CN205047730U - Binocular hydraulic pressure rear damper - Google Patents
Binocular hydraulic pressure rear damper Download PDFInfo
- Publication number
- CN205047730U CN205047730U CN201520816397.1U CN201520816397U CN205047730U CN 205047730 U CN205047730 U CN 205047730U CN 201520816397 U CN201520816397 U CN 201520816397U CN 205047730 U CN205047730 U CN 205047730U
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- Prior art keywords
- valve
- spring
- yielding rubber
- hydraulic pressure
- seat
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Abstract
The utility model discloses a binocular hydraulic pressure rear damper, be in including top connection, lower clutch, lower of the spring of a rigid coupling lower clutch, the spring seat of honour of a rigid coupling top connection, a rigid coupling in damping spring is located to damping spring between lower of the spring and the spring seat of honour, rigid coupling yielding rubber and a set on the lower terminal surface at the spring seat of honour and its lower extreme wear to locate in lower of the spring fixed connection the shock attenuation main part of lower clutch, shock attenuation main part have one by the piston rod stretched to the epirelief in the shock attenuation main part and one with the cushion rubber of the coaxial setting of piston rod, the piston rod pass behind cushion rubber, yielding rubber and the spring seat of honour with top connection fixed connection. The utility model discloses but greatly reduced vibrations to the impact strength of work cylinder and oil storage cylinder under the too big circumstances, guarantee the structural integrity and the leakproofness of work cylinder and oil storage cylinder, oil -proof, reduction abnormal sound and shake certainly, the whole shock attenuation effect of assurance shock attenuation main part, increase of service life.
Description
Technical field
The utility model relates to damper of vehicle, particularly relates to a kind of bitubular hydraulic pressure rear shock absorber.
Background technique
Vibration damper is the necessary equipment of motor vehicle, its working principle is, when when between vehicle body and vehicle bridge, relative movement appears in vibrations, the piston in vibration damper moves up and down, and the damping oil in vibration damper clutch release slave cylinder flows in another chamber from a chamber through different holes repeatedly.Friction now between hole wall and damping oil and the intermolecular interior friction of fluid form damping force to vibrations, make thump Conversion of Energy be damping oil heat energy, then are dispersed in air by absorber.But, due to existing rear shock absorber once piston rod pressurized is comparatively large, absorber main body can be caused to be subject to hard hit, easily because collision causes damage, have influence on integral shock-absorbing effect and the working life of rear damping greatly.
Summary of the invention
For overcoming the technological deficiency that prior art exists, the utility model provides a kind of bitubular hydraulic pressure rear shock absorber, ensures structural integrity and the sealing of work cylinder barrel and oil storage cylinder barrel, oil-proof, reduce abnormal sound and from shake, ensure the integral shock-absorbing effect of shock-absorbing main bodies, increase the service life.
The technical solution that the utility model adopts is:
A kind of bitubular hydraulic pressure rear shock absorber, comprises
One upper connection, for connecting vehicle frame;
One lower contact, for connecting vehicle bridge;
One spring lower seat, is fixedly connected with lower contact;
The one spring seat of honour, is fixedly connected with upper connection;
One damping spring, is fixedly connected between described spring lower seat and the spring seat of honour;
One yielding rubber, is fixedly connected on the lower end surface at the spring seat of honour; And
One shock-absorbing main bodies, be sheathed in damping spring and its lower end to be arranged in spring lower seat and to be fixedly connected with described lower contact, have one by the piston rod stretched convex in shock-absorbing main bodies and one and the yielding rubber that coaxially arranges of piston rod, described piston rod is fixedly connected with upper connection with behind the spring seat of honour through yielding rubber, yielding rubber.
Further, in described upper connection and lower contact, adaptation is equiped with encapsulate steel bushing respectively.
Further, described yielding rubber and yielding rubber are made up of oil-resistant rubber material respectively.
Further, described yielding rubber is provided with the first axis hole and the second axis hole that are interconnected, described first axis hole arranges towards upper connection and closely cooperates with upper connection, and described second axis hole arranges also coaxial sleeve in the inner towards lower contact and is connected to one second hexagon nut.
Further, O RunddichtringO is also provided with between described shock-absorbing main bodies and lower contact.
Further, described shock-absorbing main bodies also comprises oil storage cylinder barrel, work cylinder barrel, foot valve seat, the first hexagon nut, packing ring, piston assembly, pad mouth circle, guide sleeve, oil sealing and sealing packing ring;
The lower end of described piston rod is spirally connected the first hexagon nut, and described piston rod coaxially connects packing ring, piston assembly, pad mouth circle, guide sleeve, oil sealing and sealing packing ring from the bottom to top successively and upwards protrudes out through oil storage cylinder barrel top;
Described foot valve seat is closely tied in the bottom of work cylinder barrel, and described guide sleeve is closely tied in the top of work cylinder barrel;
Described oil storage cylinder jacket casing be located at work cylinder barrel outer and with lower contact compact siro spinning technology, described sealing packing ring is connected to the top inwall of oil storage cylinder barrel.
Further, described piston assembly comprises a piston ring, three recovery valve blocks and two first compression valve blocks, three described rebuilt valve sheets are stacked and be coaxially arranged between piston ring and packing ring, compression valve sheet described in two first is stacked and be coaxially arranged between piston ring and pad mouth circle, and described piston ring up/down perforation is provided with rebound valve and flowing valve.
Further, described foot valve seat comprises bottom valve pedestal, recuperation valve nut, recuperation valve spring, compensate valve block, recuperation valve pad, compression valve screw rod, second compression valve block and compression valve pad, described bottom valve pedestal up/down perforation is provided with recuperation valve, compression valve and positioning hole, described recuperation valve nut is arranged on the top of bottom valve pedestal, described compression valve screw rod passes positioning hole from the bottom to top and connects recuperation valve nut, described recuperation valve pad, compensate valve block and recuperation valve spring from the bottom to top successively coaxial sleeve be connected between recuperation valve nut and bottom valve pedestal, described second compression valve block and compression valve pad from top to bottom successively coaxial sleeve be connected between compression valve screw rod and bottom valve pedestal.
Further, described yielding rubber is provided with the first glue hole and the second glue hole that are interconnected, described second glue hole to be arranged and its diameter is greater than the diameter in the first glue hole towards upper connection, and the yielding rubber of described second periphery, glue hole is provided with three opening slots, three described opening slot uniform intervals are arranged, are that a shape of cross section is for fan annular and vertical sectional shape is semicircular buffering projection between adjacent two opening slots.
The beneficial effect that the utility model compared with prior art has: due at the affixed yielding rubber in lower end surface, the spring seat of honour, above guide sleeve underlying piston assembly, coaxial sleeve is provided with yielding rubber, so can greatly be reduced in vibrations excessive situation under the work cylinder barrel of shock-absorbing main bodies and the intensity that is hit of oil storage cylinder barrel, the structural integrity of guarantee work cylinder barrel and oil storage cylinder barrel and sealing, oil-proof, reduce abnormal sound and from shake, ensure the integral shock-absorbing effect of shock-absorbing main bodies, increase the service life.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model piston rod and piston coupling structure schematic diagram.
Fig. 3 is the partial enlarged drawing in the portion of A shown in Fig. 2.
Fig. 4 is the utility model yielding rubber lower end surface structural representation.
Fig. 5 is the utility model foot valve seat structural representation.
Description of reference numerals:
10, upper connection; 20, lower contact; 21, O RunddichtringO; 31, the spring seat of honour; 32, spring lower seat; 40, damping spring; 50, yielding rubber; 51, the second hexagon nut; 61, oil storage cylinder barrel; 62, work cylinder barrel; 63, foot valve seat; 64, piston assembly; 65, yielding rubber; 66, guide sleeve; 67, oil sealing; 68, packing ring is sealed; 69, piston rod; 630, bottom valve pedestal; 631, recuperation valve nut; 632, recuperation valve spring; 633, valve block is compensated; 634, recuperation valve pad; 635, compression valve screw rod; 636, the second compression valve block; 637, compression valve pad; 640, piston ring; 641, valve block is restored; 642, the first compression valve block; 651, opening slot; 652, buffering is protruding.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As Figure 1-5, the present embodiment provides a kind of bitubular hydraulic pressure rear shock absorber, comprise a upper connection 10 for connecting vehicle frame, one for connecting the lower contact 20 of vehicle bridge, a spring lower seat 32 being fixedly connected with lower contact 20, the spring seat of honour 31 being fixedly connected with upper connection 10, a damping spring 40 be fixedly connected between described spring lower seat 32 and the spring seat of honour 31, one is fixedly connected on the yielding rubber 50 on the lower end surface at the spring seat of honour 31, and one is sheathed in damping spring 40 and its lower end and is arranged in spring lower seat 32 and the shock-absorbing main bodies being fixedly connected with described lower contact 20.
In the present embodiment, in described upper connection 10 and lower contact 20, adaptation is equiped with encapsulate steel bushing respectively, described yielding rubber 50 is made up of oil-resistant rubber material, described yielding rubber 50 is provided with the first axis hole and the second axis hole that are interconnected, described first axis hole arranges towards upper connection 10 and closely cooperates with upper connection 10, and described second axis hole arranges also coaxial sleeve in the inner towards lower contact 20 and is connected to one second hexagon nut 51.
In the present embodiment, also be provided with O RunddichtringO 21 between described shock-absorbing main bodies and lower contact 20, described shock-absorbing main bodies comprises oil storage cylinder barrel 61, work cylinder barrel 62, foot valve seat 63, first hexagon nut, packing ring, piston assembly 64, pad mouth circle, guide sleeve 66, oil sealing 67, sealing packing ring 68 and by the piston rod 69 stretched convex in shock-absorbing main bodies and the yielding rubber 65 that arrange coaxial with piston rod 69.
The lower end of described piston rod 69 is spirally connected the first hexagon nut coaxially connect packing ring, piston assembly 64, pad mouth circle, yielding rubber 65, guide sleeve 66, oil sealing 67 and sealing packing ring 68 from the bottom to top successively and upwards protrude out through oil storage cylinder barrel 61 top and be fixedly connected with upper connection 10 through after yielding rubber 50 and the spring seat of honour 31.Described foot valve seat 63 is closely tied in the bottom of work cylinder barrel 62, and described guide sleeve 66 is closely tied in the top of work cylinder barrel 62; Described oil storage cylinder barrel 61 be sheathed on work cylinder barrel 62 outer and with lower contact 20 compact siro spinning technology, described sealing packing ring 68 is connected to the top inwall of oil storage cylinder barrel 61.
In the present embodiment, described piston assembly 64 comprises 640, three, a piston ring and restores valve block 641 and two first compression valve blocks 642, three described recovery valve blocks 641 are stacked and be coaxially arranged between piston ring 640 and packing ring, two described first compression valve blocks 642 are stacked and be coaxially arranged between piston ring 640 and pad mouth circle, and described piston ring 640 up/down perforation is provided with rebound valve and flowing valve.
In the present embodiment, described foot valve seat 63 comprises bottom valve pedestal 630, recuperation valve nut 631, recuperation valve spring 632, compensate valve block 633, recuperation valve pad 634, compression valve screw rod 635, second compression valve block 636 and compression valve pad 637, described bottom valve pedestal 630 up/down perforation is provided with recuperation valve, compression valve and positioning hole, described recuperation valve nut 631 is arranged on the top of bottom valve pedestal 630, described compression valve screw rod 635 passes positioning hole from the bottom to top and connects recuperation valve nut 631, described recuperation valve pad 634, compensate valve block 633 and recuperation valve spring 632 from the bottom to top successively coaxial sleeve be connected between recuperation valve nut 631 and bottom valve pedestal 630, described second compression valve block 636 and compression valve pad 637 from top to bottom successively coaxial sleeve be connected between compression valve screw rod 635 and bottom valve pedestal 630.
In the present embodiment, described yielding rubber 65 is made up of oil-resistant rubber material, which is provided with the first glue hole and the second glue hole that are interconnected, described second glue hole to be arranged and its diameter is greater than the diameter in the first glue hole towards upper connection 10, and the yielding rubber 65 of described second periphery, glue hole is provided with three opening slots 651, three described opening slot 651 uniform intervals are arranged, are that a shape of cross section is for fan annular and vertical sectional shape is semicircular buffering projection 652 between adjacent two opening slots 651.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change made under enlightenment of the present utility model, and every have identical or close technological scheme with the utility model, all falls within protection domain of the present utility model.
Claims (9)
1. a bitubular hydraulic pressure rear shock absorber, is characterized in that, this rear shock absorber comprises
One upper connection, for connecting vehicle frame;
One lower contact, for connecting vehicle bridge;
One spring lower seat, is fixedly connected with lower contact;
The one spring seat of honour, is fixedly connected with upper connection;
One damping spring, is fixedly connected between described spring lower seat and the spring seat of honour;
One yielding rubber, is fixedly connected on the lower end surface at the spring seat of honour; And
One shock-absorbing main bodies, be sheathed in damping spring and its lower end to be arranged in spring lower seat and to be fixedly connected with described lower contact, have one by the piston rod stretched convex in shock-absorbing main bodies and one and the yielding rubber that coaxially arranges of piston rod, described piston rod is fixedly connected with upper connection with behind the spring seat of honour through yielding rubber, yielding rubber.
2. bitubular hydraulic pressure rear shock absorber according to claim 1, is characterized in that, in described upper connection and lower contact, adaptation is equiped with encapsulate steel bushing respectively.
3. bitubular hydraulic pressure rear shock absorber according to claim 1, it is characterized in that, described yielding rubber and yielding rubber are made up of oil-resistant rubber material respectively.
4. bitubular hydraulic pressure rear shock absorber according to claim 1, it is characterized in that, described yielding rubber is provided with the first axis hole and the second axis hole that are interconnected, described first axis hole arranges towards upper connection and closely cooperates with upper connection, and described second axis hole arranges also coaxial sleeve in the inner towards lower contact and is connected to one second hexagon nut.
5. bitubular hydraulic pressure rear shock absorber according to claim 1, is characterized in that, be also provided with O RunddichtringO between described shock-absorbing main bodies and lower contact.
6. bitubular hydraulic pressure rear shock absorber according to claim 1, is characterized in that,
Described shock-absorbing main bodies also comprises oil storage cylinder barrel, work cylinder barrel, foot valve seat, the first hexagon nut, packing ring, piston assembly, pad mouth circle, guide sleeve, oil sealing and sealing packing ring;
The lower end of described piston rod is spirally connected the first hexagon nut, and described piston rod coaxially connects packing ring, piston assembly, pad mouth circle, guide sleeve, oil sealing and sealing packing ring from the bottom to top successively and upwards protrudes out through oil storage cylinder barrel top;
Described foot valve seat is closely tied in the bottom of work cylinder barrel, and described guide sleeve is closely tied in the top of work cylinder barrel;
Described oil storage cylinder jacket casing be located at work cylinder barrel outer and with lower contact compact siro spinning technology, described sealing packing ring is connected to the top inwall of oil storage cylinder barrel.
7. bitubular hydraulic pressure rear shock absorber according to claim 6, it is characterized in that, described piston assembly comprises a piston ring, three recovery valve blocks and two first compression valve blocks, three described rebuilt valve sheets are stacked and be coaxially arranged between piston ring and packing ring, compression valve sheet described in two first is stacked and be coaxially arranged between piston ring and pad mouth circle, and described piston ring up/down perforation is provided with rebound valve and flowing valve.
8. bitubular hydraulic pressure rear shock absorber according to claim 6, it is characterized in that, described foot valve seat comprises bottom valve pedestal, recuperation valve nut, recuperation valve spring, compensate valve block, recuperation valve pad, compression valve screw rod, second compression valve block and compression valve pad, described bottom valve pedestal up/down perforation is provided with recuperation valve, compression valve and positioning hole, described recuperation valve nut is arranged on the top of bottom valve pedestal, described compression valve screw rod passes positioning hole from the bottom to top and connects recuperation valve nut, described recuperation valve pad, compensate valve block and recuperation valve spring from the bottom to top successively coaxial sleeve be connected between recuperation valve nut and bottom valve pedestal, described second compression valve block and compression valve pad from top to bottom successively coaxial sleeve be connected between compression valve screw rod and bottom valve pedestal.
9. the bitubular hydraulic pressure rear shock absorber according to any one of claim 1 to 8, it is characterized in that, described yielding rubber is provided with the first glue hole and the second glue hole that are interconnected, described second glue hole to be arranged and its diameter is greater than the diameter in the first glue hole towards upper connection, and the yielding rubber of described second periphery, glue hole is provided with three opening slots, three described opening slot uniform intervals are arranged, are that a shape of cross section is for fan annular and vertical sectional shape is semicircular buffering projection between adjacent two opening slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520816397.1U CN205047730U (en) | 2015-10-22 | 2015-10-22 | Binocular hydraulic pressure rear damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520816397.1U CN205047730U (en) | 2015-10-22 | 2015-10-22 | Binocular hydraulic pressure rear damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205047730U true CN205047730U (en) | 2016-02-24 |
Family
ID=55341311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520816397.1U Expired - Fee Related CN205047730U (en) | 2015-10-22 | 2015-10-22 | Binocular hydraulic pressure rear damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205047730U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438821A (en) * | 2016-07-14 | 2017-02-22 | 西格迈股份有限公司 | Barrel type hydraulic shock absorber |
| RU176227U1 (en) * | 2017-06-01 | 2018-01-12 | Общество С Ограниченной Ответственностью "Научно-Производственное Объединение "Ростар" | SPRING STAND |
| CN108425982A (en) * | 2018-05-11 | 2018-08-21 | 南京世界村汽车动力有限公司 | A kind of Multistage damping engine pull rod |
| RU183538U1 (en) * | 2017-08-24 | 2018-09-25 | Общество С Ограниченной Ответственностью "Научно-Производственное Объединение "Ростар" | SPRING STAND |
| CN108644289A (en) * | 2018-07-25 | 2018-10-12 | 吴佳锋 | A kind of automobile bitubular fluid damping shock absorber |
| CN109973584A (en) * | 2019-04-28 | 2019-07-05 | 无锡琼琚机械科技有限公司 | A kind of temperature control design method of heavy truck cab vibration absorber |
| CN113931966A (en) * | 2021-11-16 | 2022-01-14 | 浙江正裕工业股份有限公司 | Shock absorber assembly |
-
2015
- 2015-10-22 CN CN201520816397.1U patent/CN205047730U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438821A (en) * | 2016-07-14 | 2017-02-22 | 西格迈股份有限公司 | Barrel type hydraulic shock absorber |
| RU176227U1 (en) * | 2017-06-01 | 2018-01-12 | Общество С Ограниченной Ответственностью "Научно-Производственное Объединение "Ростар" | SPRING STAND |
| RU183538U1 (en) * | 2017-08-24 | 2018-09-25 | Общество С Ограниченной Ответственностью "Научно-Производственное Объединение "Ростар" | SPRING STAND |
| CN108425982A (en) * | 2018-05-11 | 2018-08-21 | 南京世界村汽车动力有限公司 | A kind of Multistage damping engine pull rod |
| CN108644289A (en) * | 2018-07-25 | 2018-10-12 | 吴佳锋 | A kind of automobile bitubular fluid damping shock absorber |
| CN109973584A (en) * | 2019-04-28 | 2019-07-05 | 无锡琼琚机械科技有限公司 | A kind of temperature control design method of heavy truck cab vibration absorber |
| CN113931966A (en) * | 2021-11-16 | 2022-01-14 | 浙江正裕工业股份有限公司 | Shock absorber assembly |
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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 |
Granted publication date: 20160224 Termination date: 20191022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |