CN218647157U

CN218647157U - Radioactivity detection device

Info

Publication number: CN218647157U
Application number: CN202220988067.0U
Authority: CN
Inventors: 林桦; 宋海涛; 温富荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2023-03-17
Anticipated expiration: 2032-04-27

Abstract

The utility model relates to the technical field of nuclear radiation detection, in particular to a radioactivity detection device, which is used for positioning personnel or articles when the radioactivity level of the pedestrian or the articles is detected and alarmed, and is characterized in that the device mainly comprises a detector, a data acquisition module, a camera, an image acquisition module, an information processing module, a remote monitoring center and a cable; the detector is laid on the ground, the detection surface is upward, the detection range of the detector is overlapped with the monitoring area of the camera, and the detector and the camera are relatively fixed in position; the image monitored by the camera is displayed in a remote monitoring center in a segmentation mode according to the corresponding detector area, so that the personal image passing through the alarm detector can be positioned, and accurate positioning is realized; the problem that a radioactivity detection device (patent application number: 202220782945.3) which is proposed by the inventor cannot confirm whether the radioactivity level of a pedestrian or a luggage exceeds the standard so as to cause an alarm is solved.

Description

Radioactivity detection device

Technical Field

The utility model relates to a nuclear radiation detects technical field, especially relates to a radioactivity detection device for personnel or the location of article when pedestrian or article radioactivity level detection report to the police.

Background

The prior channel type radioactivity detection device needs to be provided with two supports with detectors at two sides of a channel or an entrance and an exit, a plurality of supports need to be arranged at places with large numbers of people going to and coming from large numbers of places, the occupied area of the supports is large, people or objects can only pass through the detection range between the two detectors to carry out radioactivity level detection, the passing speed of the people is slow, the radioactivity detection device (patent application number: 202220782945.3) is proposed by the inventor to lay the detectors on the ground of the channel, the problems that the occupied area of the channel type radioactivity detection device is large, and the passing speed of the people is slow are solved by omitting the mounting supports of the detectors, but the scheme has a defect that when the detectors detect that the radioactivity level exceeds the standard, the alarm caused by which person or luggage in the channel cannot be confirmed.

Disclosure of Invention

The utility model provides a radioactivity detection device to a problem that radioactivity detection device (patent application number: 202220782945.3) can't confirm which pedestrian or luggage radioactivity level exceeds standard. A radioactivity detection device mainly comprises a detector, a data acquisition module, a camera, an image acquisition module, an information processing module, a remote monitoring center and a cable; the detectors are laid on the ground, the detection surface faces upwards, and the number of the detectors can be 1 or more; the detector is connected with the data acquisition module through a cable, and the data acquisition module is connected with the information processing module through a cable; the camera is arranged right in front of the detector, the detector and the camera are relatively fixed in position, and the monitoring range of the camera is overlapped with the detection range of the detector; 1 camera can monitor 1 or more detectors; the camera is connected with the image acquisition module through a cable, and the image acquisition module is connected with the information processing module through a cable; the detector is a plastic scintillator; the images captured by the cameras are divided by the detection area of the single detector and displayed in a remote monitoring center.

Drawings

FIG. 1 is a layout of a radioactivity detecting device detector and camera arrangement.

FIG. 2 is a schematic view of the radioactive detection device detector and camera mounting

FIG. 3 is a schematic diagram of an example operation logic of a radioactivity detecting device.

Fig. 4 is a physical schematic diagram of a radioactivity detecting device.

Detailed Description

The following description is provided for illustrative purposes and is not intended to limit the scope of the invention, which is defined by the claims and their equivalents. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Please refer to fig. 1, fig. 2, fig. 3, and fig. 4. It should be noted that the drawings provided in the embodiments are only for illustrating the basic idea of the present invention in a schematic manner, and the drawings only show the structure related to the present invention and are not drawn according to the shape and the size in the actual implementation, the actual implementation form and the proportion thereof may be changed at will, and the structural layout form may be more complicated.

The invention is further described with reference to the accompanying drawings and an embodiment thereof.

The invention provides a radioactivity detection device, which is characterized by mainly comprising a detector (1), a data acquisition module (2), a camera (3), an image acquisition module (4), an information processing module (5), a remote monitoring center (6) and a cable (7); the detector (1) is a plastic scintillator or other scintillators which can be used for radioactivity level detection; the detector (1) is arranged on the ground (9) of the channel (8), and the detection surface of the detector (1) faces upwards; a trench (10) can be dug on the ground (9) for leveling the ground (9), the detector (1) is arranged at the bottom of the trench (10), and a cover plate (11) made of low-density high-strength materials is laid on the trench (10) for facilitating pedestrians to walk; the number of the detectors (1) can be 1 or more; the data acquisition module (2) is connected with the detector (1) through a cable (7), acquires data of the radioactive level detected by the detector (1), and transmits the acquired data of the radioactive level to the information processing module (5) through the cable (7); the camera (3) is arranged right in front of the detector (1), the detector (1) and the camera (3) are relatively fixed, the monitoring range of the camera (3) is overlapped with the detection range of the detector (1) to be consistent, and a single camera can monitor 1 or more detectors; the image acquisition module (4) is connected with the camera (3) through a cable (7), acquires images of a monitoring area of the camera (3), and transmits the acquired images to the information processing module (5) through the cable (7); the information processing module (5) performs matching analysis on the radioactive data acquired by the data acquisition module (2) and the image acquired by the image acquisition module (4), and transmits the data to the remote control center (6) through the cable (7) to be displayed in a segmented manner in the detection area of a single detector; an operator can set standard data for radioactivity level alarm through a remote monitoring center (6) according to related standard requirements; the data acquisition module (2), the image acquisition module (4) and the information processing module (5) are all arranged in the central control unit box (12); the application scene of the embodiment is an entrance passenger channel, the channel width is 5 meters, when multiple passengers pass through the channel side by side at the same time, the width space occupied by each passenger is 0.8 meter, in order to accurately locate each passenger, 1 detector is installed in the width range of each passenger, and then 6 detectors need to be installed in the whole channel, which are sequentially numbered as D1-D6; 2 cameras (3) are mounted on a ceiling in front of a channel and are sequentially numbered as C1 and C2, the monitoring range of the camera (3) C1 covers the detection ranges of detectors (1) D1, D2 and D3, and the monitoring range of the camera (3) C2 covers the detection ranges of detectors (1) D4, D5 and D6; in a remote monitoring center (6), pictures monitored by cameras (3) C1 and C2 are respectively cut into monitoring picture display areas P1-P3 and P4-P6 for display according to a single detector (1) area; namely, the picture decibels of the P1-P6 area correspond to the D1-D6 detectors; when the radioactivity level data detected by a certain detector (1) exceeds the standard data, the remote monitoring center (6) immediately carries out face recognition photographing on the monitoring picture in the corresponding picture display area, and the personal image passing through the alarm detector (1) can be positioned, so that accurate positioning is realized.

Of course, if the remote monitoring center (6) is far away from the information processing module (5) in the above example, the wireless transmission module can also be used for data information transmission.

Based on the above utility model example, its work flow is as follows:

in the embodiment, a pedestrian passes above the detector (1) D1, radioactivity level data of the pedestrian is acquired through the detector (1) D1, and the radioactivity level data is transmitted to the information processing module (5); the information processing module (5) compares the acquired radioactivity level data with preset standard data; meanwhile, the image acquisition module (4) acquires images in the detection range of the detector (1) D1 through the camera (3) C1; the information processing module (5) transmits the analyzed data comparison result and the image acquired by the image acquisition module (4) to an image display area P1 in a remote control center (6) for real-time display; if the radioactivity level data collected by the data collection module (2) is analyzed by the information processing module (5) and then the radioactivity level data collected from the P1 position of the detector (1) exceeds the alarm standard data, the remote monitoring center (6) immediately carries out face recognition shooting on the real-time image in the P1 display area and carries out alarm.

The radioactivity detection device of the utility model consists of a detector, a data acquisition module, a camera, an image acquisition module, an information processing module, a remote monitoring center and a cable; the detector is laid on the ground, the detection surface is upward, the detection range of 1 or more detectors can be overlapped and consistent with the monitoring area of the camera, and the positions of the detector and the camera are relatively fixed; 1 camera can monitor 1 or more detectors; the image monitored by the camera is displayed in a remote monitoring center in a segmentation mode according to a single detector area, so that the personal image passing through the alarm detector can be positioned, accurate positioning is achieved, and the problem that the alarm is caused by the fact that the radioactivity level of a pedestrian or a luggage exceeds the standard cannot be confirmed by a radioactivity detection device (patent application number: 202220782945.3) provided by the inventor in the prior art is solved.

Finally, it should be noted that: the foregoing examples are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A radioactivity detection device is characterized by mainly comprising a detector, a data acquisition module, a camera, an image acquisition module, an information processing module, a remote monitoring center and a cable; the detectors are laid on the ground, the detection surface faces upwards, and the number of the detectors can be 1 or more; the detector is connected with the data acquisition module through a cable, and the data acquisition module is connected with the information processing module through a cable; the camera is arranged right in front of the detector, the detector and the camera are relatively fixed, and the monitoring range of the camera is overlapped with the detection range of the detector; 1 camera can monitor 1 or more detectors; the camera is connected with the image acquisition module through a cable, and the image acquisition module is connected with the information processing module through a cable.

2. A radiation detection device according to claim 1, wherein the detector is a plastic scintillator.

3. A radiation detection device according to claim 1, wherein the images captured by the camera are segmented into detection zones of individual detectors for display at the remote monitoring center.