CN212992408U - Temperature measurement gun type camera with face detection and recognition - Google Patents
Temperature measurement gun type camera with face detection and recognition Download PDFInfo
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- CN212992408U CN212992408U CN202021510177.3U CN202021510177U CN212992408U CN 212992408 U CN212992408 U CN 212992408U CN 202021510177 U CN202021510177 U CN 202021510177U CN 212992408 U CN212992408 U CN 212992408U
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Abstract
The utility model relates to a temperature measurement gun type camera with face detection and discernment, this temperature measurement gun type camera mainly include non-contact body temperature measuring device, visible light image acquisition device, code processing board, audio frequency power amplifier board, PoE & DC12V power supply board, loudspeaker, infrared lamp and warning flash light, photodiode and mechanism's casing. The utility model discloses temperature measurement gun type camera with face detection and discernment realizes non-contact, multiple target, the human volume temperature rapid survey of more remote distance, and real-time measurement, result upload and show that the temperature exceeds standard/unusual pronunciation and white light lamp report to the police. On the basis, a face algorithm technology is deeply fused, so that the accuracy of a temperature measurement area is effectively improved, and the error detection probability is greatly reduced; meanwhile, the human face algorithm is fused, the identity of the testee can be recognized, the temperature measurement result is bound with the identity, and the traceability is greatly improved; in places with large people flow, such as high-speed railway stations, airports and the like, a rapid deployment application scheme for body temperature screening is provided.
Description
Technical Field
The utility model relates to a human forehead temperature examination, face detection discernment technical field, in particular to temperature measurement rifle type camera with face detection and discernment.
Background
In 2020, new coronavirus epidemic situations occur successively in China and tens of foreign countries, and one of main symptoms of the virus is abnormal body temperature and fever; the novel coronavirus has the phenomenon of human transmission, and the enhancement of body temperature measurement and screening becomes a primary measure.
However, the major measurement instruments at present are forehead temperature guns; in the forehead thermometer measuring mode, a measurer is in close contact with a testee, cross infection risks exist, and hidden dangers are brought to the health safety of workers; the measuring mode is long in time consumption, and is not beneficial to places with large people flow, such as high-speed railway stations, airports and the like; meanwhile, the temperature measurement result is difficult to be associated with the personnel identity information, the traceability is poor, the manual registration mode brings personnel gathering, the clearance speed is low, and the like.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses temperature measurement gun type camera with face detection and discernment to it is high to solve current contact measurement risk, and information management is poor, and through the slow problem of speed.
The specific technical scheme is as follows:
a temperature measuring gun type camera with face detection and recognition comprises a non-contact body temperature measuring device, a visible light image acquisition device, a coding processing board, an audio power amplifier board, a PoE & DC12V power supply board, a loudspeaker, an infrared lamp, an alarm flash lamp and a photosensitive diode. Wherein:
the non-contact body temperature measuring device converts electromagnetic wave signals radiated by a human body into electric signals through the detector, sends the electric signals to the FPGA for processing, communicates with the coding processing board through the USB, sends data to the processing chip on the coding processing board for processing, obtains temperature information, and generates a temperature measuring image.
The visible light image acquisition device comprises a lens assembly for acquiring visible light signals and an image sensor for processing the visible light signals to generate images, and the data output of the visible light image acquisition device is electrically connected with the coding processing main board.
The processing coding board is electrically connected with the non-contact body temperature measuring device and the visible light image acquisition device, and simultaneously generates two images of temperature and a visible light image, so that the purposes of measuring body temperature, capturing human faces and identifying and comparing can be achieved.
Optionally, the visible light lens assembly further includes an ICR module.
Optionally, the temperature measuring gun type camera further comprises a photosensitive diode and an infrared light supplement LED lamp electrically connected with the encoding main board.
Optionally, the temperature measuring gun camera further includes an audio power amplifier board electrically connected to the encoding processing board, and the audio power amplifier board is electrically connected to the speaker.
Optionally, the temperature measuring gun type camera further comprises a white light alarm LED status indicator lamp electrically connected to the encoding processing board.
The non-contact temperature measuring device is arranged and installed on the left side of the front cover of the mechanism.
The visible light image acquisition device is arranged and installed on the right side of the mechanism front cover.
The infrared LED lamp and the white LED lamp are arranged at the top part close to the visible light image acquisition device.
The photosensitive diode is arranged at the bottom close to the visible light image acquisition device.
The coding processing board and the audio power amplifier board are arranged and installed in the mechanism main body.
The horn is arranged on the belly of the mechanism main body.
The temperature measuring gun type camera further comprises a PoE & DC12V power supply board for supplying power to the components.
The temperature measuring gun type camera preferably comprises an external connection tail wire electrically connected with the encoding processing board.
The bottom of the main body of the temperature measuring gun type camera is provided with 1/4 British screw mounting holes, and the tail of the main body of the temperature measuring gun type camera is also provided with a mounting bracket.
According to the temperature measuring gun type camera with the face detection and recognition, compared with a single thermal imaging temperature measuring device and a handheld forehead temperature gun, the camera has the advantages that the distance is long, multiple targets can simultaneously detect and measure temperature, the body temperature measuring result can be bound with personnel information, the body temperature measuring result and identity information can be uploaded to be stored in real time, and the like, so that a rapid and convenient body temperature screening scheme is provided for places with large pedestrian traffic, such as high-speed railway stations, airports and the like.
Drawings
Fig. 1 is a schematic structural view of a mechanism front cover of a temperature measuring gun type camera with face detection and recognition provided by an embodiment of the present invention;
fig. 2 is a schematic side view of a mechanism of a temperature measuring gun camera with face detection and recognition according to an embodiment of the present invention;
fig. 3 is a schematic view of a bottom structure of a temperature measuring gun type camera with face detection and recognition according to an embodiment of the present invention;
the symbols of fig. 1 to 3 are represented as:
firstly, a non-contact temperature measuring device; a visible light image acquisition device; ③ infrared LED lamp and white light LED lamp; fourthly, a photosensitive diode; fifthly, covering the mechanism front cover; sixthly, covering the mechanism; seventhly, a mechanism main body; eighthly, mounting a bracket; ninthly-horn
Detailed Description
The technical solution in the embodiments of the present invention is described in detail and completely with reference to the accompanying drawings. In the following examples, numerous details are set forth in order to provide a better understanding of the present application. It is to be understood that the described embodiments are merely illustrative of some, but not all, embodiments of the invention. Based on the embodiments of the present invention, those skilled in the art can easily recognize that some features may be omitted or replaced by other elements, materials, methods in different cases, but all other embodiments obtained without creative efforts shall fall within the protection scope of the present invention.
The numbering of the components as such is used herein only to distinguish the objects described, and does not have any sequential or technical meaning.
Also, the terms "connected," "coupled," "mounted," "disposed," and the like are intended to have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs and should be construed broadly. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the context or specific situation.
In the drawings, the size and shape of some of the elements may be exaggerated for convenience of illustration, and the drawings are for example only and are not drawn strictly to scale.
In order to solve the problem that the poor efficiency measurement mode of current hand-held type forehead temperature rifle closely contact and single thermal imaging equipment can't be correlated with personnel identity information, the embodiment of the utility model provides a temperature measurement rifle formula camera with face detection and discernment.
In order to understand better the technical scheme of the utility model, combine the figure below, introduce the embodiment of the utility model provides a temperature measurement gun type camera with face detection and discernment that provides.
As shown in fig. 1 to 3, a temperature measuring gun type camera with face detection and recognition according to an embodiment of the present invention includes a mechanism front cover, a main body, an upper cover and a mounting bracket; the device comprises a mechanism front cover, a visible light image acquisition device, a non-contact temperature measuring device, a white light LED lamp, an infrared LED lamp and a photosensitive diode, wherein the visible light image acquisition device, the non-contact temperature measuring device, the white light LED lamp and the infrared LED lamp are arranged on the front cover; the audio power amplifier also comprises a coding processing board, an audio power amplifier board and a loudspeaker which are arranged in the mechanism main body; the multifunctional PoE & DC12V power supply board is arranged on the upper cover of the mechanism body.
As shown in FIG. 1, the non-contact body temperature measuring device (i) is installed on the left side of the mechanism front cover (v); the visible light image acquisition device is arranged and arranged on the right side of the non-contact body temperature measurement device I; the infrared light supplementing LED lamp and the white light LED lamp are arranged and installed on the upper part of the visible light image acquisition device II; the photosensitive diode (IV) is positioned at the lower part of the visible light image acquisition device (II).
As shown in fig. 3, the horn is arranged and installed at the belly of the main body of the housing mechanism.
The non-contact temperature measuring device comprises a detector for collecting a human body radiation temperature signal, the output of the detector is electrically connected with the FPGA processing chip, and original temperature data are output after processing.
The visible light image acquisition device comprises a lens module assembly used for acquiring visible light signals and an image sensor chip used for converting the visible light signals into image digital signals, and the output of the lens module assembly is electrically connected with a processor of the coding processing board.
The processing chip on the coding processing board is also electrically connected with the output of the non-contact temperature measuring device through a USB interface, and the processing chip on the coding processing board is also used for processing the temperature measuring image and the visible light image to generate a double image formed by fusing the temperature measuring image and the visible light.
In particular, since the resolution (pixels) of the detector of the non-contact temperature measuring device is often low, the image resolution of the image sensor of the visible light image acquisition device is high. Therefore, the temperature measurement image generated by the non-contact body temperature measurement device is not overlapped with the visible light image generated by the visible light image acquisition device. In order to realize the fusion of the visible light image and the temperature measurement image, the visual fields of the visible light image and the temperature measurement image need to be calibrated in advance.
In the visual field calibration process of the visible light image and the temperature measurement image, developer tool software is used, the temperature measurement image and the visible light image are opened simultaneously, 2 heat sources (which can be replaced by black bodies) need to be placed in a visual field area, and the heat sources are respectively placed at opposite angles of the visual field.
And adjusting the position of the heat source in the field of view of the temperature measurement image to enable the light source to be observed, and clicking a left mouse button between the two light sources to select the light source. Meanwhile, in the visual field of the visible light image, similarly, a left mouse button is clicked, a light source is selected, then a calibration button is clicked, and the visual field calibration is automatically completed. After the calibration is completed, a visible light image frame appears as a square frame for completing the field calibration.
In the subsequent temperature measurement process, the personnel appearing in the square frame area can carry out body temperature measurement screening, and the temperature measurement result and the identity information after face recognition, including temperature measurement and face snapshot pictures, are uploaded simultaneously.
Optionally, in addition to the non-contact body temperature measuring device and the visible light image collecting device for face detection and face identification and forehead temperature measurement screening, the temperature measuring gun type camera further includes an audio power amplifier board electrically connected to the encoding processing board and a speaker electrically connected to the power amplifier board.
Optionally, the temperature measuring gun type camera further comprises a white light warning LED lamp arranged on the front cover and electrically connected with the encoding processing board.
When the human body forehead temperature of the monitoring picture is detected to reach a preset temperature threshold value, the main control coding board outputs an audio alarm signal to the audio power amplifier board to drive the loudspeaker to perform abnormal body temperature voice alarm broadcasting, and certainly, the application of the loudspeaker is not limited to the above; when the voice alarm information is broadcasted, the white light LED lights and flickers, and the purpose of the white light LED lamp is not limited to this.
Optionally, in order to ensure the image quality of the visible light camera, the temperature measuring gun type camera further comprises an infrared light supplement LED lamp electrically connected to the coding plate.
Under the environment with dark illumination, the infrared light supplementing LED can supplement light for the visible light camera device, and the quality of visible light images is improved.
The foregoing description is provided as illustrative of the principles and techniques of this application, using only preferred embodiments, for the purpose of facilitating an understanding of this application, and is not intended to be limiting of this application. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the solution formed by a specific combination of the above mentioned features, but also covers other solutions formed by any combination of the above mentioned features or other equivalent features without departing from the inventive concept.
Claims (9)
1. Temperature measurement gun type camera with face detection and recognition, its characterized in that: the intelligent body temperature monitoring system comprises a non-contact body temperature measuring device, a visible light image acquisition device, a coding processing board, an audio power amplifier board, a PoE & DC12V power supply board, a loudspeaker, an infrared lamp, an alarm flash lamp, a photosensitive diode and a mechanism shell;
the visible light image acquisition device comprises a lens assembly and an image sensor for converting acquired optical signals into electric signals; the output of the visible light image acquisition device is electrically connected with the coding processing board;
the coding processing board is also connected with the non-contact body temperature measuring device through a USB communication interface and used for capturing temperature measurement images and temperature data and forming visible light images and temperature measurement images which are output and displayed simultaneously.
2. The thermometric gun camera with face detection and recognition as claimed in claim 1, wherein: the temperature measuring gun type camera also comprises an audio power amplifier board electrically connected with the coding processing board.
3. The thermometric gun camera with face detection and recognition as claimed in claim 2, wherein: the temperature measuring gun type camera further comprises a loudspeaker electrically connected with the audio power amplification board.
4. The thermometric gun camera with face detection and recognition as claimed in claim 1, wherein: the temperature measuring gun type camera further comprises an infrared lamp and a white light alarm lamp which are electrically connected with the coding processing board.
5. The thermometric gun camera with face detection and recognition as claimed in any one of claims 1 to 4, wherein: the temperature measuring gun type camera further comprises a mechanism front cover, a temperature measuring device, a visible light image collecting device, an infrared lamp, a white light alarm lamp, a photosensitive diode and a decorative sheet, wherein the temperature measuring device, the visible light image collecting device, the infrared lamp, the white light alarm lamp and the photosensitive diode are arranged on the front cover, and the decorative sheet is arranged on the front cover.
6. The thermometric gun camera with face detection and recognition as claimed in claim 5, wherein: the temperature measuring gun type camera further comprises a mechanism main body, and a coding processing board, an audio power amplifier board and a loudspeaker which are arranged and installed on the main body.
7. The thermometric gun camera with face detection and recognition as claimed in claim 6, wherein: the temperature measuring gun type camera further comprises a mechanism upper cover and a PoE & DC12V power supply board arranged on the upper cover.
8. The thermometric gun camera with face detection and recognition as claimed in claim 6, wherein: the bottom of the mechanism main body of the temperature measuring gun type camera is provided with 1/4 British screw mounting holes and a mounting bracket at the tail part.
9. The thermometric gun camera with face detection and recognition as claimed in claim 8, wherein: the temperature measuring gun type camera can work independently in an off-line mode and can also be connected to a platform for unified management.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510177.3U CN212992408U (en) | 2020-07-26 | 2020-07-26 | Temperature measurement gun type camera with face detection and recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510177.3U CN212992408U (en) | 2020-07-26 | 2020-07-26 | Temperature measurement gun type camera with face detection and recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212992408U true CN212992408U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021510177.3U Active CN212992408U (en) | 2020-07-26 | 2020-07-26 | Temperature measurement gun type camera with face detection and recognition |
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| Country | Link |
|---|---|
| CN (1) | CN212992408U (en) |
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2020
- 2020-07-26 CN CN202021510177.3U patent/CN212992408U/en active Active
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