CN201800483U - Static-pressure position-limiting hydraulic shock absorber - Google Patents
Static-pressure position-limiting hydraulic shock absorber Download PDFInfo
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- CN201800483U CN201800483U CN2009203518337U CN200920351833U CN201800483U CN 201800483 U CN201800483 U CN 201800483U CN 2009203518337 U CN2009203518337 U CN 2009203518337U CN 200920351833 U CN200920351833 U CN 200920351833U CN 201800483 U CN201800483 U CN 201800483U
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Abstract
A static-pressure position-limiting hydraulic shock absorber meeting the using requirements of automobiles has two structural forms: the combination form, that is, a cylindrical spiral spring is integrated with a shock absorber, a spring seat and a piston rod are connected with an upper control arm, and an oil storage cylinder seat is connected with a lower control arm; the independent form, an upper hoist ring is integrated with an umbrella-shaped bracket and the piston rod, the upper hoist ring is connected with the upper control arm, and the hoist ring on the oil storage cylinder seat is connected with the lower control arm. the combination type static-pressure position-limiting hydraulic shock absorber as well as the independent type static-pressure position-limiting hydraulic shock absorber consists of three round cylinders; a round dustproof shield cylinder is sleeved with a round oil-storage cylinder, the oil-storage cylinder is sleeved with a round working cylinder, the oil-storage cylinder and the round working cylinder are connected to the round upper guide seat, the guide seat is shaped like an inverted step tapering from top to bottom, and oil is stored between the oil-storage cylinder and the round working cylinder; the working cylinder is connected with a round seat provided with a compensating valve, a positioning valve, a position limiting valve, and a ball check valve are mounted on the working cylinder wall; flowing resistance and static pressure of fluid are controlled through the switching of the valve; the compression and extension speed and size of the piston is inhibited, the impact force and the shocking of the external load and the rebounding energy of the spring are absorbed, the distance between an automobile skirt part and the ground is ensured, and the smoothness and comfortableness of automobiles can be achieved.
Description
1. affiliated technical field
The utility model relates to the shock absorption device in a kind of automotive suspension: the spacing hydraulic damper of static pressure, this is novel to be to utilize liquid flowing resistance and static pressure to limit Piston Compression and extension position, suppress spring optimal compression size and bounce-back energy, with automobile bumpiness and vibration energy consumption and absorption, and can guarantee automobile skirt section terrain clearance.
2. background technology
In automotive suspension structure, elasticity original paper and bumper are indispensable major parts, and traditional shock absorber is a drum type brake, belongs to disposable use, can not keep in repair, in the time of more can't solving car body and impact downwards, and automobile skirt section terrain clearance.Again because the appearance of current new form height science and technology electronics industry has caused shock mitigation system of new generation: as automatically controlled bumper, the inflation bumper carries formula bumper or the like, and is furnished with complicated subsystem.As horizon sensor, pressure sensor or the like also need electrical motor, compressor, computer, chassis computing machine or the like.Once automobile goes out a minor issue under steam, lay man can't be handled, and can only wait to repair or drag away.
In fact no matter how ever-changing automobile absorber is, do not have and to leave no choice but solve two problems, it 1 guarantees the liftoff height in automobile skirt section, and it 2 consumes and absorb because road conditions caused jolts and shake, and can suppress vehicle body and spring motion, reach the stationarity of running car.This novel can becoming simple complexity, cumbersomeization is convenient, reaches the effect and the purpose of high-tech bumper equally.
3. summary of the invention
This novel " the spacing hydraulic damper of static pressure " can fill up that traditional shock absorber is not enough shakes with lacking, and facility that more need not the many follow-up services of high-tech bumper can reach the requirement and the ideal effect of automotive use equally.The utility model can the bearing automobile quality, to body movement and tire adhesion force constantly change produce and jolt and shake whole consumption and absorption, reach the requirement of automobile ride.
The technical scheme that this novel its technical matters of solution is taked
The utility model is according to " pascal " hydraulic transmission principle, that is: F=P * designed invention of A P=F/A.Hence one can see that, and external load power F is constant, and system pressure P remains equivalence, if external load power F increase and decrease, system pressure is also along with increase and decrease.
Illustrate: external load power on this novel piston of F-effect
The P-system pressure
A-acts on payload space on the piston
This is novel two kinds of versions:
Group body formula static pressure spacing hydraulic damper: elasticity original paper and bumper are one, and this is novel partly forms by 9: 1. dust boot, 2. oil storage cylinder, 3. clutch release slave cylinder, 4. valve body is 5. gone up guide holder, 6. clutch release slave cylinder base and oil storage cylinder base, 7 upper and lower spring perches, 8. spring, 9. piston rod and piston.
Dust boot is a cylindrical shape, is 2/3 of oil storage cylinder height, and circular dust boot jacket casing is on the oil storage cylinder outer wall, and the top has 3 120 ° of screws of being separated by to be connected locking with the circular upper spring seat in band silk hole.
Oil storage cylinder barrel circle, it is enclosed within on the clutch release slave cylinder outer wall, and two cylinders are fixed on the step on the circular guide holder jointly, and last guide holder belongs to the inversion step, and is up big and down small, for forming the space oil storage between this two cylinder and on the casing wall of working valve body being installed.There are 4 screws of 90 ° of being separated by on oil storage casing wall top, this hole and the locking of guide holder silk hole bolt together, and the oil storage cylinder cup dolly wherein has rubber sealing, and there is the silk hole bolt together locking of 4 screws and circular oil storage cylinder base oil storage casing wall lower end.Rubber sealing is wherein arranged.Have guidepost on the oil storage cylinder base, guidepost passes the automobile Lower control arm, with nut locking under control on the wall.The oil storage cylinder base has two relative open-works, and bolt passes open-work, through the space in oil storage cylinder base and the clutch release slave cylinder base, is locked in the silk hole of clutch release slave cylinder base.
Work cylinder barrel circle, work casing wall upper end have that a silk hole is connected locking on 4 screws and the last guide holder, and O-ring seal is wherein arranged, and the casing wall lower end of working also has 4 screws and clutch release slave cylinder cup dolly silk hole bolt together to lock, and O-ring seal is wherein arranged.On the clutch release slave cylinder cup dolly centre hole, taper " throttle compensating valve " is installed, taper " stopper ring " is installed in work casing wall bottom, apart from cylinder bottom certain depth is arranged, this deep space is the static pressure chamber, transport pipe on the stopper ring is connected on " on the ball check valve " on work casing wall top, and the taper " limit valve " on ball check valve and the casing wall is at relative level attitude.Two valves have the certain altitude space apart from the cylinder top, and this height space is last " static pressure chamber ".
Last guide holder, the rounded guide holder of going up is the inversion type step, the installation oil storage cylinder of topping bar, the erection work cylinder of getting out of a predicament or an embarrassing situation, bolt together wherein has O-ring seal, the space that forms between two cylinders is a shoe cream room, guide holder has bolt type exhaust needle-valve facing to shoe cream room, and the guide holder centre hole has the three seals oil ring, and the blow off valve on the guide holder is facing between clutch release slave cylinder and the oil storage cylinder.
Upper and lower spring perch, circular upper spring seat is in the same place with the dust boot bolt together, and upper spring seat has two to expose that the control wall is connected locking on screw rod and the automobile, and spring perch is covered with identical centre hole with preventing dust, and piston rod therefrom passes.The seat skirt of circular lower spring cup has 3 screws, and screw passes the screw of spring perch and is connected locking with a hole on the oil storage cylinder outer wall.Cylindrically coiled spring is installed between the upper and lower spring perch.
Piston rod and piston: there is screw thread at the piston rod two ends, the screw thread root has shoulder, piston-rod lower end is connected with piston in the clutch release slave cylinder, use nut locking, have 3 road seal rings on the piston, guide holder is passed in the piston rod upper end, and there is 3 roads sealing O type cushion rubber in the guide holder hole, piston rod upper end is passed the back from dust boot and upper spring seat hole again and is blocked by shoulder, with nut piston rod is connected in the upper suspension arm and locks.
Stand alone type " the spacing hydraulic damper of static pressure ": different is stand alone type with organizing the body formula: cylindrical screw coil component spring original paper separates use with bumper, the ring stand of hanging oneself is that umbrella shape and piston rod are one, ring frame is connected with 3 screws with dust boot, upper suspension arm is connected upper lift ring with automobile, lower lift ring and oil storage cup dolly are one, and lower lift ring is connected with the automobile Lower control arm.The valve body of installing on clutch release slave cylinder and compound type " the spacing hydraulic damper of the static pressure " clutch release slave cylinder is all identical, and clutch release slave cylinder is also identical with group body formula with the base connection mode with oil storage cylinder, and oil storage cylinder also is connected on the guide holder with the same manner with clutch release slave cylinder.
Principle of work
Compression stroke: when vehicle frame is subjected to the impact of external load power, the spring perch compression spring, piston bears external load power and is descending, the fluid of clutch release slave cylinder cavity of resorption is after Piston Compression, the high pressure that produces, form dumping force very doughtily, length of spring compressed speed is slowed down, consume jointly with bumper and to have absorbed a part of impulsive force, but impulsive force does not stop, under the pressure of descent of piston, oil pressure continues to raise, when oil pressure exceeds the predetermincd tension of stopper ring, stopper ring is opened, liquid oil is by transport pipe filling operation cylinder epicoele, and oil pressure reduces, and stopper ring cuts out, descent of piston, descending piston raises the fluid compression again, produces new resistance, and descent of piston is slow, it is slow to stagnate, make spring produce bounce and piston and resist jointly and consume and absorb impact energy, liquid oil has increased pressure under the compression of piston, the predetermincd tension that has exceeded stopper ring again, stopper ring is opened again, and liquid oil is again from ball check valve filling operation cylinder piston upper chamber, the moment of load impacting outside, " stopper ring " opened, close, through several cycles, impulsive force dies down through repeatedly consuming absorption, when piston is parallel with stopper ring, stopper ring is closed, underpiston liquid forms static pressure, with the impulsive force equivalence, has controlled the requirement of length of spring compressed size, there is the gap between every joint spiral, avoided the spring collision, the hard contact of formation, the strong seismaesthesia that is produced.Because spring has been defined reduced size and static pressure and has supported the piston together support and vehicle frame, has guaranteed the liftoff height of skirt portion.
Uphold and form: after strong impact force is by piston consumption and spring absorption, stopped compression, the bounce-back energy that spring is huge begins to discharge, drawn back the distance of wheel and vehicle frame, piston begins up, the vacuum that up piston produces is inhaled the throttle compensating valve of clutch release slave cylinder base and is opened, and the liquid oil subsidy of oil storage cylinder fills the into cavity of resorption of piston, follows piston and rises.Because piston upper chamber has been full of liquid oil, up Piston Compression liquid oil increases oil pressure, piston is subjected to dumping force and becomes stagnant slow, suppress and consumed the bounce-back energy of a part of spring, because the predetermincd tension of limit valve is greater than stopper ring, oil pressure is more and more higher, when oil pressure during greater than the predetermincd tension of limit valve, limit valve is opened, liquid oil injects oil storage cylinder from limit valve, and oil pressure reduces limit valve rapidly closes, and piston rises and accelerates, the liquid oil dumping force that output is new again is increasing, piston becomes slow and stagnates slowly, resists and consuming the extension and the bounce-back energy of spring, and limit valve is opened again, so the cycle circulates repeatedly repeatedly, and the bounce-back energy of spring repeatedly is cushioned and is consumed.When piston rises to when parallel with limit valve, limit valve is not being opened, and the liquid of piston upper chamber forms static pressure, impulsive contact force equivalence with bounce-back has suppressed the motion of spring and vehicle frame, and the energy that will rebound is controlled, impulsive contact force disappears, and makes automobile avoid shaking and jolting, and operates steadily.
4, this is suitable for novel beneficial effect.
(1), utilize the effective efficiency of the principles of science of the resistance to flow of liquid and fluid pressure in conjunction with four kinds of valve bodies, suppressed the motion of automobile and spring, with impulsive force with jolt and consume and absorb.
(2), limit the spring stretch measure, avoided the last anti-elastomeric collision of spring capacity, with the length of spring compressed sizing, certain clearance is arranged in the spiral segment, avoided hitting on the spring hard contact, the strong seismaesthesia of generation.
(3), the way of depending merely on the elastic element buffering in the current suspension system, the mode of employing bumper and spring cooperation damping have been changed.
(4), various sensors of computer computing machine that original text science and technology adopted and compressor circuit pipeline or the like, the loaded down with trivial details and complicated process that is caused have been avoided.
(5), the utility model simple structure, easy to maintenance, each parts can decompose, the waste of having avoided disposable use to cause has economy.
4, description of drawings:
Below in conjunction with drawings and Examples the utility model is further specified
Fig. 1: tapered throttle compensating valve
Fig. 2: the tapered stopper ring of tapered limit valve
Fig. 3: ball check valve
Fig. 4: bolt type exhaust needle-valve
Fig. 5, Fig. 6: clutch release slave cylinder section-drawing
Fig. 7, Fig. 8: oil storage cylinder section-drawing
Fig. 9, Figure 10: dust prevention of vibration absorber cover
Figure 11, Figure 12: stand alone type: the spacing hydraulic damper suspension ring of static pressure
Figure 13, Figure 14: guide holder
Figure 15, Figure 16: fixing " clutch release slave cylinder " base
Figure 17: spring pedestal and Control arm Connection Block
Figure 18: be A-A cutaway view among Figure 17
Figure 19: connect automobile Control arm nut pad
Figure 20: be B-B section-drawing among Figure 19
Figure 21: the spacing hydraulic damper piston rod of compound type static pressure
Figure 22, Figure 23: spring pedestal
Figure 24: the spacing hydraulic damper pattern schematic of combination static pressure figure
Figure 25: the spacing hydraulic damper structure of group body formula static pressure cutaway view
1, threaded piston rod, 2, spring perch and Control arm terminal pad tie bolt, 3, enter the upper suspension arm shoulder, 4, spring perch and anti-method cover tie bolt, 5, spring perch, 6, the guide holder seal ring, 7, oil storage cylinder and guide holder tie bolt, 8, clutch release slave cylinder and guide holder tie bolt, 9, guide holder, 10, cylindrically coiled spring, 11, ball check valve, 12, transport pipe, 13, tapered stopper ring, 14, tapered limit valve, 15, dust boot, 16, piston rod, 17, clutch release slave cylinder, 18, oil storage cylinder, 19, piston, 20, the three seals circle, 21, lower spring cup, 22, tapered throttle compensating valve, 23, clutch release slave cylinder base tie bolt, 24, seal ring, 25, oil storage cylinder and bumper base tie bolt, 26, control of access arm shoulder, 27, Control arm and terminal pad tie bolt, 28, lower spring cup, 29, the spring perch skirt, 30, the bumper base, 31, the clutch release slave cylinder base, 32, spring perch and oil storage cylinder tie bolt.
Figure 26: independent suspension ring formula: the spacing hydraulic damper structure of static pressure cutaway view
Figure 27: main body bumper running condition 1 scheme drawing
Figure 28: main body bumper running condition 2 scheme drawings
5 specific embodiment
The utility model has two kinds of versions
(1) Figure 25: the spacing hydraulic damper of static pressure, this novel spring and bumper one are called group body shock absorber.
The spacing hydraulic damper scheme drawing of Figure 24 group body formula static pressure
(2) Figure 26: stand alone type. the spacing hydraulic damper of static pressure, this bumper separates with the elasticity original paper, is independent installation, belongs to the suspension ring formula, with the group shock-absorber difference is arranged slightly on the structure, and performance is identical with principle of work.
Figure 25: the spacing hydraulic damper section of structure of group body formula static pressure
Bolt (2) on piston rod (1) and the spring perch (5) is by the upper suspension arm nut locking, spring perch (5) is connected with dust boot (15), guide holder (9) has 3 seal rings in case liquid oil is scurried out from piston rod (16), oil storage cylinder (18) is connected with bolt (7) with last guide holder (9), oil storage cylinder (18) and bumper base (30) the tie bolt an angle of 90 degrees of being separated by, clutch release slave cylinder (17) is connected with bolt (8) with guide holder (9), O RunddichtringO (6) is to its sealing, clutch release slave cylinder (17) is connected with clutch release slave cylinder base (31), O type circle (24) sealing, bumper base king bolt (27) is connected with Lower control arm, lower spring cup (29) is connected and fixed with bolt (32) with oil storage cylinder (18), spring (10) is between spring perch (5) and spring perch (29), the all restricted spring pawl skirt of spring perch (5) (29) (28) (27), limited the spring cross motion, piston rod (16) is used nut locking with piston (19), 3 road seal rings (20) make the fluid can not the upper and lower cavity play, clutch release slave cylinder (18) is equipped with 4 valve bodies, have the dimensions apart from cylinder bottom seat (31) stopper ring (13) has been installed, when external lotus masterpiece is used on the piston rod (16), impulsive force makes piston (19) descending, liquid oil is compressed, stopper ring (13) predetermincd tension is very strong, descending piston (19) is subjected to the inhibition of liquid damping power, spring (10) consumes a part of impulsive force of absorption jointly with bumper in compressed process but the external load impulsive force does not have turbine shutdown oil pressure also increasing, overcome the predetermincd tension of stopper ring, stopper ring (13) is opened, liquid oil enters transport pipe and pushes ball check valve (11) filling operation cylinder (170 epicoele open, cavity of resorption oil pressure step-down stopper ring (13) cuts out, spring (10) is compressed again, piston (19) is again descending, liquid oil is compressed again and increases, the dumping force descent of piston that piston (19) is subjected to fluid flow stagnates slow, impulsive force is absorbed a part by bumper and spring (10) consumption again, the load impacting power that acts on the piston rod (16) is also continuing, liquid oil is compressed again and raises, stopper ring (13) is opened, at the stopper ring open and close cycle moment of impulsive force several, the external load impulsive force also is absorbed constantly being consumed, when piston (19) is parallel with stopper ring (13), stopper ring cuts out, the piston cavity of resorption also has the fluid of certain design size, static pressure and piston rod (16) load impacting power equivalence that liquid produces, piston stops descending, controlled the motion of compression of spring size and vehicle body, impulsive force is consumed and is absorbed.Exist certain clearance to be less than between the spring spiral and be compressed to the limit, avoided bumping against between spring the hard contact of generation and formed seismaesthesia, also guaranteed skirt portion terrain clearance.
Compression stops moment, and spring (10) is compressed the ground huge energy, has formed bounce-back, extension process that Here it is:
The bounce-back energy that spring (10) is huge spaces out vehicle frame and wheel, piston rod (16) produces the pulling force that makes progress, and piston (19) beginning is up, the vacuum action of cavity of resorption, throttle compensating valve (22) on the clutch release slave cylinder base (31) is inhaled out, and oil storage cylinder (18) liquid oil is along with piston rises.Up piston (19) has compressed the liquid oil of epicoele, liquid oil has produced high pressure, piston (19) up produced very strong dumping force, the bounce-back impulsive contact force of spring (10) is suppressed, consuming, the limit valve of epicoele (14) predetermincd tension is stronger than stopper ring (13), but the high pressure that constantly is compressed liquid oil is opened limit valve, the liquid oil of epicoele has injected oil storage cylinder (18), oil pressure reduces, limit valve (14) cuts out, bounce makes piston rod (16) continue the high pressure resistance piston stroking upward that the rising oil pressure is compressed generation again, and dumping force has suppressed movement of springs again, in the impulsive force moment that consumes bounce-back, limit valve (14) periodically leaves, close for several times, the impulsive contact force dies down, limit valve quits work when piston (19) is parallel with limit valve (14), acts on the fluid of piston upper chamber, formed the bounce-back energy equivalence of static pressure and spring, suppressed the last impulsive contact force of spring, avoided automobile to jolt under steam and shake, made automobile reach ride comfort and traveling comfort.
Figure 26: the spacing hydraulic damper structure of suspension ring formula static pressure cutaway view
Principle of work is identical with the spacing hydraulic damper of Figure 25 compound type static pressure with performance, and some differences are just arranged on the structure:
Upper lift ring (33) support (34) and piston rod (16) are one, upper lift ring (33) is connected with dust boot (15), the base of lower lift ring (35) is connected with oil storage cylinder (18), and the seal ring sealing is arranged, and other structure is identical with the spacing hydraulic damper of Figure 25 group body formula static pressure.
(remarks: the spacing hydraulic damper of static pressure, it is suitable for all vehicles, be not be for certain vehicle designed, so, in " specification sheets and explanation accompanying drawing ", do not give design size, mainly illustrate and give expression to structure, performance and the principle of work of this utility model, it has novelty, creativeness, practicality and economy).
Claims (1)
1. spacing hydraulic damper of static pressure, it is characterized in that: have group body formula or the spacing hydraulic damper of free-standing static pressure, group body formula: the spacing hydraulic damper of static pressure, the dust boot cylindrical sleeve is on the oil storage cylinder cylinder, it highly is 2/3 of an oil storage cylinder height, the top has 3 120 ° of screws of being separated by to be connected locking with the circular upper spring seat in band silk hole, there are two to expose screw rod and be connected on the spring perch with the automobile upper suspension arm, circular oil storage cylinder barrel and circular work cylinder barrel are installed in the trapezoidal of overhand jointly and go up on the guide holder, 4 silk holes on the casing wall on 4 screws and the guide holder, lock with bolt, the joint rubber sealing, there is the silk hole bolt together locking of 4 screws and circular oil storage cylinder base oil storage casing wall lower end, the oil storage cylinder base has guidepost, guidepost and cup dolly are one, the guidepost upper end is threaded, passing Lower control arm uses nut locking on the automobile Lower control arm, there are 3 screws in the lower spring cup skirt section, be fastened on the silk hole of oil storage cylinder outer wall, cylindrically coiled spring is installed in, between the lower spring cup, the clutch release slave cylinder base is that circle has 4 silk holes and the locking of work casing wall screw bolt together, clutch release slave cylinder base and oil storage cylinder base have living space, the oil storage cylinder base has 2 relative open-works, the space that screw rod therefrom passes through two cylinder bottom seats is connected locking with clutch release slave cylinder base silk hole, the clutch release slave cylinder centre hole of base is installed the taper throttle compensating valve, the taper stopper ring is installed in work casing wall bottom, stopper ring has certain depth apart from cylinder bottom, this degree of depth is the static pressure chamber, the transport pipe that connects on the stopper ring and the taper limit valve of work on the casing wall are at relative level attitude, ball check valve and limit valve have the certain altitude space apart from the cylinder top, this space is last static pressure chamber, there is screw thread at the piston rod two ends, the screw thread root has shoulder, piston-rod lower end is connected with piston in the clutch release slave cylinder, use nut locking, have 3 road seal rings on the piston, guide holder is passed in the piston rod upper end, there is 3 roads sealing O type cushion rubber in the guide holder hole, piston rod upper end is passed the back from dust boot and upper spring seat hole again and is blocked by shoulder, with nut piston rod is connected in the upper suspension arm and locks, guide holder is down step on the circle, the installation oil storage cylinder of topping bar, the erection work cylinder of getting out of a predicament or an embarrassing situation, use rubber sealing, the space that forms between two cylinders is a shoe cream room, and guide holder has bolt type exhaust needle-valve facing to shoe cream room; Stand alone type: all there are suspension ring the spacing hydraulic damper of static pressure top and bottom, the ring stand of hanging oneself is umbrella shape and piston rod is an one, upper lift ring is connected with the automobile upper suspension arm, ring frame and dust boot cylinder are connected and fixed with 3 screws of 120 ° of being separated by, the dust boot cylindrical sleeve is on the oil storage cylinder cylinder, it highly is 2/3 of oil storage cylinder, the oil storage cylinder cylindrical sleeve is on the clutch release slave cylinder cylinder, oil storage cylinder is connected with the common and last guide holder of clutch release slave cylinder, guide holder is round step, there are 4 screws and the topping bar of guide holder in band silk hole to be connected and fixed on the oil storage cylinder upper end wall, O-ring seal is wherein arranged, having 4 screws to get out of a predicament or an embarrassing situation with the guide holder in band silk hole on the clutch release slave cylinder upper end wall is connected and fixed, O-ring seal is arranged therebetween, two cylinders are with after guide holder is connected, the middle oil storage space that forms, the suspension ring of oil storage cylinder base, with circular oil storage cylinder base be one, suspension ring are connected with the automobile Lower control arm, the clutch release slave cylinder base is connected with screw with clutch release slave cylinder, the work casing wall has 4 screws, the clutch release slave cylinder base has a hole, O-ring seal is arranged therebetween, between clutch release slave cylinder base and oil storage cylinder base certain space is arranged, the oil storage cylinder base has 3 open-works of 120 ° of being separated by, screw rod passes oil storage cylinder base open-work and enters clutch release slave cylinder base silk hole and tighten fixing, the clutch release slave cylinder centre hole of base is installed the taper throttle compensating valve, work casing wall bottom installing and locating valve, stopper ring has certain depth at the bottom of clutch release slave cylinder, this degree of depth is the static pressure chamber, the transport pipe that stopper ring is installed connects the ball check valve of clutch release slave cylinder upper end, it is relative level attitude with the taper limit valve installed of work casing wall that ball check valve is installed in work casing wall top, two valves have certain altitude apart from the clutch release slave cylinder top, this highly is last static pressure chamber, there is the three seals circle in the guide holder hole, hold-down bolt formula exhaust needle-valve on the guide holder, needle-valve is facing to clutch release slave cylinder and oil storage cylinder midway location, the piston rod on the ring stand of hanging oneself passes the guide holder hole that has seal ring and enters clutch release slave cylinder and be connected with piston in the cylinder, 3 road seal rings are arranged on the piston, and nut is fixed on piston rod on the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203518337U CN201800483U (en) | 2009-12-29 | 2009-12-29 | Static-pressure position-limiting hydraulic shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203518337U CN201800483U (en) | 2009-12-29 | 2009-12-29 | Static-pressure position-limiting hydraulic shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201800483U true CN201800483U (en) | 2011-04-20 |
Family
ID=43870000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203518337U Expired - Fee Related CN201800483U (en) | 2009-12-29 | 2009-12-29 | Static-pressure position-limiting hydraulic shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201800483U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953676A (en) * | 2014-05-14 | 2014-07-30 | 北京京西重工有限公司 | Hydraulic damper with hydraulic stopping structure and manufacture method thereof |
| CN106438813A (en) * | 2016-11-09 | 2017-02-22 | 合肥江瑞汽车零部件有限公司 | Vehicle damper |
| CN107906157A (en) * | 2017-11-13 | 2018-04-13 | 东莞市松研智达工业设计有限公司 | A kind of shock proof damper based on flight |
| CN115306857A (en) * | 2022-10-12 | 2022-11-08 | 江苏魔视智能科技有限公司 | Vehicle shock absorber |
-
2009
- 2009-12-29 CN CN2009203518337U patent/CN201800483U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953676A (en) * | 2014-05-14 | 2014-07-30 | 北京京西重工有限公司 | Hydraulic damper with hydraulic stopping structure and manufacture method thereof |
| CN106438813A (en) * | 2016-11-09 | 2017-02-22 | 合肥江瑞汽车零部件有限公司 | Vehicle damper |
| CN107906157A (en) * | 2017-11-13 | 2018-04-13 | 东莞市松研智达工业设计有限公司 | A kind of shock proof damper based on flight |
| CN115306857A (en) * | 2022-10-12 | 2022-11-08 | 江苏魔视智能科技有限公司 | Vehicle shock absorber |
| CN115306857B (en) * | 2022-10-12 | 2022-12-20 | 江苏魔视智能科技有限公司 | Vehicle shock absorber |
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