CN212879335U - Medical X-ray equipment quality control and radiation protection detection standard water model - Google Patents
Medical X-ray equipment quality control and radiation protection detection standard water model Download PDFInfo
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- CN212879335U CN212879335U CN202020926141.7U CN202020926141U CN212879335U CN 212879335 U CN212879335 U CN 212879335U CN 202020926141 U CN202020926141 U CN 202020926141U CN 212879335 U CN212879335 U CN 212879335U
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Abstract
The utility model provides a medical X ray equipment quality control and radiation protection detection standard water model, including the water model main part, the water model main part is cavity box structure, be provided with handle, notes-drain, gas vent in the water model main part to water model main part top surface is provided with two perpendicular crossing and nodical and the central point coincidence's of water model main part top surface scale mark, and two scale marks are on a parallel with the length and the width of water model main part top surface respectively, are less than a position department of scale mark length at water model main part top surface and form a rectangle mark frame that adds thick, and the length and the width of rectangle mark frame are less than the length that corresponds the scale mark. The utility model discloses convenient transport, the water injection is turned on water in a flexible way, and the light field in radiation protection and the quality control detection with shine wild quantitative observation, whole preparation simple process, low cost.
Description
Technical Field
The utility model relates to a radiation health field especially relates to a medical X ray equipment quality control and radiation protection detection standard water mould.
Background
The water phantom is an important tool for radiation protection and quality control detection of medical X-ray equipment, and is often used for replacing a human body to serve as a scatterer. The national relevant standard GBZ130 "medical X-ray diagnosis and radiation protection requirements" stipulates that most medical X-ray diagnostic equipment needs to use a water phantom in detection. Traditional standard water die body is either totally closed water tank, or for can opening the water tank, for example chinese utility model patent CN201721006157.0 discloses a novel medical X-ray radiation protection and quality control detection standard water die, but it does not have the handle, and is very heavy after adding water, and very difficult transport and carrying cause very big inconvenience for actual detection work. In medical X-ray radiation protection and quality control detection, the medical X-ray direction needs to be projected on a surface with the standard water model size of 300mm X300 mm, and a water model body needs to be placed in a standing position in the radiation protection detection of a medical digital X-ray photography system with a standing position detector. Chinese utility model patent CN201721006157.0 discloses a novel medical X-ray radiation protection and quality control detection standard water mould is for can opening the water tank, and its water mould body can only be placed in the decubitus position and can't carry out the stand and place, and then has restricted this water mould body and has used to the detection of this type of equipment. In addition, traditional water mould surface does not have any scale mark, need relapse manual measurement in the testing process and remove to set for the detection condition, though chinese utility model patent CN201721006157.0 discloses be equipped with the mark frame at the top of water mould main part, can directly adjust the wild irradiation field of X-ray equipment light according to the mark line in the testing process, need not to relapse manual measurement, but it still exists not enough, can't quantitative observation, learn and adjust the wild irradiation field size of X-ray equipment light, increases a great deal of detection work volume and also easily causes detection error. The selling price of the water mold body in the current market is expensive, at least more than 3000 yuan.
Accordingly, there remains a need for improvements in relation to existing water phantom designs to meet the needs of practical use.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of prior art, the utility model provides a medical X ray equipment quality control and radiation protection detection standard water mould, convenient transport, the water injection is turned on water in a flexible way, and the light field in radiation protection and the quality control detection with shine wild quantitative observation and record, whole preparation simple process, low cost.
The technical scheme of the utility model as follows:
the utility model provides a medical X ray equipment quality control and radiation protection detection standard water mould, includes the water mould main part, and the water mould main part is cavity box structure, its characterized in that: the water model is characterized in that the water model main body is provided with a handle, a water injection-drainage outlet and an exhaust port, the top surface of the water model main body is provided with two scale marks which are vertically crossed and the intersection point of which is superposed with the central point of the top surface of the water model main body, the two scale marks are respectively parallel to the length and the width of the top surface of the water model main body, a thickened rectangular marking frame is formed at a position where the top surface of the water model main body is smaller than the length of the scale marks, and the length and the width of the rectangular marking frame are smaller than the length.
As an improvement, the length of the two scale marks is consistent with the length of the length or the width of the top surface of the corresponding water mould main body, and the minimum scale of the scale marks is 1 mm.
As an improvement, the outer diameter of the water mould main body is 300mm x 300mm x 200mm, and the weight of the water mould main body is not more than 4 kg.
As a modification, the mark frame is thickened at the scale mark of 250mm x 200mm as the mark frame.
As an improvement, the water mold main body is formed by bonding and splicing PMMA plates, and the thickness of the PMMA plates is not more than 8 mm.
As an improvement, the handle comprises a transverse handle, and the transverse handles are respectively arranged on two opposite side walls of the water mould main body.
As an improvement, the handle also comprises a vertical handle, and the vertical handle is arranged on two opposite side walls of the water mould main body respectively.
As an improvement, the horizontal handle and the vertical handle are arranged on the same side wall of the water mould main body.
As an improvement, the water injection-discharge port and the exhaust port are threaded ports and are respectively provided with a threaded cover for screwing and sealing.
As an improvement, the diameter of the water injection and discharge port is 30-40mm, the water injection and discharge port is arranged at one corner of the top surface of the water model main body, the diameter of the air exhaust port is 20mm, and the air exhaust port is arranged at the other oblique opposite corner of the top surface of the water model main body.
The utility model discloses beneficial effect for prior art is: the utility model provides a medical X-ray equipment quality control and radiation protection detection standard water model, through setting up the convenient transport of handle, water model main part is gone up and is annotated-the water drain and gas vent can be in a flexible way water injection and drain, and the die body surface has the light field that the scale can be observed in radiation protection and the quality control detection with shine wild. The utility model discloses the effect that equally possesses the scatterer of traditional die body, simple and convenient easy-to-use in the reality, raw and other materials sources are extensive, light in weight, and bonding concatenation preparation simple process, low cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a view in the direction A of FIG. 1;
fig. 4 is a view from direction B of fig. 1.
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. Wherein the reference numbers indicate:
1-water mold main body, 2-horizontal handle, 3-vertical handle, 4-scale mark, 5-marking frame, 6-water injection-discharge hole and 7-exhaust hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are described in further detail below with reference to the embodiments and the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
It is to be understood that the terms "comprises/comprising," "consisting of … …," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product, apparatus, process, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product, apparatus, process, or method if desired. Without further limitation, an element defined by the phrases "comprising/including … …," "consisting of … …," or "comprising" does not exclude the presence of other like elements in a product, device, process, or method that comprises the element.
It will be further understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship illustrated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device, component, or structure so referred to must have a particular orientation, be constructed or operated in a particular orientation, and should not be considered as limiting the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The technical solution of the present invention is specifically explained below with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a medical X ray equipment quality control and radiation protection detection standard water mould, including water mould main part 1, the water mould main part is cavity box structure, be provided with the handle on the water mould main part 1, annotate-the drain 6, gas vent 7, and water mould main part top surface is provided with two vertical crossings and nodical scale mark 4 with the coincidence of the central point of water mould main part top surface, two scale marks are on a parallel with the length and the width of water mould main part top surface respectively, a position department that is less than scale mark length at water mould main part top surface forms one and adds thick rectangle mark frame 5, inwards return certain distance from four extreme points of scale mark promptly, obtain four summits, form a rectangle mark frame 5 that is less than the scale mark size with these four summits, the length and the width of rectangle mark frame are less than the length that corresponds the scale mark.
The utility model discloses a set up the handle and conveniently carry, notes-the water outlet and gas vent can be in a flexible way water injection, the drainage on the water model main part, notes-the water outlet uses as water filling port and water outlet simultaneously, increases the gas vent purpose and when the water model body water injection, with the pressure discharge in the water model body, the water injection more easily, takes place water and toward splashing outward when having avoided the airtight water tank water injection.
The surface of the die body is provided with scales for observing and recording the light field and the irradiation field in the radiation protection and quality control detection. For the detection conditions specifically defined for the irradiation field to be 250mm x 200mm, as listed in table 3, the light field and the irradiation field can be observed with the help of the mark frame, as in the prior art. In the case where the irradiation field is not required to be 250mm x 200mm, as in the case of tables 1 and 2, the other irradiation field cases are recorded in the inspection with the aid of the scale of the phantom surface.
The utility model discloses the effect that possesses the scatterer of traditional die body equally, simple and convenient easy-to-use in the reality.
The utility model discloses an in the embodiment, the length of two scale marks 4 is unanimous with the length of the 1 top surface length of water model main part or width that correspond, and one of them scale mark is unanimous with 1 top surface length of water model main part promptly, and another scale mark is unanimous with 1 top surface width of water model main part, like figure 1, two scale marks lead to long setting in 1 top surface of water model main part, and two 4 minimum scales of scale mark are 1 mm.
In an embodiment of the present invention, the outer diameter of the water mold body 1 is 300mm x 300mm x 200mm, the weight is about 3.5kg, and is not more than 4kg, so that the water mold is easy to carry.
In one embodiment of the present invention, the mark frame 5 is thickened at the 250mm x 200mm scale mark as the mark frame.
In an embodiment of the utility model, the water model main part is formed by PMMA panel bonding concatenation, and PMMA panel thickness is about 7.5mm, does not exceed 8 mm. The PMMA board has wide raw material source, simple bonding and splicing manufacturing process and low cost.
In an embodiment of the present invention, referring to fig. 2 to 4, the handle includes a lateral handle 2, and the lateral handle is respectively disposed on two opposite side walls of the water model main body.
In an embodiment of the present invention, the handle further includes a vertical handle 3, and the vertical handle is respectively disposed on two opposite side walls of the water mold main body.
The utility model discloses an in the embodiment, horizontal handle 2 and vertical handle 3 set up the same lateral wall in the water mould main part, like figure 2, figure 4, set up a horizontal handle 2 and a vertical handle 3 respectively at the double-phase relative lateral wall of water mould main part, so be convenient for the even atress of water mould, convenient transport.
The utility model discloses annotate that annotate-the water outlet 6 and gas vent 7 are the screw thread mouth, annotate-the water outlet diameter is 30-40mm, and the gas vent diameter is 20mm, annotate-the water outlet and gas vent and dispose the screw cap respectively and be used for screwing sealed, both made things convenient for water injection, water drain and effectively stopped the hidden danger of water leakage of water model main part 1.
In one embodiment of the present invention, referring to fig. 1 and 2, the water injection and discharge port 6 is disposed at one of the corners of the top surface of the water mold body, and the air discharge port 7 is disposed at the other diagonal corner of the top surface of the water mold body.
The utility model discloses specific use can refer to following each table, and the applicable particular case of this patent is shown in the following table:
TABLE 1 protection and detection conditions and scattering die body for X-ray equipment room
TABLE 2 detection conditions of the kerma rate of the air incident on the surface of the examined person in the X-ray equipment
TABLE 3 detection of air kerma on test plane of see-through protected area
To sum up, the utility model discloses set up the convenient transport of handle, the water injection-the drain and the gas vent of taking the knob on the water model main part can be in a flexible way water injection and drain, and the die body surface has the scale can be observed and record the wild and irradiation field of light in radiation protection and the quality control detection. The utility model discloses the effect that equally possesses the scatterer of traditional die body, simple and convenient easy-to-use in the reality, raw and other materials sources are extensive, light in weight, and bonding concatenation preparation simple process, low cost.
Thus, it should be understood by those skilled in the art that while exemplary embodiments of the present invention have been illustrated and described in detail herein, many other variations and modifications can be made in accordance with the principles of the present invention without departing from the spirit and scope of the invention, which is to be determined directly from the disclosure of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. The utility model provides a medical X ray equipment quality control and radiation protection detection standard water mould, includes the water mould main part, and the water mould main part is cavity box structure, its characterized in that: the water model is characterized in that the water model main body is provided with a handle, a water injection-drainage outlet and an exhaust port, the top surface of the water model main body is provided with two scale marks which are vertically crossed and the intersection point of which is superposed with the central point of the top surface of the water model main body, the two scale marks are respectively parallel to the length and the width of the top surface of the water model main body, a thickened rectangular marking frame is formed at a position where the top surface of the water model main body is smaller than the length of the scale marks, and the length and the width of the rectangular marking frame are smaller than the length.
2. The standard water model of claim 1, wherein: the length of the two scale marks is consistent with the length of the length or the width of the top surface of the corresponding water mould main body, and the minimum scale of the scale marks is 1 mm.
3. The standard water model of claim 2, wherein: the outer diameter of the water mould main body is 300mm x 300mm x 200mm, and the weight of the water mould main body is not more than 4 kg.
4. A standard water mould according to claim 3, characterized in that: the mark frame is thickened at the scale mark of 250mm x 200mm to serve as the mark frame.
5. The standard water model of claim 1, wherein: the water mould main body is formed by bonding and splicing PMMA plates, and the thickness of the plates is not more than 8 mm.
6. The standard water model according to any one of claims 1-5, characterized in that: the handles comprise transverse handles, and the transverse handles are respectively arranged on two opposite side walls of the water model main body.
7. The standard water model of claim 6, wherein: the handle still includes vertical handle, and vertical handle sets up one respectively at two relative lateral walls of water mould main part.
8. The standard watermold of claim 7, wherein: the horizontal handle and the vertical handle are arranged on the same side wall of the water mould main body.
9. The standard water model according to any one of claims 1-5, characterized in that: the water injection-discharge port and the exhaust port are threaded ports and are respectively provided with a threaded cover for screwing and sealing.
10. The standard watermold of claim 9, wherein: the diameter of the water injection and discharge port is 30-40mm, the water injection and discharge port is arranged at one corner of the top surface of the water model main body, the diameter of the air exhaust port is 20mm, and the air exhaust port is arranged at the other oblique opposite corner of the top surface of the water model main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926141.7U CN212879335U (en) | 2020-05-28 | 2020-05-28 | Medical X-ray equipment quality control and radiation protection detection standard water model |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926141.7U CN212879335U (en) | 2020-05-28 | 2020-05-28 | Medical X-ray equipment quality control and radiation protection detection standard water model |
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| CN212879335U true CN212879335U (en) | 2021-04-06 |
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| CN202020926141.7U Active CN212879335U (en) | 2020-05-28 | 2020-05-28 | Medical X-ray equipment quality control and radiation protection detection standard water model |
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Effective date of registration: 20210806 Address after: 101500 No. 12, Keji Road, economic development zone, Miyun District, Beijing Patentee after: NUCLOVER TECHNOLOGY Co.,Ltd. Address before: 310014 Building 5, District 2, Zhaohui street, Xiacheng District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Occupational Disease Prevention and Control Hospital |