CN220337589U - Pilot-operated electromagnetic valve based on dustproof and waterproof - Google Patents
Pilot-operated electromagnetic valve based on dustproof and waterproof Download PDFInfo
- Publication number
- CN220337589U CN220337589U CN202321419986.7U CN202321419986U CN220337589U CN 220337589 U CN220337589 U CN 220337589U CN 202321419986 U CN202321419986 U CN 202321419986U CN 220337589 U CN220337589 U CN 220337589U
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- Prior art keywords
- solenoid valve
- iron core
- electromagnetic valve
- solenoid
- electromagnetic
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229920003023 plastic Polymers 0.000 claims abstract description 22
- 239000004033 plastic Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 230000002265 prevention Effects 0.000 claims abstract description 16
- 230000003068 static effect Effects 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a pilot-operated electromagnetic valve based on dust prevention and water prevention, which belongs to the technical field of electromagnetic valves and comprises a valve body, wherein an electromagnetic valve structure is inserted on the valve body, the electromagnetic valve structure comprises an electromagnetic valve static iron core, an electromagnetic coil lock nut is connected to the electromagnetic valve static iron core in a threaded manner, an electromagnetic coil is sleeved on the outer part of the electromagnetic valve static iron core, the lock nut is arranged on the inner side of the top of the electromagnetic valve static iron core, an ejector pin sleeve is connected with the ejector pin sleeve in a threaded manner through the lock nut, the ejector pin sleeve is in contact with the electromagnetic valve static iron core, a groove is formed in the ejector pin sleeve, an ejector pin is arranged in the groove, a plastic seal is further arranged at the bottom end of the ejector pin, the plastic seal is in contact with the ejector pin, and an electromagnetic valve movable iron core is arranged at the bottom of the plastic seal; according to the utility model, the air inlet pipe, the electromagnetic coil sealing ring and the electromagnetic coil locking nut Y-shaped check ring are arranged, so that the electromagnetic valve structure is guaranteed to be dustproof and waterproof, the electromagnetic valve structure is prevented from being influenced by the outside, and the sealing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valves, in particular to a pilot-operated electromagnetic valve based on dust prevention and water prevention.
Background
When the pilot electromagnetic valve is electrified, the valve rod is lifted by virtue of electromagnetic force, the pilot valve opening is opened, at the moment, the upper cavity of the electromagnetic valve is depressurized through the pilot hole, a pressure difference with upper low and lower high is formed around the main valve core, and under the action of the pressure difference, the fluid pressure pushes the main valve core to move upwards to open the main valve opening; when the power is off, the valve rod is reset under the action of spring force and gravity of the main valve core, the pilot hole is closed, the main valve core moves downwards, and the main valve opening is closed; the pressure of the upper cavity of the electromagnetic valve is increased, the fluid pressure pressurizes the main valve core, and the sealing is better.
The existing pilot electromagnetic valve does not have the dustproof and waterproof functions, and therefore the pilot electromagnetic valve based on dustproof and waterproof is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a pilot-operated electromagnetic valve based on dust prevention and water prevention, which overcomes the defects of the prior art and aims at solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a guide formula solenoid valve based on dustproof and waterproof, includes the valve body, cartridge has solenoid valve structure on the valve body, solenoid valve structure includes solenoid valve quiet iron core, threaded connection has solenoid lock nut on the solenoid valve quiet iron core, still overlaps on the outside of solenoid valve quiet iron core and is equipped with solenoid, and solenoid valve quiet iron core's top inboard is provided with lock nut, and passes through lock nut threaded connection has the thimble sleeve, thimble sleeve contradicts with solenoid valve quiet iron core, and the thimble sleeve is provided with the recess, is provided with the thimble in the recess, the bottom of thimble still is provided with plastics seal, plastics seal contradicts with the thimble, and plastics seal's bottom is provided with solenoid valve and moves the iron core, solenoid valve moves iron core and plastics seal conflict, and plastics seal is equipped with the slip iron core with the surface cover of thimble.
The present utility model may be further configured in a preferred example to: and an electromagnetic coil locking nut Y-shaped retainer ring is arranged between the electromagnetic coil and the electromagnetic coil locking nut, and an electromagnetic coil sealing ring is arranged between the electromagnetic coil and the valve body.
The present utility model may be further configured in a preferred example to: an electromagnetic valve spring is arranged between the thimble and the locking nut.
The present utility model may be further configured in a preferred example to: and a solenoid valve movable sealing ring is also arranged between the solenoid valve movable iron core and the solenoid valve static iron core.
The present utility model may be further configured in a preferred example to: the electromagnetic valve is characterized in that an electromagnetic valve moving iron core sleeve is further sleeved on the outer surface of the electromagnetic valve moving iron core, and an electromagnetic valve abnormal-shaped sealing ring is arranged between the electromagnetic valve moving iron core sleeve and the valve body.
The utility model has the beneficial effects that:
according to the utility model, the air inlet pipe, the electromagnetic coil sealing ring and the electromagnetic coil locking nut Y-shaped check ring are arranged, so that the electromagnetic valve structure is guaranteed to be dustproof and waterproof, the electromagnetic valve structure is prevented from being influenced by the outside, and the sealing efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic view of the structure at A of the present utility model;
fig. 3 is a schematic diagram of the structure at B of the present utility model.
In the figure: 1. an electromagnetic coil; 2. an electromagnetic coil seal ring; 3. a solenoid lock nut; 4. a Y-shaped retainer ring of the electromagnetic coil lock nut; 5. a static iron core of the electromagnetic valve; 6. a solenoid valve plunger; 7. a solenoid valve moving seal ring; 8. a solenoid valve plunger sleeve; 9. sealing with plastic; 10. a sliding iron core; 11. a thimble; 12. a lock nut; 13. a thimble sleeve; 15. a solenoid valve spring; 17. a special-shaped sealing ring of the electromagnetic valve; 18. and an air inlet pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the present embodiment
Referring to fig. 1-3, a pilot-operated electromagnetic valve based on dust prevention and water prevention comprises a valve body, an electromagnetic valve structure is inserted on the valve body, the electromagnetic valve structure comprises an electromagnetic valve static iron core 5, an electromagnetic coil lock nut 3 is connected to the electromagnetic valve static iron core 5 in a threaded manner, an electromagnetic coil 1 is further sleeved on the outer part of the electromagnetic valve static iron core 5, a lock nut 12 is arranged on the inner side of the top of the electromagnetic valve static iron core 5, an ejector pin sleeve 13 is connected with the electromagnetic valve static iron core 5 in a threaded manner through the lock nut 12, the ejector pin sleeve 13 is in contact with the ejector pin sleeve 5, a groove is formed in the ejector pin sleeve 13, an ejector pin 11 is arranged in the groove, a plastic seal 9 is further arranged at the bottom end of the ejector pin 11, the plastic seal 9 is in contact with the ejector pin 11, an electromagnetic valve movable iron core 6 is arranged at the bottom of the plastic seal 9 and in contact with the plastic seal 9, a sliding iron core 10 is sleeved on the outer surface of the plastic seal 9 and an air inlet pipe 18 is further arranged in the valve body, and the air inlet pipe 18 is connected with an external hydrogen cylinder.
An electromagnetic coil locking nut Y-shaped retainer ring 4 is arranged between the electromagnetic coil 1 and the electromagnetic coil locking nut 3, and an electromagnetic coil sealing ring 2 is arranged between the electromagnetic coil 1 and the valve body.
An electromagnetic valve spring 15 is arranged between the thimble 11 and the lock nut 12.
And a solenoid valve movable sealing ring 7 is also arranged between the solenoid valve movable iron core 6 and the solenoid valve static iron core 5.
The outer surface of the electromagnetic valve movable iron core 6 is also sleeved with an electromagnetic valve movable iron core sleeve 8, and an electromagnetic valve abnormal-shaped sealing ring 17 is arranged between the electromagnetic valve movable iron core sleeve 8 and the valve body.
Working principle: when the electromagnetic valve is not opened, the electromagnetic valve air inlet pipe 18 is connected with a hydrogen cylinder, hydrogen is filled in gaps of the electromagnetic valve movable iron core sleeve 8, the electromagnetic valve movable iron core 6, the electromagnetic valve static iron core 5, the sliding iron core 10 and the thimble sleeve 13, at the moment, the upper hydrogen pressure of the electromagnetic valve is higher than the lower hydrogen pressure, the electromagnetic valve movable iron core 6 is pressed downwards by the pressure, the electromagnetic valve movable iron core 6 and the electromagnetic valve abnormal-shaped sealing ring 17 form conical surface sealing, and hydrogen in the hydrogen cylinder cannot flow out. When the electromagnetic valve is opened, electromagnetic force is introduced into the electromagnetic coil 1 to lift the sliding iron core 10, the sliding iron core 10 lifts the plastic seal 9 and the thimble 11, so that the end face seal between the plastic seal 9 and the electromagnetic valve movable iron core 6 is invalid, and at the moment, hydrogen in the hydrogen cylinder flows out through a through hole in the middle of the electromagnetic valve movable iron core 6; when the electromagnetic valve is closed, the electromagnetic force of the electromagnetic coil 1 disappears, the thimble 11 moves downwards under the action of the elastic force of the electromagnetic valve spring 15, and simultaneously drives the thimble sleeve 13, the sliding iron core 10 and the plastic seal 9 to move downwards, the plastic seal 9 and the electromagnetic valve movable iron core 6 are sealed at the end face again, the through hole in the middle of the electromagnetic valve movable iron core 6 is blocked, the pressure at the lower part of the electromagnetic valve is smaller than the pressure at the upper part again, and the electromagnetic valve movable iron core 6 and the electromagnetic valve abnormal-shaped sealing ring 17 form conical surface sealing again, so that hydrogen leakage is prevented; the electromagnetic valve movable sealing ring 7 prevents hydrogen from leaking between the electromagnetic valve static iron core 5 and the electromagnetic valve movable iron core 6; the electromagnetic coil sealing ring 2 and the electromagnetic coil locking nut Y-shaped retainer ring 4 play a role in dust prevention and water prevention.
Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a guide formula solenoid valve based on dustproof and waterproof, includes the valve body, its characterized in that, cartridge has solenoid valve structure on the valve body, solenoid valve structure includes solenoid valve quiet iron core (5), threaded connection has solenoid lock nut (3) on solenoid valve quiet iron core (5), still overlaps on the outside of solenoid valve quiet iron core (5) and is equipped with solenoid (1), and the top inboard of solenoid valve quiet iron core (5) is provided with lock nut (12), and through lock nut (12) threaded connection has thimble sleeve (13), thimble sleeve (13) contradict with solenoid valve quiet iron core (5), and thimble sleeve (13) are provided with the recess, are provided with thimble (11) in the recess, the bottom of thimble (11) still is provided with plastics seal (9), plastics seal (9) bottom is provided with solenoid valve iron core (6), solenoid valve iron core (6) contradict with plastics seal (9), and the surface cover of plastics seal (9) gas cylinder and (11) is equipped with sliding iron core (10), still be provided with in the intake pipe (18), intake pipe (18) are connected with outside hydrogen.
2. The pilot-operated solenoid valve based on dust prevention and water prevention as claimed in claim 1, wherein a solenoid lock nut Y-shaped retainer ring (4) is arranged between the solenoid (1) and the solenoid lock nut (3), and a solenoid seal ring (2) is arranged between the solenoid (1) and the valve body.
3. The pilot-operated solenoid valve based on dust and water prevention as claimed in claim 1, wherein a solenoid valve spring (15) is provided between the ejector pin (11) and the lock nut (12).
4. The pilot-operated solenoid valve based on dust and water prevention according to claim 1, wherein a solenoid valve moving seal ring (7) is further arranged between the solenoid valve moving iron core (6) and the solenoid valve static iron core (5).
5. The pilot-operated solenoid valve based on dust prevention and water prevention as set forth in claim 1, wherein the outer surface of the solenoid valve plunger (6) is further sleeved with a solenoid valve plunger sleeve (8), and a solenoid valve special-shaped sealing ring (17) is arranged between the solenoid valve plunger sleeve (8) and the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321419986.7U CN220337589U (en) | 2023-06-06 | 2023-06-06 | Pilot-operated electromagnetic valve based on dustproof and waterproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321419986.7U CN220337589U (en) | 2023-06-06 | 2023-06-06 | Pilot-operated electromagnetic valve based on dustproof and waterproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337589U true CN220337589U (en) | 2024-01-12 |
Family
ID=89443943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321419986.7U Active CN220337589U (en) | 2023-06-06 | 2023-06-06 | Pilot-operated electromagnetic valve based on dustproof and waterproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337589U (en) |
-
2023
- 2023-06-06 CN CN202321419986.7U patent/CN220337589U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |