CN221003587U

CN221003587U - Cross type spiral spring

Info

Publication number: CN221003587U
Application number: CN202322880524.1U
Authority: CN
Inventors: 曹阳
Original assignee: Nanjing Baozuan Spring Co ltd
Current assignee: Nanjing Baozuan Spring Co ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-05-24
Anticipated expiration: 2033-10-26

Abstract

The utility model discloses a crossed spiral spring, which relates to the technical field of spiral springs and comprises a first spiral spring and a second spiral spring, wherein a lower bottom plate is arranged at the bottom of the first spiral spring and the bottom of the second spiral spring, an upper top plate is arranged at the top of the first spiral spring and the top of the second spiral spring, a shell is arranged outside the lower bottom plate and the upper top plate, the crossed spiral spring further comprises a guide mechanism, a buckling mechanism and a limiting mechanism, the guide mechanism for preventing the inclined phenomenon generated when the springs move is arranged between the lower bottom plate and the upper top plate, the buckling mechanism for buckling and fixing the lower bottom plate and the upper top plate is arranged on the inner side wall of the shell, the limiting mechanism for facilitating the disassembly and assembly of the lower bottom plate and the upper top plate is arranged on the side wall of the shell, the effect of stable movement of the spiral spring is achieved through the arrangement of the guide mechanism, the inclined phenomenon generated when the spiral spring moves is reduced, the working performance of the spiral spring is prevented from being damaged, and the service life of the spiral spring is prolonged.

Description

Cross type spiral spring

Technical Field

The utility model relates to the technical field of coil springs, in particular to a crossed coil spring.

Background

The torsion spring belongs to a spiral spring, the end torsion arm of the torsion spring is fixed to other components, when the other components rotate around the center of the spring, the spring generates reverse torsion force through the torsion arm to pull the torsion arm back to the initial position, torque or rotation force is generated, the spring body of the existing torsion spring and the torsion arm arranged at the two ends of the spring body are formed into a hollow cylinder by metal wire coiled spiral, the working principle is to twist on a torsion alarm plane, and the spring generates reverse torsion force to realize the function.

The utility model provides a novel cross coil spring who records in the patent of current patent publication number CN 218844943U, wherein the spring of record includes spiral bullet pipe body, the equal fixedly connected with fixed plate in top and bottom of spiral bullet pipe body, the pipe has the casing all to establish in the outside of two fixed plates, the equal fixedly connected with mounting panel of one side that the casing kept away from mutually, through setting up movable block, the gag lever post, reset bullet, the spacing groove, the inconvenient problem of dismantling of current spiral bullet pipe has been solved, but easy relative movement causes the non-concentricity between two springs, thereby make the unbalanced spring atress just produce the inclination phenomenon easily, so not only influence the working property of spring, more easily make the spring damage, reduce the life of spring.

Based on this, a crossed coil spring is provided, which can eliminate the defects existing in the prior device.

Disclosure of utility model

The utility model aims to provide a crossed coil spring, which solves the problem that the spring is easy to incline due to unbalanced stress in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a cross coil spring, includes first coil spring and second coil spring, first coil spring and second coil spring bottom are equipped with the lower plate, first coil spring and second coil spring top are equipped with the roof, the lower plate is equipped with the casing with the roof outside, still includes guiding mechanism, buckle mechanism, stop gear, be equipped with the guiding mechanism that produces the tilting phenomenon when preventing the spring and remove between lower plate and the roof, the casing inside wall is equipped with right the buckle mechanism that lower plate and roof carry out the buckle fixed, be equipped with the dismouting of being convenient for on the casing lateral wall stop gear of lower plate and roof.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

in one alternative: the shell bottom all is equipped with the mounting panel, mounting panel top four corners symmetry is equipped with the screw hole.

In one alternative: the guide mechanism comprises a sleeve and guide rods, the sleeves are symmetrically arranged at four corners of the top of the lower bottom plate, the guide rods are slidably arranged in the sleeves, and the top ends of the guide rods are fixedly connected with the bottom of the upper top plate.

In one alternative: the clamping mechanism comprises a clamping block, a reset spring and a groove, wherein a plurality of grooves are symmetrically formed in the inner side wall of the shell, the reset springs are symmetrically arranged in the grooves, and the clamping block is arranged at the end part of each reset spring.

In one alternative: the clamping blocks are respectively in contact with the top of the lower bottom plate and the bottom of the upper top plate in a propping mode, and the section of each clamping block is trapezoid.

In one alternative: the limiting mechanism comprises a handle, limiting springs, limiting rods, through holes and limiting holes, wherein the through holes are symmetrically formed in the side walls of the shell, the limiting rods are slidably arranged in the through holes, the handles are arranged at the ends of the limiting rods, the limiting springs are arranged between the handles and the outer side walls of the shell, the limiting springs are sleeved on the limiting rods, the limiting holes are symmetrically formed in the side walls of the lower bottom plate and the upper top plate, and the other ends of the limiting rods extend into the limiting holes.

In one alternative: the side wall of the handle is provided with a plurality of anti-slip strips.

In one alternative: the first spiral spring and the second spiral spring are in a staggered design.

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

1. according to the utility model, the guide mechanism is arranged, so that the effect of stable movement of the spring is achieved, the inclination phenomenon generated when the spiral spring moves is reduced, the influence on the working performance of the spiral spring is avoided, the damage of the spiral spring is prevented, and the service life of the spiral spring is prolonged.

2. According to the utility model, the effect of facilitating the installation and the disassembly of the spiral spring is achieved by arranging the buckling mechanism and the limiting mechanism, when the spiral spring is installed, the handle is used for pulling the limiting rod, so that the limiting rod is far away from the side wall of the shell, the lower bottom plate and the upper top plate are used for respectively extruding the clamping block, the clamping block is retracted into the groove, the lower bottom plate and the upper top plate are moved again, the clamping block pops out of the groove under the action of the reset spring, the lower bottom plate and the upper top plate are buckled and fixed, the limiting rod is inserted into the limiting hole through the handle, the limiting locking is carried out on the lower bottom plate and the upper top plate, the phenomenon of loosening of the position is avoided, the spiral spring is conveniently installed and disassembled, the operation is simple and convenient, the time is saved, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural view of the first view of the present utility model.

Fig. 3 is a schematic structural diagram of a second view angle of the present utility model.

Fig. 4 is a partial enlarged view of a in the present utility model.

Reference numerals annotate: the lower bottom plate 100, the first coil spring 101, the second coil spring 102, the sleeve 103, the guide rod 104, the upper top plate 105, the housing 200, the mounting plate 201, the threaded hole 202, the fixture block 300, the return spring 301, the groove 302, the handle 303, the limit spring 304, the limit rod 305, the through hole 306, and the limit hole 307.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

Example 1

In one embodiment, as shown in fig. 1-4, a cross coil spring comprises a first coil spring 101 and a second coil spring 102, a lower bottom plate 100 is arranged at the bottoms of the first coil spring 101 and the second coil spring 102, an upper top plate 105 is arranged at the tops of the first coil spring 101 and the second coil spring 102, a shell 200 is arranged outside the lower bottom plate 100 and the upper top plate 105, a guiding mechanism, a buckling mechanism and a limiting mechanism are further arranged between the lower bottom plate 100 and the upper top plate 105, the guiding mechanism is arranged between the lower bottom plate 100 and the upper top plate 105 and used for preventing a tilting phenomenon when the springs move, a buckling mechanism used for buckling and fixing the lower bottom plate 100 and the upper top plate 105 is arranged on the inner side wall of the shell 200, and a limiting mechanism used for facilitating disassembly and assembly of the lower bottom plate 100 and the upper top plate 105 is arranged on the side wall of the shell 200.

In one embodiment, as shown in fig. 1-2, the bottom of the housing 200 is provided with a mounting plate 201, four corners of the top of the mounting plate 201 are symmetrically provided with threaded holes 202, and the mounting plate 201 is conveniently fixed with external components by using the threaded holes 202.

In one embodiment, as shown in fig. 1, the guiding mechanism comprises a sleeve 103 and a guiding rod 104, the sleeves 103 are symmetrically arranged at four corners of the top of the lower base plate 100, the guiding rods 104 are slidably arranged in the sleeves 103, the top ends of the guiding rods 104 are fixedly connected with the bottom of the upper top plate 105, so that guiding effects are achieved, stable movement of the coil spring is facilitated, the inclination phenomenon generated when the coil spring moves is reduced, the working performance of the coil spring is prevented from being influenced, the coil spring is prevented from being damaged, and the service life of the coil spring is prolonged.

In one embodiment, as shown in fig. 3, the fastening mechanism includes a fastening block 300, a return spring 301, and a groove 302, a plurality of grooves 302 are symmetrically disposed on the inner side wall of the housing 200, the return springs 301 are symmetrically disposed in the grooves 302, the fastening block 300 is disposed at the end of the return spring 301, the fastening block 300 is respectively pressed by the lower base plate 100 and the upper top plate 105, so that the fastening block 300 is retracted into the groove 302, the lower base plate 100 and the upper top plate 105 move again, the fastening block 300 is sprung out from the groove 302 under the action of the return spring 301, and the fastening is performed on the lower base plate 100 and the upper top plate 105, so as to avoid moving along with the coil spring.

In one embodiment, as shown in fig. 3, the clamping block 300 is respectively pressed against the top of the lower base plate 100 and the bottom of the upper top plate 105, the cross section of the clamping block 300 is trapezoidal, and the inclined plane of the clamping block 300 is utilized to facilitate the lower base plate 100 and the upper top plate 105 to press the clamping block 300, so as to realize the disassembly and the assembly of the coil spring.

In one embodiment, as shown in fig. 4, the limiting mechanism includes a handle 303, a limiting spring 304, a limiting rod 305, a through hole 306 and a limiting hole 307, the side wall of the housing 200 is symmetrically provided with the through hole 306, the limiting rod 305 is slidably arranged in the through hole 306, the end portion of the limiting rod 305 is provided with the handle 303, the limiting spring 304 is arranged between the handle 303 and the outer side wall of the housing 200, the limiting spring 304 is sleeved on the limiting rod 305, the side walls of the lower bottom plate 100 and the upper top plate 105 are symmetrically provided with the limiting hole 307, the other end portion of the limiting rod 305 extends into the limiting hole 307, when the coil spring is installed, the limiting rod 305 is pulled by the handle 303, so that the limiting rod 305 is far away from the side wall of the housing 200, the lower bottom plate 100 and the upper top plate 105 are respectively moved towards the housing 105, the limiting rod 305 is inserted into the limiting hole 307 through the handle 303, the phenomenon of loosening the positions of the lower bottom plate 100 and the upper top plate 105 is avoided, the coil spring is conveniently installed and disassembled, the operation is simple, the time is saved, and the working efficiency is improved.

Example 2

In one embodiment, as shown in fig. 4, the side wall of the handle 303 is provided with a plurality of anti-slip strips, which play a role in anti-slip, and it is more convenient for an operator to move the stop lever 305.

In one embodiment, as shown in fig. 1-3, the first coil spring 101 and the second coil spring 102 are in a staggered design, and the elasticity of the coil springs is improved through the staggered design.

Working principle: when the spiral spring is installed, the handle 303 is used for pulling the limiting rod 305, so that the limiting rod 305 is far away from the side wall of the shell 200, the lower bottom plate 100 and the upper top plate 105 respectively move towards the shell 105, the clamping block 300 is respectively extruded by the lower bottom plate 100 and the upper top plate 105, the clamping block 300 is retracted into the groove 302 and then moves, the clamping block 300 is sprung out of the groove 302 under the action of the reset spring 301, the lower bottom plate 100 and the upper top plate 105 are fastened and fixed, the limiting rod 305 is prevented from moving along with the spiral spring, the handle 303 is used for inserting the limiting rod 305 into the limiting hole 307, the lower bottom plate 100 and the upper top plate 105 are subjected to limiting locking, the phenomenon of loosening of positions is avoided, the spiral spring is conveniently installed and disassembled, the operation is simple and convenient, the time is saved, the working efficiency is improved, the stable movement of the spiral spring is facilitated by using the guide mechanism, the inclination phenomenon generated when the spiral spring moves is reduced, the working performance of the spiral spring is prevented from being influenced, the spiral spring is prevented from being damaged, and the service life of the spiral spring is prolonged.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a cross coil spring, includes first coil spring (101) and second coil spring (102), first coil spring (101) and second coil spring (102) bottom are equipped with lower plate (100), first coil spring (101) and second coil spring (102) top are equipped with roof (105), lower plate (100) are equipped with casing (200) with last roof (105) outside, a serial communication port, still include guiding mechanism, buckle mechanism, stop gear, guiding mechanism that produces the tilting phenomenon when being equipped with between lower plate (100) and last roof (105), casing (200) inside wall be equipped with to lower plate (100) carry out buckle fixed buckle mechanism with last roof (105), be equipped with on casing (200) lateral wall and be convenient for dismouting lower plate (100) and last roof (105) stop gear.

2. The crossed helical spring as claimed in claim 1, wherein the bottom of the housing (200) is provided with a mounting plate (201), and four corners of the top of the mounting plate (201) are symmetrically provided with threaded holes (202).

3. The crossed helical spring according to claim 1, wherein the guide mechanism comprises a sleeve (103) and a guide rod (104), the sleeve (103) is symmetrically arranged at four corners of the top of the lower bottom plate (100), the guide rods (104) are slidably arranged in the sleeve (103), and the top ends of the guide rods (104) are fixedly connected with the bottom of the upper top plate (105).

4. The crossed helical spring according to claim 1, wherein the buckling mechanism comprises a clamping block (300), a return spring (301) and a groove (302), a plurality of grooves (302) are symmetrically formed in the inner side wall of the shell (200), the return springs (301) are symmetrically arranged in the grooves (302), and the clamping block (300) is arranged at the end part of each return spring (301).

5. The crossed helical spring as claimed in claim 4, wherein said clamping blocks (300) are respectively in pressing contact with the top of said lower plate (100) and the bottom of said upper plate (105), and the cross section of said clamping blocks (300) is trapezoidal.

6. The crossed helical spring according to claim 1, wherein the limiting mechanism comprises a handle (303), a limiting spring (304), a limiting rod (305), a through hole (306) and a limiting hole (307), the side wall of the shell (200) is symmetrically provided with the through hole (306), the limiting rod (305) is slidably arranged in the through hole (306), the end part of the limiting rod (305) is provided with the handle (303), the limiting spring (304) is arranged between the handle (303) and the outer side wall of the shell (200), the limiting spring (304) is sleeved on the limiting rod (305), the side walls of the lower bottom plate (100) and the upper top plate (105) are symmetrically provided with the limiting hole (307), and the other end part of the limiting rod (305) extends into the limiting hole (307).

7. A crossed helical spring as claimed in claim 6, wherein the side wall of the handle (303) is provided with a plurality of anti-slip strips.

8. A crossed helical spring according to claim 1, wherein the first helical spring (101) and the second helical spring (102) are of a staggered design.