CN206892350U - A kind of water tank for Radiotherapy dosimetry measurement - Google Patents
A kind of water tank for Radiotherapy dosimetry measurement Download PDFInfo
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- CN206892350U CN206892350U CN201720458789.4U CN201720458789U CN206892350U CN 206892350 U CN206892350 U CN 206892350U CN 201720458789 U CN201720458789 U CN 201720458789U CN 206892350 U CN206892350 U CN 206892350U
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Abstract
The utility model provides a kind of water tank for Radiotherapy dosimetry measurement, including casing, the support of tank floor is provided perpendicular in casing, adapter fixed mount is connected with support, the fixed cell for installing detection device adapter is provided with adapter fixed mount.Depth adjusting mechanism is provided with support, adapter fixed mount is slided up and down by depth adjusting mechanism along support.Depth adjusting mechanism includes worm gear case, driving gear, driven gear and odontoid belt, worm gear case is arranged at the top of support, the input of worm gear case is connected with adjusting handle, the output end of worm gear case is connected with driving gear, driven gear is rotatablely connected with the bottom of support, driving gear is connected with driven gear by odontoid belt, and odontoid belt is fixedly connected with adapter fixed mount.Water tank of the present utility model for radiotherapy measurement, in that context it may be convenient to adjust detection device and be located at depth in water tank, and then be convenient for measuring to obtain the dosage of different depth.
Description
Technical field
Radiation physics dose of radiation accurate measuring technique field is the utility model is related to, is used for radiotherapy more particularly to one kind
The water tank of dosage measurement.
Background technology
Pointed out in No. 24 report of International radiation unit and the metering committee (ICRU), to tumor target therapeutic dose
Uncertainty should be within ± 5%, preferably within ± 2%.Medical accelerator utilizes 0.6cc ionisation chambers and supporting dedicated water
Case measures absolute dosages, as a result objective and accurate, is one of widely used corollary apparatus of current medical institutions.
With the development of accurate radiotherapy technology, the output dose requirement of medical accelerator is more smart in clinical radiotherapy
Standard, more preferably to kill tumor tissues, protection closes on vitals, and then improves the quality of life of patient.However, configuration
The water tank of 0.6cc ionisation chambers is that 0.6cc ionisation chamber adapters are fixedly connected in water tank, can only be entered using 0.6cc ionisation chambers
Row dosage measurement, detection device species is single, sensitivity is single；0.6cc ionisation chamber adapters are immovable relative to water tank, need
, can only be by adjusting the water in water tank when adjusting effective measuring center position of detection device, and then adjust detection device
Underwater depth is flooded, is inconvenient；And the water tank of configuration 0.6cc ionisation chambers, can not be to different distance around launched field
Sand permeation dosage is dissipated to measure.The water tank of obvious existing configuration 0.6cc ionisation chambers can not meet that clinical dosage field is surveyed
The demand of amount.
Therefore, a kind of water tank for Radiotherapy dosimetry measurement how is founded, variety classes, different spirits can be installed
The detection device of sensitivity, can easily adjust effective measuring center position of detection device, and can to around launched field not
Same distance dissipates sand permeation dosage and measured, and turns into current industry urgent problem to be solved.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of water tank for Radiotherapy dosimetry measurement, can adjust
Whole detection device is located at the depth in water tank, and then the convenient effective measuring center position for adjusting detection device.
In order to solve the above technical problems, the utility model provides a kind of water tank for Radiotherapy dosimetry measurement, including casing,
The support of tank floor is provided perpendicular in the casing, adapter fixed mount is connected with the support, it is described suitable
The fixed cell for installing detection device adapter is provided with orchestration fixed mount.
As a kind of improvement of the present utility model, depth adjusting mechanism is provided with the support, the adapter is fixed
Frame is slided up and down by the depth adjusting mechanism along the support.
Further improve, the depth adjusting mechanism includes worm gear case, driving gear, driven gear and odontoid belt, institute
State the top that worm gear case is arranged at the support, the input of the worm gear case is connected with adjusting handle, the worm gear case it is defeated
Go out end to be connected with the driving gear, the driven gear is rotatablely connected with the bottom of the support, the driving gear
Connected with driven gear by the odontoid belt, the odontoid belt is fixedly connected with the adapter fixed mount.
Further improving, the inwall that the support is close to the casing is fixed, and close to the bracket side of the cabinet wall
Graduation mark is provided with, casing side-walls at least corresponding with the graduation mark are transparent configuration, and the adapter is fixed
Frame is fixedly connected with tuning drive gear.
Further improve, the fixed cell includes the first fixes sleeve, and the detection device adapter is plugged in described
In first fixes sleeve.
Further improve, horizontal scale chi is provided with the adapter fixed mount, the fixed cell also includes one
The second fixes sleeve being slidably arranged on above on the horizontal scale chi.
Further improve, be threaded with jackscrew in the side wall of first fixes sleeve and the second fixes sleeve, institute
Jackscrew is stated to be used to fasten the detection device adapter being plugged in first fixes sleeve or the second fixes sleeve.
Further improve, multiple Level tune seats are provided with below the casing, the Level tune seat includes being fixedly connected
Pillar below the casing and the horizontal adjustment bolt being threadedly connected to below the pillar；Water is provided with the casing
Flat indication mechanism.
Further improve, the horizontal indication mechanism includes two levels being separately positioned on the casing adjacent wall
Bubble.
Further improve, it is characterised in that the detection device adapter is ionisation chamber adapter, film adapter or heat
Release the one or more in Fluorescent Densitomet adapter.
After above-mentioned design, the utility model at least has advantages below：
1st, adapter fixed mount is movably connected on support, by adjusting depth of the adapter fixed mount on support, energy
Enough adjust detection device depth in underwater, and then the convenient effective measuring center position for adjusting detection device.
2nd, because Worm Wheel System has auto-lock function, so after adapter fixed mount position adjustment, detector
Position will not change because of the factor of self gravitation, simple and practical.
3rd, the cooperation of tuning drive gear and graduation mark is passed through, in that context it may be convenient to check the depth of detection device.
4th, horizontal scale chi is also equipped with adapter fixed mount, the second fixed cover is slidably provided with horizontal scale chi
Cylinder, detection device adapter is plugged in the second fixes sleeve, by adjusting detection device adapter on horizontal scale chi
Position, in that context it may be convenient to measure the scattered sand permeation dosage away from different distance around launched field.
The 5th, horizontal indication mechanism is set, make the levelness that can observe casing during adjustment Level tune seat at any time, make
Level tune process is simpler quick.
Brief description of the drawings
Above-mentioned is only the general introduction of technical solutions of the utility model, in order to better understand technology hand of the present utility model
Section, below in conjunction with accompanying drawing, the utility model is described in further detail with embodiment.
Fig. 1 is the structural representation for the water tank that the utility model is used for Radiotherapy dosimetry measurement；
Fig. 2 is the structural representation for the water tank for being used for Radiotherapy dosimetry measurement in Fig. 1；
Fig. 3 is the enlarged diagram of the first fixes sleeve；
Fig. 4 is the structural representation of support；
Fig. 5 is tuning drive gear and graduation mark matching relationship schematic diagram；
Fig. 6 is the structural representation of 0.6cc ionisation chamber adapters；
Fig. 7 is the structural representation of cusp ionisation chamber adapter；
Fig. 8 is the structural representation of vertical film clamping plate；
Fig. 9 is the assembling schematic diagram of vertical film clamping plate；
Figure 10 is the structural representation of horizontal film adapter；
Figure 11 is the structural representation of thermoluminescent dosemeter adapter；
Wherein, 1, casing, 2, Level tune seat, 3, air level, 4, support, 5, adapter fixed mount, 6, horizontal scale chi,
7th, the first fixes sleeve, the 8, second fixes sleeve, 9, jackscrew, 10, detection device adapter, 11, support fixed block, 12, sliding block,
13rd, tuning drive gear, 14, worm gear case, 15, adjusting handle, 16, driving gear, 17, driven gear, 18, odontoid belt, 19, vertical
Film clamping plate.
Embodiment
As shown in Figures 1 to 4, the present embodiment is used for the water tank of Radiotherapy dosimetry measurement, including transparent cabinet 1, the rule of casing 1
Lattice (length × width × height) are：32cm×32cm×32cm.The support 4 of the bottom surface of casing 1 is provided perpendicular in casing 1, on support 4
Adapter fixed mount 5 is connected with, the fixation for being provided with detection device adapter 10 is provided with adapter fixed mount 5
Unit.By adjusting position of the adapter fixed mount 5 on support 4, in that context it may be convenient to adjust detection device be submerged in it is underwater
Depth, and then effective measuring center position of convenient adjustment detection device, and the dosage of different depth is measured.
Specifically, support 4 is fixedly connected on by support fixed block 11 on the inwall of casing 1, adapter fixed mount 5 passes through
Sliding block 12 is slidably connected on support 4.Fixed cell includes the first fixes sleeve 7, and the first fixes sleeve 7 is fixedly connected on adaptation
On device fixed mount 5, jackscrew 9 is threaded with the side wall of the first fixes sleeve 7, detection device adapter 10 is plugged in the first fixation
In sleeve 7, and fastened by jackscrew 9, simple in construction, easy installation and removal.When needing to use variety classes, different sensitivity
When detection device carries out Radiotherapy dosimetry measurement, detection device adapter 10 in the first fixes sleeve 7 need to be only changed i.e.
Can.
Preferred embodiment, is provided with depth adjusting mechanism on the support 4, and depth adjusting mechanism includes worm gear case 14, actively
Gear 16, driven gear 17 and odontoid belt 18.Worm gear case 14 is arranged on the top of support 4, includes driving shaft in worm gear case 14
And driven shaft, it is outer and be fixedly connected with adjusting handle 15 that the input of driving shaft stretches out worm gear case 14, driving shaft and driven shaft it
Between connected by worm gear with worm-drive, the output end of driven shaft stretches out worm gear case 14.Driving gear 16 is arranged on worm gear case 14
In the output end of driven shaft, driven gear 17 is rotatably coupled to the bottom of support 4, and driving gear 16 and driven gear 17 are logical
Odontoid belt 18 is crossed to connect.Sliding block 12 is fixedly connected with odontoid belt 18 and can be under the drive of odontoid belt 18 along support 4
Lower slider.Depth of the adapter fixed mount 5 in casing 1 can easily be adjusted using said structure.Due to Worm Wheel System
With auto-lock function, so after adapter 5 position adjustment of fixed mount, the position of detection device will not because of self gravitation because
Element and change, it is simple and practical.
Coordinate shown in Fig. 5, support 4 is provided with graduation mark towards the side of the side wall of casing 1, and scale is fixedly connected with sliding block 12
Pointer 13, tuning drive gear 13 also moves along support 4 therewith while sliding block 12 moves, by tuning drive gear 13 and support 4
Graduation mark is engaged, in that context it may be convenient to is checked that detection device is submerged in the depth under the water surface, and then is determined having for detection device
Imitate measuring center position.Specified otherwise is needed, to avoid producing error because light reflects, support 4 should be close to the inwall of casing 1
Set；When casing 1 is using nontransparent structure, side-walls at least corresponding with graduation mark should be transparent configuration.
Measure for convenience of the scattered sand permeation dosage to different distance around launched field, also installed on adapter fixed mount 5
There is horizontal scale chi 6, horizontal scale chi 6 also includes more than one second fixes sleeve 8 parallel to the bottom surface of casing 1, fixed cell,
Second fixes sleeve 8 is slidably connected on horizontal scale chi 6, and the second fixes sleeve 8 is fastenedly connected with detection device by jackscrew 9
Adapter 10.By the position for adjusting the second fixes sleeve 8, in that context it may be convenient to distance of the detection device away from launched field is adjusted, and just
Just measure the scattered sand permeation dosage away from different distance around launched field., can be simultaneously when setting multiple second fixes sleeves 8
Gather multiple data.
In addition, for convenience of the levelness of casing 1 is adjusted, the lower section of the casing 1 is provided with four Level tune seats 2, and level is adjusted
Section seat 2 includes the horizontal adjustment bolt for being fixedly connected on the pillar of the lower section of casing 1 and being threadedly connected to below pillar.Casing 1
Horizontal indication mechanism is also equipped with side wall, the levelness of casing 1 can be observed at any time in the adjustment process of Level tune seat 2.Water
Flat indication mechanism includes two air levels 3, and two air levels 3 are separately mounted on the adjacent wall of casing 1.
Coordinate shown in Fig. 6 to Figure 11, detection device adapter 10 can be ionisation chamber adapter, film adapter or thermoluminescence
Dosimeter (TLD) adapter etc., ionisation chamber adapter can be 0.6cc ionisation chambers adapter, cusp ionisation chamber adapter or other
The ionisation chamber adapter of sensitive volume；Thermoluminescent dosemeter (TLD) adapter can be sheet TLD adapters, square TLD adapters
Or circular TLD adapters；Film adapter can be horizontal film adapter or vertical film clamping plate 19.
Water tank of the present utility model for Radiotherapy dosimetry measurement, the detection of variety classes, different sensitivity can be installed
Device, effective measuring center position of detection device can be easily adjusted, and leakage can be dissipated to different distance around launched field
Roentgen dose X measures.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
Fall in the scope of protection of the utility model.
Claims (9)
1. a kind of water tank for Radiotherapy dosimetry measurement, including casing, it is characterised in that be provided perpendicular to case in the casing
The support of body bottom surface, adapter fixed mount is connected with the support, be provided with the adapter fixed mount for pacifying
Fill the fixed cell of detection device adapter；
It is provided with depth adjusting mechanism on the support, the adapter fixed mount is by the depth adjusting mechanism along the branch
Frame slides up and down.
2. the water tank according to claim 1 for Radiotherapy dosimetry measurement, it is characterised in that the depth adjusting mechanism bag
Worm gear case, driving gear, driven gear and odontoid belt are included, the worm gear case is arranged at the top of the support, the worm gear
The input of case is connected with adjusting handle, and the output end of the worm gear case is connected with the driving gear, and the driven gear can
The bottom for being connected to the support rotated, the driving gear are connected with driven gear by the odontoid belt, the tooth
Shape belt is fixedly connected with the adapter fixed mount.
3. the water tank according to claim 1 for Radiotherapy dosimetry measurement, it is characterised in that the support is close to the case
The inwall of body is fixed, and the bracket side of the cabinet wall is provided with graduation mark, the casing at least with the graduation mark
Corresponding side-walls are transparent configuration, and the adapter fixed mount is fixedly connected with tuning drive gear.
4. the water tank according to claim 1 for Radiotherapy dosimetry measurement, it is characterised in that the fixed cell includes the
One fixes sleeve, the detection device adapter are plugged in first fixes sleeve.
5. the water tank according to claim 4 for Radiotherapy dosimetry measurement, it is characterised in that on the adapter fixed mount
Horizontal scale chi is provided with, the fixed cell is also slidably arranged on second on the horizontal scale chi including more than one
Fixes sleeve.
6. it is according to claim 5 for Radiotherapy dosimetry measurement water tank, it is characterised in that first fixes sleeve and
It is threaded with jackscrew in the side wall of second fixes sleeve, the jackscrew is used to being plugged in first fixes sleeve or the
Detection device adapter fastening in two fixes sleeves.
7. the water tank according to claim 1 for Radiotherapy dosimetry measurement, it is characterised in that be provided with below the casing more
Individual Level tune seat, the Level tune seat include the pillar being fixedly connected on below the casing and are threadedly connected to the branch
Horizontal adjustment bolt below post；Horizontal indication mechanism is provided with the casing.
8. the water tank according to claim 7 for Radiotherapy dosimetry measurement, it is characterised in that the horizontal indication mechanism bag
Include two air levels being separately positioned on the casing adjacent wall.
9. the water tank for being used for Radiotherapy dosimetry measurement according to claim any one of 1-8, it is characterised in that the detection dress
Adapter is put as the one or more in ionisation chamber adapter, film adapter or thermoluminescent dosemeter adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720458789.4U CN206892350U (en) | 2017-04-28 | 2017-04-28 | A kind of water tank for Radiotherapy dosimetry measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720458789.4U CN206892350U (en) | 2017-04-28 | 2017-04-28 | A kind of water tank for Radiotherapy dosimetry measurement |
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| Publication Number | Publication Date |
|---|---|
| CN206892350U true CN206892350U (en) | 2018-01-16 |
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ID=61325013
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720458789.4U Active CN206892350U (en) | 2017-04-28 | 2017-04-28 | A kind of water tank for Radiotherapy dosimetry measurement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267770A (en) * | 2018-03-20 | 2018-07-10 | 中国医学科学院放射医学研究所 | A kind of measurement stent for leakage rediation under medical accelerator head |
-
2017
- 2017-04-28 CN CN201720458789.4U patent/CN206892350U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267770A (en) * | 2018-03-20 | 2018-07-10 | 中国医学科学院放射医学研究所 | A kind of measurement stent for leakage rediation under medical accelerator head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210719 Address after: Room 9003, 9th floor, building 1, 10111 Songze Avenue, Xianghuaqiao street, Qingpu District, Shanghai Patentee after: SHANGHAI HAPSTAR MECHANICAL AND ELECTRICAL EQUIPMENT Co.,Ltd. Address before: No.238 Baidi Road, Nankai District, Tianjin Patentee before: Inst of Radiation Medicine Chinese Acad of Medical Sciences |
|
| TR01 | Transfer of patent right |