CN117148409A - Control area personnel surface radioactive contamination monitoring device - Google Patents
Control area personnel surface radioactive contamination monitoring device Download PDFInfo
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- CN117148409A CN117148409A CN202310928826.3A CN202310928826A CN117148409A CN 117148409 A CN117148409 A CN 117148409A CN 202310928826 A CN202310928826 A CN 202310928826A CN 117148409 A CN117148409 A CN 117148409A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 15
- 238000011109 contamination Methods 0.000 title claims description 21
- 230000002285 radioactive effect Effects 0.000 title claims description 17
- 238000003904 radioactive pollution Methods 0.000 claims abstract description 39
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 238000012797 qualification Methods 0.000 claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims abstract description 8
- 230000037431 insertion Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000005202 decontamination Methods 0.000 claims description 4
- 230000003588 decontaminative effect Effects 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 18
- 230000005856 abnormality Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/02—Dosimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/167—Measuring radioactive content of objects, e.g. contamination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/38—Individual registration on entry or exit not involving the use of a pass with central registration
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Radiation (AREA)
Abstract
The invention provides a radioactive pollution monitoring device for personnel surfaces in a control area, and relates to the technical field of radioactive pollution monitoring. The outlet reader is used for reading the stored information of the personal dosimeter when the personal dosimeter insertion signal is detected, and judging whether the corresponding personnel meet the outlet qualification according to the stored information; the personal dosimeters are in one-to-one correspondence with the personnel entering the control area; the personal dosimeter storage information comprises a dosimeter number, a corresponding personnel information number, accumulated dose data of corresponding personnel and time for entering a control area; the integrated alpha beta gamma pollution monitor is used for detecting the surface radioactive pollution amount of different parts of corresponding personnel when receiving detection signals; the detection signal is generated by the exit reader when the person meets the exit qualification. The invention can complete the automatic management of the access control area by arranging the outlet reader and the integrated alpha beta gamma pollution monitor, and improve the management and working efficiency of the radiation protection of the radiation control area while reducing the running cost.
Description
Technical Field
The invention relates to the technical field of radioactive pollution monitoring, in particular to a monitoring device for radioactive pollution on the surface of personnel in a control area.
Background
At present, in a radiation monitoring system of an entrance and an exit of a control area, only single-time surface radioactive pollution measurement of an individual can be completed; the personnel entering the control area usually enter the control area for multiple times, and the existing radiation monitoring system at the entrance and exit of the control area is difficult to finish personal dose management and cannot adapt to actual requirements.
Disclosure of Invention
The invention aims to provide a monitoring device for the surface radioactive contamination of personnel in a control area, which can complete the automatic management of entering and exiting the control area, reduce the running cost and improve the management and working efficiency of the radiation protection in the radiation control area.
In order to achieve the above object, the present invention provides the following solutions:
a control zone personnel surface radioactive contamination monitoring apparatus comprising an enclosed area provided with an inlet and an outlet, the apparatus further comprising:
an outlet reader and an integrated alpha beta gamma pollution monitor;
the outlet reader is connected with the integrated alpha beta gamma pollution monitor;
the outlet reader is used for reading the stored information of the personal dosimeter when the personal dosimeter insertion signal is detected, and judging whether the corresponding personnel meet the outlet qualification according to the stored information; the personal dosimeters are in one-to-one correspondence with personnel entering the control area; the personal dosimeter storage information comprises a dosimeter number, a corresponding personnel information number, corresponding personnel accumulated dose data and time for entering a control area;
the integrated alpha beta gamma pollution monitor is used for detecting the surface radioactive pollution amount of different parts of corresponding personnel when receiving detection signals; the detection signal is generated by the exit reader when the person meets an exit qualification.
Optionally, the outlet reader comprises:
the device comprises an infrared device, a display, a processing module, a communication module and a reading module provided with a clamping groove;
the infrared device, the display, the communication module and the reading module provided with the clamping groove are all connected with the processing module;
the infrared device is used for detecting whether a person enters the closed area;
the processing module is used for sending a first display signal to the display when a detection person enters the closed area;
the display is used for prompting personnel to insert the personal dosimeter when receiving the first display signal;
the clamping groove is matched with a plug of the personal dosimeter;
the reading module is used for reading the information stored in the personal dosimeter when the personal dosimeter insertion signal is detected;
the processing module is used for judging whether the corresponding personnel meet the export qualification according to the stored information, and generating a detection signal when the personnel meet the export qualification;
the communication module is connected with the integrated alpha beta gamma pollution monitor; the communication module is used for transmitting the detection signal.
Optionally, the integrated αβγ pollution monitor includes:
the system comprises an infrared sensor, a detector group, a digital channel box and an industrial personal computer;
the infrared sensor, the detector group and the digital channel box are all connected with the industrial personal computer;
the infrared sensor is used for detecting whether a person is in a detection body position or not when the industrial personal computer receives the detection signal;
the detector group is used for acquiring the surface radioactive pollution amount of different parts of the personnel when the personnel are in the detection position;
the industrial personal computer is used for sending an alarm signal and a second display signal when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value; the display is used for prompting personnel to pull out the personal dosimeter and return to carry out decontamination treatment from the entrance when receiving the second display signal;
the digital box is used for amplifying, screening and shaping the surface radioactive pollution amount of different parts of the personnel to obtain the surface radioactive pollution amount shaping signals of different parts of the personnel.
Optionally, the detector group includes:
a head αβ detector, a hand αβ detector, a foot αβ detector, a hand γ detector, a foot γ detector, a plurality of torso γ detectors, and a plurality of torso αβ detectors;
the head alpha beta detector, the hand alpha beta detector, the foot alpha beta detector, the hand gamma detector, the foot gamma detector, the trunk gamma detectors and the trunk alpha beta detectors are connected with the industrial personal computer.
Optionally, the integrated αβγ pollution monitor further comprises:
a power module;
the power module is connected with the industrial control.
Optionally, the apparatus further includes:
an entrance door control device;
the entrance door control device is respectively connected with the industrial personal computer and the entrance door; the entrance door is arranged at the entrance;
the entrance door control device controls the entrance door to be opened when receiving an entrance door opening signal; the entrance door opening signal is generated when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value by the industrial personal computer;
the entrance door control device controls the entrance door to be closed when receiving an entrance door closing signal; the entrance door closing signal is generated when the industrial personal computer detects that a person is in a detection position.
Optionally, the apparatus further includes:
an outlet door control device;
the outlet door control device is respectively connected with the industrial personal computer and the outlet door; the outlet door is arranged at the outlet;
the outlet door control device controls the outlet door to be opened when receiving an outlet door opening signal; the exit door opening signal is generated when the surface radioactive pollution amount of any part of the personnel is smaller than the surface radioactive pollution amount threshold value by the industrial personal computer.
Optionally, the apparatus further includes:
an outlet infrared device;
the outlet infrared device is connected with the industrial personal computer;
the exit infrared device is used for acquiring a person leaving signal from an exit;
the industrial personal computer generates an exit door closing signal when receiving a personnel exit signal from an exit;
the outlet door control device controls the outlet door to be closed when receiving an outlet door closing signal.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a control area personnel surface radioactive pollution monitoring device, which comprises a closed area provided with an inlet and an outlet, and the device further comprises: an outlet reader and an integrated alpha beta gamma pollution monitor; the outlet reader is connected with the integrated alpha beta gamma pollution monitor; the export reader is used for reading the stored information of the personal dosimeter when the personal dosimeter insertion signal is detected, and judging whether the corresponding personnel meet export qualification according to the stored information; the personal dosimeters are in one-to-one correspondence with the personnel entering the control area; the personal dosimeter storage information comprises a dosimeter number, a corresponding personnel information number, accumulated dose data of corresponding personnel and time for entering a control area; the integrated alpha beta gamma pollution monitor is used for detecting the surface radioactive pollution amount of different parts of corresponding personnel when receiving detection signals; the detection signal is generated by the exit reader when the person meets the exit qualification. The invention can complete the automatic management of the access control area by arranging the outlet reader and the integrated alpha beta gamma pollution monitor, and improve the management and working efficiency of the radiation protection of the radiation control area while reducing the running cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a device for monitoring radioactive contamination of personnel surfaces in a control area according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a monitoring device for the surface radioactive contamination of personnel in a control area, which can complete the automatic management of entering and exiting the control area, reduce the running cost and improve the management and working efficiency of the radiation protection in the radiation control area.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Examples
As shown in fig. 1, this embodiment provides a control area personnel surface radioactive contamination monitoring apparatus, including a closed area provided with an inlet and an outlet, the apparatus further including: an outlet reader and an integrated alpha beta gamma pollution monitor; the outlet reader is connected with the integrated alpha beta gamma pollution monitor; the export reader is used for reading the stored information of the personal dosimeter when the personal dosimeter insertion signal is detected, and judging whether the corresponding personnel meet export qualification according to the stored information; the personal dosimeters are in one-to-one correspondence with the personnel entering the control area; the personal dosimeter storage information comprises a dosimeter number, a corresponding personnel information number, accumulated dose data of corresponding personnel and time for entering a control area; the integrated alpha beta gamma pollution monitor is used for detecting the surface radioactive pollution amount of different parts of corresponding personnel when receiving detection signals; the detection signal is generated by the exit reader when the person meets the exit qualification.
Wherein the outlet reader comprises: the device comprises an infrared device, a display, a processing module, a communication module and a reading module provided with a clamping groove; the infrared device, the display, the communication module and the reading module provided with the clamping groove are all connected with the processing module; the infrared device is used for detecting whether a person enters the closed area; the processing module is used for sending a first display signal to the display when the detection personnel enter the closed area; the display is used for prompting personnel to insert the personal dosimeter when the first display signal is received; the clamping groove is matched with a plug of the personal dosimeter; the reading module is used for reading the information stored in the personal dosimeter when the personal dosimeter insertion signal is detected; the processing module is used for judging whether the corresponding personnel meet the export qualification according to the stored information, and generating a detection signal when the personnel meet the export qualification; the communication module is connected with the integrated alpha beta gamma pollution monitor; the communication module is used for transmitting the detection signal.
Specifically, the integrated αβγ pollution monitor includes: the system comprises an infrared sensor, a detector group, a digital channel box and an industrial personal computer; the infrared sensor, the detector group and the digital channel box are all connected with the industrial personal computer; the infrared sensor is used for detecting whether a person is in a detection position when the industrial personal computer receives the detection signal; the detector group is used for acquiring the surface radioactive pollution amount of different parts of the personnel when the personnel are in the detection position; the industrial personal computer is used for sending an alarm signal and a second display signal when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value; the display is used for prompting personnel to pull out the personal dosimeter and return to carry out decontamination treatment from the entrance when receiving the second display signal; the digital road box is used for amplifying, screening and shaping the surface radioactive pollution amount of different parts of the personnel to obtain the surface radioactive pollution amount shaping signals of different parts of the personnel.
Specifically, the detector group includes: a head αβ detector, a hand αβ detector, a foot αβ detector, a hand γ detector, a foot γ detector, a plurality of torso γ detectors, and a plurality of torso αβ detectors; the head alpha beta detector, the hand alpha beta detector, the foot alpha beta detector, the hand gamma detector, the foot gamma detector, the trunk gamma detectors and the trunk alpha beta detectors are connected with the industrial personal computer.
In addition, the integrated αβγ pollution monitor further includes: a power module; the power module is connected with the industrial control.
The control area personnel surface radioactive contamination monitoring device that this embodiment provided, the device still includes: entrance door control means, exit door control means, and exit infrared means. The entrance door control device is respectively connected with the industrial personal computer and the entrance door; the entrance door is arranged at the entrance; the entrance door control device controls the entrance door to be opened when receiving an entrance door opening signal; the entrance door opening signal is generated when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value by the industrial personal computer; the entrance door control device controls the entrance door to be closed when receiving an entrance door closing signal; the access door closing signal is generated by the industrial personal computer when the personnel is detected to be in the detection body position. The outlet door control device is respectively connected with the industrial personal computer and the outlet door; the outlet door is arranged at the outlet; the outlet door control device controls the outlet door to be opened when receiving an outlet door opening signal; the exit door opening signal is generated when the surface radioactive pollution amount of any part of the personnel is smaller than the surface radioactive pollution amount threshold value by the industrial personal computer. The outlet infrared device is connected with the industrial personal computer; the exit infrared device is used for acquiring a person leaving signal from an exit; when the industrial personal computer receives a signal that a person leaves from an outlet, an outlet door closing signal is generated; the outlet door control device controls the outlet door to be closed when receiving an outlet door closing signal. Specifically, the control area personnel surface radioactive pollution monitoring device provided by the embodiment comprises an integrated alpha beta gamma pollution monitor and an outlet reader.
The integrated alpha beta gamma pollution monitor comprises an entrance door, an exit door, a measuring cavity, 20 trunk alpha beta detectors, 1 head alpha beta detector, 1 hand alpha beta detector, 1 foot alpha beta detector, 3 trunk gamma detectors, 1 hand gamma detector, 1 foot gamma detector, 37 digital channel boxes, infrared sensors, an I/O control board, an industrial personal computer and a power module.
Further, the trunk gamma detector, the hand gamma detector, the foot gamma detector, the head alpha beta detector, the hand alpha beta detector, the foot alpha beta detector and the trunk alpha beta detector are connected with the digital track box; the digital channel box, the switching value and the infrared sensor are connected with the I/O control board; the I/O control board is connected with the industrial personal computer; the power module is respectively connected with each device to supply power for each device; the trunk gamma detector and the trunk alpha beta detector are used for detecting radiation pollution of trunk parts of personnel; the hand gamma detector and the hand alpha beta detector are used for detecting radiation pollution of hands of the personnel; the foot gamma detector and the foot alpha beta detector are used for detecting radiation pollution of the feet of the personnel; the head alpha beta detector is used for detecting radiation pollution of the head of the person; six infrared sensors are respectively arranged at the outlet of the integrated alpha beta gamma pollution monitor and are used for detecting whether a person leaves an outlet door; the integrated alpha beta gamma pollution monitor is used for detecting whether the left hand, the right hand, the left foot, the right foot and the trunk of a person reach the infrared sensor at the test position. The detector amplifies, discriminates and reshapes the radiation pollution signal through the nuclear electronics digital channel box, and communicates with the I/O control board through the CAN bus, and uploads the radiation pollution data after interaction processing; the I/O board is used as a bridge between the industrial personal computer and each component, plays a role in data transmission, realizes data signal transmission through the CAN bus and the USB interface, is used for transmitting personnel in-place signals detected by the infrared sensor to the industrial personal computer, and is used for transmitting radiation pollution data of each part of personnel detected by the detector to the industrial personal computer. Under the control of special software and operation algorithm, the industrial personal computer serves as an instrument control center, 37 detectors are subjected to data acquisition through 37 digital channel boxes, then the I/O control board and 37 digital channel boxes are communicated through a CAN bus mode, the received digital signals are linked to the industrial personal computer through a serial port, a main program performs data processing, and then whether a tested person is polluted or not is judged according to a preset alarm threshold. The power module consists of an uninterruptible power supply and a stabilized voltage power supply, and when the external power supply is powered off, instrument data cannot be lost and the instrument can still run continuously.
The exit reader is embedded inside the entrance door.
The outlet reader comprises a display screen, a clamping groove, an infrared device, a reading module, a processing module and a communication module. The display screen is used for prompting personnel to insert the personal dosimeter through characters and displaying the personnel exit detection result; the clamping groove is used for inserting a dosimeter (EDP); the infrared device is used for detecting whether a person enters the detection area, and after the person enters the detection area, a signal is sent to the display screen so as to remind the person to insert the personal dosimeter through the display screen; the reading module is used for reading data in the dosimeter, including information such as a dosimeter number, a personnel information number, a dose rate or accumulated dose data, a time of entering a control area and the like. The processing module is used for judging whether the data meets the outlet condition. The communication module is respectively communicated with the integrated alpha beta gamma pollution monitor industrial personal computer and the central computer system to transmit personnel meeting the export condition signal to the integrated alpha beta gamma pollution monitor and upload personnel dosimeter (EPD) information to the central computer system.
Specifically, the control area personnel surface radioactive contamination monitoring device provided by the embodiment has the following use flow:
s1, after an infrared device of the outlet reader detects that a person enters the measuring cavity, a detection signal is sent to a display screen, and the display screen prompts the person to insert the personal dosimeter in a text mode according to the received signal.
S2, after the dosimeter is inserted, a reading module of the outlet reader reads data in the dosimeter and sends the data to the processing module. If the reader does not read the information in the dosimeter, the display module displays that the person is put into the dosimeter (EPD) overtime, and the person needs to exit the entrance door at the moment, and the exit door passes through operation again. If the reader reads the dosimeter information, the dosimeter is manually taken out, and the personnel need to exit the entrance door to perform the exit door passing operation again.
S3, after receiving the data read by the reading module, the processing module compares the read dose data with a preset threshold value to judge whether the accumulated dose of the personnel exceeds the dose limit, if not, the outlet condition is met, and if the accumulated dose of the personnel exceeds the dose limit, the personnel does not meet the outlet condition.
If yes, executing step S4, and if not, displaying the reasons of the unsatisfied reasons through a display screen and prompting the personnel to leave from the entrance.
S4, if the outlet qualification is met, the outlet reader communication module sends an outlet qualification meeting signal to an industrial personal computer of the integrated alpha beta gamma pollution monitor, after the industrial personal computer receives the signal, the infrared sensor is controlled to start to detect whether all parts of a person reach detection positions, when the left-right hand, right-left foot, right foot and trunk infrared sensors arranged in a measurement cavity of the integrated alpha beta gamma pollution monitor detect that all parts of the person reach the detection positions, the signal is input to the industrial personal computer through an I/O control board, the industrial personal computer receives the signal and then controls the entrance door to be closed, and simultaneously controls the trunk gamma detector, the hand gamma detector, the foot gamma detector and the head gamma detector to start to measure surface pollution of the person; the radiation pollution signal measured by the detector is amplified, screened and shaped by the digital channel box, is communicated with the I/O control board through the CAN bus, then is transmitted to the industrial personal computer through the I/O control board, and the industrial personal computer compares the received measurement data with a preset threshold value to judge whether personnel are polluted or not.
S5, if the personnel have abnormality in the measuring process (such as interruption of measurement or overtime of measurement), executing a step S7; if no abnormality occurs in the measurement process and pollution is detected, executing step S6; if no abnormality occurs in the measurement process and no pollution is detected, executing step S8;
s6, when the surface contamination of the person is detected, the industrial personal computer transmits the detected contaminated signal to the reader, the reader displays personnel contamination, decontamination and prompt of personnel to take out the dosimeter (EPD) through the display screen after receiving the signal, and when the dosimeter (EPD) is taken out, the communication module transmits the dosimeter (EPD) taking-out signal to the industrial personal computer, and the industrial personal computer controls the entrance door to be opened.
And S7, when the abnormality is detected, the industrial personal computer transmits a signal for measuring the abnormality to the outlet reader, the reader display screen displays abnormality information, the communication module transmits an EPD abnormality signal to the industrial personal computer, and the industrial personal computer controls the opening of the entrance door.
S8, when no pollution is detected, the integrated alpha beta gamma pollution monitor industrial personal computer transmits a pollution-free signal to the reader, after the reader receives the signal, the information of personnel EPD is extracted and uploaded to the central computer system, personnel is prompted to take out the dosimeter (EPD) through the display screen, after the dosimeter (EPD) is taken out, the communication module transmits an EDP taking-out signal to the industrial personal computer, and the industrial personal computer controls the outlet door to be opened.
And S9, after the infrared sensor at the exit door detects that the personnel leave, the industrial personal computer transmits a signal that the personnel leave from the exit door to the reader, and the reader returns to the initial state after receiving the signal.
For the system disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the above examples being provided only to assist in understanding the device and its core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In summary, the present description should not be construed as limiting the invention.
Claims (8)
1. A control zone personnel surface radioactive contamination monitoring device comprising an enclosed area provided with an inlet and an outlet, characterized in that the device further comprises:
an outlet reader and an integrated alpha beta gamma pollution monitor;
the outlet reader is connected with the integrated alpha beta gamma pollution monitor;
the outlet reader is used for reading the stored information of the personal dosimeter when the personal dosimeter insertion signal is detected, and judging whether the corresponding personnel meet the outlet qualification according to the stored information; the personal dosimeters are in one-to-one correspondence with personnel entering the control area; the personal dosimeter storage information comprises a dosimeter number, a corresponding personnel information number, corresponding personnel accumulated dose data and time for entering a control area;
the integrated alpha beta gamma pollution monitor is used for detecting the surface radioactive pollution amount of different parts of corresponding personnel when receiving detection signals; the detection signal is generated by the exit reader when the person meets an exit qualification.
2. A control zone personnel surface radioactive contamination monitoring apparatus according to claim 1, wherein the exit reader comprises:
the device comprises an infrared device, a display, a processing module, a communication module and a reading module provided with a clamping groove;
the infrared device, the display, the communication module and the reading module provided with the clamping groove are all connected with the processing module;
the infrared device is used for detecting whether a person enters the closed area;
the processing module is used for sending a first display signal to the display when a detection person enters the closed area;
the display is used for prompting personnel to insert the personal dosimeter when receiving the first display signal;
the clamping groove is matched with a plug of the personal dosimeter;
the reading module is used for reading the information stored in the personal dosimeter when the personal dosimeter insertion signal is detected;
the processing module is used for judging whether the corresponding personnel meet the export qualification according to the stored information, and generating a detection signal when the personnel meet the export qualification;
the communication module is connected with the integrated alpha beta gamma pollution monitor; the communication module is used for transmitting the detection signal.
3. The control zone personnel surface radioactive contamination monitoring device according to claim 2, wherein the integrated αβγ contamination monitor comprises:
the system comprises an infrared sensor, a detector group, a digital channel box and an industrial personal computer;
the infrared sensor, the detector group and the digital channel box are all connected with the industrial personal computer;
the infrared sensor is used for detecting whether a person is in a detection body position or not when the industrial personal computer receives the detection signal;
the detector group is used for acquiring the surface radioactive pollution amount of different parts of the personnel when the personnel are in the detection position;
the industrial personal computer is used for sending an alarm signal and a second display signal when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value; the display is used for prompting personnel to pull out the personal dosimeter and return to carry out decontamination treatment from the entrance when receiving the second display signal;
the digital box is used for amplifying, screening and shaping the surface radioactive pollution amount of different parts of the personnel to obtain the surface radioactive pollution amount shaping signals of different parts of the personnel.
4. A control zone personnel surface radioactive contamination monitoring apparatus according to claim 3, wherein the detector set comprises:
a head αβ detector, a hand αβ detector, a foot αβ detector, a hand γ detector, a foot γ detector, a plurality of torso γ detectors, and a plurality of torso αβ detectors;
the head alpha beta detector, the hand alpha beta detector, the foot alpha beta detector, the hand gamma detector, the foot gamma detector, the trunk gamma detectors and the trunk alpha beta detectors are connected with the industrial personal computer.
5. A control zone personnel surface radioactive contamination monitoring device according to claim 3, wherein the integrated αβγ contamination monitor further comprises:
a power module;
the power module is connected with the industrial control.
6. A control zone personnel surface radioactive contamination monitoring device according to claim 3, the device further comprising:
an entrance door control device;
the entrance door control device is respectively connected with the industrial personal computer and the entrance door; the entrance door is arranged at the entrance;
the entrance door control device controls the entrance door to be opened when receiving an entrance door opening signal; the entrance door opening signal is generated when the surface radioactive pollution amount of any part of the personnel reaches a surface radioactive pollution amount threshold value by the industrial personal computer;
the entrance door control device controls the entrance door to be closed when receiving an entrance door closing signal; the entrance door closing signal is generated when the industrial personal computer detects that a person is in a detection position.
7. A control zone personnel surface radioactive contamination monitoring device according to claim 3, the device further comprising:
an outlet door control device;
the outlet door control device is respectively connected with the industrial personal computer and the outlet door; the outlet door is arranged at the outlet;
the outlet door control device controls the outlet door to be opened when receiving an outlet door opening signal; the exit door opening signal is generated when the surface radioactive pollution amount of any part of the personnel is smaller than the surface radioactive pollution amount threshold value by the industrial personal computer.
8. A control zone personnel surface radioactive contamination monitoring apparatus according to claim 7, said apparatus further comprising:
an outlet infrared device;
the outlet infrared device is connected with the industrial personal computer;
the exit infrared device is used for acquiring a person leaving signal from an exit;
the industrial personal computer generates an exit door closing signal when receiving a personnel exit signal from an exit;
the outlet door control device controls the outlet door to be closed when receiving an outlet door closing signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310928826.3A CN117148409A (en) | 2023-07-26 | 2023-07-26 | Control area personnel surface radioactive contamination monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310928826.3A CN117148409A (en) | 2023-07-26 | 2023-07-26 | Control area personnel surface radioactive contamination monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117148409A true CN117148409A (en) | 2023-12-01 |
Family
ID=88910864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310928826.3A Pending CN117148409A (en) | 2023-07-26 | 2023-07-26 | Control area personnel surface radioactive contamination monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117148409A (en) |
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2023
- 2023-07-26 CN CN202310928826.3A patent/CN117148409A/en active Pending
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