CN109561564B - Supporting device of electron linear accelerator - Google Patents
Supporting device of electron linear accelerator Download PDFInfo
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- CN109561564B CN109561564B CN201811523124.2A CN201811523124A CN109561564B CN 109561564 B CN109561564 B CN 109561564B CN 201811523124 A CN201811523124 A CN 201811523124A CN 109561564 B CN109561564 B CN 109561564B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H9/00—Linear accelerators
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
- H05H7/22—Details of linear accelerators, e.g. drift tubes
Abstract
The invention relates to an electronic linear accelerator supporting device, which comprises a base; a rotary driver mounted on one end of the base; and the symmetrical structure rotating frame is arranged on the rotating driver. The rotation axis of the rotation driver is superposed with the symmetric center line of the symmetric structure rotating frame, and the rotation driver is used for driving the symmetric structure rotating frame to rotate around the rotation axis of the rotation driver; the machine head frame, the counterweight frame and the swing driving assembly are arranged on the rotating frame with the symmetrical structure; the swing driving assembly is used for driving the headstock and the counterweight frame to swing on the rotating frame with the symmetrical structure. The supporting device of the electronic linear accelerator is simpler to operate, large in irradiation area and very practical.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an electronic linear accelerator supporting device.
Background
A medical electron linear accelerator is a particle accelerator device used for radiotherapy of tumors in biomedicine. A charged particle accelerator is an electromagnetic device that manually accelerates various types of charged particles to higher energies with the aid of electric fields of different forms, and is often referred to as a "particle accelerator" and simply as an "accelerator". An accelerating electric field is necessary to obtain energy from the charged particles. The acceleration process of the particles can be classified into various types of accelerators according to the type of the accelerated particles and the form of the acceleration electric field. However, the conventional medical electron linear accelerator has a small radiation head photographing area due to the limitation of the supporting device, and can only realize irradiation of a certain surface under the condition that a patient does not move, so that the operation is complicated to realize multi-surface irradiation.
Disclosure of Invention
In view of the above, it is desirable to provide an electron linear accelerator supporting apparatus having a simple operation and a large irradiation area, which is directed to the problems of the conventional electron linear accelerator.
An electron linear accelerator support apparatus comprising: a base;
a rotary driver mounted on one end of the base;
a symmetrical structure rotating frame mounted on the rotary driver; the rotating axis line of the rotating driver is superposed with the symmetrical center line of the symmetrical structure rotating frame, and the rotating driver is used for driving the symmetrical structure rotating frame to rotate around the rotating axis line of the rotating driver; and
the machine head frame, the balance weight frame and the swing driving assembly are arranged on the symmetrical structure rotating frame; the swing driving assembly is used for driving the headstock and the counterweight frame to swing on the symmetrical structure rotating frame.
Above-mentioned electron linear accelerator strutting arrangement during the use, installs accelerator radiation head on the headstock, and rotary actuator can drive symmetrical structure swivel mount and take accelerator radiation head horizontal rotation to change and shine the face area, and swing drive assembly can drive headstock, counter weight frame swing back and forth on the symmetrical structure swivel mount and change and shine angle and distance, and the irradiation area is big and effectual, does not need patient frequently to change the posture, and the operation is more simple. And the arrangement of the headstock and the balance weight frame enables the rotating frame with the symmetrical structure to realize the weight balancing or approaching balancing in the front and back direction, the stress is reasonable, and the service life is prolonged.
In one embodiment, the swing drive assembly comprises: the two first swinging shafts are respectively arranged on the two support arms of the rotating frame with the symmetrical structure, and the first swinging driver is connected with one first swinging shaft; the two ends of the machine head frame are respectively connected with the two first swinging shafts, the two ends of the counterweight frame are respectively connected with the two first swinging shafts, and the first swinging driver drives the machine head frame and the counterweight frame to swing in the same rotating direction through the first swinging shafts.
In one embodiment, the swing drive assembly comprises: the second bearing seat a and the second swinging driver a are arranged on one support arm of the symmetrical structure rotating frame, the second bearing seat b and the second swinging driver b are symmetrically arranged on the other support arm of the symmetrical structure rotating frame, the second external fluted disc a is sleeved on the second bearing seat a and is connected with one end of the headstock, and the second external fluted disc b is sleeved on the second bearing seat b and is connected with one end of the counterweight frame; the second swing driver a is connected with the second external toothed disc a, and the second swing driver b is connected with the second external toothed disc b.
In one embodiment, two ends of the headstock are respectively sleeved on the second bearing seat a and the second bearing seat b, and two ends of the counterweight frame are respectively sleeved on the second bearing seat a and the second bearing seat b.
In one embodiment, the swing drive assembly comprises: two third bearing seats a and two third bearing seats b which are symmetrically arranged on the symmetrical structure rotating frame, a third external fluted disc a which is sleeved on the third bearing seat a and is connected with one end of the headstock, a third external fluted disc b which is sleeved on the third bearing seat b and is connected with one end of the counterweight frame, and a third swinging driver a and a third swinging driver b which are arranged on the symmetrical structure rotating frame; the third swing driver a is connected with the third external toothed disc a, and the third swing driver b is connected with the third external toothed disc b.
In one embodiment, the device further comprises a supporting mechanism arranged on the other end of the base; the supporting mechanism is connected with the end part of the symmetrical structure rotating frame far away from the rotating driver.
In one embodiment, the support mechanism comprises: the rotary frame plate is sleeved on the rotary support, and the rotary frame plate is connected with the end part, far away from the rotary driver, of the rotary frame with the symmetrical structure.
In one embodiment, the rotary bracket is provided with a first round hole and limiting bearing rings arranged along the first round hole; the rotary frame plate is provided with a second round hole and a limiting ring arranged along the second round hole, and the limiting ring is sleeved on the limiting bearing ring.
In one embodiment, the support mechanism comprises: the supporting ring is connected with the end part of the symmetrical structure rotating frame far away from the rotary driver.
In one embodiment, the handpiece rack is provided with a handpiece mounting box, and the counterweight rack is provided with a counterweight box.
Drawings
FIG. 1 is a schematic view of an electron linear accelerator support apparatus according to an embodiment of the invention;
FIG. 2 is a schematic view of an electron linear accelerator support apparatus according to another embodiment of the present invention;
FIG. 3 is a partial schematic view of the electron linear accelerator support apparatus of FIG. 2;
FIG. 4 is a schematic view of an electron linear accelerator support apparatus according to yet another embodiment of the present invention;
FIG. 5 is an exploded view of a support mechanism of the support device of the electron linear accelerator according to the present invention;
FIG. 6 is a partial schematic view of an electron linear accelerator support assembly according to the present invention with an alternative support mechanism;
FIG. 7 is an exploded view of the support mechanism shown;
fig. 8 is a schematic view of a spacing roller in the supporting mechanism shown in fig. 7.
Reference is made to the accompanying drawings in which:
100-electric linac support apparatus, 200-electric linac support apparatus, 300-electric linac support apparatus, 20-base, 30-rotary drive, 40-symmetrical structure swivel mount, 50-headstock, 51-headstock mounting box, 60-counterweight mount, 61-configuration box, 70-first swing drive assembly, 71-swing shaft, 72-swing drive, 70A-second swing drive assembly, 71 a-second socket a,72 a-second swing drive a, 73 a-second socket B, 74 a-second swing drive B, 75 a-second outer gear disc a,76 a-second outer gear disc B, 70B-third swing drive assembly, 71B-third socket a,72 b-third bearing seat b,73 b-third external toothed disc a, 74 b-third external toothed disc b, 75 b-third swing driver a,76 b-third swing driver b, 80-supporting mechanism, 81-revolving bracket, 82-revolving frame plate, 83-first round hole, 84-limit bearing ring, 85-second round hole, 86-limit ring, 80 a-supporting mechanism, 81 a-mounting seat, 82 a-limit roller, 83 a-supporting ring, 811 a-arc mouth, 812 a-arc groove, 813 a-bearing mouth, 821 a-arc ring groove, 822 a-supporting shaft, 823 a-bearing, 824 a-roller main body and 831 a-arc part.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention herein is for the purpose of describing particular embodiments only, and is for the purpose of illustration only, such as "inner", "outer", "left", "right", and the like, and is not intended to be limiting of the invention.
An electron linear accelerator support apparatus comprising: a base; a rotary driver mounted on one end of the base; a symmetrical structure rotating frame arranged on the rotating driver; the rotating axis line of the rotating driver is superposed with the symmetrical center line of the symmetrical structure rotating frame, and the rotating driver is used for driving the symmetrical structure rotating frame to rotate around the rotating axis line of the rotating driver on the supporting mechanism; the machine head frame, the counterweight frame and the swing driving assembly are arranged on the rotating frame with the symmetrical structure; the swing driving assembly is used for driving the headstock and the counterweight frame to swing on the rotating frame with the symmetrical structure.
Above-mentioned electron linear accelerator strutting arrangement during the use, installs accelerator radiation head on the headstock, and rotary actuator can drive symmetrical structure swivel mount and take accelerator radiation head horizontal rotation to change and shine the face area, and swing drive assembly can drive headstock, counter weight frame swing back and forth on the symmetrical structure swivel mount and change and shine angle and distance, and the irradiation area is big and effectual, does not need patient frequently to change the posture, and the operation is more simple. And the arrangement of the headstock and the balance weight frame enables the rotating frame with the symmetrical structure to realize the weight balancing or trend to the balancing in the front and back directions, the stress is reasonable, and the service life is prolonged.
Hereinafter, referring to fig. 1 to 8, the supporting apparatus of the electronic linear accelerator is shown according to different embodiments, wherein the swing driving assembly can be a first swing driving assembly, a second swing driving assembly and a third swing driving assembly.
As shown in fig. 1, an electron linear accelerator supporting apparatus 100 includes: the swing type robot comprises a base 20, a rotary driver 30 installed on one end of the base 20, a symmetrical structure rotating frame 40 installed on the rotary driver 30, a machine head frame 50 installed on the symmetrical structure rotating frame 40, a weight frame 60 and a swing driving assembly. Wherein the rotation axis line of the rotation driver 30 coincides with the symmetry center line of the symmetrical structure rotating frame 40, and the rotation driver 30 is used for driving the symmetrical structure rotating frame 40 to rotate around the rotation axis line of the rotation driver 30. The swing driving assembly is used for driving the headstock 50 and the counterweight housing 60 to swing on the symmetrical structure rotating frame 40.
The rotary actuator 30 may be a rotary motor or a rotary cylinder, and a rotary motor is selected in this embodiment. The symmetrical rotating frame 40 can be a U-shaped frame, a V-shaped frame, a right-angle U-shaped frame, etc., and in this embodiment, the right-angle U-shaped frame is selected and includes a mounting arm connected to the rotating electrical machine, and two support arms of equal length mounted on the mounting arm, and the support arms are parallel to the rotation axis of the rotating electrical machine. The handpiece mounting box 51 is mounted on the handpiece frame 50, the counterweight box 61 is mounted on the counterweight frame 60, and when the accelerator radiation head is used, the accelerator radiation head is mounted in the handpiece mounting box 51, and the counterweight block is mounted in the counterweight box 61. The total weight of the headstock 50, the headstock mounting box 51 and the accelerator radiation head is equal to or close to the total weight of the counterweight frame 60, the counterweight box 61 and the counterweight block, so that front-back weight balancing or close balancing can be realized, the rotation work is more stable, and the service life is longer.
In this embodiment, the swing driving assembly is a first swing driving assembly 70, which includes two first swing shafts 71 respectively mounted on the two arms of the symmetrical rotating frame 40, and a first swing driver 72 connected to one of the first swing shafts 71. The axes of the two first swinging shafts 71 coincide and intersect perpendicularly with the rotation axis of the rotary driver 30. The two ends of the headstock 50 are respectively connected with the two first swing shafts 71, the two ends of the counterweight frame 60 are respectively connected with the two first swing shafts 71, and the first swing driver 72 drives the headstock 50 and the configuration frame 60 to swing in the same rotation direction through the first swing shafts 71, so that the change of the irradiation angle and the position of the accelerator radiation head is realized, the weight balance or the approach balance in the front-back direction is kept, the irradiation area is large, the effect is good, and the practicability is high. The first swing driver 72 may be a rotating motor or a rotating cylinder, and a rotating motor is selected in this embodiment.
As shown in fig. 2 and 3, an electron linear accelerator supporting apparatus 200, the electron linear accelerator supporting apparatus 200 is different from the electron linear accelerator 100 in that the swing driving assembly is a second swing driving assembly 70A. Further, the second swing driving assembly 70A includes a second bearing seat a71a and a second swing driver a72a mounted on one arm of the symmetrical rotating frame 40, a second bearing seat b73a and a second swing driver b74a symmetrically mounted on the other arm of the symmetrical rotating frame 40, a second external toothed disc a75a sleeved on the second bearing seat a71a and connected to one end of the headstock 50, and a second external toothed disc b76a sleeved on the second bearing seat b73a and connected to one end of the counterweight frame 60. The second swing driver a71a is connected to the second external toothed plate a75a, and the second swing driver b74a is connected to the second external toothed plate b76a, in such a way that the output shaft is meshed with the second external toothed plate a75a and the second external toothed plate b76 a. The axes of the second socket a71a and the second socket b73a are overlapped and vertically intersected with the rotation axis of the rotary actuator 30, two ends of the headstock 50 are respectively sleeved on the second socket a71a and the second socket b73a, and two ends of the weight bracket 60 are respectively sleeved on the second socket a71a and the second socket b73 a. In use, the second swing driver a72a swings the headstock 50 via the second external gear a75a, and the second swing driver b74a swings the weight bracket 60 via the second external gear b76 a. The swinging in the coaxial opposite rotating direction or the swinging in the coaxial same rotating direction of the headstock 50 and the counterweight frame 60 can be realized by controlling the rotating directions of the second swinging driver a72a and the second swinging driver b74a, so that the requirements of different irradiation angles and irradiation positions are adjusted, the irradiation area is large, and the irradiation effect is good.
As shown in fig. 4, an electron linac support apparatus 300, the electron linac support apparatus 300 being different from the electron linac support apparatus 100/200 in that the swing drive assembly is a third swing drive assembly 70B. Further, the third swing driving assembly 70B includes two third sockets a71B and two third sockets B72B symmetrically mounted on the symmetrical rotating frame 40, a third external toothed disc a73B sleeved on the third sockets a71B and connected to one end of the headstock 50, a third external toothed disc B74B sleeved on the third sockets B72B and connected to one end of the counterweight frame 60, and a third swing driver a75B and a third swing driver B76B mounted on the symmetrical rotating frame 40. The two ends of the headstock 50 are respectively sleeved on the two third bearing seats a71b, the two ends of the counterweight bracket 60 are respectively sleeved on the two third bearing seats b72b, and the axial lines of the third bearing seats a71b and the third bearing seats b72b are parallel to each other and are vertically intersected with the rotating axial line of the rotary driver 30. Further, third swing driver a75b is connected to third external toothed plate a73b, and third swing driver b76b is connected to third external toothed plate b74b, in such a manner that the output shafts thereof are meshed and toothed with third external toothed plate a73b and third external toothed plate b76 b. In use, the third driver a75b swings the headstock 50 via the third external toothed plate a73b, and the third swing driver b76b swings the weight bracket 60 via the third external toothed plate b74 b. The swinging in the non-coaxial counter-rotating direction or the swinging in the non-coaxial same-rotating direction of the headstock 50 and the counterweight frame 60 can be realized by controlling the rotating directions of the third swinging driver a75b and the third swinging driver b76b, so that the requirements of different irradiation angles and irradiation positions are adjusted, the irradiation area is large, and the irradiation effect is good.
As shown in fig. 4 to 8, the support device for an electronic linear accelerator according to any of the above embodiments further includes a support mechanism mounted on the other end of the base 20, the support mechanism is connected to an end of the symmetrical-structure rotating frame 40 away from the rotary actuator 30, and the rotary actuator 30 is configured to drive the symmetrical-structure rotating frame 40 to rotate on the support mechanism around a rotation axis of the rotary actuator 30. The supporting mechanism includes two types, namely a supporting mechanism 80 and a supporting mechanism 80a, and the supporting mechanism 80 may be a device with better functions when being mounted on the support device 100 of the electron linear accelerator, the support device 200 of the electron linear accelerator, and the support device 300 of the electron linear accelerator, or the supporting mechanism 80a may be a device with better functions when being mounted on the support device 100 of the electron linear accelerator, the support device 200 of the electron linear accelerator, and the support device 300 of the electron linear accelerator.
Referring again to fig. 4 and 5, in an embodiment in which the support mechanism 80 is mounted to the support device 300 of the electron linear accelerator, the support mechanism 80 includes: the rotary support 81 is arranged on the base 80, and the rotary frame plate 82 is sleeved on the rotary support 81, and the rotary frame plate 82 is connected with the end part of the symmetrical structure rotary frame 40 far away from the rotary driver 30, so that the symmetrical structure rotary frame 40 can be supported by the supporting force provided by the rotary frame plate 82 when rotating, two ends are supported by stress, one end of the rotary frame is prevented from being accepted to be greatly deviated, and the rotary frame is stable and not easy to damage. Wherein the centerline of the turret plate 82 coincides with the axis of rotation of the rotary drive 30. Furthermore, the revolving support 81 is provided with a first circular hole 83 and a limit bearing ring 84 arranged along the first circular hole 83; the convolute frame plate 82 is provided with a second round hole 85 and a limit ring 86 arranged along the second round hole 85, and the limit ring 86 is sleeved on the limit bearing ring 84. The limiting ring 86 and the limiting bearing ring 84 are matched to use, so that the convolution frame plate 82 and the convolution support 81 are stably matched and are not easy to fall off, and the provided supporting force is stable. The first circular hole 83, the second circular hole 85 and the limiting ring 86 have a hole diameter which ensures that the treatment couch can extend into and extend out with a patient, and the center lines of the first circular hole 83, the second circular hole 85 and the limiting ring 86 are coincident with the rotation axis of the rotation driver 30.
Referring to fig. 6 to 8, which are partial schematic views of a supporting mechanism 80a combined with other embodiments, the supporting mechanism 80a includes a mounting seat 81a mounted on the base 20, at least two limiting rollers 82a mounted on the mounting seat 81a, and a supporting ring 83a movably abutted and matched with the limiting rollers 82a, and the supporting ring 83a is connected with an end of the symmetrical-structure rotating frame 40 away from the rotary driver 30. By supporting and guiding between the supporting ring 83a and the limiting roller 52a, a stable supporting force can be provided when the symmetrical structure rotating frame 40 rotates, and the rotation is stable and not easy to damage. Further, be equipped with arc annular 821a in the outer fringe of spacing gyro wheel 82a, be equipped with in the outer fringe of support ring 83a and be equipped with arc portion 831a, arc portion 831a is located arc annular 821a, increases the spacing smooth degree of butt like this, and it is convenient and fast to rotate. Furthermore, the mounting seat 81a is provided with an arc mouth 811a, an arc groove 812a and at least two sets of sockets 813a, wherein the arc mouth 811a and the sockets 813a are communicated with the arc groove 812 a; the limiting roller 82a comprises a supporting shaft 822a mounted on the socket 813a, a bearing 823a mounted on the supporting shaft 822a, and a roller main body 824a mounted on the bearing 823, wherein the arc-shaped ring groove 821a is positioned on the roller main body 824 a. In this embodiment, the arc 811a is a semicircular arc, and the plurality of limiting rollers 82a are disposed on the mounting seat 81a in a semicircular arc shape through the plurality of sets of sockets 813 a.
When the electronic linear accelerator supporting device 100/200/300 is used, the accelerator radiation head is mounted on the head mounting box 51 of the head frame 50, and the reasonable configuration block is placed on the configuration box 61, the rotary driver 30 can drive the symmetrical structure rotating frame 40 to drive the accelerator radiation head to rotate left and right to change the irradiation area, the swing driving assembly can drive the head frame 50 and the counterweight frame 60 to swing back and forth on the symmetrical structure rotating frame 40 to change the irradiation angle and distance, the irradiation area is large, the effect is good, the posture of a patient does not need to be frequently changed, and the operation is simpler. The arrangement of the headstock 50 and the counterweight bracket 60 enables the symmetrical structure rotating frame 40 to realize front and back weight balancing or approximate balancing, the stress is reasonable, and the service life is prolonged. And supporting mechanism 80/80a sets up and can provide the holding power to symmetrical structure swivel mount 40 both ends, and the rotation axis line of rotary actuator 30 and the coincidence of symmetrical center line of symmetrical structure swivel mount 40, and both ends atress is stable when rotatory, thereby the phenomenon of parts such as rotary actuator 30 damage when difficult appearing one end atress and greatly taking place the skew, long service life, it is very practical stable.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. An electron linear accelerator support apparatus, comprising: a base;
a rotary driver mounted on one end of the base;
a symmetrical structure rotating frame mounted on the rotary driver; the rotating axis line of the rotating driver is superposed with the symmetrical center line of the symmetrical structure rotating frame, and the rotating driver is used for driving the symmetrical structure rotating frame to rotate around the rotating axis line of the rotating driver; the rotating frame with the symmetrical structure is a U-shaped frame, the U-shaped frame comprises a mounting arm connected with the rotating driver and two support arms with equal length mounted on the mounting arm, and the support arms are parallel to the rotating axis of the rotating driver;
the machine head frame, the balance weight frame and the swing driving assembly are arranged on the symmetrical structure rotating frame; the swing driving assembly is used for driving the headstock and the counterweight frame to swing on the symmetrical structure rotating frame; the swing drive assembly includes: the two bearing seats a and the two bearing seats b are symmetrically arranged on the rotating frame with the symmetrical structure, the external fluted disc a is sleeved on the bearing seat a and is connected with one end of the headstock, the external fluted disc b is sleeved on the bearing seat b and is connected with one end of the counterweight frame, and the swing driver a and the swing driver b are arranged on the rotating frame with the symmetrical structure; the two ends of the headstock are respectively sleeved on the two bearing seats a, and the two ends of the counterweight frame are respectively sleeved on the two bearing seats b; the axial lead of the bearing seat a and the axial lead of the bearing seat b are mutually parallel and are vertically crossed with the axial lead of the rotating driver; the swing driver a is connected with the outer fluted disc a, and the swing driver b is connected with the outer fluted disc b; and
the supporting mechanism is arranged on the other end of the base; the supporting mechanism comprises a rotary support arranged on the base and a rotary frame plate sleeved on the rotary support, and the rotary frame plate is connected with the end part, far away from the rotary driver, of the rotary frame with the symmetrical structure.
2. The support device of the electron linear accelerator according to claim 1, wherein the cyclotron support is provided with a first round hole and a limit bearing ring arranged along the first round hole; the rotary frame plate is provided with a second round hole and a limiting ring arranged along the second round hole, and the limiting ring is sleeved on the limiting bearing ring.
3. The electron linear accelerator support apparatus according to claim 1, wherein the support mechanism comprises: the supporting ring is connected with the end part of the symmetrical structure rotating frame far away from the rotary driver.
4. The electron linear accelerator support device of claim 1, wherein a handpiece mounting box is mounted on the handpiece frame, and a counterweight box is mounted on the counterweight frame.
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| CN201811523124.2A CN109561564B (en) | 2018-12-13 | 2018-12-13 | Supporting device of electron linear accelerator |
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| CN203280909U (en) * | 2012-08-20 | 2013-11-13 | 梁军 | Radiotherapeutic system |
| CN105916555A (en) * | 2014-01-05 | 2016-08-31 | 新升·塞德里克·于 | Method and system for stereotactic intensity-modulated arc therapy |
| CN106492356A (en) * | 2016-12-13 | 2017-03-15 | 合肥中科离子医学技术装备有限公司 | A kind of medical proton beam rotary frame |
| CN108969902A (en) * | 2017-05-31 | 2018-12-11 | 株式会社东芝 | Particle line medical device |
| CN107362464A (en) * | 2017-08-13 | 2017-11-21 | 吴大可 | Accurate Stereotactic Radiosurgery device |
| CN107913475A (en) * | 2017-12-04 | 2018-04-17 | 新瑞阳光粒子医疗装备(无锡)有限公司 | A kind of particle therapy instrument |
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