CN2260424Y - Automatic alarm device can be monitored remotely - Google Patents

Abstract

A remote monitoring and automatic alarm device is mainly composed of a rectifier circuit, an automatic power-on circuit, a voltage stabilizing circuit, an alarm start circuit, a ringing start circuit, a single-chip controller circuit, an alarm dialing circuit, a control command receiving circuit, a telephone line switching circuit, a video switch circuit, an A/D conversion circuit, a video processing circuit, a D/A conversion video output circuit, an image signal input/output control circuit, a control panel circuit, a rate matching circuit, and a control system circuit.

Description

Automatic alarm device can be monitored remotely

The utility model relates to a control device of an anti-theft system control system, in particular to a remote monitoring and automatic alarm device. It integrates video, voice, and automatic dialing alarm functions, so that it is not limited by space. As long as the telephone communication line is used, it can inspect the remote site, talk to the site personnel, and call the alarm immediately in case of disaster, so as to obtain the best situation. Monitoring, anti-theft, and disaster prevention functions.

Surveillance system control and anti-theft system control are necessary equipment for security protection in modern society, and traditional security protection systems are nothing more than the following methods: ① Those with surveillance systems must be wired, that is, with lines, cameras, screens, etc. Institution-on-site photographic monitoring circuit, it is understandable that it must have the limitation of space distance, and it is necessary to configure lines between the site and the monitoring place, so it cannot respond to the mobile distance of the monitor, and cannot monitor at any place; ② dial the alarm Although the bell alarm has the function of calling the police through the telephone line, there is no video broadcast of the scene, and the monitor (or the police) cannot make a correct judgment and response to the scene, nor can it communicate with the scene personnel, and there may be an alarm system In the event of a failure, the disturbance of the monitoring personnel will only increase; therefore, the above-mentioned traditional equipment does not have the disadvantage of dual transmission of video and voice through the telephone line.

The purpose of the present invention is to provide a remote monitoring automatic alarm device, which can be manually controlled and automatically dialed to alarm and watch the scene.

According to the present invention, the remote monitoring automatic alarm device includes: a rectification circuit 1, an automatic power-off circuit 2, an automatic power-on circuit 3, a stabilization circuit 4, an alarm activation circuit 5, a ringing activation circuit 6, a single-chip controller circuit 7, Alarm dial circuit 8, control command receiving circuit 9, telephone line switching circuit 10, video switch circuit 11, A/D conversion circuit 12, video processing circuit 13, A/D conversion video output circuit 14, image signal input/output circuit 15. Control panel circuit 16 and speed matching control circuit 17.

The advantage of the above-mentioned remote monitoring automatic alarm device of the present invention is that the monitored live images of the scene can be transmitted to the monitor through the telephone line and can automatically dial the phone to notify the monitor, so as to achieve the monitoring that can immediately watch the live scene and talk to the on-site personnel , Intercom and disaster prevention functions.

Cooperate with illustration and figure number below, with regard to the whole circuit of the present utility model, control, effect feature, describe in detail behind:

Fig. 1A-1 to Fig. 1A-7 are circuit diagrams of the upper half of the utility model

Fig. 1B-1 to Fig. 1B-5 are circuit diagrams of the lower half of the utility model

Fig. 2 is a block diagram of the remote monitoring control action of the utility model

Fig. 3 is the block diagram of intercom and monitoring control actions of the utility model

Fig. 4 is a block diagram of the utility model's automatic dialing alarm control action

Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1A and 1B, which are the whole circuit diagram of the present invention (divide into two parts due to the large space), mainly including: rectifying circuit 1, automatic power-off circuit 2, automatic power-on circuit 3, voltage stabilizing circuit 4, alarm Starting circuit 5, ringing starting circuit 6, microcontroller circuit 7, alarm dialing circuit 8, control command receiving circuit 9, telephone line switching circuit 10, video switching circuit 11, A/D conversion circuit 12, video processing circuit 13, The A/D conversion video output circuit 14, the input/output circuit 15 of the image signal, the control panel circuit 16, and the rate matching control circuit 17 constitute the control circuit; wherein,

The rectifier circuit 1 is rectified by the rectifiers B1 and B2 and divided into two DC-12V currents of VDD1-END and XWDY-WXD (when using DCIN, there is no WXDY; WXD current), of which WXDY-WXD is supplied to DC OUT-DC END is used as the input side power supply of the camera head and the alarm starting part; the other VDD1 is used as the power supply of the controller;

The automatic power-off circuit 2, VDD, is input through the normally closed contact of the breaker JD2. When the input/output U14 of the single-chip controller circuit 7 sends the GJ signal and is triggered by the optical coupling U3, JD2 acts, and VDD1 cannot be sent. When VDD, it will automatically power off and shut down;

In this automatic power-on circuit 3, VDD is sent into transistors U1 and U2, and when point K is in the middle (that is, the worker’s power-on switch on the panel is closed), the transistor U1 can be triggered to generate VPWR power; When the JBQD and ringing signal ZLQD signals are sent in, the transistors U1 and U2 trigger simultaneously to generate VPWR and CPWR power supplies, and the controller automatically powers on;

The stabilization circuit 4, VPWR and CPWR are integrated and stabilized as VVCC and CVCC two +5V-DC to supply power to the controller part and the video transmission part respectively;

The alarm start circuit 5 and four alarm signals are input from JB1IN-JB1IN respectively, and after being coupled and isolated, a JBQD signal is generated, and one path is sent to the automatic power-on circuit 3, and the other path is sent to the telephone line switching circuit 10 to switch the telephone; Control the direction of the outside line, and the other alarm signal is generated by diodes D6, D7, D8, and D9 respectively, and the signal of the rear road JB1-JB4 is sent to the single-chip controller circuit 7, so as to distinguish and read the road number (status) of the alarm;

The ringing start circuit 6, the ringing signal of the telephone outside line forms ZLDL+ through the circuit outside line switching circuit 10; the TEL- signal is input into this circuit for protection, rectification, and after being coupled with, the ZLQD signal is generated and sent to automatic power-on;

This single-chip controller circuit 7 is made up of CPU processor U13, buffer U15, memory U16 and promptly executes the predetermined program once power-on of the controller; Signal 2, the JH signal from the control command receiving circuit 6, which transmits the pulse of the control command 3, the CS signal from the telephone line switching circuit 10, which tests whether the image has been transmitted; output signal: ① VS1-VS4 video switch selection Pass signal to video switching circuit 2. GJ power-off signal to automatic power-off circuit 2 to perform shutdown 3. VCAMERA and VSEND signals are sent to control panel circuit 16 to carry out image "fixing image" and "sending" functions 4. CRELAY signal to telephone line switching telephone 10 , to control whether the outside line of the telephone is tangential to DLE+ or DLH+, and ⑤ the FH signal is sent to the alarm dialing circuit 8 to transmit the dialing pulse signal;

The alarm dialing circuit 8, the FH dialing pulse sent from the single-chip controller circuit 7, is amplified into a DLF+ signal through coupling and is sent to the telephone line to switch the telephone 10 and then output the outside line;

The control command receiving circuit 9 outputs the external line after the telephone external line switching circuit 10;

The control command receiving circuit 9, after the control command sent by the telephone line through the telephone line switching circuit 10, becomes a DLH+ signal input to this circuit, and after being amplified and coupled by the optocoupler U11, it becomes a JH signal to send Enter the single-chip controller circuit 9;

The telephone line switching circuit 10, the telephone outside line comes in from TEL+, TEL-, and its TEL+ is through a series of breakers and switches to perform function switching selection;

This video switch circuit 11, the video signal input by VIN1-VIN4, can be manually selected by S1-S4 switch, also can single-chip microcomputer control circuit 7, the signal after sending out VS1-VS4 selection is sent into A/D conversion circuit 12;

The A/D conversion circuit 12, the integrated circuit amplifier U1 generates VR+ and VR- signals, which are sent to the integrated circuit U2 together with the input video signal VA+, and the data signal after A/D conversion is sent to the video processing circuit 13;

In the video processing circuit 13, the data signal converted by A/D is encoded and compressed by the video processor U3 and stored in the memory U4, U5, and sent to the A/D conversion video output circuit 14; according to the control panel circuit 16 The control signal of the memory U4, U5 can be transmitted to the image signal input/output by the XMIT terminal and sent to the outside line of the telephone; the image signal incoming from the outside line is input through the CMPRT and stored in the memory U4, U5. The data can be transmitted to the image signal by the XMIT terminal The signal is input by the CMPRT and stored in the memory U4, U5, and then sent to the D/A conversion video output circuit 12 as a video signal output;

The D/A conversion video output circuit 14, by the video processing circuit 13, the data signal coming over is first carried out D/A conversion and then video amplification and then output to the monitor;

The input/output circuit 15 of this image signal, when the outside line has image signal input, the telephone line switching circuit 10 switches the outside line to VTEL+, after the signal is amplified by the integrated circuit amplifier U7, it is input to the video processing circuit 13 from the CPU; when the video processing circuit 13 To transmit images to the external line, first generate a VRELAY signal to switch the external line to VTEL+, and then send the signal through C12 by XMIT;

This control panel circuit 16, by the AUTO, CAMERA, SEND, PADJ signal that S5-S7 button produces, can make video processing circuit 13 produce the operation of automatic, fixed image, transmission image, image adjustment, by the VCAMERA of single-chip controller, The VESEND signal can produce the function of automatically freezing the picture and transmitting the image through the video processing circuit 13;

The rate is matched with the control circuit 17, after receiving the data signal of video processing, the correct coupling control of the transmission rate through the operation of the control panel;

An overall control circuit is formed by the above-mentioned circuits; its control function is:

1. It can be used for remote monitoring: (please refer to Figure 2)

The supervisor first allows the S key of the telephone line switching circuit 10 to be set to "monitoring state", and then dials the on-site telephone number to key in the password set, so that the automatic power-on circuit 3 can be activated, and the voltage stabilizing circuit 4 stabilizes the voltage and controls The command receiving circuit 9 accepts the command and sends it to the single-chip controller circuit 7 for processing, and the receiving circuit 9 accepts the command and sends it to the single-chip controller circuit 7 for processing, so that the video switch circuit 11 is operated, and the image of the camera is passed through the A/D conversion circuit 12 The input video signal is converted into a data signal, and then pre-coded and compressed by the video processing circuit 13. The output is controlled by the input/output circuit 15 of the image signal, and then sent back to the telephone line switching circuit 10 of the monitor line through the telephone line. Through the input/output circuit 15 of the image signal, and the processing by the video processing circuit 13 and the D/A conversion video output circuit 14, the real image of the monitored scene can be displayed on the monitor's screen; therefore, it can be clearly known , the utility model can be controlled by telephone in any place (as long as there is a telephone) to immediately visualize the present situation of the desired monitoring ground.

2. It can be controlled by hand to watch and talk at the same time: (please refer to Figure 3) When there are people at the monitored site and want to talk to the site personnel, the book can also transmit images and two-way talk. The monitor uses an automatic power-on circuit 3 K keys. ON, dialing the phone again is processed by the telephone switching circuit 10→single-chip control circuit 7→video switch circuit 11→A/D conversion circuit 12→video processing circuit 13. At this time, two types can be selected on the monitoring board circuit 16. State function: one is to press the S5 key, the circuit will automatically output the image, and the other is to press the S6 and S7 keys to display the manual control output image (that is, to transmit the image when necessary); according to the selection of the above image needs, then the control signal It is processed by the input/output circuit 15 of the rate matching control circuit 17 and the image signal and is transmitted to the telephone line switching circuit 10 of the supervisor's line by the telephone line, and is input to the input/output circuit 15 of the image signal, the video processing circuit 13, D/ A converts the image processing of the video output circuit 14, and displays the site conditions on the monitor's screen, so that the monitor can talk (communicate) with the site personnel and make the line present the automatic transmission or manual transmission site as required The image can achieve the two-way communication and monitoring purpose of intercom and simultaneous viewing of the scene of the monitored place, so as to obtain the most accurate monitoring effect.

3. It can automatically dial the alarm and watch the scene: (please refer to Figure 4)

The alarm starting circuit 5 of the utility model can be connected with disaster sensors such as an anti-theft device, an anti-robbing button, or a fire alarm sensor, etc., to activate the alarm starting circuit 5, that is, to make the automatic power-on circuit 3 actuate, so that The whole circuit is in the power-on state (the power is not normally on, and the long-term power supply is reduced to shorten the life of the circuit and save power). At this time, the circuit will have two automatic actions at the same time: one is for the single-chip controller 7 to process the disaster signal, and output the current state Signals (different disasters can be coded, and different number signals according to coding can be output), through the alarm dialing circuit 8, the telephone number is automatically dialed, and the other is to prevent the dialing from being blocked, and the telephone line is made available by the telephone switching circuit 10 Dial-up state (for example: when the line is busy, the call can be cut off, and the disaster signal dial is used first), and then the video switch circuit 11, A/D conversion circuit 12, video processing circuit 13, image signal input/output circuit 15 Process and output the image by the telephone line (again, if no one responds within the set time at the alarm monitoring office set up in the first dial, the utility model can immediately dial the second, third, fourth ... order, until until someone responds), as the monitoring office picks up the phone, the telephone line switching circuit 10 of the alarm monitoring office line also gives priority to accepting the alarm signal, and the input/output circuit 15, video processing circuit 13, D/A conversion of the image signal The video output circuit 14 is processed to display the real scene of the disaster on the screen, and at the same time, the telephone line switching circuit 10 feeds back the signal to the telephone line switching circuit 10 at the monitoring place, and the line at the monitored place automatically transmits image signals one by one to the monitoring The numbered camera transmits images; therefore, the utility model can automatically alarm and transmit images to the monitor, so that the monitor can immediately see the disaster situation on the scene, make correct and fast command and determine the best processing situation, especially for bank robbery The number of robbers, weapons, and hostage situation can be known. Or when the alarm is activated, it can be judged on the spot whether it is an action (some Xiaoxiao deliberately let the alarm malfunction to make the security personnel off guard), so as to obtain the best disaster prevention, monitoring, and disaster handling effects.

To sum up the above, the utility model really breaks through the shortcomings of the traditional monitoring that can only be self-wiring and silent (no intercom) viewing in a limited distance, and can be both monitoring, intercom, and automatic The complete control of the alarm achieves the perfect monitoring function, which is extremely perfect in practicability and enhanced efficacy.

Claims (1)

1. A remote monitoring and automatic alarm device mainly comprises: the control circuit consists of a rectification circuit, an automatic power-off circuit, an automatic power-on circuit, a voltage stabilizing circuit, an alarm starting circuit, a ringing starting circuit, a singlechip controller circuit, an alarm dialing circuit, a control command receiving circuit, a telephone line switching circuit, a video switch circuit, an A/D conversion circuit, a video processing circuit, a D/A conversion video output circuit, an image signal input/output circuit, a control panel circuit and a speed matching control circuit; the method is characterized in that:

the rectifying circuit is divided into two paths of DC-12V currents (no WXDY when DCIN is used; WXD current) of VDD-END and WXDY-WXD after being rectified by two rectifiers B1 and B2, wherein one group of WXDY-WXD supplies DC OUT-DC END as an input power supply of a camera head and an alarm starting part; the other path of VDD1 is used as the power supply of the controller;

in the automatic power-off circuit, VDD1 is sent in through a normally closed contact of a relay JD2, when a U14 of a singlechip controller circuit sends a GJ signal and a U3 signal triggers the GJ signal through U3, the JD2 acts, and when VDD1 does not send VDD, the circuit is automatically powered off and shut down;

in the automatic power-on circuit, when the K point is closed (namely a manual power-on switch on a panel is closed), VDD sending transistors U1 and U2 can trigger U1 to generate VPWR power; when the JBQD and ZLQQ signals are sent to the input ends of D3 and D4 once, the transistors U1 and U2 trigger to generate VPWR and CPWR power supplies at the same time, and the controller is powered on automatically;

according to the voltage stabilizing circuit, the VPWR and the CPWR are stabilized to be +5V-DC of VVCC and CVCC for supplying power to the controller part and the video transmission part respectively through the integrated voltage stabilizing circuits U4 and U5;

the alarm starting circuit and four paths of alarm signals are respectively input from JB1IN-JB 4IN1, and are coupled and isolated to generate JBQD signals, one path of the JBQD signals is sent to the automatic power-on circuit part, and the other path of the JBQD signals is sent to the telephone line switching telephone to switch the circuit; the trend of the outer line is controlled, and the other alarm signal respectively generates signals of another branch JB1-JB4 through diodes D6, D7, D8 and D9 and is transmitted to the circuit of the single chip microcomputer controller so as to distinguish the number of alarm branches (conditions);

the ringing starting circuit 6, the ringing signal of the telephone outside line forms ZLDL + through the circuit outside line switching circuit; the TEL-signal is input into the circuit, is protected and rectified, and generates a ZLQD signal after being coupled, and is sent to automatic power-up;

the single chip controller circuit consists of a CPU processor U13, a buffer U14 and a memory U15, and a controller executes a preset program when being powered on; the input signals are as follows: 1 alarm signal of JB1-JB4 from alarm starting circuit, 2 JH signal from control command receiving circuit, which transmits pulse of control command, 3 CS signal from telephone line switching circuit, which tests whether image has been transmitted, outputting signal: VS1-VS4 video switch gating signal, to video switch circuit, GJ shutdown signal to automatic power-off circuit to execute shutdown, VCAMERA and VSEND signal to control panel circuit to send to control panel circuit to carry on image 'fixing' and 'sending' function, CRELAY signal to telephone line switching circuit to control telephone line to be tangent DLE + or DLH +, fifthly FH signal to alarm dialing circuit to transmit dialing pulse signal;

the alarm dialing circuit amplifies FH dialing pulses sent from the singlechip controller circuit into DLF + signals through coupling, and sends the DLF + signals to a telephone line switching telephone to output an external line;

the control command receiving circuit changes the control command sent by the telephone outside line into DLH + signal to be input into the circuit after passing through the telephone line switching circuit, and changes the DLH + signal into JH signal to be sent into the monolithic controller circuit after the DLH + signal is amplified by the optical coupler U11 and is subjected to alternating current and coupling;

in the telephone line switching circuit, an external telephone line enters from TEL + and TEL-, and the TEL + performs function switching selection through a series of breakers and switches;

the video switch circuit can be manually selected by a switch S1-S4 through a video signal input by VIN1-VIN4, and can also be used for sending a signal after VS1-VS4 selection sent by a singlechip control circuit to an A/D conversion circuit;

in the A/D conversion circuit, an integrated circuit amplifier U1 generates VR + and VR-signals, and the VR + and VR-signals are transmitted to an integrated circuit U2 together with an input video signal VA + to be transmitted to a video processing circuit after A/D conversion;

the video processing circuit is characterized in that data signals converted from A/D are stored in memories U4 and U5 after being coded and compressed by a video processor U3 and are transmitted to an A/D conversion video output circuit; according to the control signal of the control panel circuit, the data of the memories U4 and U5 can be transmitted from the XMIT terminal to the image signal input/output to the telephone external line; the image signal transmitted by the outside line is input by CMPRT and stored in the memories U4, U5, the data can be transmitted from XMIT terminal to the image signal, input by CMPRT and stored in the memories U4, U5, and then transmitted to the D/A conversion video output circuit as the video signal output;

the a/D conversion video output circuit 14 performs a/D conversion and then video amplification on the data signal from the video processing circuit 13, and outputs the data signal to a monitor;

when the image signal is inputted to the external line, the telephone line switching circuit switches the external line to VTEL +, the signal is amplified by the integrated circuit amplifier U7 and inputted from the CPU to the video processing circuit; when the video processing circuit is to transmit images to the external line, firstly, a VRELAY signal is generated to switch the external line to VTEL + and then the signal is sent out by XMIT through C12;

the control panel circuit can make the video processing circuit generate the operations of automatic, fixing, image transmission and image adjustment by AUTO, CAMERA, SEND and PADJ signals generated by S5-S7 keys, and can generate the functions of automatically freezing the picture and transmitting the image by VCAMERA and VESEND signals of the single chip microcomputer controller through the video processing circuit;

the rate collocation control circuit receives the data signal of video processing and then is correctly coupled and controlled by the operation transmission rate of the control panel;

the circuits form an integrated control circuit, and the action, control and processing of each circuit can transmit the monitored live image to the monitor through the telephone line and automatically dial the telephone to inform the monitor, so as to achieve the effects of monitoring, symmetry and disaster prevention, which can immediately view the live image and talk to the field personnel.

Images