Building three-dimensional scanning equipment and method

Abstract

The invention discloses a building three-dimensional scanning device, which comprises a storage box, the top wall of the storage box is provided with a pair of openable cover plates, a horizontal lifting plate is arranged in the storage box in a lifting manner, a pair of vertical rotating pipes are synchronously and rotatably arranged on a pair of side walls of the storage box, and first threaded rods are screwed in the rotating pipes; and the scanner is detachably arranged on the lifting plate, and the two sides of the scanner are detachably connected with the tops of the pair of first threaded rods correspondingly. The height of the scanner is flexibly adjusted, and the scanning range of the scanner is enlarged.

Description

[0001] The present invention relates to the technical field of building construction, and in particular to a three-dimensional building scanning device and method. Background Art

[0002] Three-dimensional laser scanning technology, also known as real-scene replication technology, is a technological revolution in the field of surveying and mapping after GPS technology. It breaks through the traditional single-point measurement method and has the unique advantages of high efficiency and high precision. Three-dimensional laser scanning technology can provide three-dimensional point cloud data of the surface of the scanned object, so it can be used to obtain high-precision and high-resolution digital terrain models, providing more specific digital basis for construction, monitoring, planning, etc. The invention patent with publication number CN116481455A discloses an ancient building monitoring scanning device based on three-dimensional laser technology, which drives the rotating rod to rotate by starting the motor, and the rotating rod drives the scanning connecting plate to rotate, thereby causing the monitoring scanner to drive the monitoring scanning lens to rotate 360 ​​degrees in all directions, thereby utilizing the rotation effect, so that the device can perform 360-degree all-round scanning and monitoring of ancient buildings, but the device cannot be raised or lowered, and the monitoring scanner can only scan buildings at a specific height, and the scanning range is limited. Summary of the invention

[0003] The present invention provides a building three-dimensional scanning device, which supports the lifting and lowering of a scanner through a pair of first threaded rods, so as to achieve the purpose of flexibly adjusting the scanning height of the scanner.

[0004] In order to achieve these purposes and other advantages according to the present invention, a three-dimensional building scanning device is provided, comprising: A storage box, the top wall of which is provided with a pair of openable cover plates, a horizontal lifting plate is provided in the storage box for lifting, a pair of vertical rotating tubes are provided on a pair of side walls of the storage box for synchronous rotation, and a first threaded rod is screwed in the rotating tube; The scanner is detachably arranged on the lifting plate, and two sides of the scanner are detachably connected to the top of a pair of first threaded rods respectively.

[0005] Preferably, in the described building three-dimensional scanning equipment, a pair of side walls of the storage box are each provided with a vertical limiting tube, the rotating tube is rotatably inserted in the limiting tube, the rotating tube is sleeved with a synchronous pulley located between the limiting tube and the bottom wall of the storage box, and a pair of synchronous pulleys are sleeved with a synchronous belt; one of the limiting tubes is provided with a first connecting notch, the rotating tube corresponding to the first connecting notch is sleeved with an outer gear ring, a second connecting notch corresponding to the first connecting notch is provided on the side wall of the storage box, a first motor is provided on the outer side wall of the storage box, a first gear is provided on the output shaft of the first motor, and the first gear passes through the second connecting notch and the first connecting notch and is meshed with the teeth of the outer gear ring.

[0006] Preferably, in the described building three-dimensional scanning equipment, a horizontally arranged non-circular support cylinder is arranged on the top of the first screw rod, a first connecting rod is movably inserted in the support cylinder, and a horizontal first connecting plate is arranged at one end of the first connecting rod close to the scanner; a horizontal connecting shaft is arranged at the bottom of the scanner, and both ends of the connecting shaft are provided with a plurality of connecting grooves distributed radially and cross-arranged therein, and the first connecting plate is inserted in the horizontal connecting groove.

[0007] Preferably, in the described building three-dimensional scanning equipment, a pair of placement blocks are provided on both sides of the scanner on the described lifting platform, a U-shaped adjustment notch is provided on the top of the placement block, and both ends of the connecting shaft are rotatably inserted in the pair of adjustment notches; a pair of limit blocks are movably provided on the lifting platform, the scanner is located between the pair of limit blocks, the limit blocks are provided with limit notches near the sides of the scanner, and a horizontal placement plate is provided at the bottom of the scanner, and the placement plate is inserted in the corresponding limit notches.

[0008] Preferably, in the described building three-dimensional scanning equipment, a plurality of pairs of vertical second connecting plates are provided at the edge of the placement plate, second connecting rods are provided between the pairs of second connecting plates, one end of the openable cover is hinged to the side wall of the storage box, a plurality of connecting tubes are provided on the inner side of the openable cover, telescopic rods are inserted into the connecting tubes, and when the height of the placement plate is greater than the vertical height of the openable cover, the telescopic end of the telescopic rod is detachably connected to the corresponding second connecting rod.

[0009] Preferably, in the building three-dimensional scanning equipment, when the height of the placement plate is greater than the vertical height of the openable cover plate, the telescopic end of the telescopic rod is provided with a V-shaped connecting piece, and the second connecting rod is located at the opening of the V-shape and abuts against the connecting piece.

[0010] Preferably, in the above-mentioned building three-dimensional scanning equipment, the telescopic rod comprises: a first connecting tube, which is movably inserted into the connecting tube through a threaded structure; a second connecting tube, which is movably inserted into the second connecting tube through a threaded structure, and one end of the second connecting tube is provided with the connecting piece, and the lengths of the connecting tube, the second connecting tube and the first connecting tube are gradually increased.

[0011] Preferably, in the described building three-dimensional scanning equipment, a pair of support blocks are arranged on both sides of the synchronous belt at the bottom of the storage box, a horizontal support shaft is rotatably arranged on the pair of support blocks, a worm wheel is sleeved on the support shaft, a worm screw which is matched and meshed with the worm wheel and is arranged horizontally above the worm wheel, a pair of threaded segments with opposite rotation directions are arranged on the worm screws on both sides of the worm wheel, a lower moving block is correspondingly screwed on each threaded segment, the lower moving block is horizontally movably arranged on the top of a pair of support blocks and the support shaft is located between the pair of lower moving blocks; a pair of upper moving blocks are movably arranged at the bottom of the lifting plate, and the pair of upper moving blocks and the pair of lower moving blocks are connected by a scissors-fork type connecting frame.

[0012] Preferably, in the described building three-dimensional scanning equipment, a pair of inverted T-shaped lower sliding blocks are provided at the bottom of the lower moving block, an inverted T-shaped lower moving groove is provided at the top of the supporting block, and the pair of lower sliding blocks are correspondingly movably arranged in a pair of lower moving grooves on a pair of supporting blocks; a pair of T-shaped upper sliding blocks are provided at the top of the upper moving block, a pair of T-shaped upper moving grooves are provided at the bottom of the lifting plate, and a pair of upper sliding blocks are correspondingly movably arranged in a pair of upper moving grooves.

[0013] The present invention also provides a method for using the building three-dimensional scanning equipment described in any of the above technical solutions, including the following steps: moving the equipment to the vicinity of the building to be scanned, opening a pair of openable cover plates, lifting the lifting plate to the same height as the storage box, then connecting the scanner and the first threaded rod, and then synchronously rotating a pair of rotating tubes to drive a pair of first threaded rods to rise or fall, and then drive the scanner to rise or fall until the scanner is lifted to the required scanning height, and finally scanning the building.

[0014] The present invention includes at least the following beneficial effects: a pair of vertical rotating tubes are synchronously rotatedly arranged on a pair of side walls of the storage box in the present invention, a first threaded rod is threadedly connected inside the rotating tubes, and both sides of the scanner are detachably connected to the top of the pair of first threaded rods respectively. Under the restriction of the structure of the scanner, the pair of first threaded rods and the pair of rotating tubes, the rotation of the rotating tubes drives the first threaded rods to rise and fall, and then drives the scanner to rise and fall, so as to flexibly adjust the height of the scanner and increase the scanning range of the scanner.

[0015] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through study and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the main internal structure of a building three-dimensional scanning device in one of the technical solutions of the present invention; Figure 2 It is a schematic diagram of a partial top view of the structure of a building three-dimensional scanning device in one of the technical solutions of the present invention; Figure 3 It is a schematic diagram of the side view structure of the support tube in one of the technical solutions of the present invention; Figure 4 It is a schematic diagram of the side view structure of the lifting plate in one of the technical solutions of the present invention; Figure 5 This is a schematic diagram of the connection structure between the telescopic rod and the placement plate in one of the technical solutions of the present invention; Among them, 1-first connecting plate, 2-placement block, 3-connecting shaft, 4-placement plate, 5-scanner, 6-limiting block, 7-upper moving block, 8-first connecting rod, 9-second connecting plate, 10-first motor, 11-first gear, 12-third motor, 13-third gear, 14-support plate, 15-support ring, 16-connecting frame, 17-worm gear, 18-lower moving block, 19-support block, 20-worm, 21-synchronous belt, 22-synchronous pulley, 23-rotating tube, 24-limiting tube, 25-storage box, 26-lifting plate, 27-first threaded rod, 28-second connecting rod, 29-support cylinder, 30-lower moving slide groove, 31-support shaft, 32-second motor, 33-connecting groove, 34-connecting piece, 35-telescopic rod, 36-connecting cylinder, 37-openable cover. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0018] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0019] It should be noted that the experimental methods described in the following embodiments are conventional methods unless otherwise specified, and the reagents and materials can be obtained from commercial sources unless otherwise specified; in the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected, set, or detachably connected, set, or connected and set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood in specific circumstances. The orientation or position relationship indicated by the terms "lateral", "longitudinal", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

[0020] like Figure 1 , Figure 2 , Figure 5 As shown, the present invention provides a building three-dimensional scanning device, comprising: A storage box 25, whose top wall is provided with a pair of openable cover plates 37, a horizontal lifting plate 26 is provided in the storage box 25 for lifting, a pair of vertical rotating tubes 23 are provided on a pair of side walls of the storage box 25 for synchronous rotation, and a first threaded rod 27 is screwed in the rotating tube 23; The scanner 5 is detachably arranged on the lifting plate 26 , and both sides of the scanner 5 are detachably connected to the top of a pair of first threaded rods 27 .

[0021] The building three-dimensional scanning device provided by the present technical solution mainly consists of a scanner 5 and a storage box 25 for supporting and storing the scanner 5, wherein a horizontal lifting plate 26 is provided in the storage box 25 for lifting and lowering, and the scanner 5 is detachably provided on the lifting plate 26, and the top wall of the storage box 25 is provided with a pair of openable cover plates 37, and the lifting plate 26 drives the scanner 5 to descend into the storage box 25 and then closes the openable cover plates 37 to store the scanner 5, and after opening the openable cover plates 37, the lifting plate 26 drives the scanner 5 to rise until the scanner 5 is higher than the storage box 25, and the scanner 5 can perform scanning. Industry; A pair of vertical and synchronously rotating rotating tubes 23 are arranged on a pair of side walls of the storage box 25, and a first threaded rod 27 is inserted in each rotating tube 23 through a threaded structure. The two sides of the scanner 5 are detachably connected to the top of the pair of first threaded rods 27 respectively. Under the restriction of the connection structure of the scanner 5 and the pair of first threaded rods 27, the pair of rotating tubes 23 rotate, driving the pair of first threaded rods 27 to rise and fall synchronously, thereby driving the scanner 5 to rise and fall. At the same time, the scanner 5 is disassembled and separated from the lifting plate 26, and the height of the scanner 5 is adjusted to meet the scanning operation requirements of buildings of different heights.

[0022] The method for using the building three-dimensional scanning device provided by the technical solution is as follows: when the scanner 5 is needed to perform building scanning, the device is first moved to the vicinity of the building to be scanned, and then a pair of openable covers 37 are opened to make the lifting plate 26 rise and drag the scanner 5 to the same height as the lifting plate 26 and the storage box 25, and then the scanner 5 and the first threaded rod 27 are connected, and then a pair of rotating tubes 23 are synchronously rotated to drive the pair of first threaded rods 27 to rise or fall, and then drive the scanner 5 to rise or fall until the scanner 5 is lifted to the required scanning height, and at the same time, the scanner 5 is disassembled and separated from the lifting plate 26, and finally the building is scanned; after the scanning is completed, the pair of rotating tubes 23 are synchronously rotated to drive the pair of first threaded rods 27 to fall to the same height as the lifting plate 26 and the storage box 25, and then the scanner 5 is disassembled from the pair of first threaded rods 27, and at the same time, the scanner 5 is connected to the lifting plate 26, and then the lifting plate 26 is lowered and the scanner 5 is synchronously dragged down into the storage box 25, and finally, the pair of openable covers 37 are closed to store the scanner 5.

[0023] The present invention includes at least the following beneficial effects: a pair of vertical rotating tubes 23 are synchronously rotated on a pair of side walls of the storage box 25, a first threaded rod 27 is screwed inside the rotating tubes 23, and the two sides of the scanner 5 are detachably connected to the top of the pair of first threaded rods 27 respectively. Under the restriction of the structure of the scanner 5, the pair of first threaded rods 27, and the pair of rotating tubes 23, the rotating tubes 23 rotate to drive the first threaded rods 27 to rise and fall, and then drive the scanner 5 to rise and fall, so as to flexibly adjust the height of the scanner 5 and increase the scanning range of the scanner 5; a horizontal lifting plate 26 is set in the storage box 25 for lifting and lowering, and the scanner 5 is detachably set on the lifting plate 26. The lifting plate 26 is lifted and lowered to drag the scanner 5 to rise and fall in and out of the storage box 25 to store the scanner 5. The lifting plate 26 limits the scanner 5 to prevent the scanner 5 from shaking and bumping during the transportation of the equipment; the top wall of the storage box 25 is set to a pair of openable cover plates 37, which can cover the scanner 5 in the storage box 25 to prevent debris from falling into.

[0024] In another technical solution, Figure 1 As shown, the three-dimensional architectural scanning device further includes: a support plate 14, on which a support ring 15 with a vertical axis is provided, and the outer periphery of the support ring 15 is provided with external teeth, a vertical support column is provided at the bottom of the storage box 25, and the support column is rotatably inserted in the support ring 15, and a third motor 12 is provided on the side wall of the storage box 25, and a third gear 13 meshing with the external teeth of the support ring 15 is provided on the output shaft of the third motor 12. When in use, the support plate 14 is fixed, and the third motor 12 is started to drive the third gear 13 to rotate and rotate around the support ring 15, and at the same time, the support column is rotated around its axis, directly or indirectly driving the storage box 25 and the scanner 5 to rotate, so that the scanner 5 can perform 360-degree all-round scanning, increasing the scanning range of the scanner 5.

[0025] In another technical solution, Figure 1 As shown, in the described building three-dimensional scanning equipment, a pair of side walls of the storage box 25 are provided with vertical limiting tubes 24, the rotating tube 23 is rotatably inserted in the limiting tube 24, the rotating tube 23 is sleeved with a synchronous pulley 22 located between the limiting tube 24 and the bottom wall of the storage box 25, and a pair of synchronous pulleys 22 are sleeved with a synchronous belt 21; one of the limiting tubes 24 is provided with a first connecting notch, the rotating tube 23 corresponding to the first connecting notch is sleeved with an outer gear ring, the side wall of the storage box 25 is provided with a second connecting notch corresponding to the first connecting notch, the outer side wall of the storage box 25 is provided with a first motor 10, the output shaft of the first motor 10 is provided with a first gear 11, the first gear 11 passes through the second connecting notch, and the first connecting notch is meshed with the teeth of the outer gear ring. The first motor 10 drives the first gear 11 to rotate and then directly or indirectly drives the outer gear ring, a rotating tube 23, a synchronous pulley 22, the synchronous belt 21, another synchronous pulley 22, and another limiting tube 24 to rotate, so that the first threaded rod 27 in the rotating tube 23 drives the scanner 5 to rise and fall; the synchronous pulley 22 is located between the limiting tube 24 and the bottom wall of the storage box 25 to prevent the synchronous pulley 22 from moving up and down, thereby preventing the rotating tube 23 from moving up and down at will.

[0026] In another technical solution, Figure 1 , Figure 3 , Figure 4 As shown, in the building three-dimensional scanning device, a horizontal non-circular support cylinder 29 is arranged on the top of the first screw rod, a first connecting rod 8 is movably inserted in the support cylinder 29, and a horizontal first connecting plate 1 is arranged at one end of the first connecting rod 8 close to the scanner 5; a horizontal connecting shaft 3 is arranged at the bottom of the scanner 5, and a plurality of connecting grooves 33 distributed and cross-arranged along the radial direction are arranged at both ends of the connecting shaft 3, and the first connecting plate 1 is inserted in the horizontal connecting groove 33. The connection shaft 3 can be rotated to make different connecting grooves 33 in a horizontal state, and the first connecting rod 8 is moved to move the first connecting plate 1. As the connection shaft 3 rotates to different angles, the first connecting plate 1 can be plugged into different connecting grooves 33, and the connection shaft 3 rotates to make the scanner 5 rotate synchronously, so that the pitch angle and scanning angle of the scanner 5 can be flexibly adjusted; the support cylinder 29 is non-circular, which prevents the first connecting rod 8, the first connecting plate 1, and the connection shaft 3 from rotating, so that the scanner 5 maintains a specific pitch angle.

[0027] In another technical solution, Figure 1 , Figure 4As shown, in the building three-dimensional scanning device, a pair of placement blocks 2 are arranged on both sides of the scanner 5 on the lifting plate 26, a U-shaped adjustment notch is arranged on the top of the placement block 2, and the two ends of the connecting shaft 3 are respectively rotated and inserted in the pair of adjustment notches; a pair of limit blocks 6 are movably arranged on the lifting plate 26, and the scanner 5 is located between the pair of limit blocks 6, and the limit block 6 is arranged near the side of the scanner 5. A horizontal placement plate 4 is arranged at the bottom of the scanner 5, and the placement plate 4 is inserted in the corresponding limit notch. An inverted T-shaped limit slider is arranged at the bottom of the limit block 6, and an inverted T-shaped limit slot is arranged on the lifting plate 26. The limit slider is slidably arranged in the limit slot, and the T-shaped limit slider and the limit slot prevent the limit block 6 from moving up and down; the placement block 2 supports the connecting shaft 3 to facilitate the rotation of the connecting shaft 3; the limit block 6 supports the placement plate 4 to prevent the scanner 5 from rotating and shaking at will when in the storage box 25; the placement plate 4 can be clamped between the pair of placement blocks 2 to prevent the placement plate 4 from moving at will.

[0028] In another technical solution, Figure 1 , Figure 4 , Figure 5 As shown, in the described building three-dimensional scanning equipment, the edge of the placement plate 4 is provided with multiple pairs of vertical second connecting plates 9, and a second connecting rod 28 is provided between the pairs of second connecting plates 9. One end of the openable cover plate 37 is hinged to the side wall of the storage box 25. The inner side of the openable cover plate 37 is provided with multiple connecting tubes 36, and a telescopic rod 35 is inserted in the connecting tube 36. When the height of the placement plate 4 is greater than the vertical height of the openable cover plate 37, the telescopic end of the telescopic rod 35 is detachably connected to the corresponding second connecting rod 28. The telescopic rod 35 can be retracted and stored in the connecting tube 36 when not in use; the telescopic structure of the telescopic rod 35, the connecting tube 36, and the openable cover plate 37 connects the second connecting rod 28 to the side wall of the storage box 25, supports the second connecting rod 28, and further supports the placement plate 4, thereby consolidating the position of the placement plate 4 and the scanner 5.

[0029] In another technical solution, Figure 5 As shown, in the building three-dimensional scanning device, when the height of the placement plate 4 is greater than the vertical height of the openable cover plate 37, the telescopic end of the telescopic rod 35 is provided with a V-shaped connecting piece 34, and the second connecting rod 28 is located at the opening of the V-shape and abuts against the connecting piece 34. It is convenient to adjust the angles of the connecting piece 34 and the telescopic rod 35 to adapt to supporting placement plates 4 of different heights and inclination angles.

[0030] In another technical solution, Figure 5As shown, in the building 3D scanning device, the telescopic rod 35 includes: a first connecting tube, which is inserted into the connecting tube 36 by means of a threaded structure; a second connecting tube, which is inserted into the second connecting tube by means of a threaded structure, and one end of the second connecting tube is provided with the connecting member 34, and the lengths of the connecting tube 36, the second connecting tube, and the first connecting tube are gradually increased. The first connecting tube can be rotated to adjust the connection position between the first connecting tube and the connecting tube 36, and the first connecting tube can be fixed and the second connecting tube can be rotated to adjust the connection position between the first connecting tube and the telescopic rod 35, thereby flexibly adjusting the overall length of the telescopic rod 35.

[0031] In another technical solution, Figure 1 , Figure 2 As shown, in the described building three-dimensional scanning equipment, a pair of support blocks 19 are arranged on both sides of the synchronous belt 21 at the bottom of the storage box 25, and a horizontal support shaft 31 is rotatably arranged on the pair of support blocks 19, and a worm wheel 17 is sleeved on the support shaft 31, and a worm 20 is arranged above the worm wheel 17 to match and mesh with it and is horizontally arranged, and a pair of threaded segments with opposite rotation directions are arranged on the worm 20 on both sides of the worm wheel 17, and a lower moving block 18 is correspondingly screwed on each threaded segment, and the lower moving block 18 is horizontally movably arranged on the top of a pair of support blocks 19 and the support shaft 31 is located between the pair of lower moving blocks 18; a pair of upper moving blocks 7 are movably arranged at the bottom of the lifting plate 26, and the pair of upper moving blocks 7 and the pair of lower moving blocks 18 are connected by a scissors-fork type connecting frame 16. The connecting frame 16 includes: a first support rod, one end of which is hinged to an upper moving block 7 and the other end is hinged to a lower moving rod; a second support rod, one end of which is hinged to another upper moving block 7 and the other end is hinged to another lower moving block 18, the second support and the first support rod are cross-arranged, and the intersections are provided with connecting holes, and a hinge shaft is rotatably inserted at the connecting holes; the connecting frame 16 may include a plurality of first support rods and second support rods cross-arranged and hinged by a hinge shaft; the support shaft 31 can be supported on a pair of support blocks 19 through a pair of bearing seats, one end of the support shaft 31 is connected to the output shaft of a second motor 32 provided on a support block 19 and is driven to rotate by the second motor 32; the rotation of the support shaft 31 drives the worm wheel 17 to rotate and then drives the worm 20 to rotate. Under the restriction of the support block 19, a pair of lower moving blocks 18 move toward or away from each other synchronously, and at the same time, a pair of upper moving blocks 7 move toward or away from each other and drag the lifting plate 26 to be flexibly lifted and lowered.

[0032] In another technical solution, Figure 1 , Figure 2As shown, in the building three-dimensional scanning device, a pair of inverted T-shaped lower sliders are provided at the bottom of the lower moving block 18, and an inverted T-shaped lower moving groove 30 is provided at the top of the support block 19, and the pair of lower sliders are correspondingly arranged in a pair of lower moving grooves 30 on a pair of support blocks 19; a pair of T-shaped upper sliders are provided at the top of the upper moving block 7, and a pair of T-shaped upper moving grooves are provided at the bottom of the lifting plate 26, and a pair of upper sliders are correspondingly arranged in a pair of upper moving grooves. The T-shaped lower slider, lower moving slider, upper slider, and upper moving groove prevent the lower moving block 18 from separating from the support block 19 during movement, and the upper moving block 7 from separating from the lifting plate 26 during movement.

[0033] The present invention also provides a method for using a building three-dimensional scanning device in any of the above technical solutions, comprising the following steps: moving the device to the vicinity of the building to be scanned, opening a pair of openable cover plates 37, lifting the lifting plate 26 to the same height as the storage box 25, then connecting the scanner 5 and the first threaded rod 27, and then synchronously rotating a pair of rotating tubes 23 to drive a pair of first threaded rods 27 to rise or fall, and then drive the scanner 5 to rise or fall until the scanner 5 is lifted to the required scanning height, and finally scanning the building.

[0034] The method is reasonably designed and gives full play to the functions of various structural parts of the building three-dimensional scanning equipment, realizes flexible lifting and lowering of the scanner, and effectively improves the scanning range of the scanner.

[0035] The following embodiments are provided according to the building three-dimensional scanning device and construction method of the present invention: A method for using a building three-dimensional scanning device comprises the following steps: Step 1: Move the device to the vicinity of the building to be scanned and fix the support plate 14; Step 2, open a pair of openable cover plates 37, start the second motor 32 to drive the support shaft 31 to rotate, drive the worm wheel 17 to rotate, and then drive the worm 20 to rotate, and then drive the pair of lower moving blocks 18 along the lower moving chute 30, and the pair of upper moving blocks 7 along the upper moving chute to move toward each other, and at the same time, the lifting plate 26 rises until the lifting plate 26 is at the same height as the storage box 25, and the connecting shaft 3 is at the same height as the first connecting plate 1, and then turn off the second motor 32; Step 3: Move the stop block 6 away from the scanner 5 to separate the placement plate 4 from the stop block 6, then rotate the connecting shaft 3 to adjust the inclination angle of the scanner 5 to a desired angle, and then move the connecting rod 28 toward the scanner 5 until the first connecting plate 1 is plugged into the horizontal connecting groove 33 on the connecting shaft 3; Step 4: Start the first motor 10 to drive the first gear 11 to rotate, directly or indirectly drive the outer gear ring, a rotating tube 23, a synchronous pulley 22, and the synchronous belt 21 to rotate. Under the action of the synchronous belt 21, the two synchronous pulleys 22 and the two rotating tubes 23 rotate synchronously, thereby causing a pair of first threaded rods 27 to rise synchronously, and drag the support tube 29, the connecting rod 28, the first connecting plate 1, the connecting shaft 3, the placement plate 4, and the scanner 5 to rise to the required height, and then turn off the first motor 10; When the placement plate 4 is located higher than the openable cover plate 37, the angle of the openable cover plate 37 and the length of each telescopic rod 35 are adjusted so that the connecting member 34 abuts against its corresponding connecting rod 8 to further support the placement plate 4; Step 5. Open the scanner to scan the building; When a panoramic scan is required, the third motor 12 is started to drive the third gear 13 to rotate around the support ring 15, thereby directly or indirectly driving the support column, the storage box 25, the first threaded rod 27, the support tube 29, the connecting rod 28, the first connecting plate 1, the connecting shaft 3, and the scanner 5 to rotate around the axis of the support ring 15 to achieve a 360-degree omnidirectional scan of the scanner 5; Step 6. After scanning, turn off the third motor 12, adjust the length of the telescopic rod 35 so that it is stored in the connecting tube 36; start the first motor 10 to drive the first gear 11 to rotate, directly or indirectly drive the outer gear ring, a rotating tube 23, a synchronous pulley 22, and the synchronous belt 21 to rotate. Under the action of the synchronous belt 21, the two synchronous pulleys 22 and the two rotating tubes 23 rotate synchronously, thereby causing a pair of first threaded rods 27 to descend synchronously, and drag the supporting tube 29, the connecting rod 28, the first connecting plate 1, the connecting shaft 3, the placement plate 4, and the scanner 5 to descend to the adjustment gaps on the corresponding placement blocks 2 inserted at both ends of the connecting shaft 3, and turn off the first motor 10; move away from Move the connecting rod 28 in the direction of the scanner 5 to disengage the first connecting plate 1 from the connecting groove 33, rotate the connecting shaft 3 to adjust the angles of the scanner 5 and the placement plate 4 until the placement plate 4 is horizontal, and move the limit block 6 toward the scanner 5 until the placement plate 4 is inserted into the limit notch of the limit block 6; start the second motor 32 to drive the support shaft 31 to rotate and drive the worm gear 17 to rotate, thereby driving the worm 20 to rotate, and then driving a pair of lower moving blocks 18 to move along the lower moving groove 30 and a pair of upper moving blocks 7 to move backward along the upper groove, and at the same time, the lifting plate 26 descends until the scanner 5 is completely entered into the storage box 25; close the pair of openable cover plates 37 to store the scanner 5.

[0036] The method of use of the present invention can flexibly adjust the scanning height of the scanner 5 by indirectly driving the scanner 5 to rise and fall through a pair of first threaded rods 27, can flexibly adjust the inclination angle of the scanner 5 by rotating the connecting shaft 3, and can flexibly rotate the scanner 5 by rotating the supporting column and the storage box 25, thereby realizing 360-degree all-round scanning at the same location; the method of use of the present invention makes full use of the various structural parts of the building three-dimensional scanning equipment, can greatly improve the scanning range of the scanner, and effectively improve the working efficiency.

[0037] The number of devices and processing scales described here are used to simplify the description of the present invention. Applications, modifications and variations of the present invention will be obvious to those skilled in the art.

[0038] Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and the implementation modes, and they can be fully applied to various fields suitable for the present invention. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and the illustrations shown and described herein.

Claims

1. Building 3D scanning equipment, characterized in that: include: A storage box, the top wall of which is provided with a pair of openable cover plates, a horizontal lifting plate is provided in the storage box for lifting, a pair of vertical rotating tubes are provided on a pair of side walls of the storage box for synchronous rotation, and a first threaded rod is screwed in the rotating tube; The scanner is detachably arranged on the lifting plate, and two sides of the scanner are detachably connected to the top of a pair of first threaded rods respectively.

2. The building three-dimensional scanning device according to claim 1, characterized in that: A pair of side walls of the storage box are each provided with a vertical limiting tube, the rotating tube is rotatably inserted in the limiting tube, the rotating tube is sleeved with a synchronous pulley located between the limiting tube and the bottom wall of the storage box, and a pair of synchronous pulleys are sleeved with a synchronous belt; one of the limiting tubes is provided with a first connecting notch, the rotating tube corresponding to the first connecting notch is sleeved with an outer gear ring, a second connecting notch corresponding to the first connecting notch is provided on the side wall of the storage box, a first motor is provided on the outer side wall of the storage box, a first gear is provided on the output shaft of the first motor, the first gear passes through the second connecting notch, and the first connecting notch is meshed with the teeth of the outer gear ring.

3. The building three-dimensional scanning device according to claim 1, characterized in that: A horizontally arranged non-circular support cylinder is arranged on the top of the first screw rod, a first connecting rod is movably inserted in the support cylinder, and a horizontal first connecting plate is arranged at one end of the first connecting rod close to the scanner; a horizontal connecting shaft is arranged at the bottom of the scanner, and a plurality of connecting grooves distributed radially and cross-arranged are arranged at both ends of the connecting shaft, and the first connecting plate is inserted in the horizontal connecting groove.

4. The building three-dimensional scanning device according to claim 3, characterized in that: A pair of placement blocks are arranged on both sides of the scanner on the lifting plate, a U-shaped adjustment notch is arranged on the top of the placement block, and both ends of the connecting shaft are rotatably inserted in the pair of adjustment notches; a pair of limit blocks are movably arranged on the lifting plate, and the scanner is located between the pair of limit blocks, and the limit blocks are arranged with limit notches near the sides of the scanner, and a horizontal placement plate is arranged at the bottom of the scanner, and the placement plate is inserted in the corresponding limit notches.

5. The building three-dimensional scanning device according to claim 4, characterized in that: A plurality of pairs of vertical second connecting plates are provided at the edge of the placement plate, and a second connecting rod is provided between the pairs of second connecting plates. One end of the openable cover is hinged to the side wall of the storage box, and a plurality of connecting tubes are provided on the inner side of the openable cover. A telescopic rod is inserted into the connecting tube. When the height of the placement plate is greater than the vertical height of the openable cover, the telescopic end of the telescopic rod is detachably connected to the corresponding second connecting rod.

6. The building three-dimensional scanning device according to claim 5, characterized in that: When the height of the placement plate is greater than the vertical height of the openable cover plate, a V-shaped connecting piece is provided at the telescopic end of the telescopic rod, and the second connecting rod is located at the opening of the V-shape and abuts against the connecting piece.

7. The building three-dimensional scanning device according to claim 6, characterized in that: The telescopic rod includes: a first connecting tube, which is movably inserted into the connecting tube through a threaded structure; a second connecting tube, which is movably inserted into the second connecting tube through a threaded structure, and one end of the second connecting tube is provided with the connecting piece, and the lengths of the connecting tube, the second connecting tube, and the first connecting tube are gradually increased.

8. The building three-dimensional scanning device according to claim 1, characterized in that: A pair of support blocks are arranged on both sides of the synchronous belt at the bottom of the storage box, and a horizontal support shaft is rotatably arranged on the pair of support blocks, a worm wheel is sleeved on the support shaft, and a worm screw which is matched and meshed with the worm wheel and is arranged horizontally above the worm wheel, a pair of threaded segments with opposite rotation directions are arranged on the worm screws on both sides of the worm wheel, and a lower moving block is correspondingly screwed on each threaded segment, and the lower moving block is horizontally movably arranged on the top of a pair of support blocks and the support shaft is located between the pair of lower moving blocks; a pair of upper moving blocks are movably arranged at the bottom of the lifting plate, and the pair of upper moving blocks and the pair of lower moving blocks are connected by a scissors-fork type connecting frame.

9. The building three-dimensional scanning device according to claim 8, characterized in that: A pair of inverted T-shaped lower sliding blocks are arranged at the bottom of the lower moving block, and an inverted T-shaped lower moving groove is arranged at the top of the supporting block, and the pair of lower sliding blocks are correspondingly movably arranged in a pair of lower moving grooves on a pair of supporting blocks; a pair of T-shaped upper sliding blocks are arranged at the top of the upper moving block, and a pair of T-shaped upper moving grooves are arranged at the bottom of the lifting plate, and a pair of upper sliding blocks are correspondingly movably arranged in the pair of upper moving grooves.

10. The method for using the building three-dimensional scanning device according to any one of claims 1 to 9, characterized in that: The following steps are involved: Move the device to the vicinity of the building that needs to be scanned, open a pair of openable covers, lift the lifting plate to the same height as the storage box, then connect the scanner and the first threaded rod, and then synchronously rotate a pair of rotating tubes to drive the pair of first threaded rods to rise or fall, and then drive the scanner to rise or fall until the scanner is lifted to the required scanning height, and finally scan the building.

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