plate (2), the guide rod (82) is in sliding connection with the positioning plate (2), the stretching assembly is arranged on one side, close to the mounting mechanism (5), of the guide rod (82), and the handle (83) is arranged on one end, far away from the stretching assembly, of the guide rod (82).

5. The stretcher for physical fitness according to claim 4, wherein: the stretching assembly comprises a stretching plate (81), one side of the stretching plate (81) is fixedly connected with a guide rod (82), a plurality of second placing grooves (86) are formed in one side, far away from the guide rod (82), of the stretching plate (81), and a first spring (88) is arranged between the stretching plate (81) and the middle plate (51).

6. The stretcher for physical fitness according to claim 5, wherein: the two ends of the first spring (88) are provided with mounting blocks (84), and one sides, far away from the first spring (88), of the two mounting blocks (84) are provided with sliding blocks (85).

7. The stretcher for physical fitness according to claim 6, wherein: the two sliding blocks (85) are respectively connected with the first placing groove (52) and the second placing groove (86) in a sliding mode, fixing bolts (87) are arranged inside the sliding blocks (85), and each fixing bolt (87) penetrates through the sliding block (85) and is respectively connected with the first placing groove (52) and the second placing groove (86) in a threaded mode.