CN117935466B - Multifunctional alarm control device for computer room - Google Patents
Multifunctional alarm control device for computer room Download PDFInfo
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- CN117935466B CN117935466B CN202410322875.7A CN202410322875A CN117935466B CN 117935466 B CN117935466 B CN 117935466B CN 202410322875 A CN202410322875 A CN 202410322875A CN 117935466 B CN117935466 B CN 117935466B
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- 238000001514 detection method Methods 0.000 claims abstract description 76
- 238000012544 monitoring process Methods 0.000 claims abstract description 37
- 230000003993 interaction Effects 0.000 claims abstract description 7
- 230000002159 abnormal effect Effects 0.000 claims abstract description 5
- 239000003990 capacitor Substances 0.000 claims description 33
- 238000012806 monitoring device Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 230000009466 transformation Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000001815 facial effect Effects 0.000 abstract 2
- 230000011664 signaling Effects 0.000 abstract 1
- 102100039435 C-X-C motif chemokine 17 Human genes 0.000 description 4
- 101000889048 Homo sapiens C-X-C motif chemokine 17 Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a multifunctional alarm control device of a computer room, which relates to the technical field of alarms and comprises a power control module, a power control module and a control module, wherein the power control module is used for supplying power and processing electric energy; the commercial voltage detection module is used for detecting a commercial power supply state; the work detection module is used for detecting the power transmission state; the intelligent control module is used for signal receiving, module control and wireless data interaction; the computer room monitoring module is used for monitoring and facial recognition processing of the computer room; the electric energy state judging module is used for logically processing the input signal and controlling the standby power supply of the standby power supply module, and the abnormal power supply of the alarm module alarms; and the safety protection module is used for alarming when the standby power supply module and the accessed mains voltage are powered down. The multifunctional alarm control device for the computer room provided by the invention is used for completing the monitoring and facial recognition of the computer room, performing wireless data interaction with a monitoring center, completing anti-theft alarm according to different power supply states and improving the safety of the device.
Description
Technical Field
The invention relates to the technical field of alarm, in particular to a multifunctional alarm control device for a computer room.
Background
The use of computers is very popular, in many use occasions, especially in the centralized use occasions of computers such as computer rooms, the number of computers is large because of a large number of computers, in order to avoid the possibility that some lawbreakers use the computers, power failure opportunities or steal the computer rooms at night, the existing computer rooms are all provided with security personnel patrol or adopt related monitoring alarms to monitor the computer rooms so as to improve the security of the computer rooms, the security personnel patrol can increase the manpower resource requirements, and when criminals perform power-off control or destroy on the monitoring alarms, the monitoring alarms can not normally monitor and alarm, so that criminals can take advantage of the security personnel, and therefore, the security personnel can be improved.
Disclosure of Invention
The embodiment of the invention provides a multifunctional alarm control device for a computer room, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A computer room multifunctional alarm control device, comprising: the system comprises a power supply control module, a commercial voltage detection module, a work detection module, an intelligent control module, a machine room monitoring module, a standby power supply module, an electric energy state judgment module, an alarm module and a safety protection module;
the power supply control module is connected with the standby power supply module and is used for accessing the electric energy of the commercial power and the electric energy output by the standby power supply module and carrying out transformation, rectification filtering, voltage regulation and multiplexing output processing on the accessed electric energy;
The commercial voltage detection module is connected with the power control module and is used for carrying out isolation electric energy detection on the electric energy accessed by the power control module and outputting a first detection signal;
The work detection module is connected with the power control module and is used for carrying out isolation electric energy detection on the electric energy transmitted by the power control module and outputting a second detection signal;
The intelligent control module is connected with the power supply control module, the commercial voltage detection module, the work detection module, the machine room monitoring module and the safety protection module, and is used for receiving the first detection signal and the second detection signal, receiving the monitoring data and the identification data output by the machine room monitoring module, detecting the alarm state of the safety protection module, receiving the electric energy output by the power supply control module and performing wireless data interaction processing with a monitoring center;
The computer room monitoring module is used for detecting smoke and flame of the computer room and outputting monitoring data, carrying out face recognition detection on personnel entering the computer room and outputting recognition data, and outputting a first control signal when unauthorized personnel are recognized;
the electric energy state judging module is connected with the machine room monitoring module, the commercial voltage detecting module and the working detecting module and is used for carrying out logic calculation on the second detecting signal, the first control signal and the first detecting signal, outputting a second control signal when the machine room monitoring module identifies unauthorized personnel and the power control module cuts off the transmitted electric energy under the condition that the power control module normally accesses the commercial power, and outputting a third control signal when the first detecting signal is in a low level state;
The standby power supply module is connected with the electric energy state judging module and the alarm module and is used for providing standby electric energy and transmitting the standby electric energy to the alarm module and the power supply control module when receiving the second control signal and the third control signal;
the alarm module is connected with the electric energy state judging module and is used for receiving the electric energy transmitted by the standby power supply module and carrying out anti-theft alarm and abnormal power failure alarm when receiving a second control signal;
And the safety protection module is connected with the commercial voltage detection module and the standby power supply module, is used for carrying out isolation electric energy detection on electric energy output by the standby power supply module and outputting a third detection signal, is used for carrying out logic calculation on the third detection signal and the first detection signal, and carries out standby alarm processing when the standby power supply module is powered down and the first detection signal output by the commercial voltage detection module is in a low level state.
As still further aspects of the invention: the power supply control module comprises a mains voltage interface, a first key switch, a first transformer, a first rectifier, a first capacitor, a first regulator, a first resistor, a second resistor and a third resistor;
Preferably, the first end and the second end of the mains voltage interface are respectively connected with the first movable end and the second movable end of the first key switch, the first fixed end and the second fixed end of the first key switch are respectively connected with the first end and the second end of the primary side of the first transformer, the first end and the second end of the secondary side of the first transformer are respectively connected with the first input end and the second input end of the first rectifier, the first output end of the first rectifier is connected with one end of the first capacitor and the first input end of the first regulator, the second output end of the first rectifier and the second input end of the first regulator are grounded, and the first output end, the second output end and the third output end of the first regulator are respectively connected with the first end of the first resistor, the first end of the second resistor and the first end of the third resistor.
As still further aspects of the invention: the intelligent control module comprises a first controller, a second capacitor and a communication device; the machine room monitoring module comprises a machine room monitoring device and a face recognition device;
Preferably, the VCC terminal of the first controller is connected to the second terminal of the second resistor and grounded through the second capacitor, the power terminal of the machine room monitoring device and the power terminal of the face recognition device are respectively connected to the second terminal of the first resistor and the second terminal of the third resistor, the output terminal of the machine room monitoring device is connected to the IO1 terminal of the first controller, the first output terminal and the second output terminal of the face recognition device are respectively connected to the IO2 terminal and the IO3 terminal of the first controller, and the TXD terminal and the RXD terminal of the first controller are respectively connected to the receiving terminal and the transmitting terminal of the communication device.
As still further aspects of the invention: the commercial voltage detection module comprises an eighth resistor, a first optocoupler, a first power supply, a fourth capacitor and a ninth resistor;
Preferably, the first end of the first optocoupler is connected with the first end of the mains voltage interface through an eighth resistor, the second end of the first optocoupler is grounded, the third end of the first optocoupler is connected with the first power supply, the fourth end of the first optocoupler is connected with the power state judging module, the IO5 end of the first controller, one end of the fourth capacitor and one end of the ninth resistor, and the other end of the ninth resistor and the other end of the fourth capacitor are grounded.
As still further aspects of the invention: the work detection module comprises a fourth resistor, a second optocoupler, a second power supply and a seventh resistor;
Preferably, the first end of the second optocoupler is connected with the first end of the secondary side of the first transformer through a fourth resistor, the second end of the second optocoupler is grounded, the third end of the second optocoupler is connected with the IO4 end of the first controller and is connected with the second power supply through a seventh resistor, and the fourth end of the second optocoupler is grounded.
As still further aspects of the invention: the electric energy state judging module comprises a first logic chip, a second logic chip, a first inverter and a second diode;
Preferably, the first end, the second end and the third end of the first logic chip are respectively connected with the third end of the second optocoupler, the second output end of the face recognition device and the second end of the second logic chip, the first end of the second logic chip is connected with the input end of the first inverter and the fourth end of the first optocoupler, the third end of the second logic chip is connected with the anode of the second diode, and the cathode of the second diode is connected with the output end of the first inverter.
As still further aspects of the invention: the standby power supply module comprises a standby power supply, a fifth resistor, a first power tube, a second switching tube, a third capacitor and a first diode;
Preferably, the standby power supply is connected with the source electrode of the first power tube and is connected with the grid electrode of the first power tube and the collector electrode of the second switch tube through a fifth resistor, the emitter electrode of the second switch tube and one end of the third capacitor are grounded, the other end of the third capacitor is connected with the drain electrode of the first power tube and the anode electrode of the first diode, the cathode electrode of the first diode is connected with the first input end of the first regulator, and the base electrode of the second switch tube is connected with the cathode electrode of the second diode.
As still further aspects of the invention: the alarm module comprises a sixth resistor, a second power tube, a first switch tube and a first alarm device;
preferably, the grid electrode of the second power tube is connected with the collector electrode of the first switching tube and is connected with the source electrode of the second power tube and the drain electrode of the first power tube through a sixth resistor, the drain electrode of the second power tube is connected with the first end of the first alarm device, the second end of the first alarm device and the emitter electrode of the first switching tube are grounded, and the base electrode of the first switching tube is connected with the anode electrode of the second diode.
As still further aspects of the invention: the safety protection module comprises a tenth resistor, a third optocoupler, a third power supply, an eleventh resistor, a third logic chip, a third switching tube, a twelfth resistor, a second alarm device and an auxiliary battery;
Preferably, the first end of the third optocoupler is connected with the anode of the first diode through a tenth resistor, the second end of the third optocoupler is grounded, the third end of the third optocoupler is connected with a third power supply, the fourth end of the third optocoupler is connected with the first end of the third logic chip and grounded through the eleventh resistor, the second end of the third logic chip is connected with the fourth end of the first optocoupler, the third end of the third logic chip is connected with the base electrode of the third switching tube and the IO6 end of the first controller, the emitter electrode of the third switching tube is grounded through the twelfth resistor, and the collector electrode of the third switching tube is connected with the auxiliary battery through the second alarm device.
Compared with the prior art, the invention has the beneficial effects that: the intelligent control module is matched with the computer room monitoring module to complete the monitoring function and the face identification of the computer room, wireless data interaction is carried out between the intelligent control module and the monitoring center, the electric energy state judging module judges whether the electric energy is normally transmitted or not when the electric energy is normally supplied according to signals output by the working detection module and the commercial voltage detection module, the power supply control module controls the standby power supply module to carry out standby power supply when the electric energy cannot be normally transmitted, the alarm module is triggered to carry out alarm, and the standby power supply module is controlled to carry out standby power supply when the electric energy is lost, and meanwhile the safety protection module judges whether the standby power supply module normally supplies power or not, and if the electric energy is abnormally supplied, the alarm is carried out.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic block diagram of a multifunctional alarm control device for a computer room according to an embodiment of the present invention.
Fig. 2 is a circuit diagram of a multifunctional alarm control device for a computer room provided by the embodiment of the invention.
Fig. 3 is a connection circuit diagram of a commercial voltage detection module provided by the embodiment of the invention.
Fig. 4 is a circuit diagram of a connection of a safety protection module according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In one embodiment, referring to fig. 1, a computer room multifunctional alarm control device includes: the system comprises a power control module 1, a commercial voltage detection module 2, a work detection module 3, an intelligent control module 4, a machine room monitoring module 5, a standby power supply module 6, an electric energy state judging module 7, an alarm module 8 and a safety protection module 9;
specifically, the power supply control module 1 is connected with the standby power supply module 6, and is used for accessing electric energy of the mains supply and electric energy output by the standby power supply module 6, and performing transformation, rectification filtering, voltage regulation and multiplexing output processing on the accessed electric energy;
The commercial voltage detection module 2 is connected with the power supply control module 1 and is used for carrying out isolated power detection on the power accessed by the power supply control module 1 and outputting a first detection signal;
The work detection module 3 is connected with the power control module 1 and is used for carrying out isolation electric energy detection on the electric energy transmitted by the power control module 1 and outputting a second detection signal;
The intelligent control module 4 is connected with the power supply control module 1, the commercial voltage detection module 2, the work detection module 3, the machine room monitoring module 5 and the safety protection module 9, and is used for receiving a first detection signal and a second detection signal, receiving monitoring data and identification data output by the machine room monitoring module 5, detecting an alarm state of the safety protection module 9, receiving electric energy output by the power supply control module 1 and performing wireless data interaction processing with a monitoring center;
The computer room monitoring module 5 is used for detecting smoke and flame of the computer room and outputting monitoring data, carrying out face recognition detection on personnel entering the computer room and outputting recognition data, and outputting a first control signal when unauthorized personnel are recognized;
The electric energy state judging module 7 is connected with the machine room monitoring module 5, the commercial voltage detecting module 2 and the working detecting module 3 and is used for carrying out logic calculation on the second detecting signal, the first control signal and the first detecting signal, outputting the second control signal when the machine room monitoring module 5 identifies unauthorized personnel and the power control module 1 cuts off the transmitted electric energy under the condition that the power control module 1 normally accesses the commercial power, and outputting the third control signal when the first detecting signal is in a low level state;
The standby power supply module 6 is connected with the power state judging module 7 and the alarm module 8 and is used for providing standby power and transmitting the standby power to the alarm module 8 and the power control module 1 when receiving the second control signal and the third control signal;
The alarm module 8 is connected with the electric energy state judging module 7 and is used for receiving the electric energy transmitted by the standby power supply module 6 and carrying out anti-theft alarm and abnormal power failure alarm when receiving the second control signal;
the safety protection module 9 is connected with the mains voltage detection module 2 and the standby power supply module 6, and is used for isolating the electric energy output by the standby power supply module 6, detecting the electric energy and outputting a third detection signal, performing logic calculation on the third detection signal and the first detection signal, and performing standby alarm processing when the standby power supply module 6 is powered down and the first detection signal output by the mains voltage detection module 2 is in a low level state.
In a specific embodiment, the power control module 1 may adopt a power control circuit to complete power transmission control, transformation, rectification filtering and multi-path regulation output; the commercial voltage detection module 2 can adopt a commercial voltage detection circuit formed by a photoelectric coupler and the like to detect the connected commercial voltage state; the work detection module 3 can adopt a work detection circuit formed by a photoelectric coupler and the like to detect the electric energy state transmitted by the power supply control module 1; the intelligent control module 4 can integrate a plurality of components such as an arithmetic unit, a controller, a memory, a communicator, an input/output device and the like by adopting a micro-control circuit, so as to realize the functions of signal processing, data storage, module control, timing control, wireless communication and the like; the machine room monitoring module 5 can adopt a machine room monitoring circuit consisting of a sensor, a face identifier and the like to detect smoke and flame in a computer room and identify the face of an entering person; the standby power supply module 6 can adopt a standby power supply circuit composed of a standby power supply, a power tube and the like to perform standby power supply control; the electric energy state judging module 7 can adopt an electric energy state judging circuit composed of a logic chip, an inverter and the like to logically calculate signals output by the commercial voltage detecting circuit and the work detecting circuit so as to control the work of the alarm module 8 and the standby power supply module 6; the alarm module 8 can adopt an alarm circuit composed of a power tube, an alarm device and the like to carry out abnormal alarm; the safety protection module 9 can adopt a safety protection circuit consisting of a logic chip, an alarm device, a photoelectric coupler and the like, and can carry out standby alarm when no electricity exists.
In another embodiment, referring to fig. 1,2,3 and 4, the power control module 1 includes a mains interface, a first key switch S1, a first transformer B1, a first rectifier T1, a first capacitor C1, a first regulator T2, a first resistor R1, a second resistor R2 and a third resistor R3;
Specifically, the first end and the second end of the mains voltage interface are respectively connected with the first moving end and the second moving end of the first key switch S1, the first fixed end and the second fixed end of the first key switch S1 are respectively connected with the first end and the second end of the primary side of the first transformer B1, the first end and the second end of the secondary side of the first transformer B1 are respectively connected with the first input end and the second input end of the first rectifier T1, the first output end of the first rectifier T1 is connected with one end of the first capacitor C1 and the first input end of the first regulator T2, the second output end of the first rectifier T1 and the second input end of the first regulator T2 are grounded, and the first output end, the second output end and the third output end of the first regulator T2 are respectively connected with the first end of the first resistor R1, the first end of the second resistor R2 and the first end of the third resistor R3.
In a specific embodiment, the first key switch S1 may be a double pole double throw switch; the first regulator T2 may adopt a DC-DC multiplexing device to implement voltage regulation and multiplexing power output, which will not be described herein.
Further, the intelligent control module 4 comprises a first controller U1, a second capacitor C2 and a communication device; the machine room monitoring module 5 comprises a machine room monitoring device and a face recognition device;
Specifically, the VCC terminal of the first controller U1 is connected to the second terminal of the second resistor R2 and is grounded through the second capacitor C2, the power terminal of the machine room monitoring device and the power terminal of the face recognition device are respectively connected to the second terminal of the first resistor R1 and the second terminal of the third resistor R3, the output terminal of the machine room monitoring device is connected to the IO1 terminal of the first controller U1, the first output terminal and the second output terminal of the face recognition device are respectively connected to the IO2 terminal and the IO3 terminal of the first controller U1, and the TXD terminal and the RXD terminal of the first controller U1 are respectively connected to the receiving terminal and the transmitting terminal of the communication device.
In a specific embodiment, the first controller U1 may be an STM32 single-chip microcomputer; the communication device can be an RS-485 communication device, but is not limited to the RS-485 communication device, and wireless data interaction between the first controller U1 and the monitoring center is completed; the computer room monitoring device can adopt the smoke sensor and the infrared sensor to monitor the computer room, and the computer room monitoring device is not only limited to smoke and flame detection, but also can adopt the camera to monitor, and is not described in detail herein; the face recognition device can adopt the face recognition camera to perform face recognition on the person entering the machine room, wherein the first output end of the face recognition device outputs recognition data, and the second output end outputs a first control signal when an unauthorized person is recognized, and the unauthorized person is a person who does not enter the face data by the face recognition device.
Further, the commercial voltage detection module 2 includes an eighth resistor R8, a first optocoupler J1, a first power VCC1, a fourth capacitor C4, and a ninth resistor R9;
specifically, a first end of the first optocoupler J1 is connected to a first end of the mains voltage interface through an eighth resistor R8, a second end of the first optocoupler J1 is grounded, a third end of the first optocoupler J1 is connected to the first power source VCC1, a fourth end of the first optocoupler J1 is connected to the power state judging module 7, an IO5 end of the first controller U1, one end of the fourth capacitor C4 and one end of the ninth resistor R9, and the other end of the ninth resistor R9 and the other end of the fourth capacitor C4 are both grounded.
In a specific embodiment, the first optocoupler J1 may be a PC817 optocoupler.
Further, the work detection module 3 includes a fourth resistor R4, a second optocoupler J2, a second power VCC2, and a seventh resistor R7;
specifically, a first end of the second optocoupler J2 is connected to a first end of the secondary side of the first transformer B1 through a fourth resistor R4, a second end of the second optocoupler J2 is grounded, a third end of the second optocoupler J2 is connected to an IO4 end of the first controller U1 and is connected to the second power supply VCC2 through a seventh resistor R7, and a fourth end of the second optocoupler J2 is grounded.
In a specific embodiment, the second optocoupler J2 may be a PC817 optocoupler.
Further, the power state judging module 7 includes a first logic chip U2, a second logic chip U3, a first inverter U5, and a second diode D2;
Specifically, the first end, the second end and the third end of the first logic chip U2 are respectively connected to the third end of the second optocoupler J2, the second output end of the face recognition device and the second end of the second logic chip U3, the first end of the second logic chip U3 is connected to the input end of the first inverter U5 and the fourth end of the first optocoupler J1, the third end of the second logic chip U3 is connected to the anode of the second diode D2, and the cathode of the second diode D2 is connected to the output end of the first inverter U5.
In a specific embodiment, the first logic chip U2 and the second logic chip U3 may be and logic chips.
Further, the standby power supply module 6 includes a standby power supply, a fifth resistor R5, a first power tube Q1, a second switching tube VT2, a third capacitor C3, and a first diode D1;
Specifically, the standby power supply is connected to the source of the first power tube Q1 and connected to the gate of the first power tube Q1 and the collector of the second switching tube VT2 through the fifth resistor R5, the emitter of the second switching tube VT2 and one end of the third capacitor C3 are grounded, the other end of the third capacitor C3 is connected to the drain of the first power tube Q1 and the anode of the first diode D1, the cathode of the first diode D1 is connected to the first input end of the first regulator T2, and the base of the second switching tube VT2 is connected to the cathode of the second diode D2.
In a specific embodiment, the standby power supply may be a lithium battery, but is not limited to a lithium battery; the first power tube Q1 can be a P-channel MOS tube; the second switching tube VT2 can be an NPN triode; the third capacitor C3 may store energy and filter, and may provide electric energy for the first power source VCC1, the second power source VCC2, and the third power source VCC3 included in the safety protection module 9.
Further, the alarm module 8 comprises a sixth resistor R6, a second power tube Q2, a first switch tube VT1 and a first alarm device;
Specifically, the gate of the second power tube Q2 is connected to the collector of the first switching tube VT1 and connected to the source of the second power tube Q2 and the drain of the first power tube Q1 through a sixth resistor R6, the drain of the second power tube Q2 is connected to the first end of the first alarm device, the second end of the first alarm device and the emitter of the first switching tube VT1 are both grounded, and the base of the first switching tube VT1 is connected to the anode of the second diode D2.
In a specific embodiment, the second power tube Q2 may be a P-channel MOS tube; the first switch tube VT1 can be an NPN triode; the first alarm device can be a loudspeaker.
Further, the safety protection module 9 includes a tenth resistor R10, a third optocoupler J3, a third power supply VCC3, an eleventh resistor R11, a third logic chip U4, a third switching tube VT3, a twelfth resistor R12, a second alarm device, and an auxiliary battery;
Specifically, a first end of the third optocoupler J3 is connected to the anode of the first diode D1 through a tenth resistor R10, a second end of the third optocoupler J3 is grounded, a third end of the third optocoupler J3 is connected to the third power VCC3, a fourth end of the third optocoupler J3 is connected to the first end of the third logic chip U4 and is grounded through an eleventh resistor R11, a second end of the third logic chip U4 is connected to the fourth end of the first optocoupler J1, a third end of the third logic chip U4 is connected to the base of the third switching tube VT3 and the IO6 end of the first controller U1, an emitter of the third switching tube VT3 is grounded through a twelfth resistor R12, and a collector of the third switching tube VT3 is connected to the auxiliary battery through the second alarm device.
In a specific embodiment, the third optocoupler J3 may be a PC817 optocoupler; the third logic chip U4 can be a NOR gate logic chip; the third switching tube VT3 can be an NPN triode; the second alarm device can be a loudspeaker; the auxiliary battery can be a button battery, and can also provide electric energy for the first power supply VCC1, the second power supply VCC2 and the third power supply VCC 3.
In the multifunctional alarm control device of the computer room, mains supply electric energy is accessed by a mains supply port, when a first key switch S1 is closed, the mains supply is subjected to transformation, rectification filtering, voltage regulation and multiplexing output processing by a first transformer B1, a first rectifier T1, a first capacitor C1 and a first regulator T2, electric energy is provided for a computer room monitoring device, a first controller U1 and a face recognition device, so that the computer room monitoring device performs smoke detection and flame detection in the computer room, the face recognition device performs face recognition on personnel entering the computer room, the first controller U1 receives monitored data, face recognition data and alarm data and transmits the data to a monitoring center in a wireless mode through a communication device, when the mains supply is normally supplied, but the electric energy transmitted by the first key switch S1 is abnormally powered off and the face recognition device detects unauthorized personnel, the first optical coupler J1 is conducted, the second optical coupler J2 is cut off, the first logic chip U2 outputs a high level, the second logic chip U3 outputs a high level, the second switching tube VT2 and the first switching tube VT1 are controlled to be conducted, so that under the conditions that the commercial power is normally supplied, unauthorized personnel exist and the power transmitted by the first key switch S1 is abnormally powered off, the second switching tube VT2 controls the first power tube Q1 to be conducted, the standby power supply is used for standby power supply, the first switching tube VT1 controls the second power tube Q2 to be conducted, the first alarm device alarms, when the commercial power is powered off, the first optical coupler J1 is cut off, the first inverting end controls the second switching tube VT2 to be conducted, the standby power supply is used for supplying power, the computer room is continuously subjected to safety check and anti-theft protection, and the third optical coupler J3 is cut off after the power transmitted by the first power tube Q1 is abnormally powered off, when the first end and the second end of the third logic chip U4 are both low-level, high-level is output, the third switching tube VT3 is controlled to be conducted, the second alarm device is powered by the auxiliary battery and performs standby alarm, the second capacitor C2 is powered briefly, and meanwhile the first controller U1 is triggered to cooperate with the communication device to send an alarm instruction to the monitoring center.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. A multifunctional alarm control device for computer room is characterized in that,
The multifunctional alarm control device of the computer room comprises: the system comprises a power supply control module, a commercial voltage detection module, a work detection module, an intelligent control module, a machine room monitoring module, a standby power supply module, an electric energy state judgment module, an alarm module and a safety protection module;
The power supply control module is connected with the standby power supply module and is used for accessing electric energy of the mains supply and electric energy output by the standby power supply module and carrying out transformation, rectification filtering, voltage regulation and multiplexing output processing on the accessed electric energy;
The commercial voltage detection module is connected with the power supply control module and is used for carrying out isolated power detection on the power accessed by the power supply control module and outputting a first detection signal;
The work detection module is connected with the power control module and is used for carrying out isolation electric energy detection on the electric energy transmitted by the power control module and outputting a second detection signal;
The intelligent control module is connected with the power supply control module, the commercial voltage detection module, the work detection module, the machine room monitoring module and the safety protection module, and is used for receiving a first detection signal and a second detection signal, receiving monitoring data and identification data output by the machine room monitoring module, detecting an alarm state of the safety protection module, receiving electric energy output by the power supply control module and performing wireless data interaction processing with a monitoring center;
the computer room monitoring module is used for detecting smoke and flame of the computer room and outputting monitoring data, carrying out face recognition detection on personnel entering the computer room and outputting recognition data, and outputting a first control signal when unauthorized personnel are recognized;
The power state judging module is connected with the machine room monitoring module, the commercial voltage detecting module and the working detecting module and is used for carrying out logic calculation on the second detecting signal, the first control signal and the first detecting signal, outputting a second control signal when the machine room monitoring module identifies unauthorized personnel and the power control module cuts off the transmitted power under the condition that the power control module normally accesses the commercial power, and carrying out reverse phase processing on the first detecting signal and outputting a third control signal when the first detecting signal is in a low level state;
The standby power supply module is connected with the electric energy state judging module and the alarm module and is used for providing standby electric energy and transmitting the standby electric energy to the alarm module and the power supply control module when receiving the second control signal or the third control signal;
the alarm module is connected with the electric energy state judging module and is used for receiving the electric energy transmitted by the standby power supply module and carrying out anti-theft alarm and abnormal power failure alarm when receiving a second control signal;
the safety protection module is connected with the commercial voltage detection module and the standby power supply module, and is used for isolating electric energy output by the standby power supply module, detecting and outputting a third detection signal, performing logic calculation on the third detection signal and the first detection signal, and performing standby alarm processing when the standby power supply module is powered off and the first detection signal output by the commercial voltage detection module is in a low level state.
2. The computer room multifunctional alarm control device of claim 1, wherein the power control module comprises a mains voltage interface, a first key switch, a first transformer, a first rectifier, a first capacitor, a first regulator, a first resistor, a second resistor and a third resistor;
The first end and the second end of the commercial voltage interface are respectively connected with the first movable end and the second movable end of the first key switch, the first fixed end and the second fixed end of the first key switch are respectively connected with the first end and the second end of the primary side of the first transformer, the first end and the second end of the secondary side of the first transformer are respectively connected with the first input end and the second input end of the first rectifier, the first output end of the first rectifier is connected with one end of the first capacitor and the first input end of the first regulator, the second output end of the first rectifier and the second input end of the first regulator are grounded, and the first output end, the second output end and the third output end of the first regulator are respectively connected with the first end of the first resistor, the first end of the second resistor and the first end of the third resistor.
3. The computer room multifunctional alarm control device of claim 2, wherein the intelligent control module comprises a first controller, a second capacitor and a communication device; the machine room monitoring module comprises a machine room monitoring device and a face recognition device;
The VCC end of the first controller is connected with the second end of the second resistor and grounded through the second capacitor, the power end of the machine room monitoring device and the power end of the face recognition device are respectively connected with the second end of the first resistor and the second end of the third resistor, the output end of the machine room monitoring device is connected with the IO1 end of the first controller, the first output end and the second output end of the face recognition device are respectively connected with the IO2 end and the IO3 end of the first controller, and the TXD end and the RXD end of the first controller are respectively connected with the receiving end and the transmitting end of the communication device.
4. The multifunctional alarm control device of a computer room according to claim 3, wherein the commercial voltage detection module comprises an eighth resistor, a first optocoupler, a first power supply, a fourth capacitor and a ninth resistor;
The first end of the first optocoupler is connected with the first end of the mains voltage interface through an eighth resistor, the second end of the first optocoupler is grounded, the third end of the first optocoupler is connected with a first power supply, the fourth end of the first optocoupler is connected with the power state judging module, the IO5 end of the first controller, one end of the fourth capacitor and one end of the ninth resistor, and the other end of the ninth resistor and the other end of the fourth capacitor are grounded.
5. The multifunctional alarm control device of a computer room according to claim 4, wherein the work detection module comprises a fourth resistor, a second optocoupler, a second power supply and a seventh resistor;
The first end of the second optocoupler is connected with the first end of the secondary side of the first transformer through a fourth resistor, the second end of the second optocoupler is grounded, the third end of the second optocoupler is connected with the IO4 end of the first controller and is connected with a second power supply through a seventh resistor, and the fourth end of the second optocoupler is grounded.
6. The computer room multifunctional alarm control device according to claim 5, wherein the electric energy state judging module comprises a first logic chip, a second logic chip, a first inverter and a second diode;
The first end, the second end and the third end of the first logic chip are respectively connected with the third end of the second optocoupler, the second output end of the face recognition device and the second end of the second logic chip, the first end of the second logic chip is connected with the input end of the first inverter and the fourth end of the first optocoupler, the third end of the second logic chip is connected with the anode of the second diode, and the cathode of the second diode is connected with the output end of the first inverter.
7. The multifunctional alarm control device of a computer room according to claim 6, wherein the standby power supply module comprises a standby power supply, a fifth resistor, a first power tube, a second switch tube, a third capacitor and a first diode;
The standby power supply is connected with the source electrode of the first power tube and is connected with the grid electrode of the first power tube and the collector electrode of the second switching tube through a fifth resistor, the emitter electrode of the second switching tube and one end of the third capacitor are grounded, the other end of the third capacitor is connected with the drain electrode of the first power tube and the anode electrode of the first diode, the cathode electrode of the first diode is connected with the first input end of the first regulator, and the base electrode of the second switching tube is connected with the cathode electrode of the second diode.
8. The multifunctional alarm control device of a computer room according to claim 7, wherein the alarm module comprises a sixth resistor, a second power tube, a first switch tube and a first alarm device;
the grid electrode of the second power tube is connected with the collector electrode of the first switching tube and is connected with the source electrode of the second power tube and the drain electrode of the first power tube through a sixth resistor, the drain electrode of the second power tube is connected with the first end of the first alarm device, the second end of the first alarm device and the emitter electrode of the first switching tube are grounded, and the base electrode of the first switching tube is connected with the anode electrode of the second diode.
9. The multifunctional alarm control device of a computer room according to claim 8, wherein the safety protection module comprises a tenth resistor, a third optocoupler, a third power supply, an eleventh resistor, a third logic chip, a third switching tube, a twelfth resistor, a second alarm device and an auxiliary battery;
the first end of the third optical coupler is connected with the anode of the first diode through a tenth resistor, the second end of the third optical coupler is grounded, the third end of the third optical coupler is connected with a third power supply, the fourth end of the third optical coupler is connected with the first end of the third logic chip and grounded through the eleventh resistor, the second end of the third logic chip is connected with the fourth end of the first optical coupler, the third end of the third logic chip is connected with the base electrode of the third switching tube and the IO6 end of the first controller, the emitter electrode of the third switching tube is grounded through the twelfth resistor, and the collector electrode of the third switching tube is connected with the auxiliary battery through the second alarm device.
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