CN114199904B - Building element inner structure detection imaging device - Google Patents
Building element inner structure detection imaging device Download PDFInfo
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- CN114199904B CN114199904B CN202111490769.2A CN202111490769A CN114199904B CN 114199904 B CN114199904 B CN 114199904B CN 202111490769 A CN202111490769 A CN 202111490769A CN 114199904 B CN114199904 B CN 114199904B
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- 238000003384 imaging method Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000009194 climbing Effects 0.000 abstract description 15
- 230000003028 elevating effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000006837 decompression Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/18—Investigating the presence of flaws defects or foreign matter
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- G01N2223/1016—X-ray
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- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/33—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts
- G01N2223/3303—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts object fixed; source and detector move
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/41—Imaging imaging specifically internal structure
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
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Abstract
The utility model relates to a building member internal structure detection imaging device which comprises a lifting mechanism, wherein the lifting mechanism comprises two lifting mechanisms which are symmetrically arranged, a U-shaped fork capable of lifting is arranged on the lifting mechanism, a carrying mechanism is fixedly connected above the U-shaped fork of the two lifting mechanisms after being in butt joint, a scanning imaging mechanism is fixed above the carrying mechanism, and an object to be detected is surrounded by the carrying mechanism and the scanning imaging mechanism. The purpose of the device is to provide a detachable combination and a building member internal structure detection imaging device capable of realizing non-contact climbing.
Description
Technical Field
The utility model relates to a metering device characterized by adopting an optical method, in particular to a detection imaging device for the internal structure of a building component.
Background
At present, many climbing robots applied to rod-shaped objects are available at home and abroad, wherein some robots are limited to climbing but cannot carry out load detection, for example, china patent application No. 201921243670.0 with publication No. CN210256161U provides a bionic climbing robot, and the method can realize climbing on an immovable rod-shaped object, but cannot realize imaging and defect detection of the internal structure of the object to be climbed, and cannot realize nondestructive climbing. The utility model patent in China with the application number of 20202507922.5 and the bulletin number of CN213414004U provides a climbing robot lifting mechanism, wherein the lifting mechanism climbs along a rod-shaped object through shrinkage deformation of a deformation rod and a clamping mechanism, but the climbing can not be realized in a non-contact manner, and the surface structure of a detected object can be influenced to a certain extent. The application number is 201510476140.0, and the chinese utility model patent application of publication number CN105035201a provides a climbing robot, through 2 clamping structures clamping climbing in turn from top to bottom, can realize climbing on the mobilizable cylindrical object, but also can not realize contactless climbing, also can cause certain influence to the detected object surface structure.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a detachable combined building member internal structure detection imaging device capable of realizing non-contact climbing.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model provides a building element inner structure detects image device, includes elevating system, elevating system includes two symmetrical arrangement's elevating system, be provided with the U type fork that can go up and down on the elevating system, the top fixed connection carries thing mechanism behind the U type fork butt joint of two elevating system, it is fixed with scanning imaging mechanism to carry thing mechanism top, the measured object by carry thing mechanism, scanning imaging mechanism to encircle.
The utility model discloses a detection imaging device for an internal structure of a building member, wherein the lifting mechanism comprises a frame, a fork frame mechanism and a hydraulic lifting device are arranged on the frame, the hydraulic lifting device drives the fork frame mechanism to lift on the frame, and a U-shaped fork is fixed on the fork frame mechanism.
The utility model discloses a detection imaging device for an internal structure of a building member, wherein a fork frame mechanism comprises a fork frame box, telescopic fork frames are arranged on two sides of the fork frame box, a U-shaped fork is fixed on the fork frame, a carrying mechanism comprises a chassis and a carrying disc fixedly arranged on the chassis, the chassis is fixedly connected with the U-shaped fork, the scanning imaging mechanism comprises two detection tables symmetrically arranged above the carrying disc, and the two detection tables respectively occupy 1/4 space in the circumferential direction of the carrying disc and are respectively provided with an X-ray emitter and an X-ray receiver.
The utility model relates to a building element internal structure detection imaging device, wherein the scanning imaging mechanism further comprises a detector horizontal displacement control system which is fixed on the detection table and used for controlling an X-ray emitter or an X-ray receiver to move along the horizontal direction.
The utility model discloses a building member internal structure detection imaging device, wherein a detector horizontal displacement control system comprises a pair of parallel linear guide optical axes which are arranged at intervals and a detection table conveyor belt which is positioned between the two linear guide optical axes, the detection table comprises an arc-shaped supporting plate and a fan-shaped carrying flat plate which is integrally formed above the arc-shaped supporting plate, the linear guide optical axes are fixed on the carrying flat plate and are provided with guide sliding blocks, the detection table conveyor belt surrounds the outside of the carrying flat plate, the upper surface and the lower surface of the detection table conveyor belt are parallel to the carrying flat plate, one end of the detection table conveyor belt is connected with a detection table driving motor through a detection table driving wheel, the other end of the detection table conveyor belt is provided with a detection table tightening wheel, and an X-ray emitter and an X-ray receiver are fixedly connected with the guide sliding blocks and the detection table conveyor belt.
The utility model relates to a detection imaging device for an internal structure of a building member, wherein a detection table photoelectric displacement sensor is arranged on the outer edge side of the upper surface of a carrying flat plate, and a detection table proximity switch A and a detection table proximity switch B are respectively arranged on the inner side and the outer side close to a linear guide optical axis.
The utility model discloses a detection imaging device for the internal structure of a building component, wherein a fork frame box is fixed on a rack through 4U-shaped pulleys, a conveyor belt device is fixed inside the fork frame box, the front and rear surfaces of a conveyor belt in the conveyor belt device are parallel to the front and rear surfaces of the fork frame box and a fork frame, 1 linear fork frame sliding rail is respectively arranged at the front and rear inner walls of the fork frame box, the inner ends of two fork frames are fixed on the conveyor belt, the bottom ends of the two fork frames are connected in the linear fork frame sliding rail in a sliding way, and a fork frame conveyor belt driving motor for driving the conveyor belt to drive is arranged at one end of the outer part of the fork frame box.
The utility model relates to a detection imaging device for an internal structure of a building member, wherein the structures of the front ends of two U-shaped forks on lifting mechanisms are different, one front end is of a thin flat structure, the other front end is of a shell drawing structure matched with the thin flat structure, an opening is arranged at the upper part of one side of the shell drawing structure, when the U-shaped forks of the two lifting mechanisms are in butt joint, the thin flat ends are embedded into the shell drawing ends, and the thin flat ends of the U-shaped forks are also provided with rotary buckles.
The utility model discloses a detection imaging device for an internal structure of a building member, wherein a frame comprises a portal frame and a portal frame base fixed at the bottom of the portal frame, the hydraulic jacking device comprises a hydraulic machine, gears, a chain and a pressure release handle, the hydraulic machine is welded and fixed on the portal frame base, the chain is meshed with the gears in a gear cover, one end of the chain is fixed at the middle of the portal frame, the other end of the chain is fixed on a fork frame box, two front wheels are arranged at the front end of the portal frame base through two supporting legs which are arranged in a splayed manner, two universal wheels are arranged at the rear end of the portal frame base and serve as rear wheels, and the wheel diameter of the rear wheels is larger than that of the front wheels.
The utility model relates to a detection imaging device for an internal structure of a building member, wherein one side of a fork frame box is provided with a photoelectric displacement sensor for sensing and measuring the height of the fork frame box, the side surface of the photoelectric displacement sensor is also provided with 1 fork frame box limit switch I, and the upper end of a rack is provided with 1 fork frame box limit switch II.
Compared with the prior art, the building member internal structure detection imaging device has at least the following beneficial effects:
the utility model relates to a detection imaging device for an internal structure of a building component, which is a detachable combined detection imaging device for a non-contact detected object. Specifically, lifting mechanism, carrying mechanism and scanning imaging mechanism all can dismantle the equipment, and wherein lifting mechanism is assembled by two elevating system and is formed, all installs the fork frame case on two elevating system, and the fork frame case passes through 4U-shaped pulleys to be fixed on the inner portal so that go up and down under the drive of hydraulic press, adapts to the high different measured object. Meanwhile, the conveying belt device is arranged in the fork frame box, linear fork frame sliding rails are arranged on two sides of the conveying belt device, the conveying belt is driven by a fork frame conveying belt driving motor, and 2 fork frames are driven to extend out of or retract into the fork frame box along the linear fork frame sliding rails simultaneously, so that adjustment of the distance between two U-shaped forks fixed on the fork frame is realized, and the detection requirements of detected objects with different radiuses are met. In addition, the chassis in the carrying mechanism is fixedly connected with the U-shaped fork through the matching of the cylindrical boss and the circular hole, so that the carrying mechanism is convenient to operate, reliable in connection and convenient to detach. Moreover, the measured object is positioned at the hollow position in the middle of the chassis, and in the lifting process of the U-shaped fork, the measured object is not contacted with the object carrying mechanism, the lifting mechanism and the scanning imaging mechanism all the time, so that the non-contact climbing is realized, and the problem that the surface of the building member is damaged due to contact climbing is practically solved. Meanwhile, an X-ray emitter and an X-ray receiver in the building member internal structure detection imaging device are respectively arranged on guide sliding blocks on 2 detection tables and are fixedly connected with a detection table conveying belt, and the detection table conveying belt drives the X-ray emitter and the X-ray receiver to translate inwards or outwards along the radial direction of a detected object, so that the distance between the X-ray emitter and the X-ray receiver and the detected object is adjusted, and the detection imaging requirement is better met. Further, when the moving distance of the X-ray emitter or the X-ray receiver reaches the safe distance, the detection platform proximity switch A and the detection platform proximity switch B are triggered, so that the X-ray emitter and the X-ray receiver move in opposite directions, and safe translation is realized.
The internal structure detection imaging device of the building element according to the present utility model will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a structure of a detecting and imaging device for the internal structure of a building element according to the present utility model;
FIG. 2 is a schematic diagram of a lifting mechanism in a detecting and imaging device for the internal structure of a building element according to the present utility model;
FIG. 3 is a schematic diagram showing a lifting mechanism in the device for detecting and imaging the internal structure of a building element according to the present utility model;
FIG. 4 is a schematic diagram of a lifting mechanism in the detecting and imaging device for the internal structure of a building element according to the present utility model (the fork carriage is omitted);
FIG. 5 is a schematic view of the structure of the carrying mechanism in the device for detecting and imaging the internal structure of the building element according to the present utility model;
FIG. 6 is a bottom view of the carrier mechanism of the building element internal structure inspection imaging device of the present utility model;
FIG. 7 is a front view of a load mechanism in the building element internal structure inspection imaging device of the present utility model;
FIG. 8 is a schematic diagram showing the assembled state of the carrying mechanism and the scanning imaging mechanism in the detecting and imaging device for the internal structure of the building element according to the present utility model;
fig. 9 is a schematic diagram II of the assembled state of the carrying mechanism and the scanning imaging mechanism in the detecting and imaging device for the internal structure of the building element.
Detailed Description
As shown in fig. 1, a building element internal structure detects image device, including lifting mechanism, lifting mechanism includes two elevating system 1 that the structure is the same and symmetrical arrangement, is provided with the U type fork 11 that can go up and down on every elevating system 1, and the U type fork 11 butt joint back top fixed connection of two elevating system 1 carries thing mechanism 2, carries thing mechanism 2 top to be fixed with scanning imaging mechanism 3, and the measured object is encircleed by carrying thing mechanism 2, scanning imaging mechanism 3.
As shown in fig. 2, 3 and 4, the lifting mechanism 1 includes a frame 12, and the frame 12 includes a gantry 121 and a gantry base 122 fixed to the bottom of the gantry 121. The door frame 121 is a door frame structure welded by cylindrical steel columns, after the 2 lifting mechanisms 1 are in butt joint, one side close to the detected object is an inner door frame 1211, and the other side far from the detected object is an outer door frame 1212. The inner gantry 1211 and the outer gantry 1212 are each formed by assembling and welding a plurality of cylindrical steel materials. The middle parts of the inner gantry 1211 and the outer gantry 1212 are welded and fixed by a gantry support 1213. A steel tube armrest 1214 is welded to the outer door frame 1212. The lower ends of the inner portal 1211 and the outer portal 1212 are welded and fixed on the portal base 122 through trapezoid fixing pieces 1215, two front wheels 1221 are mounted on the front end of the portal base 122 through two supporting legs 1223 which are arranged in a splayed shape, two universal wheels are mounted on the rear end of the portal base 122 through trapezoid fixing pieces 1215 to serve as rear wheels 1222, and the wheel diameter of the rear wheels 1222 is larger than that of the front wheels 1221, so that the bottom of the frame 12 is more stable. Specifically, for convenient connection and fixation, an auxiliary fixing member 1216 is further fixed to the trapezoid fixing member 1215, one surface of the auxiliary fixing member 1216 is fixed to the trapezoid fixing member 1215, and the other surface is fixed to the inner gantry 1211 and the outer gantry 1212. The trapezoidal shaped fixing member 1215 is secured at the front end and at the bottom to the mast base 122, and at the rear end is mounted with the rear wheel 1222 via the universal wheel attachment member 1224.
The frame 12 is provided with a fork frame mechanism 13, the fork frame mechanism 13 comprises a fork frame box 131, the fork frame box 131 is of a shell-drawing structure made of steel materials, the fork frame box 131 is fixed on an inner door frame 1211 through 4U-shaped pulleys 1311, specifically, two U-shaped pulleys 1311 on the same side clamp a cylinder on the inner door frame 1211, the cylindrical structure of the inner door frame 1211 provides a rail in the vertical direction for the U-shaped pulleys 1311, and the fork frame box 131 can conveniently and smoothly lift up and down. The inside conveyer belt device 133 that is fixed with down of fork frame case 131, the front and back surface of conveyer belt 1331 among the conveyer belt device 133 is parallel with the front and back surface of fork frame case 131, simultaneously all parallels with two forks 132, and the inner wall department is respectively installed 1 linear type fork slide rail 134 around the fork frame case 131, and linear type fork slide rail 134 is located conveyer belt 1331 lower limb department, and fork 132 is flat sheet form and is the cuboid structure, and fork 132 top edge department equipartition has a plurality of hole 1322. The one end of fork 132 area handle 1321 is the outer end, and the one end of taking no handle 1321 is the inner, and two fork 132 inner inserts fork case 131 inside and the equal sliding connection of bottom in linear type fork slide rail 134, further, the inner lower limb department of 2 forks 132 is fixed on the front and back both sides face of conveyer 1331 through 2 "worker" font mounting 1323 respectively, and fork conveyer driving motor 135 that is used for driving the transmission of conveyer 1331 is installed to the outside one end of fork case 131. After the fork carriage belt driving motor 135 is started, the driving belt device 133 is driven to drive the 2 fork carriages 132 to extend or retract into the fork carriage box 131 along the linear fork carriage slide rail 134. The fork carriage 131, the fork carriage 132, and the linear fork carriage slide 134 are the same length. The 2 forks 132 are extended or contracted to be identical in length and can be simultaneously fully retracted into the fork carriage case 131.
The U-shaped fork 11 is fixedly hung on the fork frame 132 through the hook 111, so that the size of the horizontal distance between the two U-shaped forks 11 is changed in a disassembling mode, and the measured objects with different diameters can be detected conveniently. The upper surface of the hook 111 is provided with a circular through hole with the diameter of 10mm, the circular through hole on the upper surface of the U-shaped fork 11 can be butted with holes 1322 with different serial numbers on the upper surface of the fork 132 according to different requirements, and the fork 132 is fixed with the U-shaped fork through an insert. The two lifting mechanisms 1 are butted through the U-shaped fork 11 to form a complete bottom layer bearing structure for fixing the upper layer carrying mechanism 2. In order to avoid the separation of the U-shaped fork 11 caused by the front-back movement of the lifting mechanism 1 after the U-shaped fork 11 is abutted, the front end structures of the two U-shaped forks 11 on each lifting mechanism 1 are different, one front end is of a thin flat structure, the other front end is of a shell-drawing structure matched with the thin flat structure, an opening 113 is formed in the upper part of the shell-drawing structure, which is close to the inner side, of the shell-drawing structure, when the four U-shaped forks 11 of the two lifting mechanisms 1 are abutted, the U-shaped fork 11 with the thin flat structure in one lifting mechanism 1 is abutted against the U-shaped fork 11 with the shell-drawing structure in the other lifting mechanism 1, and thus, the thin flat end is embedded into the shell-drawing end, and the smooth abutting of the two pairs of U-shaped forks 11 is realized. Preferably, in order to ensure the stability of the docking, the thin flat end of the U-shaped fork is further provided with a rotary buckle 112, after the docking, the rotary buckle 112 exposes out of the opening 113, and the rotary buckle 112 rotates to fix the two U-shaped forks 11 relatively in the horizontal direction and the vertical direction.
The hydraulic jack-up device 14 comprises a hydraulic machine 141, gears, a chain and a pressure release handle 143, wherein the hydraulic machine 141 comprises a hydraulic cylinder 1411 and a piston rod 1412 arranged in the hydraulic cylinder 1411, the bottom end of the hydraulic cylinder 1411 is welded and fixed on the portal base 122 through a fixing piece 142, a gear cover 1413 is fixedly arranged on the top of the piston rod 1412, the gears are arranged in the gear cover 1413, the chain is meshed with the gears, one end of the chain is fixed at the central position of the portal support frame 1213, and the other end of the chain is fixed on the fork frame box 131, so that the fork frame 131 is driven to do lifting motion along the inner portal 121. The gantry support 1213 can secure both the inner gantry 1211 and the outer gantry 1212, as well as one end of the chain. By pressurization of the electric hydraulic machine 141, the piston rod 1412 extends out and drives the gears in the gear cover 1413 to rise, thereby driving the fork carriage 131 to rise by the chain, and thus driving the 4U-shaped pulleys 1311 to move vertically upward along the inner gantry 1211. By releasing pressure from hydraulic machine 141, the gears in gear cover 1413 are driven down, thereby driving the 4U-shaped pulleys 11 on fork carriage 131 vertically downward along inner gantry 1211. Preferably, for convenient timely decompression, the hydraulic press 141 is provided with a decompression handle 143, if the hydraulic press 141 has a circuit problem, the decompression handles 143 of the 2 lifting mechanisms 1 are controlled to decompress simultaneously, so that accidents caused by different descending speeds of the two lifting mechanisms 1 are prevented. Preferably, the fork frame case 131 is provided with 1 photoelectric displacement sensor 136 at a side thereof, and the vertical height of the object to be measured is obtained by sensing the height of the lifting position of the fork frame case 131. In order to prevent the damage of the fork carriage belt driving motor 135 installed under the fork carriage 131, a fork carriage limit switch 137 is further installed at the side of the photoelectric displacement sensor 136, and the lowering is stopped when the fork carriage 131 is too close to the ground. The upper end of the inner door 1211 is provided with 1 fork carriage limit switch two 138, and when the fork carriage 131 rises to the safety line, the rising is stopped.
As shown in fig. 1, 2 and 5-7, the carrying mechanism 2 comprises a chassis 21 and a carrying disc 22 fixedly arranged on the chassis 21, the chassis 21 is of a circular structure, the carrying disc 22 is formed by splicing 2 semicircular structures made of steel materials, and the carrying disc 22 is fixed on the chassis 21. 4 groups of cylindrical bosses 211 are uniformly distributed on the circumference of the lower surface of the chassis 21, round holes 114 matched with the cylindrical bosses 211 are formed in the U-shaped fork 11, the chassis 21 is inserted on the U-shaped fork 11 to be fixed through the cooperation of the cylindrical bosses 211 and the round holes 114, namely, the chassis 21 is fixed on two pairs of U-shaped forks 11 which are oppositely extended and butted together by the two lifting mechanisms 1.
As shown in fig. 1, 8 and 9, the scanning imaging mechanism 3 includes two detection tables 31 symmetrically arranged above the carrying tray 22, the detection tables 31 include an arc-shaped support plate 313 and a fan-shaped carrying plate 314 integrally formed above the support plate, the bottom ends of the two support plates 313 are fixed on the circumference of the carrying tray 22 and occupy 1/4 of the circumference of the carrying tray 22, the two detection tables 31 are oppositely arranged and have a hollow circular truncated cone structure, and the object to be detected is located in a hollow portion, so that the carrying tray 22, the support plate 313 and the carrying plate 314 are surrounded in a non-contact manner. The two detecting stages 31 are also respectively fixed with a set of detector horizontal displacement control systems 4 for controlling the X-ray emitter 311 or the X-ray receiver 312 to move along the horizontal direction. The detector horizontal displacement control system 4 comprises a pair of parallel and equally long linear guide optical axes 41, wherein the linear guide optical axes 41 are fixed on a carrying flat plate 314 in a welding way, guide sliding blocks 42 are arranged on the linear guide optical axes, each of an X-ray emitter 311 and an X-ray receiver 312 is fixed on the guide sliding blocks 42 on two sides of each of the X-ray emitter 311 and the X-ray receiver through two right-angle connecting frames 315, and particularly screw holes are correspondingly arranged on the right-angle connecting frames 315 and the guide sliding blocks 42 so that the right-angle connecting frames and the guide sliding blocks can be matched and fixed through screws. A detection table conveyor belt 43 is arranged between the two guide sliding blocks 42, the detection table conveyor belt 43 is wound on the outer side of the detection table conveyor belt along the radial direction of the carrying flat plate 314, one end of the detection table conveyor belt is provided with a detection table driving wheel 45 connected with a detection table driving motor 44, the other end of the detection table conveyor belt is provided with a detection table tightening wheel 46, the upper surface and the lower surface of the detection table conveyor belt 43 are parallel to the carrying flat plate 314, and the detection table driving motor 44 is arranged on the inner side of the carrying flat plate 314. The bottom ends of the X-ray emitter 311 and the X-ray receiver 312 are fixed on the detection table conveyor belt 43 through an I-shaped fixing frame 316. In order to detect immovable objects with different diameters, the utility model drives the detection table conveyor belt 43 to drive to the inner side or the outer side by the detection table driving motor 44, thereby adjusting and changing the distances between the X-ray emitter 311 and the X-ray receiver 312 and the object to be detected.
In order to more precisely measure the specific positions of the X-ray emitter 311 and the X-ray receiver 312 in the horizontal direction, a scale line 3141 ranging from 580mm to 1420mm is provided on one side of the middle portion of each carrying plate 314, which is radially close to one linear guide optical axis 41, and the scale line 3141 represents the distance from the current position to the center to be detected. Preferably, 1 detection stage photoelectric displacement sensor 47 is placed on the outer edge side of the upper surface of each carrying plate 314, so as to more accurately regulate and control the positions of the X-ray emitter 311 and the X-ray receiver 312. Preferably, a detection platform proximity switch a48 and a detection platform proximity switch B49 are respectively arranged on the inner side and the outer side of the upper surface of each carrying flat plate 314, which are close to the linear guide optical axis 41, and specifically, the detection platform proximity switch a48 and the detection platform proximity switch B49 are respectively positioned on the inner side and the outer side of the carrying flat plate 314.
The detection table driving motor 44 drives the detection table conveyor belt 43 to drive the detection table conveyor belt 43 to move inwards or outwards, so that the X-ray emitter 311 and the X-ray receiver 312 are driven to move along the linear guide optical axis 41, and when the detection table driving motor 44 moves to the detection table proximity switch A48 or the detection table proximity switch B49, the detection table driving motor 44 reverses, so that the X-ray emitter 311 and the X-ray receiver 312 are driven to reversely translate along the linear guide optical axis 41.
The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.
Claims (8)
1. The building member internal structure detection imaging device comprises a lifting mechanism and is characterized in that the lifting mechanism comprises two lifting mechanisms (1) which are symmetrically arranged, U-shaped forks (11) capable of lifting are arranged on the lifting mechanisms (1), a carrying mechanism (2) is fixedly connected above the U-shaped forks (11) of the two lifting mechanisms (1) after being in butt joint, a scanning imaging mechanism (3) is fixed above the carrying mechanism (2), and a measured object is surrounded by the carrying mechanism (2) and the scanning imaging mechanism (3);
the lifting mechanism (1) comprises a frame (12), a fork frame mechanism (13) and a hydraulic lifting device (14) are arranged on the frame (12), the hydraulic lifting device (14) drives the fork frame mechanism (13) to lift on the frame (12), and the U-shaped fork (11) is fixed on the fork frame mechanism (13);
the fork frame mechanism (13) comprises a fork frame box (131), telescopic fork frames (132) are arranged on two sides of the fork frame box (131), the U-shaped fork (11) is fixed on the fork frames (132), the carrying mechanism (2) comprises a chassis (21) and a carrying disc (22) fixedly arranged on the chassis (21), the chassis (21) is fixedly connected with the U-shaped fork (11), the scanning imaging mechanism (3) comprises two detection tables (31) symmetrically arranged above the carrying disc (22), and the two detection tables (31) respectively occupy 1/4 space of the circumference of the carrying disc (22) and are respectively provided with an X-ray emitter (311) and an X-ray receiver (312).
2. The building element internal structure detection imaging device according to claim 1, wherein the scanning imaging mechanism (3) further comprises a detector horizontal displacement control system (4) fixed on the detection table (31) for controlling the movement of the X-ray emitter (311) or the X-ray receiver (312) in the horizontal direction.
3. The building element internal structure detection imaging device according to claim 2, wherein the detector horizontal displacement control system (4) comprises a pair of parallel linear guide optical axes (41) which are arranged at intervals and a detection table conveyor belt (43) which is positioned between the two linear guide optical axes (41), the detection table (31) comprises an arc-shaped supporting plate (313) and a fan-shaped carrying flat plate (314) which is integrally formed above the arc-shaped supporting plate, the linear guide optical axes (41) are fixed on the carrying flat plate (314) and are provided with guide sliding blocks (42), the detection table conveyor belt (43) surrounds the outside of the carrying flat plate (314), the upper surface and the lower surface of the detection table conveyor belt are parallel to the carrying flat plate (314), one end of the detection table conveyor belt (43) is connected with a detection table driving motor (44) through a detection table driving wheel (45), the other end of the detection table conveyor belt (43) is provided with a detection table tightening wheel (46), and the X-ray emitter (311) and the X-ray receiver (312) are fixedly connected with the guide sliding blocks (42) and the detection table conveyor belt (43).
4. A building element internal structure detection imaging device according to claim 3, wherein a detection table photoelectric displacement sensor (47) is arranged on the outer edge side of the upper surface of the carrying flat plate (314), and a detection table proximity switch a (48) and a detection table proximity switch B (49) are respectively arranged on the inner side and the outer side close to the linear guide optical axis (41).
5. The building element internal structure detection imaging device according to any one of claims 1 to 4, wherein the fork carriage case (131) is fixed on the frame (12) through 4U-shaped pulleys (1311) and internally fixed with a conveyor belt device (133), front and rear surfaces of a conveyor belt (1331) in the conveyor belt device (133) are parallel to front and rear surfaces of the fork carriage case (131) and the fork carriage (132), 1 linear fork carriage slide rail (134) is respectively installed at front and rear inner walls of the fork carriage case (131), inner ends of the two fork carriages (132) are fixed on the conveyor belt (1331) and bottom ends of the fork carriage case (132) are slidably connected in the linear fork carriage slide rail (134), and a fork carriage conveyor belt driving motor (135) for driving the conveyor belt (1331) is installed at an outer end of the fork carriage case (131).
6. The device for detecting and imaging the internal structure of the building element according to claim 5, wherein the front end structures of the two U-shaped forks (11) on the lifting mechanism (1) are different, one front end is of a thin flat structure, the other front end is of a shell drawing structure matched with the thin flat structure, an opening (113) is arranged at the upper part of one side of the shell drawing structure, when the U-shaped forks (11) of the two lifting mechanism (1) are in butt joint, the thin flat ends are embedded into the shell drawing ends, and the thin flat ends of the U-shaped forks (11) are further provided with rotary buckles (112).
7. The building element internal structure detection imaging device according to claim 6, wherein the frame (12) comprises a gantry (121) and a gantry base (122) fixed at the bottom of the gantry (121), the hydraulic jacking device (14) comprises a hydraulic machine (141), a gear, a chain and a pressure release handle (143), the hydraulic machine (141) is welded and fixed on the gantry base (122), the chain is meshed on the gear in the gear cover (1413) and one end of the chain is fixed in the middle of the gantry (121), the other end of the chain is fixed on the fork box (131), the front end of the gantry base (122) is provided with two front wheels (1221) through two support legs (1223) which are arranged in a splayed shape, the rear end of the gantry base is provided with two universal wheels as rear wheels (1222), and the wheel diameter of the rear wheels (1222) is larger than that of the front wheels (1221).
8. The device for detecting and imaging the internal structure of a building element according to claim 7, wherein a photoelectric displacement sensor (136) for sensing and measuring the height of the fork frame box (131) is arranged on one side of the fork frame box (131), a first fork frame box limit switch (137) is further arranged on the side face of the photoelectric displacement sensor (136), and a second fork frame box limit switch (138) is arranged at the upper end of the frame (12).
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| CN202111318056 | 2021-11-09 | ||
| CN2021113180568 | 2021-11-09 |
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