CN219796147U - Container valve and fire extinguishing device - Google Patents
Container valve and fire extinguishing device Download PDFInfo
- Publication number
- CN219796147U CN219796147U CN202321120208.8U CN202321120208U CN219796147U CN 219796147 U CN219796147 U CN 219796147U CN 202321120208 U CN202321120208 U CN 202321120208U CN 219796147 U CN219796147 U CN 219796147U
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- container
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- 238000007789 sealing Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The utility model provides a container valve and a fire extinguishing device, and relates to the technical field of fire protection. The container valve of the fire extinguishing device comprises a valve body, a valve core assembly and a valve core assembly, wherein the valve body is provided with a first air inlet and a first air outlet. The valve core assembly comprises a valve core body and a first reset piece, wherein the valve core body is movably arranged on the valve body and has a first position and a second position, when the valve core body is positioned at the first position, the first air inlet and the first air outlet are separated by the valve core body, when the valve core body is positioned at the second position, the first air inlet and the first air outlet are communicated, and the first reset piece is arranged on the valve body and abuts against the valve core body and is used for enabling the valve core body to have a trend of moving from the second position to the first position. The valve core assembly is arranged on the valve body and used for driving the valve core body to move from a first position to a second position. The recovery operation after the container valve of the fire extinguishing device is opened is simple, and the fire extinguishing device has the characteristic of low maintenance cost.
Description
Technical Field
The utility model relates to the technical field of fire protection, in particular to a container valve and a fire extinguishing device.
Background
The container valve is widely applied in the field of fire-fighting equipment, and has higher requirements on safety, reliability, functionality and the like along with the overall development of the field of fire-fighting equipment in recent years, and is a valve which is arranged on the mouth of a container bottle of a fire-extinguishing agent and has the functions of sealing, releasing, filling, overpressure discharge, pressure inspection and the like of the fire-extinguishing agent.
The existing fire extinguishing device container valve starting mode mostly adopts a diaphragm type structure, the container valve is opened by destroying the diaphragm, the diaphragm is required to be maintained after the container valve is used, and the re-canning of the fire extinguishing agent is troublesome.
Disclosure of Invention
The utility model aims to provide a container valve and a fire extinguishing device, which can avoid troublesome operation when the container valve is recovered after being opened, and parts do not need to be replaced to reduce maintenance cost.
Embodiments of the present utility model are implemented as follows:
in a first aspect, embodiments of the present utility model provide a container valve, comprising:
the valve body is provided with a first air inlet and a first air outlet;
the valve core assembly comprises a valve core body and a first reset piece, the valve core body is movably arranged on the valve body and is provided with a first position and a second position, when the valve core body is in the first position, the first air inlet and the first air outlet are separated by the valve core body, when the valve core body is in the second position, the first air inlet and the first air outlet are communicated, and the first reset piece is arranged on the valve body and abuts against the valve core body and is used for enabling the valve core body to have a trend of moving from the second position to the first position;
and the valve core assembly is arranged on the valve body and used for driving the valve core body to move from the first position to the second position.
Optionally, the valve core subassembly includes presses cap structure, valve core and second piece that resets, press cap structure set up in the valve body and with the case body between have the cavity, press cap structure be provided with the inner chamber and with the second air inlet and the second gas outlet of inner chamber intercommunication, the second gas outlet communicates with the cavity, the valve core movably connect in the inner chamber and with the inner wall of inner chamber between have the clearance, the clearance passes through second gas outlet and cavity intercommunication, the valve core can open the second air inlet under the exogenic action, so that second air inlet and clearance intercommunication, the second resets sets up in the inner chamber and supports the valve core, be used for making the valve core produce the trend of closing the second air inlet.
Optionally, the pressure cap structure includes pressure cap and sleeve pipe, and the pressure cap is fixed in the valve body, and the sleeve pipe is held with pressure cap relatively fixed under the support of first piece that resets, and pressure cap and sleeve pipe enclose into the inner chamber jointly, and the valve core forms the clearance with sheathed tube inner wall, forms the cavity between sleeve pipe and the case body, and the second air inlet is seted up and is pressed the cap, and the second gas outlet is seted up and is located the sleeve pipe, and the second piece that resets is kept away from one side of valve core and is held the sleeve pipe inner wall.
Optionally, the sleeve further comprises a sleeve body and a bearing ring, the bearing ring is attached to the sleeve body under the supporting of the first resetting piece, so that the sleeve body is fixed relative to the pressing cap, a cavity is formed between the bearing ring and the valve core body, the sleeve body and the pressing cap form an inner cavity, the second air outlet is formed in the sleeve body, and a gap is formed between the valve core and the inner wall of the sleeve body.
Optionally, one end of the sleeve body, which is far away from the press cap, penetrates through the inner hole of the bearing ring and is provided with a guide post, and the valve core body is provided with a guide hole which can be in sliding fit with the guide post.
Optionally, a sealing structure is arranged between the outer wall of the valve core body and the inner wall of the valve body.
Optionally, the container valve further comprises a pressure display assembly, and the pressure display assembly is arranged on the valve body and is used for detecting the pressure of the first air inlet.
Optionally, the pressure display assembly comprises a pressure display switch and a pressure display channel, wherein the pressure display channel is used for connecting the air inlet and the pressure gauge or the pressure sensor, and the pressure display switch is used for opening or closing the pressure display channel.
Optionally, the pressure display switch comprises a plug screw and a plug cone, the plug screw and the plug cone are fixedly connected, the plug screw is in threaded connection with the valve body, and the plug screw can rotate under the action of external force so as to drive the plug cone to be communicated with or separate the air inlet and the pressure display channel.
In a second aspect, embodiments of the present utility model also provide a fire suppression apparatus including a container valve.
The beneficial effects of the embodiment of the utility model include:
this container valve is through setting up valve core subassembly drive case body and remove to the second position in order to communicate first air inlet and first gas outlet from the first position to and set up first reset piece and make the case body have the trend of removing to the first position in order to cut off first air inlet and first gas outlet from the second position, need not change spare part, easy operation has reduced maintenance cost, can solve the container valve and resume the comparatively trouble problem of operation after opening. .
The fire extinguishing device comprises the container valve, and has the characteristics of high practicability and safety and low maintenance cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a first view of a container valve provided in an embodiment of the present utility model;
fig. 2 is an enlarged view of a portion a of fig. 1;
fig. 3 is an enlarged view of a portion B of fig. 1;
fig. 4 is a cross-sectional view of a second view of a container valve provided in an embodiment of the present utility model.
Icon 100-container valve; 10-a valve body; 11-a first air inlet; 13-a first air outlet; 20-a valve core assembly; 21-a valve core body; 22-a guide hole; 23-a first reset element; 25-chamber; 30-valve core assembly; 31 a cap pressing structure; 311-pressing the cap; 312-sleeve; 3121-a cannula body; 3122-carrier ring; 313-a second air inlet; 314-a second air outlet; 315-gap; 32 guide posts; 33-valve core; 35-a second reset member; 37-lumen; 40-a pressure display assembly; 41-a pressure display switch; 411-plug screw; 412-plugging the cone; 413-helmets; 42-pressure display channel; 421-first pass; 422-a second channel; 423-a first sealing ring; 424-a second seal ring; 50-a safety vent assembly; 51-bleed passage.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
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 will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and 2, an embodiment of the present utility model provides a fire extinguishing apparatus, which includes a gas cylinder and a container valve 100, wherein the container valve 100 includes a valve body 10, a valve core assembly 20 and a valve core assembly 30. The valve body 10 is provided with a first air inlet 11 and a first air outlet 13, and the first air inlet 11 is in butt joint with the gas cylinder.
The valve core assembly 20 comprises a valve core body 21 and a first reset piece 23, the valve core body 21 is movably arranged on the valve body 10 and has a first position and a second position, when the valve core body 21 is in the first position, the first air inlet 11 and the first air outlet 13 are separated by the valve core body 21, when the valve core body 21 is in the second position, the first air inlet 11 and the first air outlet 13 are communicated, and the first reset piece 23 is arranged on the valve body 10 and abuts against the valve core body 21 and is used for enabling the valve core body 21 to have a trend of moving from the second position to the first position.
A valve core assembly 30 is provided on the valve body 10 for driving the valve core body 21 to move from the first position to the second position.
A sealing structure, specifically a sealing ring, is disposed between the outer wall of the valve core body 21 and the inner wall of the valve body 10, and is embedded in the outer wall of the valve core body 21.
The specific structure of the first reset element 23 may be set according to need, in this embodiment, the first reset element 23 is a spring, and is disposed between the valve core body 21 and the valve core assembly 30, and two ends of the first reset element are respectively abutted against the valve core body 21 and the valve core assembly 30.
The valve core assembly 30 comprises a pressing cap structure 31, a valve core 33 and a second reset piece 35, the pressing cap structure 31 is arranged at one end of the valve body 10, a cavity 25 is arranged between the pressing cap structure 31 and the valve core body 21, the pressing cap structure 31 is provided with an inner cavity 37, a second air inlet 313 and a second air outlet 314 which are communicated with the inner cavity 37, the second air outlet 314 is communicated with the cavity 25, the valve core 33 is movably connected with the inner cavity 37 and is provided with a gap 315 between the inner wall of the inner cavity 37 and the inner wall of the inner cavity 37, the gap 315 is communicated with the cavity 25 through the second air outlet 314, the valve core 33 can open the second air inlet 313 under the action of external force, so that the second air inlet 313 is communicated with the gap 315, namely external air can enter the inner cavity 37 through the second air inlet 313, and the second reset piece 35 is arranged in the inner cavity 37 and abuts against the valve core 33, so that the valve core 33 generates a trend of closing the second air inlet 313.
Specifically, the pressing cap structure 31 includes a pressing cap 311 and a sleeve 312, the pressing cap 311 is fixed on the valve body 10, one end of the first reset member 23 abuts against the valve core body 21, the other end abuts against the sleeve 312, the sleeve 312 is relatively fixed with the pressing cap 311 under the abutting of the first reset member 23, the pressing cap 311 and the sleeve 312 jointly enclose an inner cavity 37, a gap 315 is formed between the valve core 33 and the inner wall of the sleeve 312, a cavity 25 is formed between the sleeve 312 and the valve core body 21, the second air inlet 313 is opened on the pressing cap 311, the second air outlet 314 is opened on the sleeve 312, and one end of the second reset member 35, which is far away from the valve core 33, abuts against the inner wall of the sleeve 312.
Optionally, the sleeve 312 further includes a sleeve body 3121 and a bearing ring 3122, the bearing ring 3122 is attached to the sleeve body 3121 under the supporting of the first restoring member 23, such that the sleeve body 3121 is fixed relative to the pressing cap 311, a chamber 25 is provided between the bearing ring 3122 and the valve core body 21, the sleeve body 3121 and the pressing cap 311 form an inner chamber 37, the second air outlet 314 is opened in the sleeve body 3121, and a gap 315 is formed between the valve core 33 and an inner wall of the sleeve body 3121.
As shown in fig. 3, further, the end of the sleeve body 3121 far from the press cap 311 is provided with an inner hole of the bearing ring 3122, the sleeve body 3121 is provided with a guide post, the guide post is located in the chamber 25, and the valve core body 21 is provided with a guide hole 22 capable of sliding fit with the guide post.
The specific structure of the second restoring member 35 may be set according to need, and in this embodiment, the second restoring member 35 is the same as the first restoring member 23, and is also a spring, and is disposed between the valve core 33 and the sleeve 312, and two ends thereof respectively abut against the bottom surfaces of the valve core 33 and the sleeve 312.
Then, as shown in fig. 4, the container valve 100 further includes a pressure display assembly 40, the pressure display assembly 40 being provided at one side of the valve body 10 for detecting the pressure of the first air inlet 11. Alternatively, the pressure display assembly 40 includes a pressure display switch 41 and a pressure display passage 42, the pressure display passage 42 being for connecting the first air inlet 11 and a pressure gauge or a pressure sensor, the pressure display switch 41 being for opening or closing the pressure display passage 42.
Alternatively, the pressure display passage 42 includes a first passage 421 for connecting the pressure gauge and the first air inlet 11, and a second passage 422 for connecting the pressure sensor and the first air inlet 11. The pressure display channel 42 is additionally arranged on the structure, so that the pressure value can be displayed immediately and signals can be transmitted remotely, and the pressure value can be detected in real time.
Specifically, the pressure display switch 41 includes a plug 411 and a plug 412, the plug 411 and the plug 412 being fixedly connected, while the plug 411 and the valve body 10 are screwed. The plug 411 is provided with a flower-shaped hole so that an external flower-shaped tool drives the plug 411 to rotate, and simultaneously drives the plug 412 to linearly move so as to communicate or block the first air inlet 11 and the pressure display channel 42. Further, the pressure display switch 41 further comprises a safety cap 413, and the safety cap 413 is in threaded connection with the valve body 10, so as to protect the pressure display switch 41. The pressure display switch 41 is in an open state when the fire extinguishing device is normally placed, and when the pressure of the container needs to be checked, the pressure display switch 41 does not need to be turned on again, so that the pressure gauge can be displayed normally. When the fire extinguishing apparatus needs to be transported, the pressure display switch 41 can be turned off, ensuring the safety of transportation.
Further, the pressure display channel 42 further includes a first sealing ring 423 and a second sealing ring 424, where the first sealing ring 423 is located on the bottom plane of the pressure display channel 42 near the first air inlet 11, and the second sealing ring 424 is located on the side surface of the pressure display channel 42, and adopts a double sealing structure to avoid leakage of fire extinguishing agent, so as to ensure the normal display function of the pressure gauge.
Optionally, the container valve 100 further comprises a safety relief assembly 50, the safety relief assembly 50 being located on the side of the valve body 10 and provided with a relief passage 51 connecting between the outside of the valve body 10 and the first air inlet 11. When the pressure in the container is over-pressure, the safety relief assembly 50 can be opened to relieve the pressure of the container, so that the safety protection effect is achieved.
The working principle and the working process of the fire extinguishing device provided by the embodiment of the utility model are as follows:
when the fire extinguishing device needs to be opened, the valve core 33 is pushed down by manual or electromagnetic starting mode, so that the chamber 25 is communicated with the external environment, a pressure difference is formed between the gas in the chamber 25 and the gas in the gas cylinder, and the upward pressure is given to the valve core body 21, at the moment, the pressure is larger than the force of the first reset piece 23 to the valve core body 21, the valve core body 21 moves upward, the first gas inlet 11 is communicated with the first gas outlet 13, and the gas in the gas cylinder is discharged; when the fire extinguishing operation is completed, the manual or electromagnetic driving force is released, the valve core 33 is reset to the initial state under the action of the second reset member 35, and at this time, the pressure difference between the gas in the chamber 25 and the gas in the container is smaller than the force of the first reset member 23 to the valve core body 21, and the valve core body 21 is reset to the initial state under the action of the first reset member 23. The fire extinguishing agent is filled in the fire extinguishing device to perform the next work.
Through the above-mentioned process, it can be seen that, in the fire extinguishing apparatus provided in this embodiment, the structural design of the container valve 100 is reasonable, parts do not need to be replaced, and only the valve core 33 needs to be manually or automatically pressed, so that the opening of the fire extinguishing apparatus can be realized, the valve core 33 is loosened, and the automatic closing of the fire extinguishing apparatus can be realized, so that the operation of recovering to close after the opening of the fire extinguishing apparatus can be completed, and the fire extinguishing apparatus is simple and convenient, and the maintenance cost of the fire extinguishing apparatus can be effectively reduced.
In addition, the container valve 100 is provided with a pressure display assembly 40, so that the pressure gauge is displayed normally, and the trouble of opening and checking bottle by bottle during maintenance is avoided.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. 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 (10)
1. A container valve, comprising:
the valve body is provided with a first air inlet and a first air outlet;
the valve core assembly comprises a valve core body and a first reset piece, the valve core body is movably arranged on the valve body and is provided with a first position and a second position, when the valve core body is positioned at the first position, the first air inlet and the first air outlet are separated by the valve core body, when the valve core body is positioned at the second position, the first air inlet and the first air outlet are communicated, and the first reset piece is arranged on the valve body and abuts against the valve core body and is used for enabling the valve core body to have a trend of moving from the second position to the first position;
the valve core assembly is arranged on the valve body and used for driving the valve core body to move from the first position to the second position.
2. The container valve according to claim 1, wherein the valve core assembly comprises a cap pressing structure, a valve core and a second resetting piece, the cap pressing structure is arranged on the valve body and is provided with a cavity between the valve core body and the valve body, the cap pressing structure is provided with an inner cavity, a second air inlet and a second air outlet which are communicated with the inner cavity, the second air outlet is communicated with the cavity, the valve core is movably connected with the inner cavity and is provided with a gap between the inner wall of the inner cavity and the gap, the gap is communicated with the cavity through the second air outlet, the valve core can open the second air inlet under the action of external force so that the second air inlet is communicated with the gap, and the second resetting piece is arranged on the inner cavity and is propped against the valve core and is used for enabling the valve core to generate a trend of closing the second air inlet.
3. The container valve according to claim 2, wherein the cap pressing structure comprises a cap pressing and a sleeve, the cap pressing is fixed on the valve body, the sleeve is relatively fixed with the cap pressing under the supporting of the first resetting piece, the cap pressing and the sleeve jointly enclose the inner cavity, the valve core and the inner wall of the sleeve form the gap, the cavity is formed between the sleeve and the valve core body, the second air inlet is formed in the cap pressing, the second air outlet is formed in the sleeve, and one end of the second resetting piece, which is far away from the valve core, supports against the inner wall of the sleeve.
4. A container valve according to claim 3, wherein the sleeve further comprises a sleeve body and a carrier ring, the carrier ring is attached to the sleeve body under the abutment of the first reset member so as to fix the sleeve body relative to the press cap, the carrier ring and the valve core body have the cavity therebetween, the sleeve body and the press cap form the inner cavity, the second air outlet is opened in the sleeve body, and the gap is formed between the valve core and the inner wall of the sleeve body.
5. The container valve according to claim 4, wherein one end of the sleeve body away from the press cap penetrates through the inner hole of the bearing ring and is provided with a guide post, and the valve core body is provided with a guide hole capable of being in sliding fit with the guide post.
6. The container valve of claim 1, wherein a sealing structure is provided between an outer wall of the valve body and an inner wall of the valve body.
7. The container valve of claim 1, further comprising a pressure display assembly disposed at the valve body for detecting the pressure of the first air inlet.
8. The container valve of claim 7, wherein the pressure display assembly comprises a pressure display switch for connecting the first air inlet and a pressure gauge or pressure sensor, and a pressure display channel for opening or closing the pressure display channel.
9. The container valve of claim 8, wherein the pressure display switch comprises a plug and a plug cone, the plug and the plug cone are fixedly connected, the plug is in threaded connection with the valve body, and the plug can rotate under the action of external force to drive the plug cone to be capable of communicating or blocking the air inlet and the pressure display channel.
10. A fire extinguishing device comprising a container valve according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120208.8U CN219796147U (en) | 2023-05-11 | 2023-05-11 | Container valve and fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120208.8U CN219796147U (en) | 2023-05-11 | 2023-05-11 | Container valve and fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796147U true CN219796147U (en) | 2023-10-03 |
Family
ID=88152066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321120208.8U Active CN219796147U (en) | 2023-05-11 | 2023-05-11 | Container valve and fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796147U (en) |
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2023
- 2023-05-11 CN CN202321120208.8U patent/CN219796147U/en active Active
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