CN109774401A - A kind of altitude valve and the vehicle using the altitude valve - Google Patents
A kind of altitude valve and the vehicle using the altitude valve Download PDFInfo
- Publication number
- CN109774401A CN109774401A CN201711115512.2A CN201711115512A CN109774401A CN 109774401 A CN109774401 A CN 109774401A CN 201711115512 A CN201711115512 A CN 201711115512A CN 109774401 A CN109774401 A CN 109774401A
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- Prior art keywords
- valve
- valve rod
- sliding plug
- hole
- altitude
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- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 17
- 238000012856 packing Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The present invention relates to a kind of altitude valve and use the vehicle of the altitude valve.A kind of altitude valve includes valve body, sliding plug and valve rod are equipped in valve body, the sliding plug is equipped with the mounting hole of one end insertion for valve rod, one of them of valve rod and sliding plug are equipped with the pin hole being arranged radially along valve rod, the pin shaft penetrated in pin hole is fixed on another, the size of pin hole is greater than the radial dimension of pin shaft, and mounting hole has bottom hole, is equipped between sliding plug and valve rod for applying the active force towards sliding plug so that one end of valve rod insertion mounting hole presses against the elastic component of the bottom hole of mounting hole to valve rod.Sliding plug and valve rod one of them be equipped with the pin hole being arranged radially along valve rod, the pin shaft for penetrating pin hole is fixed on another, the size of pin hole is greater than the radial dimension of pin shaft, it is adjusted when can be realized stem movement with the position of matching hole, the flexibility for improving stem movement avoids the generation of catching phenomenon.
Description
Technical field
The present invention relates to a kind of altitude valve and use the vehicle of the altitude valve.
Background technique
Altitude valve on the bogie of car is the executing agency for controlling air spring height control, is mainly used for controlling air
The inflation/deflation of spring, to maintain car body all to keep relative altitude with rail level under different dead loads.Because vehicle is in operational process
Middle to pass through straightway and curved section, when running on straight line, inlet and outlet work does not occur under normal Vibration Condition for vehicle
With when vehicle passes through curve, due to the inclination of car body, so that the altitude valve at left and right sides of bogie generates inlet and outlet respectively
Different role, to reduce the inclination of vehicle, it is ensured that ride comfort.
Notification number is CN2776730Y, and the day for announcing is that the Chinese utility model patent of 2006.05.03 discloses a kind of automobile
Height valve assembly, the height valve assembly include altitude valve and control valve, and altitude valve includes valve body, and valve body is equipped with air inlet, goes out
Port, exhaust outlet and control mouth, gas outlet form the air intake valve of air spring, and exhaust outlet forms the exhaust valve of air spring
Door, control mouth form control chamber, shaft 16 are equipped in control chamber, and control valve is equipped with total air inlet and control mouth, altitude valve
Air inlet and control valve are connected by transit joint 1, and valve pocket and spring base are equipped in altitude valve, and valve pocket forms sliding plug 14, sliding plug
14 are equipped with valve rod 8, are arranged with the spring 9 that end is connected on spring base and sliding plug 14 on valve rod 8, set in the valve chamber of altitude valve
There is non-return valve core, non-return valve core includes check valve 22 and valve spring 3, and band O shape is equipped between check valve 22 and spring base
The piston 25 of sealing ring 26, in dust cover 29 of the other end equipped with screw 27 is adjusted and with filter structure 28 of valve rod 8, in height
It is equipped in the control mouth of valve and the shaft 16 for controlling valve pocket movement.When control valve air inlet inputs pressure-air, adjust
The control chamber of control valve, air inlet of the compressed air through 1 entry altitude valve of transit joint, by rotation altitude valve control chamber
Shaft 16 then pushes valve rod 8 and check valve 22 to move to left to making sliding plug 14 move to left, compression valve spring 3, valve rod 8 with only
The contact sealing of valve 22 to be returned, drain tap is closed, opens air intake valve, compressed air is discharged into air spring by gas outlet,
When shaft 16 rotates round about, under the return action of valve spring 3, valve rod 8 and check valve 22 are detached from, close into
Air valve, opens drain tap, and spool and filter structure 28 of the residual air through valve rod 8 are discharged from exhaust outlet.
But the valve rod of above-mentioned automobile altitude valve assembly is longer, due to mismachining tolerance and the difference of valve rod and pilot hole
Axis characteristic be easy to cause valve rod clamping stagnation, and not in time, the performance of altitude valve is not sufficiently stable reliably inflation/deflation.
Summary of the invention
The purpose of the present invention is to provide a kind of stable and reliable for performance, the altitude valve of valve rod clamping stagnation is avoided；Mesh of the invention
Also reside in a kind of vehicle be provided.
To achieve the above object, the technical solution of altitude valve of the present invention is:
Technical solution 1: a kind of altitude valve includes valve body, and sliding plug and valve rod are equipped in valve body, and the sliding plug is equipped with for valve rod
One of them of the mounting hole of one end insertion, valve rod and sliding plug are equipped with the pin hole being arranged radially along valve rod, fixation on another
There is the pin shaft penetrated in pin hole, the size of pin hole is greater than the radial dimension of pin shaft, and mounting hole has bottom hole, between sliding plug and valve rod
Equipped with for applying the active force towards sliding plug so that one end of valve rod insertion mounting hole presses against the bottom hole of mounting hole to valve rod
Elastic component.The beneficial effect is that: it is equipped between the sliding plug and valve rod of the altitude valve for applying the work towards sliding plug to valve rod
Firmly so that one end of valve rod insertion mounting hole presses against the elastic component of the bottom hole of mounting hole, valve rod fortune synchronous with sliding plug is realized
Dynamic, one of them is equipped with the pin hole being arranged radially along valve rod for sliding plug and valve rod, and the pin shaft for penetrating pin hole is fixed on another,
The size of pin hole is greater than the radial dimension of pin shaft, is adjusted, improves with the position of matching hole when can be realized stem movement
The flexibility of stem movement avoids the generation of catching phenomenon.
Technical solution 2: on the basis of technical solution 1, the valve rod is equipped with close to one end of sliding plug for elastic component
The position limiting structure of limit, elastic component are equipped with the Stop structure for keeping off compression elasticity part far from one end of sliding plug.
Technical solution 3: on the basis of technical solution 2, the position limiting structure is retainer ring, and the Stop structure is retaining ring.
Technical solution 4: on the basis of technical solution 3, the valve rod is equipped with annular groove, and the retainer ring is fastened on valve rod
On annular groove.
Technical solution 5: on the basis of 1 to 4 any one of technical solution, the bottom hole of mounting hole is equipped with gasket.It is beneficial to effect
Fruit is: mounting hole bottom end, which is equipped with gasket, can be avoided the Adjustment precision of valve rod, meanwhile, if valve rod is larger to the gasket degree of wear
The work of altitude valve is influenced, replacement backing plate, which can be achieved with altitude valve, to be continued to work normally.
Technical solution 6: on the basis of 1 to 4 any one of technical solution, the pin shaft is fixed in sliding plug.
Technical solution 7: on the basis of 1 to 4 any one of technical solution, the elastic component is spring.
Technical solution 8: sealing knot is equipped on the basis of 1 to 4 any one of technical solution, between the valve rod and valve chamber
Structure.The beneficial effect is that: the setting of sealing structure avoids in gas replenishment process, and gas is lost from exhaust outlet, inflation effect difference
Problem.
Technical solution 9: on the basis of technical solution 7, the sealing structure includes being arranged between valve rod and valve chamber
Lip-type packing, lip-type packing are equipped with seal receptacle far from one end of open side, on the valve body inserting for seal receptacle into
The positioning pin of row positioning.The beneficial effect is that: it is sealed with lip-type packing, sealing effect is more preferable.
The technical solution of vehicle of the present invention is:
Technical solution 1: a kind of altitude valve includes valve body, and sliding plug and valve rod are equipped in valve body, and the sliding plug is equipped with for valve rod
One of them of the mounting hole of one end insertion, valve rod and sliding plug are equipped with the pin hole being arranged radially along valve rod, fixation on another
There is the pin shaft penetrated in pin hole, the size of pin hole is greater than the radial dimension of pin shaft, and mounting hole has bottom hole, between sliding plug and valve rod
Equipped with for applying the active force towards sliding plug so that one end of valve rod insertion mounting hole presses against the bottom hole of mounting hole to valve rod
Elastic component.
Technical solution 2: on the basis of technical solution 1, the valve rod is equipped with axial limit structure close to one end of sliding plug,
Elastic component is arranged on position limiting structure, and elastic component is equipped with the Stop structure for keeping off compression elasticity part far from one end of sliding plug.
Technical solution 3: on the basis of technical solution 2, the position limiting structure is retainer ring, and the Stop structure is retaining ring.
Technical solution 4: on the basis of technical solution 3, the valve rod is equipped with annular groove, and the retainer ring is fastened on valve rod
On annular groove.
Technical solution 5: on the basis of 1 to 4 any one of technical solution, the bottom hole of mounting hole is equipped with gasket.
Technical solution 6: on the basis of 1 to 4 any one of technical solution, the pin shaft is fixed in sliding plug.
Technical solution 7: on the basis of 1 to 4 any one of technical solution, the elastic component is spring.
Technical solution 8: sealing knot is equipped on the basis of 1 to 4 any one of technical solution, between the valve rod and valve chamber
Structure.
Technical solution 9: on the basis of technical solution 8, the sealing structure includes being arranged between valve rod and valve chamber
Lip-type packing, lip-type packing are equipped with seal receptacle far from one end of open side, on the valve body inserting for seal receptacle into
The positioning pin of row positioning.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of automobile altitude valve assembly in the prior art；
Fig. 2 is the structural schematic diagram of altitude valve of the present invention；
Fig. 3 is partial structural diagram of the altitude valve of the present invention in air spring inflated condition；
Fig. 4 is partial structural diagram of the altitude valve of the present invention in air spring exhaust condition.
Description of symbols: 1. transit joints；2. holder for valve spring；3. valve spring；4. valve body；5. lip-type packing；
6. baffle ring；7. positioning pin；8. valve rod；9. pin shaft；10. retaining ring；11. spring；12. retainer ring；13. gasket；14. sliding plug；15. exhaust
Component；16. shaft；17. baffle；18. circlip；19. bolt；20. washer；21. lever；22. check valve；23. air inlet
Valve；24. drain tap；25. piston；26.O shape sealing ring；27. adjusting screw；28. filter structure；29. dust cover；30. into
Port；31. exhaust outlet；32. mounting hole.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The embodiment 1 of altitude valve of the present invention, as shown in Figures 2 to 4, which includes valve body 4, valve body 4 be equipped with into
Port 30 and exhaust outlet 31 are equipped with the air intake valve 23 and exhaust valve for being respectively used to control air spring intake and exhaust at exhaust outlet 31
Door 24, valve body 4 have valve chamber and control chamber, and the non-return opened and closed for controlling air intake valve 23 and drain tap 24 is equipped in valve chamber
Spool, non-return valve core include holder for valve spring 2, valve spring 3 and check valve 22, are equipped with shaft 16 in control chamber, in valve chamber
It is additionally provided with valve rod assembly, shaft 16, which is equipped with, to be moved with pushing tow in valve chamber for driving stem component and discharge non-return valve core
Eccentric structure, valve rod assembly include the valve rod 8 of 14 sum of sliding plug.
Sliding plug 14 is equipped with the mounting hole 32 being inserted into for valve rod 8, is equipped with the retaining ring 10 passed through for valve rod 8 in mounting hole 32,
Valve rod 8 is equipped with the pin hole being arranged radially along valve rod 8, is fixed with the pin shaft 9 penetrated in pin hole in sliding plug 14, the size of pin hole is big
Elastic component is equipped between the radial dimension of pin shaft 9, sliding plug 14 and valve rod 8, elastic component is spring 11.Valve rod 8 is close to sliding plug 14
One end be equipped with card slot, retainer ring 12 is arranged in card slot, spring 11 is equipped with far from one end of sliding plug 14 for keeping off pressing spring 11
Retaining ring 10, pin shaft 9 push down retaining ring 10 and valve rod 8 are crimped in sliding plug 14 by the elastic force of spring 11, and the bottom in hole 32 is equipped with pad
Piece 13.
It is equipped with land, land overhead gage 17, baffle 17 and shaft 16 in control chamber and passes through the elasticity that is fastened in control chamber
Retaining ring 18 positions, and one end that shaft 16 stretches out control chamber is connected with the lever 21 for rotating with bogie, and shaft 16 is equipped with
Threaded hole, lever 21 are connected in shaft 16 by bolt 19, and lever 21 and bolt 19 and the contact surface of shaft 16 are equipped with pad
Circle 20, the depth of threaded hole are greater than the length that the shank of bolt of bolt 19 protrudes into.
The bottom end of shaft 16 is equipped with the cam pin for deviateing 16 axis of shaft, and cam pin forms eccentric structure.The air inlet of valve body
Mouth 30 is equipped with the transit joint 1 for being connected with total wind interface, and the exhaust outlet 31 of valve body is equipped with the exhaust group for discharge gas
Part 15, gas deflation assembly 15 are equipped with filter structure 28, and filter structure 28 can be strainer or filter core.
Valve rod 8 is equipped with the cavity communicated with drain tap 24, being radially provided with and cavity and row along valve rod 8 on valve rod 8
The venthole that stomata communicates.Sealing structure is equipped between valve rod 8 and valve chamber, sealing structure is lip-type packing 5, lip-type packing
5 have the sealing surface with the sealing cooperation of the outer peripheral surface of valve rod 8, and lip-type packing 5 is equipped with baffle ring 6, institute far from one end of open end
Valve body is stated equipped with the positioning pin 7 for being positioned to baffle ring 6, sealing ring is fixed on 5 chamber of valve by positioning pin 7 and baffle ring 6
It is interior.
When altitude valve of the present invention works, the air inlet 30 of altitude valve is connected by transition interface with total gas interface, air inlet
Valve 23 and drain tap 24 are connected with air spring respectively, and lever is connected with bogie.
When car body is run on straight line, vehicle is normally vibrating, and car body is highly stable constant with bogie, does not occur
Inlet and outlet effect.
In vehicle by curve, when the relative position of car body and bogie is relatively low, bogie drives shaft 16 to inflation side
To rotation, the eccentric shaft in shaft 16 drives sliding plug 14 mobile, and the valve rod 8 in sliding plug 14 is moved synchronously with sliding plug 14, and valve rod 8 pushes up
The check valve 22 of non-return valve core is pushed away, air intake valve 23 is opened, drain tap 24 is in close state, the air in total gas interface
Enter air spring by altitude valve, car body is made to reach the height of requirement.
In vehicle by curve, when the relative position of car body and bogie is higher, bogie drives shaft 16 to exhaust side
To rotation, the eccentric shaft in shaft 16 drives sliding plug 14 mobile, and the valve rod 8 in sliding plug 14 is moved synchronously with sliding plug 14, and valve rod 8 is released
The check valve 22 of non-return valve core is put, drain tap 24 is opened, closes air intake valve 23, the additional air in air spring is through valve
Venthole on 8 chamber of bar and valve rod 8 is discharged from exhaust outlet 31, and car body is made to reach the height of requirement.
Since there are spaced radials between valve rod 8 and retaining ring 10, there are spaced radials between pin shaft 9 and pin hole, can adjust
The concentricity for saving valve rod 8 and valve chamber, improves the kinematic dexterity of valve rod 8, avoids the generation of catching phenomenon.
The embodiment 2 of altitude valve of the present invention, is not provided with the bottom hole of the difference is that only for embodiment 1, mounting hole 32
Gasket, pin shaft push down retaining ring and directly valve rod are crimped in sliding plug.
The embodiment 3 of altitude valve of the present invention, and the difference is that only for embodiment 1, retainer ring 12 and 8 one of valve rod at
Type.
In other embodiments, sliding plug bar can also be fixed on the bottom hole for being pressed in mounting hole by other forms, for example,
Card slot corresponding with position is respectively set in sliding plug on valve rod, card sets circlip in card slot；Or the hole wall in mounting hole
Upper setting land, land is for keeping off the bottom hole that valve rod is pressed in mounting hole by pressing spring；
In other embodiments, it can also be not provided with retaining ring and spring, valve rod is pressed in the bottom hole of mounting hole by pin shaft；Or in valve
The shaft shoulder is set on bar, land is set on the hole wall of mounting hole, spring is set in land, spring is pressed against on the shaft shoulder of valve rod and is led to
Valve rod is pressed in the bottom hole of mounting hole by the elastic force for crossing spring.
The embodiment of vehicle of the present invention, the vehicle include altitude valve, times of the altitude valve and aforementioned present invention altitude valve
The structure of one embodiment is identical, is not repeated to illustrate.
Claims (10)
1. a kind of altitude valve, including valve body, valve body is interior to be equipped with sliding plug and valve rod, it is characterised in that: the sliding plug is equipped with for valve
The mounting hole of one end insertion of bar, one of them of valve rod and sliding plug are equipped with the pin hole being arranged radially along valve rod, on another
It is fixed with the pin shaft penetrated in pin hole, the size of pin hole is greater than the radial dimension of pin shaft, and mounting hole has bottom hole, sliding plug and valve rod
Between be equipped with for valve rod apply towards sliding plug active force so that valve rod insertion mounting hole one end press against mounting hole
The elastic component of bottom hole.
2. altitude valve according to claim 1, it is characterised in that: the valve rod is equipped with close to one end of sliding plug for bullet
Property part limit position limiting structure, elastic component is equipped with Stop structure for keeping off compression elasticity part far from one end of sliding plug.
3. altitude valve according to claim 2, it is characterised in that: the position limiting structure is retainer ring, and the Stop structure is
Retaining ring.
4. altitude valve according to claim 3, it is characterised in that: the valve rod is equipped with annular groove, and the retainer ring is fastened on
On the annular groove of valve rod.
5. altitude valve according to any one of claims 1 to 4, it is characterised in that: the bottom hole of mounting hole is equipped with gasket.
6. altitude valve according to any one of claims 1 to 4, it is characterised in that: the pin shaft is fixed in sliding plug.
7. altitude valve according to any one of claims 1 to 4, it is characterised in that: the elastic component is spring.
8. altitude valve according to any one of claims 1 to 4, feature is being: being equipped between the valve rod and valve chamber
Sealing structure.
9. altitude valve according to claim 8, it is characterised in that: the sealing structure include setting valve rod and valve chamber it
Between lip-type packing, lip-type packing is equipped with seal receptacle far from one end of open side, and inserting is for sealing on the valve body
The positioning pin that seat is positioned.
10. a kind of vehicle, including altitude valve, altitude valve includes valve body, is equipped with sliding plug and valve rod in valve body, it is characterised in that: institute
The mounting hole for one end insertion that sliding plug is equipped with for valve rod is stated, one of them of valve rod and sliding plug are equipped with to be arranged radially along valve rod
Pin hole, be fixed with the pin shaft penetrated in pin hole on another, the size of pin hole is greater than the radial dimension of pin shaft, and mounting hole has
Bottom hole is equipped with for applying the active force towards sliding plug so that valve rod is inserted into one end of mounting hole to valve rod between sliding plug and valve rod
Press against the elastic component of the bottom hole of mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115512.2A CN109774401A (en) | 2017-11-13 | 2017-11-13 | A kind of altitude valve and the vehicle using the altitude valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711115512.2A CN109774401A (en) | 2017-11-13 | 2017-11-13 | A kind of altitude valve and the vehicle using the altitude valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109774401A true CN109774401A (en) | 2019-05-21 |
Family
ID=66493116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711115512.2A Pending CN109774401A (en) | 2017-11-13 | 2017-11-13 | A kind of altitude valve and the vehicle using the altitude valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109774401A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001315516A (en) * | 2000-05-11 | 2001-11-13 | Kayaba Ind Co Ltd | Leveling valve |
| CN2776730Y (en) * | 2005-03-31 | 2006-05-03 | 万安集团有限公司 | Automobile altitude valve unit assemblage |
| CN202593216U (en) * | 2012-03-29 | 2012-12-12 | 诸暨市万盛机械有限公司 | Altitude valve |
| CN202764644U (en) * | 2012-07-17 | 2013-03-06 | 江西远成汽车技术股份有限公司 | Altitude valve with simultaneously lifting and dropping function |
| CN104534007A (en) * | 2015-01-07 | 2015-04-22 | 青岛思锐科技有限公司 | Air spring shock absorber assembly with internally-arranged type altitude valve |
| CN206417005U (en) * | 2017-01-23 | 2017-08-18 | 中车青岛四方车辆研究所有限公司 | It is installed on the altitude valve on car body |
-
2017
- 2017-11-13 CN CN201711115512.2A patent/CN109774401A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001315516A (en) * | 2000-05-11 | 2001-11-13 | Kayaba Ind Co Ltd | Leveling valve |
| CN2776730Y (en) * | 2005-03-31 | 2006-05-03 | 万安集团有限公司 | Automobile altitude valve unit assemblage |
| CN202593216U (en) * | 2012-03-29 | 2012-12-12 | 诸暨市万盛机械有限公司 | Altitude valve |
| CN202764644U (en) * | 2012-07-17 | 2013-03-06 | 江西远成汽车技术股份有限公司 | Altitude valve with simultaneously lifting and dropping function |
| CN104534007A (en) * | 2015-01-07 | 2015-04-22 | 青岛思锐科技有限公司 | Air spring shock absorber assembly with internally-arranged type altitude valve |
| CN206417005U (en) * | 2017-01-23 | 2017-08-18 | 中车青岛四方车辆研究所有限公司 | It is installed on the altitude valve on car body |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190521 |