CN210039021U

CN210039021U - Fire alarm system

Info

Publication number: CN210039021U
Application number: CN201920523473.8U
Authority: CN
Inventors: 沈江; 杨益; 杨杰; 李炎龙
Original assignee: Hunan Days Fire Safety Testing Co Ltd
Current assignee: Hunan Zhongtianyun Technology Co ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-02-07
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a fire alarm system, including wall body, treater one and treater two, the output of treater one is connected with the input electricity of first temperature sensor, second temperature sensor, smoke transducer and exhaust fan respectively, the output of treater one is connected with the input electricity of comparator, the output of comparator is connected with feedback amplifier's input electricity, feedback amplifier's output is connected with the input electricity of treater one, the output of treater one is connected with radio signal transmitter's input electricity, radio signal transmitter's output is connected with radio signal receiver's input electricity, and radio signal receiver's output is connected with the input electricity of treater two. The utility model discloses a set up first temperature sensor, second temperature sensor, smoke transducer, exhaust fan and exhaust pipe, solved the smoking and triggered smoke alarm, the economic loss's that fire sprinkler head water spray caused problem.

Description

Fire alarm system

Technical Field

The utility model relates to a fire alarm system technical field specifically is a fire alarm system.

Background

In fire alarm system, the device that produces fire alarm signal automatically or manually is called trigger piece, mainly include fire detector and manual fire alarm button, smoke alarm is exactly one kind of fire detector, smoke alarm's sensitivity differs, if smoke alarm is I level, smoking arouses the alarm very easily in the room and reports to the police, if III reports to the police, one person smokes in the room, the probability of triggering the alarm is very little, but many people smoke together will arouse the warning very likely, and after smoke alarm triggered the alarm, the fire sprinkler head will spray water, water falls on electrical apparatus, not only can damage electrical apparatus, also can cause the electric shock that opens circuit, arouse real conflagration.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a fire alarm system has solved the smoking and has triggered smoke alarm, the economic loss's that fire sprinkler head water spray caused problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a fire-fighting alarm system comprises a wall body, a first processor and a second processor, wherein the output end of the first processor is respectively and electrically connected with the input ends of a first temperature sensor, a second temperature sensor, a smoke sensor and an exhaust fan, the output end of the first processor is electrically connected with the input end of the comparator, the output end of the comparator is electrically connected with the input end of the feedback amplifier, the output end of the feedback amplifier is electrically connected with the input end of the first processor, the output end of the first processor is electrically connected with the input end of the wireless signal transmitter, the output end of the wireless signal transmitter is electrically connected with the input end of the wireless signal receiver, the output end of the wireless signal receiver is electrically connected with the input end of the second processor, the output end of the second processor is electrically connected with the audible and visual alarm and the input end of the display module respectively, and the input end of the second processor is electrically connected with the output end of the input module.

Smoke transducer fixed connection is at the lower surface of wall body floor, the lower fixed surface of wall body floor is connected with the exhaust pipe, and smoke transducer's position corresponds with the position of exhaust pipe air inlet end, first temperature sensor fixed connection is on the surface of exhaust pipe, second temperature sensor fixed connection is on the inner wall that the exhaust pipe is close to the air inlet end, exhaust fan fixed connection is on the outer wall of wall body, and the exhaust pipe is linked together with the exhaust fan.

Preferably, the power supply modes of the first processor and the second processor are both mains supply.

Preferably, the type of the first processor is Intel-i5-3570k, and the type of the second processor is Intel-i 5-7500.

Preferably, the wireless signal receiver, the second processor, the audible and visual alarm, the display module and the input module are all located in the monitoring center.

Preferably, the display module is a display screen, and the input module is a keyboard.

Preferably, the lower fixed surface of wall body floor is connected with the water pipe, the fixed surface of water pipe installs the solenoid valve, the play water end fixedly connected with fire sprinkler head of water pipe, and the output of treater one is connected with the input electricity of solenoid valve.

(III) advantageous effects

The utility model provides a fire alarm system possesses following beneficial effect:

(1) the utility model discloses a set up second temperature sensor, smoke transducer, exhaust fan and exhaust pipe, when the room smoking produced smog, smoke transducer detected smog, and give processor one with information transfer, processor one controls exhaust fan work and inhales indoor air in the exhaust pipe, the second temperature sensor in the exhaust pipe detects the air temperature that flows this moment, and send temperature information to processor one, the processor sends these temperature information to the comparator again and compares, if the temperature that second temperature sensor detected and smoke transducer did not detect the room temperature difference before smog great, then the room possibility of getting on fire at this moment is great, then processor one control solenoid valve opens, water is spout from the fire sprinkler head, if the temperature that second temperature sensor detected and smoke transducer did not detect the room temperature difference before smog is less, then the smoke alarm that this moment probably smoking arouses very much, because when catching fire, indoor temperature also can increase, increased the room temperature before the contrast smoke transducer does not detect smog and the air temperature that flows in the exhaust pipe, greatly reduced smoke alarm false triggering's possibility, prevent the economic loss that fire sprinkler head sprayed water and caused.

(2) The utility model is provided with a first temperature sensor, a smoke sensor, an exhaust fan and an exhaust pipe, wherein the first temperature sensor is positioned outside the exhaust pipe, is used for monitoring the change of the room temperature, if the first temperature sensor detects that the temperature difference change of the room temperature in a short time is large, the first temperature sensor transmits information to the first processor, the first processor controls the exhaust fan to work to suck the indoor air into the exhaust pipe, and because the smoke sensor is positioned at the air inlet of the exhaust pipe, if a fire happens, the flowing air drives the smoke to contact with the smoke sensor, if the smoke sensor senses the smoke, at the moment, the possibility of fire in the room is high, the processor controls the electromagnetic valve to be opened, water is sprayed out from the fire-fighting spray head, if the smoke sensor does not sense smoke, it means that the temperature change is large due to the fact that a person uses tools such as a small sun and a heater in a room.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a schematic diagram of the system of the present invention.

In the figure: the system comprises a wall body 1, a first processor 2, a second processor 3, a first temperature sensor 4, a second temperature sensor 5, a smoke sensor 6, an exhaust fan 7, a comparator 8, a feedback amplifier 9, a wireless signal transmitter 10, a wireless signal receiver 11, an audible and visual alarm 12, a display module 13, an input module 14, an exhaust pipe 15, a water pipe 16, an electromagnetic valve 17 and a fire-fighting spray head 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, the utility model provides a technical solution: a fire-fighting alarm system comprises a wall body 1, a first processor 2 and a second processor 3, wherein the first processor 2 and the second processor 3 are both supplied with mains electricity, the first processor 2 is of an Intel-i5-3570k type, the second processor 3 is of an Intel-i5-7500 type, an output end of the first processor 2 is electrically connected with input ends of a first temperature sensor 4, a second temperature sensor 5, a smoke sensor 6 and an exhaust fan 7 respectively, an output end of the first processor 2 is electrically connected with an input end of a comparator 8, an output end of the comparator 8 is electrically connected with an input end of a feedback amplifier 9, the comparator 8 compares two or more data items to determine whether the data items are equal or not, or determine the size relationship and the arrangement sequence among the data items to be called as comparison, a circuit or a device capable of realizing the comparison function is called as a comparator to compare the two or more data items, the circuit or device capable of realizing the comparison function is called a comparator 8, a feedback amplifier 9 amplifies current information output after comparison by the comparator 8 and then transmits the amplified current information to a processor I2, the output end of the feedback amplifier 9 is electrically connected with the input end of the processor I2, the output end of the processor I2 is electrically connected with the input end of a wireless signal transmitter 10, the output end of the wireless signal transmitter 10 is electrically connected with the input end of a wireless signal receiver 11, the output end of the wireless signal receiver 11 is electrically connected with the input end of a processor II 3, the output end of the processor II 3 is respectively electrically connected with the input ends of an audible and visual alarm 12 and a display module 13, the input end of the processor II 3 is electrically connected with the output end of an input module 14, the wireless signal receiver 11, The second processor 3, the audible and visual alarm 12, the display module 13 and the input module 14 are all located in the monitoring center, the display module 13 is a display screen, and the input module 14 is a keyboard.

Smoke sensor 6 fixed connection is at the lower surface of 1 floor of wall body, the lower fixed surface of 1 floor of wall body is connected with exhaust pipe 15, and smoke sensor 6's position corresponds with the position of the 15 air inlet ends of exhaust pipe, 4 fixed connection of first temperature sensor are on the surface of exhaust pipe 15, 5 fixed connection of second temperature sensor are on the inner wall that exhaust pipe 15 is close to the air inlet end, exhaust fan 7 fixed connection is on the outer wall of wall body 1, and exhaust pipe 15 is linked together with exhaust fan 7, the lower fixed surface of 1 floor of wall body is connected with water pipe 16, the fixed surface of water pipe 16 installs solenoid valve 17, the play water end fixedly connected with fire sprinkler head 18 of water pipe 16, and the output of treater one 2 is connected with solenoid valve 17's input electricity.

When the smoke monitoring device is used, when smoke is generated in a room when smoke is exhausted, the smoke sensor 6 detects the smoke and transmits information to the processor I2, the processor I2 controls the exhaust fan 7 to work to suck indoor air into the exhaust pipe 15, the second temperature sensor 5 in the exhaust pipe 15 detects the temperature of flowing air and transmits the temperature information to the processor I2, the processor I2 transmits the temperature information to the comparator 8 for comparison, if the temperature difference between the temperature detected by the second temperature sensor 5 and the room temperature before the smoke sensor 6 does not detect the smoke is large, the possibility of room fire is high at the moment, the processor I2 controls the electromagnetic valve 17 to be opened, water is sprayed out from the fire sprinkler head 18, meanwhile, the fire information is transmitted to the processor II 3 and displayed through the display module 13, the audible and visual alarm 12 gives an alarm to prompt monitoring of the fire of indoor personnel, timely alarming is carried out, if the temperature difference between the temperature detected by the second temperature sensor 5 and the room temperature before the smoke sensor 6 detects no smoke is small, the smoke alarm 7 possibly caused by smoke is quite possible, because the room temperature is increased when a fire breaks out, the temperature of the air flowing in the exhaust pipe 15 and the room temperature before the smoke sensor 6 detects no smoke is increased in comparison, the possibility of false triggering of the smoke alarm 7 is greatly reduced, the first temperature sensor 4 is located outside the exhaust pipe 15 and used for monitoring the change of the room temperature, if the first temperature sensor 4 detects that the temperature difference change of the room temperature is large in a short time, the first temperature sensor 4 transmits information to the processor I2, the processor I2 controls the exhaust fan 7 to work to suck the indoor air into the exhaust pipe 15, and because the smoke sensor 6 is located at the air inlet of the exhaust pipe 15, if the fire breaks out, the flowing air drives smoke to be in contact with the smoke sensor 6, if the smoke sensor 6 senses the smoke, the possibility that the room is on fire is high, the first processor 2 controls the electromagnetic valve 17 to be opened, water is sprayed out of the fire-fighting spray header 18, and if the smoke sensor 6 does not sense the smoke, the temperature change caused by the fact that people use tools such as the small sun and a heater in the room is large.

To sum up can, the utility model discloses a set up first temperature sensor 4, second temperature sensor 5, smoke transducer 6, exhaust fan 7 and exhaust pipe 15, solved the smoking and triggered smoke alarm 6, the economic loss's that fire sprinkler head water spray caused problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire alarm system, includes wall body (1), treater one (2) and treater two (3), its characterized in that: the output end of the first processor (2) is respectively electrically connected with the input ends of the first temperature sensor (4), the second temperature sensor (5), the smoke sensor (6) and the exhaust fan (7), the output end of the first processor (2) is electrically connected with the input end of the comparator (8), the output end of the comparator (8) is electrically connected with the input end of the feedback amplifier (9), the output end of the feedback amplifier (9) is electrically connected with the input end of the first processor (2), the output end of the first processor (2) is electrically connected with the input end of the wireless signal transmitter (10), the output end of the wireless signal transmitter (10) is electrically connected with the input end of the wireless signal receiver (11), the output end of the wireless signal receiver (11) is electrically connected with the input end of the second processor (3), the output end of the second processor (3) is respectively electrically connected with the input ends of the audible and visual annunciator (12) and the display module (13), the input end of the second processor (3) is electrically connected with the output end of the input module (14);

smog sensor (6) fixed connection is at the lower surface of wall body (1) floor, the lower fixed surface of wall body (1) floor is connected with exhaust pipe (15), and the position of smog sensor (6) corresponds with the position of exhaust pipe (15) air inlet end, first temperature sensor (4) fixed connection is on the surface of exhaust pipe (15), second temperature sensor (5) fixed connection is on exhaust pipe (15) are close to the inner wall of air inlet end, exhaust fan (7) fixed connection is on the outer wall of wall body (1), and exhaust pipe (15) are linked together with exhaust fan (7).

2. A fire alarm system as defined in claim 1, wherein: and the power supply modes of the first processor (2) and the second processor (3) are both mains supply.

3. A fire alarm system as defined in claim 1, wherein: the type of the processor I (2) is Intel-i5-3570k, and the type of the processor II (3) is Intel-i 5-7500.

4. A fire alarm system as defined in claim 1, wherein: the wireless signal receiver (11), the second processor (3), the audible and visual alarm (12), the display module (13) and the input module (14) are all located in the monitoring center.

5. A fire alarm system as defined in claim 1, wherein: the display module (13) is a display screen, and the input module (14) is a keyboard.

6. A fire alarm system as defined in claim 1, wherein: the lower fixed surface of wall body (1) floor is connected with water pipe (16), the fixed surface of water pipe (16) installs solenoid valve (17), the water outlet end fixedly connected with fire sprinkler head (18) of water pipe (16), and the output of treater (2) is connected with the input electricity of solenoid valve (17).