CN208464982U - A kind of rack construction and radiotherapy equipment - Google Patents
A kind of rack construction and radiotherapy equipment Download PDFInfo
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- CN208464982U CN208464982U CN201721487875.4U CN201721487875U CN208464982U CN 208464982 U CN208464982 U CN 208464982U CN 201721487875 U CN201721487875 U CN 201721487875U CN 208464982 U CN208464982 U CN 208464982U
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- rotary frame
- treatment head
- rack construction
- anticollision
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Abstract
The utility model discloses a kind of rack construction and radiotherapy equipments, belong to radiotherapy apparatus field.The rack construction includes: rotary frame, the treatment head that can be swung up on the rotary frame and in the rotary frame axis is set, the rack construction further include: be arranged on the rotary frame, and be located at the anticollision testing agency below the treatment head；The anticollision testing agency is used to form a plurality of signal link that can be separated by physics；Swinging track arrangement of a plurality of signal link along the treatment head in the rotary frame axial direction；Every signal link extends along perpendicular to the rotary frame axially direction, to cover the treatment head.Whether separated by physics by detection signal chain road, anticollision detection can be carried out.By making rotary frame rotate a circle, treatment head can be completed and detected in the anticollision of all non-co-planar angular positions, it is easy to operate, it is time saving and energy saving.
Description
Technical field
The utility model relates to radiotherapy technology field, in particular to a kind of rack construction and radiotherapy equipment.
Background technique
Radiotherapy equipment is a kind of implementation tool of radiation therapy technology being widely used comprising control mechanism,
Rack construction, Fig. 1 show a type of rack construction, which includes: rotary frame 1 again；In axial direction set
Set the arc-shaped guide rail 2a on rotary frame 1；Treatment head 3 on arc-shaped guide rail 2a is set；Treatment head 3 can arcuately guide rail 2a
Movement, it may be assumed that treatment head 3 can be swung up in 1 axis of rotary frame, and can be rested on arc-shaped guide rail 2a under control mechanism control and be appointed
At one position.Meanwhile rotary frame 1 can also rotate about the axis thereof under the control of control mechanism, to drive treatment head 3 around being located at
Treatment isocenter point rotation on 1 central axes of rotary frame.Treatment head thus may be implemented from each non-co-planar angle position
Noncoplanar irradiation is carried out to lesion, i.e., when treatment head 3 is located at the different location on arc-shaped guide rail 2a, rotary frame 1 rotates a circle
The different irradiated planes of formation are non-coplanar.
It before treating patient, needs to carry out pendulum position to the patient lain in therapeutic bed, makes lesion and treatment of patient etc.
Central point is overlapped, and after the completion of putting position, it also needs to carry out anticollision detection, to avoid treatment head over the course for the treatment of and therapeutic bed
Or patient collides.The prior art carries out anticollision detection by following methods: treatment head is moved to along guide rail
Different non-co-planar angle positions makes rotary frame rotate a circle for each non-co-planar angle, carries out anticollision inspection respectively
It surveys, is detected until completing treatment head in the anticollision of all non-co-planar angular positions.
The existing technology has at least the following problems for designer's discovery:
The prior art needs to carry out an anticollision detection in each non-co-planar angle position for treatment head, not only grasps
Make it is cumbersome, it is time-consuming and laborious, and the health for the operator being unfavorable in radiation environment.
Utility model content
The utility model embodiment provides a kind of rack construction and radiotherapy equipment, can solve above-mentioned technical problem.
Specific technical solution is as follows:
On the one hand, a kind of rack construction is provided, comprising: rotary frame is arranged on the rotary frame and can be
The treatment head that the rotary frame axis is swung up, which is characterized in that the rack construction further include: be arranged in the whirler
On frame, and it is located at the anticollision testing agency below the treatment head；
The anticollision testing agency is used to form a plurality of signal link that can be separated by physics；
Swinging track arrangement of a plurality of signal link along the treatment head in the rotary frame axial direction；
Every signal link extends along perpendicular to the rotary frame axially direction, to cover the treatment head.
In a kind of possible design, the lower edge of the anticollision testing agency and the treatment head be provided with it is default between
Away from；
The default spacing is used to prevent error detection, and, for carrying out pre-detection before collision accident occurs.
In a kind of possible design, the anticollision testing agency includes: to be oppositely arranged on the rotary frame
Part and signal receiving element occur for signal；
The signal occurs part and is used to form the row of the swinging track along the treatment head in the rotary frame axial direction
The signal source of cloth；
The signal receiving element is used to form the row of the swinging track along the treatment head in the rotary frame axial direction
The signal receiving point of cloth；
Signal link is used to form between the opposite signal source and the signal receiving point.
In a kind of possible design, it includes: multiple signal generators that part, which occurs, for the signal, and multiple signals occur
Swinging track arrangement of the device along the treatment head in the rotary frame axial direction；
Accordingly, the signal receiving element includes: multiple signal receivers, and multiple signal receivers are along the treatment
Swinging track arrangement of the head in the rotary frame axial direction.
In a kind of possible design, it includes: a signal generator that part, which occurs, for the signal, on the signal generator
Multiple transmitting points, swinging track arrangement of multiple transmitting points along the treatment head in the rotary frame axial direction；
Accordingly, the signal receiving element includes: a signal receiver, is provided with multiple connect on the signal receiver
Sink position, multiple swinging track arrangements for receiving point along the treatment head in the rotary frame axial direction.
In a kind of possible design, the signal generator is supersonic generator, electromagnetic wave generator, laser generation
Device, infrared emittance or visible light generator；
Accordingly, the signal receiver is ultrasonic receiver, electromagnetic wave receiver, laser pickoff, infrared receiver
Device or visible light receiver.
In a kind of possible design, the anticollision testing agency includes: setting on the rotary frame, and along institute
The multiple signals for stating swinging track arrangement of the treatment head in the rotary frame axial direction occur and receiving element；
Each signal occurs and receiving element is used to form the signal link.
In a kind of possible design, the signal occurs and receiving element is ultrasonic probe.
In a kind of possible design, it is provided on the rotary frame and is led along the axially extending arc of the rotary frame
Rail, the treatment head are movably disposed on the arc-shaped guide rail, with axial in the rotary frame along the arc-shaped guide rail
Upper swing.
In a kind of possible design, it is provided on the rotary frame and is led along the axially extending straight line of the rotary frame
Rail, the treatment head are movably disposed in linear guide, and the treatment head and linear guide are pivotally connected, in the whirler
Frame axis is swung up.
In a kind of possible design, the rack construction further include: anticollision control module；The anticollision controls mould
Block and the anticollision testing agency are electrically connected, and for controlling the operation of the anticollision testing agency, and obtain described anti-
The information whether signal link that collision detection mechanism is formed is separated.
In a kind of possible design, the anticollision control module includes: control unit, with the signal occur part and
The signal receiving element is electrically connected, alternatively, being electrically connected with signal generation and receiving element, for sending ON/OFF instruction；
Detection unit is electrically connected with the signal receiving element, alternatively, electrically connecting with signal generation and receiving element
It connects, for detecting whether the signal link is separated；
Processing unit is electrically connected, for receiving the testing result of the detection unit, and to institute with the detection unit
Testing result is stated to be analyzed and processed；
Display unit is electrically connected, for receiving processing result and the progress of the processing unit with the processing unit
Display.
In a kind of possible design, the rack construction further include: the alarm mould being electrically connected with the processing unit
Block, for receiving the processing result of the processing unit, also, when the processing result shows that collision accident will occur,
The alarm module issues alarm signal.
In a kind of possible design, the rack construction further include: the protection on the treatment head lower end surface is set
Mechanism；
When the protection mechanism is collided, the rotary frame and/or the treatment head is made to stop operation.
In a kind of possible design, the protection mechanism includes: the microswitch being arranged in the treatment head；
Protective cover on the treatment head lower end surface can be set with floating up and down；
When the protective cover is collided, then the microswitch is touched, makes the rotary frame and/or the treatment head
It stops operation.
In a kind of possible design, the rotary frame is roller or C-arm.
Second aspect provides a kind of radiotherapy equipment, any rack construction referred to including first aspect.
Technical solution provided by the embodiment of the utility model has the benefit that
Rack construction provided by the embodiment of the utility model is provided with anticollision testing agency, by detection along vertical
Directly whether separated in the signal link that rotary frame axially direction extends, anticollision detection can be carried out.Due to a plurality of letter
The swinging track arrangement of number chain curb treatment head in rotary frame axial direction, so that signal covers treatment head in rotary frame axial direction
On the non-co-planar angle position of whole therefore only rotary frame is needed to rotate a circle, can disposably complete treatment head all
The anticollision of non-co-planar angular position detects, easy to operate, significantly shortens the operating time, more time saving and energy saving.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 be it is provided by the embodiment of the utility model, when rotary frame be roller frame, and guide rail be arc-shaped guide rail when,
The first kind structural schematic diagram of rack construction；
Fig. 2 be it is provided by the embodiment of the utility model, by guide rail, treatment head, anti-collision from rack construction involved in Fig. 1
Hit the partial structural diagram after testing agency abstracts；
Fig. 3 is provided by the embodiment of the utility model when rotary frame is roller frame, and guide rail is arc-shaped guide rail, machine
Second class formation schematic diagram of frame structure；
Fig. 4 is provided by the embodiment of the utility model when rotary frame is roller frame, and guide rail is linear guide, treatment head
When being pivotally connected with guide rail, the structural schematic diagram of rack construction；
Fig. 5 is the structural schematic diagram of protection mechanism provided by the embodiment of the utility model.
Wherein, Fig. 1, Fig. 3 and Fig. 4 all illustrate treatment head and are rocked to two non-co-planar angle positions in rotary frame axial direction
The state at place is set, also, the 4a (4b) in attached drawing 1 and attached drawing 5 represents signal and part 4a and signal receiving element 4b occurs one by one
Relatively.
Appended drawing reference respectively indicates:
1- rotary frame,
2a- arc-shaped guide rail, 2b- linear guide, 201- driving motor, 202- transmission gear,
3- treatment head, 301- arc-shaped rack,
Part occurs for 4- anticollision testing agency, 4a- signal, and 4b- signal receiving element, 4c- signal occurs and receiving element,
5- protection mechanism,
5a- microswitch,
5b- protective cover,
M- patient,
X- therapeutic bed.
Specific embodiment
Unless otherwise defined, all technical terms used in the utility model embodiment all have and those skilled in the art
Normally understood identical meaning.To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with attached
Figure is described in further detail the utility model embodiment.
The utility model embodiment provides a kind of rack construction, and as shown in Fig. 1, which includes: whirler
Frame 1, is arranged on rotary frame 1 and can be in the treatment head 3 that 1 axis of rotary frame is swung up.Further, the rack knot
Structure further include: be arranged on rotary frame 1, and be located at the anticollision testing agency 4 of 3 lower section for the treatment of head.
The anticollision testing agency 4 is used to form a plurality of signal link that can be separated by physics；
Swinging track arrangement of a plurality of signal link along treatment head 3 in 1 axial direction of rotary frame；
Every signal link extends along perpendicular to 1 axially direction of rotary frame, to cover treatment head 3.
Wherein, treatment head 3 is swung up in 1 axis of rotary frame, may refer to rack construction shown in FIG. 1, is revolving
Setting is arranged on arc-shaped guide rail 2a along its axially extending arc-shaped guide rail 2a, treatment head 3 on favourable turn frame 1, and, treatment head 3 can
With arcuately guide rail 2a movement, in this way, treatment head 3 is enabled to be swung up in 1 axis of rotary frame.
Rack construction provided by the embodiment of the utility model can carry out anticollision detection to patient M or therapeutic bed X, prevent
Collision detection principle is as follows:
By the way that anticollision testing agency 4 is arranged below treatment head 3, it is capable of forming a plurality of letter that can be separated by physics
Number link, i.e., when collision accident occurs, patient M or therapeutic bed X can separate the signal link.Due to a plurality of signal link edge
Swinging track arrangement of the treatment head 3 in 1 axial direction of rotary frame, so that signal covers treatment head 3 in 1 axial direction of rotary frame
All swing positions, convenient for disposably carrying out anti-collision in the axial all non-co-planar angular positions of rotary frame 1 to treatment head 3
Hit detection.Since every bars chain curb extends perpendicular to 1 axially direction of rotary frame, to cover treatment head 3, so set
It sets, so that treatment head 3 is when occurring or will collide with patient M or therapeutic bed X, the signal link energy of corresponding position
It is enough to be separated by patient M or therapeutic bed X, and under the normal condition for the event that will not collide, every bars link will not
Separated by patient M or therapeutic bed X.As it can be seen that the utility model embodiment is led to by the way that anticollision testing agency 4 as above is arranged
Cross whether detection signal chain road by partition can be detected whether collision accident occurs.Also, when signal link is separated, pass through
The position that signal link is separated is obtained, the position of collision accident generation can be obtained.
Specifically, when carrying out anticollision detection, treatment head 3 can be made to be fixed on any bit in 1 axial direction of rotary frame
Place is set, rotates about the axis thereof rotary frame 1 one week, in the process, if a plurality of signal that anticollision testing agency 4 is formed
Link is not separated, then is illustrated over the course for the treatment of, treatment head 3 all non-co-planar angle positions will not with patient M or
Therapeutic bed X collides, whereas if there is the signal separated in a plurality of signal link that anticollision testing agency 4 is formed
Link then illustrates that over the course for the treatment of treatment head 3 is in the non-co-planar angular position where the signal link separated, it will
It collides with patient M or therapeutic bed X.
In summary, rack construction provided by the embodiment of the utility model is provided with anticollision testing agency 4, leads to
It crosses whether detection is separated along the signal link extended perpendicular to 1 axially direction of rotary frame, anticollision detection can be carried out.
Swinging track arrangement due to a plurality of signal link along treatment head 3 in 1 axial direction of rotary frame, so that signal covers treatment head 3
The non-co-planar angle position of whole in 1 axial direction of rotary frame is simulated treatment head 3 using anticollision testing agency 4 and is being rotated
Therefore all non-co-planar angle positions in 1 axial direction of rack only need rotary frame 1 to rotate a circle, can disposably complete to control
The anticollision that head 3 is treated in all non-co-planar angular positions detects, without often moving to a non-co-planar angle position in treatment head
When setting, rotary frame 1 rotates a circle, and carries out anticollision detection.Technical solutions of the utility model are easy to operate, significantly shorten behaviour
Make the time, it is more time saving and energy saving.
It is understood that patient M is located on therapeutic bed X in the anticollision detection before being treated, meanwhile, treatment
Bed X is located in rotary frame 1, i.e. patient M is located at 3 lower section for the treatment of head, and anticollision testing agency 4 is also disposed at treatment head 3
Lower section, but be located above patient M and therapeutic bed X, when patient M or therapeutic bed X does not collide with treatment head 3, anticollision
The signal link that testing agency 4 is formed will not be separated, conversely, then being separated by patient M or therapeutic bed X.Based on above-mentioned,
The utility model embodiment makes anticollision testing agency 4 and the lower edge for the treatment of head 3 be provided with default spacing, which uses
In preventing error detection and for carrying out pre-detection before collision accident occurs.
It for " preventing error detection ", refers to: will not be touched with treatment head 3 when patient M and therapeutic bed X is in
When normal condition when hitting, the signal link that anticollision testing agency 4 is formed cannot be separated by patient M and therapeutic bed X, such as
This, prevents error detection to realize, improves the reliability of anticollision detection；
For " carrying out pre-detection before collision accident generation ", refer to: when patient M and therapeutic bed X are in
When the collision status that collision accident can really occur, before which will occur, the letter of the formation of anticollision testing agency 4
Number link can be separated by patient M or therapeutic bed X, so set, not only can ensure that the hair for accurately detecting collision accident
It is raw, and pre-detection can be carried out before collision accident generation, it is convenient for early warning operation or manual intervention, to avoid this
Collision accident really occurs.
As it can be seen that as long as the default spacing between anticollision testing agency 4 and the lower edge for the treatment of head 3 meets above two simultaneously
A condition.
It is above-mentioned to refer to, anticollision testing agency 4 be formed by signal link must perpendicular to the axial direction of rotary frame 1, thus
Ensure when collision accident really occurs, the patient M or therapeutic bed X positioned at 3 lower section for the treatment of head can separate the signal link.
Based on this, the structure with regard to anticollision testing agency 4 provides several examples below:
(1) as an example:
As shown in Fig. 2, which includes: that part 4a occurs for the signal being oppositely arranged on rotary frame 1
With signal receiving element 4b；
The signal that part 4a is used to form the arrangement of the swinging track along treatment head 3 in 1 axial direction of rotary frame occurs for signal
Source；
Signal receiving element 4b is used to form the signal of the arrangement of the swinging track along treatment head 3 in 1 axial direction of rotary frame
Receiving point；
Signal link is used to form between opposite signal source and signal receiving point.
Part 4a and signal receiving element 4b occurs by being oppositely arranged signal on rotary frame 1, signal occurs part 4a and formed
Signal source can send signal, and received by the signal receiving point that signal receiving element 4b is formed, that is, opposite signal one by one
Above-mentioned signal link is capable of forming between source and signal receiving point.Also, signal source and signal receiving point are each along treatment head 3
Swinging track arrangement in 1 axial direction of rotary frame, so that signal covering treatment head 3 is all non-in 1 axial direction of rotary frame
Coplanar angle position, it is ensured that the reliability of anticollision detection.
Based on above-mentioned example (1), as shown in Fig. 1, roller frame is arranged to for example with the rotary frame 1, in Fig. 1
Shown in rack construction, be provided on the forward and backward inner wall of rotary frame 1 of roller frame along its axially extending arc-shaped guide rail
2, treatment head 3 is arranged on arc-shaped guide rail 2a, and, treatment head 3 can arcuately guide rail 2a move, in this way, enabling treatment head
It is enough to carry out arcuate oscillating motion in 1 axial direction of roller.That is: treatment head 3 is in the left and right direction of rotary frame 1 (i.e. axial) of roller frame
On swinging track be arc, therefore, signal can be made part 4a occur to be formed to be located at the lower section for the treatment of head 3, along ipsilateral arc
The signal source of guide rail 2a arrangement；Signal receiving element 4b, which is formed, is located at 3 lower section for the treatment of head, along ipsilateral arc-shaped guide rail 2a arrangement
Signal receiving point, part 4a and signal receiving element 4b, which occurs, for signal can be set on the inner wall of the rotary frame 1 of roller frame.
Above-mentioned to refer to, part 4a and signal receiving element 4b, which occurs, for signal can be set in the rotary frame 1 of roller frame
On wall, and the two is opposite, in order to facilitate understanding the positional relationship of the two and arc-shaped guide rail 2a, can be by the whirler of roller frame
The axial direction of frame 1 is defined as left and right directions, and the rotation of rotary frame 1 at this time will carry out along the longitudinal direction.At this point it is possible to understand
It is separately positioned on the forward and backward inner wall of rotary frame 1 in left-right direction for two arc-shaped guide rail 2a, part 4a and signal occur for signal
Receiving element 4b is also set, respectively on the forward and backward inner wall of rotary frame 1, also, the signal of front side occurs part 4a and is located at front side
Below arc-shaped guide rail 2a, the signal receiving element 4b of rear side is located at the lower section of the arc-shaped guide rail 2a of rear side.
At this point, above-mentioned " every bars link covers treatment head 3 " referred to can be understood as every bars link and at least want
Rear side inner wall is extended to by the front inner wall of rotary frame 1 from front to back, so that it at least has treatment head 3 in front-rear direction
On width, with ensure anticollision detection reliability.
On the basis of above-mentioned example (1), the set-up mode that part 4a and signal receiving element 4b occurs with regard to signal below is carried out
For example:
In one embodiment, it includes: multiple signal generators which, which occurs part 4a, and multiple signal generators edges are controlled
Treat swinging track arrangement of the head 3 in 1 axial direction of rotary frame；
Accordingly, signal receiving element 4b includes: multiple signal receivers, and multiple signal receivers are being rotated along treatment head 3
Swinging track arrangement in 1 axial direction of rack.
It is understood that signal generator is above-mentioned signal source at this time, and signal receiver is above-mentioned letter
Number receiving point.By the way that multiple signal generators and multiple signal receivers are as above arranged, in the normal of event that will not collide
Under state, the signal that signal generator issues will be received by signal receiver corresponding thereto, i.e., forms signal between the two
Link.Swinging track due to signal generator and signal receiver along treatment head 3 in 1 axial direction of rotary frame is arranged, and is made
Obtain swing position of the signal covering treatment head 3 in 1 axial direction of rotary frame.
When rotary frame 1 rotates, if the signal receiving element 4b for being located at the first non-co-planar angular position can normally connect
Receive the signal that part 4a transmitting occurs for signal, it is determined that treatment head 3 is in the first non-co-planar angular position over the course for the treatment of
It will not collide with patient M or therapeutic bed X.If the signal receiving element 4b for being located at the second non-co-planar angular position cannot
Normally receive the signal that part 4a transmitting occurs for signal, it is determined that treatment head 3 is in the second non-co-planar angle over the course for the treatment of
It can collide with patient M or therapeutic bed X at position.
It is understood that all non-co-planar angular positions of the treatment head 3 in 1 axial direction of rotary frame, exist by
The signal that signal generator is issued, at this point, by judging whether have received the letter in the signal receiver of corresponding position
Number, that is, it can determine whether treatment head 3 can collide in different non-co-planar angular positions with patient M or therapeutic bed X.
Illustratively, as shown in Fig. 1, when being oppositely arranged two arcs on the forward and backward inner wall in the rotary frame 1 of roller frame
When the guide rail 2a of shape, multiple signal generators can be arranged along the extending direction of the arc-shaped guide rail 2a on front inner wall in whirler
On the front inner wall of frame 1；Meanwhile multiple signal receivers can be arranged along the extending direction of the arc-shaped guide rail 2 on rear side inner wall
On the rear side inner wall of rotary frame 1.
For example, the corresponding five non-co-planar angle positions in the predetermined treatment position when treatment head 3 in 1 axial direction of rotary frame
When setting, then five signals can be installed respectively on the forward and backward inner wall corresponding with this five non-co-planar angle positions of rotary frame 1
Generator and five signal receivers, and, each signal generator and a signal receiver correspond, that is, the first letter
The first signal link number is capable of forming between generator and the first signal receiver, second signal generator and second signal receive
It is capable of forming between device between the 5th signal generator of second signal link ... ... and the 5th signal receiver and is capable of forming the 5th
Signal link.
Certainly, on the basis of above scheme, five signal generators of installation and five signal receivers are not limited only to,
In order to improve the range of anticollision detection zone, one can also be installed again between two signal generators of above-mentioned arbitrary neighborhood
A or multiple signal generators accordingly install one or more between two signal receivers of above-mentioned arbitrary neighborhood again
A signal receiver.
The mounting means of signal generator and signal receiver on rotary frame 1 can be identical, is occurred below with signal
The installation of device carries out for example:
Signal generator the modes such as can weld and be fixed on rotary frame 1, or is removably arranged in and rotates
In rack 1.For example, it can be arranged on rotary frame 1, such as on its inner wall and multiple be adapted with signal generator gabarit
Mounting groove, it is detachable by the way that signal generator can be realized both in a manner of hot jacket with corresponding mounting groove interference fit
Connection.
Alternatively, can be on rotary frame 1, such as multiple shackle members are set on its inner wall, by making signal generator card
Enter in corresponding shackle member and realizes being detachably connected for the two.The shackle member can be flexible collar etc..
Alternatively, internal thread hole can be arranged on rotary frame 1, such as on its inner wall, in the connecting pin of signal generator
Attachment screw is set, being detachably connected for the two is realized by being threadedly coupled attachment screw with internal thread hole.
It part 4a and signal receiving element 4b occurs with regard to signal is above all provided with to be set to the modes of multiple independent components and be expounded,
Further, it is also possible to which signal generation part 4a and signal receiving element 4b is respectively provided with integral formula element, i.e., the two is arranged respectively to one
It is a.
In another embodiment, it may include: a signal generator, the signal generator which, which occurs part 4a,
On be provided with multiple transmitting points, swinging track arrangement of multiple transmitting points along treatment head 3 in 1 axial direction of rotary frame；
Accordingly, signal receiving element 4b includes: a signal receiver, is provided with multiple receiving points on the signal receiver
Position, multiple swinging track arrangements for receiving point along treatment head 3 in 1 axial direction of rotary frame.
Illustratively, as shown in Fig. 1, when being oppositely arranged two arcs on the forward and backward inner wall in the rotary frame 1 of roller frame
When shape guide rail 2a, the hair of the extending direction arrangement of multiple arc-shaped guide rail 2a on front inner wall is provided on the signal generator
Exit point position, firing potential is above-mentioned signal source at this time；Meanwhile it being provided on the signal receiver multiple along rear side inner wall
Arc-shaped guide rail 2a extending direction arrangement reception point, the reception point described at this time is above-mentioned signal receiving point.
Part 4a, which occurs, for signal has multiple transmitting points, with the swinging track along treatment head 3 in 1 axial direction of rotary frame
Emit multiple signals simultaneously, and signal receiving element 4b can have multiple reception points, be received with corresponding from opposite transmitting
The signal of point.Multiple transmitting points and receive point and correspond, working principle and above-mentioned multiple signal generators with
Working principle under multiple signal receiver modes is the same, and the utility model embodiment is no longer described in detail it at this.
It can be separated by physics since the signal link between part 4a and signal receiving element 4b occurs for signal, that is to say, that extremely
It can be separated less by patient M and therapeutic bed X, be based on this, signal generator provided by the embodiment of the utility model can be super
Sonic generator, electromagnetic wave generator, laser generator, infrared emittance or visible light generator.Accordingly, signal receives
Device can be ultrasonic receiver, electromagnetic wave receiver, laser pickoff, infrared remote receiver or visible light receiver.
(2) as another example
As shown in Fig. 3, anticollision testing agency 4 includes: and is arranged on rotary frame 1, and along treatment head 3 in whirler
Multiple signals of swinging track arrangement in 1 axial direction of frame occur and receiving element 4c；
Each signal occurs and receiving element 4c is used to form a bars link.
Illustratively, when rotary frame 1 is arranged to roller frame, and, there are two opposite arcs for setting on forward and backward inner wall
Guide rail 2a, treatment head 3 is arranged on arc-shaped guide rail 2a, and can arcuately guide rail 2a swing on the axial direction of rotary frame 1,
At this point, swinging track of the treatment head 3 on the axial direction of rotary frame 1 is arc, then multiple signals can be made to occur and connect
Addressee 4c is arranged on the wherein side inner wall of 1 front and rear sides of rotary frame, and arranges along the arc-shaped guide rail 2a of the side.
This kind of embodiment is suitable for itself to emit signal, also, the signal is when encountering barrier, can former road
The signal of return occurs and receiving element 4c, i.e., each signal occurs and receiving element 4c is used to form a bars link.Will not
Under the normal condition for the event that collides, the signal that signal occurs and receiving element 4c is issued encounters roller 1 on its propagation path
Inner wall when, can be returned, signal occur and receiving element 4c will be in T1Reception return signal, that is, form signal link；?
Under the collision status of generation or the event that will collide, once signal link is separated by patient M or therapeutic bed X, then believe
Number occur and receiving element 4c after issuing signal, will be in T2Reception return signal, wherein T2<T1.That is, by detecting the letter
Number the return moment, anticollision detection can be carried out.
Specifically, which occurs and receiving element 4c can be ultrasonic probe.
It will be appreciated by persons skilled in the art that for radiotherapy equipment, it can be by rotary frame 1
It is arranged along its axially extending guide rail, and treatment head 3 is movably disposed on guide rail, realizes treatment head 3 in rotary frame 1
Swing in axial direction；Rotary frame 1 itself can also be made to be swung in its axial direction by deflection mechanism, and then drive setting
Treatment head 3 on it is swung in its axial direction.
A guide rail can be set on rotary frame 1, two guide rails can also be oppositely disposed.Also, guide rail can be
Arc-shaped guide rail 2a or linear guide 2b.
As an example, it in the utility model embodiment, can be oppositely disposed on rotary frame 1 there are two leading
Rail, treatment head 3 is movably disposed on two guide rails, along the axial movement of rotary frame 1.
(1) when guide rail is arc-shaped guide rail 2a, rotary frame 1 can be axially disposed within relatively along rotary frame 1
Forward and backward inner wall on.Treatment head 3 can carry out arc along the axis direction of rotary frame 1 by moving on arc-shaped guide rail 2a
Shape is swung, referring to attached drawing 1.
(2) when guide rail be linear guide 2b when, along rotary frame 1 be axially disposed within rotary frame 1 it is opposite before,
Afterwards on inner wall.
Further, when guide rail is linear guide 2b, treatment head 3 and linear guide 2b are direct-connected or pivot joint.
When treatment head 3 and linear guide 2b are direct-connected, treatment head 3 will carry out straight line along the axis direction of rotary frame 1
It swings.
When treatment head 3 and linear guide 2b are pivotally connected, treatment head 3 can be carried out along the axis direction of rotary frame 1 by
The circular swing motion of linear motion and the synthesis that moves pivotally, referring to attached drawing 4.
To those skilled in the art, the rotary frame 1 of radiotherapy equipment can be roller or C-arm, and
Rotary frame 1 involved in rack construction provided by the embodiment of the utility model can be roller, or C-arm,
In, Fig. 1 is shown the case where two arc-shaped guide rail 2a are arranged on the rotary frame 1 of roller frame.
C-arm also can be set into rotary frame 1, at this point, in order to make anticollision testing agency 4 form above-mentioned a plurality of letter
Number link, can be arranged the swinging track direction along treatment head 3 in 1 axial direction of C-arm on the rotary frame 1 of C-arm structure
The bracket of extension, by the way that anticollision testing agency 4 is arranged on bracket, to form above-mentioned a plurality of signal link.
For example, an arc-shaped guide rail 2a can be set on the rotary frame 1 of C-arm structure, for installing treatment
Head, at this point it is possible to one or two above-mentioned bracket is set on the rotary frame 1 of C-arm structure, it is anti-to be arranged on bracket
Collision detection mechanism 4.
In order to realize the real-time control to the detection of above-mentioned anticollision, detection efficiency and accuracy are improved, the utility model is real
The control mechanism that radiotherapy equipment itself includes can also be improved by applying example, make the control mechanism further include have for pair
The anticollision control module that 4 operational process of anticollision testing agency is controlled.
The anticollision control module and anticollision testing agency 4 are electrically connected, for controlling the fortune of anticollision testing agency 4
Row, and the information whether signal link for obtaining the formation of anticollision testing agency 4 is separated.
As an example, anticollision control module can include: control unit occurs part 4a with signal and signal receives
Part 4b is electrically connected, alternatively, being electrically connected with signal generation and receiving element 4c, for multiple signal generators and multiple signals
Receiver, or ON/OFF instruction is sent to signal generation and receiving element 4c, control their switch；
Detection unit is electrically connected with signal receiving element 4b, alternatively, being electrically connected with signal generation and receiving element 4c, is used
Whether separated in detection signal chain road；
Processing unit is electrically connected, for receiving the testing result of detection unit, and to the testing result with detection unit
It is analyzed and processed；
Display unit is electrically connected, for receiving the processing result of processing unit and being shown with processing unit.
It is understood that there are two types of the processing result of processing unit includes: first, collision accident will not occur, second,
Collision accident will or have occurred and that.
For example, if being oppositely arranged five one-to-one signals hairs before and after the rotary frame 1 on inner wall respectively
Device and signal receiver are given birth to, to respectively correspond the preset five non-co-planar angle positions rotary frame 1 is axial for the treatment of head 3,
When detection unit detects that third signal receiver is not received by the signal that third signal generator is issued, and by the detection
As a result after being sent to processing unit.After processing unit is analyzed and processed the testing result, collision accident is will acquire to obtain
Through or imminent processing result, and be sent to display unit and shown.At this point, medical staff or operator are
It would know that treatment head 3 when being rocked to the non-co-planar angular position of third in 1 axial direction of rotary frame, it may occur that collision accident.
Further, once processing unit determination has collision accident, in order to rapidly obtain 3 place for the treatment of head at this time
Non-co-planar angle position, which can also include: position acquisition unit, for obtain cannot normally receive
The location information of the signal receiver of signal, and the location information is sent to display unit and is shown.
While realizing anticollision detection, in order to avoid treatment head 3 and the collision accident of patient M and therapeutic bed X are true
Occur, rack construction provided by the embodiment of the utility model can also include: alarm module, the alarm module and processing unit electricity
Property connection, for receiving the processing result of processing unit, also, when the processing result shows that collision accident will occur, should
Alarm module issues alarm signal, such as alarm sound or alarm light etc., in order to which the operation to rack construction is done
In advance.
The intervention can be manual intervention, or automatic to intervene.React fast in view of intervening to have automatically
The advantages of, it can be carried out using automatic means of intervention.Based on this, the control of the alarm module and radiotherapy equipment can also be made
Mechanism processed is electrically connected, and alarm signal is sent to the control mechanism by alarm module, the control mechanism according to the alarm signal to
Rotary frame 1 and/or treatment head 3 issue the instruction to stop operation, and by making the two stop operation, event is true to avoid collision
It is real to occur.
Further, as shown in Fig. 5, rack construction provided by the embodiment of the utility model further include: setting is being treated
The protection mechanism 5 of first 3 lower end surface makes rotary frame 1 and/or treatment head 3 stop operation when protection mechanism 5 is collided.
By the way that protection mechanism 5 is arranged, when treatment head 3 will collide with patient M or therapeutic bed X, protection mechanism 5
It collides with patient M or therapeutic bed X, at this point, protection mechanism 5 then makes rack construction stop operation, so can avoid first
Real collision occurs for patient M or therapeutic bed X and treatment head 3.
As an example, as shown in Fig. 5, which includes: the microswitch 5a being arranged in treatment head 3；
Protective cover 5b on 3 lower end surface for the treatment of head can be set with floating up and down；
When protective cover 5b is collided, then microswitch 5a is touched, so that rotary frame 1 and/or treatment head 3 stop making
Industry.
By the way that protective cover 5b be arranged in can with floating up and down on 3 lower end surface for the treatment of head, as treatment head 3 and patient M or
When therapeutic bed X will collide, protective cover 5b collides with patient M or therapeutic bed X first, at this point, once touching
Hit, then protective cover 5b can be moved upwards and be touched its internal microswitch 5a, and then make rotary frame 1 stop rotating and/or
Treatment head 3 is set to stop operation.
Wherein, microswitch 5a also can be set on the lower end surface for the treatment of head 3, meanwhile, microswitch 5a can be contained in
Inside protective cover 5b.
Be below that giving of how making the rotary frame 1 and treatment head 3 stop operation illustrates with regard to microswitch 5a: fine motion is opened
The control mechanism for closing 5a and radiotherapy equipment is electrically connected, and after microswitch 5a is touched, will be sent and be touched to control mechanism
Signal is hit, after control mechanism receives the collision alarm, the finger to shut down will be issued to rotary frame 1 and/or treatment head 3
It enables, and then so that rotary frame 1 is stopped rotating and/or treatment head 3 is made to stop operation.
Wherein, there are a fixed spacing between protective cover 5b and microswitch 5a, which must meet following two item simultaneously
Part: first, contact protective cover 5b will not with microswitch 5a when not collided；Second, collide protective cover 5b once,
It will collide immediately with microswitch 5a.
In addition, microswitch 5a can be connect by switch carrier with treatment head 3, to realize firm installation.In summary,
It can the dual anti-collision of carry out to radiotherapy equipment using rack construction provided by the embodiment of the utility model and protection mechanism
Hit protection: first, when perhaps therapeutic bed X will collide treatment head 3 to patient M, patient M or therapeutic bed X will trigger report first
Alert module, alarm module issues alarm signal, in order to be intervened, such as with alarm signal informs that treating physician has collision thing
Part will occur, and treating physician can judge whether to need to take measures, avoid or reduce the hair of collision accident by observation
Raw probability；Second, once patient M or therapeutic bed X collides with the protection mechanism 5 in treatment head 3, the radiotherapy equipment
Will be out of service, that is, it stops rotating and beam out, avoids damaging the radiotherapy equipment or collision patient M.
It will be appreciated by persons skilled in the art that set-up mode of the treatment head 3 on rotary frame 1, guide rail are rotating
The set-up mode of set-up mode and treatment head 3 on guide rail in rack 1 is that this field is common, the utility model
Embodiment combines the rotary frame 1 of roller frame, arc-shaped guide rail 2a and treatment head 3 herein, gives to the set-up mode of three
Exemplary illustration:
Container is offered on the wall of the rotary frame 1 of roller frame, for accommodating treatment head 3, before container,
Rear end is in axial direction provided with arc-shaped guide rail 2a on the forward and backward inner wall of roller, as shown in Fig. 2, treatment head 3 is by leading
Rail bracket is arranged on arc-shaped guide rail 2a.Driving motor 201 and and driving motor are additionally provided on the inner wall of rotary frame 1
201 coaxially connected transmission gears 202 are provided with the arc-shaped rack 301 being meshed with the transmission gear 202 in treatment head 3, should
Arc-shaped rack 301 is adapted with arc-shaped guide rail 2a.
When driving motor 201 rotates, the rotation in situ of transmission gear 202, and drive arc-shaped rack 301 along rotary frame
1 axial direction movement, and then treatment head 3 is driven to be moved along arc-shaped guide rail 2a.Wherein, by control driving motor come
Move distance of the treatment head 3 on arc-shaped guide rail 2a is controlled, is allowed it to rest on arc-shaped guide rail 2a at any position.
It will be appreciated by persons skilled in the art that the rotation of roller is also to be realized by corresponding driving motor
, this will not be detailed here for the utility model embodiment.
Second aspect, the utility model embodiment provides a kind of radiotherapy equipment, including mentioned by first aspect
Any rack construction.
Based on above-mentioned rack construction is used, the anticollision before which can efficiently be treated is detected,
Also, it can also be alarmed and be shut down before collision accident really occurs, realize the protection to itself.
The foregoing is merely the illustrated examples of the utility model, are not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (17)
1. a kind of rack construction, comprising: rotary frame (1) is arranged on the rotary frame (1) and can be in the rotation
The treatment head (3) that rack (1) axis is swung up, which is characterized in that the rack construction further include: be arranged in the rotary frame
(1) on, and it is located at the anticollision testing agency (4) below the treatment head (3)；
The anticollision testing agency (4) is used to form a plurality of signal link that can be separated by physics；
Swinging track arrangement of a plurality of signal link along the treatment head (3) in the rotary frame (1) axial direction；
Every signal link extends along perpendicular to the rotary frame (1) axially direction, to cover the treatment head
(3)。
2. rack construction according to claim 1, which is characterized in that the anticollision testing agency (4) and the treatment
The lower edge of head (3) is provided with default spacing；
The default spacing is used to prevent error detection, and, for carrying out pre-detection before collision accident occurs.
3. rack construction according to claim 1, which is characterized in that the anticollision testing agency (4) includes: opposite sets
Part (4a) and signal receiving element (4b) occur for the signal set on the rotary frame (1)；
The signal occurs part (4a) and is used to form the swing along the treatment head (3) in the rotary frame (1) axial direction
The signal source of track arrangement；
The signal receiving element (4b) is used to form the swing along the treatment head (3) in the rotary frame (1) axial direction
The signal receiving point of track arrangement；
The signal link is used to form between the opposite signal source and the signal receiving point.
4. rack construction according to claim 3, which is characterized in that it includes: multiple signals that part (4a), which occurs, for the signal
Generator, swinging track row of multiple signal generators along the treatment head (3) in the rotary frame (1) axial direction
Cloth；
Accordingly, the signal receiving element (4b) includes: multiple signal receivers, and multiple signal receivers are along the treatment
Swinging track arrangement of the head (3) in the rotary frame (1) axial direction.
5. rack construction according to claim 3, which is characterized in that it includes: a signal that part (4a), which occurs, for the signal
Generator is provided with multiple transmitting points on the signal generator, and multiple transmitting points are along the treatment head (3) in institute
State the swinging track arrangement in rotary frame (1) axial direction；
Accordingly, the signal receiving element (4b) includes: a signal receiver, is provided with multiple connect on the signal receiver
Sink position, multiple swinging track arrangements for receiving point along the treatment head (3) in the rotary frame (1) axial direction.
6. rack construction according to claim 4 or 5, which is characterized in that the signal generator be supersonic generator,
Electromagnetic wave generator, laser generator, infrared emittance or visible light generator；
Accordingly, the signal receiver be ultrasonic receiver, electromagnetic wave receiver, laser pickoff, infrared remote receiver or
Person's visible light receiver.
7. rack construction according to claim 1, which is characterized in that the anticollision testing agency (4) includes: that setting exists
On the rotary frame (1), and the swinging track arrangement along the treatment head (3) in the rotary frame (1) axial direction is more
A signal occurs and receiving element (4c)；
Each signal occurs and receiving element (4c) is used to form the signal link.
8. rack construction according to claim 7, which is characterized in that the signal occurs and receiving element (4c) is ultrasonic wave
Probe.
9. rack construction according to claim 1, which is characterized in that be provided on the rotary frame (1) along the rotation
The axially extending arc-shaped guide rail (2a) of favourable turn frame (1), the treatment head (3) are movably disposed at the arc-shaped guide rail (2a)
On, to be swung up along the arc-shaped guide rail (2a) in the rotary frame (1) axis.
10. rack construction according to claim 1, which is characterized in that be provided on the rotary frame (1) along the rotation
The axially extending linear guide (2b) of favourable turn frame (1), the treatment head (3) are movably disposed on linear guide (2b), institute
It states treatment head (3) and linear guide (2b) to be pivotally connected, to be swung up in the rotary frame (1) axis.
11. rack construction according to claim 3 or 7, which is characterized in that the rack construction further include: anticollision control
Molding block；
The anticollision control module and the anticollision testing agency (4) are electrically connected, for controlling the anticollision detection
The operation of mechanism (4), and obtain the information whether signal link that the anticollision testing agency (4) is formed is separated.
12. rack construction according to claim 11, which is characterized in that the anticollision control module includes: that control is single
Member occurs part (4a) with the signal and the signal receiving element (4b) is electrically connected, alternatively, occurring with the signal and receiving
Part (4c) is electrically connected, for sending ON/OFF instruction；
Detection unit is electrically connected with the signal receiving element (4b), alternatively, electrically with signal generation and receiving element (4c)
Connection, for detecting whether the signal link is separated；
Processing unit is electrically connected, for receiving the testing result of the detection unit, and to the inspection with the detection unit
Result is surveyed to be analyzed and processed；
Display unit is electrically connected, for receiving the processing result of the processing unit and being shown with the processing unit.
13. rack construction according to claim 12, which is characterized in that the rack construction further include: with the processing
The alarm module that unit is electrically connected, for receiving the processing result of the processing unit, also, when the processing result shows
When collision accident will occur, the alarm module issues alarm signal.
14. rack construction according to claim 1, which is characterized in that the rack construction further include: setting is controlled described
Treat the protection mechanism (5) on head (3) lower end surface；
When the protection mechanism (5) is collided, the rotary frame (1) and/or the treatment head (3) is made to stop operation.
15. rack construction according to claim 14, which is characterized in that the protection mechanism (5) includes: to be arranged described
Microswitch (5a) in treatment head (3)；
Protective cover (5b) on the treatment head (3) lower end surface can be set with floating up and down；
When the protective cover (5b) is collided, then touch the microswitch (5a) so that the rotary frame (1) and/or
The treatment head (3) stops operation.
16. rack construction according to claim 1, which is characterized in that the rotary frame (1) is roller or C-arm.
17. a kind of radiotherapy equipment, including the described in any item rack constructions of claim 1-16.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487875.4U CN208464982U (en) | 2017-11-09 | 2017-11-09 | A kind of rack construction and radiotherapy equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487875.4U CN208464982U (en) | 2017-11-09 | 2017-11-09 | A kind of rack construction and radiotherapy equipment |
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| CN208464982U true CN208464982U (en) | 2019-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107789741A (en) * | 2017-11-09 | 2018-03-13 | 深圳市奥沃医学新技术发展有限公司 | A kind of rack construction and radiotherapy equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107789741A (en) * | 2017-11-09 | 2018-03-13 | 深圳市奥沃医学新技术发展有限公司 | A kind of rack construction and radiotherapy equipment |
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