CN111005971B - Shock absorber with vehicle body height adjusting function and control method thereof - Google Patents
Shock absorber with vehicle body height adjusting function and control method thereof Download PDFInfo
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- CN111005971B CN111005971B CN201911231320.7A CN201911231320A CN111005971B CN 111005971 B CN111005971 B CN 111005971B CN 201911231320 A CN201911231320 A CN 201911231320A CN 111005971 B CN111005971 B CN 111005971B
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- adjusting
- cylinder sleeve
- oil
- cavity
- locking
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/002—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising at least one fluid spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/42—Cooling arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/56—Means for adjusting the length of, or for locking, the spring or damper, e.g. at the end of the stroke
Abstract
The invention relates to a shock absorber with a vehicle body height adjusting function and a control method thereof, wherein the shock absorber comprises an outer cylinder sleeve, a shock absorbing piston is arranged in the outer cylinder sleeve, the shock absorbing piston is connected with a piston rod, and the upper end of the piston rod extends out of the outer cylinder sleeve; the automobile body height adjusting device comprises an adjusting cylinder sleeve, and the lower end of the outer cylinder sleeve extends into the adjusting cylinder sleeve; an adjusting piston is arranged in the adjusting cylinder sleeve and is connected with the outer cylinder sleeve; the adjusting piston divides an inner cavity of the adjusting cylinder sleeve into a heat dissipation cavity and an adjusting cavity, the adjusting cavity is positioned at the lower side of the heat dissipation cavity, heat dissipation oil is injected into the heat dissipation cavity, and the heat dissipation cavity is communicated with an oil compensation device; the adjusting cavity is communicated with an adjusting device, the adjusting device pumps gas or liquid into or out of the adjusting cavity, and the upper end of the adjusting cylinder sleeve is also fixed with a locking device for locking the outer cylinder sleeve. The height of the vehicle body can be dynamically adjusted according to the driving road condition, and the operation is convenient.
Description
Technical Field
The present invention relates to a shock absorber, and more particularly, to a method for controlling a shock absorber having a vehicle body height adjusting function.
Background
The threading shock absorber is a common refitted device product in the automobile aftermarket and is characterized in that threads are arranged on the lower body of the shock absorber, and the installation position of a spring seat can be rotationally adjusted, so that different automobile body height positions can be adjusted. Meanwhile, the damping adjusting knob with the damping adjustable structure can adjust the overall damping force of the shock absorber. The traditional hank tooth shock absorber has the characteristics that the height of a vehicle body and the damping of the shock absorber cannot be dynamically adjusted on a vehicle, so that the hank tooth shock absorber is inconvenient to operate, and the height adjustment and the damping adjustment of a suspension of the vehicle cannot be realized.
Disclosure of Invention
The invention aims to provide a shock absorber which is convenient for dynamically adjusting the height of a vehicle body, has a reasonable structure and has a vehicle body height adjusting function.
In order to solve the technical problems, the technical scheme of the invention is as follows: a shock absorber with a vehicle body height adjusting function comprises an outer cylinder sleeve, wherein a shock absorption piston is arranged in the outer cylinder sleeve and is connected with a piston rod, and the upper end of the piston rod extends out of the outer cylinder sleeve; the automobile body height adjusting device comprises an adjusting cylinder sleeve, and the lower end of the outer cylinder sleeve extends into the adjusting cylinder sleeve; an adjusting piston is arranged in the adjusting cylinder sleeve and is connected with the outer cylinder sleeve; the adjusting piston divides an inner cavity of the adjusting cylinder sleeve into a heat dissipation cavity and an adjusting cavity, the adjusting cavity is positioned at the lower side of the heat dissipation cavity, heat dissipation oil is injected into the heat dissipation cavity, and the heat dissipation cavity is communicated with an oil compensation device; the adjusting cavity is communicated with an adjusting device, the adjusting device pumps gas or liquid into or out of the adjusting cavity, and a locking device for locking the outer cylinder sleeve is further fixed at the upper end of the adjusting cylinder sleeve.
As a preferred technical scheme, the oil compensation device comprises a sleeve connected with the outer cylinder sleeve and the adjusting piston, an oil compensation cavity is arranged in the sleeve, and a compensation air bag is arranged in the compensation cavity; and a compensating valve which is communicated with the heat dissipation cavity and the oil liquid compensating cavity is arranged on the outer side wall of the sleeve.
As a preferred technical scheme, metal particles are arranged in the heat-dissipating oil.
As a preferred technical scheme, the adjusting device comprises a connecting seat fixed on the outer side of the adjusting cylinder sleeve, an oil pump is fixed in the connecting seat, the oil inlet end of the oil pump is communicated with an oil storage device fixed on the connecting seat through a first oil pipe, and the oil outlet end of the oil pump is communicated with the adjusting cavity through a second oil pipe; an oil return pipe communicated with the adjusting cavity and the oil storage device is further arranged in the connecting seat, and an oil return electromagnetic valve is arranged on the oil return pipe.
As a preferred technical scheme, the oil storage device comprises a cylindrical quantitative shell fixed on the connecting seat, an oil bag is fixed at one end of the quantitative shell, which is far away from the connecting seat, and a protective shell is arranged at the outer side of the oil bag; a liquid level meter is arranged in the quantitative shell.
As preferred technical scheme, oil storage device fixes on the last side of connecting seat, be equipped with the drive shell on the downside of connecting seat, be equipped with driving motor in the drive shell, the oil pump with driving motor's output shaft fixed connection just the oil pump is located in the drive shell.
As a preferable technical scheme, the locking device comprises a locking shell connected with the adjusting cylinder sleeve, a locking cavity is arranged in the locking shell, a driven gear is rotatably arranged in the locking cavity, and the driven gear is sleeved on the outer side of the outer cylinder sleeve; the upper end face of the driven gear is provided with a split nut, the lower end face of the split nut is provided with a guide groove, and the upper end face of the driven gear is provided with a driving rod extending into the guide groove; the locking mechanism is characterized by further comprising a driving gear meshed with the driven gear, a locking motor is fixed on the outer side of the locking shell, an output shaft of the locking motor penetrates through the locking shell and extends into the locking cavity, and the driving gear is fixed on the output shaft.
The invention aims to solve the technical problem of providing a control method of a shock absorber with a vehicle body height adjusting function, which comprises a control panel, wherein a first switch for controlling a locking device to be opened or closed and a second switch for controlling an adjusting device to be opened or closed are arranged on the control panel;
when it is necessary to increase the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and pumping oil or gas into the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve;
when it is required to reduce the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and releasing oil or gas in the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve.
By adopting the technical scheme, the shock absorber with the vehicle body height adjusting function can dynamically adjust the height of the vehicle body according to the driving road condition, and is convenient to operate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of a locking device in an embodiment of the invention;
fig. 3 is a schematic structural diagram of an adjusting device in an embodiment of the present invention.
Detailed Description
As shown in fig. 1, the shock absorber with the vehicle body height adjusting function comprises an outer cylinder sleeve 1, a shock absorption piston 4 is arranged in the outer cylinder sleeve 1, the shock absorption piston 4 is connected with a piston rod 2, the upper end of the piston rod 2 extends out of the outer cylinder sleeve 1, and the piston rod 2 is connected with a vehicle body. The automobile body height adjusting device 6 comprises an adjusting cylinder sleeve 66, and the lower end of the outer cylinder sleeve 1 extends into the adjusting cylinder sleeve 66; an adjusting piston 61 is arranged in the adjusting cylinder sleeve 66, and the adjusting piston 61 is connected with the outer cylinder sleeve 1; adjusting piston 61 will the inner chamber of adjusting cylinder liner 66 is separated for heat dissipation chamber 62 and regulation chamber 65, it is located to adjust the chamber 65 the downside in heat dissipation chamber 62 just heat dissipation chamber 62 is annotated and is had heat dissipation fluid, and heat dissipation fluid is connected outer cylinder liner 1 with adjusting cylinder liner 66, is favorable to conducting the heat of outer cylinder liner 1 to adjusting cylinder liner 66 department, avoids influencing the heat dissipation of outer cylinder liner 1 because adjusting cylinder liner 66 is in the outer side of outer cylinder liner 1. The heat dissipation cavity 62 is communicated with an oil liquid compensation device; the oil compensation device comprises a sleeve which is connected with the outer cylinder sleeve 1 and the adjusting piston 61, and optimally, the sleeve and the outer cylinder sleeve 1 are designed in an integrated mode, an oil compensation cavity is arranged in the sleeve, and a compensation air bag 64 is arranged in the compensation cavity; and a compensating valve 63 for communicating the heat dissipation cavity 62 with the oil liquid compensating cavity is arranged on the outer side wall of the sleeve. The metal particles are arranged in the heat dissipation oil, so that the heat conductivity of the heat dissipation oil is improved, and the heat dissipation efficiency is improved.
When the adjusting piston 61 moves downwards, the heat dissipation cavity 62 is stretched, the pressure in the heat dissipation cavity 62 is reduced, and oil in the oil compensation cavity enters the heat dissipation cavity 62, so that a good heat conduction effect between the outer cylinder sleeve and the adjusting cylinder sleeve 66 is maintained. When the adjusting piston 61 moves upwards, the heat dissipation chamber 62 is compressed, and the pressure in the heat dissipation chamber 62 is increased, so that oil enters the compensation chamber. In the above process, the compensation air bag 64 is used for adjusting the volume variable of the oil in the compensation chamber.
The adjusting cavity 65 is communicated with an adjusting device 7, the adjusting device 7 pumps or pumps gas or liquid into or out of the adjusting cavity 65, as shown in fig. 3, the adjusting device 7 includes a connecting seat 71 fixed on the outer side of the adjusting cylinder sleeve 66, an oil pump 74 is fixed in the connecting seat 71, an oil inlet end of the oil pump 74 is communicated with an oil storage device fixed on the connecting seat 71 through a first oil pipe 76, the oil storage device includes a cylindrical quantitative shell 771 fixed on the connecting seat 71, an oil bag 773 is fixed at one end of the quantitative shell 771, which is far away from the connecting seat 71, and a protective shell 772 is arranged on the outer side of the oil bag 773; the protective shell 772 is provided with air holes. And a liquid level meter is arranged in the quantitative shell 771 and used for monitoring the oil pumping amount by a control system. The oil outlet end of the oil pump 74 is communicated with the adjusting cavity 65 through a second oil pipe 75; an oil return pipe 78 for communicating the adjusting cavity 65 with the oil storage device is further arranged in the connecting seat 71, and an oil return electromagnetic valve 79 is arranged on the oil return pipe 78. The oil storage device is fixed on the upper side face of the connecting seat 71, a driving shell 72 is arranged on the lower side face of the connecting seat 71, a driving motor 73 is arranged in the driving shell 72, and the oil pump 74 is fixedly connected with an output shaft of the driving motor 73 and located in the driving shell 72.
And a locking device 5 for locking the outer cylinder sleeve 1 is also fixed at the upper end of the adjusting cylinder sleeve 66. As shown in fig. 2, the locking device 5 includes a locking housing 51 connected to the adjusting cylinder sleeve 66, a locking cavity 53 is provided in the locking housing 51, a driven gear 52 is rotatably provided in the locking cavity 53, and the driven gear 52 is sleeved on the outer side of the outer cylinder sleeve 1; an opening and closing nut 54 is arranged on the upper end surface of the driven gear 52, a guide groove 55 is arranged on the lower end surface of the opening and closing nut 54, and a driving rod 58 extending into the guide groove 55 is arranged on the upper end surface of the driven gear 52; the locking mechanism further comprises a driving gear 57 meshed with the driven gear 52, a locking motor 56 is fixed on the outer side of the locking shell 51, an output shaft of the locking motor 56 penetrates through the locking shell 51 and extends into the locking cavity 53, and the driving gear 57 is fixed on the output shaft.
In order to facilitate the dynamic adjustment of the vehicle body, the vehicle body dynamic adjusting device further comprises a control panel, and the control panel can be arranged on the center console. The control panel is provided with a first switch for controlling the locking device to be opened or closed and a second switch for controlling the adjusting device to be opened or closed; .
When it is necessary to increase the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and pumping oil or gas into the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve;
when it is required to reduce the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and releasing oil or gas in the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve.
Specifically, the adjusting device needs to control the opening or closing of the drive motor 73 and the oil return solenoid valve 79, that is, the first switch needs to have two control elements, one for controlling the drive motor 73 and the other for controlling the opening or closing of the oil return solenoid valve 79; the control of the locking means comprises the switching on or off of the locking motor 56, i.e. the second switch directly controls the switching on or off of the locking motor 56.
When it is necessary to increase the height of the vehicle body,
s1: the locking motor 56 is controlled through a first switch, and the opening and closing nut 54 is unlocked through the rotation of the locking motor 56 in a specific direction;
s2: the driving motor 73 is controlled by the second switch, and the driving motor 73 drives the oil pump 74 to pump oil into the adjusting cavity 65;
s3: after the adjustment is finished, the driving motor 73 is turned off through the second switch, the locking motor 56 is controlled to rotate in the opposite direction through the first switch, and the split nut 54 is driven to complete the locking;
when it is required to reduce the height of the vehicle body,
s1: the locking motor 56 is controlled through a first switch, and the opening and closing nut 54 is unlocked through the rotation of the locking motor 56 in a specific direction;
s2: the opening of the oil return electromagnetic valve 79 is controlled through a second switch, and oil is drained from the adjusting cavity 65 through the oil return pipe 78 under the action of the self weight of the vehicle body;
s3: after the adjustment is completed, the oil return electromagnetic valve 79 is closed through the second switch, the locking motor 56 is controlled to rotate in the reverse direction through the first switch, and the split nut 54 is driven to complete the locking.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A shock absorber with a vehicle body height adjusting function comprises an outer cylinder sleeve, wherein a shock absorption piston is arranged in the outer cylinder sleeve and is connected with a piston rod, and the upper end of the piston rod extends out of the outer cylinder sleeve; the method is characterized in that: the automobile body height adjusting device comprises an adjusting cylinder sleeve, and the lower end of the outer cylinder sleeve extends into the adjusting cylinder sleeve; an adjusting piston is arranged in the adjusting cylinder sleeve and is connected with the outer cylinder sleeve; the adjusting piston divides an inner cavity of the adjusting cylinder sleeve into a heat dissipation cavity and an adjusting cavity, the adjusting cavity is positioned at the lower side of the heat dissipation cavity, heat dissipation oil is injected into the heat dissipation cavity, and the heat dissipation cavity is communicated with an oil compensation device; the adjusting cavity is communicated with an adjusting device, the adjusting device pumps gas or liquid into or out of the adjusting cavity, and a locking device for locking the outer cylinder sleeve is further fixed at the upper end of the adjusting cylinder sleeve; the locking device comprises a locking shell connected with the adjusting cylinder sleeve, a locking cavity is arranged in the locking shell, a driven gear is rotatably arranged in the locking cavity, and the driven gear is sleeved on the outer side of the outer cylinder sleeve; the upper end face of the driven gear is provided with a split nut, the lower end face of the split nut is provided with a guide groove, and the upper end face of the driven gear is provided with a driving rod extending into the guide groove; the oil compensating device comprises a sleeve which is connected with the outer cylinder sleeve and the adjusting piston, an oil compensating cavity is arranged in the sleeve, and a compensating air bag is arranged in the compensating cavity; and a compensating valve which is communicated with the heat dissipation cavity and the oil liquid compensating cavity is arranged on the outer side wall of the sleeve.
2. A shock absorber with a vehicle body height adjusting function according to claim 1, wherein: and metal particles are arranged in the heat dissipation oil.
3. A shock absorber with a vehicle body height adjusting function according to claim 1, wherein: the adjusting device comprises a connecting seat fixed on the outer side of the adjusting cylinder sleeve, an oil pump is fixed in the connecting seat, the oil inlet end of the oil pump is communicated with an oil storage device fixed on the connecting seat through a first oil pipe, and the oil outlet end of the oil pump is communicated with the adjusting cavity through a second oil pipe; an oil return pipe communicated with the adjusting cavity and the oil storage device is further arranged in the connecting seat, and an oil return electromagnetic valve is arranged on the oil return pipe.
4. A shock absorber with a vehicle body height adjusting function according to claim 3, wherein: the oil storage device comprises a cylindrical quantitative shell fixed on the connecting seat, an oil bag is fixed at one end of the quantitative shell, which is far away from the connecting seat, and a protective shell is arranged at the outer side of the oil bag; a liquid level meter is arranged in the quantitative shell.
5. A shock absorber with a vehicle body height adjusting function according to claim 3, wherein: the oil storage device is fixed on the upper side face of the connecting seat, a driving shell is arranged on the lower side face of the connecting seat, a driving motor is arranged in the driving shell, and the oil pump is fixedly connected with an output shaft of the driving motor and located in the driving shell.
6. A control method of a shock absorber having a vehicle body height adjusting function according to claim 1, characterized in that: the locking device comprises a control panel, wherein a first switch for controlling the locking device to be opened or closed and a second switch for controlling the adjusting device to be opened or closed are arranged on the control panel;
when it is necessary to increase the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and pumping oil or gas into the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve;
when it is required to reduce the height of the vehicle body,
s1: the locking device is controlled by the first switch to unlock the outer cylinder sleeve;
s2: controlling the adjusting device through a second switch, and releasing oil or gas in the adjusting cavity through the adjusting device;
s3: after the adjustment is finished, the adjusting device is turned off through the second switch, and the locking device is controlled through the first switch to finish the locking of the outer cylinder sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911231320.7A CN111005971B (en) | 2019-12-05 | 2019-12-05 | Shock absorber with vehicle body height adjusting function and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911231320.7A CN111005971B (en) | 2019-12-05 | 2019-12-05 | Shock absorber with vehicle body height adjusting function and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111005971A CN111005971A (en) | 2020-04-14 |
| CN111005971B true CN111005971B (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911231320.7A Active CN111005971B (en) | 2019-12-05 | 2019-12-05 | Shock absorber with vehicle body height adjusting function and control method thereof |
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| CN (1) | CN111005971B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850923B (en) * | 2022-06-20 | 2024-03-22 | 扬州鑫禾源机械有限公司 | Hydraulic telescopic device for cavity-adjustable clamp for slender shaft machining |
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| JP2005145295A (en) * | 2003-11-17 | 2005-06-09 | Tein:Kk | Hydraulic vehicle height adjusting device |
| CN205226572U (en) * | 2015-12-17 | 2016-05-11 | 温州爱诺控制阀门有限公司 | Top mounted incorporated hand -operated device of pneumatic craspedodrome journey executor |
| CN206513754U (en) * | 2017-03-03 | 2017-09-22 | 江西捷凯机械有限公司 | A kind of noise reduction heat abstractor of damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002081484A (en) * | 2000-09-04 | 2002-03-22 | Kayaba Ind Co Ltd | Device for limiting mounting length of hydraulic shock absorber |
| JP2002070917A (en) * | 2000-09-04 | 2002-03-08 | Kayaba Ind Co Ltd | Mounting length limiter for hydraulic shock absorber |
| JP2002081485A (en) * | 2000-09-04 | 2002-03-22 | Kayaba Ind Co Ltd | Device for limiting mounting length of hydraulic shock absorber |
| JP2003136929A (en) * | 2001-10-30 | 2003-05-14 | Arutea:Kk | Air spring type automobile suspension |
| JP2004066879A (en) * | 2002-08-02 | 2004-03-04 | Nikken:Kk | Suspension device for vehicle |
| CN202118182U (en) * | 2011-06-24 | 2012-01-18 | 常州新瑞汽车配件制造有限公司 | Height control mechanism of absorber |
| CN205446525U (en) * | 2016-03-10 | 2016-08-10 | 苏海 | Adjustable changeable automobile -used damping device |
| CN108980255A (en) * | 2018-07-09 | 2018-12-11 | 宁波凯瑞汽车零部件有限公司 | A kind of adjustable shock |
| CN110017349B (en) * | 2019-03-15 | 2020-09-25 | 江苏大学 | Rigidity-controllable magneto-rheological damper for vehicle and rigidity control method |
| CN211599384U (en) * | 2019-12-05 | 2020-09-29 | 衢州龙鼎汽车零部件制造有限公司 | Shock absorber with vehicle body height adjusting function |
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2019
- 2019-12-05 CN CN201911231320.7A patent/CN111005971B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005145295A (en) * | 2003-11-17 | 2005-06-09 | Tein:Kk | Hydraulic vehicle height adjusting device |
| CN205226572U (en) * | 2015-12-17 | 2016-05-11 | 温州爱诺控制阀门有限公司 | Top mounted incorporated hand -operated device of pneumatic craspedodrome journey executor |
| CN206513754U (en) * | 2017-03-03 | 2017-09-22 | 江西捷凯机械有限公司 | A kind of noise reduction heat abstractor of damper |
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| CN111005971A (en) | 2020-04-14 |
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