CN212090653U - Wireless fire alarm fire extinguishing control device - Google Patents
Wireless fire alarm fire extinguishing control device Download PDFInfo
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- CN212090653U CN212090653U CN202020026422.7U CN202020026422U CN212090653U CN 212090653 U CN212090653 U CN 212090653U CN 202020026422 U CN202020026422 U CN 202020026422U CN 212090653 U CN212090653 U CN 212090653U
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Abstract
The utility model relates to a wireless fire alarm and fire extinguishing control device, which comprises a master control CPU, a photoelectric smoke sensing device, a single-end crest thermal sensing temperature sensing device, a charging power supply device, an audible and visual alarm device, a wireless transceiver device and an electric ignition and feedback device, wherein the master control CPU is respectively connected with the photoelectric smoke sensing device, the single-end wave crest heat-sensitive temperature sensing device, the charging power supply device, the sound-light alarm device, the wireless transceiver device and the electric ignition and feedback device, and the sound and light alarm device comprises a first alarm device, a second alarm device and a third alarm device, the first alarm device is connected with the photoelectric smoke sensing device, the second alarm device is connected with the single-end wave crest heat-sensitive temperature sensing device, the third alarm device is connected with the photoelectric smoke sensing device, the single-ended wave crest thermal sensitive temperature sensing device and the electric ignition and feedback device.
Description
Technical Field
The utility model relates to a power electronics fire safety's technical field especially indicates a wireless fire alarm fire extinguishing control device.
Background
In the current power electronic field, only can rely on smoke detector to send fire alarm information for fire alarm controller when taking place the conflagration, fire alarm controller sends alarm signal, carries out coordinated control according to presetting logic to conflagration automatic fire extinguishing systems again and puts out a fire. However, in many cases, particularly in some large-scale distribution rooms, server rooms, etc., a fire is caused only by equipment of a certain control cabinet, and fire extinguishing using an automatic fire extinguishing system is required to be performed in the whole protection area. In addition, the fire detector and the fire alarm controller must be matched for use, additional wiring is needed, the reliability is poor, and the arrangement is not flexible.
In order to overcome the problems, the prior Chinese invention patent (CN104916065A) discloses an intelligent fire alarm, which comprises a remote monitoring center, a singlechip, a temperature sensor, a smoke sensor, a voice broadcasting unit, an alarm unit and an automatic dialing unit; the single chip microcomputer is further connected with an information storage unit, a wireless positioning module used for positioning the trapped people and a key input circuit used for setting parameters, and the wireless positioning module is respectively in wireless connection with the single chip microcomputer and the remote monitoring center through a wireless transmission module. The single chip microcomputer judges whether a fire disaster occurs according to data collected by the temperature sensor and the smoke sensor, and then starts the alarm unit, so that the aim of alarming is fulfilled, but the alarm form is single, and accurate identification cannot be carried out, so that the alarm precision is low.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to solve the technical problem that can not accurately distinguish the warning among the overcoming prior art, the problem that the warning precision is low to a wireless fire alarm fire extinguishing control device that can accurately distinguish the warning, warning precision is high is provided.
In order to solve the technical problems, the wireless fire alarm and fire extinguishing control device of the utility model comprises a main control CPU, a photoelectric smoke sensing device, a single-end wave crest heat-sensitive temperature sensing device, a charging power supply device, an acousto-optic alarm device, a wireless transceiver device and an electric ignition and feedback device, wherein the master control CPU is respectively connected with the photoelectric smoke sensing device, the single-end wave crest heat-sensitive temperature sensing device, the charging power supply device, the sound-light alarm device, the wireless transceiver device and the electric ignition and feedback device, and the sound and light alarm device comprises a first alarm device, a second alarm device and a third alarm device, the first alarm device is connected with the photoelectric smoke sensing device, the second alarm device is connected with the single-end wave crest heat-sensitive temperature sensing device, the third alarm device is connected with the photoelectric smoke sensing device, the single-ended wave crest thermal sensitive temperature sensing device and the electric ignition and feedback device.
In an embodiment of the present invention, a temperature threshold device and a smoke threshold device are disposed in the main control CPU.
In an embodiment of the present invention, a delay adjustable device is disposed in the main control CPU.
In an embodiment of the present invention, the main control CPU is further connected to a programming interface, a reset button, a buzzer, and an indicator light.
In an embodiment of the present invention, the photoelectric smoke sensing device is further connected to a test key for manually simulating smoke alarm and manually eliminating false smoke alarm.
In an embodiment of the present invention, the number of the single-ended peak temperature-sensitive temperature-sensing devices is plural.
The utility model discloses an in the embodiment, still include the reading and writing setting device, just the reading and writing setting device with master control CPU links to each other.
In an embodiment of the present invention, the main control CPU, the photoelectric smoke sensing device, the single-ended peak temperature sensing device, the charging power supply device, the sound-light alarm device, the wireless transceiver, the read-write setting device, the electric ignition device and the feedback device are integrated into an integrated controller.
The utility model discloses an in the embodiment, the power supply unit that charges includes charging circuit, rechargeable battery group, voltage conversion equipment, and the charging circuit control end inserts master control CPU.
In an embodiment of the present invention, the wireless transceiver is connected to a monitoring device.
Compared with the prior art, the technical scheme of the utility model have following advantage:
wireless fire alarm controlling means that puts out a fire, because whole device produces different audible-visual annunciation signal to the form of difference, consequently can be accurate differentiate the warning that what kind of form arouses to can improve the alarm accuracy, ensure that the conflagration initial stage just can carry out accurate control. In addition, a delay adjustable device is further arranged in the main control CPU, so that the condition that the fire extinguishing device is triggered by mistake due to false alarm of the detector is completely avoided.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of the wireless fire alarm fire extinguishing control device of the present invention;
fig. 2 is a schematic diagram of the acousto-optic alarm device of the present invention.
The specification reference numbers indicate: 10-a main control CPU, 11-a photoelectric smoke sensing device, 12-a single-end crest thermal sensing temperature sensing device, 13-a charging power supply device, 14-an audible and visual alarm device, 14A-a first alarm device, 14B-a second alarm device, 14C-a third alarm device, 15-a wireless transceiver device, 16-an electric ignition and feedback device and 17-a read-write setting device.
Detailed Description
As shown in fig. 1 and 2, the present embodiment provides a wireless fire alarm and fire extinguishing control device, which includes a main control CPU10, a photoelectric smoke sensing device 11, a single-end peak thermal sensitive temperature sensing device 12, a charging power supply device 13, an audible and visual alarm device 14, a wireless transceiver 15, and an electrical ignition and feedback device 16, wherein the main control CPU10 is respectively connected to the photoelectric smoke sensing device 11, the single-end peak thermal sensitive temperature sensing device 12, the charging power supply device 13, the audible and visual alarm device 14, the wireless transceiver 15, and the electrical ignition and feedback device 16, the audible and visual alarm device 14 includes a first alarm device 14A, a second alarm device 14B, and a third alarm device 14C, the first alarm device 14A is connected to the photoelectric smoke sensing device 11, the second alarm device 14B is connected to the single-end peak thermal sensitive temperature sensing device 12, and the third alarm device 14C is connected to the photoelectric smoke sensing device 11 and the single-end peak thermal sensitive temperature sensing device 12, and the electrical ignition and feedback device 16 are connected to the photoelectric smoke And the electrical ignition and feedback device 16.
The wireless fire alarm and fire extinguishing control device of the embodiment comprises a master control CPU10, a photoelectric smoke sensing device 11, a single-end peak temperature sensing device 12, a charging power supply device 13, an audible and visual alarm device 14, a wireless transceiver 15, and an electric ignition and feedback device 16, wherein the master control CPU10 is connected with the photoelectric smoke sensing device 11, the photoelectric smoke sensing device 11 converts detected smoke into a parameter form and sends the parameter form to the master control CPU10, the master control CPU10 is connected with the single-end peak temperature sensing device 12, the single-end peak temperature sensing device 12 converts detected temperature into a parameter form and sends the parameter form to the master control CPU10, the master control CPU10 is connected with the charging power supply device 13, the charging power supply device 13 can provide power for the master control CPU10 so as to ensure that a fire protection function is provided at any time, the master control CPU10 is connected with the audible and visual alarm device 14, the main control CPU10 transmits the detection result to the sound and light alarm device 14, and sends out corresponding signals through the sound and light alarm device 14, the main control CPU10 is connected with the wireless transceiver 15, the main control CPU10 transmits the detection result through the wireless transceiver 15, the main control CPU10 is connected with the electric ignition and feedback device 16, the main control CPU10 transmits the detection result to the electric ignition and feedback device 16, and confirms whether the fire extinguishing device needs to be started or not; the sound and light alarm device 14 comprises a first alarm device 14A, a second alarm device 14B and a third alarm device 14C, the first alarm device 14A is connected with the photoelectric smoke sensing device 11, the photoelectric smoke sensing device 11 converts the detected smoke into a parameter form and sends the parameter form to the main control CPU10, and if the smoke is judged to be out of limit at the moment, the main control CPU10 transmits the result to the first alarm device 14A to generate a smoke alarm signal; the second alarm device 14B is connected to the single-ended peak temperature-sensitive device 12, the single-ended peak temperature-sensitive device 12 converts the detected temperature into a parameter form and sends the parameter form to the main control CPU10, and if the temperature is judged to be out of limit at this time, the main control CPU10 transmits the result to the second alarm device 14B to generate a temperature alarm signal; the third alarm device 14C is connected to both the photoelectric smoke sensing device 11 and the single-ended peak thermal sensitive temperature sensing device 12, the photoelectric smoke sensing device 11 and the single-ended peak thermal sensitive temperature sensing device 12 respectively convert the detected smoke and temperature into parameter forms and send the parameter forms to the main control CPU10, and if the detected smoke and temperature exceed the limit, the main control CPU10 transmits the result to the third alarm device 14C and the electric ignition and feedback device 16 to generate a fire alarm signal, and simultaneously, the fire extinguishing device is started according to the signal fed back by the electric ignition and feedback device 16. The whole device generates different sound and light alarm signals aiming at different forms, so that the alarm caused by which form can be accurately distinguished, the alarm precision can be improved, and accurate control can be carried out at the initial stage of a fire.
A temperature threshold device and a smoke threshold device are arranged in the main control CPU10, and when the main control CPU10 detects that smoke in a protection area exceeds the limit, the first alarm device 14A is started; when the master control CPU10 detects that the temperature of the protected area exceeds the limit, the second alarm device 14B is activated; when the main control CPU10 detects that both the smoke and the temperature in the protected area exceed the limits, the third alarm device 14C is activated. Because the fire extinguishing device is started under the condition that the temperature and the smoke are simultaneously met, and the fire extinguishing device is started by the main control CPU10, false alarm caused by the detector can be avoided. The main control CPU10 is connected with a programming interface, a reset button, a buzzer and an indicator light. A time delay adjustable device is further arranged in the main control CPU10, so that the condition that the fire extinguishing device is triggered by mistake due to false alarm of the detector is completely avoided.
In this embodiment, the photoelectric smoke sensing device 11 converts the collected environmental smoke analog quantity of the protection area into a high-low level signal after being processed and operated in the smoke sensing device, and accesses the main control CPU10, and the main control CPU10 detects the high-low level signal to determine whether there is a smoke alarm. Specifically, the first alarm device 14A is activated when the main control CPU10 detects that the smoke in the protected area exceeds the limit. The photoelectric smoke sensing device 11 is also connected with a test key for manually simulating smoke alarm and manually eliminating false smoke alarm.
In this embodiment, the single-ended peak temperature-sensitive temperature sensing device 12 converts the collected environmental temperature analog quantity of the protected area into an analog voltage signal through the temperature sensing device, and accesses the main control CPU10, and the main control CPU10 detects the magnitude of the analog voltage signal and compares the magnitude with a built-in alarm temperature threshold voltage of the main control CPU10 to determine whether there is a temperature alarm. Specifically, the second alarm device 14B is activated when the main control CPU10 detects that the temperature of the protected area exceeds the limit. The number of the single-ended wave crest thermal sensitive temperature sensing devices 12 is multiple, thereby being beneficial to accurately detecting parameters such as temperature and the like.
In order to ensure that the wireless fire alarm fire-extinguishing controller provides a fire protection function at any time within 24 hours all day, the charging power supply device 13 comprises a charging circuit, a charging battery pack and a voltage conversion device, and the control end of the charging circuit is connected to the main control CPU. The charging power supply device 13 is a voltage-stabilizing constant-current charging device, and when the main control CPU10 detects that the charging voltage of the battery pack reaches the rated value of the lithium battery and the charging current is gradually reduced to 2mA, the charging circuit is disconnected, and charging in a new period is started until the voltage of the lithium battery pack is reduced to a set voltage threshold. By adopting the charging control logic, the service life of the lithium battery can be ensured.
The wireless transceiver 15 is connected to the main control CPU10 in a bus manner, and the wireless transceiver 15 is connected to a monitoring device, so that data information and alarm information collected by the main control CPU10 can be wirelessly transmitted to the monitoring device, thereby ensuring that the fire condition and related status parameters of the fire position in the protected area can be timely notified to fire safety management personnel or on-duty personnel.
The wireless fire alarm fire-extinguishing control device further comprises a read-write setting device 17, the read-write setting device 17 is connected with the main control CPU10, and the read-write setting device 17 can be used for field or remote control, so that read-write setting of alarm temperature parameters, controller communication channels and controller ID numbers is realized. The read-write setting device 17 may be an RS485 device.
The master control CPU10, the photoelectric smoke sensing device 11, the single-end wave crest thermal sensing temperature sensing device 12, the charging power supply device 13, the sound-light alarm device 14, the wireless transceiver device 15, the electric ignition and feedback device 16 and the read-write setting device 17 are integrated into a controller, so that the installation and the arrangement are convenient, and the high performance is achieved. Wireless fire alarm of stand alone type controlling means that puts out a fire, be applicable to various application places, controlling means embeds large capacity lithium cell, intelligent charging circuit, battery power monitoring circuit can provide the fire protection 24 hours all day.
The utility model discloses wireless fire alarm fire extinguishing control device's working process as follows:
when a fire disaster occurs in a protected area, the main control CPU10 of the wireless fire alarm and fire extinguishing control device simultaneously detects high and low level signals output by the photoelectric smoke sensing device 11 and detects digital signals converted from analog voltage signals of the single-ended peak thermal sensing device 12, compares the high and low level signals output by the photoelectric smoke sensing device 11 with a smoke alarm value set inside the main control CPU10, determines whether to start the first alarm device 14A, converts the detected analog voltage signals of the single-ended peak thermal sensing device 12 into digital signals, compares the digital signals with a temperature alarm value set inside the main control CPU10, determines whether to start the second alarm device 14B, and continues to detect if the detected high and low level signals output by the photoelectric smoke sensing device 11 are lower than the smoke alarm value set inside the main control CPU10, if the smoke alarm value is higher than the smoke alarm value set in the main control CPU10, starting a first alarm device 14A; if the detected analog voltage signal of the single-ended peak temperature-sensitive temperature sensing device 12 is converted into a digital signal and is lower than the temperature alarm value set in the main control CPU10, continuing to detect, and if the detected analog voltage signal is higher than the temperature alarm value, starting a second alarm device 14B; if the detected high-low level signal output by the photoelectric smoke sensing device 11 is higher than the smoke alarm value set inside the main control CPU10, and the detected digital signal converted from the analog voltage signal of the single-ended peak thermal temperature sensing device 12 is higher than the temperature alarm value set inside the main control CPU10, the third alarm device 14C is activated. In addition, when the main control CPU10 detects that smoke and temperature in the protection area exceed the limits, the time delay is 0-30 seconds, a fire acousto-optic alarm signal is output, the third alarm device 14C is started, an electric ignition signal is output, the fire extinguishing device is started to extinguish fire, and meanwhile, a feedback signal of the fire extinguishing device is detected to confirm whether the fire extinguishing device is started successfully.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a wireless fire alarm controlling means that puts out a fire which characterized in that: the intelligent electronic cigarette ignition system comprises a master control CPU, a photoelectric type cigarette sensing device, a single-end wave crest thermal sensing device, a charging power supply device, an acousto-optic alarm device, a wireless transceiver device and an electric ignition and feedback device, wherein the master control CPU is respectively connected with the photoelectric type cigarette sensing device, the single-end wave crest thermal sensing device, the charging power supply device, the acousto-optic alarm device, the wireless transceiver device and the electric ignition and feedback device, the acousto-optic alarm device comprises a first alarm device, a second alarm device and a third alarm device, the first alarm device is connected with the photoelectric type cigarette sensing device, the second alarm device is connected with the single-end wave crest thermal sensing device, and the third alarm device is connected with the photoelectric type cigarette sensing device, the single-end wave crest thermal sensing device and the electric ignition and feedback device.
2. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: and a temperature threshold device and a smoke threshold device are arranged in the main control CPU.
3. The wireless fire alarm fire extinguishing control device according to claim 1 or 2, wherein: and a delay adjustable device is arranged in the main control CPU.
4. The wireless fire alarm fire extinguishing control device according to claim 1 or 2, wherein: the main control CPU is also connected with a programming interface, a reset key, a buzzer and an indicator light.
5. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: the photoelectric smoke sensing device is also connected with a test key and used for manually simulating smoke alarm and manually eliminating smoke false alarm.
6. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: the number of the single-end wave crest heat-sensitive temperature-sensing devices is multiple.
7. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: the system also comprises a read-write setting device, and the read-write setting device is connected with the master control CPU.
8. The wireless fire alarm fire extinguishing control device according to claim 7, wherein: the main control CPU, the photoelectric smoke sensing device, the single-end wave crest thermal sensing device, the charging power supply device, the sound and light alarm device, the wireless transceiver device, the read-write setting device and the electric ignition and feedback device are integrated into a controller.
9. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: the charging power supply device comprises a charging circuit, a charging battery pack and a voltage conversion device, and the control end of the charging circuit is connected to the main control CPU.
10. The wireless fire alarm fire extinguishing control device according to claim 1, wherein: the wireless transceiver is connected with the monitoring equipment.
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| CN202020026422.7U CN212090653U (en) | 2020-01-07 | 2020-01-07 | Wireless fire alarm fire extinguishing control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115171325A (en) * | 2022-06-30 | 2022-10-11 | 帝森克罗德集团有限公司 | Automatic alarm electric fire extinguishing controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115171325A (en) * | 2022-06-30 | 2022-10-11 | 帝森克罗德集团有限公司 | Automatic alarm electric fire extinguishing controller |
| CN115171325B (en) * | 2022-06-30 | 2024-05-14 | 帝森克罗德集团有限公司 | Automatic alarm electric fire extinguishing controller |
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