JP3627442B2 - Rocker with personal dosimeter charging function and rocker with personal dosimeter charging / management function - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a locker for storing clothes to be changed when an operator enters and leaves a radiation control area (hereinafter abbreviated as a control area) such as a nuclear power plant, and to enter the management area of the worker. Regarding exit management.
[0002]
[Prior art]
FIG. 8 is a perspective view showing the periphery of a conventional entrance / exit management device 3 that passes when an operator enters / exits the management area.
An operator first changes clothes at a dressing room (not shown), stores the changed clothes in a rocker (not shown), and then measures an individual dose dosimeter (hereinafter referred to as radiation dose meter) for measuring the radiation dose exposed in the controlled area. 2 is abbreviated as a dosimeter 2 from a charging / lending device (charging / lending device in FIG. 8) 1 of the dosimeter 2. Next, the dosimeter 2 borrowed to the entrance / exit management device 3 is set, and the personal management number is input using an ID card or the like. The entrance / exit management device 3 transmits the personal management number of the worker to a radiation dose management computer (hereinafter abbreviated as a management computer) not shown. The management computer checks the exposure dose value of the worker corresponding to the personal management number to determine whether or not entry is possible. If entry is possible, the entrance permission and the exposure dose value are entered into the entrance / exit management device 3. Send to. Upon receipt of this entry permission, the gate of the entry / exit management device 3 is opened to allow entry of the worker. Further, the transmitted exposure dose value is written in the borrowed dosimeter 2.
[0003]
When the worker's exposure dose value has reached the limit value, the management computer sends an entry prohibition signal to the entrance / exit management device 3, and the entrance / exit management device 3 prohibits entry. Raises an alarm and locks the worker in the gate.
Even when the worker finishes the work and leaves the management area, the worker passes through the entry / exit management device 3. Also at this time, the worker sets the dosimeter 2 in the entrance / exit management device 3 and inputs the personal management number, and the personal management number and the final exposure dose value are transmitted to the management computer, and the worker's exposure dose Is managed. The worker who has passed through the entrance / exit management device 3 returns the dosimeter 2 to the charging / lending device 1, changes clothes at the rocker, and exits.
[0004]
The charging / renting apparatus 1 in which the operator borrows the dosimeter 2 will be described in more detail.
Normally, the charging / renting device 1 can charge and rent 100 dosimeters 2 per device. Depending on the scale of the management area, 10 or 50 units may be installed, and a plurality of units are often installed. The space required for the charging / lending device 1 for 100 units is about 600 mm wide × 300 mm deep.
[0005]
FIG. 9 is a partially enlarged view of the charging / lending device 1, (a) is a front view, and (b) is a cross-sectional view.
The charging unit 11 that charges the dosimeter 2 includes a configuration necessary for charging for each dosimeter 2, that is, a charging circuit (not shown), a charging indicator lamp 12, a charging completion indicator lamp 13, a lending switch 14, and the like. ing. Normally, charging is started when the dosimeter 2 to be returned is inserted into a predetermined position as shown in the figure.
[0006]
The entrance / exit related facilities including the conventional charging / lending device 1 as described above have the following problems.
The first is that the locker that stores the clothes that changed clothes and the charging / lending device 1 are arranged separately, so that the necessary space is large.
The second is that the dosimeter 2 borrowed by the worker who has left the management area is not necessarily returned to the position before borrowing. For example, it may be put in a rocker while being stored in clothes that have been changed, or it may be taken outside as it is.
[0007]
[Problems to be solved by the invention]
An object of the present invention is to solve the above-mentioned problems, and to provide equipment for entrance / exit management that can save installation space and can reliably manage the dosimeter without burdening the operator. .
[0008]
[Means for Solving the Problems]
In this invention, a rocker storing clothes to be changed when an operator working in a management area such as a nuclear power plant enters the management area includes a charging unit for charging the dosimeter, and a dosimeter that has completed charging. Is a rocker with a dosimeter charging function (hereinafter abbreviated as a charging rocker) provided with lending means for lending to a worker.
[0009]
By providing the rocker with the charging unit of the dosimeter and the lending means, the space of the charging / lending device can be reduced.
In addition, a locker that stores clothes to be changed when a worker working in a management area such as a nuclear power plant enters the management area, a personal management number reading unit that reads the personal management number of the worker, and a personal management number Stores the personal management number read by the reader, sends the personal management number to the dosimeter, checks the personal management number of the worker when returning the dosimeter, and opens the locker if the personal management number matches. The control unit that locks, the charging unit that charges the dosimeter and records the personal management number of the worker sent from the control unit to the dosimeter, and the dosimeter that completes charging and has the personal management number recorded A dosimeter charge / management locker (hereinafter abbreviated as a charge / management locker).
[0010]
When the dosimeter is returned, the personal management number is verified, and the locker is unlocked only if it matches, so the dosimeter is reliably returned to its original position.
In addition, a locker that stores clothes to be changed when a worker working in a management area such as a nuclear power plant enters the management area, a personal management number reading unit that reads the personal management number of the worker, and a personal management number The personal management number read by the reader is stored, the personal management number is transmitted to the management computer for managing entry / exit of the worker, and the entry permission and the exposure dose data are received from the computer. Is sent to the dosimeter to record the personal management number and the existing exposure dose value.When returning the dosimeter, the operator's personal management number is checked and the personal management number is matched. If the locker is unlocked, the control unit that reads out the measurement data of the dosimeter and sends the measurement data to the management computer at the same time, and the personal management of the worker charged with the dosimeter and transmitted from the control unit Number and exposed radiation Lending means that records the value in the dosimeter and when the dosimeter is returned, rents the charging unit that sends the final dose value of the dosimeter to the control unit, and the dosimeter that completes charging and has the personal control number recorded Charging and management locker.
[0011]
When the dosimeter is returned, the personal management number is verified, and the locker is unlocked only if it matches, so the dosimeter is reliably returned to its original position. Furthermore, since it also functions as an entry / exit area management device, the entry / exit area management device can be omitted when the charging / management locker is provided.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
The present invention provides a facility installation space without increasing the burden on the operator, storing clothes changed according to entering and leaving the management area, grasping the exposure dose value during the entry area, and instructing whether or not to enter the area. The purpose is to reduce and ensure that the dosimeter can be managed. For this purpose, the locker is used as the base of the equipment, and a part of the locker is equipped with the function of a charging / renting device. Ensure management. In addition, it has a communication function with the management computer and also functions as an entry / exit management device.
[0013]
In the following, description will be made according to examples. In the figure, parts having the same functions as those in the prior art are given the same reference numerals.
[Example of charging locker]
FIG. 3 is a block diagram showing the configuration of an embodiment of the charging locker according to the present invention, and FIG. 4 is a partial perspective view showing the appearance thereof.
[0014]
The charging rocker 4 is provided with a charging / renting function of the dosimeter 2 for each storage section (rocker section) 40 of the rocker.
That is, the charging locker 4 displays a charging unit 41 for charging the dosimeter 2, a control power source 42 for supplying necessary power to the charging unit, and a charging state for each upper part of each rocker unit 40. A charging indicator 12 and a charging completion indicator lamp 13 and a lending switch 14 for taking out the dosimeter 2 from the charging rocker 4 when the operator borrows the dosimeter 2 are provided.
[0015]
The lending switch 14 is interlocked so that only the dosimeter 2 that has been fully charged is lent out, and the operator uses the dosimeter 2 whose charging completion indicator lamp 13 is lit. Will do.
With such a charge locker 4 , the functions of the locker and the charging / renting device 1 in the prior art are realized in the space of the locker, and space saving is realized.
[0016]
[First embodiment of charge / management locker]
FIG. 1 is a block diagram showing the configuration of a first embodiment of a charge / management locker according to the present invention, and FIG. 2 is a partial perspective view showing its appearance.
The charging / management locker 5 is provided with a charging / renting function of the dosimeter 2 and an individual management function of the worker for each storage section (rocker section) 40 of the rocker.
[0017]
That is, the charging / management locker 5 is provided with an ID card reading unit or a barcode reading unit, for example, for reading the personal management number of the operator who borrows the rocker unit 40 and the dosimeter 2 for each upper part of each rocker unit 40. A personal management number reading unit 53 such as a personal information storage unit, a personal management number read by the personal management number reading unit 53, and a controller 54 that transmits the number to the dosimeter 2, and the dosimeter 2 is charged and the dosimeter 2 is charged. The charging unit 51 for recording the personal management number, the control power source 52 for supplying power to the charging unit 51 and the control unit 54, the charging indicator lamp 12 and the charging completion indicator lamp 13 for displaying the charging state, and the dose. a personal management number transmission line 55 connecting the lending switch 14 for taking the dosimeter 2 from the charging rocker 5, a personal management number reading section 53 and the control unit 54 when a total of 2 worker borrowed, control 54 and the personal management number transmission line 56 connecting the charging unit 51 is provided.
[0018]
Also in this embodiment, the lending switch 14 is interlocked so that only the dosimeter 2 that has been charged is used, and the operator turns on the charging completion indicator lamp 13. The dosimeter 2 is used.
When the dosimeter 2 is returned, the personal management number recorded in the dosimeter 2 and the personal management number read by the personal management number reading unit 53 from the ID card or the like are collated to confirm the rocker user. If they match, the locker unit 40 is unlocked.
[0019]
Therefore, in the charging / management locker 5 , the used dosimeter 2 is surely returned to the original position.
[Second embodiment of charge / management locker]
FIG. 5 is a block diagram showing the configuration of a second embodiment of the charge / management locker according to the present invention, and FIG. 6 is a partial perspective view showing its appearance.
[0020]
The charge / management locker 6 is equipped with the charge / rental function of the dosimeter 2 and the personal management function of the worker for each storage part (rocker part) 40 of the rocker. Also serves.
In other words, the charge / management locker 6 has a personal management such as an ID card reading unit for reading the personal management number of the operator who borrows the rocker unit 40 and the dosimeter 2 for each upper part of each rocker unit 40. The number reading unit 53 and the personal management number read by the personal management number reading unit 53 are stored, and the personal management number is transmitted to the management computer for managing the entry / exit of the worker, and the entry permission and Receiving the exposure dose data, instructing the operator whether to enter the area, sending a signal to record the personal management number and the exposure dose value to the dosimeter 2, and when returning the dosimeter 2, A control unit 64 that collates the personal management number, opens the locker 40 when the personal management number matches, simultaneously reads out the measurement data of the dosimeter 2 and transmits the measurement data to the management computer, and a dosimeter Charge 2 and dose 2, the charging unit 61 that records the personal management number and the already exposed dose value, the control power source 52 that supplies power to the charging unit 61 and the control unit 64, the charging indicator lamp 12 that displays the charging status, and the charging completion Personal management number transmission connecting the indicator lamp 13, the rental switch 14 for taking out the dosimeter 2 from the charging / management locker 6 when the operator borrows the dosimeter 2, the personal management number reading unit 53 and the control unit 64. A line 55 and a personal management number and dosimeter data transmission line 66 connecting the control unit 64 and the charging unit 61 are provided.
[0021]
Also in this embodiment, the lending switch 14 is interlocked so that only the dosimeter 2 that has been charged is used, and the operator turns on the charging completion indicator lamp 13. The dosimeter 2 is used.
When the dosimeter 2 is returned, the personal management number recorded in the dosimeter 2 and the personal management number read by the personal management number reading unit 53 from the ID card or the like are collated to confirm the rocker user. If they match, the locker unit 40 is unlocked.
[0022]
Therefore, in the charging / management locker 6 , the used dosimeter 2 is surely returned to the original position. Furthermore, since the individual exposure dose is managed, it can also function as an entrance / exit management device.
[Third embodiment of charge / management locker]
FIG. 7 is a plan view showing the appearance of a third embodiment of the charge / management locker according to the present invention.
[0023]
In this charging / management locker 7 , the control power source 52 distributed in the individual rocker units 40 in the charging / management rocker 5 or 6 is replaced with a control power source 72 collected on the top of the charging / management rocker 7 . Is. Other parts have the same basic configuration, although there are changes in details such as how to open the door of the rocker 40 and the position of the indicator lamp.
[0024]
In the above embodiment, the method of taking out the dosimeter 2 from the rocker by operating the lending switch 14 has been described. However, in the case of the charge / management locker 5 , 6 or 7 , the lending switch 14 is omitted and personal management is performed. The number reading unit 53 can also have the function.
[0025]
【The invention's effect】
According to the present invention, a rocker that stores clothes to be changed when an operator working in a management area such as a nuclear power plant enters the management area, a charging unit that charges the dosimeter, and a dose that has been charged. Since the charging locker is provided with a lending means for lending the total to the worker, the space for the lending means can be reduced.
[0026]
In addition, a locker that stores clothes to be changed when a worker working in a management area such as a nuclear power plant enters the management area, a personal management number reading unit that reads the personal management number of the worker, and a personal management number Stores the personal management number read by the reader, sends the personal management number to the dosimeter, checks the personal management number of the worker when returning the dosimeter, and opens the locker if the personal management number matches. The control unit that locks, the charging unit that charges the dosimeter and records the personal management number of the worker sent from the control unit to the dosimeter, and the dosimeter that completes charging and has the personal management number recorded Therefore, the dosimeter is reliably returned to the original position because the locker is unlocked only when the personal management number matches.
[0027]
Therefore, installation space can be saved, and the management of the dosimeter can be carried out reliably without burdening the operator.
In addition, a locker that stores clothes to be changed when a worker working in a management area such as a nuclear power plant enters the management area, a personal management number reading unit that reads the personal management number of the worker, and a personal management number The personal management number read by the reader is stored, the personal management number is transmitted to the management computer for managing entry / exit of the worker, and the entry permission and the exposure dose data are received from the computer. Is sent to the dosimeter to record the personal management number and the existing exposure dose value.When returning the dosimeter, the operator's personal management number is checked and the personal management number is matched. If the locker is unlocked, the control unit that reads out the measurement data of the dosimeter and sends the measurement data to the management computer at the same time, and the personal management of the worker charged with the dosimeter and transmitted from the control unit Number and exposed radiation Lending means that records the value in the dosimeter and when the dosimeter is returned, rents the charging unit that sends the final dose value of the dosimeter to the control unit, and the dosimeter that completes charging and has the personal control number recorded Therefore, the dosimeter can be surely returned to its original position, and the entrance / exit area management device can be omitted.
[0028]
Therefore, the installation space can be further saved, and the management of the dosimeter can be performed reliably without burdening the operator.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a configuration of a first embodiment of a charge / management locker according to the present invention. FIG. 2 is a partial perspective view showing an external appearance of the first embodiment of the charge / management locker. FIG. 4 is a partial perspective view showing the external appearance of the embodiment of the charge locker. FIG. 5 is a block diagram showing the configuration of the second embodiment of the charge / management locker. 6] Partial perspective view showing the external appearance of the second embodiment of the charge / management locker. [FIG. 7] Front view showing the external appearance of the third embodiment of the charge / management locker. [FIG. FIG. 9 is a perspective view showing the periphery of the device. FIG. 9 shows an external view and a cross section of a conventional charging and renting device, (a) is a partially enlarged view of the front appearance, and (b) is a partial cross sectional view.
1 Charging / Lending Device 11 Charging Unit 12 Charging Indicator Light 13 Charging Completion Indicator Light 14 Lending Switch 2 Dosimeter 3 Entrance / Exit Area Management Device
4 charging locker 40 rocker 41 charging unit 42 power supply for control
5 , 6 , 7 Charging / management locker 51, 61 Charging unit 52, 72 Control power supply 53 Personal management number reading unit 54, 64 Control unit 55 Personal management number transmission line 56 Personal management number transmission line 66 Personal management number and dosimeter Data transmission line

Claims (3)

A rocker that stores clothes that change when a worker working in a radiation control area such as a nuclear power plant enters the control area.
A charging unit that charges a personal dosimeter that measures the radiation exposure of workers working in the controlled area; and
A rocker with a personal dosimeter charging function, comprising: a lending means for lending a personal dosimeter that has been fully charged to an operator. A rocker that stores clothes that change when a worker working in a radiation control area such as a nuclear power plant enters the control area.
A personal management number reading unit for reading the personal management number of the worker;
The personal management number read by the personal management number reading unit is stored, the personal management number is transmitted to the personal dosimeter that measures the radiation exposure of workers working in the controlled area, and work is performed when the personal dosimeter is returned A control unit that checks a person's personal management number and opens the locker if the personal management number matches,
A charging unit that charges the personal dosimeter and records the personal management number of the worker transmitted from the control unit in the personal dosimeter;
A rocker with a charging / management function for personal dosimeters, comprising: a lending means for lending a personal dosimeter that has been charged and recorded with a personal management number. A rocker that stores clothes that change when a worker working in a radiation control area such as a nuclear power plant enters the control area.
A personal management number reading unit for reading the personal management number of the worker;
The personal management number read by the personal management number reading unit is stored, and the personal management number is transmitted to the radiation dose management computer for managing the worker's entrance / exit, and the entrance permission and the exposure dose data are sent from that computer. Is sent to a personal dosimeter that measures the radiation exposure of workers working in the controlled area and sends a signal to record the personal control number and the existing dose value. When returning an individual dosimeter, the operator's personal management number is collated, and if the personal management number matches, the locker is unlocked. A control unit that transmits measurement data to the dose management computer;
Charge the personal dosimeter, record the worker's personal control number and the existing exposure dose value sent from the control unit in the personal dosimeter, and when returning the personal dosimeter, the final dose of the personal dosimeter A charging unit for transmitting the value to the control unit;
A rocker with a charge / management function for personal dosimeters, comprising: a lending means for renting a personal dosimeter that has completed charging and recorded a personal management number and an already exposed dose value.

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