CN109340380A - Solenoid valve - Google Patents
Solenoid valve Download PDFInfo
- Publication number
- CN109340380A CN109340380A CN201811211096.0A CN201811211096A CN109340380A CN 109340380 A CN109340380 A CN 109340380A CN 201811211096 A CN201811211096 A CN 201811211096A CN 109340380 A CN109340380 A CN 109340380A
- Authority
- CN
- China
- Prior art keywords
- valve port
- armature
- core assembly
- gasket
- valve
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims description 27
- 239000011324 bead Substances 0.000 claims description 10
- 230000014759 maintenance of location Effects 0.000 claims description 10
- 125000004122 cyclic group Chemical group 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000013011 mating Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- -1 polychlorotrifluoroethylene Polymers 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 1
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
-
- 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
- F16K27/029—Electromagnetically actuated valves
-
- 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
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
Abstract
The embodiment of the present application provides a kind of solenoid valve.The embodiment of the present application solenoid valve includes: shell, the magnetic support for being installed on enclosure interior, valve port and armature；Valve port and limiting position of armature are installed in magnetic support, and core assembly is connect with armature, and armature movement drives core assembly to open and seal valve port, are flowed into and out with controlling gas by valve port.The embodiment of the present application valve port and limiting position of armature are installed in magnetic support, and core assembly is connect with armature, the datum level of valve port and core assembly is magnetic support, the relative datum face number of the sealing surface of the sealing surface and core assembly of valve port is reduced, the depth of parallelism of core assembly and the sealing surface of both valve ports is easier to guarantee, guarantees the sealing performance of valve port.
Description
Technical field
The present invention relates to electrical transformation technology field, in particular to a kind of solenoid valve.
Background technique
Electric-gas converts component and converts pneumatic signal for electric signal, the pneumatic output of electrical signal input control.It is the most frequently used
Electric-gas transition components be solenoid valve.Solenoid valve is both the interface of electrical control part and pneumatic execution part, and and gas source
The interface of system.Solenoid valve take orders release, stop or change compressed gas flow direction, electro-pneumatic control in, electromagnetism
The function that valve may be implemented has: the ON/OFF digital output modul and different opening of gas are realized in the movement of pneumatic executive module
The flow control etc. of size.The main operational principle of solenoid valve is the effect of the electromagnetic force generated using electromagnetic coil, pushes valve
Core movement, realizes switch or the flow control of air-flow.
In the prior art, it in order to realize that gas flows the purpose of control, needs to control valve port by the movement of sealing element
The size of aperture, to control flowing of the gas from entrance to outlet.The depth of parallelism of existing solenoid valve valve port and sealing surface is very
It is difficult to guarantee, solenoid valve valve port is easy gas leakage.
Summary of the invention
This specification embodiment provides a kind of solenoid valve, for solving following technical problem: solenoid valve valve port and sealing surface
The depth of parallelism it is difficult to ensure that, solenoid valve valve port is easy gas leakage.
In order to solve the above technical problems, this specification embodiment is achieved in that
The embodiment of the present application provides a kind of solenoid valve, comprising: shell, the magnetic support 10 for being installed on enclosure interior, valve port 2 and rank
Iron 6；Valve port 2 and armature 6 are mounted in magnetic support 10, and core assembly 5 is connect with armature 6, and the movement of armature 6 drives core assembly
5 open and seal valve port 2, are flowed into and out with controlling gas by valve port 2.
Further, the middle part of the magnetic support 10 is equipped with magnetic support installation cavity 101, and the top of magnetic support installation cavity 101 is equipped with
With the first limit chamber 1011 of one end limit cooperation of armature 6, the lower part of magnetic support installation cavity 101 is equipped with the upper end with valve port 2
Limit the second limit chamber 1012 of cooperation.
Further, the valve port 2 is equipped with second limit of the magnetic support 10 with the stop collar 26 of the limit cooperation of magnetic support 10
The retaining ring 3 cooperated with stop collar 26 is installed in chamber 1012.
Further, the top protrusion of the stop collar 26 is equipped with the cyclic annular retention bead 29 that diameter is less than stop collar 26, the
Two limit chambers 1012 include installing with the retention bead installation cavity 1012a of the cyclic annular installation of retention bead 29 cooperation and stop collar 26
The stop collar installation cavity 1012b of cooperation.
Further, the valve port 2 includes valve port ontology 21, and the stop collar 26 is connected to the lateral wall of valve port ontology 21,
The middle part of valve port ontology 21 is equipped with the through-hole 201 for exhaust, and stop collar 26 and through-hole 201 are coaxially disposed, the lateral wall of valve port 2
Equipped with the second through-hole 203, the lower end of valve port ontology 21 is plugged into the valve port mounting hole on valve seat 1.
Further, the core assembly 5 includes the gasket 52 that spool 51 and injection molding are connected to 51 one end of spool, gasket
52 for sealing valve port 2, and the other end of spool 51 is connect with armature 6, and the movement band 51 one end gasket 52 of movable valve plug of armature 6 is opened
With sealing valve port 2, flowed into and out with controlling gas by valve port 2.
Further, one end of the spool 51 is equipped with hollow cavity 521, and gasket 52 is molded in hollow cavity 521.
Further, the core assembly 5 is located at the top of valve port 2, is equipped with gas around core assembly 5 and valve port 2 and holds
Receive chamber 18, the air inlet on gas held chamber 18 and shell, which penetrates through, to be arranged, and through-hole 201 and the gas outlet on shell of valve port 2 are passed through
Logical setting, gasket 52 are sealed on valve port 2, prevent the gas entered from air inlet from arranging into through-hole 201.
Further, the spool 51 includes the connecting rod 511 on top and the gasket fixing piece 512 of lower part, and gasket is solid
Determine the lower end that part 512 is connected to connecting rod 511, the upper end of connecting rod 511 is connect with armature 6, the middle part of gasket fixing piece 512
Equipped with hollow cavity 521.
Further, further includes: elastic element 4, elastic element 4 are gasket 52 between armature 6 and core assembly 5
It seals valve port 2 and pretightning force is provided.
At least one above-mentioned technical solution that this specification embodiment uses can reach following the utility model has the advantages that the application is real
It applies a valve port and limiting position of armature is installed in magnetic support, and core assembly is connect with armature, the datum level of valve port and core assembly is equal
Relative datum face number for magnetic support, the sealing surface of the sealing surface and core assembly of valve port is reduced, both core assembly and valve port
The depth of parallelism of sealing surface be easier to guarantee, guarantee the sealing performance of valve port.The embodiment of the present application uses anti-intake method, works as electricity
Magnet valve is in close state, and since gas has downward pressure to core assembly, admission pressure is bigger, the gasket of core assembly
Sealing surface pressure valve mouth it is tighter, be less susceptible to gas leakage.
Detailed description of the invention
In order to illustrate more clearly of this specification embodiment or technical solution in the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
The some embodiments recorded in this specification, for those of ordinary skill in the art, in not making the creative labor property
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the integrally-built sectional view of a kind of solenoid valve that the application exemplary embodiment provides；
Fig. 2 is the schematic perspective view of the application exemplary embodiment valve port；
Fig. 3 is the schematic perspective view of the application exemplary embodiment valve port；
Fig. 4 is the schematic perspective view of the application exemplary embodiment magnetic support.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in this specification, below in conjunction with this explanation
Attached drawing in book embodiment is clearly and completely described the technical solution in this specification embodiment, it is clear that described
Embodiment be merely a part but not all of the embodiments of the present application.Based on this specification embodiment, this field
Those of ordinary skill's every other embodiment obtained without creative efforts, all should belong to the application
The range of protection.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and " one kind " of singular used in the attached claims, " described " and " being somebody's turn to do "
It is also intended to including most forms, unless the context clearly indicates other meaning, " a variety of " generally comprise at least two, but not
It excludes to include at least one situation.
It should be appreciated that term used herein " and/or " it is only a kind of incidence relation for describing affiliated partner, it indicates
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typically represent forward-backward correlation object be it is a kind of " or " relationship.
Currently, valve port is installed in valve seat, spool and armature are limited by magnetic support, due to multiple datum level, valve port top
Both sealing surfaces of sealing surface and gasket are it is difficult to ensure that the depth of parallelism, it is therefore desirable to which the pretightning force of bigger spring just can guarantee electricity
It is air tight under certain admission pressure when magnet valve is normally closed.When admission pressure very little and constant, the gas flow of setting is controlled
When, if the pretightning force of spring is bigger, it is necessary to which bigger electromagnetic force draws high armature, and armature band movable valve plug and gasket draw high, make
Certain aperture is arranged at valve port top, just can guarantee required flow.Datum level is more, and the depth of parallelism of the two is more difficult to guarantee, to part
Processing request it is higher, the requirement to electromagnetic control device is higher.
Based on above-mentioned technical problem, the embodiment of the present application provides a solution, and basic ideas are: the embodiment of the present application
Valve port and limiting position of armature are installed in magnetic support, and core assembly is connect with armature, and the datum level of valve port and core assembly is magnetic
The relative datum face number of seat, the sealing surface of the sealing surface and core assembly of valve port is reduced, and core assembly is close with both valve ports
The depth of parallelism of cover is easier to guarantee, guarantees the sealing performance of valve port.
Fig. 1 is the integrally-built sectional view of a kind of solenoid valve that the application exemplary embodiment provides.As shown in Figure 1, electric
Magnet valve includes shell, the valve port 2 for being installed on enclosure interior, core assembly 5 and electromagnetic control device, and shell includes valve seat 1 and peace
Loaded on the shell on valve seat 1.Electromagnetic control device is installed on shell internal upper part, and core assembly 5 is located under electromagnetic control device
Portion is simultaneously connected in core assembly 5, and valve port 2 is located at the lower section of core assembly 5.The application solenoid valve overall structure is simple and compact.
As shown in Figure 1, the embodiment of the present application electromagnetic control device includes magnetizer 9, armature 6 and coil 7, the middle part of shell
Equipped with the inner housing 19 for installing magnetizer 9 and armature 6, the inside of inner housing 19 is equipped with installation cavity, and magnetizer 9 is located at peace
The top of cavity is filled, armature 6 is located at the lower part of installation cavity, and the lower end of armature 6 is fixedly connected with core assembly 5.The application is real
The simple and compact for structure of an electromagnetic control device is applied, the miniaturization of solenoid valve is conducive to.
Specifically, the upper end of magnetizer 9 is stretched out, and nut 11 is fixed from the external upper end with magnetizer 9, to reach magnetizer
9 fixation, it is clear that the upper end of magnetizer 9 can also be fixed by the modes such as snapping connection with shell.Coil 7 is wound in inner housing
19 lateral wall is located at magnetizer 9 and armature 6, and magnetizer 9 is fixedly connected by connector sleeve 8 with magnetic support 10, and coil 7 is powered
Afterwards, armature 6 is influenced to move up and down along inner housing 19 by electromagnetic force.
As shown in Figure 1, the embodiment of the present application provides a kind of solenoid valve, further includes: magnetic support 10, valve port 2 and the limit peace of armature 6
Loaded in magnetic support 10, core assembly 5 is connect with armature 6, and the movement of armature 6 drives core assembly 5 to open and seal valve port 2, with control
Gas processed is flowed into and out by valve port 2.The embodiment of the present application valve port and limiting position of armature are installed in magnetic support, and core assembly and rank
The datum level of iron connection, valve port and core assembly is magnetic support, the opposite base of the sealing surface of the sealing surface and core assembly of valve port
Quasi- face number is reduced, and the depth of parallelism of core assembly and the sealing surface of both valve ports is easier to guarantee, guarantees the sealing performance of valve port.
Fig. 4 is the schematic perspective view of the application exemplary embodiment magnetic support.As shown in figure 4, magnetic support 10 is in cylinder
Hollow structure, the middle part of magnetic support 10 are equipped with magnetic support installation cavity 101, and the top of magnetic support installation cavity 101 is equipped with one end with armature 6
The first limit chamber 1011 of cooperation is limited, the lower part of magnetic support installation cavity 101 is equipped with second with the limit cooperation of the upper end of valve port 2
Limit chamber 1012.When installation, after armature 6 is connect with core assembly 5, one end that armature 6 connects core assembly 5 is installed on the first limit
In the chamber 1011 of position, the upper end of valve port 2 is mounted in the second limit chamber 1012, and the mounting structure of core assembly and valve port is more
Reliable and stable, the depth of parallelism of core assembly and the sealing surface of both valve ports is easier to guarantee, guarantees the sealing performance of valve port.
As shown in Figure 1, 2, valve port 2 is equipped with the stop collar 26 with the limit cooperation of magnetic support 10, the second limit chamber of magnetic support 10
The retaining ring 3 cooperated with stop collar 26 is installed in 1012, valve port 2 is mounted by the fastening of retaining ring 3 in magnetic support 10, valve
Mouth 2 is solid and reliable with the mounting structure of magnetic support 10.
Specifically, as shown in Figure 2,4, the top protrusion of stop collar 26 is equipped with the cyclic annular limit convex that diameter is less than stop collar 26
29 are played, the second limit chamber 1012 includes and the retention bead installation cavity 1012a of the cyclic annular installation of retention bead 29 cooperation and limit
The stop collar installation cavity 1012b of the installation cooperation of ring 26.The stop collar 29 on 2 top of valve port and the stop collar installation cavity of magnetic support 10
1012b limit cooperation, cyclic annular retention bead 29 and retention bead installation cavity 1012a limit cooperate, the top of valve port 2 and magnetic support 10
The second limit chamber 1012 mounting structure it is solid and reliable.
Fig. 3 is the schematic perspective view of the application exemplary embodiment valve port.Valve port 2 further includes valve port ontology 21, valve
The middle part of mouth ontology 21 is equipped with the through-hole 201 for exhaust, and stop collar 26 and the coaxial arrangement of through-hole 201, the lateral wall of valve port 2 are set
There is the second through-hole 203, the lower end of valve port ontology 21 is plugged into the valve port mounting hole on valve seat 1.The lateral wall of valve port ontology 21 connects
It is connected to position limiting structure, gasket 52 can seal the upper end of valve port ontology 21.
As shown in figure 3, specifically, position limiting structure is including limit bottom plate 25, above-mentioned stop collar 26 and is connected to limit bottom plate
At least one limited post 27 between 25 and stop collar 26, limit bottom plate 25 are connect with the lateral wall of valve port ontology 21, stop collar
26 are located at the upper end of valve port ontology 21, form above-mentioned second through-hole 203 between adjacent limited post 27.In addition, valve port ontology 21
Lower end is equipped with the snap collar 23 snapped connection with valve seat 1, and the inner sidewall protrusion of valve seat 1 is equipped with the card being clasped with snap collar 23
Button protrusion, valve port 2 are snapped connection by snap collar 23 and the buckle protrusion of 1 inner sidewall of valve seat, and valve port 2 is quickly and expediently installed,
Valve port 2 and the connection type of valve seat 1 can be using the modes such as being threadedly coupled.
Below with reference to Fig. 1, make an explanation to the working principle of the embodiment of the present application solenoid valve.
The embodiment of the present application solenoid valve can move up or down, armature 6 in 7 power on/off of coil with moving armature 6
By electromagnetic force influence, armature 6 drives driving 51 one end gasket 52 of spool to open and seal valve port 2, passes through valve to control gas
Mouth 2 flows in/out, and realizes the switch to solenoid valve to air-flow or flow control.
Illustrate, the gasket 52 of the embodiment of the present application solenoid valve is fixedly connected with spool 51, gasket 52 and
The mode of spool 51 being fixedly connected can be that gasket 52 is connected to one end of spool 51 by Shooting Technique.It is close when installation
Packing 52 forms core assembly 5 with spool 51 as a whole and installs together, to reach the sealing surface and core assembly of valve port
The relative datum face number of sealing surface of gasket reduce, the depth of parallelism of gasket and the sealing surface of both valve ports is easier to protect
Card.In addition, above-mentioned gasket 52 is rubber gasket perhaps polychlorotrifluoroethylene gasket or polytetrafluoroethylene sealing gasket.
As shown in Figure 1, the solenoid valve in above-described embodiment further includes elastic element 4.Magnetic support 10 is installed on valve seat 1, valve
Mouth 2 is connected in magnetic support 10 by retaining ring 3, and core assembly 5 is located in magnetic support 10, and elastic element 4 is located at armature 6 and spool group
Between part 5, valve port 2 is sealed for gasket 52, pretightning force is provided, which can be bellows or spring.
As shown in Figure 1, the embodiment of the present application solenoid valve uses anti-air inlet.Core assembly 5 is located at the top of valve port 2, spool
Gas held chamber 18 is equipped with around component 5 and valve port 2, the air inlet on gas held chamber 18 and shell, which penetrates through, to be arranged, valve port 2
Central cavity and shell on gas outlet penetrate through setting, gasket 52 is sealed on valve port 2, prevents the gas entered from air inlet
Body is arranged into through-hole 201.Gas enters from a side entrance of valve seat 1, is introduced into gas held chamber 18, closes when solenoid valve is in
When state, the intracorporal gas of chamber has downward pressure to core assembly 5, to the formation of valve port 2 together with the pretightning force of elastic element 4
Sealing；When solenoid valve is in the open state, armature 6 drives the gasket 52 of core assembly 5 under the action of the electromagnetic force of coil 7
It moves upwards, gas is flowed out from 2 lumen of valve port, eventually passes through exhaust outlet discharge.Position of the application to air inlet and air outlet
It is not construed as limiting, air inlet and air outlet can be located at the two sides of valve seat 1, can also be located at the ipsilateral of valve seat 1.
The embodiment of the present application uses anti-intake method, when solenoid valve is in close state, since gas has core assembly 5
Downward pressure, admission pressure is bigger, and the sealing surface pressure valve mouth 2 of the gasket 52 of core assembly 5 is tighter, is less susceptible to gas leakage.
Fig. 2 is the schematic perspective view of the application exemplary embodiment spool.As shown in Fig. 2, the spool 51 is tapered
Structure, spool 51 include the connecting rod 511 on top and the gasket fixing piece 512 of lower part, and gasket fixing piece 512 is connected to
The upper end of the lower end of extension bar 511, connecting rod 511 is connect with armature 6, and the middle part of gasket fixing piece 512 is equipped with hollow cavity
521, in order to improve the fixed reliability of gasket, gasket 52 is molded in hollow cavity 521.The embodiment of the present application spool
It is simple and compact for structure, it is easy to process.Particularly, the upper end of connecting rod 511 can be to be connected using screw thread with 6 connection type of armature
It connects, the modes such as interference fit, gasket 52 is directly molded the hollow cavity 521 in gasket fixing piece 512 using Shooting Technique
Interior, the stabilized structure of gasket 52 is reliable, while guaranteeing the levelness of the sealing surface of gasket 52, more with the sealing surface of valve port 2
Add and fits closely.In addition, in order to increase the stability of gasket 52, the internal structure of hollow cavity 521 can use helical form
Deng the structure for reinforcing 52 stability of gasket.In compared with the prior art, what the sealing surface levelness of gasket 52 cannot be guaranteed
Problem, the spool 51 and gasket 52 of the application use single injection-molded, and the sealing surface levelness of gasket 52 is easily guaranteed that,
Better seal is able to carry out to valve port 2.
In addition, as shown in Figure 1, the mating surface of armature 6 and magnetizer 9 is trapezoidal mating surface, movement both more can guarantee
Stability, it is obvious that the mating surface of armature 6 and magnetizer 9 may be set to be triangle, square etc..
Illustrate the installation process of the embodiment of the present application solenoid valve below with reference to Fig. 1-4.
First magnetic support 10 is installed on valve seat 1, the lower end of valve port 2 is connected on valve seat 1 by snap collar 23, valve port 2
Upper end is protruded into magnetic support 10, and the upper end of valve port 2 is connected in magnetic support 10 by retaining ring 3.
Then, the installation of electromagnetic control device is carried out.Magnetizer 9 is installed on the top of inner housing 19, and armature 6 is installed on interior
The lower part of shell 19, magnetizer 9 are connect by connector sleeve 8 with magnetic support 10, and coil 10 is wound in the outside of inner housing 19, magnetizer
The upper end of shell is stretched out in 9 one end, and fixed by nut 11.
The upper end of spool 51 is fixedly connected with the lower end of armature 6, and the lower end of armature 6 is mounted in magnetic support 10, is sealed
Pad 52 is located at the upper end of valve port ontology 21, and elastic element 4 is set on spool 51, between armature 6 and spool 51, by shell
Body is installed on valve seat 1, completes the installation to solenoid valve.
The above is only this specification embodiments, are not intended to limit this application.To those skilled in the art,
Various changes and changes are possible in this application.It is all within the spirit and principles of the present application made by any modification, equivalent replacement,
Improve etc., it should be included within the scope of the claims of this application.
Claims (10)
1. a kind of solenoid valve characterized by comprising shell, the magnetic support (10) for being installed on enclosure interior, valve port (2) and armature
(6)；
Valve port (2) and armature (6) are mounted in magnetic support (10), and core assembly (5) is connect with armature (6), armature (6) movement
It drives core assembly (5) to open and seals valve port (2), flowed into and out with controlling gas by valve port (2).
2. solenoid valve according to claim 1, which is characterized in that the middle part of the magnetic support (10) is equipped with magnetic support installation cavity
(101), the top of magnetic support installation cavity (101) is equipped with the first limit chamber (1011) with the limit cooperation of one end of armature (6), magnetic
The lower part of seat installation cavity (101) is equipped with the second limit chamber (1012) with the limit cooperation of the upper end of valve port (2).
3. solenoid valve according to claim 2, which is characterized in that the valve port (2) is equipped with matches with magnetic support (10) limit
The stop collar (26) of conjunction, the interior retaining ring being installed with stop collar (26) cooperation of the second limit chamber (1012) of the magnetic support (10)
(3)。
4. solenoid valve according to claim 3, which is characterized in that it is small that the top protrusion of the stop collar (26) is equipped with diameter
In the cyclic annular retention bead (29) of stop collar (26), the second limit chamber (1012) includes installing to cooperate with cyclic annular retention bead (29)
Retention bead installation cavity (1012a) and stop collar (26) installation cooperation stop collar installation cavity (1012b).
5. solenoid valve according to claim 3, which is characterized in that the valve port (2) includes valve port ontology (21), the limit
Position ring (26) is connected to the lateral wall of valve port ontology (21), and the middle part of valve port ontology (21) is equipped with the through-hole (201) for exhaust,
Stop collar (26) and through-hole (201) are coaxially disposed, and the lateral wall of valve port (2) is equipped with the second through-hole (203), valve port ontology (21)
Lower end is plugged into the valve port mounting hole on valve seat (1).
6. -5 any solenoid valve according to claim 1, which is characterized in that the core assembly (5) includes spool (51)
Be connected to the gasket (52) of spool (51) one end with injection molding, gasket (52) for sealing valve port (2), spool (51) it is another
End is connect with armature (6), and armature (6) movement band movable valve plug (51) one end gasket (52) is opened and seals valve port (2), with control
Gas is flowed into and out by valve port (2).
7. solenoid valve according to claim 6, which is characterized in that one end of the spool (51) is equipped with hollow cavity
(521), gasket (52) injection molding is in hollow cavity (521).
8. solenoid valve according to claim 6, which is characterized in that the core assembly (5) is located at the top of valve port (2),
Gas held chamber (18) are equipped with around core assembly (5) and valve port (2), gas held chamber (18) is passed through with the air inlet on shell
Logical setting, the through-hole (201) of valve port (2) and the gas outlet on shell penetrate through and are arranged, and gasket (52) is sealed on valve port (2),
Prevent the gas entered from air inlet from arranging in through-hole (201).
9. solenoid valve according to claim 6, which is characterized in that the spool (51) includes the connecting rod (511) on top
With the gasket fixing piece (512) of lower part, gasket fixing piece (512) is connected to the lower end of connecting rod (511), connecting rod
(511) upper end is connect with armature (6), and the middle part of gasket fixing piece (512) is equipped with hollow cavity (521).
10. solenoid valve according to claim 6, which is characterized in that further include: elastic element (4), elastic element (4) position
Between armature (6) and core assembly (5), valve port (2) are sealed for gasket (52), pretightning force is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811211096.0A CN109340380A (en) | 2018-10-17 | 2018-10-17 | Solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811211096.0A CN109340380A (en) | 2018-10-17 | 2018-10-17 | Solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109340380A true CN109340380A (en) | 2019-02-15 |
Family
ID=65309841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811211096.0A Pending CN109340380A (en) | 2018-10-17 | 2018-10-17 | Solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109340380A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332352A (en) * | 2019-07-25 | 2019-10-15 | 路达(厦门)工业有限公司 | A kind of tap |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK176291D0 (en) * | 1990-11-16 | 1991-10-22 | Danfoss As | MAGNET VALVE |
| CN2856613Y (en) * | 2005-12-27 | 2007-01-10 | 北京七星华创电子股份有限公司 | Electromagnetic regulation valve for quality flow controller |
| CN205859301U (en) * | 2016-08-08 | 2017-01-04 | 湖南科技大学 | A kind of electromagnetic cartridge valve |
| CN107387844A (en) * | 2017-08-16 | 2017-11-24 | 北京控制工程研究所 | One kind is without friction proportioning valve magnetic structure |
| CN209262255U (en) * | 2018-10-17 | 2019-08-16 | 北京七星华创流量计有限公司 | Solenoid valve |
-
2018
- 2018-10-17 CN CN201811211096.0A patent/CN109340380A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK176291D0 (en) * | 1990-11-16 | 1991-10-22 | Danfoss As | MAGNET VALVE |
| CN2856613Y (en) * | 2005-12-27 | 2007-01-10 | 北京七星华创电子股份有限公司 | Electromagnetic regulation valve for quality flow controller |
| CN205859301U (en) * | 2016-08-08 | 2017-01-04 | 湖南科技大学 | A kind of electromagnetic cartridge valve |
| CN107387844A (en) * | 2017-08-16 | 2017-11-24 | 北京控制工程研究所 | One kind is without friction proportioning valve magnetic structure |
| CN209262255U (en) * | 2018-10-17 | 2019-08-16 | 北京七星华创流量计有限公司 | Solenoid valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332352A (en) * | 2019-07-25 | 2019-10-15 | 路达(厦门)工业有限公司 | A kind of tap |
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