CN212906521U - Can realize cutting protection network and boundary protection device of warning - Google Patents
Can realize cutting protection network and boundary protection device of warning Download PDFInfo
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- CN212906521U CN212906521U CN202022082075.2U CN202022082075U CN212906521U CN 212906521 U CN212906521 U CN 212906521U CN 202022082075 U CN202022082075 U CN 202022082075U CN 212906521 U CN212906521 U CN 212906521U
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Abstract
The utility model relates to a can realize cutting off protection network and border protector of reporting to police, the protection network includes first physics protection piece, second physics protection piece and linear metallic conductor, many said first physics protection piece and many second physics protection piece interconnect and form a physics protection network, be equipped with the metallic conductor on said first physics protection piece and the second physics protection piece respectively, the metallic conductor is insulated with corresponding physics protection piece respectively; and the metal conductors on the first physical protection part and the second physical protection part are connected with an alarm monitoring device through a wiring terminal to form one or more monitoring loops. The utility model discloses a protection network utilizes first physics protection piece and second physics protection piece to realize physics and blocks the function, utilizes the metallic conductor in it to realize cutting monitoring alarming function, when the people for cutting or destroy the invasion protection zone territory, must produce the damage to the dictyosome, leads to inside metallic conductor fracture to cause the system alarm.
Description
Technical Field
The utility model relates to a boundary protection technical field, concretely relates to can realize cutting protection network and boundary protector who reports to police.
Background
For many years, the traditional perimeter security solution mainly relies on the protection of the existing common metal or cement protective fence and is monitored by some technical means, such as an infrared correlation scheme, a video monitoring scheme, a leakage cable scheme, a vibration optical cable scheme, a tension fence, high-voltage pulse and the like.
Compared with the common protective fence, the schemes can solve the problems from some aspects and achieve certain effects, but are limited by factors such as objective technical conditions and the like, and have some common or individual defects, which are specifically as follows:
the traditional schemes such as infrared and the like have lower protection level, and are easy to cross or avoid for an intentional invader; meanwhile, the method is easily limited by the environments of height, twist, turning, bending and the like of the terrain conditions, is not suitable for severe weather, is easily influenced by natural weather such as temperature, strong light, dust, rain, snow, fog and the like, and has high false alarm rate;
the leakage cable and vibration cable alarm belongs to cable sensing, the sensing part is active, and the system power consumption is large; the schemes of tension fences, high-voltage pulse fences and the like are harmful to a certain extent.
The vibration optical cable is filtered or diagnosed to give an alarm according to different waveforms, so that under the conditions of some complex working conditions or special extreme weather, if personnel climb and damage, the alarm is easily missed or misinformed.
The distance that above-mentioned scheme can be monitored is shorter, and unit distance is with high costs, and under the condition that needs carry out long distance monitoring, system's cost is high. The sensor unit has short service life, is continuously used for a long time and has high maintenance cost; the interference opportunities (electromagnetic interference, signal interference, crosstalk and the like) are increased, the sensitivity is reduced, and the false alarm rate and the missing report rate are increased;
in conclusion, the traditional perimeter security solution based on the technologies is limited by technical conditions, has a plurality of functional defects, and cannot realize effective and reliable monitoring for external damages such as personnel damage, cut off and net entering. The high-standard perimeter security system in the new period needs to be capable of timely identifying and responding to various invasion events, and has the characteristics of long-distance monitoring and positioning functions, low energy dependence, high environmental tolerance, electromagnetic interference resistance, simplicity and convenience in construction, low manufacturing cost, low false alarm rate and the like.
The existing common protective net only has the protection and isolation functions in common physics, cannot monitor the entering of the shearing damage, cannot play the alarm effect, and cannot really realize security protection. The common protective net is added with the monitoring and alarming modes of infrared correlation, high-voltage pulse, vibration optical cables and the like, and the introduced main defects comprise high false alarm rate, large interference caused by environmental factors, complex construction, high cost and incapability of reliably monitoring shearing entry and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a protection network and border protector that can realize cutting off the warning.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a protective net capable of realizing shearing alarm comprises a first physical protection piece, a second physical protection piece and linear metal conductors, wherein the first physical protection piece and the second physical protection piece are connected with each other to form a physical protective net, the metal conductors are arranged on the first physical protection piece and the second physical protection piece respectively, and the metal conductors are insulated from the corresponding physical protection pieces respectively; and the metal conductors on the first physical protection part and the second physical protection part are connected with an alarm monitoring device through a wiring terminal to form one or more monitoring loops.
The utility model has the advantages that: the utility model discloses a protection network utilizes first physics protection piece and second physics protection piece to realize physics and blocks the function, utilizes the metallic conductor above that to realize cutting monitoring alarming function, when the people is cut or destroy the invasion protection zone territory, must produce the damage to the dictyosome, leads to inside metallic conductor fracture to cause the system alarm.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the first physical protection piece is a tubular body or a flat body, and the second physical protection piece is a tubular body or a flat body; when the first physical protection piece or the second physical protection piece is a pipe body, the metal conductor penetrates through the pipe body to be arranged; when the first physical protection piece or the second physical protection piece is a flat body, the metal conductors are fixed on one side of the flat body side by side.
The beneficial effect of adopting the further scheme is that: the metal conductor can be hidden in the tube body or hidden at one side of the flat body.
Furthermore, a plurality of the first physical protection pieces are arranged side by side, and the head and the tail of the first physical protection pieces are folded back and forth to be fixed with metal conductors, and a plurality of the second physical protection pieces are arranged side by side, and the head and the tail of the second physical protection pieces are folded back and forth to be fixed with metal conductors.
Further, each of the first physical protection pieces and each of the second physical protection pieces are respectively provided with a metal conductor with surface insulation treatment in an inner part or fixed on the outer surface.
Furthermore, a single metal conductor is bent at preset intervals to form two strands of metal conductors, the two strands of metal conductors formed on the single metal conductor are respectively fixed on the plurality of first physical protection pieces which are arranged side by side, and the two strands of metal conductors formed on the other metal conductor are respectively fixed on the plurality of second physical protection pieces which are arranged side by side.
Further, the first physical protection piece and the second physical protection piece are arranged at an angle, and the intersection is fixed through welding or a connecting piece.
Further, the connecting piece comprises a connecting piece or a four-way penetration piece, and a first through hole for the first physical protection piece to pass through and a second through hole for the second physical protection piece to pass through are formed in the four-way penetration piece. The second through hole and the second through hole are not communicated with each other or are communicated with each other, but the first physical protection piece and the second physical protection piece are arranged in a staggered mode after being connected through the four-way penetration piece.
The beneficial effect of adopting the further scheme is that: the connecting piece can select the connecting rope for use, and the first physical protection piece and the second physical protection piece that utilize the connecting rope to arrange can be with crossing are bound, utilize the cross-connection piece to carry out the cross fixation with first physical protection piece and second physical protection piece, can not cause any damage to the body.
Further, the metal conductor is arranged in a single-strand or multi-strand mode, the metal conductor comprises copper wires, iron wires, aluminum wires or alloys, and the surface of the metal conductor is subjected to insulation treatment. Specifically, an insulating layer may be disposed on the surface of the metal conductor.
The beneficial effect of adopting the further scheme is that: the insulating layer prevents any interference between the metal conductor and the tube body.
Further, the first physical protection piece and the second physical protection piece are respectively metal pipes, glass fiber reinforced plastic pipes or hard material pipes, and the first physical protection piece and the second physical protection piece are respectively round pipes, polygonal pipes or oblate pipes. The first physical protection piece and the second physical protection piece are preferably metal round pipes with smooth and flat inner parts.
The beneficial effect of adopting the further scheme is that: the metal round tube has a strong physical protection function and can avoid interference on the metal conductor in normal use.
A boundary protection device comprises a plurality of stand columns, a collection transmission module, a terminal and a protection net, wherein the protection net is arranged between every two adjacent stand columns; the alarm monitoring device is connected with the terminal in a wired or wireless communication mode through the acquisition and transmission module.
The utility model has the advantages that: the utility model discloses a boundary protector utilizes first physics protection piece and second physics protection piece to realize physics and blocks the function, utilizes the metallic conductor in it to realize cutting monitoring alarming function, when the people is cut or destroy the invasion protection zone territory, must produce the damage to the dictyosome, leads to inside metallic conductor fracture to cause the system alarm.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of the protection net of the present invention;
fig. 2 is a schematic structural view of a second embodiment of the protection net of the present invention;
fig. 3 is a schematic structural view of a third embodiment of the protection net of the present invention;
fig. 4 is a schematic view of a partially enlarged structure of a third embodiment of the protection net of the present invention;
fig. 5 is a schematic structural view of a fifth embodiment of the protection net of the present invention;
fig. 6 is a schematic view of a partially enlarged structure of a fifth embodiment of the protection net of the present invention;
fig. 7 is a schematic structural view of a seventh embodiment of the protection net of the present invention;
fig. 8 is a schematic view of a partially enlarged structure of a seventh embodiment of the protection net of the present invention;
fig. 9 is a schematic view of the welding structure of the protective net of the present invention;
fig. 10 is a schematic view of the connection structure of the four-way penetration piece adopted by the protective screening of the utility model;
fig. 11 is a schematic view of the binding structure of the protective screening of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a pipe body; 2. a flat body; 21. a fixing ring; 3. a metal conductor; 31. two strands of metal conductors; 4. connecting ropes; 5. the cross-pass is through-going.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 to fig. 11, the protective net capable of achieving a shearing alarm according to the present embodiment includes a first physical protecting component, a second physical protecting component, and linear metal conductors 3, wherein a plurality of the first physical protecting components and a plurality of the second physical protecting components are connected to each other to form a physical protective net, the metal conductors 3 are respectively disposed on the first physical protecting component and the second physical protecting component, and the metal conductors 3 are respectively insulated from the corresponding physical protecting components; the metal conductors 3 on the first physical protection piece and the second physical protection piece are connected with an alarm monitoring device through wiring terminals to form one or more monitoring loops.
The protective net of the embodiment utilizes the first physical protection piece and the second physical protection piece to realize a physical blocking function, utilizes the metal conductors in the first physical protection piece and the second physical protection piece to realize a shearing monitoring alarm function, and inevitably damages the net body when an invasion protection area is artificially sheared or damaged, so that the metal conductors in the net body are broken, and a system alarm is triggered.
In this embodiment, there are three ways of disposing the metal conductor 3 on the first physical shielding member and the second physical shielding member, which are as follows:
the first implementation mode comprises the following steps: as shown in fig. 1, the first and second physical guards of the present embodiment are each a pipe body 1, one metal conductor 3 is inserted into each of the first physical guards arranged side by side while being turned back and forth from head to tail, and one metal conductor 3 is inserted into each of the second physical guards arranged side by side while being turned back and forth from head to tail. Corresponding to one metal conductor 3 penetrating through all the first physical protection pieces, and one metal conductor 3 penetrating through all the second physical protection pieces.
The second embodiment: as shown in fig. 2, the first physical shielding members and the second physical shielding members of the present embodiment are respectively pipe bodies 1, and a single metal conductor 3 is respectively penetrated through each of the first physical shielding members and the second physical shielding members.
The third embodiment is as follows: as shown in fig. 3 and 4, the first and second physical shielding members of the present embodiment are respectively a pipe body 1, a single metal conductor 3 is bent at predetermined intervals to form two strands of metal conductors 31, two strands of metal conductors 31 formed on the single metal conductor 3 penetrate through the plurality of first physical shielding members arranged side by side, and two strands of metal conductors 31 formed on another metal conductor 3 penetrate through the plurality of second physical shielding members arranged side by side.
The fourth embodiment: the first and second physical guards of the present embodiment are flat pieces 2, respectively, and one metal conductor 3 is fixed to the first physical guards arranged side by side while being turned back and forth end to end, and one metal conductor 3 is fixed to the second physical guards arranged side by side while being turned back and forth end to end. Corresponding to one metal conductor 3 fixed on all the first physical protection pieces and one metal conductor 3 fixed on all the second physical protection pieces. The metal conductors 3 fixed on the flat member 2 are respectively hidden at one side of the flat member, and can be specifically measured in a protective net.
The fifth embodiment: as shown in fig. 5 and 6, the first physical shield member and the second physical shield member of the present embodiment are each a flat body 2, and one metal conductor 3 is fixed to each of the first physical shield member and the second physical shield member in a single line. Namely, one metal conductor is fixed on one side of each flat body, and the metal conductors are arranged at intervals.
Embodiment six: the first and second physical guards of the present embodiment are each a flat body 2, a single metal conductor 3 is bent at predetermined intervals to form two strands of metal conductors 31, two strands of metal conductors 31 formed on the single metal conductor 3 are fixed to the plurality of first physical guards arranged side by side, and two strands of metal conductors 31 formed on the other metal conductor 3 are fixed to the plurality of second physical guards arranged side by side.
Embodiment seven: as shown in fig. 7 and 8, the first physical shielding member of the present embodiment is a tubular body 1, the second physical shielding member is a flat body 2, the first physical shielding member has a metal conductor penetrating therethrough in a manner similar to the first, second, and third embodiments, and the second physical shielding member has a metal conductor fixedly mounted thereon in a manner similar to the fourth, fifth, and sixth embodiments.
The metal conductor 3 may be fixed to the flat body 2 by adhesion or by a detachable fixing ring 21, as shown in fig. 6 and 8. The flat member 2 is provided with a continuous saw-toothed structure for physical protection.
Of course, in addition to the preferred installation method described above, other installation methods may be adopted, and in the example of the pipe body 1, a plurality of metal conductors 3 may be respectively penetrated through the first physical shielding member 1 and the second physical shielding member 2, or only one metal conductor 3 may be penetrated through the first physical shielding member 1 and the second physical shielding member 2, and all the first physical shielding member 1 and the second physical shielding member 2 may be penetrated by one metal conductor 3.
As shown in fig. 1 to 11, the first physical protection component 1 and the second physical protection component 2 of the present embodiment are arranged at an angle, and the intersection is fixed by welding or a connector. Preferably, the first physical prevention element 1 and the second physical prevention element 2 are arranged vertically. When the first physical protection piece 1 and the second physical protection piece 2 are welded at the intersection, the welding position is ensured not to be welded through. The connecting and fixing mode of the first physical protection piece and the second physical protection piece can adopt various modes, and the first physical protection piece and the second physical protection piece can be installed in any complicated terrain and severe weather areas.
Specifically, as shown in fig. 10 and 11, the connecting member includes a connecting member or a four-way penetration member 5, and the four-way penetration member 5 is provided with a first through hole for the first physical protection member 1 to pass through and a second through hole for the second physical protection member 2 to pass through. The second through hole and the second through hole are not communicated with each other or are communicated with each other, but the first physical protection piece and the second physical protection piece are arranged in a staggered mode after being connected through the four-way penetrating piece, and the four-way connecting piece 5 is suitable for the structure of the pipe body 1. The connecting piece can be a connecting rope 4, the first physical protection piece 1 and the second physical protection piece 2 which are arranged in a crossed mode can be bound by the connecting rope 4, and the connecting rope can be a flexible connecting rope; the cross structure can be selected for use to the cross through-piece, and first through-hole and second through-hole link up in the corresponding linear structure of cross structure respectively, utilize the cross through-piece can be with the first physics protection piece of body structure and the second physics protection piece fixed that intersects, can not cause any damage to the body.
In a preferable embodiment of the present invention, the metal conductor 3 is provided as a single strand or a plurality of strands, the metal conductor includes a copper wire, an iron wire, or an aluminum wire or an alloy, and the surface of the metal conductor 3 is subjected to an insulation treatment. Specifically, an insulating layer may be disposed on the surface of the metal conductor 3. The insulating layer prevents any interference between the metal conductor and the tube body.
In a preferred embodiment of the present invention, the first physical protection element and the second physical protection element are respectively metal tubes, glass fiber reinforced plastic tubes, or hard material tubes, and the first physical protection element and the second physical protection element are respectively round tubes, polygonal tubes, or oblate tubes. The first physical protection component 1 and the second physical protection component 2 are respectively made of a metal round tube with a smooth and flat inner part, such as stainless steel metal, iron, and the like. The metal round tube has a strong physical protection function and can avoid interference on the metal conductor in normal use.
The appearance size of the protective net of the embodiment can be selected at will according to requirements, and the mesh size can be selected at will according to requirements.
The protective net of the embodiment can be applied to protection and monitoring of common or key areas, such as border lines, river banks, roads, railways, key places and the like, and can protect and monitor invasion of foreign people, larger animals and the like; the protective net has the common barrier protection function of the guardrail net, and the protective net is formed by connecting pipe bodies transversely or longitudinally, and the round pipe internally penetrates through a wire, so that the protective net has the information transmission function transversely or longitudinally, and the protection and monitoring integrated function of the guardrail net is realized. The method can be applied to protection and monitoring of the peripheries of common or important units and sections.
The manufacturing process of the protective net is reliable, video monitoring equipment does not need to be additionally added, field watching personnel does not need to be added, and cost is saved. After the equipment is installed, subsequent maintenance work is not needed, and the labor cost is greatly saved.
Example 2
The border protection device of this embodiment, including the stand with the protection network, the protection network be a plurality of, adjacent two be equipped with between the stand the protection network.
The multi-disc protection network passes through the terminal box and establishes ties together, and a warning monitoring devices is installed to a distance of interval, makes the inside stable switching value information of transmission of net piece, can realize high reliability, zero mistake report rate and zero rate of missing reporting, can also play the protection isolation of ordinary protection network, does not have the potential safety hazard, does not receive the influence of external environment and complicated operating mode, and the construction is simple and convenient, and is with low costs.
The alarm monitoring device is connected with the terminal in a wired or wireless communication mode through the acquisition transmission module. The acquisition and transmission module can be similar to an I/O module, and the terminal equipment can be a mobile phone, a computer, a tablet and the like. The multiple protective nets are connected in series, and finally all monitoring information can be transmitted to the terminal in a cable or wireless mode. The terminal monitors information in real time, and gives an alarm in time when a damaged or disconnected place exists.
The boundary protection device of the embodiment utilizes the first physical protection piece and the second physical protection piece to realize a physical blocking function, utilizes the metal conductors in the first physical protection piece and the second physical protection piece to realize a shearing monitoring alarm function, and inevitably damages the net body when an invaded protection area is artificially sheared or damaged, so that the metal conductors in the net body are broken, and a system alarm is triggered.
The boundary protection device of the embodiment can be independently used as a protection monitoring net for installation, and can also be attached to an installed common protection net for use on existing railways, civil aviation, highways, military industry, frontier defense and the like.
An acquisition control module is arranged at intervals (the distance can be set randomly), the section controlled by the module is the set distance, when a certain mesh in the distance is cut, the mesh can be monitored in real time and an alarm can be sent out, and the terminal interface can display the alarm position.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The protective net capable of realizing the shearing alarm is characterized by comprising a first physical protective part, a second physical protective part and linear metal conductors, wherein the first physical protective part and the second physical protective part are connected with each other to form a physical protective net; and the metal conductors on the first physical protection part and the second physical protection part are connected with an alarm monitoring device through a wiring terminal to form one or more monitoring loops.
2. The protection net capable of realizing shearing alarm according to claim 1, wherein the first physical protection piece is a pipe body or a flat body, and the second physical protection piece is a pipe body or a flat body; when the first physical protection piece or the second physical protection piece is a pipe body, the metal conductor penetrates through the pipe body to be arranged; when the first physical protection piece or the second physical protection piece is a flat body, the metal conductors are fixed on one side of the flat body side by side.
3. The protection net capable of achieving the shearing alarm according to claim 1, wherein a plurality of the first physical protection pieces are arranged side by side and are provided with metal conductors which are fixed back and forth end to end, and a plurality of the second physical protection pieces are arranged side by side and are provided with metal conductors which are fixed back and forth end to end.
4. The protection net capable of realizing shearing alarm according to claim 1, wherein each first physical protection piece and each second physical protection piece are respectively internally penetrated with or externally fixed with a metal conductor with surface insulation treatment.
5. The protection net capable of achieving the shearing alarm according to claim 1, wherein a single metal conductor is bent at preset intervals to form two strands of metal conductors, two strands of metal conductors formed on the single metal conductor are respectively fixed on a plurality of first physical protection pieces arranged side by side, and two strands of metal conductors formed on another metal conductor are respectively fixed on a plurality of second physical protection pieces arranged side by side.
6. The protection net capable of achieving the shearing alarm according to claim 1, wherein the first physical protection piece and the second physical protection piece are arranged at an angle, and the intersection is fixed through welding or a connecting piece.
7. The protection net capable of realizing shearing alarm according to claim 6, wherein the connecting piece comprises a connecting piece or a four-way penetration piece, and the four-way penetration piece is provided with a first through hole for a first physical protection piece to pass through and a second through hole for a second physical protection piece to pass through.
8. The protective net capable of realizing shearing alarm according to claim 1, wherein the metal conductor is provided with single strand or multi-strand, the metal conductor comprises copper wire, iron wire, aluminum wire or alloy, and the surface of the metal conductor is subjected to insulation treatment.
9. The protection net capable of realizing shearing alarm according to claim 1, wherein the first physical protection piece and the second physical protection piece are respectively metal pipes or glass reinforced plastic pipes or hard material pipes, and the first physical protection piece and the second physical protection piece are respectively round pipes or polygonal pipes.
10. A boundary protection device, which is characterized by comprising upright posts, a collecting and transmitting module, a terminal and a protective net according to any one of claims 1 to 9, wherein a plurality of protective nets are arranged, and the protective net is arranged between two adjacent upright posts; the alarm monitoring device is connected with the terminal in a wired or wireless communication mode through the acquisition and transmission module.
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| CN202022082075.2U CN212906521U (en) | 2020-09-21 | 2020-09-21 | Can realize cutting protection network and boundary protection device of warning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115019458A (en) * | 2022-04-20 | 2022-09-06 | 中国电子科技集团公司第三十四研究所 | Distributed optical fiber sensing system capable of sensing intrusion target and sensing method |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115019458A (en) * | 2022-04-20 | 2022-09-06 | 中国电子科技集团公司第三十四研究所 | Distributed optical fiber sensing system capable of sensing intrusion target and sensing method |
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