CN215679562U - Electronic fence based on infrared ray - Google Patents
Electronic fence based on infrared ray Download PDFInfo
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- CN215679562U CN215679562U CN202122305769.2U CN202122305769U CN215679562U CN 215679562 U CN215679562 U CN 215679562U CN 202122305769 U CN202122305769 U CN 202122305769U CN 215679562 U CN215679562 U CN 215679562U
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Abstract
The utility model provides an electronic fence based on infrared rays, which comprises a plurality of fence units, wherein each fence unit comprises an infrared module, a controller, a short-range wireless transmission module, an image information acquisition module and an audible and visual alarm module; the fence unit comprises a fence panel, an infrared module, a fence panel and a fence panel, wherein the infrared module comprises an infrared receiver and an infrared transmitter, the fence panel also comprises a photovoltaic power supply unit, and the photovoltaic power supply unit comprises a photovoltaic battery pack, a storage battery management circuit, a power supply control circuit and a voltage stabilizing circuit; can make the adaptability that promotes fence, ensure power supply stability in whole monitoring process moreover, whole fence forms ad hoc network structure moreover, and the homoenergetic when illegal invasion takes place can realize reporting to the police to can in time acquire the image information on scene, the follow-up evidence of being convenient for is traceed back.
Description
Technical Field
The present invention relates to electronic fences, and particularly to an infrared-based electronic fence.
Background
Along with the continuous improvement of the security consciousness of the whole people, some need to strengthen the security and protection job site, the accident site and set up the electronic fence preventing illegal invasion under special occasions such as unattended transformer substation, mobile operation unattended machine station, etc., thereby prevent personnel from illegally getting into and leading to various bad consequences, in the current electronic fence, have wired electronic fence and wireless electronic fence, wireless electronic fence generally adopts modes such as infrared ray, electric field, etc. to realize the detection and the warning of illegal invasion, however, the current electronic fence based on infrared ray has the inconvenient situation of power supply, thereby lead to the adaptability of electronic fence poor, and the stability is poor, and current electronic fence function singleness.
Therefore, in order to solve the above technical problems, it is necessary to provide a new technical means.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an infrared-based electronic fence, which supplies power to a whole electronic fence system by using a photovoltaic power supply mode, so as to improve the adaptability of the electronic fence, ensure the power supply stability in the whole monitoring process, form an ad hoc network structure, realize alarm when illegal intrusion occurs, and timely acquire on-site image information, thereby facilitating subsequent evidence-taking and tracing.
The utility model provides an electronic fence based on infrared rays, which comprises a plurality of fence units, wherein each fence unit is arranged at the boundary of a target protection area and is connected through infrared rays;
the fence unit comprises an infrared module, a controller, a short-range wireless transmission module, an image information acquisition module and an audible and visual alarm module;
the control input end of the infrared transmitter is connected with the controller, the output end of the infrared receiver is connected with the controller, the controller is in communication connection with the short-range wireless transmission module, the output end of the image information acquisition module is connected with the controller, the control end of the sound-light alarm module is connected with the controller, and the infrared receiver receives infrared signals sent by the infrared transmitters of adjacent fence units;
the fence units are in communication connection through a short-range wireless transmission module;
the method comprises the following steps that one fence unit is selected from a plurality of fence units to serve as a main node fence unit, wherein the main node fence unit further comprises a remote wireless transmission module, and a controller of the main node fence unit is in communication connection with a monitoring host through the remote wireless transmission module;
the fence unit also comprises a photovoltaic power supply unit, wherein the photovoltaic power supply unit comprises a photovoltaic battery pack, a storage battery management circuit, a power supply control circuit and a voltage stabilizing circuit;
the solar photovoltaic battery pack converts solar energy into direct current and outputs the direct current, the input end of the storage battery management circuit is connected to the output end of the photovoltaic battery pack, the communication terminal of the storage battery management circuit is connected with the controller, the output end of the storage battery management circuit is connected to the anode of the storage battery, the anode of the storage battery is connected with the first input end of the power supply control circuit, the second input end of the power supply control circuit is connected to the output end of the photovoltaic battery pack, the output end of the power supply control circuit outputs 5V direct current, the input end of the voltage stabilizing circuit is connected to the output end of the power supply control circuit, the voltage stabilizing circuit outputs 3.3V direct current, the 5V direct current supplies power to the short-range wireless transmission module, the infrared module, the image acquisition unit and the acousto-optic alarm module, and the 3.3V direct current supplies power to the controller.
Further, the power supply control circuit comprises a power supply conversion circuit and a power supply switch circuit;
the first input end of the power supply conversion circuit is connected to the anode of the storage battery, the output end of the power supply conversion circuit is connected to the input end of the power supply switch circuit, the output end of the power supply switch circuit outputs 5V direct current, the second input end of the power supply conversion circuit is connected to the output end of the photovoltaic battery pack, and the control end of the power supply switch circuit is connected to the controller.
Further, the power supply conversion circuit comprises a resistor R3, a resistor R4, a resistor R1, a resistor R2, a resistor R5, a diode D1, a Zener diode ZD1, a photoresistor PR, a triode Q2, a triode Q3 and a PMOS tube Q1;
one end of the resistor R3 is used as a first input end of the power supply conversion circuit and connected to the anode of the storage battery, the other end of the resistor R3 is connected to the source of a PMOS tube Q1, the drain of the PMOS tube Q1 is used as the output end of the power supply conversion circuit, the source of the PMOS tube Q1 is connected with the gate of a PMOS tube Q1 through a resistor R2, the gate of the PMOS tube Q1 is connected with the collector of a triode Q3, the emitter of the triode Q3 is grounded, the base of the triode Q3 is connected to the collector of a triode Q2, and the emitter of the triode Q2 is connected to the source of a PMOS tube Q1 through a resistor R1;
one end of a resistor R4 is connected to the output end of the photovoltaic battery pack as the second input end of the power supply conversion circuit, the other end of the resistor R4 is connected with the anode of a diode D1, the cathode of the diode D1 is connected with the drain of a PMOS tube Q1, one end of a photoresistor PR is connected with the anode of a diode D1, the other end of the photoresistor PR is connected with the cathode of a Zener diode ZD1, the anode of the Zener diode ZD1 is grounded through a resistor R5, and the anode of a Zener diode ZD1 is also connected with the base of a triode Q2; the transistor Q2 is a P-type transistor.
Further, the power supply switch circuit comprises a PMOS tube Q4, a triode Q5, a triode Q6, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a self-reset button switch K1 and a diode D2;
the source of a PMOS tube Q4 is used as the input end of a power supply switch circuit, the drain of a PMOS tube Q4 is used as the output end of the power supply switch circuit, the source of a PMOS tube Q4 is connected in series with a self-reset button switch K1 through a resistor R9 and then grounded, the gate of the PMOS tube Q4 is connected with the collector of a triode Q5 through a resistor R6, the common connection point of the resistor R9 and the self-reset button switch K1 is connected with the collector of the triode Q5, the emitter of the triode Q5 is grounded, the collector of the triode Q5 is connected with the collector of the triode Q6 through a resistor R7, the collector of the triode Q6 is connected with the drain of the PMOS tube Q4 through a resistor R10, the emitter of the triode Q6 is grounded, the base of the triode Q6 is connected with the cathode of a diode D2 through a resistor R8, and the anode of the diode D2 is used as the control end of the power supply switch circuit and is connected with a controller.
Further, the short-range wireless transmission module is a Bluetooth module, a ZigBee module or a UWB module.
Further, the remote wireless transmission module is a 4G or 5G module.
Further, the image information acquisition module is a high-definition camera.
The utility model has the beneficial effects that: according to the utility model, the whole electronic fence system is powered by adopting a photovoltaic power supply mode, so that the adaptability of the electronic fence can be improved, the power supply stability is ensured in the whole monitoring process, the whole electronic fence forms an ad hoc network structure, the alarm can be realized when illegal invasion occurs, the on-site image information can be timely obtained, and the follow-up evidence-raising tracing is facilitated.
Drawings
The utility model is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of a power supply control circuit of the present invention.
Detailed Description
The utility model is described in further detail below with reference to the drawings of the specification:
the utility model provides an electronic fence based on infrared rays, which comprises a plurality of fence units, wherein each fence unit is arranged at the boundary of a target protection area and is connected through infrared rays;
the fence unit comprises an infrared module, a controller, a short-range wireless transmission module, an image information acquisition module and an audible and visual alarm module;
the control input end of the infrared transmitter is connected with the controller, the output end of the infrared receiver is connected with the controller, the controller is in communication connection with the short-range wireless transmission module, the output end of the image information acquisition module is connected with the controller, the control end of the sound-light alarm module is connected with the controller, and the infrared receiver receives infrared signals sent by the infrared transmitters of adjacent fence units; in practical application, the infrared module can contain a plurality of infrared receivers and infrared transmitters, so that the detection range is wider;
the fence units are in communication connection through a short-range wireless transmission module;
the method comprises the following steps that one fence unit is selected from a plurality of fence units to serve as a main node fence unit, wherein the main node fence unit further comprises a remote wireless transmission module, and a controller of the main node fence unit is in communication connection with a monitoring host through the remote wireless transmission module; that is, the master node fence unit has the same structure as other fence units except for having the remote wireless transmission module.
The fence unit also comprises a photovoltaic power supply unit, wherein the photovoltaic power supply unit comprises a photovoltaic battery pack, a storage battery management circuit, a power supply control circuit and a voltage stabilizing circuit; the voltage stabilizing circuit adopts the existing chips such as ASM1117-3.3 or HT 1033;
the solar photovoltaic battery pack converts solar energy into direct current and outputs the direct current, the input end of the storage battery management circuit is connected to the output end of the photovoltaic battery pack, the communication terminal of the storage battery management circuit is connected with the controller, the output end of the storage battery management circuit is connected to the anode of the storage battery, the anode of the storage battery is connected with the first input end of the power supply control circuit, the second input end of the power supply control circuit is connected to the output end of the photovoltaic battery pack, the output end of the power supply control circuit outputs 5V direct current, the input end of the voltage stabilizing circuit is connected to the output end of the power supply control circuit, the voltage stabilizing circuit outputs 3.3V direct current, the 5V direct current supplies power to the short-range wireless transmission module, the infrared module, the image acquisition unit and the acousto-optic alarm module, and the 3.3V direct current supplies power to the controller; the photovoltaic battery pack adopts the existing mechanism and comprises a photovoltaic battery panel and circuits for rectification, voltage stabilization and the like, which are not described herein again; the short-range wireless transmission module is a Bluetooth module, a ZigBee module or a UWB module; the remote wireless transmission module is a 4G or 5G module; the image information acquisition module is a high-definition camera; the controller is current singlechip, through above-mentioned structure, adopts the mode of photovoltaic power supply to supply power to whole fence system to can make the adaptability that promotes fence, ensure power supply stability in whole monitoring process moreover, whole fence forms the ad hoc network structure moreover, homoenergetic when illegal invasion takes place can realize reporting to the police, and can in time acquire on-the-spot image information, the follow-up evidence of being convenient for is traceed back. The battery management circuit U1 adopts an existing circuit, in this embodiment, a CN3765 chip and its peripheral circuits are adopted, and pins 3 and 4 of the chip are used as detection terminals to be connected with the controller, and are used for sending charging and discharging information of the battery to the controller.
The infrared receiving and infrared emitting modules among the plurality of fence units are sequentially connected in an instantaneous direction or in a counterclockwise mode, illegal intrusion is judged when the infrared receiving module of any fence unit does not receive an infrared signal, the controller controls the sound and light alarm module to alarm, and the controller uploads image information of a target position at the image information acquisition unit to the monitoring host.
In the photovoltaic power supply process, the illumination cannot always be kept in a sufficient state, therefore, the direct current output by the photovoltaic battery pack is retrieved along with the change of time, therefore, in order to ensure the stability of the whole device, the following steps are carried out:
in this embodiment, the power supply control circuit includes a power supply conversion circuit and a power supply switch circuit;
the utility model discloses a photovoltaic battery pack power supply system, including power supply conversion circuit, controller, photovoltaic battery pack, storage battery, power supply conversion circuit's first input is connected in the anodal of battery, power supply conversion circuit's output is connected in power supply switching circuit's input, and power supply switching circuit's output outputs 5V direct current, power supply conversion circuit's second input is connected in the output of photovoltaic battery pack, power supply switching circuit's control end is connected in the controller, through above-mentioned structure, can realize the seamless switching of photovoltaic battery pack direct power supply and battery power supply, ensures the stability of entire system power supply.
Specifically, the method comprises the following steps: the power supply conversion circuit comprises a resistor R3, a resistor R4, a resistor R1, a resistor R2, a resistor R5, a diode D1, a Zener diode ZD1, a photoresistor PR, a triode Q2, a triode Q3 and a PMOS tube Q1;
one end of the resistor R3 is used as a first input end of the power supply conversion circuit and connected to the anode of the storage battery, the other end of the resistor R3 is connected to the source of a PMOS tube Q1, the drain of the PMOS tube Q1 is used as the output end of the power supply conversion circuit, the source of the PMOS tube Q1 is connected with the gate of a PMOS tube Q1 through a resistor R2, the gate of the PMOS tube Q1 is connected with the collector of a triode Q3, the emitter of the triode Q3 is grounded, the base of the triode Q3 is connected to the collector of a triode Q2, and the emitter of the triode Q2 is connected to the source of a PMOS tube Q1 through a resistor R1;
one end of a resistor R4 is connected to the output end of the photovoltaic battery pack as the second input end of the power supply conversion circuit, the other end of the resistor R4 is connected with the anode of a diode D1, the cathode of the diode D1 is connected with the drain of a PMOS tube Q1, one end of a photoresistor PR is connected with the anode of a diode D1, the other end of the photoresistor PR is connected with the cathode of a Zener diode ZD1, the anode of the Zener diode ZD1 is grounded through a resistor R5, and the anode of a Zener diode ZD1 is also connected with the base of a triode Q2; wherein, triode Q2 is P-type triode, the drain of PMOS pipe Q1 is grounded through capacitor C1, under the above structure, when the photovoltaic cell group outputs electric energy and the electric energy is sufficient, the photovoltaic cell group supplies power, the storage battery does not supply power, the judgment is judged according to photoresistor PR and Zener diode ZD1, when the illumination is sufficient, the resistance value of photoresistor PR is smaller, Zener diode ZD1 is conducted, at this time, triode Q2 is cut off, PMOS pipe Q1 is also cut off, thus the storage battery does not supply power, when the illumination is insufficient, the direct current output by the photovoltaic cell group is not enough to ensure the work of the following electric appliance, and the resistance value of photoresistor PR is increased, thus Zener diode 1 is cut off, thus triode Q2 is conducted, PMOS pipe Q1 is cut off, thus the storage battery enters the power supply state, at this time, the storage battery and the photovoltaic cell group supply power at the same time, thus realize automatic seamless switching, the stability of power supply is ensured, ZD1 is not conducted enough by the electric energy generated by illumination, the current output by the photovoltaic battery pack is extremely weak, and then the storage battery and the photovoltaic battery pack supply power simultaneously and cannot damage subsequent electric devices, so that the safety of the subsequent electric devices can be ensured.
In this embodiment, the power supply switch circuit includes a PMOS transistor Q4, a transistor Q5, a transistor Q6, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a self-reset button switch K1, and a diode D2;
the source of a PMOS tube Q4 is used as the input end of a power supply switch circuit, the drain of a PMOS tube Q4 is used as the output end of the power supply switch circuit, the source of a PMOS tube Q4 is connected with a self-reset button switch K1 in series through a resistor R9 and then grounded, the grid of the PMOS tube Q4 is connected with the collector of a triode Q5 through a resistor R6, the common connection point of the resistor R9 and the self-reset button switch K1 is connected with the collector of the triode Q5, the emitter of the triode Q5 is grounded, the collector of the triode Q5 is connected with the collector of a triode Q6 through a resistor R7, the collector of the triode Q6 is connected with the drain of the PMOS tube Q4 through a resistor R10, the emitter of the triode Q6 is grounded, the base of the triode Q6 is connected with the cathode of a diode D2 through a resistor R8, the anode of a diode D2 is used as the control end of the power supply switch circuit and is connected with a controller, after the whole fence unit is installed, the self-reset button switch K1 is pressed, thereby make PMOS pipe Q4 switch on, supply power to follow-up device, follow-up controller gets the electricity and starts the back, export the low level to triode Q6, whole power supply switch circuit receives K1's control when starting, then, can not make power supply switch circuit disconnection through the mode except by the control outside the controller, thereby ensure the continuation of fence monitoring, when needs break off, for example dismantle whole fence or overhaul, then send corresponding turn-off command to the controller of each fence unit through the monitoring host computer, the controller outputs the high level and makes triode Q6 switch on, thereby turn-off Q4.
Of course, in actual use, each device is disposed in a transparent non-shielding shell, so as to protect each device, and then the device is fixedly mounted through the existing bracket, which all belong to the prior art and are not described herein.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. An infrared-based electronic fence, comprising: the fence units are arranged at the boundary of a target protection area and are connected through infrared rays;
the fence unit comprises an infrared module, a controller, a short-range wireless transmission module, an image information acquisition module and an audible and visual alarm module;
the control input end of the infrared transmitter is connected with the controller, the output end of the infrared receiver is connected with the controller, the controller is in communication connection with the short-range wireless transmission module, the output end of the image information acquisition module is connected with the controller, the control end of the sound-light alarm module is connected with the controller, and the infrared receiver receives infrared signals sent by the infrared transmitters of adjacent fence units;
the fence units are in communication connection through a short-range wireless transmission module;
the method comprises the following steps that one fence unit is selected from a plurality of fence units to serve as a main node fence unit, wherein the main node fence unit further comprises a remote wireless transmission module, and a controller of the main node fence unit is in communication connection with a monitoring host through the remote wireless transmission module;
the fence unit also comprises a photovoltaic power supply unit, wherein the photovoltaic power supply unit comprises a photovoltaic battery pack, a storage battery management circuit, a power supply control circuit and a voltage stabilizing circuit;
the solar photovoltaic battery pack converts solar energy into direct current and outputs the direct current, the input end of the storage battery management circuit is connected to the output end of the photovoltaic battery pack, the communication terminal of the storage battery management circuit is connected with the controller, the output end of the storage battery management circuit is connected to the anode of the storage battery, the anode of the storage battery is connected with the first input end of the power supply control circuit, the second input end of the power supply control circuit is connected to the output end of the photovoltaic battery pack, the output end of the power supply control circuit outputs 5V direct current, the input end of the voltage stabilizing circuit is connected to the output end of the power supply control circuit, the voltage stabilizing circuit outputs 3.3V direct current, the 5V direct current supplies power to the short-range wireless transmission module, the infrared module, the image acquisition unit and the acousto-optic alarm module, and the 3.3V direct current supplies power to the controller.
2. The infrared-based electronic fence of claim 1, wherein: the power supply control circuit comprises a power supply conversion circuit and a power supply switch circuit;
the first input end of the power supply conversion circuit is connected to the anode of the storage battery, the output end of the power supply conversion circuit is connected to the input end of the power supply switch circuit, the output end of the power supply switch circuit outputs 5V direct current, the second input end of the power supply conversion circuit is connected to the output end of the photovoltaic battery pack, and the control end of the power supply switch circuit is connected to the controller.
3. The infrared-based electronic fence of claim 2, wherein: the power supply conversion circuit comprises a resistor R3, a resistor R4, a resistor R1, a resistor R2, a resistor R5, a diode D1, a Zener diode ZD1, a photoresistor PR, a triode Q2, a triode Q3 and a PMOS tube Q1;
one end of the resistor R3 is used as a first input end of the power supply conversion circuit and connected to the anode of the storage battery, the other end of the resistor R3 is connected to the source of a PMOS tube Q1, the drain of the PMOS tube Q1 is used as the output end of the power supply conversion circuit, the source of the PMOS tube Q1 is connected with the gate of a PMOS tube Q1 through a resistor R2, the gate of the PMOS tube Q1 is connected with the collector of a triode Q3, the emitter of the triode Q3 is grounded, the base of the triode Q3 is connected to the collector of a triode Q2, and the emitter of the triode Q2 is connected to the source of a PMOS tube Q1 through a resistor R1;
one end of a resistor R4 is connected to the output end of the photovoltaic battery pack as the second input end of the power supply conversion circuit, the other end of the resistor R4 is connected with the anode of a diode D1, the cathode of the diode D1 is connected with the drain of a PMOS tube Q1, one end of a photoresistor PR is connected with the anode of a diode D1, the other end of the photoresistor PR is connected with the cathode of a Zener diode ZD1, the anode of the Zener diode ZD1 is grounded through a resistor R5, and the anode of a Zener diode ZD1 is also connected with the base of a triode Q2; the transistor Q2 is a P-type transistor.
4. The infrared-based electronic fence of claim 2, wherein: the power supply switch circuit comprises a PMOS (P-channel metal oxide semiconductor) tube Q4, a triode Q5, a triode Q6, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a self-reset button switch K1 and a diode D2;
the source of a PMOS tube Q4 is used as the input end of a power supply switch circuit, the drain of a PMOS tube Q4 is used as the output end of the power supply switch circuit, the source of a PMOS tube Q4 is connected in series with a self-reset button switch K1 through a resistor R9 and then grounded, the gate of the PMOS tube Q4 is connected with the collector of a triode Q5 through a resistor R6, the common connection point of the resistor R9 and the self-reset button switch K1 is connected with the collector of the triode Q5, the emitter of the triode Q5 is grounded, the collector of the triode Q5 is connected with the collector of the triode Q6 through a resistor R7, the collector of the triode Q6 is connected with the drain of the PMOS tube Q4 through a resistor R10, the emitter of the triode Q6 is grounded, the base of the triode Q6 is connected with the cathode of a diode D2 through a resistor R8, and the anode of the diode D2 is used as the control end of the power supply switch circuit and is connected with a controller.
5. The infrared-based electronic fence of claim 1, wherein: the short-range wireless transmission module is a Bluetooth module, a ZigBee module or a UWB module.
6. The infrared-based electronic fence of claim 1, wherein: the remote wireless transmission module is a 4G or 5G module.
7. The infrared-based electronic fence of claim 1, wherein: the image information acquisition module is a high-definition camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122305769.2U CN215679562U (en) | 2021-09-23 | 2021-09-23 | Electronic fence based on infrared ray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122305769.2U CN215679562U (en) | 2021-09-23 | 2021-09-23 | Electronic fence based on infrared ray |
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| CN215679562U true CN215679562U (en) | 2022-01-28 |
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| CN202122305769.2U Active CN215679562U (en) | 2021-09-23 | 2021-09-23 | Electronic fence based on infrared ray |
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