CN220118755U - Novel small-sized gas safety valve - Google Patents
Novel small-sized gas safety valve Download PDFInfo
- Publication number
- CN220118755U CN220118755U CN202321217207.5U CN202321217207U CN220118755U CN 220118755 U CN220118755 U CN 220118755U CN 202321217207 U CN202321217207 U CN 202321217207U CN 220118755 U CN220118755 U CN 220118755U
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- China
- Prior art keywords
- valve
- valve body
- iron core
- gas safety
- core
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 16
- 239000007789 gas Substances 0.000 description 18
- 238000009434 installation Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to the technical field of valves and discloses a novel small-sized gas safety valve with a small volume and rich application scene, which comprises a valve body, a valve cover connected to the valve body, a valve rod rotationally connected to the valve body, a valve core arranged in the valve body and a solenoid valve assembly arranged at the end part of the valve body, wherein a supporting rod is connected to the valve rod, the end part of the supporting rod extends into the valve core and is positioned on the same plane with the end surface of the valve core, an air inlet seat and an air outlet seat are arranged on the valve body, an air inlet pipe orifice is arranged on the air inlet seat, an air outlet is arranged on the air outlet seat, and the solenoid valve assembly comprises a fixed iron core, a movable iron core, a coil and a reset spring, and the reset spring is positioned between the fixed iron core and the movable iron core.
Description
Technical Field
The utility model relates to the field of gas valves, in particular to a novel small-sized gas safety valve.
Background
When the household gas stove is used, the part behind the main valve for the pipeline gas to reach the home is slowly leaked, and the main valve is not dead or closed to enable the gas to leak, so that the gas stove is required to be provided with a gas safety valve, a gas system is protected, the outdoor camping situation is increased gradually along with the richer modern life, the outdoor use of the gas for cooking is common, in the outdoor use process of the gas stove, flameout of the stove is caused by the external environment, flameout caused by the external environment often causes people to forget to close the gas in time, and the gas flows out of the stove; however, the existing gas safety valve is large in size and fixed in application scene, and is difficult to meet daily and lunar life use requirements of people.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a novel small-sized gas safety valve with small volume and rich application scene.
The technical scheme of the utility model is as follows: the utility model provides a new-type small-size gas safety valve, includes the valve body, connects valve gap on the valve body, rotation connection are in valve rod on the valve body, set up valve core in the valve body and set up the solenoid valve subassembly of valve body tip, be connected with the butt pole on the valve rod, butt pole tip stretch into to the case and with the terminal surface of case is located the coplanar, be provided with the seat of admitting air and the seat of giving vent to anger on the valve body, be provided with the mouth of pipe of admitting air on the seat of admitting air, be provided with the gas outlet on the seat of giving vent to anger, solenoid valve subassembly includes fixed iron core, moves iron core, coil and reset spring, reset spring is located fixed iron core with move between the iron core.
According to the scheme, the valve rod is used for feeding and rotating to drive the valve core to rotate, the air inlet seat is used for being connected with the air inlet pipe to realize air inlet, the air outlet seat is used for being connected with the air outlet pipe to realize air outlet, and the electromagnetic valve assembly is used for controlling on-off of an air passage in the valve body.
The valve rod is provided with a locating pin through a locating pin hole, and the locating pin is connected with the supporting rod. It can be seen that the positioning pin hole is used for installing a positioning pin, and the positioning pin is used for driving the valve core to rotate.
The valve core comprises a mounting part and a conical part, a supporting rod through hole matched with the supporting rod is formed in the valve core, a first sealing ring is arranged between the mounting part and the supporting rod, the end face of the first sealing ring is connected with a gasket, a movable groove matched with the locating pin is formed in the end part of the mounting part, and a large fire hole and a small fire hole are formed in the conical part. Therefore, the first sealing ring seals the joint of the supporting rod and the valve core, the gasket prevents the joint from loosening and prevents fuel gas leakage, the movable groove is used for being screwed into the valve rod inwards, the positioning pin stretches into the movable groove and then drives the valve core to realize rotation, and the large fire hole and the small fire hole are used for controlling the fire power through the rotation of the valve core.
The end part of the valve cover is provided with an arc groove, and at least two clamping grooves are formed in the arc groove. Therefore, the arc groove is used for rotating and moving the positioning pin, and the clamping groove is used for supporting the positioning pin and maintaining the position of the valve core after rotation.
The air inlet seat is provided with a second sealing ring groove for installing a second sealing ring at the periphery of the air inlet pipe orifice, and the air inlet seat is provided with a mounting hole. Therefore, the sealing ring groove is used for installing the sealing ring to realize sealing during installation, and the installation hole is used for realizing fixed installation on the air inlet seat.
The end part of the electromagnetic valve component is provided with a thermocouple through a connector. It can be seen that the thermocouple is used for flameout protection.
Drawings
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic view of a partial structure of the present utility model;
fig. 5 is a partial cross-sectional view of the present utility model.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 5, the utility model is a novel small-sized gas safety valve, which comprises a valve body 1, a valve cover 2 connected to the valve body 1, a valve rod 3 rotatably connected to the valve body 1, a valve core 4 arranged in the valve body 1 and a solenoid valve assembly 5 arranged at the end part of the valve body 1, wherein the valve rod 3 is connected with a support rod 6, the end part of the support rod 6 extends into the valve core 4 and is positioned on the same plane with the end surface of the valve core 4, the valve rod 3 is provided with a positioning pin 9 through a positioning pin hole 31, the positioning pin 9 is connected with the support rod 6, the valve body 1 is provided with an air inlet seat 7 and an air outlet seat 8, the air inlet seat 7 is provided with an air inlet pipe orifice 71, the periphery of the air inlet pipe orifice 71 is provided with a second sealing ring groove 72 provided with a second sealing ring 12, the air inlet seat 7 is provided with a mounting hole 73, the solenoid valve assembly 5 comprises a fixed iron core 51, a movable iron core 52, a coil 53 and a reset spring 54, and the reset spring 54 is positioned between the fixed iron core 51 and the movable iron core 52.
In this embodiment, the valve cover 2 is fastened to the valve body 1 by two sets of screws.
The valve core 4 comprises a mounting portion 41 and a conical portion 42, a mounting through hole 43 matched with the supporting rod 6 is formed in the valve core 4, a first sealing ring 10 is arranged between the mounting portion 41 and the supporting rod 6, the end face of the first sealing ring 10 is connected with a gasket 11, a movable groove 44 matched with the locating pin 9 is formed in the end portion of the mounting portion 41, and a large fire hole 45 and a small fire hole 46 are formed in the conical portion 42.
In this embodiment, the small fire hole 46 is a stepped hole, the outer hole diameter of the stepped hole is the same as the hole diameter of the large fire hole 45, and the inner hole diameter is smaller than the hole diameter of the large fire hole 45.
The end part of the valve cover 2 is provided with an arc groove 21, and at least two clamping grooves 211 are arranged on the arc groove 21. In this embodiment, the two clamping grooves include a clamping groove 211 in which the positioning pin 9 is placed when the valve core 4 rotates to the high fire position and a clamping groove in which the positioning pin 9 is placed when the valve core 4 rotates to the low fire position.
The end part of the electromagnetic valve assembly 5 is provided with a thermocouple 14 through a connector 13. In this embodiment, two ends of the connector 13 are respectively in threaded connection with the valve body 1 and the thermocouple 14.
The working flow of the utility model is as follows: the valve rod 3 is screwed to push the feeding, so that the valve rod 3 pushes the movable iron core 52 on the electromagnetic valve assembly 5 to move outwards to be in attraction contact with the fixed iron core 51, the reset spring 54 is compressed, the air inlet pipe orifice 71 is communicated with the valve core 4, the valve rod 3 is rotated, the valve core 4 is driven to rotate to the big fire hole 45 through the positioning pin 9, the valve core 4 is fixed by the positioning pin 9 through the clamping groove 211, the hand holding the valve rod 3 is loosened, the air inlet pipe orifice 71 is opened in an air passage in the valve body 1, fuel gas flows into the air outlet seat 8 from the air inlet pipe orifice 71, the stove ignites and burns, the thermocouple 14 generates thermal potential at high temperature to maintain the electromagnetic valve assembly 5 in an open state, the fixed iron core 51 and the movable iron core 52 are continuously attracted, the electromagnetic valve assembly 5 is guaranteed to be always in an open state, when flameout, the movable iron core 52 on the electromagnetic valve assembly 5 is gradually reduced, the movable iron core 52 moves inwards under the action of the reset spring 54, the fixed iron core 51 and the movable iron core 52 are released, the air inlet pipe orifice 71 is difficult to enter the air passage 4, the air is difficult to enter the valve body 1, the air is blocked, the air supply is protected, and the valve body is closed.
Finally, it should be emphasized that the above description is not intended to limit the utility model, but rather that various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the utility model, and any modifications, equivalents, improvements, etc. are intended to be included within the scope of the present utility model.
Claims (6)
1. A novel small-sized gas safety valve is characterized in that: including valve body (1), connect valve gap (2), rotation connection on valve body (1) valve rod (3), setting on valve body (1) are in case (4) and setting in valve body (1) tip solenoid valve assembly (5), be connected with on valve rod (3) and support pole (6), support pole (6) tip stretch into to case (4) and with the terminal surface of case (4) is located the coplanar, be provided with inlet seat (7) and outlet seat (8) on valve body (1), be provided with inlet pipe mouth (71) on inlet seat (7), solenoid valve assembly (5) are including fixed iron core (51), moving iron core (52), coil (53) and reset spring (54), reset spring (54) are located between fixed iron core (51) and moving iron core (52).
2. The novel small-sized gas safety valve according to claim 1, wherein: the valve rod (3) is provided with a locating pin (9) through a locating pin hole (31), and the locating pin (9) is connected with the supporting rod (6).
3. The novel small-sized gas safety valve according to claim 2, wherein: the valve core (4) comprises a mounting portion (41) and a conical portion (42), a mounting through hole (43) matched with the supporting rod (6) is formed in the valve core (4), a first sealing ring (10) is arranged between the mounting portion (41) and the supporting rod (6), a gasket (11) is connected to the end face of the first sealing ring (10), a movable groove (44) matched with the locating pin (9) is formed in the end portion of the mounting portion (41), and a large fire hole (45) and a small fire hole (46) are formed in the conical portion (42).
4. The novel small-sized gas safety valve according to claim 1, wherein: the end part of the valve cover (2) is provided with an arc groove (21), and the arc groove (21) is provided with at least two clamping grooves (211).
5. The novel small-sized gas safety valve according to claim 1, wherein: the air inlet seat (7) is provided with a second sealing ring groove (72) for installing a second sealing ring (12) at the periphery of the air inlet pipe orifice (71), and the air inlet seat (7) is provided with a mounting hole (73).
6. The novel small-sized gas safety valve according to claim 1, wherein: the end part of the electromagnetic valve assembly (5) is provided with a thermocouple (14) through a connector (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321217207.5U CN220118755U (en) | 2023-05-19 | 2023-05-19 | Novel small-sized gas safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321217207.5U CN220118755U (en) | 2023-05-19 | 2023-05-19 | Novel small-sized gas safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220118755U true CN220118755U (en) | 2023-12-01 |
Family
ID=88889528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321217207.5U Active CN220118755U (en) | 2023-05-19 | 2023-05-19 | Novel small-sized gas safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220118755U (en) |
-
2023
- 2023-05-19 CN CN202321217207.5U patent/CN220118755U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |