CN203743287U - Damper assembly - Google Patents
Damper assembly Download PDFInfo
- Publication number
- CN203743287U CN203743287U CN201320889705.4U CN201320889705U CN203743287U CN 203743287 U CN203743287 U CN 203743287U CN 201320889705 U CN201320889705 U CN 201320889705U CN 203743287 U CN203743287 U CN 203743287U
- Authority
- CN
- China
- Prior art keywords
- cylinder barrel
- oil storage
- storage cylinder
- guide holder
- vibration damper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a damper assembly which comprises a piston body, a piston tube, a working cylinder barrel, an oil storage cylinder barrel I and an oil storage cylinder barrel II. The working cylinder barrel is disposed inside the oil storage cylinder barrel I. The oil storage cylinder barrel I is fixedly connected with the upper end of the working cylinder barrel. The lower end of the working cylinder barrel is combined with a guide seat and slidably connected and sealed with the piston tube through the guide seat. The damper assembly has the advantages that during a compressing travel, oil enters a recovery cavity through a two-way oilway, a one-way oilway I and a one-way oilway II, the recovery cavity is filled with oil constantly, and indicator idle stroke is avoided.
Description
Technical field
The utility model relates to a kind of damper element, specifically a kind of vibration damper assembly.
Background technique
Vibration damper is the damper element extensively adopting in automobile suspension system, its principle is, when vehicle frame and vehicle bridge are done reciprocal relative movement and move back and forth in the cylinder barrel of piston at vibration damper, fluid in vibration damper housing is just flowed into and is restored chamber by some narrow holes from compression chamber repeatedly, now, the interior friction of the friction of liquid and inwall and fluid molecule just forms the damping force to vibration.Existing vibration damper is in compression stroke, and fluid only has flow through bottom valve combination and piston in combination of an asphalt channel to produce damping force, and Yi Yin chamber inner fluid supplements and causes not in time damping force unstable, and merit idle running phenomenon is shown in generation.
Therefore, for overcoming the above problems, need to be a kind of in compression stroke, fluid is entered and is restored chamber by a plurality of oil circuit, guarantees to restore in chamber to be constantly full of fluid, thereby avoids showing the vibration damper assembly of merit idle running phenomenon generation.
Model utility content
In view of this, the purpose of this utility model is to overcome defect of the prior art, and a kind of vibration damper assembly that can avoid showing the generation of merit idle running phenomenon is provided.
Vibration damper assembly of the present utility model, comprise piston body, piston tube, work cylinder barrel, oil storage cylinder barrel I and oil storage cylinder barrel II, it is inner that work cylinder barrel is located at oil storage cylinder barrel I, oil storage cylinder barrel I is fixedly connected with the upper end of work cylinder barrel, the lower end of work cylinder barrel is provided with guide holder combination described in guide holder group merga pass and is slidably connected and seals with piston tube, piston body is located at work cylinder barrel inside clutch release slave cylinder tube inner chamber is divided into up and down to compression chamber and restores chamber, oil storage cylinder barrel II is placed on oil storage cylinder barrel I outer wall, oil storage cylinder barrel II lower end and piston tube lower end are fixed and seal, oil storage cylinder barrel II upper end and oil storage cylinder barrel I outer wall are slidably matched and seal, the part that oil storage cylinder barrel I inner chamber is positioned at beyond work cylinder barrel forms shoe cream room with oil storage cylinder barrel II combination of lumens, compression chamber and shoe cream room intercommunication, piston body is provided with and is communicated with compression chamber and restores the two-way oil circuit in chamber and for fluid, by compression chamber, flowed to the unidirectional oil circuit I of restoring chamber, guide holder combination is provided with and for fluid, by shoe cream room, is flowed to the unidirectional oil circuit II of restoring chamber, " upper end " described here is for pointing to one end of A in figure, " lower end " is for pointing to one end of B in figure,
Further, described vibration damper assembly also comprises damping force adjusting mechanism, damping force adjusting mechanism comprises adjustment pin, adjustable lever, adjusting screw, adjustment seat, adjusting knob and Compress Spring, adjustment pin and adjustable lever are located at piston tube inside, adjustment seat is fixed on piston tube lower end, adjusting screw is connected with adjustment seat by screw pair and is used for promoting adjustable lever and adjustment pin moves axially along piston tube, and Compress Spring is located between piston body and adjustment pin, and adjusting screw is synchronizeed and is rotationally connected with adjusting knob;
Further, described adjusting screw head is provided with radially draw-in groove, adjusting knob be provided with draw-in groove clamping radially fixture block;
Further, described work cylinder barrel sidewall is provided with the repairing hole that makes compression chamber and shoe cream room intercommunication;
Further, described guide holder combination comprises guide holder housing and the valve system combination of being located at guide holder enclosure interior; Between described valve system's combination and guide holder housing, be provided with radial clearance;
Further, described two-way oil circuit and piston body coaxially arrange; Unidirectional oil circuit I is provided with a plurality of and circumferentially uniform along piston body;
Further, between described guide holder combination and piston body, be provided with spring I, between guide holder combination and guide ring, be provided with spring II.
The beneficial effects of the utility model are: vibration damper assembly of the present utility model, in compression stroke, fluid is entered and is restored chamber by these three oil circuit of two-way oil circuit, unidirectional oil circuit I and unidirectional oil circuit II, guarantees to restore in chamber to be constantly full of fluid, avoids showing that merit idle running phenomenon occurs.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is C place partial enlarged drawing in Fig. 1;
Fig. 3 is D place partial enlarged drawing in Fig. 1;
Fig. 4 is E place partial enlarged drawing in Fig. 1.
Embodiment
Fig. 1 is structural representation of the present utility model; Fig. 2 is C place partial enlarged drawing in Fig. 1; Fig. 3 is D place partial enlarged drawing in Fig. 1; Fig. 4 is E place partial enlarged drawing in Fig. 1.As shown in the figure, vibration damper assembly in the present embodiment, comprise piston body 4, piston tube 16, work cylinder barrel 3, oil storage cylinder barrel I 8 and oil storage cylinder barrel II 9, work cylinder barrel 3 is located at oil storage cylinder barrel I 8 inside, oil storage cylinder barrel I 8 is fixedly connected with the upper end of work cylinder barrel 3, the lower end of work cylinder barrel 3 is provided with guide holder combination 6 and is slidably connected and seals with piston tube 16 by described guide holder combination 6, piston body 4 is located at work cylinder barrel 3 inside work cylinder barrel 3 inner chambers is divided into up and down to compression chamber 2 and restores chamber 17, oil storage cylinder barrel II 9 is placed on oil storage cylinder barrel I 8 outer walls, oil storage cylinder barrel II 9 lower ends and piston tube 16 lower ends are fixed and seal, oil storage cylinder barrel II 9 upper ends and oil storage cylinder barrel I 8 outer walls are slidably matched and seal, the part that oil storage cylinder barrel I 8 inner chambers are positioned at beyond work cylinder barrel 3 forms shoe cream room 10 with oil storage cylinder barrel II 9 combination of lumens, compression chamber 2 and shoe cream room 10 intercommunications, piston body 4 is provided with and is communicated with compression chamber 2 and restores the two-way oil circuit 20 in chamber 17 and by compression chamber 2, flow to the unidirectional oil circuit I 21 of restoring chamber 17 for fluid, guide holder combination 6 is provided with for fluid and flows to the unidirectional oil circuit II 7 of restoring chamber 17 by shoe cream room 10, " upper end " described here is for pointing to one end of A in figure, " lower end " is for pointing to one end of B in figure.
In the present embodiment, described vibration damper assembly also comprises damping force adjusting mechanism, damping force adjusting mechanism comprises adjustment pin 19, adjustable lever 22, adjusting screw 13, adjustment seat 15, adjusting knob 14 and Compress Spring 5, adjustment pin 19 and adjustable lever 22 are located at piston tube 16 inside, adjustment seat 15 is fixed on piston tube 16 lower ends, adjusting screw 13 is connected with adjustment seat 15 by screw pair and is used for promoting adjustable lever 22 and adjustment pin 19 moves axially along piston tube 16, Compress Spring is located between piston body 4 and adjustment pin 19, and adjusting screw 13 is synchronizeed and is rotationally connected with adjusting knob 14.Therefore, vibration damper can drive adjusting screw 13 rotations to force adjustable lever 22 and adjustment pin 19 along piston tube 16 axial motions by rotation adjusting knob 14, to reach, increase or reduce the logical long-pending object of pasta of two-way oil circuit 20, thereby realize the adjustable target of vibration damper recovery damping force size, meet the demand of different user to various road conditions.
In the present embodiment, described adjusting screw 13 heads are provided with radially draw-in groove, adjusting knob 14 be provided with draw-in groove clamping radially fixture block, because the card of adjusting knob 14 is connected in the draw-in groove of adjusting screw 13 soon, therefore, vibration damper can drive adjusting screw 13 rotations to force adjustable lever 22 and adjustment pin 19 along piston tube 16 axial motions by rotation adjusting knob 14, thereby it is adjustable to realize vibration damper recovery damping force size.
In the present embodiment, described work cylinder barrel 3 sidewalls are provided with the repairing hole 1 that makes compression chamber 2 and shoe cream room 10 intercommunications, between work cylinder barrel 3 outer walls and oil storage cylinder barrel I 8, there is radial clearance, compression chamber 2 and shoe cream room 10 are by repairing hole 1 and this radial clearance intercommunication, when vibration damper is in compression stroke, fluid in compression chamber 2 flows into and restores chamber 17 through two-way oil circuit 20, enters shoe cream room 10 from repairing hole 1 simultaneously.
In the present embodiment, described guide holder combination 6 comprises guide holder housing and is located at the valve system combination of guide holder enclosure interior; Guide holder housing is fixed on work inner wall of cylinder; The combination of valve system comprises spool and valve gap; Described valve gap is fixed in guide holder housing lower end surface by jump ring, and jump ring is connected in work inner wall of cylinder; Spool is placed on piston rod outside seal and is slidably matched and passes through guide holder housing and valve gap axial limiting; Between spool and guide holder housing, there is radial clearance, between spool upper end and guide holder housing, be provided with diaphragm spring and by this diaphragm spring, spool pressed in valve gap; Thereby described valve is combination produces damping force for fluid being carried out to throttling, when vibration damper is when restoring stroke, diaphragm spring produces elastic force forces spool by unidirectional oil circuit II 7 sealings, and when vibration damper is during in compression stroke, diaphragm spring is forced to compression, and unidirectional oil circuit II 7 is opened; The combination of valve system is provided with radial clearance with guide holder housing, make vibration damper in movement process, the combination of valve system can be carried out radial motion, compare and reduced by a friction pair with the guide holder combination 6 of existing structure, thereby make this guide holder combination 6 can effectively reduce the frictional force of vibration damper, improve the travelling comfort of vibration damper.
In the present embodiment, described two-way oil circuit 20 coaxially arranges with piston body 4; Unidirectional oil circuit I 21 is provided with a plurality of and circumferentially uniform along piston body 4, because two-way oil circuit 20 is located at piston center, adjustment pin 19 in piston tube 16 can be regulated easily, to realize the adjustable object of vibration damper recovery damping force size to the logical pasta of two-way oil circuit 20 is long-pending.
In the present embodiment, between described guide holder combination 6 and piston body 4, be provided with spring I 18, between guide holder combination 6 and guide ring 11, be provided with spring II 12, spring I 18 bullets peak at piston body 4 lower ends and guide holder combines 6 upper ends, and spring II 12 bullets peak at guide holder and combine 6 lower ends and guide ring 11 upper ends; When vibration damper is when working, spring I 18 can effectively be avoided, between piston body 4, guide holder combination 6, rigid collision occurs and cause vibration damper to be damaged, and spring II 12, for supporting vehicle body, provides body movement required active force.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. a vibration damper assembly, is characterized in that: comprise piston body, piston tube, work cylinder barrel, oil storage cylinder barrel I and oil storage cylinder barrel II; It is inner that described work cylinder barrel is located at oil storage cylinder barrel I; Oil storage cylinder barrel I is fixedly connected with the upper end of work cylinder barrel, and the lower end of work cylinder barrel is provided with guide holder combination described in guide holder group merga pass and is slidably connected and seals with piston tube; Described piston body is located at work cylinder barrel inside clutch release slave cylinder tube inner chamber is divided into up and down to compression chamber and restores chamber; Described oil storage cylinder barrel II is placed on oil storage cylinder barrel I outer wall, oil storage cylinder barrel II lower end and piston tube lower end are fixed and seal, oil storage cylinder barrel II upper end and oil storage cylinder barrel I outer wall are slidably matched and seal, and the part that oil storage cylinder barrel I inner chamber is positioned at beyond work cylinder barrel forms shoe cream room with oil storage cylinder barrel II combination of lumens; Described compression chamber and shoe cream room intercommunication; Described piston body is provided with and is communicated with compression chamber and restores the two-way oil circuit in chamber and for fluid, by compression chamber, flowed to the unidirectional oil circuit I of restoring chamber; Described guide holder combination is provided with and for fluid, by shoe cream room, is flowed to the unidirectional oil circuit II of restoring chamber.
2. vibration damper assembly according to claim 1, is characterized in that: described vibration damper assembly also comprises damping force adjusting mechanism; Described damping force adjusting mechanism comprises adjustment pin, adjustable lever, adjusting screw, adjustment seat, adjusting knob and Compress Spring; Adjustment pin and adjustable lever are located at piston tube inside, and adjustment seat is fixed on piston tube lower end; Adjusting screw is connected with adjustment seat by screw pair and is used for promoting adjustable lever and adjustment pin moves axially along piston tube; Described Compress Spring is located between piston body and adjustment pin; Adjusting screw is synchronizeed and is rotationally connected with adjusting knob.
3. vibration damper assembly according to claim 2, is characterized in that: described adjusting screw head is provided with radially draw-in groove, on adjusting knob, be fixed with for the fixture block of draw-in groove clamping radially.
4. vibration damper assembly according to claim 3, is characterized in that: described work cylinder barrel sidewall is provided with the repairing hole that makes compression chamber and shoe cream room intercommunication.
5. vibration damper assembly according to claim 4, is characterized in that: described guide holder combination comprises guide holder housing and is located at the valve system combination of guide holder enclosure interior; Between described valve system's combination and guide holder housing, be provided with radial clearance.
6. vibration damper assembly according to claim 5, is characterized in that: described two-way oil circuit and piston body coaxially arrange; Unidirectional oil circuit I is provided with a plurality of and circumferentially uniform along piston body.
7. vibration damper assembly according to claim 6, is characterized in that: between described guide holder combination and piston body, be provided with spring I, between guide holder combination and guide ring, be provided with spring II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320889705.4U CN203743287U (en) | 2013-12-31 | 2013-12-31 | Damper assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320889705.4U CN203743287U (en) | 2013-12-31 | 2013-12-31 | Damper assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203743287U true CN203743287U (en) | 2014-07-30 |
Family
ID=51343090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320889705.4U Expired - Fee Related CN203743287U (en) | 2013-12-31 | 2013-12-31 | Damper assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203743287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742582A (en) * | 2013-12-31 | 2014-04-23 | 重庆渝安创新科技有限公司 | Shock absorber assembly |
-
2013
- 2013-12-31 CN CN201320889705.4U patent/CN203743287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742582A (en) * | 2013-12-31 | 2014-04-23 | 重庆渝安创新科技有限公司 | Shock absorber assembly |
| CN103742582B (en) * | 2013-12-31 | 2016-02-24 | 重庆渝安创新科技有限公司 | Vibration damper assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Vibration damper assembly Effective date of registration: 20170215 Granted publication date: 20140730 Pledgee: Industrial Commercial Bank of China Ltd Shapingba Chongqing branch Pledgor: Chongqing Yu'an Innovation Technology Co., Ltd. Registration number: 2017980000036 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| 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: 20140730 Termination date: 20191231 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211115 Granted publication date: 20140730 Pledgee: Industrial Commercial Bank of China Ltd Shapingba Chongqing branch Pledgor: CHONGQING YU'AN INNOVATION TECHNOLOGY Co.,Ltd. Registration number: 2017980000036 |