CN217683421U - Action executing piece for gas pipeline self-closing valve - Google Patents
Action executing piece for gas pipeline self-closing valve Download PDFInfo
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- CN217683421U CN217683421U CN202221342911.9U CN202221342911U CN217683421U CN 217683421 U CN217683421 U CN 217683421U CN 202221342911 U CN202221342911 U CN 202221342911U CN 217683421 U CN217683421 U CN 217683421U
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Abstract
The utility model provides an action executive component for gas pipeline self-closing valve relates to pipeline self-closing valve field. The action executing piece for the gas pipeline self-closing valve comprises a valve body, wherein a pull rod tray is arranged at the top of an inner cavity of the valve body, a movable valve and a lock sleeve are arranged at the bottom of the pull rod tray, the top of the outer side of the movable valve is movably connected with the lock sleeve, a rubber diaphragm is fixedly connected between the lock sleeve and the pull rod tray, and a gas channel is formed in one side of the inner part of the valve body. The action execution piece for the gas pipeline self-closing valve forms the self-closing valve which is driven by opening and closing full physics through parts such as the lock sleeve, the movable valve, the valve core, the sealing ring, the first spring, the valve body and the like, the self-closing valve does not need a magnet, is not limited by the installation environment, has zero electric energy demand, is automatic in zero energy consumption and full time, reduces the use and dependence on energy when the self-closing valve controls gas, and has the advantages of simple buckle module type assembly structure, high production efficiency, low overall manufacturing cost and stable performance, and is easy to popularize.
Description
Technical Field
The utility model relates to a pipeline self-closing valve specifically is an action executive component that is used for gas pipeline self-closing valve, belongs to pipeline self-closing valve technical field.
Background
A pipeline gas self-closing valve, a self-closing valve for short, is arranged on a pipeline of a low-pressure gas system, can be automatically closed and manually opened without electricity or other external power when the gas supply pressure of the pipeline is under-pressure or over-pressure, is a permanent memory multi-pole permanent magnet linkage mechanism which is manufactured by magnetizing a permanent magnet material according to the design requirement, identifies the change of gas pressure parameters during passing, and automatically closes the valve and cuts off a gas source when the gas pressure exceeds a safety set value.
On the premise of ensuring the stable functions of the traditional self-closing valve, the traditional self-closing valve has higher requirements on the magnetic force and the material of the magnet, the complex transmission structure causes higher assembly and manufacturing costs, the magnet has certain requirements on the installation environment and the surrounding magnetic field, the more the assembly parts are installed, the more the possibility that the strict requirement on the installation environment is required to cause failure is increased, and the complete functions and the comprehensive popularization and application of the pipeline self-closing valve are not facilitated.
Disclosure of Invention
Technical problem to be solved
The utility model aims at providing an action executive component for gas pipeline self-closing valve just in order to solve above-mentioned problem to solve among the prior art to the magnetic force of magnet and material requirement than higher, the transmission structure complicacy leads to equipment and manufacturing cost all than higher, and magnet has certain requirement to installation environment and surrounding magnetic field, the many installation environment of equipment part require that the possibility of the harsh emergence trouble is just big more, be unfavorable for the perfect function of pipeline self-closing valve and the problem of comprehensive popularization and application.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the action executing piece for the gas pipeline self-closing valve comprises a valve body, wherein a pull rod tray is arranged at the top of an inner cavity of the valve body, a movable valve and a lock sleeve are arranged at the bottom of the pull rod tray, the top of the outer side of the movable valve is movably connected with the lock sleeve, a rubber membrane is fixedly connected between the lock sleeve and the pull rod tray, a gas channel is formed in one side of the inner portion of the valve body, a valve core is arranged in the gas channel, a sealing ring is fixedly arranged on the outer side of one end of the valve core, a first spring is fixedly connected to one side, far away from the movable valve, of the sealing ring, the pull rod tray, the lock sleeve, the movable valve, the valve core, the sealing ring, the first spring, the valve body and other parts form the self-closing valve which is driven by full physics and can be opened and closed, and the self-closing valve does not need magnets and is not limited by an installation environment and has zero electric energy requirement.
Preferably, the rubber diaphragm runs through pull rod tray bottom, valve body top fixedly connected with upper cover, upper cover top fixedly connected with is carried and is turned round, pull rod tray top runs through to carry to turn round fixed connection and opens the cap and contact with carrying the turn round.
Preferably, the other end of the valve core penetrates through the gas channel and then is tightly matched with the inclined plane of the movable valve, a clamp spring is fixedly connected between the outer side of the movable valve and the valve body, and the lock sleeve is fixedly connected with the pull rod tray in a buckled mode.
Preferably, one end of the first spring is fixedly connected to one side inside the valve body.
The utility model provides an action executive component for gas pipeline self-closing valve, its beneficial effect who possesses as follows:
this an action executive component for gas pipeline self-closing valve forms one through parts such as pull rod tray, lock sleeve, the valve, the case, the sealing washer, first spring, valve body and opens and close full physics driven self-closing valve, this self-closing valve does not need magnet and does not receive the installation environment restriction, zero electric energy demand, zero power consumption is automatic when full, use and the reliance to the energy when having reduced self-closing valve control gas, required material all can be recycled and reuse with low costs, buckle formula package assembly simple structure stable performance, work efficiency is high more easily promotes and popularizes.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the structure of the opening cap of the present invention;
fig. 3 is a schematic structural diagram of the valve and the valve core of the present invention.
In the figure: 1. opening the cap; 2. lifting and twisting; 3. an upper cover; 4. a rubber diaphragm; 11. a lock sleeve; 12. a live valve; 13. a valve core; 14. a seal ring; 18. a first spring; 20. a valve body; 21. a pull rod tray; 22. and a clamp spring.
Detailed Description
An embodiment of the utility model provides an action executive component for gas pipeline self-closing valve.
Please refer to fig. 1, fig. 2 and fig. 3, which includes a valve body 20, a pull rod tray 21 is disposed at the top of an inner cavity of the valve body 20, a movable valve 12 and a lock sleeve 11 are disposed at the bottom of the pull rod tray 21, the top of the outer side of the movable valve 12 is movably connected with the lock sleeve 11, a rubber diaphragm 4 is fixedly connected between the lock sleeve 11 and the pull rod tray 21, a gas passage is disposed at one side of the inner part of the valve body 20, a valve core 13 is disposed inside the gas passage, a sealing ring 14 is fixedly disposed at the outer side of one end of the valve core 13, one side of the sealing ring 14 away from the movable valve 12 is fixedly connected with a first spring 18, the rubber diaphragm 4 is penetrated at the bottom of the pull rod tray 21, an upper cover 3 is fixedly connected with the top of the upper cover 3, a lifting knob 2 is fixedly connected with the top of the upper cover 3, the top of the pull rod tray 21 is penetrated through the lifting knob 2 and fixedly connected with an opening cap 1 and contacted with the lifting knob 2, the other end of the valve core 13 is tightly matched with an inclined plane of the movable valve 12 after penetrating through the gas passage, a snap spring 22 is fixedly connected between the outer side of the movable valve 12 and the valve body 20, the lock sleeve 11 is fixedly connected with the pull rod tray 21.
Specifically, the lifting knob 2 is lifted upwards, the lifting knob 2 drives the opening cap 1, the rubber diaphragm 4 penetrates through the bottom of the pull rod tray 21, the lock sleeve 11 is fixedly connected with the pull rod tray 21, the lock sleeve 11 and the movable valve 12 move upwards, the inclined surface of the movable valve 12 pushes the valve core 13 provided with the sealing ring 14 to overcome the thrust of the first spring 18 and move towards the direction of the first spring 18, so that gas enters the valve body 20 through a gas channel, when the supporting force of the rubber diaphragm 4 pushed by air pressure and the downward tensile force generated by the valve core 13 provided with the sealing ring 14 pushed by the first spring 18 on the movable valve 12 are balanced and enter a working state, when the gas pressure in the valve body 20 is smaller than a preset minimum value, the upward supporting force applied to the rubber diaphragm 4 by the gas is smaller than the downward tensile force applied to the movable valve 12 pushed by the valve core 13 provided with the fixing sealing ring 14 pushed by the first spring 18, so that the movable valve 12 moves downwards, so that the first spring 18 can push the valve core 13 provided with the fixing sealing ring 14 to move towards the movable valve 12 until the gas channel is under-pressure, and the sealing of the sealing ring 14 is under-closing function of self-closing the gas when the gas channel is realized;
when the gas pressure in the valve body 20 exceeds the rated maximum value, the air pressure in the valve body 20 pushes the rubber diaphragm 4 to move upwards, so that the rubber diaphragm 4 drives the pull rod tray 21 and the lock sleeve 11 to move upwards, the movable valve 12 cannot move upwards continuously under the limitation of the clamp spring 22, when the gas pressure exceeds the stress between the lock sleeve 11 and the movable valve 12, the lock sleeve 11 is disconnected with the movable valve 12, the first spring 18 pushes the valve core 13 of the fixed sealing ring 14 to move towards the movable valve 12, the generated thrust enables the movable valve 12 to move downwards until the sealing ring 14 seals a gas channel formed in the valve body 20, and the automatic closing function of the self-closing valve is realized when the gas is in overpressure;
when the overpressure danger is relieved, the opening cap 1 can be manually pressed down, and the lifting knob 2 is lifted upwards to enter a working state;
the self-closing valve is opened and closed in a full physical driving mode through the pull rod tray 21, the lock sleeve 11, the movable valve 12, the valve core 13, the sealing ring 14, the first spring 18, the valve body 20 and other parts, does not need a magnet and is not limited by the installation environment, has zero electric energy requirement, is automatic in zero energy consumption and full time, reduces the use and dependence on energy when the self-closing valve controls fuel gas, can recycle required materials, reduces the pollution of raw material exploitation to the environment, is simple in buckle module type assembly structure, is high in production efficiency, is low in overall manufacturing cost, is stable in performance, and is easy to popularize.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. An action performing part for a gas pipeline self-closing valve, which comprises a valve body (20), and is characterized in that: valve body (20) inner chamber top is provided with pull rod tray (21), pull rod tray (21) bottom is provided with loose valve (12) and lock sleeve (11), loose valve (12) outside top and lock sleeve (11) swing joint, fixedly connected with rubber diaphragm (4) between lock sleeve (11) and pull rod tray (21), the gas passageway has been seted up to valve body (20) inside one side, the inside case (13) that is provided with of gas passageway, the fixed cover in case (13) one end outside is equipped with sealing washer (14), the first spring (18) of one side fixedly connected with of loose valve (12) are kept away from in sealing washer (14).
2. An action actuator for a gas pipeline self-closing valve according to claim 1, characterized in that: rubber diaphragm (4) run through to pull rod tray (21) bottom, valve body (20) top fixedly connected with upper cover (3), upper cover (3) top fixedly connected with is carried and is turned round (2), pull rod tray (21) top is run through to carry and is turned round (2) fixed connection and open cap (1) and with carry and turn round (2) and contact.
3. The action performing member for the gas pipeline self-closing valve according to claim 1, characterized in that: the other end of the valve core (13) penetrates through the gas channel and then is tightly matched with the inclined plane of the movable valve (12), a snap spring (22) is fixedly connected between the outer side of the movable valve (12) and the valve body (20), and the lock sleeve (11) is fixedly connected with the pull rod tray (21) in a buckling mode.
4. An action actuator for a gas pipeline self-closing valve according to claim 1, characterized in that: one end of the first spring (18) is fixedly connected to one side of the interior of the valve body (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221342911.9U CN217683421U (en) | 2022-06-01 | 2022-06-01 | Action executing piece for gas pipeline self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221342911.9U CN217683421U (en) | 2022-06-01 | 2022-06-01 | Action executing piece for gas pipeline self-closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217683421U true CN217683421U (en) | 2022-10-28 |
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ID=83706162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221342911.9U Active CN217683421U (en) | 2022-06-01 | 2022-06-01 | Action executing piece for gas pipeline self-closing valve |
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| CN (1) | CN217683421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116624628A (en) * | 2023-05-24 | 2023-08-22 | 保定乾圣电气科技有限公司 | Novel automatic protection mechanism for household pipeline gas |
-
2022
- 2022-06-01 CN CN202221342911.9U patent/CN217683421U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116624628A (en) * | 2023-05-24 | 2023-08-22 | 保定乾圣电气科技有限公司 | Novel automatic protection mechanism for household pipeline gas |
| CN116624628B (en) * | 2023-05-24 | 2024-04-05 | 保定乾圣电气科技有限公司 | Novel automatic protection mechanism for household pipeline gas |
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