CN209997044U

CN209997044U - ground rail mechanism of cone beam CT and CT

Info

Publication number: CN209997044U
Application number: CN201920276600.9U
Authority: CN
Inventors: 茅文骑
Original assignee: Konica Minolta Zaiqi Medical Products Shanghai Co Ltd
Current assignee: Konica Minolta Zaiqi Medical Products Shanghai Co Ltd
Priority date: 2019-03-05
Filing date: 2019-03-05
Publication date: 2020-01-31
Anticipated expiration: 2029-03-05

Abstract

The utility model discloses a ground rail mechanism of cone beam CT and CT, including ground rail frame, dolly, guide rail, servo drive, chain servo device, set up parallel guide rail on the ground rail frame, the dolly passes through slider swing joint on the guide rail, servo drive fixed connection is inside the dolly, drive dolly along the guide rail side to side motion, at the upper portion swing joint chain servo device of dolly, the both ends of chain servo device are fixed at the both ends of ground rail frame, adopted transmission structures such as high accuracy hold-in range, guide rail, dolly, servo drive and chain servo device, have characteristics such as motion positioning accuracy height, solved two protective groove link joints on ground in the current product and followed the difficult problem that dolly plays the motion, stopped bringing the personal safety problem to equipment operating personnel and solved gear drive among the prior art transmission accuracy low, maintenance cost height shortcoming.

Description

ground rail mechanism of cone beam CT and CT

Technical Field

The utility model relates to a proton heavy ion treatment patient image acquisition registration guide equipment and digital equipment awl restraint CT and CT equipment especially relate to kinds of awl restraint CT and CT's ground rail mechanism.

Background

At present, in the prior art, a ground rail mechanism of a proton heavy ion treatment patient image acquisition registration guide device, a digital device cone beam CT and CT device and a motor transmission system of the ground rail mechanism are all installed at the lower part of the ground, a guard groove is arranged on the ground and adopts a chain plate and moves along with a ground rail trolley , in the prior art, a transmission mode that the chain plate moves along with a ground rail trolley is adopted, due to the factors of large structural area of the chain plate, large floor area, large motion amplitude of the chain plate and the like, the operation of equipment operators is influenced, meanwhile, the personal safety is brought to the equipment operators, for example, when the equipment operators step on the chain plate carelessly, the operators fall down, in addition, the gear structure transmission is adopted for the proton heavy ion treatment patient image acquisition registration guide device, the digital device cone beam CT and CT device, and the ground rail mechanism transmission of the CT device, and the defects of low transmission precision, high maintenance cost and the like are further realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at according to the weak point of above-mentioned prior art, the utility model discloses a ground rail mechanism of CT and CT is restrainted to cones, including ground rail frame, dolly, guide rail, servo drive, chain servo device, its characterized in that, ground rail frame on set up parallel guide rail, the dolly pass through slider swing joint on the guide rail, servo drive fixed connection in the dolly inside, drive the dolly along guide rail side-to-side movement the upper portion swing joint of dolly chain servo device, the both ends of chain servo device fix the both ends of ground rail frame.

, the ground rail frame is of a bilateral symmetry structure and comprises a moving table, a frame, a crosspiece, a support frame, a side support frame, a connecting angle steel, a support, expansion bolts, a cover plate, a second cover plate, a third cover plate and large head bolts, the guide rails are symmetrically fixed on the frame in front and back in parallel, the support is fixed above the frame, the moving table is fixed above the support, the crosspiece is arranged in the middle of the moving table, the support frame is fixed below the crosspiece and connected with the fixed frame, the side support frame is fixed on the side of the frame, the side support frame and the moving table are connected on the same plane, the angle steel is fixedly connected to ends of the side support frame, a cover plate is arranged above the side support frame, the third cover plate is arranged in the middle of the moving table, chain follow-up devices are arranged on two sides of the third cover plate, the second cover plates are arranged on two sides of the chain follow-up devices, the cover plates, the second cover plates and the third cover plates are fixed by the large head bolts, and the expansion frame is.

Step , the sliding blocks are arranged at four corners of the trolley in parallel, the trolley further comprises a trolley support, a vertical plate, a support, pulley shafts, pulleys, a th shaft seat and a second shaft seat, the vertical plate is fixed at two sides of the trolley support, the sliding blocks are arranged on the guide rails, the sides of the sliding blocks are fixed on the vertical plate, the support is fixedly connected onto the vertical plate, the pulley shafts are arranged in the support, the pulleys are movably connected onto the pulley shafts, the th shaft seat is connected to the rear end of the support, the end of each pulley shaft is fixedly connected with the th shaft seat, the second shaft seat is connected to the front end of the support, and the other end of each pulley shaft is fixedly connected with the second shaft seat.

, the servo driving device further comprises a servo motor, a synchronous belt driving wheel, a -th synchronous belt driven wheel, a second synchronous belt driven wheel, a main synchronous belt, a belt wheel shaft, a synchronous belt pressing plate, a synchronous belt support, a translation synchronous belt, a tensioning support, a limiting collision block, a switch support and a limiting switch, wherein the servo motor is fixed on the trolley, the synchronous belt driving wheel is fixed on -th end of the servo motor, the main synchronous belt is arranged on the synchronous belt driving wheel, the main synchronous belt is connected with a -th synchronous belt driven wheel arranged on the trolley support, a -th synchronous belt driven wheel is coaxially connected with the second synchronous belt driven wheel through the belt wheel shaft, the upper portion of the second synchronous belt driven wheel is in transmission engagement with the translation synchronous belt, two ends of the translation synchronous belt are respectively fixed by the synchronous belt pressing plate and the synchronous belt support, the synchronous belt support is fixed on the rack, the translation synchronous belt is arranged between the synchronous belt pressing plate and the synchronous belt support, the tensioning support is arranged on the -side of the synchronous belt support, the tensioning support is provided with the limiting collision block, the limiting collision block is fixed on the rack, and the limiting switch support is fixed on the.

, the chain follow-up device further comprises a pinch roller, a baffle, a chain wheel support, a chain wheel, a guard plate, a second pinch roller, a chain joint, a pressing plate, a rubber strip and a chain, wherein the rubber strip is arranged above the chain in parallel, two ends of the chain are respectively connected with chain joints, two ends of the rubber strip and the chain joint are sequentially fixed above the side support frame through the pressing plate from top to bottom, the rubber strip and the chain penetrate through the lower portion of the pinch roller, the chain wheel fixed to the top of the trolley is upwards crossed over the trolley support, the chain wheel and the chain form chain transmission, the guard plate penetrates through the lower portion of the second pinch roller downwards along the trolley support, the guard plate is arranged above the chain wheel, and pressing plates are respectively arranged on the sides of the pinch roller and the second pinch roller and used.

, arranging square steels on two sides of the chain to limit the position of the chain, arranging second square steels on the edges of the side support frames respectively, connecting adjusting screws at the bottoms of the side support frames, and fixing cushion blocks below the adjusting screws.

, fixing a drag chain bracket below the trolley, connecting the end of the drag chain at the side of the drag chain bracket, fixing the other end of the drag chain and the end of the drag chain groove on the frame, and arranging the drag chain groove below the drag chain.

The technical effect of the utility model lies in, adopt high accuracy hold-in range, the guide rail, the dolly, transmission structures such as servo drive and chain follow-up device, have characteristics such as motion positioning accuracy height, the difficult problem of two protection groove link joints on ground follow dolly play the motion in having solved current product, the area of structure of link joint has been solved simultaneously great, area is great, when the range of action of the motion of link joint is big technical problem, stopped to bring personal safety's problem and solved proton heavy ion treatment patient image acquisition registration guide equipment and digital equipment awl bundle CT and CT equipment's ground rail mechanism transmission and adopted gear structure transmission, it still has the transmission precision low, shortcomings such as maintenance cost height.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the direction A-A of the present invention;

FIG. 4 is an enlarged view of a portion I of the present invention;

FIG. 5 is a schematic view of the direction B-B of the present invention;

FIG. 6 is an enlarged view of a portion II of the present invention;

fig. 7 is a schematic view of the C-C direction of the present invention;

FIG. 8 is a schematic view of the present invention in the direction D-D;

FIG. 9 is a partial enlarged view of the section III of the present invention;

fig. 10 is a schematic view of the present invention in the direction of E-E;

fig. 11 is a schematic view of the present invention in the direction F-F;

fig. 12 is a schematic diagram of the direction G-G of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of , but not all embodiments.

Referring to fig. 1, 2 and 10, the present embodiment provides ground rail mechanisms for cone beam CT and CT, which includes a ground rail frame 100, a trolley 46, a guide rail 39, a servo driving device 300 and a chain follower 400, wherein the ground rail frame 100 is provided with the parallel guide rail 39, the trolley 46 is movably connected to the guide rail 39 through a slider 31, the servo driving device 300 is fixedly connected inside the trolley 46 to drive the trolley 46 to move left and right along the guide rail 39, the upper portion of the trolley 46 is movably connected to the chain follower 400, and both ends of the chain follower 400 are fixed to both ends of the ground rail frame 100.

To illustrate the structure of this embodiment , referring to fig. 1 to fig. 3, fig. 4 and fig. 11, the ground rail frame 100 is a bilateral symmetry structure, the ground rail frame 100 further includes a moving table 101, a frame 5, a crosspiece 6, a support frame 7, side support frames 8, connecting angle steels 9, a support 10, expansion bolts 18, a cover plate 1, a second cover plate 2, a third cover plate 3 and large head screws 4, the frame 5 is provided with parallel front and back symmetrical fixing rails 39, the support 10 is fixed above the frame 5, the moving table 101 is fixed above the support 10, the crosspiece 6 is arranged in the middle of the moving table 101, the support frame 7 is fixed below the crosspiece 6 and is connected with the fixed frame 5, the side support frame 8 is fixed on the side of the frame 5, the side support frame 398 is connected with the moving table 101 on the same plane as the moving table 34, the end of the side support frame 8 is fixedly connected with the moving table 9, the side support frame 8 is provided with the third cover plate 1, the third cover plate 3 is arranged in the middle of the moving table 101, the chain is arranged on both sides of the second cover plate 400, the frame 100 and the expansion bolts 100 are arranged on both sides of the frame 100.

Referring to fig. 3, 8 and 9, the sliding blocks 31 are arranged at four corners of the trolley 46 in parallel, the trolley 46 further includes a trolley support 461, a vertical plate 462, a support 32, a pulley shaft 33, a pulley 34, an th shaft seat 35 and a second shaft seat 36, the vertical plate 462 is fixed at two sides of the trolley support 461, the sliding block 31 is arranged on the guide rail 39, a side of the sliding block 31 is fixed on the vertical plate 462, the support 32 is fixedly connected on the vertical plate 462, a plurality of pulley shafts 33 are arranged in the support 32, the pulley shaft 33 is movably connected with the pulley 34, a th shaft seat 35 is connected at the rear end of the support 32, an end of the pulley shaft 33 is fixedly connected with the th shaft seat 35, a front end of the support 32 is connected with the second shaft seat 36, and another end of the pulley shaft 33 is fixedly connected with the second shaft seat 36.

Referring to fig. 4 and 12, the servo driving device 300 further includes a servo motor 40, a synchronous belt driving pulley 41, a third synchronous belt driven pulley 411, a second synchronous belt driven pulley 412, a main synchronous belt 42, a belt pulley shaft 43, a synchronous belt pressing plate 11, a synchronous belt support 12, a translational synchronous belt 13, a tensioning support 14, a limit bump block 15, a switch support 16 and a limit switch 17, the servo motor 40 is fixed on a trolley 46, the synchronous belt driving pulley 41 is fixed on a end of the servo motor 40, the main synchronous belt 42 is arranged on the synchronous belt driving pulley 41, the main synchronous belt 42 is connected with the third synchronous belt driven pulley 411 arranged on a trolley support 461, the third synchronous belt driven pulley 411 is coaxially connected with the second synchronous belt driven pulley 412 through the belt pulley shaft 43, the translational synchronous belt 13 is in transmission engagement above the second synchronous belt driven pulley 412, two ends of the translational synchronous belt 13 are respectively fixed by the synchronous belt pressing plate 11 and the synchronous belt support 12, the synchronous belt support 12 is fixed on a rack 5, the translational synchronous belt support 13 is arranged between the synchronous belt pressing plate 11 and the synchronous belt support 12, the synchronous belt support 14 is arranged on a tensioning support 141, the tensioning support 14 is arranged on the tensioning support 14 side, the rack support 14 is arranged on the tensioning support 46 side, the trolley support 16 is arranged on the trolley support 46, the trolley support 16, the trolley support 46 is used for realizing accurate positioning of the trolley, the trolley 16, the trolley 46, the trolley 16, the trolley support 16 is used for realizing accurate positioning of the trolley, the trolley 46, the trolley.

Referring to fig. 5 and 6, the chain follower 400 further comprises pinch rollers 23, a baffle plate 24, a sprocket support 25, a sprocket 26, a guard plate 27, a second pinch roller 231, a chain joint 19, a pressing plate 20, a rubber strip 21 and a chain 22, wherein the rubber strip 21 is arranged above the chain 22 in parallel, two ends of the chain 22 are respectively connected with chain joints 19, two ends of the rubber strip 21 and the chain joints 19 are fixed above the side support frame 8 sequentially through the pressing plate 20 from top to bottom, the rubber strip 21 and the chain 22 penetrate through the position below the pinch roller 23, the chain wheel 26 fixed on the top of the trolley 46 is crossed upwards along the trolley support 461, the sprocket 26 and the chain 22 form chain transmission, the rubber strip 21 and the chain joints are penetrated downwards below the second pinch roller 231 along the trolley support 461, the guard plate 27 is arranged above the sprocket 26, pressing plates 20 are respectively arranged on the sides of the pinch rollers 23 and the second pinch roller 231 and are used for limiting the positions of the rubber strip 21 and the chain 22, the chain follower 400 is driven left and right along the trolley support 46, the trolley 46, the problem of large movement of ground protection plates of the ground in the existing trolley products is solved, and the problem of large occupied area of the problem of the operation of the safety operation.

Referring to fig. 10, th square steels 38 are arranged on two sides of the chain 22 for limiting the position of the chain 22, second square steels 37 are arranged on the edges of the side support frames 8 respectively, and the purpose is to ensure that the chain 22 is limited forward and backward in the process of moving left and right on the moving table 101, so that the chain 22 can move stably and quickly.

Referring to fig. 12, an adjusting screw 44 is connected at the bottom of the side support frame 8, and a cushion block 45 is fixed below the adjusting screw 44, mainly for achieving the leveling function of the whole device.

Referring to fig. 7 and 11, a drag chain support 28 is fixed below the trolley 46, ends of drag chains 29 are connected to sides of the drag chain support 28, the other ends of the drag chains 29 and ends of drag chain grooves 30 are fixed on the frame 5, the drag chain grooves 30 are arranged below the drag chains 29, and the structure is that power wires of the servo drive device 300 are protected in the moving process of the trolley 46.

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, and accordingly, no matter which points, the embodiments should be considered as illustrative and not restrictive, the scope of the invention being defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment contains independent technical solutions, and such description of the description is only for clarity, and those skilled in the art should take the description as as a whole, and the technical solutions in the respective embodiments may be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

The ground rail mechanism for the cone beam CT and the cone beam CT comprises a ground rail frame, a trolley, a guide rail, a servo driving device and a chain follow-up device, and is characterized in that the ground rail frame is provided with the parallel guide rail, the trolley is movably connected to the guide rail through a sliding block, the servo driving device is fixedly connected to the inside of the trolley and drives the trolley to move left and right along the guide rail, the upper part of the trolley is movably connected with the chain follow-up device, and two ends of the chain follow-up device are fixed to two ends of the ground rail frame.
2. The ground rail mechanism for cone beam CT and CT as claimed in claim 1, wherein the ground rail frame is a bilateral symmetry structure, and further comprises a moving table, a frame, a crosspiece, a support frame, side support frames, connecting angle steel, a support, an expansion bolt, a th cover plate, a second cover plate, a third cover plate, and a large head screw, wherein the guide rails are symmetrically fixed on the frame in front and back directions in parallel, the support frame is fixed above the frame, the moving table is fixed above the support frame, the crosspiece is fixed in the middle of the moving table, the support frame is fixed below the crosspiece and connected with the fixed frame, the side support frame is fixed on the side of the frame, the side support frames and the moving table are connected on the same plane, the angle steel is fixed at the end of the side support frame, the th cover plate is arranged above the side support frame, the third cover plate is arranged in the middle of the moving table, the chain follower is arranged on both sides of the third cover plate, the second cover plate, the , the second cover plate and the third cover plate are fixed with the expansion bolt under the frame.
3. The ground rail mechanisms for cone beam CT and CT as claimed in claim 1, wherein the sliders are disposed at four corners of the cart in parallel, the cart further comprises a cart support, a vertical plate, a support, pulley shafts, pulleys, a axle seat, and a second axle seat, the vertical plate 4 is fixed at two sides of the cart support, the sliders are disposed on the guide rails, side of the sliders are fixed on the vertical plate, the support is fixedly connected to the vertical plate, a plurality of pulley shafts are disposed in the support, the pulleys are movably connected to the pulley shafts, a axle seat is connected to the rear end of the support, end of the pulley shaft is fixedly connected to the axle seat, the second axle seat is connected to the front end of the support, and the other end of the pulley shaft is fixedly connected to the second axle seat.
4. The ground track mechanism for cone beam CT and CT as claimed in claim 2, wherein said servo driving device further comprises a servo motor, a synchronous belt driving wheel, a -th synchronous belt driven wheel, a second synchronous belt driven wheel, a main synchronous belt, a belt wheel shaft, a synchronous belt pressing plate, a synchronous belt support, a translational synchronous belt, a tensioning support, a limit bump, a switch support and a limit switch, wherein said servo motor is fixed on said trolley, said synchronous belt driving wheel is fixed on -end of said servo motor, said main synchronous belt is arranged on said synchronous belt driving wheel, said main synchronous belt is connected with a -th synchronous belt driven wheel arranged on said trolley support, a -th synchronous belt driven wheel is coaxially connected with said second synchronous belt driven wheel through said belt wheel shaft, said second synchronous belt driven wheel is drivingly engaged with said translational synchronous belt, two ends of said translational synchronous belt are respectively fixed by said synchronous belt pressing plate and said synchronous belt support, said synchronous belt support is fixed on said machine frame, said translational synchronous belt pressing plate and said synchronous belt support is arranged between said synchronous belt and said synchronous belt support, a tensioning support is arranged on a side of said limit bump is arranged on said trolley support, and a limit switch of said trolley is fixed on a .
5. The ground rail mechanism for cone beam CT and CT as claimed in claim 1, wherein the chain follower further comprises pinch rollers, a baffle plate, a chain wheel bracket, a chain wheel, a guard plate, a second pinch roller, a chain joint, a pressing plate, a rubber strip and a chain, the rubber strip is arranged above the chain in parallel, two ends of the chain are connected with chain joints respectively, two ends of the rubber strip and the chain joint are fixed above the side support frame sequentially from top to bottom through the pressing plate, the rubber strip and the chain pass below the pinch roller, the chain wheel fixed on the top of the trolley is passed upwards along the trolley bracket, the chain wheel and the chain form a chain transmission, the guard plate is arranged above the chain wheel, and pressing plates are arranged on the side of the pinch roller and the second pinch roller respectively for limiting the positions of the rubber strip and the chain.
6. The ground rail mechanism for cone beam CT and CT as claimed in claim 5, wherein square steels are installed at both sides of the chain for limiting the position of the chain, second square steels are installed at the edge of the side supporting frame respectively, adjusting screws are connected to the bottom of the side supporting frame, and the cushion block is fixed under the adjusting screws.
7. The ground rail mechanism for cone beam CT and CT as claimed in claim 3, wherein a tow chain bracket is fixed under the trolley, a end of the tow chain is connected to side of the tow chain bracket, the other end of the tow chain and a end of the tow chain groove are fixed on the frame, and the tow chain groove is arranged under the tow chain.