CN107725826A - A kind of valve member and magnetic valve - Google Patents
A kind of valve member and magnetic valve Download PDFInfo
- Publication number
- CN107725826A CN107725826A CN201711058136.8A CN201711058136A CN107725826A CN 107725826 A CN107725826 A CN 107725826A CN 201711058136 A CN201711058136 A CN 201711058136A CN 107725826 A CN107725826 A CN 107725826A
- Authority
- CN
- China
- Prior art keywords
- core assembly
- valve
- valve member
- connecting portion
- plunger
- 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.)
- Pending
Links
- 239000011148 porous material Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 abstract description 42
- 239000010720 hydraulic oil Substances 0.000 abstract description 24
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000009123 feedback regulation Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/16—Special measures for feedback, e.g. by a follow-up device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
- F16K3/262—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member with a transverse bore in the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention provides a kind of valve member and magnetic valve, valve member includes valve pocket and core assembly；Valve pocket, which has, extends along the inner space that direction opens up, input port, delivery outlet and control mouth of the valve pocket in its surface formed with connection inner space；Core assembly is arranged in inner space, offers a step-like blind hole along bearing of trend close to its one end, blind hole includes close to the connecting portion of its opening and the throughput away from its opening；Connecting portion is sheathed on a fixed cell, and the other end of core assembly is used to connect a power unit so that core assembly can move relative to fixed cell along bearing of trend, and core assembly can make connection or blocking between each mouth when moving；Intercommunicating pore, intercommunicating pore connection throughput and control mouth are further opened with core assembly.The present invention uses internal feedback oil circuit, greatly reduces the hydraulic oil leakage that may occur, and improves the efficiency of the whole hydraulic system including the valve member.
Description
Technical field
The invention belongs to solenoid valve market, is related to a kind of valve member and magnetic valve.
Background technology
The magnetic valve that the automatic transmission of existing passenger vehicle uses is mostly proportion magnetic valve, also, in order to realize output
The accurate control of pressure, the Stress control of proportion magnetic valve are realized the accurate control of output pressure by introducing feedback, passed through
The oil pressure feedback effect of output is transported in the end face hydrodynamic force of valve element, valve element under hydraulic coupling, electromagnetic force and spring-force driven dual
Move to equilbrium position, keep the stabilization of output pressure.As shown in figure 1, be the structure chart of typical Prop-pressure control magnetic valve,
Fig. 2 is the work sheet of the magnetic valve feedback control, wherein, P is high pressure oil inlet, and T is oil return opening, and A is control mouth, XvFor armature
Displacement, magnetic valve output with electric signal ucProportional pressure Pc, oil pressure Pc act on valve core spring chamber by feeding back oil circuit
Side, hydraulic coupling overcome electromagnetic force to make valve element stable in fixed position together with spring force.
But valve element and the feedback fluid outside valve pocket are drawn out to by this oil circuit arrangement, valve pocket and mounting hole are matched somebody with somebody
Close and require higher, easily cause larger additional leakage amount, the increase of valve entirety leakage rate improves the energy of whole hydraulic system
Consumption；Moreover, the cooperation of valve pocket and mounting hole requires to improve the processing cost that can also increase part；In addition, external feedback oil circuit also increases
Add the design difficulty of hydraulic valve block and increase the bulk of valve block.
The content of the invention
It is an object of the present invention to provide a kind of valve member and magnetic valve, it is intended to solves outside oil circuit in the prior art
The problem of hydraulic oil is easily revealed present in feedback control scheme.
In order to solve the above technical problems, the invention provides a kind of valve member, including valve pocket and core assembly；It is described
Valve pocket, which has, extends along the inner space that direction opens up, and the valve pocket is in its surface formed with the connection inner space
Input port, delivery outlet and control mouth；The core assembly is arranged in the inner space, close to its one end along the extension
Direction offers a step-like blind hole, and the blind hole includes close to the connecting portion of its opening and the throughput away from its opening；
The connecting portion is sheathed on a fixed cell, and the other end of the core assembly is used to connect a power unit so that the valve
Core assembly can move relative to the fixed cell along the bearing of trend, and the core assembly can make each mouth when moving
Between connection or block；Intercommunicating pore is further opened with the core assembly, the intercommunicating pore connects the throughput and the control
Donsole.
Further, the core assembly includes connecting rod, and several valve elements connected by the connecting rod, if described
Dry valve element is used to make when the core assembly moves to connect or block between each mouth.
Further, the intercommunicating pore is opened on one of them described valve element.
Further, the intercommunicating pore is opened on the connecting rod.
Further, the diameter of the connecting portion is more than the diameter of the throughput, the connecting portion and the throughput
Connecting portion be truncated cone-shaped.
Further, the fixed cell includes plunger and limited support face, and the plunger at one end is fixed on described spacing
On supporting surface, the connecting portion sealing shroud is on the other end of the plunger.
Further, length of the connecting portion along the bearing of trend is more than the connecting portion and the plunger contact portion
Divide the length along the bearing of trend.
Further, the fixed cell includes plunger, flexible member and limited support face, and described flexible member one end is consolidated
Due on the limited support face, the other end is connected with one end of the plunger, and the connecting portion sealing shroud is located at the plunger
The other end on.
Further, the flexible member is spring.
Present invention also offers a kind of magnetic valve, including valve member as described above, and an electromagnetic assembly, the electricity
Magnetic assembly is used to make the core assembly move along the bearing of trend.
Compared with prior art, the invention provides a kind of valve member and magnetic valve, by being set inside core assembly
Put blind hole and the feedback oil circuit of inside is cooperatively formed with fixed cell, and the feedback oil circuit inside intercommunicating pore holding is set in valve group
Connected all the time with control mouth in the part course of work, in this manner it is achieved that the feedback control of hydraulic oil, finally realizes valve member pressure
The ratio control of power.
Compared with external feedback oil circuit, internal feedback oil circuit is used in the present invention, greatly reduces the high pressure that may occur
Oil leakage, improve the efficiency of the whole hydraulic system including the valve member；Secondly, the present invention is using the letter of internal feedback oil circuit
Change the cooperation requirement of valve pocket and mounting hole, reduced the design difficulty of hydraulic system valve block, and reduce the overall chi of valve block
It is very little, reduce processing cost；In addition, the feedback oil circuit inside core assembly adds the damping of oil circuit, valve is improved
The stability of component.
The present invention can set flexible member to act power to plunger to balance also by being improved to fixed cell
The hydraulic oil of internal oil passages can play regulation inside to the active force of plunger to the active force of plunger by changing flexible member
The effect of the pressure of the hydraulic oil of oil circuit, so as to realize increasingly complex Stress control demand.
Brief description of the drawings
Fig. 1 is a kind of structure chart of Prop-pressure control magnetic valve；
Fig. 2 is a kind of work sectional view of Prop-pressure control magnetic valve feedback control；
Fig. 3 is a kind of structure sectional view for valve member that one embodiment of the invention provides；
Fig. 4 is a kind of structure sectional view for valve member that another embodiment of the present invention provides；
Fig. 5 is a kind of structure sectional view for valve member that further embodiment of this invention provides.
Wherein, P- high pressures oil inlet；T- oil return openings；A- control mouths；1- valve pockets；2- core assemblies；11- input ports；12- is defeated
Outlet；13- control mouths；21- blind holes；22- connecting portions；23- throughputs；24- intercommunicating pores；25- connecting rods；26- valve elements；3- fixes single
Member；31- plungers；32- limited supports face；33- flexible members.
Embodiment
A kind of valve member proposed by the present invention and magnetic valve are made below in conjunction with the drawings and specific embodiments further detailed
Describe in detail bright.According to following explanation and claims, advantages and features of the invention will become apparent from.It should be noted that accompanying drawing is equal
Non- accurately ratio is used using very simplified form and, only to convenience, lucidly aid in illustrating the embodiment of the present invention
Purpose.Same or analogous reference represents same or analogous part in accompanying drawing.
Fig. 3 to Fig. 5 is the structure sectional view of valve member provided in an embodiment of the present invention.Fig. 3 is refer to, the present invention provides
A kind of valve member include valve pocket 1 and core assembly 2；The valve pocket 1, which has, extends along the inner space that direction opens up,
The valve pocket 1 is in its surface formed with input port 11, delivery outlet 12 and the control mouth 13 for connecting the inner space；It is described
Core assembly 2 is arranged in the inner space, and a step-like blind hole 21 is offered along the bearing of trend close to its one end,
The blind hole 21 includes close to the connecting portion 22 of its opening and the throughput 23 away from its opening；The connecting portion 22 is sheathed on one
So that the fixed cell 3 can move on the connecting portion 22 on fixed cell 3, the other end of the core assembly 2 is used
In one power unit of connection (not marked in figure) so that the core assembly 2 can prolong relative to the fixed cell 3 along described
Stretch direction movement, the core assembly 2 can make when moving each mouth (i.e. input port 11, delivery outlet 12 and control mouth 13) it
Between connection or block；Intercommunicating pore 24 is further opened with the core assembly 2, the intercommunicating pore 24 connects the throughput 23 and institute
State control mouth 13.
Wherein, input port 11 is generally high pressure oil inlet, and hydraulic oil can enter in valve from input port 11, and delivery outlet 12 is then
For oil-out, and control mouth 13 is then feedback regulation mouth, and in the present embodiment, control mouth 13 connects with throughput 23, control mouth
Hydraulic oil at 13 can be circulated by intercommunicating pore 24 in portion 23, so that hydraulic oil is full of blind hole 21 so that blind hole 21
In hydraulic oil produce along the bearing of trend active force, because the connecting portion 22 of blind hole 21 is set on fixed cell 3
, hydraulic oil can not flow out from connecting portion 22, and therefore, the active force that hydraulic oil is acted on fixed cell 3 carries with fixed cell 3
The support dynamic balance of confession, and active force of the hydraulic oil on other direction then acts on bottom of the blind hole 21 away from opening, so as to
So that hydraulic oil produces the feedback effect power to core assembly 2, the feedback effect power is with electromagnetic assembly to caused by core assembly 2
Electromagnetic force is in opposite direction, therefore core assembly 2 is substantially the interaction in electromagnetic force and the feedback effect power in work process
Lower holding poised state, so realizes the feedback regulation of pressure oil., can by changing the pressure of the hydraulic oil entered in blind hole 21
To realize the feedback regulation to valve.
It is it can be seen that interior by setting blind hole 21 and fixed cell 3 to cooperatively form inside core assembly 2 in the present embodiment
The feedback oil circuit in portion, and set intercommunicating pore 24 keep internal feedback oil circuit in the valve member course of work all the time with control mouth
13 connections, in this manner it is achieved that the feedback control of hydraulic oil, finally realizes the ratio control of valve member pressure.With existing skill
External feedback oil circuit is compared in art, and in the present embodiment, using internal feedback oil circuit, the hydraulic oil that greatly reducing to occur is let out
Dew, improve the efficiency of the whole hydraulic system including the valve member；Secondly, the present embodiment is simplified using internal feedback oil circuit
The cooperation requirement of valve pocket 1 and mounting hole, reduces the design difficulty of hydraulic system valve block, and reduce the overall chi of valve block
It is very little, reduce processing cost；In addition, the feedback oil circuit inside core assembly 2 adds the damping of oil circuit, valve is improved
The stability of component.
In the present embodiment, the core assembly 2 includes connecting rod 25, and several valves connected by the connecting rod 25
Core 26, several described valve elements 26 are used to make when the core assembly 2 moves to connect or block between each mouth.The connection
Hole 24 can be opened on one of them described valve element.In another embodiment of the invention, the intercommunicating pore 24 can also be opened
On the connecting rod 25.It should be noted that the present invention does not do additional qualification for the position that opens up of intercommunicating pore 24, as long as its energy
The connection being always ensured that in the course of work of valve member between control mouth 13 and throughput 23, such as Fig. 3 and Fig. 4 institutes
Show.
As the preferred scheme of preferred the present embodiment, the diameter of the connecting portion 22 is more than the diameter of the throughput 23,
The connecting portion 22 and the connecting portion 22 of the throughput 23 are truncated cone-shaped.The main function of connecting portion 22 is consolidated with extraneous
The connection of order member 3 provides the strong point of core assembly 2, while does not influence core assembly 2 and can be moved along the bearing of trend, flows
Participate in forming internal feedback oil circuit during the main function in logical portion 23, connection intermediate location between the two uses truncated cone-shaped, can be with
Effectively reduce pressure loss of the hydraulic oil at transition connection portion 22.
As a kind of implementation of the present embodiment, the fixed cell 3 includes plunger 31 and limited support face 32, described
The one end of plunger 31 is fixed on the limited support face 32, and the sealing shroud of connecting portion 22 is located at the other end of the plunger 31
On.The pressure that hydraulic oil in blind hole 21 acts on the end of plunger 31 is balanced by the cooperation in plunger 31 and limited support face 32.
As the preferred scheme of the present embodiment, length of the connecting portion 22 along the bearing of trend is more than the connecting portion
22 with length of the contact portion of plunger 31 along the bearing of trend.I.e. plunger 31 and core assembly 2 are matched somebody with somebody in the present embodiment
Certain space is left between the end face of conjunction and the intermediate location of connecting portion 22 and throughput 23, can so as to play cavity volume effect
The unwanted oscillations of effective abatement hydraulic valve assembly.
As a kind of implementation of further embodiment of this invention, as shown in figure 5, the fixed cell 3 can also be bag
Plunger 31, flexible member 33 and limited support face 32 are included, described one end of flexible member 33 is fixed on the limited support face 32,
The other end is connected with one end of the plunger 31, and the sealing shroud of connecting portion 22 is on the other end of the plunger 31.Wherein,
The flexible member 33 preferably can be spring or other have the structure of cushioning effect.In this programme, spring is to plunger 31
Active force be used for balancing active force of the hydraulic oil to plunger 31 of internal oil passages, by changing active force of the spring to plunger 31
The pressure of the hydraulic oil of internal oil passages can be played a part of adjusting, so as to realize increasingly complex Stress control demand.
Present invention also offers a kind of magnetic valve, including valve member as described above, and an electromagnetic assembly are (i.e. above-mentioned
Described power unit), the electromagnetic assembly is used to make the core assembly 2 move along the bearing of trend.Wherein, electromagnetism group
Part can include coil, armature and push rod, and wherein push rod is connected with the other end of the core assembly 2, passes through coil electricity
Produce and armature motion is promoted to the electromagnetic force of armature, so as to drive pushrod movement, pushrod movement drives the core assembly 2
Moved along the bearing of trend.
In summary, the invention provides a kind of valve member and magnetic valve, by setting blind hole inside core assembly
The feedback oil circuit of inside is cooperatively formed with fixed cell, and sets the feedback oil circuit inside intercommunicating pore holding to be worked in valve member
During connected all the time with control mouth, in this manner it is achieved that the feedback control of hydraulic oil, finally realize the ratio of valve member pressure
Example control.
Compared with external feedback oil circuit in the prior art, internal feedback oil circuit is used in the present invention, greatly reduces possibility
The hydraulic oil leakage of generation, improve the efficiency of the whole hydraulic system including the valve member；Secondly, the present invention uses internal
Feedback oil circuit simplifies the cooperation requirement of valve pocket and mounting hole, reduces the design difficulty of hydraulic system valve block, and reduce valve
The overall dimensions of block, reduce processing cost；In addition, the feedback oil circuit inside core assembly adds the damping of oil circuit,
Improve the stability of valve member.
The present invention can set flexible member to act power to plunger to balance also by being improved to fixed cell
The hydraulic oil of internal oil passages can play regulation inside to the active force of plunger to the active force of plunger by changing flexible member
The effect of the pressure of the hydraulic oil of oil circuit, so as to realize increasingly complex Stress control demand.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (10)
1. a kind of valve member, it is characterised in that including valve pocket and core assembly；
The valve pocket, which has, extends along the inner space that direction opens up, and the valve pocket is described interior formed with connecting in its surface
Input port, delivery outlet and the control mouth in portion space；
The core assembly is arranged in the inner space, and it is step-like along the bearing of trend to offer one close to its one end
Blind hole, the blind hole includes close to the connecting portion of its opening and the throughput away from its opening；
The connecting portion is sheathed on a fixed cell, and the other end of the core assembly is used to connect a power unit so that institute
State core assembly to move along the bearing of trend relative to the fixed cell, the core assembly can make each when moving
Connect or block between individual mouth；
Intercommunicating pore is further opened with the core assembly, the intercommunicating pore connects the throughput and the control mouth.
2. a kind of valve member according to claim 1, it is characterised in that the core assembly includes connecting rod, Yi Jitong
Cross several valve elements of connecting rod connection, several described valve elements are used to making when the core assembly moves between each mouth
Connection blocks.
3. a kind of valve member according to claim 2, it is characterised in that the intercommunicating pore is opened in described in one of them
On valve element.
4. a kind of valve member according to claim 2, it is characterised in that the intercommunicating pore is opened on the connecting rod.
5. a kind of valve member according to claim 1, it is characterised in that the diameter of the connecting portion is more than the circulation
The diameter in portion, the connecting portion and the connecting portion of the throughput are truncated cone-shaped.
6. a kind of valve member according to claim 5, it is characterised in that the fixed cell includes plunger and spacing branch
Support face, the plunger at one end are fixed on the limited support face, and the connecting portion sealing shroud is located at the other end of the plunger
On.
A kind of 7. valve member according to claim 6, it is characterised in that length of the connecting portion along the bearing of trend
Degree is more than the connecting portion and length of the plunger contact part along the bearing of trend.
8. a kind of valve member according to claim 5, it is characterised in that the fixed cell includes plunger, elasticity member
Part and limited support face, described flexible member one end are fixed on the limited support face, one end of the other end and the plunger
Connection, the connecting portion sealing shroud is on the other end of the plunger.
9. a kind of valve member according to claim 8, it is characterised in that the flexible member is spring.
10. a kind of magnetic valve, it is characterised in that including the valve member as described in claim any one of 1-9, and an electromagnetism
Component, the electromagnetic assembly are used to make the core assembly move along the bearing of trend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058136.8A CN107725826A (en) | 2017-11-01 | 2017-11-01 | A kind of valve member and magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058136.8A CN107725826A (en) | 2017-11-01 | 2017-11-01 | A kind of valve member and magnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107725826A true CN107725826A (en) | 2018-02-23 |
Family
ID=61221355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711058136.8A Pending CN107725826A (en) | 2017-11-01 | 2017-11-01 | A kind of valve member and magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725826A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469503A (en) * | 2019-09-18 | 2019-11-19 | 湖南机油泵股份有限公司 | A kind of two-stage variable control system based on variable-displacement pump |
| CN110594471A (en) * | 2019-09-03 | 2019-12-20 | 海力达汽车科技有限公司 | Can reduce solenoid valve body subassembly of processing degree of difficulty |
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