CN220687908U - Anti-torsion belleville spring - Google Patents
Anti-torsion belleville spring Download PDFInfo
- Publication number
- CN220687908U CN220687908U CN202322402408.9U CN202322402408U CN220687908U CN 220687908 U CN220687908 U CN 220687908U CN 202322402408 U CN202322402408 U CN 202322402408U CN 220687908 U CN220687908 U CN 220687908U
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- Prior art keywords
- disc
- torsion
- fixed
- belleville spring
- spring
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- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Springs (AREA)
- Vibration Prevention Devices (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model provides a torsion-resistant belleville spring, belongs to the technical field of belleville springs, and solves the problems that the existing belleville spring is poor in torsion resistance, plastic deformation of the belleville spring is caused by long-time flattening, and the service life of the belleville spring is seriously reduced. This anti-torsion belleville spring, including the last disc that adopts the symmetry to set up, lower disc and with last disc and lower disc sliding connection's spliced pole, still include: the retainer plate of spliced pole surface, be fixed in the horizontal pole of retainer plate both sides and be fixed in the limiting plate in the spliced pole outside are located to the cover, and the surface cover of spliced pole is equipped with the clamp plate and the clamp plate is located between the horizontal pole. The limiting frame is arranged outside the butterfly spring, when the butterfly spring is subjected to uneven pressure, the shape of the limiting frame is fixed to limit the torsion of the butterfly spring, so that the durability of the butterfly spring is improved, the torsion condition of the butterfly spring can be directly observed by the limiting frame, and the butterfly spring can be timely maintained.
Description
Technical Field
The utility model relates to the technical field of belleville springs, in particular to a belleville spring capable of resisting torsion.
Background
A special spring is a metal mechanical fitting with a shape similar to a circular ring gasket and different materials. The disc spring is also called as a dish-shaped disc spring because of the shape, and generally, the disc spring is provided with enough elastic extension through a considerable amount of superposition to play a role, and is widely applied to the fields of mechanical equipment industry, petroleum industry, automobile industry, aerospace industry and the like because of the characteristics of variable stiffness, compact installation and the like. A cylindrical coil spring is replaced to a large extent.
The existing belleville springs are poor in torsion resistance, the belleville springs can be flattened under strong pressure, however, the belleville springs can deform plastically after being flattened for a long time, and the belleville springs are deformed and twisted, so that damage is caused to the belleville springs, the elastic effect of the belleville springs is reduced, and the service life of the belleville springs is seriously reduced.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, and provides an anti-twisting butterfly spring, wherein a limiting frame is arranged outside the butterfly spring, when the butterfly spring is subjected to uneven pressure, the shape of the limiting frame is fixed to limit the twisting of the butterfly spring, so that the durability of the butterfly spring is improved, and the limiting frame can directly observe the twisting condition of the butterfly spring and maintain the butterfly spring in time.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a torsion-resistant belleville spring, includes the spliced pole that adopts upper disc, lower disc, and with upper disc and lower disc sliding connection that the symmetry set up, still includes:
the fixing ring is sleeved on the surface of the connecting column, the cross rods are fixed on the two sides of the fixing ring, and the limiting plates are fixed on the outer sides of the connecting column, and the pressing plates are sleeved on the surface of the connecting column and are positioned between the cross rods;
the clamping device comprises an upright post fixed on the front side and the rear side of the top of the pressing plate, a stress plate fixed on the top of the upright post and a stress plate in sliding connection with the connecting post, wherein a locking structure is arranged between the upper disc and the lower disc.
The working principle of the utility model is as follows: when the belleville spring is used, external pressure can act on the stress plate, the pressure can be uniformly applied to the upper disc and the lower disc through the pressing plate to buffer, the belleville spring is restored to the original state by the upper connecting sheet and the lower connecting sheet during extrusion, the limiting plate on the side can limit the upper disc and the lower disc, the deformation of the upper disc and the lower disc is limited, and the fixing nut can be used for connecting the upper disc and the lower disc during compression.
The locking structure comprises a lug, the lug is fixed on the front side and the rear side of the upper disc and the lower disc, a through hole is formed in the surface of the lug, a limit frame is sleeved on the outer side of the lug, a threaded rod is movably connected to the inside of the limit frame, and fixing nuts penetrate through the through hole and are in threaded connection with the upper side and the lower side of the threaded rod.
The fixing nut can be used to connect the upper disc and the lower disc so as to make the compression more stable.
The diameter of the threaded rod is smaller than that of the through hole, and the limiting frame is in clearance fit with the protruding block.
The adoption of the design can ensure that the limit frame is clung to the convex blocks so as to avoid larger gaps.
The pressing plate is of an arc-shaped design, and the radian of the inner side of the pressing plate is the same as the radian of the edges of the upper disc and the lower disc.
By adopting the design, the pressing plate can be ensured to be clung to the upper disc and the lower disc.
The sections of the upper disc and the lower disc are arc-shaped, and the upper disc and the lower disc are made of elastic materials.
The belleville spring can be elastic when adopting the design.
The inner diameter of the fixed ring is larger than the diameter of the connecting column, and the diameters of the pressing plate and the stressed plate are the same.
By adopting the design, the fixing ring can be ensured to stably slide on the connecting column.
An upper connecting sheet is fixed on the inner side of the upper disc, and a lower connecting sheet is fixed on the inner side of the lower disc.
The belleville spring is restored to the original state by adopting the upper connecting sheet and the lower connecting sheet.
Compared with the prior art, the utility model has the following beneficial effects:
1. the limiting plate is arranged outside the butterfly spring, when the butterfly spring is subjected to uneven pressure, the shape of the limiting plate is fixed, so that the distortion of the butterfly spring is limited, the upper connecting sheet and the lower connecting sheet restore the butterfly spring to an original state, the integral failure of the butterfly spring is avoided, the durability of the butterfly spring is improved, the distortion condition of the butterfly spring can be directly observed by the limiting frame, the butterfly spring can be maintained in time, and the problems that the conventional butterfly spring is poor in anti-distortion performance, the plastic deformation of the butterfly spring is caused by long-time flattening, and the service life of the butterfly spring is seriously reduced are solved.
2. The utility model can connect the upper disc and the lower disc through the fixing nut, so that the compression is more stable.
3. The belleville spring is restored to the original state through the upper connecting sheet and the lower connecting sheet, so that the integral failure of the belleville spring is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a partial perspective structure of the present utility model;
FIG. 3 is a schematic view of a partial perspective structure of the present utility model;
fig. 4 is a partial perspective view of the present utility model.
In the figure: 1. a disc is arranged on the upper disc; 2. a lower disc; 3. a connecting column; 4. a fixing ring; 5. a cross bar; 6. a limiting plate; 7. a pressing plate; 8. a column; 9. a force-bearing plate; 10. a locking structure; 101. a bump; 102. a through hole; 103. a limit frame; 104. a threaded rod; 105. a fixing nut; 11. an upper connecting sheet; 12. and a lower connecting sheet.
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. 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.
Referring to fig. 1-4, the torsion-resistant belleville spring comprises an upper disc 1, a lower disc 2 and a connecting column 3, wherein the upper disc 1 and the lower disc 2 are symmetrically arranged, the upper disc 1 and the lower disc 2 are slidably connected with the connecting column 3, the connecting column 3 can ensure that the stress of the belleville spring is uniform, the situation that one side of the stress of the belleville spring is large and the other side of the stress of the belleville spring is small cannot occur, a fixing ring 4 is sleeved on the surface of the connecting column 3, two sides of the fixing ring 4 are respectively fixed with a cross rod 5, a limiting plate 6 is fixed on the outer side of the connecting column 3, a pressing plate 7 is sleeved on the surface of the connecting column 3, the pressing plate 7 can uniformly apply pressure to the upper disc 1 and the lower disc 2, so that the upper disc 1 and the lower disc 2 are uniformly compressed, the pressing plate 7 is positioned between the cross rods 5, the front side and the rear side of the top of the pressing plate 7 are respectively fixed with a stand column 8, the top of the stand column 8 is fixedly provided with a stress plate 9, the stress plate 9 is slidably connected with the connecting column 3, the stress plate 9 is fixedly arranged between the upper disc 1 and the lower disc 2, the surface of the belleville spring is provided with a locking structure 10, the serious service life of the belleville spring due to the fact that the belleville spring is deformed and has reduced in time.
The locking structure 10 comprises a protruding block 101, the protruding block 101 is fixed on the front side and the rear side of the upper disc 1 and the lower disc 2, a through hole 102 is formed in the surface of the protruding block 101, a limit frame 103 is sleeved on the outer side of the protruding block 101, a threaded rod 104 is movably connected to the inside of the limit frame 103, the upper side and the lower side of the threaded rod 104 penetrate through the through hole 102 and are in threaded connection with a fixing nut 105, the fixing nut 105 can be connected with the upper disc 1 and the lower disc 2, the compression of the fixing nut 105 is enabled to be more stable, the diameter of the threaded rod 104 is smaller than that of the through hole 102, the limit frame 103 and the protruding block 101 are in clearance fit, the threaded rod 104 can be guaranteed to penetrate through the protruding block 101, and the limit frame 103 is tightly attached to the protruding block 101, so that a large gap is avoided.
The pressing plate 7 is of an arc-shaped design, the radian of the inner side of the pressing plate 7 is the same as the radian of the edges of the upper disc 1 and the lower disc 2, and the pressing plate 7 can be tightly attached to the upper disc 1 and the lower disc 2 by the design, so that the upper disc 1 and the lower disc 2 are prevented from deforming during pressing.
The cross sections of the upper disc 1 and the lower disc 2 are arc-shaped, the upper disc 1 and the lower disc 2 are made of elastic materials, and the design can enable the belleville springs to have elasticity.
The inner diameter of the fixed ring 4 is larger than the diameter of the connecting column 3, the diameters of the pressing plate 7 and the stressed plate 9 are the same, and the design can ensure that the fixed ring 4 stably slides on the connecting column 3 to prevent shaking;
an upper connecting piece 11 is fixed on the inner side of the upper disc 1, a lower connecting piece 12 is fixed on the inner side of the lower disc 2, and the upper connecting piece 11 and the lower connecting piece 12 restore the belleville spring to an original state, so that the integral failure of the belleville spring is avoided.
The working principle of the utility model is as follows: when the belleville spring is used, external pressure can act on the stress plate 9, the pressing plate 7 is driven by the upright post 8 to extrude the upper disc 1 and the lower disc 2, the pressing plate 7 can uniformly apply pressure to the upper disc 1 and the lower disc 2, so that the upper disc 1 and the lower disc 2 are uniformly compressed, the belleville spring is restored to the original state by the upper connecting sheet 11 and the lower connecting sheet 12 during extrusion, the belleville spring is prevented from being totally invalid, the side limiting plate 6 can limit the upper disc 1 and the lower disc 2, the deformation of the belleville spring is prevented from being excessively compressed to cause plastic deformation, the fixing nut 105 can be connected with the upper disc 1 and the lower disc 2 during compression, the compression is more stable, the limiting plate 6 adopts a naked design, and a worker can directly observe the distortion condition of the spring and maintain in time.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (7)
1. The utility model provides a torsion-resistant belleville spring, includes upper disc (1), lower disc (2) and the spliced pole (3) of sliding connection with upper disc (1) and lower disc (2) that adopt the symmetry to set up, its characterized in that still includes:
the fixing ring (4) is sleeved on the surface of the connecting column (3), the cross rods (5) are fixed on two sides of the fixing ring (4), and the limiting plates (6) are fixed on the outer sides of the connecting column (3), the pressing plates (7) are sleeved on the surface of the connecting column (3), and the pressing plates (7) are located between the cross rods (5);
the clamping device comprises a stand column (8) fixed on the front side and the rear side of the top of a pressing plate (7), a stress plate (9) fixed on the top of the stand column (8) and a stress plate (9) connected with a connecting column (3) in a sliding manner, wherein a locking structure (10) is arranged between the upper disc (1) and the lower disc (2).
2. A torsion-resistant belleville spring according to claim 1, wherein: the locking structure (10) comprises a protruding block (101), the protruding block (101) is fixed on the front side and the rear side of the upper disc (1) and the lower disc (2), a through hole (102) is formed in the surface of the protruding block (101), a limiting frame (103) is sleeved on the outer side of the protruding block (101), a threaded rod (104) is movably connected to the inside of the limiting frame (103), and fixing nuts (105) are connected to the upper side and the lower side of the threaded rod (104) in a penetrating mode through the through hole (102) in a threaded mode.
3. A torsion-resistant belleville spring according to claim 2, wherein: the diameter of the threaded rod (104) is smaller than that of the through hole (102), and the limiting frame (103) and the protruding block (101) are in clearance fit.
4. A torsion-resistant belleville spring according to claim 1, wherein: the pressing plate (7) is of an arc-shaped design, and the radian of the inner side of the pressing plate (7) is the same as the radian of the edges of the upper disc (1) and the lower disc (2).
5. A torsion-resistant belleville spring according to claim 1, wherein: the sections of the upper disc (1) and the lower disc (2) are arc-shaped, and the upper disc (1) and the lower disc (2) are made of elastic materials.
6. A torsion-resistant belleville spring according to claim 1, wherein: the inner diameter of the fixed ring (4) is larger than the diameter of the connecting column (3), and the diameters of the pressing plate (7) and the stress plate (9) are the same.
7. A torsion-resistant belleville spring according to claim 1, wherein: an upper connecting sheet (11) is fixed on the inner side of the upper disc (1), and a lower connecting sheet (12) is fixed on the inner side of the lower disc (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322402408.9U CN220687908U (en) | 2023-09-05 | 2023-09-05 | Anti-torsion belleville spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322402408.9U CN220687908U (en) | 2023-09-05 | 2023-09-05 | Anti-torsion belleville spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220687908U true CN220687908U (en) | 2024-03-29 |
Family
ID=90404945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322402408.9U Active CN220687908U (en) | 2023-09-05 | 2023-09-05 | Anti-torsion belleville spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220687908U (en) |
-
2023
- 2023-09-05 CN CN202322402408.9U patent/CN220687908U/en active Active
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