CN210963750U

CN210963750U - Dorsal muscle trainer for physical training

Info

Publication number: CN210963750U
Application number: CN201921689509.6U
Authority: CN
Inventors: 王维力
Original assignee: Lanzhou Resources and Environment Voc Tech College
Current assignee: Lanzhou Resources and Environment Voc Tech College
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-07-10
Anticipated expiration: 2029-10-10

Abstract

The utility model provides a dorsal muscle trainer for physical training, which belongs to the technical field of physical training and aims to solve the problems that the height of the existing dorsal muscle trainer can not be adjusted, and the existing dorsal muscle trainer has the problems of large volume, heavy weight, high manufacturing cost and the like and is difficult to popularize in the family use, and comprises a bracket main body; the middle part of the bracket main body is connected with a group of lifting blocks in a sliding way through the lifting mechanism; the upper part of the bracket main body is hinged with a group of swing rods; the rear part of the bracket main body is connected with a group of stretching sliding blocks in a sliding manner; the top of the stretching sliding block is fixedly connected with a group of pull ropes; the pull rope passes through the bracket main body and the upper part of the swinging rod, and a pulley is hung in front. The device simple structure, low in production cost is honest and clean, and the height can be adjusted, can use the family member of different heights to use, and the noise is less when using, can fold simultaneously and deposit, and the reduction space occupies.

Description

Dorsal muscle trainer for physical training

Technical Field

The utility model belongs to the technical field of the sports training, more specifically say, in particular to dorsal muscle training ware is used in sports training.

Background

With the improvement of living standard, people have higher and higher requirements on health, many people begin to do physical training, various physical training devices also begin to enter families, more attention is paid to muscle training, pull-up and pull rope training are mostly adopted in the training of back muscles, and the existing back muscle training device generally has two functions.

For example, application No.: CN201821575824.1 the utility model discloses a dorsal muscle training ware is used in sports training, including the training ware main part, one side of training ware main part is provided with increases the pouring weight, the inside that increases the pouring weight is provided with the slide bar, one side that the inside that increases the pouring weight is close to the slide bar is provided with the dead lever, the front end of training ware main part is provided with the pulley, the below of pulley is provided with the handle, the upper end of handle is provided with the rubber circle, the upper end of rubber circle is provided with the protecting band, the one end of handle is provided with the regulation pole. A dorsal muscle training ware for sports training, prevent that the user from drawing when the hand is smooth and hinder the user to the bullet, the operation is more convenient, and is safer moreover, can control the elongation of adjusting the pole, the people that is applicable to different arm exhibition use, can be according to the weight increase piece of the fixed different figure of training person's demand to change the weight of bearing a burden, better use prospect will be brought to this kind of training ware.

Based on the aforesaid, current dorsal muscle training ware generally carries out the stay cord training through the pouring weight, and the noise is great when using, only is applicable to the training place of specialty, and the dorsal muscle training ware height of having now simultaneously can not adjust, because family member age gap increases in family use, and height gap is also great, consequently is difficult to adapt to the family and uses, and a great deal of problems such as the dorsal muscle training ware of having now simultaneously is bulky, heavy, cost height are difficult to popularize in the family uses.

In view of the above, the present invention provides a dorsal muscle trainer for physical training, which is improved in view of the existing structure and disadvantages, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a dorsal muscle training ware is used in sports training, generally carry out the stay cord training through the pouring weight with solving current dorsal muscle training ware, the noise is great when using, only be applicable to the training place of specialty, the dorsal muscle training ware height that has now simultaneously can not be adjusted, because family member age gap strengthens in the family uses, the height gap is also great, consequently, be difficult to adapt to the family and use, current dorsal muscle training ware is bulky simultaneously, heavy weight, a great deal of problems such as cost are difficult to the problem of popularization in the family uses.

The utility model relates to a purpose and efficiency of dorsal muscle training ware for sports training are reached by following specific technological means:

a dorsal muscle trainer for physical training comprises a bracket main body; the middle part of the bracket main body is connected with a group of lifting blocks in a sliding way through the lifting mechanism; the top of the lifting block is hinged with two groups of supporting rods; the upper part of the bracket main body is hinged with a group of swing rods; the tops of the two groups of supporting rods are hinged with the middle part of the swinging rod; the rear part of the bracket main body is connected with a group of stretching sliding blocks in a sliding manner; the top of the stretching sliding block is fixedly connected with a group of pull ropes; the pull rope passes through the bracket main body and the upper part of the swinging rod, and a pulley is hung in front.

Furthermore, the support main body further comprises the support legs, the stretching sliding grooves and the lifting sliding grooves, and two groups of the support legs which can stretch out and draw back are arranged at the bottom of the support main body.

Furthermore, the lifting mechanism also comprises the connecting rods and a lifting screw rod, and the lifting mechanism is formed by two groups of mutually crossed hinged connecting rods into a scissor fork mechanism and is driven by the lifting screw rod.

Furthermore, the elevator still including the guide block, the left and right sides of elevator all is provided with a set of the guide block, the middle part of support main part is provided with a set of the lift spout, the guide block with lift spout sliding connection.

Furthermore, the stretching slider is characterized by further comprising a stretching spring and a stretching guide block, wherein a group of stretching guide blocks are arranged on the left side and the right side of the stretching slider, a group of stretching sliding grooves are formed in the middle of the support main body, and the stretching guide blocks are in sliding connection with the stretching sliding grooves.

Furthermore, a plurality of groups of extension springs are hung at the bottom of the extension slide block, and the bottom of each extension spring is hung on the bottom plate of the support main body.

Furthermore, the swing rod further comprises a pull-up handle, the top of the swing rod is fixedly connected with a group of pull-up handles, and a crank-slider mechanism is formed among the lifting block, the swing rod, the supporting rod and the support main body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the device replaces the pouring weight through adopting extension spring to carry out the stay cord training, has reduced the device's weight, reduction in production cost, and the noise is little in the use, more is fit for the family and uses.

The lifting mechanism and the slider-crank mechanism which are formed by the scissor fork mechanism realize the height adjustment of the pull-up handle, are suitable for people with different heights to use, can fold the swinging rod and the support legs simultaneously, reduce the occupied space, are suitable for family members with different heights to use, and are convenient to store.

The device simple structure, low in production cost is honest and clean, and the height can be adjusted, can use the family member of different heights to use, and the noise is less when using, can fold simultaneously and deposit, and the reduction space occupies.

Drawings

Fig. 1 is a schematic side view of the present invention.

Fig. 2 is a schematic diagram of a rear axle side structure of the present invention.

Fig. 3 is a schematic diagram of the shaft side structure of the lifting mechanism of the present invention.

Fig. 4 is a schematic diagram of the shaft side structure of the bracket main body of the present invention.

Fig. 5 is a schematic diagram of the shaft side structure of the stretching slider of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a stent body; 101. a support leg; 102. stretching the chute; 103. a lifting chute; 2. a lifting mechanism; 201. a connecting rod; 202. lifting a screw rod; 3. a lifting block; 301. a guide block; 4. a swing lever; 401. pull-up grips; 5. a support bar; 6. pulling a rope; 7. stretching the slide block; 701. an extension spring; 702. and stretching the guide block.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying 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, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present 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, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning 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 5:

the utility model provides a dorsal muscle trainer for physical training, which comprises a bracket main body 1; the support main body 1 further comprises support legs 101, a stretching sliding groove 102 and a lifting sliding groove 103, two groups of telescopic support legs 101 are arranged at the bottom of the support main body 1, the support main body 1 can be well supported through the support legs 101 in use, and the space occupation of the support legs 101 can be reduced when the support main body is not used; the middle part of the bracket main body 1 is connected with a group of lifting blocks 3 in a sliding way through a lifting mechanism 2; the lifting mechanism 2 also comprises a connecting rod 201 and a lifting screw 202, the lifting mechanism 2 is a scissor fork mechanism formed by two groups of connecting rods 201 which are mutually crossed and hinged, and is driven by the lifting screw 202, and the lifting block 3 is driven by the lifting mechanism 2 to slide up and down in use; the lifting block 3 further comprises a guide block 301, a group of guide blocks 301 are arranged on the left side and the right side of the lifting block 3, a group of lifting chutes 103 are arranged in the middle of the bracket main body 1, the guide blocks 301 are in sliding connection with the lifting chutes 103, and the lifting block 3 is guided by the sliding connection of the guide blocks 301 and the lifting chutes 103 in use; the top of the lifting block 3 is hinged with two groups of supporting rods 5; the upper part of the bracket main body 1 is hinged with a group of swing rods 4; the tops of the two groups of supporting rods 5 are hinged with the middle part of the swinging rod 4; the rear part of the bracket main body 1 is connected with a group of stretching slide blocks 7 in a sliding way; the stretching slider 7 further comprises a stretching spring 701 and stretching guide blocks 702, a group of stretching guide blocks 702 are arranged on the left side and the right side of the stretching slider 7, a group of stretching sliding grooves 102 are formed in the middle of the support main body 1, the stretching guide blocks 702 are connected in the stretching sliding grooves 102 in a sliding mode, and the stretching slider 7 is guided in the stretching sliding grooves 102 through the sliding connection of the stretching guide blocks 702 in use; the top of the stretching slide block 7 is fixedly connected with a group of pull ropes 6; the pull rope 6 passes through the bracket body 1 and the upper part of the swinging rod 4, and the pulley hangs in front.

Wherein, the bottom of extension slider 7 is hung and is put multiunit extension spring 701, and the bottom of extension spring 701 is hung and is put on the bottom plate of support main part 1, can change the tensile dynamics through the quantity that changes the extension spring 701 of hanging when using.

The swing rod 4 further comprises a pull-up handle 401, the top of the swing rod 4 is fixedly connected with a group of pull-up handles 401, a crank block mechanism is formed by the lifting block 3, the swing rod 4, the support rod 5 and the support main body 1 together, the height of the pull-up handle 401 can be changed by changing the height of the lifting block 3 and changing the angle of the swing rod 4 in use, and meanwhile, the swing rod 4 can be folded, and occupied space is reduced.

The specific use mode and function of the embodiment are as follows:

when the pull-up type lifting device is used, the lifting mechanism 2 formed by the scissor fork mechanism drives the lifting block 3 to lift, the crank block mechanism formed by the lifting block 3, the swing rod 4, the support rod 5 and the support main body 1 drives the swing rod 4 to swing, the height of the pull-up handle 401 is changed, the pull-up type lifting device is suitable for people with different heights, and the use and the adjustment are simple; meanwhile, the purpose of folding the oscillating rod 4 can be realized by erecting the oscillating rod 4 through a crank slider mechanism, so that the occupied space is reduced; meanwhile, the device can realize pull rope training through the pull rope 6, and the force of the pull rope training can be changed by selecting the number of the installed extension springs 701 when the device is used.

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

1. The utility model provides a dorsal muscle training ware is used in sports training which characterized in that: comprises a bracket main body (1); the middle part of the bracket main body (1) is connected with a group of lifting blocks (3) in a sliding way through a lifting mechanism (2); the top of the lifting block (3) is hinged with two groups of supporting rods (5); the upper part of the bracket main body (1) is hinged with a group of swing rods (4); the tops of the two groups of supporting rods (5) are hinged with the middle part of the swinging rod (4); the rear part of the bracket main body (1) is connected with a group of stretching slide blocks (7) in a sliding way; the top of the stretching sliding block (7) is fixedly connected with a group of pull ropes (6); the pull rope (6) winds the bracket main body (1) and the upper part of the swinging rod (4) and is a pulley which is vertical to the front.

2. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: the support main body (1) further comprises support legs (101), a stretching sliding groove (102) and a lifting sliding groove (103), and two groups of telescopic support legs (101) are arranged at the bottom of the support main body (1).

3. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: the lifting mechanism (2) further comprises a connecting rod (201) and a lifting screw rod (202), and the lifting mechanism (2) is formed by two groups of mutually crossed and hinged connecting rods (201) into a scissor fork mechanism and is driven by the lifting screw rod (202).

4. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: the lifting block (3) further comprises a guide block (301), a group of guide blocks (301) are arranged on the left side and the right side of the lifting block (3), a group of lifting sliding grooves (103) are arranged in the middle of the support main body (1), and the guide blocks (301) are connected with the lifting sliding grooves (103) in a sliding mode.

5. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: the stretching sliding block (7) further comprises a stretching spring (701) and stretching guide blocks (702), a group of stretching guide blocks (702) are arranged on the left side and the right side of the stretching sliding block (7), a group of stretching sliding grooves (102) are formed in the middle of the support main body (1), and the stretching guide blocks (702) are connected in the stretching sliding grooves (102) in a sliding mode.

6. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: a plurality of groups of extension springs (701) are hung at the bottom of the extension slide block (7), and the bottom of each extension spring (701) is hung on the bottom plate of the support main body (1).

7. The dorsal muscle trainer for sports training as set forth in claim 1, wherein: the swing rod (4) further comprises a pull-up handle (401), the top of the swing rod (4) is fixedly connected with a group of pull-up handles (401), and a crank-slider mechanism is formed among the lifting block (3), the swing rod (4), the supporting rod (5) and the support main body (1).