CN218980379U - Anti-pull spring-grip - Google Patents

Abstract

The utility model relates to the technical field of body-building equipment, in particular to a hand-pulling prevention spring-grip, wherein a spring-grip piece is slidably connected to a movable opening, one end of a first spring is fixedly connected into a shell, the other end of the first spring is fixedly connected to the spring-grip piece, and a hand-pulling prevention mechanism for preventing hand-pulling is arranged in the shell; the anti-strain mechanism comprises a connecting rod, a first movable block and a second spring, wherein the first movable block is slidably connected into the shell, the second spring is fixedly connected onto the first movable block, one end of the connecting rod is fixedly connected onto the first movable block, and the other end of the connecting rod is fixedly connected onto the grip piece. According to the utility model, the first movable block drives the second spring to reset in the process of resetting the grip block, the inner wall of the shell is gradually extruded in the process of resetting the second spring, the second spring is pressed to generate elasticity, the elasticity generated by the second spring slows down the resetting speed of the grip block, and the grip block is prevented from being reset to strain hand muscles instantly after the fingers are loosened.

Description

Anti-pull spring-grip

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to a hand grip capable of preventing hand injuries.

Background

The hand grip is a personal exercise device for improving arm strength, is convenient to carry and low in price, and is deeply favored by wide users.

The spring-grip is usually only composed of a spring and a grip piece, the grip piece is extruded by fingers, the spring is extruded by the grip piece, the spring generated elasticity hinders the movement of the grip piece, the grip piece is repeatedly gripped to play a role in exercising the fingers, the grip piece is instantly reset under the action of the spring elasticity after the fingers are loosened, the fingers are still on the grip piece in the reset process of the grip piece, the fingers are quickly sprung and pulled in the reset process of the grip piece, and the reset speed of the grip piece is high, so that the hand muscle is easily pulled.

Disclosure of Invention

The utility model aims to solve the defects that the restoring speed of a grip in the prior art is high and the hand muscle is easy to be pulled, and provides an anti-pull grip.

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

the utility model provides a prevent pulling spring-grip, includes casing, grip piece, first spring and prevents pulling mechanism, wherein:

the holding piece is slidably connected to the movable opening, one end of the first spring is fixedly connected to the inside of the shell, the other end of the first spring is fixedly connected to the holding piece, and the inside of the shell is provided with the pull injury preventing mechanism for preventing hand from being pulled;

the anti-strain mechanism comprises a connecting rod, a first movable block and a second spring, wherein the first movable block is slidably connected into the shell, the second spring is fixedly connected onto the first movable block, one end of the connecting rod is fixedly connected onto the first movable block, and the other end of the connecting rod is fixedly connected onto the grip piece.

Preferably, the grip piece comprises a grip block and a plurality of grooves, the grip block is slidably connected with the movable opening, the grip block is fixedly connected with the first spring and the connecting rod, and the grooves are formed in the grip block.

Preferably, each groove is internally provided with anti-skid patterns.

Preferably, the connecting rod and the first movable block are of an integral structure.

Preferably, the device further comprises a guide mechanism, wherein the guide mechanism comprises a movable ring and a guide rod, the movable ring is fixedly connected to the grip block, the guide rod is fixedly connected into the shell, and the guide rod penetrates through the movable ring.

Preferably, the device further comprises an adjusting mechanism, the adjusting mechanism comprises a threaded rod and a second movable block, a threaded hole is formed in the shell, the threaded rod is matched with the threaded hole, the second movable block is slidably connected into the shell, one end of the threaded rod is rotatably connected onto the second movable block, and the second movable block can be in contact with the second spring.

The utility model provides a pull-injury preventing spring-grip, which has the beneficial effects that:

through the in-process that resets at the grip piece, first movable block drives the second spring and resets, extrudees shells inner wall gradually at the in-process that the second spring resets, produces elasticity after the second spring is pressed, and the speed that the grip piece reset is slowed down to the elasticity that the second spring produced, avoids the finger to loosen back grip piece and resets in the twinkling of an eye and strain hand muscle.

Drawings

FIG. 1 is a schematic diagram of an expanded structure of an anti-pull grip according to the present utility model;

FIG. 2 is a schematic diagram of a second unfolding structure of the pull-proof grip according to the present utility model;

FIG. 3 is a schematic cross-sectional view of an anti-pull grip according to the present utility model;

fig. 4 is a schematic diagram of a connection structure of a first spring, a strain-proof mechanism and an adjusting mechanism in the strain-proof grip according to the present utility model.

In the figure: the device comprises a shell 1, a movable opening 2, a grip piece 3, a guide mechanism 4, a first spring 5, a strain relief mechanism 6, an adjusting mechanism 7, a grip block 31, a groove 32, anti-skid threads 33, a movable ring 41, a guide rod 42, a connecting rod 61, a first movable block 62, a second spring 63, a threaded rod 71 and a second movable block 72.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 4, a pull-proof grip comprises a housing 1, a grip 3, a first spring 5 and a pull-proof mechanism 6, wherein:

the movable opening 2 is formed in the shell 1, the grip piece 3 is slidably connected to the movable opening 2, the grip piece 3 is used for placing fingers for exercise, one end of the first spring 5 is fixedly connected into the shell 1, the first spring 5 is used for preventing the movement of the grip piece 3, the other end of the first spring 5 is fixedly connected to the grip piece 3, and a strain prevention mechanism 6 used for preventing hand strain is arranged in the shell 1;

the anti-strain mechanism 6 comprises a connecting rod 61, a first movable block 62 and a second spring 63, wherein the first movable block 62 is slidably connected into the shell 1, the first movable block 62 is used for driving the second spring 63 to move in the horizontal direction, the second spring 63 is fixedly connected onto the first movable block 62, the second spring 63 is used for buffering when the grip 3 is reset, the reset speed of the grip 3 is reduced, one end of the second spring 63 far away from the first movable block 62 presses the inner wall of the shell 1, one end of the connecting rod 61 is fixedly connected onto the first movable block 62, the connecting rod 61 is used for driving the first movable block 62 to move, the other end of the connecting rod 61 is fixedly connected onto the grip 3, and the connecting rod 61 and the first movable block 62 are of an integral structure;

the grip piece 3 comprises a grip block 31 and a plurality of grooves 32, the grip block 31 is slidably connected with the movable opening 2, the grip block 31 is fixedly connected with the first spring 5 and the connecting rod 61, the grooves 32 are arranged on the grip block 31, the grooves 32 are convenient for fingers to grip the grip block 31 better, anti-slip lines 33 are arranged in each groove 32, and the anti-slip lines 33 are used for increasing friction between the fingers and the grip block 31.

The working process comprises the following steps: when fingers exercise, the fingers are placed in the grooves 32, the palm is in contact with the shell 1, the second springs 63 are in a compressed state, after the fingers squeeze the grip blocks 31, the grip blocks 31 move towards the movable opening 2, the grip blocks 31 drive the connecting rods 61 to move, the connecting rods 61 drive the second springs 63 to move through the first movable blocks 62, the extrusion force between the second springs 63 and the inner wall of the shell 1 is gradually reduced, after the grip blocks 31 move for a certain distance, the second springs 63 are separated from the inner wall of the shell 1, meanwhile, the first springs 5 are extruded after the grip blocks 31 move, elasticity is generated after the first springs 5 are pressed, the movement of the grip blocks 31 is blocked by the elasticity generated by the first springs 5, fingers are required to squeeze the grip blocks 31, after the fingers are released, the elasticity generated by the first springs 5 is released instantly, the released elasticity pushes the grip blocks 31 to reset, in the reset process of the grip blocks 31, the first movable blocks 62 are driven by the connecting rods 61 to move, the second springs 63 are reset in the reset process, the reset process of the second springs 63 are gradually extruded by the inner wall of the second springs 63, the reset speed of the second springs 63 is gradually, and the elastic force generated after the reset of the second springs 63 are released, and the elastic force is released, the reset speed of the hand is avoided, and the hand is released, and the hand is reset, after the hand is reset, the speed of the elastic force is generated, and the hand is damaged.

Example 2

The grip 3 is slidably connected to the movable opening 2, a gap exists between the movable opening 2 and the grip 3, small deflection occurs during movement of the grip 3, so as to affect extrusion of the first spring 5, referring to fig. 1-4, as another preferred embodiment of the present utility model, the present utility model further includes a guiding mechanism 4, the guiding mechanism 4 includes a movable ring 41 and a guiding rod 42, the movable ring 41 is fixedly connected to the grip block 31, the guiding rod 42 is fixedly connected to the housing 1, the guiding rod 42 is used for guiding and limiting the movable ring 41, the guiding rod 42 passes through the movable ring 41, after the movement of the grip block 31, the movable ring 41 is driven to move, the movable ring 41 moves along a length direction of the rod 42, and the movable ring 41 moves steadily under the guiding limit of the guiding rod 42, so that the grip block 31 moves steadily, and no deflection occurs.

Example 3

When the grip block 31 is reset, the grip block 31 drives the second spring 63 to move instantaneously through the first movable block 62, the second spring 63 always collides with the inner wall of the casing 1, after the second spring 63 is continuously collided, the length of the second spring 63 is shortened, the distance between the second spring 63 and the inner wall of the casing 1 is increased, the buffering effect provided by the second spring 63 after the grip block 31 is reset is reduced, referring to fig. 1-4, as another preferred embodiment of the utility model, on the basis of embodiment 1, the device further comprises an adjusting mechanism 7, the adjusting mechanism 7 comprises a threaded rod 71 and a second movable block 72, a threaded hole is formed in the casing 1 and is used for being connected with the threaded rod 71, the threaded rod 71 is matched with the threaded hole, the threaded rod 71 rotates to drive the second movable block 72 to move in the horizontal direction, one end of the second movable block 72 is rotatably connected to the second movable block 72, the second movable block 72 can contact with the second spring 63, the threaded rod 71 rotates, the second movable block 72 moves towards the second spring 63, and the distance between the second movable block 72 and the inner wall of the second spring 63 is reduced, and the length of the second spring 63 does not shorten after the threaded rod is rotated.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a prevent pulling grip, its characterized in that includes casing (1), grip (3), first spring (5) and prevents pulling mechanism (6), wherein:

the holding piece (3) is slidably connected to the movable opening (2), one end of the first spring (5) is fixedly connected into the shell (1), the other end of the first spring (5) is fixedly connected to the holding piece (3), and the shell (1) is internally provided with the anti-pulling mechanism (6) for preventing hand from being pulled;

the anti-strain mechanism (6) comprises a connecting rod (61), a first movable block (62) and a second spring (63), wherein the first movable block (62) is slidably connected into the shell (1), the second spring (63) is fixedly connected onto the first movable block (62), one end of the connecting rod (61) is fixedly connected onto the first movable block (62), and the other end of the connecting rod (61) is fixedly connected onto the grip piece (3).

2. The anti-pull grip according to claim 1, wherein the grip (3) comprises a grip block (31) and a plurality of grooves (32), the grip block (31) is slidably connected with the movable opening (2), the grip block (31) is fixedly connected with the first spring (5) and the connecting rod (61), and the grooves (32) are arranged on the grip block (31).

3. The pull-resistant grip of claim 2, wherein each groove (32) has an anti-slip feature (33) disposed therein.

4. The pull-resistant grip of claim 1, wherein the connecting rod (61) and the first movable block (62) are of unitary construction.

5. The pull-resistant grip of claim 2, further comprising a guide mechanism (4), the guide mechanism (4) comprising a movable ring (41) and a guide rod (42), the movable ring (41) being fixedly connected to the grip block (31), the guide rod (42) being fixedly connected to the inside of the housing (1), the guide rod (42) passing through the movable ring (41).

6. The pull-resistant grip according to claim 1, further comprising an adjusting mechanism (7), wherein the adjusting mechanism (7) comprises a threaded rod (71) and a second movable block (72), the casing (1) is provided with a threaded hole, the threaded rod (71) is matched with the threaded hole, the second movable block (72) is slidably connected into the casing (1), one end of the threaded rod (71) is rotatably connected to the second movable block (72), and the second movable block (72) can be contacted with the second spring (63).

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