CN216366430U - Environment linkage automatic fire extinguishing device - Google Patents
Environment linkage automatic fire extinguishing device Download PDFInfo
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- CN216366430U CN216366430U CN202121202589.5U CN202121202589U CN216366430U CN 216366430 U CN216366430 U CN 216366430U CN 202121202589 U CN202121202589 U CN 202121202589U CN 216366430 U CN216366430 U CN 216366430U
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Abstract
The utility model provides an environment linkage automatic fire extinguishing device, which comprises an environment detection unit, a fire extinguishing unit and a fire extinguishing unit, wherein the environment detection unit is used for acquiring environment physical data; the ignition unit is used for receiving an ignition instruction and executing fire extinguishing operation; the fire extinguishing device body is internally and fixedly provided with an environment detection unit and an ignition unit, and the fire extinguishing device body is provided with a photosensitive hole; the environment detection unit is electrically connected with the signal processing unit, the signal processing unit is electrically connected with the ignition unit, and the signal processing unit is used for receiving and analyzing environment physical data from the environment detection unit, judging whether a processing result can trigger an ignition instruction according to the environment physical data, and then sending the ignition instruction to the ignition unit. According to the utility model, through the mutual matching of the environment detection unit, the ignition unit and the signal processing unit, the relay action switch of the ignition unit is closed, the lead terminal is triggered to be switched on, so that the fire patch is started to detonate the detonator to emit inert gas to carry out fire extinguishing operation, and early, small and source extinguishing is realized.
Description
Technical Field
The utility model relates to the technical field of environment linkage fire extinguishing, in particular to an environment linkage automatic fire extinguishing device.
Background
The traditional patch fire-fighting module capable of automatically extinguishing fire adopts a chemical detonation structure, and the starting response speed of the chemical detonation structure is slow. For the front-end equipment of a plurality of network systems, the equipment cabinets are scattered, the number of equipment in the equipment cabinets is large, fault information can be obtained only by manual reporting, automatic troubleshooting and automatic alarming cannot be achieved, the operation and maintenance response speed is low, the equipment field maintenance and inspection cost is high due to the fact that effective management and control are lacked for the equipment and power supply in the equipment cabinets, and even if a group of equipment is restarted, workers need to be dispatched to the field. Lack effective safeguard means in the aspect of the electrical safety, the electric wire is ageing, the overload state such as generating heat can not discover in the very first time in the box, leads to conflagration warning situation to take place.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an environment linked automatic fire extinguisher.
In order to solve the technical problems, the utility model adopts the technical scheme that: the environment linkage automatic fire extinguishing device comprises an environment detection unit, a fire extinguishing unit and a fire extinguishing unit, wherein the environment detection unit is used for acquiring environment physical data;
the ignition unit is used for receiving an ignition instruction and executing fire extinguishing operation; also obtain
The fire extinguishing device comprises a fire extinguishing device body, wherein the environment detection unit and the ignition unit are fixedly arranged in the fire extinguishing device body, and the fire extinguishing device body is provided with a photosensitive hole;
the environment detection unit is electrically connected with a signal processing unit, the signal processing unit is electrically connected with the ignition unit, and the signal processing unit is used for receiving and analyzing environment physical data from the environment detection unit, judging whether a processing result can trigger an ignition instruction according to the environment physical data, and then sending the ignition instruction to the ignition unit.
In the present invention, preferably, the environment detection unit includes a temperature and humidity detection module, a smoke detection module, and a photosensitive detection module, the temperature and humidity detection module is configured to collect temperature and humidity signals of environment physical data, the smoke detection module is configured to collect smoke signals of the environment physical data, and the photosensitive detection module is configured to collect optical signals of the environment physical data.
In the present invention, preferably, the smoke detection module includes a smoke sensor and a first operational amplifier, two pins of the smoke sensor are connected to a positive input terminal of the first operational amplifier through a resistor R59, an inverting input terminal of the first operational amplifier is grounded through a resistor R60, and an output terminal of the first operational amplifier is connected to an AIN _ YW terminal of the signal processing unit.
In the present invention, preferably, the photosensitive detection module includes a photosensitive resistor R18 and a second operational amplifier, a positive input end of the second operational amplifier is connected to one end of the photosensitive resistor R18, an inverting input end of the second operational amplifier is connected to an output end thereof, and an output end of the second operational amplifier is connected to the AIN10_ DY terminal of the signal processing unit.
In the present invention, preferably, the signal processing unit is electrically connected with a communication unit for providing data interconnection and a power supply unit for supplying power, a TX + pin and a TX-pin of the power supply unit are respectively connected with an RS485A terminal and an RS485B terminal of the communication unit, and an RX + pin and an RX-pin of the power supply unit are respectively connected with a PB9 terminal and a PB12 terminal of the signal processing unit.
In the present invention, it is preferable that the ignition unit includes a transistor Q19, a relay, and a lead terminal, a base of the transistor Q19 is connected to a DH _ OUT terminal of the signal processing unit through a resistor R11, a collector of the transistor Q19 is connected to the lead terminal through the relay, and the lead terminal is inserted through a circular hole to the outside of the fire extinguishing apparatus body.
In the present invention, it is preferable that the first operational amplifier and the second operational amplifier are each set to a model of RS358 XK.
In the present invention, preferably, the chip of the temperature and humidity detection module is set to an AHT20 model.
In the present invention, preferably, the communication unit is externally connected with an NB module unit through its PA0 pin and PA1 pin, and the NB module unit is used for providing wireless remote data transmission.
In the present invention, preferably, the NB module unit is electrically connected to an antenna unit, an RF pin of the NB module unit is connected to an NB _ RF pin of the antenna unit, and the antenna unit is an MMCX-KE type chip.
In the present invention, it is preferable that the signal processing unit is provided as a chip of model HC32L130J8 TA.
The utility model has the advantages and positive effects that: an environment detection unit including a temperature and humidity detection module, a smoke detection module and a photosensitive detection module is used for collecting temperature and humidity signals, smoke signals and optical signals of the environment where the fire-fighting patch is located, a photosensitive hole is formed in the fire-fighting device body and can be in contact with the environment and collect data of the surrounding environment, when the signal processing unit receives the data collected by the environment detection unit and compares the data with preset temperature and humidity values, smoke values and light sensation values, if one of the values is larger than the preset value, namely when the environment reaches a trigger condition, temperature and humidity, smoke and optical signal abnormity (the environment generates open fire or high temperature, for example, the environment temperature reaches 170 +/-10 ℃) needs to execute fire-fighting fire-extinguishing response, an ignition instruction is triggered, and the ignition instruction is sent to the ignition unit through the signal processing unit, make the relay action switch closure of ignition unit, trigger the lead terminal switch-on and make the fire control paster start work explode the detonator of fire control paster simultaneously, give off inert gas and put out a fire the operation, and then realize early, go out for a short time, the source of putting out a fire, through the environment detection unit, the ignition unit, mutually support between the signal processing unit, the environment detection unit can in time gather environmental physics data, real-time supervision environment humiture, smoke information, data transmission to the signal processing unit who will gather carries out the analysis and judgement, and detonate to the ignition unit through the signal processing unit feedback, from triggering to detonating the process time within 10 seconds, the activation time is fast, thereby realize the operation of putting out a fire, has the fast advantage of response speed and characteristics.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a top view of the fire extinguishing apparatus body of the automatic fire extinguishing apparatus with environmental linkage according to the present invention;
FIG. 2 is a side view of the fire extinguishing apparatus body of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 3 is a schematic block diagram of the circuit of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 4 is a schematic circuit diagram of the temperature and humidity detection module of the automatic fire extinguisher linked to the environment according to the present invention;
FIG. 5 is a schematic circuit diagram of the smoke detection module of the environmental linked automatic fire extinguisher apparatus of the present invention;
FIG. 6 is a schematic circuit diagram of the photosensitive detection module of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 7 is a schematic circuit diagram of the signal processing unit of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 8 is a schematic circuit diagram of the communication unit of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 9 is a schematic circuit diagram of the NB module unit of the environmental linked automatic fire extinguishing apparatus of the present invention;
FIG. 10 is a schematic circuit diagram of the antenna unit of the environmental linked automatic fire extinguishing apparatus of the present invention;
fig. 11 is a schematic circuit diagram of a power supply unit of the environmental-linked automatic fire extinguishing apparatus of the present invention.
In the figure: 1. an environment detection unit; 2. an ignition unit; 3. a signal processing unit; 4. a temperature and humidity detection module; 5. a smoke detection module; 6. a photosensitive detection module; 7. a communication unit; 8. a power supply unit; 9. an NB module unit; 10. an antenna unit; 11. a photosensitive hole; 12. a circular hole.
Detailed Description
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, 2 and 3, the utility model provides an environment linkage automatic fire extinguishing device, which comprises an environment detection unit 1 for collecting environment physical data;
the ignition unit 2 is used for receiving an ignition instruction and executing fire extinguishing operation; also obtain
The fire extinguishing device comprises a fire extinguishing device body, wherein an environment detection unit 1 and an ignition unit 2 are fixedly arranged in the fire extinguishing device body, and the fire extinguishing device body is provided with a photosensitive hole 11;
as shown in fig. 7, the environment detection unit 1 is electrically connected to the signal processing unit 3, the signal processing unit 3 is electrically connected to the ignition unit 2, and the signal processing unit 3 is configured to receive and analyze the environment physical data from the environment detection unit 1, determine whether the processing result can trigger the ignition instruction according to the environment physical data, and then send the ignition instruction to the ignition unit 2. When the fire extinguishing device works, the fire extinguishing patch is arranged in the fire extinguishing device body, the environment detection unit 1 comprising the temperature and humidity detection module 4, the smoke detection module 5 and the photosensitive detection module 6 is fixedly arranged in the fire extinguishing device body and used for collecting temperature and humidity signals, smoke signals and optical signals of the environment where the fire extinguishing patch is located, the fire extinguishing device body is provided with a photosensitive hole 11, the photosensitive hole 11 can be contacted with and can collect data of the surrounding environment (particularly a power distribution cabinet or an electric box), when the signal processing unit 3 receives the data collected by the environment detection unit 1 and is compared with preset temperature and humidity values, smoke values and light sensation values, if one of the data is larger than the preset value, namely when the environment reaches a trigger condition, the temperature and humidity, smoke and optical signals are abnormal (the environment generates open fire or high temperature condition), if the ambient temperature reaches 170 ℃ +/-10 ℃) to execute fire-fighting response, trigger the ignition instruction and send the ignition instruction to the ignition unit 2 through the signal processing unit 3, so that the relay action switch of the ignition unit 2 is closed, trigger the switch-on of the lead terminal to enable the fire-fighting patch to start working and detonate the initiator of the fire-fighting patch, emit inert gas to extinguish fire, and further realize early extinguishment, small extinguishment and source extinguishment.
In this embodiment, further, the environment detection unit 1 includes a temperature and humidity detection module 4, a smoke detection module 5 and a photosensitive detection module 6, the temperature and humidity detection module 4 is used for acquiring temperature and humidity signals of environment physical data, the smoke detection module 5 is used for acquiring smoke signals of the environment physical data, and the photosensitive detection module 6 is used for acquiring optical signals of the environment physical data. Including temperature and humidity detection module 4, smoke detection module 5 and photosensitive detection module 6 environmental detection unit 1 is fixed to be settled in the place that needs carry out environmental monitoring like block terminal or switch board, can in time gather environmental physics data through environmental detection unit 1, real-time supervision environment humiture, smog information, and then can judge whether the current environment high temperature appears or need respond the fire control operation of putting out a fire, data transmission that will gather carries out analysis and judgment for signal processing unit 3, photosensitive detection module 6 is used for detecting the light intensity change of surrounding environment, detect the realization of high low level through signal processing unit 3, can judge from this whether the safety problem that the cabinet door was opened appears.
As shown in fig. 5, in the present embodiment, the smoke detection module 5 further includes a smoke sensor and a first operational amplifier, two pins of the smoke sensor are connected to a positive input terminal of the first operational amplifier through a resistor R59, an inverting input terminal of the first operational amplifier is connected to ground through a resistor R60, and an output terminal of the first operational amplifier is connected to the AIN _ YW terminal of the signal processing unit 3. The smoke sensor is provided with the model MQ-2, and has the characteristics of signal output indication, long service life, reliable stability and quick response recovery characteristic, the working principle is that the content of combustible gas in the air is converted into a voltage or current signal, an analog quantity is converted into a digital quantity and then transmitted to the signal processing unit 3, the data processing and alarming process is realized through the signal processing unit 3, namely, pins 4 and 6 of the smoke sensor output direct current signals changing along with smoke concentration, the direct current signals corresponding to the smoke concentration are compared with threshold voltage, the first operational amplifier outputs high level or low level, and the sensitivity of alarming output is adjusted by adjusting the value of the threshold voltage.
As shown in fig. 6, in the present embodiment, further, the photosensitive detection module 6 includes a photosensitive resistor R18 and a second operational amplifier, a forward input terminal of the second operational amplifier is connected to one terminal of the photosensitive resistor R18, an inverting input terminal of the second operational amplifier is connected to an output terminal thereof, and the output terminal of the second operational amplifier is connected to the AIN10_ DY terminal of the signal processing unit 3. When the external environment light changes, the photosensitive detection module 6 receives a light signal, wherein the photosensitive resistor is most sensitive to the environment light and changes accordingly, and is used for detecting the light intensity of the surrounding environment, and further triggering the signal processing unit 3 to work, when the environment light brightness of the photosensitive detection module 6 does not reach a set threshold, the AIN10_ DY terminal outputs a high level, when the external environment light brightness exceeds the set threshold, the AIN10_ DY terminal outputs a low level, the output end of the second operational amplifier is connected with the AIN10_ DY terminal of the signal processing unit 3, and the high and low level is detected by the signal processing unit 3 so as to detect that the environment light brightness changes, so that whether the safety problem that the cabinet door is opened or not can be judged.
As shown in fig. 8, in the present embodiment, the signal processing unit 3 is further electrically connected with a communication unit 7 for providing data interconnection and a power supply unit 8 for supplying power, as shown in fig. 11, a TX + pin and a TX-pin of the power supply unit 8 are respectively connected with an RS485A terminal and an RS485B terminal of the communication unit 7, and an RX + pin and an RX-pin of the power supply unit 8 are respectively connected with a PB9 terminal and a PB12 terminal of the signal processing unit 3. The signal processing unit 3 realizes RS485 communication through the communication unit 7, and the power supply unit 8 can supply power for the communication unit 7.
In this embodiment, further, the ignition unit 2 includes a transistor Q19, a relay, and a lead terminal, the base of the transistor Q19 is connected to the DH _ OUT terminal of the signal processing unit 3 through a resistor R11, the collector of the transistor Q19 is connected to the lead terminal through the relay, and the lead terminal is inserted through the circular hole 12 to the outside of the fire extinguishing apparatus body. Ignition unit 2 is as the execution unit that the fire control was put out a fire, and the instruction of igniting comes from signal processing unit 3 and is triggered for relay action switch is closed, triggers the lead terminal switch-on, thereby makes fire control paster start work explode the detonator of fire control paster simultaneously, gives off inert gas and puts out a fire the operation, has early, put out a fire fast, the characteristics of the source of putting out a fire.
In the present embodiment, further, the first operational amplifier and the second operational amplifier are both set to the model of RS358XK, which has the feature of low noise.
As shown in fig. 4, in this embodiment, further, the chip of the temperature and humidity detecting module 4 is set to an AHT20 model, and the temperature and humidity detecting module 4 adopting this model has the advantages of small size, high accuracy and low cost.
As shown in fig. 9, in the present embodiment, the communication unit 7 is externally connected with the NB module unit 9 through the PA0 pin and the PA1 pin, and the NB module unit 9 is used for providing wireless remote data transmission, and has the characteristics of small size, low power consumption, and long transmission distance.
As shown in fig. 10, in the present embodiment, the NB module unit 9 is electrically connected to the antenna unit 10, the RF pin of the NB module unit 9 is connected to the NB _ RF pin of the antenna unit 10, the antenna unit 10 is an MMCX-KE type chip, and the type chip belongs to a radio frequency coaxial connector and has the characteristics of small volume, light weight, and convenient and reliable connection.
In the present embodiment, further, the signal processing unit 3 is provided as a chip of model HC32L130J8 TA. The chip has the characteristic of low power consumption, and in addition, the chip has 3 microsecond ultra-low power consumption awakening time, so that the mode switching is more flexible and efficient, and the system response speed is more agile.
The working principle and the working process of the utility model are as follows: when the fire extinguishing device works, the fire extinguishing patch is arranged in the fire extinguishing device body, the environment detection unit 1 comprising the temperature and humidity detection module 4, the smoke detection module 5 and the photosensitive detection module 6 is fixedly arranged in the fire extinguishing device body and used for collecting temperature and humidity signals, smoke signals and optical signals of the environment where the fire extinguishing patch is located, the fire extinguishing device body is provided with a photosensitive hole 11, the photosensitive hole 11 can be contacted with and can collect data of the surrounding environment (particularly a power distribution cabinet or an electric box), when the signal processing unit 3 receives the data collected by the environment detection unit 1 and is compared with preset temperature and humidity values, smoke values and light sensation values, if one of the data is larger than the preset value, namely when the environment reaches a trigger condition, the temperature and humidity, smoke and optical signals are abnormal (the environment generates open fire or high temperature condition), if the environmental temperature reaches 170 +/-10 ℃), an ignition instruction is triggered and sent to the ignition unit 2 through the signal processing unit 3, a relay action switch of the ignition unit 2 is closed, a lead terminal is triggered to be switched on, so that the fire patch starts to work and an igniter of the fire patch is detonated, inert gas is emitted to perform fire extinguishing operation, early, small and source extinguishing is achieved, the environmental detection unit 1 can timely acquire environmental physical data through the mutual cooperation among the environmental detection unit 1, the ignition unit 2 and the signal processing unit 3, environmental temperature, humidity and smoke information are monitored in real time, the acquired data are transmitted to the signal processing unit 3 to be analyzed and judged, the data are fed back to the ignition unit 2 through the signal processing unit 3 to be detonated, and the time from triggering to the detonation process is within 10 seconds, the starting time is fast, thereby realizing the fire extinguishing operation.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. The environment linkage automatic fire extinguishing device is characterized by comprising
The environment detection unit (1) is used for acquiring environment physical data;
the ignition unit (2) is used for receiving an ignition instruction and executing fire extinguishing operation; also obtain
The fire extinguishing device comprises a fire extinguishing device body, wherein the environment detection unit (1) and the ignition unit (2) are fixedly arranged in the fire extinguishing device body, and the fire extinguishing device body is provided with a photosensitive hole (11);
the environment detection unit (1) is electrically connected with a signal processing unit (3), the signal processing unit (3) is electrically connected with the ignition unit (2), the signal processing unit (3) is used for receiving and analyzing environment physical data from the environment detection unit (1), judging whether a processing result can trigger an ignition instruction according to the environment physical data, and then sending the ignition instruction to the ignition unit (2).
2. The environment linkage automatic fire extinguishing device according to claim 1, wherein the environment detection unit (1) comprises a temperature and humidity detection module (4), a smoke detection module (5) and a photosensitive detection module (6), the temperature and humidity detection module (4) is used for collecting temperature and humidity signals of environment physical data, the smoke detection module (5) is used for collecting smoke signals of the environment physical data, and the photosensitive detection module (6) is used for collecting light signals of the environment physical data.
3. The automatic fire extinguishing device according to claim 2, characterized in that the smoke detection module (5) comprises a smoke sensor and a first operational amplifier, the smoke sensor is connected with its two pins through a resistor R59 to the positive input end of the first operational amplifier, the inverting input end of the first operational amplifier is connected to the ground through a resistor R60, and the output end of the first operational amplifier is connected to the AIN _ YW terminal of the signal processing unit (3).
4. An environmental linked automatic fire extinguishing apparatus according to claim 3, characterized in that the photosensitive detection module (6) comprises a photoresistor R18 and a second operational amplifier, the positive input of which is connected to one end of the photoresistor R18, the negative input of which is connected to its output, and the output of which is connected to the AIN10_ DY terminal of the signal processing unit (3).
5. An environment linkage automatic fire extinguishing device according to claim 1, wherein the signal processing unit (3) is electrically connected with a communication unit (7) for providing data interconnection and a power supply unit (8) for supplying power, a TX + pin and a TX-pin of the power supply unit (8) are respectively connected with an RS485A terminal and an RS485B terminal of the communication unit (7), and an RX + pin and an RX-pin of the power supply unit (8) are respectively connected with a PB9 terminal and a PB12 terminal of the signal processing unit (3).
6. An environmental linked automatic fire extinguishing apparatus according to claim 1, wherein the ignition unit (2) comprises a transistor Q19, a relay and a lead terminal, the base of the transistor Q19 is connected with the DH _ OUT terminal of the signal processing unit (3) through a resistor R11, the collector of the transistor Q19 is connected with the lead terminal through the relay, and the lead terminal is inserted to the outside of the fire extinguishing apparatus body through a circular hole (12).
7. The environmental linked automatic fire extinguishing apparatus according to claim 4, wherein the first operational amplifier and the second operational amplifier are each set to the model of RS358 XK.
8. The environment linkage automatic fire extinguishing device according to claim 2, wherein a chip of the temperature and humidity detection module (4) is set to be AHT20 type.
9. An environmental linked automatic fire extinguishing apparatus according to claim 5, wherein the communication unit (7) is externally connected with NB module unit (9) through its PA0 pin and PA1 pin, the NB module unit (9) is used for providing wireless remote data transmission.
10. The environmental linkage automatic fire extinguishing device according to claim 9, characterized in that the NB module unit (9) is electrically connected with an antenna unit (10), the RF pin of the NB module unit (9) is connected with the NB _ RF pin of the antenna unit (10), and the antenna unit (10) adopts an MMCX-KE type chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121202589.5U CN216366430U (en) | 2021-05-31 | 2021-05-31 | Environment linkage automatic fire extinguishing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121202589.5U CN216366430U (en) | 2021-05-31 | 2021-05-31 | Environment linkage automatic fire extinguishing device |
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| CN216366430U true CN216366430U (en) | 2022-04-26 |
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| CN202121202589.5U Active CN216366430U (en) | 2021-05-31 | 2021-05-31 | Environment linkage automatic fire extinguishing device |
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- 2021-05-31 CN CN202121202589.5U patent/CN216366430U/en active Active
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