CN207261552U - One kind automatic adjustment damping device - Google Patents
One kind automatic adjustment damping device Download PDFInfo
- Publication number
- CN207261552U CN207261552U CN201721339798.8U CN201721339798U CN207261552U CN 207261552 U CN207261552 U CN 207261552U CN 201721339798 U CN201721339798 U CN 201721339798U CN 207261552 U CN207261552 U CN 207261552U
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- CN
- China
- Prior art keywords
- piston
- baffle
- adjusting
- rod
- spring
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Abstract
The utility model discloses one kind to automatically adjust damping device, including cylinder body, piston rod and piston, the cylinder body is equipped with lower connector, the piston rod is equipped with upper connector, the outer wall of the cylinder body is equipped with adjusting nut, buffer spring is equipped between the adjusting nut and the upper connector, the piston rod is internally provided with adjusting rod, and the adjusting rod is equipped with adjusting block；First passage and second channel are offered on the piston, first baffle, the first push rod and the first spring are equipped with the first passage；Second baffle, the second push rod and second spring are equipped with the second channel.First passage in the damping device realizes oil below the piston to the adjusting of flowing above piston, second channel realizes oil above piston to the adjusting of piston flowing underneath, first baffle and second baffle can carry out automatic folding according to exterior impact force, and then change the amount of flow of oil and the translational speed of piston rod, realize the automatic change of buffering effect.
Description
Technical field
It the utility model is related to a kind of automatic adjustment damping device.
Background technology
The shock mitigation system of automobile is collectively constituted by spring and damper.Damper is not the weight for supporting vehicle body
Amount, but concussion during for suppressing bounce-back after spring shock-absorbing and the energy for absorbing road shocks.Spring acts the work for relaxing impact
With, " big energy one-shot " is changed into " small capacity hump ", and damper is exactly progressively by " small capacity hump "
Reduce.Important component of the hydraulic cylinder as damper, absorbs the impact energy that vehicle is subject to using the damping of liquid, passes
There are all size, the oil leak hole of shape on the hydraulic cylinder piston of system, to control the flowing of liquid so that the structure design of piston is answered
Miscellaneous, piston damping force suffered when moving is limited by oil leak hole, is not easy to realize to the automatic of hydraulic cylinder internal damping power
Adjust.How a kind of self-adjustable vehicle vibration damping device to be provided, and the damping force in the damping device in hydraulic cylinder can be with
Moving direction, the translational speed automatic adjustment of piston, is the technical problem that there need to be solution.
Utility model content
For above-mentioned technical deficiency, the purpose of this utility model is to provide a kind of automatic adjustment damping device, carries
For a kind of self-adjustable damping device, damping force in the damping device in hydraulic cylinder can with piston moving direction,
Translational speed automatically adjusts.
In order to solve the above technical problems, the utility model adopts the following technical solution：
The utility model provides a kind of automatic adjustment damping device, including cylinder body, piston rod and piston, the piston with
The cylinder body dynamic sealing, the lower end of the cylinder body are fixedly installed lower connector, and the upper end of the piston rod is fixedly installed
Connector, Screw assembly has adjusting nut on the outer wall of the cylinder body, is set between the adjusting nut and the upper connector
There is buffer spring, the piston rod is internally provided with adjusting rod, and the lower end of the adjusting rod is fixedly installed adjusting block, described
Adjusting block is in round table-like, and the upper end of the adjusting rod is extended to outside the upper connector, the adjusting rod and the upper connection
Body is threadedly coupled；First passage and second channel are offered on the piston, is provided with what can be rotated in the first passage
First baffle and the first push rod that can be moved, are provided with the first spring, institute between the first baffle and first push rod
The lower end and the lower end of the first passage for stating first baffle are hinged, and the first baffle is pushed against by first spring
On the first passage, first push rod is pushed against on the adjusting block by the first spring；Set in the second channel
There are the second baffle that can be rotated and the second push rod that can be moved, be provided between the second baffle and second push rod
Second spring, the upper end of the second baffle and the upper end of the second channel are hinged, and the second baffle passes through described
Two springs are pushed against on the second channel, and second push rod is pushed against on the adjusting block by second spring.
Preferably, first push rod close to the end of the adjusting block, second push rod close to the adjusting block
End is both provided with ball.
Preferably, it is both provided with mounting hole on the upper connector and the lower connector.
The beneficial effects of the utility model are：The damping device is provided with first passage and second channel on piston,
Wherein first passage realizes oil realizes oil above piston from below piston to the adjusting of flowing above piston, second channel
To the adjusting of piston flowing underneath, first baffle and second baffle can carry out automatic folding according to exterior impact force, into
And change the amount of flow of oil and the translational speed of piston rod, realize the automatic change of buffering effect.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is that a kind of structure diagram for automatic adjustment damping device that the utility model embodiment provides (partly cuts open
Depending on)；
Fig. 2 is the structure diagram of piston and piston rod；
Fig. 3 is the enlarged drawing in A portions in Fig. 1；
Fig. 4 is the enlarged drawing in B portions in Fig. 2.
Description of reference numerals：Connector, 12- adjusting nuts, the upper connectors of 13-, 2- piston rods, 21- under 1- cylinder bodies, 11-
Adjusting rod, 22- adjusting blocks, 3- pistons, 31- first passages, 311- first baffles, the first springs of 312-, 313 first push rods, 32-
Second channel, 321- second baffles, 322- second springs, the second push rods of 323-, 4- buffer springs, 5- mounting holes.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, a kind of automatic adjustment damping device, including cylinder body 1, piston rod 2 and piston 3, piston 3
With 1 dynamic sealing of cylinder body, the lower end of cylinder body 1 is fixedly installed lower connector 11, and the upper end of piston rod 2 is fixedly installed connector
13, Screw assembly has adjusting nut 12 on the outer wall of cylinder body 1, and buffer spring is provided between adjusting nut 12 and upper connector 13
4, piston rod 2 is internally provided with adjusting rod 21, and the lower end of adjusting rod 21 is fixedly installed adjusting block 22, and adjusting block 22 is in round platform
Shape, the upper end of adjusting rod 21 are extended to outside connector 13, and adjusting rod 21 is threadedly coupled with upper connector 13；Opened on piston 3
Equipped with first passage 31 and second channel 32, the first baffle 311 that can be rotated is provided with first passage 31 and can be moved
The first push rod 313, be provided with the first spring 312, the lower end of first baffle 311 between 311 and first push rod 313 of first baffle
It is hinged with the lower end of first passage 31, first baffle 311 is pushed against on first passage 31 by the first spring 312, and first pushes away
Bar 313 is pushed against on adjusting block 22 by the first spring 312；The second baffle 321 that can be rotated is provided with second channel 32
With the second push rod 323 that can be moved, second spring 322, second gear are provided between 321 and second push rod 323 of second baffle
The upper end of plate 321 and the upper end of second channel 32 are hinged, and second baffle 321 is pushed against second channel by second spring 322
On 32, the second push rod 323 is pushed against on adjusting block 22 by second spring 322.
First push rod 313 is both provided with rolling close to the end of adjusting block 22, the second push rod 323 close to the end of adjusting block 22
Pearl.
Mounting hole 5 is both provided with upper connector 13 and lower connector 11.
In use, when piston 3 moves downward, the oil of 3 lower part of piston is squeezed, and oil passes through first passage 31 and second
Passage 32 flow into piston 3 top, the first baffle 311 wherein in first passage 31 be subject to oil pressure effect can produce to by
The trend of the axis direction movement of nearly piston rod 2, second baffle 321 is subject to oil pressure effect to be still pushed against in second channel 32
In second channel 32, when the pressure that the oil of 3 lower part of piston produces first baffle 311 overcomes the first spring 312 to first baffle
During 311 active force, first baffle 311 is rotated to the axis direction close to piston rod 2, so that oil is in first passage 31
The flowing space be expanded, and then the translational speed of the automatic amount of flow and piston rod 2 for changing oil, realize buffering effect from
It is dynamic to change；Conversely, when piston 3 moves upwards, second baffle 321 is rotated to the axis direction close to piston rod 2, first baffle
311 are pushed against in first passage 31.In addition it can realize the movement of adjusting block 22 by rotating adjusting rod 21, realize the first spring
312 and the change of 322 decrement of second spring, and then realize active force and second bullet of first spring 312 to first baffle 311
Active force of the spring 322 to second baffle 321.
The damping device in the utility model is provided with first passage and second channel, wherein first passage on piston
Realize oil realizes oil and is flowed above piston to piston lower section from below piston to the adjusting of flowing above piston, second channel
Dynamic adjusting, first baffle and second baffle can carry out automatic folding according to exterior impact force, and then change the stream of oil
The translational speed of momentum and piston rod, realizes the automatic change of buffering effect.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
New spirit and scope.If in this way, these modifications and variations of the utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these modification and variations.
Claims (3)
1. one kind automatic adjustment damping device, it is characterised in that including cylinder body, piston rod and piston, the piston with it is described
Cylinder body dynamic sealing, the lower end of the cylinder body are fixedly installed lower connector, and the upper end of the piston rod is fixedly installed connection
Body, Screw assembly has adjusting nut on the outer wall of the cylinder body, is provided between the adjusting nut and the upper connector slow
Spring is rushed, the piston rod is internally provided with adjusting rod, and the lower end of the adjusting rod is fixedly installed adjusting block, the adjusting
Block is in round table-like, and the upper end of the adjusting rod is extended to outside the upper connector, the adjusting rod and the upper connector spiral shell
Line connects；First passage and second channel are offered on the piston, can rotate first is provided with the first passage
Baffle and the first push rod that can be moved, are provided with the first spring between the first baffle and first push rod, and described the
The lower end of one baffle and the lower end of the first passage are hinged, and the first baffle is pushed against described by first spring
On first passage, first push rod is pushed against on the adjusting block by the first spring；Energy is provided with the second channel
The second baffle enough rotated and the second push rod that can be moved, second is provided between the second baffle and second push rod
Spring, the upper end of the second baffle and the upper end of the second channel are hinged, and the second baffle passes through second bullet
Spring is pushed against on the second channel, and second push rod is pushed against on the adjusting block by second spring.
2. a kind of automatic adjustment damping device as claimed in claim 1, it is characterised in that first push rod is close to the tune
The end of locking nub, second push rod are both provided with ball close to the end of the adjusting block.
3. a kind of automatic adjustment damping device as claimed in claim 1, it is characterised in that the upper connector and the lower company
Mounting hole is both provided with junctor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721339798.8U CN207261552U (en) | 2017-10-16 | 2017-10-16 | One kind automatic adjustment damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721339798.8U CN207261552U (en) | 2017-10-16 | 2017-10-16 | One kind automatic adjustment damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261552U true CN207261552U (en) | 2018-04-20 |
Family
ID=61917595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721339798.8U Expired - Fee Related CN207261552U (en) | 2017-10-16 | 2017-10-16 | One kind automatic adjustment damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207261552U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017344A (en) * | 2019-03-01 | 2019-07-16 | 南京航空航天大学 | A kind of damper |
| CN111376754A (en) * | 2018-12-29 | 2020-07-07 | 青岛海汇德电气有限公司 | Charging equipment |
| CN111938927A (en) * | 2020-08-18 | 2020-11-17 | 杭州心想医疗器械有限公司 | First aid ambulance cart suitable for bone fracture patient that accidental injury leads to |
-
2017
- 2017-10-16 CN CN201721339798.8U patent/CN207261552U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111376754A (en) * | 2018-12-29 | 2020-07-07 | 青岛海汇德电气有限公司 | Charging equipment |
| CN110017344A (en) * | 2019-03-01 | 2019-07-16 | 南京航空航天大学 | A kind of damper |
| CN110017344B (en) * | 2019-03-01 | 2021-07-27 | 南京航空航天大学 | Vibration damper |
| CN111938927A (en) * | 2020-08-18 | 2020-11-17 | 杭州心想医疗器械有限公司 | First aid ambulance cart suitable for bone fracture patient that accidental injury leads to |
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Legal Events
| 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: 20180420 Termination date: 20191016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |