CN210125133U

CN210125133U - A counter weight formula dumbbell for sports training

Info

Publication number: CN210125133U
Application number: CN201920573318.7U
Authority: CN
Inventors: 姜巍; 吴建红
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-03-06
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses a counter weight formula dumbbell for sports training, including the dumbbell body, the center department of dumbbell body is provided with holds the region, hold the equal fixedly connected with stopper in regional both sides, the equal swing joint in both sides of dumbbell body has the balancing weight and is located the outside of stopper, the both sides of dumbbell body all are provided with the chucking device, the chucking device includes a screw thread section of thick bamboo, mount, thread bush, threaded rod, compact heap and swing handle, the equal threaded connection in both sides of dumbbell body has the thread. The utility model discloses a cooperation of a screw thread section of thick bamboo, mount, thread bush, threaded rod, compact heap and swing handle can carry out the multilayer chucking to the balancing weight, has solved current counter weight formula dumbbell to the poor problem of balancing weight chucking effect, prevents that the balancing weight from droing or becoming flexible from dumbbell body surface, reduces dumbbell body's security, avoids causing to pound the injury to the sports student, is worth using widely.

Description

A counter weight formula dumbbell for sports training

Technical Field

The utility model relates to a sports apparatus technical field specifically is a counter weight formula dumbbell for sports training.

Background

Sports is a complex social culture phenomenon, which takes physical and intellectual activities as basic means, achieves conscious, purposeful and organized social activities of promoting comprehensive development, improving physical quality and comprehensive education level, enhancing physical fitness and athletic ability, improving life style and improving life quality according to laws such as human growth and development, skill formation and function improvement, and along with the expansion of international interaction, the scale and level of sports career development are important marks for measuring the development progress of a country and a society and also become important means for national outcrossing and cultural communication.

Need use counter weight formula dumbbell when the sports student carries out the arm strength training, however current counter weight formula dumbbell is poor to the balancing weight chucking effect, when the sports student carries out the dumbbell training, the balancing weight easily drops or is not hard up from the dumbbell surface, brings very big ground potential safety hazard for the sports training of sports student, easily makes the sports student take place to pound and hinders the incident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a counter weight formula dumbbell for sports training possesses the effectual advantage to the balancing weight chucking, has solved the poor problem of current counter weight formula dumbbell to balancing weight chucking effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a counter weight formula dumbbell for sports training, includes the dumbbell body, the center department of dumbbell body is provided with holds the region, hold the equal fixedly connected with stopper in regional both sides, the equal swing joint in both sides of dumbbell body has the balancing weight and is located the outside of stopper, the both sides of dumbbell body all are provided with chucking device.

Preferably, the clamping device comprises a thread cylinder, a fixing frame, a thread sleeve, a threaded rod, a pressing block and a rotary handle, wherein threads are connected to two sides of the dumbbell body in an equal threaded mode, the surface of each thread is connected with the thread cylinder in a threaded mode, the fixing frame is fixedly connected to the top of the thread cylinder and the center of the bottom of the thread cylinder in an equal mode, the thread sleeve is embedded into the center of an inner cavity of the fixing frame, the threaded rod is connected to the inner cavity of the thread sleeve in a threaded mode, the pressing block is fixedly connected to the inner side of the threaded rod and matched with the counter weight block to use, and.

Preferably, the surface of the hand-held area is sleeved with an anti-slip sleeve.

Preferably, the back of the limiting block is fixedly connected with a fixing piece through a bolt, the inner side of the fixing piece is transversely and fixedly connected with an anti-falling belt, and the anti-falling belt is located on the back of the handheld area.

Preferably, the surface of the rotating handle is provided with anti-skid grains.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cooperation of a screw thread section of thick bamboo, mount, thread bush, threaded rod, compact heap and swing handle can carry out the multilayer chucking to the balancing weight, has solved current counter weight formula dumbbell to the poor problem of balancing weight chucking effect, prevents that the balancing weight from droing or becoming flexible from dumbbell body surface, reduces dumbbell body's security, avoids causing to pound the injury to the sports student, is worth using widely.

2. The utility model discloses an antiskid cover prevents that the dumbbell from droing from sports student's hand, strengthens the frictional force of sports student's hand, through mounting and anticreep area, can carry out anti-drop protection to sports student's back of the hand, avoids the sports student to take the dumbbell the unstable condition to appear, through anti-skidding line, strengthens sports student's hand and the frictional force on twist grip surface.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the dumbbell body structure of the present invention;

fig. 3 is a partial enlarged view of a in the structure of fig. 1 according to the present invention.

In the figure: 1 dumbbell body, 2 handheld area, 3 balancing weights, 4 stopper, 5 chucking device, 501 screw thread section of thick bamboo, 502 mount, 503 thread bush, 504 threaded rod, 505 compact heap, 506 swing handle, 6 antiskid cover, 7 fixings, 8 anticreep areas.

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, a weight-balanced dumbbell for physical training comprises a dumbbell body 1, a holding area 2 is arranged at the center of the dumbbell body 1, an anti-slip sleeve 6 is sleeved on the surface of the holding area 2, the dumbbell is prevented from falling off from the hands of a physical education student through the anti-slip sleeve 6, the friction force of the hands of the physical education student is enhanced, two sides of the holding area 2 are fixedly connected with a limiting block 4, the back of the limiting block 4 is fixedly connected with a fixing member 7 through a bolt, an anti-falling belt 8 is transversely and fixedly connected to the inner side of the fixing member 7, the anti-falling belt 8 is positioned at the back of the holding area 2, the back of the hands of the physical education student can be prevented from falling off through the fixing member 7 and the anti-falling belt 8, unstable taking of the physical education student is avoided, a balancing weight 3 is movably connected to two sides of the dumbbell body 1 and positioned at the outer side of, the clamping device 5 comprises a threaded cylinder 501, a fixed frame 502, a threaded sleeve 503, a threaded rod 504, a pressing block 505 and a rotary handle 506, both sides of the dumbbell body 1 are in threaded connection with threads, the surface of each thread is in threaded connection with the threaded cylinder 501, the fixed frame 502 is fixedly connected at the centers of the top and the bottom of the threaded cylinder 501, the threaded sleeve 503 is embedded at the center of the inner cavity of the fixed frame 502, the inner cavity of the threaded sleeve 503 is in threaded connection with the threaded rod 504, the inner side of the threaded rod 504 is fixedly connected with the pressing block 505 matched with the counterweight 3, the rotary handle 506 is fixedly connected at the outer side of the threaded rod 504, anti-slip threads are arranged on the surface of the rotary handle 506, the friction force between the hand of a physical trainee and the surface of the rotary handle 506 is enhanced through the anti-slip threads, the clamping cylinder 501, the fixed frame 502, the threaded sleeve 503, the threaded rod 504, the pressing block 505 and the rotary handle 506 are matched, prevent that balancing weight 3 from coming off or becoming flexible from dumbbell body 1 surface, reduce dumbbell body 1's security, avoid causing the injury of pounding to the sports student.

During the use, the sports student embolias dumbbell body 1 inboard with balancing weight 3 respectively and is close to stopper 4, and then the sports student respectively with a screw thread section of thick bamboo 501 screw in balancing weight 3 outside surface, the sports student clockwise rotates and revolves handle 506, revolves handle 506 and drives threaded rod 504 and to the side-rotation in thread bush 503 to threaded rod 504 drives compact heap 505 and moves to the inboard and carry out the chucking to balancing weight 3.

The standard parts used in the application document can be purchased from the market, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, and machines and parts adopt conventional models in the prior art, and detailed description is not given here.

In summary, the following steps: this a counter weight formula dumbbell for sports training, through the cooperation of a screw thread section of thick bamboo 501, mount 502, thread bush 503, threaded rod 504, compact heap 505 and swing handle 506, can carry out the multilayer chucking to balancing weight 3, solved current counter weight formula dumbbell to the poor problem of balancing weight chucking effect, prevent that balancing weight 3 from dropping or becoming flexible from dumbbell body 1 surface, reduce dumbbell body 1's security, avoid leading to the fact the injury by a crashing object to the sports student.

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. The utility model provides a counter weight formula dumbbell for sports training, includes dumbbell body (1), its characterized in that: the dumbbell body is characterized in that a holding area (2) is arranged at the center of the dumbbell body (1), limiting blocks (4) are fixedly connected to the two sides of the holding area (2), balancing weights (3) are movably connected to the two sides of the dumbbell body (1) respectively, the balancing weights are located on the outer sides of the limiting blocks (4), and clamping devices (5) are arranged on the two sides of the dumbbell body (1).

2. A weighted dumbbell for sports training as defined in claim 1, wherein: chucking device (5) are including a screw thread section of thick bamboo (501), mount (502), thread bush (503), threaded rod (504), compact heap (505) and swing handle (506), the equal threaded connection in both sides of dumbbell body (1) has the thread, and the surface threaded connection of thread has a screw thread section of thick bamboo (501), equal fixedly connected with mount (502) are located at the center of a screw thread section of thick bamboo (501) top and bottom, the center department of mount (502) inner chamber inlays and is equipped with thread bush (503), the inner chamber threaded connection of thread bush (503) has threaded rod (504), the inboard fixedly connected with of threaded rod (504) has compact heap (505) that uses with balancing weight (3) cooperation, the outside fixedly connected with of threaded rod (504) swings handle (506).

3. A weighted dumbbell for sports training as defined in claim 1, wherein: the surface of the hand-holding area (2) is sleeved with an anti-skidding sleeve (6).

4. A weighted dumbbell for sports training as defined in claim 1, wherein: the back of the limiting block (4) is fixedly connected with a fixing piece (7) through a bolt, the inner side of the fixing piece (7) is transversely fixedly connected with an anti-falling belt (8), and the anti-falling belt (8) is located on the back of the handheld area (2).

5. A weighted dumbbell for sports training as claimed in claim 2, wherein: the surface of the rotary handle (506) is provided with anti-skid grains.