CN210442936U - Wireless passive infrared mobile detector - Google Patents
Wireless passive infrared mobile detector Download PDFInfo
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- CN210442936U CN210442936U CN201921239247.3U CN201921239247U CN210442936U CN 210442936 U CN210442936 U CN 210442936U CN 201921239247 U CN201921239247 U CN 201921239247U CN 210442936 U CN210442936 U CN 210442936U
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Abstract
The utility model discloses a wireless passive infrared mobile detector, which comprises a detection end and a control end, wherein the detection end is electrically connected with the control end, the control end is electrically connected with a wireless transceiving module, and the wireless transceiving module is electrically connected with an alarm module; the utility model discloses a set up wireless transceiver module, the signal transmission to the control end that the detection end gathered, the control end is with signal wireless transmission to wireless transceiver module, wireless transceiver module packs data, error detection and error correction processing to wireless transmission, and detection signal transmission to alarm module to save complicated wiring process when realizing detecting the function.
Description
Technical Field
The utility model relates to a survey the field, specifically a wireless passive infrared mobile detector.
Background
A passive infrared intrusion detector is a detection device that can generate an alarm state when a human body moves within a detection range, causing a change in the level of received infrared radiation.
In the prior art, all the passive infrared detectors are wired, namely the passive infrared detectors need external wiring; the external connection is divided into two types, one type is a power line, namely, the passive infrared detector is powered by commercial power; the other is a signal wire, namely an alarm signal converted after the passive infrared detector detects a moving object with temperature, and the alarm signal is reported to a receiving host computer in a connecting wire mode; but there are many disadvantages in the use process: firstly, the installation is troublesome, and construction needs professional personnel; secondly, when power failure or line damage occurs, the detector cannot work normally, and after-sale maintenance is troublesome; thirdly, the appearance is not attractive, and if the user walks with an open line, the beauty degree of home decoration is more influenced; based on this, we need a wireless passive infrared mobile detector, which can realize the detection function and save the complex wiring process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wireless passive infrared mobile detector to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a wireless passive infrared mobile detector, includes probe end and control end, probe end electric connection control end, control end electric connection wireless transceiver module, wireless transceiver module electric connection alarm module.
As a further aspect of the present invention: the detection end is an infrared tube.
As a further aspect of the present invention: the detection end and the control end are electrically connected with the signal processing end.
As a further aspect of the present invention: the signal processing end is an ASIC chip.
As a further aspect of the present invention: the detection end is fixedly mounted on the product circuit board, a battery seat used for mounting a power supply is arranged on the product circuit board, the product circuit board is fixedly mounted inside a protection assembly used for protecting components on the product circuit board, the protection assembly comprises a bottom shell and a face shell, a fixing part used for fixing the product circuit board on the bottom shell is arranged on the bottom shell, and a lens used for receiving the energy of the movable heat source is fixedly mounted on the face shell.
As a further aspect of the present invention: the lens is a Fresnel lens.
As a further aspect of the present invention: and an anti-disassembly alarm switch is arranged on the product circuit board.
Compared with the prior art, the beneficial effects of the utility model are that: by arranging the wireless transceiving module, the signal collected by the detection end is transmitted to the control end, the control end wirelessly transmits the signal to the wireless transceiving module, the wireless transceiving module performs packaging, error detection and error correction processing on the wirelessly transmitted data, and the detection signal is transmitted to the alarm module, so that the complex wiring process is saved while the detection function is realized; meanwhile, the signal processing end is electrically connected between the detection end and the control end and is an ASIC chip, so that a complex wiring process is omitted, intrusion signals are effectively identified, and the false alarm rate of the wireless passive infrared detector is reduced.
Drawings
Fig. 1 is a first schematic framework diagram of a wireless passive infrared movement detector.
Fig. 2 is a schematic frame diagram of a wireless passive infrared movement detector.
Fig. 3 is a schematic structural diagram of a wireless passive infrared mobile detector.
Fig. 4 is a schematic structural diagram of an explosion diagram of a wireless passive infrared mobile detector.
In the figure: the system comprises a lens 1, a face shell 2, a product circuit board 3, a bottom shell 4, a fixing piece 5, a battery holder 6, a detection end 7, an anti-disassembly alarm switch 8, a signal processing end 9, a control end 10, a wireless transceiving module 11 and an alarm module 12.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-3, a wireless passive infrared mobile detector includes a detecting end 7 and a control end 10, wherein the detecting end 7 is electrically connected to the control end 10, the control end 10 is electrically connected to a wireless transceiver module 11, and the wireless transceiver module 11 is electrically connected to an alarm module 12; by arranging the wireless transceiving module 11, the signal collected by the detection end 7 is transmitted to the control end 10, the control end 10 wirelessly transmits the signal to the wireless transceiving module 11, the wireless transceiving module 11 performs packaging, error detection and error correction processing on the wirelessly transmitted data, and the detection signal is transmitted to the alarm module 12, so that the detection function is realized, and a complex wiring process is saved; the specific type of the detection end 7 is not limited, and in this embodiment, preferably, the detection end 7 is an infrared tube.
Furthermore, in order to effectively identify an intrusion signal and reduce the false alarm rate of the wireless passive infrared detector, the detection end 7 and the control end 10 are electrically connected with the signal processing end 9, and the specific type of the signal processing end 9 is not limited, in this embodiment, preferably, the signal processing end 9 is an ASIC chip, and the ASIC chip is formed by interconnecting elements such as a transistor, a resistor, a capacitor and an inductor required in a circuit and wiring, and is manufactured on one or more small semiconductor wafers or medium substrates and then packaged in a tube shell, so that the wireless passive infrared detector has a microstructure with a required circuit function; the ASIC chip can effectively process the binary infrared of the infrared signal, identify the intrusion signal and reduce the false alarm rate of the wireless passive infrared detector.
The detection end 7 is fixedly arranged on the product circuit board 3, a battery seat 6 for installing a power supply is arranged on the product circuit board 3, the product circuit board 3 is fixedly arranged inside a protection assembly for protecting components on the product circuit board 3, the protection assembly comprises a bottom shell 4 and a face shell 2, a fixing piece 5 for fixing the product circuit board 3 on the bottom shell 4 is arranged on the bottom shell 4, and a lens 1 for receiving the energy of a moving heat source is fixedly arranged on the face shell 2; the product circuit board 3 is provided with the battery seat 6, the battery is installed, the battery supplies power, the purpose of avoiding an external cable is achieved, a complex wiring process is omitted, meanwhile, the detection end 7 and the lens 1 are matched for use, the pyroelectric infrared signal is refracted or reflected on the detection end 7, and the purposes of convenience in installation and full wireless design are achieved through battery power supply and wireless signal transmission; further, in order to accurately judge whether the moving object is a human or a small animal when the detection end 7 detects that the object moves, the lens 1 is a fresnel lens, the detection area is divided into a plurality of bright areas and dark areas by changing the division mode of the Fresnel lens, so that a moving object entering the detection area can generate a variable heat release infrared signal on the detection end 7 in the form of temperature change, then effectively processing the binary infrared signal of the infrared signal through the signal processing terminal 9, analyzing the signal period, amplitude, polarity and the like in the binary infrared signal, the data obtained by the analysis can reflect the speed of the moving object and the magnitude of the pyroelectric infrared energy, and displacement in unit time, the control end 10 analyzes and compares the acquired data, the wireless transceiving module 11 performs packing, error detection and error correction on the wirelessly transmitted data, and the detection signal is transmitted to the alarm module 12.
The working principle of the embodiment is as follows: through setting up wireless transceiver module 11, the signal transmission of detecting end 7 collection to control end 10, control end 10 with signal wireless transmission to wireless transceiver module 11, wireless transceiver module 11 packs wireless transmission's data, error detection and error correction are handled, and detection signal transmits to alarm module 12 to save complicated wiring process when realizing the detection function.
Example 2
The present embodiment is different from embodiment 1 in that: set up on the product circuit board 3 and prevent tearing open alarm switch 8, when drain pan 4 and face-piece 2 separation, can send alarm signal immediately, avoid the protection subassembly to be dismantled the destruction maliciously.
The working principle of the embodiment is as follows: set up on product circuit board 3 and prevent tearing open alarm switch 8, when drain pan 4 and face-piece 2 separation, can send alarm signal immediately, avoid being used for protecting the protection subassembly of components and parts on the product circuit board 3 to be destroyed by maliciously dismantling.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a wireless passive infrared mobile detector, includes probe end (7) and control end (10), its characterized in that, probe end (7) electric connection control end (10), control end (10) electric connection wireless transceiver module (11), wireless transceiver module (11) electric connection alarm module (12).
2. A wireless passive infrared movement detector according to claim 1, characterized in that the detection end (7) is an infrared tube.
3. The wireless passive infrared movement detector according to claim 2, characterized in that the signal processing terminal (9) is electrically connected between the detection terminal (7) and the control terminal (10).
4. A wireless passive infrared movement detector according to claim 3, characterized in that the signal processing terminal (9) is an ASIC chip.
5. The wireless passive infrared motion detector according to claim 4, wherein the detection end (7) is fixedly installed on a product circuit board (3), a battery holder (6) for installing a power supply is arranged on the product circuit board (3), the product circuit board (3) is fixedly installed inside a protection assembly for protecting components on the product circuit board (3), the protection assembly comprises a bottom shell (4) and a face shell (2), a fixing member (5) for fixing the product circuit board (3) on the bottom shell (4) is arranged on the bottom shell (4), and a lens (1) for receiving energy of a mobile heat source is fixedly installed on the face shell (2).
6. A wireless passive infrared movement detector according to claim 5, characterized in that the lens (1) is a Fresnel lens.
7. A wireless passive infrared movement detector according to claim 6, characterized in that the product circuit board (3) is provided with a tamper alarm switch (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239247.3U CN210442936U (en) | 2019-08-02 | 2019-08-02 | Wireless passive infrared mobile detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239247.3U CN210442936U (en) | 2019-08-02 | 2019-08-02 | Wireless passive infrared mobile detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210442936U true CN210442936U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921239247.3U Active CN210442936U (en) | 2019-08-02 | 2019-08-02 | Wireless passive infrared mobile detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210442936U (en) |
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2019
- 2019-08-02 CN CN201921239247.3U patent/CN210442936U/en active Active
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