CN220204507U - Viscous damper - Google Patents
Viscous damper Download PDFInfo
- Publication number
- CN220204507U CN220204507U CN202321758976.6U CN202321758976U CN220204507U CN 220204507 U CN220204507 U CN 220204507U CN 202321758976 U CN202321758976 U CN 202321758976U CN 220204507 U CN220204507 U CN 220204507U
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- China
- Prior art keywords
- fixedly connected
- cylinder
- damping
- damping column
- piston rod
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- 238000013016 damping Methods 0.000 claims abstract description 79
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model relates to the technical field of dampers, in particular to a viscous damper which comprises an outer cylinder, wherein a piston rod penetrates through the inner side of the outer cylinder, the outer side of the piston rod is fixedly connected with a sliding plate, the inner side of the sliding plate is provided with a plurality of through holes, and the inner wall of the outer cylinder is provided with an adjusting component; the adjusting component comprises a fixed cylinder fixedly connected with the side face of the inner wall of the outer cylinder, an electric push rod is fixedly connected with the inner wall of the fixed cylinder, a pushing ring is fixedly connected with one end of the fixed cylinder, which is far away from the electric push rod, a plurality of damping columns are fixedly connected with one end of the fixed cylinder, which is far away from the pushing ring, and the damping columns are matched with the through holes. In the utility model, if the external force is larger, the electric push rod is started, and the electric push rod drives the first damping column, the second damping column and the third damping column to move through the push ring, so that the first damping column, the second damping column and the third damping column are closer to the sliding plate, the sliding plate is subjected to resistance of damping liquid in advance, and the buffering effect is improved.
Description
Technical Field
The utility model relates to the technical field of dampers, in particular to a viscous damper.
Background
With the development of economy and the advancement of society, a large number of new damping devices are filled in our lives, and it is known that various friction and other impediments to damping free vibrations, which we call damping, while "special" elements placed on structural systems can provide resistance to movement, devices to dissipate movement energy, which we call new viscous dampers.
With respect to the related art, the inventor considers that the prior damper is fixed when the position of the damping column is in use, and the acting force of the damping liquid on the piston can be guaranteed to counteract the external impact force when the piston rod moves to a specific position, but when the external is subjected to a larger external force, the situation that the acting force of the damping liquid on the piston is insufficient to counteract the external impact force can occur, so the viscous damper is provided.
Disclosure of Invention
An objective of the present utility model is to provide a viscous damper to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present application provides the following technical solutions: the viscous damper comprises an outer cylinder, wherein a piston rod penetrates through the inner side of the outer cylinder, a sliding plate is fixedly connected to the outer side of the piston rod, a plurality of through holes are formed in the inner side of the sliding plate, and an adjusting assembly is arranged on the inner wall of the outer cylinder; the adjusting component comprises a fixed cylinder fixedly connected with the side surface of the inner wall of the outer cylinder, an electric push rod is fixedly connected with the inner wall of the fixed cylinder, a push ring is fixedly connected with one end of the fixed cylinder and is far away from the electric push rod, a plurality of through holes are formed in the position, which is matched with the through holes, of the fixed cylinder, a first damping column is arranged on the position, which is far away from the position, of the push ring, a second damping column is fixedly connected with one end of the push ring, a third damping column is fixedly connected with one end of the push ring, which is far away from the position, of the second damping column, and the diameter of the first damping column, the diameter of the second damping column and the diameter of the third damping column are gradually reduced.
Preferably, the outside rotation of outer jar is connected with the deflection ring, the outside fixed connection pole of deflection ring, the connecting rod is kept away from the one end fixedly connected with rotation ring of deflection ring, the inner wall fixedly connected with of rotation ring with the brush of piston rod looks adaptation.
Preferably, the outside fixedly connected with mount of outer jar, the inner wall fixedly connected with brushless motor of mount, the terminal fixedly connected with gear of main shaft of brushless motor.
Preferably, the outside fixedly connected with of deflection ring a plurality of with the teeth of a cogwheel of gear looks adaptation, the outside fixedly connected with fixed frame of outer cylinder.
Preferably, an inner cylinder is fixedly connected to the outer side of the outer cylinder, the piston rod penetrates through the inner cylinder, a spring is arranged in the inner cylinder, and two ends of the spring are fixedly connected with the inner wall of the inner cylinder and the piston rod respectively.
Preferably, the outer side of the inner cylinder is fixedly connected with a first connecting piece, and the outer side of the piston rod is fixedly connected with a second connecting piece.
In summary, the utility model has the technical effects and advantages that:
1. in the utility model, if the external force is larger, the electric push rod is started, and the electric push rod drives the first damping column, the second damping column and the third damping column to move through the push ring, so that the first damping column, the second damping column and the third damping column are closer to the sliding plate, the sliding plate is subjected to resistance of damping liquid in advance, and the buffering effect is improved.
2. According to the utility model, the damping liquid is circulated through the through holes to relieve the internal pressure, so that the damping effect is achieved, and in the process of the movement of the piston rod, the third damping column, the second damping column and the first damping column sequentially pass through the through holes, the damping liquid passing through the through holes is gradually reduced, the pressure of the damping liquid received by the sliding plate is gradually increased, and the force buffering is more gentle.
3. The brushless motor rotates to drive the gear to rotate, drives the gear to rotate through a plurality of teeth of a cogwheel, and the gear drives the rotating ring and the brush to rotate through the connecting rod, cleans the outside of the piston rod, and reduces the adhesion impurity outside the piston rod.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a first view angle and axial side structure of the present utility model;
FIG. 2 is a schematic view of a second view angle and axial side structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of an outer cylinder according to the present utility model;
FIG. 4 is a schematic cross-sectional view of the inner cylinder of the present utility model;
fig. 5 is a schematic diagram of the structure of fig. 2 at a.
In the figure: 1. an outer cylinder; 2. a fixed frame; 3. an inner cylinder; 4. a first connector; 5. a piston rod; 6. a second connector; 7. a rotating ring; 8. a brush; 9. a connecting rod; 10. a deflection ring; 11. gear teeth; 12. a brushless motor; 13. a gear; 14. a fixing frame; 15. a fixed cylinder; 16. pushing the ring; 17. a first damping column; 18. a second damping column; 19. a third damping column; 20. a sliding plate; 21. a through hole; 22. a spring; 23. an electric push rod.
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.
Examples: 1-5, a viscous damper comprises an outer cylinder 1, damping liquid is arranged in the outer cylinder 1, a liquid injection port controlled by a valve is arranged on the outer side of the outer cylinder 1, a piston rod 5 is arranged on the inner side of the outer cylinder 1 in a penetrating manner, a sliding plate 20 is fixedly connected on the outer side of the piston rod 5, a plurality of through holes 21 are formed in the inner side of the sliding plate 20, and an adjusting component is arranged on the inner wall of the outer cylinder 1; the adjusting component comprises a fixed cylinder 15 fixedly connected with the side surface of the inner wall of the outer cylinder 1, an electric push rod 23 is fixedly connected to the inner wall of the fixed cylinder 15, one end of the electric push rod 23, which is far away from the fixed cylinder 15, is fixedly connected with a push ring 16, one end of the push ring 16, which is far away from the fixed cylinder 15, is fixedly connected with a plurality of damping columns 17, one end of the first damping column 17, which is far away from the push ring 16, is fixedly connected with a second damping column 18, one end of the second damping column 18, which is far away from the push ring 16, is fixedly connected with a third damping column 19, the diameters of the first damping column 17, the second damping column 18 and the third damping column 19 are gradually reduced, and damping liquid circulates through the through holes 21, so that the damping effect is achieved, in the process of the movement of the piston rod 5, the third damping column 19, the second damping column 18 and the first damping column 17 sequentially pass through the through holes 21, the damping liquid through the through holes 21 is gradually reduced, the pressure of the sliding plate 20 is gradually increased, so that the force is buffered, and if the received external force is larger, the electric push rod 23 is started, the diameter of the electric push rod 23, the diameter of the second damping column 18, the second damping column 18 and the third damping column 19 is gradually reduced, the damping plate 20 is moved by the first damping plate 20, and the damping plate 20 is more.
Referring to fig. 1-5, a deflection ring 10 is rotatably connected to the outer side of an outer cylinder 1, a connecting rod 9 is fixed to the outer side of the deflection ring 10, a rotating ring 7 is fixedly connected to one end of the connecting rod 9 away from the deflection ring 10, a hairbrush 8 matched with a piston rod 5 is fixedly connected to the inner wall of the rotating ring 7, a fixing frame 14 is fixedly connected to the outer side of the outer cylinder 1, a brushless motor 12 is fixedly connected to the inner wall of the fixing frame 14, a gear 13 is fixedly connected to the tail end of a main shaft of the brushless motor 12, a plurality of gear teeth 11 matched with the gear 13 are fixedly connected to the outer side of the deflection ring 10, a fixed frame 2 is fixedly connected to the outer side of the outer cylinder 1, the brushless motor 12 is started to rotate to drive the gear 13 to rotate, the gear 13 is driven to rotate through the plurality of gear teeth 11, the gear 13 drives the rotation ring 7 and the brush 8 through the connecting rod 9 and rotates, clear up the outside of piston rod 5, reduce outside adhesion impurity of piston rod 5, the outside fixedly connected with inner cylinder 3 of outer jar 1, piston rod 5 wears to establish inner cylinder 3, be provided with spring 22 in the inner cylinder 3, the both ends of spring 22 respectively with inner cylinder 3 inner wall, piston rod 5 fixed connection, be connected with external equipment through first connecting piece 4 and second connecting piece 6, when receiving outside effort impact, piston rod 5 drives slide plate 20 and slides, squeeze spring 22 simultaneously, increase the cushioning effect, the outside fixedly connected with first connecting piece 4 of inner cylinder 3, the outside fixedly connected with second connecting piece 6 of piston rod 5.
The working principle of the utility model is as follows: the piston rod 5 drives the sliding plate 20 to slide when being impacted by external force through the first connecting piece 4 and the second connecting piece 6 and is connected with external equipment, meanwhile, the spring 22 is extruded, the buffering effect is increased, damping fluid circulates through the through hole 21 to relieve internal pressure, thereby the damping effect is achieved, in the moving process of the piston rod 5, the third damping column 19, the second damping column 18 and the first damping column 17 sequentially penetrate through the through hole 21, damping fluid passing through the through hole 21 gradually decreases, the sliding plate 20 is subjected to the gradual increase of the pressure of the damping fluid, the buffering of the force is more gentle, if the applied external force is larger, the electric push rod 23 is started, the electric push rod 23 drives the first damping column 17, the second damping column 18 and the third damping column 19 to move through the push ring 16, the sliding plate 20 is enabled to be closer to the sliding plate 20, the damping fluid resistance is enabled to be received in advance, the brushless motor 12 is started, the brushless motor 12 rotates to drive the gear 13 to rotate, the gear 13 is driven to rotate through the plurality of gear teeth 11, the connecting rod 9 drives the rotating ring 7 and the brush 8 to rotate, the outer side of the piston rod 5 is cleaned, and the outer side of the piston rod 5 is reduced, and the outer side of the piston rod 5 is adhered to be impurity.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A viscous damper, characterized by: the device comprises an outer cylinder (1), wherein a piston rod (5) is arranged on the inner side of the outer cylinder (1) in a penetrating manner, a sliding plate (20) is fixedly connected to the outer side of the piston rod (5), a plurality of through holes (21) are formed in the inner side of the sliding plate (20), and an adjusting assembly is arranged on the inner wall of the outer cylinder (1);
the adjusting component comprises a fixed cylinder (15) fixedly connected with the side surface of the inner wall of the outer cylinder (1), an electric push rod (23) is fixedly connected with the inner wall of the fixed cylinder (15), one end of the fixed cylinder (15) is fixedly connected with a pushing ring (16) which is far away from the electric push rod (23), one end of the fixed cylinder (15) is fixedly connected with a plurality of first damping columns (17) which are matched with the through holes (21), one end of the first damping columns (17) far away from the pushing ring (16) is fixedly connected with a second damping column (18), one end of the second damping column (18) far away from the pushing ring (16) is fixedly connected with a third damping column (19), and the diameters of the first damping column (17), the second damping column (18) and the third damping column (19) are gradually reduced.
2. A viscous damper according to claim 1, wherein: the outer side of the outer cylinder (1) is rotationally connected with a deflection ring (10), a connecting rod (9) is fixed on the outer side of the deflection ring (10), one end of the connecting rod (9) away from the deflection ring (10) is fixedly connected with a rotation ring (7), and the inner wall of the rotation ring (7) is fixedly connected with a hairbrush (8) matched with the piston rod (5).
3. A viscous damper according to claim 2, wherein: the outer side of outer jar (1) fixedly connected with mount (14), the inner wall fixedly connected with brushless motor (12) of mount (14), the terminal fixedly connected with gear (13) of main shaft of brushless motor (12).
4. A viscous damper according to claim 3, wherein: the outside fixedly connected with of deflection ring (10) with a plurality of gear teeth (11) of gear (13) looks adaptation, the outside fixedly connected with fixed frame (2) of outer jar (1).
5. A viscous damper according to claim 1, wherein: the outer side fixedly connected with inner cylinder (3) of outer jar (1), piston rod (5) wear to establish inner cylinder (3), be provided with spring (22) in inner cylinder (3), the both ends of spring (22) respectively with inner cylinder (3) inner wall, piston rod (5) fixed connection.
6. A viscous damper according to claim 5, wherein: the outer side of the inner cylinder (3) is fixedly connected with a first connecting piece (4), and the outer side of the piston rod (5) is fixedly connected with a second connecting piece (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758976.6U CN220204507U (en) | 2023-07-06 | 2023-07-06 | Viscous damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321758976.6U CN220204507U (en) | 2023-07-06 | 2023-07-06 | Viscous damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204507U true CN220204507U (en) | 2023-12-19 |
Family
ID=89141092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321758976.6U Active CN220204507U (en) | 2023-07-06 | 2023-07-06 | Viscous damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204507U (en) |
-
2023
- 2023-07-06 CN CN202321758976.6U patent/CN220204507U/en active Active
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| GR01 | Patent grant |