CN217177257U - Two-degree-of-freedom collision nonlinear vibration damping device - Google Patents
Two-degree-of-freedom collision nonlinear vibration damping device Download PDFInfo
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- CN217177257U CN217177257U CN202220156361.5U CN202220156361U CN217177257U CN 217177257 U CN217177257 U CN 217177257U CN 202220156361 U CN202220156361 U CN 202220156361U CN 217177257 U CN217177257 U CN 217177257U
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- frame
- damping
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- spring
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- 238000013016 damping Methods 0.000 title claims abstract description 64
- 238000010521 absorption reaction Methods 0.000 claims description 19
- 230000005484 gravity Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a two degree of freedom collision nonlinearity damping devices, including the bottom plate and the frame that disappears that is located the bottom plate top, the bottom fixed mounting of frame inner chamber that disappears has the attenuator, the utility model relates to a mechanism engineering vibration control technical field. This two degree of freedom collision nonlinear damping device, through receiving the bearing plate of gravity push down at the fore-set, make the bearing plate downstream, effort through first spring, make the bearing plate downstream can the rebound, the bearing plate reciprocates and can collide the damping pole, thereby the extrusion damping pole retracts back to in the damping frame, under the effort of second spring, make the damping pole again from the internal roll-off of damping frame, continue to collide the bearing plate that reciprocates, thereby make and reduce the effort that first spring drove the bearing plate from top to bottom, the reduction bearing plate that can be fine reciprocates the range, thereby make first spring kick-backs and can not too violent, make the driver take advantage of in the car and sit more comfortable.
Description
Technical Field
The utility model relates to a mechanism engineering vibration control technical field specifically is a two degree of freedom collision nonlinear damping device.
Background
The degree of freedom refers to the number of the independent coordinate of mechanics system, and general system of shaking of keeping away only has a spring to play the primary role, because the elasticity of spring has the restriction of maximum bearing capacity for the spring is generally harder, and too violent when making the spring kick-back makes the driver feel uncomfortable in the car, does not have fine to shaking of keeping away equipment and disappears, and the equipment of keeping away shaking dismantles the installation and gets up convenient inadequately, can not be convenient to the equipment of keeping away shaking maintain.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a two degree of freedom collision nonlinearity devices that shakes has solved when the spring kick-backs too fiercely and keep away equipment dismantlement installation that shakes and get up convenient problem inadequately.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a two-degree-of-freedom collision nonlinear vibration damping device, which comprises a bottom plate and a vibration damping frame positioned above the bottom plate, the bottom of the inner cavity of the vibration eliminating frame is fixedly provided with a damper, the top of the damper is fixedly connected with a bearing plate, a first spring is sleeved on the outer surface of the damper and positioned below the bearing plate, the top of the bearing plate is fixedly connected with a top column, the upper part and the lower part of the left side and the right side of the inner cavity of the vibration absorption frame are fixedly connected with vibration absorption frames, a sliding plate is connected between the top and the bottom of the inner cavity of the vibration absorption frames in a sliding way, one side of the vibration eliminating frame close to the damper is penetrated and connected with a vibration eliminating rod in a sliding way, one end of the vibration eliminating rod far away from the damper is fixedly connected with one side of the sliding plate close to the damper, and one side of the inner cavity of the vibration absorption frame, which is far away from the vibration absorption rod, is fixedly connected with a second spring, and one end of the second spring, which is close to the damper, is fixedly connected with one side of the sliding plate, which is far away from the damper.
Preferably, the bottom of the vibration eliminating frame is fixedly connected with a fixing plate, the top of the bottom plate is fixedly connected with a supporting plate, and the bottom of the bottom plate is fixedly connected with a supporting column.
Preferably, the top of the fixing plate is fixedly connected with connecting plates on the left side and the right side of the vibration absorption frame, and one side of the connecting plates, which is far away from the vibration absorption frame, is penetrated through and is connected with a clamping rod in a sliding mode.
Preferably, one end of each clamping rod, which is far away from the vibration absorption frame, is fixedly connected with a baffle plate, and a third spring is sleeved on the outer surfaces of the two clamping rods and between one side, which is located on the back of the two connecting plates, of one side and the side, which is opposite to the two baffle plates, of the two clamping rods.
Preferably, the clamping plate penetrates through and is connected with the connecting plate in a sliding mode, and the bottom of the clamping plate is fixedly connected with the top of the bottom plate.
Preferably, a bayonet matched with the clamping rod is formed in one side, away from the vibration absorption frame, of the clamping plate.
Advantageous effects
The utility model provides a two degree of freedom collision non-linear damping devices. Compared with the prior art, the method has the following beneficial effects:
(1) this two degree of freedom collision nonlinear damping device, through receiving the bearing plate of gravity push down at the fore-set, make the bearing plate downstream, effort through first spring, make the bearing plate downstream can the rebound, the bearing plate reciprocates and can collide the damping pole, thereby the extrusion damping pole retracts back to in the damping frame, under the effort of second spring, make the damping pole again from the internal roll-off of damping frame, continue to collide the bearing plate that reciprocates, thereby make and reduce the effort that first spring drove the bearing plate from top to bottom, the reduction bearing plate that can be fine reciprocates the range, thereby make first spring kick-backs and can not too violent, make the driver take advantage of in the car and sit more comfortable.
(2) This two degree of freedom collision nonlinear damping device is through two baffles of pulling to the left and right sides to drive the kelly and break away from the bayonet socket in the cardboard, make the kelly no longer block the cardboard, the rebound damping frame again, can be fine dismantle the installation to damping frame and bottom plate, operate convenient and fast more that the use is got up, can be fine maintain the equipment of shaking of keeping away.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the vibration-damping frame of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a base plate; 2. a vibration eliminating frame; 3. a damper; 4. a bearing plate; 5. a first spring; 6. a top pillar; 7. a vibration eliminating frame; 8. a sliding plate; 9. a vibration-damping rod; 10. a second spring; 11. a fixing plate; 12. a support plate; 13. a support pillar; 14. a connecting plate; 15. a clamping rod; 16. a baffle plate; 17. a third spring; 18. provided is a clamping plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a two-degree-of-freedom collision nonlinear vibration damping device comprises a bottom plate 1 and a vibration damping frame 2 located above the bottom plate 1, wherein a damper 3 is fixedly installed at the bottom of an inner cavity of the vibration damping frame 2, a bearing plate 4 is fixedly connected to the top of the damper 3, a first spring 5 is sleeved on the outer surface of the damper 3 and located below the bearing plate 4, the first spring 5 is an industrial-grade spring, has good fatigue resistance and can be repeatedly stretched for long-term use and replaced after long-term use, a support pillar 6 is fixedly connected to the top of the bearing plate 4, vibration damping frames 7 are fixedly connected to the upper portions and the lower portions of the left side and the right side of the inner cavity of the vibration damping frame 2, a sliding plate 8 is slidably connected between the top and the bottom of the inner cavity of the vibration damping frame 7, a vibration damping rod 9 is slidably connected to one side, close to the damper 3, of the vibration damping rod 9, one end, far away from the damper 3, of the sliding plate 8 is fixedly connected to one side, close to the damper 3, one side fixedly connected with second spring 10 of pole 9 that shakes is kept away from to 7 inner chambers of damping frame, second spring 10 is the industrial grade spring, there is fine antifatigue ability, can stretch repeatedly and use for a long time, and can change after long-term the use, one side fixed connection of damper 3 is kept away from with sliding plate 8 to the one end that second spring 10 is close to damper 3, the range that reduction bearing plate 4 that can be fine reciprocated, thereby make first spring 5 kick-backs and can not too violently, make the driver take advantage of more comfortable in the car.
Further, the bottom fixedly connected with fixed plate 11 of the frame 2 that disappears, the top fixedly connected with backup pad 12 of bottom plate 1, the bottom fixedly connected with support column 13 of bottom plate 1, the top of backup pad 12 and the bottom in close contact with of fixed plate 11.
Furthermore, in order to facilitate the disassembly and maintenance of the vibration-damping frame 2, the top of the fixing plate 11 and the left and right sides of the vibration-damping frame 2 are fixedly connected with connecting plates 14, one side of each connecting plate 14, which is far away from the vibration-damping frame 2, is penetrated through and slidably connected with a clamping rod 15, one end of each clamping rod 15, which is far away from the vibration-damping frame 2, is fixedly connected with a baffle 16, a third spring 17 is sleeved between the outer surfaces of the two clamping rods 15 and the side, which is far away from the two connecting plates 14, of the opposite side of the two connecting plates 14 and the side, which is opposite to the two baffles 16, and the third spring 17 is an industrial spring, has good fatigue resistance, can be repeatedly stretched for long-term use and can be replaced after long-term use, clamping plates 18 are penetrated through and slidably connected between the top of the fixing plate 11 and the left and right sides of the vibration-damping frame 2 and the connecting plates 14, the bottoms of the clamping plates 18 are fixedly connected with the top of the bottom plate 1, one side, which is far away from the vibration-damping frame 2, is provided with a bayonet which is matched with the clamping rods 15, the vibration eliminating frame 2 and the bottom plate 1 can be well disassembled and assembled, the operation and the use are more convenient and rapid, and the vibration avoiding equipment can be well maintained.
And those not described in detail in this specification are well within the skill of those in the art.
When the damping device is used, the bearing plate 4 is pressed down when the ejection column 6 is subjected to gravity, the bearing plate 4 is made to descend and press the damper 3, the first spring 5 is made to be pressed down by gravity, the first spring 5 drives the bearing plate 4 to move up and down, the bearing plate 4 descends and moves to touch the damping rod 9, the damping rod 9 is collided, the damping rod 9 is extruded to retract into the damping frame 7, the damping rod 9 retracts into the damping frame 7 under the action force of the second spring 10 and then slides out, the bearing plate 4 moves upwards and collides with the damping rod 9 again after being subjected to the action force of the first spring 5, the damping rod 9 is extruded into the damping frame 7 again, the bearing plate 4 is driven to reciprocate up and down by the action force of the first spring 5, the up-and-down moving height is gradually reduced when the damping rod 9 collides, the clamping rod 15 is separated from a bayonet in the clamping plate 18 by pulling the baffle plates 16 towards the left side and the right side, the clamping rod 15 can not clamp the clamping plate 18 any more, and the fixed plate 11 is moved upwards, so that the vibration eliminating frame 2 can be detached from the bottom plate 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a two degree of freedom collision nonlinearity damping devices, includes bottom plate (1) and is located damping frame (2) of bottom plate (1) top, its characterized in that: the damping device is characterized in that a damper (3) is fixedly mounted at the bottom of an inner cavity of the vibration absorption frame (2), a bearing plate (4) is fixedly connected to the top of the damper (3), a first spring (5) is sleeved on the outer surface of the damper (3) and positioned below the bearing plate (4), a top column (6) is fixedly connected to the top of the bearing plate (4), vibration absorption frames (7) are fixedly connected to the upper portions and the lower portions of the left side and the right side of the inner cavity of the vibration absorption frame (2), a sliding plate (8) is slidably connected between the top and the bottom of the inner cavity of the vibration absorption frame (7), a vibration absorption rod (9) penetrates through and is slidably connected to one side of the vibration absorption frame (7) close to the damper (3), one end of the vibration absorption rod (9) far away from the damper (3) is fixedly connected to one side of the sliding plate (8) close to the damper (3), and a second spring (10) is fixedly connected to one side of the inner cavity of the vibration absorption frame (7) far away from the vibration absorption rod (9), one end of the second spring (10) close to the damper (3) is fixedly connected with one side, far away from the damper (3), of the sliding plate (8).
2. The two-degree-of-freedom collision nonlinear vibration damping device according to claim 1, characterized in that: the bottom fixedly connected with fixed plate (11) of vibration damping frame (2), the top fixedly connected with backup pad (12) of bottom plate (1), the bottom fixedly connected with support column (13) of bottom plate (1).
3. A two-degree-of-freedom collision nonlinear vibration damping device according to claim 2, wherein: the top of fixed plate (11) just is located the equal fixedly connected with connecting plate (14) in both sides about damping frame (2), one side that damping frame (2) was kept away from in connecting plate (14) runs through and sliding connection has kelly (15).
4. A two-degree-of-freedom collision nonlinear vibration damping device according to claim 3, wherein: one end fixedly connected with baffle (16), two of damping frame (2) are kept away from in kelly (15) the surface of kelly (15) just is located and is equipped with third spring (17) between one side that two connecting plates (14) carried on the back mutually and one side that two baffle (16) are relative.
5. A two-degree-of-freedom collision nonlinear vibration damping device according to claim 3, wherein: the damping device is characterized in that a clamping plate (18) penetrates and is connected between the left side and the right side of the damping frame (2) and the connecting plate (14) in a sliding mode at the top of the fixing plate (11), and the bottom of the clamping plate (18) is fixedly connected with the top of the bottom plate (1).
6. The two-degree-of-freedom collision nonlinear vibration damping device according to claim 5, wherein: and a bayonet matched with the clamping rod (15) is formed in one side, away from the vibration absorption frame (2), of the clamping plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220156361.5U CN217177257U (en) | 2022-01-20 | 2022-01-20 | Two-degree-of-freedom collision nonlinear vibration damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220156361.5U CN217177257U (en) | 2022-01-20 | 2022-01-20 | Two-degree-of-freedom collision nonlinear vibration damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217177257U true CN217177257U (en) | 2022-08-12 |
Family
ID=82735046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220156361.5U Expired - Fee Related CN217177257U (en) | 2022-01-20 | 2022-01-20 | Two-degree-of-freedom collision nonlinear vibration damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217177257U (en) |
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2022
- 2022-01-20 CN CN202220156361.5U patent/CN217177257U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |