CN216870801U - Doppler radar and vibration sensor composite detection device - Google Patents

Abstract

The utility model relates to the technical field of security protection, in particular to a Doppler radar and vibration sensor composite detection device, which comprises a detector main body and a radar mechanism, wherein the detector main body is connected with the radar mechanism, and the detector main body comprises: the power supply module, the lightning protection module, prevent tearing open module, humiture module, CAN bus communication module, MEMS module, MCU1 module, the MCU1 module is connected with power supply module, lightning protection module, prevent tearing open module, humiture module, CAN bus communication module and MEMS module respectively. The Doppler radar is used for detecting a moving target, the vibration detector is used for detecting a vibration signal caused by climbing the fence so as to trigger alarm, and the two perimeter detection technologies of vibration and microwave are combined to play a role in mutual cooperation, so that the arrangement construction is reduced.

Description

Doppler radar and vibration sensor composite detection device

Technical Field

The utility model relates to the technical field of security protection, in particular to a Doppler radar and vibration sensor composite detection device.

Background

Corresponding detection equipment is generally required to be installed on the protective net for detecting the protective net and preventing people from crossing the protective net.

The detection technology of the currently used detector is single, so that the detection effect is poor, and therefore, a Doppler radar and vibration sensor composite detection device is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a combined detection device of a doppler radar and a vibration sensor to solve the above problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

doppler radar and compound detection device of vibration sensor, including detector main part and radar mechanism, detector main part and radar mechanism connect, the detector main part includes: the system comprises a power supply module, a lightning protection module, a disassembly prevention module, a temperature and humidity module, a CAN bus communication module, an MEMS module and an MCU1 module, wherein the MCU1 module is respectively connected with the power supply module, the lightning protection module, the disassembly prevention module, the temperature and humidity module, the CAN bus communication module and the MEMS module;

the lightning protection module enables the detector main body to integrally realize the lightning protection effect;

the anti-disassembly module can detect the integrity of the detector main body and give an alarm when the detector main body is disassembled;

the temperature and humidity module can give an early warning when the humidity exceeds a set value, protect equipment, and give an early warning when the temperature exceeds the set value, so as to protect the equipment;

the CAN bus communication module CAN communicate signals with external equipment through the CAN bus communication module;

the MCU1 module extracts the characteristic information of the analog signal of the MEMS module through an algorithm and is used for alarm judgment; the MCU1 module processes, extracts and judges the vibration signal; fusing the radar signal and the vibration signal;

the power supply module is used for supplying power to the lightning protection module, the anti-disassembly module, the temperature and humidity module, the CAN bus communication module, the MEMS module and the MCU1 module;

the radar mechanism includes: the radar antenna comprises a radar antenna, a modulation and demodulation chip, a filtering and amplifying circuit and an MCU2 module, wherein the MCU2 module is connected with the filtering and amplifying circuit, the filtering and amplifying circuit is connected with the modulation and demodulation chip, and the modulation and demodulation chip is connected with the radar antenna;

the MCU2 module processes, extracts, filters and judges radar signals;

preferably, the radar mechanism has a frequency of 24 GHz;

preferably, the MCU1 module is connected with the MCU2 module;

preferably, a shell is arranged on the outer sides of the detector main body and the radar mechanism;

compared with the prior art, the utility model has the beneficial effects that:

1. this doppler radar and compound detection device of vibration sensor is used for surveying the target of removal through doppler radar, thereby vibration detector is used for detecting the vibration signal that the climbing rail arouses and triggers the warning, plays the effect of mutually supporting through combining two kinds of perimeter detection technologies of vibration and microwave, reduces to lay the construction.

2. According to the Doppler radar and vibration sensor combined detection device, through arranging two sets of systems once, by judging whether a loitering target appears, false alarms are filtered, the accuracy of vibration alarm is improved, the false alarm rate is reduced, the protection range is enlarged, the radar independent alarm result, the vibration independent alarm result and the comprehensive alarm result can be output, and the alarm is more accurate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a probe body; 11. a power supply module; 12. a lightning protection module; 13. a tamper module; 14. a temperature and humidity module; 15. a CAN bus communication module; 16. a MEMS module; 17. an MCU1 module; 2. a radar mechanism; 21. a radar antenna; 22. a modulation and demodulation chip; 23. a filter amplifier circuit; 24. and an MCU2 module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

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 one or more of that feature. In the description of the present invention, "a number" means two or more unless specifically limited otherwise.

Referring to fig. 1, a technical solution provided by the present invention is:

doppler radar and compound detection device of vibration sensor, including detector main part 1 and radar mechanism 2, detector main part 1 and radar mechanism 2 are connected, and detector main part 1 includes: the power supply module 11, the lightning protection module 12, the anti-disassembly module 13, the temperature and humidity module 14, the CAN bus communication module 15, the MEMS module 16 and the MCU1 module 17, wherein the MCU1 module 17 is respectively connected with the power supply module 11, the lightning protection module 12, the anti-disassembly module 13, the temperature and humidity module 14, the CAN bus communication module 15 and the MEMS module 16, and the temperature limit value and the humidity limit value set by the temperature and humidity module 14 CAN be set automatically;

the lightning protection module 12 enables the detector main body 1 to integrally realize the lightning protection effect;

the anti-disassembly module 13 can detect the integrity of the detector body 1 and give an alarm when the detector body 1 is disassembled;

the temperature and humidity module 14 can give an early warning when the humidity exceeds a set value, protect equipment, and give an early warning when the temperature exceeds the set value, so as to protect the equipment;

the CAN bus communication module 15 CAN communicate signals with external equipment through the CAN bus communication module 15;

the MCU1 module 17 extracts the characteristic information of the analog signal of the MEMS module 16 through an algorithm and is used for alarm judgment; the MCU1 module 17 processes, extracts and judges the vibration signals; fusing the radar signal and the vibration signal;

the power supply module 11 is used for supplying power to the lightning protection module 12, the anti-dismantling module 13, the temperature and humidity module 14, the CAN bus communication module 15, the MEMS module 16 and the MCU1 module 17;

the radar mechanism 2 includes: the radar antenna 21, the modulation and demodulation chip 22, the filtering and amplification circuit 23 and the MCU2 module 24, wherein the MCU2 module 24 is connected with the filtering and amplification circuit 23, the filtering and amplification circuit 23 is connected with the modulation and demodulation chip 22, and the modulation and demodulation chip 22 is connected with the radar antenna 21;

in this embodiment, preferably, the MCU2 module 24 processes, extracts, filters, and decides the radar signal;

in this embodiment, it is preferable that the radar mechanism 2 has a frequency of 24 GHz;

in this embodiment, preferably, the MCU1 module 17 is connected to the MCU2 module 24, and the information configuring the MCU2 is forwarded through the MCU 1;

in this embodiment, it is preferable that a casing is provided outside the probe main body 1 and the radar mechanism 2 to protect the probe main body 1 and the radar mechanism 2.

The Doppler radar and vibration sensor composite detection device of this embodiment is when using, through installing the device on the rail, be used for surveying the target that removes through Doppler radar, thereby vibration detector is used for detecting the vibration signal that scrambles the rail and arouses the warning, through combining two kinds of perimeter detection technologies of vibration and microwave to play the effect of mutually supporting, reduce and lay the construction, once lay two sets of systems, whether through judging that there is the target of wandering to appear, filter the false alarm, improve the rate of accuracy of vibration warning, reduce the false alarm rate, enlarge the protection scope, the radar is reported to the police independently the result, the vibration is reported to the police independently the result, synthesize the warning result, make the warning more accurate.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. Doppler radar and compound detection device of vibration sensor, including detector main part (1) and radar mechanism (2), its characterized in that: the detector main body (1) is connected with the radar mechanism (2), and the detector main body (1) comprises: the system comprises a power supply module (11), a lightning protection module (12), a disassembly prevention module (13), a temperature and humidity module (14), a CAN bus communication module (15), an MEMS module (16) and an MCU1 module (17), wherein the MCU1 module (17) is respectively connected with the power supply module (11), the lightning protection module (12), the disassembly prevention module (13), the temperature and humidity module (14), the CAN bus communication module (15) and the MEMS module (16);

the lightning protection module (12) enables the detector main body (1) to integrally realize the lightning protection effect;

the anti-disassembly module (13) can detect the integrity of the detector main body (1) and alarm when the detector main body (1) is disassembled;

the temperature and humidity module (14) can give an early warning when the humidity exceeds a set value, protect equipment, and give an early warning when the temperature exceeds the set value, so as to protect the equipment;

the CAN bus communication module (15) CAN communicate signals with external equipment through the CAN bus communication module (15);

the MCU1 module (17) extracts the characteristic information of the analog signal of the MEMS module (16) through an algorithm and is used for alarm judgment;

the power supply module (11) is used for supplying power to the lightning protection module (12), the anti-disassembly module (13), the temperature and humidity module (14), the CAN bus communication module (15), the MEMS module (16) and the MCU1 module (17);

the radar mechanism (2) includes: the radar antenna (21), the modulation and demodulation chip (22), the filtering and amplifying circuit (23) and the MCU2 module (24), wherein the MCU2 module (24) is connected with the filtering and amplifying circuit (23), the filtering and amplifying circuit (23) is connected with the modulation and demodulation chip (22), and the modulation and demodulation chip (22) is connected with the radar antenna (21);

the MCU2 module (24) processes, extracts, filters and decides on radar signals.

2. The doppler radar and vibration sensor composite detection device according to claim 1, wherein: the radar mechanism (2) adopts the frequency of 24 GHz.

3. The doppler radar and vibration sensor complex detection device of claim 1, wherein: the MCU1 module (17) is connected with the MCU2 module (24).

4. The doppler radar and vibration sensor complex detection device of claim 1, wherein: and shells are arranged on the outer sides of the detector main body (1) and the radar mechanism (2).

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