CN214063944U - Bistable high-pressure electromagnetic valve - Google Patents
Bistable high-pressure electromagnetic valve Download PDFInfo
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- CN214063944U CN214063944U CN202022994703.4U CN202022994703U CN214063944U CN 214063944 U CN214063944 U CN 214063944U CN 202022994703 U CN202022994703 U CN 202022994703U CN 214063944 U CN214063944 U CN 214063944U
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- iron core
- steel pipe
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- magnetic conduction
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Abstract
The utility model discloses a bistable high-pressure solenoid valve, valve body shell inner wall cup joints the magnetic conduction shell, magnetic conduction shell endotheca has the uide bushing, suit solenoid between magnetic conduction shell and the uide bushing, uide bushing one end inboard is connected with quiet iron core, the uide bushing other end inboard is equipped with moves the iron core, move the iron core and cup joint sealed steel pipe, the one end overcoat of sealed steel pipe connects the spring holder, be equipped with compression state's spring unit between spring holder and the first seal cover, the cross-section and the valve clack support contact cooperation of the sealed steel pipe other end, solenoid positive negative direction circular telegram produce magnetic field force, make iron core and quiet iron core actuation or separation, it drives sealed steel pipe and slides in the uide bushing to move the iron core, sealed steel pipe realizes the circulation by the medium with the closure or the separation of valve clack support. The utility model has the advantages that the solenoid valve belongs to the electricity and opens the bistable type of switch.
Description
Technical Field
The utility model relates to a high-pressure solenoid valve, in particular to bistable state high-pressure solenoid valve.
Background
The existing high-pressure electromagnetic valve needs to be electrified for a long time when in a certain position state, and the power consumption of the valve is large; the high-pressure electromagnetic valve has long valve opening time and needs to be subjected to differential pressure balance operation before being opened; the high pressure valve cannot meet the requirement of using liquid and gas simultaneously. This is where the application needs to be focused on.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a bistable high-pressure solenoid valve that the consumption is little, high pressure is opened fast, and the reliability is high is to provide.
In order to solve the technical problem above, the utility model provides a bistable high-pressure solenoid valve, the valve body shell inner wall cup joints the magnetic conduction shell, the magnetic conduction shell endotheca has the uide bushing, suit solenoid between magnetic conduction shell and the uide bushing, uide bushing one end inboard is connected with quiet iron core, the uide bushing other end inboard is equipped with moves the iron core, move the interior sealed steel pipe that cup joints of iron core, the one end overcoat of sealed steel pipe connects the spring holder, be equipped with compression state's spring unit between spring holder and the first seal cover, the cross-section and the valve clack support contact cooperation of the sealed steel pipe other end, solenoid positive negative to circular telegram produce magnetic field force, make iron core and quiet iron core actuation or separation, it drives sealed steel pipe and slides in the uide bushing to move the iron core, the closed or the separation realization of sealed steel pipe and valve clack support is by the circulation of medium.
The electromagnetic coil is electrified to generate a magnetic field with a direction opposite to that of a permanent magnetic field, the magnetic field force is greater than the sum of the permanent magnetic force and the spring force, the movable iron core moves to be attracted with the static iron core, and the sealing steel pipe is separated from the valve clack support to open the valve; after the electromagnetic coil is powered off, the permanent magnetic force keeps the movable iron core and the static iron core in a stable suction state.
The electromagnetic coil is electrified to generate a magnetic field with the same direction as a permanent magnetic field, the movable iron core moves under the pushing of magnetic field force and permanent magnetic force, the sealing steel pipe slides under the action of spring force, and the sealing steel pipe and the valve clack support are closed to close the valve; after the electromagnetic coil is powered off, the spring force keeps the valve in a closed stable state.
And a magnet is sleeved between the guide sleeve and the magnetic conduction shell, and an electromagnetic coil is placed in a space formed by the magnet, the guide sleeve, the magnetic conduction shell and the magnetic conduction baffle to form a closed permanent magnet loop and an electromagnetic loop.
One side of the magnetic conduction baffle is connected with the magnetic conduction shell, and the other side of the magnetic conduction baffle is connected with the static iron core.
The valve clack support is provided with a sealing gasket, and the sealing gasket and the valve clack support are vulcanized and molded into a whole or are connected into a whole through matching.
One end of the spring seat is fixed with the sealing steel pipe in a limiting mode, and the other end of the spring seat is connected with the spring component.
The valve body shell, the first connecting piece and the second connecting piece at two ends of the valve body shell are connected through bolts.
The first sealing sleeve is sleeved between the first connecting piece and the sealing steel pipe, and sealing pieces are respectively arranged between the first sealing sleeve and the sealing steel pipe as well as between the first connecting piece and the magnetic conduction shell.
And a second sealing sleeve is arranged between the guide sleeve and the second connecting piece, and sealing pieces are respectively arranged between the second sealing sleeve and the sealing steel pipe, between the second connecting piece and the magnetic conduction shell.
First connecting piece, second connecting piece, first seal cover and second seal cover all use the quiet iron core of accurate cooperation and uide bushing as the benchmark, ensure the concentricity and the reliability of connecting.
The valve body shell is provided with a valve position state indicating switch for displaying the opening or closing state.
The utility model has the advantages that:
1) the utility model has the advantages that when the valve switch is in the open valve or closed valve position state, the power supply is not needed, and the power consumption is low; if the position state of the valve needs to be changed, only pulse driving energy needs to be provided for the electromagnetic coil, and the opening and closing position state of the valve is changed immediately, so that the valve belongs to an electrically-opened and electrically-closed bistable electromagnetic valve;
2) the utility model can be opened rapidly under high pressure without pressure difference balance operation;
3) the movable iron core and the sealing steel pipe are connected in a sleeve joint mode, so that the movable iron core and the sealing steel pipe are ensured to move stably and reliably, and the friction force is small;
4) the utility model discloses a concentricity is good, and its structure can satisfy the requirement of liquid gas double-purpose.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
description of the figures
1-a first threaded connection a; 2-a first gland M;
3, a magnetic conduction baffle; 4-a stationary iron core;
5, a guide sleeve; 6-an electromagnetic coil;
7, a movable iron core; 8, sealing the steel pipe;
9-a magnet; 10-a magnetically permeable housing;
11-a baffle; 12-connecting an accessory;
13-second seal cartridge N; 14-a gasket;
15-valve flap support; 16-a second threaded connection B;
17-long bolt; 18-sealing ring O;
19-sealing ring P; 20-a sealing ring Q;
21-a protective housing; 22-spring seat;
23-spring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 shows a schematic structural diagram of an embodiment of the present invention. As shown in fig. 1, the utility model provides a bistable high-pressure solenoid valve, a magnetic conduction shell 10 is sleeved on the inner wall of a valve body protective shell 21, a guide sleeve 5 is sleeved in the magnetic conduction shell 10, an electromagnetic coil 6 is sleeved between the magnetic conduction shell 10 and the guide sleeve 5, the inner side of one end of the guide sleeve 5 is in threaded connection, sleeved connection or welded with a static iron core 4 to realize precise matching, and the concentricity of connection is ensured; the movable iron core 7 is arranged on the inner side of the other end of the guide sleeve 5, the movable iron core 7 is internally sleeved or connected with the sealing steel tube 8 in a threaded mode, a spring seat 22 is sleeved outside one end of the sealing steel tube 8, a spring 23 in a compression state is arranged between the spring seat 22 and the first sealing sleeve M2, the cross section of the other end of the sealing steel tube 8 is in contact fit with the sealing gasket 14 on the valve clack support 15, the electromagnetic coil 6 is electrified in the positive direction and the negative direction to generate magnetic field force, the movable iron core 7 and the static iron core 4 are attracted or separated, the movable iron core 7 drives the sealing steel tube 8 to slide in the guide sleeve 5, and the sealing steel tube 8 and the valve clack gasket 14 are closed or separated to achieve circulation of a stop medium.
The magnetic body 9 is sleeved between the guide sleeve 5 and the magnetic conduction shell 10, and the electromagnetic coil 6 is placed in a space formed by the magnetic body 9, the guide sleeve 5, the magnetic conduction shell 10 and the magnetic conduction baffle 3 to form a closed permanent magnetic loop and an electromagnetic loop.
One side of the magnetic conduction baffle 3 is connected with the magnetic conduction shell 10, and the other side is sleeved, connected with threads or welded with the static iron core 4.
The valve clack support 15 is provided with a sealing gasket 14, and the sealing gasket 14 and the valve clack support 15 are vulcanized and molded into a whole or are connected into a whole through matching. The valve clack support 15 is sleeved in the second threaded connector B16.
One end of the spring seat 22 is fixed with the sealing steel pipe 8 in a limiting way through a clamp spring or threads, and the other end of the spring seat is connected with the spring 23. The spring 23 is placed in a space formed by the first sealing sleeve M2, the stationary iron core 4 and the steel tube 8.
The valve body protective shell 21, and the first threaded connector A1 and the second threaded connector B16 at the two ends thereof are connected through a long bolt 17.
The first sealing sleeve M2 is arranged between the first threaded connector A1 and the sealing steel tube 8 and the static iron core 4, and a sealing ring O18, a sealing ring P19 and a sealing ring Q20 are respectively arranged between the first sealing sleeve M2 and the sealing steel tube 8 and between the first threaded connector A1 and the magnetic conduction shell 10.
A second sealing sleeve N13 is arranged between the guide sleeve 5 and the second threaded connecting piece B16, and a sealing ring O18, a sealing ring P19 and a sealing ring Q20 are respectively arranged between the second sealing sleeve N13 and the sealing steel pipe 8, between the second threaded connecting piece B16 and the magnetic conduction shell 10.
The first threaded connection piece A1, the second threaded connection piece B16, the first sealing sleeve M2 and the second sealing sleeve N13 all use the precise fit static iron core 4 and the guide sleeve 5 as references to ensure the concentricity and the reliability of connection.
The sealing steel pipe 8 penetrates through the first sealing sleeve M2, the static iron core 4 and the second sealing sleeve N13, and is in dynamic sealing fit with the first sealing sleeve M2 and the second sealing sleeve N13 through a sealing element Q20.
The connecting auxiliary 12 is in threaded connection or sleeved connection with the sealing steel pipe 8, and the connecting auxiliary 12 is a part alone or is in an integrated structure with the movable iron core 7.
The baffle 11 is sleeved with the guide sleeve 5 and the magnetic conduction shell 10, and the baffle 11 is a part alone or is in an integrated structure with the second threaded connector B16.
One end of a second sealing sleeve N13 is sleeved with one end of the guide sleeve 5, the other end of the second sealing sleeve N13 is sleeved with a second threaded connector B16 and the baffle 11, and the sealing is realized by a sealing element O18.
The valve body shell is provided with a valve position state indicating switch, and can display the opening or closing state.
The utility model discloses a theory of operation:
1) when the valve is opened, the electromagnetic coil 6 is electrified in the positive direction, the direction of a magnetic field generated by the electromagnetic coil is opposite to that of a permanent magnetic field, and under the action of the electromagnetic field and the permanent magnetic field, the spring force is overcome instantly, and the movable iron core 7 is adsorbed to the end face of the static iron core 4; then, the electromagnetic coil 6 is powered off, the valve is quickly opened under the action of the permanent magnetic force, and a stable open valve state is kept;
2) when the valve is closed, the electromagnetic coil 6 is electrified negatively, the direction of the generated magnetic field is the same as that of the permanent magnetic field, and the valve is closed quickly under the action of the electromagnetic field, the permanent magnetic field and the spring force and is kept in a stable valve closing state.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A bistable high-pressure solenoid valve, characterized in that: the inner wall of the valve body shell is sleeved with a magnetic conduction shell, a guide sleeve is sleeved in the magnetic conduction shell, an electromagnetic coil is sleeved between the magnetic conduction shell and the guide sleeve, the inner side of one end of the guide sleeve is connected with a static iron core, a movable iron core is arranged on the inner side of the other end of the guide sleeve, a sealing steel pipe is sleeved in the movable iron core, a spring seat is sleeved outside one end of the sealing steel pipe, a spring part is arranged between the spring seat and a first sealing sleeve, the cross section of the other end of the sealing steel pipe is in contact fit with the valve clack support, the electromagnetic coil is electrified in the positive direction and the negative direction to generate magnetic field force, the movable iron core and the static iron core are attracted or separated, the movable iron core drives the sealing steel pipe to slide in the guide sleeve, and the closing or separation of the sealing steel pipe and the valve clack support realizes the circulation of a stop medium.
2. The bistable high-pressure solenoid valve according to claim 1, wherein: the electromagnetic coil is electrified to generate a magnetic field with a direction opposite to that of a permanent magnetic field, the magnetic field force is greater than the sum of the permanent magnetic force and the spring force, the movable iron core moves to be attracted with the static iron core, and the sealing steel pipe is separated from the valve clack support to open the valve; after the electromagnetic coil is powered off, the permanent magnetic force keeps the movable iron core and the static iron core in a stable suction state.
3. The bistable high-pressure solenoid valve according to claim 1, wherein: the electromagnetic coil is electrified to generate a magnetic field with the same direction as a permanent magnetic field, the movable iron core moves under the pushing of magnetic field force and permanent magnetic force, the sealing steel pipe slides under the action of spring force, and the sealing steel pipe and the valve clack support are closed to close the valve; after the electromagnetic coil is powered off, the spring force keeps the valve in a closed stable state.
4. The bistable high-pressure solenoid valve according to claim 1, wherein: and a magnet is sleeved between the guide sleeve and the magnetic conduction shell, and an electromagnetic coil is placed in a space formed by the magnet, the guide sleeve, the magnetic conduction shell and the magnetic conduction baffle to form a closed permanent magnet loop and an electromagnetic loop.
5. The bistable high-pressure solenoid valve of claim 4, wherein: one side of the magnetic conduction baffle is connected with the magnetic conduction shell, and the other side of the magnetic conduction baffle is connected with the static iron core.
6. Bistable high-pressure solenoid valve according to claim 1, 2 or 3, characterized in that: the valve clack support is provided with a sealing gasket, and the sealing gasket and the valve clack support are vulcanized and molded into a whole or are connected into a whole through matching.
7. The bistable high-pressure solenoid valve according to claim 1, wherein: one end of the spring seat is fixed with the sealing steel pipe in a limiting mode, and the other end of the spring seat is connected with the spring component.
8. The bistable high-pressure solenoid valve according to claim 1, wherein: the valve body shell, the first connecting piece and the second connecting piece at two ends of the valve body shell are connected through a long bolt.
9. Bistable high-pressure solenoid valve according to claim 1 or 8, characterized in that: the first sealing sleeve is sleeved between the first connecting piece and the sealing steel pipe, and sealing pieces are respectively arranged between the first sealing sleeve and the sealing steel pipe as well as between the first connecting piece and the magnetic conduction shell.
10. Bistable high-pressure solenoid valve according to claim 1 or 8, characterized in that: and a second sealing sleeve is arranged between the guide sleeve and the second connecting piece, and sealing pieces are respectively arranged between the second sealing sleeve and the sealing steel pipe, between the second connecting piece and the magnetic conduction shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022994703.4U CN214063944U (en) | 2020-12-14 | 2020-12-14 | Bistable high-pressure electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022994703.4U CN214063944U (en) | 2020-12-14 | 2020-12-14 | Bistable high-pressure electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214063944U true CN214063944U (en) | 2021-08-27 |
Family
ID=77408108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022994703.4U Active CN214063944U (en) | 2020-12-14 | 2020-12-14 | Bistable high-pressure electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214063944U (en) |
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2020
- 2020-12-14 CN CN202022994703.4U patent/CN214063944U/en active Active
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