CN115609757A - Large special construction machinery for long-life strong-embedding and extruding graded broken stone base of pavement - Google Patents
Large special construction machinery for long-life strong-embedding and extruding graded broken stone base of pavement Download PDFInfo
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- CN115609757A CN115609757A CN202211079880.7A CN202211079880A CN115609757A CN 115609757 A CN115609757 A CN 115609757A CN 202211079880 A CN202211079880 A CN 202211079880A CN 115609757 A CN115609757 A CN 115609757A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
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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
- E01C19/46—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 and placing the materials, e.g. slurry seals
- E01C19/47—Hydraulic cement concrete mixers combined with distributing means specially adapted for road building
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to a large-scale special construction machine for a long-service-life pavement forced-embedded extrusion graded broken stone base, which comprises a frame, a traveling system, a control system, a power system, a stone supply system, a batching system, a water supply and spray system, a stirring system, a paving system and a compacting system, wherein stones enter through the stone supply system and sequentially pass through the batching system, the water supply and spray system, the stirring system, the paving system and the compacting system to finish paving operation; the invention has the advantages of convenient operation and control, accurate proportioning, reduction of segregation, high working efficiency and good construction effect.
Description
Technical Field
The invention belongs to the technical field of long-life pavement construction mechanical equipment, and particularly relates to a long-life pavement strong-embedding extrusion graded broken stone base large-scale special construction machine.
Background
The flexible base long-life pavement taking the graded broken stones as the base layer is tested for decades outside roads, the technology is mature, the flexible base layer of the graded broken stones which are strongly embedded and extruded is used as a mainstream structure of the long-life pavement in China, the graded broken stones which are strongly embedded and extruded are mainly coarse aggregates which are used for more than 80 percent, the using amount of the coarse aggregates of the common graded broken stones is only about 50 percent, the conventional common paver adopts a spiral material conveyer for paving materials, the edge of the common graded broken stones is easy to be seriously separated, and the graded broken stones which are strongly embedded and extruded are high in content, so that the separation of the graded broken stones which are strongly embedded and extruded is more serious if a common paver is adopted for construction, the quality of the strongly embedded and extruded graded broken stones cannot be ensured, the grading requirement of the strongly embedded and extruded graded broken stones is high, the precise proportion of four grades of stones is required, and the common cement stabilized broken stones cannot meet the requirement of mixing.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a long-service-life large special construction machine for a strong-embedding graded broken stone base layer of a pavement, which is convenient to operate and control, accurate in proportioning, high in working efficiency and good in construction effect, and reduces segregation.
The purpose of the invention is realized as follows: the large-scale special construction machine for the long-service-life pavement forced-embedding graded broken stone base layer comprises a frame, a traveling system, a control system, a power system, a stone supply system, a batching system, a water supply and spraying system, a stirring system, a paving system and a compaction system, wherein the traveling system is arranged below the frame, a cab is arranged on the upper side of the frame, the control system is arranged in the cab, the power system is arranged in the middle of the frame, the stone supply system, the batching system and the water supply and spraying system are sequentially arranged on the upper side of the frame from left to right, and the stirring system, the paving system and the compaction system are sequentially arranged on the lower side of the water supply and spraying system;
the stone supply system is positioned on the left side of the frame and comprises a feeding hopper, a material rotating box and a storage bin, wherein a material conveying belt is arranged in the feeding hopper, scraping plates are arranged on the outer side of the material conveying belt, material guide plates are arranged on the lateral sides of the feeding hopper and hinged with the feeding hopper through hinge shafts, four groups of material rotating boxes and four groups of storage bins are arranged, discharge chutes are arranged between the feeding hopper and the material rotating box, and spiral material conveying pipes are arranged between the material rotating box and the storage bin;
the proportioning system is positioned in the middle of a vehicle frame and comprises proportioning bins and proportioning rotating drums, the proportioning bins and the proportioning rotating drums are 1-4 groups in number, the proportioning bins are cylindrical in shape, compartments are arranged in the proportioning bins, the compartments are four groups in number, a conveying pipeline is arranged between each compartment and the storage bin, a bin gate switch device is arranged at the bottom of each proportioning bin and comprises a guide rail and a bin gate plate, the guide rail is positioned at the lower side of the proportioning bin, the bin gate plate is clamped with the guide rail through a sliding block, an arc-shaped rack is arranged at the left side of the bin gate plate, a driving gear is fixedly arranged at the left side of the proportioning bin and is meshed with the arc-shaped rack, a position adjusting hydraulic cylinder is arranged between the proportioning rotating drums, a rotating shaft is arranged in the middle of the proportioning rotating drums, material receiving boxes are arranged in the proportioning rotating drums, the number of the receiving boxes is two groups, openings of the receiving boxes correspond to the compartments, a volume adjusting device is arranged at the bottom of the receiving boxes, and a conveying pipeline is arranged at the right side of the rotating drums;
the water supply and spray system is positioned on the right side of the frame and comprises a water storage tank, a water pipe, a water pump, an air compressor, a flowmeter, an atomizer and a nozzle, wherein the water pump is arranged on the left side of the water storage tank, the water pipe is arranged on the outer side of the water pump, the flowmeter is arranged on the upper side of the water pipe, the nozzle is arranged at the end part of the water pipe, and the nozzle is positioned inside the conveying pipe;
the stirring system is positioned between the batching system and the water supply and spraying system, the stirring system comprises a stirring cylinder and a stirring shaft, a material return plate is arranged on the inner side of the stirring cylinder, stirring blades are arranged on the outer side of the stirring shaft, discharge holes are formed in the lower side of the stirring cylinder, and the number of the discharge holes is two;
the spreading system is positioned below the stirring system and comprises a spray pipe and a circular gear, the spray pipe is connected with a discharge port through a connecting hose, a sliding sleeve is fixedly arranged on the lower side of the stirring cylinder, a parallel rack is arranged on the front side of the sliding sleeve, the spray pipe is fixedly connected with the parallel rack, the circular gear is arranged on the rear side of the parallel rack, the circular gear is meshed with the parallel rack, and the circular gear is fixedly connected with the stirring cylinder;
the compaction system is positioned on the right side of the paving system and comprises a plane plate, an upright plate and a compaction wheel, the upright plate is positioned on the front side and the rear side of the plane plate, the plane plate is formed by hinging an upper inclined plate and an upper flat plate, a top push plate is fixedly arranged on the upper side of the upper inclined plate, a suspension spring is arranged between the upper flat plate and the frame, the upright plate is formed by hinging a side inclined plate and a side straight plate, width hydraulic cylinders are arranged on the front side and the rear side of the side straight plate, cams are arranged on the outer sides of the top push plate, the upper flat plate and the side inclined plate, a compaction wheel shaft is arranged between the compaction wheel and the frame, and an eccentric block is arranged on the outer side of the compaction wheel.
The running system adopts a wheel type running gear and comprises a wheel shaft, a wheel hub and a tire.
The control system comprises a control element, control software and an operating switch.
The power system comprises an electric motor, the electric motor is connected with a gearbox, the gearbox is connected with a speed-dividing box, the speed-dividing box is connected with a hydraulic pump, and the hydraulic pump is connected with a hydraulic motor.
The material guide plate is internally provided with a telescopic plate, a telescopic hydraulic cylinder is arranged on the upper side of the material guide plate, and a piston rod in the telescopic hydraulic cylinder is fixedly connected with the telescopic plate.
The sizes of stones placed in the material transferring box, the material storage bin and the separation room are respectively 0-5mm, 5-10mm, 10-20mm and 20-30mm.
The volume adjusting device comprises a sliding column and a positioning plate, a cover plate is arranged at the lower end of the sliding column, a screw rod is arranged in the middle of the cover plate and is in threaded connection with the cover plate, a top plate and a handle are respectively arranged at the upper end and the lower end of the screw rod, the sliding column penetrates through the positioning plate, a limiting block is fixedly arranged on the outer side of the sliding column, a limiting spring is arranged between the limiting block and the positioning plate, and a protective sleeve is arranged on the outer side of the limiting spring.
The invention has the beneficial effects that: when the device is used, the traveling system can be controlled by the control system in the cab, the frame is driven to move, stones with different sizes are put into the feed hopper in batches, the position of the material guide plate is adjusted, stones with different sizes are respectively put into different material rotating boxes through the discharge chutes by the material conveying belts and then are conveyed to corresponding storage bins by the spiral material conveying pipes so as to be used subsequently, the proportioning bins and the proportioning rotating cylinders are fixed on the upper side of the frame, the storage bins are connected with the proportioning bins by the material conveying pipes, four compartments are arranged in the proportioning bins and respectively correspond to the four storage bins, the bottom of the proportioning bins is provided with a bin gate switch device which can control the opening and closing of the proportioning bins, the bin gate plate is connected with the guide rails by slide blocks, the slide blocks can move along the guide rails, the bin gate plate is fixedly connected with the arc-shaped racks, the arc-shaped racks can be driven to move by the rotation of the drive gear, the material door plate is further driven to open and close the proportioning bin, the volume of a material receiving box in the proportioning rotating drum can be adjusted through a volume adjusting device, the dosage proportion of four kinds of stones can be further adjusted, the proportioned stones are conveyed to the inside of a stirring cylinder through a conveying pipe, a water storage tank accurately sprays water to the stones through a water pipe and a nozzle, the compaction of the mixture can be guaranteed only when the forcibly embedded and extruded graded broken stone mixture is at the optimal water content, different numbers of stirring cylinders can be arranged according to different paving widths, the stirring shaft drives stirring blades to stir the mixture, the stirred mixture flows out through a discharge port and then flows to a spray pipe through a connecting hose to be sprayed out, parallel racks can be driven to move through a circular gear, the spray pipe is further driven to pave, finally, the compaction can be carried out through a compaction system, the mixture enters a plane plate and an upright plate, the distance between the side straight plates is adjusted through a width hydraulic cylinder, and the paving width can be adjusted, the cam can drive the plane plate and the side inclined plate to approach to the middle part by rotating, so that the mixture is compacted, and the compaction wheel can compact the mixture.
Drawings
FIG. 1 is an overall structure diagram of a large-scale special construction machine with a long-service-life pavement strong-embedding-extrusion graded broken stone base layer.
FIG. 2 is a top view of the inside of a feed hopper of the large special construction machine for the long-life pavement strongly-embedded graded broken stone base layer.
FIG. 3 is a front view of a material guide plate of a large-scale special construction machine for a long-life pavement strongly-embedded and extruded graded broken stone base layer.
FIG. 4 is a structural diagram of a proportioning bin and a proportioning rotary drum of the large-scale special construction machine for the long-service-life pavement strong-embedding extrusion graded broken stone base.
FIG. 5 is a top view of a proportioning bin of the large-scale special construction machine for the long-life pavement strongly-embedded and extruded graded broken stone base layer.
Fig. 6 is an internal structure view of a proportioning rotary drum of the large-scale special construction machine for the long-service-life pavement strong-embedding graded broken stone base.
FIG. 7 is a structural diagram of a volume adjusting device of a large-scale special construction machine for a long-life pavement strongly-embedded graded broken stone base layer.
FIG. 8 is a front view of a water supply and spraying system of a large special construction machine with a long-life pavement strong-embedding-extrusion graded broken stone base layer.
FIG. 9 is a side view structural diagram of the inside of a mixing tank of a large-scale special construction machine for a long-life pavement strongly-embedded graded broken stone base layer.
FIG. 10 is a rear view of a parallel rack of a large special construction machine for a long-life strong-embedding graded broken stone base of a pavement.
FIG. 11 is a front view of the internal structure of the compaction system of the large special construction machine for the long-life strong-embedding graded broken stone base of the pavement.
FIG. 12 is a top view of a compaction system of a large special construction machine for a long-life pavement strongly-embedded graded broken stone base layer.
In the figure: 1. the device comprises a frame 2, a traveling system 3, a control system 4, a power system 5, a stone supply system 6, a batching system 7, a water supply and spray system 8, a stirring system 9, a paving system 10, a compaction system 11, a cab 12, a feed hopper 13, a material rotating box 14, a storage bin 15, a material conveying belt 16, a scraper 17, a material guide plate 18, a telescopic plate 19, a telescopic hydraulic cylinder 20, a hinge shaft 21, a discharge chute 22, a spiral material conveying pipe 23, a proportioning bin 24, a proportioning rotating cylinder 25, a compartment 26, a material conveying pipe 27, a positioning hydraulic cylinder 28, a material door switch device 29, a guide rail 30, a material door plate 31, a driving gear 32, an arc-shaped rack 33, a slide block 34, a rotating shaft 35, a material receiving box 36, a volume adjusting device 37, a water spraying device 7 the device comprises a sliding column 38, a cover plate 39, a screw 40, a handle 41, a top plate 42, a limiting block 43, a limiting spring 44, an adjusting plate 45, a protective cylinder 46, a water storage tank 47, a water pipe 48, a water pump 49, an air compressor 50, a flow meter 51, an atomizer 52, a nozzle 53, a conveying pipe 54, a stirring cylinder 55, a stirring shaft 56, a material returning plate 57, a stirring blade 58, a discharge port 59, a spraying pipe 60, a connecting hose 61, a circular gear 62, a sliding sleeve 63, a parallel rack 64, a plane plate 65, an upright plate 66, a compaction wheel 67, an upper inclined plate 68, an upper flat plate 69, a side straight plate 70, a side inclined plate 71, a suspension spring 72, a pushing plate 73, a cam 74, a width hydraulic cylinder 75, a compaction wheel shaft 76 and an eccentric block.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-12, the large-scale special construction machine for the long-life pavement forced-embedding graded broken stone base layer comprises a frame 1, a traveling system 2, a control system 3, a power system 4, a stone material supply system 5, a batching system 6, a water supply and spraying system 7, a stirring system 8, a paving system 9 and a compacting system 10, wherein the traveling system 2 is arranged below the frame 1, a cab 11 is arranged on the upper side of the frame 1, the control system 3 is arranged in the cab 11, the power system 4 is arranged in the middle of the frame 1, the stone material supply system 5, the batching system 6 and the water supply and spraying system 7 are sequentially arranged on the upper side of the frame 1 from left to right, and the stirring system 8, the paving system 9 and the compacting system 10 are sequentially arranged on the lower side of the water supply and spraying system 7;
the stone supply system 5 is positioned on the left side of the frame, the stone supply system 5 comprises a feed hopper 12, a material transfer box 13 and a storage bin 14, a material transfer belt 15 is arranged inside the feed hopper 12, scraping plates 16 are arranged on the outer side of the material transfer belt 15, material guide plates 17 are arranged on the lateral sides of the feed hopper 12, the material guide plates 17 are hinged with the feed hopper 12 through hinge shafts 20, four groups of material transfer boxes 13 and four groups of storage bins 14 are arranged, discharge chutes 21 are arranged between the feed hopper 12 and the material transfer box 13, and spiral material transfer pipes 22 are arranged between the material transfer box 13 and the storage bin 14;
the proportioning system 6 is positioned in the middle of the vehicle frame 1, the proportioning system 6 comprises proportioning bins 23 and proportioning rotating cylinders 24, the proportioning bins 23 and the proportioning rotating cylinders 24 are 1-4 groups, the proportioning bins 23 are cylindrical, compartments 25 are arranged in the proportioning bins 23, the compartments 25 are four groups, a feed delivery pipe 26 is arranged between the compartments 25 and the storage bin 14, a bin gate switch device 28 is arranged at the bottom of the proportioning bin 23, the bin gate switch device 28 comprises a guide rail 29 and a bin gate plate 30, the guide rail 29 is positioned at the lower side of the proportioning bin 23, the bin gate plate 30 is clamped with the guide rail 29 through a slide block 33, an arc-shaped rack 32 is arranged at the left side of the bin gate plate 30, a drive gear 31 is fixedly arranged at the left side of the proportioning bin 23, the drive gear 31 is meshed with the arc-shaped rack 32, a position adjusting hydraulic cylinder 27 is arranged between the proportioning rotating cylinders 24, a rotating shaft 34 is arranged in the middle of the proportioning rotating cylinder 24, a material receiving box 35 is arranged in the proportioning bin 24, the number of the material receiving boxes 35 is two groups, openings of the material receiving boxes 35 are arranged at the right side of the proportioning rotating cylinder 24, and the volume adjusting device is provided with the rotating cylinder 53;
the water supply and spray system 7 is positioned on the right side of the frame 1, the water supply and spray system 7 comprises a water storage tank 46, a water pipe 47, a water pump 48, an air compressor 49, a flow meter 50, an atomizer 51 and a nozzle 52, the water pump 48 is arranged on the left side of the water storage tank 46, the water pipe 47 is arranged on the outer side of the water pump 48, the flow meter 50 is arranged on the upper side of the water pipe 47, the end part of the water pipe 47 is provided with the nozzle 52, and the nozzle 52 is positioned inside a conveying pipe 53;
the stirring system 8 is positioned between the batching system 6 and the water supply and spraying system 7, the stirring system 8 comprises a stirring cylinder 54 and a stirring shaft 55, a material return plate 56 is arranged on the inner side of the stirring cylinder 54, stirring blades 57 are arranged on the outer side of the stirring shaft 55, discharge holes 58 are arranged on the lower side of the stirring cylinder 54, and the number of the discharge holes 58 is two;
the paving system 9 is positioned below the stirring system 8, the paving system 9 comprises a spray pipe 59 and a circular gear 61, the spray pipe 59 is connected with a discharge port 58 through a connecting hose 60, a sliding sleeve 62 is fixedly arranged on the lower side of the stirring cylinder 54, a parallel rack 63 is arranged on the front side of the sliding sleeve 62, the spray pipe 59 is fixedly connected with the parallel rack 63, the circular gear 61 is arranged on the rear side of the parallel rack 63, the circular gear 61 is meshed with the parallel rack 63, and the circular gear 61 is fixedly connected with the stirring cylinder 54;
the compacting system 10 is located on the right side of the paving system 9, the compacting system 10 comprises a plane plate 64, an upright plate 65 and a compacting wheel 66, the upright plate 65 is located on the front side and the rear side of the plane plate 64, the plane plate 64 is formed by hinging an upper inclined plate 67 and an upper flat plate 68, a pushing plate 72 is fixedly arranged on the upper side of the upper inclined plate 67, a suspension spring 71 is arranged between the upper flat plate 68 and the frame 1, the upright plate 65 is formed by hinging a side inclined plate 70 and a side straight plate 69, width hydraulic cylinders 74 are arranged on the front side and the rear side of the side straight plate 69, cams 73 are arranged on the outer sides of the pushing plate 72, the upper flat plate 68 and the side inclined plate 70, a compacting wheel shaft 75 is arranged between the compacting wheel 66 and the frame 1, and an eccentric block 76 is arranged on the outer side of the compacting wheel 66.
When the invention is used, the traveling system 2 can be controlled by the control system 3 in the cab 11, so as to drive the vehicle frame 1 to move, stones with different sizes are put into the feed hopper 12 in batches, the position of the material guide plate 17 is adjusted, stones with different sizes are put into the different material rotating boxes 13 through the discharging chutes 21 through the material conveying belts 15, and then the stones are transported to the corresponding storage bins 14 through the spiral material conveying pipes 22 for subsequent use, the proportioning bins 23 and the proportioning rotating cylinders 24 are fixed on the upper side of the vehicle frame 1, the storage bins 14 are connected with the proportioning bins 23 through the material conveying pipes 26, four compartments 25 are arranged in the proportioning bins 23 and respectively correspond to the four storage bins 14, the bottom of the proportioning bins 23 is provided with the bin gate switch device 28, the gate switch device 28 can control the opening and closing of the proportioning bins 23, the gate plate 30 is connected with the guide rail 29 through the slide block 33, the slide block 33 can move along the guide rail 29, the gate plate 30 is fixedly connected with the arc-shaped rack 32, the driving gear 31 rotates to drive the arc-shaped rack 32 to move, so as to drive the material door plate 30 to open and close the proportioning bin 23, the volume of the material receiving box 35 in the proportioning rotating cylinder 24 can be adjusted through the volume adjusting device 36, so as to adjust the dosage proportion of four stones, the stones which are proportioned are conveyed to the inside of the stirring cylinder 54 through the conveying pipe 53, the water storage tank 46 accurately sprays water to the stones through the water pipe 47 and the nozzle 52, the mixture is compacted only when the strong-embedding graded broken stone mixture is at the optimal water content, different quantities of stirring cylinders 54 can be arranged according to different paving widths, the stirring shaft 55 drives the stirring blades 57 to stir the mixture, the stirred mixture flows out through the discharge port 58 and flows to the spraying pipe 59 through the connecting hose 60 to be sprayed out, the circular gear 61 can drive the parallel rack 63 to move, and further drive the spraying pipe 59 to pave, finally, the compaction system 10 can be used for compacting, the mixture enters the plane plate 64 and the vertical plate 65, the distance between the side straight plates 69 is adjusted through the width hydraulic cylinder 74, the paving width can be adjusted, the cam 73 can rotate to drive the plane plate 64 and the side inclined plate 70 to approach to the middle part, the mixture is compacted, and the compaction wheel 66 can compact the mixture.
Example 2
As shown in fig. 1-12, the large-scale special construction machine for the long-life pavement forced-embedding graded broken stone base layer comprises a frame 1, a traveling system 2, a control system 3, a power system 4, a stone material supply system 5, a batching system 6, a water supply and spraying system 7, a stirring system 8, a paving system 9 and a compacting system 10, wherein the traveling system 2 is arranged below the frame 1, a cab 11 is arranged on the upper side of the frame 1, the control system 3 is arranged in the cab 11, the power system 4 is arranged in the middle of the frame 1, the stone material supply system 5, the batching system 6 and the water supply and spraying system 7 are sequentially arranged on the upper side of the frame 1 from left to right, and the stirring system 8, the paving system 9 and the compacting system 10 are sequentially arranged on the lower side of the water supply and spraying system 7;
the stone supply system 5 is positioned on the left side of the frame, the stone supply system 5 comprises a feed hopper 12, a material transfer box 13 and a storage bin 14, a material transfer belt 15 is arranged inside the feed hopper 12, scraping plates 16 are arranged on the outer side of the material transfer belt 15, material guide plates 17 are arranged on the lateral sides of the feed hopper 12, the material guide plates 17 are hinged with the feed hopper 12 through hinge shafts 20, four groups of material transfer boxes 13 and four groups of storage bins 14 are arranged, discharge chutes 21 are arranged between the feed hopper 12 and the material transfer box 13, and spiral material transfer pipes 22 are arranged between the material transfer box 13 and the storage bin 14;
the proportioning system 6 is positioned in the middle of the vehicle frame 1, the proportioning system 6 comprises proportioning bins 23 and proportioning rotating cylinders 24, the proportioning bins 23 and the proportioning rotating cylinders 24 are 1-4 groups, the proportioning bins 23 are cylindrical, compartments 25 are arranged in the proportioning bins 23, the compartments 25 are four groups, a feed delivery pipe 26 is arranged between the compartments 25 and the storage bin 14, a bin gate switch device 28 is arranged at the bottom of the proportioning bin 23, the bin gate switch device 28 comprises a guide rail 29 and a bin gate plate 30, the guide rail 29 is positioned at the lower side of the proportioning bin 23, the bin gate plate 30 is clamped with the guide rail 29 through a slide block 33, an arc-shaped rack 32 is arranged at the left side of the bin gate plate 30, a drive gear 31 is fixedly arranged at the left side of the proportioning bin 23, the drive gear 31 is meshed with the arc-shaped rack 32, a position adjusting hydraulic cylinder 27 is arranged between the proportioning rotating cylinders 24, a rotating shaft 34 is arranged in the middle of the proportioning rotating cylinder 24, a material receiving box 35 is arranged in the proportioning bin 24, the number of the material receiving boxes 35 is two groups, openings of the material receiving boxes 35 are arranged at the right side of the proportioning rotating cylinder 24, and the volume adjusting device is provided with the rotating cylinder 53;
the water supply and spray system 7 is positioned on the right side of the frame 1, the water supply and spray system 7 comprises a water storage tank 46, a water pipe 47, a water pump 48, an air compressor 49, a flow meter 50, an atomizer 51 and a nozzle 52, the water pump 48 is arranged on the left side of the water storage tank 46, the water pipe 47 is arranged on the outer side of the water pump 48, the flow meter 50 is arranged on the upper side of the water pipe 47, the end part of the water pipe 47 is provided with the nozzle 52, and the nozzle 52 is positioned inside a conveying pipe 53;
the stirring system 8 is positioned between the batching system 6 and the water supply and spraying system 7, the stirring system 8 comprises a stirring cylinder 54 and a stirring shaft 55, a material return plate 56 is arranged on the inner side of the stirring cylinder 54, stirring blades 57 are arranged on the outer side of the stirring shaft 55, discharge holes 58 are arranged on the lower side of the stirring cylinder 54, and the number of the discharge holes 58 is two;
the paving system 9 is positioned below the stirring system 8, the paving system 9 comprises a spray pipe 59 and a circular gear 61, the spray pipe 59 is connected with a discharge port 58 through a connecting hose 60, a sliding sleeve 62 is fixedly arranged on the lower side of the stirring cylinder 54, a parallel rack 63 is arranged on the front side of the sliding sleeve 62, the spray pipe 59 is fixedly connected with the parallel rack 63, the circular gear 61 is arranged on the rear side of the parallel rack 63, the circular gear 61 is meshed with the parallel rack 63, and the circular gear 61 is fixedly connected with the stirring cylinder 54;
the compaction system 10 is positioned on the right side of the paving system 9, the compaction system 10 comprises a plane plate 64, an upright plate 65 and a compaction wheel 66, the upright plate 65 is positioned on the front side and the rear side of the plane plate 64, the plane plate 64 is formed by hinging an upper inclined plate 67 and an upper flat plate 68, a top push plate 72 is fixedly arranged on the upper side of the upper inclined plate 67, a suspension spring 71 is arranged between the upper flat plate 68 and the frame 1, the upright plate 65 is formed by hinging a side inclined plate 70 and a side straight plate 69, width hydraulic cylinders 74 are arranged on the front side and the rear side of the side straight plate 69, cams 73 are arranged on the outer sides of the top push plate 72, the upper flat plate 68 and the side inclined plate 70, a compaction wheel shaft 75 is arranged between the compaction wheel 66 and the frame 1, and an eccentric block 76 is arranged on the outer side of the compaction wheel 66.
In order to achieve better effect, the walking system 2 adopts a wheel type walking device, and the walking system 2 comprises a wheel axle, a wheel hub and a tire.
For better results, the control system 3 comprises a control element, control software and an operating switch.
In order to achieve better effect, the power system 4 comprises an electric motor, the electric motor is connected with a gearbox, the gearbox is connected with a speed-dividing box, the speed-dividing box is connected with a hydraulic pump, and the hydraulic pump is connected with a hydraulic motor.
For better effect, the inside of the material guide plate 17 is provided with a telescopic plate 18, the upper side of the material guide plate 17 is provided with a telescopic hydraulic cylinder 19, a piston rod inside the telescopic hydraulic cylinder 19 is fixedly connected with the telescopic plate 18, the piston rod can be driven to move through the telescopic hydraulic cylinder 19, the length of the telescopic plate 18 is further adjusted, and the material guide of the material guide plate 17 is facilitated.
For better effect, the stone sizes of the material transferring box 13, the material storage bin 14 and the compartment 25 are respectively 0-5mm, 5-10mm, 10-20mm and 20-30mm.
For better effect, volume adjusting device 3 include traveller 37 and positioning plate 44, traveller 37 lower extreme be provided with apron 38, apron 38 middle part be provided with screw rod 39, screw rod 39 pass through threaded connection with apron 38, screw rod 39 go up the lower both ends and be provided with roof 41 and handle 40 respectively, traveller 37 run through positioning plate 44, traveller 37 outside fixed be provided with stopper 42, stopper 42 and positioning plate 44 between be provided with spacing spring 43, the spacing spring 43 outside be provided with and protect a section of thick bamboo 45.
When the invention is used, the traveling system 2 can be controlled by the control system 3 in the cab 11, so as to drive the vehicle frame 1 to move, stones with different sizes are put into the feed hopper 12 in batches, the position of the material guide plate 17 is adjusted, stones with different sizes are respectively put into different material rotating boxes 13 through the discharge chutes 21 through the material conveying belts 15, and then the stones are transported to the corresponding storage bins 14 through the spiral material conveying pipes 22 for subsequent use, the proportioning bins 23 and the proportioning rotating drums 24 are fixed on the upper side of the vehicle frame 1, the proportioning rotating drums 24 are connected through the positioning hydraulic cylinders 27, the spacing of the proportioning rotating drums 24 can be adjusted through the positioning hydraulic cylinders 27, so as to adjust the paving width, the storage bins 14 are connected with the proportioning bins 23 through the material conveying pipes 26, four compartments 25 are arranged in the proportioning bins 23 and respectively correspond to the four storage bins 14, the material door switch devices 28 are arranged at the bottoms of the proportioning bins 23, the gate switch device 28 can control the opening and closing of the proportioning bin 23, the gate plate 30 is connected with the guide rail 29 through the slide block 33, the slide block 33 can move along the guide rail 29, the gate plate 30 is fixedly connected with the arc rack 32, the drive gear 31 rotates to drive the arc rack 32 to move, and further drive the gate plate 30 to open and close the proportioning bin 23, when the gate plate 30 leaves the bottom of the proportioning bin 23, stones in the proportioning bin 23 can freely fall down and fill the inside of the material box 35, when the gate plate 30 moves to the bottom of the proportioning bin 23, the stones in the proportioning bin 23 can stop falling down, the proportioning drum 24 is driven to rotate through the rotating shaft 34, the stones can be dumped into the conveying pipe 53, the material receiving boxes 35 are two groups, the batching speed can be effectively accelerated, the volume of the material receiving box 35 in the proportioning drum 24 can be adjusted through the volume adjusting device 36, and further the dosage proportion of the four stones can be adjusted, when the volume adjusting device 36 is used, the handle 40 is rotated anticlockwise or clockwise to drive the screw rod 39 to move upwards or downwards, the top plate 41 drives the positioning plate 44 to overcome the elasticity of the limiting spring 43 to move upwards or move downwards under the action of the elasticity, the scale marks are arranged on the outer side of the screw rod 39 to control the volume of the material box 35 conveniently, stone materials which are proportioned are conveyed into the stirring cylinder 54 through the conveying pipe 53, the water storage tank 46 accurately sprays water to the stone materials through the water pipe 47 and the nozzle 52, the mixture is compacted only when the mixture of the graded crushed stone is in the optimal water content by forced embedding and extruding, different quantities of stirring cylinders 54 can be arranged according to different paving widths, the stirring shaft 55 drives the stirring blades 57 to stir the mixture, the inclined design of the material returning plate 56 and the stirring blades 57 can ensure that the stirring effect is better, and the stirred mixture flows out through the discharge hole 58, the mixture flows to a spray pipe 59 through a connecting hose 60 to be sprayed out, a round gear 61 can drive a parallel rack 63 to move so as to drive the spray pipe 59 to pave, a paving system 9 adopts short-distance material conveying, the design length of the parallel rack 63 is 1-2m, the paving width of each connecting hose 60 is 1-2m, the mixture segregation is effectively reduced, finally the mixture can be compacted through a compacting system 10, the mixture enters a plane plate 64 and an upright plate 65, the space between straight side plates 69 is adjusted through a width hydraulic cylinder 74, the paving width can be adjusted, a cam 73 rotates to drive the plane plate 64 and an inclined side plate 70 to approach to the middle part, the mixture is compacted, a compacting wheel 66 can compact the mixture, the compacting wheel 66 generates alternating sine acting force under the action of an eccentric block 76, the mixture is compacted, and the initial compaction degree and flatness degree are improved The proportion is accurate, reduce segregation, work efficiency is high, the effectual advantage of construction.
Claims (7)
1. Large-scale special construction machinery of crowded graded broken stone basic unit is inlayed by force on long-life road surface, it includes frame, traveling system, control system, driving system, building stones supply system, feed proportioning system, water supply and sprinkler system, mixing system, paving system, compaction system, its characterized in that: the travelling system is arranged below the frame, the cab is arranged on the upper side of the frame, the control system is arranged in the cab, the power system is arranged in the middle of the frame, the stone supply system, the batching system and the water supply and spraying system are sequentially arranged on the upper side of the frame from left to right, and the stirring system, the paving system and the compacting system are sequentially arranged on the lower side of the water supply and spraying system;
the stone supply system is positioned on the left side of the frame and comprises a feeding hopper, a material rotating box and a storage bin, wherein a material conveying belt is arranged in the feeding hopper, scraping plates are arranged on the outer side of the material conveying belt, material guide plates are arranged on the lateral sides of the feeding hopper and hinged with the feeding hopper through hinge shafts, four groups of material rotating boxes and four groups of storage bins are arranged, discharge chutes are arranged between the feeding hopper and the material rotating box, and spiral material conveying pipes are arranged between the material rotating box and the storage bin;
the proportioning system is positioned in the middle of the frame and comprises proportioning bins and proportioning rotary drums, the proportioning bins and the proportioning rotary drums are 1-4 groups in number, the proportioning bins are cylindrical in shape, compartments are arranged in the proportioning bins, the compartments are four groups in number, a conveying pipeline is arranged between each compartment and the storage bin, a bin gate switch device is arranged at the bottom of each proportioning bin and comprises a guide rail and a bin gate plate, the guide rails are positioned at the lower side of the proportioning bins, the bin gate plates are clamped with the guide rails through slide blocks, arc-shaped racks are arranged at the left sides of the bin gate plates, a driving gear is fixedly arranged at the left sides of the proportioning bins and is meshed with the arc-shaped racks, a position adjusting hydraulic cylinder is arranged between the proportioning rotary drums, a rotary shaft is arranged in the middle of the proportioning rotary drums, material receiving boxes are arranged in the proportioning rotary drums, the number of the material receiving boxes is two groups, openings of the material receiving boxes correspond to the bottoms of the compartments, a volume adjusting device is arranged at the bottoms of the material receiving boxes, and a conveying pipe is arranged at the right side of the rotary drums;
the water supply and spray system is positioned on the right side of the frame and comprises a water storage tank, a water pipe, a water pump, an air compressor, a flowmeter, an atomizer and a nozzle, wherein the water pump is arranged on the left side of the water storage tank, the water pipe is arranged on the outer side of the water pump, the flowmeter is arranged on the upper side of the water pipe, the nozzle is arranged at the end part of the water pipe, and the nozzle is positioned inside the conveying pipe;
the stirring system is positioned between the batching system and the water supply and spraying system, the stirring system comprises a stirring cylinder and a stirring shaft, a material return plate is arranged on the inner side of the stirring cylinder, stirring blades are arranged on the outer side of the stirring shaft, discharge holes are formed in the lower side of the stirring cylinder, and the number of the discharge holes is two;
the spreading system is positioned below the stirring system and comprises a spray pipe and a circular gear, the spray pipe is connected with a discharge port through a connecting hose, a sliding sleeve is fixedly arranged on the lower side of the stirring cylinder, a parallel rack is arranged on the front side of the sliding sleeve, the spray pipe is fixedly connected with the parallel rack, the circular gear is arranged on the rear side of the parallel rack, the circular gear is meshed with the parallel rack, and the circular gear is fixedly connected with the stirring cylinder;
the compaction system is positioned on the right side of the paving system and comprises a plane plate, an upright plate and a compaction wheel, the upright plate is positioned on the front side and the rear side of the plane plate, the plane plate is formed by hinging an upper inclined plate and an upper flat plate, a top push plate is fixedly arranged on the upper side of the upper inclined plate, a suspension spring is arranged between the upper flat plate and the frame, the upright plate is formed by hinging a side inclined plate and a side straight plate, width hydraulic cylinders are arranged on the front side and the rear side of the side straight plate, cams are arranged on the outer sides of the top push plate, the upper flat plate and the side inclined plate, a compaction wheel shaft is arranged between the compaction wheel and the frame, and an eccentric block is arranged on the outer side of the compaction wheel.
2. The large special construction machine for the long-life pavement strongly-embedded graded broken stone base course as claimed in claim 1, characterized in that: the running system adopts a wheel type running gear and comprises a wheel shaft, a wheel hub and a tire.
3. The large special construction machine for the long-life pavement strongly-embedded graded broken stone base course as claimed in claim 1, characterized in that: the control system comprises a control element, control software and an operating switch.
4. The large special construction machine for the long-life pavement strongly-embedded graded broken stone base course as claimed in claim 1, characterized in that: the power system comprises an electric motor, the electric motor is connected with a gearbox, the gearbox is connected with a speed-dividing box, the speed-dividing box is connected with a hydraulic pump, and the hydraulic pump is connected with a hydraulic motor.
5. The long-life large-scale special construction machine for the road surface strong-embedding graded broken stone base course, as claimed in claim 1, is characterized in that: the material guide plate is internally provided with a telescopic plate, a telescopic hydraulic cylinder is arranged on the upper side of the material guide plate, and a piston rod in the telescopic hydraulic cylinder is fixedly connected with the telescopic plate.
6. The large special construction machine for the long-life pavement strongly-embedded graded broken stone base course as claimed in claim 1, characterized in that: the sizes of stones placed in the material transferring box, the material storage bin and the compartment are respectively 0-5mm, 5-10mm, 10-20mm and 20-30mm.
7. The large special construction machine for the long-life pavement strongly-embedded graded broken stone base course as claimed in claim 1, characterized in that: the volume adjusting device comprises a sliding column and a positioning plate, a cover plate is arranged at the lower end of the sliding column, a screw rod is arranged in the middle of the cover plate and is in threaded connection with the cover plate, a top plate and a handle are respectively arranged at the upper end and the lower end of the screw rod, the sliding column penetrates through the positioning plate, a limiting block is fixedly arranged on the outer side of the sliding column, a limiting spring is arranged between the limiting block and the positioning plate, and a protective sleeve is arranged on the outer side of the limiting spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211079880.7A CN115609757A (en) | 2022-09-05 | 2022-09-05 | Large special construction machinery for long-life strong-embedding and extruding graded broken stone base of pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211079880.7A CN115609757A (en) | 2022-09-05 | 2022-09-05 | Large special construction machinery for long-life strong-embedding and extruding graded broken stone base of pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115609757A true CN115609757A (en) | 2023-01-17 |
Family
ID=84859606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211079880.7A Pending CN115609757A (en) | 2022-09-05 | 2022-09-05 | Large special construction machinery for long-life strong-embedding and extruding graded broken stone base of pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115609757A (en) |
-
2022
- 2022-09-05 CN CN202211079880.7A patent/CN115609757A/en active Pending
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