CN212929457U

CN212929457U - Bridge model constructs with portable three-dimensional laser scanner

Info

Publication number: CN212929457U
Application number: CN202021480971.8U
Authority: CN
Inventors: 韩金永; 周杨; 张翔
Original assignee: China Railway Jinqiao Engineering Testing Co Ltd
Current assignee: China Railway Jinqiao Engineering Testing Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-09
Anticipated expiration: 2030-07-24

Abstract

The utility model belongs to the technical field of laser scanner, especially, bridge model founds uses portable three-dimensional laser scanner, to current being difficult to erect in suitable position, position adjustment troublesome poeration problem, the scheme as follows now is proposed, including a supporting bench, a supporting bench's top is provided with the recess that runs through both sides, and the fixed strip is installed at the recess center, and fixed strip both sides wall top all is the level and has seted up the spout, and the top of fixed strip is the fixedly connected with cingulum, and the top sliding connection of fixed strip has the sliding block, and bottom one side sliding connection of fixed strip has the balancing weight, and the top of sliding block is rotated and is connected with foot spiral platform, and foot spiral platform's top fixedly connected with instrument, the bottom of fixed strip are close to the equal fixedly connected with anti-skidding rubber belt in recess both sides, and. The utility model has the advantages of can erect in skew brace table's position, can adjust the instrument position, need not to erect again.

Description

Bridge model constructs with portable three-dimensional laser scanner

Technical Field

The utility model relates to a laser scanner technical field especially relates to a bridge model founds and uses portable three-dimensional laser scanner.

Background

The three-dimensional laser scanning technology is also called as a live-action replication technology, is a technical revolution in the surveying and mapping field after the GPS technology, breaks through the traditional single-point measurement method, and has the unique advantages of high efficiency and high precision.

Traditional three-dimensional laser scanner is when carrying out scanning modeling to the bridge, because the both sides of bridge are anomalous river bank sloping ground usually, and then lead to the scanner to be difficult to place in a suitable position when erectting, and then influence the shaping effect of modeling, and because in the use, the instrument needs to carry out modeling scanning many times in a plurality of different places, and traditional scanner just can not remove after the completion of erectting, the deviation appears in the position when fixed, need erect again, and then lead to the operator to need install the erection many times, very trouble.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of bridge model founds uses portable three-dimensional laser scanner has solved and is difficult to erect the problem at suitable position, position adjustment troublesome poeration.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mobile three-dimensional laser scanner for bridge model construction comprises a supporting table, wherein a groove penetrating through two sides is formed in the top of the supporting table, a fixing strip is installed in the center of the groove, sliding grooves are horizontally formed in the tops of two side walls of the fixing strip, a toothed belt is fixedly connected to the top of the fixing strip, a sliding block is slidably connected to the top of the fixing strip, a balancing weight is slidably connected to one side of the bottom of the fixing strip, a foot screw platform is rotatably connected to the top of the foot screw platform, anti-slip rubber belts are fixedly connected to the bottom of the fixing strip close to the two sides of the groove, a forward and reverse lead screw is arranged in the inner center of the supporting table in a penetrating manner, clamping assemblies are arranged at positions, close to the anti-slip rubber belts, of the two sides of the forward and reverse lead screw, a worm is rotatably connected to the, the bottom of the worm and the toothed belt are meshed with each other to rotate, and the bottom of the supporting table is rotatably connected with a connecting rod.

Preferably, the clamping assembly comprises a wire ring, a torsion spring and an extrusion plate, the wire ring is connected with the forward and reverse screw rods in a rotating mode, the top of the wire ring is fixed with the extrusion plate, the extrusion plate is connected with the supporting table in a sliding mode, the torsion spring is located at the center of the forward and reverse screw rods, and the two ends of the torsion spring are fixed with the forward and reverse screw rods and the supporting table respectively.

Preferably, the runner assembly comprises dwang, driving gear and driven gear, and the dwang runs through the sliding block both sides wall and is connected with the sliding block rotation, the one end mutual fixed connection of driven gear and worm, and the outer wall of dwang is provided with the driving gear near driven gear's position, driving gear and driven gear intermeshing.

Preferably, the top both sides of balancing weight all are through slider and spout mutual sliding connection, and the inside center of slider all is provided with the screw hole that runs through, and the inside rotation of screw hole is connected with fixing bolt, and the bottom of balancing weight is rotated and is connected with the connecting rod, and the balancing weight is inside to be provided with a plurality of metal blocks.

Preferably, the bottom of the supporting table is rotatably connected with the supporting frame through a bearing, the two ends of the forward and reverse screw rods penetrate through the side wall of the supporting table and are fixedly connected with knobs, anti-skidding threads are arranged on the outer walls of the knobs, and the supporting frame is a telescopic alloy tripod.

Preferably, the inside of brace table is vertical and is provided with the through hole, and the through hole is inside to be provided with the rotation bolt, and brace table center department is connected through bearing and support frame rotation each other, and the brace table is made for the metal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when using, can place the skew brace table's position with the instrument through the fixed strip, when needs are adjusted, rotate the knob of positive reverse lead screw outer wall, and then drive the silk ring through positive reverse lead screw and keep away from the anti-skidding rubber area, and then make the stripper plate and the anti-skidding rubber area alternate segregation at silk ring top, and then can remove the fixed strip, can remove the instrument that drives the sliding block top through the fixed strip and remove, make the skew brace table of instrument, make the instrument can be located a more suitable position, make things convenient for the three-dimensional scanning to model, and when using, can be through rotating fixing bolt, remove the fixed of balancing weight and spout, and then can adjust the position of balancing weight, then make the fixed strip keep balance, and can be supplementary fixed through the connecting rod of bottom.

2. When the position of instrument is adjusted slightly to needs, rotatory rotation bolt makes the support frame rotation each other of brace table and bottom earlier, then can drive the fixed strip rotation through the brace table, and then the instrument that drives the top rotates, and it is rotatory to drive the driving gear through rotatory dwang, because driving gear and driven gear meshing, driven gear again with the mutual fixed connection of worm, then the driving gear drives the worm through the driven gear and rotates, then make and produce the removal between worm and the fixed strip, because the fixed strip is fixed by the stripper plate of bottom, and then the worm produces the removal, it removes to drive the sliding block, make the instrument at top remove, and then remove the instrument to required coordinate position, convenient regulation.

Drawings

Fig. 1 is a schematic view of a mobile three-dimensional laser scanner for bridge model construction according to the present invention;

fig. 2 is a cross-sectional view of an internal structure of a support table of the mobile three-dimensional laser scanner for bridge model construction according to the present invention;

fig. 3 is the utility model provides a bridge model founds with portable three-dimensional laser scanner sliding block internal structure schematic diagram.

In the figure: 1. a support table; 2. a fixing strip; 3. a chute; 4. a toothed belt; 5. a slider; 6. a balancing weight; 7. a foot screw table; 8. an instrument; 9. an anti-slip rubber band; 10. a forward and reverse screw rod; 11. a clamping assembly; 111. a wire loop; 112. a torsion spring; 113. a pressing plate; 12. a worm; 13. a rotating assembly; 131. rotating the rod; 132. a driving gear; 133. a driven gear; 14. fixing the bolt; 15. a support frame; 16. a connecting rod; 17. the bolt is turned.

Detailed Description

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

Referring to fig. 1-3, a mobile three-dimensional laser scanner for bridge model construction comprises a supporting table 1, a groove penetrating through two sides is arranged at the top of the supporting table 1, a fixing strip 2 is arranged at the center of the groove, sliding grooves 3 are horizontally arranged at the tops of two side walls of the fixing strip 2, a toothed belt 4 is fixedly connected at the top of the fixing strip 2, a sliding block 5 is slidably connected at the top of the fixing strip 2, a balancing weight 6 is slidably connected at one side of the bottom of the fixing strip 2, a foot screw platform 7 is rotatably connected at the top of the sliding block 5, an instrument 8 is fixedly connected at the top of the foot screw platform 7, anti-skid rubber belts 9 are fixedly connected at the bottom of the fixing strip 2 close to two sides of the groove, a forward and reverse screw rod 10 penetrates through the inner center of the supporting table 1, clamping components 11 are arranged at positions of two sides of the, one end of the worm 12 is rotatably connected with a rotating component 13, the power end of the rotating component 13 penetrates through two side walls of the support frame 15, the bottom of the worm 12 and the toothed belt 4 are meshed with each other to rotate, and the bottom of the support table 1 is rotatably connected with a connecting rod 16.

The clamping assembly 11 comprises a wire ring 111, a torsion spring 112 and an extrusion plate 113, the wire ring 111 is rotatably connected with the forward and reverse screw rod 10, the top of the wire ring 111 is fixed with the extrusion plate 113, the extrusion plate 113 is slidably connected with the inside of the support table 1, the torsion spring 112 is located at the center of the forward and reverse screw rod 10, and two ends of the torsion spring 112 are respectively fixed with the forward and reverse screw rod 10 and the support table 1.

The rotating assembly 13 is composed of a rotating rod 131, a driving gear 132 and a driven gear 133, the rotating rod 131 penetrates through the two side walls of the sliding block 5 to be rotatably connected with the sliding block 5, the driven gear 133 is fixedly connected with one end of the worm 12, the driving gear 132 is arranged on the outer wall of the rotating rod 131 close to the driven gear 133, and the driving gear 132 is meshed with the driven gear 133.

The top both sides of balancing weight 6 all are through slider and 3 mutual sliding connection of spout, and the inside center of slider all is provided with the screw hole that runs through, and the inside rotation of screw hole is connected with fixing bolt 14, and the bottom of balancing weight 6 is rotated and is connected with connecting rod 16, adjusts the position of balancing weight 6, makes 2 holding balance of fixed strip then, can be supplementary fixed through the connecting rod 16 of bottom moreover.

The bottom of the supporting table 1 is rotatably connected with the supporting frame 15 through a bearing, the two ends of the forward and reverse screw rod 10 penetrate through the side wall of the supporting table 1 and are fixedly connected with knobs, anti-skidding threads are arranged on the outer walls of the knobs, the knobs on the outer walls of the forward and reverse screw rods 10 are rotated, and then the screw rings 111 are driven by the forward and reverse screw rods 10 to be far away from the anti-skidding rubber belts 9.

The inside of brace table 1 is vertical and is provided with the through hole, and the through hole is inside to be provided with rotates bolt 17, and brace table 1 center department is connected through bearing and support frame 15 rotation each other, and rotatory bolt 17 that rotates for brace table 1 and the support frame 15 rotation of bottom can drive the fixed strip 2 rotation through brace table 1 then.

The working principle is as follows: when the three-dimensional scanning instrument is used, the instrument 8 is mutually fixed with the sliding block 5 through the foot spiral table 7, the instrument 8 can be placed at a position deviated from the support table 1 through the fixing strip 2, when the adjustment is needed, a knob on the outer wall of the forward and reverse screw rod 10 is rotated, the screw ring 111 is driven to be far away from the anti-skid rubber belt 9 through the forward and reverse screw rod 10, the extrusion plate 113 at the top of the screw ring 111 is separated from the anti-skid rubber belt 9, the fixing strip 2 can be moved, the instrument 8 at the top of the sliding block 5 can be driven to move through the movement of the fixing strip 2, the instrument 8 is deviated from the support table 1, the instrument 8 can be positioned at a more proper position, the three-dimensional scanning modeling is convenient, in addition, the fixing of the counterweight block 6 and the sliding groove 3 can be released through the rotation of the fixing bolt 14 when the, and can be fixed with the assistance of the connecting rod 16 at the bottom, when the position of the instrument 8 needs to be adjusted slightly, the rotating bolt 17 is rotated first, so that the supporting table 1 and the supporting frame 15 at the bottom rotate with each other, then the supporting table 1 can drive the fixing strip 2 to rotate, and further the instrument 8 at the top is driven to rotate, and the rotating rod 131 drives the driving gear 132 to rotate, because the driving gear 132 is meshed with the driven gear 133, the driven gear 133 is fixedly connected with the worm 12, then the driving gear 132 drives the worm 12 to rotate through the driven gear 133, and further the worm 12 and the fixing strip 2 move with each other, because the fixing strip 2 is fixed by the extrusion plate 113 at the bottom, and further the worm 12 moves, and drives the sliding block 5 to move, so that the instrument 8 at the top moves, and further the instrument 8 moves to the required, the method is very quick, does not need to be erected again, and reduces the repeated labor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bridge model constructs uses portable three-dimensional laser scanner, including brace table (1), a serial communication port, the top of brace table (1) is provided with the recess that runs through both sides, fixed strip (2) are installed at the recess center, fixed strip (2) both sides wall top all is the level and has seted up spout (3), the top of fixed strip (2) is fixedly connected with cingulum (4), the top sliding connection of fixed strip (2) has sliding block (5), one side sliding connection in bottom of fixed strip (2) has balancing weight (6), the top of sliding block (5) is rotated and is connected with foot spiral platform (7), the top fixedly connected with instrument (8) of foot spiral platform (7), the bottom of fixed strip (2) is close to recess both sides all fixedly connected with anti-skidding rubber tape (9), the inside center of brace table (1) runs through and is provided with positive reverse lead screw (, clamping components (11) are arranged at positions, close to the anti-skidding rubber belts (9), of two sides of the forward and reverse screw rod (10), a worm (12) is connected to the center of the inner portion of the sliding block (5) in a rotating mode, one end of the worm (12) is connected with a rotating component (13) in a rotating mode, the power end of the rotating component (13) penetrates through two side walls of the supporting frame (15), the bottom of the worm (12) and the toothed belts (4) are meshed with each other to rotate, and the bottom of the supporting table (1) is connected with a connecting rod (.

2. The mobile three-dimensional laser scanner for bridge model construction according to claim 1, wherein the clamping assembly (11) comprises a wire ring (111), a torsion spring (112) and a pressing plate (113), the wire ring (111) is rotationally connected with the forward and reverse screw rod (10), the top of the wire ring (111) is fixed with the pressing plate (113), the pressing plate (113) is slidably connected with the inside of the support platform (1), the torsion spring (112) is located at the center of the forward and reverse screw rod (10), and two ends of the torsion spring (112) are respectively fixed with the forward and reverse screw rod (10) and the support platform (1).

3. The mobile three-dimensional laser scanner for bridge model construction according to claim 1, wherein the rotating assembly (13) comprises a rotating rod (131), a driving gear (132) and a driven gear (133), the rotating rod (131) penetrates through the sliding blocks (5) on two side walls of the sliding blocks (5) to be rotatably connected, the driven gear (133) is fixedly connected with one end of the worm (12), the driving gear (132) is arranged on the outer wall of the rotating rod (131) close to the driven gear (133), and the driving gear (132) is meshed with the driven gear (133).

4. The mobile three-dimensional laser scanner for bridge model construction according to claim 1, wherein the top two sides of the counterweight block (6) are slidably connected with the sliding groove (3) through a sliding block, the inner center of the sliding block is provided with a threaded hole, the threaded hole is rotatably connected with a fixing bolt (14), and the bottom of the counterweight block (6) is rotatably connected with a connecting rod (16).

5. The mobile three-dimensional laser scanner for bridge model construction according to claim 1, wherein the bottom of the support platform (1) is rotatably connected with the support frame (15) through a bearing, both ends of the forward and reverse screw rod (10) penetrate through the side wall of the support platform (1) and are fixedly connected with knobs, and the outer walls of the knobs are provided with anti-skid threads.

6. The mobile three-dimensional laser scanner for bridge model construction according to claim 1, wherein a through hole is vertically formed in the support platform (1), a rotating bolt (17) is arranged in the through hole, and the center of the support platform (1) is rotatably connected with the support frame (15) through a bearing.