CN111694066A - Early warning system based on nuclear power station isolation boundary - Google Patents
Early warning system based on nuclear power station isolation boundary Download PDFInfo
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- CN111694066A CN111694066A CN202010408479.8A CN202010408479A CN111694066A CN 111694066 A CN111694066 A CN 111694066A CN 202010408479 A CN202010408479 A CN 202010408479A CN 111694066 A CN111694066 A CN 111694066A
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- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
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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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
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Abstract
The invention relates to the technical field of nuclear power station radiation protection, and provides an early warning system based on a nuclear power station isolation boundary, which comprises an early warning device and an installation device, wherein the early warning device comprises a first alarm device and a second alarm device; the early warning device is arranged on the mounting device and comprises a device shell, a visual warning module, a mobile living body detection module, a control module, a sound warning module and a power supply module; the visual warning module is used for carrying out real-time warning on the isolated boundary site; the mobile living body detection module is used for generating a trigger signal when the mobile living body enters a preset area and sending the trigger signal to the control module; the control module is arranged in the device shell and used for controlling the sound warning module to send out preset sound warning according to the received trigger signal; the sound warning module is used for responding to the preset sound warning sent by the control module; the power module is arranged in the shell device shell and used for providing a working power supply of the early warning device, and the early warning system can achieve the early warning functions of warning and warning on the site of the nuclear power station isolation boundary.
Description
Technical Field
The invention relates to the technical field of radiation protection of nuclear power stations, in particular to an early warning system based on a nuclear power station isolation boundary.
Background
For the daily work performed by a nuclear power plant, a part of the work area involves the radiation of certain rays, wherein the radiation of rays is, for example, the radiation of rays when performing radiographic inspection. Ray inspection detection is used as an industrially common nondestructive detection technology, a ray beam with uniform intensity transilluminates an object, the intensity of rays transmitted through a local area of the object can be changed if the local area of the object has defects or the structure of the object has differences, so that whether the inside of the object has defects or the distribution of substances inside the object can be judged by adopting a certain detector to detect the intensity of the transmitted rays, but the rays radiated in the process have a radiation biological effect on a human body, and if the staff break by mistake occurs, the human body can be subjected to unrecoverable physiological damage.
It will be appreciated that when in the course of a radiographic inspection operation, it is necessary to perform border isolation in the relevant area to alert and prevent misruns by uninformed personnel. The existing boundary isolation is mainly set through a simple warning tape and a warning board, the warning tape is usually pasted outside the boundary of an isolation area required by using modes such as an adhesive tape, the warning tape is prone to falling off due to overlong pasting time in the mode, staff misoperation can be caused if the falling condition of the warning tape occurs in the process, and therefore the problem of warning failure can occur in the existing warning mode, and effective warning for the isolation boundary can not be provided.
Disclosure of Invention
The invention aims to solve the problem that warning failure is possible to occur due to the fact that a simple warning band is usually formed on an isolation boundary of nuclear power plant ray radiation in the prior art, and provides a warning system based on the nuclear power plant isolation boundary so as to achieve real-time warning of a region needing isolation of a nuclear power plant.
The invention provides an early warning system based on a nuclear power station isolation boundary, which comprises an early warning device and an installation device, wherein the early warning device comprises a first alarm device and a second alarm device; the early warning device is arranged on the mounting device;
the early warning device comprises a device shell, a visual warning module, a mobile living body detection module, a control module, a sound warning module and a power supply module;
the visual warning module is arranged at the top end of the device shell and used for carrying out real-time warning on the isolation boundary on site;
the mobile living body detection module is arranged in the device shell and used for generating a trigger signal and sending the trigger signal to the control module when a mobile living body enters a preset area;
the control module is arranged in the device shell and used for controlling the sound warning module to send out preset sound warning according to the received trigger signal;
the sound warning module is used for responding to the preset sound warning sent by the control module;
the power module is arranged in the device shell and used for providing a working power supply of the early warning device.
Optionally, the mobile living body detection module comprises a camera detection unit;
the camera shooting detection unit is arranged in the device shell and used for generating a movement trigger signal when a moving living body enters a preset area and sending the movement trigger signal to the control module;
the control module is used for controlling the sound warning module to send out preset sound warning according to the received mobile trigger signal.
Optionally, the mobile living body detection module comprises an infrared detection unit and/or a laser detection unit;
the infrared detection unit is arranged in the device shell and used for generating an infrared trigger signal and sending the infrared trigger signal to the control module when detecting that the moving living body approaches a preset area;
the control module is used for controlling the sound warning module to send out a preset sound warning according to the received infrared trigger signal;
and/or the presence of a gas in the gas,
the laser detection unit is arranged in the device shell and used for generating a laser trigger signal when the moving living body passes through the laser and sending the trigger signal to the control module;
the control module is used for controlling the sound warning module to send out preset sound warning according to the received laser trigger signal.
Optionally, the device housing is provided with a sound outlet, and the audible warning module is provided in the device housing.
Optionally, the early warning system comprises an alarm device, and the alarm device is arranged in a duty room;
when the control module receives the infrared trigger signal and/or the laser trigger signal, the control module controls the alarm device to send out alarm reminding.
Optionally, the alarm device comprises a visual alarm device and an audible alarm device;
when the control module receives the laser trigger signal and/or the laser trigger signal, the control module controls the visual alarm device and the sound alarm device to give out alarm reminding.
Optionally, the early warning system comprises a light reflecting assembly;
the light reflecting component is arranged at one end opposite to the early warning device and used for reflecting the laser emitted by the laser detection unit so that the laser detection unit can detect whether the moving living body passes through according to the change of the reflected laser, and the light reflecting component, the laser and the early warning device form an isolation boundary.
Optionally, the early warning system comprises a warning belt module, and the warning belt module is arranged at the bottom end of the early warning device; the warning belt module comprises a warning belt and a warning belt connecting end, and the warning belt connecting end is arranged at the bottom end of the reflecting component; the warning tape is connected with the warning tape connecting end and used for forming an isolation boundary.
Optionally, the visual warning module comprises a warning light module, the warning light module is arranged at the top end of the device shell, and the warning light module is used for real-time warning on the isolation boundary site.
Optionally, the early warning device includes a radiation dose detection module and a radiation intensity reminding module;
the ray dose detection module is arranged in the device shell and used for detecting the radiation dose of an isolation boundary site and sending the radiation dose to the control module, so that the control module controls the radiation intensity lighting module to carry out radiation intensity reminding according to the intensity of the radiation dose;
the radiation intensity lighting module is arranged in the device shell and used for responding to the control of the control module to send out radiation intensity reminding.
Optionally, the mounting means comprises a fixed base and/or a mounting bar;
the fixed base is movably arranged on the wall body, and the early warning device is movably arranged on the fixed base; and/or the early warning device is movably arranged on the mounting rod.
Optionally, the power module includes an electric quantity detection unit and a low-electric-quantity acousto-optic reminding unit;
the electric quantity detection unit is arranged in the device shell and used for detecting the electric quantity information of the power supply module and sending the electric quantity information to the control module, so that the control module controls the low-electric-quantity acousto-optic reminding unit to send out low-electric-quantity reminding according to the electric quantity information;
the low-power acousto-optic reminding unit is arranged in the device shell and used for responding to the control of the control module to send out low-power reminding.
The invention provides an early warning system based on a nuclear power station isolation boundary, which comprises an early warning device and an installation device; the early warning device is arranged on the mounting device and comprises a device shell, a visual warning module, a mobile living body detection module, a control module, a sound warning module and a power supply module; the visual warning module is arranged at the top end of the device shell and used for carrying out real-time warning on the isolation boundary on site; the mobile living body detection module is arranged in the device shell and used for generating a trigger signal and sending the trigger signal to the control module when the mobile living body enters a preset area; the control module is arranged in the device shell and used for controlling the sound warning module to send out preset sound warning according to the received trigger signal; the sound warning module is used for responding to the preset sound warning sent by the control module; the power module is arranged in the device shell and used for providing a working power supply of the early warning device. The early warning system can realize the on-site warning and warning of the nuclear power station isolation boundary aiming at the problem of the early warning failure of the isolation boundary easily occurring in the traditional mode, and can effectively improve the on-site early warning of the nuclear power station isolation boundary.
Drawings
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments that can be derived from the embodiments given herein by a person of ordinary skill in the art are intended to be within the scope of the present disclosure.
Fig. 1 is a schematic view of an early warning device installed on a mounting base in an early warning system according to an embodiment of the present invention;
fig. 2 is a schematic view of an early warning device disposed on a mounting rod in the early warning system according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an architecture of an early warning system according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an architecture of an early warning device in an early warning system according to an embodiment of the present invention, the early warning device including a camera detection unit;
fig. 5 is a schematic structural diagram of an early warning device in an early warning system according to an embodiment of the present invention, where the early warning device includes an infrared detection unit and/or a laser detection unit;
FIG. 6 is a schematic view of a laser detection unit, a laser and reflector assembly, and a warning band module forming an isolation boundary in a warning system provided by an embodiment of the present invention;
fig. 7 is a schematic view of an early warning device disposed on a doorframe in an early warning system according to an embodiment of the present invention;
wherein, the reference numbers in the specification are as follows:
1-an early warning device; 11-a warning light module; 12-a light reflecting component; 121-laser light emitted by the laser detection unit;
21-mounting a base; 221-a support bar; 222-a stationary base;
3-warning band module; 31-warning tape; 32-warning tape connection end.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Furthermore, in the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular systems, methods, etc., in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, circuits, elements, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
In an application scenario, ray radiation occurs based on daily related work of a part of areas of a nuclear power plant, for example, when radiographic inspection is required, the related areas are subjected to ray radiation, and boundary isolation needs to be implemented outside the related areas so as to prevent false break of unknown employees. The invention aims to provide an early warning system based on a nuclear power station isolation boundary, which can realize the functions of real-time warning, real-time warning and/or real-time warning and the like on the site of the isolation boundary. In particular, the early warning system may include an early warning device and a mounting device.
In one embodiment, the early warning device 1 may be provided on a mounting device. Specifically, as shown in fig. 1, the mounting device may be, for example, a mounting base 21, and the mounting base 21 may be mounted on a wall (e.g., two ends of a large door) or other supports, and the warning device 1 may be disposed on the mounting base 21 to realize the arrangement of the warning device 1 at a certain height. For example, in an application scenario, for example, when a boundary isolation is required to be performed in an area where radiation detection is performed in a nuclear power plant, the early warning device 1 may be arranged outside the boundary that needs to be isolated, so as to reserve more safe areas, specifically, for example, when the isolation boundary is close to a gate, the early warning device 1 may be arranged at one end (left end or right end) of the gate or on a door frame of the gate, and may be specifically arranged as required.
In an application scenario, when a real-time isolation boundary needs to be performed in an open place, the mounting device may also be a mounting rod, specifically, as shown in fig. 2, the mounting rod may include a supporting rod 221 and a fixing base 222, that is, the supporting rod 221 is disposed on the fixing base 222, and the supporting rod 221 and the fixing base 222 may be fixed, and then the warning device 1 may be mounted on the supporting rod 221, for example, a tie or a strap may be provided, or a similar movable buckle may be provided to mount and fix the warning device 1, which is not limited herein.
In one embodiment, specifically, as shown in fig. 3, the early warning device may include a device housing, a visual alert module, a mobile liveness detection module, a control module, an audible alert module, and a power module.
The device shell can be used for packaging each module included by the early warning device, so that the early warning device can be integrated, and the early warning device is convenient to intensively maintain and can be carried and used. In one embodiment, the housing of the device may be made of a plastic material, such as a PC material, an ABS material, or a PC material plus an ABS material, and may be integrally formed by, for example, an injection molding process. In this embodiment, through encapsulating each module with early warning device 1 in the device casing, realize integrating each module with early warning device, can make early warning device be difficult for receiving the influence of environment to early warning device's practicality and portability have been improved. Based on the above, the early warning device 1 is provided on the mounting base 21, specifically, the early warning device 1 can be provided on the mounting base 21 by providing the device housing on the mounting base 21.
In one embodiment, a visual alert module can be located at the top of the device housing, which can be used for real-time alerting in the field at the isolation boundary. Specifically, the visual warning module may be a warning light module, preferably, the warning light module emitting red light may be selected preferentially, and may be specifically manufactured by using a red light emitting element or a red light cover, and the like, which is not limited herein. In this embodiment, can understand, through arranging the warning light module at the border scene that needs keep apart and carry out real-time warning, can make when the unknown staff is close to even entering this region, can understand the operating condition in current region. In another embodiment, a rotation function can be further set for the warning light module, and the warning light module with the integrated rotation function can be specifically selected or the rotation device is independently arranged below the warning light module, so that the warning light module rotates when being opened, and the effect of the warning light is more obvious.
In one embodiment, the mobile living body detection module may be disposed in the device housing, that is, the mobile living body detection unit may be packaged in the warning device, and it should be noted that, when the mobile living body detection unit is disposed in the device housing and cannot be detected, a transparent window or a through hole, for example, may be formed in the device housing, and the detection portion of the mobile living body detection unit is disposed on the transparent window or the through hole, so that the detection portion of the mobile living body detection unit can pass through the transparent window or the through hole for detection. Specifically, when the moving living body enters a predetermined area, the moving living body can be detected by the moving living body detection module and a trigger signal is generated, and the moving living body detection module sends trigger information to the control module, wherein the trigger information can be used for indicating that the moving living body enters the current isolation boundary field.
In an application scenario, as shown in fig. 4, the mobile living body detection module may include a camera detection unit, specifically, the camera detection unit may be packaged in a device housing, and a detection portion of the camera detection unit is disposed on a transparent window or a through hole formed in the device housing, so that the camera detection unit disposed in the device housing may acquire a real-time image of a ray boundary. In this embodiment, the camera detection unit may collect real-time pictures of the isolation boundary in real time and determine whether the pictures within a preset time are changed, specifically, the camera detection unit may compare the pictures at different frame rates, in an application scenario, when a moving living body enters a preset area, that is, when the pictures collected by the camera detection unit appear in the moving living body, the camera detection unit may judge whether the real-time pictures within different time collected are changed, that is, may judge whether the pictures currently appear to be changed by comparing whether related parameters of different pictures exceed a threshold value, and accordingly generates a movement trigger signal, that is, when the living body enters the preset area, the camera detection unit may generate a movement trigger signal according to the real-time pictures collected by comparison and transmit the movement trigger signal to the control module; when the judgment picture is changed, namely the entering of the mobile living body possibly occurs at present, the camera shooting detection unit can send the generated mobile trigger information to the control module, so that the control module can control the sound warning module to send out preset sound alarm according to the mobile trigger information. In the embodiment, the early warning system is arranged on the isolation boundary, and the camera shooting detection unit included in the living body detection module can judge whether the change of the picture occurs within the preset time according to the collected real-time picture, so as to detect whether the moving living body occurs, and when the moving living body enters, the trigger signal can be sent to the control module, so that the control module controls the sound warning module to send out sound warning.
In one embodiment, a control module may be provided within the device housing, wherein the control module may comprise an MCU (Microcontroller Unit) module. The control module can control the sound warning module to send out a preset sound warning according to the received trigger signal, that is, when the control module receives the trigger signal, the control module can control the sound warning module to send out the preset sound warning, where the preset sound warning may be, for example, "ray detection, do not need to enter," or may be, for example, "you have entered a ray detection area and please leave immediately," and the like.
In one embodiment, the audible warning module may be configured to issue a predetermined audible warning in response to control by the control module. Wherein, the sound warning module can be located in the device casing, specifically, can set up out the sound hole at the device casing, and the sound warning module is located in the device casing, then can export the sound that the sound warning module sent through going out the sound hole, can understand, through locating the sound warning module in the device casing, then need not to arrange alone according to different scenes. It should be noted that the sound warning module may also be configured according to actual needs, that is, may also be separately configured on the site of the isolation boundary, and is not limited herein.
In one embodiment, the warning device may include a power module, and the power module may be disposed in the device housing, and the power module is configured to provide an operating power for the warning device 1. Specifically, the power supply module may be a power supply module that can be replaced detachably or has a charging interface, and is not limited herein. In this embodiment, the power module is provided to independently supply power to the early warning device 1, so that the early warning device 1 can be more flexibly arranged and applied, and power supply circuits do not need to be repeatedly arranged for different scenes.
In one embodiment, the power module may further include a power detection unit and a low power audible and visual reminding unit; the electric quantity detection unit can be used for detecting the electric quantity information of the power supply module and sending the electric quantity information to the control module, so that the control module controls the low-electric-quantity acousto-optic reminding unit to send out low-electric-quantity reminding according to the electric quantity information. The low-power acousto-optic reminding unit is arranged in the device shell and used for responding to the control of the control module to send out low-power reminding. In this embodiment, through electric quantity detecting element and low-power reputation warning unit, can realize monitoring early warning device 1's electric quantity, when the lower condition of electric quantity appears, can in time remind to change or in time charge the battery.
Based on the complexity of the field environment, if the mobile detecting unit alone includes the camera detecting unit, the mobile detecting unit may be affected by the environment, such as weather, light, and the like, and a situation that an alarm is triggered by a false detection may occur.
In one embodiment, the mobile living body detection module may include an infrared detection unit, and specifically, the infrared detection unit may be disposed in the device housing, and a detection portion of the infrared detection unit may be disposed on a transparent window or a through hole formed in the device housing, and when the mobile living body approaches a preset area, an infrared trigger signal may be generated by the infrared detection unit, and the infrared detection unit may transmit the infrared trigger signal to the control module. Specifically, the infrared detection unit may be, for example, a pyroelectric infrared detection unit, and it is understood that, in the case of a temperature change, the pyroelectric infrared detection unit may cause a surface polarization charge to be generated in a certain direction, that is, a potential to change, through a built-in spontaneous polarization crystal. When a moving living body appears in a relevant area, namely when infrared radiation emitted by the moving living body irradiates the pyroelectric material, the pyroelectric material can generate certain potential change correspondingly, and the living body movement can be judged by conditioning and amplifying a signal of the potential change. In this embodiment, the infrared trigger signal may be used to indicate that the current isolation boundary of the control module is close to the mobile living body, that is, when the mobile living body is close to the preset region, the infrared detection unit may detect infrared radiation emitted by the mobile living body, and in a scene of practical application, based on that the infrared detection unit can only sense the mobile living body in a certain region and a certain distance, a plurality of infrared detection units may be further set according to a practical environment, so that more regions may be detected by the infrared detection unit. In addition, a certain preset distance can be set for the infrared detection module to trigger, for example, within three meters or one meter, when the moving living body approaches the infrared detection unit within three meters or one meter, the infrared detection unit can generate an infrared trigger signal and send the generated infrared trigger signal to the control module, so that the control module can control the sound alarm module to perform voice alarm according to the infrared trigger signal, and when the moving living body hears a sound alarm far away from a preset area, that is, when the infrared detection unit does not generate infrared trigger within a preset time, the control module can control the sound alarm module to stop sound alarm. Based on the actual scene, when the moving living body approaches the preset area, the control module can control the sound warning module to send out preset sound warning, and the preset sound warning is for example 'radiographic inspection, do not approach', so that the sound warning can be implemented on the moving living body.
In one embodiment, the movement detection module may include a laser detection unit, wherein the laser detection unit may be disposed in the device housing, and a detection portion of the laser detection unit is disposed on a transparent window or a through hole formed in the device housing. In an application scenario, when a boundary needing to be isolated is determined, the early warning device 1 can be arranged outside the isolated boundary, and laser is emitted to the isolated boundary through the laser detection unit of the early warning device 1, so that the situation that a moving living body passes through the laser, namely the moving living body enters the isolated boundary, can be understood that the laser detection unit emits the laser to the preset isolated boundary, and when the moving living body passes through the laser, namely the moving living body enters the isolated boundary, the laser detection unit can generate a laser trigger signal and send the trigger signal to the control module; the control module can be used for controlling the sound warning module to send out preset sound warning according to the received laser trigger signal. Based on the fact that the moving living body breaks into the isolation boundary at the moment in the actual scene, the control module can control the sound warning module to emit a preset sound warning, wherein the preset sound warning is, for example, "you enter the radiographic inspection area and please leave immediately". Specifically, as shown in fig. 6, the early warning system may further include a reflective assembly 12, where the reflective assembly 12 is configured to reflect the laser emitted by the laser detection unit, and in an actual scene, the reflective assembly 12 may be specifically disposed on a side corresponding to the early warning apparatus 1. Illustratively, for example, when it is desired to locate the warning device 1 on a gate outside an isolation boundary, the warning device 1 may be located on one side of the gate, which may be, for example, the left side, and the reflective member 12 may be located on the other side of the gate, which may be, for example, the right side, and specifically, the reflective member 12 may be located by using a mounting device or a double-sided tape similar to the above-mentioned process, and specifically, the mounting process of the warning device 1 may be referred to, and the description is not provided herein to avoid encumbrance. The reflective assembly 12 may receive the laser light sent by the laser detection unit and reflect the laser light, so that the laser detection unit detects whether a moving living body passes through according to whether the reflected laser light changes, in this embodiment, it can be understood that the reflective assembly 12, the laser light emitted by the laser detection unit, and the warning device 1 may form an isolation boundary. When a moving living body intrudes, the moving living body can shield laser emitted by the laser detection unit, namely the reflection component 12 cannot receive the laser within preset time, if the reflection component 12 cannot reflect the laser, the laser detection unit cannot receive the reflected laser, and at the moment, the laser detection unit can generate a laser trigger signal according to the change of the currently received laser and send the laser trigger signal to the control module.
In one embodiment, the mobile detection module may include an infrared detection unit and a laser detection unit, that is, the infrared detection unit and the laser detection unit may be combined, in specific implementation, the early warning device may be disposed on a preset area for radiographic inspection, and when the early warning device is turned on, the warning light module may implement real-time warning on an isolation boundary site; when the movable living body approaches the isolation boundary, the infrared detection unit can detect the movable living body and send an infrared trigger signal to the control module, and at the moment, the movable living body is indicated to approach, and the control module controls the sound warning module to send out sound warning such as voice of 'ray inspection, entrance prohibition' and low-frequency buzzer sound according to the infrared trigger signal; when the moving living body passes through the laser emitted by the laser, the laser detection unit can detect the moving living body and send the generated laser trigger signal to the control module, and the control module can control the sound warning module to send out sound warning such as voice and high-frequency beeping sound for 'you have mistakenly run the radiographic inspection and please evacuate immediately' when the current situation shows that the moving living body has run into the isolation boundary; in this embodiment, it can be understood that the infrared detection unit may detect whether the moving living body approaches, and may control the sound warning module to issue a general warning when the moving living body approaches; the laser detection unit can detect whether the mobile living body passes through the isolated boundary, and can control the sound warning module to send out upgrading warning when the mobile living body rushes into the isolated boundary, so that the sound warning with different degrees can be respectively controlled according to different behaviors of the mobile living body, the interference to the mobile living body can be reduced, and the working efficiency of the early warning device can be improved. In addition, different sound alarms are triggered according to different conditions, and the working electric quantity of the early warning device can be reduced.
In one embodiment, based on the fact that it may be difficult to realize the real-time on-site on-duty monitoring of the on-duty personnel on the site of the isolation boundary, the early warning device may further include an alarm device, specifically, the alarm device may be disposed in the on-duty room, and the alarm device may be used to remind the on-duty personnel of the on-duty room of the current isolation boundary condition; specifically, when the control module receives, for example, a movement trigger signal, an infrared trigger signal, a laser trigger signal, or an infrared trigger signal and a laser trigger signal, the control module may control the alarm device to send out an alarm prompt. In an application scene, based on the scene that the on-duty scene may be far away from the isolation boundary, if a moving living body approaches or breaks into the isolation boundary, the infrared detection unit and the laser detection unit can send the infrared trigger signal and the laser trigger signal which are correspondingly generated to the control module, so that the control module can control the sound warning module to send out a preset sound alarm according to the infrared trigger signal or the laser trigger signal or the infrared trigger signal and the laser trigger signal, and the on-duty room can be informed of the on-duty detection condition, so that the on-duty staff in the on-duty room can follow up the processing in time. Specifically, when the early warning systems are required to be arranged in different areas, the early warning device and the alarm device can be communicated according to the principle of proximity, namely, the nearest duty room is selected for different areas. In the embodiment, the alarm device is arranged in the duty room, so that the real-time alarm of the duty room can be realized while the on-site early warning of the isolation boundary is realized, and the on-site inspection of the duty personnel can be realized in time.
In one embodiment, the warning device may include a visual warning device and an audible warning device; specifically, the visual alarm device may be a warning light module, which may be used to indicate that the mobile living body may approach or break into the isolation boundary on the site when the warning light is turned on duty, and the audio alarm device may be an audio alarm device and/or a buzzer module, and the like, which is not limited herein. Specifically, the corresponding sound alarm may be triggered according to different signals, for example, an infrared trigger signal controls the sound alarm device to emit a buzzer sound with a preset voice "xx zone is close to" and/or a low frequency, or for example, a laser trigger signal controls the sound alarm device to emit a buzzer sound with a preset voice "xx zone is intruded" and/or a high frequency. When the control module receives the laser trigger signal, the control module controls the visual alarm device and the sound alarm device to give out alarm reminding.
In one embodiment, specifically, as shown in fig. 6, the warning system may further include a warning band module 3, wherein the warning band module 3 may be disposed at a bottom end of the warning device 1; the warning belt module 3 may include a warning belt 31 and a warning belt connecting end 32, the warning belt connecting end 32 being provided at the bottom end of the light reflecting member 12; in this embodiment, it can be understood that, by the connection between the warning tape 31 and the warning tape connecting end 32, on the basis that the reflective assembly 12, the laser 121 emitted by the laser detection unit and the warning device 1 in the above embodiments can form an isolation boundary, by the connection between the warning tape 31 of the warning tape module 3 and the warning tape connecting end 32, real-time warning and blocking on site at the isolation boundary can be realized.
In an embodiment, as shown in fig. 7, the early warning device 1 may be further disposed on the door frame alone or in combination with the above processes, that is, the detection in different directions may be implemented by the infrared detection unit disposed in the vertical direction and/or the laser detection unit disposed in the vertical direction, so as to improve the detection efficiency.
In one embodiment, the early warning device can comprise a ray dose detection module and a radiation intensity reminding module; the radiation dose detection module can be arranged in the device shell and used for detecting the radiation dose of the isolation boundary field and sending the radiation dose to the control module; the control module controls the radiation intensity light module to perform light reminding according to the intensity of the radiation dose. The radiation intensity lighting module may be disposed in the device housing, and the radiation intensity lighting module is configured to issue a radiation intensity prompt in response to the control of the control module, wherein the radiation intensity lighting module may be specifically configured to be, for example, an led display lamp and/or a buzzer, and is not limited herein. In this embodiment, can understand, through the on-the-spot radiation dose of ray dose detection module real-time detection isolation boundary to carry out different state display through radiation intensity light module, can realize carrying out the boundary adjustment according to the condition of radiation dose to different states of radiation dose, be favorable to the staff.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (12)
1. The early warning system based on the nuclear power station isolation boundary is characterized by comprising an early warning device and an installation device, wherein the early warning device is arranged on the installation device;
the early warning device comprises a device shell, a visual warning module, a mobile living body detection module, a control module, a sound warning module and a power supply module;
the visual warning module is arranged at the top end of the device shell and used for carrying out real-time warning on the isolation boundary on site;
the mobile living body detection module is arranged in the device shell and used for generating a trigger signal and sending the trigger signal to the control module when a mobile living body enters a preset area;
the control module is arranged in the device shell and used for controlling the sound warning module to send out preset sound warning according to the received trigger signal;
the sound warning module is used for responding to the preset sound warning sent by the control module;
the power module is arranged in the device shell and used for providing a working power supply of the early warning device.
2. The warning system of claim 1, wherein the mobile liveness detection module comprises a camera detection unit;
the camera shooting detection unit is arranged in the device shell and used for generating a movement trigger signal when a moving living body enters a preset area and sending the movement trigger signal to the control module;
the control module is used for controlling the sound warning module to send out preset sound warning according to the received mobile trigger signal.
3. The warning system as claimed in any one of claims 1 or 2, wherein the mobile liveness detection module comprises an infrared detection unit and/or a laser detection unit;
the infrared detection unit is arranged in the device shell and used for generating an infrared trigger signal and sending the infrared trigger signal to the control module when detecting that the moving living body approaches a preset area;
the control module is used for controlling the sound warning module to send out a preset sound warning according to the received infrared trigger signal;
and/or the presence of a gas in the gas,
the laser detection unit is arranged in the device shell and used for generating a laser trigger signal when the moving living body passes through the laser and sending the trigger signal to the control module;
the control module is used for controlling the sound warning module to send out preset sound warning according to the received laser trigger signal.
4. The warning system of claim 3, wherein the device housing is provided with a sound outlet and the audible warning module is disposed within the device housing.
5. The warning system of claim 3, wherein the warning system comprises an alarm device, the alarm device being located in a duty room;
when the control module receives the infrared trigger signal and/or the laser trigger signal, the control module controls the alarm device to send out alarm reminding.
6. The warning system of claim 5, wherein the warning device comprises a visual warning device and an audible warning device;
when the control module receives the laser trigger signal and/or the laser trigger signal, the control module controls the visual alarm device and the sound alarm device to give out alarm reminding.
7. The warning system of any one of claims 4-6, wherein the warning system includes a light reflecting member;
the light reflecting component is arranged at one end opposite to the early warning device and used for reflecting the laser emitted by the laser detection unit so that the laser detection unit can detect whether the moving living body passes through according to the change of the reflected laser, and the light reflecting component, the laser and the early warning device form an isolation boundary.
8. The warning system of claim 7, wherein the warning system includes a warning band module disposed at a bottom end of the warning device; the warning belt module comprises a warning belt and a warning belt connecting end, and the warning belt connecting end is arranged at the bottom end of the reflecting component; the warning tape is connected with the warning tape connecting end and used for forming an isolation boundary.
9. The early warning system of claim 8, wherein the visual alert module comprises an alert light module disposed at a top end of the device housing, the alert light module for real-time alerting of an isolated boundary site.
10. The warning system of claim 9, wherein the warning device comprises a radiation dose detection module and a radiation intensity reminding module;
the ray dose detection module is arranged in the device shell and used for detecting the radiation dose of an isolation boundary site and sending the radiation dose to the control module, so that the control module controls the radiation intensity lighting module to carry out radiation intensity reminding according to the intensity of the radiation dose;
the radiation intensity lighting module is arranged in the device shell and used for responding to the control of the control module to send out radiation intensity reminding.
11. The warning system of claim 10, wherein the mounting means comprises a fixed base and/or a mounting rod;
the fixed base is movably arranged on the wall body, and the early warning device is movably arranged on the fixed base; and/or the early warning device is movably arranged on the mounting rod.
12. The warning system of claim 10, wherein the power module includes a power detection unit and a low power audible and visual alert unit;
the electric quantity detection unit is arranged in the device shell and used for detecting the electric quantity information of the power supply module and sending the electric quantity information to the control module, so that the control module controls the low-electric-quantity acousto-optic reminding unit to send out low-electric-quantity reminding according to the electric quantity information;
the low-power acousto-optic reminding unit is arranged in the device shell and used for responding to the control of the control module to send out low-power reminding.
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| CN202010408479.8A CN111694066A (en) | 2020-05-14 | 2020-05-14 | Early warning system based on nuclear power station isolation boundary |
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Application publication date: 20200922 |