CN117968634B - Tunnel engineering three-dimensional laser scanning sectional measurement equipment and measurement method - Google Patents
Tunnel engineering three-dimensional laser scanning sectional measurement equipment and measurement method Download PDFInfo
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Abstract
The invention belongs to the technical field of laser measurement and discloses a tunnel engineering three-dimensional laser scanning sectional measurement device and a measurement method. Through can supporting column, supporting shoe and fixed block to the fixed plate support fixedly, through the removal of first weight with the second weight simultaneously for place the fixed plate of case bottom and no longer continue to empty, prevent to place the case and bump the back and empty to one side or when being blown down by the strong wind, be convenient for prevent that the scanner from dropping and leading to damaging, thereby inconvenient use.
Description
Technical Field
The invention belongs to the technical field of laser measurement, and particularly relates to a tunnel engineering three-dimensional laser scanning sectional measurement device and a measurement method.
Background
The three-dimensional laser scanning technology can provide three-dimensional point cloud data of the surface of a scanned object, so that the three-dimensional laser scanning technology can be used for obtaining a high-precision high-resolution digital terrain model, and the tunnel construction process mainly comprises the work of tunnel planning, surveying, designing, through control measuring, construction and the like. The tunnel measurement is to ensure that the deviation of the measured center line and the measured elevation at the tunnel through surface does not exceed a specified limit value.
The chinese patent of patent publication No. CN217585697U discloses a sectional measuring device for three-dimensional laser scanning, including placing the case, place the bottom upper surface both sides of case and install electric putter, and electric putter's output fixedly connected with push pedal, the top surface mounting of push pedal has the scanner body, the bottom surface of placing the case is equipped with the connecting block, and is connected with the telescopic link through bolt fixedly on the connecting block. Wherein through the cooperation of connecting block, telescopic link, fixed plate and fixed tooth use, can effectively support the scanner body of placing the case top, prevent that the scanner body from taking place to rock when measuring, be convenient for improve the stability of scanner body when using to be convenient for improve its result of use.
However, when the scanner is used outdoors and encounters strong wind or is collided, the gravity center is unstable, and the scanner easily falls to one side, so that the scanner falls and is damaged, and the use is inconvenient.
Disclosure of Invention
The invention aims at solving the problems that in the prior art, when a front scanner and a rear scanner are collided, the gravity center is unstable, and the scanner easily falls to one side, so that the scanner is damaged due to falling, and the use is inconvenient. The following technical scheme is provided: the utility model provides a three-dimensional laser scanning segmentation measuring equipment of tunnel engineering, including placing the case, place the case top and be provided with the top cap, place the incasement portion and be provided with the scanner, place the case bottom and be equipped with three connecting seat, three connecting seat all is fixedly connected with three first telescopic link respectively through the bolt, three first telescopic link bottom is fixedly connected with three fixed plate respectively, three fixed plate bottom surface is equipped with the fixed tooth, be located the fixed plate top fixedly connected with fixed section of thick bamboo of placing the case bottom, fixed section of thick bamboo top is provided with the movable block, movable block top and place case bottom fixed connection, the equal fixedly connected with stopper in fixed section of thick bamboo top both sides, the spacing groove has all been seted up to movable block both sides inner wall, stopper and spacing groove sliding connection, fixed section of thick bamboo inside is provided with the dwang, dwang both ends all pass fixed section of thick bamboo both sides and its swivelling connection, dwang middle part fixedly connected with support column, support column one side fixedly connected with coupling spring, coupling spring one end and fixed barrel inner wall fixedly connected with support block, the fixed plate inside being located the case bottom is provided with first weight, first electric putter of first weight on right side fixedly connected with, first electric putter is first electric putter, first weight on first side fixedly connected with first weight, first weight on first weight, first connecting block on first side.
As the preference of above-mentioned technical scheme, the quantity of fixed section of thick bamboo and movable block has two, and its first telescopic link both sides that are located the connection of placing bottom of the case intermediate position, and movable mouth has been seted up to movable block one side, and the support column is located inside the fixed section of thick bamboo with the supporting shoe, and the supporting shoe bottom is laminated with the fixed plate top that is located the bottom of the case portion of placing.
As the preference of above-mentioned technical scheme, the fixed slot has been seted up to the support column bottom, and movable groove has been seted up to the supporting shoe bottom, and the fixed slot communicates with each other with the movable groove, and the inside fixedly connected with second telescopic link of fixed slot, second telescopic link bottom pass the fixed slot and extend to the movable inslot portion, and its bottom fixedly connected with fixed block.
As the preference of above-mentioned technical scheme, the fixed plate bottom both ends that are located and place the case bottom all have seted up and have moved the mouth, move the inside of mouth and be provided with the baffle, move mouth one side and be located and have seted up the spout bottom the fixed plate bottom inner wall of placing the case bottom, baffle one end extends to the spout inside with spout sliding connection, baffle top fixedly connected with first rack, first rack one side meshing has the gear, gear one side meshing has the second rack.
As the preference of above-mentioned technical scheme, first rack, second rack bottom all with be located the fixed plate bottom inner wall sliding connection who places the case bottom, gear middle part fixedly connected with movable rod, both ends all rotate with the fixed plate inner wall that is located the case bottom about the movable rod and be connected, the second rack is located first weight left side, and it is located the second weight right side.
As the preference of above-mentioned technical scheme, first rack is located first weight and second weight outside, and first mounting groove has all been seted up on first weight left side and second weight right side, and first mounting groove is inside to be provided with compression spring, compression spring one end and first mounting groove inner wall fixed connection, and its other end and second rack keep away from gear one side fixed connection.
As the preference of above-mentioned technical scheme, backup pad bottom and fixed plate bottom inner wall fixed connection, backup pad top both ends all with be located the fixed plate both sides inner wall fixed connection of placing the case bottom, first weight and second weight are located the position of placing the inside centre of the fixed plate of case bottom.
As the preference of above-mentioned technical scheme, be located the fixed plate inner wall fixed mounting who places the bottom of the case portion and have first motor, first motor output fixedly connected with lead screw, lead screw one end rotates with the fixed plate inner wall that is located the bottom of the case portion to be connected, lead screw surface threaded connection has the installation piece, installation piece bottom fixedly connected with mounting panel, mounting panel one side bottom is provided with the connecting plate, connecting plate one side fixed mounting has the second motor, second motor conveyer end fixedly connected with axis of rotation, the equal fixedly connected with cleaning plate of axis of rotation both sides surface.
As the preference of above-mentioned technical scheme, the shape of connecting plate is L type, and the second mounting groove has all been seted up at connecting plate top both ends, and second mounting groove inside is provided with second electric putter, second electric putter one end and second mounting groove inner wall fixed connection, the other end and mounting panel one end bottom fixed connection, axis of rotation and cleaning plate are located the mounting panel bottom, and it is located the baffle top.
The invention also provides a method for using the tunnel engineering three-dimensional laser scanning sectional measuring equipment, which comprises the following steps,
Step one: firstly, placing three fixing plates on the ground, inserting fixing teeth at the bottom of the fixing plates into earth, penetrating into the ground, limiting and fixing a placing box, then taking down a top cover on the placing box, moving a scanner to the position above the placing box, and measuring through the scanner;
Step two: then when the scanner encounters strong wind or is collided, the placing box drives the top scanner to topple to one side, the support column and the support block deflect to one side to move out of the inside of the fixing cylinder, the connecting spring stretches, the support block is not attached to the top of the fixing block at the bottom of the placing box any more, under the action of gravity, the second telescopic rod stretches, the fixing block is driven to move downwards to drive the bottom of the support block, and the support column is fixed by the fixing block and is in collision with the ground, and the support column supports and fixes the placing box to be toppled;
step three: then when the placing box is toppled, the first electric push rod is started to push the first weighting block to move to the left side or the right side, so that the first weighting block and the second weighting block move to the side of the fixed plate far away from the bottom of the toppling placing box, the fixed plate at the bottom of the placing box is not toppled to one side any more, when the first weighting block and the second weighting block move, the second rack is driven to move, the gear is driven to rotate, the first rack drives the baffle to move, and the moving port is exposed;
Step four: and finally, the connecting plate is pushed to move downwards through the second electric push rod, a second motor, a rotating shaft and a cleaning plate on the connecting plate penetrate through a moving opening to move to the bottom of a fixing plate at the bottom of the placing box, the second motor is started to drive the rotating shaft to rotate, so that the rotating shaft drives the cleaning and rotating, and simultaneously the first motor is started to drive the screw rod to rotate, so that the mounting block drives the mounting plate to move left and right, the cleaning plate moves back and forth at the bottom of the fixing plate at the bottom of the placing box, the cleaning plate sweeps away broken stones at the bottom of the fixing plate at the bottom of the placing box, so that after the placing box is fixed, the cleaning plate is moved to the inside of the fixing plate at the bottom of the placing box under the action of the second electric push rod, the placing box is righted to keep a vertical state, and after the supporting column and the supporting block are moved to the original position, scanning is continued through the scanner.
The beneficial effects of the invention are as follows:
(1) According to the invention, the fixing plate can be supported and fixed through the support columns, the support blocks and the fixing blocks, and meanwhile, the fixing plate at the bottom of the placement box is not toppled over continuously through the movement of the first weighting block and the second weighting block, so that the placement box is prevented from toppling over to one side after collision or being blown down by strong wind, and the scanner is prevented from falling down to cause damage, so that the use is inconvenient;
(2) According to the invention, broken stones at the bottom of the fixed plate at the bottom of the placement box can be cleaned through the rotation and the movement of the cleaning plate, so that when one side of the fixed plate at the bottom of the placement box is prevented from toppling over, the broken stones at the bottom are blown to the bottom of the fixed plate at the bottom of the placement box by wind, and when the placement box is righted, the broken stones are prevented from affecting the stability of the placement box, thereby affecting the scanning result.
Drawings
FIG. 1 is a schematic view of the overall structure;
FIG. 2 is a top view of the mounting block;
FIG. 3 is a view showing the internal construction of the fixed cylinder and the movable block;
FIG. 4 shows a top view of the mounting plate;
fig. 5 shows a bottom structural view of the fixing plate;
FIG. 6 is a view showing an internal construction of the fixing plate;
FIG. 7 is a block diagram showing the first weight and the second weight;
Fig. 8 shows a structural view of the cleaning plate.
In the figure: 1. placing a box; 2. a top cover; 3. a scanner; 4. a connecting seat; 5. a first telescopic rod; 6. a fixing plate; 7. a fixed tooth; 8. a fixed cylinder; 9. a movable block; 10. a limiting block; 11. a rotating lever; 12. a support column; 13. a connecting spring; 14. a support block; 15. a first weighting block; 16. a first electric push rod; 17. a support plate; 18. a connecting block; 19. a second weighting block; 20. a second telescopic rod; 21. a fixed block; 22. a baffle; 23. a first rack; 24. a gear; 25. a second rack; 26. a compression spring; 27. a first motor; 28. a screw rod; 29. a mounting block; 30. a mounting plate; 31. a connecting plate; 32. a second motor; 33. a rotating shaft; 34. a cleaning plate; 35. and the second electric push rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.
The invention provides a tunnel engineering three-dimensional laser scanning subsection measuring device, as shown in figures 1-4, which comprises a placing box 1, wherein a top cover 2 is arranged at the top of the placing box 1, a scanner 3 is arranged in the placing box 1, three connecting seats 4 are arranged at the bottom of the placing box 1, the three connecting seats 4 are respectively and fixedly connected with three first telescopic rods 5 through bolts, three fixed plates 6 are respectively and fixedly connected with the bottom ends of the three first telescopic rods 5, fixed teeth 7 are arranged on the bottom surfaces of the three fixed plates 6, a fixed cylinder 8 is fixedly connected with the top of the fixed plates 6 positioned at the bottom of the placing box 1, a movable block 9 is arranged at the top of the fixed cylinder 8, the top of the movable block 9 is fixedly connected with the bottom of the placing box 1, limit blocks 10 are fixedly connected with two sides of the top of the fixed cylinder 8, limit grooves are respectively arranged on the inner walls of two sides of the movable block 9, the limit blocks 10 are in sliding connection with the limit grooves, a rotating rod 11 is arranged in the fixed cylinder 8, both ends of the rotating rod 11 penetrate through both sides of the fixed cylinder 8 and are rotationally connected with the rotating rod, a support column 12 is fixedly connected with one side of the support column 12, a connecting spring 13 is fixedly connected with one end of the connecting spring 13 and the inner wall of the fixed cylinder 8, a support block 14 is fixedly connected with the bottom of the support column 12, a fixed groove is formed in the bottom of the support column 12, a movable groove is formed in the bottom of the support block 14, the fixed groove is communicated with the movable groove, a second telescopic rod 20 is fixedly connected with the inside of the fixed groove, the bottom end of the second telescopic rod 20 penetrates through the fixed groove and extends to the inside of the movable groove, a fixed block 21 is fixedly connected with the bottom of the second telescopic rod, a first weighting block 15 is arranged in the fixed plate 6 positioned at the bottom of the placement box 1, a first electric push rod 16 is fixedly connected with the right side of the first weighting block 15, a support plate 17 is fixedly connected with one side of the first electric push rod 16, the rear side of the first weighting block 15 is fixedly connected with a connecting block 18, and one side of the connecting block 18 is fixedly connected with a second weighting block 19.
The scanner 3 is protected by the placing box 1, the scanner 3 is conveniently moved to the top of the placing box 1 for scanning by taking down the top cover 2, the scanner 3 above the placing box 1 can be effectively supported by the connecting seat 4, the first telescopic rod 5, the fixed plate 6 and the fixed teeth 7, the left side and the right side of the scanner 3 are prevented from shaking during measurement, the stability of the scanner 3 during use is conveniently improved, the using effect of the scanner 3 is conveniently improved, when the height of the scanner 3 is telescopically adjusted by the first telescopic rod 5, the limiting blocks 10 on the two sides of the top of the movable block 9 are moved in the limiting grooves in the fixed cylinder 8, the position of the fixed cylinder 8 is adjusted according to the height of the placing box 1, when the placing box 1 is inclined towards the front side or the rear side, the supporting columns 12 deflect to drive the supporting blocks 14 to move out of the movable blocks 9, the connecting springs 13 are stretched, simultaneously the inside second telescopic link 20 of fixed slot moves downwards under the action of gravity, drive fixed block 21 and remove out the movable slot, make fixed block 21 bottom and ground conflict, thereby make fixed block 21 fixed supporting shoe 14 and support column 12, make place case 1 and obtain the support, no longer empty, simultaneously when the fixed plate 6 of placing case 1 bottom is emptyd to front side or rear side, start first electric putter 16 and drive first weight 15 and connecting block 18 and remove, make connecting block 18 drive second weight 19 and remove, make first weight 15 and second weight 19 remove to the one side that the fixed plate 6 that keeps away from and place case 1 bottom emptyd, thereby make place case 1 no longer continue to empty, be convenient for with the scanner 3 of placing case 1 top is fixed, prevent scanner 3 to continue to empty, thereby result in dropping and be unfavorable for use.
As shown in fig. 2-3, the number of the fixed cylinders 8 and the movable blocks 9 is two, and the fixed cylinders are positioned on two sides of the first telescopic rod 5 connected with the middle position of the bottom of the placement box 1, a movable opening is formed in one side of the movable block 9, the support column 12 and the support block 14 are positioned in the fixed cylinders 8, and the bottom of the support block 14 is attached to the top of the fixed plate 6 positioned on the bottom of the placement box 1.
Through the fixed section of thick bamboo 8 and the movable block 9 of the first telescopic link 5 both sides of placing case 1 bottom intermediate position connection, when the scanner 3 at case 1 top of being convenient for place is toppled over to the front and back both sides, because supporting shoe 14 bottom is laminated with the fixed plate 6 top that is located the case 1 bottom of placing, when the support column 12 of being convenient for drives supporting shoe 14 deflection, make the inside first telescopic link 5 of fixed slot drive fixed block 21 remove and contradict with ground, can obtain the support with the scanner 3 of toppling over, prevent that scanner 3 from continuing to toppling over, when placing case 1 and moving down through first telescopic link 5 and adjusting the height, can rotate outside movable block 9 through movable port be convenient for supporting column 12, supporting shoe 14 and fixed block 21 can fix the scanner 3 at case 1 top of not co-altitude.
As shown in fig. 4-6, moving ports are formed at two ends of the bottom of the fixed plate 6 at the bottom of the placement box 1, a baffle 22 is arranged in the moving ports, a chute is formed in the inner wall of the bottom of the fixed plate 6 at the bottom of the placement box 1 on one side of the moving ports, one end of the baffle 22 extends to the inside of the chute to be in sliding connection with the chute, a first rack 23 is fixedly connected to the top of the baffle 22, a gear 24 is meshed with one side of the first rack 23, and a second rack 25 is meshed with one side of the gear 24.
The baffle 22 is convenient for shelter from the movable port, prevent that rubble and other debris from entering into the inside of the fixed plate 6 of placing case 1 bottom through the movable port, the effect of being convenient for through first rack 23, gear 24 and second rack 25 drives baffle 22 and removes the inside of spout, expose the movable port to be convenient for clean board 34 and remove the bottom of the fixed plate 6 of placing case 1 bottom, clean the rubble of its bottom, thereby be convenient for place the fixed plate 6 of case 1 bottom and ground keep parallelism, the stability of the scanner 3 at case 1 top is placed in the being convenient for.
As shown in fig. 4-7, the bottoms of the first rack 23 and the second rack 25 are both in sliding connection with the inner wall of the bottom of the fixed plate 6 positioned at the bottom of the placement box 1, a movable rod is fixedly connected in the middle of the gear 24, the upper end and the lower end of the movable rod are both in rotating connection with the inner wall of the bottom of the fixed plate 6 positioned at the bottom of the placement box 1, the second rack 25 is positioned at the left side of the first weighting block 15 and positioned at the right side of the second weighting block 19, the first rack 23 is positioned at the outer sides of the first weighting block 15 and the second weighting block 19, a first mounting groove is formed in the left side of the first weighting block 15 and the right side of the second weighting block 19, a compression spring 26 is arranged in the first mounting groove, one end of the compression spring 26 is fixedly connected with the inner wall of the first mounting groove, the other end of the compression spring is fixedly connected with one side of the second rack 25, which is far away from the gear 24, the bottom of the support plate 17 is fixedly connected with the inner wall of the bottom of the fixed plate 6, and the two ends of the top of the support plate 17 are both in the inner wall of the fixed plate 6 positioned at the bottom of the placement box 1, and the middle of the fixed plate 6.
The first electric push rod 16 is fixed through the supporting plate 17, when the first electric push rod 16 pushes the first weighting block 15 to move, the compression spring 26 in the first installation groove is compressed, the second rack 25 is pushed to move towards the direction of the screw rod 28, the gear 24 is rotated, when the fixed plate 6 at the bottom of the placing box 1 is inclined to the right, the first rack 23 drives the baffle 22 at the left side of the fixed plate 6 at the bottom of the placing box 1 to move, the baffle 22 moves to the inside of the sliding groove to expose a moving opening, the gear 7 is conveniently fixed through the movable rod, the gear 24 is kept stable when rotating, the first weighting block 15 moves to drive the second weighting block 19 to move through the connecting block 18, the compression spring 26 in the first installation groove at one side of the second weighting block 19 is stretched, the first weighting block 15 and the second weighting block 19 move to the left side of the fixed plate 6 at the bottom of the placing box 1, the gravity center of the fixed plate 6 at the bottom of the placement box 1 is moved leftwards, so that the force for tilting the right side of the fixed plate 6 at the bottom of the placement box 1 is reduced, the force for tilting the right side support column 12, the support block 14 and the fixed block 21 is reduced, when the fixed plate 6 at the bottom of the placement box 1 is tilted leftwards, the first weighting block 15 is driven to move towards the first electric push rod 16 by the first electric push rod 16, the compression spring 26 in the first installation groove is stretched, the second weighting block 19 is driven to move towards the first electric push rod 16 by the connecting block 18, the compression spring 26 in the first installation groove formed by the second weighting block 19 is contracted, the second rack 25 connected with the second weighting block 19 is moved away from the first weighting block 15, the gear 24 is rotated, the first rack 23 drives the baffle 22 at the right side to move into the chute, and the moving opening at the right side is exposed, thereby facilitating the downward movement of the cleaning plate 34 for cleaning.
As shown in fig. 6-8, the inner wall of the fixed plate 6 at the bottom of the placement box 1 is fixedly provided with a first motor 27, the output end of the first motor 27 is fixedly connected with a screw rod 28, one end of the screw rod 28 is rotationally connected with the inner wall of the fixed plate 6 at the bottom of the placement box 1, the outer surface of the screw rod 28 is in threaded connection with a mounting block 29, the bottom of the mounting block 29 is fixedly connected with a mounting plate 30, the bottom of one side of the mounting plate 30 is provided with a connecting plate 31, one side of the connecting plate 31 is fixedly provided with a second motor 32, the conveying end of the second motor 32 is fixedly connected with a rotating shaft 33, the outer surfaces of two sides of the rotating shaft 33 are fixedly connected with cleaning plates 34, the connecting plate 31 is L-shaped, two ends of the top of the connecting plate 31 are provided with second mounting grooves, a second electric push rod 35 is arranged in the second mounting grooves, one end of the second electric push rod 35 is fixedly connected with the inner wall of the second mounting groove, the other end of the second electric push rod is fixedly connected with the bottom of the mounting plate 30, the rotating shaft 33 and the cleaning plate 34 are positioned at the bottom of the mounting plate 30, and the top of the baffle 22.
Install second motor 32 through connecting plate 31 for second motor 32 drives axis of rotation 33 and cleaning plate 34 rotation, rethread first motor 27 drives lead screw 28 rotation, make installation piece 29 drive mounting panel 30 round trip movement, connect mounting panel 30 and connecting plate 31 through second electric putter 35, and promote connecting plate 31 through second electric putter 35, second motor 32, axis of rotation 33 and cleaning plate 34 move down, move the bottom of fixed plate 6 of placing the bottom of case 1 through the removal mouth, when making mounting panel 30 drive connecting plate 31 and remove, cleaning plate 34 on the connecting plate 31 moves back and forth along lead screw 28, make cleaning plate 34 and ground contact, be convenient for clean the fixed plate 6 bottom of placing the bottom of case 1.
The invention also provides a method for using the tunnel engineering three-dimensional laser scanning sectional measuring equipment, which comprises the following steps,
Step one: firstly, three fixing plates 6 are placed on the ground, fixing teeth 7 at the bottom of the fixing plates are inserted into earth, penetrate into the ground, limit and fix the placing box 1, then the top cover 2 on the placing box 1 is taken down, the scanner 3 is moved to the position above the placing box 1, and measurement is carried out through the scanner 3;
Step two: then when the scanner 3 encounters strong wind or is collided, the placing box 1 drives the top scanner 3 to incline to one side, the support column 12 and the support block 14 deflect to one side and move out of the inside of the fixed cylinder 8, the connecting spring 13 stretches, the support block 14 is no longer attached to the top of the fixed block 21 at the bottom of the placing box 1, under the action of gravity, the second telescopic rod 20 stretches, the fixed block 21 is driven to move downwards to drive the bottom of the support block 14, and the support column 12 is fixed by the fixed block 21 and is supported and fixed by the support column 12 to the placing box 1 to be inclined;
Step three: then when the placing box 1 is toppled, the first electric push rod 16 is started to push the first weighting block 15 to move to the left or right, so that the first weighting block 15 and the second weighting block 19 move to the side of the fixed plate 6 far away from the bottom of the toppled placing box 1, the fixed plate 6 at the bottom of the placing box 1 is not toppled to one side any more, when the first weighting block 15 and the second weighting block 19 move, the second rack 25 is driven to move, the gear 24 is driven to rotate, the first rack 23 drives the baffle 22 to move, and the moving port is exposed;
Step four: finally, the connecting plate 31 is pushed to move downwards through the second electric push rod 35, the second motor 32, the rotating shaft 33 and the cleaning plate 34 on the connecting plate 31 penetrate through the moving opening to move to the bottom of the fixed plate 6 at the bottom of the placement box 1, the second motor 32 is started to drive the rotating shaft 33 to rotate, the rotating shaft 33 drives the cleaning to rotate, meanwhile, the first motor 27 is started to drive the screw rod 28 to rotate, the mounting block 29 drives the mounting plate 30 to move left and right, the cleaning plate 34 moves back and forth at the bottom of the fixed plate 6 at the bottom of the placement box 1, the cleaning plate 34 sweeps away broken stone at the bottom of the fixed plate 6 at the bottom of the placement box 1, the cleaning plate 34 moves into the fixed plate 6 at the bottom of the placement box 1 under the action of the second electric push rod 35, the placement box 1 is righted to keep in a vertical state, and after the support column 12 and the support block 14 move to the original position, scanning is continued through the scanner 3.
Working principle: when in use, three fixing plates 6 are placed on the ground, fixing teeth 7 at the bottom of the fixing plates are inserted into earth, the fixing teeth penetrate into the ground, the placing box 1 is limited and fixed, then the top cover 2 on the placing box 1 is taken down, the scanner 3 is moved to the upper part of the placing box 1, the scanner 3 is used for measuring, when the scanner 3 encounters strong wind or is collided, the placing box 1 drives the top scanner 3 to tilt leftwards or rightwards, the support columns 12 and the support blocks 14 deflect leftwards or rightwards to move out of the fixing cylinder 8, the connecting springs 13 are stretched, the support blocks 14 are not attached to the top of the fixing blocks 21 at the bottom of the placing box 1 any more, under the action of gravity, the second telescopic rods 20 are stretched, the fixing blocks 21 are driven to move downwards to the bottom of the support blocks 14, and contradict with ground through fixed block 21 for fixed block 21 is fixed with support column 12, and support column 12 supports the box 1 of placing that will empty, and the inside first electric putter 16 of fixed plate 6 of start placing the bottom of box 1 simultaneously promotes first weight 15 and moves left side or right side, makes first weight 15 and second weight 19 remove to the fixed plate 6 side of keeping away from the bottom of placing box 1 that empties, makes the fixed plate 6 of placing box 1 bottom no longer empty to one side, and when first weight 15 and second weight 19 case left side or right side move, drive second rack 25 and remove, make gear 24 rotate, thereby drive baffle 22 on left side or right side with first rack 23 and remove, expose the movable mouth.
The second motor 32, the rotating shaft 33 and the cleaning plate 34 on the connecting plate 31 penetrate through the left side or the right side moving opening to move to the bottom of the fixed plate 6 at the bottom of the placement box 1, the cleaning plate 34 is in contact with the ground, the second motor 32 is started again to drive the rotating shaft 33 to rotate, the rotating shaft 33 drives the cleaning to rotate, meanwhile, the first motor 27 is started to drive the screw rod 28 to rotate, the mounting block 29 drives the mounting plate 30 to move left and right, the cleaning plate 34 moves back and forth at the bottom of the fixed plate 6 at the bottom of the placement box 1, the broken stone at the bottom of the fixed plate 6 at the bottom of the placement box 1 is swept away by the cleaning plate 34, after the placement box 1 is fixed, the cleaning plate 34 is moved into the fixed plate 6 at the bottom of the placement box 1 under the action of the second motor 35, the placement box 1 is righted and kept in a vertical state, and after the support column 12 and the support block 14 are moved to the original position, scanning can be continued through the scanner 3.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting.
Claims (8)
1. The utility model provides a three-dimensional laser scanning segmentation measuring equipment of tunnel engineering, includes places case (1), place case (1) top and be provided with top cap (2), place case (1) inside and be provided with scanner (3), place case (1) bottom and be equipped with three connecting seat (4), three connecting seat (4) are all through three first telescopic link (5) of bolt fixedly connected with respectively, and is three first telescopic link (5) bottom respectively fixedly connected with three fixed plate (6), and is three fixed plate (6) bottom surface is equipped with fixed tooth (7), its characterized in that is located fixed plate (6) top fixedly connected with fixed cylinder (8) of placing case (1) bottom, fixed cylinder (8) top is provided with movable block (9), movable block (9) top and place case (1) bottom fixed connection, limit groove has all been seted up to movable block (9) both sides inner wall, limit groove sliding connection, fixed cylinder (8) and limit groove sliding connection, fixed cylinder (8) are provided with both ends (11) rotation, rotation both ends (11) are connected with rotation support column (11), the novel lifting device is characterized in that a connecting spring (13) is fixedly connected to one side of the supporting column (12), one end of the connecting spring (13) is fixedly connected with the inner wall of the fixed cylinder (8), a supporting block (14) is fixedly connected to the bottom of the supporting column (12), a first weighting block (15) is arranged in a fixed plate (6) positioned at the bottom of the placement box (1), a first electric push rod (16) is fixedly connected to the right side of the first weighting block (15), a supporting plate (17) is fixedly connected to one side of the first electric push rod (16), a connecting block (18) is fixedly connected to the rear side of the first weighting block (15), and a second weighting block (19) is fixedly connected to one side of the connecting block (18);
the novel cleaning device comprises a fixing plate (6) positioned at the bottom of a placement box (1), a first motor (27) is fixedly arranged on the inner wall of the fixing plate (6), the output end of the first motor (27) is fixedly connected with a screw rod (28), one end of the screw rod (28) is rotatably connected with the inner wall of the fixing plate (6) positioned at the bottom of the placement box (1), a mounting block (29) is connected with the outer surface of the screw rod (28) in a threaded manner, a mounting plate (30) is fixedly connected with the bottom of the mounting block (29), a connecting plate (31) is arranged at one side of the mounting plate (30), a second motor (32) is fixedly arranged at one side of the connecting plate (31), a rotating shaft (33) is fixedly connected with the conveying end of the second motor (32), and cleaning plates (34) are fixedly connected with the outer surfaces of two sides of the rotating shaft (33).
The shape of connecting plate (31) is L type, the second mounting groove has all been seted up at connecting plate (31) top both ends, second mounting groove inside is provided with second electric putter (35), second electric putter (35) one end and second mounting groove inner wall fixed connection, the other end and mounting panel (30) one end bottom fixed connection, axis of rotation (33) and cleaning plate (34) are located mounting panel (30) bottom, and it is located baffle (22) top.
2. The tunnel engineering three-dimensional laser scanning sectional measurement device according to claim 1, wherein the number of the fixed cylinders (8) and the number of the movable blocks (9) are two, the fixed cylinders are positioned on two sides of the first telescopic rods (5) connected with the middle position of the bottom of the placement box (1), movable ports are formed in one side of each movable block (9), the support columns (12) and the support blocks (14) are positioned in the fixed cylinders (8), and the bottoms of the support blocks (14) are attached to the tops of the fixed plates (6) positioned on the bottom of the placement box (1).
3. The tunnel engineering three-dimensional laser scanning sectional measurement device according to claim 2, wherein a fixed slot is formed in the bottom of the support column (12), a movable slot is formed in the bottom of the support block (14), the fixed slot is communicated with the movable slot, a second telescopic rod (20) is fixedly connected inside the fixed slot, the bottom end of the second telescopic rod (20) penetrates through the fixed slot to extend into the movable slot, and a fixed block (21) is fixedly connected to the bottom of the second telescopic rod.
4. The tunnel engineering three-dimensional laser scanning segmentation measuring equipment according to claim 3, wherein moving ports are formed in two ends of the bottom of a fixed plate (6) positioned at the bottom of a placing box (1), a baffle plate (22) is arranged in the moving ports, a chute is formed in the inner wall of the bottom of the fixed plate (6) positioned at one side of the moving ports and positioned at the bottom of the placing box (1), one end of the baffle plate (22) extends to the inside of the chute to be in sliding connection with the chute, a first rack (23) is fixedly connected to the top of the baffle plate (22), a gear (24) is meshed with one side of the first rack (23), and a second rack (25) is meshed with one side of the gear (24).
5. The tunnel engineering three-dimensional laser scanning sectional measurement device according to claim 4, wherein the bottoms of the first rack (23) and the second rack (25) are both in sliding connection with the inner wall of the bottom of the fixed plate (6) positioned at the bottom of the placement box (1), a movable rod is fixedly connected to the middle part of the gear (24), the upper end and the lower end of the movable rod are both in rotating connection with the inner wall of the fixed plate (6) positioned at the bottom of the placement box (1), and the second rack (25) is positioned on the left side of the first weighting block (15) and is positioned on the right side of the second weighting block (19).
6. The tunnel engineering three-dimensional laser scanning subsection measuring device according to claim 5, wherein the first rack (23) is located on the outer sides of the first weighting block (15) and the second weighting block (19), first mounting grooves are formed in the left side of the first weighting block (15) and the right side of the second weighting block (19), compression springs (26) are arranged in the first mounting grooves, one end of each compression spring (26) is fixedly connected with the inner wall of the first mounting groove, and the other end of each compression spring is fixedly connected with one side, away from the gear (24), of the second rack (25).
7. The tunnel engineering three-dimensional laser scanning sectional measurement device according to claim 6, wherein the bottom of the supporting plate (17) is fixedly connected with the inner wall of the bottom of the fixed plate (6), two ends of the top of the supporting plate (17) are fixedly connected with the inner walls of two sides of the fixed plate (6) positioned at the bottom of the placement box (1), and the first weighting block (15) and the second weighting block (19) are positioned at the middle position inside the fixed plate (6) positioned at the bottom of the placement box (1).
8. A method of using the tunnelling three-dimensional laser scanning segmentation measurement device as set forth in claim 7, characterized in that the method comprises the steps of:
Step one: firstly, three fixing plates (6) are placed on the ground, fixing teeth (7) at the bottom of the fixing plates are inserted into earth, penetrate into the ground, limit fixing is carried out on a placing box (1), then a top cover (2) on the placing box (1) is taken down, a scanner (3) is moved to the position above the placing box (1), and measurement is carried out through the scanner (3);
Step two: then when the scanner (3) encounters strong wind or is collided, the placing box (1) drives the top scanner (3) to topple to one side, the supporting column (12) and the supporting block (14) deflect to one side and move out of the inside of the fixed cylinder (8), the connecting spring (13) stretches, the supporting block (14) is not attached to the top of the fixed block (21) at the bottom of the placing box (1) any more, under the action of gravity, the second telescopic rod (20) stretches, the fixed block (21) is driven to move downwards to drive the bottom of the supporting block (14), and the supporting column (12) is fixed by the fixed block (21) and is in collision with the ground, and the supporting column (12) supports and fixes the placing box (1) to be toppled;
Step three: then when the placing box (1) is toppled, the first electric push rod (16) is started to push the first weighting block (15) to move to the left side or the right side, so that the first weighting block (15) and the second weighting block (19) move to the side far away from the fixed plate (6) at the bottom of the toppled placing box (1), the fixed plate (6) at the bottom of the placing box (1) is not toppled to one side any more, and when the first weighting block (15) and the second weighting block (19) move, the second rack (25) is driven to move, the gear (24) is driven to rotate, and the first rack (23) drives the baffle plate (22) to move, so that the moving port is exposed;
Step four: finally, the connecting plate (31) is pushed to move downwards through the second electric push rod (35), the second motor (32), the rotating shaft (33) and the cleaning plate (34) on the connecting plate (31) penetrate through the moving opening to move to the bottom of the fixed plate (6) at the bottom of the placement box (1), the second motor (32) is started to drive the rotating shaft (33) to rotate, the rotating shaft (33) is driven to clean and rotate, the first motor (27) is started to drive the screw rod (28) to rotate, the mounting block (29) is driven to drive the mounting plate (30) to move left and right, the cleaning plate (34) is driven to move back and forth at the bottom of the fixed plate (6) at the bottom of the placement box (1), broken stone at the bottom of the fixed plate (6) at the bottom of the placement box (1) is scanned, after the placement box (1) is fixed, the cleaning plate (34) is driven to move to the inside the fixed plate (6) at the bottom of the placement box (1) under the action of the second electric push rod (35), the placement box (1) is kept in a vertical state, and the support column (12) and the support column (14) are moved to the original position (3) and the scanner can be continued.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108917711A (en) * | 2018-06-07 | 2018-11-30 | 中铁三局集团有限公司 | A kind of Tunnel Engineering 3 D laser scanning section measuring method and system |
| CN109060821A (en) * | 2018-07-10 | 2018-12-21 | 深圳大学 | Tunnel defect detection method and tunnel defect detection device based on laser detection |
| CN112985304A (en) * | 2019-07-26 | 2021-06-18 | 北京住总集团有限责任公司 | Tunnel construction auxiliary monitoring system |
| CN217585697U (en) * | 2022-05-06 | 2022-10-14 | 河南兴达测绘工程有限公司 | Sectional measuring device for three-dimensional laser scanning |
| CN117570873A (en) * | 2023-11-30 | 2024-02-20 | 中国矿业大学 | Underground engineering tunnel deformation monitoring method and device based on off-board mobile laser scanning |
-
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- 2024-03-28 CN CN202410368320.6A patent/CN117968634B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917711A (en) * | 2018-06-07 | 2018-11-30 | 中铁三局集团有限公司 | A kind of Tunnel Engineering 3 D laser scanning section measuring method and system |
| CN109060821A (en) * | 2018-07-10 | 2018-12-21 | 深圳大学 | Tunnel defect detection method and tunnel defect detection device based on laser detection |
| CN112985304A (en) * | 2019-07-26 | 2021-06-18 | 北京住总集团有限责任公司 | Tunnel construction auxiliary monitoring system |
| CN217585697U (en) * | 2022-05-06 | 2022-10-14 | 河南兴达测绘工程有限公司 | Sectional measuring device for three-dimensional laser scanning |
| CN117570873A (en) * | 2023-11-30 | 2024-02-20 | 中国矿业大学 | Underground engineering tunnel deformation monitoring method and device based on off-board mobile laser scanning |
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