CN219796192U - Two-position three-way pilot electromagnetic valve - Google Patents
Two-position three-way pilot electromagnetic valve Download PDFInfo
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- CN219796192U CN219796192U CN202321334356.XU CN202321334356U CN219796192U CN 219796192 U CN219796192 U CN 219796192U CN 202321334356 U CN202321334356 U CN 202321334356U CN 219796192 U CN219796192 U CN 219796192U
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- 238000007789 sealing Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000004044 response Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Abstract
The utility model discloses a two-position three-way pilot electromagnetic valve, which comprises an electromagnetic valve body and a valve seat; the electromagnetic valve body is a two-position three-way electromagnetic valve; the valve seat comprises a pilot valve body, a connecting body and an end cover, wherein the connecting body and the end cover are arranged at two ends of the pilot valve body; the pilot valve body is internally provided with a valve cavity, and is provided with an A air outlet, an air inlet and a B air outlet; a valve core is arranged in the valve cavity, and a step A and a step B are arranged on the valve core; a piston cavity is formed between the connecting body and the pilot valve body, the diameter of the piston cavity is larger than that of the valve cavity, and a piston is arranged in the piston cavity; the connecting body is provided with a channel A and a channel B; a C channel is arranged in the pilot valve body; the end cover is internally provided with a D channel. The electromagnetic valve adopts a specific internal structure, so that each internal structure of the electromagnetic valve is more compact, the whole volume is smaller, the requirement on the installation space is lower, and the application range is wider; and the structure is simple, and the processing and the manufacturing are easy.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valves, in particular to a two-position three-way pilot electromagnetic valve.
Background
Solenoid valves are electromagnetic control industrial equipment, are automatic basic elements for controlling fluid, and belong to control elements for controlling actuators, and are not limited to hydraulic and pneumatic modes. It is used to adjust the direction, flow, velocity and other parameters of the medium in an industrial control system. The working principle of the valve is that the mechanical movement of the valve core is controlled by controlling the current on-off of the electromagnet, so that different vent holes are closed and started, and the purpose of controlling certain parameters of fluid entering the mechanical element is achieved.
In the pipeline flow direction process, a one-inlet two-outlet structure with one air inlet and two air outlets is needed. It is common on the market today to use multiple solenoid valves to meet this requirement. Chinese patent document CN 217977501U discloses a dispensing valve, comprising a valve body, a switching member provided on the valve body and a driving mechanism for driving the switching member to act, wherein the valve body is provided with a water inlet, a first water outlet and a second water outlet; the switching component is connected in the valve body in a sliding mode, and the first water outlet and the second water outlet are controlled to be communicated with the water inlet in a switching mode through sliding the switching component. However, the structure is complex, and the processing and the manufacturing are not easy; and when the device is used and installed, the whole required space is larger, and the application range is limited.
Disclosure of Invention
The utility model provides a two-position three-way pilot electromagnetic valve. The two-position three-way pilot type electromagnetic valve adopts a specific structure, so that each structure in the electromagnetic valve is more compact, the whole volume is smaller, the requirement on the installation space is lower, and the application range is wider; and the structure is simple, and the processing and the manufacturing are easy.
The technical scheme of the utility model is as follows:
the two-position three-way pilot electromagnetic valve comprises an electromagnetic valve body and a valve seat; the electromagnetic valve body is a two-position three-way electromagnetic valve; the valve seat comprises a pilot valve body, a connecting body and an end cover, wherein the connecting body and the end cover are arranged at two ends of the pilot valve body; a valve cavity is arranged in the pilot valve body, and an air outlet A, an air inlet and an air outlet B which are communicated with the valve cavity are sequentially arranged on the pilot valve body; a valve core is arranged in the valve cavity, an A step and a B step are arranged on the valve core, and the A step and the B step are in sliding fit with the peripheral surface of the valve cavity and are in sealing arrangement; the electromagnetic valve body controls the valve core to slide so as to switch the gas path outlet;
a piston cavity is formed between the connecting body and the pilot valve body, the diameter of the piston cavity is larger than that of the valve cavity, a piston is arranged in the piston cavity, and the piston is in sliding fit with the peripheral surface of the piston cavity and is in sealing arrangement;
the connecting body is provided with an A channel communicated with an air inlet channel on the electromagnetic valve body and a B channel connected with an air outlet channel on the electromagnetic valve body; a C channel is arranged above the valve cavity in the pilot valve body; a D channel is arranged in the end cover; the two ends of the C channel are respectively communicated with the A channel and the D channel, and the middle of the C channel is communicated with the valve cavity; the other end of the B channel is communicated with the piston cavity; the other end of the D channel is communicated with the valve cavity.
Compared with the prior art, the two-position three-way pilot electromagnetic valve has the advantages that the valve cavity, the piston cavity, the A channel, the B channel, the C channel and the D channel are arranged in the valve seat, the piston and the valve core are arranged, and the step A and the step B are arranged on the valve core, so that the purpose that the gas circuit outlet can be switched by the on-off electromagnetic valve is realized; when the electromagnetic valve is powered off, gas cannot enter the electromagnetic valve body, and the gas can sequentially pass through the air inlet, the valve cavity, the C channel, the D channel and the valve cavity to push the valve core to move so that the air inlet and the air outlet A are communicated; when the electromagnetic valve is electrified, the gas can sequentially pass through the gas inlet, the valve cavity, the C channel, the A channel, the gas inlet channel, the gas outlet channel, the B channel and the piston cavity besides the flow path, and the gas pressure in the piston cavity is higher than the gas pressure in the valve cavity because the diameter of the piston cavity is larger than that of the valve cavity, so that the gas can push the piston and the valve core to move, and the gas inlet and the gas outlet B are communicated; the electromagnetic valve has compact internal structures, small overall volume, low requirement on installation space and wide application range; and the valve seat is divided into three parts, and the structure of each part is simpler and is easy to process and manufacture.
In the two-position three-way pilot electromagnetic valve, the connecting body is provided with a manual reversing valve, and the manual reversing valve can intercept the B channel under the action of external force, so that gas cannot pass through the B channel. By adopting the structure, the manual reversing valve is arranged on the connecting body, so that the outlet of the gas circuit can be manually switched when the electromagnetic valve body is powered off or damaged.
In the two-position three-way pilot electromagnetic valve, an E channel is arranged on the connecting body, one end of the E channel is communicated with an exhaust channel on the electromagnetic valve body, and the other end of the E channel is communicated with the outside. By adopting the structure, the E channel is arranged on the connector, so that gas in the electromagnetic valve body can be discharged to the outside when the electromagnetic valve is powered off, the valve core can be better moved, and the response speed of the electromagnetic valve is improved.
In the two-position three-way pilot electromagnetic valve, the electromagnetic valve body, the connecting body, the pilot valve body and the end cover are all connected through screws. Adopt screw connection, solenoid valve installation is comparatively convenient and fast, and the processing of connecting hole is comparatively simple, the manufacturing of being convenient for.
In the two-position three-way pilot electromagnetic valve, as optimization, sealing rings are arranged among the electromagnetic valve body, the connector, the pilot valve body and the end cover. By adopting the structure, air leakage in the using process is avoided, and the reliability of the electromagnetic valve is improved.
In the two-position three-way pilot electromagnetic valve, a sealing ring is arranged at the joint of the electromagnetic valve body, the connecting body, the pilot valve body and the end cover in the gas circulation channel. By adopting the structure, the sealing ring is arranged at the joint of the gas circulation channels, so that the air tightness can be ensured, and meanwhile, the production cost can be reduced.
In the two-position three-way pilot electromagnetic valve, the A channel, the B channel, the C channel and the D channel are all formed by straight holes in a combined mode. By adopting the structure, the channels are formed by combining straight holes, so that the processing and the manufacturing are convenient, the gas circulation path is shorter, and the response speed of the electromagnetic valve is higher.
In the two-position three-way pilot electromagnetic valve, sealing gaskets are arranged on the pilot valve body around the air outlet A, the air inlet and the air outlet B. By adopting the structure, when the electromagnetic valve is connected with an external machine, good air tightness is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a central cross-sectional view of the utility model as a whole when energized;
FIG. 3 is a middle cross-sectional view of the whole of the present utility model when powered down;
FIG. 4 is a schematic view of a connector according to the present utility model;
FIG. 5 is a bottom view of FIG. 4;
fig. 6 is a sectional view taken along the direction A-A of fig. 5.
The marks in the drawings are: 1-an electromagnetic valve body, 11-an air inlet channel, 12-an air outlet channel and 13-an air outlet channel; 2-valve seat, 21-pilot valve body, 211-valve cavity, 212-A air outlet, 213-air inlet, 214-B air outlet, 215-C channel, 22-connector, 221-piston cavity, 222-A channel, 223-B channel, 224-E channel, 23-end cover, 231-D channel, 24-valve core, 241-A step, 242-B step, 25-piston; 3-a manual reversing valve; 4-sealing gasket.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples (see fig. 1-6):
the two-position three-way pilot electromagnetic valve comprises an electromagnetic valve body 1 and a valve seat 2; the electromagnetic valve body 1 is a two-position three-way electromagnetic valve; the valve seat 2 comprises a pilot valve body 21, a connecting body 22 and an end cover 23 which are arranged at two ends of the pilot valve body 21; a valve cavity 211 is arranged in the pilot valve body 21, and an air outlet 212, an air inlet 213 and an air outlet 214 which are communicated with the valve cavity 211 are sequentially arranged on the pilot valve body 21; the inside of the valve cavity 211 is provided with a valve core 24, the valve core 24 is provided with an A step 241 and a B step 242, and the A step 241 and the B step 242 are in sliding fit and sealing arrangement with the peripheral surface of the valve cavity 211; the electromagnetic valve body 1 controls the valve core 24 to slide so as to switch the gas path outlet; a piston cavity 221 is formed between the connecting body 22 and the pilot valve body 21, the diameter of the piston cavity 221 is larger than that of the valve cavity 211, a piston 25 is arranged in the piston cavity 221, and the piston 25 is in sliding fit with the peripheral surface of the piston cavity 221 and is in sealing arrangement; the connecting body 22 is provided with an A channel 222 communicated with the air inlet channel 11 on the electromagnetic valve body 1 and a B channel 223 connected with the air outlet channel 12 on the electromagnetic valve body 1; a C channel 215 is arranged in the pilot valve body 21 above the valve cavity 211; the end cover 23 is internally provided with a D channel 231; both ends of the C-channel 215 are respectively communicated with the a-channel 222 and the D-channel 231, and the middle of the C-channel 215 is communicated with the valve cavity 211; the other end of the B passage 223 communicates with the piston chamber 221; the other end of the D-channel 231 communicates with the valve chamber 211.
In this embodiment, the connection body 22 is provided with a manual directional valve 3, and the manual directional valve 3 can intercept the B channel 223 under the action of external force, so that gas cannot pass through the B channel 223. The manual reversing valve is arranged on the connector, so that the outlet of the gas circuit can be manually switched when the electromagnetic valve body is powered off or damaged.
In this embodiment, the connector 22 is provided with an E-channel 224, one end of the E-channel 224 is connected to the exhaust channel 13 on the electromagnetic valve body, and the other end is connected to the outside. The E channel is arranged on the connector, so that gas in the electromagnetic valve body can be discharged to the outside when the electromagnetic valve is powered off, the valve core can move better, and the response speed of the electromagnetic valve is improved.
In this embodiment, the electromagnetic valve body 1, the connector 22, the pilot valve body 21 and the end cover 23 are all connected by screws. Adopt screw connection, solenoid valve installation is comparatively convenient and fast, and the processing of connecting hole is comparatively simple, the manufacturing of being convenient for.
In this embodiment, a sealing ring is provided at the connection position of the gas flow channel among the solenoid valve body 1, the connector 22, the pilot valve body 21 and the end cover 23. Only set up the sealing washer in the junction of gas circulation passageway, can reduce manufacturing cost when guaranteeing the gas tightness.
In this embodiment, the a channel 222, the B channel 223, the C channel 215, and the D channel 231 are all straight holes. The channels are formed by combining straight holes, so that the processing and the manufacturing are convenient, the gas circulation path is shorter, and the response speed of the electromagnetic valve is higher.
In this embodiment, a sealing gasket 4 is disposed on the pilot valve body 21 around the a gas outlet 212, the gas inlet 213, and the B gas outlet 214. The sealing gasket 4 is arranged, so that good air tightness can be ensured when the electromagnetic valve is connected with an external machine.
When the electromagnetic valve is powered off, gas cannot enter the electromagnetic valve body, and the gas can sequentially pass through the gas inlet 213, the valve cavity 211, the C channel 215, the D channel 231 and the valve cavity 211 to push the valve core 25 to move so that the gas inlet 213 and the A gas outlet 212 are communicated.
When the electromagnetic valve is electrified, the gas can sequentially pass through the gas inlet 213, the valve cavity 211, the C channel 215, the A channel 222, the gas inlet channel 11, the gas outlet channel 12, the B channel 223 and the piston cavity 221 besides the flow path, and the gas pressure in the piston cavity 221 is higher than the gas pressure in the valve cavity 211 because the diameter of the piston cavity 221 is larger than that of the valve cavity 211, so that the gas can push the piston 25 and the valve core 24 to move, and the gas inlet 213 and the B gas outlet 214 are communicated.
The above general description of the utility model and the description of specific embodiments thereof in relation to the present utility model should not be construed as limiting the scope of the utility model. Those skilled in the art can add, subtract or combine the features disclosed in the foregoing general description and/or the detailed description (including examples) to form other technical solutions within the scope of the utility model without departing from the disclosure of the utility model.
Claims (8)
1. Two tee bend guide formula solenoid valve, its characterized in that: comprises an electromagnetic valve body (1) and a valve seat (2); the electromagnetic valve body (1) is a two-position three-way electromagnetic valve; the valve seat (2) comprises a pilot valve body (21), and a connecting body (22) and an end cover (23) which are arranged at two ends of the pilot valve body (21); a valve cavity (211) is arranged in the pilot valve body (21), and an A air outlet (212), an air inlet (213) and a B air outlet (214) which are communicated with the valve cavity (211) are sequentially arranged on the pilot valve body (21); a valve core (24) is arranged in the valve cavity (211), an A step (241) and a B step (242) are arranged on the valve core (24), and the A step (241) and the B step (242) are in sliding fit with the peripheral surface of the valve cavity (211) and are in sealing arrangement; the electromagnetic valve body (1) controls the valve core (24) to slide so as to switch the air passage outlet;
a piston cavity (221) is formed between the connecting body (22) and the pilot valve body (21), the diameter of the piston cavity (221) is larger than that of the valve cavity (211), a piston (25) is arranged in the piston cavity (221), and the piston (25) is in sliding fit with the peripheral surface of the piston cavity (221) and is in sealing arrangement;
the connecting body (22) is provided with an A channel (222) communicated with an air inlet channel (11) on the electromagnetic valve body (1) and a B channel (223) connected with an air outlet channel (12) on the electromagnetic valve body (1); a C channel (215) is arranged above the valve cavity (211) in the pilot valve body (21); a D channel (231) is arranged in the end cover (23); both ends of the C channel (215) are respectively communicated with the A channel (222) and the D channel (231), and the middle of the C channel (215) is communicated with the valve cavity (211); the other end of the B channel (223) is communicated with the piston cavity (221); the other end of the D channel (231) is communicated with the valve cavity (211).
2. The two-position three-way pilot solenoid valve according to claim 1, wherein: the connecting body (22) is provided with a manual reversing valve (3), and the manual reversing valve (3) can intercept the B channel (223) under the action of external force, so that gas cannot pass through the B channel (223).
3. The two-position three-way pilot solenoid valve according to claim 2, wherein: an E channel (224) is arranged on the connecting body (22), one end of the E channel (224) is communicated with an exhaust channel (13) on the electromagnetic valve body, and the other end of the E channel is communicated with the outside.
4. A two-position three-way pilot solenoid valve according to claim 3, wherein: the electromagnetic valve body (1), the connecting body (22), the pilot valve body (21) and the end cover (23) are all connected through screws.
5. The two-position three-way pilot solenoid valve according to claim 4, wherein: sealing rings are arranged among the electromagnetic valve body (1), the connecting body (22), the pilot valve body (21) and the end cover (23).
6. The two-position three-way pilot solenoid valve according to claim 5, wherein: and a sealing ring is arranged at the joint of the electromagnetic valve body (1), the connecting body (22), the pilot valve body (21) and the end cover (23) in the gas circulation channel.
7. The two-position three-way pilot solenoid valve according to claim 6, wherein: the A channel (222), the B channel (223), the C channel (215) and the D channel (231) are all formed by straight holes in a combined mode.
8. The two-position three-way pilot solenoid valve according to claim 7, wherein: and sealing gaskets (4) are arranged on the pilot valve body (21) and around the A air outlet (212), the air inlet (213) and the B air outlet (214).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334356.XU CN219796192U (en) | 2023-05-29 | 2023-05-29 | Two-position three-way pilot electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334356.XU CN219796192U (en) | 2023-05-29 | 2023-05-29 | Two-position three-way pilot electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796192U true CN219796192U (en) | 2023-10-03 |
Family
ID=88155500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321334356.XU Active CN219796192U (en) | 2023-05-29 | 2023-05-29 | Two-position three-way pilot electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796192U (en) |
-
2023
- 2023-05-29 CN CN202321334356.XU patent/CN219796192U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317100 No. 8, Gongye Avenue, Hairun street, Sanmen County, Taizhou City, Zhejiang Province Patentee after: Zhejiang Ousituo Electronic Technology Co.,Ltd. Address before: 317100 No. 8, Gongye Avenue, Hairun street, Sanmen County, Taizhou City, Zhejiang Province Patentee before: TAIZHOU OST PNEUMATIC MACHINERY TECHNOLOGY CO.,LTD. |