Radiation protection instrument service cabinet for nuclear power plant
By designing a radiation protection instrument service cabinet for nuclear power plants, and using components such as RFID card readers and signal shields to achieve automated management, the problem of inefficient instrument borrowing and inventory in the radiation control area of nuclear power plants is solved, improving management efficiency and reducing costs.
Patent Information
- Application Number
- CN202422124795.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-29
- Publication Date
- 2025-07-04
- Estimated Expiration
- 2034-08-29
AI Technical Summary
In the radiation control area of the nuclear power plant, instrument borrowing and inventory work leads to congestion at the entrance, and management efficiency is low, and management costs are high when the personnel flow is large.
Design a radiation protection instrument service cabinet of nuclear power plants, equipped with RFID card readers, display screens, employee ID card readers, code scanners and signal shielding parts, realize automated management and signal shielding, and support RFID tag identification and information recording.
It improves the storage and management efficiency of radiation protection instruments in nuclear power plants, reduces the waiting time for borrowing and return, prevents instrument loss and storage chaos, and reduces management costs.
Smart Images
Figure CN223065527U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of nuclear power, in particular to a radiation protection instrument service cabinet for a nuclear power plant. Background Art
[0002] Ionizing radiation has the characteristics of "invisible and intangible", so all operators in the radiation control area of a nuclear power plant must use radiation monitoring instruments (hereinafter referred to as instruments). During the shutdown and maintenance of a nuclear power plant, a large number of personnel enter the radiation control area and need to borrow instruments. Manually registering personnel information and instrument information causes congestion at the main entrance of the control area, and the borrowing, returning, and inventory of up to 400 instruments per day occupy a large amount of manpower. Content of the Utility Model
[0003] The technical problem to be solved by the utility model is to provide a radiation protection instrument service cabinet for a nuclear power plant.
[0004] The technical solution adopted by the utility model to solve its technical problem is: to construct a radiation protection instrument service cabinet for a nuclear power plant, including a cabinet body, on which there are several columns of cabinet cells for storing radiation protection instruments of a nuclear power plant, and each column of cabinet cells includes a plurality of unit cabinet cells, and at least one unit cabinet cell in each column of cabinet cells is provided with an RFID card reader;
[0005] Each unit cabinet cell is provided with a door panel, the left and right sides of each unit cabinet cell are provided with a first signal shielding member, the side of each unit cabinet cell facing the door panel is provided with a second signal shielding member, and the door panel is provided with a third signal shielding member;
[0006] The cabinet body is provided with an operation area, and the operation area is provided with a display screen, an employee ID card reader, and a barcode scanner.
[0007] In some embodiments, the first signal shielding member, the second signal shielding member, and the third signal shielding member are metal plates.
[0008] In some embodiments, the thickness of the first signal shielding member, the second signal shielding member, and the third signal shielding member is greater than or equal to 1.5 mm.
[0009] In some embodiments, acrylic plates are provided on the upper and lower sides of each unit cabinet cell.
[0010] In some embodiments, at least one camera device is further provided on the cabinet body.
[0011] In some embodiments, at least one RWP switching device is further provided on the cabinet body.
[0012] In some embodiments, several feet are provided at the bottom of the cabinet body.
[0013] In some embodiments, a plurality of moving wheels are provided at the bottom of the cabinet body.
[0014] In some embodiments, a power module is further provided on the cabinet body, and the power module is connected to the display screen and the barcode scanner.
[0015] In some embodiments, a warning device is further provided on the cabinet body.
[0016] Implementing the present utility model has the following beneficial effects: The nuclear power plant radiation protection instrument service cabinet can improve the storage and management of nuclear power plant radiation protection instruments, improve the work efficiency of borrowing or returning, reduce the work of personnel inventory, inspection, etc., and reduce the management cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the present utility model, the present utility model will be further described below in conjunction with the drawings and embodiments. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings. In the drawings:
[0018] Figure 1 is the front view of the nuclear power plant radiation protection instrument service cabinet in some embodiments of the present utility model;
[0019] Figure 2 is the side view of the nuclear power plant radiation protection instrument service cabinet in some embodiments of the present utility model;
[0020] Figure 3 is the structural schematic diagram of the unit cabinet grid (door panel omitted) in some embodiments of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0021] In order to have a clearer understanding of the technical features, objectives, and effects of the present utility model, the specific embodiments of the present utility model will now be described in detail with reference to the drawings. In the following description, it should be understood that the orientation or positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "transverse", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are based on the orientation or positional relationships shown in the drawings, and are constructed and operated in a specific orientation, only for the convenience of describing the present technical solution, rather than indicating that the device or element referred to must have a specific orientation, and therefore should not be construed as a limitation to the present utility model.
[0022] It should also be noted that, unless otherwise clearly specified and limited, terms such as "installation", "connection", "attachment", "fixation", "setting" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. When a component is referred to as "on" or "under" another component, the component can be "directly" or "indirectly" located above the other component, or there may also be one or more intermediate components. Terms such as "first", "second", "third", etc. are only for the convenience of describing the technical solution of the present invention, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined with "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0023] In the following description, for the purpose of illustration rather than limitation, specific details such as specific system structures and technologies are presented in order to thoroughly understand the embodiments of the present utility model. However, those skilled in the art should clearly understand that the present utility model can also be implemented in other embodiments without these specific details. In other cases, detailed descriptions of well-known systems, devices, circuits, and methods are omitted to avoid unnecessary details from interfering with the description of the present utility model.
[0024] Please refer to Figures 1 to 3 , the present utility model shows a service cabinet for nuclear power plant radiation protection instruments, which can be used for storing and managing nuclear power plant radiation protection instruments, and RFID tags can be provided on the nuclear power plant radiation protection instruments. The nuclear power plant radiation protection instruments include, but are not limited to, gamma dose rate meters and surface contamination meters.
[0025] The service cabinet for nuclear power plant radiation protection instruments includes a cabinet body 10, which is generally in a cuboid structure, and its dimensions are approximately: length 4900 mm, width 500 mm, height 1880 mm. Of course, the dimensions of the cabinet body 10 can be selected and set according to actual needs, and no specific limitation is made here.
[0026] A number of cabinet compartments for storing nuclear power plant radiation protection instruments are provided on the cabinet body 10, such as Figure 1As shown, multiple columns of cabinet compartments are arranged at intervals from left to right, and each column of cabinet compartments includes multiple unit cabinet compartments 11. At least one unit cabinet compartment 11 in each column of cabinet compartments is provided with an RFID card reader 20. For example, the RFID card reader 20 (or RFID reader) can be provided in the uppermost unit cabinet compartment 11. Of course, in some other embodiments, each unit cabinet compartment 11 can also be configured with an RFID card reader 20.
[0027] The size of each unit cabinet compartment 11 can be 280 mm in length, 137 mm in height, and 450 mm in width. The number of the unit cabinet compartments 11 can be 100 to 300, so as to store a relatively large number of nuclear power plant radiation protection instruments.
[0028] Each unit cabinet compartment 11 is provided with a door panel, which can be rotatably connected to one side of the unit cabinet compartment 11. For example, it can be connected through a rotating shaft or a hinge. Each door panel can be locked by an intelligent lock, and the intelligent lock includes but is not limited to an electromagnetic intelligent lock. Of course, this locking method can be selected and set according to actual needs, and no specific limitation is made here.
[0029] First signal shielding members 111 are provided on the left and right sides of each unit cabinet compartment 11, a second signal shielding member 112 is provided on the side of each unit cabinet compartment 11 facing the door panel, and a third signal shielding member is provided on the door panel. Thus, the signal shielding effect of each unit cabinet compartment 11 can be improved, and the signal of the RFID tag on the nuclear power plant radiation protection instrument can be prevented from being transmitted to the adjacent unit cabinet compartment 11.
[0030] Preferably, each unit cabinet compartment 11 can be used to store specific nuclear power plant radiation protection instruments. When the RFID card reader 20 reads that the signal of the RFID tag of the nuclear power plant radiation protection instrument meets the requirements, it can be stored, so as to avoid incorrect storage or improper storage of the nuclear power plant radiation protection instrument. Each unit cabinet compartment 11 can also be provided with a number, such as number 1, number 2,..., number n (n is a natural number greater than 2), etc. Each nuclear power plant radiation protection instrument can also be provided with a corresponding number.
[0031] Preferably, the first signal shielding member 111, the second signal shielding member 112, and the third signal shielding member are metal plates, and the thicknesses of the first signal shielding member 111, the second signal shielding member 112, and the third signal shielding member are greater than or equal to 1.5 mm. Preferably, the metal plate includes but is not limited to a steel plate, and the thickness of the metal plate is greater than or equal to 1.5 mm. Further, acrylic plates are provided on the upper and lower sides of each unit cabinet compartment 11, which can allow the signal of the RFID tag of the nuclear power plant radiation protection instrument to pass through, facilitating the RFID card reader 20 to read the signal (or information) of the RFID tag of the nuclear power plant radiation protection instrument.
[0032] The cabinet body 10 is provided with an operation area, and the operation area is provided with a display screen 30, an employee ID card reader 40, and a barcode scanner 50. The operation area can be the area of the cabinet body 10 except for the unit cabinet cells 11. The display screen 30 can be communicatively connected to the RFID reader 20, the employee ID card reader 40, and the barcode scanner 50. The display screen 30 can be an optional touch display screen. The display screen 30 can be used to display parameters or can be used to input relevant instructions, for example, can be used to search for information on nuclear power plant radiation protection instruments in a certain unit cabinet cell 11. The employee ID card reader 40 can be used to read the information on the employee ID card of the staff. The barcode scanner 50 can be used to obtain the information on the nuclear power plant radiation protection instrument. A two-dimensional code (such as a serial number two-dimensional code) can be provided on the nuclear power plant radiation protection instrument, and the barcode scanner 50 can perform barcode scanning. Preferably, the barcode scanner 50 is a two-dimensional code scanner.
[0033] Applying the nuclear power plant radiation protection instrument service cabinet can improve the borrowing and returning efficiency, reduce the waiting time for borrowing and returning, avoid the congestion problem at the borrowing and registration window, and prevent the loss and chaotic storage of nuclear power plant radiation protection instruments.
[0034] In some embodiments, at least one camera device 60 is further provided on the cabinet body 10. The camera device 60 can be used to record the operation information of the staff and can play a role in information recording. The camera device 60 can be connected to the display screen 30. Preferably, the number of the camera devices 60 is two, and the two camera devices 60 are arranged at intervals, so as to perform monitoring from multiple directions and angles.
[0035] In some embodiments, at least one RWP switching device 70 is further provided on the cabinet body 10. The RWP switching device 70 is used to complete the switching of writing the data of the radiation work permit to the electronic personal dosimeter (EPD) without the operator leaving the control area. The radiation work permit (RWP) is a permit system, that is, for any radioactive-related operation, an RWP needs to be handled. For each work order in the control area, an RWP needs to be handled, that is, the "one order, one permit" system.
[0036] In some embodiments, a plurality of feet 12 are provided at the bottom of the cabinet body 10.
[0037] In some embodiments, a plurality of moving wheels are provided at the bottom of the cabinet body 10. The moving wheels can be configured with a braking device to facilitate movement and stay in the working area.
[0038] In some embodiments, a power supply module 80 is further provided on the cabinet body 10. The power supply module 80 is connected to the display screen 30 and the barcode scanner 50. The power supply module 80 mainly provides the working electric energy for the electrical equipment. The power supply module 80 can include a storage battery, a UPS module, etc., and specific limitations are not made here.
[0039] In some embodiments, an early warning device is further provided on the cabinet body 10. The early warning device can be connected to the display screen 30 or integrated in the display screen 30. The early warning device can include, but is not limited to, an optical early warning device or an acoustic early warning device. When the information obtained by the RFID card reader 20, the employee ID card reader 40, and / or the barcode scanner 50 does not match the information in the nuclear power plant radiation protection instrument service cabinet, the early warning device can emit an early warning signal. Of course, the early warning device may not be provided, and no specific limitation is made here.
[0040] In some embodiments, the nuclear power plant radiation protection instrument service cabinet may further be provided with an industrial control computer, including but not limited to a PLC industrial control computer. The industrial control computer can be connected to devices such as the RFID card reader 20, the display screen 30, the employee ID card reader 40, and the barcode scanner 50. In some other embodiments, the industrial control computer can be integrated with the display screen 30, and no specific limitation is made here.
[0041] In some embodiments, the cabinet body 10 may further be provided with a radiation source for instrument availability verification, or the radiation source for instrument availability verification is arranged beside the cabinet body 10, and is used for the availability verification before the use of the nuclear power plant radiation protection instrument.
[0042] It can be understood that the nuclear power plant radiation protection instrument service cabinet can improve the storage and management of the nuclear power plant radiation protection instrument, can improve the work efficiency of borrowing or returning, reduce the work such as personnel inventory and inspection, and reduce the management cost.
[0043] It can be understood that the above embodiments only represent the preferred embodiments of the present invention, and the description thereof is relatively specific and detailed, but it should not be construed as a limitation to the scope of the patent of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present invention, the above technical features can be freely combined, and several deformations and improvements can also be made, which all belong to the protection scope of the present invention. Therefore, all equivalent transformations and modifications made to the scope of the claims of the present invention shall fall within the scope covered by the claims of the present invention.
Claims
1. A radiation protection instrument service cabinet for nuclear power plants, characterized in that, It includes a cabinet body (10), on which there are several columns of cabinet cells for storing nuclear power plant radiation protection instruments, and each column of cabinet cells includes a plurality of unit cabinet cells (11), and at least one unit cabinet cell (11) in each column of cabinet cells is provided with an RFID reader (20); Each unit cabinet cell (11) is provided with a door panel, first signal shielding members (111) are provided on the left and right sides of each unit cabinet cell (11), a second signal shielding member (112) is provided on the side of each unit cabinet cell (11) facing the door panel, and a third signal shielding member is provided on the door panel; The cabinet body (10) is provided with an operation area, and a display screen (30), an employee ID card reader (40) and a barcode scanner (50) are provided in the operation area.
2. The nuclear power plant radiation protection instrument service cabinet according to claim 1, characterized in that The first signal shielding member (111), the second signal shielding member (112) and the third signal shielding member are metal plates.
3. The nuclear power plant radiation protection instrument service cabinet according to claim 2, characterized in that The thickness of the first signal shielding member (111), the second signal shielding member (112) and the third signal shielding member is greater than or equal to 1.5 mm.
4. The nuclear power plant radiation protection instrument service cabinet according to claim 1, characterized in that, Acrylic plates are provided on the upper and lower sides of each unit cabinet cell (11).
5. The nuclear power plant radiation protection instrument service cabinet according to claim 1, wherein At least one camera device (60) is further provided on the cabinet body (10).
6. The nuclear power plant radiation protection instrument service cabinet according to claim 1, wherein At least one RWP switching device (70) is further provided on the cabinet body (10).
7. The nuclear power plant radiation protection instrument service cabinet according to claim 1, wherein A plurality of feet (12) are provided at the bottom of the cabinet body (10).
8. The nuclear power plant radiation protection instrument service cabinet according to claim 1, characterized in that, A plurality of moving wheels are provided at the bottom of the cabinet body (10).
9. The nuclear power plant radiation protection instrument service cabinet according to claim 1, characterized in that, A power supply module (80) is further provided on the cabinet body (10), and the power supply module (80) is connected to the display screen (30) and the barcode scanner (50).
10. The nuclear power plant radiation protection instrument service cabinet according to claim 1, characterized in that, An early warning device is further provided on the cabinet body (10).