CN111429679A - Electrostatic field perimeter detection system - Google Patents
Electrostatic field perimeter detection system Download PDFInfo
- Publication number
- CN111429679A CN111429679A CN202010063992.8A CN202010063992A CN111429679A CN 111429679 A CN111429679 A CN 111429679A CN 202010063992 A CN202010063992 A CN 202010063992A CN 111429679 A CN111429679 A CN 111429679A
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- Prior art keywords
- alarm
- electrostatic field
- detection system
- support
- upright post
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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
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
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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
- G08B13/19697—Arrangements wherein non-video detectors generate an alarm themselves
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
- G08B13/2497—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field using transmission lines, e.g. cable
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention relates to an electrostatic field perimeter detection system, which comprises upright columns arranged around the perimeter, an electrostatic detection fence erected on the upright columns, a plurality of alarm processors, a defense area alarm host and various linkage alarm devices, wherein the alarm processors are arranged on the upright columns; the electrostatic detection fence comprises a support, insulators and a sensing cable, wherein the support is arranged on the upright post and can slide along the vertical direction of the upright post, the insulators are connected to the support, the sensing cable is erected on the insulators, the alarm processors are arranged on the sensing cable in a series connection mode, the alarm processors are installed in an electric box, and the alarm processors are connected with a defense area alarm host through a POWERBUS; the upright post is at least provided with a group of static detection fences in parallel, and is also provided with a video mobile detection camera which is connected with a defense area alarm host through a POWERBUS bus; the invention has the advantages of reasonable structure, convenient installation and maintenance, lightning protection, strong self-cleaning capability and the like, and can carry out fuzzy positioning and shooting evidence collection on the invasion behavior.
Description
Technical Field
The invention relates to the technical field of perimeter intrusion detection systems, in particular to an electrostatic field perimeter detection system.
Background
With the development of economy and society, perimeter detection and protection are more and more valued by people, perimeter detection devices are not only installed in important places such as prisons and military bases, but also more and more used in industrial and mining areas, communities, schools, villa areas and the like. The existing perimeter detection device is mostly suitable for enclosing walls and flat ground, perimeter detection is realized by adopting an active infrared correlation detection device or a high-voltage pulse electronic fence, but the infrared correlation detection device has poor anti-interference performance, is easy to misjudge under the conditions of sunlight, high temperature, dense fog and the like, can be used only in a linear distance and cannot be used on complicated ground with uneven height, bending and the like, the high-voltage pulse electronic fence uses high-voltage pulse as a detection signal, and intrusion information can be judged only after a detected object contacts a detection line, so that the response is slow and not safe enough.
The static induction perimeter alarm system is a perimeter anti-theft alarm system with a brand-new concept, integrates two functions of blocking and alarming, is different from the traditional perimeter alarm system in essence, and has the advantages of stable performance, strong installation adaptability, high cost performance and the like.
However, in practical use, the electrostatic induction perimeter alarm system still has the following disadvantages: 1. the electrostatic induction cable has long erection lines and a large number of erection lines, and is easy to be damaged by lightning; 2. the electrostatic induction cable is long in erection line, so that the invasion position cannot be judged when invasion alarm occurs, and the subsequent searching difficulty is increased; 3. the intrusion behavior cannot be forensically collected; 4. the electrostatic induction cable has long erection lines and a large number of erection lines, and is heavy in daily maintenance and cleaning work. Therefore, there is a need for improved innovation.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the problems that a traditional electrostatic field perimeter detection system is easily struck by lightning, cannot judge an invasion position and cannot obtain evidence of invasion behaviors, and daily maintenance and cleaning work are heavy are solved.
The technical scheme of the invention is as follows: the electrostatic field perimeter detection system comprises an upright post 1 arranged around the perimeter, an electrostatic detection fence 2 erected on the upright post 1, a plurality of alarm processors 3, a defense area alarm host and various linkage alarm devices; the electrostatic detection fence 2 comprises a support 21 which is arranged on the upright post 1 and can slide along the vertical direction of the upright post, an insulator 22 connected to the support 21 and a sensing cable 23 erected on the insulator 22, the alarm processors 3 are arranged on the sensing cable 23 in series, the alarm processors 3 are arranged in an electric box 5, and each alarm processor 2 is connected with a defense area alarm host through a POWERBUS; erect 3 groups of static detection rail 2 on the stand 1 at least in parallel, still be provided with video mobile detection camera 5 on the stand 1, video mobile detection camera 5 is connected with the defence area warning host computer through the POWER RBUS bus.
In the multiple sets of electrostatic detection enclosures 2 arranged in parallel, the adjacent sensing cables 23 conduct currents with different frequencies to avoid interference.
In a preferred embodiment of the present invention, the upright post 1 is provided with a T-shaped sliding guide slot 11 along a vertical direction, the bracket 21 is slidably engaged with the T-shaped sliding guide slot 11 through a T-shaped nut provided at one end thereof, the T-shaped nut is provided with a tightening bolt, and the position of the bracket 21 is locked by rotating the tightening bolt during installation.
In the preferred embodiment of the present invention, a height scale is engraved on either side of the opening of the T-shaped chute 11 to facilitate accurate adjustment of the height of the bracket 21 during installation, thereby ensuring that the distance between the adjacent sensor cables 23 meets the design requirements.
In the preferred embodiment of the present invention, a zinc oxide arrester 24 is disposed on the bracket 21 and near the insulator 22, and the distance between the zinc oxide arrester 24 and the insulator 22 is not less than 20 CM. The current discharge terminals of every 10-15 adjacent zinc oxide arresters 24 are connected in series by a bare copper cable, and the bare copper cable is connected with a grounding column.
In the preferred embodiment of the present invention, the video motion detection camera 5 is an auto-tracking pan-tilt camera.
In a preferred embodiment of the invention, the defense area alarm host is internally provided with an NB-IOT communication module, the NB-IOT communication module is connected with a narrowband Internet of things, and the narrowband Internet of things is in network communication with various linkage alarm devices.
In a preferred embodiment of the present invention, a backup battery is provided in the electrical box 5 to supply power to the alarm processor 3 therein, and the backup battery is charged by a solar cell panel mounted on the electrical box 5.
In the preferred embodiment of the invention, the surfaces of the upright post 1, the bracket 21, the insulator 22, the zinc oxide arrester 24 and the electrical box 5 are uniformly sprayed with the super-hydrophobic coating.
In a preferred embodiment of the present invention, the sensing cable 23 sequentially comprises, from inside to outside, an alloy wire core, an insulating layer, a fiber reinforcing layer and a sheath layer, which are sleeved with each other; the method is characterized in that: a color-changing self-curing insulating rubber film layer is arranged between the fiber reinforcing layer and the sheath layer, and when the local temperature exceeds 70 ℃, the color of the color-changing self-curing insulating rubber film layer at the local part is changed from white to transparent; the sheath layer is made of transparent HDPE.
In a preferred embodiment of the invention, the thickness of the color-changing self-curing insulating glue film is 0.08mm-0.1 mm.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the electrostatic field perimeter detection system, the zinc oxide lightning arrester is arranged on the support, so that the purpose of preventing lightning stroke is achieved.
(2) The electrostatic field perimeter detection system disclosed by the invention utilizes the internet of things communication technology, and can upload and store alarm information in real time and remotely control the alarm information.
(3) The electrostatic field perimeter detection system has the advantages that the height of the support is adjustable, the installation is convenient, the surfaces of key parts are sprayed with the super-hydrophobic coating, and the self-cleaning capability is strong.
(4) According to the electrostatic field perimeter detection system, the color-changing self-curing insulating adhesive film layer is clamped in the sensing cable, so that the fault point of the cable can be found visually through the change of the color of the sensing cable, and the maintenance and the replacement are facilitated.
(5) The electrostatic field perimeter detection system disclosed by the invention combines the video mobile detection camera, so that the invasion behavior can be subjected to fuzzy positioning and shooting evidence collection.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partial cross-sectional view of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The technical solution of the present invention will be clearly and completely described by the following detailed description.
The invention provides an electrostatic field perimeter detection system, the specific structure of which is shown in figure 1, and the system comprises an upright post 1 arranged around the perimeter, an electrostatic detection fence 2 erected on the upright post 1, a plurality of alarm processors 3, a defense area alarm host and various linkage alarm devices; the electrostatic detection fence 2 comprises a support 21 which is arranged on the upright post 1 and can slide along the vertical direction of the upright post, an insulator 22 connected to the support 21 and a sensing cable 23 erected on the insulator 22, the alarm processors 3 are arranged on the sensing cable 23 in series, the alarm processors 3 are arranged in an electric box 5, and each alarm processor 2 is connected with a defense area alarm host through a POWERBUS; erect 3 groups of static detection rail 2 on the stand 1 at least in parallel, still be provided with video mobile detection camera 5 on the stand 1, video mobile detection camera 5 is connected with the defence area warning host computer through the POWER RBUS bus.
In the multiple sets of electrostatic detection enclosures 2 arranged in parallel, the adjacent sensing cables 23 conduct currents with different frequencies to avoid interference.
In a preferred embodiment of the present invention, the upright post 1 is provided with a T-shaped sliding guide slot 11 along a vertical direction, the bracket 21 is slidably engaged with the T-shaped sliding guide slot 11 through a T-shaped nut provided at one end thereof, the T-shaped nut is provided with a tightening bolt, and the position of the bracket 21 is locked by rotating the tightening bolt during installation.
In the preferred embodiment of the present invention, a height scale is engraved on either side of the opening of the T-shaped chute 11 to facilitate accurate adjustment of the height of the bracket 21 during installation, thereby ensuring that the distance between the adjacent sensor cables 23 meets the design requirements.
In the preferred embodiment of the present invention, a zinc oxide arrester 24 is disposed on the bracket 21 and near the insulator 22, and the distance between the zinc oxide arrester 24 and the insulator 22 is not less than 20 CM. The current discharge terminals of every 10-15 adjacent zinc oxide arresters 24 are connected in series by a bare copper cable, and the bare copper cable is connected with a grounding column.
In the preferred embodiment of the present invention, the video motion detection camera 5 is an auto-tracking pan-tilt camera.
In a preferred embodiment of the invention, the defense area alarm host is internally provided with an NB-IOT communication module, the NB-IOT communication module is connected with a narrowband Internet of things, and the narrowband Internet of things is in network communication with various linkage alarm devices.
In a preferred embodiment of the present invention, a backup battery is provided in the electrical box 5 to supply power to the alarm processor 3 therein, and the backup battery is charged by a solar cell panel mounted on the electrical box 5.
In the preferred embodiment of the invention, the surfaces of the upright post 1, the bracket 21, the insulator 22, the zinc oxide arrester 24 and the electrical box 5 are uniformly sprayed with the super-hydrophobic coating.
In a preferred embodiment of the present invention, the sensing cable 23 sequentially comprises, from inside to outside, an alloy wire core, an insulating layer, a fiber reinforcing layer and a sheath layer, which are sleeved with each other; the method is characterized in that: a color-changing self-curing insulating rubber film layer is arranged between the fiber reinforcing layer and the sheath layer, and when the local temperature exceeds 70 ℃, the color of the color-changing self-curing insulating rubber film layer at the local part is changed from white to transparent; the sheath layer is made of transparent HDPE.
In a preferred embodiment of the invention, the thickness of the color-changing self-curing insulating glue film is 0.08mm-0.1 mm.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.
Claims (10)
1. An electrostatic field perimeter detection system comprises an upright post (1) arranged around the perimeter, an electrostatic detection fence (2) erected on the upright post (1), a plurality of alarm processors (3), a defense area alarm host and various linkage alarm devices; the method is characterized in that: the electrostatic detection fence (2) comprises a support (21) which is arranged on the upright post (1) and can slide along the vertical direction of the upright post, an insulator (22) connected to the support (21) and a sensing cable (23) erected on the insulator (22), the alarm processors (3) are arranged on the sensing cable (23) in series, the alarm processors (3) are arranged in the electric box (5), and each alarm processor (2) is connected with a defense area alarm host through a POWERBUS bus; erect 3 groups of static electricity on stand (1) at least and survey rail (2), still be provided with video mobile detection camera (5) on stand (1), video mobile detection camera (5) are connected with the alarm host computer of defence area through the POWERBUS bus.
2. The electrostatic field perimeter detection system of claim 1, characterized in that: t-shaped guide chutes (11) are formed in the vertical direction of the upright column (1), and the support (21) is in sliding fit with the T-shaped guide chutes (11) through T-shaped nuts arranged at one ends of the support.
3. The electrostatic field perimeter detection system of claim 2, characterized in that: any side of the opening of the T-shaped guide chute (11) is carved with a height scale mark.
4. The electrostatic field perimeter detection system of claim 1, characterized in that: and a zinc oxide lightning arrester (24) is arranged on the support (21) and close to the insulator (22), and the distance between the zinc oxide lightning arrester (24) and the insulator (22) is not less than 20 CM.
5. The electrostatic field perimeter detection system of claim 1, characterized in that: the video mobile detection camera (5) adopts an automatic tracking pan-tilt camera.
6. The electrostatic field perimeter detection system of claim 1, characterized in that: the alarm host machine of the defense area is internally provided with an NB-IOT communication module, the NB-IOT communication module is connected with a narrow-band Internet of things, and the narrow-band Internet of things is in network communication with various linkage alarm devices.
7. The electrostatic field perimeter detection system of claim 1, characterized in that: the alarm system is characterized in that a standby storage battery is arranged in the electric box (5) to supply power to the alarm processor (3) in the electric box, and the standby storage battery is charged through a solar cell panel erected on the electric box (5).
8. The electrostatic field perimeter detection system of claim 1, characterized in that: the super-hydrophobic coating is uniformly sprayed on the surfaces of the upright post (1), the support (21), the insulator (22), the zinc oxide arrester (24) and the electric box (5).
9. The electrostatic field perimeter detection system of claim 1, characterized in that: the sensing cable (23) sequentially comprises an alloy wire core, an insulating layer, a fiber reinforcing layer and a sheath layer which are sleeved with each other from inside to outside; the method is characterized in that: a color-changing self-curing insulating rubber film layer is arranged between the fiber reinforcing layer and the sheath layer, and when the local temperature exceeds 70 ℃, the color of the color-changing self-curing insulating rubber film layer at the local part is changed from white to transparent; the sheath layer is made of transparent HDPE.
10. The system of claim 9, wherein: the thickness of the color-changing self-curing insulating adhesive film layer is 0.08mm-0.1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063992.8A CN111429679A (en) | 2020-01-20 | 2020-01-20 | Electrostatic field perimeter detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063992.8A CN111429679A (en) | 2020-01-20 | 2020-01-20 | Electrostatic field perimeter detection system |
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| Publication Number | Publication Date |
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| CN111429679A true CN111429679A (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010063992.8A Pending CN111429679A (en) | 2020-01-20 | 2020-01-20 | Electrostatic field perimeter detection system |
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| CN (1) | CN111429679A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804983A (en) * | 2021-09-23 | 2021-12-17 | 北京森馥科技股份有限公司 | Power frequency electric field measuring device, system and method |
| CN114184853A (en) * | 2021-12-14 | 2022-03-15 | 中国电力科学研究院有限公司 | Power frequency electric field measuring device |
| CN114973562A (en) * | 2022-05-10 | 2022-08-30 | 国网湖北省电力有限公司直流公司 | Moisture-proof current conversion electronic fence equipment |
-
2020
- 2020-01-20 CN CN202010063992.8A patent/CN111429679A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804983A (en) * | 2021-09-23 | 2021-12-17 | 北京森馥科技股份有限公司 | Power frequency electric field measuring device, system and method |
| CN114184853A (en) * | 2021-12-14 | 2022-03-15 | 中国电力科学研究院有限公司 | Power frequency electric field measuring device |
| CN114973562A (en) * | 2022-05-10 | 2022-08-30 | 国网湖北省电力有限公司直流公司 | Moisture-proof current conversion electronic fence equipment |
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