CN208503338U - A kind of resistant to pollution damper in valve system inside - Google Patents
A kind of resistant to pollution damper in valve system inside Download PDFInfo
- Publication number
- CN208503338U CN208503338U CN201821026496.XU CN201821026496U CN208503338U CN 208503338 U CN208503338 U CN 208503338U CN 201821026496 U CN201821026496 U CN 201821026496U CN 208503338 U CN208503338 U CN 208503338U
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- spool
- valve
- valve seat
- inner tube
- cover
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Abstract
The utility model relates to a kind of damper, in particular to resistant to pollution damper inside a kind of valve system.It include outer tube and the inner tube set on outer tube, oil storage cylinder is formed between the outer tube and inner tube, connecting rod is equipped in the inner tube, oil sealing is equipped between one end and inner tube wall of connecting rod, the other end is equipped with piston, the inner tube and outer pipe bottom is equipped with bottom valve assembly, the bottom valve assembly includes the valve body connecting with outer tube, equipped with valve seat and the spool being connect with valve seat in the valve body, the other end and piston that the spool is connect with valve seat contradict, the spool is equipped with the cover towards one end of piston, shoe cream room is formed between the cover and spool, the cover is equipped with the conducting orifice be connected with shoe cream room, the second shoe cream room is equipped in the valve seat, the spool is equipped with the annular channel that will be connected between shoe cream room and the second shoe cream room, the valve seat is equipped with the oilhole be connected with oil storage cylinder.
Description
Technical field
The utility model relates to a kind of damper, in particular to resistant to pollution damper inside a kind of valve system.
Background technique
Damper is component indispensable on a kind of automobile, primarily serves the cushioning effect to automobile, current damper packet
Outer tube, the inner tube in outer tube are included, oil drum is formed between outer tube and inner tube, is equipped with connecting rod ASSY in the inner tube,
One end of connecting rod is equipped with oil sealing, and it is total equipped with bottom valve towards one end of piston that the other end is equipped with piston, outer tube and inner tube
At damper traditional at present during the work time, if foreign matter occurs in the inside of damper, can block logical inside bottom valve
Road, or be stuck between valve block and bottom valve body, it will lead to the exception of damping force, influence the performance of product.
Summary of the invention
In order to overcome the shortcomings of background technique, the utility model provides a kind of cleannes that can be promoted inside working cylinder,
Resistant to pollution damper inside valve system to guarantee properties of product stability.
The technical scheme adopted by the utility model is resistant to pollution damper inside a kind of valve system, include outer tube and
Set on the inner tube of outer tube, oil storage cylinder is formed between the outer tube and inner tube, is equipped with connecting rod in the inner tube, connecting rod
Oil sealing is equipped between one end and inner tube wall, the other end is equipped with piston, and it is total that the inner tube and outer pipe bottom are equipped with bottom valve
At the bottom valve assembly includes the valve body connecting with outer tube, the valve for being equipped with valve seat in the valve body and connecting with valve seat
Core, the other end and piston that the spool is connect with valve seat contradict, and the spool is equipped with the cover towards one end of piston,
Form shoe cream room between the cover and spool, the cover is equipped with conducting orifice be connected with shoe cream room, equipped with the in the valve seat
Two shoe cream rooms, the spool are equipped with the annular channel that will be connected between shoe cream room and the second shoe cream room, on the valve seat
Equipped with the oilhole be connected with oil storage cylinder.
Preferably, valve block is equipped between the spool and valve seat, the spool is equipped with towards one end of valve seat and inserts
Enter the diversion column in the second shoe cream room, which is arranged in inclined-plane, and the valve block is equipped with sets of holes, and valve block passes through sets of holes set
One end is bonded conflict with spool on diversion column, and the other end and valve seat contradict, and the diameter of the sets of holes is greater than diversion column
Diameter.
Preferably, the end face of the described valve seat fitting inner tube is equipped with step, and the cover is towards on the end face of valve seat
Equipped with the conflict plate vertical with the cover, the outer surface fitting inner tube wall and conflict plate one end and inner tube of the cover are contradicted, separately
The step of one end and valve seat contradicts.
Preferably, spring is equipped in the shoe cream room, the spring one end is connect with the cover, and the other end and spool connect
It connects.
Preferably, the valve seat is equipped with lead-through opening towards the end face of spool, and the valve seat is towards the end of spool
Face promotes the diameter of lead-through opening to be greater than the diameter of the second shoe cream room in inclined-plane.
Preferably, the spool is equipped with the guide post vertical with spool, the guide post towards one end of the cover
The other end connecting with spool is in mouth, and the spring is connected to the junction of spool and guide post.
Preferably, the spool, guide post and diversion column are integrally formed.
The beneficial effects of the utility model are: being provided with the cover, shoe cream room has been set between the cover and spool, has been set on valve seat
The second shoe cream room is set, when work, oil enters in shoe cream room from the via hole in the cover in inner tube, then through the stream on spool
Road enters in the second shoe cream room, is then flowed by the hole on valve seat in the oil storage cylinder of inner tube and outer tube, due on spool
Diversion column be in inclined-plane, and the set bore dia on valve block is greater than diversion column, and the diameter of the lead-through opening on valve seat is also greater than second
Shoe cream room, so that a broad runner is formed inside valve system assembly, when occurring foreign matter inside damper, foreign matter can lead to
It crosses broad runner to be punched into inside oil storage cylinder, not will lead to the blocking inside valve system in this way, or be stuck in valve block and spool or valve
Between seat, guarantee the cleannes inside working cylinder, to ensure that the stability of properties of product.
The utility model embodiment is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the entirety sectional view of the utility model embodiment；
Fig. 2 is the portion the I enlarged drawing of Fig. 1 in the utility model embodiment.
Specific embodiment
As Figure 1-Figure 2, the utility model provides a kind of resistant to pollution damper in valve system inside, includes outer tube 1
And the inner tube 2 inside outer tube 1, oil storage cylinder 11, the company of being equipped in the inner tube 2 are formed between the outer tube 1 and inner tube 2
Bar 21, is equipped with oil sealing 22 between 2 inner wall of one end and inner tube of connecting rod 21, and the other end is equipped with piston 23, the inner tube 2 and outer
1 bottom of pipe is equipped with bottom valve assembly 3, and the bottom valve assembly 3 includes the valve body 31 connecting with outer tube 1, valve body 31 and 1 spiral shell of outer tube
Line connection, the interior spool 33 for being equipped with valve seat 32 and connecting with valve seat 32 of the valve body 31, the spool 33 and valve seat 32 connect
The other end and piston 23 connect contradicts, and the spool 33 is equipped with the cover 4, the cover 4 and spool towards one end of piston 23
Shoe cream room 5 is formed between 33, the cover 4 is equipped with the conducting orifice 41 be connected with shoe cream room 5, the second storage is equipped in the valve seat 32
Oil pocket 51, the spool 33 are equipped with the annular channel 52 that will be connected between shoe cream room 5 and the second shoe cream room 51, the valve
Seat 32 is equipped with the oilhole be connected with oil storage cylinder 11；In above scheme, it is provided with the cover 4, is set between the cover 4 and spool 33
Shoe cream room 5, is provided with the second shoe cream room 51 on valve seat 32, and when work, oil is entered from the via hole 41 in the cover 4 in inner tube 2
It in shoe cream room 5, is then entered in the second shoe cream room 51 through the annular channel 52 on spool 33, then passes through the hole on valve seat 32
It is flowed into the oil storage cylinder 11 of inner tube 2 and outer tube 1, the setting of shoe cream room 5, the second shoe cream room 51, makes to have inside bottom valve assembly
Biggish oil storage cavity, while runner is annular channel 52, is integrally joined to form a broader runner inside bottom valve,
When occurring foreign matter inside damper, foreign matter can be punched into inside oil storage cylinder 11 by broad runner, not will lead to valve in this way
Blocking inside system guarantees the cleannes inside working cylinder, to ensure that the stability of properties of product.Diversion column
Valve block 6 is equipped between the spool 33 and valve seat 32, one end of spool 33 towards the valve seat 32 is equipped with
The diversion column 7 being inserted into the second shoe cream room 51, the diversion column 7 are arranged in inclined-plane, and the valve block 6 is equipped with sets of holes 61, valve block 6
One end on diversion column 7 is sheathed on by sets of holes 61 and is bonded conflict with spool 33, and the other end and valve seat 32 contradict, the sets of holes 61
Diameter be greater than diversion column 7 diameter.In above scheme, due to the setting of diversion column 7,6 sets of valve block on diversion column 7, and are led
Fluidization tower 7 is in inclined-plane, and therefore, the oil in shoe cream room 5 is flowed into the sets of holes 61 on valve block 6 from annular channel 52,61 diameter of sets of holes
Greater than diversion column 7 and diversion column 7 is at inclined-plane, therefore foreign matter can be flushed to the second oil storage in valve seat 32 along the inclined-plane of diversion column 7
Thus be not in foreign matter between valve block 6 and spool 33 in chamber 51, guarantee unimpeded inside bottom valve.
The end face that the valve seat 32 is bonded inner tube is equipped with step 321, and the cover 4 is towards on the end face of valve seat 32
Equipped with the conflict plate 42 vertical with the cover 4, the outer surface of the cover 4 is bonded 2 inner wall of inner tube and contradicts 42 one end of plate and inner tube 2
It contradicts, the step 321 of the other end and valve seat 32 contradicts.In through the above scheme, the Fast Installation of the cover 4 ensure that, the cover 4
It is fixed in inner tube 2 by valve seat 32.
Spring 8 is equipped in the shoe cream room 5, described 8 one end of spring is connect with the cover 4, and the other end and spool 33 connect
It connects.In above scheme, exert oneself since piston 23 can contradict during the work time to the cover 4, when the cover 4 is contradicted towards valve seat 32
After direction is mobile, spring 8 can promote 4 self-return of the cover, guarantee that overall structure is stablized.
The valve seat 32 is equipped with lead-through opening 322 towards the end face of spool 33, and the valve seat 32 is towards spool 33
End face in inclined-plane promote lead-through opening 322 diameter be greater than the second shoe cream room 51 diameter.In above scheme, in this way,
Also for the width for increasing whole runner, guarantees that oil can be smoothly flowed into the second shoe cream room, improve monolithic stability
Property.
The spool 33 is equipped with the guide post 331 vertical with spool 33, the guide post towards one end of the cover 4
331 are in mouth 41, and the spring 8 is connected to the junction of spool 33 Yu guide post 331, spool 33, guide post 331
And diversion column 7 is integrally formed.
Every technical staff's notice: although the utility model is described according to above-mentioned specific embodiment, this
The invention thought of utility model is not limited to that the utility model, and any repacking with the utility model thought will all be received
Enter in this patent scope of patent protection.
Claims (7)
- Include outer tube and the inner tube set on outer tube 1. resistant to pollution damper inside a kind of valve system, the outer tube with Oil storage cylinder is formed between inner tube, is equipped with connecting rod in the inner tube, and oil sealing is equipped between one end and inner tube wall of connecting rod, it is another End is equipped with piston, and the inner tube and outer pipe bottom are equipped with bottom valve assembly, it is characterised in that: the bottom valve assembly includes The valve body connecting with outer tube, the valve body is interior to be connect equipped with valve seat and the spool connecting with valve seat, the spool with valve seat The other end and piston contradict, the spool towards one end of piston be equipped with the cover, between the cover and spool formed storage Oil pocket, the cover are equipped with the conducting orifice be connected with shoe cream room, the second shoe cream room are equipped in the valve seat, is set on the spool There is the annular channel that will be connected between shoe cream room and the second shoe cream room, the valve seat is equipped with the oilhole be connected with oil storage cylinder.
- 2. resistant to pollution damper inside a kind of valve system according to claim 1, it is characterised in that: the spool and valve Valve block is equipped between seat, the spool is equipped with the diversion column in the second shoe cream room of insertion, the water conservancy diversion towards one end of valve seat Column is arranged in inclined-plane, and the valve block is equipped with sets of holes, valve block by sets of holes be sheathed on diversion column one end be bonded with spool to Touching, the other end and valve seat contradict, and the diameter of the sets of holes is greater than the diameter of diversion column.
- 3. resistant to pollution damper inside a kind of valve system according to claim 1 or 2, it is characterised in that: the valve seat The end face for being bonded inner tube is equipped with step, and the cover is equipped with the conflict plate vertical with the cover, institute towards the end face of valve seat It states the outer surface fitting inner tube wall of the cover and contradicts plate one end and inner tube conflict, the step of the other end and valve seat contradicts.
- 4. resistant to pollution damper inside a kind of valve system according to claim 3, it is characterised in that: in the shoe cream room Equipped with spring, the spring one end is connect with the cover, and the other end is connect with spool.
- 5. resistant to pollution damper inside a kind of valve system according to claim 3, it is characterised in that: the valve seat direction The end face of spool is equipped with lead-through opening, and the valve seat promotes the diameter of lead-through opening to be greater than towards the end face of spool in inclined-plane The diameter of second shoe cream room.
- 6. resistant to pollution damper inside a kind of valve system according to claim 4, it is characterised in that: the spool direction One end of the cover is equipped with the guide post vertical with spool, and the other end that the guide post is connect with spool is on mouth Interior, the spring is connected to the junction of spool and guide post.
- 7. resistant to pollution damper inside a kind of valve system according to claim 6, it is characterised in that: the spool is led It is integrally formed to column and diversion column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026496.XU CN208503338U (en) | 2018-06-30 | 2018-06-30 | A kind of resistant to pollution damper in valve system inside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026496.XU CN208503338U (en) | 2018-06-30 | 2018-06-30 | A kind of resistant to pollution damper in valve system inside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208503338U true CN208503338U (en) | 2019-02-15 |
Family
ID=65282855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821026496.XU Active CN208503338U (en) | 2018-06-30 | 2018-06-30 | A kind of resistant to pollution damper in valve system inside |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208503338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645920A (en) * | 2020-12-21 | 2022-06-21 | 比亚迪股份有限公司 | Damper, shock absorber and car |
-
2018
- 2018-06-30 CN CN201821026496.XU patent/CN208503338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645920A (en) * | 2020-12-21 | 2022-06-21 | 比亚迪股份有限公司 | Damper, shock absorber and car |
| CN114645920B (en) * | 2020-12-21 | 2023-05-05 | 比亚迪股份有限公司 | Damper, shock absorber and car |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000, No. 333, Jiangnan Avenue, South Shore street, Ruian, Zhejiang, Wenzhou Patentee after: Zhejiang Gold intelligent suspension Co.,Ltd. Address before: 325000, No. 333, Jiangnan Avenue, South Shore street, Ruian, Zhejiang, Wenzhou Patentee before: ZHEJIANG GOLD SHOCK ABSORBER Co.,Ltd. Address after: 325000, No. 333, Jiangnan Avenue, South Shore street, Ruian, Zhejiang, Wenzhou Patentee after: ZHEJIANG GOLD SHOCK ABSORBER Co.,Ltd. Address before: 325000, No. 333, Jiangnan Avenue, South Shore street, Ruian, Zhejiang, Wenzhou Patentee before: ZHEJIANG GOLD SHOCK ABSORBER Corp. |