CN216279456U - Two-way valve structure - Google Patents
Two-way valve structure Download PDFInfo
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- CN216279456U CN216279456U CN202122513245.2U CN202122513245U CN216279456U CN 216279456 U CN216279456 U CN 216279456U CN 202122513245 U CN202122513245 U CN 202122513245U CN 216279456 U CN216279456 U CN 216279456U
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- steel pipe
- pipe section
- way valve
- electromagnet
- sealing
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Abstract
The utility model discloses a two-way valve structure, and aims to provide a two-way valve which reduces the production cost and improves the sealing reliability. The electromagnetic valve comprises a coil, a valve seat and a pilot head assembly, wherein the pilot head assembly comprises an electromagnet steel pipe, the electromagnet steel pipe is divided into three sections from top to bottom, namely a first steel pipe section, a second steel pipe section and a third steel pipe section, the first steel pipe section is matched with an electromagnet, the second steel pipe section is matched with a movable iron, the third steel pipe section is matched with the valve seat, the third steel pipe section protrudes outwards, the electromagnet steel pipe adopts an integrated stretching die structure, and the valve seat is provided with a sealing mechanism. The sealing mechanism comprises a sealing groove, and a sealing ring is arranged in the sealing groove. And the sealing ring is positioned at the matching part of the third steel pipe section and the valve seat. And the sealing ring is attached to the outer wall surface of the third steel pipe section. The utility model improves the sealing reliability of the two-way valve and improves the assembly convenience of the two-way valve while reducing the production cost.
Description
Technical Field
The utility model relates to the field of two-way valves, in particular to a two-way valve structure.
Background
The electrically controlled two-way valve is a common executing element for industrial process automation control system, and it receives the electric control signal
Can automatically open or close the valve to realize the on-off or flow regulation of fluid medium in the pipeline, thereby regulating the temperature and the flow in the system,
The parameters of flow, pressure and the like are automatically adjusted or remotely controlled.
The two-way valve on the existing market mainly comprises a body, a guide head combination and a fixing plate, wherein the steel pipe combination is of a split structure and is connected by brazing, so that the existing steel sleeve structure is long in processing time and high in cost. Chinese patent publication No. CN209705382U, published 2019, 11.29.the title of the utility model creation is "an electric control two-way valve structure with signal feedback", which discloses an electric control two-way valve structure with signal feedback including a valve body and a movable iron, wherein the valve body is provided with an inlet, an outlet and a volcanic vent between the inlet and the outlet, the valve body is provided with a coil, a spring acting on the movable iron to move towards the volcanic vent is arranged in the coil, the coil drives the movable iron and the piston to move away from the volcanic vent when being energized, the valve body is provided with a signal feedback device, the signal feedback device is provided with a pressure head, the lower end of the movable iron is fixed with a piston driving the pressure head to generate a signal when moving upwards, and the piston is in sealing fit with the volcanic vent when moving downwards. The two-way valve has the disadvantages that an electromagnet fixing cap needs to be installed, and an electromagnet steel pipe of the two-way valve is matched with a valve seat through the electromagnet fixing cap, so that the two-way valve is long in assembling time and high in production cost.
Disclosure of Invention
The utility model overcomes the defects in the prior art, and provides the two-way valve structure which adopts the electromagnet steel pipe of the drawing die structure and is provided with the sealing mechanism, thereby reducing the processing time of the electromagnet steel pipe, reducing the production cost, and simultaneously improving the sealing reliability and the assembly convenience of the two-way valve.
In order to solve the technical problems, the utility model adopts the following technical scheme: the two-way valve structure is characterized in that the pilot head assembly comprises an electromagnet steel pipe, the electromagnet steel pipe is divided into three sections from top to bottom, namely a first steel pipe section, a second steel pipe section and a third steel pipe section, the first steel pipe section is matched with an electromagnet, the second steel pipe section is matched with a movable iron, the third steel pipe section is matched with the valve seat, the third steel pipe section protrudes outwards, the electromagnet steel pipe adopts an integrated drawing die structure, and the valve seat is provided with a sealing mechanism. The processing time of the electromagnet steel pipe is reduced, the production cost is reduced, and meanwhile, the sealing reliability and the assembling convenience of the two-way valve are improved.
Preferably, the sealing mechanism comprises a sealing groove, and a sealing ring is arranged in the sealing groove. The sealing reliability of the two-way valve is improved.
Preferably, the sealing ring is positioned at the position where the third steel pipe section is matched with the valve seat. The sealing reliability of the two-way valve is improved, and meanwhile, the assembly convenience of the two-way valve is improved.
Preferably, the sealing ring is attached to the outer wall surface of the third steel pipe section. The sealing performance of the sealing mechanism is improved.
Preferably, the movable iron is provided with a return spring. The response sensitivity of the valve is improved.
Preferably, the return spring is a conical spring. The conical spring is in good fit with the movable iron, and directly acts on the movable iron, so that the structure is compact.
Preferably, the third steel pipe section is provided with a limit groove. The installation of limiting spring is convenient.
Preferably, one end of the return spring abuts against the limiting groove, and the other end of the return spring is connected with a shaft shoulder at one end, far away from the electromagnet, of the movable iron. When the movable iron can move within a certain range, the shaft shoulder at one end of the movable iron, which is far away from the electromagnet, can limit the movable iron in the axial direction, so that the movable iron is prevented from being separated from the valve core chamber.
By adopting the technical scheme, the two-way valve structure provided by the utility model has the beneficial effects that the processing time of the electromagnet steel pipe can be reduced, the production cost is reduced, and meanwhile, the sealing reliability and the assembly convenience of the two-way valve are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a sealing mechanism;
fig. 3 is a schematic structural diagram of a pilot head assembly.
In the figure: coil 1 electromagnet 2 electromagnet steel tube 3 movable iron 4 sealing mechanism 5 valve seat 6 valve core chamber 7 reset spring 8 inlet 9 outlet 10 sealing ring 11 terminal 12 fixed iron sheet 13.
Detailed Description
The technical scheme in the embodiment of the utility model will be clarified by combining the attached drawings in the embodiment of the utility model
Clearly, fully described:
a two-way valve structure is shown in figures 1 to 3, and comprises a coil 1, a valve seat 6 and a guide head assembly. A spool chamber 7 is provided in the valve seat 6. The underside of the spool chamber 7 is provided with an inlet 9 of a two-way valve and an outlet 10 of the two-way valve. The valve seat 6 is provided with a sealing mechanism 5. The sealing mechanism 5 comprises a sealing groove, and a sealing ring 11 is arranged in the sealing groove. A pilot head assembly is arranged above the valve seat 6. The pilot head combination comprises an electromagnet 2, an electromagnet steel pipe 3, a movable iron 4 and a return spring 8. The upper end of the pilot head assembly is an electromagnet 2. The movable iron 4 is positioned below the electromagnet 2. And a shaft shoulder is arranged at one end of the movable iron 4 far away from the electromagnet 2. A return spring 8 is arranged outside the movable iron 4. The two sides of the pilot head combination are provided with coils 1.
The electromagnet steel pipe 3 is divided into three sections from top to bottom, namely a first steel pipe section, a second steel pipe section and a third steel pipe section, wherein the first steel pipe section is matched with the electromagnet 2, the second steel pipe section is matched with the movable iron 4, and the third steel pipe section is matched with the valve seat 6. And a limiting groove is arranged on the third steel pipe section. And the sealing ring 11 is positioned at the matching part of the third steel pipe section and the valve seat 6. And the sealing ring 11 is attached to the outer wall surface of the third steel pipe section. One end of the return spring 8 is abutted against the limiting groove, and the other end of the return spring 8 is connected with a shaft shoulder at one end of the movable iron 4 far away from the electromagnet 2.
The two-way valve also comprises a terminal 12 for placing an electric wire for connecting the coil 1.
The two-way valve also comprises a fixing iron sheet 13.
The electromagnet steel pipe 3 adopts an integrated drawing die structure.
The return spring 8 is a conical spring.
The seal ring 11 is an O-ring.
The material of the sealing ring 11 is any one of silica gel, rubber and plastic.
The cross-sectional shape of the seal groove in the seal mechanism 5 is rectangular.
The working principle of the utility model is as follows:
when fluid medium enters the two-way valve from the inlet 9, the coil 1 is connected with current, the coil 1 generates magnetic force, the movable iron 4 is combined and ascended under the action of the magnetic force, the valve port is opened, and the fluid medium flows out from the outlet 10; when the current to the coil 1 is cut off, the coil 1 loses the magnetic force, the movable iron 4 combination descends, and is reset under the action of the reset spring 8 in the valve core chamber 7, and the valve port is closed.
The above description is only illustrative of the structure of the present invention. The utility model
Various modifications or additions may be made to the described embodiments or similar ones may be adopted by those skilled in the art
Instead, the present invention shall fall within the scope of the claims without departing from the structure thereof or exceeding the scope of the claims
The protection range of the utility model.
Claims (8)
1. The two-way valve structure is characterized in that the pilot head assembly comprises an electromagnet steel pipe, the electromagnet steel pipe is divided into three sections from top to bottom, namely a first steel pipe section, a second steel pipe section and a third steel pipe section, the first steel pipe section is matched with an electromagnet, the second steel pipe section is matched with a movable iron, the third steel pipe section is matched with the valve seat, the third steel pipe section protrudes outwards, the electromagnet steel pipe adopts an integrated drawing die structure, and the valve seat is provided with a sealing mechanism.
2. A two-way valve arrangement according to claim 1, wherein the sealing means comprises a seal groove in which a sealing ring is located.
3. A two-way valve arrangement according to claim 2, wherein the sealing ring is located where the third section of steel cooperates with the valve seat.
4. A two-way valve arrangement according to claim 2 or claim 3, wherein the sealing ring is attached to the outer wall of the third steel pipe section.
5. The two-way valve arrangement according to claim 1, wherein the movable iron is provided with a return spring and a shoulder is provided at an end of the movable iron remote from the electromagnet.
6. The two-way valve arrangement according to claim 5, wherein the return spring is a conical spring.
7. The two-way valve structure according to claim 1, wherein a limiting groove is provided on the third steel pipe section.
8. The two-way valve arrangement according to claim 6, wherein one end of the return spring abuts against the limit groove, and the other end of the return spring is connected to a shoulder of the movable iron at the end remote from the electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122513245.2U CN216279456U (en) | 2021-10-19 | 2021-10-19 | Two-way valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122513245.2U CN216279456U (en) | 2021-10-19 | 2021-10-19 | Two-way valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279456U true CN216279456U (en) | 2022-04-12 |
Family
ID=81071583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122513245.2U Active CN216279456U (en) | 2021-10-19 | 2021-10-19 | Two-way valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279456U (en) |
-
2021
- 2021-10-19 CN CN202122513245.2U patent/CN216279456U/en active Active
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| GR01 | Patent grant |