CN114495398A - Intelligent protection device and protection method under outdoor unattended condition - Google Patents
Intelligent protection device and protection method under outdoor unattended condition Download PDFInfo
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- CN114495398A CN114495398A CN202011269508.3A CN202011269508A CN114495398A CN 114495398 A CN114495398 A CN 114495398A CN 202011269508 A CN202011269508 A CN 202011269508A CN 114495398 A CN114495398 A CN 114495398A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 52
- 238000012544 monitoring process Methods 0.000 claims abstract description 36
- 230000010365 information processing Effects 0.000 claims abstract description 20
- 230000007123 defense Effects 0.000 claims description 27
- 230000009545 invasion Effects 0.000 claims description 16
- 238000013459 approach Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1427—Mechanical actuation by lifting or attempted removal of hand-portable articles with transmitter-receiver for distance detection
Abstract
The invention relates to an intelligent protection device and a protection method under an outdoor unattended condition, belongs to the technical field of unattended intelligent protection, and solves the problems that the existing outdoor unattended intelligent protection mode cannot acquire dynamic motion tracks and image information of an invading target in real time and can actively finish the intelligent protection of a protected main body. The intelligent protection device under the outdoor unattended condition comprises a wireless transceiving unit, a monitoring terminal, an information processing unit, a distance detection unit and an image acquisition unit; the information processing unit is used for processing the data of the distance detection unit and the image acquisition unit, and the processed data is sent to the monitoring terminal through the wireless transceiving unit. The intelligent protection device under the outdoor unattended condition can track the invading target through the distance detection and image matching technology, and has higher target acquisition and track depicting precision compared with other technical schemes.
Description
Technical Field
The invention relates to the technical field of unattended intelligent protection, in particular to an intelligent protection device and a protection method under an outdoor unattended condition.
Background
The current outdoor unattended intelligent protection mainly has two modes: the utility model provides an all-round camera is arranged around being protected the main part, and the long-range video information of observing at any time of protection personnel discovers unusual processing at any time, nevertheless because protection personnel energy and home range and camera imaging quality's restriction, this kind of mode is higher to personnel energy and camera imaging quality requirement, and the camera needs to be in the power state in real time simultaneously, and the power consumption is higher and long-time incessant start easily causes the camera trouble. The other technical scheme is that a security alarm device is arranged around a protected main body, alarm is triggered after a set limit is broken through, but the alarm device needs to be timely processed after being triggered due to no monitoring in the protection process, and the requirements on real-time response and processing capacity of protection personnel are extremely high.
The above two modes cannot automatically acquire the dynamic motion track and the image information of the invading target in real time, and actively finish the intelligent protection of the protected main body.
Disclosure of Invention
In view of the foregoing analysis, embodiments of the present invention are directed to providing an intelligent protection device and a protection method under an outdoor unattended condition, so as to solve the problem that the existing outdoor unattended intelligent protection method cannot acquire a dynamic motion trajectory and image information of an intrusion target in real time, and actively complete intelligent protection of a protected subject.
The purpose of the invention is mainly realized by the following technical scheme:
an intelligent protection device under an outdoor unattended condition comprises a wireless transceiving unit, a monitoring terminal, an information processing unit, a distance detection unit and an image acquisition unit; the system comprises a distance detection unit, an image acquisition unit, an information processing unit, a wireless transceiving unit and a monitoring terminal, wherein the distance detection unit and the image acquisition unit are used for monitoring the situation of a protected main body, the information processing unit is used for processing data of the distance detection unit and the image acquisition unit, the wireless transceiving unit sends the data processed by the information processing unit to the monitoring terminal, and the monitoring terminal can display the situation around the protected main body in real time.
Further, intelligent protector under outdoor unmanned on duty condition still includes alarm unit, alarm unit can warn the invasion target.
Further, the alarm unit has a two-stage alarm mode.
Further, the intelligent protection device under the outdoor unattended condition further comprises an active defense device, and the active defense device can attack an intrusion target.
Further, the active defense device is an electronic fence.
Further, intelligent protection device under outdoor unmanned on duty condition still includes self-destruction device, self-destruction device can make by the protection subject self-destruction.
A method of protection under outdoor unattended conditions, using the intelligent protection device under outdoor unattended conditions of claims 1-5;
the protection method comprises the following steps:
step 1: starting the intelligent protection device, starting the distance detection unit, and monitoring and judging whether a target enters a protection area or not in real time through the distance detection unit;
step 2: starting an image acquisition unit, and identifying and tracking an invasion target;
and step 3: when the intrusion object enters an alarm area, an alarm unit is started;
and 4, step 4: the control output module outputs a control signal to control the opening of the active defense device.
Further, in step 1, the area that can be covered by the distance detection unit is larger than the area of the protection area, when the target enters the protection area, the distance detection unit collects distance and angle information of the target and reports the condition of the entering target to the monitoring terminal through the wireless transceiver unit, and meanwhile, the step 2 is performed.
Further, in step 2, the monitoring terminal judges whether the entered target is an authorized target or an unauthorized target according to the received image information, only reports information if the entered target is an authorized target, and judges that the entered target is an intrusion target if the entered target is an unauthorized target, and simultaneously enters step 3.
Further, in step 3, when the distance between the intrusion target and the protected main body is within the first distance range, the alarm unit starts a first-level alarm; when the distance between the invading target and the protected main body is within a second distance range, the alarm unit starts a secondary alarm; the first distance range is greater than the second distance range.
Further, in step 4, when the intrusion target approaches the active defense device, the active defense device is turned on to retreat the intrusion target.
Further, in step 2, the information processing unit matches and collates the distance information of the target obtained by the distance detection unit and the image information of the target obtained by the image acquisition unit.
Further, in step 4, when the protected main body has special protection requirements and an intruded object intrudes into the protected main body, which may cause unpredictable consequences, the monitoring terminal can control the output control module to realize self-destruction of the protected main body.
Compared with the prior art, the invention can realize at least one of the following beneficial effects:
(1) the intelligent protection device under the outdoor unattended condition can 'track' the invading target through the distance detection and image matching technology, and has higher precision in target acquisition and track depicting compared with other technical schemes.
(2) The intelligent protection method under the outdoor unattended condition automatically controls the starting of the image acquisition unit according to the result of the distance detection unit, the image acquisition unit does not need to be always in a starting state, the standby power consumption is low and is one third of the power consumption of the whole starting state, and the standby time is long and is three times of the existing standby time.
(3) The invention can intelligently start the alarm device, warn the invading target, automatically or remotely control and start the self-destruction device or the control device, and has high automation degree.
(4) The protection method adopts multi-stage protection and adopts different warning methods for different invasion distances, thereby effectively protecting a protected main body while avoiding damage to a person who enters the device by mistake.
In the invention, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a schematic layout of a distance detecting unit and an image acquiring unit according to an embodiment of the present invention;
fig. 2 is a flowchart of a protection method according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the invention serve to explain the principles of the invention and not to limit its scope.
In the description of the embodiments of the present invention, it should be noted that the term "connected" is to be understood broadly, and may be, for example, fixed, detachable, or integrally connected, and may be mechanically or electrically connected, and may be directly or indirectly connected through an intermediate medium, unless otherwise specifically stated or limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
A specific embodiment of the present invention, as shown in fig. 1 to 2, discloses an intelligent protection device under an outdoor unattended condition, which includes a wireless transceiver unit, a monitoring terminal, an information processing unit, a distance detection unit, and an image acquisition unit. The distance detection unit and the image acquisition unit are used for monitoring the situation of the protected main body, the information processing unit is used for processing the data of the distance detection unit and the image acquisition unit, and the processed data are sent to the monitoring terminal through the wireless transceiving unit, so that the monitoring terminal can display the situation around the protected main body in real time. According to the received data, the monitoring terminal can automatically or manually send out an instruction to control the work of the distance detection unit and the image acquisition unit. The wireless receiving and sending unit, the information processing unit, the distance detection unit and the image acquisition unit are located on the side of the protected main body, the monitoring terminal is far away from the protected main body, and the monitoring terminal receives data on the side of the protected main body through the wireless receiving and sending unit, so that intelligent protection under the unattended condition is achieved.
Fig. 1 shows an arrangement pattern of an image acquisition unit and a distance detection unit. The image acquisition unit is used for identifying the characteristics of the intrusion target in an all-round manner, is arranged around the protected main body and ensures that the image acquisition unit can cover the protected main body by 360 degrees. The protection range is determined according to the size of the protected main body and the protection requirement, for example, for the equipment with the protected main body being 2 meters multiplied by 4 meters multiplied by 2.5 meters, the protection diameter is not less than 30 meters, 4 cameras with 180-degree field angles are arranged, and the image acquisition unit is ensured to cover the area with the diameter being more than 30 meters around the protected main body without a blind area of 360 degrees. Preferably, the camera of the image acquisition unit of the embodiment adopts a fisheye camera, and under the condition of setting a small number of cameras, the protected main body is covered by 360 degrees without blind areas.
The distance detection unit is used for measuring the distance and the relative angle between an invading target and a protected main body, and the distance detection unit of the embodiment adopts a millimeter wave radar or a laser ranging sensor. Preferably, the distance detection unit adopts 77GHz millimeter wave radar, and 77GHz millimeter wave radar can detect object distance, speed and angle, and has the multi-target tracking characteristic, can discern a plurality of invasion targets simultaneously, and accurately judges the invasion target distance by the position of protection main part and for information such as the angle of being protected the main part to make monitor terminal can be according to the information that the distance detection unit gathered, the accurate camera that needs to open of judging.
The distance detection unit is arranged along the periphery of the protected main body, and the coverage range of the distance detection unit is larger than the requirement of the protection range. For example, for the situation that the protection requirement is that the protection diameter is not less than 30 meters, 8 millimeter wave radars with detection angles of 90 degrees are arranged around the protected main body, the detection range of the millimeter wave radars is greater than 30 meters, when the millimeter wave radars detect that targets enter the area, the diameter of which is greater than 30 meters, around the protected main body, the targets are not considered to be invaded, and the number of the invaded targets is zero according to the reported information of the millimeter wave radars. When the target enters the area within 30 meters of the diameter around the protected main body, the millimeter wave radar uploads the number of the detected targets, and meanwhile, the corresponding camera in the image acquisition unit is started according to the position and angle information of the detected targets.
The image acquisition unit acquires image information of a target, the image information is uploaded to the monitoring terminal through the wireless transceiving unit after being processed by the information processing unit, the monitoring terminal judges the target according to the image information, judges whether the target is an authorized target or not, if the target is the authorized target, the distance detection unit and the image acquisition unit continue to track the target, reports tracking information, and if the target is an unauthorized target, the target is judged to be an intrusion target.
Further, in order to warn and drive the invasion target, the intelligent protection device of the embodiment further comprises an alarm unit. When the invading target enters the alarm area, the alarm unit is started to warn the invading target.
The alarm unit of this embodiment adopts the two-stage alarm mode, and when the invasion target is within first distance range (for example, get into the within range that is 20 meters by the diameter around the main part of being protected) apart from being protected the main part, alarm unit starts first level warning, warns the invasion target, for example, outputs yellow light and plays warning sound. When the intrusion target further approaches the protected subject, namely: when the target is within the second distance range (for example, the target enters the range with the diameter of 10 meters around the protected main body), the alarm unit starts a second-level alarm to drive the invading target, for example, red light is output and alarm sound is played according to the invading target, when the invading target is human, voice alarm is played, and when the invading target is animal, the sound of the natural enemy of the invading animal is simulated to drive the invading target.
Further, the intelligent protection device of this embodiment still is equipped with active defense device, like the fence, the fence is located by the protection subject around (for example, apart from by the protection subject 5 meters), and when the invasion target is further close by the protection subject, the fence starts, attacks the invasion target, prevents the invasion target further to invade the guard range.
Preferably, the electronic fence adopts an electronic pulse fence, and the pulse fence has the dual functions of active defense and alarm. When the invasion target contacts the electronic fence, the electronic cable of the electronic fence can generate pulse high voltage to effectively repel the invasion target, and the active defense effect is achieved. Meanwhile, the electronic fence system can send the intrusion signal to the monitoring terminal to remind the monitoring terminal of paying attention, so that the purpose of alarming is achieved.
Further, in order to prevent the active defense device from damaging the mistaken entrants, the active defense device of the embodiment of the invention is provided with two levels of defense. The distance from the first-stage defense to the protected main body is greater than that from the second-stage defense to the protected main body, and the voltage generated by the electronic fence of the first-stage defense is less than that generated by the electronic fence of the second-stage defense. When the mistake income person contacts first-level defense, the impulse voltage that first-level defense produced can not lead to the fact the injury to the mistake income person to remind the mistake to go into the person through impulse voltage, avoid the mistake to go into the person and further be close by the protection main part, lead to the fact the injury to the mistake income person. The pulse voltage generated by the second-level defense can damage the invading target, and the invading target is effectively prevented from approaching the protected main body.
Further, the intelligent protection device of the embodiment further comprises a control output module, and the control output module is used for controlling the active defense device to be opened and closed.
Further, for the protected main body with special protection requirements, the embodiment is also provided with a self-destruction device. When the intrusion target approaches the protected main body (for example, the distance between the intrusion target and the protected main body is less than 5 meters), the control output module controls the protected main body to be self-destructed.
Compared with the prior art, the intelligent protection device provided by the embodiment can track the invading target through distance detection and image matching technology, and compared with other technical schemes, the target acquisition and track depicting precision of the embodiment is higher; the embodiment automatically controls the starting of the image acquisition unit according to the result of the distance detection unit, has low standby power consumption, the standby power consumption of the whole machine is 26 watts, the power consumption is one third of the power consumption of the whole startup state, the standby time is long and can reach 72 hours, and compared with the existing 22 hours, the standby time is greatly improved, and the working reliability is ensured; the intelligent starting alarm device warns the invading target, can automatically or remotely control the starting of the self-destruction device, and has high automation degree.
Example 2
Another specific embodiment of the present invention, as shown in fig. 2, discloses a protection method under an outdoor unattended condition, which adopts the intelligent protection device under an outdoor unattended condition of embodiment 1, and includes the following steps:
step 1: start intelligent protector, open the distance detection unit, go into the zone of protection through distance detection unit real-time supervision and judgement whether have the target:
the range with the radius of R and the protected target as the circle center is set as a protection area, and the area which can be covered by the distance detection unit is larger than the area of the protection area. When a target enters the coverage area of the distance detection unit but does not enter the protection range, no intrusion target is set, the information processing unit reports the intrusion condition to the monitoring terminal through the wireless transceiving unit in real time, at the moment, the reported intrusion target number is zero, and the image acquisition unit is not started.
When the target enters the protection area, the distance detection unit collects the distance and angle information of the target and reports the condition of the entering target to the monitoring terminal through the wireless transceiving unit, and meanwhile, the step 2 is carried out.
Step 2: starting an image acquisition unit, identifying and tracking an intrusion target:
after the target enters the protection area, the distance detection unit detects the distance and the angle of the invading target, the information processing unit starts a camera corresponding to the image acquisition unit according to the position and angle information obtained by the distance detection unit, and identifies, matches and tracks the target; the information processing unit reports the target distance and the image information to the monitoring terminal through the wireless transceiving unit in real time.
In this step, the information processing unit matches the target distance information with the image information, that is, matches and collates the target distance information obtained by the distance detection unit with the image information of the target obtained by the image acquisition unit.
The monitoring terminal sends the target attribute according to the received image information, namely judges whether the entering target is an authorized target or an unauthorized target, judges whether the target is authorized, if the entering target is the authorized target, only reports the information, if the entering target is the unauthorized target, the entering target is judged to be an invading target, and simultaneously, the step 3 is carried out.
And 3, step 3: when the intrusion object enters an alarm area, an alarm unit is started:
if the target entering the protection area is an intrusion target, when the distance between the intrusion target and the protected main body is within a first distance range (for example, the distance is 20 meters from the protected main body), the alarm unit starts a primary alarm to carry out sound and yellow light warning on the intrusion target. At the moment, the distance detection unit continues to collect the distance and angle information of the invading target and reports the information in real time. If the intrusion target is further close to the protected main body, the following steps are carried out: and when the distance is within a second distance range (for example, the distance is less than 10 meters from the protected main body), the alarm unit starts a secondary alarm to carry out voice driving and red light warning on the invading target.
When the invading target receives the acousto-optic prompt and exits the protection area, the distance detection unit confirms that the protection area has no invading target, and the image acquisition unit and the alarm unit stop working; when the invading target continues to go deep into the protection area, the distance detection unit continues to detect the distance and the angle of the invading target, the information processing unit reports the invading target distance and the image information to the monitoring terminal through the wireless receiving and sending unit in real time, and the alarm unit continues to carry out acousto-optic expelling reminding according to the protection distance.
It should be noted that the reported information includes the number of targets, the target attribute, and the target distance.
And 4, step 4: the control output module outputs a control signal to control the opening of the active defense device:
when the intrusion target is close to the protected main body (for example, close to the electronic fence), the control output module controls the active defense device to be started, and the intrusion target is knocked back.
If the protected main body has special protection requirements and unexpected consequences are possibly caused by invasion of an invaded object, the monitoring terminal can control the output control module to realize self-destruction control of the protected main body, so that the protected main body is prevented from being invaded.
In summary, the intelligent protection device and the protection method provided by the embodiment of the invention under the outdoor unattended condition can 'track' the invading target through the distance detection and image matching technology, and the target acquisition and track depicting precision is high; the embodiment automatically controls the starting of the image acquisition unit according to the result of the distance detection unit, and has low standby power consumption, the standby power consumption of the whole machine is 26 watts, and the power consumption is one third of the power consumption of the whole startup state; the standby time is long and can reach 72 hours, and compared with the existing 22 hours, the standby time is greatly improved, and the working reliability is ensured; the intelligent starting alarm device warns the invading target, and the self-destruction device can be automatically or remotely controlled to be started, so that the automation degree is high; the protection method of the embodiment adopts multi-stage protection, adopts different warning methods for different invasion distances, and effectively protects a protected main body while avoiding damage to a person who enters the device by mistake.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. An intelligent protection device under an outdoor unattended condition is characterized by comprising a wireless transceiving unit, a monitoring terminal, an information processing unit, a distance detection unit and an image acquisition unit; the system comprises a distance detection unit, an image acquisition unit, an information processing unit, a wireless transceiving unit and a monitoring terminal, wherein the distance detection unit and the image acquisition unit are used for monitoring the situation of a protected main body, the information processing unit is used for processing data of the distance detection unit and the image acquisition unit, the wireless transceiving unit sends the data processed by the information processing unit to the monitoring terminal, and the monitoring terminal can display the situation around the protected main body in real time.
2. The intelligent protection device under outdoor unattended operation condition according to claim 1, further comprising an alarm unit capable of warning an intrusion object.
3. The intelligent protective device in outdoor unattended operation condition according to claim 2, wherein the alarm unit has two-stage alarm mode.
4. The intelligent outdoor unattended operation protection device according to claim 3, further comprising an active defense device capable of attacking the intrusion target.
5. The intelligent protection device in outdoor unattended conditions according to claim 4, wherein the active defense device is an electronic fence.
6. A method for protection under outdoor unattended conditions, wherein the method for protection under outdoor unattended conditions uses the intelligent protection device under outdoor unattended conditions of claims 1-5;
the protection method comprises the following steps:
step 1: starting the intelligent protection device, starting the distance detection unit, and monitoring and judging whether a target enters a protection area or not in real time through the distance detection unit;
step 2: starting an image acquisition unit, and identifying and tracking an invasion target;
and step 3: when the intrusion object enters an alarm area, an alarm unit is started;
and 4, step 4: the control output module outputs a control signal to control the opening of the active defense device.
7. The method according to claim 6, wherein in step 1, the area that can be covered by the distance detection unit is larger than the area of the protected area, and when a target enters the protected area, the distance detection unit collects distance and angle information of the target and reports the condition of the entering target to the monitoring terminal through the wireless transceiver unit, and at the same time, the method goes to step 2.
8. The method according to claim 7, wherein in step 2, the monitor terminal determines whether an entering target is an authorized target or an unauthorized target according to the received image information, and only reports information if the entering target is an authorized target, and determines that the entering target is an intrusion target if the entering target is an unauthorized target, and simultaneously enters step 3.
9. The protection method under the outdoor unattended condition according to claim 8, wherein in step 3, when the distance from the intrusion target to the protected subject is within the first distance range, the alarm unit starts a primary alarm; when the distance between the invading target and the protected main body is within a second distance range, the alarm unit starts a secondary alarm; the first distance range is greater than the second distance range.
10. The method of claim 9, wherein in step 4, when the intrusion target approaches the active defense device, the active defense device is turned on to repel the intrusion target.
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