CN116892152B - Bridge deck thin layer cover surface paving device and paving method - Google Patents
Bridge deck thin layer cover surface paving device and paving method Download PDFInfo
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- CN116892152B CN116892152B CN202311157451.1A CN202311157451A CN116892152B CN 116892152 B CN116892152 B CN 116892152B CN 202311157451 A CN202311157451 A CN 202311157451A CN 116892152 B CN116892152 B CN 116892152B
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 46
- 238000005507 spraying Methods 0.000 claims abstract description 45
- 230000007480 spreading Effects 0.000 claims abstract description 11
- 238000003892 spreading Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000010426 asphalt Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000004642 transportation engineering Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 238000010276 construction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000005381 potential energy Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
-
- 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
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
-
- 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
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
- E01C19/4873—Apparatus designed for railless operation
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The invention discloses a bridge deck thin layer cover surface paving device and a paving method, wherein the paving device comprises a front frame and a rear frame, the front frame is fixedly connected with the rear frame, a hanging frame is fixedly arranged on one side of the rear frame far away from the front frame, a bearing conveying belt is arranged on the front frame, a material distributing conveying belt is arranged on the rear frame, and a material spreading auger is arranged on the hanging frame; the adhesive waterproof layer and the surface wearing layer are constructed simultaneously and asynchronously, the laying progress of the surface wearing layer is controlled by the moving speed of the hanging frame, and the spraying progress of the adhesive waterproof layer is controlled by the advancing speed of the fixed travelling wheel; the relative displacement generated by the speed difference of the fixed travelling wheel and the hanging frame is utilized to control the starting and stopping of the fixed travelling wheel, so that the spraying effect of the bonding waterproof layer is more uniform on the premise of not reducing the paving efficiency of the thin-layer overlay, and the spraying progress of the bonding waterproof layer is not influenced by the non-uniform running of the frame.
Description
Technical Field
The invention belongs to the technical field of bridge construction, and particularly relates to a bridge deck thin layer cover surface paving device and a paving method.
Background
The design of the thin layer surface is that an asphalt concrete layer with the thickness of 15-40 and mm is additionally paved on the original asphalt pavement, so that the deformation resistance of the asphalt pavement is improved, and the surface anti-skid performance is improved; a thin layer of cover surface is paved on the bridge deck, a layer of bonding waterproof layer is required to be firstly painted, a surface abrasion layer is paved on the bonding waterproof layer, a long time interval cannot be reserved between two layers of construction, and otherwise, the paving effect is reduced; the paving progress change is easily caused by the interference of multiple factors when the surface wearing layer is re-paved, but the paving speed can be flexibly adjusted, the paving speed can be accelerated or decelerated within a certain range, if the bonding waterproof layer is high in construction cost by adopting independent equipment and is difficult to be matched with the paving of the surface wearing layer, the bonding waterproof layer is sprayed by directly utilizing a paver, and the bonding waterproof layer is unevenly sprayed.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a bridge deck thin layer cover surface paving device and a paving method.
The technical scheme adopted by the invention is as follows:
the bridge deck thin layer cover surface paving device comprises a front frame and a rear frame, wherein the front frame is fixedly connected with the rear frame, a hanging frame is fixedly arranged on one side, far away from the front frame, of the rear frame, a bearing conveying belt is arranged on the front frame, a distributing conveying belt is arranged on the rear frame, and a spreading auger is arranged on the hanging frame; the back frame is kept away from the fixed control frame that is equipped with in one side of dividing the material conveyer belt, it is equipped with the control frame to slide on the control frame, the fixed movable frame that is equipped with on the control frame, the movable frame is kept away from the fixed spraying pipe that is equipped with in one side of dividing the material conveyer belt, the spraying pipe is kept away from one side of movable frame is equipped with a plurality of spouts, a plurality of the spout is followed the axis evenly distributed of spraying pipe.
As the optimization of the invention, one side of the front frame far away from the bearing conveyor belt is fixedly provided with two mounting plates, the two mounting plates are respectively positioned at two sides of the front frame, one side of the mounting plate far away from the front frame is respectively fixedly connected with the rear frame and the hanging frame, each mounting plate is rotatably provided with a plurality of belt wheels, and the belt wheels are used for driving the crawler belt; the belt wheel is fixedly provided with a mounting shaft which is rotationally connected with the control frame.
As the optimization of the invention, two sides of the front frame are respectively provided with a material collecting hopper, the two material collecting hoppers are respectively hinged with the front frame, two sides of the front frame are respectively fixedly provided with an extension rod, one end of the extension rod, which is far away from the front frame, is provided with a material collecting cylinder, a cylinder barrel of the material collecting cylinder is hinged with the extension rod, and a piston rod of the material collecting cylinder is hinged with the material collecting hoppers.
As the preferable choice of the invention, one side of the hanger far away from the rear frame is provided with a screed, one side of the hanger is provided with a transmission component, and the transmission component is used for transmitting the rotation of the spreading auger; the rear frame is far away from one side of the spraying pipe is fixedly provided with a mounting frame, and the mounting frame is used for mounting a driving system.
As a preferable mode of the invention, a connecting block is fixedly arranged on one side, far away from the material distribution conveyor belt, of the control frame, a positioning frame is fixedly arranged on one side, far away from the control frame, of the connecting block, two sliding blocks are fixedly arranged at two ends of the positioning frame respectively, sliding grooves are fixedly arranged on the inner side of the control frame, the sliding blocks are in sliding connection with the sliding grooves, pulleys are respectively arranged on one side, far away from the two sliding blocks, of the control frame, the pulleys are in rotary connection with the sliding blocks, and the pulleys are in contact with the side walls of the sliding grooves; one side of the locating rack, which is far away from the connecting block, is rotationally provided with a rotating shaft, and a fixed walking wheel is fixedly arranged on the rotating shaft.
The invention is preferable, and the invention further comprises a control board, wherein one side of the control board is fixedly provided with a control motor, an output shaft of the control motor is fixedly provided with a driving gear, the rotating shaft is fixedly provided with a transmission gear, and the driving gear is matched with the transmission gear; the control panel is close to the fixed wedge that is equipped with in one side of control motor, the locating rack is kept away from the fixed constant head tank that is equipped with of one side of fixed travelling wheel, the wedge with the constant head tank cooperation.
As the optimization of the invention, one side of the control panel is fixedly provided with a bearing plate, a connecting buckle is fixedly arranged on the bearing plate, one side of the connecting buckle, which is far away from the bearing plate, is provided with a push rod, the connecting buckle is hinged with the push rod, one side of the push rod, which is far away from the connecting buckle, is provided with a time delay sleeve, the time delay sleeve is hinged with the push rod, and the time delay sleeve is connected with the front frame.
As the preferable mode of the invention, one end of the delay sleeve, which is close to the material distributing conveying belt, is provided with a sliding rod in a sliding way, one end of the sliding rod, which is far away from the delay sleeve, is fixedly provided with a fixed block, the fixed block is fixedly connected with the front frame, the periphery of the sliding rod is provided with a force accumulating spring, one end of the force accumulating spring is abutted with the sliding rod, the other end of the force accumulating spring is abutted with the delay sleeve, one end of the bearing plate, which is far away from the connecting buckle, is fixedly provided with a sliding piece, and the sliding piece is arranged in the sliding groove in a sliding way.
As preferable, the spraying pipe comprises a rotating sleeve and a lining pipe, wherein the lining pipe is positioned in the rotating sleeve, the lining pipe is rotationally connected with the rotating sleeve, the nozzle is fixedly arranged on the rotating sleeve, and a communicating groove is fixedly arranged on one side of the lining pipe, which is close to the nozzle; the lining pipe is connected with the pump, one end of the rotating sleeve is provided with a micro-control motor, the micro-control motor is fixedly connected with the hanging frame, and an output shaft of the micro-control motor is fixedly connected with the rotating sleeve.
A bridge deck thin layer cover surface paving device and paving method comprises the following steps:
s1, cleaning a bridge deck; blocking the area to be constructed of the bridge deck, and cleaning;
s2, mixing the asphalt mixture; stirring asphalt and mineral powder in a stirring station to obtain an asphalt mixture, and conveying the asphalt mixture to a region to be constructed by a transport engineering truck;
s3, paving; the bonding waterproof layer and the surface wearing layer are constructed simultaneously and asynchronously, and a driving system controls the moving speed of the hanging frame, so that the laying progress of the surface wearing layer is controlled; the motor is controlled to control the fixed travelling wheel to travel, so that the spraying progress of the bonding waterproof layer is controlled;
s4, compacting; compacting the paved thin cover surface by using a steel wheel road roller;
s5, maintaining and opening the road.
The beneficial effects of the invention are as follows: the invention is used as a bridge deck thin layer overlay laying device and a bridge deck thin layer overlay laying method, the bonding waterproof layer and the surface wearing layer are simultaneously constructed and are not synchronously constructed, the laying progress of the surface wearing layer is controlled by the moving speed of the hanging frame, and the spraying progress of the bonding waterproof layer is controlled by the advancing speed of the fixed travelling wheel; the relative displacement generated by the speed difference of the fixed travelling wheel and the hanging frame is utilized to control the starting and stopping of the fixed travelling wheel, so that the spraying effect of the bonding waterproof layer is more uniform on the premise of not reducing the paving efficiency of the thin-layer overlay, and the spraying progress of the bonding waterproof layer is not influenced by the non-uniform running of the frame.
Drawings
The invention will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic elevational view of the present invention of FIG. 1;
FIG. 3 is a schematic top view of the structure of FIG. 1 of the present invention;
FIG. 4 is a schematic view of the A-A direction structure of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the hidden rear portion of the rear frame of FIG. 1 according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5B in accordance with the present invention;
FIG. 7 is a schematic illustration of the control frame and mobile frame related linkage of FIG. 5 in accordance with the present invention;
FIG. 8 is a schematic view of a portion of the spacer of FIG. 7 according to the present invention;
FIG. 9 is a schematic view of a portion of the control motor of FIG. 7 in accordance with the present invention;
FIG. 10 is a schematic elevational view of the present invention of FIG. 9;
fig. 11 is a schematic view of the spray tube of fig. 5 in a longitudinal cross-sectional configuration according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the invention, i.e., the embodiments described are merely some, but not all, of the embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
The specific embodiment of the invention is described below with reference to fig. 1-11, and the bridge deck thin layer cover surface paving device comprises a front frame 11 and a rear frame 17, wherein the front frame 11 and the rear frame 17 are fixedly connected, a hanging frame 16 is fixedly arranged on one side of the rear frame 17 away from the front frame 11, a bearing conveying belt 18 is arranged on the front frame 11, a distributing conveying belt 14 is arranged on the rear frame 17, and a spreading auger 15 is arranged on the hanging frame 16; the rear frame 17 is kept away from the fixed control frame 23 that is equipped with of one side of dividing conveyer 14, the slip is equipped with control frame 32 on the control frame 23, the fixed removal frame 30 that is equipped with on the control frame 32, the removal frame 30 is kept away from the fixed spraying pipe 31 that is equipped with in one side of dividing conveyer 14, the spraying pipe 31 is kept away from one side of removing frame 30 is equipped with a plurality of spouts 57, a plurality of spout 57 are followed the axis evenly distributed of spraying pipe 31. The spraying pipe 31 and the rear frame 17 can slide freely, the spraying of the waterproof bonding layer is not influenced by the paving progress of the surface wearing layer, and the waterproof bonding layer can be controlled independently, so that the waterproof bonding layer can be sprayed uniformly, and the asphalt mixture can be fully bonded with the existing bridge deck.
Advantageously, two mounting plates 29 are fixedly arranged on one side of the front frame 11 far away from the bearing conveyor belt 18, the two mounting plates 29 are respectively positioned on two sides of the front frame 11, one side of the mounting plate 29 far away from the front frame 11 is fixedly connected with the rear frame 17 and the hanging frame 16 respectively, a plurality of belt wheels 22 are rotatably arranged on each mounting plate 29, and the belt wheels 22 are used for driving the crawler belt 21; the pulley 22 is fixedly provided with a mounting shaft 38, and the mounting shaft 38 is rotatably connected with the control frame 23. Pulleys 22 are referred to herein as various wheels, including conventional traction wheels, drive wheels, load-bearing wheels, etc. of the track drive system, and form the completed drive with track 21 and the power system.
Advantageously, two sides of the front frame 11 are respectively provided with a material collecting hopper 12, two material collecting hoppers 12 are respectively hinged with the front frame 11, two sides of the front frame 11 are respectively and fixedly provided with an extension rod 27, one end of the extension rod 27, which is far away from the front frame 11, is provided with a material collecting cylinder 20, a cylinder barrel of the material collecting cylinder 20 is hinged with the extension rod 27, and a piston rod of the material collecting cylinder 20 is hinged with the material collecting hoppers 12. The aggregate hopper 12 can make more materials of keeping in on the bearing conveyer belt 18, does not need frequent interpolation material, and after the material on the bearing conveyer belt 18 consumes a certain degree, aggregate hopper 12 can gather the scattered material to keep the operation progress.
Advantageously, a screed 19 is provided on the side of the hanger 16 remote from the rear frame 17, a transmission assembly 28 is provided on the side of the hanger 16, and the transmission assembly 28 is used for transmitting rotation of the spreading auger 15; the side of the rear frame 17, which is far away from the spraying pipe 31, is fixedly provided with a mounting frame 13, and the mounting frame 13 is used for mounting a driving system. The drive assembly 28 is driven by a separate power system, separate from the drive of the tracks 21, and is controlled by a drive system, which is conventional, and the operating system and control system within the cab, not shown, are common in the art.
The utility model has the advantages that a connecting block 45 is fixedly arranged on one side of the control frame 32 far away from the material distributing and conveying belt 14, a positioning frame 39 is fixedly arranged on one side of the connecting block 45 far away from the control frame 32, a sliding block 33 is fixedly arranged at two ends of the positioning frame 39 respectively, a sliding groove 25 is fixedly arranged on the inner side of the control frame 23, the sliding blocks 33 are in sliding connection with the sliding groove 25, a pulley 43 is respectively arranged on one side of the two sliding blocks 33 far away from each other, the pulley 43 is in rotary connection with the sliding blocks 33, and the pulley 43 is in contact with the side wall of the sliding groove 25; the locating frame 39 is provided with a rotating shaft 42 in a rotating way on one side far away from the connecting block 45, and the rotating shaft 42 is fixedly provided with a fixed walking wheel 24. The surface of the fixed traveling wheel 24 is rough, and the fixed traveling wheel 24 is in good contact with the cleaned bridge deck, and the effect of keeping the traveling speed unchanged can be achieved by controlling the rotating speed of the fixed traveling wheel 24 after the fixed traveling wheel 24 is debugged before the construction of the paving device, so that the spraying speed of the spraying pipe 31 is controlled to be constant all the time.
The control device comprises a control board 49, wherein a control motor 40 is fixedly arranged on one side of the control board 49, a driving gear 50 is fixedly arranged on an output shaft of the control motor 40, a transmission gear 41 is fixedly arranged on a rotating shaft 42, and the driving gear 50 is matched with the transmission gear 41; a wedge block 51 is fixedly arranged on one side of the control board 49, which is close to the control motor 40, a positioning groove 44 is fixedly arranged on one side of the positioning frame 39, which is far away from the fixed travelling wheel 24, and the wedge block 51 is matched with the positioning groove 44. The spraying pipe 31 always keeps advancing at a constant speed, so that the speed of the crawler belt 21 is lower than the advancing speed of the spraying pipe 31, the crawler belt 21 does not need to keep at a constant speed, the driving gear 50 is separated from the transmission gear 41 by utilizing the distance difference generated by the speed difference in the advancing process of the crawler belt 21 and the driving gear, the crawler belt 21 continues advancing after separation, the laying of a surface wearing layer is not stopped, the spraying pipe 31 stops spraying after stopping moving, the driving gear 50 is meshed with the transmission gear 41 again after the distance difference between the crawler belt 21 and the spraying pipe 31 disappears, and the spraying pipe 31 continues advancing at a constant speed again; neglecting the inertia generated at the moment when the fixed traveling wheel 24 loses power and obtains power, firstly, the process is short, the fixed traveling wheel 24 has larger friction with the ground, and secondly, the rotating speed of the fixed traveling wheel 24 cannot be very fast, and cannot exceed the speed of the traditional thin-layer overlay construction too much.
Advantageously, a bearing plate 47 is fixedly arranged on one side of the control plate 49, a connecting buckle 48 is fixedly arranged on the bearing plate 47, a push rod 36 is arranged on one side, away from the bearing plate 47, of the connecting buckle 48, the connecting buckle 48 is hinged with the push rod 36, a time delay sleeve 26 is arranged on one side, away from the connecting buckle 48, of the push rod 36, the time delay sleeve 26 is hinged with the push rod 36, and the time delay sleeve 26 is connected with the front frame 11.
Advantageously, one end of the delay sleeve 26, which is close to the material distributing and conveying belt 14, is slidably provided with a sliding rod 52, one end of the sliding rod 52, which is far away from the delay sleeve 26, is fixedly provided with a fixed block 34, the fixed block 34 is fixedly connected with the front frame 11, a power accumulating spring 35 is arranged on the periphery of the sliding rod 52, one end of the power accumulating spring 35 is abutted to the sliding rod 52, and the other end of the power accumulating spring 35 is abutted to the delay sleeve 26. By the cooperation of the time delay sleeve and the power spring 35, the driving gear 50 and the transmission gear 41 which are separated and meshed aperiodically can be in an ideal state at the first time, and errors of control and measurement are omitted.
The spraying pipe 31 comprises a rotating sleeve 54 and a lining pipe 55, wherein the lining pipe 55 is positioned in the rotating sleeve 54, the lining pipe 55 is rotationally connected with the rotating sleeve 54, a nozzle 57 is fixedly arranged on the rotating sleeve 54, and a communication groove 56 is fixedly formed in one side, close to the nozzle 57, of the lining pipe 55; the lining pipe 55 is connected with a pump, one end of the rotating sleeve 54 is provided with a micro-control motor 53, the micro-control motor 53 is fixedly connected with the hanging frame 16, and an output shaft of the micro-control motor 53 is fixedly connected with the rotating sleeve 54; the end of the bearing plate 47 far away from the connecting buckle 48 is fixedly provided with a sliding piece 46, and the sliding piece 46 is slidably arranged in the chute 25. The spout 57 can be plugged immediately after the rotation of the rotating sleeve 54 and the liner tube 55, and when the spray tube 31 stops moving, the spray is stopped at the first time, so that the uneven spray phenomenon is avoided.
Advantageously, the height of the sliding member 46 is smaller than the groove width of the sliding groove 25, the difference between the groove width of the sliding groove 25 and the height of the sliding member 46 is equal to the height of the wedge-shaped block 51, and the height of the wedge-shaped block 51 is equal to the groove depth of the positioning groove 44.
A bridge deck thin layer overlay laying method comprises the following steps:
s1, cleaning a bridge deck; blocking the area to be constructed of the bridge deck, and cleaning;
s2, mixing the asphalt mixture; stirring asphalt and mineral powder in a stirring station to obtain an asphalt mixture, and conveying the asphalt mixture to a region to be constructed by a transport engineering truck;
s3, paving; the bonding waterproof layer and the surface wearing layer are constructed simultaneously and asynchronously, and a driving system controls the moving speed of the hanging frame 16, so that the laying progress of the surface wearing layer is controlled; controlling the motor 40 to set the running wheel 24 so as to control the spraying progress of the bonding waterproof layer;
s4, compacting; compacting the paved thin cover surface by using a steel wheel road roller;
s5, maintaining and opening the road.
The working principle of the invention is as follows:
in the initial state, the wedge block 51 is aligned with the positioning groove 44, the transmission gear 41 is meshed with the driving gear 50, and the power storage spring 35 is in a normal state.
The bridge deck thin layer cover surface comprises a surface wearing layer and a bonding waterproof layer; the invention is utilized to walk in the specified area of the bridge, the spraying pipe 31 is in front, the spreading auger 15 is behind, the part where the spraying pipe 31 passes is sprayed with the bonding layer, the wearing layer is evenly spread by the spreading auger 15 and then is ironed by the ironing plate 19, and finally, the bridge deck thin layer cover surface is obtained by compacting by the steel wheel road roller.
In the process, the relative positions of the front frame 11, the rear frame 17 and the spreading auger 15 are not changed, the belt wheel 22 is driven by the driving component to rotate, the crawler belt 21 is driven to run at the speed V1, and V1 is influenced by the width of the bridge, the paving thickness of the thin layer cover, the travelling speed of the steel wheel road roller and the thickness measuring feedback result of the thin layer cover and can be adjusted in real time;
the surface wearing layer materials are poured onto the bearing conveyor belt 18 and the material gathering hoppers 12 by a feeding conveyor after being stirred by a stirring station, when the materials on the bearing conveyor belt 18 are consumed to a certain extent, the material gathering cylinder 20 is started, so that piston rods of the material gathering cylinders are extended, the two material gathering hoppers 12 are reversely folded towards the middle to gather the materials, and the materials sequentially pass through the bearing conveyor belt 18, the material distributing conveyor belt 14 and the material spreading auger 15;
the materials used for bonding the waterproof layer are carried by a container arranged on the rear frame 17, pumped into the lining pipe 55 by a pump, sprayed out by the communicating groove 56 and the spray nozzle 57 and sprayed onto the bridge deck; the micro-control motor 53 controls the rotation sleeve 54 to rotate, so that the nozzle 57 and the communication groove 56 are dislocated, and the pump is stopped, and the spraying can be stopped immediately.
During the period, the control motor 40 is started, the control motor 40 controls the driving gear 50 to rotate, the driving gear 50 drives the transmission gear 41 to rotate through meshing, the transmission gear 41 drives the rotating shaft 42 to rotate, the rotating shaft 42 drives the fixed traveling wheel 24 to rotate, the fixed traveling wheel 24 contacts the ground, the fixed traveling wheel 24 moves at a speed V2 relative to the ground, and V2 is more than V1;
the positioning frame 39, the control frame 32, the moving frame 30 and the spraying pipe 31 all move synchronously along the fixed travelling wheel 24, the control frame 23, the mounting plate 29 and the rear frame 17 move synchronously, the moving frame 30 and the control frame 32 slide relative to the mounting plate 29 and the control frame 23 respectively, the sliding block 33 slides along the sliding groove 25, and the sliding block 43 rolls relative to the side wall of the sliding groove 25;
as shown in fig. 9, the control motor 40 and the bearing plate 47 partially move along with the positioning frame 39 under the cooperation of the positioning groove 44 and the wedge block 51, the connecting buckle 48 moves along with the bearing plate 47 to cause the push rod 36 to rotate, and the straight surface of the wedge block 51 is rough and has larger friction under the extrusion with the inner wall of the positioning groove 44, which is far greater than the elastic force of the power accumulating spring 35, so that the delay sleeve 26 and the sliding rod 52 can slide relatively to the power accumulating spring 35 and be stretched; until the power spring 35 is stretched to a certain extent, the positioning frame 39 continues to move relative to the control frame 23, the delay sleeve 26 and the sliding rod 52 cannot slide relative to each other, and the wedge block 51 moves vertically upwards to be separated from the positioning groove 44 when the power spring 35 is stretched; after the driving gear 50 is far away from the transmission gear 41, the driving gear 50 is not meshed any more, the fixed traveling wheel 24 stops advancing, and the micro-control motor 53 controls the spraying pipe 31 to stop spraying;
the separation of the wedge-shaped block 51 and the positioning groove 44 causes that all parts shown in fig. 9 lose constraint in the horizontal direction, the sliding piece 46 moves upwards slightly but cannot be separated from the sliding groove 25, the sliding piece 46 is changed from the lower surface of the sliding piece to be contacted with the sliding groove 25 to be contacted with the upper surface of the sliding groove 25, potential energy accumulated by the power accumulating spring 35 is released after being unconstrained, the power accumulating spring 35 is restored to a normal state, the time delay sleeve 26 moves upwards, the sliding piece 46 slides along the sliding groove 25 to be close to one side of the hanging frame 16, and the sliding piece 46 descends to the lower surface of the sliding piece under the action of gravity to be contacted with the sliding groove 25 again when the wedge-shaped block 51 and the positioning groove 44 return to the same horizontal height;
in the above process, the rear frame 17 keeps continuously advancing with the original rhythm, at this time, the fixed travelling wheel 24 keeps still under the friction action with the ground, the control frame 32, the moving frame 30 and the spraying pipe 31 also keep still, the mounting plate 29 and the control frame 23 slide relative to the moving frame 30 and the control frame 32 respectively, the fixed block 34 moves along with the rear frame 17 during the period, the support plate 47, the sliding piece 46 and the control motor 40 are driven by the delay sleeve 26 and the push rod 36 to move, the sliding piece 46 slides along the slide groove 25 until the inclined surface of the wedge block 51 contacts the positioning frame 39, the control plate 49 keeps moving, the control plate 49 rises and slides for a small section under the action of the wedge block 51, the wedge block 51 falls into the positioning groove 44, at this time returns to the initial state, the transmission gear 41 and the driving gear 50 mesh again, the control motor 40 drives the fixed travelling wheel 24, the fixed travelling wheel 24 continues advancing at the speed V2 again, and the micro-control motor 53 controls the spraying pipe 31 to continuously spray and bond the waterproof layer;
repeating the above process until the whole bridge deck is paved; and opening traffic after curing for a certain time.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
Claims (5)
1. A bridge deck thin layer top facing laying device, its characterized in that: the device comprises a front frame and a rear frame, wherein the front frame is fixedly connected with the rear frame, a hanging frame is fixedly arranged on one side, far away from the front frame, of the rear frame, a bearing conveying belt is arranged on the front frame, a distributing conveying belt is arranged on the rear frame, and a spreading auger is arranged on the hanging frame; a control frame is fixedly arranged on one side, far away from the material distribution conveying belt, of the rear frame, a control frame is arranged on the control frame in a sliding manner, a movable frame is fixedly arranged on the control frame, a spraying pipe is fixedly arranged on one side, far away from the material distribution conveying belt, of the movable frame, a plurality of nozzles are arranged on one side, far away from the movable frame, of the spraying pipe, and the nozzles are uniformly distributed along the axis of the spraying pipe;
the device comprises a control frame, a material distribution conveyor belt, a positioning frame, a sliding block, a sliding groove, pulleys, a positioning frame, a sliding block and a positioning frame, wherein the connecting block is fixedly arranged on one side, away from the material distribution conveyor belt, of the control frame; a rotating shaft is rotatably arranged on one side, far away from the connecting block, of the positioning frame, and a fixed walking wheel is fixedly arranged on the rotating shaft;
the device comprises a control board, a control motor is fixedly arranged on one side of the control board, a driving gear is fixedly arranged on an output shaft of the control motor, a transmission gear is fixedly arranged on a rotating shaft, and the driving gear is matched with the transmission gear; a wedge block is fixedly arranged on one side of the control board, which is close to the control motor, and a positioning groove is fixedly arranged on one side of the positioning frame, which is far away from the fixed travelling wheel, and the wedge block is matched with the positioning groove;
a bearing plate is fixedly arranged on one side of the control panel, a connecting buckle is fixedly arranged on the bearing plate, a push rod is arranged on one side, away from the bearing plate, of the connecting buckle, the connecting buckle is hinged with the push rod, a delay sleeve is arranged on one side, away from the connecting buckle, of the push rod, the delay sleeve is hinged with the push rod, and the delay sleeve is connected with the front frame;
the device comprises a front frame, a rear frame, a time delay sleeve, a connecting buckle, a connecting rod, a sliding piece, a sliding spring, a sliding sleeve, a sliding piece and a sliding groove, wherein the sliding piece is arranged at one end of the time delay sleeve, close to the material distribution conveying belt, the sliding piece is fixedly arranged at one end of the sliding rod, far away from the time delay sleeve, the fixed piece is fixedly connected with the front frame, the power storage spring is arranged at the periphery of the sliding rod, one end of the power storage spring is in butt joint with the sliding rod, the other end of the power storage spring is in butt joint with the time delay sleeve, the sliding piece is fixedly arranged at one end of the bearing plate, far away from the connecting buckle, and is arranged in the sliding groove in a sliding way;
the spraying pipe comprises a rotating sleeve and an inner lining pipe, the inner lining pipe is positioned in the rotating sleeve and is in rotating connection with the rotating sleeve, the nozzle is fixedly arranged on the rotating sleeve, and a communication groove is fixedly formed in one side, close to the nozzle, of the inner lining pipe; the lining pipe is connected with the pump, one end of the rotating sleeve is provided with a micro-control motor, the micro-control motor is fixedly connected with the hanging frame, and an output shaft of the micro-control motor is fixedly connected with the rotating sleeve; the fixed travelling wheel stops advancing, and the micro-control motor controls the spraying pipe to stop spraying; the fixed travelling wheel continues to travel, and meanwhile, the micro-control motor controls the spraying pipe to continuously spray the bonding waterproof layer.
2. The deck thin-layer mat coat laying device of claim 1, wherein: two mounting plates are fixedly arranged on one side, far away from the bearing conveying belt, of the front frame, the two mounting plates are respectively located on two sides of the front frame, one side, far away from the front frame, of each mounting plate is fixedly connected with the rear frame and the hanging frame, each mounting plate is rotatably provided with a plurality of belt wheels, and the belt wheels are used for driving the crawler belt; the belt wheel is fixedly provided with a mounting shaft which is rotationally connected with the control frame.
3. The deck thin-layer mat coat laying device of claim 1, wherein: the two sides of the front frame are respectively provided with a material gathering hopper, the two material gathering hoppers are respectively hinged with the front frame, the two sides of the front frame are respectively fixedly provided with an extension rod, one end, far away from the front frame, of the extension rod is provided with a material gathering cylinder, a cylinder barrel of the material gathering cylinder is hinged with the extension rod, and a piston rod of the material gathering cylinder is hinged with the material gathering hoppers.
4. The deck thin-layer mat coat laying device of claim 1, wherein: one side of the hanger, which is far away from the rear frame, is provided with a screed plate, one side of the hanger is provided with a transmission assembly, and the transmission assembly is used for transmitting the spreading auger to rotate; the rear frame is far away from one side of the spraying pipe is fixedly provided with a mounting frame, and the mounting frame is used for mounting a driving system.
5. A method of paving a deck mat using a deck mat paving apparatus as claimed in any one of claims 1 to 4, comprising the steps of:
s1, cleaning a bridge deck; blocking the area to be constructed of the bridge deck, and cleaning;
s2, mixing the asphalt mixture; stirring asphalt and mineral powder in a stirring station to obtain an asphalt mixture, and conveying the asphalt mixture to a region to be constructed by a transport engineering truck;
s3, paving; the bonding waterproof layer and the surface wearing layer are constructed simultaneously and asynchronously, and a driving system controls the moving speed of the hanging frame, so that the laying progress of the surface wearing layer is controlled; the motor is controlled to control the fixed travelling wheel to travel, so that the spraying progress of the bonding waterproof layer is controlled;
s4, compacting; compacting the paved thin cover surface by using a steel wheel road roller;
s5, maintaining and opening the road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311157451.1A CN116892152B (en) | 2023-09-08 | 2023-09-08 | Bridge deck thin layer cover surface paving device and paving method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311157451.1A CN116892152B (en) | 2023-09-08 | 2023-09-08 | Bridge deck thin layer cover surface paving device and paving method |
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| CN116892152A CN116892152A (en) | 2023-10-17 |
| CN116892152B true CN116892152B (en) | 2023-12-19 |
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| CN202311157451.1A Active CN116892152B (en) | 2023-09-08 | 2023-09-08 | Bridge deck thin layer cover surface paving device and paving method |
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|---|---|
| CN116892152A (en) | 2023-10-17 |
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