CN211410875U

CN211410875U - Upper limb exercising device for physical training

Info

Publication number: CN211410875U
Application number: CN201922057235.5U
Authority: CN
Inventors: 周云龙
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-04
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an upper limbs exercise device for sports training, including first handle, first spring and second spring, the spring mounting hole has been seted up on the first handle, the one end fixedly connected with connecting block of first spring, the one end fixedly connected with thread head of connecting block, thread head and spring mounting hole threaded connection, the middle part swing joint of second spring has the rubber stay cord, the second spring just with first handle threaded connection the one end and the first handle fixed connection of rubber stay cord, first handle is through first spring and second handle fixed connection. The utility model discloses an use the spring cooperation of different stiffness coefficients to use, can adjust the exercise intensity of chest expander, use screw thread installation spring, can effectually maintain the change to the chest expander, can make chest expander transform pulling force mode through the installation couple simultaneously for the upper limbs difference carries out the exercise of angular position.

Description

Upper limb exercising device for physical training

Technical Field

The utility model relates to an upper limbs exercise device technical field specifically is a device is tempered with upper limbs to sports training.

Background

Physical exercise refers to physical exercise for developing human body, improving health, strengthening physique, regulating spirit, enriching culture life and controlling time, and is favorable to the growth of skeleton and muscle, strengthening heart and lung function, improving the function of blood circulation system, respiratory system and digestive system, promoting the growth and development of human body, raising disease resistance and strengthening the adaptability of organism.

But current chest expander is mostly a tensile strength and integrative setting, and the inconvenient spring change tensile strength who changes different spring coefficients if will use stronger tensile chest expander, need purchase again, extravagant money. Therefore, it is desirable to provide an upper limb exercise device for physical training.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is tempered with upper limbs to sports training uses through the spring cooperation that uses different stiffness coefficients, can adjust the exercise intensity of chest expander, uses screw thread installation spring, can effectually maintain the change to the chest expander, can make chest expander transform pulling force mode through the installation couple simultaneously for the upper limbs are different to carry out the exercise of angular position, and the function of global design has realized the diversification, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an upper limbs exercise device for sports training, includes first handle, first spring and second spring, the spring mounting hole has been seted up to the one end of first handle, the one end fixedly connected with connecting block of first spring, the one end fixedly connected with of connecting block has the thread end of external screw thread, the one end and the spring mounting hole threaded connection of thread end, the middle part swing joint of second spring has the rubber stay cord, the second spring just with first handle threaded connection the one end and the first handle fixed connection of rubber stay cord, one side of first handle is through first spring and second handle fixed connection, one side of first handle is through second spring and second handle fixed connection.

Preferably, one end of the first handle is provided with a concave-convex structure, and an anti-skid rubber pad is glued outside the concave-convex structure.

Preferably, the first handle is fixedly connected with a spare block, and one end of the spare block is provided with a spare mounting hole which is the same as the spring mounting hole.

Preferably, the first handle and the second handle are both provided with U-shaped handles.

Preferably, a hook mounting hole is formed in one end of the first handle, a hook mounting head is mounted in the hook mounting hole in a threaded mode, and a hook is integrally arranged at one end of the hook mounting head.

Preferably, the stiffness coefficient of second spring is twice greater than the stiffness coefficient of first spring, and fixed mounting has the bearing on the connecting block of second spring one end, just it is connected with the thread head to rotate on the bearing.

Compared with the prior art, the beneficial effects of the utility model are that: the spring cooperation through using different stiffness coefficients uses, can adjust the exercise intensity of chest expander, uses screw thread installation spring, can effectually maintain the change to the chest expander, simultaneously through the installation couple can make the chest expander transform the pulling force mode for the upper limbs difference carries out the exercise of angular position, and the function of global design has realized the diversification.

Drawings

Fig. 1 is a schematic view of the interior of the explosive structure of the present invention;

fig. 2 is a schematic structural view of the double-arm stretching of the present invention;

fig. 3 is a schematic view of the suspension type stretching structure of the present invention.

In the figure: 1. a first handle; 2. a second handle; 3. a relief structure; 4. an anti-skid rubber pad; 5. a hook mounting hole; 6. a standby block; 7. a spare mounting hole; 8. a spring mounting hole; 9. a screw head; 10. connecting blocks; 11. a first spring; 12. a second spring; 13. a rubber pull rope; 14. a bearing; 15. a hook mounting head; 16. and (4) hanging hooks.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an upper limbs exercise device for sports training, includes first handle 1, first spring 11 and second spring 12, spring mounting hole 8 has been seted up to first handle 1's one end, the one end fixedly connected with connecting block 10 of first spring 11, the one end fixedly connected with of connecting block 10 has the screw thread head 9 of external screw thread, the one end and the 8 threaded connection of spring mounting hole of screw thread head 9, the middle part swing joint of second spring 12 has rubber stay cord 13, second spring 12 and first handle 1 threaded connection and rubber stay cord 13's one end and first handle 1 fixed connection, first handle 1's one side is through

first spring

11 and 2 fixed connection of second handle,

second spring

12 and 2 fixed connection of second handle are passed through to one side of first handle 1.

In actual implementation: the chest expander is characterized in that a concave-convex structure 3 is arranged at one end of a first handle 1, an anti-skid rubber pad 4 is glued outside the concave-convex structure 3, the chest expander can be conveniently held by hand to stretch, a spare block 6 is fixedly connected inside the first handle 1, a spare mounting hole 7 identical to a spring mounting hole 8 is formed in one end of the spare block 6, when a slippery thread is damaged by the spring mounting hole 8, the spare mounting hole 7 can be used for replacing the chest expander, the practicability of the chest expander is improved, the first handle 1 and a second handle 2 are both set to be U-shaped handles, the chest expander is convenient to use, a hook mounting hole 5 is formed in one end of the first handle 1, a hook mounting head 15 is mounted in the hook mounting hole 5 in a threaded manner, a hook 16 is integrally arranged at one end of the hook mounting head 15, the exercise mode of the chest expander is convenient to replace, the stiffness coefficient of a second spring 12 is one time larger, and the bearing 14 is rotatably connected with a thread head 9, so that the exercise intensity of the chest expander can be adjusted.

The specific use description is as follows: when using the chest expander to take exercise, use screw thread head 9 installation second spring 12, can change the exercise intensity of chest expander, lift second spring 12 off, use rubber stay cord 13 can prevent that second spring 12 from falling the influence and taking exercise, when installation couple 16 is on first handle 1, can make the chest expander can hang, carry out upper and lower tensile exercise, realize the diversified exercise use of chest expander, screw thread installation's first spring 11 and second spring 12 are when damaging, can change, and when the design of spare block 6 makes spring mounting hole 8 damage the smooth silk, can replace the use, the fund of repurchase chest expander has been saved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An upper limbs exercise device for sports training, includes first handle (1), first spring (11) and second spring (12), its characterized in that: spring mounting hole (8) have been seted up to the one end of first handle (1), the one end fixedly connected with connecting block (10) of first spring (11), the one end fixedly connected with of connecting block (10) has screw thread head (9) of external screw thread, the one end and the spring mounting hole (8) threaded connection of screw thread head (9), the middle part swing joint of second spring (12) has rubber stay cord (13), second spring (12) and first handle (1) threaded connection just the one end and the first handle (1) fixed connection of rubber stay cord (13), one side of first handle (1) is through first spring (11) and second handle (2) fixed connection, one side of first handle (1) is through second spring (12) and second handle (2) fixed connection.

2. The upper limb exercise device for physical training of claim 1, wherein: one end of the first handle (1) is provided with a concave-convex structure (3), and an anti-skid rubber pad (4) is glued outside the concave-convex structure (3).

3. The upper limb exercise device for physical training of claim 1, wherein: the inside fixedly connected with spare piece (6) of first handle (1), spare mounting hole (7) the same with spring mounting hole (8) are seted up to the one end of spare piece (6).

4. The upper limb exercise device for physical training of claim 1, wherein: the first handle (1) and the second handle (2) are both U-shaped handles.

5. The upper limb exercise device for physical training of claim 1, wherein: the handle is characterized in that a hook mounting hole (5) is formed in one end of the first handle (1), a hook mounting head (15) is mounted in the hook mounting hole (5) in a threaded mode, and a hook (16) is integrally arranged at one end of the hook mounting head (15).

6. The upper limb exercise device for physical training of claim 1, wherein: the stiffness coefficient of second spring (12) is bigger one time than the stiffness coefficient of first spring (11), and fixed mounting has bearing (14) on connecting block (10) of second spring (12) one end, just it is connected with thread head (9) to rotate on bearing (14).