CN220152351U - Bracket for installing constant force spring - Google Patents

Abstract

The utility model provides a bracket for mounting a constant force spring, comprising: the side plates are arranged oppositely, guide grooves are formed in the side plates, constant force springs are arranged between the side plates, the side plates are used for clamping the end faces of the constant force springs, the connecting rods are arranged between the side plates and are movably mounted in the guide grooves at two ends, and the connecting rods are tightly attached to the outer surfaces of the circumferential surfaces of the constant force springs and used for clamping the circumferential surfaces of the constant force springs. The guide groove and the connecting rod are arranged, so that the connecting rod is matched in the guide groove for movable connection, the structure is simplified, the constant force spring bracket can be compatible with constant force springs of different specifications and sizes for use, and meanwhile, compared with the existing constant force spring bracket, the constant force spring bracket is simple in structure and different from the conventional constant force spring bracket in mounting and dismounting, and great convenience is brought to a user when different constant force springs need to be replaced.

Description

Bracket for installing constant force spring

Technical Field

The utility model relates to the field of brackets, in particular to a bracket for mounting a constant force spring.

Background

The constant force spring is a special spring with the stroke change and the elasticity unchanged, and the function of the constant force spring can be applied to lifting doors and windows, computer displays, height adjustment of fans, market display shelves, motor carbon brush motors and other products which need to reciprocate, slide, stretch, return, balance or save labor and other linear motions, and the utility model patent of the publication No. CN211874998U shows the basic form and the working state.

In the prior art, the constant force springs are required to be externally matched with a mounting bracket, for example, the utility model patent of publication No. CN216813181U discloses a constant force spring bracket, but most of the current brackets are provided with the constant force springs in a sleeve or a frame body from the prior art, the bracket can only be matched with the constant force springs of a certain specific model, once the bracket and the constant force springs are assembled in place, the constant force springs cannot be replaced generally, but when different working conditions are met, the constant force springs cannot be replaced for compatibility, meanwhile, the existing brackets are complex in structure, a plurality of working procedures are required during assembly, and the disassembly and the repair are very inconvenient after the internal constant force springs are failed.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a bracket for mounting a constant force spring, comprising: the side plates are arranged oppositely, guide grooves are formed in the side plates, constant force springs are arranged between the side plates, and the side plates are used for clamping the end faces of the constant force springs; the connecting rod is arranged between the side plates, two ends of the connecting rod are movably arranged in the guide groove, the connecting rod is clung to the outer surface of the circumference surface of the constant force spring, and the connecting rod is used for clamping the circumference surface of the constant force spring.

Further, the side plates comprise clamping portions and fixing portions, the clamping portions are arranged oppositely, the connecting rods are located between the clamping portions, and the guide grooves are formed in the clamping portions.

Furthermore, the number of the guide grooves is the same as that of the connecting rods, and the guide grooves are distributed in a shape of a Chinese character 'mi'.

Furthermore, the connecting rod comprises a hollow guide post, the inner hole of the guide post is provided with threads, and the two ends of the guide post are provided with screws in threaded connection with the guide post.

Further, a gasket is provided between the screw and the outside of the clamping portion of the side plate.

Furthermore, a roller sleeve is sleeved on the outer side of the guide post, and the roller sleeve is in sliding connection with the guide post.

Furthermore, the material of the roller sleeve is soft rubber.

Further, the fixing portion of the side plate is provided with a through hole.

Further, the number of the connecting rods is at least 4.

Compared with the prior art, the utility model has the beneficial effects that:

according to the scheme, the guide groove and the connecting rod are arranged, so that the connecting rod is matched with movable connection in the guide groove, the structure is simplified on the basis of filling a support in the middle of the constant force spring, the constant force spring with different specifications and sizes can be compatible to use, meanwhile, compared with the existing constant force spring support, the constant force spring support is simple in structure and different from installation and disassembly, and great convenience is brought to a user when different constant force springs are required to be replaced.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a bracket for mounting a constant force spring according to the present utility model;

FIG. 2 is a schematic diagram of the relative positions of a constant force spring in a bracket for mounting the constant force spring according to the present utility model;

FIG. 3 is an exploded view of the overall structure of a bracket for mounting a constant force spring according to the present utility model;

fig. 4 is an exploded view of a structure of a connecting rod in a bracket for mounting a constant force spring according to the present utility model.

Reference numerals and names in the drawings are as follows:

the constant force spring 100, the side plate 200, the clamping part 210, the fixing part 220, the connecting rod 300, the guide groove 230, the guide post 310, the inner hole 311, the screw 320, the gasket 330, the roller 340, the through hole 221.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model will now be further described in detail with reference to the accompanying drawings, and referring to fig. 1 to 3, a bracket for installing a constant force spring includes two side plates 200, the side plates 200 include a clamping portion 210 for clamping the constant force spring 100 and a fixing portion 220 for fixing the side plates 200, the clamping portion 210 is used for clamping from the end surface of the constant force spring 100, the clamping portion 210 of the side plates 200 is relatively disposed, at least four connecting rods 300 are disposed between the clamping portions 210, when the constant force spring 100 is located between the side plates 200 and clamped by the side plates 200, the connecting rods 300 are tightly attached to the outer surface of the circumference of the constant force spring 100, the circumference of the constant force spring 100 faces the circumference of the constant force spring 100, as shown in fig. 2, the direction a is the end surface of the constant force spring 100, the direction B is the circumference of the constant force spring 100, a plurality of guide grooves 230 are disposed on the side plates 200, specifically, the number of the guide grooves 230 is the same as the number of the connecting rods 300, the connecting rods 300 are movably mounted between the guide grooves 230, the connecting rods 300 are positioned at the same size as the guide grooves 230, and the connecting rods 300 are not being uniformly distributed along the circumference of the guide grooves 230, and the guide grooves 230 are uniformly arranged along the circumference of the guide grooves 300, and the guide grooves 230 are not being uniformly arranged along the circumference of the guide grooves 300, and the guide grooves 300, when the guide grooves are uniformly move along the circumference of the guide grooves 300, and the guide grooves 230 are uniformly, and the guide grooves 230 are positioned along the guide grooves, and the guide grooves are the guide grooves 300, the distance between the connecting rods 300 is gradually shortened, so that the constant force springs 100 with different circumferential sizes can be clamped. Compared with the prior art, the guide groove 230 and the connecting rod 300 are arranged, so that the connecting rod 300 is matched with movable connection in the guide groove 230, and the structure is simplified and the constant force spring 100 with different specifications and sizes can be compatible for use on the basis that supports are not required to be filled in the middle of the constant force spring 100.

Further, as shown in fig. 4, the connecting rod 300 includes hollow guide posts 310, the inner holes 311 of the guide posts 310 are provided with threads, the two ends of the guide posts 310 are provided with screws 320 which are in threaded connection with the guide posts, and as shown in fig. 3 and 4, when the connecting rod 300 is installed between the side plates 200, the inner holes 311 of the guide posts 310 are aligned with the guide grooves 230 of one side plate 200, then the screw 320 is screwed into the inner holes 311 of the guide posts 310 from the outer side of the side plate 200 to be fastened, one end of the connecting rod 300 is fixedly connected with the clamping part 210 of the side plate 200, then the constant force spring 100 is placed inside the guide posts 310, then the inner holes 311 of the other guide posts 310 are aligned with the guide grooves 230 and are tightly attached to the constant force spring 100, and then the connecting rod 300 is tightly clamped with the circumferential surface of the constant force spring 100 by screwing the screw 320 into the inner holes 311 of the other guide posts 310 from the outer side plate 200, and finally the guide grooves 230 of the other side plate 200 are aligned with the other end of the guide posts 310 by screwing the screw 320 into the other end of the guide posts 200, and finally the constant force spring 100 is clamped from the outer side plate 200. Compared with the existing constant force spring 100 bracket, the utility model has simple structure and is different from the installation and the disassembly, thus bringing great convenience to users when different constant force springs 100 need to be replaced.

Further, the spacer 330 is disposed between the screw 320 and the outside of the clamping portion 210 of the side plate 200, so that damage to the outside of the clamping portion 210 of the side plate 200 can be reduced when the screw 320 is screwed.

Further, a roller 340 is further sleeved on the outer side of the guide post 310, and the roller 340 and the guide post 310 are in sliding connection, that is, when the connecting rod 300 clamps from the circumferential surface of the constant force spring 100, the constant force spring 100 is pulled again, and the roller 340 can be pulled by the constant force spring 100 to roll, so that friction can be reduced, and sliding performance can be increased.

Further, the material of the roller 340 is soft rubber, so that damage to the constant force spring 100 due to friction when the roller 340 contacts the constant force spring 100 is reduced.

Further, the fixing portion 220 of the side plate 200 is provided with a through hole 221, and when the side plate 200 needs to be mounted on the influencing device, the side plate 200 can be fixed by passing a screw through the through hole 221.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (9)

1. A bracket for mounting a constant force spring, comprising:

the side plates (200) are two in number and are oppositely arranged, guide grooves (230) are formed in the side plates (200), constant force springs (100) are arranged between the side plates (200), and the side plates (200) are used for clamping the end faces of the constant force springs (100);

the connecting rod (300), connecting rod (300) set up between curb plate (200) and both ends movable mounting is in guide way (230), connecting rod (300) are hugged closely in the circumference surface of constant force spring (100), and are used for the centre gripping to the circumference surface of constant force spring (100).

2. The bracket for mounting a constant force spring according to claim 1, wherein the side plate (200) includes a clamping portion (210) and a fixing portion (220), the clamping portions (210) are disposed opposite to each other, the connecting rod (300) is disposed between the clamping portions (210), and the guide groove (230) is disposed on the clamping portions (210).

3. The bracket for mounting a constant force spring according to claim 2, wherein the number of the guide grooves (230) is the same as the number of the connecting rods (300), and the guide grooves (230) are distributed in a shape of a rice.

4. A bracket for mounting a constant force spring according to claim 1, characterized in that the connecting rod (300) comprises a hollow guiding post (310), the inner bore (311) of the guiding post (310) is provided with threads, and the two ends of the guiding post (310) are provided with screws (320) in threaded connection therewith.

5. The bracket for mounting a constant force spring according to claim 4, wherein a spacer (330) is provided between the screw (320) and the outside of the clamping portion (210) of the side plate (200).

6. The bracket for mounting a constant force spring according to claim 5, wherein a roller (340) is further sleeved outside the guide post (310), and the roller (340) is slidably connected with the guide post (310).

7. A bracket for mounting a constant force spring according to claim 6, wherein the material of the roller (340) is soft rubber.

8. A bracket for mounting a constant force spring according to any of claims 1-7, characterized in that the fixing part (220) of the side plate (200) is provided with a through hole (221).

9. A bracket for mounting a constant force spring according to any of the claims 1-7, characterized in that the number of connecting rods (300) is at least 4.