CN216697467U

CN216697467U - Gas safety system

Info

Publication number: CN216697467U
Application number: CN202122168524.XU
Authority: CN
Inventors: 薛大海; 余恭明; 王杰; 吴建淼
Original assignee: Zhejiang Hengju Explosion Proof Electrical Technology Co ltd
Current assignee: Zhejiang Hengju Explosion Proof Electrical Technology Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-06-07
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a gas safety system, which comprises a sensor for monitoring gas safety, a host machine for receiving sensor signals and a gas processing device, wherein the gas processing device can start to process gas in a certain area under the control of a host machine control signal. When the gas leaks and fires, or when the fire spreads to the gas region, the sensor can transmit gas leakage information to the host computer, and the host computer starts the gas processing apparatus and discharges the gas or other harmful gases that leak to the outside after handling.

Description

Gas safety system

Technical Field

The utility model relates to a gas safety system.

Background

The resident kitchen is an important dangerous source which is easy to cause fire, mainly comprises fire caused by the burning-out of the kitchen range and fire caused by gas leakage, and the fire of the kitchen caused by any reason endangers the gas safety. Among the prior art, through setting up multiple sensor real time monitoring key area, when its numerical value surpassed the critical value, then reported to the police through modes such as warning cut off, among some other prior art, people still are through setting up the explosion-proof fan of linkage, and when sensor monitoring numerical value exceeds standard then start explosion-proof fan suction and correspond regional gas and discharge to the external world and dilute its concentration, and the not enough is that these harmful gas directly discharge to the external world without any processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gas safety system capable of treating harmful gas.

The utility model provides a gas safety system for realizing the purpose, which comprises a sensor for monitoring the gas safety, a host machine for receiving signals of the sensor and a gas processing device, wherein the gas processing device can start to process gas in a certain area under the control of control signals of the host machine. When a fire disaster occurs, the leakage of combustible gas and the occurrence of the fire disaster can be detected in real time through some existing sensors such as a heat sensor, a smoke sensor and some gas sensors, so that a real-time signal is transmitted to a host, the host analyzes and compares the real-time signal after receiving the real-time signal, the leakage and the fire disaster are confirmed, and a gas processing device is controlled to be started to process harmful gas and then discharge the harmful gas to the outside.

And the combustible gas alarm controller is used for receiving the alarm signal of the host and then giving an alarm.

Furthermore, the explosion-proof emergency cut-off valve is further included, the air supply end and the air use end are connected with the explosion-proof emergency cut-off valve through pipelines, and the explosion-proof emergency cut-off valve is used for cutting off response after receiving a control signal of the host.

Further, the explosion-proof emergency cut-off valve is connected with a host computer in a wired or wireless mode.

Further, the explosion-proof emergency cut-off valve comprises a power supply device, and the power supply device is suitable for supplying power to a common power supply or is suitable for supplying power to a battery.

The system further comprises a gateway controller, wherein the gateway controller is used for receiving the alarm signal of the host and then sending alarm information to the terminal in a wired or wireless communication mode.

Further, the sensor comprises a carbon monoxide sensor and/or a combustible gas sensor and/or a smoke sensor.

Further, the gas processing device comprises an explosion-proof fan, and the explosion-proof fan can be opened and closed under the control of a control signal of the host.

Further, the gas treatment device comprises a microporous flame-retardant layer and a microporous adsorption layer for gas to pass through, wherein the flame-retardant layer and the adsorption layer are arranged in the order of gas flowing through.

Another embodiment of gas processing apparatus includes the cavity, establishes the stock solution layer in the cavity and sprays the layer, sprays and is equipped with the wind channel in the middle of layer and the stock solution layer, the wind channel passes through the micropore layer with the tuber pipe of explosion-proof fan and is connected, it passes through the pipe connection to spray between layer and the stock solution layer, preset into gaseous absorption liquid in the stock solution layer, be equipped with the micropump on the pipeline, the host computer can send control signal control it to the micropump and open and close.

The utility model has the beneficial effects that:

(1) the gas monitoring system comprises a combustible gas alarm controller, an explosion-proof emergency cut-off valve, a sensor, a gas processing device and a host, wherein the sensor transmits a real-time monitoring value signal to the host, the host sends a control instruction to the combustible gas alarm controller, the explosion-proof emergency cut-off valve and the gas processing device after analysis and confirmation, and the combustible gas alarm controller, the explosion-proof emergency cut-off valve and the gas processing device receive signals to respectively give an alarm, cut off a gas source and perform suction processing on harmful gas, so that the safety of gas is prevented from being endangered, and pollution is reduced.

(2) In the specific embodiment of the utility model, the gas treatment device adopts a flame-retardant or spraying method to prevent open fire from entering a fan pipeline and prevent the open fire of combustible gas from diffusing through an air pipe.

(3) In the specific embodiment of the utility model, the gas treatment device adopts an adsorption layer or a mode of spraying absorption liquid, so that harmful gas is reduced to be discharged to the outside.

Drawings

FIG. 1 is a schematic view of a gas safety system embodying the present invention;

FIG. 2 is a schematic sectional view of a gas processing apparatus in example 1;

FIG. 3 is a schematic sectional view of a gas processing apparatus in example 2.

Description of reference numerals: 1. a sensor; 2. a host; 3. a gas processing device; 301. a microporous flame retardant layer; 302. a microporous adsorbent layer; 303. a liquid storage layer; 304. a spray layer; 305. an air duct; 4. an air inlet of an explosion-proof fan; 5. a combustible gas alarm controller; 6. an explosion-proof emergency cut-off valve; 7. a gas storage tank; 8. a hose; 9. a gateway controller; 10. a box body; 11. an air duct; 12. a microporous layer.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1, 2 and 3, the gas safety system of the present invention includes a sensor 1 for monitoring gas safety, a host 2 for receiving signals from the sensor 1, and a gas processing device 3, wherein the gas processing device 3 can process gas in a certain area under the control of signals from the host 2. In this embodiment, the sensor 1 for monitoring gas safety includes a combustible gas sensor for monitoring the concentration of combustible gas in air, a carbon monoxide sensor for monitoring the concentration of carbon monoxide, a temperature sensor for monitoring temperature, a smoke sensor for monitoring smoke, and any sensor or a plurality of sensors for combination according to application scenes. Taking household gas as an example, the gas is generally used in kitchens and is partially used in gas water heaters, a gas source comprises a gas tank and pipeline gas, and the sensor 1 can be installed in the areas of a gas supply end and a gas use end of the gas source, such as the area where the gas storage tank 7 is located. The main body 2 and the sensor 1 and the gas processing apparatus 3 may be connected for communication by wire or wirelessly. The gas processing device 3 generally comprises an explosion-proof fan for extracting harmful gas in a certain area, the explosion-proof fan generally comprises an air inlet 4 and an air outlet of the explosion-proof fan, the air outlet extends to an outdoor safe area, and the explosion-proof fan can be opened and closed under the control of a control signal of the host machine 2.

In the above embodiment, referring to fig. 1, the system further includes a combustible gas alarm controller 5, where the combustible gas alarm controller 5 is configured to alarm after receiving an alarm signal from the host 2, and the combustible gas alarm controller 5 is powered by a battery or a common power supply and communicates with the host 2 in a wired or wireless manner.

In the above embodiment, referring to fig. 1, the explosion-proof quick action emergency valve 6 is further included, the air supply end and the air use end are connected to the explosion-proof quick action emergency valve 6 through a pipeline, and the explosion-proof quick action emergency valve 6 performs a switching response after receiving a control signal from the host machine 2. In this embodiment, the gas storage tank 7 is connected with the gas cooker through a rubber tube 8, the rubber tube 8 is connected with an explosion-proof emergency cut-off valve 6, the explosion-proof emergency cut-off valve 6 comprises a power supply device, the power supply device is powered by a battery or a common power supply, is connected with the host machine 2 in a wired or wireless mode for communication, and cuts off the gas source after receiving a control instruction of the host machine 2.

In the above embodiment, as shown in fig. 1, the apparatus further includes a gateway controller 9, where the gateway controller 9 is configured to receive the alarm signal from the host 2 and then send alarm information to the terminal in a wired or wireless communication manner.

Referring to fig. 2, in example 1, the gas treatment device 3 includes a microporous flame retardant layer 301 and a microporous adsorbent layer 302 for gas to pass through, which are arranged in the order of gas flow. In this embodiment, the fire-retardant layer of micropore 301 is connected with explosion-proof fan air intake 4, be used for preventing naked light to get into the pipeline, fire-retardant layer can be made by fire-retardant materials such as asbestos, the adsorbed layer can be activated carbon adsorption layer or porous adsorbed layer, the suction air current gets into the adsorbed layer after explosion-proof fan air intake 4 passes fire-retardant layer of micropore 301, discharge to the external world along the air outlet of tuber pipe 11 again, when the numerical value that sensor 1 monitored exceeds standard, host computer 2 sends control command to gas processing apparatus 3, explosion-proof fan opens, the gas that corresponds the region gets into to loop through fire-retardant layer of micropore 301 and adsorbed layer from explosion-proof fan air intake 4 and discharges after adsorbing.

Referring to fig. 3, in embodiment 2, the gas processing apparatus 3 includes a box 10, the box 10 is connected to an air inlet 4 of an explosion-proof fan, a liquid storage layer 303 and a spraying layer 304 are disposed in the box 10, an air duct 305 is disposed between the spraying layer 304 and the liquid storage layer 303, the other end of the air duct 305 is connected to an air pipe 11 of the explosion-proof fan through a microporous layer 12, the spraying layer 304 and the liquid storage layer 303 are connected through a pipe, an absorption liquid is preset in the liquid storage layer 303, the liquid sprayed by the spraying layer 304 falls into the liquid storage layer 303 through the air duct 305, a micro pump is disposed on the pipe, and the host 2 can send a control signal to the micro pump to control the on and off of the micro pump. In this embodiment, when the micro pump is started after receiving the control instruction, the micro pump lifts the absorption liquid in the liquid storage layer 303 into the spraying layer 304, and sprays the absorption liquid into the air duct 305 through a nozzle provided in the spraying layer 304, the gas flowing through the air duct 305 passes through the absorption liquid and then enters the air duct 11 through the microporous layer 12, and the absorption liquid falls into the liquid storage layer 303 and is lifted by the micro pump to enter the spraying layer 304 again for circulation. The microporous layer is used for reducing or preventing liquid from entering the air pipe, and the absorption liquid can be tap water or a solution for absorbing corresponding harmful gas substances.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A gas safety system comprising a sensor for monitoring gas safety and a host computer for receiving sensor signals, characterized in that: the gas treatment device can start to treat gas in a certain area under the control of a host control signal.

2. A gas safety system according to claim 1, wherein: the combustible gas alarm controller is used for receiving the alarm signal of the host and then giving an alarm.

3. A gas safety system according to claim 1, wherein: the explosion-proof emergency cut-off valve is connected with the explosion-proof emergency cut-off valve through a pipeline, and the explosion-proof emergency cut-off valve is used for cutting off response after receiving a control signal of the host.

4. A gas safety system according to claim 3, wherein: the explosion-proof emergency cut-off valve is connected with a host computer in a wired or wireless mode.

5. A gas safety system according to claim 3, wherein: the explosion-proof emergency cut-off valve comprises a power supply device, and the power supply device is suitable for power supply or battery power supply.

6. A gas safety system according to claim 1, wherein: the system also comprises a gateway controller, and the gateway controller is used for receiving the alarm signal of the host and then sending alarm information to the terminal in a wired or wireless communication mode.

7. A gas safety system according to any one of claims 1 to 4, wherein: the sensor comprises a carbon monoxide sensor and/or a combustible gas sensor and/or a smoke sensor.

8. A gas safety system according to claim 1, wherein: the gas processing device comprises an explosion-proof fan which can be opened and closed under the control of a control signal of the host.

9. A gas safety system according to claim 1, wherein: the gas treatment device comprises a microporous flame-retardant layer and a microporous adsorption layer, wherein the microporous flame-retardant layer and the microporous adsorption layer are used for gas to pass through, and the flame-retardant layer and the adsorption layer are arranged in the sequence of gas flowing through.

10. A gas safety system according to claim 9, wherein: the gas treatment device comprises a cavity, wherein a liquid storage layer and a spraying layer are arranged in the cavity, a wind channel is arranged between the spraying layer and the liquid storage layer, the wind channel is connected with a wind pipe of the explosion-proof fan through a microporous layer, the spraying layer and the liquid storage layer are connected through a pipeline, gas absorption liquid is preset in the liquid storage layer, a micro pump is arranged on the pipeline, and a host can send a control signal to the micro pump to control the micro pump to be opened and closed.