CN117513119A - Paving device for repairing asphalt pavement - Google Patents
Paving device for repairing asphalt pavement Download PDFInfo
- Publication number
- CN117513119A CN117513119A CN202311240952.6A CN202311240952A CN117513119A CN 117513119 A CN117513119 A CN 117513119A CN 202311240952 A CN202311240952 A CN 202311240952A CN 117513119 A CN117513119 A CN 117513119A
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- China
- Prior art keywords
- frame
- lifting
- spiral
- cavity
- paving
- Prior art date
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- 239000010426 asphalt Substances 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 121
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000009826 distribution Methods 0.000 claims abstract description 18
- 230000007480 spreading Effects 0.000 claims abstract description 17
- 238000003892 spreading Methods 0.000 claims abstract description 17
- 238000004321 preservation Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 7
- 230000008439 repair process Effects 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007790 scraping Methods 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 7
- 201000010099 disease Diseases 0.000 description 11
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000005507 spraying Methods 0.000 description 7
- 238000003825 pressing Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000012768 molten material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- 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
- E01C23/096—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 and filling
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Road Paving Machines (AREA)
Abstract
The utility model discloses a paving device for repairing an asphalt pavement, and relates to the technical field of full-automatic asphalt pavement repairing. The material can be guided and leveled at the first time of discharging, and the material spreading and leveling machine has excellent spreading and leveling effects. The spreading device sequentially comprises a scarification mechanism, a blanking mechanism and a spreading scraping plate from front to back, wherein the blanking mechanism comprises a spiral material distribution box, a material outlet is formed in the bottom of the spiral material distribution box, a blanking gate is arranged at the material outlet, and the spreading scraping plate is fixedly connected to the rear side of the material outlet and is obliquely arranged.
Description
Technical Field
The utility model relates to the technical field of full-automatic asphalt pavement repair.
Background
Asphalt pavement is subjected to long-time use, rolling and wind, sun and rain erosion, and various diseases such as pits, oil pockets, hidden marks, cracks, looseness and the like can appear on the pavement. For the various pavement diseases, the maintenance and repair of the small-sized and dispersed asphalt pavement diseases at the present stage mainly utilizes a paving device in thermal regeneration repair equipment to heat and rake an original pavement, then sprays emulsified asphalt, and adds new asphalt mixture for manual leveling and compaction, for example, the maintenance vehicle of the asphalt pavement with the spraying and pavement leveling device and the Chinese patent with the publication number of CN212865552U are named, and the working flow of the maintenance vehicle is raking, asphalt spraying, material distributing and leveling.
However, it has been found through practical use that the scraping plate in such a device is placed at the rear of the whole device and does not provide a good guide for the downward discharge of the material; in addition, the problem that the scraping plate cannot play a leveling role because the material is not pressed at the first time and the material is possibly hardened in the using process is also caused; eventually, such devices do not perform well.
Disclosure of Invention
Aiming at the problems, the utility model provides a paving device for repairing asphalt pavement, which can guide and level materials at the first time of discharging and has excellent paving and leveling effects.
The technical scheme of the utility model is as follows: the spreading device 14 sequentially comprises a scarification mechanism 142, an asphalt spraying mechanism 147, a blanking mechanism and a spreading scraper 144 from front to back, wherein the blanking mechanism comprises a spiral material distributing box 141, and the scarification mechanism 142 is arranged at the front part of the spiral material distributing box 141, so that a small amount of asphalt spraying work is performed after scarification, and then new material blanking and uniform spreading are performed;
the bottom of the spiral material distribution box 141 is provided with a material outlet, a material discharging gate 1412 is arranged at the material outlet, and the paving scraping plate 144 is fixedly connected to the rear side of the material outlet and is obliquely arranged. Therefore, the molten material gradually falling from the material outlet can be gradually paved at the road disease position which is scarified by the scarifying mechanism along with the advance of the automobile, and in the material falling process, the material which is downwards placed through the inclined paving scraper can be paved and compacted to a certain degree due to the inclined paving scraper, so that the working process of pressing while walking is realized, and finally, the new material can be uniformly paved at the position of the road disease.
Further, the paving scraper forms an included angle of 3-8 degrees with the horizontal direction. Considering that the pressing effect is not good when the included angle is too large, and the paving effect is not good when the included angle is too small; therefore, the included angle is preferably 3-8 degrees in the scheme, so that the material can be flattened to a certain degree while uniform paving is realized.
Regarding the lift leveling mechanism in the paving apparatus:
the front end of the spiral material distribution box 141 is connected to a target installation position, such as the rear part of the secondary vehicle frame 9 of the class II automobile, through a lifting leveling mechanism 145, and a rear supporting guide wheel 146 is arranged at the rear part of the spiral material distribution box 141; the rear supporting guide wheel 146 is rotatably connected to the bottom end of a rear supporting shaft, which is in threaded connection with the spiral material distributing box 141, so that the initial height of the rear supporting guide wheel 146 is adjustable.
The lifting leveling mechanism 145 includes a lifting frame 1451, a lifting driving cylinder 1452, a horizontal frame 1453, a horizontal driving cylinder 1454, a front frame 1455, and a tilting driving cylinder 1456;
the lifting frame 1451 is connected to a target installation position in a lifting manner, and two ends of the lifting driving oil cylinder 1452 are respectively hinged to the target installation position and the lifting frame 1451;
the horizontal frame 1453 is slidably connected to the lifting frame 1451 and is fixedly connected to the front frame 1455, and two ends of the horizontal driving cylinder 1454 are respectively hinged to the lifting frame 1451 and the horizontal frame 1453;
specifically, the lifting frame 1451 has at least two fixed rails, and the horizontal frame 1453 is sleeved on the two fixed rails;
the scarification mechanism 142 is hinged to the front frame 1455, and has an extension arm 1458 at the front of the scarification mechanism 142, and both ends of the inversion driving cylinder 1456 are hinged to the horizontal frame 1453 and the extension arm 1458, respectively.
When the lifting frame is used, the lifting driving oil cylinder between the lifting frame 1451 and the auxiliary frame 9 can drive the lifting frame to reciprocate up and down relative to the auxiliary frame, the horizontal driving oil cylinder between the horizontal frame 1453 and the lifting frame 1451 can drive the horizontal frame 1453 and the front frame 1455 to reciprocate horizontally relative to the lifting frame, namely along the width direction of the automobile, and the overturning driving oil cylinder 1456 between the extending support arm 1458 and the horizontal frame 1453 can drive the raking mechanism 142 to reciprocate up and down relative to the horizontal frame 1453, so that the road surface is raked.
Finally, the lift leveling mechanism 145 can control the working position of the scarification mechanism 142 on the one hand and the initial working position of the front frame 1455 on the other hand.
In addition, a positioning guide wheel 1457 may be connected to the front frame 1455, a shaft seat is fixedly connected to the front frame, a positioning shaft vertically arranged is connected to the positioning guide wheel 1457, the positioning shaft penetrates through the shaft seat, an inductor is arranged on the shaft seat, and a trigger block is arranged at the top end of the positioning shaft. Therefore, the installation position of the trigger block with the ground clearance can be set to be variable before the front frame is lowered, the positioning guide wheel gradually rises after the front frame is lowered and touches the ground, the trigger block gradually approaches the sensor until the trigger sensor sends out a signal, and the front frame can be judged to be lowered in place and reach the designated height.
With respect to the floating mechanism in the paving apparatus:
the screw material distributing box 141 is hinged with the front frame 145, and a floating mechanism 143 is arranged between the screw material distributing box 141 and the front frame 145, the floating mechanism 143 comprises a floating oil cylinder 1431, a movable frame 1432 and a fixed shaft 1433, the cylinder body of the floating oil cylinder 1431 is hinged on the front frame 145, the cylinder rod of the floating oil cylinder is fixedly connected with the movable frame 1432, and the fixed shaft 1433 is fixedly connected with the outer wall of the screw material distributing box 141 and is accommodated in the movable frame 1432. When in a transportation state, the floating oil cylinder 1431 can control the movable frame to jack up the fixed shaft 1433 and the spiral material distributing box 141 so as to support the fixed shaft and the spiral material distributing box; when the lifting leveling mechanism 145 is required to descend for working, the spiral material distributing box 141 is driven to fall, the rear supporting guide wheel 146 is supported on the ground, then the floating oil cylinder 1431 is controlled to retract for a certain distance, the fixed shaft 1433 is positioned in the middle of the movable frame 1432, as shown in fig. 3, in this way, in the subsequent working process, the spiral material distributing box 141 is in a floatable connection state, even if the ground is fluctuated, the spiral material distributing box 141 can keep a constant gap with the ground below the spiral material distributing box at all times, so that the uniform spreading and flattening can be realized.
Heating means for the spiral feed box:
the spiral material distributing box 141 is provided with a front heat preservation cavity 1413 and a rear heat preservation cavity 1414, a material cavity is formed between the front heat preservation cavity and the rear heat preservation cavity, a material distributing and twisting cage 1411 is rotationally connected in the material cavity, and a twisting cage driving mechanism for driving the material distributing and twisting cage 1411 to rotate is also connected to the spiral material distributing box 141; the winch driving mechanism comprises a winch driving motor, a shell of the winch driving motor is fixedly connected to the spiral material distributing box 141, and an output shaft of the winch driving motor is fixedly connected to the axis of the material distributing winch 1411;
the material outlet is positioned at the bottom of the material cavity, the blanking gate 1412 is connected below the front heat-preserving cavity 1413 in a sliding way, and a gate driving mechanism for driving the blanking gate 1412 to linearly reciprocate is also arranged in the spiral material distributing box 141; the gate driving mechanism comprises electric push rods which are arranged front and back, the electric push rods are fixedly connected in the spiral material distribution box 141, and the output ends of the electric push rods are fixedly connected with the blanking gate 1412;
the front insulation cavity 1413 and the rear insulation cavity 1414 are hollow and are both connected with a heat source; such as liquefied gas on a class II automobile;
the blanking gate 1412 is also hollow, a hot air inlet is formed in the blanking gate 1412, a hot air outlet is formed in the bottom of the front heat preservation cavity 1413, and the hot air inlet is in butt joint with the hot air outlet when the blanking gate is closed. Therefore, before the brake is opened, the full-range heat preservation preheating of the material cavity can be realized, and the practical effect is good.
The utility model can be integrally arranged at the tail parts of the two kinds of automobiles, and the two kinds of automobiles provide power for advancing and retreating for the paving device. When the road disease position raked by the raking mechanism is used, the blanking gate is opened, so that the molten material gradually falls from the material outlet, the material is gradually paved at the road disease position raked by the raking mechanism along with the advance of the paving device, in the falling process of the material, the material can be guided and leveled and paved at the first time of discharging due to the existence of the paving scraper obliquely arranged, a certain degree of compaction is performed, the working purpose of flattening while walking is realized, and finally, the new material can be uniformly paved at the position of the road disease.
Drawings
Figure 1 is a schematic diagram of an embodiment of the present disclosure,
figure 2 is a perspective view of the present case,
figure 3 is a side view of the present case,
figure 4 is a top view of the present case,
figure 5 is a view of the usage status of the present utility model with reference to figure one,
FIG. 6 is a second reference diagram of the usage status of the present case;
in the figure, 9 is a subframe, and 14 is a paving device;
141 is a spiral material distributing box, 142 is a scarifying mechanism, 143 is a floating mechanism, 144 is a paving scraper, 145 is a lifting leveling mechanism, 146 is a rear supporting guide wheel, 147 is an asphalt spraying mechanism;
1411 is a parting and wringing cage, 1412 is a blanking gate, 1413 is a front heat-preserving cavity, 1414 is a rear heat-preserving cavity;
1431 is a floating cylinder, 1432 is a movable frame, and 1433 is a fixed shaft;
1451 is a lifting frame, 1452 is a lifting drive cylinder, 1453 is a horizontal frame, 1454 is a horizontal drive cylinder, 1455 is a front frame, 1456 is a tilting drive cylinder, 1457 is a positioning guide, and 1458 is an extension arm.
Detailed Description
In order to clearly illustrate the technical features of the present patent, the following detailed description will make reference to the accompanying drawings.
The paving device 14 is positioned at the bottom of the tail of the vehicle and behind the rear wheels. When in the retracted state, the lifting oil cylinder is lifted to the highest and is automatically locked by the safety pin. When the heating plate is in operation, after heating, the system gives an instruction, the paving device 14 can be automatically put down to the ground, the left-right ground clearance can be automatically adjusted, and the lifting leveling mechanism can automatically translate the paving device 14 left and right according to the requirement. The bin can discharge materials into the material distribution box through the discharge hole and distribute the materials, the harrowing mechanism can automatically discharge the harrow claws to harrow the road surface when reaching the starting point of the heated road disease, emulsified asphalt is sprayed, the material distribution box opens the gate for discharging materials, and the paving scraping plate paves the materials.
The paving device 14 consists of a lifting leveling mechanism, a scarifying mechanism, a spiral distributing box, a blanking gate, a paving scraper, a floating supporting wheel, a heater and the like, wherein the lifting leveling mechanism is connected with the auxiliary frame through a guide pillar, and the lifting action of the whole paving device 14 is realized by the mechanism. The new materials in the bin can fall into the spiral material distribution box and are distributed left and right, and the bottom of the material distribution box is provided with a material discharging gate. A spreading scraper is arranged behind the spiral material distribution box to uniformly spread the materials in the spiral material distribution box to the road surface. Floating supporting wheels are arranged on the left side and the right side of the paving scraper, and the paving height can be adjusted and locked. The hot air is introduced to provide heat for the paving scraping plate, the spiral material distributing box and the blanking gate to preheat and preserve heat.
Specifically, as shown in fig. 1-6:
the spreading device 14 sequentially comprises a scarification mechanism 142, an asphalt spraying mechanism 147, a blanking mechanism and a spreading scraper 144 from front to back, wherein the blanking mechanism comprises a spiral material distributing box 141, and the scarification mechanism 142 is arranged at the front part of the spiral material distributing box 141, so that a small amount of asphalt spraying work is performed after scarification, and then new material blanking and uniform spreading are performed; the front end of the spiral material distribution box 141 is connected to the tail of the auxiliary frame 9 through a lifting leveling mechanism 145, and a rear supporting guide wheel 146 is arranged at the rear part of the spiral material distribution box 141; the rear supporting guide wheel 146 is rotatably connected to the bottom end of a rear supporting shaft, which is in threaded connection with the spiral material distributing box 141, so that the initial height of the rear supporting guide wheel 146 is adjustable.
The bottom of the spiral material distribution box 141 is provided with a material outlet, a material discharging gate 1412 is arranged at the material outlet, and the paving scraping plate 144 is fixedly connected to the rear side of the material outlet and is obliquely arranged. Therefore, the molten material gradually falling from the material outlet can be gradually paved at the road disease position which is scarified by the scarifying mechanism along with the advance of the automobile, and in the material falling process, the material which is downwards placed through the inclined paving scraper can be paved and compacted to a certain degree due to the inclined paving scraper, so that the working process of pressing while walking is realized, and finally, the new material can be uniformly paved at the position of the road disease.
The spreading scraper forms an included angle of 3-8 degrees with the horizontal direction. Considering that the pressing effect is not good when the included angle is too large, and the paving effect is not good when the included angle is too small; therefore, the included angle is preferably 3-8 degrees in the scheme, so that the material can be flattened to a certain degree while uniform paving is realized.
The lifting leveling mechanism 145 includes a lifting frame 1451, a lifting driving cylinder 1452, a horizontal frame 1453, a horizontal driving cylinder 1454, a front frame 1455, and a tilting driving cylinder 1456;
the lifting frame 1451 is connected to the rear part of the auxiliary frame 9 in a lifting manner, and two ends of the lifting driving oil cylinder 1452 are respectively hinged with the auxiliary frame 9 and the lifting frame 1451;
the horizontal frame 1453 is slidably connected to the lifting frame 1451 and is fixedly connected to the front frame 1455, and two ends of the horizontal driving cylinder 1454 are respectively hinged to the lifting frame 1451 and the horizontal frame 1453;
specifically, the lifting frame 1451 has at least two fixed rails, and the horizontal frame 1453 is sleeved on the two fixed rails;
the scarifying mechanism 142 is hinged to the front frame 1455, and has an extending arm 1458 at the front of the scarifying mechanism 142, and both ends of the turning driving cylinder 1456 are hinged to the horizontal frame 1453 and the extending arm 1458, respectively.
When the lifting frame is used, the lifting driving oil cylinder between the lifting frame 1451 and the auxiliary frame 9 can drive the lifting frame to reciprocate up and down relative to the auxiliary frame, the horizontal driving oil cylinder between the horizontal frame 1453 and the lifting frame 1451 can drive the horizontal frame 1453 and the front frame 1455 to reciprocate horizontally relative to the lifting frame, namely along the width direction of the automobile, and the overturning driving oil cylinder 1456 between the extending support arm 1458 and the horizontal frame 1453 can drive the raking mechanism 142 to reciprocate up and down relative to the horizontal frame 1453, so that the road surface is raked.
Finally, the lift leveling mechanism 145 can control the working position of the scarification mechanism 142 on the one hand and the initial working position of the front frame 1455 on the other hand.
In addition, a positioning guide wheel 1457 may be connected to the front frame 1455, a shaft seat is fixedly connected to the front frame, a positioning shaft vertically arranged is connected to the positioning guide wheel 1457, the positioning shaft penetrates through the shaft seat, an inductor is arranged on the shaft seat, and a trigger block is arranged at the top end of the positioning shaft. Therefore, the installation position of the trigger block with the ground clearance can be set to be variable before the front frame is lowered, the positioning guide wheel gradually rises after the front frame is lowered and touches the ground, the trigger block gradually approaches the sensor until the trigger sensor sends out a signal, and the front frame can be judged to be lowered in place and reach the designated height.
The screw material distributing box 141 is hinged with the front frame 145, and a floating mechanism 143 is arranged between the screw material distributing box 141 and the front frame 145, the floating mechanism 143 comprises a floating oil cylinder 1431, a movable frame 1432 and a fixed shaft 1433, the cylinder body of the floating oil cylinder 1431 is hinged on the front frame 145, the cylinder rod of the floating oil cylinder is fixedly connected with the movable frame 1432, and the fixed shaft 1433 is fixedly connected with the outer wall of the screw material distributing box 141 and is accommodated in the movable frame 1432. When in a transportation state, the floating oil cylinder 1431 can control the movable frame to jack up the fixed shaft 1433 and the spiral material distributing box 141 so as to support the fixed shaft and the spiral material distributing box; when the lifting leveling mechanism 145 is required to descend for working, the spiral material distributing box 141 is driven to fall, the rear supporting guide wheel 146 is supported on the ground, then the floating oil cylinder 1431 is controlled to retract for a certain distance, the fixed shaft 1433 is positioned in the middle of the movable frame 1432, as shown in fig. 3, in this way, in the subsequent working process, the spiral material distributing box 141 is in a floatable connection state, even if the ground is fluctuated, the spiral material distributing box 141 can keep a constant gap with the ground below the spiral material distributing box at all times, so that the uniform spreading and flattening can be realized.
The spiral material distributing box 141 is provided with a front heat preservation cavity 1413 and a rear heat preservation cavity 1414, a material cavity is formed between the front heat preservation cavity and the rear heat preservation cavity, a material distributing and twisting cage 1411 is rotationally connected in the material cavity, and a twisting cage driving mechanism for driving the material distributing and twisting cage 1411 to rotate is also connected to the spiral material distributing box 141; the winch driving mechanism comprises a winch driving motor, a shell of the winch driving motor is fixedly connected to the spiral material distributing box 141, and an output shaft of the winch driving motor is fixedly connected to the axis of the material distributing winch 1411;
the material outlet is positioned at the bottom of the material cavity, the blanking gate 1412 is connected below the front heat-preserving cavity 1413 in a sliding way, and a gate driving mechanism for driving the blanking gate 1412 to linearly reciprocate is also arranged in the spiral material distributing box 141; the gate driving mechanism comprises electric push rods which are arranged front and back, the electric push rods are fixedly connected in the spiral material distribution box 141, and the output ends of the electric push rods are fixedly connected with the blanking gate 1412;
the front insulation cavity 1413 and the rear insulation cavity 1414 are hollow and are both connected with a heat source; such as liquefied gas on a class II automobile;
the blanking gate 1412 is also hollow, a hot air inlet is formed in the blanking gate 1412, a hot air outlet is formed in the bottom of the front heat preservation cavity 1413, and the hot air inlet is in butt joint with the hot air outlet when the blanking gate is closed. Therefore, before the brake is opened, the full-range heat preservation preheating of the material cavity can be realized, and the practical effect is good.
While there have been described what are believed to be the preferred embodiments of the present utility model, it will be apparent to those skilled in the art that many more modifications are possible without departing from the principles of the utility model.
Claims (5)
1. The utility model provides a paver for bituminous paving repairs, its characterized in that, paver (14) are from front to back including unloading mechanism and paving scraper blade (144) in proper order, unloading mechanism includes spiral feed divider box (141), the material export has been seted up to the bottom of spiral feed divider box (141) material exit is equipped with unloading gate (1412), paving scraper blade (144) fixed connection is at the rear side of material export to the slope sets up.
2. A spreading device for asphalt pavement repair according to claim 1, wherein the spreading blade (144) forms an angle of 3-8 ° with the horizontal.
3. Paving apparatus for asphalt pavement repair according to claim 1, characterized in that the front end of the spiral distribution box (141) is provided with a lifting leveling mechanism (145), and a rear supporting guide wheel (146) is provided at the rear of the spiral distribution box (141);
the lifting leveling mechanism (145) comprises a lifting frame (1451), a lifting driving oil cylinder (1452), a horizontal frame (1453), a horizontal driving oil cylinder (1454) and a front frame (1455);
the lifting frame (1451) is connected to a target installation position in a lifting manner, and two ends of the lifting driving oil cylinder (1452) are respectively hinged with the target installation position and the lifting frame (1451);
the horizontal frame (1453) is connected to the lifting frame (1451) in a sliding way and is fixedly connected with the front frame (1455), and two ends of the horizontal driving oil cylinder (1454) are respectively hinged with the lifting frame (1451) and the horizontal frame (1453);
the screw feed box (141) is hinged to the front frame (145) and a float mechanism (143) is also arranged between the two.
4. A paving apparatus for repairing asphalt pavement according to claim 3, wherein the floating mechanism (143) comprises a floating cylinder (1431), a movable frame (1432) and a fixed shaft (1433), the cylinder body of the floating cylinder (1431) is hinged on the front frame (145), the cylinder rod of the floating cylinder is fixedly connected with the movable frame (1432), and the fixed shaft (1433) is fixedly connected with the outer wall of the spiral material distributing box (141) and is accommodated in the movable frame (1432).
5. Paving apparatus for asphalt pavement repair according to claim 1, characterized in that the spiral material distributing box (141) has a front insulation cavity (1413) and a rear insulation cavity (1414), and a material cavity is formed between them, a material distributing winch (1411) is rotatably connected in the material cavity, and a winch driving mechanism for driving the material distributing winch (1411) to rotate is further connected to the spiral material distributing box (141);
the material outlet is positioned at the bottom of the material cavity, the blanking gate (1412) is connected below the front heat-preserving cavity (1413) in a sliding way, and a gate driving mechanism for driving the blanking gate (1412) to linearly reciprocate is also arranged in the spiral material distributing box (141);
the front heat preservation cavity (1413) and the rear heat preservation cavity (1414) are hollow and are connected with a heat source;
the blanking gate (1412) is hollow, a hot air inlet is formed in the blanking gate (1412), a hot air outlet is formed in the bottom of the front heat preservation cavity (1413), and the hot air inlet is in butt joint with the hot air outlet when the blanking gate is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240952.6A CN117513119A (en) | 2023-09-25 | 2023-09-25 | Paving device for repairing asphalt pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240952.6A CN117513119A (en) | 2023-09-25 | 2023-09-25 | Paving device for repairing asphalt pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117513119A true CN117513119A (en) | 2024-02-06 |
Family
ID=89752008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311240952.6A Pending CN117513119A (en) | 2023-09-25 | 2023-09-25 | Paving device for repairing asphalt pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117513119A (en) |
-
2023
- 2023-09-25 CN CN202311240952.6A patent/CN117513119A/en active Pending
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