CN218267012U - Wave-shaped damping spring - Google Patents

Abstract

The utility model relates to a damping spring technical field, concretely relates to wave form damping spring, including the wave form spring body, the wave form spring body comprises a plurality of wave form spring circle, including a plurality of summit and trough on the wave form spring circle, the wave form spring circle is coaxial and piles up the setting, and is adjacent summit and trough on the wave form spring circle are crisscross setting, and are adjacent be provided with buffer part between the trough that the wave form spring circle formed, can know through the above-mentioned mode and share the pressure that the wave form spring body received through the buffer part that sets up for the pressure that the wave form spring body can bear obtains improving, also can improve the buffering shock attenuation effect of wave form spring body simultaneously, also shares pressure because of the buffer part who sets up simultaneously, makes the reduction of the fatigue degree of wave form spring circle delay, thereby also can improve the life of wave form spring circle.

Description

Wave-shaped damping spring

Technical Field

The utility model relates to a damping spring technical field, concretely relates to wave form damping spring.

Background

The wave spring is an elastic element with a plurality of peaks and valleys on a metal thin circular ring, is generally applied to occasions where load and deformation are not large, the rigidity of the spring is required to be small, and axial pre-pressure is required to be applied.

However, the conventional wave spring is still integrally fixed by a plurality of wave spring rings, and the damping mode is mainly based on the elastic reaction force and vibration generated by the wave spring rings in compression to offset, but although the mode can achieve the damping effect, the load born by the wave spring rings and the deformation amount of the wave spring rings are always limited, so the damping effect is limited, and meanwhile, as the wave spring rings are continuously compressed for use, when no auxiliary bearing of other structures is provided, the fatigue degree is continuously reduced, and the service life is influenced.

In summary, it is necessary to provide a wave-shaped damping spring.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a wave form damping spring to the load that bears between the solution wave form spring coil is limited all the time rather than the deflection, consequently and buffering shock attenuation effect also has certain limit, and along with the wave form spring coil lasts the use by the compression, when not having the supplementary of other structures to undertake, its fatigue degree can continuously reduce, therefore its life also can receive the problem of influence consequently.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a wave form damping spring, includes the wave form spring body, the wave form spring body comprises a plurality of wave form spring circle, including a plurality of summit and trough on the wave form spring circle, the wave form spring circle is coaxial stacking setting, and is adjacent summit and trough on the wave form spring circle are crisscross setting, and are adjacent be provided with buffer unit between the trough that the wave form spring circle formed.

Preferably, the buffer part is an arc-shaped pad, a plurality of arc-shaped pads are respectively fixed on the inner walls of the wave troughs formed by the adjacent wave-shaped spring rings, and the inner walls of the arc-shaped pads close to the wave troughs are all fixed with permanent magnets a.

Preferably, the trough is close to one side inner wall of arc pad and is fixed with permanent magnet b with permanent magnet a corresponding position department, permanent magnet a and permanent magnet b are homopolar relative mode and arrange, permanent magnet a and the relative one side outer wall of permanent magnet b all are fixed with the protective layer.

Preferably, the buffer component is an annular ring, the upper end and the lower end of the outer wall of each annular ring are fixedly connected with the inner wall of the wave trough formed by the adjacent wave spring rings respectively, buffer pads are fixed at the upper end and the lower end of the inner wall of each annular ring, and the two buffer pads are located at the same vertical position.

Preferably, the wave spring ring comprises a metal outer layer, a storage groove is formed in the inner wall of the metal outer layer, and a metal core layer is arranged on the inner wall of the metal outer layer.

Preferably, a rubber cushion layer is fixed between the inner wall of the metal outer layer and the outer wall of the metal core layer, and the thickness of the rubber cushion layer is the same as that of the metal outer layer.

The utility model has the advantages that:

the utility model discloses in, it is outer through the metal that sets up, rubber cushion and metal sandwich layer can improve the anti deformation's of wave spring circle body performance, and can share the pressure that the wave spring body received through the buffer part that sets up, make the pressure that the wave spring body received obtain reducing, and can know through the mode and share the pressure that the wave spring body received through the buffer part that sets up, make the pressure that the wave spring body can bear obtain improving, also can improve the buffering shock attenuation effect of wave spring body simultaneously, also share pressure because of the buffer part who sets up simultaneously, make the reduction of the fatigue degree of wave spring circle delay, thereby also can improve the life of wave spring circle.

Drawings

FIG. 1 is a schematic structural view of a portion of a wave-shaped spring ring in a front view direction according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is a schematic view of a three-dimensional structure of the wave spring body of the present invention;

FIG. 4 is a schematic structural view of a section of the wave spring ring of the present invention;

fig. 5 is a schematic structural view of a partial cross-sectional view of the front view of the wave-shaped spring ring in the second embodiment of the present invention.

In the figure: 100. a wave spring ring; 101. a metal outer layer; 102. a rubber cushion layer; 103. a metal core layer; 110. a peak top; 120. a wave trough; 200. an arc-shaped pad; 210. a permanent magnet a; 220. a permanent magnet b; 300. an annular ring; 310. a cushion pad.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

The first embodiment is as follows:

referring to the attached drawings 1-4, the utility model provides a pair of wave-shaped damping spring, including the wave-shaped spring body, the wave-shaped spring body comprises a plurality of wave-shaped spring ring 100, wave-shaped spring ring 100 includes metal outer layer 101, the inner wall of metal outer layer 101 is formed with the hold up tank, the hold up tank that metal outer layer 101 seted up is for inserting rubber bed course 102 and metal core layer 103 at the inner wall of metal outer layer 101, and the rubber bed course 102 that sets up is for strengthening the holistic anti deformability of wave-shaped spring ring 100, the material of the rubber bed course 102 of setting is preferred rubber, the inner wall of metal outer layer 101 is provided with metal core layer 103, be fixed with rubber bed course 102 between the inner wall of metal outer layer 101 and the outer wall of metal core layer 103, the thickness of rubber bed course 102 is the same with the thickness of metal outer layer 101, and the material of the metal outer layer 101 and the metal core layer 103 of setting is preferred steel 65Mn;

the wave spring ring 100 comprises a plurality of peaks 110 and troughs 120, the wave spring ring 100 is coaxially stacked, the peaks 110 and the troughs 120 on adjacent wave spring rings 100 are staggered, a buffer part is arranged between the troughs 120 formed by adjacent wave spring rings 100, the buffer part is an arc-shaped pad 200, the arc-shaped pads 200 are respectively fixed on the inner walls of the troughs 120 formed by the adjacent wave spring rings 100, the arranged arc-shaped pads 200 are integrally arc-shaped, the material of the arc-shaped pads 200 is preferably rubber or silica gel, the two materials have certain elasticity, a permanent magnet a210 is fixed on the inner wall of one side of the arc-shaped pad 200 close to the trough 120, a permanent magnet b220 is fixed on the inner wall of one side of the trough 120 close to the arc-shaped pad 200 and at the position corresponding to the permanent magnet a210, and the permanent magnet a210 and the permanent magnet b220 are arranged in a homopolar opposite manner, when the ripples spring body of setting is compressed, distance between adjacent wavy spring coil 100 can reduce because of the compression, fixed arc pad 200 can consequently receive the extrusion on it for arc pad 200 compresses towards the direction of trough 120, and at this moment permanent magnet a210 that set up can buffer the offset to the power of compressing wavy spring coil 100 through the relative reaction force that produces of homopolar, thereby can share the pressure that the ripples spring body received, permanent magnet a210 and permanent magnet b220 opposite side outer wall all are fixed with the protective layer, its department of meeting receives the damage because of the friction when the protective layer of setting is for avoiding permanent magnet a210 and permanent magnet b220 to contact, the preferred sponge of protective layer material of setting or thin silica gel pad.

The utility model discloses a use as follows: firstly, a worker can install the above description to fixedly connect all the wave spring rings 100 together, and fix the arc-shaped pads 200 between the wave troughs 120 formed on the adjacent wave spring rings 100, and at the same time fix the permanent magnets a210 and b220 on the inner walls of the arc-shaped pads 200 and the wave troughs 120, respectively, after the fixed installation of all the arc-shaped pads 200 is completed, the worker can install the wave spring body at the shock absorption position, when the wave spring body is compressed due to external force, the distance between the adjacent wave spring rings 100 will be reduced, i.e. the distance between the upper and lower adjacent wave troughs 120 will be reduced, and the installed arc-shaped pads 200 will be compressed, the installed permanent magnets a210 and b220 will move in opposite directions due to the movement of the arc-shaped pads 200, i.e. the distance between the permanent magnets a210 and b220 will gradually decrease, at this time, the installed permanent magnets a210 and b220 can buffer the force compressing the wave spring rings 100 through the reaction force generated by the homopolar opposite rotation and the compression of the arc-shaped pads 200, and the wave spring rings 100, and can counteract the buffering force acting on the wave spring rings to absorb the wave spring rings.

The second embodiment:

referring to fig. 3-5, the present embodiment is different from the first embodiment in that: the buffer component is annular ring 300, the upper and lower ends of the outer wall of the annular rings 300 are respectively fixedly connected with the inner walls of the wave troughs 120 formed by the adjacent wave spring rings 100, the material of the arranged annular ring 300 is rubber, the rubber selected by the annular ring 300 needs to have high elasticity, the upper and lower ends of the inner wall of the annular ring 300 are respectively fixed with buffer cushions 310, the two buffer cushions 310 are positioned at the same vertical direction, the material of the arranged buffer cushions 310 is preferably silica gel, when the wave spring body is compressed due to external force, the distance between the adjacent wave spring rings 100 can be reduced, namely, the distance between the upper and lower adjacent wave troughs 120 can be reduced, the annular ring 300 arranged at the moment can be compressed, the arranged buffer cushions 310 can also abut against each other, and the reaction force generated when the annular ring 300 is compressed and the adjacent buffer cushions 310 abut against each other can be matched with the wave spring rings 100 to buffer, absorb and offset the force acting on the wave spring body.

The utility model discloses a use as follows: firstly, a worker can install all the wave spring rings 100 required to be fixedly connected together as explained above, and fix the buffer pads 310 between the wave troughs 120 formed on the adjacent wave spring rings 100, and after all the buffer pads 310 are fixedly installed, the worker can install the wave spring body at the shock absorption position, when the wave spring body is compressed due to external force, the distance between the adjacent wave spring rings 100 can be reduced, namely, the distance between the upper and lower adjacent wave troughs 120 can be reduced, the ring-shaped ring 300 arranged at the moment can be compressed, the arranged buffer pads 310 can be abutted, and the reaction force generated when the ring-shaped ring 300 is compressed and the reaction force generated when the adjacent buffer pads 310 are abutted can be matched with the wave spring rings 100 to buffer, absorb and offset the force acting on the wave spring body.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.

Claims (6)

1. The utility model provides a wave form shock-absorbing spring, includes the wave form spring body, the wave form spring body comprises a plurality of wave form spring coil (100), including a plurality of summit (110) and trough (120) on wave form spring coil (100), wave form spring coil (100) are coaxial stacking set up, and are adjacent summit (110) and trough (120) on wave form spring coil (100) are the setting of staggering, its characterized in that: buffer parts are arranged between wave troughs (120) formed by adjacent wave-shaped spring rings (100).

2. The wave damper spring as claimed in claim 1, wherein: the buffer part is arc pad (200), and a plurality of arc pad (200) are fixed respectively and are adjacent the inner wall of trough (120) that wave spring circle (100) formed, arc pad (200) are close to trough (120) one side inner wall all is fixed with permanent magnet a (210).

3. The wave damper spring as claimed in claim 2, wherein: trough (120) are close to one side inner wall of arc pad (200) and correspond position department with permanent magnet a (210) and are fixed with permanent magnet b (220), permanent magnet a (210) and permanent magnet b (220) are homopolar relative mode and arrange, permanent magnet a (210) and permanent magnet b (220) one side outer wall all are fixed with the protective layer relatively.

4. The wave damper spring according to claim 1, wherein: the buffer parts are annular rings (300), the upper ends and the lower ends of the outer walls of the annular rings (300) are fixedly connected with the inner walls of wave troughs (120) formed by the adjacent wave-shaped spring rings (100), buffer pads (310) are fixed at the upper ends and the lower ends of the inner walls of the annular rings (300), and the two buffer pads (310) are positioned at the same vertical direction.

5. The wave damper spring according to claim 1, wherein: the wave-shaped spring ring (100) comprises an outer metal layer (101), a storage groove is formed in the inner wall of the outer metal layer (101), and a metal core layer (103) is arranged on the inner wall of the outer metal layer (101).

6. The wave damper spring according to claim 5, wherein: a rubber cushion layer (102) is fixed between the inner wall of the metal outer layer (101) and the outer wall of the metal core layer (103), and the thickness of the rubber cushion layer (102) is the same as that of the metal outer layer (101).

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