CN116219843A - Roadbed filling material processing and paving device and construction method thereof - Google Patents
Roadbed filling material processing and paving device and construction method thereof Download PDFInfo
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- CN116219843A CN116219843A CN202310257377.4A CN202310257377A CN116219843A CN 116219843 A CN116219843 A CN 116219843A CN 202310257377 A CN202310257377 A CN 202310257377A CN 116219843 A CN116219843 A CN 116219843A
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- 239000000463 material Substances 0.000 title claims abstract description 84
- 238000011049 filling Methods 0.000 title claims abstract description 41
- 238000010276 construction Methods 0.000 title claims abstract description 40
- 238000012545 processing Methods 0.000 title claims abstract description 22
- 238000005056 compaction Methods 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000005096 rolling process Methods 0.000 claims description 17
- 239000000945 filler Substances 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 8
- 238000011068 loading method Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000003892 spreading Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 3
- 230000005570 vertical transmission Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000004035 construction material Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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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
- E01C19/4806—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 rollers for consolidating or finishing
- E01C19/482—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 rollers for consolidating or finishing the materials being uncoated stone or similar granular materials, e.g. sand
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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
- E01C19/02—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 preparing the materials
- E01C19/05—Crushing, pulverising or disintegrating apparatus; Aggregate screening, cleaning, drying or heating apparatus; Dust-collecting arrangements specially adapted therefor
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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
- E01C3/00—Foundations for pavings
- E01C3/003—Foundations for pavings characterised by material or composition used, e.g. waste or recycled material
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to the technical field of road construction, in particular to a roadbed filling material processing and paving device and a construction method thereof. According to the roadbed filling material processing and paving device and the construction method thereof, the construction materials are directly loaded on the compaction equipment, and then are subjected to integrated operation through crushing, material guiding, filling and discharging, so that a large amount of early-stage operations are omitted, and the construction period is shorter; the operation can be performed only through compaction equipment, no additional construction vehicle is needed, and the construction cost is greatly reduced; the raw materials with larger volume can be processed by crushing the materials, so that the filling effect and flatness are improved; the whole crushing, material conveying and filling are processed in the interior, so that the possibility of dust emission is greatly reduced, and the environmental quality of a construction position is improved.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a roadbed filling material processing and paving device and a construction method thereof.
Background
The road mainly comprises a pavement and a roadbed, the name of the roadbed is the foundation of the pavement, and the roadbed is formed by excavating or filling and compacting on the original ground. The method is divided into a filled roadbed, an excavated roadbed and a half-filled half-excavated roadbed according to the cross section form of the roadbed. The structure composition of the filled roadbed mainly comprises an original foundation, a embankment and a roadbed. Because the construction waste has small content of sundries, good uniformity and no pollution, the construction waste is a preferable raw material for roadbed filling. The existing roadbed filling materials are required to be paved in advance, then the roadbed filling materials can be used through repeated operation of a bulldozer and a land leveler, and finally the compaction equipment is used for carrying out flattening operation, so that the operation is complex, the construction period is long, a large number of construction vehicles are required, and the construction cost is high.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems in the prior art, an improved roadbed filling material processing and paving device and a construction method thereof are provided, and the problems that the existing roadbed filling material paving is complex in operation, long in construction period, needs a large number of construction vehicles and is high in construction cost are solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a road bed filling material processing laying device, includes compaction equipment body and installs at the peripheral assembly frame of press body front end rolling wheel, assembly frame upper end be equipped with leading guide mechanism through n style of calligraphy structure installation frame fixed, assembly frame upper end is located compaction equipment body one side fixed mounting and is equipped with the side direction spiral guide mechanism that is linked together with leading guide mechanism feed inlet, assembly frame upper end is located compaction equipment body opposite side fixed mounting and is equipped with the side direction storage water tank of the automatically controlled water pump of internally mounted, press body rear side fixed mounting has the rear-mounted hopper of bottom installation crushed aggregates machine, side direction spiral guide mechanism is through the fixed intercommunication of inclined guide housing and crushed aggregates machine lower extreme discharge gate.
The front material guiding mechanism comprises a transverse material discharging pipe fixed on the mounting frame, a bottom material discharging hole arranged on an opening at the lower end of the transverse material discharging pipe, an external adjusting pipe movably sleeved on the periphery of the bottom material discharging hole and a lateral adjusting motor for controlling the external adjusting pipe.
The lateral spiral guide mechanism comprises an inclined guide pipe fixed at the upper end of the assembly frame, an inner transmission shaft movably assembled in the inclined guide pipe, an integral spiral guide blade axially fixed on the outer side of the inner transmission shaft, a longitudinal transmission seat fixed at the top end of the upper side of the inclined guide pipe and a top adjusting motor fixedly assembled in the longitudinal transmission seat.
The crushing machine comprises a bottom shell fixed at the discharge hole at the lower end of the rear loading hopper, a first crushing cutter head movably assembled in the bottom shell and a second crushing cutter head arranged in a staggered mode.
The automatic crusher is characterized in that a transverse transmission seat is fixedly assembled between the bottom shell and the longitudinal transmission seat, a longitudinal transmission gear set used for connecting the top adjusting motor with an internal transmission shaft in a transmission manner is movably assembled in the longitudinal transmission seat, and a transverse transmission gear set used for connecting the top adjusting motor with the first crushed aggregates cutter head in a transmission manner is movably assembled in the transverse transmission seat.
The vertical transmission gear set comprises a first conical gear axially fixed on an adjusting shaft at the lower end of the top adjusting motor and a second conical gear axially fixed on the internal transmission shaft, the first crushing cutter head and the second crushing cutter head are composed of a transverse assembly shaft movably mounted in the bottom shell and a crushing head fixed on the transverse assembly shaft, and the transverse transmission gear set comprises a third conical gear axially fixed at the top end of one side of the first crushing cutter head and a linkage gear axially fixed at the other side of the transverse assembly shaft.
The lateral discharging hole matched with the bottom discharging hole is formed in the side wall of the external adjusting pipe, the lateral dust falling spray head is fixedly assembled on the periphery of the lateral discharging hole on the outer side face of the external adjusting pipe, and the electric control water pump is fixedly communicated with the lateral dust falling spray head through an external water guide pipe.
A construction method for processing and paving roadbed filling materials, which specifically comprises the following steps:
1. preparing a lower bearing layer, cleaning the lower bearing layer, and arranging square grids by using lime;
2. before material preparation, wetting a lower bearing layer, in the material preparation process, guiding a commander to guide building crushed aggregates into a rear charging hopper, crushing the building crushed aggregates through a crusher, guiding the building crushed aggregates into a front material guide mechanism through a lateral spiral material guide mechanism, and opening a bottom material outlet after a pressure switch on the inner side surface of the front material guide mechanism receives extrusion, so that unloading is started;
3. the laboratory detects the water content of the spreading filler, if the water content is found to be too small, water supplementing operation is carried out in the unloading process until the water content reaches the rolling requirement, and meanwhile, the occurrence of dust emission can be reduced;
4. collecting settlement of each rolling by a measuring team, and collecting the surface when the settlement is stable for two adjacent times and the value is less than 2 mm;
5. and (5) performing test section detection acceptance.
The loose thickness was 32cm.
The compaction speed of the compaction equipment body is 1.5-1.7 km/h in the first two times, and 2.0-2.5 km/h in the last few times.
The beneficial effects of the invention are as follows:
(1) According to the roadbed filling material processing and paving device and the construction method thereof, the construction materials are directly loaded on the compaction equipment, and then are subjected to integrated operation through crushing, material guiding, filling and discharging, so that a large amount of early-stage operations are omitted, and the construction period is shorter;
(2) The operation can be performed only through compaction equipment, no additional construction vehicle is needed, and the construction cost is greatly reduced;
(3) The raw materials with larger volume can be processed by crushing the materials, so that the filling effect and flatness are improved;
(4) The whole crushing, material conveying and filling are processed in the interior, so that the possibility of dust emission is greatly reduced, and the environmental quality of a construction position is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a flow chart of the construction process of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a rear view of the present invention.
FIG. 4 is a schematic view of the structure of the inside of the rear hopper in the present invention.
Fig. 5 is a schematic diagram of the structure of the transmission end of the lateral adjustment motor in the invention.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. 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 roadbed filling material processing and paving device comprises a compaction device body 1 and an assembly frame 2 arranged on the periphery of a rolling wheel at the front end of the press body 1, a front guide mechanism is fixedly arranged at the upper end of the assembly frame 2 through an n-shaped structure installation frame 3, a lateral spiral guide mechanism communicated with a feeding hole of the front guide mechanism is fixedly arranged at one side of the compaction device body 1, a lateral water storage tank 5 internally provided with an electric control water pump 4 is fixedly arranged at the other side of the compaction device body 2 at the upper end of the assembly frame 2, a rear charging hopper 6 of a bottom installation crusher is fixedly arranged at the rear side of the press body 1, and the lateral spiral guide mechanism is fixedly communicated with a discharging hole at the lower end of the crusher through an inclined guide housing 7.
The electric control water pump 4 is in the prior art and is used for discharging the water in the lateral water storage tank 5.
In order to match with the front-end discharging and then directly roll, the front-end discharging mechanism comprises a transverse discharging pipe 8 fixed on the mounting frame 3, a bottom discharging hole 9 arranged on the opening of the lower end of the transverse discharging pipe 8, an outer adjusting pipe 10 movably sleeved on the periphery of the bottom discharging hole 9 and a lateral adjusting motor 11 for controlling the outer adjusting pipe 10.
For cooperation packing and unloading, be equipped with pressure switch 111 on horizontal row material pipe 8 is kept away from lateral direction spiral guide mechanism link lateral wall, can control lateral direction accommodate motor 11 like this after the material is leading-in, lateral direction accommodate motor 11 is prior art, opens bottom bin outlet 9 and unloads through driving outside adjusting tube 10 rotation.
The pressure switch 111 and the lateral adjusting motor 11 are all in the prior art, and the lateral adjusting motor 11 drives the external adjusting pipe 10 to rotate along the transverse discharging pipe 8 through a gear, so as to control the opening and closing of the bottom discharging hole 9.
In order to match with lateral discharging and improve the stability and the guidance quality of lateral conveying, the lateral spiral material guiding mechanism comprises an inclined material guiding pipe 12 fixed at the upper end of the assembly frame 2, an inner transmission shaft 13 movably assembled in the inclined material guiding pipe 12, an integral spiral material guiding blade 14 axially fixed outside the inner transmission shaft 13, a longitudinal transmission seat 15 fixed at the top end of the upper side of the inclined material guiding pipe 12 and a top adjusting motor 16 fixedly assembled in the longitudinal transmission seat 15.
The top adjustment motor 16 is prior art for synchronously controlling the operation of the crusher and the lateral helical guide.
In order to cooperate to crush a large volume of material, the crushing machine comprises a bottom shell 17 fixed at the position of a discharge hole at the lower end of the rear loading hopper 6, a first crushing cutter head 18 movably assembled in the bottom shell 17, and a second crushing cutter head 19 arranged in a staggered manner.
For matching with internal and external transmission, a transverse transmission seat 20 is fixedly arranged between the bottom shell 17 and the longitudinal transmission seat 15, a longitudinal transmission gear set 21 for connecting the top adjusting motor 16 with the internal transmission shaft 13 in a transmission way is movably arranged in the longitudinal transmission seat 15, and a transverse transmission gear set 22 for connecting the top adjusting motor 16 with the first crushed aggregates cutter head 18 in a transmission way is movably arranged in the transverse transmission seat 20.
The first crushed aggregates cutter head 18 and the second crushed aggregates cutter head 19 which are staggered with the first crushed aggregates cutter head are synchronously driven and operated through a transverse driving gear set 22.
For coordinated control, the longitudinal driving gear set 21 comprises a first conical gear axially fixed on the lower end adjusting shaft of the top adjusting motor 16 and a second conical gear axially fixed on the inner driving shaft 13, the first crushing cutter head 18 and the second crushing cutter head 19 are respectively composed of a transverse assembling shaft movably mounted in the bottom shell 17 and a crushing cutter head fixed on the transverse assembling shaft, and the transverse driving gear set 22 comprises a third conical gear axially fixed on the top end of one side of the first crushing cutter head 18 and a linkage gear axially fixed on the other side of the transverse assembling shaft.
The top adjusting motor 16 synchronously controls the operation of the longitudinal transmission gear set 21 and the transverse transmission gear set 22, controls the operation of the crushing machine and simultaneously controls the rotation of the internal transmission shaft 13, and guides the materials in the rear charging hopper 6 into the transverse discharging pipe 8.
In order to cooperate to spray the discharge gate, promote the water content and the subsidence effect of filling material, avoid the production of raise dust, offered on the outside governing pipe 10 lateral wall with bottom bin outlet 9 matched with side discharge gate, outside governing pipe 10 lateral surface is located side discharge gate periphery fixed mounting and is had side direction dust fall shower nozzle 24, fixedly communicates through outside aqueduct 25 between automatically controlled water pump 4 and the side direction dust fall shower nozzle 24.
The electric control water pump 4 and the lateral adjusting motor 11 are controlled in a linkage way, when the lateral adjusting motor 11 starts to rotate forward, the electric control water pump 4 is started, and when the lateral adjusting motor 11 rotates reversely and resets, the electric control water pump 4 is closed. The lateral dust suppression spray head 24 is conventional.
A construction method for processing and paving roadbed filling materials, which specifically comprises the following steps:
1. preparing a lower bearing layer, cleaning the lower bearing layer, and arranging square grids by using lime;
(1) before filling the road bed of the test section, a proper amount of water is sprayed on the lower bearing layer of the test section, so that the surface of the bearing layer is wet, and the road bed is ready for filling the test section of the road bed.
(2) Restoring a central line on a roadbed of a test section, arranging edge piles on two sides of the roadbed every 20m of a road section, and properly encrypting a curve section; after leveling, the pile is marked with obvious mark to mark the designed elevation after the roadbed is virtually paved.
(3) And (5) drawing grids by using lime, and calculating the regeneration material amount of the construction waste of each grid.
2. Before material preparation, wetting a lower bearing layer, in the material preparation process, guiding a commander to guide building crushed aggregates into a rear charging hopper 6, crushing the building crushed aggregates through a crusher, guiding the building crushed aggregates into a front material guide mechanism through a lateral spiral material guide mechanism, and opening a bottom material discharge opening 9 after a pressure switch 111 on the inner side surface of the front material guide mechanism receives extrusion, so that unloading is started;
when loading, the rear loading hopper 6 presses 16m per car 3 . The square grids are laid by lime, the width of the square grids is 5m, the length of the square grids is 10m (the square grids can be adjusted according to the loading condition of the on-site vehicle), and one vehicle is poured into each square grid, so that the material of the road bed filler is ensured to meet the requirement of loose pavement thickness.
Paving
The width of the roadbed filling is constructed according to the design width of the roadbed, each side is widened by 50cm, and the compaction thickness of the wide filling part is the same as that of the roadbed.
When the filler is paved, the virtual paving thickness of the filler layer is calculated to be 32cm according to the loose paving coefficient which is set by the construction scheme of the construction waste test section, after the filler is approximately leveled by a bulldozer, the filler is leveled by manually matching with a grader through a compaction equipment body 1+, the surface is leveled, no obvious convex and concave are generated, and no large-particle-size material is mixed.
The loose pavement thickness is controlled at 32cm, the rolling speed of the road roller is controlled to be 1.5-1.7 km/h in the first two times, and 2.0-2.5 km/h in the last few times.
To further improve the compaction quality of the road bed. Compaction procedure of road roller: the compaction equipment body 1 is adopted for first rolling to stabilize the filler, the surface is smooth, and the average settlement amount is measured to be 6mm; then, the second vibration pressure (strong vibration) is finished to measure the average settlement amount of 4mm and the accumulated settlement amount of 10mm; the third time of strong vibration rolling is carried out, the average settlement amount is measured to be 3mm, and the accumulated settlement amount is measured to be 13mm; after the fourth time of strong vibration, the average settlement amount is 2mm, and the accumulated settlement amount is 15mm; the average settlement amount of the final product is 2mm after the final grinding of the fifth strong vibration is finished, and the accumulated settlement amount is 17mm; the sixth time of strong vibration rolling is finished, the sedimentation stability average sedimentation amount is 2mm, the accumulated sedimentation amount is 19mm, and the surface of the filler is flat, compact and has no obvious wheel track.
According to the principles of light weight, heavy weight, slow weight, fast speed, static motion, dynamic motion and track overlapping, the straight line section is rolled from two sides to the center of the roadbed, the curve section is rolled from the inner side to the outer side of the curve, each time the rolling track overlaps one third of the wheel width (the overlapping between rows is 0.4-0.5 m), the compaction routes are parallel to each other in the longitudinal direction of the wheel rolling, the rolling is repeated, and the front and rear adjacent sections should overlap by 1.0-1.5 m. The driving speed of the compaction equipment body 1 is 1.5-1.7 km/h for the first two times, 2.0-2.5 km/h for the second several times, the amplitude is not less than 2mm, and the vibration frequency of the road roller is about 30 Hz.
3. The laboratory detects the water content of the spreading filler, if the water content is found to be too small, water supplementing operation is carried out in the unloading process until the water content reaches the rolling requirement, and meanwhile, the occurrence of dust emission can be reduced;
4. collecting settlement of each rolling by a measuring team, and collecting the surface when the settlement is stable for two adjacent times and the value is less than 2 mm;
5. performing test section detection acceptance;
1. entity detection
After the construction waste reclaimed materials are filled into the roadbed for rolling and forming, detection and acceptance are carried out according to the standard requirements, and various performance indexes of the roadbed width, thickness and flatness meet the design requirements.
2. Appearance inspection
The surface of the rolled roadbed is flat and compact, the side lines are neat, loose and obvious wheel tracks are avoided.
According to the roadbed filling material processing and paving device and the construction method thereof, the construction materials are directly loaded on the compaction equipment, and then are subjected to integrated operation through crushing, material guiding, filling and discharging, so that a large amount of early-stage operations are omitted, and the construction period is shorter; the operation can be performed only through compaction equipment, no additional construction vehicle is needed, and the construction cost is greatly reduced; the raw materials with larger volume can be processed by crushing the materials, so that the filling effect and flatness are improved; the whole crushing, material conveying and filling are processed in the interior, so that the possibility of dust emission is greatly reduced, and the environmental quality of a construction position is improved.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. The utility model provides a road bed filling material processing laying device, includes compaction equipment body (1) and installs at press machine body (1) front end rolling wheel outlying assembly frame (2), characterized by: the automatic feeding device is characterized in that a front-mounted material guiding mechanism is fixedly assembled at the upper end of the assembly frame (2) through an n-shaped structure mounting frame (3), a lateral spiral material guiding mechanism communicated with a feeding hole of the front-mounted material guiding mechanism is fixedly assembled at one side of the compaction device body (1), a lateral water storage tank (5) with an electric control water pump (4) installed internally is fixedly assembled at the other side of the compaction device body (1) at the upper end of the assembly frame (2), a rear-mounted material charging hopper (6) of a bottom-mounted material crusher is fixedly assembled at the rear side of the press body (1), and the lateral spiral material guiding mechanism is fixedly communicated with a discharging hole at the lower end of the material crusher through an inclined material guiding cover shell (7).
2. The subgrade filling material processing and paving device according to claim 1, wherein: the front-mounted material guiding mechanism comprises a transverse material discharging pipe (8) fixed on the mounting frame (3), a bottom material discharging opening (9) arranged on the lower end opening of the transverse material discharging pipe (8), an external adjusting pipe (10) movably sleeved on the periphery of the bottom material discharging opening (9) and a lateral adjusting motor (11) for controlling the external adjusting pipe (10).
3. The subgrade filling material processing and paving device according to claim 1, wherein: the lateral spiral guide mechanism comprises an inclined guide pipe (12) fixed at the upper end of the assembly frame (2), an inner transmission shaft (13) movably assembled in the inclined guide pipe (12), an integral spiral guide blade (14) axially fixed on the outer side of the inner transmission shaft (13), a longitudinal transmission seat (15) fixed at the top end of the upper side of the inclined guide pipe (12) and a top adjusting motor (16) fixedly assembled in the longitudinal transmission seat (15).
4. A subgrade filling material processing and paving device as set forth in claim 3, wherein: the crushing machine comprises a bottom shell (17) fixed at the discharge hole at the lower end of the rear loading hopper (6), a first crushing cutter head (18) movably assembled in the bottom shell (17) and a second crushing cutter head (19) arranged in a staggered mode.
5. The roadbed filling material processing and paving device according to claim 4, wherein: the automatic crusher is characterized in that a transverse transmission seat (20) is fixedly assembled between the bottom shell (17) and the longitudinal transmission seat (15), a longitudinal transmission gear set (21) for connecting the top adjusting motor (16) and the internal transmission shaft in a transmission manner is movably assembled in the longitudinal transmission seat (15), and a transverse transmission gear set (22) for connecting the top adjusting motor (16) and the first crushed aggregates cutter head in a transmission manner is movably assembled in the transverse transmission seat (20).
6. The roadbed filling material processing and paving device according to claim 5, wherein: the vertical transmission gear set (21) comprises a first conical gear axially fixed on a lower end adjusting shaft of the top adjusting motor (16) and a second conical gear axially fixed on an internal transmission shaft, the first crushing cutter head (18) and the second crushing cutter head (19) are composed of a transverse assembling shaft movably mounted inside a bottom shell (17) and a crushing cutter head fixed on the transverse assembling shaft, and the transverse transmission gear set (22) comprises a third conical gear axially fixed on the top end of one side of the first crushing cutter head (18) and a linkage gear axially fixed on the other side of the transverse assembling shaft.
7. The subgrade filling material processing and paving device according to claim 2, wherein: lateral discharge holes matched with the bottom discharge holes (9) are formed in the side walls of the outer adjusting pipes (10), lateral dust falling spray heads (24) are fixedly assembled on the outer peripheries of the lateral discharge holes on the outer side faces of the outer adjusting pipes (10), and the electric control water pump (4) is fixedly communicated with the lateral dust falling spray heads (24) through an outer water guide pipe (25).
8. A construction method for processing and paving roadbed filling materials, which specifically comprises the following steps:
1. preparing a lower bearing layer, cleaning the lower bearing layer, and arranging square grids by using lime;
2. before material preparation, wetting a lower bearing layer, in the material preparation process, guiding a commander to guide building crushed aggregates into a rear charging hopper (6), crushing the building crushed aggregates through a crusher, guiding the building crushed aggregates into a front-mounted material guide mechanism through a lateral spiral material guide mechanism, and opening a bottom material outlet after receiving extrusion by a pressure switch (111) on the inner side surface of the front-mounted material guide mechanism, so that unloading is started;
3. the laboratory detects the water content of the spreading filler, if the water content is found to be too small, water supplementing operation is carried out in the unloading process until the water content reaches the rolling requirement, and meanwhile, the occurrence of dust emission can be reduced;
4. collecting settlement of each rolling by a measuring team, and collecting the surface when the settlement is stable for two adjacent times and the value is less than 2 mm;
5. and (5) performing test section detection acceptance.
9. The construction method for processing and paving the roadbed filling material according to claim 8, which is characterized in that: the loose thickness was 32cm.
10. The construction method for processing and paving the roadbed filling material according to claim 8, which is characterized in that: the compaction speed of the compaction equipment body (1) is 1.5-1.7 km/h for the first two times, and 2.0-2.5 km/h for the last few times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310257377.4A CN116219843A (en) | 2023-03-16 | 2023-03-16 | Roadbed filling material processing and paving device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310257377.4A CN116219843A (en) | 2023-03-16 | 2023-03-16 | Roadbed filling material processing and paving device and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116219843A true CN116219843A (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310257377.4A Pending CN116219843A (en) | 2023-03-16 | 2023-03-16 | Roadbed filling material processing and paving device and construction method thereof |
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| Country | Link |
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| CN (1) | CN116219843A (en) |
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| EP2400059A2 (en) * | 2010-06-25 | 2011-12-28 | Dynapac GmbH | Method for producing a road surface, feeder, road finisher and paving train |
| CN207159762U (en) * | 2017-08-31 | 2018-03-30 | 平舆县金利机械有限公司 | A kind of cement mortar fabric construction of pitching laydown machine |
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| CN215441300U (en) * | 2021-07-06 | 2022-01-07 | 武嘉斌 | Municipal works road laying device |
| CN216275135U (en) * | 2021-12-02 | 2022-04-12 | 靖远煤业工程勘察设计有限公司 | Lime improvement gangue roadbed construction stirring-paving-compacting all-in-one machine |
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