CN106885012A - A kind of electric control valve door - Google Patents
A kind of electric control valve door Download PDFInfo
- Publication number
- CN106885012A CN106885012A CN201710210692.6A CN201710210692A CN106885012A CN 106885012 A CN106885012 A CN 106885012A CN 201710210692 A CN201710210692 A CN 201710210692A CN 106885012 A CN106885012 A CN 106885012A
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- CN
- China
- Prior art keywords
- valve
- cavity
- main
- fixedly connected
- auxiliary
- 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.)
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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
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/42—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using liquid or gaseous propellants
- F02K9/44—Feeding propellants
- F02K9/56—Control
- F02K9/58—Propellant feed valves
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
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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
- 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
- F16K31/0624—Lift valves
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1225—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston with a plurality of pistons
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of electric control valve door, including magnetic valve and pneumatic operated valve, magnetic valve includes the second gas outlet, second air inlet, exhaust outlet, pneumatic operated valve includes valve body, at least two first cavitys and second cavity are set on valve body, secondary end cap is fixedly connected at the top of first cavity, secondary end cap is slidably connected auxiliary valve rod, auxiliary spring is set between secondary end cap and auxiliary valve rod, auxiliary valve rod and the first cavity are in close contact, first cavity sets the first liquid outlet, first cavity sets the first inlet, a straight-bar is fixedly connected at the top of multiple auxiliary valve rods, straight-bar is fixedly connected main valve stem, main valve stem is slidably connected main side lid, main side lid is fixedly connected the second cavity, main spring is set between main side lid and main valve stem, main valve stem and the second cavity are in close contact, main valve stem and the second cavity constitute pneumatic cavity, pneumatic cavity connects the second gas outlet.Beneficial effect of the invention：Response time is fast, oxidant is connected with incendiary agent and turn-off time uniformity is good.
Description
Technical field
The present invention relates to valve technology field, it particularly relates to a kind of electric control valve door.
Background technology
In the rail control of existing aerospace system and attitude control engine design, usually using two combustions of solenoid valve control engine
Material and oxidant opening and closing, to directly with the engine connecting valve response time and operating sensitivity requirement it is very high, with
The thrust of controllable precise is produced, the track and gesture stability of aircraft is realized, the program is to two uniformity of magnetic valve and moves
Make sensitivity requirements harsh, to meet the action consistency and sensitivity requirements of valve, it usually needs magnetic valve is screened,
Pick out qualified auxiliary products to be supported the use, increased the development cost of product, and maintenance to product brings not
Good influence.
For the problem in correlation technique, effective solution is not yet proposed at present.
The content of the invention
For the above-mentioned technical problem in correlation technique, the present invention proposes a kind of electric control valve door, and the response time is fast, oxidation
It is good that agent and fuel open and close uniformity.
To realize above-mentioned technical purpose, the technical proposal of the invention is realized in this way：
A kind of electric control valve door, including magnetic valve and pneumatic operated valve, the magnetic valve include the second gas outlet, second gas outlet
Selectivity connection the second air inlet or exhaust outlet, the pneumatic operated valve include valve body, at least two first are provided with the valve body
Cavity and second cavity, secondary end cap has been fixedly connected with the top of each described first cavity, and each described secondary end cap is equal
Be slidably connected auxiliary valve rod middle part, is provided between the described secondary end cap bottom and the auxiliary valve rod bottom in same cavity
Auxiliary spring, the bottom of each auxiliary valve rod is in close contact with the bottom of first cavity, and each described first cavity exists
The position of the auxiliary valve rod bottom part down is provided with the first liquid outlet, and is provided with the side wall of each first cavity
One inlet, is fixedly connected a straight-bar at the top of multiple auxiliary valve rods, the straight-bar is also fixedly connected main valve stem top, described
Main valve stem middle part slidably connects main side lid, and the main side lid is fixedly connected on the top of second cavity, the main side lid
Bottom and the bottom of the main valve stem between be provided with main spring, the side wall of the bottom of the main valve stem and second cavity
It is in close contact, and pneumatic cavity is constituted between the bottom of the bottom of the main valve stem and second cavity, the pneumatic cavity connects
The second gas outlet led on the magnetic valve.
Further, the magnetic valve includes electromagnetic valve body, and the electromagnetic valve body slidably connects armature, the rank
The bottom of iron is fixedly connected the top of valve living by the magnetic valve valve rod being fixedly connected, and the electromagnetic valve body is in the armature
Top is fixedly connected with electromagnet, and compression spring is provided between the bottom of the electromagnet and the top of the armature, described
The bottom of electromagnetic valve body is fixedly connected with valve seat, and the valve seat is connected by through hole with the magnetic valve valve stem slides, described
The bottom of valve seat is provided with cavity, gap is provided between the side wall of the cavity and the valve living, on the side wall of the cavity
The second gas outlet is provided with, the bottom of the cavity is fixedly connected with magnetic valve pressure inlet, the top of the magnetic valve pressure inlet
It is in close contact with the bottom of the valve living, and the magnetic valve pressure inlet is provided with the in the position of the valve bottom part down living
Two air inlets, are provided with exhaust outlet on the hole wall of the through hole, be provided with the magnetic valve valve rod can make the exhaust outlet with
The groove that the cavity of the valve seat is connected.
Further, the top and bottom of the valve living are inlaid with working of plastics.
Further, first inlet is communicated with pneumatic operated valve pressure inlet, and the pneumatic operated valve pressure inlet is solid by screw
Surely it is connected on the valve body.
Further, the straight-bar is connected with the top of the auxiliary valve rod and the screw top of main valve stem respectively, and institute
State the fuse that the auxiliary valve rod and main valve stem are provided through on straight-bar.
Further, the magnetic valve is fixedly connected with pneumatic operated valve by screw.
Further, between the side wall of the bottom of the main valve stem and second cavity and the auxiliary valve rod bottom
O-ring is provided with and the side wall of first cavity between.
Further, the valve body respectively with the secondary end cap, sealing is provided between main side lid and pneumatic operated valve pressure inlet
Circle.
Further, one of them described first liquid outlet is connected with engine oxidant inlet, and another described
One liquid outlet is connected with engine combustion agent entrance.
Beneficial effects of the present invention：Using magnetic valve by the way of pneumatic operated valve is combined, the company of propellant can be quickly controlled
On and off is opened, and can be rail, appearance with the characteristics of the response time is fast, oxidant is connected with incendiary agent and turn-off time uniformity is good
The break-make for controlling engine propellant provides precise control.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the overall structure diagram of electric control valve door described according to embodiments of the present invention；
Fig. 2 is the structural representation of the magnetic valve according to Fig. 1；
Fig. 3 is the structural representation of the pneumatic operated valve according to Fig. 1.
In figure：
1st, valve body；2nd, secondary end cap；3rd, auxiliary spring；4th, auxiliary valve rod；5th, main valve stem；6th, main spring；7th, the first liquid outlet；8th, first enters
Liquid mouthful；9th, pneumatic cavity；10th, main side lid；11st, straight-bar；12nd, pneumatic operated valve pressure inlet；13rd, fuse；14th, pneumatic operated valve；15th, electromagnetism
Valve；16th, electromagnet；17th, compression spring；18th, armature；19th, valve seat；20th, valve living；21st, magnetic valve pressure inlet；22nd, the second outlet
Mouthful；23rd, the second air inlet；24th, exhaust outlet；25th, magnetic valve valve rod.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belongs to present invention protection
Scope.
As Figure 1-3, a kind of electric control valve described according to embodiments of the present invention door, including magnetic valve 15 and pneumatic operated valve
14, the magnetic valve 15 includes the second gas outlet 22, selectivity the second air inlet 23 of connection of second gas outlet 22 or exhaust
Mouth 24, the pneumatic operated valve 14 includes valve body 1, at least two first cavitys and second cavity is provided with the valve body 1, often
Secondary end cap 2 is fixedly connected with the top of individual first cavity, each described secondary end cap 2 is slidably connected in an auxiliary valve rod 4
Portion, auxiliary spring 3 is provided between the bottom of described secondary end cap 2 and the bottom of the auxiliary valve rod 4 in same cavity, described in each
The bottom of auxiliary valve rod 4 is in close contact with the bottom of first cavity, and each described first cavity is under the bottom of the auxiliary valve rod 4
The position of side is provided with the first liquid outlet 7, and the first inlet 8 is provided with the side wall of each first cavity, multiple
The top of the auxiliary valve rod 4 is fixedly connected a straight-bar 11, and the straight-bar 11 is also fixedly connected the top of main valve stem 5, the main valve stem 5
Middle part slidably connects main side lid 10, and the main side lid 10 is fixedly connected on the top of second cavity, the main side lid 10
Bottom and the bottom of the main valve stem 5 between be provided with main spring 6, the bottom of the main valve stem 5 and second cavity
Side wall is in close contact, and pneumatic cavity 9, the gas are constituted between the bottom of the bottom of the main valve stem 5 and second cavity
Dynamic chamber 9 connects the second gas outlet 22 on the magnetic valve 15.
In one particular embodiment of the present invention, the magnetic valve 15 includes electromagnetic valve body, the electromagnetic valve body
Armature 18 is slidably connected, the bottom of the armature 18 is fixedly connected the top of valve living 20 by the magnetic valve valve rod 25 being fixedly connected
Portion, the electromagnetic valve body is fixedly connected with electromagnet 16, the bottom of the electromagnet 16 and institute in the top of the armature 18
Compression spring 17 is provided between the top for stating armature 18, the bottom of the electromagnetic valve body is fixedly connected with valve seat 19, described
Valve seat 19 is slidably connected by through hole with the magnetic valve valve rod 25, and the bottom of the valve seat 19 is provided with cavity, the cavity
Side wall and the valve living 20 between be provided with gap, the second gas outlet 22, the cavity are provided with the side wall of the cavity
Bottom be fixedly connected with magnetic valve pressure inlet 21, the top of the magnetic valve pressure inlet 21 is tight with the bottom of the valve living 20
Contact, and the magnetic valve pressure inlet 21 is provided with the second air inlet 23 in the position of the bottom part down of valve living 20, it is described
Exhaust outlet 24 is provided with the hole wall of through hole, being provided with the magnetic valve valve rod 25 can make the exhaust outlet 24 with the valve seat
The groove that 19 cavity is connected.
In one particular embodiment of the present invention, the top and bottom of the valve living 20 are inlaid with working of plastics.
In one particular embodiment of the present invention, first inlet 8 is communicated with pneumatic operated valve pressure inlet 12, the gas
Dynamic valve pressure inlet 12 is fixedly connected on the valve body 1 by screw.
In one particular embodiment of the present invention, the top respectively with the auxiliary valve rod 4 of the straight-bar 11 and main valve stem 5
Screw top connection, and the fuse 13 of the auxiliary valve rod 4 and main valve stem 5 is provided through on the straight-bar 11.
In one particular embodiment of the present invention, the magnetic valve 15 is fixedly connected with pneumatic operated valve 14 by screw.
In one particular embodiment of the present invention, between the side wall of the bottom of the main valve stem 5 and second cavity
And it is provided with O-ring between the bottom of the auxiliary valve rod 4 and the side wall of first cavity.
In one particular embodiment of the present invention, the valve body 1 respectively with the secondary end cap 2, main side lid 10 and pneumatic
Sealing ring is provided between valve pressure inlet 12.
In one particular embodiment of the present invention, one of them described first liquid outlet and engine oxidant inlet phase
Connection, another described first liquid outlet is connected with engine combustion agent entrance.
Understand above-mentioned technical proposal of the invention for convenience, below by way of in specifically used mode to of the invention above-mentioned
Technical scheme is described in detail.
The mode that is fixedly connected of the present invention can be replaced with conventional technical means such as welding, threaded connections, be slidably connected
Mode can be replaced with conventional technical means such as linear bearing, sockets.
Electric control valve door of the present invention is by magnetic valve 15（Two-bit triplet）Constituted with pneumatic operated valve 14, magnetic valve 15 passes through
Screw is installed on the valve body 1 of pneumatic operated valve 14.Magnetic valve 15 is by electromagnet 16, compression spring 17, valve seat 19, magnetic valve valve rod
25th, the composition such as valve 20 and magnetic valve pressure inlet 21 living, magnetic valve valve rod 25 is slidably connected with the through hole on valve seat 19, valve 20 living
Bottom and top are inlaid with working of plastics, for realizing sealing, in the case where being not powered on, by the power that compression spring 17 is applied
The working of plastics of the bottom of valve 20 of can making to live is contacted with the tight of magnetic valve pressure inlet 21, so as to by the second air inlet 23 and second
Gas outlet 22, exhaust outlet 24 separate, and exhaust outlet 24 is realized connecting with the second gas outlet 22；When being powered to magnetic valve 15, electromagnetism
Iron 16 produces suction by the upward adhesive of armature 18, and drives valve living 20 to move upwards, and the working of plastics at the top of valve 20 that makes to live blocks valve
Through hole on seat 19, exhaust outlet 24 is separated with the second air inlet 23, and the second air inlet 23 and the second gas outlet 22 are realized connecting
It is logical.
Pneumatic operated valve 14 is by valve body 1, secondary end cap 2, auxiliary spring 3, auxiliary valve rod 4, main valve stem 5, main spring 6, O-ring, main side lid
10th, straight-bar 11, fuse 13, pneumatic operated valve pressure inlet 12, screw composition, main side lid 10 and two secondary end caps 2 are installed by screw thread
In on valve body 1, and by O-ring end face seal.Main valve stem 5 passes through main side lid 10, and the top of main valve stem 5 is provided with threaded connection
Portion is used to be connected to straight-bar 11, and main spring 6 is controlled by the distance between the bottom of control bound bar 5 and the bottom of main side lid 10
Decrement, main valve stem 5 is installed in the presence of main spring 6 and threaded joints in the second cavity of valve body 1, main side lid
10 and main valve stem 5 be designed as T-shaped ledge structure, for the moving displacement amount of control bound bar 5, the bottom of main valve stem 5 and second
O-ring is provided between the side wall of cavity, the sealing between cavity portion where for realizing pneumatic cavity 9 and main spring 6；Two
Individual auxiliary valve rod 4 is installed in the first cavity of valve body 1 in the presence of auxiliary spring 3 and threaded joints, the bottom of auxiliary valve rod 4 with
O-ring is provided between the side wall of the first cavity, for realizing cavity portion and the institute of auxiliary spring 3 that the first liquid outlet 7 connected
Cavity portion between sealing.
The top of two auxiliary valve rods 4 is also equipped with threaded joints for being connected with straight-bar 11, when main valve stem 5 is moved upwards
When the also motion upwards of two auxiliary valve rods 4 is driven by straight-bar 11, realize unlatching and the first liquid outlet 7 and first inlet of valve
8 connection.First inlet 8 is set in the both sides of valve body 1, and even pneumatic operated valve pressure inlet 12 is installed on by valve body 1 by screw
On.
When specifically used, in the case where magnetic valve 15 is not powered, the power applied by compression spring 17 will valve living
20 are pressed in realization sealing on magnetic valve pressure inlet 21；In the state of ventilation is not powered on, by the power that compression spring 17 is applied
The power on valve living 20 is acted on more than gas, therefore valve 20 living can be pressed on magnetic valve pressure inlet 21 by compression spring 17 real
Now seal；Under unpowered state, the second gas outlet 22 of magnetic valve 15 connects with exhaust outlet 24；When the energization of electromagnet 16
Afterwards, armature 18 is moved upwards, drives valve 20 living to move up by magnetic valve valve rod 25, and the top of valve 20 living is pressed on into sky
Top of chamber, the through hole blocked on valve seat 19 cuts off the second gas outlet 22 and exhaust outlet 24, and realizes the second air inlet 23 and
The connection of two gas outlets 22, passes the gas through the pneumatic cavity 9 that the second gas outlet 22 enters pneumatic operated valve 14.
Magnetic valve 15 is arranged on the valve body 1 of pneumatic operated valve 14 by four screws, and is realized by O shape rubber rings pneumatic
The sealing in chamber 9.In the state of not ventilating, main spring 6 and the applying power of auxiliary spring 3 and oxidant can make pair with the pressure of incendiary agent
The bottom of valve rod 4 compresses the bottom of the first cavity, so as to block the first liquid outlet 7, realizes the first liquid outlet 7 and the first inlet
8 sealing；When the gas of design pressure is passed through in pneumatic cavity 9, in the presence of gas pressure, middle main valve stem 5 is subject to
Aerodynamic force be more than main spring 6, the elastic force of auxiliary spring 3 and oxidant, the pressure of incendiary agent, main valve stem 5 is moved upwards, and band
Dynamic auxiliary valve rod 4 is moved upwards, realizes the unlatching of pneumatic operated valve 14, the first liquid outlet 7 is connected with the first inlet 8, is now aoxidized
Agent and incendiary agent enter engine simultaneously, and the sealing surface of the bottom of auxiliary valve rod 4 is realized using fluoroplastics part is inlayed in metallic rod.
By the way of electric control valve of the present invention door is combined using the magnetic valve 15 and pneumatic operated valve 14 of two-bit triplet form,
When need open pneumatic operated valve 14 when, magnetic valve 15 is powered, make driving gas enter pneumatic operated valve 14 pneumatic cavity 9, make main valve stem 5 to
Upper motion simultaneously drives auxiliary valve rod 4 to move, and realizes the unlatching of pneumatic operated valve 14, and oxidant is passed through engine simultaneously with incendiary agent
Purpose；When magnetic valve 15 is powered off, in the presence of the power of 15 compression spring of magnetic valve 17, the valve living 20 of magnetic valve 15 move down by
Existing second air inlet 23 separates with the second gas outlet 22, and the second gas outlet 22 connects with exhaust outlet 24, by the gas in pneumatic cavity 9
Discharge, in pneumatic operated valve 14 in the presence of main spring 6 and auxiliary spring 3, auxiliary valve rod 4 is pressed in the bottom of the first cavity, realizes cut-off
The purpose of oxidant and incendiary agent.
To sum up, by means of above-mentioned technical proposal of the invention, using magnetic valve by the way of pneumatic operated valve is combined, can be quick
Control the connection and disconnection of propellant, with the response time it is fast, oxidant is connected with incendiary agent and turn-off time uniformity is good
Feature, can provide precise control for the break-make of rail, attitude control engine propellant.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (9)
1. a kind of electric control valve door, including magnetic valve（15）And pneumatic operated valve（14）, the magnetic valve（15）Including the second gas outlet
（22）, second gas outlet（22）Selectivity the second air inlet of connection（23）Or exhaust outlet（24）, it is characterised in that the gas
Dynamic valve（14）Including valve body（1）, the valve body（1）On be provided with least two first cavitys and second cavity, each institute
State and secondary end cap has been fixedly connected with the top of the first cavity（2）, each described secondary end cap（2）Be slidably connected an auxiliary valve rod（4）
Middle part, the described secondary end cap in same cavity（2）Bottom and the auxiliary valve rod（4）Auxiliary spring is provided between bottom（3）,
Each described auxiliary valve rod（4）The bottom of bottom and first cavity be in close contact, each described first cavity is in the pair
Valve rod（4）The position of bottom part down is provided with the first liquid outlet（7）, is provided with the side wall of each first cavity
One inlet（8）, multiple auxiliary valve rods（4）Top be fixedly connected a straight-bar（11）, the straight-bar（11）Also it is fixedly connected
Main valve stem（5）Top, the main valve stem（5）Middle part slidably connects main side lid（10）, the main side lid（10）It is fixedly connected on
The top of second cavity, the main side lid（10）Bottom and the main valve stem（5）Bottom between be provided with main spring
（6）, the main valve stem（5）The side wall of bottom and second cavity be in close contact, and the main valve stem（5）Bottom with
Pneumatic cavity is constituted between the bottom of second cavity（9）, the pneumatic cavity（9）Connect second gas outlet（22）.
2. electric control valve according to claim 1 door, it is characterised in that the magnetic valve（15）Including electromagnetic valve body,
The electromagnetic valve body slidably connects armature（18）, the armature（18）Bottom pass through the magnetic valve valve rod that is fixedly connected
（25）It is fixedly connected valve living（20）Top, the electromagnetic valve body is in the armature（18）Top be fixedly connected with electromagnet
（16）, the electromagnet（16）Bottom and the armature（18）Top between be provided with compression spring（17）, the electromagnetism
The bottom of valve body is fixedly connected with valve seat（19）, the valve seat（19）By through hole and the magnetic valve valve rod（25）The company of slip
Connect, the valve seat（19）Bottom be provided with cavity, the side wall of the cavity and the valve living（20）Between be provided with gap, institute
State and the second gas outlet is provided with the side wall of cavity（22）, the bottom of the cavity is fixedly connected with magnetic valve pressure inlet（21）,
The magnetic valve pressure inlet（21）Top and the valve living（20）Bottom be in close contact, and the magnetic valve pressure inlet
（21）In the valve living（20）The position of bottom part down is provided with the second air inlet（23）, the row of being provided with the hole wall of the through hole
Gas port（24）, the magnetic valve valve rod（25）On be provided with and can make the exhaust outlet（24）With the valve seat（19）Cavity be connected
Logical groove.
3. electric control valve according to claim 2 door, it is characterised in that the valve living（20）Top and bottom inlay
There is working of plastics.
4. electric control valve according to claim 1 door, it is characterised in that first inlet（8）It is communicated with pneumatic operated valve
Pressure inlet（12）, the pneumatic operated valve pressure inlet（12）The valve body is fixedly connected on by screw（1）On.
5. electric control valve according to claim 1 door, it is characterised in that the straight-bar（11）Respectively with the auxiliary valve rod
（4）Top and main valve stem（5）Screw top connection, and the straight-bar（11）On be provided through the auxiliary valve rod（4）With
Main valve stem（5）Fuse（13）.
6. electric control valve according to claim 1 door, it is characterised in that the magnetic valve（15）And pneumatic operated valve（14）Pass through
Screw is fixedly connected.
7. electric control valve according to claim 1 door, it is characterised in that the main valve stem（5）Bottom and described second
Between the side wall of cavity and the auxiliary valve rod（4）Bottom and the side wall of first cavity between be provided with O-ring.
8. electric control valve according to claim 1 door, it is characterised in that the valve body（1）Respectively with the secondary end cap
（2）, main side lid（10）With pneumatic operated valve pressure inlet（12）Between be provided with sealing ring.
9. electric control valve according to claim 1 door, it is characterised in that one of them described first liquid outlet（7）With hair
Motivation oxidant inlet is connected, another described first liquid outlet（7）It is connected with engine combustion agent entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710210692.6A CN106885012A (en) | 2017-03-31 | 2017-03-31 | A kind of electric control valve door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710210692.6A CN106885012A (en) | 2017-03-31 | 2017-03-31 | A kind of electric control valve door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106885012A true CN106885012A (en) | 2017-06-23 |
Family
ID=59181430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710210692.6A Pending CN106885012A (en) | 2017-03-31 | 2017-03-31 | A kind of electric control valve door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106885012A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883048A (en) * | 2017-10-11 | 2018-04-06 | 北京控制工程研究所 | A kind of highly reliable advantageous torque motor valve based on Redundancy Design |
| CN111043335A (en) * | 2019-11-14 | 2020-04-21 | 宁波天擎航天科技有限公司 | Pneumatic solenoid valve and aircraft |
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|---|---|---|---|---|
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| US3115895A (en) * | 1963-02-28 | 1963-12-31 | Charles W Fister | Leakproof dual valve |
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| US3144877A (en) * | 1961-11-07 | 1964-08-18 | John R Prybylski | Clustered dual valve control for rocket liquid fuel system |
| US3115895A (en) * | 1963-02-28 | 1963-12-31 | Charles W Fister | Leakproof dual valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107883048A (en) * | 2017-10-11 | 2018-04-06 | 北京控制工程研究所 | A kind of highly reliable advantageous torque motor valve based on Redundancy Design |
| CN107883048B (en) * | 2017-10-11 | 2019-04-09 | 北京控制工程研究所 | A kind of highly reliable advantageous torque motor valve based on Redundancy Design |
| CN111043335A (en) * | 2019-11-14 | 2020-04-21 | 宁波天擎航天科技有限公司 | Pneumatic solenoid valve and aircraft |
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