CN212933701U - Intelligent alarm device for building - Google Patents
Intelligent alarm device for building Download PDFInfo
- Publication number
- CN212933701U CN212933701U CN202022070722.8U CN202022070722U CN212933701U CN 212933701 U CN212933701 U CN 212933701U CN 202022070722 U CN202022070722 U CN 202022070722U CN 212933701 U CN212933701 U CN 212933701U
- Authority
- CN
- China
- Prior art keywords
- fire alarm
- cylinder
- shell
- alarm device
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The application relates to a building intelligent alarm device, which comprises a protection assembly and a fire alarm, wherein the fire alarm is arranged on the protection device, the protection device comprises a shell and a cylinder, the shell is arranged in a hollow manner and is fixedly connected with a ceiling, a piston rod of the cylinder is fixedly connected with the fire alarm, a first opening is formed in the side surface of the shell, the fire alarm extends out of the first opening and is positioned outside the shell, and the piston rod of the cylinder is in an extension state at the moment; the flexible temperature detect circuit of piston cylinder that control cylinder is coupled to the cylinder, temperature detect circuit include temperature sensor, temperature comparing element and first switch unit, and this application has the piston rod shrink of cylinder and drives in the fire alarm enters into the casing by first opening part for fire alarm is difficult for burning out by flame, increases fire alarm's life's effect.
Description
Technical Field
The application relates to the technical field of building fire control, in particular to a building intelligent alarm device.
Background
Building intelligent systems generally include building security monitoring systems that include security against building fires.
Aiming at the security protection of building fires, a plurality of fire alarm devices are usually installed in a building by workers, the fire alarm devices are uniformly distributed on each floor of the building, the fire alarm devices are usually fixed on a ceiling, the fire alarm devices detect smoke concentration, temperature or combustible gas nearby the fire alarm devices in real time, and when a fire breaks out nearby the fire alarm devices, the fire alarm devices analyze measured data and send out acousto-optic warning signals to warn the personnel in the building to extinguish the fire or escape in time.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when a fire disaster occurs in a building, flame easily spreads to a ceiling and burns out the fire alarm, so that the service life of the fire alarm is shortened.
SUMMERY OF THE UTILITY MODEL
In order to avoid burning out the fire alarm device by flame and prolong the service life of the fire alarm device, the application provides an intelligent alarm device for a building.
The application provides a pair of building intelligent alarm device adopts following technical scheme:
a building intelligent alarm device comprises a protection assembly and a fire alarm device, wherein the protection assembly and the fire alarm device are arranged at a ceiling, the fire alarm device is arranged on the protection device, the protection device comprises a shell and a cylinder, the shell is arranged in a hollow mode and is fixedly connected with the ceiling, the cylinder is fixed on the inner wall of the shell, a piston rod of the cylinder is fixedly connected with the fire alarm device, a first opening for the fire alarm device to enter or extend out is formed in the side face of the shell, when a fire disaster does not happen, the fire alarm device extends out of the first opening and is located outside the shell, and the piston rod of the cylinder is in an extension state at the; the flexible temperature-detecting circuit of piston cylinder of control cylinder is coupled with to the cylinder, temperature-detecting circuit includes:
the temperature sensor is arranged on the fire alarm and used for detecting the temperature of the fire alarm and outputting a temperature detection signal;
a temperature comparison unit coupled to the temperature sensor and preset with a threshold signal Vref1 to output a temperature comparison signal when the temperature detection signal is greater than the threshold signal Vref 1;
and the first switch unit is coupled with the temperature comparison unit and is connected in series in a power supply loop of the cylinder so as to output a switch signal to control the piston rod of the cylinder to contract and drive the fire alarm to extend into the shell when receiving the temperature comparison signal.
Through adopting above-mentioned technical scheme, when the conflagration breaks out in the building, temperature sensor carries out real-time detection to fire alarm's temperature, and the heat that flame produced makes the temperature that temperature sensor detected rise.
When the temperature detection signal sent by the temperature sensor is greater than a threshold signal Vref1, the temperature comparison unit sends a temperature comparison signal to the first switch unit, the first switch unit responds to the temperature comparison signal and sends a switch signal to control the piston rod of the cylinder to contract, the piston rod of the cylinder contracts and drives the fire alarm to enter the shell from the first opening, so that the fire alarm is not easily burnt when flame spreads to the ceiling, and the service life of the fire alarm is prolonged.
When the temperature detection signal sent by the temperature sensor is smaller than the threshold signal Vref1, the piston rod of the cylinder extends and drives the fire alarm to move, so that the fire alarm stretches out of the shell again,
optionally, the protection device further comprises a T-shaped guide rail, the T-shaped guide rail is fixedly connected with the ceiling, the fire alarm is slidably connected with the T-shaped guide rail, an opening is formed in the top of the housing, and the T-shaped guide rail is partially located in the housing; and a piston rod of the air cylinder extends and retracts along the length direction of the T-shaped guide rail.
By adopting the technical scheme, the fire alarm device slides back and forth along the length direction of the T-shaped guide rail in the process that the cylinder is electrified and drives the piston rod to extend out of or enter the shell, and the T-shaped guide rail is arranged to limit the fire alarm device, so that the fire alarm device is not easy to deviate in the process of moving along with the piston rod of the cylinder, and the fire alarm device is more stable to install; casing open-top sets up for the T shape guide rail can pass through logical groove and be located the casing, and then makes fire alarm can follow T shape guide rail and slide to in the casing.
Optionally, fire alarm includes the slip subassembly, and the slip subassembly includes slider and slide bar, the slider is fixed with the one end of slide bar, slider and T shape guide rail joint, the one end and the fire alarm fixed connection of slider are kept away from to the slide bar, the piston rod and the slide bar fixed connection of cylinder.
By adopting the technical scheme, the sliding block is clamped with the T-shaped guide rail, so that the fire alarm is not easy to separate from the T-shaped guide rail in the sliding process along the T-shaped guide rail, and the sliding stability of the fire alarm is improved; the setting of slide bar provides the fixed stay point for the piston rod of cylinder, and fire alarm's slip effect is better.
Optionally, the housing is hinged to a cover plate through a torsion spring, the cover plate is vertically arranged, and the cover plate rotates around one end of the cover plate hinged to the housing and closes or opens the first opening; the cover plate is provided with a notch for the T-shaped guide rail to pass through, and the notch is positioned at the top of the cover plate.
By adopting the technical scheme, when a fire disaster occurs, the piston rod of the air cylinder drives the fire alarm to move towards the shell, the cover plate is hinged with the shell through the torsion spring, so that the cover plate rotates around one end of the cover plate hinged with the shell and closes the first opening due to the elasticity of the torsion spring, flame is not easy to enter the shell from the first opening, and the protection effect of the protection device on the fire alarm is good; the notch is arranged, so that the cover plate is not easy to interfere with the T-shaped guide rail in the rotating process.
Optionally, when a piston cylinder of the cylinder extends to a limit extension position, the fire alarm is abutted to the cover plate.
Through adopting above-mentioned technical scheme for the piston rod of cylinder is difficult for touching to the apron, and when the piston rod of cylinder drove fire alarm and moved towards casing inside, the apron was difficult for interfering with the piston rod of cylinder and leads to the difficult entering casing of fire alarm.
Optionally, the temperature comparing unit includes a first comparator N1, a first signal input terminal of the first comparator N1 is coupled to the temperature sensor, a second signal input terminal of the first comparator N1 is connected to a threshold signal Vref1, and a signal output terminal of the first comparator N1 is coupled to the first switching unit.
By adopting the technical scheme, the first comparator N1 compares the temperature detection signal of the first input end with the threshold signal Vref1 of the second input end and outputs a temperature comparison signal so as to compare the temperature of the fire alarm in real time; when the temperature detection signal is greater than the threshold signal Vref1, the first comparator N1 outputs a temperature comparison signal to the first switch unit, so that the function of the temperature comparison unit outputting the temperature comparison signal to control the first switch unit to send out a switch signal is realized.
Optionally, the first switching unit includes a first transistor Q1, a base of the transistor is coupled to the signal output end of the temperature comparing unit, a collector of the first transistor Q1 is coupled to the power voltage VCC, and an emitter of the first transistor Q1 is grounded.
By adopting the technical scheme, when the first triode Q1 receives a high-frequency signal sent by the first comparator N1, the low-frequency signal is converted into a high-frequency signal, and a switching signal is output to enable the cylinder to be electrified; when the first triode Q1 receives the low-frequency signal sent by the first comparator N1, the base electrode of the first triode Q1 maintains the low-frequency state and the first triode Q1 does not send a switching signal, the cylinder is not powered, and the function of controlling the cylinder piston rod to be powered is realized.
Optionally, the first switch unit further includes a relay KM1, a coil of the relay KM1 is connected in series with an emitter of the first transistor Q1 and then grounded, and the relay KM1 includes a normally open contact switch KM 1-1. The normally open contact switch KM1-1 is connected in series in the power supply loop of the cylinder.
By adopting the technical scheme, when the relay KM1 receives a switching signal sent by the first triode Q1, the normally open contact switch KM1-1 is closed to enable the cylinder to be electrified, and the cylinder is electrified to enable the piston rod of the cylinder to move and drive the fire alarm to move; when the relay KM1 receives a low-frequency signal, the normally-open contact switch KM1-1 is not closed, and the air cylinder is not electrified.
Optionally, when the fire alarm is located in the housing, a gap is left between the fire alarm and the inner wall of the housing.
Through adopting above-mentioned technical scheme, the setting that gapped was left to the inner wall of fire alarm and casing, when the conflagration breaing out, reduces the heat transfer between casing and the fire alarm.
Optionally, the smoke concentration detection circuitry that is used for detecting smog concentration in the building is coupled to the fire alarm, smog concentration detection circuitry includes the warning unit, the warning unit includes buzzer H1 and warning light L1, and when smog concentration detection circuitry detected smog concentration and is too big, warning light L1 sent red warning signal and buzzer H1 sent sound warning signal.
Through adopting above-mentioned technical scheme, smog detection circuitry's setting, when the conflagration and the disaster are in the initial stage in the building, the smog volume that produces this moment is great and flame is less relatively, and smog enters into fire alarm ware and makes warning light L1 send red warning signal, bee calling organ H1 send sound warning signal in order reminding personnel in the building in time to put out a fire or flee for the intensity of a fire is difficult for further expanding.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first switch unit responds to the temperature comparison signal and sends a switch signal to control the piston rod of the air cylinder to contract, the piston rod of the air cylinder contracts and drives the fire alarm to enter the shell from the first opening, so that the fire alarm is not easily burnt when flame spreads to a ceiling, and the service life of the fire alarm is prolonged;
the T-shaped guide rail is arranged to limit the fire alarm, so that the fire alarm is not easy to deviate in the process of moving along with the piston rod of the cylinder, and the fire alarm is more stably installed;
3. the slider and the setting of T shape guide rail joint for fire alarm is difficult for breaking away from T shape guide rail along the gliding in-process of T shape guide rail, has increased the gliding stability of fire alarm.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a circuit diagram of a temperature detection circuit in the present embodiment;
FIG. 3 is a circuit diagram of the Chinese smog rape circuit of this embodiment.
Description of reference numerals: 1. a ceiling; 2. a fire alarm; 21. a sliding assembly; 211. a slider; 212. a slide bar; 3. a protection component; 31. a housing; 311. a first opening; 32. a cylinder; 33. a T-shaped guide rail; 4. a cover plate; 41. a notch; 5. a temperature sensor; 6. a temperature comparison unit; 7. a first switch unit; 8. a smoke sensor; 9. a smoke concentration comparison unit; 10. a second switching unit; 11. and an alarm unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-3 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The embodiment of the application discloses intelligent alarm device of building. Referring to fig. 1, the intelligent building alarm device comprises a protection component 3 and a fire alarm 2, wherein the protection component 3 is installed on a ceiling 1 in a building, and the fire alarm 2 is installed on the protection component 3.
The protection component 3 comprises a cuboid-shaped shell 31, a T-shaped guide rail 33 and a cylinder 32, the shell 31 is arranged in a hollow mode, the top of the shell 31 is opened, the top of the shell 31 is fixedly connected with the ceiling 1, the T-shaped guide rail 33 is fixedly connected with the ceiling 1, the body of the cylinder 32 is fixedly connected with the inner wall of the shell 31, and the piston rod of the cylinder 32 is fixedly connected with the fire alarm 2; the side wall of the shell 31 is provided with a first opening 311 for the fire alarm 2 to enter or extend out, the T-shaped guide rail 33 extends into the through groove from the first opening 311, the T-shaped guide rail 33 is partially positioned in the shell 31, the piston rod of the cylinder 32 extends and retracts along the length direction of the T-shaped guide rail 33, and the length direction of the T-shaped guide rail 33 is consistent with the direction of the first opening 311.
The shell 31 is hinged with a cover plate 4 through a torsion spring, the cover plate 4 rotates around one end of the cover plate hinged with the shell 31 and closes or opens the first opening 311, the cover plate 4 is vertically arranged, a notch 41 for the T-shaped guide rail 33 to penetrate through is formed in the top of the cover plate 4, when the cover plate 4 rotates around one end of the cover plate hinged with the shell 31, the cover plate 4 is not prone to interfering with the T-shaped guide rail 33, and when a piston rod of the air cylinder 32 drives the fire alarm 2 to slide to the shell 31 at the T-shaped guide rail 33 and reach an extreme position outside, the cover plate 4 is abutted to the side wall of the fire; when the fire alarm 2 is located in the housing 31, the fire alarm 2 is spaced apart from the inner wall of the housing 31.
Referring to fig. 2, a temperature detection circuit for controlling the extension and contraction of a piston rod of the cylinder 32 is coupled to the cylinder 32, and the temperature detection circuit includes a temperature sensor 5, a temperature comparison unit 6, and a first switch unit 7.
The temperature sensor 5 is installed in the fire alarm device 2 (not shown in the drawings) for detecting the temperature of the fire alarm device 2 and outputting a temperature detection signal.
The temperature comparing unit 6 is coupled to the temperature sensor 5 and preset with a threshold signal Vref1 to output a temperature comparing signal when the temperature detecting signal is greater than the threshold signal Vref 1; the temperature comparing unit 6 includes a first comparator N1, a first signal input terminal of the first comparator N1 is coupled to the temperature sensor 5, a second signal input terminal of the first comparator N1 is connected to a threshold signal Vref1, and a signal output terminal of the first comparator N1 is coupled to the first switch unit 7.
The first switch unit 7 is coupled to the temperature comparison unit 6 and is connected in series in the power supply loop of the cylinder 32 to output a switch signal to control the piston rod of the cylinder 32 to contract and drive the fire alarm 2 to extend into the shell 31 when receiving the temperature comparison signal; the first switch unit 7 comprises a first triode Q1 and a relay KM1, the base of the triode is coupled to the signal output end of the temperature comparison unit 6, the collector of the first triode Q1 is coupled to the power voltage VCC, the emitter of the first triode Q1 is connected in series with the coil of the relay KM1 and then grounded, and the relay KM1 comprises a normally open contact switch KM 1-1. The normally open contact switch KM1-1 is connected in series in the power supply loop of the air cylinder 32.
Referring to fig. 3, a smoke concentration detection circuit that detects smoke in a fire passageway is coupled to the fire alarm 2, and the smoke concentration detection circuit includes: the smoke concentration monitoring device comprises a smoke sensor 8, a smoke concentration comparison unit 9, a second switch unit 10 and a warning unit 11.
The smoke sensor 8 is installed in the fire alarm 2 (not shown in the drawings) for detecting smoke density and outputting a smoke density detection signal.
The smoke density comparing unit 9 comprises a second comparator N2, a positive input end of the second comparator N2 is coupled to the smoke sensor 8, a negative input end is connected to a smoke density threshold Vref2, and when the smoke density detection signal is greater than the smoke density threshold Vref2, a signal output end of the second comparator N1 outputs a smoke density comparison signal.
The second switching unit 10 includes a second transistor Q2, a base of the second transistor Q2 is coupled to the output terminal of the second comparator N2, a collector of the second transistor Q2 is coupled to the power voltage VCC, and an emitter of the second transistor Q2 is grounded.
The warning unit 11 comprises a warning lamp L1 and a buzzer H1, wherein one end of the warning lamp L1 is coupled to the emitter of the second triode Q2, and the other end of the warning lamp L1 is connected in series with the buzzer H1 and then grounded; when the alarm unit 11 receives the switch signal, the alarm lamp L1 emits a red alarm signal, and the buzzer H1 emits a sound alarm signal.
The implementation principle of the intelligent building alarm device in the embodiment of the application is as follows: the smoke sensor 8 and the temperature sensor 5 detect the smoke concentration and the temperature in the building in real time, when a fire disaster occurs in the building and the fire disaster is in an initial state, the smoke sensor generates large smoke, the combustion area is small, and the temperature detected by the temperature sensor 5 is low; when the smoke concentration detection signal is greater than the threshold signal Vref2, the second comparator N2 outputs a smoke concentration comparison signal to the second triode Q2, the second triode Q2 receives the smoke concentration comparison signal, converts the low frequency into the high frequency and outputs a switch signal to control the warning lamp L1 to emit a red warning signal, and the buzzer H1 to emit a sound warning signal; when the fire is gradually expanded and flame spreads below the fire alarm 2, the temperature detection signal sent by the temperature sensor 5 is greater than a threshold signal Vref1, at this time, the first comparator N1 outputs a temperature comparison signal to the first triode Q1, the first triode Q1 receives the temperature comparison signal, converts the low power frequency into the high power frequency and outputs a switch signal to control the piston cylinder of the cylinder 32 to contract, the piston rod of the cylinder 32 contracts and drives the fire alarm 2 to slide on the T-shaped guide rail 33, the fire alarm 2 enters the housing 31 from the first opening 311, at this time, the cover plate 4 rotates around one end of the cover plate 4 hinged with the housing 31 due to the elasticity of the torsion spring and closes the first opening 311, and in the process that the cover plate 4 closes the first opening 311, the T-shaped guide rail 33 penetrates through the cover plate 4 from the notch 41.
After the fire is gradually reduced, the temperature sensor 5 detects the temperature reduction of a fire area, when a temperature detection signal is smaller than a threshold signal Vref1, a first comparator N1 outputs a low-frequency signal, a first triode is converted from a high-frequency signal to a low-frequency signal and sends a switch signal to control the extension of a piston rod of the cylinder 32, the piston rod of the cylinder 32 extends and drives the fire alarm 2 to move, the cover plate 4 is pushed when the fire alarm 2 moves to the cover plate 4, the cover plate 4 rotates around one end hinged with the shell 31 and opens the first opening 311, the fire alarm 2 extends out of the shell 31 again, and when the piston rod of the cylinder 32 extends to an extreme position, the fire alarm 2 is abutted to the cover plate 4.
When fire alarm 2 is located casing 31, leave gapped setting between the inner wall of fire alarm 2 and casing 31 for flame is difficult to be through heat transfer by casing 31 heat conduction to fire alarm 2, and fire alarm 2 is difficult impaired.
The notch 41 is arranged, so that the T-shaped guide rail 33 is not easy to interfere with the opening and closing of the cover plate 4.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (10)
1. The utility model provides a building intelligent alarm device which characterized in that: the fire alarm device comprises a protection component (3) and a fire alarm device (2), wherein the protection component (3) and the fire alarm device (2) are arranged on a ceiling (1), the protection device comprises a shell (31) and a cylinder (32), the shell (31) is arranged in a hollow mode and is fixedly connected with the ceiling (1), the cylinder (32) is fixed on the inner wall of the shell (31), a piston rod of the cylinder (32) is fixedly connected with the fire alarm device (2), a first opening (311) for the fire alarm device (2) to enter or extend out is formed in the side surface of the shell (31), when a fire disaster does not happen, the fire alarm device (2) extends out of the first opening (311) and is located outside the shell (31), and the piston rod of the cylinder (32) is in an extension state at the moment; the cylinder (32) is coupled with a temperature detection circuit for controlling the expansion and contraction of a piston cylinder of the cylinder (32), and the temperature detection circuit comprises:
the temperature sensor (5) is arranged on the fire alarm (2) and used for detecting the temperature of the fire alarm (2) and outputting a temperature detection signal;
the temperature comparison unit (6) is coupled to the temperature sensor (5) and preset with a threshold signal Vref1 to output a temperature comparison signal when the temperature detection signal is greater than the threshold signal Vref 1;
and the first switch unit (7) is coupled with the temperature comparison unit (6) and is connected in series in a power supply loop of the cylinder (32) so as to output a switch signal to control the piston rod of the cylinder (32) to contract and drive the fire alarm (2) to extend into the shell (31) when receiving the temperature comparison signal.
2. The intelligent building alarm device as claimed in claim 1, wherein: the protection device further comprises a T-shaped guide rail (33), the T-shaped guide rail (33) is fixedly connected with the ceiling (1), the fire alarm (2) is in sliding connection with the T-shaped guide rail (33), the top of the shell (31) is provided with an opening, and the T-shaped guide rail (33) is partially positioned in the shell (31); and a piston rod of the air cylinder (32) extends and retracts along the length direction of the T-shaped guide rail (33).
3. The intelligent building alarm device as claimed in claim 2, wherein: fire alarm ware (2) are including sliding assembly (21), and sliding assembly (21) are including slider (211) and slide bar (212), slider (211) are fixed with the one end of slide bar (212), slider (211) and T shape guide rail (33) joint, the one end and fire alarm ware (2) fixed connection of slider (211) are kept away from in slide bar (212), the piston rod and the slide bar (212) fixed connection of cylinder (32).
4. The intelligent building alarm device as claimed in claim 2, wherein: the shell (31) is hinged with a cover plate (4) through a torsion spring, the cover plate (4) is vertically arranged, and the cover plate (4) rotates around one end of the cover plate hinged with the shell (31) and closes or opens the first opening (311); the cover plate (4) is provided with a notch (41) for the T-shaped guide rail (33) to pass through, and the notch (41) is positioned at the top of the cover plate (4).
5. The intelligent building alarm device as claimed in claim 4, wherein: when a piston cylinder of the air cylinder (32) extends to the limit extension position, the fire alarm (2) is abutted to the cover plate (4).
6. The intelligent building alarm device as claimed in claim 1, wherein: the temperature comparison unit (6) comprises a first comparator N1, a first signal input end of the first comparator N1 is coupled with the temperature sensor (5), a second signal input end of the first comparator N1 is connected with a threshold signal Vref1, and a signal output end of the first comparator N1 is coupled with the first switch unit (7).
7. The intelligent building alarm device as claimed in claim 6, wherein: the first switch unit (7) comprises a first triode Q1, the base of the triode is coupled to the signal output end of the temperature comparison unit (6), the collector of the first triode Q1 is coupled to the power voltage VCC, and the emitter of the first triode Q1 is grounded.
8. The intelligent building alarm device as claimed in claim 7, wherein: the first switch unit (7) further comprises a relay KM1, a coil of the relay KM1 is connected with an emitter of the first triode Q1 in series and then grounded, and the relay KM1 comprises a normally open contact switch KM 1-1;
the normally open contact switch KM1-1 is connected in series in a power supply loop of the air cylinder (32).
9. The intelligent building alarm device as claimed in claim 1, wherein: when the fire alarm (2) is positioned in the shell (31), a gap is reserved between the fire alarm (2) and the inner wall of the shell (31).
10. The intelligent building alarm device as claimed in claim 1, wherein: coupling has the smog concentration detection circuitry who is used for detecting smog concentration in the building in fire alarm (2), smog concentration detection circuitry includes warning unit (11), warning unit (11) include bee calling organ H1 and warning light L1, and when smog concentration detection circuitry detected smog concentration too big, warning light L1 sent red warning signal and bee calling organ H1 sent sound warning signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022070722.8U CN212933701U (en) | 2020-09-19 | 2020-09-19 | Intelligent alarm device for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022070722.8U CN212933701U (en) | 2020-09-19 | 2020-09-19 | Intelligent alarm device for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212933701U true CN212933701U (en) | 2021-04-09 |
Family
ID=75306043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022070722.8U Active CN212933701U (en) | 2020-09-19 | 2020-09-19 | Intelligent alarm device for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212933701U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178042A (en) * | 2021-05-06 | 2021-07-27 | 帕沃电子技术有限公司 | Intelligent collection and transmission device for fire information |
| CN114140976A (en) * | 2022-02-07 | 2022-03-04 | 尼特智能科技股份有限公司 | Smoke detector capable of preventing water mist interference |
| CN114241707A (en) * | 2022-01-20 | 2022-03-25 | 钟永松 | Antifouling alarm for industrial factory building |
| CN114501884A (en) * | 2022-01-24 | 2022-05-13 | 浙江警察学院 | Emergency alarm on street lamp pole |
-
2020
- 2020-09-19 CN CN202022070722.8U patent/CN212933701U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178042A (en) * | 2021-05-06 | 2021-07-27 | 帕沃电子技术有限公司 | Intelligent collection and transmission device for fire information |
| CN114241707A (en) * | 2022-01-20 | 2022-03-25 | 钟永松 | Antifouling alarm for industrial factory building |
| CN114501884A (en) * | 2022-01-24 | 2022-05-13 | 浙江警察学院 | Emergency alarm on street lamp pole |
| CN114501884B (en) * | 2022-01-24 | 2023-07-18 | 浙江警察学院 | Emergency alarm on street lamp pole |
| CN114140976A (en) * | 2022-02-07 | 2022-03-04 | 尼特智能科技股份有限公司 | Smoke detector capable of preventing water mist interference |
| CN114140976B (en) * | 2022-02-07 | 2022-05-17 | 尼特智能科技股份有限公司 | Smoke detector capable of preventing water mist interference |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212933701U (en) | Intelligent alarm device for building | |
| CN205508040U (en) | Kitchen safety coefficient of control kitchen conflagration | |
| CN104279917A (en) | Intelligent net shooting device | |
| CN111275918A (en) | Flame detection analysis early warning system | |
| CN205391528U (en) | Multi -functional intelligent fire hose | |
| CN212381312U (en) | Intelligent security monitoring device | |
| CN108939384A (en) | A kind of Initial Stage of Fire automatic fire extinguishing system based on robot | |
| CN206946223U (en) | A kind of new intelligent domestic system | |
| CN205412011U (en) | Intelligence fire hose | |
| CN205247167U (en) | Building intellectualized supervisory control fire extinguishing system | |
| CN207367335U (en) | Intelligent remote fire alarm lamp and early warning system | |
| CN208335422U (en) | A kind of smog, combustable gas concentration and the three-in-one indoor inductor of temperature | |
| CN107093298A (en) | Generator for signal crying for help, device and its method for producing distress signal | |
| CN208319777U (en) | A kind of prefabricated cabin escaping device from fire disaster | |
| CN115764582A (en) | Switch board with fire prevention alarming function | |
| CN114120570B (en) | Intelligent automatic fire alarm device | |
| CN215814430U (en) | Smoking ban monitoring device and system | |
| CN2045869U (en) | Automatic surveying, alarming and fire-extinguishing device for fire in room | |
| CN210895738U (en) | High-rise intelligent fire-fighting early-warning escape system | |
| CN208061387U (en) | A kind of cigarette sense detecting and warning system | |
| CN213152422U (en) | Four-line-belt fire-fighting infrared induction lamp driving circuit | |
| CN114837531A (en) | Automatic spraying fireproof door based on mechanical structure | |
| CN116754019B (en) | Lighting system intelligent monitoring device based on artificial intelligence | |
| CN209475463U (en) | Fire dynamic monitoring system | |
| CN208315404U (en) | A kind of New-type Libraries fire prevention pre-alarm device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |