CN210021018U

CN210021018U - Wrist force device

Info

Publication number: CN210021018U
Application number: CN201920184068.8U
Authority: CN
Inventors: 王勇; 孙铭聪
Original assignee: Zhejiang Province Hangzhou Xuejun Middle School
Current assignee: Zhejiang Province Hangzhou Xuejun Middle School
Priority date: 2019-02-01
Filing date: 2019-02-01
Publication date: 2020-02-07
Anticipated expiration: 2029-02-01

Abstract

The utility model provides a wrist strength device, the bottom is provided with first pillar and second pillar perpendicularly in the dish of turning left, it is connected with the right side carousel to rotate on the dish of turning left, the bottom is provided with third pillar and fourth pillar perpendicularly in the dish of turning right, first pillar, the second pillar, the third pillar, the fourth pillar is located four angles of rectangle in proper order, first elastic webbing one end sets firmly on first pillar, the other end sets firmly on the third pillar around the second pillar, second elastic webbing one end sets firmly on first pillar, the other end sets firmly on the third pillar around the fourth pillar, first elastic webbing and second elastic webbing are tight state, be provided with left handle and right handle on left side carousel and the right side carousel respectively. The utility model has the advantages of simple structure, convenient operation and good training effect.

Description

Wrist force device

Technical Field

The utility model belongs to the technical field of sport equipment, concretely relates to wrist strength device.

Background

The existing market can train the apparatus of the strength of upper limbs to be classified into the combined apparatus and single apparatus, the combined apparatus is strong in control of the movement load relative to the single apparatus, and the movement form is more abundant, but because the apparatus takes up a lot of area and the price is expensive, people must have certain economic foundation to use; the single training apparatus is different from the combined apparatus in function, but is deeply loved by the masses because of convenient operation and use, low price and strong practicability. The existing single apparatus for upper limb strength training comprises a barbell, a dumbbell, a spring-grip, a wrist-developer, a chest-developer, an arm-developer and The foreign invention of The Burn Machine which is continuously marketed in recent two years. Although the upper limb training instruments have unique values, the upper limb training instruments have respective limitations, which bring inconvenience to people in use, for example, barbells and dumbbells have the problems of heaviness, noise, poor safety and the like; the spring-grip dumb-bells and the wrist dumb-bells are operated by one hand, which brings inconvenience on time efficiency for people who pay attention to the harmonious development of the strength of the two arms, and also leads people to neglect the harmonious development of the muscle promoted by the instruments and bring people into a wrong area which is favorable for the strength exercise of the arm muscle; the training effect of the devices on the whole upper limb is not perfect, the spring-grip dumb-bells play a great role in improving the muscle strength of the forearms and the hands, and the training effect on the muscle groups of the upper arms is not good; the wrist force device has poor training effect on extensors of forearms and flexors of The upper arms, but has great improvement on The strength of The upper arms and The flexors of The forearms, The chest expander has poor training effect on The flexors of The forearms and The like, The arm force device has poor effect on muscle groups of triceps, forearms and The like, and The Burn Machine has poor training effect on The flexors of The forearms.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the shortcoming of current wrist strength ware is overcome, a reasonable in design, simple structure, convenient operation, the effectual wrist strength ware of training is provided.

The technical scheme for solving the technical problems is as follows: bottom is provided with first pillar and second pillar perpendicularly in the left side carousel, it is connected with the right side carousel to rotate on the left side carousel, bottom is provided with third pillar and fourth pillar perpendicularly in the right side carousel, first pillar, the second pillar, the third pillar, the fourth pillar is located four angles of rectangle in proper order, first elastic webbing one end sets firmly on first pillar, the other end sets firmly on the third pillar around the second pillar, second elastic webbing one end sets firmly on first pillar, the other end sets firmly on the third pillar around the fourth pillar, first elastic webbing and second elastic webbing are tight state, be provided with left handle and right handle on left side carousel and the right side carousel respectively.

The utility model discloses a left side carousel rotates the mode of being connected with the right side carousel and does: be provided with on the left turn table lateral wall and irritate the pearl hole, left turn table lateral wall inboard is provided with the first recess that the cross-section is semicircle along the circumferencial direction, irritate pearl hole and first recess and be linked together, left turn table is gone up to detain and is equipped with the right turn table, right turn table lateral wall outside is provided with the second recess that the cross-section is semicircle along the circumferencial direction, the radius of first recess and second recess is the same, first recess and second recess constitute the ball track, be provided with the ball that closely pastes in the ball track, the diameter of ball is less than the diameter of irritating the pearl hole, the ball radius is the same with first recess radius.

The utility model discloses a first elastic webbing is the same with the second elastic webbing.

The utility model discloses a both ends of first elastic webbing respectively are provided with 2 rings, and the distance between 2 rings equals with the width of ring, are located 2 rings of first elastic webbing and 2 ring staggered arrangements of second elastic webbing on the first pillar, are located 2 rings of first elastic webbing and 2 ring staggered arrangements of second elastic webbing on the third pillar.

The utility model discloses a first pillar and second pillar and third pillar and fourth pillar are the cylinder that height and section radius are all the same.

The utility model has the advantages as follows:

(1) the utility model discloses a working method fuses and revolves outward, abduction adduction two sets of limbs motion forms, and more recruitment human upper limbs muscle crowd participates in the training, has improved the efficiency when training like this greatly, has saved training person's time. Namely, when the exerciser starts to operate, the elbow joint of one side of the arm rotates outwards, and the elbow joint of the other side rotates inwards; meanwhile, along with the adduction movement of the wrist at one side and the abduction movement of the wrist at the other side, the exercise form of the existing training instrument is innovated once, and the movement tracks of the two arms can be exchanged.

(2) In addition the utility model discloses comparatively special motion form, supplementary track and field sportsman that can be better, martial arts sportsman move the strength that promotes to in the special item, like throw the last stage of exerting oneself of discus project, swords choose sword etc..

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a schematic view showing the connection between the first to fourth support columns 8 to 6 and the first and second

elastic bands

3 and 4 according to the present invention.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, but the present invention is not limited to the following embodiments.

In fig. 1 and 2, the wrist exerciser of the present embodiment is formed by connecting a left turn plate 1, a right turn plate 2, a first elastic band 3, a second elastic band 4, a right handle 5, a fourth support 6, a left handle 7, a first support 8, a ball 9, a plug 10, a third support 11, and a second support 12.

A first support 8 and a second support 12 are vertically and fixedly installed at the bottom in the left rotary table 1, a bead filling hole a is processed on the side wall of the left rotary table 1, a first groove with a semicircular section is arranged on the inner side of the side wall of the left rotary table 1 along the circumferential direction, the bead filling hole a is communicated with the first groove, a right rotary table 2 is buckled on the left rotary table 1, the outer side of the side wall of the right rotary table 2 is opposite to the side wall of the left rotary table 1, a second groove with a semicircular section is processed on the outer side of the side wall of the right rotary table 2 along the circumferential direction, the radiuses of the first groove and the second groove are the same, the first groove and the second groove form a ball 9 track, a ball 9 enters the ball 9 track through the bead filling hole a ball 9 and is filled with the ball 9 track, the radius of the ball 9 is the same as the radius of the first groove, the left rotary table 1 and the right rotary table 2 generate relative rotation through the ball 9, a, the first support column 8 to the fourth support column 6 are cylinders with the same height and section radius, the first support column 8, the second support column 12, the third support column 11 and the fourth support column 6 are sequentially positioned at four corners of a rectangle, one end of a first elastic belt 3 is fixedly arranged on the first support column 8, the other end of the first elastic belt is fixedly arranged on the third support column 11 by bypassing the second support column 12, one end of a second elastic belt 4 is fixedly arranged on the first support column 8, the other end of the second elastic belt is fixedly arranged on the third support column 11 by bypassing the fourth support column 6, the first elastic belt 3 and the second elastic belt 4 are in a tight state, the first elastic belt 3 and the second elastic belt 4 are the same, two ends of the first elastic belt 3 are respectively provided with 2 rings, the distance between the 2 rings is equal to the width of the rings, the 2 rings of the first elastic belt 3 and the 2 rings of the second elastic belt 4 are arranged in an interlaced manner, the 2 rings of the first elastic belt 3 and the second elastic belt 4 are arranged in an interlaced manner on the third support column 11, the left rotating disk 1 and the right rotating disk 2 are respectively and fixedly provided with a left handle 7 and a right handle 5.

The working principle of the utility model is as follows:

the left handle 7 is held to the operator left hand, and right handle 5 is held to the right hand, and two hands rotate 90 to opposite direction hard, and one in first elastic webbing 3 and the second elastic webbing 4 is tensile, and another is lax state, later slowly reduces to make muscle do the work of giving up hard, the length before first elastic webbing 3 or the recovery of second elastic webbing 4, the utility model discloses resume initial position, so be used for training wrist and upper limbs muscle repeatedly.

Claims

1. A wrist force device is characterized in that: a first support column (8) and a second support column (12) are vertically arranged at the bottom in the left rotating disc (1), the left rotating disc (1) is rotatably connected with a right rotating disc (2), a third support column (11) and a fourth support column (6) are vertically arranged at the bottom in the right rotating disc (2), the first support column (8), the second support column (12) and the third support column (11), fourth pillar (6) are located four angles of rectangle in proper order, first elastic webbing (3) one end sets firmly on first pillar (8), the other end winds second pillar (12) and sets firmly on third pillar (11), second elastic webbing (4) one end sets firmly on first pillar (8), the other end winds fourth pillar (6) and sets firmly on third pillar (11), first elastic webbing (3) and second elastic webbing (4) are the tight state, be provided with left handle (7) and right handle (5) on left carousel (1) and the right carousel (2) respectively.

2. The wrist developer according to claim 1, wherein the left rotary disk (1) is rotatably connected to the right rotary disk (2) in a manner that: be provided with on left side dish (1) lateral wall and irritate pearl hole (a), left side dish (1) lateral wall inboard is provided with the first recess that the cross-section is the semicircle along the circumferencial direction, irritate pearl hole (a) and be linked together with first recess, left side dish (1) is gone up the knot and is equipped with right side dish (2), right side dish (2) lateral wall outside is provided with the second recess that the cross-section is the semicircle along the circumferencial direction, the radius of first recess and second recess is the same, first recess and second recess constitute ball (9) track, be provided with ball (9) that close looks pasted in ball (9) track, the diameter of ball (9) is less than the diameter of irritating pearl hole (a), ball (9) radius is the same with first recess radius.

3. The wrist exerciser of claim 1, wherein: the first elastic belt (3) and the second elastic belt (4) are the same.

4. The wrist exerciser of claim 3, wherein: the two ends of the first elastic belt (3) are respectively provided with 2 rings, the distance between the 2 rings is equal to the width of the rings, the 2 rings of the first elastic belt (3) and the 2 rings of the second elastic belt (4) are arranged on the first support column (8) in a staggered mode, and the 2 rings of the first elastic belt (3) and the 2 rings of the second elastic belt (4) are arranged on the third support column (11) in a staggered mode.

5. The wrist exerciser of claim 1, wherein: the first support column (8), the second support column (12), the third support column (11) and the fourth support column (6) are cylinders with the same height and section radius.