CN212730761U - Indoor fire extinguishing spraying system - Google Patents
Indoor fire extinguishing spraying system Download PDFInfo
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- CN212730761U CN212730761U CN202021294583.0U CN202021294583U CN212730761U CN 212730761 U CN212730761 U CN 212730761U CN 202021294583 U CN202021294583 U CN 202021294583U CN 212730761 U CN212730761 U CN 212730761U
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Abstract
The utility model relates to a fire-fighting equipment technical field aims at providing an indoor spraying system that puts out a fire to the problem that smog in the conflagration caused the injury to the human body, including installing at indoor smog alarm device, install the shielding plate on the indoor wall body, install the water tank in the wall body, be equipped with the working shaft in the water tank, the intercommunication has the raceway between working shaft and the shielding plate, and the shielding plate is opened there is the apopore, and smog warning circuit includes: the device comprises a smoke sensor, a smoke concentration comparison unit and a verification control unit. The water that flows out from the shielding plate forms the cascade before the wall body, the people who has not arrived to flee in the room can stand between the cascade and the wall body that form to avoid, partial smog can be held to water, and then make the people who stands behind the cascade difficult too much cigarette of inhaling, and then make the fire fighter can obtain the time that is abundant more and expand rescue work, simultaneously, the water that flows out from the apopore can also water out to spread near the wall body, in order to slow down stretching of the intensity of a fire.
Description
Technical Field
The utility model belongs to the technical field of the fire-fighting equipment technique and specifically relates to an indoor sprinkler system that puts out a fire.
Background
As is well known, a fire alarm system is generally installed in a room to sense whether a fire occurs in the room, and to send an alarm when the fire occurs, thereby alerting workers in the room that the fire has occurred.
The existing fire alarm system can perform early warning after a fire disaster generally, but for an existing residential building, some rooms of residents are affected by the spread of other floors, the fire alarm system does not sense the fire disaster in the first time, and under the conditions that the fire is too large and the dense smoke is too large, the residents cannot escape in time, and only can wait for the rescue of fire fighters. When burning articles, a large amount of dense smoke is generated, residents waiting for rescue passively inhale excessive dense smoke in the waiting process, and the excessive inhaling of the dense smoke affects normal breathing and threatens the life of human bodies, so that an improvement space exists.
SUMMERY OF THE UTILITY MODEL
To the deficiency among the prior art, the utility model aims at providing a reduce indoor fire extinguishing spraying system of injury that dense smoke caused indoor people.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides an indoor spraying system that puts out a fire, is including installing at indoor smog alarm device, installs the shielding plate on the indoor wall body, and the shielding plate is located the wall body and keeps away from the one end on ground and towards keeping away from the wall body direction extension, the shielding plate becomes the cavity setting, installs the water tank in the wall body, be equipped with the working shaft in the water tank, the working shaft with the intercommunication has the raceway between the shielding plate, the one end that the wall body was kept away from to the shielding plate is opened there are a plurality of apopores towards ground open-ended, and is a plurality of the apopore winds shielding plate side extending direction interval distribution, smog alarm circuit includes:
a smoke sensor installed on an indoor ceiling for detecting a smoke concentration in a room and outputting a smoke signal;
the smoke concentration comparison unit is coupled with the smoke sensor, preset with a smoke threshold signal Verf1 and sends out a comparison signal when the smoke signal is greater than the smoke threshold signal Verf 1;
and the verification control unit is coupled with the smoke concentration comparison unit and controls the water supply pump to be started when receiving the comparison signal.
By adopting the technical scheme, the smoke sensor is arranged indoors to monitor whether smoke exists indoors in real time, so that a fire disaster is found in time within the first time, the smoke sensor transmits a smoke signal to the smoke concentration sensing unit, the smoke concentration sensing unit compares the received smoke signal with a smoke threshold signal, and when the smoke signal is greater than the smoke threshold signal, the smoke sensor transmits a comparison signal like the verification unit, the verification unit controls the water supply pump to be started when receiving the comparison signal, the water supply pump pumps water in the water tank to the shielding plate through the water pipe after being started and flows out of the water outlet holes, and the water outlet holes are distributed along the length direction of the shielding plate, so that the water flowing out of the shielding plate forms a water curtain in front of the wall body, and people who do not have to escape indoors can stand between the formed water curtain and the wall body, in order to avoid, partial smog can be held to water, and then makes the people of standing behind the cascade difficult too much cigarette of inhaling, and then makes the fire fighter can obtain the time that is abundant more and expand rescue work, and simultaneously, the water that flows from the apopore can also water out spreading to near the fire of wall body to slow down stretching of the intensity of a fire.
The present invention may be further configured in a preferred embodiment as: the wall body that is located the baffle and is close to one side on ground is opened has exhaust hole and inlet port, the exhaust hole intercommunication has the outdoor blast pipe of intercommunication, the intercommunication has the intake pipe between inlet port intercommunication and the open air, is equipped with the intercommunication fan that advances on the inlet port, the exhaust hole is equipped with the air discharge fan, it opens under the control of verification control unit to advance fan and exhaust fan and stops.
Through adopting above-mentioned technical scheme, through setting up into fan and air discharge fan on the wall body, in order to start after verifying that the control unit receives the comparison signal, the fan that advances is through taking out indoor fresh air to between the cascade that forms because of the outlet port and the wall body, in order to supply the people of standing behind the cascade to breathe, the air discharge fan passes through the blast pipe with indoor cigarette and discharges to the outdoor, form the air exchange passageway between fan that advances and the air discharge fan, in order to provide the respiratory environment of preferred for the people of standing between cascade and wall body, and then reduce the injury to the people because of the smog that the conflagration produced.
The present invention may be further configured in a preferred embodiment as: the air inlet and the air outlet are respectively covered with a baffle.
Through adopting above-mentioned technical scheme, through setting up the baffle in order to shelter from inlet port and exhaust hole to when the conflagration does not take place, inlet port and exhaust hole are sheltered from, and air inlet fan and air discharge fan are difficult to be damaged, simultaneously, also make air discharge fan and air inlet fan department be difficult for the deposition.
The present invention may be further configured in a preferred embodiment as: the opening edges of the air inlet hole and the air outlet hole are arranged in a step shape.
Through adopting above-mentioned technical scheme, all set the echelonment to through the opening border with inlet port and exhaust hole to when making the lid close the baffle, the baffle is difficult for too much entering into in inlet port and the exhaust hole, so that take off the baffle.
The present invention may be further configured in a preferred embodiment as: and an opening notch is formed in the edge of the baffle.
Through adopting above-mentioned technical scheme, through setting up the breach on the baffle to indoor people alright with the baffle sled down through simple instrument, with the purpose of realizing opening the baffle fast.
The present invention may be further configured in a preferred embodiment as: the smoke concentration comparison signal comprises a comparator A1, a first signal input end of the comparator A1 is connected with the smoke sensor, a second signal input end of the comparator A1 is connected with the smoke threshold signal Verf1, and a signal output end of the comparator A1 is electrically connected with a verification control unit.
By adopting the technical scheme, the comparator A1 can compare the signals of the two input ends so as to monitor and compare the magnitude of the signals of the two signal input ends in real time, and the sensitivity of the comparator A1 is high so as to send the comparison signal to the verification control unit in time when the smoke signal is detected to be greater than the preset smoke threshold signal Verf 1.
The present invention may be further configured in a preferred embodiment as: the verification control unit comprises a verification module and a switch module, the verification module comprises a logic gate device, a first signal input end of the logic gate device is connected with a signal output end of a comparator A1, a second signal input end of the logic gate device is connected with a human body induction unit, the human body induction unit is installed on one side, close to the ground, of a shielding plate and used for detecting whether people exist indoors and outputting people signals under the condition that people exist, and the logic gate device outputs logic signals when receiving the people signals and comparison signals simultaneously.
Through adopting above-mentioned technical scheme, through installing human response unit on the shielding plate to when the response conflagration takes place, whether someone stands under the shielding plate, so that the water supply pump side is opened when satisfying someone and smog signal simultaneously and being greater than smog threshold value signal Verf1, and water flows from outlet opening again, so that the condition that the water supply pump is difficult for appearing the false start, has reduced the water and has spurted in disorder and the extravagant phenomenon of water.
The present invention may be further configured in a preferred embodiment as: the switch module comprises a first triode Q1, the base of a first triode Q1 is connected with the signal output end of the logic gate device, the collector of the first triode Q1 is connected with power voltage, the emitter of the first triode Q1 is connected with a relay KM1 in series, the relay KM1 is provided with a first normally open contact switch KM1-1, and the first normally open contact switch KM1-1 is connected in series with a power supply loop of the water supply pump, the exhaust fan and the air inlet fan.
Through adopting above-mentioned technical scheme, through setting up the effect of first triode Q1 in order to regard as the switch to make first triode Q1 receive someone signal and smog signal simultaneously and be greater than smog threshold value signal Verf1 the time and switch on, and then make the water supply pump start, advance fan and air discharge fan and start simultaneously, the water in the water tank flows from going out the water cavity, and then when reducing the conflagration and taking place, the injury that smog caused indoor personnel.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the verification unit receives the comparison signal, the water supply pump is controlled to be opened, the water supply pump pumps water in the water tank to the shielding plate through the water delivery pipe after being started, and the water flows out of the water outlet holes, and the water outlet holes are distributed along the length direction of the shielding plate, so that water curtains are formed by the water flowing out of the shielding plate in front of the wall body, people who have not arrived to escape in a room can stand between the formed water curtains and the wall body to avoid, partial smoke can be contained in the water, the people standing behind the water curtains are not prone to sucking excessive smoke, and then fire fighters can carry out rescue work within a more sufficient time, meanwhile, the water flowing out of the water outlet holes can extinguish fire spreading to the vicinity of the wall body, and the spread of fire can be slowed down;
2. the wall is provided with the air inlet fan and the exhaust fan, so that the wall is started after the verification control unit receives the comparison signal, the air inlet fan pumps indoor fresh air between the water curtain formed by the water outlet hole and the wall to be breathed by a person standing behind the water curtain, the exhaust fan exhausts indoor smoke to the outside through the exhaust pipe, and an air exchange channel is formed between the air inlet fan and the exhaust fan to provide a better breathing environment for the person standing between the water curtain and the wall, so that the harm of smoke generated by fire to the person is reduced;
3. through installing human response unit on the shielding plate to when the response conflagration takes place, whether someone stands under the shielding plate, so that the water feed pump side is opened when satisfying someone simultaneously and smog signal and being greater than smog threshold signal Verf1, and water flows out from outlet opening again, so that the difficult condition that the mistake starts that appears of water feed pump, has reduced the water and has spurted in disorder and the extravagant phenomenon of water.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic structural view of the present embodiment with the left and right baffles removed;
fig. 3 is a circuit diagram of the present embodiment.
In the figure, 1, a wall body; 2. a shielding plate; 3. a water outlet hole; 4. an air inlet; 5. an exhaust hole; 6. a fan inlet; 7. an exhaust fan; 8. an air inlet pipe; 9. an exhaust pipe; 10. a water tank; 11. a right baffle; 12. and a left baffle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an indoor sprinkler system, including installing at indoor wall body 1's shielding plate 2, shielding plate 2 is located wall body 1 and keeps away from the one end on ground and towards the direction extension setting of keeping away from wall body 1, the baffle is the cavity setting, be provided with water tank 10 in the wall body 1 (see fig. 2), the working shaft (not shown in the figure) has been placed in the water tank 10, the intercommunication has raceway (not shown in the figure) between working shaft and the shielding plate 2, shielding plate 2 keeps away from the one end of wall body 1 and opens a plurality of apopores 3 towards ground, a plurality of apopores 3 are along the even interval distribution of 2 side length direction of shielding plate.
Referring to fig. 2, the fixed end of the shielding plate 2 and the wall 1 is horizontally arranged, the end of the shielding plate 2 opposite to the wall 1 is arranged in a semicircular arc shape, the end of the shielding plate 2 far away from the wall 1 bends towards the ground, the water outlet hole 3 is located at the end of the shielding plate 2 bending towards the ground, and when a person stands below the shielding plate 2, the person is located in the projection area of the shielding plate 2 on the ground.
An exhaust hole 5 and an air inlet hole 4 are formed in the wall body 1 provided with the baffle plate 2, the exhaust hole 5 is communicated with an exhaust pipe 9 communicated with the outside, an exhaust fan 7 is fixed in the exhaust hole 5, and the exhaust fan 7 is opposite to the inside for exhausting air.
Referring to fig. 1 and 2, the opening edge of the exhaust hole 5 close to the indoor side is in a step shape, the exhaust hole 5 and the air inlet hole 4 are respectively provided with a baffle in an inserted manner, the baffle comprises a left baffle 12 and a right baffle 11, the left baffle 12 is plugged at one end of the exhaust hole 5 close to the indoor side, and the left baffle 12 is in inserted fit with the exhaust hole 5.
The side edge of the left baffle 12 is provided with a gap, and a gap is reserved between the gap and the hole wall of the exhaust hole 5.
An air inlet pipe 8 communicated with the outside is communicated with the air inlet hole 4, an air inlet fan 6 is fixed in the air inlet hole 4, and the air inlet fan 6 is opposite to indoor blowing.
The opening border that the inlet port 4 is close to indoor one side is the echelonment setting, and the baffle includes right baffle 11, and the shutoff of right baffle 11 is in the inlet port 4 and is close to indoor one end, and right baffle 11 and inlet port 4 are pegged graft the cooperation.
The side edge of the right baffle plate 11 is provided with a gap, and a gap is reserved between the gap and the hole wall of the air inlet hole 4.
Referring to fig. 2, a smoke alarm device is installed on the shielding plate 2, and the smoke alarm device includes a smoke sensor, a smoke concentration comparison unit, and a verification control unit.
The smoke sensor is used for detecting the concentration of indoor smoke and outputting a smoke signal.
The smoke concentration comparison unit is coupled with the smoke sensor, is preset with a smoke threshold signal Verf1 and sends out a comparison signal when the smoke signal is greater than the smoke threshold signal Verf 1.
The smoke concentration comparison unit comprises a comparator A1, a first signal input end of a comparator A1 is connected with the smoke sensor, a second signal input end of a comparator A1 is connected with the smoke threshold signal Verf1, and a signal output end of a comparator A1 is electrically connected with the verification control unit. The first signal input terminal of the comparator A1 is a positive phase signal input terminal, and the second signal input terminal of the comparator A1 is an inverted phase signal input terminal.
When the smoke signal is greater than the smoke threshold signal Verf1, the value of the first signal input terminal of the comparator a1 is greater than that of the second signal input terminal, and the signal output terminal of the comparator a1 outputs a high-level signal to the verification control unit.
The signal output end of the comparator A1 is electrically connected with an NPN type second triode Q2, the base electrode of the second triode Q2 is electrically connected with the signal output end of the comparator A1, the emitting electrode of the second triode Q2 is grounded, and the collecting electrode of the second triode Q2 is electrically connected with power supply voltage after being connected with a buzzer HA in series. When the comparator a1 outputs a high level, the second triode Q2 is turned on, and the buzzer HA sounds a buzzer sound.
The verification control unit is coupled respectively in exhaust fan 7 and smog concentration comparing unit, the verification control unit includes verification module and switch module, the verification module includes the logic gate device, the first signal input part of logic gate device is connected with comparator A1's signal output part behind first resistance R1, the second signal input part of logic gate device is connected with human induction unit, human induction unit installs in one side that shielding plate 2 is close to ground in order to be used for detecting indoor whether someone stands under shielding plate 2 and output someone signal under the condition that has the people, the logic gate device is receiving someone signal and comparison signal output logic signal simultaneously. In this embodiment, the logic gate device is a logic and gate, the human body sensing unit is a heat release infrared sensor, and the human body sensing unit is installed in each room, so as to improve the accuracy of human signal transmission.
The human body sensing unit outputs a high level signal to the logic AND gate under the condition that a person is sensed under the shielding plate 2, and the signal output end of the logic AND gate outputs the high level signal according to the truth table of the logic AND gate.
The switch module comprises an NPN type first triode Q1, the base electrode of the first triode Q1 is connected with the signal output end of the logic AND gate after passing through a second resistor R2, the collector electrode of the first triode Q1 is connected with power supply voltage after passing through a third resistor R3, the emitter electrode of the triode Q1 is connected with a relay KM1 in series, the relay KM1 is provided with a first normally open contact switch KM1-1, and the first normally open contact switch KM1-1 is connected with a power supply loop of the exhaust fan 7 in series. When receiving the high level output by the signal output end of the logic AND gate, the first triode Q1 is conducted, the relay is electrified, and the first normally open contact switch KM1-1 is closed.
The working conditions and the implementation principle of the embodiment are as follows:
when the smoke sensor senses that smoke occurs, a smoke signal is output to the comparator A1, when the smoke signal is greater than a smoke threshold signal Verf1, the signal output end of the comparator A1 outputs a high-level signal, meanwhile, the buzzer gives an alarm sound, people who escape from a room due to big fire are not in the reach, when the alarm sound of the buzzer HA is heard, the buzzer can stand under the shielding plate 2, the human body sensing gear unit outputs a high-level signal to the logic AND gate under the condition that people are sensed to be under the shielding plate 2, the signal output end of the logic AND gate can output a high-level signal according to a truth table of the logic AND gate, the first triode Q1 is conducted, the relay KM1 is powered on, the first normally open contact switch KM1-1 is closed, so that the water supply pump, the exhaust fan 7 and the intake fan 6 are powered on and started, the water supply pump pumps water in the water tank 10 to the shielding plate 2 and flows out from the water outlet 3, so that a water curtain is formed in front of the wall body 1, and the smoke part is blocked in front of the water curtain, thereby reducing the influence of the smoke on indoor people and ensuring that fire fighters obtain enough rescue time to carry out rescue work.
The air exchange effect is formed by the air inlet fan 6 and the air outlet fan 7, so that people standing between the water curtain and the wall body 1 can obtain fresh air, the influence of dense fog generated by fire on people is reduced,
through setting up left baffle 12 and right baffle 11 in order to shelter from in exhaust hole 5 and inlet port 4 department to when daily, keep the integrality of wall, simultaneously, the dust is also difficult for amassing in inlet port 4 and exhaust hole 5 department, with when the fan starts, is difficult for causing the condition that the dust flies upward.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an indoor spraying system that puts out a fire, is including installing indoor smog alarm device, its characterized in that: install shielding plate (2) on indoor wall body (1), shielding plate (2) are located wall body (1) and keep away from the one end on ground and towards keeping away from wall body (1) direction and extend, shielding plate (2) become the cavity setting, install water tank (10) in wall body (1), be equipped with the working shaft in water tank (10), the working shaft with the intercommunication has the raceway between shielding plate (2), the one end of wall body (1) is kept away from in shielding plate (2) is opened and is had towards a plurality of apopores (3) of ground open-ended, and is a plurality of apopore (3) are wound shielding plate (2) side extending direction interval distribution, smog warning circuit includes:
a smoke sensor installed on an indoor ceiling for detecting a smoke concentration in a room and outputting a smoke signal;
the smoke concentration comparison unit is coupled with the smoke sensor, preset with a smoke threshold signal Verf1 and sends out a comparison signal when the smoke signal is greater than the smoke threshold signal Verf 1;
and the verification control unit is coupled with the smoke concentration comparison unit and controls the water supply pump to be started when receiving the comparison signal.
2. An indoor fire suppression sprinkler system according to claim 1, wherein: it has exhaust hole (5) and inlet port (4) to be located to open on wall body (1) of one side that the baffle is close to ground, exhaust hole (5) intercommunication has intercommunication outdoor blast pipe (9), the intercommunication has intake pipe (8) between inlet port (4) intercommunication and the open air, is equipped with on inlet port (4) and communicates into fan (6), exhaust hole (5) are equipped with air discharge fan (7), it opens and stops under the control of control unit to advance fan (6) and exhaust fan to verify.
3. An indoor fire suppression sprinkler system according to claim 2, wherein: the air inlet hole (4) and the exhaust hole (5) are respectively covered with a baffle.
4. An indoor fire suppression sprinkler system according to claim 3, wherein: the opening edges of the air inlet holes (4) and the air outlet holes (5) are arranged in a step shape.
5. An indoor fire suppression sprinkler system according to claim 4, wherein: and an opening notch is formed in the edge of the baffle.
6. An indoor fire suppression sprinkler system according to claim 1, wherein: the smoke concentration comparison signal comprises a comparator A1, a first signal input end of the comparator A1 is connected with the smoke sensor, a second signal input end of the comparator A1 is connected with the smoke threshold signal Verf1, and a signal output end of the comparator A1 is electrically connected with a verification control unit.
7. An indoor fire suppression sprinkler system according to claim 6, wherein: the verification control unit comprises a verification module and a switch module, the verification module comprises a logic gate device, a first signal input end of the logic gate device is connected with a signal output end of a comparator A1, a second signal input end of the logic gate device is connected with a human body induction unit, the human body induction unit is installed on one side, close to the ground, of a shielding plate (2) and used for detecting whether people exist indoors and outputting a person signal under the condition that people exist, and the logic gate device outputs a logic signal when receiving the person signal and a comparison signal simultaneously.
8. An indoor fire suppression sprinkler system according to claim 7, wherein: the switch module comprises a first triode Q1, the base of a first triode Q1 is connected with the signal output end of the logic gate device, the collector of the first triode Q1 is connected with power voltage, the emitter of the first triode Q1 is connected with a relay KM1 in series, the relay KM1 is provided with a first normally open contact switch KM1-1, and the first normally open contact switch KM1-1 is connected in series with a power supply loop of the water supply pump, the exhaust fan and the air inlet fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021294583.0U CN212730761U (en) | 2020-07-02 | 2020-07-02 | Indoor fire extinguishing spraying system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021294583.0U CN212730761U (en) | 2020-07-02 | 2020-07-02 | Indoor fire extinguishing spraying system |
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| CN212730761U true CN212730761U (en) | 2021-03-19 |
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| CN202021294583.0U Active CN212730761U (en) | 2020-07-02 | 2020-07-02 | Indoor fire extinguishing spraying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113538836A (en) * | 2021-06-28 | 2021-10-22 | 唐山微探电子设备有限公司 | Alarm device with protection function for fire detector and operation method thereof |
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2020
- 2020-07-02 CN CN202021294583.0U patent/CN212730761U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113538836A (en) * | 2021-06-28 | 2021-10-22 | 唐山微探电子设备有限公司 | Alarm device with protection function for fire detector and operation method thereof |
| CN113538836B (en) * | 2021-06-28 | 2022-06-03 | 唐山微探电子设备有限公司 | Alarm device with protection function for fire detector and operation method thereof |
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