CN209900659U

CN209900659U - Wrist auxiliary fixing device for tennis body-building

Info

Publication number: CN209900659U
Application number: CN201920630872.4U
Authority: CN
Inventors: 文礼波
Original assignee: Chengdu Normal University
Current assignee: Chengdu Normal University
Priority date: 2019-05-05
Filing date: 2019-05-05
Publication date: 2020-01-07
Anticipated expiration: 2029-05-05

Abstract

The utility model discloses a wrist auxiliary fixture is used in tennis body-building, including ligature cover, elasticity rope, fix the receipts area of drawing at ligature cover both ends and install the belt buckle of using at receipts area bottom cooperation receipts area, the outside center department of ligature cover rotates through the pivot and is connected with flexible interior pole, flexible interior pole's outward appearance wall has cup jointed flexible loop bar, the bottom outside of flexible loop bar is provided with and is the annular soft cover of both ends open-ended, and the outward appearance wall of soft cover and the top center department of transfer line pass through elasticity rope fixed connection, the mounting bar is all installed at the opening part both ends of soft cover. The utility model discloses in, at first through the transition fit and the damping spring cushioning effect in bullet piece and bullet piece groove, realized the scalability and the cushioning effect of device, secondly, through the mating effect of screw rod and swivel nut, fix the flexible cover on the tennis rod, realize the convenience of installation, the cooling effect of sweat and ice pad is absorbed to last sweat-absorbing cloth, has realized the heat absorption sweat-absorbing function of device.

Description

Wrist auxiliary fixing device for tennis body-building

Technical Field

The utility model relates to a motion protective equipment technical field especially relates to a wrist auxiliary fixture is used in tennis body-building.

Background

A wearable device that protects you from injury during sports. Generally, it can be divided into head protector, shoulder protector, hand protector, elbow protector, wrist protector, waist protector, leg protector, knee protector, patella protector, ankle protector, combined sport protector, and other sport protector.

However, the existing wrist auxiliary fixing device for tennis body building still has the following defects: at first do not set up scalable damping device, the length of different tennis person's arm is different, the practicality that the elastic rope that uses unsuitable oneself length can lead to the device reduces, and do not set up damping device and can make the life reduction of elastic rope, secondly, the connected mode of elastic rope and tennis racket still is on the tennis racket of tying up the elastic rope, the connected mode is not convenient, the convenience is poor, secondly for being provided with the sweat-absorbing device that can cool down, during the motion, the position that people's arm was wrapped up can produce a large amount of heats, and can go out a lot of sweat, use for a long time can reduce the comfort level that the device used, service functionality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the wrist auxiliary fixing device for tennis body building aims to solve the problems of inextensibility, inconvenient connection mode, incapability of cooling and sweat absorption.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wrist auxiliary fixing device for tennis fitness comprises a binding sleeve, an elastic rope, a drawing belt fixed at two ends of the binding sleeve and a belt buckle installed at the bottom end of the drawing belt and matched with the drawing belt for use, wherein a telescopic inner rod is rotatably connected at the outer center of the binding sleeve through a rotating shaft, a telescopic loop bar is sleeved on the outer surface wall of the telescopic inner rod, a sliding block is embedded in the telescopic loop bar in a sliding manner, a transmission rod penetrating through the center of the top of the telescopic loop bar is fixedly connected at the outer surface wall center of the sliding block, a damping spring is sleeved between the sliding block and the telescopic loop bar on the outer surface wall of the transmission rod, an annular soft sleeve with openings at two ends is arranged on the outer side of the bottom of the telescopic loop bar, the outer surface wall of the soft sleeve is fixedly connected with the center of the top of the transmission rod through the elastic rope, mounting strips are installed at two ends of, and the mounting bar at the other side is rotatably connected with a threaded sleeve matched with the screw rod for use through a rotating shaft.

As a further description of the above technical solution:

the inside of the binding sleeve is provided with heat dissipation holes, and the inner side of the binding sleeve is sequentially provided with an ice pad and sweat absorbing cloth from inside to outside.

As a further description of the above technical solution:

the utility model discloses a telescopic pole, including telescopic pole, bullet piece, the inside of telescopic pole and the inside fixedly connected with dog of bullet piece bottom, the inside fixedly connected with spring that telescopic pole's inner wall is located the dog winds the post, the inside of telescopic pole is located the spring and has cup jointed reset spring around the outer wall of post.

As a further description of the above technical solution:

one side of the outer surface wall of the telescopic sleeve rod, which is close to the elastic block, is provided with an elastic block groove matched with the elastic block for use, and the elastic block groove are in transition fit.

As a further description of the above technical solution:

the inner surface wall of the soft sleeve is wrapped with a spongy cushion.

As a further description of the above technical solution:

and the inner surface wall of the screw sleeve is provided with threads matched with the screw rod for use.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, a telescopic shock-absorbing device is arranged, the outer center of the binding sleeve is rotationally connected with a telescopic inner rod through a rotating shaft, the outer wall of the telescopic inner rod is sleeved with a telescopic loop bar, the inner part of the telescopic loop bar is embedded with a slide block in a sliding way, the outer wall center of the slide block is fixedly connected with a transmission rod which runs through the center of the top of the telescopic loop bar, the outer wall of the transmission rod between the slide block and the telescopic loop bar is sleeved with a shock-absorbing spring, the outer wall of the bottom of the telescopic inner rod is embedded with an inverted U-shaped spring block in a sliding way, the inner part of the telescopic inner rod and the bottom of the spring block are fixedly connected with a stop block, the inner wall of the telescopic inner rod is positioned in the inner part of the stop block and is fixedly connected with a spring winding post, the outer wall of the inner part of the telescopic inner rod, when the length of the device needs to be, at the moment, a downward pressure is applied to the top of the elastic block by the hand of a person, the elastic block and the stop block slide down together under the action of the pressure, the reset spring is extruded to slide down, the telescopic inner rod is continuously sleeved towards the bottom of the telescopic loop bar while the pressure is applied to the top of the elastic block, the inner wall of the telescopic loop bar replaces the pressure applied by the hand to stop the resetting of the elastic block, when the elastic block moves to the position of the elastic block groove, the elastic block is extruded and reset by the reset spring under the action of losing the pressure, so that the elastic block moves to different elastic block grooves, the telescopic function of the device is realized, when the tennis racket is swung, the tennis racket generates a tensile force on the elastic rope, after the swinging is finished, the elastic rope can vibrate all the time, and drives the force transmission rod and the sliding block to swing up and down, the damping spring is repeatedly generated on the damping spring, the elastic force of the damping spring can counteract the, the service life of the elastic rope is prolonged, and therefore the stretching and damping effects of the device are achieved.

2. The utility model discloses in, the outside of flexible loop bar is provided with and is the annular soft cover of open-ended, the mounting bar is all installed at the opening part both ends of soft cover, a side mounting bar fixedly connected with screw rod, the opposite side mounting bar is connected with the swivel nut that the cooperation screw rod used through the pivot rotation, wrap up the soft cover on the tennis pole, align the screw rod and the swivel nut of soft cover both ends opening part, rotate the swivel nut, make the both ends opening part of soft cover move towards closed direction, compress tightly until soft cover and tennis pole, the convenience of installation has been realized, and the foam-rubber cushion that the interior table wall package of soft cover established has increased the coefficient of friction of soft cover and tennis pole, frictional force has been strengthened, make the installation more stable, the convenience and the stability of device installation have been realized from this.

3. The utility model discloses in, the louvre has been seted up to the inside of ligature cover, and ice pad and sweat-absorbing cloth are installed from inside to outside in proper order to the inboard of ligature cover, and the sweat that the motion produced passes through the sweat-absorbing cloth and absorbs, and when the arm temperature was higher than the ice pad, the heat on arm surface is absorbed in the inside solid liquefaction heat absorption of ice pad, and the louvre is simultaneously with heat discharge, the effectual temperature that has reduced the arm surface, the comfort level that the device used when increasing.

Drawings

Fig. 1 is a schematic diagram of a wrist auxiliary fixing device for tennis fitness according to the present invention;

fig. 2 is a schematic structural view of the inside of the telescopic inner rod and the telescopic sleeve rod of the present invention;

FIG. 3 is a schematic structural view of the inner part of the middle soft cover of the present invention;

fig. 4 is a schematic structural diagram of the interior of the middle binding sleeve of the present invention.

Illustration of the drawings:

1. a buckle; 2. drawing the belt; 3. binding; 4. a telescopic inner rod; 5. a telescopic loop bar; 6. a spring block groove; 7. an elastic cord; 8. a soft sleeve; 9. a spring block; 10. a stopper; 11. a spring wound post; 12. a return spring; 13. a slider; 14. a transmission rod; 15. a damping spring; 16. a sponge cushion; 17. mounting a bar; 18. a screw; 19. a threaded sleeve; 20. a sweat absorbing cloth; 21. an ice pad; 22. and (4) heat dissipation holes.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a wrist auxiliary fixing device for tennis fitness comprises a binding sleeve 3, an elastic rope 7, a retracting belt 2 fixed at two ends of the binding sleeve 3 and a belt buckle 1 arranged at the bottom end of the retracting belt 2 and matched with the retracting belt 2 for use, an outer center of the binding sleeve 3 is rotatably connected with an inner telescopic rod 4 through a rotating shaft, an outer wall of the inner telescopic rod 4 is sleeved with a telescopic loop bar 5, a sliding block 13 is embedded in the telescopic loop bar 5 in a sliding manner, a transmission rod 14 penetrating through the center of the top of the telescopic loop bar 5 is fixedly connected at the center of the outer wall of the sliding block 13, a damping spring 15 is sleeved between the sliding block 13 and the telescopic loop bar 5 on the outer wall of the transmission rod 14, the elastic rope 7 is released from stretching tension after swing through the damping spring 15, the service life of the elastic rope 7 is prolonged, an annular soft sleeve 8 with openings at two ends is arranged on the outer side of the bottom of the telescopic loop bar 5, and the outer wall of the soft sleeve 8 is fixedly connected with the, the two ends of the opening of the soft sleeve 8 are provided with mounting strips 17, the mounting strip 17 on one side is fixedly connected with a screw 18, and the mounting strip 17 on the other side is rotatably connected with a threaded sleeve 19 matched with the screw 18 for use through a rotating shaft.

Specifically, as shown in fig. 4, the louvre 22 has been seted up to the inside of ligature cover 3, ice pad 21 and sweat-absorbing cloth 20 have been installed from inside to outside in proper order to the inboard of ligature cover 3, louvre 22 is seted up and has been made things convenient for thermal discharge, and the effectual arm of people that sets up of ice pad 21 is cooled down, and the excitement of ice pad 21 to the arm has been alleviated promptly to sweat-absorbing cloth 20's setting, can adsorb the slip that the arm surface has produced sweat reducing means again, hoisting device's stability.

Specifically, as shown in fig. 2, the bottom outer surface wall of the telescopic inner rod 4 is embedded with a slide block 9 in an inverted U shape, the inside of the telescopic inner rod 4 and the bottom of the elastic block 9 are fixedly connected with a stop block 10, the inner wall of the telescopic inner rod 4 is located on the inner fixedly connected with spring of the stop block 10 and winds the column 11, the inside of the telescopic inner rod 4 is located on the spring and winds the outer wall of the column 11 and is sleeved with a return spring 12, the return spring 12 is arranged to reset the elastic block 9 inside the telescopic inner rod 4, and the spring winds the column 11. The stability of the return spring 12 is improved.

Specifically, as shown in fig. 2, a spring block groove 6 used in cooperation with a spring block 9 is formed in one side, close to the spring block 9, of the outer wall of the telescopic loop bar 5, and the spring block 9 and the spring block groove 6 are in transition fit, so that the telescopic function of the device is realized through transition fit between the spring block 9 and the spring block groove 6.

Specifically, as shown in fig. 3, the sponge pad 16 is wrapped on the inner surface wall of the soft sleeve 8, and the arrangement of the sponge pad 16 increases the friction coefficient between the soft sleeve 8 and the tennis rod, so that the soft sleeve 8 and the tennis rod are compacted more tightly, and the stability of the device is improved.

Specifically, as shown in fig. 2, the inner surface wall of the threaded sleeve 19 is provided with threads used in cooperation with the screw 18, and the arrangement of the threaded sleeve 19 and the screw 18 improves the compaction tightness between the soft sleeve 8 and the tennis rod, and improves the stability of the device.

The working principle is as follows: when the tennis racket is used, the telescopic inner rod 4 is sleeved into the telescopic loop bar 5, when the elastic block 9 sleeved to the bottom of the telescopic inner rod 4 is sleeved at the top of the telescopic loop bar 5, a downward pressure is applied to the elastic block 9 by fingers, the elastic block 9 drives the stop block 10 and the reset spring 12 to move downwards, the telescopic inner rod 4 is continuously sleeved, the elastic block 9 is continuously extruded by the inner wall of the telescopic loop bar 5 instead of the pressure of the fingers, the elastic block 9 is sleeved to the position of the elastic block 9 in the elastic block groove 6, the reset spring 12 resets the elastic block 9, the elastic block 9 is slid to different elastic block grooves 6 by using the sleeving mode, the length of the device is adjusted, the tennis racket is swung, the tennis racket drives the elastic rope 7 to move, the elastic rope 7 vibrates under the action of self tension after swinging, the transmission rod 14, the sliding block 13 and the damping spring 15 in the telescopic loop bar 5 are driven to swing up and down, and the tension of the elastic rope 7 is offset by, the vibrations of elasticity rope 7 are reduced, during the installation, only need to use through the cooperation of swivel nut 19 and screw rod 18, move the open end both ends of soft cover 8 to closed position, move to the inseparable compaction of soft cover 8 and tennis pole, sweat that the arm produced when sweat-absorbing cloth 20 absorbed the motion, the heat that the arm produced is absorbed in the solid liquefaction of arm temperature in being higher than ice pad 21, and the rethread louvre 22 gives off the heat.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A wrist auxiliary fixing device for tennis fitness comprises a binding sleeve (3), an elastic rope (7), a drawing belt (2) fixed at two ends of the binding sleeve (3) and a belt buckle (1) arranged at the bottom end of the drawing belt (2) and matched with the drawing belt (2) for use, and is characterized in that the outer center of the binding sleeve (3) is rotatably connected with an inner telescopic rod (4) through a rotating shaft, the outer surface wall of the inner telescopic rod (4) is sleeved with a telescopic loop bar (5), a sliding block (13) is embedded in the inner part of the telescopic loop bar (5) in a sliding manner, the outer surface wall center of the sliding block (13) is fixedly connected with a transmission rod (14) penetrating through the top center of the telescopic loop bar (5), a damping spring (15) is sleeved between the sliding block (13) and the telescopic loop bar (5), and an annular soft sleeve (8) with openings at two ends is arranged on the outer side of the bottom of the telescopic loop bar (5), and the outer table wall of soft cover (8) and the top center department of transfer line (14) are through elasticity rope (7) fixed connection, mounting bar (17), one side are all installed at the opening part both ends of soft cover (8) mounting bar (17) fixedly connected with screw rod (18), opposite side mounting bar (17) are connected with swivel nut (19) that cooperation screw rod (18) used through the pivot swivelling joint.

2. The wrist auxiliary fixing device for tennis body-building according to claim 1, wherein the interior of the binding sleeve (3) is provided with a heat dissipation hole (22), and the inner side of the binding sleeve (3) is provided with an ice pad (21) and a sweat absorbing cloth (20) in sequence from inside to outside.

3. The wrist auxiliary fixing device for tennis body building according to claim 1, wherein an inverted U-shaped spring block (9) is slidably embedded in the outer wall of the bottom of the inner telescopic rod (4), a stop block (10) is fixedly connected with the inside of the inner telescopic rod (4) and the bottom of the spring block (9), a spring winding column (11) is fixedly connected with the inner wall of the inner telescopic rod (4) in the stop block (10), and a return spring (12) is sleeved on the outer wall of the spring winding column (11) in the inside of the inner telescopic rod (4).

4. The wrist auxiliary fixing device for tennis body-building according to claim 1 or 3, wherein one side of the outer surface wall of the telescopic loop bar (5) close to the elastic block (9) is provided with an elastic block groove (6) used for matching with the elastic block (9), and the elastic block (9) and the elastic block groove (6) are in transition fit.

5. The wrist auxiliary fixing device for tennis body-building according to claim 1, wherein the inner surface wall of the soft sleeve (8) is wrapped with a sponge pad (16).

6. Wrist auxiliary fixture for tennis fitness according to claim 1, characterized in that the inner surface wall of the threaded sleeve (19) is provided with threads for engaging the threaded rod (18).