CN113026492B - Large-thickness high-flatness cement concrete pavement double-layer paver - Google Patents
Large-thickness high-flatness cement concrete pavement double-layer paver Download PDFInfo
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- CN113026492B CN113026492B CN202110353894.2A CN202110353894A CN113026492B CN 113026492 B CN113026492 B CN 113026492B CN 202110353894 A CN202110353894 A CN 202110353894A CN 113026492 B CN113026492 B CN 113026492B
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- hopper
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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
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
- E01C19/4873—Apparatus designed for railless operation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The invention discloses a double-layer paver for a large-thickness high-flatness cement concrete pavement, which comprises a rack, wherein a first hopper and a second hopper are fixedly connected to the rack, the first hopper and the second hopper are arranged in parallel, a first forming assembly is arranged at the bottom of the first hopper, and a second forming assembly is arranged at the bottom of the second hopper; the second forming assembly comprises a vertical baffle vertically arranged at the bottom of the second hopper, a transverse baffle is fixedly connected to the middle of the vertical baffle, the transverse baffle is located at the transverse part of the opening at the bottom of the second hopper, an induction scraper assembly is arranged at the bottom of the vertical baffle, a lifting scraper is connected to the outer side of the bottom of the second hopper in a sliding manner, lifting parts are arranged at two ends of the lifting scraper, and a material blocking part is arranged on the transverse baffle; the bottom of the frame is provided with a walking part. The invention uses one device to carry out two-time paving, the second paving can carry out certain compensation on the first paving, and meanwhile, the real-time monitoring and adjustment are carried out in the second paving process, thus ensuring the smoothness of the paved road surface.
Description
Technical Field
The invention relates to the technical field of building construction tools, in particular to a double-layer paver for a large-thickness high-flatness cement concrete pavement.
Background
At present, in the process of paving a road, the stirred concrete is mainly poured on a roadbed, and for the construction of a cement road surface, usually, cement is stirred by a stirring vehicle and then poured on the road surface, so that ground cement slurry is soft, and small blocks of cement slurry are manually leveled by using small flat plates, but the leveling generally needs workers to squat for a long time on the ground for operation, and the labor intensity is high.
The prior art also develops an automatic cement paver, but the flatness of the pavement after the pavement is paved by the existing cement paver is poor due to insufficient filling of parts with few materials and lacking materials in the running process of the machine, so that the normal driving and use of the road are influenced, rework needs to be carried out again, and the waste of resources is caused.
Disclosure of Invention
The invention aims to provide a double-layer paver for a large-thickness high-flatness cement concrete pavement, which solves the problems.
In order to achieve the purpose, the invention provides the following scheme:
a double-layer paver for a large-thickness high-flatness cement concrete pavement comprises a rack, wherein a first hopper and a second hopper are fixedly connected to the rack, the first hopper and the second hopper are arranged in parallel and parallel in the length direction, a bottom opening of the first hopper is fixedly connected with a first forming assembly, and a bottom opening of the second hopper is fixedly connected with a second forming assembly;
the second forming assembly comprises a vertical baffle vertically and fixedly connected to an opening in the bottom of the second hopper, the cross section of the opening in the bottom of the second hopper is of an L-shaped structure, the vertical baffle is located at the vertical part of the opening in the bottom of the second hopper, a transverse baffle is fixedly connected to the middle of the vertical baffle, the transverse baffle is located at the transverse part of the opening in the bottom of the second hopper, an induction scraper assembly is arranged at the bottom of the vertical baffle, a lifting scraper is slidably connected to the outer side of the opening in the bottom of the second hopper, away from the first hopper, a lifting part is arranged at each of two ends of the lifting scraper, and a material blocking part is arranged above the transverse baffle; the bottom surfaces of the inner sides of the induction scraper component and the lifting scraper are equal in height and higher than the bottom surface of the inner side of the first forming component;
the frame bottom is provided with the walking portion, response scraper blade subassembly, lift portion, fender material portion, walking portion electric connection have the controller.
Preferably, the second forming assembly further comprises two second baffle plates fixedly connected to the bottom opening of the second hopper, the two second baffle plates are fixedly connected with the width-direction side wall of the bottom opening of the second hopper, and two ends of the induction scraper assembly are in contact with the inner side walls of the two second baffle plates; the two ends of the lifting scraper are abutted to the inner side walls of the two second baffles.
Preferably, the first forming assembly comprises a first scraper fixedly connected to an opening at the bottom of the first hopper, the first scraper is fixedly connected with a side wall of the opening at the bottom of the first hopper in the length direction, the opening at the bottom of the first hopper is fixedly connected with two first baffles, the two first baffles are fixedly connected with a side wall of the opening at the bottom of the first hopper in the width direction, and two ends of the first scraper are in contact with inner side walls of the two first baffles; the bottom surface height of the lifting scraper is higher than that of the first scraper.
Preferably, the induction scraper component comprises a second scraper slidably connected with the side wall of the bottom of the vertical baffle, the second scraper is located on one side far away from the first hopper, a pressure sensor is fixedly connected between the top of the second scraper and the transverse baffle, the pressure sensor is electrically connected with the controller, and the bottom surface of the second scraper is equal to the bottom surface of the lifting scraper in height.
Preferably, the lifting part comprises a connecting rod fixedly connected to two ends of the lifting scraper, a piston end of a lifting hydraulic cylinder is fixedly connected to the top of the connecting rod, a cylinder body of the lifting hydraulic cylinder is fixedly connected to the rack, and the lifting hydraulic cylinder is electrically connected to the controller.
Preferably, the striker plate that striker portion set up including the activity the striker plate of horizontal baffle top the passing of striker plate the roof and the vertical slip setting of the horizontal part of second hopper bottom opening, keep away from at the striker plate top the push pedal of one side fixedly connected with of first hopper, push pedal bottom surface fixedly connected with promotes the piston end of pneumatic cylinder, promote the pneumatic cylinder with second hopper fixed connection, promote the pneumatic cylinder with controller electric connection.
Preferably, the inboard bottom of first hopper is provided with first stirring refining subassembly, and is first stirring refining subassembly is including rotating to be connected two inboard first spiral rollers of first hopper, first spiral roller follows the length direction of first hopper sets up, two the turning round of first spiral roller is opposite and is located the open-ended top both sides in first hopper bottom, two the both ends of first spiral roller with the width direction lateral wall of first hopper rotates and is connected.
Preferably, the inboard bottom of second hopper is provided with second stirring refining subassembly, the second stirring refining subassembly is connected including rotating two inboard second spiral rollers of second hopper, the second spiral roller is followed the length direction setting of second hopper, two the soon to opposite and being located of second spiral roller the open-ended top both sides in second hopper bottom, two the both ends of second spiral roller with the width direction lateral wall of second hopper rotates to be connected.
Preferably, a first vibrating roller is arranged below the bottom opening of the first hopper, a second vibrating roller and a third vibrating roller are arranged below the bottom opening of the second hopper, the second vibrating roller is located on one side, close to the first hopper, of the vertical baffle, and the third vibrating roller is located on one side, far away from the first hopper, of the vertical baffle.
Preferably, the walking part is including setting up four tracks of frame bottom, the track both ends are rotated and are connected with the support, support top fixedly connected with supports the piston end of pneumatic cylinder, support pneumatic cylinder fixed connection be in the support below, support the pneumatic cylinder with controller electric connection.
The invention has the following technical effects:
during paving, the concrete paved on the first layer is stored in a first hopper, the concrete paved on the second layer is stored in a second hopper, the paver is started, the controller controls the walking part to run along the direction far away from the second hopper, the concrete is sent out from the bottom of the first hopper along with the travelling of the paver to the first forming assembly, the first forming assembly finishes the paving of the concrete on the first layer, meanwhile, the concrete in the second hopper falls to the position above the concrete paved on the first layer from the left side of the vertical baffle plate of the opening at the bottom of the second hopper, the upper surface of the concrete is scraped through the induction scraper assembly, the induction scraper assembly detects the pressure of the concrete on the second layer in the scraping process, so as to determine whether the second layer has the condition of few materials in the paving process, if the condition of few materials exists, the detected signal is transmitted to the controller, the controller controls the material blocking part to be opened, the concrete falls from the right side of the vertical baffle plate to supplement the laid concrete, and the controller controls the lifting scraper to scrape the upper surface of the concrete laid on the second layer. Through the laying of both sides, lay for the second time and can carry out certain compensation to laying for the first time, lay the process at the second time simultaneously and carry out real-time supervision and adjustment, guarantee to lay the planarization of accomplishing back road surface. When the pavement is paved, common aggregate can be stored in the first hopper, and high-wear-resistance anti-sliding aggregate is stored in the second hopper, so that the road construction cost can be reduced compared with one-time pavement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic diagram of the right-view structure of the present invention;
FIG. 5 is a schematic structural diagram according to a second embodiment;
fig. 6 is a partial structural schematic diagram of the second embodiment.
Wherein, 1 is the frame, 2 is first hopper, 201 is first spiral roller, 202 is first baffle, 203 is first scraper blade, 3 is the second hopper, 301 is the second spiral roller, 302 is vertical baffle, 303 is horizontal baffle, 304 is the striker plate, 305 is the push pedal, 306 is pushing hydraulic cylinder, 307 is the lift scraper blade, 308 is the second baffle, 309 is the connecting rod, 310 is hydraulic cylinder, 4 is the track, 401 is the support, 402 is supporting hydraulic cylinder, 5 is first vibrating roller, 6 is the second vibrating roller, 7 is the third vibrating roller, 8 is the second scraper blade, 9 is the supporting beam, 901 is the crossbeam, 902 is vertical hydraulic cylinder, 903 is the scraper blade, 10 is the roll adjustment hydraulic cylinder, 1001 is the buffer hydraulic cylinder, 1002 is the dismantlement piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The first embodiment is as follows:
referring to fig. 1-4, the embodiment provides a double-deck paver for a large-thickness high-flatness cement concrete pavement, which includes a frame 1, wherein a first hopper 2 and a second hopper 3 are fixedly connected to the frame 1, the first hopper 2 and the second hopper 3 are arranged in parallel and parallel in the length direction, a first forming assembly is fixedly connected to an opening at the bottom of the first hopper 2, and a second forming assembly is fixedly connected to an opening at the bottom of the second hopper 3;
the second forming assembly comprises a vertical baffle 302 vertically and fixedly connected with an opening at the bottom of the second hopper 3, the cross section of the opening at the bottom of the second hopper 3 is of an L-shaped structure, the vertical baffle 302 is positioned at the vertical part of the opening at the bottom of the second hopper 3, the middle part of the vertical baffle 302 is fixedly connected with a transverse baffle 303, the transverse baffle 303 is positioned at the transverse part of the opening at the bottom of the second hopper 3, an induction scraper assembly is arranged at the bottom of the vertical baffle 302, a lifting scraper 307 is connected to the outer side of the opening at the bottom of the second hopper 3, which is far away from the first hopper 2, in a sliding manner, lifting parts are arranged at two ends of the lifting scraper 307, and a material blocking part is arranged above the transverse baffle 303; the bottom surfaces of the inner sides of the induction scraper components and the bottom surface of the lifting scraper 307 have the same height and are higher than the bottom surface of the inner side of the first forming component;
the bottom of the frame 1 is provided with a walking part, and the induction scraper component, the lifting part, the material blocking part and the walking part are electrically connected with a controller.
During paving, the concrete paved on the first layer is stored in the first hopper 2, the concrete paved on the second layer is stored in the second hopper 3, the paver is started, the controller controls the traveling part to travel along the direction far away from the second hopper 3, the concrete is sent out from the bottom of the first hopper 2 to the first forming component along with the traveling of the paver, the first forming component finishes the paving of the first layer of concrete, meanwhile, the concrete in the second hopper 3 falls to the position above the concrete paved on the first layer from the left side of the vertical baffle 302 of the opening at the bottom of the second hopper 3, the upper surface of the concrete is scraped by the induction scraper component, the induction scraper component detects the pressure of the second layer of concrete in the scraping process, so as to determine whether the second layer has the condition of low material in the paving process, if the condition of low material exists, the detected signal is transmitted to the controller, the controller controls the material blocking part to be opened, so that the concrete falls from the right side of the vertical baffle 302 to supplement the laid concrete, and the controller controls the lifting scraper 307 to realize the leveling of the upper surface of the concrete laid on the second layer. Through the laying of both sides, lay for the second time and can carry out certain compensation to laying for the first time, lay the process at the second time simultaneously and carry out real-time supervision and adjustment, guarantee to lay the planarization of accomplishing back road surface. When the pavement is paved, common aggregate can be stored in the first hopper 2, and high-wear-resistant anti-sliding aggregate can be stored in the second hopper 3, so that the road construction cost can be reduced compared with one-time pavement.
The lateral wall fixedly connected with of second hopper 3 keeps away from first hopper 2 one end of two supporting beam 9, the other end fixedly connected with crossbeam 901 of two supporting beam 9, crossbeam 901 bottom surface sliding connection has vertical pneumatic cylinder 902, the piston end fixedly connected with scraper blade 903 of vertical pneumatic cylinder 902, the length of crossbeam 901 and the length phase-match of second hopper 3, it is flexible to control vertical pneumatic cylinder 902, vertical pneumatic cylinder 902 drives the road surface after scraper blade 903 and the secondary is laid and flushes, then control vertical pneumatic cylinder 902 and slide along crossbeam 901, it can scrape for the road surface after the secondary is laid to set up scraper blade 903 and wipe and level.
In a further optimization scheme, the second forming assembly further comprises two second baffles 308 fixedly connected to the bottom opening of the second hopper 3, the two second baffles 308 are fixedly connected with the width-direction side wall of the bottom opening of the second hopper 3, and two ends of the induction scraper assembly are in contact with the inner side walls of the two second baffles 308; the two ends of the lifting scraper 307 are against the inner side walls of the two second baffles 308.
The second baffle 308, the lifting scraper 307 and the induction scraper component are matched to directly form the pavement during the second concrete laying, so that the edge of the pavement is prevented from being trimmed again.
According to a further optimization scheme, the first forming assembly comprises a first scraper blade 203 fixedly connected with an opening in the bottom of the first hopper 2, the first scraper blade 203 is fixedly connected with the length-direction side wall of the opening in the bottom of the first hopper 2, two first baffles 202 are fixedly connected with the opening in the bottom of the first hopper 2, the two first baffles 202 are fixedly connected with the width-direction side wall of the opening in the bottom of the first hopper 2, and two ends of the first scraper blade 203 are in contact with the inner side walls of the two first baffles 202; the elevation of the bottom surface of the elevating squeegee 307 is higher than the height of the bottom surface of the first squeegee 203.
The first baffle plate 202 and the first scraper plate 203 are mutually matched to form an Contraband-shaped structure with a downward opening, so that the road surface can be directly molded during first concrete laying, and the edge of the road surface is prevented from being trimmed again.
Further optimization scheme, response scraper blade subassembly includes with vertical baffle 302 bottom lateral wall sliding connection's second scraper blade 8, and second scraper blade 8 is located the one side of keeping away from first hopper 2, fixedly connected with pressure sensor between second scraper blade 8 top and the horizontal baffle 303, pressure sensor and controller electric connection, second scraper blade 8 bottom surface and lift scraper blade 307 bottom surface are the same height.
The threshold value of the pressure sensor is preset, in the second laying process, the pressure sensor on the second scraper blade 8 detects the pressure transmitted to the second scraper blade 8 from the concrete surface, signals are transmitted to the controller, when the pressure is larger than a set value, materials are not lacked in the second laying process, when the detected pressure is smaller than the set value, the materials are lacked, the controller controls the material blocking part to be opened at the moment, the concrete supplements the materials from the right side of the vertical baffle plate 302, and then the supplemented materials are scraped through the lifting of the lifting scraper blade 307.
Further optimize the scheme, lift portion includes fixed connection at the connecting rod 309 of lift scraper 307 both ends, and connecting rod 309 top fixedly connected with hydraulic cylinder 310's piston end, hydraulic cylinder 310's cylinder body and frame 1 fixed connection, hydraulic cylinder 310 and controller electric connection.
In the second laying process, the output pressure of the lifting hydraulic cylinder 310 is controlled by the controller, so that the concrete pressure of the lifting scraper 307 pressed down to the supplemented material is ensured, and the laying flatness is ensured.
Further optimize the scheme, the striker part includes that the activity sets up the top wall and the vertical slip setting that pass the 3 bottom openings transverse part of second hopper of striker plate 304 above horizontal baffle 303, and one side fixedly connected with push pedal 305 of first hopper 2 is kept away from at striker plate 304 top, and push pedal 305 bottom surface fixedly connected with promotes the piston end of pneumatic cylinder 306, promotes pneumatic cylinder 306 and 3 fixed connection of second hopper, promotes pneumatic cylinder 306 and controller electric connection.
The piston of the pushing hydraulic cylinder 306 is controlled to stretch by the controller, the pushing hydraulic cylinder 306 drives the push plate 305 to move up and down, and the push plate 305 drives the striker plate 304 to move up and down, so that the compensation and blocking effects on the concrete are achieved.
Further optimize the scheme, 2 inboard bottoms in first hopper are provided with first stirring refining subassembly, and first stirring refining subassembly is including rotating two first helical rolls 201 of connection in 2 inboard in first hopper, and first helical roll 201 sets up along the length direction of first hopper 2, and two first helical rolls 201 revolve to opposite and lie in 2 open-ended top both sides in first hopper 2, and the both ends of two first helical rolls 201 rotate with the width direction lateral wall of first hopper 2 and are connected.
The tip coupling of first spiral roller 201 has hydraulic motor, and hydraulic motor passes through controller control rotational speed, through setting up two opposite first spiral rollers 201 of direction of rotation, makes the function of the concrete realization stirring of first hopper 2, can be even with the distribution in the bottom with the concrete in first hopper 2 simultaneously, avoids 2 bottom concretes of first hopper insufficient, leads to the problem that a large amount of scarce materials appear among the laying process.
Further optimize the scheme, the inboard bottom of second hopper 3 is provided with second stirring refining subassembly, and second stirring refining subassembly is including rotating two second helical rolls 301 of connection in second hopper 3 inboard, and second helical roll 301 sets up along the length direction of second hopper 3, and the top both sides that are opposite and are located second hopper 3 bottom opening are revolved to two second helical rolls 301, and the both ends of two second helical rolls 301 rotate with the width direction lateral wall of second hopper 3 and are connected.
The tip coupling of second spiral roller 301 has hydraulic motor, and hydraulic motor passes through controller control rotational speed, through setting up two opposite second spiral rollers 301 of direction of rotation, makes the function of stirring is realized to the concrete of second hopper 3, can be even with the distribution in the bottom with the concrete in the second hopper 3 simultaneously, avoids 3 bottom concrete inadequately of second hopper, leads to the problem that a large amount of short materials appear in the laying process.
According to the further optimization scheme, the first vibrating roller 5 is arranged below the bottom opening of the first hopper 2, the second vibrating roller 6 and the third vibrating roller 7 are arranged below the bottom opening of the second hopper 3, the second vibrating roller 6 is located on one side, close to the first hopper 2, of the vertical baffle plate 302, and the third vibrating roller 7 is located on one side, far away from the first hopper 2, of the vertical baffle plate 302. Through setting up first vibrating roller 5, second vibrating roller 6, third vibrating roller 7 can make the concrete fall on the road bed after inside bubble still less, and is more closely knit, and it is that road surface lays the quality better.
Further optimize the scheme, the walking portion is including setting up four tracks 4 in frame 1 bottom, and 4 both ends of track rotate and are connected with support 401, and support 401 top fixedly connected with supports the piston end of pneumatic cylinder 402, supports pneumatic cylinder 402 fixed connection in support 401 below, supports pneumatic cylinder 402 and controller electric connection.
The controller controls the lifting of the supporting hydraulic cylinder 402 to adjust the levelness of the whole paver.
Example two:
referring to fig. 5-6, the present embodiment differs from the first embodiment only in that: frame 1 is the components of a whole that can function independently structure, first hopper 2, 3 below of second hopper are provided with four tracks 4 respectively, first hopper 2, be provided with roll adjustment pneumatic cylinder 10 between the second hopper 3, the vertical buffering subassembly of 10 both ends fixedly connected with of roll adjustment pneumatic cylinder, vertical buffering subassembly includes piston end and 10 both ends fixed connection's of roll adjustment pneumatic cylinder buffering pneumatic cylinder 1001, the piece 1002 is dismantled to two buffering pneumatic cylinder 1001's cylinder body fixedly connected with respectively, dismantle piece 1002 respectively through screw and first hopper 2, the connection can be dismantled to second hopper 3, be provided with pressure sensor between buffering pneumatic cylinder 1001 and the dismantlement piece 1002, pressure sensor and controller electric connection.
When this embodiment uses, can control first hopper 2 through the flexible of controller control roll adjustment pneumatic cylinder 10, interval between the second hopper 3, thereby make the interval distance of laying for the first time and laying for the second time longer, there is the process of a preliminary hardening after the first layer is laid and is accomplished, thereby make the level and smooth after laying, set up buffering pneumatic cylinder 1001 at roll adjustment pneumatic cylinder 10 both ends, detect the pressure value of buffering pneumatic cylinder 1001 through pressure sensor, when pressure is greater than the setting value, controller control buffering pneumatic cylinder 1001 contracts, when the pressure value is less than the setting value, controller control buffering pneumatic cylinder 1001 extension, thereby make first hopper 2, can not receive the interference of mutual vertical direction's power between the second hopper 3, make twice lay and accomplish under relative independent state, thereby make the road surface after the secondary laying more level and smooth.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are only intended to illustrate the preferred embodiments of the present invention, and not to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (9)
1. The utility model provides a high level and smooth cement concrete pavement double-deck paver of big thickness which characterized in that: the forming device comprises a rack (1), wherein a first hopper (2) and a second hopper (3) are fixedly connected to the rack (1), the first hopper (2) and the second hopper (3) are arranged in parallel and are parallel to each other in the length direction, a first forming assembly is fixedly connected to an opening in the bottom of the first hopper (2), and a second forming assembly is fixedly connected to an opening in the bottom of the second hopper (3);
the second forming assembly comprises a vertical baffle (302) which is vertically and fixedly connected with an opening at the bottom of the second hopper (3), the cross section of the opening at the bottom of the second hopper (3) is of an L-shaped structure, the vertical baffle (302) is positioned in the vertical part of the opening at the bottom of the second hopper (3), a transverse baffle (303) is fixedly connected to the middle of the vertical baffle (302), the transverse baffle (303) is positioned in the transverse part of the opening at the bottom of the second hopper (3), an induction scraper component is arranged at the bottom of the vertical baffle (302), a lifting scraper (307) is slidably connected to the outer side of the opening at the bottom of the second hopper (3) far away from the first hopper (2), lifting parts are arranged at two ends of the lifting scraper (307), and a material blocking part is arranged above the transverse baffle (303); the bottom surfaces of the inner side of the induction scraper component and the lifting scraper (307) are equal in height and higher than the bottom surface of the inner side of the first forming component;
the bottom of the rack (1) is provided with a walking part, and the sensing scraper component, the lifting part, the material blocking part and the walking part are electrically connected with a controller;
the material blocking part comprises a material blocking plate (304) movably arranged above the transverse baffle (303), the material blocking plate (304) penetrates through the top wall of the transverse part of the bottom opening of the second hopper (3) and is vertically arranged in a sliding manner, a push plate (305) is fixedly connected to one side, far away from the first hopper (2), of the top of the material blocking plate (304), the bottom surface of the push plate (305) is fixedly connected with a piston end of a pushing hydraulic cylinder (306), the pushing hydraulic cylinder (306) is fixedly connected with the second hopper (3), and the pushing hydraulic cylinder (306) is electrically connected with the controller;
the frame (1) is of a split structure, four crawler belts (4) are respectively arranged below the first hopper (2) and the second hopper (3), a distance-adjusting hydraulic cylinder (10) is arranged between the first hopper (2) and the second hopper (3), the two ends of the distance-adjusting hydraulic cylinder (10) are fixedly connected with vertical buffer components, each vertical buffer component comprises a buffer hydraulic cylinder (1001) of which the piston end is fixedly connected with the two ends of the distance-adjusting hydraulic cylinder (10), the cylinder bodies of the two buffer hydraulic cylinders (1001) are respectively fixedly connected with a disassembling block (1002), the disassembling block (1002) is detachably connected with the first hopper (2) and the second hopper (3) through screws respectively, a pressure sensor is arranged between the buffer hydraulic cylinder (1001) and the disassembling block (1002), and the pressure sensor is electrically connected with the controller.
2. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: the second forming assembly further comprises two second baffle plates (308) fixedly connected to the bottom opening of the second hopper (3), the two second baffle plates (308) are fixedly connected with the width direction side wall of the bottom opening of the second hopper (3), and two ends of the induction scraper blade assembly are in contact with the inner side walls of the two second baffle plates (308); two ends of the lifting scraper (307) are abutted against the inner side walls of the two second baffles (308).
3. The double-layer paver of the large-thickness high-flatness cement concrete pavement as claimed in claim 1, characterized in that: the first forming assembly comprises a first scraper (203) fixedly connected with an opening at the bottom of the first hopper (2), the first scraper (203) is fixedly connected with the length-direction side wall of the opening at the bottom of the first hopper (2), two first baffles (202) are fixedly connected with the opening at the bottom of the first hopper (2), the two first baffles (202) are fixedly connected with the width-direction side wall of the opening at the bottom of the first hopper (2), and two ends of the first scraper (203) are in contact with the inner side walls of the two first baffles (202); the height of the bottom surface of the lifting scraper (307) is higher than that of the bottom surface of the first scraper (203).
4. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: the induction scraper component comprises a second scraper (8) which is in sliding connection with the side wall of the bottom of the vertical baffle (302), the second scraper (8) is located on one side far away from the first hopper (2), a pressure sensor is fixedly connected between the top of the second scraper (8) and the transverse baffle (303), the pressure sensor is electrically connected with the controller, and the bottom surface of the second scraper (8) is as high as the bottom surface of the lifting scraper (307).
5. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: the lifting part comprises a connecting rod (309) fixedly connected to two ends of the lifting scraper (307), the top of the connecting rod (309) is fixedly connected with a piston end of a lifting hydraulic cylinder (310), a cylinder body of the lifting hydraulic cylinder (310) is fixedly connected with the rack (1), and the lifting hydraulic cylinder (310) is electrically connected with the controller.
6. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: first hopper (2) inboard bottom is provided with first stirring refining subassembly, and is first stirring refining subassembly is connected including rotating two first spiral roller (201) of first hopper (2) inboard, first spiral roller (201) are followed the length direction of first hopper (2) sets up, two the turning round of first spiral roller (201) is opposite and is located first hopper (2) bottom open-ended top both sides, two the both ends of first spiral roller (201) with the width direction lateral wall of first hopper (2) rotates to be connected.
7. The double-layer paver of the large-thickness high-flatness cement concrete pavement as claimed in claim 1, characterized in that: second hopper (3) inboard bottom is provided with second stirring refining subassembly, second stirring refining subassembly is connected including rotating two inboard second spiral rollers (301) of second hopper (3), second spiral roller (301) are followed the length direction of second hopper (3) sets up, two the turning round of second spiral roller (301) is opposite and is located second hopper (3) bottom open-ended top both sides, two the both ends of second spiral roller (301) with the width direction lateral wall of second hopper (3) rotates and is connected.
8. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: the bottom opening below of first hopper (2) is provided with first vibration roller (5), the bottom opening below of second hopper (3) sets up second vibration roller (6), third vibration roller (7), second vibration roller (6) are located vertical baffle (302) are close to one side of first hopper (2), third vibration roller (7) are located vertical baffle (302) are kept away from one side of first hopper (2).
9. The double-deck paver of large-thickness high-flatness cement concrete pavement according to claim 1, characterized in that: the walking part is including setting up four track (4) of frame (1) bottom, track (4) both ends are rotated and are connected with support (401), the piston end of support (401) top fixedly connected with support pneumatic cylinder (402), support pneumatic cylinder (402) fixed connection be in support (401) below, support pneumatic cylinder (402) with controller electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110353894.2A CN113026492B (en) | 2021-04-01 | 2021-04-01 | Large-thickness high-flatness cement concrete pavement double-layer paver |
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| CN202110353894.2A CN113026492B (en) | 2021-04-01 | 2021-04-01 | Large-thickness high-flatness cement concrete pavement double-layer paver |
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| CN113026492A CN113026492A (en) | 2021-06-25 |
| CN113026492B true CN113026492B (en) | 2022-09-02 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29510058U1 (en) * | 1995-06-21 | 1995-11-02 | Joseph Vögele AG, 68163 Mannheim | Paver |
| JP2002061110A (en) * | 2000-08-23 | 2002-02-28 | Nippon Hodo Co Ltd | Two-layer laying/leveling method and two-layer laying/ leveling method of asphalt |
| CN204112195U (en) * | 2014-09-11 | 2015-01-21 | 交通运输部公路科学研究所 | The double-deck paving system in rigid pavement |
| CN107558337A (en) * | 2017-09-28 | 2018-01-09 | 新疆北方建设集团有限公司 | Road Double-layer asphalt material one-shaper |
| CN110629649A (en) * | 2019-10-31 | 2019-12-31 | 湖州华科建设工程质量检测有限公司 | Protective cement concrete curing agent coating equipment |
| CN112080987B (en) * | 2020-09-10 | 2021-09-14 | 嘉兴博睿创业服务有限公司 | Broken stone double-layer continuous paving device for road construction |
| CN112342879B (en) * | 2020-11-14 | 2021-11-30 | 中冶成都勘察研究总院有限公司 | Method for detecting and controlling thickness of asphalt pavement |
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