CN210687180U - Two-position two-way electromagnetic valve - Google Patents
Two-position two-way electromagnetic valve Download PDFInfo
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- CN210687180U CN210687180U CN201921175057.XU CN201921175057U CN210687180U CN 210687180 U CN210687180 U CN 210687180U CN 201921175057 U CN201921175057 U CN 201921175057U CN 210687180 U CN210687180 U CN 210687180U
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- solenoid valve
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Abstract
The utility model discloses a two-way solenoid valve belongs to the solenoid valve field. The two-position two-way electromagnetic valve comprises an electromagnetic coil, a sleeve, a fixed iron core and a movable iron core which are arranged in the sleeve, a spring and a sealing element, wherein a first pressure port, a second pressure port and a sealing valve port which can be mutually communicated are arranged on the sealing element. The utility model provides a solenoid valve simple structure, equipment are convenient, replace the less sealing member of volume with the great valve body base of volume that exists among the prior art, can save installation time through threaded connection's mode direct mount to other subassemblies to gas circuit pipeline design is simpler, need not to avoid the screw hole when installing in the past.
Description
Technical Field
The utility model belongs to the solenoid valve field, concretely relates to two solenoid valves.
Background
Solenoid valves are electromagnetically controlled industrial devices, which are the basic elements of automation for controlling fluids, used in industrial control systems to regulate the direction, flow, velocity and other parameters of media. The solenoid valve may be associated with different circuits to achieve the desired control.
A two-position two-way solenoid valve is one type of solenoid valve that has two positions and two states. The two-position two-way electromagnetic valve usually comprises an electromagnetic valve sleeve and a valve body base, wherein the electromagnetic valve sleeve is installed on the valve body base through threads to form a self-contained electromagnetic valve, and the self-contained electromagnetic valve is connected with other components (such as a valve island) through the valve body base.
However, the self-contained electromagnetic valve has a large volume, which affects the application of the self-contained electromagnetic valve to small equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two solenoid valves that the volume is less, include:
an electromagnetic coil (1) connectable to an external power source;
a sleeve (2) fixedly arranged in the electromagnetic coil (1);
a stationary core (21) disposed at one end inside the sleeve (2);
a movable iron core (3) which is arranged at the other end in the sleeve (2) and can move in the sleeve (2);
the spring (4) is sleeved at one end, far away from the fixed iron core (21), of the movable iron core (3), and the movable iron core (3) can move under the action of the spring (4) and/or an electromagnetic field generated by the electromagnetic coil (1); and
and the sealing element (5) is connected with one end part of the sleeve (2) provided with the movable iron core (3), and the movable iron core (3) is contacted and separated from the sealing element (5) to realize the switching-off and the switching-on of the electromagnetic valve.
The sealing element (5) is provided with a first pressure port (51), a second pressure port (52) and a sealing valve port (53), wherein the first pressure port (51) and the second pressure port (52) are closed and communicated by the contact and separation of the movable iron core (3) and the sealing valve port (53).
The first pressure port (51) is opened on the opposite surface of the sealing element (5) provided with the sealing valve port (53) and communicated with the sealing valve port (53); the second pressure port (52) is arranged at a gap position on the circumference of the sealing element (5) and can be communicated with the sealing valve port (53).
The electromagnetic valve further comprises a sealing gasket (7) fixedly arranged at one end part of the movable iron core (3) sleeved with the spring (4), and the sealing valve port (53) is arranged at the position where the sealing gasket (7) is contacted with the sealing element (5).
The sealing element (5) is connected with the sleeve (2) by any one of the following modes: the opening clamping groove, the interference pressing, the clamp spring, the threads, the pin or the screw are detachably connected.
The sealing element (5) is integrally connected with the sleeve (2) in a welding mode.
The fixed iron core (21) is arranged in the sleeve (2) in a mode of being integrally connected or detachably connected with the sleeve (2).
The electromagnetic valve further comprises a first O-shaped sealing ring (81) which is arranged at one end of the sleeve (2) connected with the sealing element (5).
The solenoid valve further comprises a second O-ring (82) arranged on the sealing element (5) and positioned at the circumference of the first pressure port (51).
The electromagnetic valve further comprises a lock nut (6), and the sleeve (2) is fixedly arranged in the electromagnetic coil (1) through the lock nut (6).
The two-position two-way electromagnetic valve provided based on the technical scheme can be directly installed on other assemblies (such as a valve island) in a threaded connection mode, and a valve body base with a large size is omitted, so that the size of the two-position two-way electromagnetic valve is reduced.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a two-position two-way solenoid valve provided by the present invention;
fig. 2 is a schematic structural diagram of the sealing member provided by the present invention;
the reference numbers in the figures denote:
1: an electromagnetic coil; 2: a sleeve; 21: fixing an iron core; 3: a movable iron core; 4: a spring; 5: a seal member; 51: a first pressure port; 52: a second pressure port; 53: sealing the valve port; 6: locking a nut; 7: a gasket; 81: a first O-ring seal; 82: and a second O-shaped sealing ring.
Detailed Description
Need first fixed mounting on the great valve body base of volume to two solenoid valves that exist among the prior art, connect the great installation space of needs that causes through the mode of screw with other subassemblies again to because the existence of screw hole, the design of the gas circuit pipeline of solenoid valve must avoid the screw hole and cause the more difficult technical defect of design of gas circuit pipeline, the utility model provides a need not to use the great valve body base of volume two solenoid valves, not only solved above-mentioned problem, structurally still make the optimal design, make its movable iron core stroke control's size chain shorten, make solenoid valve parts machining require lowly.
As shown in fig. 1, the utility model provides a two section structure schematic diagrams of two-way solenoid valve is shown, include:
an electromagnetic coil 1 connectable to an external power source;
a sleeve 2 fixedly disposed within the electromagnetic coil 1;
a stationary core 21 provided at one end inside the sleeve 2;
a movable iron core 3 provided at the other end inside the sleeve 2 and movable inside the sleeve 2;
the spring 4 is sleeved at one end of the movable iron core 3, which is far away from the fixed iron core 21, and the movable iron core 3 can move under the action of the spring 4 and/or an electromagnetic field generated by the electromagnetic coil (1); and
and the sealing element 5 is connected with one end part of the sleeve 2, the end part is the end part provided with the movable iron core 3, and the electromagnetic valve is switched off and switched on by the contact and the separation of the movable iron core 3 and the sealing element 5.
In one embodiment, the sealing element 5 is provided with a first pressure port 51, a second pressure port 52 and a sealing valve port 53, wherein the first pressure port 51 and the second pressure port 52 are closed and communicated by the contact and separation of the movable iron core 3 and the sealing valve port 53.
In one embodiment, the solenoid valve further comprises a locking nut 6, and the sleeve 2 is fixedly arranged in the electromagnetic coil 1 through the locking nut 6.
In one embodiment, the solenoid valve further includes a sealing gasket 7 fixedly disposed at an end portion of the plunger 3, where the spring 4 is sleeved, and the sealing valve port 53 is disposed at a position where the sealing gasket 7 contacts the sealing member 5.
In one embodiment, the first pressure port 51 is opened on the opposite surface of the sealing element 5 where the sealing valve port 53 is arranged, and is communicated with the sealing valve port 53; the second pressure port 52 is opened at a circumferential notch position of the sealing member 5 and can communicate with the sealing valve port 53.
In one embodiment, the seal 5 is connected to the casing 2 by any one of the following means: the opening clamping groove, the interference pressing, the clamp spring, the threads, the pin or the screw are detachably connected.
In one embodiment, the seal 5 is integrally connected to the sleeve 2.
In one embodiment, the seal 5 is integrally connected to the sleeve 2 by welding.
In one embodiment, the stator core 21 is disposed within the sleeve 2 in an integral or removable connection with the sleeve 2.
In one embodiment, the solenoid valve further comprises a first O-ring 81 disposed at an end of the sleeve 2 that is coupled to the seal 5.
In one embodiment, the solenoid valve further comprises a second O-ring seal 82 disposed on the seal 5 about the circumference of the first pressure port 51.
The two-position two-way electromagnetic valve provided by the utility model can be directly installed in the threaded holes of other components, and does not need a valve body base with larger volume for connection, so that the required installation space is reduced; the electromagnetic valve can be directly mounted on other components, so that the design of the gas path pipeline is simpler, the design of the gas path pipeline is not required to be considered to avoid the screw hole which does not exist, the periphery and the bottom of the sealing piece at the lower part of the electromagnetic valve can be used as the position of the vent hole, and the design of the gas path hole is not limited; the size chain of the stroke control of the movable iron core of the electromagnetic valve is shortened, and the part processing requirement of the electromagnetic valve is low; the solenoid valve lower part sealing member and the sleeve pipe only need to be buckled and pressed to complete the equipment, and the equipment is convenient to during the installation, only need with the solenoid valve screw on the screw hole of other subassemblies can, save installation time than the mode with a plurality of screw fixed mounting.
The present invention is illustrated in detail by the following specific examples.
The embodiments are implemented on the premise of the technical solution of the present invention, and given detailed implementation and specific operation processes, the embodiments will help understanding the present invention, but the scope of the present invention is not limited to the following embodiments.
Example 1
As shown in fig. 1, a schematic cross-sectional structure diagram of a two-position two-way solenoid valve provided in this embodiment is shown (in an intermediate state after power is turned on, at this time, a sealing pad under a movable iron core has been separated from a sealing valve port, but the movable iron core has not been in contact with a fixed iron core), and includes: the electromagnetic coil comprises an electromagnetic coil 1, a sleeve 2 fixedly arranged in the electromagnetic coil 1, a movable iron core 3 arranged in the sleeve 2, a fixed iron core 21, a spring 4 and a sealing member 5 connected with one end part of the sleeve 2, wherein the movable iron core 3 is arranged at one end part. The electromagnetic coil 1 is used for being connected with an external power supply and providing a power source for the work of the electromagnetic valve. The sleeve 2 can be fixedly arranged in the electromagnetic coil 1 through a lock nut 6, for example, a movable iron core 3 and a fixed iron core 21 are arranged in the sleeve 2, wherein a certain space is reserved between the movable iron core 3 and the fixed iron core 21 to be used as a stroke range of the movable iron core 3, the fixed iron core 21 can be integrally connected with the sleeve 2, and for example, the fixed iron core 21 is used as a part in the sleeve 2; also can dismantle with sleeve pipe 2 and be connected, for example through set up fixture block or arch in sleeve pipe 2 and will decide iron core 21 and fix in sleeve pipe 2 to can be provided with the valve gap in the sleeve pipe 2 one end that sets up decides iron core 21, can conveniently take out the iron core 21 of deciding that sets up in sleeve pipe 2. Spring 4 cover is established and is kept away from the one end of deciding iron core 21 on moving iron core 3 to the one end that 3 covers of moving iron core is equipped with spring 4 sets up the arch, makes the one end card of spring 4 move on moving iron core 3 and can not drop, and the other end card of spring 4 is on the arch that sets up in sleeve pipe 2, so that move iron core 3 and can compress spring 4, when spring 4 kick-backs, can drive and move iron core 3 and remove. The end portion of the end portion, provided with the movable iron core 3, of the sleeve 2 is connected with the sealing element 5, for example, the sealing element can be detachably connected in a mode of opening a clamping groove, interference compression, a clamping spring, threads, pins or screws, and the sealing element 5 can also be directly welded to the end portion of the sleeve 2 to be integrally connected. The embodiment shows that the sealing element 5 is detachably connected with the end of the sleeve 2 by means of an open clamping groove, as shown in fig. 2, a structural schematic diagram of the sealing element 5 is shown, the sealing element 5 is provided with a first pressure port 51, a second pressure port 52 and a sealing valve port 53, the first pressure port 51 is arranged at the center of a flat end surface of the sealing element 5, namely the center of a surface of the sealing element 5 opposite to the surface provided with the sealing valve port 53, and is communicated with the sealing valve port 53; the second pressure port 52 is opened at a circumferential slit position of the sealing member 5 and is also communicated with the sealing valve port 53, and the sealing member 5 shown in this embodiment is provided with two second pressure ports 52 at circumferential slit positions, and the two second pressure ports are communicated with each other. The sealing valve port 53 is arranged at the contact position of the movable iron core 3 and the sealing element 5, and the end part of the movable iron core 3 at the position of the sealing valve port 53 is also provided with a sealing gasket 7, so that when the sealing gasket 7 is tightly contacted with the sealing element 5, the sealing valve port 53 can not leak air.
As shown in fig. 1, the two-position two-way solenoid valve provided in this embodiment further includes a first O-ring 81 disposed on an outer end surface of one end of the sleeve 2 connected to the sealing element 5, and when the solenoid valve is directly mounted on another component through a thread, the first O-ring can ensure that the solenoid valve is in thread-tight connection with the other component. In addition, a second O-ring 82 is provided around the first pressure port 51 to ensure that the first pressure port 51 does not communicate with the second pressure port 52 through the gap between the solenoid valve and other components when the solenoid valve is directly mounted to the other components through threads.
The two-position two-way solenoid valve that this embodiment provided's theory of operation does: the solenoid valve is directly installed on other components in a threaded connection mode, wherein a first air path which can be communicated with the first pressure port 51 is arranged at the bottom of a cavity of the threaded connection, and a second air path which can be communicated with the second pressure port 52 is arranged on the side face of the cavity. After the installation, the first pressure port 51 is communicated with the first air passage, the second pressure port 52 is communicated with the second air passage, and the first O-ring 81 and the second O-ring 82 ensure the tightness of the air passage communication. When the electromagnetic coil 1 is not powered on, the movable iron core 3 is under the action of the elastic force of the spring 4, and the sealing gasket 7 at the end part acts on the position of the sealing valve port 53 of the sealing element 5, so that the sealing valve port 53 is in a sealing state, and the first pressure port 51 and the second pressure port 52 cannot be communicated through the sealing valve port 53. When the electromagnetic coil 1 is energized, the fixed iron core 21 generates magnetic force, the fixed iron core 21 attracts the movable iron core 3, the movable iron core 3 moves toward the fixed iron core 21, the spring 4 is further compressed, the sealing gasket 7 is separated from the sealing member 5, the sealing valve port 53 is opened, and the first pressure port 51 and the second pressure port 52 are communicated through the sealing valve port 53. After the outage, magnetic field disappears, moves iron core 3 and gets back to the primary position under the effect of spring 4, and sealed valve port 53 closes, realizes through above mode the utility model provides a two-way solenoid valve open and turn-off.
According to the two-position two-way electromagnetic valve, the electromagnetic valve can be directly mounted in threaded holes in other assemblies, a valve body base with a large size is not needed for connection, and the required mounting space is reduced; the electromagnetic valve can be directly mounted on other components, so that the design of the gas path pipeline is simpler, the design of the gas path pipeline is not required to be considered to avoid the screw hole which does not exist, the periphery and the bottom of the sealing piece at the lower part of the electromagnetic valve can be used as the position of the vent hole, and the design of the gas path hole is not limited; the size chain of the stroke control of the movable iron core of the electromagnetic valve is shortened, and the part processing requirement of the electromagnetic valve is low; the solenoid valve lower part sealing member and the sleeve pipe only need to be buckled and pressed to complete the equipment, and the equipment is convenient to during the installation, only need with the solenoid valve screw on the screw hole of other subassemblies can, save installation time than the mode with a plurality of screw fixed mounting.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 two-position two-way solenoid valve, comprising:
an electromagnetic coil (1) connectable to an external power source;
a sleeve (2) fixedly arranged in the electromagnetic coil (1);
a stationary core (21) disposed at one end inside the sleeve (2);
a movable iron core (3) which is arranged at the other end in the sleeve (2) and can move in the sleeve (2);
the spring (4) is sleeved at one end, far away from the fixed iron core (21), of the movable iron core (3), and the movable iron core (3) can move under the action of the spring (4) and/or an electromagnetic field generated by the electromagnetic coil (1); and
and the sealing element (5) is connected with one end part of the sleeve (2), and the electromagnetic valve is switched off and opened by the contact and separation of the movable iron core (3) and the sealing element (5).
2. The electromagnetic valve according to claim 1, wherein the sealing element (5) defines a first pressure port (51), a second pressure port (52) and a sealing valve port (53), wherein the first pressure port (51) and the second pressure port (52) are closed and communicated by the contact and separation of the plunger (3) and the sealing valve port (53).
3. A solenoid valve according to claim 2, characterised in that the first pressure port (51) opens at the opposite face of the seal (5) to the sealing valve port (53), communicating with the sealing valve port (53); the second pressure port (52) is arranged at a gap position on the circumference of the sealing element (5) and can be communicated with the sealing valve port (53).
4. The solenoid valve according to claim 3, characterized in that the solenoid valve further comprises a sealing gasket (7) fixedly arranged at one end of the plunger (3) sleeved with the spring (4), and the sealing valve port (53) is arranged at the position where the sealing gasket (7) contacts with the sealing element (5).
5. A solenoid valve according to claim 4, characterized in that said seal (5) is connected to said sleeve (2) by any of the following means: the opening clamping groove, the interference pressing, the clamp spring, the threads, the pin or the screw are detachably connected.
6. A solenoid valve according to claim 4, characterized in that said seal (5) is integrally connected to said sleeve (2) by welding.
7. The solenoid valve according to claim 5 or 6, characterized in that said stationary core (21) is arranged inside said sleeve (2) in an integral or removable connection with said sleeve (2).
8. The solenoid valve according to claim 7, characterized in that it further comprises a first O-ring seal (81) arranged at the end of the sleeve (2) where the seal (5) is connected.
9. The solenoid valve according to claim 8, characterized in that it further comprises a second O-ring seal (82) arranged on said seal (5) circumferentially to said first pressure port (51).
10. The solenoid valve according to claim 9, characterized in that it further comprises a locking nut (6), by means of which locking nut (6) the sleeve (2) is fixedly arranged inside the solenoid coil (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921175057.XU CN210687180U (en) | 2019-07-25 | 2019-07-25 | Two-position two-way electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921175057.XU CN210687180U (en) | 2019-07-25 | 2019-07-25 | Two-position two-way electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687180U true CN210687180U (en) | 2020-06-05 |
Family
ID=70902786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921175057.XU Active CN210687180U (en) | 2019-07-25 | 2019-07-25 | Two-position two-way electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210687180U (en) |
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2019
- 2019-07-25 CN CN201921175057.XU patent/CN210687180U/en active Active
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