CN217634167U - Anti-pollution solenoid valve - Google Patents

Anti-pollution solenoid valve Download PDF

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Publication number
CN217634167U
CN217634167U CN202221629529.6U CN202221629529U CN217634167U CN 217634167 U CN217634167 U CN 217634167U CN 202221629529 U CN202221629529 U CN 202221629529U CN 217634167 U CN217634167 U CN 217634167U
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China
Prior art keywords
valve
port
valve body
diaphragm
control unit
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CN202221629529.6U
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Chinese (zh)
Inventor
陈志法
唐猛
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Ningbo Anlite Machinery Co ltd
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Ningbo Anlite Machinery Co ltd
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Priority to CN202221629529.6U priority Critical patent/CN217634167U/en
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Abstract

The utility model discloses a stain-resistant electromagnetic valve, which comprises a valve body, a valve core assembly and a control unit, wherein the valve body is provided with an inlet, an outlet and a valve cavity, the valve body is provided with an installation port communicated with the valve cavity, a valve port is arranged in the valve cavity, the control unit is hermetically installed at the position of the valve body corresponding to the installation port, the valve core assembly comprises a valve rod, a valve core, a diaphragm and an elastic piece, and the diaphragm is arranged at the position of the valve body corresponding to the installation port and used for isolating the control unit from the valve cavity; the valve core is arranged at the position of the valve body corresponding to the valve port and is used for controlling the on-off of the valve port; one end of the valve rod is connected to the valve core, the other end of the valve rod is connected to the diaphragm, one end of the valve rod, corresponding to the diaphragm, extends into the control unit, and the control unit can drive the valve rod to move towards one side of the top-opening valve port; the elastic part is arranged in the valve body and is used for providing acting force for the valve core or/and the valve rod to move towards one side of the sealed valve port, and through the arrangement, impurities such as dirt, debris and the like mixed in a medium are effectively prevented from entering the control channel.

Description

Anti-pollution solenoid valve
Technical Field
The utility model relates to a technical field of solenoid valve, in particular to anti-soil solenoid valve.
Background
In the existing electromagnetic valve structure, the electromagnetic valve comprises a valve body, a valve core and a control assembly, wherein the valve body comprises an inlet and a valve cavity, an outlet is communicated with the inlet and the outlet, a valve port is arranged in the valve cavity, the valve core is arranged in the valve cavity in a sealing manner, the valve core acts through the control assembly to control the on-off of the valve port, in some specific environments, for example, when the electromagnetic valve is used as an automobile part, impurities such as dirt and debris flowing into the valve cavity along with a medium can be remained in the electromagnetic valve in the using process, and after the dirt and the debris enter a control unit along with the medium, the flexibility of the control unit can be reduced, even the damage is caused, so that the electromagnetic valve with stronger dirt resistance performance needs to be designed.
Disclosure of Invention
The utility model aims at providing a stain-resistant solenoid valve separates the setting with the valve pocket of valve body and the control unit through the diaphragm, effectively avoids mixing in impurity such as the dirt in the medium, piece gets into the control unit, and then can keep the cleanness of control unit.
The above technical purpose of the present invention can be achieved by the following technical solutions: a stain-resistant electromagnetic valve comprises a valve body, a valve core assembly and a control unit, wherein the valve body is provided with an inlet, an outlet and a valve cavity communicated with the inlet and the outlet, a valve port is arranged in the valve cavity, the valve body is provided with an installation port communicated with the valve cavity, the control unit is hermetically arranged at the position of the valve body corresponding to the installation port, the valve core assembly comprises a valve rod, a valve core, a membrane and an elastic piece,
the diaphragm is arranged at the position of the valve body corresponding to the mounting port and used for isolating the control unit from the valve cavity;
the valve core is arranged at the position of the valve body corresponding to the valve port and is used for controlling the on-off of the valve port;
one end of the valve rod is connected to the valve core, the other end of the valve rod is connected to the diaphragm, one end of the valve rod, corresponding to the diaphragm, extends into the control unit, and the control unit can drive the valve rod to move towards one side of the top-opening valve port;
the elastic element is arranged in the valve body and is used for providing acting force for the valve core or/and the valve rod to move towards one side of the sealing valve port.
Furthermore, floating spaces for floating of the diaphragm are respectively arranged on two sides of the valve body corresponding to the diaphragm.
Further, the control unit includes quiet iron core, moves iron core and coil pack, move the upper end that the iron core set up at quiet iron core, quiet iron core middle part is equipped with the passageway that supplies the valve rod to pass, the valve rod passes the passageway and offsets with moving the iron core, and coil pack is around establishing at quiet iron core and moving the periphery of iron core.
Further, the control unit includes the mount pad with installing port sealing connection, quiet iron core is fixed to be set up in the mount pad or with mount pad integrated into one piece.
Furthermore, the diaphragm is matched with the mounting opening through the mounting seat so as to be fixed at the position, corresponding to the mounting opening, of the valve body in a sealing mode, and a groove is formed in one side, corresponding to the diaphragm, of the mounting seat.
Furthermore, the caliber of one side of the valve cavity corresponding to the mounting port is larger than the caliber of one side of the valve cavity corresponding to the valve port.
Furthermore, a flow guide ring is fixedly installed on one side of the valve body corresponding to the outlet, and a through hole for the valve rod to pass through is formed in the middle of the flow guide ring.
Furthermore, the elastic part is a spring, one end of the spring abuts against the flow guide ring, and the other end of the spring abuts against the valve rod or the valve core.
Furthermore, a connecting pipe is fixedly connected to the position of the valve body corresponding to the outlet, and the guide ring is matched with the outlet through the connecting pipe so as to be fixedly arranged in the valve body.
Further, the inlet and the outlet of the valve body are arranged vertically or in parallel.
To sum up, the utility model discloses following beneficial effect has:
1. the valve cavity of the valve body and the control unit are separated by the diaphragm, so that impurities such as dirt, debris and the like mixed in a medium are effectively prevented from entering the control unit, and the control unit can be kept clean;
2. be in the outage state at the solenoid valve, valve port closed state promptly, when the flow increase of valve body import, the case still can firmly block up the valve port, specifically: the medium acts on the diaphragm after entering the valve cavity, and the aperture of one side of the valve cavity corresponding to the mounting port is larger than the aperture of one side of the valve cavity corresponding to the valve port (the area of the medium acting on the diaphragm is larger than the area of the medium acting on the valve core) so as to provide acting force for upward floating of the diaphragm and further provide acting force for upward movement of the valve rod and the valve core, so that the valve core firmly blocks the valve port.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention.
Fig. 2 is a second structural schematic diagram of the present invention.
Fig. 3 is a schematic structural view of the deflector ring of the present invention.
In the figure: 1. a valve body; 11. an inlet; 12. an outlet; 13. a valve cavity; 14. a valve port; 15. an installation port; 2. a valve core assembly; 21. a valve stem; 22. a valve core; 23. a membrane; 24. an elastic member; 3. a control unit; 31. a stationary core; 311. a channel; 32. a movable iron core; 33. a coil assembly; 34. a mounting base; 341. a groove; 4. a flow guide ring; 5. a connecting pipe; 6. and (7) a plug.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-3, an anti-fouling electromagnetic valve includes a valve body 1, a valve core assembly 2 and a control unit 3, wherein the valve body 1 is provided with an inlet 11, an outlet 12 and a valve cavity 13 communicating the inlet 11 and the outlet 12, a valve port 14 is arranged in the valve cavity 13, the valve body 1 is provided with an installation port 15 communicating the valve cavity 13, the control unit 3 is hermetically installed at a position of the valve body 1 corresponding to the installation port 15, and a caliber of one side of the valve cavity 13 corresponding to the installation port 15 is larger than a caliber of one side of the valve cavity 13 corresponding to the valve port 14.
The valve core assembly 2 comprises a valve rod 21, a valve core 22, a diaphragm 23 and an elastic piece 24, wherein the diaphragm 23 is arranged at the position of the valve body 1 corresponding to the mounting port 15 and is used for isolating the control unit 3 from the valve cavity 13; the valve core 22 is arranged at the position of the valve body 1 corresponding to the valve port 14 and is used for controlling the on-off of the valve port 14; one end of the valve rod 21 is connected to the valve core 22, the other end of the valve rod 21 is connected to the diaphragm 23, one end of the valve rod 21 corresponding to the diaphragm 23 extends into the control unit 3, and the control unit 3 can drive the valve rod 21 to move towards the side of the top-open valve port 14; the elastic element 24 is arranged in the valve body 1 and is used for providing acting force for the valve core 22 or/and the valve rod 21 to move towards one side of the sealing valve port 14, the valve cavity 13 of the valve body 1 is separated from the control unit 3 through the diaphragm 23, impurities such as dirt, debris and the like mixed in a medium are effectively prevented from entering the control unit 3, and therefore the control unit 3 can be kept clean.
Floating spaces for floating of the diaphragm 23 are respectively arranged on two sides of the valve body 1 corresponding to the diaphragm 23, and through the arrangement, the valve rod 21 connected to the diaphragm 23 floats up and down to control the valve core 22 to seal or conduct the valve port 14.
Control unit 3 includes quiet iron core 31, moves iron core 32 and coil pack 33, move iron core 32 and set up the upper end at quiet iron core 31, quiet iron core 31 middle part is equipped with the passageway 311 that supplies valve rod 21 to pass, passageway 311 and valve rod 21 looks adaptation, and then play the guide effect to valve rod 21, valve rod 21 passes passageway 311 and offsets with moving iron core 32, and coil pack 33 is around establishing at quiet iron core 31 and the periphery of moving iron core 32, furtherly, control unit 3 includes the mount pad 34 with mounting hole 15 sealing connection, quiet iron core 31 is fixed to be set up in mount pad 34 or with mount pad 34 integrated into one piece.
The diaphragm 23 is matched with the mounting port 15 through the mounting seat 34 to be fixed at a position, corresponding to the mounting port 15, of the valve body 1 in a sealing manner, a groove 341 is formed in one side, corresponding to the diaphragm 23, of the mounting seat 34, and the size of the groove 341 can accommodate the diaphragm 23, so that the diaphragm 23 can extend into the groove 341 when floating upwards.
The valve body 1 has two structures, the first structure, the import 11 of valve body 1 sets up with the export 12 of valve body 1 is perpendicular, the second structure, the import 11 of valve body 1 and the export 12 parallel arrangement of valve body 1.
In a first structure, one side fixed mounting that valve body 1 corresponds outlet 12 has a water conservancy diversion ring 4, the ring that flows backwards is used for supporting elastic component 24 on the one hand, and on the other hand is used for leading to the medium through valve port 14 for the medium can get into outlet 12 of valve body 1 more smoothly, the middle part of water conservancy diversion ring 4 is equipped with the through-hole that supplies valve rod 21 to pass, the utility model discloses in, the aperture and the valve rod 21 looks adaptation of through-hole, and then play the guide effect to valve rod 21, furtherly, elastic component 24 is the spring, the one end of spring is supported and is located water conservancy diversion ring 4, the other end of spring supports and locates valve rod 21 or case 22.
The valve body 1 is fixedly connected with a connecting pipe 5 at a position corresponding to the outlet 12, and the guide ring 4 is matched with the outlet 12 through the connecting pipe 5 to be fixedly arranged in the valve body 1.
In the second structure, the valve cavity 13 of the valve body 1 is divided into an upper valve cavity 13 and a lower valve cavity 13 by a valve port 14, the inlet 11 and the outlet 12 are respectively arranged at the side end of the valve body 1, the inlet 11 is communicated with the upper valve cavity 13, the outlet 12 is communicated with the lower valve cavity 13, the lower valve cavity 13 penetrates through the lower end surface of the valve body 1, the purpose of penetration is to facilitate the valve rod 21, the valve core 22 and the elastic member 24, the lower end surface of the lower valve cavity 13 of the valve body 1 is blocked by the plug 6, one end of the elastic member 24 abuts against the plug 6, and the other end of the elastic member 24 abuts against the valve rod 21 or the valve core 22.
The working principle of the electromagnetic valve is as follows: when the coil assembly 33 is energized, the stationary iron core 31 attracts the movable iron core 32, the valve rod 21 drives the valve core 22 to move downwards synchronously under the action of the movable iron core 32 to open the valve port 14, the valve port 14 is opened at the moment, and the inlet 11 is communicated with the outlet 12; when the coil assembly 33 is powered off, the valve core 22 and the valve rod 21 are reset under the elastic force of the elastic element 24, the movable iron core 32 is reset under the pushing of the valve rod 21, the valve port 14 is closed at the moment, and the inlet 11 and the outlet 12 are separated; when the electromagnetic valve is in a power-off state, namely the valve port 14 is in a closed state, if the flow rate of the inlet 11 of the valve body 1 is increased, the valve core 22 can still firmly block the valve port 14, specifically: after entering the valve cavity 13, the medium acts on the diaphragm 23, and since the aperture of the side of the valve cavity 13 corresponding to the mounting port 15 is larger than the aperture of the side of the valve cavity 13 corresponding to the valve port 14 (the area of the medium acting on the diaphragm 23 is larger than the area of the medium acting on the valve core 22), the acting force of upward floating of the diaphragm 23 is provided, and further, the acting force of upward movement of the valve rod 21 and the valve core 22 is provided, so that the valve core 22 firmly blocks the valve port 14.
What has just been said above is the preferred embodiment of the present invention, so all according to the utility model discloses a patent application scope structure, characteristic and principle do equivalent change or modify, all include the utility model discloses a patent application scope.

Claims (10)

1. The utility model provides an anti-soil solenoid valve, includes valve body (1), case subassembly (2) and the control unit (3), valve body (1) is equipped with valve pocket (13) of import (11), export (12) and intercommunication import (11) and export (12), is equipped with valve port (14) in valve pocket (13), valve body (1) is equipped with installing port (15) of intercommunication valve pocket (13), the position that control unit (3) seal installation corresponds installing port (15) in valve body (1), its characterized in that: the valve core component (2) comprises a valve rod (21), a valve core (22), a diaphragm (23) and an elastic piece (24),
the diaphragm (23) is arranged at the position, corresponding to the mounting port (15), of the valve body (1) and is used for isolating the control unit (3) from the valve cavity (13);
the valve core (22) is arranged at the position of the valve body (1) corresponding to the valve port (14) and is used for controlling the on-off of the valve port (14);
one end of the valve rod (21) is connected to the valve core (22), the other end of the valve rod (21) is connected to the diaphragm (23), one end, corresponding to the diaphragm (23), of the valve rod (21) extends into the control unit (3), and the control unit (3) can drive the valve rod (21) to move towards one side of the top-opening valve port (14);
the elastic member (24) is arranged in the valve body (1) and is used for providing acting force for the valve core (22) or/and the valve rod (21) to move towards one side of the sealing valve port (14).
2. A soil resistant solenoid valve as claimed in claim 1, wherein: the valve body (1) is provided with floating spaces for floating the diaphragm (23) corresponding to two sides of the diaphragm (23) respectively.
3. A soil resistant solenoid valve as claimed in claim 1 wherein: control unit (3) include quiet iron core (31), move iron core (32) and coil pack (33), move iron core (32) and set up the upper end at quiet iron core (31), quiet iron core (31) middle part is equipped with passageway (311) that supply valve rod (21) to pass, valve rod (21) pass passageway (311) and move iron core (32) and offset, and coil pack (33) are around establishing in quiet iron core (31) and the periphery of moving iron core (32).
4. A soil resistant solenoid valve as claimed in claim 3 wherein: the control unit (3) comprises a mounting seat (34) connected with the mounting port (15) in a sealing mode, and the static iron core (31) is fixedly arranged in the mounting seat (34) or integrally formed with the mounting seat (34).
5. A soil resistant solenoid valve as claimed in claim 4, wherein: the diaphragm (23) is matched with the mounting opening (15) through the mounting seat (34) to be fixed at the position, corresponding to the mounting opening (15), of the valve body (1) in a sealing mode, and a groove (341) is formed in one side, corresponding to the diaphragm (23), of the mounting seat (34).
6. A soil resistant solenoid valve as claimed in any one of claims 1 to 5 wherein: the caliber of the valve cavity (13) at the side corresponding to the mounting port (15) is larger than the caliber of the valve cavity (13) at the side corresponding to the valve port (14).
7. A soil resistant solenoid valve as claimed in any one of claims 1 to 5 wherein: one side of the valve body (1) corresponding to the outlet (12) is fixedly provided with a flow guide ring (4), and the middle part of the flow guide ring (4) is provided with a through hole for the valve rod (21) to pass through.
8. A soil resistant solenoid valve as claimed in claim 7 wherein: the elastic piece (24) is a spring, one end of the spring abuts against the flow guide ring (4), and the other end of the spring abuts against the valve rod (21) or the valve core (22).
9. A soil resistant solenoid valve as claimed in claim 7, wherein: the position of the valve body (1) corresponding to the outlet (12) is fixedly connected with a connecting pipe (5), and the guide ring (4) is matched with the outlet (12) through the connecting pipe (5) to be fixedly arranged in the valve body (1).
10. A soil resistant solenoid valve as claimed in claim 1 wherein: the inlet (11) and the outlet (12) of the valve body (1) are arranged vertically or in parallel.
CN202221629529.6U 2022-06-28 2022-06-28 Anti-pollution solenoid valve Active CN217634167U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221629529.6U CN217634167U (en) 2022-06-28 2022-06-28 Anti-pollution solenoid valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221629529.6U CN217634167U (en) 2022-06-28 2022-06-28 Anti-pollution solenoid valve

Publications (1)

Publication Number Publication Date
CN217634167U true CN217634167U (en) 2022-10-21

Family

ID=83630206

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221629529.6U Active CN217634167U (en) 2022-06-28 2022-06-28 Anti-pollution solenoid valve

Country Status (1)

Country Link
CN (1) CN217634167U (en)

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