阅读说明：本技术 一种放射临床医疗用联动式防护支架 (Linkage type protective bracket for radiation clinical medical treatment ) 是由 张宗森 王丽娜 孙伟娅 于 2020-11-29 设计创作，主要内容包括：本发明涉及放化疗辐射防护技术领域,尤其是一种放射临床医疗用联动式防护支架,包括基座、底座、侧挡板、水平调节装置、支撑板、竖直调节装置、控制器、防护板、悬挂板、联动调节装置、放射治疗装置,所述支撑板与悬挂板之间安装有联动调节装置。本发明结构设计合理,通过水平调节装置可以调节放射治疗装置的位置,通过竖直调节装置可以调节放射治疗装置的高度,通过左右电动推杆和前后电动推杆可以调节四个防护板之间形成的照射窗口大小,通过高度电动推杆可以调节防护板与放射治疗装置及患者待治疗区域之间的距离,通过电动机C可以调节放射治疗装置的照射角度,同时可通过上齿板的移动联动带动防护板整体向一侧水平偏移,调节方便。(The invention relates to the technical field of radiation protection in radiotherapy and chemotherapy, in particular to a linkage type protection bracket for radiotherapy and clinical treatment. The radiation treatment device is reasonable in structural design, the position of the radiation treatment device can be adjusted through the horizontal adjusting device, the height of the radiation treatment device can be adjusted through the vertical adjusting device, the size of an irradiation window formed among the four protection plates can be adjusted through the left and right electric push rods and the front and rear electric push rods, the distance between the protection plates and the radiation treatment device and a to-be-treated area of a patient can be adjusted through the height electric push rods, the irradiation angle of the radiation treatment device can be adjusted through the motor C, and meanwhile, the protection plates can be driven to integrally horizontally shift to one side through the movement linkage of the upper toothed plate, so that the.)

1. The utility model provides a coordinated type protective cradle for radiation clinical medical treatment, includes base, side shield, horizontal adjusting device, backup pad, vertical adjusting device, controller, guard plate, hangs board, linkage adjusting device, radiotherapy device, its characterized in that: the base is of a U-shaped frame plate structure, the bottom surface of the base is fixedly connected with a rubber anti-skid pad, the base is of an inverted U-shaped frame plate structure, the bottom surfaces of the frame plates on two sides of the base are symmetrically and rotatably connected with four universal wheels with brake pads, the base is fixedly arranged on the upper side of the base through a horizontal adjusting device, the horizontal adjusting device comprises a limiting rod A, an adjusting screw rod A, a motor A, a horizontal electric push rod, a horizontal sliding plate, a sliding rod and a sliding sleeve, the left end of the top surface of the base is fixedly connected with a side baffle, a groove is formed in the right end plate surface of the side baffle, a vertical adjusting device is arranged in the groove and comprises a limiting rod B, an adjusting screw rod B, a motor B and a vertical sliding plate, a supporting plate perpendicular to the vertical sliding plate is fixedly connected to the upper end of the left side plate surface, the upper ends of two reinforcing rib rods are fixedly connected to the left side of the bottom surface of the supporting plate, the right side of the bottom surface of the supporting plate is fixedly connected with four suspension rods, the lower ends of the four suspension rods are fixedly connected with a suspension plate, the center of the bottom surface of the suspension plate is fixedly connected with a hinged seat, a rotating rod is hinged and fixed in the hinged seat through a hinge shaft, the lower end of the rotating rod is fixedly connected with a fixing sleeve, a radiotherapy device is movably inserted in the fixing sleeve and is locked and fixed through a locking bolt, two suspension rings are symmetrically and fixedly connected to the middle parts of the left and right side cylinder walls of the fixing sleeve, a linkage adjusting device is installed between the supporting plate and the suspension plate and comprises an upper toothed plate, a lower toothed plate, a motor C, an adjusting gear, an adjusting rod A, an adjusting rod B, a sliding frame, a connecting rope, two ends of the lower toothed plate are symmetrically and fixedly connected with two adjusting rods A, two sides of the top surface of the suspension plate are fixedly connected with sliding frames respectively, the two sliding frames are respectively sleeved in the middle parts of the two adjusting rods A in a sliding mode, the outer side ends of the adjusting rods A are fixedly connected with connecting ropes respectively, two end plate edges of the suspension plate are symmetrically and fixedly connected with two rotating connecting seats, pulleys are rotatably connected in the rotating connecting seats through rotating shafts, the other ends of the connecting ropes are fixedly connected to the suspension ring after bypassing the pulleys, the toothed groove surface of the lower toothed plate faces upwards and is engaged with an adjusting gear, the top surface of the suspension plate at the rear side of the adjusting gear is fixedly connected with a motor C, the end part of an output shaft of the motor C is fixedly connected with the center of the adjusting gear, an exposure hole is formed in a supporting plate right above the adjusting gear and the motor C, and an upper toothed plate is movably, the tooth space of the upper toothed plate faces downwards and is meshed with the upper side of the adjusting gear, two ends of the upper toothed plate are fixedly connected with adjusting rods B, the top surfaces of the supporting plates on two sides of the upper toothed plate are symmetrically and fixedly connected with two sliding frames, the two sliding frames are respectively sleeved in the middle of the two adjusting rods B in a sliding mode, the sections of the two adjusting rods B and the two adjusting rods A are square and are matched with the sliding frames, the outer side end of each adjusting rod B is fixedly connected with a connecting rod perpendicular to the adjusting rod, two ends of the connecting rod are fixedly connected with vertical sleeves perpendicular to the connecting rod, vertical rods are sleeved in the vertical sleeves in a sliding mode, an X-shaped rod is fixedly connected between the top ends of the four vertical rods, a height electric push rod perpendicular to the height electric push rod is fixedly connected at the center of the top surface of the upper toothed plate, the upper end of the height electric push rod is fixedly connected to, two protection frames are located the top of controlling two protection frames around, and the equal sliding sleeve in four protection frames has the guard plate, and the equal fixedly connected with semicircular push-and-pull board in outside end top of guard plate controls electric putter about the equal fixedly connected with in top surface middle part of two protection frames, and electric putter around the equal fixedly connected with in top surface middle part of two protection frames around, controls electric putter and around the equal fixed connection of electric putter's the outside end on the push-and-pull board of homonymy, motor A, horizontal electric putter, motor B, motor C, high electric putter control electric putter, around electric putter all through wire electric connection controller and external power source.

2. The linkage type protective bracket for the radiation clinical medical treatment according to claim 1, which is characterized in that: two limiting rods A are symmetrically and fixedly connected between the frame plates on the two sides of the base, a motor A is fixedly embedded in the middle of the frame plate on the front side of the base, an adjusting screw A is fixedly connected to the end part of an output shaft of the motor A, the other end of the adjusting screw A is rotatably connected to the inner wall of the frame plate on the rear side of the base through a bearing, two sliding holes and a threaded hole are arranged at the front end and the rear end of the horizontal sliding plate, the limiting rod A is connected in the sliding holes in a sliding mode, the adjusting screw A is sleeved in the threaded hole in a threaded mode, two sliding sleeves are symmetrically and fixedly connected on the top surface of the horizontal sliding plate, two sliding rods are symmetrically and fixedly connected between the frame plates on the two sides of the base, the sliding rods are slidably sleeved in the sliding sleeves, the middle part of the top surface of the horizontal sliding plate is fixedly connected with a horizontal electric push rod, and the left end of the horizontal electric push rod is fixedly connected to the inner wall of the left frame plate of the base.

3. The linkage type protective bracket for the radiation clinical medical treatment according to claim 1, which is characterized in that: the improved side baffle plate is characterized in that a motor B is fixedly embedded in the top of a groove of the side baffle plate, an output shaft of the motor B is fixedly connected with an adjusting screw B, the lower end of the adjusting screw B is rotatably connected onto the inner wall of the groove of the side baffle plate through a bearing, two limiting rods B are symmetrically and fixedly connected between the upper groove wall and the lower groove wall of the groove of the side baffle plate, two sliding holes and a threaded hole are fixedly arranged between the upper end and the lower end of the vertical sliding plate, the sliding holes are slidably sleeved on the limiting rods B, and the threaded holes are in threaded.

4. The linkage type protective bracket for the radiation clinical medical treatment according to claim 1, which is characterized in that: the controller is provided with a first control switch, a second control switch, a third control switch, a fourth control switch, a fifth control switch, a sixth control switch and a seventh control switch, wherein the first control switch, the second control switch, the third control switch, the fourth control switch, the fifth control switch, the sixth control switch and the seventh control switch are respectively matched and controlled with the motor A, the horizontal electric push rod, the motor B, the motor C, the height electric push rod, the left electric push rod, the right electric push rod, the front electric push rod and the rear electric push rod correspondingly.

Technical Field

The invention relates to the technical field of radiation protection in radiotherapy and chemotherapy, in particular to a linkage type protection bracket for radiotherapy and clinical treatment.

Background

Radiotherapy is an important treatment method for treating malignant tumors, and is called radiotherapy for short, namely, radiation is used for irradiating malignant tumor cells, and the local treatment is realized. Since the radiation has a certain energy, when the malignant tumor is irradiated, the malignant tumor can be killed or the malignant tumor protein can be fixed, so that the malignant tumor cells cannot survive, and the tumor gradually shrinks or disappears, thereby achieving the effect of treating the malignant tumor. The radiation, like the common sunlight, is invisible to the naked eye but has relatively large energy, and can be used to treat malignant tumors by irradiating tumor cells. However, while the radiation can kill tumor cells, the normal tissues of the surrounding parts are damaged to a certain extent, so that the similar regions outside the irradiation range need to be protected, in order to solve the problem, in the Chinese invention patent with the publication number of CN110152212A, a gynecological tumor intracavity radiation therapy protection device is disclosed, a plurality of first protection covers and second protection covers are arranged in the tumor radiation therapy device, a patient is pushed into the first protection covers and the second protection covers through a lying plate for radiation therapy, and the first protection covers and the second protection covers are adjusted through arranging a connecting block, so that the first protection covers and the second protection covers can protect the healthy parts of the patient from being influenced by the radiation during the radiation therapy, however, the first protection covers and the second protection covers of the device are arranged on a bed body in a sliding manner, the distance between the first protection covers and the radiation therapy device and the region of the patient to be treated can not be adjusted according to the requirements, and the device can not move along with the radiotherapy device in a linkage manner in the treatment process, so that the adjustment is inconvenient and the protection effect is poor.

In conclusion, the technical scheme provides a linkage type protective bracket for radiation clinical medical treatment, the protective plate can adjust the distance between the protective plate and a radiation treatment device and the distance between the protective plate and a region to be treated of a patient according to needs, and can move along with the radiation treatment device in a linkage manner, the adjustment is convenient, and the protective effect is good.

Disclosure of Invention

The invention aims to overcome the technical defects and provide a linkage type protective bracket for radiation clinical medical treatment. Can adjust radiotherapy device's position through horizontal adjusting device, can adjust radiotherapy device's height through vertical adjusting device, the window size of shining that forms between four guard plates can be adjusted through controlling electric putter and front and back electric putter, can adjust guard plate and radiotherapy device and patient through high electric putter and treat the distance between the treatment region, can adjust radiotherapy device's irradiation angle through motor C, the removal linkage of pinion rack drives the whole to one side horizontal migration of guard plate on the accessible simultaneously, and it is convenient to adjust, and the protective effect is good.

The technical scheme adopted by the invention for solving the technical problems is as follows: a linkage type protective bracket for radiation clinical medical treatment comprises a base, side baffles, a horizontal adjusting device, a supporting plate, a vertical adjusting device, a controller, a protective plate, a suspension plate, a linkage adjusting device and a radiotherapy device, wherein the base is of a U-shaped frame plate structure, the bottom surface of the base is fixedly connected with a rubber non-slip mat, the base is of an inverted U-shaped frame plate structure, the bottom surfaces of the two side frame plates of the base are symmetrically and rotatably connected with four universal wheels with brake pads, the base is fixedly arranged on the upper side of the base through the horizontal adjusting device, the horizontal adjusting device comprises a limiting rod A, an adjusting screw A, a motor A, a horizontal electric push rod, a horizontal sliding plate, a sliding rod and a sliding sleeve, the left end of the top surface of the base is fixedly connected with the side baffles, the right end plate surfaces of the side baffles are provided with grooves, the vertical adjusting device comprises a limiting rod B, an adjusting screw B, a motor B and a vertical sliding plate, wherein the upper end of the left side plate surface of the vertical sliding plate is fixedly connected with a supporting plate perpendicular to the vertical sliding plate, the lower end of the left side plate surface of the vertical sliding plate is symmetrically and fixedly connected with two reinforcing rib rods, the upper ends of the two reinforcing rib rods are fixedly connected to the left side of the bottom surface of the supporting plate, the right side of the bottom surface of the supporting plate is fixedly connected with four suspension rods, the lower ends of the four suspension rods are fixedly connected with suspension plates, the center of the bottom surface of each suspension plate is fixedly connected with a hinged seat, a rotating rod is hinged and fixed in the hinged seat through a hinge shaft, the lower end of the rotating rod is fixedly connected with a fixing sleeve, a radiotherapy device is movably inserted in the fixing sleeve and locked and fixed through a locking bolt, the, the linkage adjusting device comprises an upper toothed plate, a lower toothed plate, a motor C, an adjusting gear, adjusting rods A, adjusting rods B, sliding frames, connecting ropes and pulleys, wherein the lower toothed plate is movably arranged in the middle of the top surface of the suspension plate, two ends of the lower toothed plate are symmetrically and fixedly connected with the two adjusting rods A, the sliding frames are fixedly connected to two sides of the top surface of the suspension plate respectively, the two sliding frames are respectively sleeved in the middle of the two adjusting rods A in a sliding mode, the connecting ropes are fixedly connected to the outer side ends of the adjusting rods A respectively, two rotating connecting seats are symmetrically and fixedly connected to the edges of two end plates of the suspension plate, the pulleys are rotatably connected in the rotating connecting seats through rotating shafts, the other ends of the connecting ropes are fixedly connected to the suspension ring after passing through the pulleys, the tooth groove surfaces of the lower toothed plate face upwards and are engaged with the adjusting gear, and the motor C, the end part of an output shaft of the motor C is fixedly connected with the center of the adjusting gear, an exposure hole is arranged on the supporting plate right above the adjusting gear and the motor C, an upper toothed plate is movably arranged on the top surface of the supporting plate right above the lower toothed plate, a toothed groove of the upper toothed plate faces downwards and is meshed with the upper side of the adjusting gear, two ends of the upper toothed plate are fixedly connected with adjusting rods B, two sliding frames are symmetrically and fixedly connected on the top surfaces of the supporting plates on two sides of the upper toothed plate and are respectively sleeved in the middle parts of the two adjusting rods B in a sliding manner, the sections of the two adjusting rods B and the two adjusting rods A are square and are matched with the sliding frames, the outer end part of each adjusting rod B is fixedly connected with a connecting rod perpendicular to the adjusting rod, two ends of the connecting rod are fixedly connected with a vertical sleeve perpendicular to the vertical sleeve, a vertical rod is sleeved in the vertical sleeve in a sliding, the center of the top surface of the upper toothed plate is fixedly connected with a height electric push rod vertical to the upper toothed plate, the upper end of the height electric push rod is fixedly connected to the lower side of the center of the X-shaped rod, four protective frames are symmetrically and fixedly connected between the lower ends of the four vertical rods, the front protective frame and the rear protective frame are positioned above the left protective frame and the right protective frame, protective plates are sleeved in the four protective frames in a sliding mode, semicircular push-pull plates are fixedly connected to the upper sides of the outer side ends of the protective plates, left electric push rods and right electric push rods are fixedly connected to the middle parts of the top surfaces of the left protective frame and the right protective frame, front electric push rods and rear electric push rods are fixedly connected to the middle parts of the, the motor A, the horizontal electric push rod, the motor B, the motor C, the height electric push rod, the left electric push rod, the right electric push rod, the front electric push rod and the rear electric push rod are electrically connected with the controller and an external power supply through leads.

Furthermore, two limit rods A are symmetrically and fixedly connected between the frame plates on the two sides of the base, a motor A is fixedly embedded in the middle of the frame plate on the front side of the base, an adjusting screw A is fixedly connected with the end part of an output shaft of the motor A, the other end of the adjusting screw A is rotatably connected to the inner wall of the frame plate on the rear side of the base through a bearing, two sliding holes and a threaded hole are arranged at the front end and the rear end of the horizontal sliding plate, the limiting rod A is connected in the sliding holes in a sliding mode, the adjusting screw A is sleeved in the threaded hole in a threaded mode, two sliding sleeves are symmetrically and fixedly connected on the top surface of the horizontal sliding plate, two sliding rods are symmetrically and fixedly connected between the frame plates on the two sides of the base, the sliding rods are slidably sleeved in the sliding sleeves, the middle part of the top surface of the horizontal sliding plate is fixedly connected with a horizontal electric push rod, and the left end of the horizontal electric push rod is fixedly connected to the inner wall of the left frame plate of the base. The horizontal sliding plate can be controlled to drive the device to move back and forth through the rotation of the motor A, and the horizontal electric push rod can drive the device to move left and right.

Furthermore, a motor B is fixedly embedded in the top of a groove of the side baffle, an output shaft of the motor B is fixedly connected with an adjusting screw B, the lower end of the adjusting screw B is rotatably connected to the inner wall of the groove of the side baffle through a bearing, two limiting rods B are symmetrically and fixedly connected between the upper groove wall and the lower groove wall of the groove of the side baffle, two sliding holes and a threaded hole are fixedly arranged between the upper end and the lower end of the vertical sliding plate, the sliding holes are slidably sleeved on the limiting rods B, and the threaded hole is in threaded connection with the adjusting screw B. The vertical sliding plate can be driven to move up and down through the rotation of the motor B, so that the height of the supporting plate can be adjusted.

Further, a first control switch, a second control switch, a third control switch, a fourth control switch, a fifth control switch, a sixth control switch and a seventh control switch are arranged on the controller, and the first control switch, the second control switch, the third control switch, the fourth control switch, the fifth control switch, the sixth control switch and the seventh control switch are respectively matched and controlled with the motor A, the horizontal electric push rod, the motor B, the motor C, the height electric push rod, the left electric push rod, the right electric push rod, the front electric push rod and the rear electric push rod correspondingly. The control switch I, the control switch II, the control switch III, the control switch IV, the control switch V, the control switch VI and the control switch VII can respectively control the opening operation and the closing operation of the corresponding motor A, the horizontal electric push rod, the motor B, the motor C, the height electric push rod, the left electric push rod, the right electric push rod, the front electric push rod and the rear electric push rod.

The invention has the beneficial effects that: the radiation treatment device is reasonable in structural design, the position of the radiation treatment device can be adjusted through the horizontal adjusting device, the height of the radiation treatment device can be adjusted through the vertical adjusting device, the size of an irradiation window formed among the four protection plates can be adjusted through the left and right electric push rods and the front and rear electric push rods, the distance between the protection plates and the radiation treatment device and a to-be-treated area of a patient can be adjusted through the height electric push rods, the irradiation angle of the radiation treatment device can be adjusted through the motor C, meanwhile, the protection plates can be driven to integrally horizontally shift to one side through the movement linkage of the upper toothed plate, the adjustment is convenient, and the protection.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the level adjustment device of the present invention.

FIG. 3 is a schematic view of the structure of the vertical adjustment apparatus of the present invention.

FIG. 4 is a schematic top view of a connection structure of the supporting plate, the linkage adjusting device and the protection plate according to the present invention.

FIG. 5 is a schematic view of a connection structure of the suspension plate and the linkage adjusting device of the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail below with reference to fig. 1 to 5.

As shown in figures 1-5, the invention comprises a base 1, a base 5, a side baffle 9, a horizontal adjusting device, a supporting plate 12, a vertical adjusting device, a controller 4, a protective plate 24, a suspension plate 15, a linkage adjusting device and a radiotherapy device 19, wherein the base 1 is of a U-shaped frame plate structure, the bottom surface of the base 1 is fixedly connected with a rubber non-slip mat 2, the rubber non-slip mat 2 can enable the base 1 to be stably supported and not to slide, the base 5 is of an inverted U-shaped frame plate structure, the bottom surfaces of the two side frame plates are symmetrically and rotatably connected with four universal wheels 8 with brake pads, the universal wheels 8 with the brake pads can brake and can also release the brake pads to be freely adjusted, the base 5 is fixedly arranged on the upper side of the base 1 through the horizontal adjusting device, the horizontal adjusting device comprises a limiting rod A39, an adjusting screw A40, a motor A3 and a horizontal electric push rod 7, The horizontal sliding plate 41, the sliding rod 6 and the sliding sleeve 42, the left end of the top surface of the base 5 is fixedly connected with a side baffle 9, the right end plate surface of the side baffle 9 is provided with a groove 45, a vertical adjusting device is arranged in the groove 45, the vertical adjusting device comprises a limiting rod B43, an adjusting screw B44, a motor B10 and a vertical sliding plate 11, the upper end of the left side plate surface of the vertical sliding plate 11 is fixedly connected with a supporting plate 12 perpendicular to the vertical sliding plate 11, the lower end of the left side plate surface of the vertical sliding plate 11 is symmetrically and fixedly connected with two reinforcing rib rods 13, the upper ends of the two reinforcing rib rods 13 are fixedly connected to the left side of the bottom surface of the supporting plate 12, the right side of the bottom surface of the supporting plate 12 is fixedly connected with four suspension rods 14, the lower ends of the four suspension rods 14 are fixedly connected with suspension plates 15, the lower end of the rotating rod 51 is fixedly connected with a fixed sleeve 20, a radiotherapy device 19 is movably inserted in the fixed sleeve 20 and is locked and fixed through a locking bolt 21, the radiotherapy device 19 is of a structure in the prior art, the middle parts of the left and right side cylinder walls of the fixed sleeve 20 are symmetrically and fixedly connected with two suspension rings 18, a linkage adjusting device is installed between the support plate 12 and the suspension plate 15, the linkage adjusting device comprises an upper toothed plate 34, a lower toothed plate 42, a motor C38, an adjusting gear 36, an adjusting rod A37, an adjusting rod B33, a sliding frame 32, a connecting rope 17 and a pulley 28, the middle part of the top surface of the suspension plate 15 is movably provided with the lower toothed plate 42, two ends of the lower toothed plate 42 are symmetrically and fixedly connected with two adjusting rods A37, two sides of the top surface of the suspension plate 15 are both fixedly connected with the sliding frames 32, and the two sliding frames, the outer end of the adjusting rod A37 is fixedly connected with a connecting rope 17, two rotating connecting seats 27 are symmetrically and fixedly connected to the edges of two end plates of the suspension plate 15, a pulley 28 is rotatably connected to the rotating connecting seats 27 through a rotating shaft, the other end of the connecting rope 17 is fixedly connected to the suspension ring 18 after bypassing the pulley 28, a regulating gear 36 is installed on the lower toothed plate 42 with the upward toothed surface engaged with the toothed surface, a motor C38 is fixedly connected to the top surface of the suspension plate 15 at the rear side of the regulating gear 36, the end of an output shaft of the motor C38 is fixedly connected with the center of the regulating gear 36, an exposure hole 35 is formed in the supporting plate 12 right above the regulating gear 36 and the motor C38, an upper toothed plate 34 is movably arranged on the top surface of the supporting plate 12 right above the lower toothed plate 42, the toothed groove of the upper toothed plate 34 faces downward and is engaged with the upper side of the regulating gear 36, adjusting rod B33 is fixedly connected to two ends of, the top surfaces of the supporting plates 12 at two sides of the upper toothed plate 34 are symmetrically and fixedly connected with two sliding frames 32, the two sliding frames 32 are respectively sleeved at the middle parts of two adjusting rods B33 in a sliding manner, the sections of the two adjusting rods B33 and the two adjusting rods A37 are both square and are both matched with the sliding frames 32, when the motor C38 drives the adjusting gear 36 to rotate clockwise, the lower toothed plate 42 can move leftwards, the lower end of the radiotherapy device 19 can be pulled to incline rightwards through the connecting rope 17, meanwhile, the adjusting gear 36 can drive the upper toothed plate 34 to move rightwards, the upper toothed plate 34 can drive four vertical rods to move rightwards through the height electric push rod 31 and the connecting rod 49 while moving rightwards, so that the four protective plates 24 move rightwards integrally to correspond to the angular deflection of the lower end of the radiotherapy device 19, the use is convenient, the irradiation field of vision is adjusted flexibly, the outer side ends of, the two ends of the connecting rod 49 are fixedly connected with vertical sleeves 29 which are perpendicular to the connecting rod, vertical rods 22 are slidably sleeved in the vertical sleeves 29, X-shaped rods 30 are fixedly connected between the top ends of the four vertical rods 22, a height electric push rod 31 which is perpendicular to the upper toothed plate 34 is fixedly connected at the center of the top surface of the upper toothed plate 34, the upper end of the height electric push rod 31 is fixedly connected to the lower side of the center of the X-shaped rod 30, the height electric push rod 31 can adjust the distance between a protection plate 24 and the radiotherapy device 19 and the region to be treated of a patient, four protection frames 23 are symmetrically and fixedly connected between the lower ends of the four vertical rods 22, the front and rear two protection frames 23 are positioned above the left and right protection frames 23, the protection plates 24 are slidably sleeved in the four protection frames 23, semicircular push-pull plates 26 are fixedly connected above the outer end portions of the protection plates 24, and left and, the middle parts of the top surfaces of the front and rear protective frames 23 are fixedly connected with a front and rear electric push rod 48, the outer ends of the left and right electric push rods 25 and the front and rear electric push rods 48 are fixedly connected to the push-pull plate 26 on the same side, the size of an irradiation window formed between the four protective plates 24 can be flexibly adjusted through the left and right electric push rods 25 and the front and rear electric push rods 48, and the motor A3, the horizontal electric push rod 7, the motor B10, the motor C38, the height electric push rod 31, the left and right electric push rods 25, the front and rear electric push rods 48 are electrically connected with the controller 4 and an external.

Furthermore, two limit rods A39 are symmetrically and fixedly connected between the two side frame plates of the base 1, a motor A3 is fixedly embedded in the middle of the front side frame plate of the base 1, an adjusting screw A40 is fixedly connected to the end part of an output shaft of the motor A3, the other end of the adjusting screw A40 is rotatably connected to the inner wall of the rear side frame plate of the base 1 through a bearing 50, two sliding holes 46 and a threaded hole are arranged at the front end and the rear end of the horizontal sliding plate 41, the limiting rod A39 is connected in the sliding holes 46 in a sliding way, the adjusting screw A40 is sleeved in the threaded hole 47 in a threaded way, two sliding sleeves 42 are symmetrically and fixedly connected on the top surface of the horizontal sliding plate 41, two sliding rods 6 are symmetrically and fixedly connected between the frame plates on the two sides of the base 5, the sliding rods 6 are slidably sleeved in the sliding sleeves 42, the middle part of the top surface of the horizontal sliding plate 41 is fixedly connected with a horizontal electric push rod 7, and the left end of the horizontal electric push rod 7 is fixedly connected to the inner wall of the left frame plate of the base 5. The horizontal sliding plate 41 can be controlled to drive the device to move back and forth through the rotation of the motor A3, and the device can be driven to move left and right through the horizontal electric push rod 7.

Further, a motor B10 is fixedly embedded in the top of the groove 45 of the side baffle 9, an output shaft of the motor B10 is fixedly connected with an adjusting screw B44, the lower end of the adjusting screw B44 is rotatably connected to the inner wall of the groove 45 of the side baffle 9 through a bearing 50, two limit rods B43 are symmetrically and fixedly connected between the upper and lower groove walls of the groove 45 of the side baffle 9, two sliding holes 46 and a threaded hole 47 are fixedly arranged between the upper and lower ends of the vertical sliding plate 11, wherein the sliding holes 46 are slidably sleeved on the limit rods B43, and the threaded hole 47 is threadedly sleeved on the adjusting screw B44. The vertical sliding plate 11 is moved up and down by the rotation of the motor B10, thereby adjusting the height of the support plate 12.

Further, the controller 4 is provided with a first control switch 4-1, a second control switch 4-2, a third control switch 4-3, a fourth control switch 4-4, a fifth control switch 4-5, a sixth control switch 4-6 and a seventh control switch 4-7, wherein the first control switch 4-1, the second control switch 4-2, the third control switch 4-3, the fourth control switch 4-4, the fifth control switch 4-5, the sixth control switch 4-6 and the seventh control switch 4-7 are respectively matched and controlled with the motor A3, the horizontal electric push rod 7, the motor B10, the motor C38, the height electric push rod 31, the left electric push rod 25, the right electric push rod 25 and the front electric push rod 48. The control switch I4-1, the control switch II 4-2, the control switch III 4-3, the control switch IV 4-4, the control switch V4-5, the control switch VI 4-6 and the control switch VII 4-7 can respectively control the on-off operation of the corresponding motor A3, the horizontal electric push rod 7, the motor B10, the motor C38, the height electric push rod 31, the left electric push rod 25, the right electric push rod 25 and the front electric push rod 48.

During the use, can place the base 1 in under the bed, then accessible controller 4 control horizontal adjusting device adjusts the position of radiotherapy device 19, can adjust the height of radiotherapy device 19 through vertical adjusting device, can adjust the irradiation window size that forms between four guard plates 24 through controlling electric putter 25 and front and back electric putter 48, can adjust the distance between guard plate 24 and radiotherapy device 19 and the patient treat the treatment region through high electric putter 31, can make radiotherapy device 19 when carrying out angle modulation through linkage adjusting device, guard plate 24 can wholly translate thereupon, conveniently adjust the protection scope.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.