CN114934425A - Pavement paving method based on pavement slab - Google Patents
Pavement paving method based on pavement slab Download PDFInfo
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- CN114934425A CN114934425A CN202210578841.5A CN202210578841A CN114934425A CN 114934425 A CN114934425 A CN 114934425A CN 202210578841 A CN202210578841 A CN 202210578841A CN 114934425 A CN114934425 A CN 114934425A
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 100
- 230000005540 biological transmission Effects 0.000 claims description 18
- 239000004567 concrete Substances 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000007596 consolidation process Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 4
- 239000003638 chemical reducing agent Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 7
- 230000003137 locomotive effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 208000019914 Mental Fatigue Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/52—Apparatus for laying individual preformed surfacing elements, e.g. kerbstones
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/04—Pavings made of prefabricated single units made of bricks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a pavement paving method based on a pavement slab, which comprises the following steps: firstly, prefabricating a road slab; secondly, laying a first road slab; thirdly, laying the next pavement slab; fourthly, repeating the third step for multiple times until the pavement of all the pavement slabs is finished; fifthly, grouting and solidifying the pavement slab and the cushion layer; sixthly, disassembling the adjusting screw rod; and seventhly, performing screw perforation grouting plugging. According to the invention, the plurality of adjusting screws are installed on the pavement slab in a threaded manner, and the automatic leveling robot is adopted to level the single pavement slab, so that the automation degree of pavement laying can be effectively improved, the investment of labor cost is reduced, the error generated during manual adjustment is effectively reduced, the installation precision of the single pavement slab can be improved, the smoothness of the laid pavement is further ensured, and the pavement laying efficiency can be effectively improved.
Description
Technical Field
The invention belongs to the technical field of pavement and pavement paving, and particularly relates to a pavement paving method based on a pavement slab.
Background
With the rapid development of road construction and the reduction of window time for road repair, the precast concrete pavement slab for road pavement is increasingly paid more attention and applied. The pavement slab is suitable for urban road pavements, runway pavements, large-scale field pavements and the like. In order to ensure the flatness of the paved road surface and square platform, the levelness or inclination angle of the pavement slab is inevitably adjusted during paving of a single pavement slab.
At present, the traditional method generally adopts manpower to adjust the road panels one by one, however, for long-distance road pavement or large-area square construction, a large amount of labor cost is consumed through the traditional method, and due to high working requirement precision and monotonous working procedures, mental fatigue of workers is easily caused, and adjustment errors sometimes occur. Once the adjustment error of the road surface plate is large, convex and concave points with inconsistent elevation can be generated on the whole road surface, when a vehicle or an airplane passes through the convex and concave points, locomotive facilities can jump, for the locomotive facilities with large speed, the jumping amplitude can be larger, not only can discomfort be caused to locomotive passengers, but also the shock absorption suspension bracket of the locomotive can be damaged in serious cases, even the locomotive deviates from the set direction, and a serious accident can be generated when the locomotive rushes out of the road surface.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a pavement paving method based on pavement slab, which can effectively improve the automation degree of pavement paving, reduce the input of labor cost, effectively reduce the error generated during manual adjustment, improve the installation precision of single pavement slab, further ensure the smoothness of the paved pavement, and simultaneously effectively improve the pavement paving efficiency by mounting a plurality of adjusting screws on the pavement slab in a threaded manner and leveling the single pavement slab by using an automatic leveling robot.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a pavement paving method based on pavement slabs is characterized in that the pavement is formed by paving a plurality of pavement slabs, each pavement slab is leveled by adopting an automatic leveling robot, the automatic leveling robot comprises a walking mechanism, a lifting frame arranged above the walking mechanism and an adjuster rotatably arranged on the lifting frame, and the number of the adjuster is one or more;
the regulator comprises an adjusting seat, a knob piece and a first driving motor, wherein the knob piece is arranged in the adjusting seat and used for turning a knob adjusting screw rod, the first driving motor drives the knob piece to rotate, the adjusting seat is rotatably arranged on one side of a liftable rack through a transverse telescopic mechanism, the knob piece is in transmission connection with the first driving motor through a universal joint and a rotating piece, and a second driving motor used for driving the transverse telescopic mechanism to rotate is arranged on the liftable rack;
the bottom of the outer side of the adjusting seat is provided with a laser range finder, and a pressure strain gauge is arranged in a wrench opening of the knob piece;
the automatic leveling robot further comprises a controller, and the laser range finder and the pressure strain gauge are connected with the controller;
the method is characterized by comprising the following steps:
step one, prefabricating a road slab: prefabricating a plurality of pavement boards, and reserving a plurality of grouting holes and screw rod through holes on the pavement boards, wherein nuts matched with the adjusting screws are pre-buried in the screw rod through holes, and the grouting holes are reserved on the pavement boards;
step two, paving a first pavement slab, which comprises the following specific processes:
step 201, positioning a road surface plate: positioning a position of a pavement slab on the cushion layer, laying the pavement slab at the positioned position on the cushion layer, and mounting an adjusting screw in each screw through hole of the pavement slab;
the lower end of the adjusting screw rod extends into the bottom of the protecting sleeve;
step 202, installing an automatic leveling robot: moving the automatic leveling robot to a road surface plate through the walking mechanism;
step 203, primary leveling of the pavement slab, firstly, measuring the elevation of a set position on the pavement slab by using a measuring instrument, and respectively determining the number of primary rotation turns of a plurality of adjusting screws according to the designed elevation of the pavement slab; according to the determined number of the primary rotation turns of the plurality of adjusting screws, the plurality of adjusting screws are sequentially rotated, so that the elevation adjustment of the pavement slab at the positions of the plurality of adjusting screws is realized, and the primary leveling of the pavement slab is completed;
step 204, whether the levelness of the road surface plate reaches the set levelness or not: measuring the levelness of the pavement slab through a measuring instrument; executing step 205 when the levelness of the road panel reaches the set levelness, and executing step 206 when the levelness of the road panel does not reach the set levelness;
step 205, whether the elevation of the road surface plate reaches the set elevation: measuring the elevation of the pavement slab through a measuring instrument, finishing the leveling of the pavement slab when the elevation of the pavement slab reaches the designed elevation, and executing the third step; when the elevation of the pavement slab does not reach the designed elevation, executing step 206;
step 206, leveling the pavement slab again: leveling the pavement slab again according to the method in the step 203, and simultaneously circulating the step 204;
step three, laying the next road slab: paving a next pavement slab on one side of the previous pavement slab according to the method in the second step; the next road panel and the previous road panel are arranged on the same plane;
step four, repeating the step three for multiple times until the pavement of all the road panels is finished;
fifthly, grouting and solidifying the pavement slab and the cushion layer: pouring concrete between the pavement slab and the cushion layer through the grouting holes reserved on the pavement slabs to complete the consolidation of the pavement slab and the cushion layer;
step six, disassembling an adjusting screw: after the concrete poured between the pavement slab and the cushion layer reaches initial setting, dismantling the adjusting screws on the multiple pavement slabs;
seventhly, performing screw perforation grouting plugging: and plugging the screw rod through holes on the plurality of road surface plates by pouring concrete.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: in step 203, the elevation adjustment methods of the pavement slabs at the positions of the adjusting screws are the same, and the elevation adjustment method of the pavement slab at the position of each adjusting screw is as follows:
step 2031, retracting the transverse telescopic mechanism, lowering the liftable rack to a set lowest position, then driving the adjusting seat to rotate by the transverse telescopic mechanism through a second driving motor, and when the laser range finder at the bottom of the adjusting seat measures the distance between the adjusting screw and the adjusting seat, recording the measured distance by the controller, stopping the second driving motor, and simultaneously raising the liftable rack to a maximum set height;
according to the distance recorded by the controller, the transverse telescopic mechanism extends out, and the adjusting seat is arranged right above the adjusting screw rod;
step 2032, the rotating piece is driven to rotate by the first driving motor, the knob piece rotates synchronously with the rotating piece, and the first driving motor is controlled to stop when the hexagon socket head of the knob piece is aligned with the hexagon head on the adjusting screw;
step 2033, the liftable frame is descended, when the knob part is contacted with the top of the adjusting screw rod, the inclination angle of the knob part is automatically adjusted under the action of the universal joint, when the pressure strain gauge detects the pressure change, the liftable frame stops descending, and the knob part and the adjusting screw rod are clamped in place;
and 2034, adjusting the adjusting screw rod by driving the rotating part to rotate through the first driving motor according to the number of the first rotation turns of the adjusting screw rod.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: two laser transmitters are arranged on the hexagonal head at the upper end of the adjusting screw rod, and two laser receivers matched with the laser transmitters are arranged in the inner hexagonal wrench opening at the lower end of the knob piece.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: walk the mechanism and include a plurality of walking wheels, but the lifting machine frame includes roof and a plurality of vertical elevating system who fixes on the roof and supply the walking wheel to install, it is in to walk the setting of road wheel vertical elevating system bottom.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: the upper end face of horizontal telescopic machanism and liftable frame is parallel to each other, the other end of horizontal telescopic machanism is provided with the connecting rod that supplies the installation of adjustment seat, adjust the seat and fix in one side of connecting rod.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: the second driving motor is installed at the top of the liftable rack, a transmission mechanism is connected between an output shaft of the second driving motor and the transverse telescopic mechanism, and the second driving motor drives the transverse telescopic mechanism to do rotary motion through the transmission mechanism.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: the adjusting seat is a cylindrical barrel, the lower end of the cylindrical barrel is open, a speed reducer is connected between the first driving motor and the rotating piece, the upper end of the rotating piece is connected with an output shaft of the speed reducer, and the rotating piece and the output shaft of the speed reducer are coaxially arranged.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: the rotating part is a rotating rod, and the universal joint is a ball joint type universal coupling;
the lower extreme of knob spare is provided with a location axle sleeve, the outer periphery of location axle sleeve is convex cambered surface, the inboard bottom of adjusting the seat is provided with a concave cambered surface with the convex cambered surface assorted of location axle sleeve.
The pavement paving method based on the pavement slab is characterized by comprising the following steps: the rotating piece is a rotating cylinder arranged in the adjusting seat, and the lower end of the rotating cylinder is open;
the universal joint is a cross-axle universal joint, and the upper end of the knob piece is installed in the rotating barrel through the cross-axle universal joint.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the automatic leveling robot is adopted to level the single road slab, so that the automation degree of pavement laying can be effectively improved, the investment of labor cost is reduced, the error generated during manual adjustment is effectively reduced, the mounting precision of the single road slab can be improved, the smoothness of the laid road is further ensured, and the pavement laying efficiency can be effectively improved.
2. According to the invention, the plurality of adjusting screws are installed on the pavement slab in a threaded manner, and the length of the plurality of adjusting screws extending out of the bottom of the pavement slab can be controlled, so that the arrangement height and the levelness of the pavement slab can be adjusted, the operation method is simple, and the installation precision of the pavement slab can be effectively improved.
3. The laser range finder is used for positioning the adjuster, the position of the adjusting screw rod can be positioned by rotating the adjusting seat, and the distance between the adjusting screw rod and the adjuster can be measured, so that the automatic adjustment of the adjuster on the adjusting screw rod is facilitated.
In conclusion, the invention can effectively improve the automation degree of pavement laying, reduce the investment of labor cost, effectively reduce errors generated during manual adjustment, improve the mounting precision of a single pavement slab, further ensure the smoothness of the laid pavement and effectively improve the laying efficiency of the pavement simultaneously by installing a plurality of adjusting screws on the pavement slab in a threaded manner and adopting the automatic leveling robot to level the single pavement slab.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a diagram illustrating a state of use of an automatic leveling robot according to embodiment 1 of the present invention.
Fig. 2 is a schematic view of a connection structure of a road surface plate and an adjusting screw in embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of a regulator according to embodiment 1 of the present invention.
Fig. 4 is a control block diagram of embodiment 1 of the present invention.
FIG. 5 is a block flow diagram of the method of the present invention.
Fig. 6 is a schematic structural diagram of a regulator according to embodiment 2 of the present invention.
Fig. 7 is a sectional view taken along line a-a of fig. 6.
Description of reference numerals:
1-an adjusting seat; 1-upper cover plate; 2-knob piece;
3-1-rotating rod; 3-2-rotating the cylinder; 4-universal joint;
5, positioning a shaft sleeve; 6-a first drive motor; 7, a speed reducer;
8, a lifting frame; 8-1 — top plate; 8-2-a vertical lifting mechanism;
9-transverse telescopic mechanism; 10-a connecting rod; 11-a travelling wheel;
12-a second drive motor; 13-a worm gear; 14-a worm;
15-laser range finder; 16-a controller; 17-1-a laser emitter;
17-2-a laser receiver; 18-a cushion layer; 19-pavement slab;
20-adjusting the screw; 21-nut. 22-compressive strain gauge.
Detailed Description
As shown in fig. 1 to 5, the pavement is paved by a plurality of pavement slabs 19, each pavement slab 19 is leveled by an automatic leveling robot, the automatic leveling robot comprises a walking mechanism, a liftable frame 8 installed above the walking mechanism, and one or more regulators rotatably installed on the liftable frame 8;
the adjuster comprises an adjusting seat 1, a knob piece 2 arranged in the adjusting seat 1 and used for turning a knob adjusting screw 20, and a first driving motor 6 driving the knob piece 2 to rotate, wherein the adjusting seat 1 is rotatably arranged on one side of a liftable rack 8 through a transverse telescopic mechanism 9, the knob piece 2 is in transmission connection with the first driving motor 6 through a universal joint 4 and a rotating piece, and a second driving motor 12 used for driving the transverse telescopic mechanism 9 to rotate is arranged on the liftable rack 8;
the bottom of the outer side of the adjusting seat 1 is provided with a laser range finder 15, and a wrench opening of the knob member 2 is internally provided with a pressure strain gauge 22;
the automatic leveling robot further comprises a controller 16, the laser range finder 15 and the pressure strain gauge 22 are both connected with the controller 16, and the controller 16 controls the first driving motor 6 and the second driving motor 12 through motor drivers;
the method comprises the following steps:
step one, prefabricating a road slab: prefabricating a plurality of pavement boards 19, and reserving a plurality of grouting holes 22 and screw rod through holes on the pavement boards 19, wherein nuts 21 matched with adjusting screws 20 are pre-buried in the screw rod through holes, and the grouting holes 22 are reserved on the pavement boards 19;
during actual use, a plurality of screw penetrating holes for the adjusting screws 20 to penetrate through are formed in the road surface plate 19 along the circumferential direction of the road surface plate, nuts 21 matched with the adjusting screws 20 are embedded in the screw penetrating holes, the lower ends of the adjusting screws 20 are not higher than the lower end face of the road surface plate 19, the lower ends of the adjusting screws 20 are tightly propped against the upper end face of the cushion layer 18 at the bottom of the road surface plate 19, and the upper ends of the adjusting screws 20 extend out of the top of the road surface plate 19.
It should be noted that the screw through holes are formed in the thickness direction of the road surface plate 19, the number of the screw through holes is preferably three or four, when the road surface plate 19 is a regular hexagon, the number of the screw through holes is three, and the three screw through holes are arranged at equal intervals in the circumferential direction of the road surface plate 19; when the road surface plate 19 is rectangular, the number of the screw rod through holes is four, and the four screw rod through holes are respectively positioned at four corners of the road surface plate 19.
In specific implementation, the length of the thread section of the adjusting screw 20 is larger than the thickness of the pavement slab 19, a plurality of anchoring ribs are arranged on the outer side of the nut 21, the nut 21 is anchored in the pavement slab 19 through the plurality of anchoring ribs, and the nut 21 and the screw through hole are coaxially arranged; when the nut 21 is anchored, if there is a construction error, the angle of the knob member 2 can be adjusted by the universal joint 4, so that the knob member 2 is adapted to the adjusting screw 20.
During the in-service use, adjusting screw 20's upper end is provided with the hexagon head, the lower extreme of knob spare 2 be provided with the hexagon head matched with hexagon socket head pulls the mouth, and the hexagon head of adjusting screw 20 upper end is located the top of road plate 19, and the hexagon head outside of the hexagon head of the interior hexagon of knob spare 2 lower extreme pulls mouthful inner wall and adjusting screw 20 upper end has the clearance between, can effectively guarantee that knob spare 2 and adjusting screw 20's hexagon head can the chucking fast fixed.
Step two, paving a first pavement slab, which comprises the following specific processes:
step 201, positioning a road surface plate: positioning a position of a road surface plate 19 on the cushion layer 18, laying the road surface plate 19 at the position positioned on the cushion layer 18, and installing an adjusting screw 20 in each screw through hole of the road surface plate 19;
a protecting sleeve 23 is arranged at the bottom of each screw through hole of the road panel 19, the upper end of the protecting sleeve 23 extends into the screw through hole, the lower end of the protecting sleeve 23 is closed, the lower end of the protecting sleeve 23 is supported on the upper end surface of the cushion layer 18, the lower end of the adjusting screw 20 extends into the bottom of the protecting sleeve 23, and the lower end of the adjusting screw 20 is tightly pressed against the bottom of the protecting sleeve 23;
during the in-service use, the levelness and the surface smoothness of bed course 18 all accord with the construction requirement, when carrying out adjusting screw 20's installation, only need make adjusting screw 20's bottom and bed course 18 contact can.
It should be noted that the protecting sleeve 23 is a circular sleeve, the outer wall of the protecting sleeve 23 is attached to the perforated hole wall of the screw rod and can slide relatively, and the inner diameter of the protecting sleeve 23 is larger than the diameter of the adjusting screw rod 20, so that the lower end of the adjusting screw rod 20 can extend into the protecting sleeve 23 conveniently.
Step 202, installing an automatic leveling robot: moving the automatic leveling robot to the road surface plate 19 through the running mechanism;
in actual use, the automatic leveling robot is located in the middle of the upper end face of the pavement slab 19.
Step 203, leveling the pavement slab for the first time, firstly measuring the elevation of a set position on the pavement slab 19 by using a measuring instrument, and respectively determining the number of turns of the adjustment screws 20 for the first time according to the designed elevation of the pavement slab 19; according to the determined number of the primary rotation turns of the plurality of adjusting screws 20, the plurality of adjusting screws 20 are sequentially rotated, so that the elevation of the pavement slab 19 at the positions of the plurality of adjusting screws 20 is adjusted, and the primary leveling of the pavement slab is completed;
in actual use, the measuring instrument is a total station, when the elevation of the set position on the pavement slab 19 is measured, at least three positions are set, after the elevation of the set position is measured, the laying height and the inclination angle of the pavement slab 19 can be calculated, and then the number of first rotation turns of the adjusting screws 20 can be calculated according to the designed elevation of the pavement slab 19.
When the number of the adjusters is plural, the plurality of adjusting screws 20 can be rotated in synchronization by the plural adjusters.
Step 204, whether the levelness of the road surface plate reaches the set levelness is judged: measuring the levelness of the pavement slab 19 by a measuring instrument; when the levelness of the road surface plate 19 reaches the set levelness, executing step 205, and when the levelness of the road surface plate 19 does not reach the set levelness, executing step 206;
step 205, whether the elevation of the road surface plate reaches the set elevation: measuring the elevation of the pavement slab 19 through a measuring instrument, finishing the leveling of the pavement slab when the elevation of the pavement slab 19 reaches the designed elevation, and executing the third step; when the elevation of the pavement slab 19 does not reach the design elevation, executing step 206;
step 206, leveling the pavement slab again: leveling the pavement slab 19 again according to the method of step 203, and simultaneously circulating step 204;
step three, laying the next road slab: paving a next pavement slab on one side of the previous pavement slab according to the method in the second step; the next road surface plate 19 and the previous road surface plate 19 are arranged on the same plane;
step four, repeating the step three for multiple times until the pavement of all the road panels 19 is finished;
fifthly, grouting and solidifying the pavement slab and the cushion layer: pouring concrete between the pavement slab 19 and the cushion layer 18 through the grouting holes 22 reserved on the pavement slabs 19 to complete the consolidation of the pavement slab 19 and the cushion layer 18;
step six, disassembling an adjusting screw: after the concrete poured between the pavement slab 19 and the cushion layer 18 reaches initial setting, removing all the adjusting screws 20 on the multiple pavement slabs 19;
seventhly, screw perforation grouting plugging: and plugging the screw rod through-hole pouring concrete on the plurality of road surface plates 19.
During the actual use, adjusting screw 20 and way panel 19 mutually perpendicular, through a plurality of adjusting screw 20 of threaded mounting on way panel 19, can stretch out the length to way panel 19 bottom through controlling a plurality of adjusting screw 20, and then adjust the laying height and the inclination of way panel 19, operating method is simple, can effectively improve the installation accuracy of way panel 19, and then guarantee the planarization of the road surface of laying, can effectively improve the efficiency of laying of way panel 19 simultaneously.
The walking mechanism is arranged, so that the whole automatic leveling robot can move conveniently, and the investment of labor cost can be effectively reduced.
Particularly, the lifting frame 8 is arranged above the walking mechanism, and the adjuster is arranged on the lifting frame 8, so that the adjuster can ascend or descend along with the lifting frame 8, and further the adjuster and the adjusting screw 20 can be clamped or separated.
During concrete implementation, through setting up knob spare 2 in adjusting seat 1 to will adjust seat 1 through horizontal telescopic machanism 9 and rotate and install in one side of liftable frame 8, when the adjustment of saying panel 19, only need make the auto leveling robot removes to saying on the panel 19, then can be according to adjusting screw 20's the position of position nimble adjustment knob spare 2, and then make knob spare 2 can remove to adjusting screw 20's top and adjust adjusting screw 20, whole operation process only need one to control and can accomplish, and is simple high-efficient, can effectively reduce construction cost, improves the efficiency of construction.
It should be noted that, install knob spare 2 in adjusting seat 1 through rotating the piece to adopt first driving motor 6 drive to rotate the piece and rotate, can realize the autogiration of knob spare 2 through the rotation of control rotation piece, and then can carry out precession or screw-out through knob spare 2 to adjusting screw 20, and then adjust the elevation of pavement slab 19.
During the in-service use, through set up universal joint 4 between knob spare 2 and rotation piece, can make knob spare 2 can swing for rotating the piece, and then be applicable to the adjusting screw 20 of different angles, avoid the pavement board 19 to lead to adjusting screw 20 to take place crooked because of the construction precision problem, and then make knob spare 2 can not carry out the problem that matches with adjusting screw 20.
It should be noted that the number of the adjusters may be one or multiple, when the number of the adjusters is one, the plurality of adjusting screws 20 need to be adjusted one by one, and when the number of the adjusters is multiple, the plurality of adjusting screws 20 can be adjusted simultaneously.
During concrete implementation, the bottom of laser range finder 15 is parallel and level with the bottom of adjusting seat 1, outside bottom through adjusting seat 1 sets up laser range finder 15, when the adjustment of road surface board 19 is being carried out, only need place whole auto leveling robot in the position that is close to the middle part on road surface board 19, then through the drive horizontal telescopic machanism 9 uniform velocity rotation and then make and adjust seat 1 around liftable frame 8 uniform velocity rotatory, and then make laser range finder 15 also carry out the uniform velocity rotation, when laser range finder 15's signal transmission end was relative with adjusting screw 20, laser range finder 15 can fix a position and the distance of adjusting screw 20, be convenient for realize the automatic positioning to adjusting seat 1.
During actual use, the controller 16 is arranged at the bottom of the top plate 8-1, the controller 16 is adopted to control the first driving motor 6 and the second driving motor 12, automatic adjustment of the levelness or the inclination angle of the pavement slab 19 by the automatic leveling robot can be achieved, laying efficiency of the pavement slab 19 can be effectively improved, errors generated during manual adjustment can be effectively reduced, and adjustment accuracy of the pavement slab 19 can be effectively guaranteed.
In this embodiment, in step 203, the elevation adjustment methods of the pavement slabs 19 at the positions of the adjusting screws 20 are all the same, and the elevation adjustment method of the pavement slab 19 at the position of each adjusting screw 20 is as follows:
step 2031, retracting the transverse telescopic mechanism 9, lowering the liftable rack 8 to a set lowest position, then driving the adjusting seat 1 to rotate by the transverse telescopic mechanism 9 through the second driving motor 12, when the laser range finder 15 at the bottom of the adjusting seat 1 measures the distance between the adjusting screw 20 and the adjusting seat 1, recording the measured distance by the controller 16, stopping the second driving motor 12, and simultaneously raising the liftable rack 8 to a maximum set height;
according to the distance recorded by the controller 16, the elongation of the transverse telescopic mechanism 9 is calculated, the transverse telescopic mechanism 9 extends out, and the adjusting seat 1 is arranged right above the adjusting screw rod 20;
step 2032, the rotating part is driven to rotate by the first driving motor 6, the knob 2 rotates synchronously with the rotating part, and when the hexagon socket head of the knob 2 is aligned with the hexagon head on the adjusting screw 20, the controller 16 controls the first driving motor 6 to stop;
step 2033, the liftable rack 8 is lowered, after the knob 2 is contacted with the top of the adjusting screw 20, the inclination angle of the knob 2 is automatically adjusted under the action of the universal joint 4, and after the pressure strain gauge 22 detects the pressure change, the liftable rack 8 stops lowering, and the knob 2 and the adjusting screw 20 are clamped in place;
and 2034, adjusting the adjusting screw rod 20 by driving the rotating part to rotate by the first driving motor 6 according to the number of the initial rotation turns of the adjusting screw rod 20.
In actual use, the number of the first rotation turns of the plurality of adjusting screws 20 may be the same or different, and is determined according to the measured data.
It should be noted that when the number of the adjusters is one, the plurality of adjusting screws 20 need to be rotated in sequence, and when the number of the adjusters is plural, the plurality of adjusting screws 20 may be rotated at the same time.
In specific implementation, when the adjusting screw 20 is positioned, the maximum distance between the laser range finder 15 and the adjusting screw 20 can be set according to the specific size of the pavement slab 19, and the obstacles around the pavement slab 19 are cleared, when the adjusting base 1 rotates, and the distance measured by the laser range finder 15 is less than or equal to the set maximum distance, the laser range finder 15 transmits the measured data to the controller 16, and the adjusting base 1 stops rotating.
In specific implementation, after the liftable frame 8 descends to a set lowest position, the emission ports of the laser range finders 15 are not higher than the top of the thread section of each adjusting screw 20 and are distributed, and meanwhile, the bottom of the adjusting seat 1 is higher than the top of the liftable frame 8 and is distributed.
It should be noted that the distance measured by the laser distance meter 15 plus a fixed distance is the elongation of the transverse telescopic mechanism 9, and the fixed distance is the sum of the radius of the thread section of the adjusting screw 20 and the outer diameter of the adjusting seat 1.
During the in-service use, the setting of universal joint 4 can effectively avoid because of adjusting screw 20 crooked knob spare 2 that leads to can't carry out the chucking to adjusting screw 20's hexagonal head.
It should be noted that, the liftable frame 8 drives the knob member 2 to descend, and when the knob member 2 is clamped at the upper end of the adjusting screw 20, a pressure exists between the knob member 2 and the adjusting screw 20, and then the pressure strain gauge 22 detects a pressure change.
In the embodiment, two laser transmitters 17-1 are arranged on the hexagonal head at the upper end of the adjusting screw 20, and two laser receivers 17-2 matched with the laser transmitters 17-1 are arranged in the inner hexagonal wrench opening at the lower end of the knob member 2;
the two laser transmitters 17-1 are respectively arranged on two oppositely arranged corners of the hexagonal head, and the two laser receivers 17-2 are respectively arranged on two oppositely arranged corners in the inner hexagonal wrench opening.
During actual use, two laser transmitters 17-1 are arranged on the hexagonal head at the upper end of the adjusting screw rod 20, two laser receivers 17-2 are arranged in the hexagonal socket at the lower end of the knob piece 2, when the adjuster is positioned, the rotating piece can be driven by the first driving motor 6 to rotate so that the knob piece 2 rotates, after the two laser receivers 17-2 receive signals sent by the laser transmitters 17-1, the hexagonal socket of the knob piece 2 is aligned with the hexagonal head of the adjusting screw rod 20, the knob piece 2 stops rotating, and the liftable rack 8 can descend to clamp the hexagonal head at the upper end of the knob piece 2 and the adjusting screw rod 20.
It should be noted that the laser emitter 17-1 is embedded in the top surface of the hexagon head, the laser receiver 17-2 is embedded in the hexagon socket head, whether the hexagon socket head of the knob member 2 is aligned with the hexagon head of the adjusting screw 20 is judged by the two laser emitters 17-1 and the laser receiver 17-2, and when the two laser receivers 17-2 receive signals emitted by the two laser emitters 17-1 simultaneously with the rotation of the knob member 2, it indicates that the hexagon socket head of the knob member 2 is aligned with the hexagon head of the adjusting screw 20.
In this embodiment, the walking mechanism includes a plurality of walking wheels 11, the liftable frame 8 includes a top plate 8-1 and a plurality of vertical lifting mechanisms 8-2 installed at the bottom of the top plate 8-1 for installing the walking wheels 11, and the walking wheels 11 are arranged at the bottom of the vertical lifting mechanisms 8-2.
In specific implementation, the plurality of vertical lifting mechanisms 8-2 are sequentially arranged along the circumferential direction of the top plate 8-1, and the number of the vertical lifting mechanisms 8-2 is equal to that of the walking wheels 11 and corresponds to that of the walking wheels one by one.
In practical use, the running mechanism comprises four running wheels 11, wherein two adjacent running wheels 11 are driving wheels, the other two adjacent running wheels 11 are driven wheels, the adjusting mechanism further comprises two steering driving mechanisms and two running driving mechanisms, the two steering driving mechanisms are respectively used for driving the two driving wheels to rotate, the two running driving mechanisms are respectively used for driving the two driving wheels to run, the steering driving mechanisms and the running driving mechanisms are both motors, the steering driving mechanisms and the running driving mechanisms are controlled by a controller 16, the flexible movement of the whole adjusting mechanism can be realized by controlling the running directions and speeds of the two driving wheels, and the sizes of the running wheels 11 can ensure that the whole adjusting mechanism can move to the road panel 19.
The running wheels 11 include wheel frames and rolling wheels, the wheel frames are rotatably mounted at the bottom of the vertical lifting mechanism 8-2, the rolling wheels are rotatably mounted on the wheel frames, the steering driving mechanism drives the wheel frames of the running wheels 11 to rotate, and the running driving mechanism drives the rolling wheels of the running wheels 11 to rotate so as to realize running.
In specific implementation, the lifting frame 8 further comprises a plurality of lifting driving mechanisms for driving the vertical lifting mechanisms 8-2, the lifting driving mechanisms are electric driving mechanisms, the lifting driving mechanisms are controlled by a controller 16, the upper ends of the vertical lifting mechanisms 8-2 are welded and fixed on the side portions of the top plates 8-1 through stiffening plates, and the traveling wheels 11 are installed at the lower ends of the vertical lifting mechanisms 8-2.
It should be noted that the vertical lifting mechanism 8-2 is perpendicular to the horizontal telescoping mechanism 9, and the horizontal telescoping mechanism 9 is parallel to the top plate 8-1.
In this embodiment, horizontal telescopic machanism 9 is parallel to each other with the up end of liftable frame 8, the one end of horizontal telescopic machanism 9 is rotated and is installed at the top of liftable frame 8, the other end of horizontal telescopic machanism 9 extends to the outside of liftable frame 8, the other end of horizontal telescopic machanism 9 is provided with the connecting rod 10 that supplies adjusting seat 1 to install, adjust seat 1 and fix in one side of connecting rod 10, the lower extreme of connecting rod 10 is higher than the lower extreme of adjusting seat 1 and lays.
During actual use, the transverse telescopic mechanism 9 is driven by a transverse driving mechanism, the transverse driving mechanism is an electric driving mechanism, the transverse driving mechanism is controlled by a controller 16, the connecting rod 10 is perpendicular to the transverse telescopic mechanism 9, the upper end of the connecting rod 10 is fixed at the other end of the transverse telescopic mechanism 9, and the adjusting seat 1 is fixed at the lower end of one side of the connecting rod 10.
It should be noted that, the lower extreme of connecting rod 10 is higher than the lower extreme of adjusting seat 1 and lays, can avoid connecting rod 10 and the top of liftable frame 8 to take place the friction, can make simultaneously adjust seat 1 can descend to being close to the top of liftable frame 8, guarantees that whole guiding mechanism's knob spare 2 can cooperate with adjusting screw 20.
In this embodiment, the second driving motor 12 is installed at the top of the liftable frame 8, a transmission mechanism is connected between an output shaft of the second driving motor 12 and the transverse telescopic mechanism 9, and the second driving motor 12 drives the transverse telescopic mechanism 9 to rotate through the transmission mechanism.
In specific implementation, the transmission mechanism can be a worm gear and worm transmission mechanism or a transmission mechanism such as a cylindrical gear, and the transmission mechanism is preferably a worm gear and worm transmission mechanism, and comprises a worm wheel 13 and a worm 14 which are meshed with each other;
the worm wheel 13 rotates to be installed at the top of the lifting frame 8, one end of the transverse telescopic mechanism 9 is fixed on the worm wheel 13, the worm 14 is connected to an output shaft of the second driving motor 12, and the worm 14 and the output shaft of the second driving motor 12 are coaxially arranged.
In actual use, the number of the second driving motors 12 and the worm gear transmission mechanisms is equal to the number of the adjusters, and each adjuster corresponds to one second driving motor 12 and the worm gear transmission mechanism.
It should be noted that the distance between the transverse telescopic mechanism 9 and the top of the liftable rack 8 is enough for the second driving motor 12 and the worm gear transmission mechanism to be installed, so that the transverse telescopic mechanism 9 does not collide with the second driving motor 12 and the worm gear transmission mechanism when rotating.
In specific implementation, the worm wheel 13 is rotatably mounted on the top plate 8-1, and one end of the transverse telescopic mechanism 9 is fixed on the upper end surface of the worm wheel 13, that is, the transverse telescopic mechanism 9 is rotatably mounted on the top plate 8-1 through the worm wheel 13, so that the transverse telescopic mechanism 9 and the worm wheel 13 can rotate synchronously.
In this embodiment, adjust seat 1 and be a cylinder and its lower extreme is uncovered, be connected with reduction gear 7 between first driving motor 6 and the rotation piece, the upper end of rotating the piece and the output shaft of reduction gear 7, the piece that rotates is the coaxial laying with the output shaft of reduction gear 7.
In actual use, the output shaft of the first driving motor 6 is connected with the input shaft of the speed reducer 7 through a coupling.
In the embodiment, the upper end of the adjusting seat 1 is open, an upper cover plate 1-1 for installing a rotating part is detachably installed at the upper end of the adjusting seat 1, the rotating part is a rotating rod 3-1 rotatably installed on the upper cover plate 1-1, and the universal joint 4 is a ball-and-socket universal coupling;
the lower end of the knob member 2 is provided with a positioning shaft sleeve 5, the positioning shaft sleeve 5 and the knob member 2 are coaxially arranged, the lower end face of the positioning shaft sleeve 5 is higher than the lower end face of the knob member 2, the outer circumferential face of the positioning shaft sleeve 5 is a convex arc face, and the bottom of the inner side of the adjusting seat 1 is provided with a concave arc face matched with the convex arc face of the positioning shaft sleeve 5.
During actual use, the upper cover plate 1-1 is detachably mounted at the upper end of the adjusting seat 1, a through hole for mounting a rotating part is formed in the middle of the upper cover plate 1-1, the rotating rod 3-1 is rotatably mounted in the through hole in the upper cover plate 1-1, the upper end of the rotating rod 3-1 is fixedly connected with an output shaft of the speed reducer 7, and the knob part 2 is connected with the rotating rod 3-1 through the universal joint 4.
It should be noted that the output shafts of the adjusting seat 1 and the speed reducer 7 are coaxially arranged, and the central axis of the adjusting seat 1 is perpendicular to the top plate 8-1.
During specific implementation, set up location axle sleeve 5 through the lower extreme at knob spare 2, can carry out a location to knob spare 2 through location axle sleeve 5, avoid knob spare 2's lower extreme to take place acutely to rock, the protruding cambered surface of location axle sleeve 5 and the concave cambered surface of the inboard bottom of adjusting seat 1 can guarantee that knob spare 2 can adjust the inclination, can realize the adjustment of knob spare 2 angle in the minizone, in order to be adapted to adjusting screw 20's minizone slope, can also avoid knob spare 2 to take place acutely to rock simultaneously.
Example 2
As shown in fig. 6 and 7, the present embodiment is different from embodiment 1 in that the rotating member is a rotating cylinder 3-2 arranged in the adjusting base 1, and the lower end of the rotating cylinder 3-2 is open;
the universal joint 4 is a cross-axle universal joint, and the upper end of the knob member 2 is mounted inside the rotary cylinder 3-2 through the cross-axle universal joint.
In practical use, when the universal joint 4 is a cross-axle universal joint, the rotating part adopts a rotating cylinder with an opening at the lower end in order to facilitate the installation of the cross-axle universal joint.
It should be noted that a through hole for the output shaft of the speed reducer 7 to pass through is formed in the upper end of the adjusting seat 1, a mounting hole for the output shaft of the speed reducer 7 to be mounted is formed in the upper end of the rotating cylinder 3-2, the output shaft of the speed reducer 7 passes through the through hole and then is mounted in the mounting hole of the rotating cylinder 3-2, the output shaft of the speed reducer 7 drives the rotating cylinder 3-2 to rotate, the bottom of the rotating cylinder 3-2 is lower than the bottom of the adjusting seat 1, and the bottom of the rotating cylinder 3-2 is flush with the bottom of the knob member 2.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. A pavement paving method based on pavement slabs is characterized in that the pavement is formed by paving a plurality of pavement slabs (19), each pavement slab (19) is leveled by adopting an automatic leveling robot, the automatic leveling robot comprises a walking mechanism, a lifting frame (8) arranged above the walking mechanism and regulators rotatably arranged on the lifting frame (8), and the number of the regulators is one or more;
the regulator comprises a regulating seat (1), a knob piece (2) which is arranged in the regulating seat (1) and is used for turning a knob regulating screw rod (20), and a first driving motor (6) which drives the knob piece (2) to rotate, wherein the regulating seat (1) is rotatably arranged on one side of a liftable rack (8) through a transverse telescopic mechanism (9), the knob piece (2) is in transmission connection with the first driving motor (6) through a universal joint (4) and a rotating piece, and a second driving motor (12) which is used for driving the transverse telescopic mechanism (9) to rotate is arranged on the liftable rack (8);
the bottom of the outer side of the adjusting seat (1) is provided with a laser range finder (15), and a wrench opening of the knob piece (2) is internally provided with a pressure strain gauge (22);
the automatic leveling robot further comprises a controller (16), and the laser range finder (15) and the pressure strain gauge (22) are connected with the controller (16);
the method is characterized by comprising the following steps:
step one, prefabricating a pavement slab: prefabricating a plurality of pavement boards (19), reserving a plurality of grouting holes (22) and screw rod through holes on the pavement boards (19), pre-burying nuts (21) matched with the adjusting screws (20) in the screw rod through holes, and reserving the grouting holes (22) on the pavement boards (19);
step two, paving a first pavement slab, which comprises the following specific processes:
step 201, positioning a road panel: positioning a position of a road panel (19) on the cushion layer (18), laying the road panel (19) at the position positioned on the cushion layer (18), and installing an adjusting screw (20) in each screw through hole of the road panel (19);
a protecting sleeve (23) is arranged at the bottom of each screw through hole of the road panel (19), the upper end of the protecting sleeve (23) extends into the screw through hole, and the lower end of the adjusting screw (20) extends into the bottom of the protecting sleeve (23);
step 202, installing an automatic leveling robot: moving the self-leveling robot to a road deck (19) by the running mechanism;
step 203, primary leveling of the pavement slab, namely measuring the elevation of a set position on the pavement slab (19) by using a measuring instrument, and respectively determining the number of primary rotation circles of a plurality of adjusting screws (20) according to the designed elevation of the pavement slab (19); according to the determined number of the primary rotation turns of the plurality of adjusting screws (20), the plurality of adjusting screws (20) are sequentially rotated, so that the elevation adjustment of the pavement slab (19) at the positions of the plurality of adjusting screws (20) is realized, and the primary leveling of the pavement slab is completed;
step 204, whether the levelness of the road surface plate reaches the set levelness or not: measuring the levelness of the pavement slab (19) by a measuring instrument; when the levelness of the road panel (19) reaches the set levelness, executing step 205, and when the levelness of the road panel (19) does not reach the set levelness, executing step 206;
step 205, whether the elevation of the pavement slab reaches the set elevation: measuring the elevation of the pavement slab (19) by using a measuring instrument, finishing the leveling of the pavement slab when the elevation of the pavement slab (19) reaches the designed elevation, and executing the third step; when the elevation of the pavement slab (19) does not reach the designed elevation, executing step 206;
step 206, leveling the pavement slab again: leveling the pavement slab (19) again according to the method of step 203, and simultaneously circulating step 204;
step three, laying the next road slab: paving a next pavement slab on one side of the previous pavement slab according to the method in the second step; the next road surface plate (19) and the previous road surface plate (19) are arranged on the same plane;
step four, repeating the step three for multiple times until the pavement of all the pavement slabs (19) is finished;
fifthly, grouting and solidifying the pavement slab and the cushion layer: pouring concrete between the pavement slab (19) and the cushion layer (18) through a plurality of grouting holes (22) reserved on the pavement slab (19) to complete the consolidation of the pavement slab (19) and the cushion layer (18);
step six, disassembling an adjusting screw: after the concrete is poured between the pavement slab (19) and the cushion layer (18) to achieve initial setting, removing all the adjusting screws (20) on the multiple pavement slabs (19);
seventhly, screw perforation grouting plugging: and plugging the screw rod through holes on the plurality of road surface plates (19) by pouring concrete.
2. A pavement laying method based on pavement slabs according to claim 1, characterized in that: in step 203, the elevation adjustment methods of the pavement slabs (19) at the positions of the adjusting screws (20) are the same, and the elevation adjustment method of the pavement slab (19) at the position of each adjusting screw (20) is as follows:
2031, retracting the transverse telescopic mechanism (9), lowering the liftable rack (8) to a set lowest position, driving the adjusting seat (1) to rotate by the transverse telescopic mechanism (9) through a second driving motor (12), recording the measured distance by a controller (16) when a laser range finder (15) at the bottom of the adjusting seat (1) measures the distance between the adjusting screw (20) and the adjusting seat (1), stopping the second driving motor (12), and simultaneously raising the liftable rack (8) to a maximum set height;
according to the distance recorded by the controller (16), the transverse telescopic mechanism (9) extends out, and the adjusting seat (1) is arranged right above the adjusting screw rod (20);
step 2032, the rotating piece is driven to rotate by the first driving motor (6), the knob piece (2) rotates synchronously with the rotating piece, and when the hexagon socket of the knob piece (2) is aligned with the hexagon head on the adjusting screw (20), the first driving motor (6) is controlled to stop;
step 2033, the liftable rack (8) is lowered, when the knob piece (2) is contacted with the top of the adjusting screw rod (20), the inclination angle of the knob piece (2) is automatically adjusted under the action of the universal joint (4), when the pressure strain gauge (22) detects the pressure change, the liftable rack (8) stops lowering, and the knob piece (2) is clamped with the adjusting screw rod (20) in place;
step 2034, adjusting the adjusting screw rod (20) by driving the rotating part to rotate through the first driving motor (6) according to the number of the primary rotation turns of the adjusting screw rod (20).
3. A pavement laying method based on pavement slabs according to claim 2, characterized in that: two laser transmitters (17-1) are arranged on the hexagonal head at the upper end of the adjusting screw rod (20), and two laser receivers (17-2) matched with the laser transmitters (17-1) are arranged in the inner hexagonal wrench opening at the lower end of the knob piece (2).
4. A pavement laying method based on pavement slabs according to claim 1, characterized in that: the walking mechanism comprises a plurality of walking wheels (11), the lifting frame (8) comprises a top plate (8-1) and a plurality of vertical lifting mechanisms (8-2) fixed on the top plate (8-1) and used for mounting the walking wheels (11), and the walking wheels (11) are arranged at the bottoms of the vertical lifting mechanisms (8-2).
5. A pavement paving method based on pavement slabs according to claim 1, characterized in that: horizontal telescopic machanism (9) are parallel to each other with the up end of liftable frame (8), the other end of horizontal telescopic machanism (9) is provided with connecting rod (10) that supply adjusting seat (1) installation, adjust seat (1) and fix the one side at connecting rod (10).
6. A pavement laying method based on pavement slabs according to claim 1, characterized in that: the lifting mechanism is characterized in that the second driving motor (12) is installed at the top of the lifting frame (8), a transmission mechanism is connected between an output shaft of the second driving motor (12) and the transverse telescopic mechanism (9), and the second driving motor (12) drives the transverse telescopic mechanism (9) to rotate through the transmission mechanism.
7. A pavement laying method based on pavement slabs according to claim 1, characterized in that: adjust seat (1) and be a cylinder and its lower extreme is uncovered, be connected with reduction gear (7) between first driving motor (6) and the rotation piece, the upper end of rotating the piece is connected with the output shaft of reduction gear (7), the piece that rotates is coaxial the laying with the output shaft of reduction gear (7).
8. A pavement paving method based on pavement slabs according to claim 7, characterized in that: the rotating part is a rotating rod (3-1), and the universal joint (4) is a ball joint type universal coupling;
the lower extreme of knob spare (2) is provided with a location axle sleeve (5), the outer periphery of location axle sleeve (5) is convex arc face, the inboard bottom of adjusting seat (1) is provided with a concave arc face with the convex arc face assorted of location axle sleeve (5).
9. A pavement laying method based on pavement slabs according to claim 7, characterized in that: the rotating piece is a rotating cylinder (3-2) arranged in the adjusting seat (1), and the lower end of the rotating cylinder (3-2) is open;
the universal joint (4) is a cross-axle universal joint, and the upper end of the knob piece (2) is installed in the rotating cylinder (3-2) through the cross-axle universal joint.
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