CN205859031U - A kind of hydroelastic system damping device - Google Patents
A kind of hydroelastic system damping device Download PDFInfo
- Publication number
- CN205859031U CN205859031U CN201620716909.1U CN201620716909U CN205859031U CN 205859031 U CN205859031 U CN 205859031U CN 201620716909 U CN201620716909 U CN 201620716909U CN 205859031 U CN205859031 U CN 205859031U
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- Prior art keywords
- piston
- damping device
- air bag
- oil
- oil cylinder
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Abstract
A kind of hydroelastic system damping device, belongs to hydraulic shock-absorption technical field.The side, upper and lower of oil cylinder (1) was respectively equipped with hydraulic fluid port, it is characterized in that: the above and or below of described piston (2) is provided with compressible air bag, crossing oil port and be provided with locking-valve, the two of the upper and lower of oil cylinder (1) cross and are communicated with circulation pipe (9) between hydraulic fluid port.This utility model arranges compressible air bag in the side of piston or both sides, elastic buffer structure is i.e. formed in the both sides of piston, bumper and absorbing shock can be realized by the compression of air bag, avoid occurring suddenly upspringing or sinking by a relatively large margin, improve the safety and comfortableness driven or ride, also improve damping effect and the damping reliability of damping device；Meanwhile, the oil port of crossing at oil cylinder is respectively provided with locking-valve, improves convenience during damping device installing/dismounting, also improves the clean, clean and tidy of installation environment, it is to avoid occurs the situation that hydraulic oil is unrestrained when installing/dismounting.
Description
Technical field
A kind of hydroelastic system damping device, belongs to hydraulic shock-absorption art field.
Background technology
Damping fluid compressing cylinder is widely used in automobile and other machinerys with the damping device of piston rod composition, general
The in-oil cylinder hydraulic oil of damping flows into another intracavity from a chamber through different holes repeatedly, reaches the purpose of damping,
But the mode that the oil mass of the oil pocket of piston both sides alternately increases simply is realized the upper and lower of piston by current hydraulic shock-absorption oil cylinder
Float, and then reach the purpose of damping, but due to this structure be directly float or under press, there is no the process buffered, this is just
Making automobile suddenly encounter obstacle, particularly when pit or projection, significantly jolting can occur suddenly in car body, damping effect
Not notable, the safety driven and comfortableness reduce, and also reduce the reliability of damping device simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, it is provided that a kind of damping vibration, subtract
The hydroelastic system damping device that shake effect is notable, comfortableness is driven in raising, avoid severe jolt.
This utility model solves its technical problem and the technical scheme is that this kind of hydroelastic system damping device, bag
Oil scraper cylinder and piston, the side, upper and lower of oil cylinder was respectively equipped with hydraulic fluid port, it is characterised in that: the top of described piston
And/or lower section is provided with compressible air bag, crossing oil port and be provided with locking-valve, the two of the upper and lower of oil cylinder cross and set between hydraulic fluid port
Communication loop pipe, communication loop pipe is had to be provided with choke valve.
The side of piston or both sides arrange compressible air bag, i.e. form elastic buffer structure in the both sides of piston, make
Piston when bearing the pressure pressed down or float, first compressing gasbag, when pressure reaches certain dynamics recompress oil cylinder
In hydraulic oil, when automobile simply through some amplitudes less when jolting, bumper and absorbing shock can be realized by the compression of air bag,
When running into bigger obstacle or depression, it is possible to the process of one, automobile buffering, it is to avoid upspringing by a relatively large margin occurs suddenly
Or sink, improve the safety and comfortableness driven or ride, the damping effect and the damping that also improve damping device are reliable
Property.
Meanwhile, the oil port of crossing at oil cylinder is respectively provided with locking-valve, it is ensured that installs at oil cylinder and piston, and fills oil
After, close-lock valve, it is ensured that the sealing of oil cylinder, complete communication loop pipe two ends to cross being tightly connected of hydraulic fluid ports with two, and
After filling oil in communication loop pipe, then open locking-valve, it is achieved the connection of whole hydraulic oil circuit.Improve damping device to install
Convenience during dismounting, also improves the clean, clean and tidy of installation environment, it is to avoid the feelings that hydraulic oil is unrestrained occur when installing/dismounting
Condition.
Described air bag is the compressing gasbag being fixedly mounted on piston.
Described compressing gasbag is fixedly installed on top and/or the bottom of described piston.
Described air bag is that activity is placed on in-oil cylinder spheroid air bag.
Described spheroid air bag is movably arranged on the above and or below of described piston, is provided with limit between piston and oil cylinder
The spacing net of spheroid air bag range of activity processed.
The bottom of described oil cylinder is provided with bottom valve.
Described communication loop pipe is provided with pouring orifice and oil level detection mouth.Noted in vacant body by pouring orifice
Oil, and judge whether the hydraulic oil in communication loop pipe fills by the liquid level observing the hydraulic oil of oil level detection mouth.
It is respectively equipped with blocking mechanism at described pouring orifice and oil level detection mouth.
Compared with prior art, this utility model is had the beneficial effect that
1, side or the both sides of piston arrange compressible air bag, i.e. form elastic buffer structure in the both sides of piston,
Making piston when bearing the pressure pressed down or float, first compressing gasbag, when pressure reaches certain dynamics, recompression is oily
Hydraulic oil in cylinder, when automobile simply through some amplitudes less when jolting, buffering can be realized by the compression of air bag and subtract
Shake, when running into bigger obstacle or depression, it is possible to the process of one, automobile buffering, it is to avoid bullet by a relatively large margin occurs suddenly
Rising or sink, improve the safety and comfortableness driven or ride, the damping effect and the damping that also improve damping device can
By property.
2, the oil port of crossing at oil cylinder is respectively provided with locking-valve, it is ensured that install at oil cylinder and piston, and after filling oil,
Communication loop pipe two ends are completed to cross being tightly connected of hydraulic fluid port with two by close-lock valve, it is ensured that the sealing of oil cylinder, and in connection
After filling oil in circulation pipe, then open locking-valve, it is achieved the connection of whole hydraulic oil circuit.Improve damping device installing/dismounting
Time convenience, also improve the clean, clean and tidy of installation environment, it is to avoid the situation that hydraulic oil is unrestrained occurs when installing/dismounting.
Accompanying drawing explanation
Fig. 1 is the structural front view schematic diagram of embodiment 1.
Fig. 2 is the structural front view schematic diagram of embodiment 2.
Fig. 3 is the structural front view schematic diagram of embodiment 3.
Fig. 4 is the structural front view schematic diagram of embodiment 4.
Wherein, 1, oil cylinder 2, piston 3, compressing gasbag 4, bottom valve 5, bottom valve mounting seat 6, first cross hydraulic fluid port 7, first
Locking-valve 8, oil level detection mouth 9, communication loop pipe 10, pouring orifice 11, second cross hydraulic fluid port the 12, second locking-valve 13, ball
Bromhidrosis capsule 14, spacing net 15, fuel feeding valve 16, electromotor 17, impeller 18, rotating shaft 19, choke valve.
Detailed description of the invention
Fig. 1 is most preferred embodiment of the present utility model, and 1 ~ 4 pair of this utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
Referring to the drawings 1: a kind of hydroelastic system damping device, including oil cylinder 1 and piston 2, the upper and lower of oil cylinder 1
Side was respectively equipped with hydraulic fluid port, crosses oil port and is provided with locking-valve, as it is shown in figure 1, oil cylinder 1 top is provided with first crosses hydraulic fluid port 6, and first
Crossing hydraulic fluid port 6 and be provided with the first locking-valve 7, oil cylinder 1 bottom is provided with second and crosses hydraulic fluid port 11, and second crosses hydraulic fluid port 11 is provided with the second locking
Valve 12, is provided with compressible air bag above and below piston 2, the two of the upper and lower of oil cylinder 1 cross the company of being provided with between hydraulic fluid port
Logical circulation pipe 9.Also can be provided with pouring orifice 10 and oil level detection mouth 8 on communication loop pipe 9.The bottom of oil cylinder 1 is provided with bottom valve 4,
Communication loop pipe 9 is provided with choke valve 19, and communication loop pipe 9 is additionally provided with impeller 17, and impeller 17 connects generating by rotating shaft 18
Machine 16.Being respectively equipped with blocking mechanism at pouring orifice 10 and oil level detection mouth 8, blocking mechanism can be fuel feeding valve manually or electrically
15, fuel feeding valve 15 is locking-valve, needs to open locking-valve, oiling complete close-lock valve during oiling.
Air bag is fixed installation compressing gasbag 3 on the piston 2.In the present embodiment, compressing gasbag 3 is provided with two groups, two groups
Compressing gasbag 3 is fixedly installed on the upper and lower of piston 2.
Operation principle and work process: this utility model, first install piston 2 in oil cylinder 1, cross hydraulic fluid port 6 He by first
Second crosses hydraulic fluid port 11 oiling in oil cylinder 1, then close-lock valve, completes communication loop pipe 9 two ends to cross the close of hydraulic fluid port with two
Envelope connects, and by pouring orifice oiling in vacant body, and is judged by the liquid level observing the hydraulic oil of oil level detection mouth 8
Whether the hydraulic oil in communication loop pipe 9 fills, and after filling oil in communication loop pipe 9, then open locking-valve, open first
Locking-valve 7 and the second locking-valve 12, when the section that automobile sink through pit etc., piston is pressed for 2 times, piston 2 stress of oil cylinder 1
Shrinking, shown in Fig. 1, first the oil pressure in oil pocket below piston 2 compresses fixing compressing gasbag 3 on the piston 2, compressed gas
Capsule 3 is under oil pressure effect, and compression, buffering falls the part of impact force that piston is pressed for 2 times, when pressure is bigger, just compresses oil pocket
Interior hydraulic oil, hydraulic oil flows downward, and crosses hydraulic fluid port 11 from the second of side, oil cylinder 1 bottom and enters connection through the second locking-valve 12
Circulation pipe 9, hydraulic oil rises through the first hydraulic fluid port 6 and the first locking-valve 7 excessively from communication loop pipe 9 again and enters above piston 2
In oil pocket.
In like manner, when automobile floats through the road conditions of projection, piston 2, piston 2 moves up and above extrusion piston 2
Oil pocket, ibid, first extrudes another compressing gasbag 3 being arranged on piston 2 top, falls pressure on piston 2 by compressing gasbag 3 buffering
Part of impact force.Meanwhile, when automobile is through bumpy sections, and piston 2 is upper and lower two-part oil in repeatedly moving up and down extrusion oil cylinder 2
During chamber, the compressing gasbag 3 being extruded elastic returning original state according to self after losing pressure, during resilience, auxiliary
Boosting is moved piston 2 and is moved so that floating and the multiple perseverations pressed down of piston 2 are releived continuously so that automobile is passing through
Will not be upspring by moment during bumpy sections, violent jolting occur, strengthen the safety and comfort driven and ride, raising subtracts
Shock stability.
Embodiment 2
Referring to the drawings 2: air bag is fixed installation compressing gasbag 3 on the piston 2.Compressing gasbag 3 is provided only with one group, compression
Air bag 3 is fixedly installed on top or the bottom of piston 2.Other settings are same as in Example 1 with operation principle.
Embodiment 3
Referring to the drawings 3: air bag is the spheroid air bag 13 that activity is placed in oil cylinder 1.Spheroid air bag 13 is provided with two groups, two groups
Spheroid air bag 13 is movably arranged on above and below piston 2, is provided with restriction spheroid air bag 13 movable between piston 2 and oil cylinder 1
The spacing net 14 of scope.Spheroid air bag 13 is the spheroid of the activity of can having by oneself in oil pocket, but the range of activity of spheroid air bag 13 has
Limit, avoids, by spacing net 14, the situation that spheroid air bag 13 runs chaotically when compressed.Other are arranged and operation principle and enforcement
Example 1 is identical.
Embodiment 4
Referring to the drawings 4: spheroid air bag 13 is movably arranged on above or below piston 2, and spheroid air bag 13 is provided with one group, live
The spacing net 14 limiting spheroid air bag 13 range of activity it is provided with between plug 2 and oil cylinder 1.Other are arranged and operation principle and embodiment
3 is identical.
The above, be only preferred embodiment of the present utility model, is not that this utility model is made other form
Restriction, any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as equivalent
The Equivalent embodiments of change.But every without departing from technical solutions of the utility model content, real according to technology of the present utility model
Any simple modification, equivalent variations and the remodeling that confrontation above example is made, still falls within the guarantor of technical solutions of the utility model
Protect scope.
Claims (8)
1. a hydroelastic system damping device, including oil cylinder (1) and piston (2), the side, upper and lower of oil cylinder (1) is divided
It was not provided with hydraulic fluid port, it is characterised in that: the above and or below of described piston (2) is provided with compressible air bag, crosses oil port
Being provided with locking-valve, the two of the upper and lower of oil cylinder (1) cross and are communicated with circulation pipe (9), on communication loop pipe (9) between hydraulic fluid port
It is provided with choke valve (19).
A kind of hydroelastic system damping device the most according to claim 1, it is characterised in that: described air bag is fixing
The compressing gasbag (3) being arranged on piston (2).
A kind of hydroelastic system damping device the most according to claim 2, it is characterised in that: described compressing gasbag
(3) top and/or the bottom of described piston (2) it are fixedly installed on.
A kind of hydroelastic system damping device the most according to claim 1, it is characterised in that: described air bag is movable
The spheroid air bag (13) being placed in oil cylinder (1).
A kind of hydroelastic system damping device the most according to claim 4, it is characterised in that: described spheroid air bag
(13) it is movably arranged on the above and or below of described piston (2), between piston (2) and oil cylinder (1), is provided with restriction spheroid air bag
(13) the spacing net (14) of range of activity.
A kind of hydroelastic system damping device the most according to claim 1, it is characterised in that: described oil cylinder (1)
Bottom is provided with bottom valve (4).
A kind of hydroelastic system damping device the most according to claim 1, it is characterised in that: described communication loop pipe
(9) pouring orifice (10) and oil level detection mouth (8) it are provided with.
A kind of hydroelastic system damping device the most according to claim 7, it is characterised in that: described pouring orifice (10)
It is respectively equipped with blocking mechanism with oil level detection mouth (8) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716909.1U CN205859031U (en) | 2016-07-08 | 2016-07-08 | A kind of hydroelastic system damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716909.1U CN205859031U (en) | 2016-07-08 | 2016-07-08 | A kind of hydroelastic system damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205859031U true CN205859031U (en) | 2017-01-04 |
Family
ID=57645947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620716909.1U Expired - Fee Related CN205859031U (en) | 2016-07-08 | 2016-07-08 | A kind of hydroelastic system damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205859031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594422A (en) * | 2020-05-11 | 2020-08-28 | 姚宇翔 | Double-cylinder air compressor |
-
2016
- 2016-07-08 CN CN201620716909.1U patent/CN205859031U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594422A (en) * | 2020-05-11 | 2020-08-28 | 姚宇翔 | Double-cylinder air compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20190708 |