CN205582174U - Microwave correlation intrusion detector - Google Patents
Microwave correlation intrusion detector Download PDFInfo
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- CN205582174U CN205582174U CN201620303061.XU CN201620303061U CN205582174U CN 205582174 U CN205582174 U CN 205582174U CN 201620303061 U CN201620303061 U CN 201620303061U CN 205582174 U CN205582174 U CN 205582174U
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- microwave
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- circuit board
- intrusion detector
- cavity
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- 229940052961 longrange Drugs 0.000 abstract 1
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- 238000004891 communication Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
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- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 239000006185 dispersion Substances 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
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Abstract
The utility model discloses a microwave correlation intrusion detector relates to security protection technical field. The detector includes microwave emission end and microwave receiving end, microwave emission end with the microwave receiving end is relative to be set up, emit antenna device, transmission chamber, first circuit board, first wiring elbow and first chassis are drawn together to the microwave emission hand ladle, receiving antenna device, reception cavity, second Circuit Board, second wiring elbow and second chassis are drawn together to the microwave receiving hand ladle. The detector has been realized 200 meters long -range detection and can have been reached 12 meters and take precautions against the width, under outdoor adverse circumstances the utility model discloses can normally work, simultaneously, possess low misstatement rate and high reliability.
Description
Technical field
This utility model relates to technical field of security and protection, particularly relates to a kind of microwave correlation intrusion detector.
Background technology
The wavelength of microwave is the electromagnetic wave of 1 millimeter to 1 meter, has directed radiation；Space line transmits, and runs into the characteristics such as barrier reflection.Wherein, water is the strongest to the absorption of microwave, and this characteristic is particularly well-suited to intrusion detection.Operationally, in the olive-type spatial microwave field that transmitting terminal and receiving terminal intermediate formation one are stable, when having human body to invade in the investigative range of sending and receiving end, receiver detects the change of microwave signal to microwave correlation intrusion detection equipment, produces intrusion alarm.Existing microwave correlation intrusion detector mostly is beam break formula detection invader, dual-mode antenna mostly is plate aerial, there is secondary lobe dispersion many, easy and wave beam not central hot water supply system, easily cause wrong report, detection width is about about 2 meters, out of doors under adverse circumstances, the detection in wide region and the problem of low rate of false alarm have to be solved.
Utility model content
The purpose of this utility model is to provide a kind of microwave correlation intrusion detector, thus solves foregoing problems present in prior art.
To achieve these goals, CM919 type microwave correlation intrusion detector described in the utility model, described detector includes Microwave emission end and microwave receiving end；Described Microwave emission end is oppositely arranged with described microwave receiving end；
Described Microwave emission end includes transmission antenna device, emission cavity, first circuit board, the first Connection elbow and the first chassis；Described transmission antenna device is connected with described emission cavity, described first circuit board is connected with described emission cavity, described emission cavity and described first circuit board are separately fixed on the medial wall on described first chassis, and described first Connection elbow runs through described first chassis and is fixed on the lateral wall on described first chassis；
Described microwave receiving end includes receiving antenna device, reception cavity, second circuit board, the second Connection elbow and the second chassis；Described receiving antenna device is connected with described reception cavity, described second circuit board is connected with described reception cavity, described reception cavity and described second circuit board are separately fixed on the medial wall on described second chassis, and described first Connection elbow runs through described first chassis and is fixed on the lateral wall on described first chassis.
Preferably, described transmission antenna device includes transmitted wave guide pillar, launches reflecting surface and transmitted wave conduit, and described transmitted wave guide pillar runs through described transmitting reflecting surface and is connected with described transmitted wave conduit, and described transmitted wave conduit is connected with described emission cavity.
Preferably, described receiving antenna device includes receiving waveguide post, receiving reflecting surface and receive waveguide, and described reception waveguide post runs through described reception reflecting surface and is connected with described reception waveguide, and described reception waveguide is connected with described reception cavity.
Preferably, described microwave receiving end also includes that aviation plug, described aviation plug run through described second chassis and be fixed on the lateral wall on described second chassis.
Preferably, described Microwave emission end also includes that the first shell, described microwave receiving end also include second housing；Described first shell is fixing with described first chassis to be connected, and described second housing is fixing with described second chassis to be connected.
It is highly preferred that arrange the first sealing ring between the medial wall on described first shell and described first chassis；Between the medial wall on described second housing and described second chassis, the first sealing ring is set.
Preferably, the external cabling being connected with described Microwave emission end is connected through described first Connection elbow with first circuit board, and the external cabling being connected with described microwave receiving end is connected through described second Connection elbow with second circuit board.
Preferably, use the first U bolt to be fixed in the first mounting bracket by described Microwave emission end, use the second U bolt to be fixed in the second mounting bracket by described microwave receiving end.
It is highly preferred that described first mounting bracket is identical with the structure of described second mounting bracket, being basal diameter is 10cm galvanized pipe.
Preferably, the distance on described Microwave emission end and described microwave receiving end and ground is 0.75m～0.85m.
The beneficial effects of the utility model are:
Microwave correlation intrusion detector described in the utility model achieves 200 meters of long-range detections and takes precautions against width up to 12 meters, and under outdoor adverse circumstances, this utility model can normally work, and meanwhile, has low rate of false alarm and high reliability, is embodied as:
1, microwave intrusion detectors receptor described in the utility model can detect that the human body of 35kg weight is walked, run, extremity are creeped, creep or jump.Maximum detectable range is 200 meters of olive-type spaces, the widest up to 12 meters.
2, the ambient temperature of equipment work can reach-40 DEG C～+80 DEG C, it is possible to keeps normal detection in harsh environments.Equipment is by the Seal Design of dustproof and waterproof and three anti-process of circuit board thereof, even if also ensuring that equipment stable operation under the conditions of rugged environment with containing highly-saline coastal area.
3, sensitivity can be adjusted according to in-site installation environment and threshold values increases stability；And there are two kinds of debud modes, can be set by circuit board toggle switch and RS422 communication interface.
4, excellent design guarantees length equipment life, reliable, the most also maintenance is preferably minimized limit.
5, the digitized processing mode of signal can reduce because of plant rock, the environment of environmental disturbances, toy and burst change caused by interference report to the police.While reducing interference warning, it is ensured that the warning of human body invasion.
6, equipment has special software and is monitored and debugs, and has long-range modulating mode and good human-computer interaction interface.
Accompanying drawing explanation
Fig. 1 is the structural representation of Microwave emission end；
Fig. 2 is the structural representation of the first shell 3；
Fig. 3 is the structural representation of microwave receiving end.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, this utility model is further elaborated.Should be appreciated that detailed description of the invention described herein, only in order to explain this utility model, is not used to limit this utility model.
Embodiment
Microwave correlation intrusion detector described in the present embodiment, described detector includes Microwave emission end and microwave receiving end；Described Microwave emission end is oppositely arranged with described microwave receiving end；
With reference to Fig. 1, described Microwave emission end includes transmission antenna device, emission cavity 14, first circuit board the 16, first Connection elbow 17 and the first chassis 15；Described transmission antenna device is connected with described emission cavity 14, described first circuit board 16 is connected with described emission cavity 14, described emission cavity 14 and described first circuit board 16 are separately fixed on the medial wall on described first chassis 15, and described first Connection elbow 17 is fixed on the lateral wall on described first chassis 15 by securing member 18 after running through the elbow through hole 19 arranged on described first chassis 15；
With reference to Fig. 2, described microwave receiving end includes receiving antenna device, reception cavity 24, second circuit board the 26, second Connection elbow 28 and the second chassis 25；Described receiving antenna device is connected with described reception cavity 24, described second circuit board 26 is connected with described reception cavity 24, described reception cavity 24 and described second circuit board 26 are separately fixed on the medial wall on described second chassis 25, and described first Connection elbow 28 runs through described first chassis 25 and is fixed on the lateral wall on described first chassis 25.Being explained in more detail explanation is:
(1) described transmission antenna device includes transmitted wave guide pillar 11, launches reflecting surface 12 and transmitted wave conduit 13, described transmitted wave guide pillar 11 runs through described transmitting reflecting surface 12 and is connected with described transmitted wave conduit 13, and described transmitted wave conduit 11 is connected with described emission cavity 14.
(2) described receiving antenna device includes receiving waveguide post 21, receiving reflecting surface 22 and receive waveguide 23, described reception waveguide post 21 runs through described reception reflecting surface 22 and is connected with described reception waveguide 23, and described reception waveguide 23 is connected with described reception cavity 24.
(3) described microwave receiving end also includes that aviation plug 27, described aviation plug 27 run through the male connector throughbore 27a arranged on described second chassis 25, is fixed on the lateral wall on described second chassis 25.
(4) described Microwave emission end also includes that the first shell 3, described microwave receiving end also include second housing；Described first shell is fixing with described first chassis to be connected, and described second housing is fixing with described second chassis to be connected.
Between the medial wall on described first shell and described first chassis, the first sealing ring is set；Between the medial wall on described second housing and described second chassis, the first sealing ring is set.
(5) external cabling being connected with described Microwave emission end is connected through described first Connection elbow 18 with first circuit board 16, and the external cabling being connected with described microwave receiving end is connected through described second Connection elbow 28 with second circuit board 26.
(6) use the first U bolt to be fixed in the first mounting bracket by described Microwave emission end, use the second U bolt to be fixed in the second mounting bracket by described microwave receiving end.
Described first mounting bracket is identical with the structure of described second mounting bracket, and being basal diameter is 10cm galvanized pipe.
(7) distance on described Microwave emission end and described microwave receiving end and ground is 0.75m～0.85m.
For microwave launcher: transmission antenna device is used for microwave signal directive sending, this antenna directivity is strong, low sidelobe.Emission cavity produces microwave source, and emitted cavity resonant produces 10.525Ghz microwave source.First circuit board body has long-range 422 communications, address choice, wide dynamic power supplies function；Warning, fault, the output of tamper signal, can change 8 kinds of modulation channels by toggle switch and be respectively 3khz, 4.5khz, 6khz, 7.5khz, 9khz, 10.5khz, 12khz, 13.5khz driving cavity transmission microwave signal.First shell forms protecting crust with sealing ring and the first chassis, has IP64 degree of protection.
For microwave receiving device: receiving antenna device receives orientation and transmits faint microwave signal, and enhancing signal intensity, and this antenna has certain selecting frequency characteristic.Receiving cavity receives microwave signal detection.Second circuit board is installed on the second chassis as circuit board for receiving, and be connected with receiving cavity, the rectified signal of receiving cavity output is carried out preposition amplification, and by AGC system at a slow speed, the output making preamplifier maintains a stable level, is suitable for different sending and receiving end distances and the surrounding impact on microwave signal.Signal after preposition amplification is through phase-locked detection, and band filter, only processes the frequency (referring to modulation frequency signal same with transmitting terminal) setting signal, gets rid of the interference of spurious signal and other emitter different channels, reduces wrong report.Having 422 communication interfaces simultaneously, have wide dynamic input voltage, interface circuit has certain lightning protection characteristic.
The using method of microwave correlation intrusion detector described in the present embodiment:
S1, microwave correlation intrusion detector are arranged on the metal tube of an overall diameter 10 centimetres, and emitter and receptor are arranged on the place of overhead 0.75-0.85 in 200 meters of correlation modes.
S2, it is connected to distribution wire indicate on the terminal of+12VDC (positive pole) and GND (negative pole)；
S3, the passage of adjustment toggle switch, be arranged to the passage that transmitting terminal is identical with receiving terminal；
S4, the deenergization that alignd with the direction of the emitter of microwave correlation intrusion detector by the receptor of microwave correlation intrusion detector restart equipment.Check LED status so that it is green LOCK lamp (frequency lock) and red R F lamp (microwave signal) keep long bright.When there being human body to enter search coverage, receiving terminal alarm lamp lights, and when not having object to disturb, will not produce wrong report, i.e. reach demonstrating effect.
By using technique scheme disclosed in this utility model, obtain following beneficial effect: this utility model microwave correlation intrusion detector achieves 200 meters of long-range detections and takes precautions against width up to 12 meters, under outdoor adverse circumstances, this utility model can normally work, simultaneously, have low rate of false alarm and high reliability, be embodied as:
1, microwave intrusion detectors receptor described in the utility model can detect that the human body of 35kg weight is walked, run, extremity are creeped, creep or jump.Maximum detectable range is 200 meters of olive-type spaces, the widest up to 12 meters.
2, the ambient temperature of equipment work can reach 40 DEG C～80 DEG C, it is possible to keeps normal detection in harsh environments.Equipment is by the Seal Design of dustproof and waterproof and three anti-process of circuit board thereof, even if also ensuring that equipment stable operation under the conditions of rugged environment with containing highly-saline coastal area.
3, sensitivity can be adjusted according to in-site installation environment and threshold values increases stability；And there are two kinds of debud modes, can be set by circuit board toggle switch and RS422 communication interface.
4, excellent design guarantees length equipment life, reliable, the most also maintenance is preferably minimized limit.
5, the digitized processing mode of signal can reduce because of plant rock, the environment of environmental disturbances, toy and burst change caused by interference report to the police.While reducing interference warning, it is ensured that the warning of human body invasion.
6, equipment has special software and is monitored and debugs, and has long-range modulating mode and good human-computer interaction interface.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should regard protection domain of the present utility model.
Claims (10)
1. a microwave correlation intrusion detector, it is characterised in that described detector includes Microwave emission end and microwave receiving end；Described Microwave emission end is oppositely arranged with described microwave receiving end；
Described Microwave emission end includes transmission antenna device, emission cavity, first circuit board, the first Connection elbow and the first chassis；Described transmission antenna device is connected with described emission cavity, described first circuit board is connected with described emission cavity, described emission cavity and described first circuit board are separately fixed on the medial wall on described first chassis, and described first Connection elbow runs through described first chassis and is fixed on the lateral wall on described first chassis；
Described microwave receiving end includes receiving antenna device, reception cavity, second circuit board, the second Connection elbow and the second chassis；Described receiving antenna device is connected with described reception cavity, described second circuit board is connected with described reception cavity, described reception cavity and described second circuit board are separately fixed on the medial wall on described second chassis, and described first Connection elbow runs through described first chassis and is fixed on the lateral wall on described first chassis.
Microwave correlation intrusion detector the most according to claim 1, it is characterized in that, described transmission antenna device includes transmitted wave guide pillar, launches reflecting surface and transmitted wave conduit, described transmitted wave guide pillar runs through described transmitting reflecting surface and is connected with described transmitted wave conduit, and described transmitted wave conduit is connected with described emission cavity.
Microwave correlation intrusion detector the most according to claim 1, it is characterized in that, described receiving antenna device includes receiving waveguide post, receiving reflecting surface and receive waveguide, described reception waveguide post runs through described reception reflecting surface and is connected with described reception waveguide, and described reception waveguide is connected with described reception cavity.
Microwave correlation intrusion detector the most according to claim 1, it is characterised in that described microwave receiving end also includes that aviation plug, described aviation plug run through described second chassis and be fixed on the lateral wall on described second chassis.
Microwave correlation intrusion detector the most according to claim 1, it is characterised in that described Microwave emission end also includes that the first shell, described microwave receiving end also include second housing；
Described first shell is fixing with described first chassis to be connected, and described second housing is fixing with described second chassis to be connected.
Microwave correlation intrusion detector the most according to claim 5, it is characterised in that between the medial wall on described first shell and described first chassis, the first sealing ring is set；Between the medial wall on described second housing and described second chassis, the first sealing ring is set.
Microwave correlation intrusion detector the most according to claim 1, it is characterized in that, the external cabling being connected with described Microwave emission end is connected through described first Connection elbow with first circuit board, and the external cabling being connected with described microwave receiving end is connected through described second Connection elbow with second circuit board.
The most according to claim 1, microwave correlation intrusion detector, it is characterised in that use the first U bolt to be fixed in the first mounting bracket by described Microwave emission end, use the second U bolt to be fixed in the second mounting bracket by described microwave receiving end.
The most according to claim 8, microwave correlation intrusion detector, it is characterised in that described first mounting bracket is identical with the structure of described second mounting bracket, being basal diameter is 10cm galvanized pipe.
Microwave correlation intrusion detector the most according to claim 1, it is characterised in that the distance on described Microwave emission end and described microwave receiving end and ground is 0.75m～0.85m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620303061.XU CN205582174U (en) | 2016-04-12 | 2016-04-12 | Microwave correlation intrusion detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620303061.XU CN205582174U (en) | 2016-04-12 | 2016-04-12 | Microwave correlation intrusion detector |
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| Publication Number | Publication Date |
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| CN205582174U true CN205582174U (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620303061.XU Expired - Fee Related CN205582174U (en) | 2016-04-12 | 2016-04-12 | Microwave correlation intrusion detector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188561A (en) * | 2018-09-19 | 2019-01-11 | 北京洛达世安电子设备有限公司 | Microwave test tool and its test method |
| TWI656513B (en) * | 2018-03-26 | 2019-04-11 | 均利科技股份有限公司 | Multi-directional multi-distance gate microwave intrusion detection device and method |
-
2016
- 2016-04-12 CN CN201620303061.XU patent/CN205582174U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI656513B (en) * | 2018-03-26 | 2019-04-11 | 均利科技股份有限公司 | Multi-directional multi-distance gate microwave intrusion detection device and method |
| CN109188561A (en) * | 2018-09-19 | 2019-01-11 | 北京洛达世安电子设备有限公司 | Microwave test tool and its test method |
| CN109188561B (en) * | 2018-09-19 | 2023-10-20 | 北京洛达世安电子设备有限公司 | Microwave testing tool and testing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 |