CN111395116A - Concrete paver - Google Patents
Concrete paver Download PDFInfo
- Publication number
- CN111395116A CN111395116A CN201910116232.6A CN201910116232A CN111395116A CN 111395116 A CN111395116 A CN 111395116A CN 201910116232 A CN201910116232 A CN 201910116232A CN 111395116 A CN111395116 A CN 111395116A
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- Prior art keywords
- concrete
- distributing
- frame
- vibrating
- cutting
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- 230000007246 mechanism Effects 0.000 claims abstract description 108
- 238000005520 cutting process Methods 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 59
- 239000000945 filler Substances 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 239000004568 cement Substances 0.000 claims abstract description 12
- 239000002002 slurry Substances 0.000 claims abstract description 11
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 5
- 230000000670 limiting effect Effects 0.000 claims description 47
- 238000000227 grinding Methods 0.000 claims description 4
- 238000003892 spreading Methods 0.000 claims description 4
- 230000007480 spreading Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000009933 burial Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 description 19
- 238000012856 packing Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 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
- E01C19/4833—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 tamping or vibrating means for consolidating or finishing, e.g. immersed vibrators, with or without non-vibratory or non-percussive pressing or smoothing means
- E01C19/4853—Apparatus designed for railless operation, e.g. crawler-mounted, provided with portable trackway arrangements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a concrete paver, which comprises a vehicle body, wherein the front end of the vehicle body is provided with a hopper and a conveying belt, and the rear end of the vehicle body is provided with a concrete paving mechanism; the concrete paving mechanism comprises a rack, and a guniting vibrating mechanism, a material distributing flattening mechanism and an expansion joint cutting mechanism are sequentially arranged on the rack from front to back; the conveying belt conveys concrete to be paved to the material distributing and flattening mechanism, and the slurry spraying and vibrating mechanism sprays cement slurry on a pavement to be paved; the material-distributing flattening mechanism spreads the concrete on the road surface sprayed with the cement paste, the cement-spraying vibrating structure vibrates the spread concrete, and then the material-distributing flattening mechanism flattens the vibrated concrete; and the expansion joint cutting mechanism cuts the expanded joint of the flattened concrete and puts filler into the expanded joint. The concrete paver of the invention integrates the working procedures of feeding, guniting, uniformly mixing, flattening, expansion joint cutting and the like, has compact structure and is suitable for concrete paving of various wide and narrow pavements.
Description
Technical Field
The invention belongs to the field of special equipment for road construction, and particularly relates to a concrete paver.
Background
When a concrete foundation is laid on a road, a pile of concrete is often required to be uniformly raked and paved on the road surface, and two modes are generally adopted in the paving process, wherein one mode is manual raking construction operation, but the mode has the defects of large manpower requirement, high labor intensity, poor paving uniformity, uneven pavement concrete density, slow construction progress, low efficiency and the like; the other mode is to adopt a large cement concrete paver to operate, but the existing paver has high price, large investment and high transportation cost, which leads to the great increase of the engineering cost. The existing concrete paver mainly focuses on secondarily paving stacked materials at the rear part, the concrete paver is large in size and high in manufacturing cost, is not suitable for flexible use of small-sized engineering, and meanwhile, the paving part at the rear part has a single function in actual use and cannot meet the multifunctional and automatic use requirements in actual engineering use.
Disclosure of Invention
Aiming at the defects and shortcomings in the prior art, the invention provides the concrete paver which is particularly suitable for paving concrete in the road construction process, and has the advantages of reasonable structure and comprehensive functions.
The technical scheme adopted by the invention is as follows:
a concrete paver comprises a vehicle body, wherein the front end of the vehicle body is provided with a hopper and a conveying belt, and the rear end of the vehicle body is provided with a concrete paving mechanism;
the concrete paving mechanism comprises a rack, and a guniting vibrating mechanism, a material distributing flattening mechanism and an expansion joint cutting mechanism are sequentially arranged on the rack from front to back;
the slurry spraying vibration mechanism sprays cement slurry on a pavement to be paved, and the conveying belt conveys concrete to be paved to the material distributing flattening mechanism;
the material-distributing flattening mechanism spreads the concrete on the road surface sprayed with the cement paste, the cement-spraying vibrating mechanism vibrates the spread concrete, and then the material-distributing flattening mechanism flattens the vibrated concrete;
and the expansion joint cutting mechanism cuts the expanded joint of the flattened concrete and puts filler into the expanded joint.
Optionally, the expansion joint cutting mechanism comprises a limiting frame, a cutting knife assembly is suspended in the limiting frame, a material pushing assembly is buried in the limiting frame, and the material pushing assembly pushes the filler to the cutting knife assembly to achieve expansion joint cutting and simultaneously bury the filler.
Optionally, the cutting knife assembly comprises a cutting knife and a cutting knife control oil cylinder, the cutting knife comprises a knife handle, a knife head is installed on the knife handle, and a knife platform is arranged at the installation position of the knife head and the knife handle.
Optionally, the limiting frame comprises a frame body with a cavity, and a first limiting body and a second limiting body which form a limiting seam are arranged at the bottom of the frame body.
Optionally, the cutter assembly is further connected with a crank-link mechanism.
Optionally, the pushing assembly includes a push plate cylinder and a push plate arranged at an end of the push plate cylinder.
Optionally, the device further comprises a second control oil cylinder, and the second control oil cylinder suspends the limiting frame on the rack.
Optionally, the material distributing and flattening mechanism at least comprises a frame, and a spiral material distributor and a pressure rod are sequentially arranged in the frame from front to back.
Optionally, the material distribution flattening mechanism comprises a first material distribution flattening mechanism, and a second material distribution flattening mechanism and a third material distribution flattening mechanism which are movable and telescopic are arranged laterally and/or backwards of the first material distribution flattening mechanism.
Optionally, the guniting vibrating mechanism comprises a guniting mixing part and a vibrating part which are sequentially arranged from front to back, and a guniting head is arranged on the guniting mixing part; the vibrating end of the vibrating piece is positioned below the material distributing and flattening mechanism.
The frame on still set up the abrasive disc, the abrasive disc is located the expansion joint cutting mechanism back.
The invention has the advantages that:
the concrete paver of the invention integrates the procedures of feeding, guniting, uniformly mixing, flattening, expansion joint cutting and the like, really realizes the design purpose of automatically paving concrete, has compact structure, is suitable for concrete paving of various wide and narrow pavements, and is particularly suitable for paving permeable concrete.
Drawings
FIG. 1 is a top view of the overall construction of a concrete paver of the present invention;
FIG. 2 is a front view of a paving mechanism at the rear end of the concrete paver of the present invention;
FIG. 3 is an enlarged view of the expansion joint cutting mechanism shown in FIG. 2;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;
FIG. 5 is an enlarged view of the cutting blade;
the reference numerals in the figures denote:
1-slurry spraying vibrating mechanism, 11-slurry spraying mixing part, 12-vibrating part, 13-slurry spraying head, 2-material distribution flattening mechanism, 21-first material distribution flattening mechanism, 211-first spiral material distributor, 212-first roll shaft, 22-second material distribution flattening mechanism, 221-second spiral material distributor, 222-second roll shaft, 23-third material distribution flattening mechanism, 231-third spiral material distributor, 232-third roll shaft, 24-first control oil cylinder, 25-first guide rod, 3-expansion joint cutting mechanism, 30-first limiting body, 31-second limiting body, 32-cutting knife, 321-knife handle, 322-knife platform, 323-knife head, 33-cutting knife control oil cylinder, 34-crank connecting rod mechanism, 35-second guide rod 36-second control oil cylinder, 37-push plate, 38-push plate oil cylinder, 39-filler, 4-grinding disc, 5-vehicle body, 6-hopper, 7-conveying belt, 8-frame and 9-engine;
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings, in which like reference numerals refer to like parts throughout.
For simplicity and clarity of description, the invention will be described below by describing several representative embodiments. Numerous details of the embodiments are set forth to provide an understanding of the principles of the invention. It will be apparent, however, that the invention may be practiced without these specific details. Some embodiments are not described in detail, but rather are merely provided as frameworks, in order to avoid unnecessarily obscuring aspects of the invention. Hereinafter, "including" means "including but not limited to", "according to … …" means "at least according to … …, but not limited to … … only". In view of the language convention of chinese, the following description, when it does not specifically state the number of a component, means that the component may be one or more, or may be understood as at least one.
In the present disclosure, the use of directional terms such as "upper, lower, left, right, front, and rear" generally means forward, rearward, above, below, left, and right with respect to the driver in the vehicle traveling direction, unless otherwise specified.
With reference to fig. 1-5, the concrete spreader of the present invention includes a vehicle body 5, a hopper 6 and a material conveying belt 7 are disposed at the front end of the vehicle body 5, for example, the hopper 6 is a bucket-shaped container, two sides of the container can be connected to hydraulic cylinders to control the elevation of the hopper, one side of the hopper 6 connected to the material conveying belt 7 is an opening structure, the material conveying belt 7 can be a material conveying belt made of rubber, the rubber material is not adhered to the conveyed concrete material, and the later cleaning and treatment are convenient;
the rear end of the vehicle body 5 is provided with a concrete paving mechanism, and the vehicle body 5 is also provided with an engine 9 for providing power for the advancing of the paver; the concrete paving mechanism comprises a frame 8, the concrete paving mechanism comprises the frame 8, for example, the frame 8 is usually provided with a frame body structure commonly used in large-scale machinery, for example, a steel frame, which can be in the form of a steel frame beam, and the frame 8 is sequentially provided with a guniting vibrating mechanism 1, a material distributing flattening mechanism 2 and an expansion joint cutting mechanism 3 from front to back; the slurry spraying vibration mechanism 1 sprays cement slurry on a pavement to be paved, and the conveying belt 7 conveys concrete to be paved to the material distributing flattening mechanism; the material distributing and flattening mechanism 2 spreads the concrete on the road surface sprayed with the cement paste, the cement spraying and vibrating mechanism 1 vibrates the spread concrete, and then the material distributing and flattening mechanism 2 flattens the vibrated concrete; the expansion joint cutting mechanism 3 cuts the expansion joint of the flattened concrete and puts the filler 9. The concrete paver of the invention integrates the procedures of feeding, guniting, uniformly mixing, flattening, expansion joint cutting and the like, really realizes the design purpose of automatically paving concrete, has compact structure, is suitable for concrete paving of various wide and narrow pavements, and is particularly suitable for paving permeable concrete.
In the invention, the expansion joint cutting mechanism 3 comprises a limiting frame, a cutting knife assembly is suspended in the limiting frame, a material pushing assembly is embedded in the limiting frame, and the material pushing assembly pushes the filler to the cutting knife assembly to realize the cutting of the expansion joint and simultaneously embed the filler 9. Carry the packing 9 for the cutter assembly through pushing away the material assembly, the cutter assembly carries out burying underground of packing 9 promptly when cutting concrete layer, not only saves labour laborsaving, and the cutter area is packed 9 and is embedded into the concrete layer together simultaneously, can not produce the destruction to concrete layer's structure.
In the embodiment of the invention, the cutting knife assembly comprises a cutting knife 32 and a cutting knife control oil cylinder 33, the cutting knife 32 comprises a knife handle 321, a knife head 323 is arranged on the knife handle 321, and a knife platform 322 is arranged at the installation position of the knife head 323 and the knife handle 321. The tool shank 321, the tool platform 322 and the tool bit 323 are preferably of an integrated cutting knife structure, the tool platform 322 not only can limit the thickness of the tool bit 323 extending into the concrete layer, but also can bring the filler pushed by the pushing assembly into the concrete layer through the raised tool platform 322 to play roles of pressing, limiting and compacting; in addition, the cutting tip 323 of the present invention may be preferably shaped as a plate, and the longitudinal section of the cutting tip may be an acute triangle, a right triangle, or other relatively regular wedge shape, so that the cutting tip has a high degree of insertion and can accommodate a certain thickness of the packing 9. For example, the cutting knife 32 of the present invention may be an integral structure, a plurality of cutting knives 32 are arranged on a plate-type member along the same straight line direction, for example, four cutting knives 32 may be arranged in parallel as shown in the figure, the integral up-down movement of the cutting knives 32 is realized by the cutting knife control cylinder 33, and the setting width of the expansion joint can be controlled by increasing or decreasing the number of the cutting knives 32, so as to adapt to the road surfaces with different widths.
In the embodiment of the invention, the limiting frame comprises a frame body with a cavity, the bottom of the frame body is provided with a first limiting body 30 and a second limiting body 31 which form a limiting seam, for example, the limiting frame is a rectangular frame body, the upper part of the rectangular frame body is provided with a cutting knife assembly, a cutting knife 32 of the cutting knife assembly is driven by a cutting knife control oil cylinder 33 to move up and down along the cavity of the limiting frame, a material pushing assembly is embedded at one side of the limiting frame, namely, the cutting knife in the cutting knife assembly moves up and down along the vertical direction, a push plate oil cylinder 38 of the material pushing assembly moves back and forth along the horizontal direction, the bottom of the limiting frame is provided with the first limiting body 30 and the second limiting body 31 along the horizontal direction, and a limiting seam which can ensure that the cutting knife and the filler can pass through together is formed between the first limiting body 30 and the second limiting body 31, so.
In the embodiment of the invention, the cutting knife assembly is further connected with a crank link mechanism 34, for example, a cutting knife control oil cylinder 33 of the cutting knife assembly is connected with the crank link mechanism 34, and the arrangement of the crank link mechanism 34 enables the cutting knife control oil cylinder 33 to drive the cutting knife 32 to move left and right to a certain extent, so that the cutting knife 32 can vibrate in a certain horizontal direction in the downward cutting process, a certain vibration force is provided for the concrete layer in the cutting process, the concrete layer structure damaged by cutting is uniformly vibrated, and the cutting of a cutting seam and the embedding of the filler 39 are facilitated.
In the embodiment of the invention, the pushing assembly comprises a push plate oil cylinder 38 and a push plate 37 arranged at the end part of the push plate oil cylinder 38, for example, the push plate oil cylinder 38 is an oil cylinder moving horizontally, the push plate 37 is arranged at the end of a pushing piston of the oil cylinder, a filler layer group consisting of a plurality of fillers 9 is arranged in front of the push plate 37, for example, the filler plate can be made of a multi-layer synthetic wood plate, a steel plate or a rubber plate, the thickness of the common filler is 6mm, and the steel plate filler can be taken out at the later stage after the filler is embedded; for example, the packing plates with certain hardness and thickness are vertically stacked, the push plate 37 pushes the packing plates forward in the horizontal movement process, when the packing plates move to the limiting gap formed by the first limiting body 30 and the second limiting body 31, one packing plate falls to the limiting gap under the action of gravity, and then is embedded into the concrete layer together under the driving of the cutting knife 32.
In the embodiment of the invention, the expansion joint cutting device also comprises a second control oil cylinder 36, the second control oil cylinder 36 suspends the limiting frame on the rack 8, the second control oil cylinder 36 mainly controls the up-and-down motion of the integral limiting frame, when the expansion joint cutting mechanism 3 does not work, the integral limiting frame is lifted, the motion of the integral paver is not hindered, and the cutting knife component controls the up-and-down motion of the cutting knife 32 through the cutting knife control oil cylinder 33 and moves up and down along with the limiting frame; and a second guide rod 35 is also vertically arranged on the frame 8, and the second guide rod 35 mainly has a certain limiting effect when the second control oil cylinder 36 drives the whole limiting frame to vertically move, so that the limiting frame can be ensured to vertically move.
In the embodiment of the invention, the material-distributing and flattening mechanism 2 at least comprises a frame, a spiral distributor and a pressure lever are sequentially arranged in the frame from front to back, concrete conveyed by a material conveying belt is conveyed onto the spiral distributor, and the material distribution and the laying of the concrete are realized through the spiral rotation of the spiral distributor, for example, the spiral distributor is a shaft body with a spiral ring edge, the pressure lever is a rod body with a certain weight, and the concrete distributed by the spiral distributor is mainly flattened, and the material distribution and the flattening of the concrete are realized through the matching of the pressure lever and the pressure lever.
In the embodiment of the present invention, the material-distributing flattening mechanism 2 includes a first material-distributing flattening mechanism 21, a second material-distributing flattening mechanism 22 and a third material-distributing flattening mechanism 23 which are movably and telescopically arranged in the lateral direction and/or the rear direction of the first material-distributing flattening mechanism 21, for example, the first material-distributing flattening mechanism 21, the second material-distributing flattening mechanism 22 and the third material-distributing flattening mechanism 23 have the same structure and are all composed of a frame, a spiral distributor and a pressure bar arranged in the frame, that is, the first material-distributing flattening mechanism 21 includes a frame, and a first spiral distributor 211 and a first roller shaft 212 are arranged in the frame in parallel; the second classification flattening mechanism 22 comprises a frame, and a second spiral distributor 221 and a second roller 222 are arranged in the frame in parallel; the third classification flattening mechanism 23 includes a frame, in which a first spiral distributor 231 and a first roller 232 are arranged in parallel; the first material distribution flattening mechanism 21 is a main material distribution flattening mechanism, the second material distribution flattening mechanism 22 and the third material distribution flattening mechanism 23 can be arranged laterally and/or backwards of the first material distribution flattening mechanism 21 and serve as a width expansion unit of the first material distribution flattening mechanism 21, and when a road surface to be paved is wide, the width of the road surface can be expanded through the second material distribution flattening mechanism 22 and the third material distribution flattening mechanism 23. In addition, still set up first control cylinder 24 and first guide arm 25 on frame 8, first control cylinder mainly carries out whole along vertical removal to dividing flattening mechanism, when categorised flattening mechanism is out of work, can lift up holistic structure, does not hinder the independent working process of the removal of whole machinery and other parts. Particularly, a first guide rod can be arranged, so that the first control oil cylinder 24 has a certain limiting effect when driving the whole distributing and flattening mechanism 2 to vertically move, and the vertical movement can be ensured.
In the embodiment of the invention, the guniting vibrating mechanism 1 comprises a guniting mixing part 11 and a vibrating part 12 which are arranged from front to back in sequence, and a guniting head 13 is arranged on the guniting mixing part 11; water and cement carry out the proportional mixing and form grout in whitewashing mixing member 11, for example whitewashing mixing member 11 is the cavity body for having the stirring rake, the grout that forms sprays on the road surface through whitewashing head 13, the end of vibrating 12 is located the below of dividing material spreading mechanism 2, for example vibrating 12 is for having a plurality of rods that shake side by side that set up along same straight line direction, the vibration to the concrete is realized to one row of vibrating rod of vibrating motor control, vibrating rod can be for having the body of rod of certain degree of buckling, vibrating rod's the direction of buckling is towards dividing material spreading mechanism 2, the tip of the best vibrating rod is located the below of the spiral tripper of dividing material spreading mechanism 2.
Still set up abrasive disc 4 in frame 8, abrasive disc 4 is located expansion joint cutting mechanism 3 back, flattens to the whole road surface's that flattens and the filler is buried underground in expansion joint cutting, for example the structure of abrasive disc 4 for the common concrete road surface among the prior art grinding disc can.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. The concrete paver is characterized by comprising a vehicle body (5), wherein the front end of the vehicle body (5) is provided with a hopper (6) and a conveying belt (7), and the rear end of the vehicle body (5) is provided with a concrete paving mechanism;
the concrete paving mechanism comprises a rack (8), and a guniting vibrating mechanism (1), a material distributing flattening mechanism and an expansion joint cutting mechanism (3) are sequentially arranged on the rack (8) from front to back;
the slurry spraying and vibrating mechanism (1) sprays cement slurry on a pavement to be paved, and the conveying belt (7) conveys concrete to be paved to the material distributing and flattening mechanism (2);
the material distributing and flattening mechanism (2) spreads the concrete on the road surface sprayed with the cement paste, the cement paste spraying and vibrating mechanism (1) vibrates the spread concrete, and then the material distributing and flattening mechanism (2) flattens the vibrated concrete;
the expansion joint cutting mechanism (3) cuts the expanded joint of the flattened concrete and puts the filler (9).
2. The concrete spreading machine according to claim 1, wherein the expansion joint cutting mechanism (3) comprises a limiting frame, a cutting knife assembly is suspended in the limiting frame, a material pushing assembly is buried in the limiting frame, and the material pushing assembly pushes the filler to the cutting knife assembly to achieve expansion joint cutting and simultaneously burial of the filler.
3. The concrete spreader of claim 2, wherein the cutting knife assembly comprises a cutting knife (32) and a cutting knife control cylinder (33), the cutting knife (32) comprises a knife handle (321), a knife head (323) is arranged on the knife handle (321), and a knife platform (322) is arranged at the installation position of the knife head (323) and the knife handle (321).
4. The concrete paver of claim 2, wherein the limiting frame comprises a frame body with a cavity, and the bottom of the frame body is provided with a first limiting body (30) and a second limiting body (31) which form a limiting seam;
the cutting knife component is also connected with a crank connecting rod mechanism (34).
5. The concrete spreader according to any one of claims 2-5, wherein the pushing assembly includes a push ram cylinder (38) and a push ram (37) disposed at an end of the push ram cylinder (38).
6. The concrete spreader of any one of claims 2 to 5, further comprising a second control cylinder (36), wherein the second control cylinder (36) suspends the limiting frame on the frame (8).
7. The concrete spreader according to any one of claims 1-5, wherein the material-distributing and leveling mechanism (2) comprises at least a frame, and a spiral material distributor and a pressure rod are sequentially arranged in the frame from front to back.
8. The concrete spreader according to any one of claims 1-5, wherein the material-distributing and leveling mechanism (2) comprises a first material-distributing and leveling mechanism (21), and a second material-distributing and leveling mechanism (22) and a third material-distributing and leveling mechanism (23) which can move and stretch are arranged laterally and/or backwards of the first material-distributing and leveling mechanism (21).
9. The concrete spreader according to any one of claims 1-5, wherein the guniting and vibrating mechanism (1) comprises a guniting mixing part (11) and a vibrating part (12) which are arranged in sequence from front to back, and a guniting head (13) is arranged on the guniting mixing part (11);
the vibrating end of the vibrating piece (12) is positioned below the material distributing and flattening mechanism.
10. The concrete spreader according to any one of claims 1 to 5, wherein a grinding disc (4) is further provided on the frame (8), the grinding disc (4) being located behind the expansion joint cutting mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910116232.6A CN111395116A (en) | 2019-02-14 | 2019-02-14 | Concrete paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910116232.6A CN111395116A (en) | 2019-02-14 | 2019-02-14 | Concrete paver |
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| Publication Number | Publication Date |
|---|---|
| CN111395116A true CN111395116A (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910116232.6A Pending CN111395116A (en) | 2019-02-14 | 2019-02-14 | Concrete paver |
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| CN (1) | CN111395116A (en) |
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| CN2333751Y (en) * | 1998-05-26 | 1999-08-18 | 湖北省潜江市公路建设工程公司 | Vibrating joint roller for cement concrete pavement |
| KR200343075Y1 (en) * | 2003-12-05 | 2004-02-25 | 김영옥 | Grooving machine |
| CN101876159A (en) * | 2010-07-23 | 2010-11-03 | 北京华洋建设开发有限公司 | Cement-concrete paving and leveling device |
| CN102392410A (en) * | 2011-10-17 | 2012-03-28 | 哈尔滨工业大学 | Vibrating-type seam pressing and jointing integral machine for cement concrete pavement |
| CN207121801U (en) * | 2017-08-02 | 2018-03-20 | 郑荣生 | A kind of multi-functional municipal road maintenance of equipment |
| CN209816616U (en) * | 2019-02-14 | 2019-12-20 | 陕西华中机械有限公司 | Concrete paver |
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2019
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