CN219090892U - Shielding structure and radiotherapy equipment - Google Patents
Shielding structure and radiotherapy equipment Download PDFInfo
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- CN219090892U CN219090892U CN202223394126.0U CN202223394126U CN219090892U CN 219090892 U CN219090892 U CN 219090892U CN 202223394126 U CN202223394126 U CN 202223394126U CN 219090892 U CN219090892 U CN 219090892U
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 81
- 230000005855 radiation Effects 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 description 15
- 238000009434 installation Methods 0.000 description 14
- 239000004567 concrete Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 229910001245 Sb alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002140 antimony alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
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Abstract
The application provides a shielding structure and radiotherapy equipment, shielding structure is used for the shielding of radiotherapy equipment radiation, relates to medical instrument technical field. The shielding structure includes a support frame and a shielding can. The shielding cover is arranged on the supporting frame and is limited with the supporting frame to form an open structure so as to cover the circumference of the radiotherapy equipment; wherein at least a portion of the shield is movable relative to the radiation treatment apparatus. The shielding structure provided by the application can not only shield the radiation rays of the radiotherapy equipment, but also form an avoidance space relative to the movement of the radiotherapy equipment, so that the radiotherapy equipment is convenient to mount, dismount and maintain.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a shielding structure and radiation therapy equipment.
Background
Currently, gamma knife and accelerator are two major categories of radiation therapy devices that cure cancer. Along with the improvement of environmental protection requirements, the approval procedure of the radioactive source is more complicated, the period is longer, and meanwhile, the price of the radioactive source continuously rises, so that the gamma knife market is adversely affected. With the continuous maturation of accelerator technology, the stability, reliability, treatment precision and efficiency of the accelerator are obviously improved and iterated continuously, the accelerator becomes the main stream of accurate radiotherapy equipment, and a large number of gamma knife equipment is retired with the attenuation of radioactive sources and the aging of the equipment in the market, so that the accelerator is a main replacement equipment.
However, the radiation energy of the accelerator is far higher than that of the Yu Gama knife, and the accelerator has higher shielding requirements relative to the gamma knife. The thickness of the shielding wall of the gamma knife machine room is relatively thin, if the gamma knife is directly replaced by the accelerator, the shielding requirement is difficult to meet, the machine room is required to be modified to increase the thickness of the shielding wall, the modification cost is high, the equipment delivery time is long, most of the machine rooms cannot be expanded outwards, the thickness of the shielding wall can only be increased inwards, the area of the machine room is reduced, and great difficulty is brought to the accelerator for replacing the gamma knife.
In the related art, the problem of replacing the gamma knife by the accelerator with the self-shielding function is solved, but the self-shielding body in the related art is fixedly connected with the radiotherapy equipment and cannot move, so that the accelerator has the problems of inconvenient installation, disassembly and maintenance.
Disclosure of Invention
In view of this, an object of the present application is to overcome the deficiencies in the related art, and the present application provides a shielding structure. The self-shielding body is fixedly connected with radiotherapy equipment in most cases, cannot move, and therefore the technical problems of inconvenient installation, disassembly and maintenance are solved.
The application provides the following technical scheme:
a shielding structure for shielding radiation rays of a radiation treatment apparatus, comprising:
a support frame;
the shielding cover is arranged on the supporting frame and forms an open structure with the supporting frame so as to cover the circumference of the radiotherapy equipment;
wherein at least a portion of the shield is movable relative to the radiation treatment apparatus.
In some embodiments of the present application, a first guide rail is provided at the top of the support frame, and the shielding case is slidably connected to the first guide rail.
In some embodiments of the present application, a first pulley is disposed at the bottom of the shielding case, and the shielding case is slidably connected to the first guide rail through the first pulley.
In some embodiments of the present application, the sliding direction of the shield is perpendicular to the axial direction of the radiation therapy device.
In some embodiments of the present application, the sliding direction of the shield is parallel to the axial direction of the radiation therapy device.
In some embodiments of the present application, the shielding structure further includes a second guide rail, a second pulley is disposed at a bottom of the supporting frame, and the supporting frame is slidably connected with the second guide rail through the second pulley.
In some embodiments of the present application, the sliding direction of the support frame is parallel to the axial direction of the radiation therapy device.
In some embodiments of the present application, the open structure is disposed around the radiotherapy apparatus and forms a gap with the radiotherapy apparatus.
In some embodiments of the present application, the shield is made of a material having a radiation shielding function.
The present application also provides a radiation therapy device comprising a shielding structure as described above.
Embodiments of the present application have the following advantages:
the application proposes a shielding structure for shielding radiation rays of a radiotherapy device. The shielding structure comprises a supporting frame and a shielding cover, the shielding cover is arranged on the supporting frame, and the shielding cover and the supporting frame define an open structure, so that the shielding structure can be covered on the circumference of the radiotherapy equipment, and the radiation ray shielding of the radiotherapy equipment is realized.
At least one part of the shielding cover can move relative to the radiotherapy equipment so as to form an avoidance space, thereby facilitating the installation, disassembly and maintenance of the radiotherapy equipment. The technical problems that the self-shielding body in the related art is fixedly connected with the radiotherapy equipment and cannot move, so that the installation, the disassembly and the maintenance are inconvenient are solved.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 illustrates a schematic perspective view of a shielding structure in some embodiments of the present application;
FIG. 2 illustrates a second perspective view of a shielding structure in some embodiments of the present application;
FIG. 3 illustrates a third perspective view of a shielding structure in some embodiments of the present application;
fig. 4 illustrates a schematic perspective view of a shielding structure in some embodiments of the present application.
Description of main reference numerals:
100-shielding structure; 110-a support frame; 111-a first rail; 120-shielding case; 130-open structure; 1000-radiation therapy device.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the templates is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-3, embodiments of the present application provide a shielding structure 100 that is primarily used for shielding radiation of a radiation therapy device 1000. The shielding structure 100 includes a support frame 110 and a shielding can 120.
Referring to fig. 4, the shielding cover 120 is disposed on the support frame 110, and defines an open structure 130 with the support frame 110, so as to cover the circumference of the radiotherapy apparatus 1000, i.e. the outer circumference direction of the radiotherapy apparatus 1000.
Wherein at least a portion of the shield 120 is movable relative to the radiation treatment apparatus 1000 such that a service area of the radiation treatment apparatus 1000 is readily exposed.
According to the shielding structure 100 provided by the embodiment of the application, the shielding cover 120 is arranged on the supporting frame 110, the supporting frame 110 is used for supporting the shielding cover 120 so as to realize stable installation of the shielding cover 120, and the shielding cover 120 is used for shielding radiation rays of the radiotherapy equipment 1000. And the shielding cover 120 and the support frame 110 define an open structure 130, so that the shielding structure 100 can be covered on the circumference of the radiotherapy apparatus 1000, thereby shielding the radiation of the radiotherapy apparatus 1000.
At least a portion of the shield 120 is movable relative to the radiation treatment apparatus 1000 to form a relief space to facilitate installation, removal, and maintenance of the radiation treatment apparatus 1000. The technical problems that the self-shielding body in the related art is fixedly connected with the radiotherapy equipment and cannot move, so that the installation, the disassembly and the maintenance are inconvenient are solved.
It will be readily appreciated that the shield 120 may be moved relative to the radiation treatment apparatus 1000 in such a manner that the support frame 110 is stationary relative to the radiation treatment apparatus 1000, and the shield 120 is moved relative to the support frame 110 so that the shield 120 is moved relative to the radiation treatment apparatus 1000; it is also possible that the support frame 110 moves relative to the radiation therapy device 1000 to drive the shield 120 to move synchronously relative to the radiation therapy device 1000.
It should be noted that, the shielding cover 120 and the supporting frame 110 define an open structure 130, so as to cover the circumference of the radiotherapy apparatus 1000, and the main radiation ray of the radiotherapy apparatus 1000 can be shielded by using the open structure 130, so that the shielding requirement of the machine room is greatly reduced, and the accelerator can directly replace the gamma knife apparatus.
The built gamma knife machine room is not required to be subjected to excessive shielding transformation, the transformation cost of the machine room is reduced, the transformation period is shortened, the technical problem that the area of the machine room is reduced due to the fact that the thickness of a shielding wall is increased inwards in the machine room in the related art is avoided, and the gamma knife machine room is beneficial to popularization of accelerator replacement gamma knife equipment.
For newly-built computer lab, owing to set up open structure 130 and reduced the shielding requirement of computer lab to can effectively attenuate the thickness of shielding wall, and then reduce the computer lab capital construction investment, and make the interior area of computer lab great relatively, promote the use experience.
To reduce the impact of radiation leakage from the radiation therapy device on surrounding personnel and devices, the machine room is usually planned to be a negative first floor or a negative second floor in the ground. The whole concrete casting of the machine room wall surface usually needs to cost millions of single-room construction cost, and the land utilization rate is low (occupied by concrete materials).
The open shielding structure 100 can shield radiation rays at a nearby location of the radiation therapy device 1000, reduces radiation ray diffusion, controls at the source, and is more environment-friendly. The shielding pressure of the whole wall surface is reduced, and the construction requirement on the whole shielding of the machine room can be reduced.
By providing an open shielding structure 100, the overall leakage of radiation rays from the radiation therapy device 1000 is reduced, allowing the machine room to be designed in a floor building.
As shown in fig. 1 and 2, in an embodiment of the present application, optionally, a first guide rail 111 is disposed at a top of the support frame 110, and the shielding case 120 is slidably connected to the first guide rail 111.
In this embodiment, by providing the first guide rail 111 on the top of the support frame 110, the first guide rail 111 plays a guiding role, and the shielding cover 120 is slidably connected with the first guide rail 111, so that the shielding cover 120 can slide along the first guide rail 111, and the support frame 110 and the first guide rail 111 are fixed relative to the radiotherapy apparatus 1000, so that the shielding cover 120 can move relative to the radiotherapy apparatus 1000, so as to form an avoidance space, thereby facilitating installation, disassembly and maintenance of the radiotherapy apparatus 1000.
In the above embodiment of the present application, optionally, a first pulley (not shown) is disposed at the bottom of the shielding case 120, and the shielding case 120 is slidably connected to the first rail 111 through the first pulley.
In this embodiment, the first pulley is disposed at the bottom of the shielding case 120, and the shielding case 120 is slidably connected with the first guide rail 111 through the first pulley, so that friction force between the shielding case 120 and the first guide rail 111 can be reduced, the shielding case 120 is effectively prevented from being blocked on the first guide rail 111, and moving balance and stability of the shielding case 120 are improved.
As shown in fig. 2, in the above-described embodiment of the present application, optionally, the sliding direction of the shielding cover 120 is perpendicular to the axial direction of the radiotherapy apparatus 1000.
In the present embodiment, the sliding direction of the shield cover 120 is perpendicular to the axial direction of the radiation treatment apparatus 1000 by being provided, that is, the length direction of the first guide rail 111 is perpendicular to the axial direction of the radiation treatment apparatus 1000. This allows the shield 120 to be moved in a direction perpendicular to the axial direction of the radiation therapy device 1000 to form a relief space, thereby facilitating the installation, removal, and maintenance of the radiation therapy device 1000.
In the above-described embodiments of the present application, optionally, the sliding direction of the shield 120 is parallel to the axial direction of the radiation therapy device 1000.
In the present embodiment, the sliding direction of the shield cover 120 is parallel to the axial direction of the radiation treatment apparatus 1000, that is, the length direction of the first guide rail 111 is parallel to the axial direction of the radiation treatment apparatus 1000. This allows the shield 120 to be moved in a direction parallel to the axial direction of the radiation therapy device 1000 to form a relief space, thereby facilitating the installation, removal, and maintenance of the radiation therapy device 1000.
As shown in fig. 3 and 4, in an embodiment of the present application, optionally, the shielding structure 100 further includes a second rail, and a second pulley (not shown) is disposed at a bottom of the support frame 110, and the support frame 110 is slidably connected to the second rail through the second pulley.
In this embodiment, the shielding structure 100 further includes a second guide rail, which serves as a guide. Through setting up braced frame 110 and second guide rail sliding connection, make braced frame 110 can follow the second guide rail and slide like this to drive the synchronous relative radiotherapy equipment 1000 of shield 120 on braced frame 110 and remove, so that form and dodge the space, and then be convenient for the installation, dismantlement and the maintenance of radiotherapy equipment 1000.
Specifically, the second pulley is arranged at the bottom of the supporting frame 110, and the supporting frame 110 is in sliding connection with the second guide rail through the second pulley, so that the friction force between the supporting frame 110 and the second guide rail can be reduced, the supporting frame 110 is effectively prevented from being blocked on the second guide rail, and the moving balance and stability of the supporting frame 110 are improved.
As shown in fig. 3 and 4, in the above-described embodiments of the present application, optionally, the sliding direction of the support frame 110 is parallel to the axial direction of the radiotherapy apparatus 1000.
In the present embodiment, the sliding direction of the support frame 110 is parallel to the axial direction of the radiotherapy apparatus 1000 by being provided, that is, the length direction of the second rail is parallel to the axial direction of the radiotherapy apparatus 1000. This allows the support frame 110 and the shield 120 as a whole to be moved in a direction parallel to the axial direction of the radiation treatment apparatus 1000 to form a avoidance space, thereby facilitating the installation, disassembly, and maintenance of the radiation treatment apparatus 1000.
As shown in fig. 1 and 3, in an embodiment of the present application, optionally, the open structure 130 is covered on a circumference of the radiotherapy apparatus 1000, and a gap is formed between the open structure and the radiotherapy apparatus 1000.
In the present embodiment, the radiation of the radiotherapy apparatus 1000 is shielded by providing the open structure 130 to cover the circumference of the radiotherapy apparatus 1000. And a gap is formed between the open structure 130 and the radiation therapy device 1000, which facilitates the operator to perform daily basic maintenance operations on the radiation therapy device 1000 through the gap space.
When a large maintenance operation is required, the shielding cover 120 can be moved separately relative to the support frame 110 and the radiotherapy apparatus 1000 to form an avoidance space, and the support frame 110 and the shielding cover 120 can be moved integrally relative to the radiotherapy apparatus 1000 to form an avoidance space, so that the radiotherapy apparatus 1000 is convenient to install, detach and maintain.
In one embodiment of the present application, the shield 120 is optionally made of a material having a radiation shielding function.
In the present embodiment, the shield cover 120 is made of a material having a radiation shielding function to realize a function of shielding radiation of the radiotherapy apparatus 1000.
The shielding cover 120 may be made of lead or lead-antimony alloy, and the shielding cover 120 may be made of any other material capable of shielding radiation of the radiotherapy apparatus 1000, such as tungsten, steel, concrete, etc.
Embodiments of the present application also provide a radiation therapy device 1000 including the shielding structure 100 in the above embodiments.
The radiation therapy device 1000 has the shielding structure 100 in any of the above embodiments, and thus has all the advantages of the shielding structure 100, which are not described in detail herein.
In summary, the shielding structure provided by the application is used for shielding radiation rays of radiotherapy equipment. The shielding structure comprises a supporting frame and a shielding cover, the shielding cover is arranged on the supporting frame, and the shielding cover and the supporting frame define an open structure, so that the shielding structure can be covered on the circumference of the radiotherapy equipment, and the radiation ray shielding of the radiotherapy equipment is realized.
At least one part of the shielding cover can move relative to the radiotherapy equipment so as to form an avoidance space, thereby facilitating the installation, disassembly and maintenance of the radiotherapy equipment. The technical problems that the self-shielding body in the related art is fixedly connected with the radiotherapy equipment and cannot move, so that the installation, the disassembly and the maintenance are inconvenient are solved.
Any particular values in all examples shown and described herein are to be construed as merely illustrative and not a limitation, and thus other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.
Claims (10)
1. A shielding structure for shielding radiation of a radiation therapy device, comprising:
a support frame;
the shielding cover is arranged on the supporting frame and forms an open structure with the supporting frame so as to cover the circumference of the radiotherapy equipment;
wherein at least a portion of the shield is movable relative to the radiation treatment apparatus.
2. The shielding structure according to claim 1, wherein a first guide rail is provided at a top of the support frame, and the shielding case is slidably connected to the first guide rail.
3. The shielding structure according to claim 2, wherein a first pulley is provided at a bottom of the shielding case, and the shielding case is slidably connected to the first rail through the first pulley.
4. The shielding structure according to claim 2, wherein a sliding direction of the shield is perpendicular to an axial direction of the radiotherapy apparatus.
5. The shielding structure according to claim 2, wherein a sliding direction of the shield is parallel to an axial direction of the radiotherapy apparatus.
6. The shielding structure according to claim 1, further comprising a second guide rail, wherein a second pulley is provided at the bottom of the support frame, and the support frame is slidably connected to the second guide rail through the second pulley.
7. The shielding structure according to claim 6, wherein a sliding direction of the support frame is parallel to an axial direction of the radiotherapy apparatus.
8. The shielding structure according to claim 1, wherein the open structure is provided to cover a circumference of the radiotherapy apparatus with a gap formed therebetween.
9. The shielding structure according to claim 1, wherein the shield case is made of a material having a radiation ray shielding function.
10. A radiation therapy device comprising a shielding structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223394126.0U CN219090892U (en) | 2022-12-13 | 2022-12-13 | Shielding structure and radiotherapy equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223394126.0U CN219090892U (en) | 2022-12-13 | 2022-12-13 | Shielding structure and radiotherapy equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219090892U true CN219090892U (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223394126.0U Active CN219090892U (en) | 2022-12-13 | 2022-12-13 | Shielding structure and radiotherapy equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219090892U (en) |
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- 2022-12-13 CN CN202223394126.0U patent/CN219090892U/en active Active
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Address after: 102200, Building 1, No. 97 Changping Road, Shahe Town, Changping District, Beijing, China, Across A and J Gate Patentee after: Dayi Innovation Factory (Beijing) Technology Co.,Ltd. Country or region after: China Patentee after: Xi'an Dayi Group Co.,Ltd. Address before: 102200 Room 101, building 6, No. 97, Changping Road, Shahe Town, Changping District, Beijing Patentee before: Beijing Dayitonghui Innovation Technology Co.,Ltd. Country or region before: China Patentee before: Xi'an Dayi Group Co.,Ltd. |
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