CN216408593U - Gas pipeline leakage prevention and control equipment - Google Patents
Gas pipeline leakage prevention and control equipment Download PDFInfo
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- CN216408593U CN216408593U CN202123044863.3U CN202123044863U CN216408593U CN 216408593 U CN216408593 U CN 216408593U CN 202123044863 U CN202123044863 U CN 202123044863U CN 216408593 U CN216408593 U CN 216408593U
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Abstract
The utility model discloses a gas pipeline leakage prevention and control device, which comprises: the fire-fighting device is arranged above the gas pipe; the fire fighting device comprises: the system comprises a central control module, and an electromagnetic switch valve, a gas detection module, a gas suction module, a fire-fighting water spray module and an exhaust module which are respectively electrically connected with the central control module. When the gas detection module detects that gas leaks outside the gas pipe, the central control module starts the gas suction module to suck leaked gas and controls the fire-fighting water spray module to spray water to the surface of the gas pipe; the gas sucked by the air suction module is exhausted through the fire water spraying module and the exhaust module. The device provided by the utility model can be used for fire extinguishing and fire fighting, is flexible to use, and is particularly suitable for monitoring and processing the leakage of local gas pipes in families and the like so as to improve the use safety of the gas pipes.
Description
Technical Field
The utility model relates to the field of gas monitoring equipment, in particular to prevention and control equipment for gas pipeline leakage.
Background
Gas is a general term for gas fuel, which can be burned to release heat for residents and industrial enterprises, and is commonly used in household gas water heaters, which are also called gas water heaters, and the gas water heaters transfer heat to cold water flowing through a heat exchanger by using gas as fuel through a combustion heating mode.
The existing household gas is in the using process, the leakage condition frequently occurs at the position of a pipeline due to aging or other reasons, the leaked gas is easy to cause gas poisoning, and the existing monitoring equipment is usually monitored through a gas detector and does not have the functions of collecting and processing the leaked gas.
To this end, we propose a gas line leakage prevention and control device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gas pipeline leakage prevention and control device, which aims to solve the problems that the existing household gas leakage prevention and control device in the background art is provided, the pipeline is frequently leaked due to aging or other reasons, the leaked gas is easy to cause gas poisoning, the existing monitoring device is usually monitored by a gas detector and does not have the functions of collecting and processing the leaked gas.
In order to achieve the purpose, the utility model provides the following technical scheme:
an apparatus for preventing and controlling leakage of a gas line, comprising: the fire-fighting device comprises a gas pipe 1 and a fire-fighting device arranged above the gas pipe 1; the fire fighting device comprises: the fire-fighting water spray system comprises a central control module, an electromagnetic switch valve 2, a gas detection module 6, an air suction module, a fire-fighting water spray module and an exhaust module;
the electromagnetic switch valve 2 is arranged on the gas pipe 1 and is used for controlling the opening and closing of the gas pipe 1; the gas detection module 6 is used for detecting whether gas leaks from the outside of the gas pipe 1;
the fire-fighting water spray module comprises a fire-fighting box 5 arranged above the gas pipe 1; the top of the fire-fighting box 5 is provided with a water inlet pipe 7 which is embedded from the outside and extends into the fire-fighting box; a plurality of spray headers 10 are arranged below the bottom of the fire box 5, and the spray headers 10 are communicated with the interior of the fire box 5 through a water pump 8 and a connecting pipe 9;
the air suction module comprises an air guide pipe 15 and an air suction fan 18; the air suction fan 18 is arranged at one end of the air guide pipe 15 and is used for sucking air outside the gas pipe 1 into the air guide pipe 15; the other end of the air duct 15 is communicated with the fire fighting box 5;
the exhaust module comprises an exhaust pipe 13, and the exhaust pipe 13 is communicated with the fire box 5 and is used for exhausting gas in the fire box 5;
the central control module is respectively and electrically connected with the electromagnetic switch valve 2, the gas detection module 6, the air suction fan 18, the water pump 8 and the spray header 10.
The principle of the utility model is as follows: firstly, water is injected into the fire-fighting box through the water inlet pipe. When the gas detection module detects that gas leaks outside the gas pipe, the central control module controls the suction fan to work, so that gas outside the gas pipe is sucked into the gas guide pipe, is conveyed into a space above the water level in the fire-fighting box through the gas guide pipe, and can be further led out of an external collector through the exhaust pipe; the central control module controls the water pump and the spray header to be opened, and sprays the outside of the fuel gas pipe; and simultaneously controlling the electromagnetic switch valve to be closed to stop the gas delivery in the gas pipe.
Further, a liquid level control mechanism is also arranged in the fire-fighting box 5; the liquid level control mechanism comprises a slide rail 19 which is arranged on the inner side wall of the fire box 5 and is fixed with the slide rail; a sliding sleeve 20 is sleeved on the sliding rail 19 in a sliding manner, a connecting rod 21 is fixed on the sliding sleeve 20, and a baffle 22 which is horizontally arranged is connected on the connecting rod 21; the baffle 22 is positioned below the water inlet pipe 7, and the area of the baffle 22 is not smaller than that of the water outlet of the water inlet pipe 7; the baffle 22 can float on the water, and the baffle 22 can slide along the slide rail 19 to be blocked at the bottom of the water inlet pipe 7. Furthermore, the bottom of the baffle 22 is provided with a floating plate 23, and the density of the floating plate 23 is lower than that of water. The baffle 22 can slide relative to the slide rail 19 to rise along with the rise of the water level in the fire-fighting box, and when the water level reaches a preset height, the baffle blocks the water outlet of the water inlet pipe 7 to prevent further water injection.
Preferably, the suction module also comprises a suction box 14; the air suction fan 18 is arranged at the bottom of the air suction box 14; one end of the air duct 15 is connected to the air suction box 14, and the other end of the air duct is connected to the fire fighting box 5; the air suction box 14 is communicated with the fire fighting box 5 through the air duct 15. Furthermore, a filter screen 16 and an activated carbon net 17 are arranged in the air suction box 14, and the filter screen 16 and the activated carbon net 17 are sequentially arranged between the air suction fan 18 and the air guide pipe 15.
Preferably, the exhaust module further comprises an exhaust box 11; the side wall of the exhaust box 11 is communicated with the side wall below the lowest horizontal position of the baffle plate 22 of the fire box 5; the exhaust pipe 13 is arranged at the middle upper part of the exhaust box 11, and the air inlet of the exhaust pipe 13 is not lower than the highest position of the exhaust box 11 communicated with the fire box 5. Further, a liquid level monitor 12 is also arranged in the exhaust box 11; the horizontal position of the liquid level monitor 12 is not higher than the highest position of the exhaust box 11 communicated with the fire fighting box 5. Normally, the water level in the exhaust box 11 is equal to the water level in the fire-fighting box 5, and when the water level is detected by the liquid level monitor 12 to be lower than a preset height, the central control module can control the external water source to be filled with water or give an alarm.
Compared with the prior art, the utility model has the beneficial effects that:
according to the gas pipeline leakage monitoring device, whether the gas pipeline leaks or not can be monitored in real time through the gas detection module, when gas leaks, the gas can be sucked into the gas suction box through the gas suction fan, gas is filtered through the filter screen in the gas suction box and then is sent into the fire box to be stored, the gas poisoning caused by gas leakage is prevented, water can be sent into the fire box through the water inlet pipe, the connection position of the fire box and the exhaust box can be sealed through water in the fire box, the gas collected in the exhaust module is prevented from leaking, the water in the fire box can be sprayed out from the spray header through the water pump, the fire extinguishing and fire fighting can be carried out, the device is flexible to use, and the gas pipeline leakage monitoring device is particularly suitable for being used for monitoring and processing local gas pipeline leakage in families and the like, and the use safety of a gas pipeline is improved.
Drawings
Fig. 1 is a schematic side view of the embodiment.
Fig. 2 is a schematic structural view of a fire hose water spray module of the embodiment.
Fig. 3 is a schematic structural view of the interior of the suction module according to the embodiment.
Fig. 4 is a partial schematic view of the internal structure of the fire sprinkler module of the embodiment.
In the figure: 1-a gas pipe; 2-an electromagnetic switch valve; 3-a cuff; 4-a support bar; 5-fire-fighting box; 6-a gas detection module; 7-water inlet pipe; 8-a water pump; 9-connecting pipe; 10-a spray header; 11-an exhaust box; 12-a liquid level monitor; 13-an exhaust pipe; 14-a suction box; 15-gas-guide tube; 16-a filter screen; 17-an activated carbon mesh; 18-an air suction fan; 19-a slide rail; 20-a sliding sleeve; 21-a connecting rod; 22-a baffle; 23-floating plate.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present embodiment provides a gas pipeline leakage prevention and control apparatus, which includes: gas pipe 1 and the fire control unit who sets up in gas pipe 1 top. The fire fighting device comprises: the fire control system comprises a central control module, an electromagnetic switch valve 2, a gas detection module 6, an air suction module, a fire control water spray module and an exhaust module. A hoop 3 is fixed on the surface of the gas pipe 1, a support rod 4 is fixed on the upper end face of the hoop 3, and the fire-fighting device is fixed on the support rod 4.
As shown in fig. 1, an electromagnetic switch valve 2 is disposed on a gas pipe 1 and used for controlling the opening and closing of the gas pipe 1.
As shown in fig. 2 and 4, the fire sprinkler module includes a fire hose 5 disposed above the gas pipe 1. The top of the fire box 5 is provided with a water inlet pipe 7 which is embedded from the outside and extends into the fire box. A plurality of spray headers 10 are arranged below the bottom of the fire box 5, and the spray headers 10 are communicated with the inside of the fire box 5 through a water pump 8 and a connecting pipe 9. A liquid level control mechanism is also arranged in the fire box 5; the liquid level control mechanism comprises a slide rail 19 which is arranged on the inner side wall of the fire box 5 and is fixed with the slide rail; a sliding sleeve 20 is sleeved on the sliding rail 19 in a sliding manner, a connecting rod 21 is fixed on the sliding sleeve 20, and a baffle 22 which is horizontally arranged is connected on the connecting rod 21; the baffle 22 is positioned below the water inlet pipe 7, and the area of the baffle 22 is not less than that of the water outlet of the water inlet pipe 7. The bottom of the baffle 22 is also provided with a floating plate 23, and the density of the floating plate 23 is lower than that of water; and the baffle 22 can slide along the slide rail 19 to be blocked at the bottom of the water inlet pipe 7.
As shown in fig. 1, there are two gas detection modules 6, which are respectively disposed on both sides of the fire box 5 and are used for detecting whether gas leaks outside the gas pipe 1.
As shown in fig. 2 and 3, the inhalation module includes an inhalation housing 14, an air guide tube 15 and an inhalation fan 18. The air suction fan 18 is arranged at the bottom of the air suction box 14; one end of the air duct 15 is connected to the air suction box 14, and the other end is connected to the fire fighting box 5; the air suction box 14 is communicated with the fire box 5 through an air duct 15. A filter screen 16 and an activated carbon net 17 are also arranged in the air suction box 14, and the filter screen 16 and the activated carbon net 17 are sequentially arranged between the air suction fan 18 and the air guide pipe 15.
As shown in fig. 2, the exhaust module includes an exhaust tank 11 and an exhaust pipe 13. The side wall of the exhaust box 11 communicates with the side wall of the fire box 5 below the lowest level of the baffle plate 22. The exhaust pipe 13 is arranged at the middle upper part of the exhaust box 11, and the air inlet of the exhaust pipe 13 is not lower than the highest position of the exhaust box 11 communicated with the fire box 5. A liquid level monitor 12 is also arranged in the exhaust box 11; the level of the liquid level monitor 12 is not higher than the highest position of the exhaust box 11 communicated with the fire box 5.
The central control module is respectively and electrically connected with the electromagnetic switch valve 2, the gas detection module 6, the air suction fan 18, the water pump 8, the spray header 10 and the liquid level monitor 12.
The working principle of the embodiment is as follows:
spraying water is firstly fed into the fire fighting box 5 through the water inlet pipe 7, and the water in the fire fighting box 5 also enters the exhaust box 11 and submerges the liquid level monitor 12. When the liquid level in the fire fighting box 5 rises, the floating plate 23 is upwards supported by buoyancy, and the baffle 22 is driven by the floating plate 23 to upwards move along the slide rail 19; when the liquid level in the fire box 5 reaches the preset position, the baffle 22 moves to the water outlet (i.e. the lower end) of the water inlet pipe 7 to shield and seal the water inlet pipe, so that more water is prevented from entering the fire box 5.
When the gas detection module 6 monitors gas outside the gas pipe 1 in real time, and when the gas detection module 6 monitors that gas leaks, the central control module controls the operation of the gas suction fan 18 to suck the leaked gas into the gas suction box 14, particle impurities in the gas are filtered through a filter screen 16 and an activated carbon net 17 in the gas suction box 14, the gas is sent into the fire box 5 through the gas guide pipe 15 to be stored, and the leaked gas enters a space above the water level in the fire box 5; the water pump 8 in the fire box 5 is also controlled by the central control module to be started, the spray heads 10 are opened, spray water in the fire box 5 is pumped into the connecting pipe 9 and is sprayed out through the connecting pipe 9 and the spray heads 10, and fire fighting operation is carried out on the outer portion of the gas pipe 1; as the water level in the fire box 5 drops, the gas in the fire box 5 enters the exhaust box 11 and is exhausted through the exhaust pipe 13. When the gas detection module 6 monitors that gas leaks, the central control module also controls the electromagnetic switch valve 2 to be closed so as to cut off the gas in the gas pipe 1 to be continuously conveyed.
When the water pump 8 and the shower head 10 in the fire box 5 are operated, the fire box 5 together with the water level in the exhaust box 11 is lowered, and the floating plate 23 and the baffle 22 are also lowered, so that the outlet of the water inlet pipe 7 is opened again. Normally, the water level in the exhaust box 11 is equal to the water level in the fire fighting box 5, and when the liquid level monitor 12 detects that the water level is lower than the preset height, the central control module can control the external water source to inject water into the fire fighting box 5 through the water inlet pipe 7 or send out an alarm.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An apparatus for preventing and controlling leakage of a gas line, comprising: the fire-fighting device comprises a gas pipe (1) and a fire-fighting device arranged above the gas pipe (1); the fire fighting device comprises: the fire-fighting water spray system comprises a central control module, an electromagnetic switch valve (2), a gas detection module (6), an air suction module, a fire-fighting water spray module and an exhaust module;
the electromagnetic switch valve (2) is arranged on the gas pipe (1) and is used for controlling the opening and closing of the gas pipe (1); the gas detection module (6) is used for detecting whether gas leaks from the outside of the gas pipe (1);
the fire-fighting water spray module comprises a fire-fighting box (5) arranged above the gas pipe (1); the top of the fire-fighting box (5) is provided with a water inlet pipe (7) which is embedded from the outside and extends into the fire-fighting box; a plurality of spray headers (10) are arranged below the bottom of the fire-fighting box (5), and the spray headers (10) are communicated with the interior of the fire-fighting box (5) through a water pump (8) and a connecting pipe (9);
the air suction module comprises an air guide pipe (15) and an air suction fan (18); the air suction fan (18) is arranged at one end of the air guide pipe (15) and is used for sucking air outside the gas pipe (1) into the air guide pipe (15); the other end of the air duct (15) is communicated with the fire-fighting box (5);
the exhaust module comprises an exhaust pipe (13), and the exhaust pipe (13) is communicated with the fire box (5) and is used for exhausting gas in the fire box (5);
the central control module is respectively and electrically connected with the electromagnetic switch valve (2), the gas detection module (6), the air suction fan (18), the water pump (8) and the spray header (10).
2. A gas line leak prevention and control apparatus as defined in claim 1, wherein: a liquid level control mechanism is also arranged in the fire-fighting box (5); the liquid level control mechanism comprises a slide rail (19) which is arranged on the inner side wall of the fire box (5) and is fixed with the slide rail; a sliding sleeve (20) is sleeved on the sliding rail (19) in a sliding manner, a connecting rod (21) is fixed on the sliding sleeve (20), and a baffle (22) which is horizontally arranged is connected on the connecting rod (21); the baffle (22) is positioned below the water inlet pipe (7), and the area of the baffle (22) is not smaller than that of the water outlet of the water inlet pipe (7); the baffle (22) can float on water, and the baffle (22) can slide along the slide rail (19) to be blocked at the bottom of the water inlet pipe (7).
3. A gas line leak prevention and control apparatus as defined in claim 1, wherein: the suction module further comprises a suction box (14); the air suction fan (18) is arranged at the bottom of the air suction box (14); one end of the air duct (15) is connected to the air suction box (14), and the other end of the air duct is connected to the fire fighting box (5); the air suction box (14) is communicated with the fire fighting box (5) through the air duct (15).
4. A gas line leak prevention and control apparatus as defined in claim 3, wherein: still be equipped with filter screen (16) and active carbon net (17) in case (14) of breathing in, filter screen (16) and active carbon net (17) set gradually between suction fan (18) and air duct (15).
5. A gas line leak prevention and control apparatus as defined in claim 1, wherein: the exhaust module further comprises an exhaust box (11); the side wall of the exhaust box (11) is communicated with the side wall below the lowest horizontal position of the baffle plate (22) of the fire box (5); the exhaust pipe (13) is arranged on the middle upper part of the exhaust box (11), and the air inlet of the exhaust pipe (13) is not lower than the highest position of the exhaust box (11) communicated with the fire box (5).
6. A gas line leak prevention and control apparatus as defined in claim 5, wherein: a liquid level monitor (12) is also arranged in the exhaust box (11); the horizontal position of the liquid level monitor (12) is not higher than the highest position of the exhaust box (11) communicated with the fire-fighting box (5).
7. A gas line leak prevention and control apparatus as defined in claim 2, wherein: the bottom of the baffle plate (22) is also provided with a floating plate (23), and the density of the floating plate (23) is lower than that of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123044863.3U CN216408593U (en) | 2021-12-07 | 2021-12-07 | Gas pipeline leakage prevention and control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123044863.3U CN216408593U (en) | 2021-12-07 | 2021-12-07 | Gas pipeline leakage prevention and control equipment |
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| Publication Number | Publication Date |
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| CN216408593U true CN216408593U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123044863.3U Active CN216408593U (en) | 2021-12-07 | 2021-12-07 | Gas pipeline leakage prevention and control equipment |
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| CN (1) | CN216408593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560252A (en) * | 2022-09-22 | 2023-01-03 | 广东住总建设工程有限公司 | Fire control monitoring alarm system for building |
-
2021
- 2021-12-07 CN CN202123044863.3U patent/CN216408593U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560252A (en) * | 2022-09-22 | 2023-01-03 | 广东住总建设工程有限公司 | Fire control monitoring alarm system for building |
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