CN210775856U - Pen-shaped radiation dose monitoring device with real-time colorimetric dose display function - Google Patents

Abstract

The utility model discloses a form of a stroke or a combination of strokes radiation dose monitoring devices with real-time color comparison shows dose function, including the dose box, still include first detecting element and second detecting element, the dose box is partly transparent or the complete transparent cylindricly, and first detecting element and second detecting element set up in the dose box, and wherein the second detecting element includes slow sensitive film. The utility model discloses a pen-holder of similar sign pen of columniform dosage box because its columniform appearance makes detecting element can receive all directions radiation, so need not consider angle factor correction, and the slow photosensitive film can direct reaction be on the colour to the change of radiation simultaneously, can see directly perceivedly, has certain real-time, and the personnel of being convenient for in time discover unusually.

Description

Pen-shaped radiation dose monitoring device with real-time colorimetric dose display function

Technical Field

The utility model relates to a radiation dose detection field, in particular to form of a stroke or a combination of strokes radiation dose monitoring devices with real-time color comparison shows dose function.

Background

The thermoluminescent personal dosimeter consists of a thermoluminescent detector and a dosage box. At present, dosage boxes of the thermoluminescent personal dosimeter are mostly rectangular boxes, and because the receiving surface of the dosage box is a plane, the thermoluminescent detector can only receive radiation from the front surface, so that the angle factor correction needs to be carried out on the detection result. During the monitoring, the staff can't know the dose that the dosimeter received in real time, when the dosimeter appears unusually shining, the person monitored can't in time learn. After the monitoring period is finished, the detector detects the thermoluminescent detector, the dosimeter is irradiated by a large dose, the staff is investigated by the large dose, the staff can only rely on memory to find the reason, and the obtained reason is often inaccurate. When the operation of a detector is improper or the pyroelectric dose reader is abnormal, the read data cannot truly reflect the result, and the worker does not know that the detection result has deviation and cannot verify the result by other means.

The utility model discloses a multi-parameter identification type thermoluminescence personal dosimeter as the utility model of publication number CN201993468U, which at least comprises a thermoluminescence dosage box to solve the problem of dosimeter reliability, wherein the thermoluminescence dosage box consists of an upper cover and a base hinged with the upper cover; a sealing groove is arranged on the base corresponding to the upper cover, and a sealing ring is arranged in the sealing groove; the front end of the upper cover extends forwards to form a hook part, and a clamping groove matched with the clamping hook is formed in the base corresponding to the clamping hook.

The prior art has angle influence factors on the detection of radiation dose, and meanwhile, the detection is delayed, and the reliability of the detection cannot be effectively verified.

SUMMERY OF THE UTILITY MODEL

The method aims at the problems that angle influence factors exist in the detection of radiation dose, detection is delayed, and detection reliability cannot be effectively verified in the prior art. The utility model provides a form of a stroke or a combination of strokes radiation dose monitoring devices with real-time color comparison shows dose function has solved the influence of angle through the redesign of dose box, makes the detection have certain real-time through the means of detection of multiple difference, verifies each other between the means of detection in addition, improves the reliability.

The technical scheme of the utility model is as follows.

The utility model provides a pen-shaped radiation dose monitoring devices with real-time colorimetric display dose function, includes the dose box, still includes first detecting element and second detecting element, the dose box is partly transparent or the complete transparent cylindrical, and first detecting element and second detecting element set up in the dose box, and wherein the second detecting element includes slow sensitization film. The cylindrical dosage box is similar to a pen holder of a sign pen, and due to the cylindrical shape, the detection unit can receive radiation in all directions, so that angle factor correction is not needed to be considered, meanwhile, the slow photosensitive film can directly reflect the change of the radiation on the color, can be visually seen, has certain real-time performance, and is convenient for people to find abnormality in time.

Preferably, the dose case comprises a liner, the liner being provided with a recess for receiving the test element. The detection unit is loaded into the dose cartridge through a recess in the liner.

Preferably, the first detection unit includes a plurality of glass tube detectors and/or sheet pyroelectric detectors, and the glass tube detectors and/or the sheet pyroelectric detectors are disposed in the grooves. The first detection unit is typically checked periodically according to a monitoring period, while being mutually verifiable with the second detection unit to know whether there is a performance problem.

Preferably, the slow sensitive film is disposed in the recess, the slow sensitive film being located in a transparent region of the dose chamber. Since slow-sensitive films reflect color changes, it is necessary to visually observe through the transparent areas.

Preferably, the second detection unit further comprises a color card strip, and the color card strip is arranged around the outer side of the dose box. The color card strip is manufactured by irradiating a slow photosensitive film which is not irradiated with radiation with different doses to obtain films with different color depths, calibrating the dose value of the color depth of the film according to the irradiated dose, making the color card strip with a proper size after scanning, and performing color printing.

Preferably, one end of the dosage box is provided with a box cover, and the color card strip is arranged on the surface of the box cover in a surrounding mode. The box cover is similar to a pen cover, the color card strip surrounds the surface of the box cover, and then the colors of the slow sensitive film and the color card strip can be visually compared to preliminarily determine the radiation dose.

Preferably, the first detection units are at least 2 groups. In order to better verify the accuracy of the detection values, it is therefore achieved by performing a reference comparison between 2 groups.

Preferably, the dosage box is also externally provided with a hook. Can hang in positions such as clothing pocket through the couple, conveniently detect and dress and get.

Preferably, the dose cassette is cylindrical in shape with a cage structure. The dose box main part is hollow support body promptly, can reduce and shelter from the area, and is lighter, and the cost is lower.

The beneficial effects of the utility model include: when a worker wears the radiation treatment device, the cylindrical dose box can receive radiation in all directions, so that the correction of angle factors is not required to be considered; when the mistake shines appearing, the color change will appear in the slow photosensitive film in the dose meter, and the staff can compare the film with the color card strip of the different degree of depth through rotatory box cover, can carry out preliminary aassessment to the dose of accepting, and the staff can be timely accurate find the mistake and shine the reason. During daily detection, a detector can preliminarily estimate the dosage received by a monitored person through the color of the film and then mutually verify the dosage with the detection result of each pyroelectric detector. Therefore, even if the detection personnel operate improperly or the pyroelectric dose reader is abnormal, the most accurate result can be obtained by means of multi-party comparison, and the reliability of the detection result is greatly improved.

Drawings

Fig. 1 is a schematic view of embodiment 1 of the present invention;

fig. 2 is a schematic view of embodiment 2 of the present invention;

fig. 3 is a schematic view of embodiment 3 of the present invention;

the figure includes: 1-dose box, 2-sheet thermoluminescent detector, 3-slow sensitive film, 4-glass tube detector, 5-inner liner, 6-box cover and 7-hook.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present invention.

In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.

In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present embodiment, "a plurality" means two or more unless otherwise specified.

Example 1: as shown in fig. 1, the pen-shaped radiation dose monitoring device with the function of colorimetric dose display in real time comprises a dose box 1, a first detection unit and a second detection unit, wherein the dose box 1 is a cylinder which is partially or completely transparent, the first detection unit and the second detection unit are arranged in the dose box 1, and the second detection unit comprises a slow sensitive film 3. The cylindrical dosage box 1 is similar to a pen holder of a sign pen, and due to the cylindrical shape, the detection unit can receive radiation in all directions, so that angle factor correction is not needed to be considered, meanwhile, the slow photosensitive film 3 can directly reflect the change of the radiation on the color, can be visually seen, has certain real-time performance, and is convenient for people to find abnormality in time.

The dose cassette 1 comprises a liner 5 inside, the liner 5 being provided with a recess for receiving the detection unit. The sensing unit is loaded into the dose cassette 1 through a recess in the liner 5.

The first detection unit comprises a glass tube detector 4 and a sheet-shaped pyroelectric detector 2, wherein the glass tube detector 4 and the sheet-shaped pyroelectric detector 2 are arranged in the groove to form 2 groups of first detection units. The first detection unit is typically checked periodically according to a monitoring period, while being mutually verifiable with the second detection unit to know whether there is a performance problem. In order to better verify the accuracy of the detection values, it is therefore achieved by performing a reference comparison between 2 groups.

The slow sensitive film 3 is arranged in the groove and the slow sensitive film 3 is positioned in the transparent area of the dose chamber 1. Since the slow-sensitive film 3 reflects a color change, it needs to be visually observed through a transparent area.

The second detection unit further comprises a color card strip, and the color card strip is arranged on the outer side of the dose box 1 in a surrounding mode. The color card strip is manufactured by irradiating a slow photosensitive film which is not irradiated with radiation with different doses to obtain films with different color depths, calibrating the dose value of the color depth of the film according to the irradiated dose, making the color card strip with a proper size after scanning, and performing color printing.

One end of the dosage box 1 is provided with a box cover 6, and the color card strip is arranged on the surface of the box cover 6 in a surrounding way. The box cover 6 is similar to a pen cover, the color card strip surrounds the surface of the box cover 6, and then the colors of the slow sensitive film 3 and the color card strip can be visually compared to preliminarily determine the radiation dose.

The dosage box 1 is also provided with a hook 7. Can hang in positions such as clothing pocket through couple 7, convenient detection and dress are got.

The dose cassette 1 of this embodiment is of two types, one being of generally fully transparent cylindrical form and the other being of cylindrical form in a cage configuration. The cage structure, namely the dose box main body, is a hollow frame body, can reduce the shielding area, and is more portable and lower in cost.

Example 2: as shown in fig. 2, the basic structure of this embodiment is the same as that of embodiment 1, except that the lining 5 is divided into multiple sections, one section bears the glass tube detector 4, the other section bears the slow photosensitive film 3, the box cover 6 is inserted into the dosage box 1, and the color card strip is surrounded on the inserted section.

Example 3: as shown in fig. 3, the basic structure of this embodiment is the same as that of embodiments 1 and 2, except that one section of the liner 5 is provided with a plurality of sub-card slots, and the sheet-shaped pyroelectric detector 2 is disposed in the sub-card slots.

The beneficial effects of this embodiment are not described in detail.

Through the description of the above embodiments, those skilled in the art will understand that, for convenience and simplicity of description, only the division of the above functional modules is used as an example, and in practical applications, the above function distribution may be completed by different functional modules according to needs, that is, the internal structure of the device is divided into different functional modules to complete all or part of the above described functions.

Units described as separate parts may or may not be physically separate, and parts displayed as units may be one physical unit or a plurality of physical units, may be located in one place, or may be distributed to a plurality of different places. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (9)

1. A pen-shaped radiation dose monitoring device with a real-time colorimetric dose display function comprises a dose box and is characterized by further comprising a first detection unit and a second detection unit, wherein the dose box is partially transparent or fully transparent and cylindrical, the first detection unit and the second detection unit are arranged in the dose box, and the second detection unit comprises a slow sensitive film.

2. The pen-shaped radiation dose monitoring device with real-time colorimetric dose display of claim 1, wherein the dose cassette comprises a liner with a recess for receiving the detection unit.

3. The pen-shaped radiation dose monitoring device with the function of displaying dose colorimetrically in real time according to claim 2, wherein the first detection unit comprises a plurality of glass tube detectors and/or sheet-shaped pyroelectric detectors, and the glass tube detectors and/or the sheet-shaped pyroelectric detectors are arranged in the grooves.

4. A pen-shaped radiation dose monitoring device with a real-time colorimetric dose display as claimed in claim 2 or 3, wherein the slow sensitive film is arranged in the recess and the slow sensitive film is located in the transparent area of the dose cassette.

5. The pen-shaped radiation dose monitoring device with the function of colorimetrically displaying the dose in real time as claimed in claim 4, wherein said second detecting unit further comprises a color chip strip which is arranged around the outside of the dose box.

6. The pen-shaped radiation dose monitoring device with the function of displaying the dose colorimetrically in real time as claimed in claim 5, wherein a cap is provided at one end of the dose box, and the color card strip is circumferentially provided on the surface of the cap.

7. The pen-shaped radiation dose monitoring device with the function of colorimetrically displaying dose in real time as claimed in claim 3, wherein said first detecting units are at least 2 groups.

8. The pen-shaped radiation dose monitoring device with the function of displaying dose colorimetrically in real time according to claim 1, wherein a hook is further provided outside the dose box.

9. The pen-shaped radiation dose monitoring device with real-time colorimetric dose display of claim 1, wherein the dose cassette is cylindrical in a cage structure.

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