CN214550810U - Gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions - Google Patents
Gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions Download PDFInfo
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- CN214550810U CN214550810U CN202120118563.6U CN202120118563U CN214550810U CN 214550810 U CN214550810 U CN 214550810U CN 202120118563 U CN202120118563 U CN 202120118563U CN 214550810 U CN214550810 U CN 214550810U
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Abstract
The utility model discloses a gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions, which comprises a trigger device, a control host and a fire extinguishing device, wherein the fire extinguishing device comprises a foam liquid storage tank, a nitrogen gas driving gas cylinder group, a starting gas cylinder group, a liquid level transmitter, a digital pressure gauge, a pressure reducer, an electric partition valve, a conveying pipeline and a water mist spray head; through all being provided with digital pressure gauge on nitrogen gas drive gas cylinder group and start gas cylinder group, and be connected digital pressure gauge and main control system, can realize the long-range pressure monitoring of nitrogen gas drive gas cylinder group and start gas cylinder group, and simultaneously, through be provided with liquid level transmitter on the foam liquid storage tank, and be connected liquid level transmitter and main control system, the long-range liquid level monitoring of foam liquid storage tank has also been realized, thereby can in time know the foam liquid storage tank, the quantity of nitrogen gas drive gas cylinder group and start gas cylinder group, and then can in time change, improve the effect of putting out a fire.
Description
Technical Field
The utility model relates to a gaseous foam spraying fire extinguishing systems technical field especially relates to a gaseous foam spraying fire extinguishing systems who possesses pressure and liquid level monitoring function.
Background
At present, intelligent high-rise buildings and building groups are massively developed in cities and countryside in China, because the buildings are large in electric load, many in combustible decoration and dense in electric pipelines, the hidden fire danger is increased, and serious fire accidents occur at present, so that great loss is caused to lives and properties of the countries and people, the automatic fire extinguishing system becomes necessary safety guarantee, the existing fire extinguishing system generally detects the occurrence of fire through a trigger device at first and then realizes the fire extinguishing effect by controlling the starting of gas foam spray fire extinguishing equipment, although the existing fire extinguishing system based on the gas foam spray fire extinguishing equipment can play a role in preventing fire to a certain degree, in the actual use, more defects still exist, for example, a nitrogen gas on the existing gas foam spray fire extinguishing equipment drives a gas cylinder group pressure gauge and a starting gas cylinder group pressure gauge, moreover, the foam liquid storage tank can only be observed through the observation window, and the pressure leakage condition of each bottle group needs to be observed by a worker on site, so that the leakage condition of the foam liquid storage tank, the nitrogen driven gas bottle group and the starting gas bottle group cannot be found in time, the situation that the consumption and the pressure of the foam liquid storage tank, the nitrogen driven gas bottle group and the starting gas bottle group are insufficient can be caused, the fire cannot be extinguished in time, and the fire extinguishing effect is poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a gaseous foam spraying fire extinguishing systems who possesses pressure and liquid level monitoring function can solve the current defect that can not in time discover the leakage condition of foam liquid storage tank, nitrogen gas drive gas bottle group and start gas bottle group based on the fire extinguishing systems existence of gaseous foam spraying fire extinguishing apparatus.
The technical scheme of the utility model is realized like this:
a gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions comprises a trigger device, a control host and a fire extinguishing device, wherein the trigger device comprises a smoke detector and a temperature detector which are arranged in a protection area, the smoke detector and the temperature detector are respectively connected with the control host, the fire extinguishing device comprises a foam liquid storage tank, a nitrogen driving gas cylinder group, a starting gas cylinder group, a liquid level transmitter, a digital pressure gauge, a pressure reducer, an electric partition valve, a conveying pipeline and a water mist nozzle, the starting gas cylinder group is connected with the nitrogen driving gas cylinder group, the nitrogen driving gas cylinder group is connected with the foam liquid storage tank, the liquid level transmitter and the electric partition valve are respectively arranged on the foam liquid storage tank and are respectively connected with the control host, the nitrogen driving gas cylinder group and the starting gas cylinder group are both provided with the digital pressure gauge, nitrogen gas drive gas cylinder group, start gas cylinder group and digital pressure meter respectively with the main control system is connected, the pressure reducer install in on the nitrogen gas drive gas cylinder group, pipeline's input and electronic subregion valve are connected, pipeline's output with the water smoke shower nozzle is connected, the water smoke shower nozzle install in protective area.
As a further alternative of the gas foam spraying fire extinguishing system with the pressure and liquid level monitoring function, the nitrogen driving gas cylinder group is connected with the foam liquid storage tank through a nitrogen driving gas pipeline, a pressure transmitter is installed on the nitrogen driving gas pipeline, and the pressure transmitter is connected with the control host.
As a further alternative of the gas foam spray fire extinguishing system with pressure and liquid level monitoring functions, the fire extinguishing device further comprises a first pressure switch, and the first pressure switch is installed on the foam concentrate storage tank and connected with the control host.
As a further alternative of the gas foam spraying fire extinguishing system with the pressure and liquid level monitoring function, the fire extinguishing device further comprises a second pressure switch, and the second pressure switch is installed on the electric partition valve and connected with the control host.
As a further alternative of the gas foam spray fire extinguishing system with the pressure and liquid level monitoring function, the system further comprises a fire department server and a user terminal, wherein the fire department server and the user terminal are respectively connected with the control host through the Internet of things.
As a further alternative of the gas foam spray fire extinguishing system with the pressure and liquid level monitoring function, the internet of things comprises any one of a GPRS communication module, a bluetooth module, a UWB module and a Zigbee module.
The utility model has the advantages that: through all being provided with digital pressure gauge on nitrogen gas drive gas cylinder group and start gas cylinder group, and be connected digital pressure gauge and main control system, can realize the long-range pressure monitoring of nitrogen gas drive gas cylinder group and start gas cylinder group, and simultaneously, through be provided with liquid level transmitter on the foam liquid storage tank, and be connected liquid level transmitter and main control system, the long-range liquid level monitoring of foam liquid storage tank has also been realized, thereby can in time know the foam liquid storage tank, the quantity of nitrogen gas drive gas cylinder group and start gas cylinder group, and then can in time change, improve the effect of putting out a fire.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, a gaseous foam spraying fire extinguishing system who possesses pressure and liquid level monitoring function, includes trigger device, main control system and extinguishing device, trigger device is including setting up in protective area's smoke detector and temperature detector, smoke detector and temperature detector are connected with main control system respectively, extinguishing device includes foam liquid storage tank, nitrogen gas drive gas cylinder group, start gas cylinder group, liquid level changer, digital pressure gauge, pressure reducer, electronic zone valve, pipeline and water smoke shower nozzle, start gas cylinder group with nitrogen gas drive gas cylinder group link, nitrogen gas drive gas cylinder group with foam liquid storage tank connects, liquid level changer with electronic zone valve install respectively on foam liquid storage tank, and be connected with main control system respectively, nitrogen gas drive gas cylinder group all is provided with digital pressure gauge with start gas cylinder group, nitrogen gas drive gas cylinder group, start gas cylinder group and digital pressure meter respectively with the main control system is connected, the pressure reducer install in on the nitrogen gas drive gas cylinder group, pipeline's input and electronic subregion valve are connected, pipeline's output with the water smoke shower nozzle is connected, the water smoke shower nozzle install in protective area.
When the device is used, firstly, a protection area is detected in real time through a smoke detector and a temperature detector, real-time detection data are sent to a control host for processing, when smoke and/or temperature in the protection area exceed a preset threshold value of the control host, the control host sends a starting signal to a starting gas cylinder group, a nitrogen driving gas cylinder group and an electric partition valve, the starting gas cylinder group, the nitrogen driving gas cylinder group and the electric partition valve respectively open valves after receiving the starting signal, the starting gas cylinder group controls nitrogen in the nitrogen driving gas cylinder group to be conveyed to a foam liquid storage tank, and due to the action of the nitrogen, a foam liquid extinguishing agent is conveyed to the protection area through the electric partition valve and a conveying pipeline, and is atomized by a water mist sprayer to cover the ignition area, so that the fire extinguishing effect is realized; the digital pressure gauge on starting gas cylinder group and nitrogen gas drive gas cylinder group is started simultaneously to and the liquid level changer on the foam liquid storage tank, realize starting gas cylinder group with the pressure monitoring of nitrogen gas drive gas cylinder group, and the liquid level monitoring of foam liquid storage tank, and with monitoring data transmission to the control unit in, thereby can effectively know start gas cylinder group the quantity of nitrogen gas drive gas cylinder group and foam liquid storage tank, and then effectively make the measure of changing or maintaining.
In this embodiment, all be provided with digital pressure table through on nitrogen gas drive gas bottle group and start gas bottle group, and be connected digital pressure table and main control system, can realize the remote pressure monitoring of nitrogen gas drive gas bottle group and start gas bottle group, and simultaneously, through be provided with liquid level transmitter on the foam liquid storage tank, and be connected liquid level transmitter and main control system, the remote liquid level monitoring of foam liquid storage tank has also been realized, thereby can in time know the foam liquid storage tank, the amount of nitrogen gas drive gas bottle group and start gas bottle group, and then can in time change, improve the effect of putting out a fire.
It should be noted that the control host includes, but is not limited to, an MCU processor and an STC single chip, and is not specifically limited herein; the pressure reducer functions to prevent excess pressure nitrogen from being delivered to the foam concentrate storage tank, thereby avoiding excess output of foam concentrate fire suppressant.
Preferably, the nitrogen driving gas cylinder group is connected with the foam liquid storage tank through a nitrogen driving gas pipeline, a pressure transmitter is installed on the nitrogen driving gas pipeline, and the pressure transmitter is connected with the control host.
In this embodiment, a pressure transmitter is disposed on the nitrogen-driven gas pipeline between the nitrogen-driven gas cylinder group and the foam liquid storage tank, so that pressure monitoring can be effectively performed on the conveyed nitrogen gas, and therefore the pressure of the conveyed nitrogen gas is reduced to 0.8MPa of the working pressure of the foam liquid storage tank, and the working stability of the foam liquid storage tank is further improved.
Preferably, the fire extinguishing apparatus further comprises a first pressure switch, and the first pressure switch is mounted on the foam concentrate storage tank and connected with the control host.
In this embodiment, a first pressure switch is arranged on the foam concentrate storage tank, so that whether the pressure in the foam concentrate storage tank reaches 0.8MPa or not can be effectively detected, when the pressure in the foam concentrate storage tank reaches 0.8MPa, the first pressure switch acts, a signal is transmitted to a control host, the control host opens an electric partition valve, a foam concentrate fire extinguishing agent is conveyed to a protection area through nitrogen, foam concentrate is atomized through a water mist nozzle, and a fire area is covered to extinguish fire, so that fire is extinguished.
Preferably, the fire extinguishing apparatus further comprises a second pressure switch, and the second pressure switch is mounted on the electric partition valve and connected to the control host.
In this embodiment, the second pressure switch is arranged on the electric partition valve, so that the pressure in the electric partition valve can be detected, and when the pressure in the electric partition valve reaches 0.05MPa, the second pressure switch acts to feed back an action signal to the control host machine, so as to display that the corresponding protection area is started to spray the fire extinguishing agent.
Preferably, the system further comprises a fire department server and a user terminal, wherein the fire department server and the user terminal are respectively connected with the control host through the internet of things.
In the embodiment, the control host is respectively connected with the fire department server and the user terminal, so that the fire department and the user can be informed in time when a fire disaster occurs, and corresponding preventive measures can be effectively taken.
Preferably, the internet of things includes any one of a GPRS communication module, a bluetooth module, a UWB module and a Zigbee module.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions is characterized by comprising a trigger device, a control host and a fire extinguishing device, wherein the trigger device comprises a smoke detector and a temperature detector which are arranged in a protection area, the smoke detector and the temperature detector are respectively connected with the control host, the fire extinguishing device comprises a foam liquid storage tank, a nitrogen driving gas cylinder group, a starting gas cylinder group, a liquid level transmitter, a digital pressure gauge, a pressure reducer, an electric partition valve, a conveying pipeline and a water mist nozzle, the starting gas cylinder group is connected with the nitrogen driving gas cylinder group, the nitrogen driving gas cylinder group is connected with the foam liquid storage tank, the liquid level transmitter and the electric partition valve are respectively arranged on the foam liquid storage tank and are respectively connected with the control host, the nitrogen driving gas cylinder group and the starting gas cylinder group are both provided with the digital pressure gauge, nitrogen gas drive gas cylinder group, start gas cylinder group and digital pressure meter respectively with the main control system is connected, the pressure reducer install in on the nitrogen gas drive gas cylinder group, pipeline's input and electronic subregion valve are connected, pipeline's output with the water smoke shower nozzle is connected, the water smoke shower nozzle install in protective area.
2. The gas foam fire extinguishing system with pressure and liquid level monitoring function according to claim 1, wherein the nitrogen driving gas cylinder group is connected with the foam concentrate storage tank through a nitrogen driving gas pipeline, a pressure transmitter is installed on the nitrogen driving gas pipeline, and the pressure transmitter is connected with the control host.
3. A gas foam spray fire suppression system with pressure and liquid level monitoring functions as claimed in claim 2, wherein said fire suppression device further comprises a first pressure switch, said first pressure switch is mounted on said foam liquid storage tank and connected to said control host.
4. A gas foam spraying fire extinguishing system with pressure and liquid level monitoring function as claimed in claim 3, characterized in that the fire extinguishing device further comprises a second pressure switch, the second pressure switch is installed on the electric partition valve and connected with the control host.
5. The gas foam spray fire extinguishing system with the pressure and liquid level monitoring function according to claim 4, further comprising a fire department server and a user terminal, wherein the fire department server and the user terminal are respectively connected with the control host through the Internet of things.
6. The gas foam spray fire extinguishing system with pressure and liquid level monitoring function according to claim 5, wherein the internet of things comprises any one of a GPRS communication module, a Bluetooth module, a UWB module and a Zigbee module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118563.6U CN214550810U (en) | 2021-01-18 | 2021-01-18 | Gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118563.6U CN214550810U (en) | 2021-01-18 | 2021-01-18 | Gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214550810U true CN214550810U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120118563.6U Active CN214550810U (en) | 2021-01-18 | 2021-01-18 | Gas foam spraying fire extinguishing system with pressure and liquid level monitoring functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214550810U (en) |
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2021
- 2021-01-18 CN CN202120118563.6U patent/CN214550810U/en active Active
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