CN206353055U - Wall-mounted infrared detector - Google Patents
Wall-mounted infrared detector Download PDFInfo
- Publication number
- CN206353055U CN206353055U CN201720042604.1U CN201720042604U CN206353055U CN 206353055 U CN206353055 U CN 206353055U CN 201720042604 U CN201720042604 U CN 201720042604U CN 206353055 U CN206353055 U CN 206353055U
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- CN
- China
- Prior art keywords
- infrared detector
- detector body
- wall
- loophole
- fresnel lenses
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The utility model discloses a kind of wall-mounted infrared detector, including infrared detector body, the infrared detector body is cavity structure, the side of the infrared detector body offers neck, the inwall both sides of the neck offer battery standing groove, AAA batteries are provided with battery standing groove, the top of the neck is covered with protective cover, the side of protective cover is provided with buckle, side of the protective cover away from infrared detector body offers fixing groove, the inwall of fixing groove is fixedly connected by 3M double faced adhesive tapes with wall, the opposite side of the infrared detector body is provided with opening, Fresnel Lenses is provided with opening, and Fresnel Lenses extends to the outside of infrared detector body by opening, lens supports are provided with the infrared detector body, wherein Fresnel Lenses is flush-mounted in the side of lens supports, the centre position of lens supports offers loophole.The utility model is easy for installation, and accuracy of detection is high, effectively improves the degree of safety of detection environment.
Description
Technical field
The utility model is related to detecting devices technical field, more particularly to a kind of wall-mounted infrared detector.
Background technology
In pyroscan, thermoelectric element detects the presence or movement of human body, and the output signal of thermoelectric element
It is converted into voltage signal.Then, waveform analysis is carried out to voltage signal.Then, only detected when by waveform analysis by people
During the waveform that body is produced, just output detects signal.For example, amplify voltage signal in two different frequency ranges, and will be by
The signal of amplification is used to differentiate the signal as caused by human body.Then, by mistake by the noise like of puffed rice noise one of such as thermoelectric element
As for as produced by human body and to be subject to detection be to be prevented preparing.And existing infrared detector structure is complicated, detection
Angular range it is small, and to human body produce waveform accuracy of detection it is low, influence detector use quality.
Utility model content
The purpose of this utility model be in order to solve shortcoming present in prior art, and propose it is a kind of wall-mounted infrared
Detector.
To achieve these goals, the utility model employs following technical scheme：
Wall-mounted infrared detector, including infrared detector body, the infrared detector body are cavity structure, described
The side of infrared detector body offers neck, and the inwall both sides of the neck offer battery standing groove, and battery is placed
AAA batteries are provided with groove, the top of the neck is covered with protective cover, and the side of protective cover is provided with buckle, and protective cover passes through
Buckle is connected with infrared detector body, and side of the protective cover away from infrared detector body offers fixing groove, fixing groove
Inwall is fixedly connected by 3M double faced adhesive tapes with wall, and the opposite side of the infrared detector body, which is provided with opening, opening, to be provided with
Fresnel Lenses, and Fresnel Lenses extends to the outside of infrared detector body, the infrared detector body by opening
Interior to be provided with lens supports, wherein Fresnel Lenses is flush-mounted in the side of lens supports, and the centre position of lens supports is offered
Unthreaded hole, the inwall of loophole is provided with multiple anti-interference pieces, and the lens supports are close to the side of battery standing groove provided with PCB electricity
Be respectively welded amplifying circuit, MCU, pyroelectric sensor and alarm lamp in road plate, the PCB, wherein amplifying circuit,
MCU, pyroelectric sensor and alarm lamp are connected with AAA batteries, and pyroelectric sensor is corresponding with loophole, amplifying circuit bag
Photoelectrical coupler T, resistance R, electric capacity C, inductance L and triode Q are included, photoelectrical coupler T input and pyroelectric sensor connect
Connect, photoelectrical coupler T VCC ends are connected with+5V power supply, photoelectrical coupler T output end is connected with resistance R1 one end, electricity
The resistance R1 other end is connected with electric capacity C one end, the electric capacity C other end respectively with triode Q 1 pin, inductance L one end and
+ 12V power supplys are connected, and the inductance L other end is connected to triode Q 3 pins and resistance R3 one end, and the 2 of triode Q draws
Pin is connected with resistance R2 one end, and resistance R2 and resistance the R3 other end are connected with MCU, and MCU output end and alarm lamp connect
Connect.
It is preferred that, the infrared detector body is triangular structure, and three angles of infrared detector body are arc
Shape is set.
It is preferred that, the infrared detector body is leaned on close to the side width of Fresnel Lenses more than infrared detector body
The side width of nearly protective cover.
It is preferred that, the loophole is trapezoidal cylinder body structure, and wherein loophole is close to residing for the side of Fresnel Lenses
Diameter is more than loophole away from diameter residing for the side of Fresnel Lenses.
It is preferred that, described anti-interference piece is arc step shape structure, and anti-interference piece is ten to four ten groups, and equidistant intervals
On the inwall of loophole.
It is preferred that, the PCB is two-sided FR4 pcb boards.
It is preferred that, the detection angle of the Fresnel Lenses is more than 120 °.
The beneficial effects of the utility model are：Monitor the active situation of periphery human body in real time using pyroelectric sensor, and
Coordinate Fresnel Lenses, infrared ray when facilitating human motion produced by human body passes to pyroelectric sensor by lens, then by
Amplifying circuit amplified signal is transmitted to MCU processing, identification human motion triggering alarm, one side accuracy of detection height, and investigative range
It is wider, on the other hand effectively improve the degree of safety of detection environment；Powered by using two section AAA batteries, be easy to average family to use
Battery is changed at family, while using 3M double faced adhesive tapes that the infrared detector is gluing on wall and door and window, mounting means is easy, and not
Hinder wall and door and window, the utility model is reasonable in design attractive in appearance, easy for installation, and accuracy of detection is high, effectively improves detection environment
Degree of safety.
Brief description of the drawings
Fig. 1 be the utility model proposes wall-mounted infrared detector perspective side structural representation；
Fig. 2 be the utility model proposes wall-mounted infrared detector side view dissect structural representation；
Fig. 3 be the utility model proposes wall-mounted infrared detector structural representation overlooking the structure diagram；
Fig. 4 be the utility model proposes wall-mounted infrared detector circuit theory diagrams.
In figure：1 infrared detector body, 2 protective covers, 3 buckles, 4 loopholes, 5 Fresnel Lenses, 6 lens supports, 7
PCB, 8 battery standing grooves, 9 pyroelectric sensors, 10 alarm lamps, 11 necks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-4, wall-mounted infrared detector, including infrared detector body 1, infrared detector body 1 are cavity
Structure, the side of infrared detector body 1 offers neck 11, and the inwall both sides of neck 11 offer battery standing groove 8, electricity
AAA batteries are provided with pond standing groove 8, the top of neck 11 is covered with protective cover 2, and the side of protective cover 2 is provided with buckle 3, and anti-
Protecting cover 2 is connected by buckle 3 with infrared detector body 1, and side of the protective cover 2 away from infrared detector body 1 offers solid
Determine groove, the inwall of fixing groove is fixedly connected by 3M double faced adhesive tapes with wall, the opposite side of infrared detector body 1 is provided with opening,
Fresnel Lenses 5 is provided with opening, and Fresnel Lenses 5 extends to the outside of infrared detector body 1, infrared spy by opening
Survey and lens supports 6 are provided with device body 1, wherein Fresnel Lenses 5 is flush-mounted in the side of lens supports 6, the centre of lens supports 6
Position offers loophole 4, and the inwall of loophole 4 is provided with multiple anti-interference pieces, and lens supports 6 are close to battery standing groove 8
Side is provided with PCB 7, PCB 7 and is respectively welded amplifying circuit, MCU, pyroelectric sensor 9 and alarm lamp
10, wherein amplifying circuit, MCU, pyroelectric sensor 9 and alarm lamp 10 is connected with AAA batteries, pyroelectric sensor 9 with thoroughly
Unthreaded hole 4 is corresponding, and amplifying circuit includes photoelectrical coupler T, resistance R1, electric capacity C, inductance L and triode Q, photoelectrical coupler T's
Input is connected with pyroelectric sensor 9, and photoelectrical coupler T VCC ends are connected with+5V power supply, photoelectrical coupler T output
End is connected with resistance R1 one end, and the resistance R1 other end is connected with electric capacity C one end, the electric capacity C other end respectively with three poles
Pipe Q 1 pin, inductance L one end and the connection of+12V power supplys, the inductance L other end be connected to triode Q 3 pins and
Resistance R3 one end, triode Q 2 pins are connected with resistance R2 one end, and resistance R2 and resistance the R3 other end connect with MCU
Connect, MCU output end is connected with alarm lamp 10.
Infrared detector body 1 is triangular structure, and three angles of infrared detector body 1 are that arc is set, red
It is wide close to the side of protective cover 2 that external detector body 1 is more than infrared detector body 1 close to the side width of Fresnel Lenses 5
Degree, loophole 4 is trapezoidal cylinder body structure, and wherein loophole 4 is more than loophole close to diameter residing for the side of Fresnel Lenses 5
Diameter residing for 4 sides away from Fresnel Lenses 5, anti-interference piece is arc step shape structure, and anti-interference piece is ten to four ten groups,
And equidistant intervals are on the inwall of loophole 4, PCB 7 is two-sided FR4 pcb boards, the search angle of Fresnel Lenses 5
Degree is more than 120 °.
Operation principle：In use, monitoring the active situation of periphery human body in real time using pyroelectric sensor 9, and coordinate phenanthrene
Nie Er lens 5, infrared ray when facilitating human motion produced by human body passes to pyroelectric sensor 9 by lens, then by amplifying
Circuit amplified signal is transmitted to MCU processing, identification human motion triggering alarm, one side accuracy of detection height, and investigative range is wider,
On the other hand the degree of safety of detection environment is effectively improved；Powered by using two section AAA batteries, be easy to ordinary family user to change
Battery, while using 3M double faced adhesive tapes that the infrared detector is gluing on wall and door and window, mounting means is easy, and does not hinder wall
And door and window.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (7)
1. wall-mounted infrared detector, including infrared detector body（1）, it is characterised in that the infrared detector body（1）
For cavity structure, the infrared detector body（1）Side offer neck（11）, the neck（11）Inwall both sides it is equal
Offer battery standing groove（8）, battery standing groove（8）It is interior to be provided with AAA batteries, the neck（11）Top covered with protective cover
（2）, protective cover（2）Side be provided with buckle（3）, and protective cover（2）Pass through buckle（3）With infrared detector body（1）Connection,
Protective cover（2）Away from infrared detector body（1）Side offer fixing groove, the inwall of fixing groove passes through 3M double faced adhesive tapes and wall
Wall is fixedly connected, the infrared detector body（1）Opposite side be provided with opening, opening in be provided with Fresnel Lenses（5）, and it is luxuriant and rich with fragrance
Nie Er lens（5）Infrared detector body is extended to by opening（1）Outside, the infrared detector body（1）Inside it is provided with
Lens supports（6）, wherein Fresnel Lenses（5）It is flush-mounted in lens supports（6）Side, lens supports（6）Centre position open
Provided with loophole（4）, loophole（4）Inwall be provided with multiple anti-interference pieces, the lens supports（6）Close to battery standing groove
（8）Side be provided with PCB（7）, the PCB（7）On be respectively welded amplifying circuit, MCU, pyroelectricity sensing
Device（9）And alarm lamp（10）, wherein amplifying circuit, MCU, pyroelectric sensor（9）And alarm lamp（10）Connect with AAA batteries
Connect, pyroelectric sensor（9）With loophole（4）Corresponding, amplifying circuit includes photoelectrical coupler T, resistance R1, electric capacity C, inductance
L and triode Q, photoelectrical coupler T input and pyroelectric sensor（9）Connection, photoelectrical coupler T VCC ends are connected with+
5V power supply, photoelectrical coupler T output end is connected with resistance R1 one end, and the resistance R1 other end connects with electric capacity C one end
Connect, the electric capacity C other end is connected with triode Q 1 pin, inductance L one end and+12V power supplys respectively, the inductance L other end
Triode Q 3 pins and resistance R3 one end are connected to, triode Q 2 pins are connected with resistance R2 one end, resistance
R2 and resistance the R3 other end are connected with MCU, MCU output end and alarm lamp（10）Connection.
2. wall-mounted infrared detector according to claim 1, it is characterised in that the infrared detector body（1）For
Triangular structure, and infrared detector body（1）Three angles be arc set.
3. wall-mounted infrared detector according to claim 1, it is characterised in that the infrared detector body（1）Lean on
Nearly Fresnel Lenses（5）Side width be more than infrared detector body（1）Close to protective cover（2）Side width.
4. wall-mounted infrared detector according to claim 1, it is characterised in that the loophole（4）For trapezoidal cylinder
Body structure, wherein loophole（4）Close to Fresnel Lenses（5）Side residing for diameter be more than loophole（4）It is saturating away from Fresnel
Mirror（5）Side residing for diameter.
5. wall-mounted infrared detector according to claim 1, it is characterised in that described anti-interference piece is arc step shape
Structure, anti-interference piece is ten to four ten groups, and equidistant intervals are located at loophole（4）Inwall on.
6. wall-mounted infrared detector according to claim 1, it is characterised in that the PCB（7）To be two-sided
FR4 pcb boards.
7. wall-mounted infrared detector according to claim 1, it is characterised in that the Fresnel Lenses（5）Detection
Angle is more than 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720042604.1U CN206353055U (en) | 2017-01-15 | 2017-01-15 | Wall-mounted infrared detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720042604.1U CN206353055U (en) | 2017-01-15 | 2017-01-15 | Wall-mounted infrared detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206353055U true CN206353055U (en) | 2017-07-25 |
Family
ID=59349321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720042604.1U Expired - Fee Related CN206353055U (en) | 2017-01-15 | 2017-01-15 | Wall-mounted infrared detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206353055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136452A (en) * | 2021-10-08 | 2022-03-04 | 中国安全生产科学研究院 | Thermostable detection driver and infrared detector applying same |
| CN114158180A (en) * | 2021-10-08 | 2022-03-08 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying same |
-
2017
- 2017-01-15 CN CN201720042604.1U patent/CN206353055U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136452A (en) * | 2021-10-08 | 2022-03-04 | 中国安全生产科学研究院 | Thermostable detection driver and infrared detector applying same |
| CN114158180A (en) * | 2021-10-08 | 2022-03-08 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying same |
| CN114158180B (en) * | 2021-10-08 | 2023-09-05 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying driver |
| CN114136452B (en) * | 2021-10-08 | 2023-09-05 | 中国安全生产科学研究院 | Thermally stable detection driver and infrared detector using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170725 Termination date: 20190115 |