CN212410871U - One-dimensional water tank for radiotherapy machine measurement - Google Patents
One-dimensional water tank for radiotherapy machine measurement Download PDFInfo
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- CN212410871U CN212410871U CN202021721297.8U CN202021721297U CN212410871U CN 212410871 U CN212410871 U CN 212410871U CN 202021721297 U CN202021721297 U CN 202021721297U CN 212410871 U CN212410871 U CN 212410871U
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- tank
- water
- water tank
- radiotherapy machine
- machine measurement
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Abstract
The utility model discloses a be used for radiotherapy machine measuring one-dimensional water tank, including first box, ionization chamber adapter, drainage hose, water level gauge, ionization chamber adapter install in the first box, ionization chamber adapter have run through to the chamber that holds of the lateral wall of first box holds the chamber and is used for placing the ionization chamber, has seted up the wash port on the lateral wall of first box, the first end and the wash port intercommunication of drainage hose, the second end of drainage hose is provided with out the water platform, be provided with a plurality of recesses on the water level gauge, every the recess has and predetermines the height, the recess is used for the holding go out the water platform, make it has and predetermines the height to go out the water platform upper surface. This a one-dimensional water tank for radiotherapy machine measuring has solved the internal surface of water height measurement's of first box limitation, need not the operator during the use and observes the surface of water height through eyes, has shortened measuring time, has reduced artificial measuring error.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a one-dimensional water tank for measuring a radiotherapy machine.
Background
Currently, tumor radiotherapy is a treatment method that uses high-energy X-rays and treats tumor cells by focusing the rays. The energy and dose of the high-energy radiation can change, and the high-energy X-ray can be quantitatively detected by an ionization chamber and a measuring water tank, which is an essential step for ensuring accurate tumor radiotherapy dose.
In the existing common water tank, a radiotherapy physical technician places an ionization chamber measuring center in the water tank at the position of a central shaft of an ionization chamber adapter, and injects water into the water tank to different depths to measure ray energy and calibrate ray dose. The existing measuring water tank has the defects that: the height of the horizontal plane is observed by eyes when the measurement depth is required to be changed in measurement, the coincidence of the scale lines of the depth of the box body is observed, different people and even the same person often have different times, the height of the horizontal plane is also different when the eyes are positioned, so that the measurement error is artificially caused, and the existing water tank can only measure the horizontal plane with a specific height, thereby causing the limitation of measurement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be used for radiotherapy quick-witted measuring one-dimensional water tank, this be used for radiotherapy quick-witted measuring one-dimensional water tank can improve and rely on eyes to observe that the adjustment liquid level height brings measuring error to improve the problem because of the measurement limitation that only several kinds of liquid level height produced.
The utility model discloses a realize through following technical scheme:
one aspect of the utility model provides a one-dimensional water tank for radiotherapy machine measurement, which comprises a first tank body, an ionization chamber adapter, a drainage hose and a water level device;
the ionization chamber adapter is arranged in the first box body, and is provided with a containing cavity penetrating through one side wall of the first box body, and the containing cavity is used for placing an ionization chamber;
the side wall of the first box body is provided with a drain hole, the first end of the drain hose is communicated with the drain hole, the second end of the drain hose is provided with a water outlet platform, the water level device is provided with a plurality of grooves, each groove has a preset height, and the grooves are used for accommodating the water outlet platform, so that the upper surface of the water outlet platform has the preset height.
The one-dimensional water tank for radiotherapy machine measurement further comprises a support table, wherein the support table is provided with a step with a preset height, the step is used for supporting the water level device, and when the water level device is placed on the step at the bottommost part of the support table, the height of the top surface of the groove at the bottommost part of the water level device is the same as the height of the center line of the ionization chamber adapter.
The distance between the top surfaces of two adjacent grooves in the vertical direction of the one-dimensional water tank for the radiotherapy machine measurement is 1cm, and the distance between two adjacent steps on the support table is 1 mm.
The shape of the water outlet platform is matched with that of the groove.
The one-dimensional water tank for the radiotherapy machine measurement is characterized in that the outer side of the groove is provided with a scale mark; and each step of the support table is provided with a scale mark.
The one-dimensional water tank for the radiotherapy machine measurement is characterized in that a first supporting leg and a second supporting leg are arranged at the bottom of the water level device, the supporting table comprises a first supporting table and a second supporting table, the first supporting table is used for supporting the first supporting leg, the second supporting table is used for supporting the second supporting leg, and the steps are arranged on the first supporting table and the second supporting table.
The one-dimensional water tank for radiotherapy machine measurement further comprises a second tank body, the second tank body is separated from the first tank body through the side wall provided with the drain hole, and the drain hose and the support platform are both located in the second tank body.
The one-dimensional water tank for the radiotherapy machine measurement is characterized in that the bottom of each of the first tank body and the second tank body is provided with a drainage valve.
The one-dimensional water tank is used for the measurement of the radiotherapy machine, and the first tank body and/or the second tank body are/is provided with a level gauge.
The one-dimensional water tank for the radiotherapy machine measurement is characterized in that the bottom parts of the first tank body and the second tank body are respectively provided with a horizontal adjusting structure;
the horizontal adjusting structure comprises an adjusting screw rod and an adjusting nut.
The utility model discloses a one-dimensional water tank for radiotherapy machine is measured, water in the first box passes through wash port, hose, the outflow of play water platform upper surface, is provided with a plurality of recesses on the water level gauge, and every recess has preset height in vertical direction, and the recess is used for the holding go out water platform, through the height that changes out water platform, according to the linker principle, can change the height of the horizontal plane in the first box, solved the limitation of horizontal plane height of measurement in the first box, the recess has preset height in vertical direction, does not use the people's eye to observe the water level height during use, shortens measuring time, has reduced artificial measuring error.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic structural diagram of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a water level gauge of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a support table of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention.
Description of reference numerals:
1-a first box;
2-an ionization chamber adapter;
3-a drain hose;
4-a water level device;
5-an ionization chamber;
6, supporting the table;
7-a second box body;
8-a drain valve;
9-a level gauge;
10-a level adjustment structure;
11-a drain hole;
31-a water outlet platform;
41-groove;
42-a first leg;
43-a second leg;
61-step;
62-a first support table;
63-a second support table.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It will be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The utility model provides a one-dimensional water tank for radiotherapy machine is measured based on above problem.
The following describes the one-dimensional water tank for radiotherapy machine measurement according to the present invention in detail with reference to the specific embodiments.
The first embodiment is as follows:
fig. 1 is a schematic structural view of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention, fig. 2 is a schematic structural view of a water level indicator of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention, please refer to fig. 1 and 2, a first aspect of the present embodiment provides a one-dimensional water tank for radiotherapy machine measurement, including a first tank 1, an ionization chamber adapter 2, a drainage hose 3 and a water level indicator 4;
the ionization chamber adapter 2 is arranged in the first box body 1, and the ionization chamber adapter 2 is provided with a containing cavity penetrating to one side wall of the first box body 1 and used for placing an ionization chamber 5;
the side wall of the first box body 1 is provided with a drain hole 11, the first end of the drain hose 3 is communicated with the drain hole 11, the second end of the drain hose 3 is provided with a water outlet platform 31, the water level device 4 is provided with a plurality of grooves 41, each groove 41 has a preset height, and the groove 41 is used for accommodating the water outlet platform 31, so that the top of the water outlet platform has a preset height.
In this embodiment, the ionization chamber adapter 2 is installed in the first box 1, the ionization chamber adapter 2 is used for accommodating the ionization chamber 5, water is injected into the first box 1 to different depths to perform ray energy measurement and ray dose calibration, and the volume of the first box 1 and the volume of the ionization chamber adapter 2 are not particularly limited in this embodiment. The ionization chamber of the present embodiment is a detector that measures ionizing radiation by using an ionization effect of the ionizing radiation, and is also called an ionization chamber.
In this embodiment, the first end of the drain hose 3 is communicated with the drain hole 11, the drain hole 11 is used for draining the water in the first housing 1 so that the water level in the first housing 1 reaches a preset height, and the position of the drain hole 11 is lower than the height of the center line of the ionization chamber adapter 2.
The top surface of each groove 41 in this embodiment has a predetermined height, and the specific value of the predetermined height of the grooves is not particularly limited in this embodiment, for example, the grooves 41 are arranged at equal intervals from bottom to top in the vertical direction, and the distance between adjacent grooves 41 is not particularly limited in this embodiment, for example, the distance may be 1cm or 2 cm.
In this embodiment, the water level device 4 is provided with a plurality of grooves 41, each groove 41 has a predetermined height in the vertical direction, and the grooves 41 are used for accommodating the water outlet platform 31. For example, in this embodiment, the top surface of each groove 41 has a predetermined height in the vertical direction, when the drainage platform 31 is placed in the groove 41, the top surface of the drainage platform 31 is flush with the top surface of the groove 41, and the height of the drainage platform 31 above the water surface is the height of the top surface of the groove 41. The one-dimensional water tank for radiotherapy machine measurement of this embodiment is according to the linker principle, and the water in the first box 1 flows out through going out water platform 31, through arranging out water platform 31 in different recesses 41, can change the height of the horizontal plane in the first box 1, because recess 41 on the water level ware 4 has the height of predetermineeing, does not use people's eye to observe the water level height when this one-dimensional water tank uses, has avoided artificial reading.
The utility model discloses a one-dimensional water tank for radiotherapy machine is measured, water in the first box passes through the wash port, the hose, go out the water platform top surface and flow, be provided with a plurality of recesses on the water level gauge, every recess has preset height in vertical direction, the recess is used for holding play water platform, through arranging the recess of going out water platform in the difference, according to the linker principle, can obtain the height of the horizontal plane in the first box, the limitation of only carrying out the measurement to specific high horizontal plane has been solved, because the recess has preset height, the water level height is observed without people's eye during the use, shorten measuring time, artificial measuring error has been reduced.
Example two:
fig. 3 is a schematic structural view of a supporting platform of a one-dimensional water tank for radiotherapy machine measurement according to an embodiment of the present invention, please refer to fig. 1 to 3, in which the present embodiment provides a one-dimensional water tank for radiotherapy machine measurement, and the present embodiment provides a supporting platform on the basis of the first embodiment.
The one-dimensional water tank for radiotherapy machine measurement of this embodiment further comprises a support table 6, the support table 6 has a step 61 with a preset height, the step 61 is used for supporting the water level device 4, wherein when the water level device 4 is placed on the step at the bottommost of the support table 6, the height of the top surface of the groove 41 at the bottommost of the water level device 4 is the same as the height of the center line of the ionization chamber adapter 2.
Further, the distance between the top surfaces of two adjacent grooves 41 in the vertical direction is 1cm, and the distance between two adjacent steps 61 on the support table 6 is 1 mm. In this embodiment, the movable water level device is provided with 21 grooves, each groove 41 has a square cross section with a side length of 2cm, the 21 grooves are distributed on the water level device in 3 rows and 7 rows, the height of the top surface of the groove 41 at the bottommost of the water level device 4 is the same as the height of the center line of the ionization chamber adapter 2, in this embodiment, the distance between the top surfaces of two adjacent grooves 41 in the vertical direction is 1cm, the distance between the adjacent steps 61 on the support table 6 is 1mm, and when the water level device 4 is placed on the step 61 at the bottommost of the support table 6, the vertical distance between the top surface of each groove 41 and the center of the ionization chamber 5 is 0-20 cm respectively. This embodiment can change the height of the horizontal plane in the first box through changing the position of water level ware 4 on 6 steps of brace table, makes the horizontal plane in the first box use 1mm as the arbitrary height of interval apart from ionization chamber adapter center, solves the limitation of measuring height greatly.
In this embodiment, the shape of the outlet platform 31 matches the shape of the groove 41. In this embodiment, the cross-sections of the water outlet platform 31 and the groove 41 are both square 2cmX2cm, and when the water outlet platform 31 is used, the water outlet platform 31 only needs to be inserted into the groove 41, so that the operation is fast and convenient. When the outlet platform 31 of the present embodiment is disposed in the groove 41, the top surface of the outlet platform 31 and the top surface of the groove 41 are located on the same plane.
In this embodiment, the outer side of the groove 41 is provided with a scale mark; be provided with the scale sign on every step 61 of brace table 6, the operator of being convenient for reads the water level value, for example, the outside sign of recess from low to high is 0cm, 1cm, 2cm … 20cm, the scale sign on every step 61 of brace table 6 is 0mm, 1mm, 2mm, 3mm … 9mm, when going out water platform 31 and placing in first recess 41, can change the height of the interior water level of first box 1 through the position of moving water level ware 4 on every step on brace table 6, the scale sign on the scale sign in the outside according to recess 41 and the step of brace table 6 can directly read out the water level value.
In this embodiment, the bottom of the water level gauge is provided with first landing leg 42 and second landing leg 43, the supporting bench includes first supporting bench 62 and second supporting bench 63, first supporting bench 62 is used for supporting first landing leg 42, second supporting bench 63 is used for supporting second landing leg 43, all be provided with on first supporting bench 62 and the second supporting bench 63 step 61. In the embodiment, the first leg 42 and the second leg 43 are arranged at the bottom of the water level device, and the first leg 42 and the second leg 43 are respectively placed on the first support table 62 and the second support table 63, so that the volume of the support table 6 is reduced to a certain extent.
Further, the one-dimensional water tank for radiotherapy machine measurement of the present embodiment further includes a second tank 7, the second tank 7 is separated from the first tank 1 by a side wall of the first tank, and the drainage hose 3 and the support platform 6 are both located in the second tank 7. Through setting up second box 7, the water that flows out in first box 1 can be collected at second box 7, has avoided the excessive of water.
The one-dimensional water tank for radiotherapy machine measurement of this embodiment is 0 to 20 centimetres respectively apart from the vertical distance at ionization chamber center when placing the fluviograph in the step of brace table bottommost, through changing the position of fluviograph on the brace table step, and go out the position of water platform on the fluviograph, can change the height of the horizontal plane in the first box, make the horizontal plane in the first box reach to use 1mm as the arbitrary height of interval apart from ionization chamber adapter center, the limitation of measuring height has been solved greatly.
Example three:
the embodiment provides a one-dimensional water tank for radiotherapy machine measurement, and on the basis of the second embodiment, the embodiment provides a specific structure of a first tank body and a second tank body.
In this embodiment, the bottom of the first tank 1 and the bottom of the second tank 7 are both provided with a drain valve 8. Through set up drainage valve 8 in the bottom of first box with the second box, after carrying out ray energy measurement and ray dosage calibration and accomplishing, directly open drainage valve 8 and can discharge the water.
In this embodiment, a level 9 is mounted on the first casing 1 and/or the second casing 7. Whether the first box body and the second box body can be visually identified to be in a horizontal state or not by arranging the level gauge 9, and the first box body and the second box body are timely adjusted when in a non-horizontal state so as to ensure the accuracy of water level measurement in the first box body 1.
Further, in this embodiment, the bottom of each of the first box and the second box is provided with a horizontal adjusting structure 10; the horizontal adjusting structure comprises an adjusting screw rod and an adjusting nut. Through setting up level adjustment structure 10, when the spirit level shows that first box and second box are non-horizontality, direct adjustment level adjustment structure, can be with the position leveling of first box and second box, the level adjustment structure of this embodiment is adjusting screw and adjusting nut, the bottom of first box is provided with a set of adjusting screw and adjusting nut, the bottom of second box is provided with a set of adjusting screw and adjusting nut, adjusting screw and adjusting nut threaded connection, through rotating adjusting nut, can make level adjustment screw rise or descend, and then adjust the levelness of first box.
When the one-dimensional water tank for radiotherapy machine measurement of this embodiment is used, place the play water platform of hose in arbitrary recess of water level ware, place the water level ware in arbitrary step of brace table, the water in the first box flows into the second box through wash port, drainage hose and play water platform. The water flowing into the second box body flows out of the box body through a drain valve at the lower part of the second box body. Through arranging the water platform in different recesses, can change the height of the horizontal plane in the first box, this embodiment is through the position that changes water platform and water level ware, can make the horizontal plane in the first box reach and use 1mm as the arbitrary height of interval apart from ionization chamber center, solves the limitation of measuring height greatly, and need not the people's eye observe the water level height during the use, shortens measuring time, has reduced artificial measuring error.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A one-dimensional water tank for radiotherapy machine measurement is characterized by comprising a first tank body, an ionization chamber adapter, a drainage hose and a water level device;
the ionization chamber adapter is arranged in the first box body, and is provided with a containing cavity penetrating through one side wall of the first box body, and the containing cavity is used for placing an ionization chamber;
a drain hole is arranged on the side wall of the first box body, the first end of the drain hose is communicated with the drain hole,
the water level device is characterized in that a water outlet platform is arranged at the second end of the drainage hose, a plurality of grooves are formed in the water level device, each groove is provided with a preset height, and each groove is used for containing the water outlet platform, so that the upper surface of the water outlet platform is provided with the preset height.
2. The one-dimensional water tank for radiotherapy machine measurement according to claim 1, further comprising a support table having a step of a preset height thereon for supporting the water level, wherein when the water level is placed on the step of the bottom-most of the support table, the height of the top surface of the recess of the bottom-most of the water level is the same as the height of the center line of the ionization chamber adapter.
3. The one-dimensional water tank for radiotherapy machine measurement according to claim 2, wherein the distance between the top surfaces of two adjacent grooves in the vertical direction is 1cm, and the distance between two adjacent steps on the support table is 1 mm.
4. The one-dimensional water tank for radiotherapy machine measurement as claimed in claim 3, wherein the shape of the water outlet platform matches the shape of the groove.
5. The one-dimensional water tank for radiotherapy machine measurement as claimed in claim 4, wherein the outside of the groove is provided with scale marks; and each step of the support table is provided with a scale mark.
6. The one-dimensional water tank for radiotherapy machine measurement as claimed in claim 5, wherein the bottom of the water level is provided with a first leg and a second leg, the support platforms comprise a first support platform and a second support platform, the first support platform is used for supporting the first leg, the second support platform is used for supporting the second leg, and the steps are arranged on the first support platform and the second support platform.
7. The one-dimensional water tank for radiotherapy machine measurement according to any one of claims 2 to 6, further comprising a second tank body separated from the first tank body by a side wall provided with the drainage hole, wherein the drainage hose and the support table are located in the second tank body.
8. The one-dimensional water tank for radiotherapy machine measurement as claimed in claim 7, wherein the bottom of the first tank and the bottom of the second tank are both mounted with a drain valve.
9. The one-dimensional water tank for radiotherapy machine measurement according to claim 7, wherein a level is mounted on the first tank and/or the second tank.
10. The one-dimensional water tank for radiotherapy machine measurement as claimed in claim 7, wherein the bottom of the first tank and the bottom of the second tank are both mounted with a horizontal adjustment structure;
the horizontal adjusting structure comprises an adjusting screw rod and an adjusting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021721297.8U CN212410871U (en) | 2020-08-17 | 2020-08-17 | One-dimensional water tank for radiotherapy machine measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021721297.8U CN212410871U (en) | 2020-08-17 | 2020-08-17 | One-dimensional water tank for radiotherapy machine measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212410871U true CN212410871U (en) | 2021-01-26 |
Family
ID=74371697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021721297.8U Expired - Fee Related CN212410871U (en) | 2020-08-17 | 2020-08-17 | One-dimensional water tank for radiotherapy machine measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212410871U (en) |
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2020
- 2020-08-17 CN CN202021721297.8U patent/CN212410871U/en not_active Expired - Fee Related
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Granted publication date: 20210126 |