CN216382763U - Novel diaphragm type electromagnetic water valve - Google Patents
Novel diaphragm type electromagnetic water valve Download PDFInfo
- Publication number
- CN216382763U CN216382763U CN202122481092.8U CN202122481092U CN216382763U CN 216382763 U CN216382763 U CN 216382763U CN 202122481092 U CN202122481092 U CN 202122481092U CN 216382763 U CN216382763 U CN 216382763U
- Authority
- CN
- China
- Prior art keywords
- iron core
- plastic air
- water valve
- movable iron
- fixed
- 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.)
- Active
Links
Images
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to a novel diaphragm type electromagnetic water valve, which comprises a valve body assembly and an electromagnetic assembly, wherein the electromagnetic assembly comprises a movable iron core, a fixed iron core, a coil frame, an iron sheet and an iron shell, the movable iron core is connected with the fixed iron core, and is positioned in the cavity of the coil frame, an elastic piece is arranged between the movable iron core and the fixed iron core, the valve body assembly comprises an upper plastic air nozzle, a lower plastic air nozzle, an upper stop catch and a lower stop piece, after the movable iron core is assembled and matched with the lower stop piece, then the lower plastic air nozzle is assembled and matched with the upper stop piece, and finally the upper plastic air nozzle is locked and assembled to form a diaphragm type flow passage which prevents fluid from entering the coil rack, the fixed iron core is additionally provided with a central through hole for discharging the pressure difference generated by the action of the lower stop sheet, therefore, the hidden troubles that the electromagnetic water valve is blocked due to foreign matters or air pressure difference and cannot return after working are eliminated.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valves, in particular to a novel diaphragm type electromagnetic water valve.
Background
An Electromagnetic valve (Electromagnetic valve) is industrial equipment controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure; used in industrial control systems to regulate the direction, flow, velocity and other parameters of a medium. The solenoid valve can be matched with different circuits to realize expected control, and the control precision and flexibility can be ensured.
At present, most of normally open electromagnetic water valves in the market are straight-through water valves, water or other fluids can flow into a valve body in the working process of the electromagnetic water valves, movable gaps between a movable iron core and a coil rack can be filled, blockage is easily caused, when the fluids contain impurities or the impurities generated after the impurities are dried, the movable iron core can be clamped or adhered after the impurities are accumulated, the phenomenon of no return is caused, and the functions of the electromagnetic water valves are invalid and fail.
SUMMERY OF THE UTILITY MODEL
Therefore, a novel diaphragm type electromagnetic water valve is needed to be provided for solving the problems that the existing normally open type electromagnetic water valve is easy to block and the movable iron core does not return after working.
A novel diaphragm-type electromagnetic water valve comprises a valve body component and an electromagnetic component, wherein the electromagnetic component is fixed at one end of the valve body component and comprises a movable iron core, a fixed iron core and a coil frame, the movable iron core is connected with the fixed iron core and is positioned in a cavity of the coil frame, an elastic piece is arranged between the movable iron core and the fixed iron core,
the valve body subassembly includes plastic air cock, lower plastic air cock, goes up the end stop piece and ends the separation blade down, it installs to stop the piece down on the movable iron core, it installs to go up the end stop piece the one end of movable iron core, and be fixed in the hole inslot of plastic air cock down, down the plastic air cock with it passes through screw fixed connection to go up the plastic air cock.
In one embodiment, the coil rack comprises an integrally i-shaped hollow shaft, fixing plates are respectively formed at two ends of the hollow shaft, a coil is wound on the hollow shaft between the fixing plates at the two ends, and the coil is connected with a lead.
In one embodiment, a central through hole is formed in the fixed iron core.
In one embodiment, the electromagnetic assembly further comprises an iron sheet and a metal housing, and the metal housing is an iron housing.
In one embodiment, the iron casing is U-shaped, and includes a bottom plate, a first side plate and a second side plate, the first side plate and the second side plate are perpendicular to the bottom plate respectively and are fixedly connected to the bottom plate, the coil is located between the first side plate and the second side plate, a through hole is opened on the bottom plate, and the fixed iron core is fixed in the through hole.
In one embodiment, the ends, far away from the bottom plate, of the first side plate and the second side plate are respectively provided with an assembling boss, assembling grooves are formed in two sides of the iron sheet, and the assembling bosses are fixedly connected with the assembling grooves.
In one embodiment, the elastic member is one of a tension spring and a compression spring.
In one embodiment, the upper plastic air faucet is provided with a water inlet, the lower plastic air faucet is provided with a water outlet, the upper stop piece is provided with a communication orifice for isolating the water passage opposite to the water inlet, and the lower stop piece is driven by the movable iron core to move back and forth to close or open the communication orifice.
In one embodiment, a sealing ring is arranged on the lower plastic air faucet.
The novel diaphragm type electromagnetic water valve generates a magnetic field by electrifying the coil, the magnetic conductors of the fixed iron core and the movable iron core are magnetized by the magnetic field to generate magnetism, the magnetized fixed iron core and the movable iron core attract each other, the movable iron core overcomes the elasticity of the elastic piece and moves towards the fixed iron core, the movable iron core drives the upper stop piece and the lower stop piece to move, the upper stop piece moves towards the communication orifice of the lower plastic air nozzle to be closed, fluid flowing from the upper plastic air nozzle into the lower plastic air nozzle is blocked, the magnetic field disappears after power failure, the movable iron core returns to the original position under the action of the elastic piece, the communication orifice of the lower plastic air nozzle is opened, a fluid channel is conducted, the fluid flows in from the water inlet nozzle of the upper plastic air nozzle, and the water outlet nozzle of the lower plastic air nozzle flows out, in the whole process, fluid cannot enter the electromagnetic valve and is separated by the lower stop piece, so that the whole control process of the diaphragm type normally-open electromagnetic water valve is completed.
In the utility model, after the movable iron core is assembled and matched with the lower stop piece, the movable iron core is assembled and matched with the lower plastic air nozzle and the upper stop piece, and finally the upper plastic air nozzle is locked and assembled to form a diaphragm type flow passage to block the possibility that fluid enters the coil rack and the interior of the valve body.
Drawings
FIG. 1 is an exploded view of a diaphragm-type solenoid operated water valve according to the present invention;
fig. 2 is a sectional view of a novel diaphragm-type solenoid operated water valve of the present invention.
110. An upper plastic air nozzle 111, a water inlet nozzle 120, a lower plastic air nozzle 121, a water outlet nozzle 130, an upper stop block 140, a lower stop block 150, a screw 160 and a sealing ring; 210. the coil comprises a movable iron core, 220, a fixed iron core, 221, a central through hole, 230, a coil frame, 240, an elastic piece, 250, a coil, 260, an iron shell, 261, a first side plate, 262, a second side plate, 263, a bottom plate, 264, a through hole, 265, an assembly boss, 270, an iron sheet, 271, an assembly groove, 280 and a lead.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 2, a novel diaphragm-type solenoid water valve includes a valve body assembly and an electromagnetic assembly, the electromagnetic assembly is fixed to one end of the valve body assembly, the electromagnetic assembly includes a movable iron core 210, a fixed iron core 220 and a coil frame 230, the movable iron core 210 is connected to the fixed iron core 220 and is located in a cavity of the coil frame 230, an elastic member 240 is disposed between the movable iron core 210 and the fixed iron core 220, wherein the elastic member 240 is a tension spring or a compression spring, so that the movable iron core 210 can move back and forth.
Further, the coil former 230 includes an overall i-shaped hollow shaft, fixing plates are respectively formed at two ends of the hollow shaft, a coil 250 is wound between the fixing plates at the two ends on the hollow shaft, the coil 250 is connected with a wire 280, and the coil 250 is electrified through the wire 280, so that the coil 250 generates a magnetic field, the fixed iron core 220 and the magnetic conductor of the movable iron core 210 are magnetized by the magnetic field to generate magnetism, so that the movable iron core 210 moves towards the fixed iron core 220, and a central through hole 221 is formed in the fixed iron core 220 and used for exhausting air, thereby preventing the electromagnetic water valve from being blocked and moving without returning due to foreign matters and air pressure difference.
Further, the electromagnetic assembly further includes an iron sheet 270 and a metal casing, the metal casing is an iron casing 260, the iron casing 260 is U-shaped, and includes a bottom plate 263, a first side plate 261 and a second side plate 262, the first side plate 261 and the second side plate 262 are respectively perpendicular to two sides of the bottom plate 263 and are fixedly connected with the bottom plate 263, the coil 250 is located between the first side plate 261 and the second side plate 262, a through hole 264 is formed in the bottom plate 263, and the fixed iron core 220 is fixed in the through hole 264; in addition, the ends of the first side plate 261 and the second side plate 262 far away from the bottom plate 261 are both provided with an assembling boss 265, the two sides of the iron sheet 270 are provided with assembling grooves 271, and the assembling bosses 265 are fixedly connected with the assembling grooves 271; in the present invention, the assembling boss 265 and the assembling groove 271 are provided, so that the guide effect is generated during the assembling process, and the installation is convenient.
Further, the valve body assembly comprises an upper plastic air nozzle 110, a lower plastic air nozzle 120, an upper stop catch 130 and a lower stop catch 140, the lower stop catch 140 is mounted on the movable iron core 210, an assembly groove is formed in the middle of the movable iron core 210, and a middle hole of the lower stop catch 140 is in interference fit with the assembly groove, so that the airtightness of the valve body assembly is ensured; the upper stop piece 130 is installed at one end of the movable iron core 210, and is fixed in the hole slot of the lower plastic air nozzle 120, the lower plastic air nozzle 120 is fixedly connected with the upper plastic air nozzle 110 through a screw 150, and is installed on the iron sheet 270.
Further, the upper plastic air faucet 110 is provided with a water inlet 111, the lower plastic air faucet 120 is provided with a water outlet 121, the upper stop piece 130 is provided with a communicating orifice facing the water inlet 111 for isolating the water passing channel, the movable iron core 210 is fixedly connected with the middle part of the upper stop piece 130 from the outer side surface of the isolating water passing channel, and the movable iron core 210 drives the upper stop piece 130 to move back and forth under the common driving of the coil 250 and the elastic member 240, so as to block or communicate the isolating water passing channel; in addition, the lower plastic air faucet 120 is provided with the sealing ring 160, so that the lower plastic air faucet 120 can be conveniently fixed, and a good sealing effect can be achieved. According to the utility model, the edge of the upper stop piece 130 is connected to the cavity wall of the lower plastic air nozzle 120 in a sealing manner, so that an isolated water passing channel is formed by separating the upper stop piece from the cavity wall, wherein the two ends of the isolated water passing channel are respectively communicated with the water inlet nozzle 111 and the water outlet nozzle 121, water flow can only flow in the isolated water passing channel, all parts of the electromagnetic assembly cannot be corroded and rusted due to contact with water, and the service life of the electromagnetic water valve is prolonged.
Specifically, when the coil 250 is energized, a magnetic field is generated, the magnetic conductor of the fixed iron core 220 and the movable iron core 210 is magnetized by the magnetic field to generate magnetism, the magnetized fixed iron core 220 and the movable iron core 210 attract each other, the movable iron core 210 overcomes the elastic force of the elastic member 240 and moves towards the fixed iron core 220, the movable iron core 210 drives the upper stopping piece 130 and the lower stopping piece 140 to move, the upper stopping piece 130 moves towards the communicating hole of the lower plastic air nozzle 120 and closes, so that the isolating water passage is blocked, and the fluid flowing from the upper plastic air nozzle 110 into the lower plastic air nozzle 120 is blocked; when the coil 250 is de-energized, the magnetic field disappears, and the movable iron core 210 is reset under the action of the elastic member 240.
In the present invention, different actions can be specifically realized according to different types of the elastic member 240; when the elastic member 240 is a compression spring, the elastic force thereof pulls the movable iron core 210 during pressing, so that the upper stop piece 130 is pressed into the isolated water passage, thereby blocking the isolated water passage; when the elastic member 240 is an extension spring, when the elastic force of the elastic member is extended, the movable iron core 210 moves toward the fixed iron core 220, so as to block the isolated water passage, and when the magnetic force disappears, the extension spring separates the solid iron core 220 from the movable iron core 210, so that the upper stop piece 130 returns from the position blocking the isolated water passage, so as to keep the isolated water passage in a communicated state.
In the above novel diaphragm-type solenoid water valve, the coil 250 is energized to generate a magnetic field, the fixed iron core 220 and the magnetic conductor of the movable iron core 210 are magnetized by the magnetic field to generate magnetism, the magnetized fixed iron core 220 and the movable iron core 210 attract each other, the movable iron core 210 overcomes the elasticity of the elastic member 240 and moves towards the fixed iron core 220, the movable iron core 210 drives the upper stop plate 130 and the lower stop plate 140 to move, the upper stop plate 130 moves towards the communication orifice of the lower plastic air nozzle 120 to close, so as to block the fluid flowing from the upper plastic air nozzle 110 into the lower plastic air nozzle 120, the magnetic field disappears after power failure, the movable iron core 210 returns to the original position under the action of the elastic member 240, the communication orifice of the lower plastic air nozzle 120 is opened, the fluid passage is conducted, and the fluid flows in from the water inlet 111 of the upper plastic air nozzle 110, the water outlet 121 of the lower plastic air nozzle 120 flows out, fluid cannot enter the electromagnetic valve in the whole process, and the fluid is separated by the lower stop sheet 140, so that the whole control process of the diaphragm type normally open electromagnetic water valve is completed.
In the present invention, after the movable iron core 210 is assembled and matched with the lower stopping piece 140, the movable iron core is assembled and matched with the lower plastic air nozzle 120 and the upper stopping piece 130, and finally the upper plastic air nozzle 110 is locked and assembled to form a diaphragm type flow channel, which blocks the possibility that fluid enters the coil rack 230 and the interior of the valve body, and the fixed iron core 220 is provided with a central through hole 221 for discharging the pressure difference generated by the action of the lower stopping piece 140, thereby eliminating the hidden trouble that the electromagnetic water valve is blocked and does not return after working due to foreign matters or air pressure difference.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. A novel diaphragm-type electromagnetic water valve comprises a valve body component and an electromagnetic component, wherein the electromagnetic component is fixed at one end of the valve body component, and is characterized in that the electromagnetic component comprises a movable iron core, a fixed iron core and a coil frame, the movable iron core is connected with the fixed iron core and is positioned in a cavity of the coil frame, an elastic part is arranged between the movable iron core and the fixed iron core,
the valve body subassembly includes plastic air cock, lower plastic air cock, goes up the end stop piece and ends the separation blade down, it installs to stop the piece down on the movable iron core, it installs to go up the end stop piece the one end of movable iron core, and be fixed in the hole inslot of plastic air cock down, down the plastic air cock with it passes through screw fixed connection to go up the plastic air cock.
2. The novel diaphragm-type electromagnetic water valve as claimed in claim 1, wherein the bobbin comprises an integrally i-shaped hollow shaft, fixing plates are respectively formed at two ends of the hollow shaft, and a coil is wound on the hollow shaft between the fixing plates at the two ends and connected with a lead.
3. The novel diaphragm-type electromagnetic water valve of claim 2, wherein the fixed core has a central through hole therein.
4. The novel diaphragm-type electromagnetic water valve of claim 3, wherein the electromagnetic assembly further comprises an iron sheet and a metal shell, and the metal shell is an iron shell.
5. The novel diaphragm-type electromagnetic water valve according to claim 4, wherein the iron housing is U-shaped and includes a bottom plate, a first side plate and a second side plate, the first side plate and the second side plate are perpendicular to the bottom plate and fixedly connected to the bottom plate, the coil is located between the first side plate and the second side plate, the bottom plate is provided with a through hole, and the fixed iron core is fixed in the through hole.
6. The novel diaphragm-type electromagnetic water valve as claimed in claim 5, wherein the ends of the first side plate and the second side plate away from the bottom plate are provided with assembling bosses, and the two sides of the iron sheet are provided with assembling grooves, and the assembling bosses are fixedly connected with the assembling grooves.
7. The novel diaphragm-type solenoid water valve of claim 1, wherein the resilient member is one of a tension spring or a compression spring.
8. The novel diaphragm-type electromagnetic water valve as claimed in claim 1, wherein the upper plastic air tap is provided with a water inlet, the lower plastic air tap is provided with a water outlet, the upper stop piece is opposite to the water inlet and provided with a communication orifice for isolating the water passage, and the lower stop piece is driven by the movable iron core to move back and forth to close or open the communication orifice.
9. The novel diaphragm-type electromagnetic water valve as claimed in claim 8, wherein the lower plastic air faucet is provided with a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481092.8U CN216382763U (en) | 2021-10-15 | 2021-10-15 | Novel diaphragm type electromagnetic water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481092.8U CN216382763U (en) | 2021-10-15 | 2021-10-15 | Novel diaphragm type electromagnetic water valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216382763U true CN216382763U (en) | 2022-04-26 |
Family
ID=81246505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122481092.8U Active CN216382763U (en) | 2021-10-15 | 2021-10-15 | Novel diaphragm type electromagnetic water valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216382763U (en) |
-
2021
- 2021-10-15 CN CN202122481092.8U patent/CN216382763U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4500067A (en) | Pilot operated low flow valve | |
| JP3687734B2 (en) | Manual and electromagnetic water supply valve device | |
| EP1702169A2 (en) | Pneumatically actuated valve | |
| RU2728545C2 (en) | Solenoid valve | |
| CN216382763U (en) | Novel diaphragm type electromagnetic water valve | |
| US2942837A (en) | Pneumatic control valve | |
| CN211175576U (en) | Electromagnetic valve, airborne spraying system and agricultural plant protection machine | |
| JP2005172224A (en) | Solenoid valve | |
| JP3661987B2 (en) | Electromagnetic water supply valve device | |
| US4057216A (en) | Electromagnetic valve | |
| TW201812200A (en) | Electromagnetic valve | |
| US3249120A (en) | Fluid-operated mixing valve | |
| JPH11294619A (en) | Normally opening pilot type solenoid valve | |
| CN215522170U (en) | Improved electromagnetic valve | |
| CN218992356U (en) | Electromagnetic valve | |
| CN219472804U (en) | Electromagnetic valve | |
| KR200416106Y1 (en) | Coaxial-flowing type solenoid valve assembly | |
| CN219841123U (en) | Electromagnetic valve | |
| WO2009060302A1 (en) | On-off flow valve | |
| CN219841122U (en) | Electromagnetic valve | |
| CN111457148B (en) | Pilot-operated electromagnetic valve | |
| CN217713833U (en) | Diaphragm type normally open solenoid valve | |
| CN220168712U (en) | Solenoid valve, solenoid valve subassembly and car | |
| CN219841124U (en) | Electromagnetic valve | |
| CN220320435U (en) | Electromagnetic valve and water outlet device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |