CN108898768A - A kind of installation method of anti-interference optical fiber perimeter prevention detector - Google Patents
A kind of installation method of anti-interference optical fiber perimeter prevention detector Download PDFInfo
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- CN108898768A CN108898768A CN201810898848.9A CN201810898848A CN108898768A CN 108898768 A CN108898768 A CN 108898768A CN 201810898848 A CN201810898848 A CN 201810898848A CN 108898768 A CN108898768 A CN 108898768A
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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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Abstract
The invention discloses a kind of installation methods of anti-interference optical fiber perimeter prevention detector, belong to safe protection engineering technical field, which is characterized in that include the following steps：A, the spring for laying fixed line style vibration detector is selected, is installed along plant area's circumference enclosure wall；B, line style vibration detector is laid using sinusoid by spring support；C, in conjunction with the requirement of defence area size, the length of line style vibration detector in unit length is determined；D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, the sensitivity of line style vibration detector is adjusted by software backstage.The induction region of segmentation detection is become a face from a point by the present invention, effectively environment can be overcome to influence, reduce rate of false alarm, coupled system software carries out individual defence area sensitivity adjustments for varying environment, the environment resistant interference performance that line style vibration detector can be enhanced, greatly improves detection accuracy and accuracy.
Description
Technical field
The present invention relates to safe protection engineering technical field more particularly to a kind of peaces of anti-interference optical fiber perimeter prevention detector
Dress method.
Background technique
Optical fiber perimeter security system uses phase sensitive optical time domain reflection technology, by be reflected back the vibration information of system with
The time difference that light pulse issues realizes the vibration monitoring along whole optical cable.Pass through the spread speed and back of pulse laser in optical fiber
To the time interval of optical echo, to vibration point location, realize that monitoring obtains location information.The installation of line style vibration detector for
The detection accuracy of system plays key effect, and mounting means decides whether alarm positioning is accurate.In general line style is vibrated
Detector installs binding and fixing in security area, for detecting the vibration sense to extraneous intrusion behavior and environment by fixing piece
It answers.In actual installation process, there are following influence factors：
1, the climatic factors such as high wind, heavy rain will increase the rate of false alarm of detector.
2, flying bird, toy etc. influence, so that system wrong report probability increases.
3, the interference of the disturbing factors such as noise, mechanical oscillation in environment is laid.
4, fixed form is improper, bundlees tension, leads to sensitivity decrease.
5, in unit length, the length that fiber-optical probe uses is less than the detecting error of detector itself, causes defence area not
Accurately.
6, near the periphery of Vegetation Effect detector detection causes to report by mistake.
Publication No. CN 103383796A, publication date are that the Chinese patent literature on November 06th, 2013 discloses one kind
Border guard system defence area deployment localization method, it is characterized in that：Entire defence area is divided into the multiple sub- defence areas of multilayer, each straton is anti-
The overlapping deployment in area, every section of defence area at least 2 or more sub- defence area deployments in addition to the both ends of defence area, can be divided with N cover defence area equipment
Locate N+1 defence area；Defence area deployment localization method be：It is that the corresponding defence area in the sub- defence area has exception when single sub- Defence areas alarm, it is more
It is that defence area corresponding to this little defence area lap has exception when a sub- Defence areas alarm.
The deployment of border guard system defence area disclosed in patent document localization method, it is compound using more defence areas, it can prevent
Defence area equipment failure causes entire security system to fail, and safeguards system reliability, still, the influence of external environment often will cause
The problem of defence area is reported by mistake, the precision of security protection and accuracy are poor.
Summary of the invention
The present invention in order to overcome the defects of the prior art described above, provides a kind of peace of anti-interference optical fiber perimeter prevention detector
The induction region of segmentation detection is become a face from a point, effectively environment can be overcome to influence by dress method, the present invention, is reduced
Rate of false alarm, coupled system software carry out individual defence area sensitivity adjustments for varying environment, can enhance line style vibration detector
Environment resistant interference performance, realize continuity line style vibration detector detection alarm signal accuracy optimize promoted, greatly
Improve detection accuracy and accuracy.
The present invention is achieved through the following technical solutions：
A kind of installation method of anti-interference optical fiber perimeter prevention detector, which is characterized in that include the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector is laid using sinusoid by spring support, according to line style vibration detector on spring
The intensity of Fang Zhila spring steel wire and flexible requirement, select steel wire for galvanized steel bar；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device.
In the step a, plant area's circumference enclosure wall is using iron bar enclosure wall, for laying fixed line style vibration detector
Spring be carbon steel spring.
The diameter of the carbon steel spring is 3mm, and the length that carbon steel spring and iron bar enclosure wall weld is 60mm, carbon
The screw pitch of steel spring is 25mm, and the mounting distance of carbon steel spring is 1-2m.
In the step b, the spring support includes galvanized steel bar, carbon steel spring and X-type support, carbon steel spring and
X-type support be it is multiple, the diameter of galvanized steel bar is 3mm, and galvanized steel bar is fixed on X-type support, one end of carbon steel spring
It is fixed on galvanized steel bar, the other end is fixed on plant area's circumference enclosure wall.
In the step b, refer to that line style vibration detector is curved in sine wave using sinusoid laying line style vibration detector
Song is arranged between galvanized steel bar and plant area's circumference enclosure wall, and sine wave bending radius is 80-100mm, line style vibration detector
Wave crest is fixed on galvanized steel bar by tied silk, and the trough of line style vibration detector is fixed on plant area's circumference enclosure wall by tied silk
On, the spacing between the adjacent trough of any two is 400-500mm.
It is 300mm that the line style vibration detector solderless wrapped connection forms the diameter around adapter ring, around adapter ring on galvanized steel bar.
In the step b, the net weight of line style vibration detector is 85g/m, and long-term that pulling force is allowed to be 600N, line style vibration is visited
It surveys device and stationary plane is formed by galvanized steel bar.
In the step c, 42 security protection early warning subregions are set in plant area's circumference enclosure wall, are intensively located according to personnel's disengaging and dilute
200 meters of defence areas are arranged in the region of few place's setting different length, prewarning area maximum, and Minimum Area setting 60 meters one is anti-
Area.
In the step d, in such a way that scene is manually slightly tapped along plant area's circumference enclosure wall, defence area is determined again；With
And the signal errors range between defence area and defence area.
In the step d, the sensitivity in single defence area is adjusted by background management system, dominates upwind side position all the year round
On line style vibration detector reduce sensitivity, all the year round dominate leeward position on line style vibration detector improve it is sensitive
Degree.
Basic principle of the invention is as follows：
Fiber orientation border guard system be by monitoring pulse laser in continuity optical cable spread speed and backwards to light
The time interval of echo realizes the positioning of alert locations by software calculation processing.Software kit processing, which is realized, divides zone of alarm
Domain and to different zones adjustment of sensitivity, realizes positioning.But error range is also comparable big in actual use, and positioning is inaccurate
The use of system is really influenced, reason is that the mounting and installation mode poor anti jamming capability of optical fiber, the speed of light propagation per second are past
Past is thousands of or even up to ten thousand times of detector length, and there are systematic errors for calculating process itself.Therefore attempt through specific optical cable
System of laying and simple means for anti-jamming improve the positioning accuracy of detector, i.e., the detecting area delimited at one increases to detection
Device continuity fiber cable laying length improves the accuracy of alarm region to optimize.Pass through installation carbon steel spring and vertical pulling spring steel
The mode of silk, enhances the environment resistant interference performance of detector, and the induction region of segmentation detection is become a face from a point, is had
Effect overcomes environment to influence, and reduces rate of false alarm, and coupled system software carries out individual defence area sensitivity adjustments for varying environment, realizes
The accuracy of the detection alarm signal of continuity line style vibration detector, which optimizes, to be promoted, and rate of false alarm is reduced.
Beneficial effects of the present invention are mainly manifested in following aspect：
One, of the invention, " a, according to the form of plant area's circumference enclosure wall, select for laying fixed line style vibration detector
Spring is installed along enclosure wall；B, line style vibration detector is laid using sinusoid by spring support, according to line style vibration detecting
Device selects steel wire to the intensity and flexible requirement of vertical pulling spring steel wire above spring；C, in conjunction with defence area size
It is required that determining the length of line style vibration detector in unit length；D, it is with physical location by the anti-zone position of defence area sectionalization test
It is no to coincide, the sensitivity of line style vibration detector is adjusted by software backstage ", it, will be continuous by way of installing spring support additional
Property positioning line style vibration detector be fixed on plant area's circumference enclosure wall, vertical plane disturbing factor is reduced, as flying bird stands on line
Caused wrong report on type vibration detector；The anti-interference factor for increasing horizontal plane simultaneously, improves the sensitivity of horizontal plane, subtracts
Few influence of the highway driving to detection；By installing galvanized steel bar above spring additional, enclosed for line style vibration detector along plant area's circumference
Wall sine wave system of laying provides fixation, while the detection of modified line type is face, increases sensing area, reduces the factors pair such as high wind
The influence of line style vibration detector；It vibrates and visits from line style from the angle of installation using a kind of practical reliable method
Itself error for effectively overcoming line style vibration detector in the mode of device installation is surveyed, the sensitivity tune of subregion is realized from software approach
It is whole, to meet the use demand of different scenes；As a complete technical solution, by the induction region of segmentation detection by one
Point becomes a face, and environment can effectively be overcome to influence, and reduces rate of false alarm, and coupled system software carries out individual for varying environment
Defence area sensitivity adjustment can enhance the environment resistant interference performance of line style vibration detector, realize continuity line style vibration detecting
The accuracy of the detection alarm signal of device, which optimizes, to be promoted, and detection accuracy and accuracy are greatly improved.
Two, of the invention, by line style locating optical cable signal processing technology, realized by the defence area of setting by different sensitivity
Adjustment overcomes environmental factor to greatest extent, improves the availability of system entirety, and wrong report probability is preferably minimized.
Three, of the invention, spring support includes galvanized steel bar, carbon steel spring and X-type support, carbon steel spring and X-type branch
Seat be it is multiple, the diameter of galvanized steel bar is 3mm, and galvanized steel bar is fixed on X-type support, and one end of carbon steel spring is fixed on
On galvanized steel bar, the other end is fixed on plant area's circumference enclosure wall, and selected carbon steel spring is dropped as line style vibration detector
A kind of installation auxiliary material of muting sensitivity is primarily adapted for use in the outdoor occasion for having and reducing detectivity demand, this specific
Spring support structure type can be used for the continuous anti-interference installation of line style vibration detector under varying environment, have it is good general
Adaptive.
Four, of the invention, refer to that line style vibration detector is bent in sine wave using sinusoid laying line style vibration detector
It is arranged between galvanized steel bar and plant area's circumference enclosure wall, sine wave bending radius is 80-100mm, the wave of line style vibration detector
Peak is fixed on galvanized steel bar by tied silk, and the trough of line style vibration detector is fixed on plant area's circumference enclosure wall by tied silk,
Spacing between the adjacent trough of any two is 400-500mm, in the detecting area unit length that can be delimited at one, further
Increase the lay length of line style vibration detector, ensure detection accuracy, optimization improves the accuracy of alarm region.
Five, of the invention, line style vibration detector solderless wrapped connection is formed on galvanized steel bar around adapter ring, increases unit length interior lines
The length of type vibration detector effectively overcomes such detection mode for the deficiency that small range, short distance detect, expands
Application range.
Six, of the invention, the mounting means of selection is low in cost, with strong points, is applicable not only to all kinds of fence enclosure walls, Gu
Determine mode and suitably change the solid wall for being also applied for all kinds of brick laying structures, solid wall laying continuity line style vibration detector is mentioned
Solution is supplied.
Detailed description of the invention
The present invention is described in further detail below in conjunction with specification drawings and specific embodiments：
Fig. 1 is that line style vibration detector is mounted on the structural schematic diagram on plant area's circumference enclosure wall；
It is marked in figure：1, line style vibration detector, 2, galvanized steel bar, 3, iron bar enclosure wall, 4, carbon steel spring, 5, X-type
Support, 6, around adapter ring.
Specific embodiment
Embodiment 1
A kind of installation method of anti-interference optical fiber perimeter prevention detector, includes the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector 1 is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector 1 is laid using sinusoid by spring support, according to line style vibration detector 1 to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar 2；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector 1 in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device 1.
" a, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector is selected, along enclosing
Wall installation；B, line style vibration detector is laid using sinusoid by spring support, according to line style vibration detector on spring
The intensity of Fang Zhila spring steel wire and flexible requirement select steel wire；C, it in conjunction with the requirement of defence area size, determines single
The length of line style vibration detector in bit length；D, whether it coincide, passes through with physical location by the anti-zone position of defence area sectionalization test
Software backstage adjusts the sensitivity of line style vibration detector ", by way of installing spring support additional, by continuity positioning line style vibration
Dynamic detector is fixed on plant area's circumference enclosure wall, reduces vertical plane disturbing factor, as flying bird stands on line style vibration detector
Wrong report caused by upper；The anti-interference factor for increasing horizontal plane simultaneously improves the sensitivity of horizontal plane, reduces highway driving pair
The influence of detection；It is that line style vibration detector is laid along plant area's circumference enclosure wall sine wave by installing galvanized steel bar above spring additional
Mode provides fixation, while the detection of modified line type is face, increases sensing area, reduces the factors such as high wind to line style vibration detecting
The influence of device；From the angle of installation, using a kind of practical reliable method, from the side that line style vibration detector is installed
Itself error that line style vibration detector is effectively overcome in formula realizes the sensitivity adjustment of subregion from software approach, to meet not
With the use demand of scene；As a complete technical solution, the induction region of segmentation detection is become one from a point
Face effectively can overcome environment to influence, and reduce rate of false alarm, and coupled system software carries out individual defence area sensitivity for varying environment
Adjustment can enhance the environment resistant interference performance of line style vibration detector, realize the detection report of continuity line style vibration detector
The accuracy of alert signal, which optimizes, to be promoted, and detection accuracy and accuracy are greatly improved.
Embodiment 2
A kind of installation method of anti-interference optical fiber perimeter prevention detector, includes the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector 1 is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector 1 is laid using sinusoid by spring support, according to line style vibration detector 1 to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar 2；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector 1 in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device 1.
In the step a, plant area's circumference enclosure wall is using iron bar enclosure wall 3, for laying fixed line style vibration detecting
The spring of device 1 is carbon steel spring 4.
The diameter of the carbon steel spring 4 is 3mm, and the length that carbon steel spring 4 and iron bar enclosure wall 3 weld is 60mm,
The screw pitch of carbon steel spring 4 is 25mm, and the mounting distance of carbon steel spring 4 is 1m.
In the step b, the spring support includes galvanized steel bar 2, carbon steel spring 4 and X-type support 5, carbon steel bomb
Spring 4 and X-type support 5 be it is multiple, the diameter of galvanized steel bar 2 is 3mm, and galvanized steel bar 2 is fixed on X-type support 5, carbon steel bomb
One end of spring 4 is fixed on galvanized steel bar 2, and the other end is fixed on plant area's circumference enclosure wall.
Spring support includes galvanized steel bar, carbon steel spring and X-type support, carbon steel spring and X-type support be it is multiple,
The diameter of galvanized steel bar is 3mm, and galvanized steel bar is fixed on X-type support, and one end of carbon steel spring is fixed on galvanized steel bar,
The other end is fixed on plant area's circumference enclosure wall, and selected carbon steel spring reduces the one of sensitivity as line style vibration detector
Kind installation auxiliary material, is primarily adapted for use in the outdoor occasion for having and reducing detectivity demand, this specific spring support knot
Configuration formula can be used for the continuous anti-interference installation of line style vibration detector under varying environment, have good universality.
Embodiment 3
A kind of installation method of anti-interference optical fiber perimeter prevention detector, includes the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector 1 is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector 1 is laid using sinusoid by spring support, according to line style vibration detector 1 to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar 2；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector 1 in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device 1.
In the step a, plant area's circumference enclosure wall is using iron bar enclosure wall 3, for laying fixed line style vibration detecting
The spring of device 1 is carbon steel spring 4.
The diameter of the carbon steel spring 4 is 3mm, and the length that carbon steel spring 4 and iron bar enclosure wall 3 weld is 60mm,
The screw pitch of carbon steel spring 4 is 25mm, and the mounting distance of carbon steel spring 4 is 1.5m.
In the step b, the spring support includes galvanized steel bar 2, carbon steel spring 4 and X-type support 5, carbon steel bomb
Spring 4 and X-type support 5 be it is multiple, the diameter of galvanized steel bar 2 is 3mm, and galvanized steel bar 2 is fixed on X-type support 5, carbon steel bomb
One end of spring 4 is fixed on galvanized steel bar 2, and the other end is fixed on plant area's circumference enclosure wall.
In the step b, refer to line style vibration detector 1 in sine wave using sinusoid laying line style vibration detector 1
Curved arrangement is between galvanized steel bar 2 and plant area's circumference enclosure wall, and sine wave bending radius is 80mm, line style vibration detector 1
Wave crest is fixed on galvanized steel bar 2 by tied silk, and the trough of line style vibration detector 1 is fixed on plant area's circumference enclosure wall by tied silk
On, the spacing between the adjacent trough of any two is 400mm.
It is 300mm that 1 solderless wrapped connection of line style vibration detector forms the diameter around adapter ring 6, around adapter ring 6 on galvanized steel bar 2.
In the step b, the net weight of line style vibration detector 1 is 85g/m, long-term that pulling force is allowed to be 600N, line style vibration
Detector 1 forms stationary plane by galvanized steel bar 2.
Embodiment 4
A kind of installation method of anti-interference optical fiber perimeter prevention detector, includes the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector 1 is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector 1 is laid using sinusoid by spring support, according to line style vibration detector 1 to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar 2；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector 1 in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device 1.
In the step a, plant area's circumference enclosure wall is using iron bar enclosure wall 3, for laying fixed line style vibration detecting
The spring of device 1 is carbon steel spring 4.
The diameter of the carbon steel spring 4 is 3mm, and the length that carbon steel spring 4 and iron bar enclosure wall 3 weld is 60mm,
The screw pitch of carbon steel spring 4 is 25mm, and the mounting distance of carbon steel spring 4 is 2m.
In the step b, the spring support includes galvanized steel bar 2, carbon steel spring 4 and X-type support 5, carbon steel bomb
Spring 4 and X-type support 5 be it is multiple, the diameter of galvanized steel bar 2 is 3mm, and galvanized steel bar 2 is fixed on X-type support 5, carbon steel bomb
One end of spring 4 is fixed on galvanized steel bar 2, and the other end is fixed on plant area's circumference enclosure wall.
In the step b, refer to line style vibration detector 1 in sine wave using sinusoid laying line style vibration detector 1
Curved arrangement is between galvanized steel bar 2 and plant area's circumference enclosure wall, and sine wave bending radius is 90mm, line style vibration detector 1
Wave crest is fixed on galvanized steel bar 2 by tied silk, and the trough of line style vibration detector 1 is fixed on plant area's circumference enclosure wall by tied silk
On, the spacing between the adjacent trough of any two is 450mm.
It is 300mm that 1 solderless wrapped connection of line style vibration detector forms the diameter around adapter ring 6, around adapter ring 6 on galvanized steel bar 2.
In the step b, the net weight of line style vibration detector 1 is 85g/m, long-term that pulling force is allowed to be 600N, line style vibration
Detector 1 forms stationary plane by galvanized steel bar 2.
In the step c, 42 security protection early warning subregions are set in plant area's circumference enclosure wall, are intensively located according to personnel's disengaging and dilute
200 meters of defence areas are arranged in the region of few place's setting different length, prewarning area maximum, and Minimum Area setting 60 meters one is anti-
Area.
Embodiment 5
A kind of installation method of anti-interference optical fiber perimeter prevention detector, includes the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector 1 is selected, along factory
The installation of area's circumference enclosure wall；
B, line style vibration detector 1 is laid using sinusoid by spring support, according to line style vibration detector 1 to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar 2；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector 1 in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, is visited by software backstage adjustment line style vibration
Survey the sensitivity of device 1.
In the step a, plant area's circumference enclosure wall is using iron bar enclosure wall 3, for laying fixed line style vibration detecting
The spring of device 1 is carbon steel spring 4.
The diameter of the carbon steel spring 4 is 3mm, and the length that carbon steel spring 4 and iron bar enclosure wall 3 weld is 60mm,
The screw pitch of carbon steel spring 4 is 25mm, and the mounting distance of carbon steel spring 4 is 2m.
In the step b, the spring support includes galvanized steel bar 2, carbon steel spring 4 and X-type support 5, carbon steel bomb
Spring 4 and X-type support 5 be it is multiple, the diameter of galvanized steel bar 2 is 3mm, and galvanized steel bar 2 is fixed on X-type support 5, carbon steel bomb
One end of spring 4 is fixed on galvanized steel bar 2, and the other end is fixed on plant area's circumference enclosure wall.
In the step b, refer to line style vibration detector 1 in sine wave using sinusoid laying line style vibration detector 1
Curved arrangement is between galvanized steel bar 2 and plant area's circumference enclosure wall, and sine wave bending radius is 100mm, line style vibration detector 1
Wave crest is fixed on galvanized steel bar 2 by tied silk, and the trough of line style vibration detector 1 is fixed on plant area's circumference enclosure wall by tied silk
On, the spacing between the adjacent trough of any two is 500mm.
It is 300mm that 1 solderless wrapped connection of line style vibration detector forms the diameter around adapter ring 6, around adapter ring 6 on galvanized steel bar 2.
In the step b, the net weight of line style vibration detector 1 is 85g/m, long-term that pulling force is allowed to be 600N, line style vibration
Detector 1 forms stationary plane by galvanized steel bar 2.
In the step c, 42 security protection early warning subregions are set in plant area's circumference enclosure wall, are intensively located according to personnel's disengaging and dilute
200 meters of defence areas are arranged in the region of few place's setting different length, prewarning area maximum, and Minimum Area setting 60 meters one is anti-
Area.
In the step d, in such a way that scene is manually slightly tapped along plant area's circumference enclosure wall, defence area is determined again；With
And the signal errors range between defence area and defence area.
In the step d, the sensitivity in single defence area is adjusted by background management system, dominates upwind side position all the year round
On line style vibration detector 1 reduce sensitivity, all the year round dominate leeward position on line style vibration detector 1 improve it is sensitive
Degree.
" a, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector is selected, along enclosing
Wall installation；B, line style vibration detector is laid using sinusoid by spring support, according to line style vibration detector on spring
The intensity of Fang Zhila spring steel wire and flexible requirement select steel wire；C, it in conjunction with the requirement of defence area size, determines single
The length of line style vibration detector in bit length；D, whether it coincide, passes through with physical location by the anti-zone position of defence area sectionalization test
Software backstage adjusts the sensitivity of line style vibration detector ", by way of installing spring support additional, by continuity positioning line style vibration
Dynamic detector is fixed on plant area's circumference enclosure wall, reduces vertical plane disturbing factor, as flying bird stands on line style vibration detector
Wrong report caused by upper；The anti-interference factor for increasing horizontal plane simultaneously improves the sensitivity of horizontal plane, reduces highway driving pair
The influence of detection；It is that line style vibration detector is laid along plant area's circumference enclosure wall sine wave by installing galvanized steel bar above spring additional
Mode provides fixation, while the detection of modified line type is face, increases sensing area, reduces the factors such as high wind to line style vibration detecting
The influence of device；From the angle of installation, using a kind of practical reliable method, from the side that line style vibration detector is installed
Itself error that line style vibration detector is effectively overcome in formula realizes the sensitivity adjustment of subregion from software approach, to meet not
With the use demand of scene；As a complete technical solution, the induction region of segmentation detection is become one from a point
Face effectively can overcome environment to influence, and reduce rate of false alarm, and coupled system software carries out individual defence area sensitivity for varying environment
Adjustment can enhance the environment resistant interference performance of line style vibration detector, realize the detection report of continuity line style vibration detector
The accuracy of alert signal, which optimizes, to be promoted, and detection accuracy and accuracy are greatly improved.
Line style vibration detector solderless wrapped connection is formed on galvanized steel bar around adapter ring, and line style vibration detecting in unit length is increased
The length of device effectively overcomes such detection mode for the deficiency that small range, short distance detect, expands application range.
Claims (10)
1. a kind of installation method of anti-interference optical fiber perimeter prevention detector, which is characterized in that include the following steps：
A, according to the form of plant area's circumference enclosure wall, the spring for laying fixed line style vibration detector (1) is selected, along plant area
The installation of circumference enclosure wall；
B, by spring support using sinusoid laying line style vibration detector (1), according to line style vibration detector (1) to spring
The intensity and flexible requirement of top vertical pulling spring steel wire, select steel wire for galvanized steel bar (2)；
C, in conjunction with the requirement of defence area size, the length of line style vibration detector (1) in unit length is determined；
D, whether it coincide by the anti-zone position of defence area sectionalization test with physical location, passes through software backstage adjustment line style vibration detector
(1) sensitivity.
2. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
It states in step a, plant area's circumference enclosure wall is using iron bar enclosure wall (3), for laying the bullet of fixed line style vibration detector (1)
Spring is carbon steel spring (4).
3. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 2, it is characterised in that：Institute
The diameter for stating carbon steel spring (4) is 3mm, and the length that carbon steel spring (4) and iron bar enclosure wall (3) are welded is 60mm, carbon
The screw pitch of steel spring (4) is 25mm, and the mounting distance of carbon steel spring (4) is not more than 2m.
4. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 3, it is characterised in that：Institute
It states in step b, the spring support includes galvanized steel bar (2), carbon steel spring (4) and X-type support (5), carbon steel spring (4)
Be with X-type support (5) it is multiple, the diameter of galvanized steel bar (2) is 3mm, and galvanized steel bar (2) is fixed on X-type support (5), carbon
One end of plain steel spring (4) is fixed on galvanized steel bar (2), and the other end is fixed on plant area's circumference enclosure wall.
5. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
It states in step b, refers to that line style vibration detector (1) is bent cloth in sine wave using sinusoid laying line style vibration detector (1)
It sets between galvanized steel bar (2) and plant area's circumference enclosure wall, sine wave bending radius is 80-100mm, line style vibration detector (1)
Wave crest be fixed on galvanized steel bar (2) by tied silk, the trough of line style vibration detector (1) is fixed on plant area's week by tied silk
On boundary's enclosure wall, the spacing between the adjacent trough of any two is 400-500mm.
6. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
Stating the diameter that (1) solderless wrapped connection of line style vibration detector is formed on galvanized steel bar (2) around adapter ring (6), around adapter ring (6) is 300mm.
7. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
It states in step b, the net weight of line style vibration detector (1) is 85g/m, long-term that pulling force is allowed to be 600N, line style vibration detector (1)
Stationary plane is formed by galvanized steel bar (2).
8. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
It states in step c, 42 security protection early warning subregions is set in plant area's circumference enclosure wall, pass in and out intensive locate with setting at rareness not according to personnel
With the region of length, 200 meters of defence areas are arranged in prewarning area maximum, and 60 meters of defence areas are arranged in Minimum Area.
9. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：Institute
It states in step d, in such a way that scene is manually slightly tapped along plant area's circumference enclosure wall, determines defence area again；And defence area and anti-
Signal errors range between area.
10. a kind of installation method of anti-interference optical fiber perimeter prevention detector according to claim 1, it is characterised in that：
In the step d, the sensitivity in single defence area is adjusted by background management system, dominates the line style on upwind side position all the year round
Vibration detector (1) reduces sensitivity, and the line style vibration detector (1) dominated on leeward position all the year round improves sensitivity.
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