CN216895497U

CN216895497U - Extension spring with can dismantle pull ring

Info

Publication number: CN216895497U
Application number: CN202122440327.9U
Authority: CN
Inventors: 冯靖雯
Original assignee: Shengzhou Heli Spring Machinery Co ltd
Current assignee: Shengzhou Heli Spring Machinery Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-07-05
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a tension spring with a detachable pull ring, which belongs to the technical field of tension springs and comprises a tension spring and pull rings, wherein the pull rings are arranged on two sides of the tension spring in a matched manner and are symmetrically arranged, mounting structures and fixing structures are arranged on two sides of the tension spring, and each mounting structure comprises: spout A, pivot, fixed block, triangle fixture block, fixed frame, standing groove, fixed column A, stopper A, draw-in groove and fixed slot, wherein, the opening is provided with spout A in the middle of extension spring one side, and extension spring one side below rotates and is provided with the pivot, and the pivot all has the setting in spout A both sides, and the inside torsional spring that is provided with of pivot, the equal fixed mounting in two pivot outsides has the fixed block. According to the tension spring, the sliding groove A, the rotating shaft, the fixing block, the triangular clamping block, the fixing frame, the placing groove, the fixing column A, the limiting block A, the clamping groove and the fixing groove are arranged, so that the tension ring can be detached and installed when damaged, the use cost of the tension spring is reduced, the service life of the tension spring is prolonged, and the practicability of the tension spring is improved.

Description

Extension spring with can dismantle pull ring

Technical Field

The utility model belongs to the technical field of tension springs, and particularly relates to a tension spring with a detachable pull ring.

Background

The extension spring (also called tension spring, referred to as tension spring for short) is a spiral spring bearing axial tension, and a pull ring of the tension spring is easy to damage in the use process of the tension spring.

The novel tension spring comprises a tension spring main body and a hook arranged at the end part of the tension spring main body, wherein the tension spring main body and the hook are designed in a split mode, the end part of the tension spring main body is provided with a limiting structure, and the tension spring main body enables the hook to be clamped with the tension spring main body through the limiting structure, so that the service life of the tension spring is prolonged, and the dangerous accidents caused by the breakage of the tension spring are avoided; wherein, the deficiency points are as follows:

this extension spring is in the use, though the junction intensity of drag hook and extension spring main part is higher, makes drag hook and extension spring be difficult to part, but when the drag hook received external influence and damaged, can't change the drag hook alone, can only change the extension spring to can increase use cost, the drag hook of this extension spring can not be fixed on the extension spring simultaneously, thereby makes the drag hook damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the above problems, a tension spring with a detachable tab is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a tension spring with can dismantle pull ring, includes tension spring and pull ring, the supporting pull ring that is provided with in tension spring both sides, and be the symmetry setting, the tension spring both sides are provided with mounting structure and fixed knot and construct.

Wherein the mounting structure includes: a chute A, a rotating shaft, a fixed block, a triangular clamping block, a fixed frame, a placing groove, a fixed column A, a limiting block A, a clamping groove and a fixed groove, wherein, a chute A is arranged at the middle opening at one side of the tension spring, a rotating shaft is rotatably arranged below one side of the tension spring, the rotating shafts are arranged on both sides of the sliding chute A, torsion springs are arranged in the rotating shafts, fixed blocks are fixedly arranged on the outer portions of the two rotating shafts, triangular clamping blocks are fixedly arranged on one sides of the two fixed blocks, a fixed frame is fixedly arranged at one side below the pull ring, a placing groove is arranged at an opening at one side of the fixed frame, a fixed column A matched with the sliding groove A is arranged in the middle of the placing groove in a penetrating and sliding mode, a limiting block A is fixedly arranged on one side of the fixed column A, and a clamping groove matched with the triangular clamping block is formed in an opening in the other side of the fixing column A, and a fixing groove is formed in the middle opening of the fixing column A.

Wherein the fixing structure includes: spout B, fixed column B, stopper B and nut, wherein, the opening is provided with spout B in the middle of the extension spring opposite side, and spout B and spout A are "ten" font setting, fixed frame opposite side runs through to slide and is provided with the fixed column B who agrees with spout B, and fixed column B agrees with the fixed slot, fixed column B one side fixed mounting has stopper B, and fixed column B opposite side outside is provided with the screw thread, fixed column B opposite side screw thread outside is provided with the nut, and the nut is provided with two.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the tension spring, the sliding groove A, the rotating shaft, the fixing block, the triangular clamping block, the fixing frame, the placing groove, the fixing column A, the limiting block A, the clamping groove and the fixing groove are arranged, so that the tension ring can be detached and installed when damaged, the use cost of the tension spring is reduced, the service life of the tension spring is prolonged, and the practicability of the tension spring is improved.

2. According to the utility model, the pull ring can be fixed on the tension spring by arranging the sliding groove B, the fixed column B, the limiting block B and the nut, and the fixing effect is better, so that the problem that the pull ring and the tension spring are not firmly fixed and are easy to damage is solved, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a top view of the present invention;

FIG. 3 is an enlarged schematic diagram of FIG. 1 at A according to the present invention.

The labels in the figure are: 1. a tension spring; 101. a chute A; 102. a chute B; 103. a rotating shaft; 104. a fixed block; 105. A triangular clamping block; 2. a pull ring; 201. a fixing frame; 202. a placement groove; 3. fixing a column A; 301. a limiting block A; 302. a card slot; 303. fixing grooves; 4. fixing a column B; 401. a limiting block B; 402. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the utility model:

referring to fig. 1-3, a tension spring with detachable pull rings comprises a tension spring 1 and pull rings 2, wherein the pull rings 2 are arranged on two sides of the tension spring 1 in a matched manner and are symmetrically arranged, and mounting structures and fixing structures are arranged on two sides of the tension spring 1.

Referring to fig. 1 and 3, in the present embodiment, the mounting structure includes: spout A101, pivot 103, fixed block 104, triangle fixture block 105, fixed frame 201, standing groove 202, fixed column A3, stopper A301, draw-in groove 302 and fixed slot 303, wherein, the opening is provided with spout A101 in the middle of extension spring 1 one side, 1 one side below of extension spring is rotated and is provided with pivot 103, and pivot 103 all has the setting in spout A101 both sides, and the inside torsional spring that is provided with of pivot 103, two equal fixed mounting in pivot 103 outside have fixed block 104, remove pull ring 2, make fixed frame 201 leave extension spring 1.

Referring to fig. 1 and 3, in this embodiment, two fixed blocks 104 are fixedly mounted on one side of the triangular fixture block 105, a fixed frame 201 is fixedly mounted on one side of the lower portion of the pull ring 2, a placing groove 202 is formed in an opening on one side of the fixed frame 201, a fixing column A3 is slidably arranged in the middle of the placing groove 202 in a penetrating manner and matched with the sliding groove a101, the fixing column A3 is pulled out by pulling the limiting block a301, and therefore the pull ring 2 is detached.

Referring to fig. 1 and 3, in this embodiment, one side of the fixing column A3 is fixedly provided with a limiting block a301, an opening on the other side of the fixing column A3 is provided with a clamping groove 302 engaged with the triangular clamping block 105, an opening in the middle of the fixing column A3 is provided with a fixing groove 303, the limiting block a301 is pushed, the limiting block a301 drives the fixing column A3 to move, so that when the triangular clamping block 105 can rotate out of the clamping groove 302, the fixing block 104 is pushed, the fixing block 104 drives the triangular clamping block 105 to rotate, and the triangular clamping block 105 is separated from the clamping groove 302.

Referring to fig. 2 and 3, in the present embodiment, the fixing structure includes: the tension spring comprises a sliding groove B102, a fixing column B4, a limiting block B401 and nuts 402, wherein the sliding groove B102 is formed in the middle of the other side of the tension spring 1, the sliding groove B102 and the sliding groove A101 are arranged in a cross shape, the other side of the fixing frame 201 is provided with a fixing column B4 matched with the sliding groove B102 in a penetrating and sliding mode, the fixing column B4 is matched with the fixing groove 303, the limiting block B401 is fixedly installed on one side of the fixing column B4, threads are arranged on the outer portion of the other side of the fixing column B4, the nuts 402 are arranged on the outer portion of the threads on the other side of the fixing column B4, the nuts 402 are arranged in two numbers, the nuts 402 are rotated, the two nuts 402 are detached, and then the fixing column B4 is pulled out through the limiting block B401.

The working principle is as follows: firstly, when the pull ring 2 is damaged, the nuts 402 are rotated to detach the two nuts 402, then the fixing column B4 is pulled out through the limiting block B401, then the limiting block A301 is pushed, the limiting block A301 drives the fixing column A3 to move, when the triangular clamping block 105 can rotate out of the clamping groove 302, the fixing block 104 is pushed to drive the triangular clamping block 105 to rotate, so that the triangular clamping block 105 leaves the clamping groove 302, then the fixing column A3 is pulled out by pulling the limiting block A301, then the pull ring 2 is moved to drive the fixing frame 201 to leave the tension spring 1, so that the pull ring 2 is detached, then a new pull ring 2 is taken, the fixing frame 201 is sleeved on the tension spring 1, the fixing column A3 is plugged in to enable the fixing column A3 to pass through the sliding groove A101, then the fixing column A3 pushes the triangular clamping block 105 to enable the triangular clamping block 105 to rotate, so as to drive the rotating shaft 103 to rotate, and then the fixing column A3 moves, the triangular clamping block 105 is positioned at the clamping groove 302, then the rotating shaft 103 is subjected to the force of the torsion spring, so that the rotating shaft 103 drives the triangular clamping block 105 to rotate back to the original position, then the fixing column B4 is plugged in, so that the fixing column B4 penetrates through the sliding groove B102 and the fixing groove 303, and then the fixing column B4 is fixed through the nut 402, so that the pull ring 2 cannot move.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a tension spring with can dismantle pull ring, includes tension spring (1) and pull ring (2), tension spring (1) both sides are supporting to be provided with pull ring (2), and are the symmetry setting, its characterized in that: mounting structures and fixing structures are arranged on two sides of the tension spring (1);

the mounting structure includes: the device comprises a sliding chute A (101), a rotating shaft (103), a fixing block (104), a triangular clamping block (105), a fixing frame (201), a placing groove (202), a fixing column A (3), a limiting block A (301), a clamping groove (302) and a fixing groove (303), wherein the sliding chute A (101) is arranged at an opening in the middle of one side of the tension spring (1), the rotating shaft (103) is rotatably arranged below one side of the tension spring (1), the rotating shaft (103) is arranged on two sides of the sliding chute A (101), a torsion spring is arranged in the rotating shaft (103), and the fixing blocks (104) are arranged outside the two rotating shafts (103);

a triangular clamping block (105) is mounted on one side of each of the two fixing blocks (104), a fixing frame (201) is fixedly mounted on one side below the pull ring (2), a placing groove (202) is formed in an opening in one side of the fixing frame (201), and a fixing column A (3) matched with the sliding groove A (101) is arranged in the middle of the placing groove (202) in a penetrating and sliding mode;

a limiting block A (301) is mounted on one side of the fixing column A (3), a clamping groove (302) matched with the triangular clamping block (105) is formed in the side opening of the other side of the fixing column A (3), and a fixing groove (303) is formed in the middle opening of the fixing column A (3);

the fixing structure includes: spout B (102), fixed column B (4), stopper B (401) and nut (402), wherein, extension spring (1) opposite side middle opening is provided with spout B (102), and spout B (102) are "ten" font setting with spout A (101), fixed frame (201) opposite side is run through to slide and is provided with fixed column B (4) that agrees with spout B (102), and fixed column B (4) agree with fixed slot (303), stopper B (401) are installed to fixed column B (4) one side, and fixed column B (4) opposite side outside is provided with the screw thread, fixed column B (4) opposite side screw thread outside is provided with nut (402), and nut (402) are provided with two.