CN207231789U - A kind of external driving measuring systems of the MLC of medical accelerator - Google Patents
A kind of external driving measuring systems of the MLC of medical accelerator Download PDFInfo
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- CN207231789U CN207231789U CN201720998920.6U CN201720998920U CN207231789U CN 207231789 U CN207231789 U CN 207231789U CN 201720998920 U CN201720998920 U CN 201720998920U CN 207231789 U CN207231789 U CN 207231789U
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Abstract
It the utility model is related to a kind of external driving measuring systems of MLC of medical accelerator, system includes power module, two groups of Multirow sockets, first switching switch, second switching switch, first choice switchs and the second selecting switch, first switching switch and the second switching switch connect power module both ends respectively, first switching switch is corresponding to first group just, anti- contact, second switching switch is corresponding to second group just, anti- contact, first group just, anti- contact connects first choice switch respectively, second group just, anti- contact connects the second selecting switch respectively, first choice switchs the both sides jack for connecting first group of Multirow socket respectively with the second selecting switch, first choice switchs the both sides jack for connecting second group of Multirow socket respectively with the second selecting switch.Compared with prior art, the utility model has the advantages that easy to improve efficiency, driving and according to circumstances progress power supply selection suitable for multiple versions, achievable single or single motor during MLC maintenances.
Description
Technical field
Medical instruments field is the utility model is related to, is measured more particularly, to a kind of external drivings of MLC of medical accelerator
System.
Background technology
Medical computerized linear accelerator is irradiation field close to tumor shape, is provided with leafy collimation greatly to greatest extent
Device (multi-leaf collimator), abbreviation MLC systems, so as to reach the influence normal structure of minimum degree to greatest extent
Killing tumor cell purpose.The operating method kept off than lead due to MLC systems more accurately and quickly, is furnished with MLC systems at present
Clinac medical institutions throughout the country in using more and more extensive.With the raising of medical technology, radiation
Safety and reliability requirement in treatment is also higher and higher, and the maintenance of MLC is clinac quality control efforts
One of critically important link.
MLC systems are the attachment devices of clinac, are made of hardware system and software systems.Hardware system is again
It is divided into control computer and MLC cell two parts, control computer sends radiation field size instruction, and MLC cell part is used for producing spoke
Launched field, in the collimater of accelerator, including MLC drive parts, machine driven system and feedback control circuit, mainly have
Lead blade, screw rod, nut etc., lead leaf are generally made of the lead flake that 20 pairs, 40 pairs or 60 pairs thickness are 2~3mm, and each blade is matched somebody with somebody
A standby micromachine, by transmission device, micromachine can stretch in order with movable vane piece stretching motion, all blades, can
So that MLC forms specific shape.Be connected face concaveconvex structure each other between adjacent blades, has close structure, good leak-proof effect
The features such as.
During due to MLC maintenances, replacement luminous point, using existing Elekta specific purpose tools cost height, inconvenience is carried, is not had
Method is popularized.And small handpiece is pulled down in servicing operations, it is necessary to power off, to stretch into center by blade one by one, maintenance, replace instead
Also to be exited one by one after luminous point, it is comparatively laborious and poorly efficient.With battery power, often drive a blade will wiring, will
Operation is twice, it is impossible to which whether Test driver system is good.
Utility model content
The purpose of this utility model is exactly to provide a kind of medical acceleration to overcome the problems of the above-mentioned prior art
The external driving measuring systems of MLC of device.
A kind of external driving measuring systems of the MLC of medical accelerator, the system includes power module, the first switching is opened
Pass, the second switching switch, first choice switch, the second selecting switch, first group of Multirow socket and second group of Multirow socket, it is described
The first switching switch and the second switching switch connect power module both ends respectively, first switching switch corresponds to first group
Positive and negative contact, described first group of positive contact and anti-contact connect first choice switch, second switching switch pair respectively
Second group of positive and negative contact is answered, described second group of positive contact and anti-contact connect the second selecting switch, the described first choosing respectively
Select switch and the second selecting switch connects the both sides jack of first group of Multirow socket, first choice switch and second respectively
Selecting switch connects the both sides jack of second group of Multirow socket respectively.
The corresponding 10 selections contact of the first choice switch, 10 selection contacts correspond to 10 cored wires, 10 cores
Side jack of wherein 8 cores of line respectively with first group of Multirow socket is connected in parallel, the wherein 10 cores difference of 10 cored wires
It is connected in parallel with the side jack of second group of Multirow socket.
Second selecting switch corresponds to 5 selection contacts, and 5 selection contacts correspond to 5 cored wires, 5 cored wires
Opposite side jack of wherein 5 cores respectively with first group of Multirow socket is connected in series, and wherein 4 cores of 5 cored wires are respectively with
The opposite side jack of two groups of Multirow sockets is connected in series.
First group of Multirow socket includes five plug sockets, and each plug socket includes 8 groups of jacks respectively.
Second group of Multirow socket includes four plug sockets, and each plug socket includes 10 groups of jacks respectively.
The power module includes power supply, ammeter and voltmeter, after the ammeter is in parallel with voltmeter with electricity
Source connects.
The power supply includes battery and external power supply.
The purpose of this utility model can be achieved through the following technical solutions：
Compared with prior art, the utility model has the following advantages：
Efficiency is improved when the 1st, being maintained easy to MLC：After the circuit drives of the utility model, it is possible to achieve convenient accurate
It is driven, measures to formulating motor；
2nd, suitable for multiple versions：It is different according to MLC motor driver PCB versions, it is provided with two kinds and different inserts
Head；
3rd, the driving of single or single motor can be achieved：It can be combined by JP1, JP2 short circuit contact pin to realize single horse
Reach, the driving of the motor and whole side motor of socket, meet various maintenance needs；
4th, power supply selection is according to circumstances carried out：Power module can use battery power, can also use external power supply, be easy to
Practical application.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Wherein：S1, switching switch, S2, first choice switch, S3, the second selecting switch, J1, first group of socket one, J2,
One group of socket two, J3, first group of socket three, J4, first group of socket four, P1, second group of socket one, P2, second group of socket two, P3、
Second group of socket three, P4, second group of socket four, P5, second group of socket five, at JP1, first group of socket short circuit contact pin, JP2, second
At group socket short circuit contact pin.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is the part of the embodiment of the utility model, rather than is all implemented
Example.Based on the embodiment in the utility model, those of ordinary skill in the art institute on the premise of creative work is not made
The every other embodiment obtained, should all belong to the scope of the utility model protection.
Embodiment：
A kind of external driving measuring systems of MLC of medical accelerator of the utility model, using the circuit specially set, pass through
Stirring each switch easily and accurately can measure and judge to each fractional motor of MLC, and pass through toggle switch and short circuit
Contact pin can realize the driving measurement of a socket and whole side motor, greatly improve maintenance efficiency.
Concrete structure：
A kind of external driving measuring systems of the MLC of medical accelerator, the measuring system include power module and and power supply
The switching switch S1 of module connection, the first choice switch being connected respectively with switching switch and the second selecting switch, switching switch
It is divided into the first switching switch and the second switching switch, power module one end connects the first switching switch, and other end connection second is cut
Change switch, the first switching switch corresponds to first group of positive and negative contact, and the second switching switch corresponds to second group of positive and negative contact, first group
Positive and negative contact connects first choice switch S2 respectively, and second group of positive and negative contact connects the second selecting switch S3 respectively, and system is also
Including first group of Multirow socket and second group of Multirow socket, the both sides jack of first group of Multirow socket connects first choice and opens respectively
Close and the second selecting switch, the both sides jack of second group of Multirow socket connect first choice switch and the second selecting switch respectively.
Power module includes power supply, ammeter and voltmeter, and ammeter is connected with after voltmeter parallel connection with power supply.Power supply include battery and
External power supply.
System is equipped with two groups of sockets, meets different MLC motor driver PCB version requirements respectively, wherein first group
Multirow socket includes five plug sockets, is respectively first group of one J of socket1, first group of two J of socket2, first group of three J of socket3, first group
Four J of socket4, each plug socket includes 8 groups of jacks respectively.Second group of Multirow socket includes four plug sockets, is respectively second group of socket
One P1, second group of two P of socket2, second group of three P of socket3, second group of four P of socket4, second group of five P of socket5, each plug socket wraps respectively
Include 10 groups of jacks.
Corresponding 10 contacts of first choice switch, 10 contacts correspond to 10 cored wires, and wherein 8 cores of 10 cored wires are respectively with first
The unilateral jack of group Multirow socket is connected in parallel, wherein 10 cores of 10 cored wires respectively with the unilateral jack of second group of Multirow socket simultaneously
Connection connection.Second selecting switch corresponds to 5 contacts, and 5 contacts correspond to 5 cored wires, wherein 5 cores of 5 cored wires respectively with more than first group
The unilateral jack of plug socket is connected in series, and wherein 4 cores of 5 cored wires are connected in series with second group of Multirow socket respectively.
Operation principle：
As shown in Figure 1, there is whole side whole plug on circuit board (according to MLC motor driver PCB versions not
Together, two kinds of different plugs are provided with), once the MLC motor powers of whole side can be plugged, by S2, S3 selecting switch
Combine to select one of motor to drive, stir S1 to control the forward/backward of motor, while monitor the reading of mA, V table
It may determine that whether motor, transmission system are good.The JP1 and/or second at first group of socket short circuit contact pin can also be passed through
It is single to realize to stir first choice switch S2 and the second selecting switch S3 for JP2 setting contact pins and combination at group socket short circuit contact pin
Motor, socket motor and whole side motor driving, meet various maintenance needs.
After the circuit drives of the utility model, it is possible to achieve convenient to be accurately driven, measure to formulating motor；
It is different according to MLC motor driver PCB versions, it is provided with two kinds of different plugs；JP1, JP2 short circuit contact pin can be passed through
Combine realize single-motor, socket motor and whole side motor driving, meet various maintenance needs；Power supply mould
Block can use battery power, external power supply can also be used, easy to practical application.
The above, is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in various in the technical scope that the utility model discloses
Equivalent modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, this practicality
New protection domain should be subject to scope of the claims.
Claims (7)
- A kind of 1. external driving measuring systems of the MLC of medical accelerator, it is characterised in that the system include power module, First switching switch, the second switching switch, first choice switch, the second selecting switch, first group of Multirow socket and more than second group Plug socket, first switching switch and the second switching switch connect power module both ends respectively, and the described first switching is opened Close corresponding first group of positive and negative contact, described first group of positive contact and anti-contact connect first choice switch respectively, and described the Two switching switches correspond to second group of positive and negative contact, and described second group of positive contact and anti-contact connect the second selecting switch respectively, The first choice switch and the second selecting switch connect the both sides jack of first group of Multirow socket, the described first choosing respectively Select switch and the second selecting switch connects the both sides jack of second group of Multirow socket respectively.
- 2. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 1, it is characterised in that described The corresponding 10 selections contacts of first choice switch, 10 selection contacts correspond to 10 cored wires, wherein 8 cores point of 10 cored wires Side jack not with first group of Multirow socket is connected in parallel, wherein 10 cores of 10 cored wires respectively with socket more than second group The side jack of seat is connected in parallel.
- 3. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 2, it is characterised in that described The second selecting switch correspond to 5 selection contacts, 5 selection contacts correspond to 5 cored wires, wherein 5 cores of 5 cored wires respectively with The opposite side jack of first group of Multirow socket is connected in series, wherein 4 cores of 5 cored wires respectively with second group of Multirow socket Opposite side jack is connected in series.
- 4. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 3, it is characterised in that described First group of Multirow socket include five plug sockets, each plug socket includes 8 groups of jacks respectively.
- 5. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 3, it is characterised in that described Second group of Multirow socket include four plug sockets, each plug socket includes 10 groups of jacks respectively.
- 6. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 1, it is characterised in that described Power module include power supply, ammeter and voltmeter, the ammeter is connected with after voltmeter parallel connection with power supply.
- 7. the external driving measuring systems of the MLC of a kind of medical accelerator according to claim 6, it is characterised in that described Power supply include battery and external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998920.6U CN207231789U (en) | 2017-08-10 | 2017-08-10 | A kind of external driving measuring systems of the MLC of medical accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998920.6U CN207231789U (en) | 2017-08-10 | 2017-08-10 | A kind of external driving measuring systems of the MLC of medical accelerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207231789U true CN207231789U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720998920.6U Active CN207231789U (en) | 2017-08-10 | 2017-08-10 | A kind of external driving measuring systems of the MLC of medical accelerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387369A (en) * | 2017-08-10 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of external driving measuring system of the MLC of medical accelerator |
-
2017
- 2017-08-10 CN CN201720998920.6U patent/CN207231789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387369A (en) * | 2017-08-10 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of external driving measuring system of the MLC of medical accelerator |
| CN109387369B (en) * | 2017-08-10 | 2023-12-05 | 上海卓亚医疗科技有限公司 | MLC external driving measurement system of medical accelerator |
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