CN112663474A - Heater and equipment is rejected on bituminous paving ageing layer thereof - Google Patents
Heater and equipment is rejected on bituminous paving ageing layer thereof Download PDFInfo
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- CN112663474A CN112663474A CN202110075234.2A CN202110075234A CN112663474A CN 112663474 A CN112663474 A CN 112663474A CN 202110075234 A CN202110075234 A CN 202110075234A CN 112663474 A CN112663474 A CN 112663474A
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- spiral conveyor
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- 230000032683 aging Effects 0.000 title claims abstract description 15
- 239000010426 asphalt Substances 0.000 claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 17
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 8
- 235000011613 Pinus brutia Nutrition 0.000 claims description 8
- 241000018646 Pinus brutia Species 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 abstract description 5
- 238000011069 regeneration method Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 25
- 230000007246 mechanism Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000036561 sun exposure Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention discloses asphalt pavement aged layer removing equipment which comprises a revolving frame hinged with the middle part of the rear end of a rack, wherein a cylinder body and a piston rod of a revolving oil cylinder are respectively in pin joint with the rack and the revolving frame, the revolving frame is connected with a lifting frame through four groups of connecting rods, the cylinder bodies and the piston rods of two groups of lifting oil cylinders which are bilaterally symmetrical are respectively in pin joint with the revolving frame and the lifting frame, a raking loosening spiral conveyor I and a raking loosening spiral conveyor II are hung behind and in front of the lower part of the lifting frame, the cylinder body and the piston rod of a sliding oil cylinder I are respectively in pin joint with the lifting frame and the raking loosening spiral conveyor I, and the cylinder body and the piston rod of the sliding oil cylinder II are respectively in pin joint with the lifting frame and. The invention also discloses a heater comprising the equipment for removing the aged layer of the asphalt pavement. The heater and the asphalt pavement aging layer removing equipment thereof can solve the problem that the asphalt pavement aging layer affects the regeneration quality, overcome the defect that the cold-milled asphalt pavement aging layer is easy to be graded and damaged, have no grading damage in the operation process, and improve the quality of the regenerated materials.
Description
Technical Field
The invention relates to a heater and asphalt pavement aging layer removing equipment thereof, and belongs to the technical field of road maintenance equipment.
Background
The asphalt pavement aging layer affects the regeneration quality. The surface layer of the asphalt pavement is aged and deteriorated after long-term sun exposure, wheel rolling and the like; in-situ thermal regeneration technology, a plurality of pavement heating machines are adopted to heat and soften the asphalt pavement, heating modes such as open fire, gas infrared and high-temperature hot air are adopted to cause the aging and scorching of a material with the thickness of 5-10 mm on the surface layer of the asphalt pavement, once the asphalt material is aged and deteriorated, the performance of the asphalt material is difficult to recover, and special asphalt pavement aged layer removing equipment is not seen in the market at present. In addition, the cold-milled asphalt pavement aged layer is easy to be graded and damaged. In the existing hot in-place recycling construction, a cold milling machine is adopted to remove the surface layer material of the asphalt pavement, so that the aggregate is easily damaged, and the recycling quality is influenced; the existing cold milling is limited by the maximum milling width, the operation requirement of 4 m width regeneration lane can not be finished at one time, the time and the cost are wasted, and the requirement of modernized maintenance of asphalt pavement can not be well met.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a heater and asphalt pavement aging layer removing equipment thereof, wherein the heater can solve the problem that an asphalt pavement aging layer affects the regeneration quality, overcome the defect that a cold-milled asphalt pavement aging layer is easy to be graded and damaged, have no grading damage in the operation process, and improve the quality of a regenerated material.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides an equipment is rejected to bituminous paving ageing layer, includes with frame rear end middle part articulated revolving rack, the frame with the articulated department bilateral symmetry of revolving rack has two sets of rotary cylinder, rotary cylinder's cylinder body and piston rod pin joint respectively in on frame and the revolving rack, even there is the hoisting frame through four group's connecting rods on the revolving rack, the cylinder body and the piston rod of two sets of hoisting cylinder of bilateral symmetry pin joint respectively in on revolving rack and the hoisting frame, the hoisting frame below has hung behind one before one and rake pine spiral feeder I and rake pine spiral feeder II in, and the cylinder body and the piston rod of oil cylinder I that slide pin joint respectively in on hoisting frame and the rake pine spiral feeder I, the cylinder body and the piston rod of oil cylinder II that slide pin joint respectively in on hoisting frame and the rake pine spiral feeder II.
The lifting frame is formed by welding a double herringbone frame and a bottom plate, a plurality of groups of C-shaped sliding grooves are welded on the lower bottom surface of the bottom plate, and the C-shaped sliding grooves are welded in a C-port opposite welding mode to form a front row and a rear row of independent sliding groove combinations.
Scarify screw feeder I includes rake teeth fixing base I, a plurality of group rake teeth and screw feeder I, rake teeth fixing base I is fixed in screw feeder I's preceding facade, a plurality of groups the rake teeth divide two rows of crisscross fixings in on the rake teeth fixing base I, screw feeder I go up along be provided with nested in slide rail I in the C type spout.
The scarify spiral conveyor II comprises a rake tooth fixing seat II, a plurality of groups of rake teeth and a spiral conveyor II, wherein the rake tooth fixing seat II is fixed on a front vertical face of the spiral conveyor II, the rake teeth are fixed on the rake tooth fixing seat II in a two-row staggered manner, and the upper edge of the spiral conveyor II is provided with a sliding rail II which is embedded in the C-shaped sliding groove.
The tooth tips of the rake teeth are 5-10 mm lower than the lower plane of the spiral material conveyor I, and the distance between every two adjacent rake teeth is not more than 50 mm.
The tooth tips of the rake teeth are 5-10 mm lower than the lower plane of the spiral conveyor II, and the distance between every two adjacent rake teeth is not more than 50 mm.
Under the action of the sliding oil cylinder I, the raking loosening spiral conveyor I can slide left and right along the C-shaped sliding groove arranged in the front row, and the sliding stroke is not less than 600 mm; under the action of the sliding oil cylinder II, the raking loosening spiral conveyor II is arranged along the rear row C-shaped sliding groove can realize left-right sliding, and the sliding stroke is not less than 1100 mm.
The spiral of scarify spiral feeder I and scarify spiral feeder II revolves to unanimity, realizes that bituminous mixture discharges from a left side to the right side, I right side end export of scarify spiral feeder is equipped with baffle box I, II right side end exports of scarify spiral feeder are equipped with baffle box II.
A heating machine comprises the asphalt pavement aged layer removing equipment.
The invention has the beneficial effects that: the heater and the asphalt pavement aged layer removing equipment thereof provided by the invention are suitable for being popularized and applied in hot-in-place recycling, the two-stage hot scarification and material conveying spiral process is adopted, the removing operation of the asphalt pavement aged layer with the thickness of 5-10 mm is completed at one time, the problem that the asphalt pavement aged layer affects the recycling quality is solved, the defect that the cold-milled asphalt pavement aged layer is easy to be graded and damaged is overcome, the grading damage is avoided in the operation process, and the quality of recycled materials is improved; the lifting oil cylinder and the parallelogram link mechanism are used for realizing the overall height adjustment of the device, and the device has good adaptability to the elimination of aging layers with different depths; the novel structure of the bidirectional sliding oil cylinder and the C-shaped slide way is adopted, the rake loosening spiral conveyor is stretched and folded, the device is rotated by 15 degrees at left and right angles by means of the rotary oil cylinder, the device has good width-variable operation, bend construction operation and traveling transportation adaptability, the mechanism is ingenious in design, and the degree of mechanization automation is high.
Drawings
FIG. 1 is a front view of an asphalt pavement aged layer removing apparatus according to the present invention;
FIG. 2 is a top view of an apparatus for removing an aged layer of an asphalt pavement according to the present invention;
FIGS. 3 and 4 are schematic perspective views of an apparatus for removing an aged layer of an asphalt pavement according to the present invention;
FIG. 5 is an exploded perspective view of an apparatus for removing an aged layer of an asphalt pavement according to the present invention;
FIG. 6 is a schematic position diagram of an apparatus for removing an aged layer of an asphalt pavement according to the present invention in a heater;
FIG. 7 is a schematic view of a straight-track operation state of the asphalt pavement aged layer removing device of the present invention;
FIG. 8 is a schematic view showing the operation state of a curve of the asphalt pavement aged layer removing apparatus according to the present invention;
fig. 9 is a schematic view showing a transition transportation state of the heater of the present invention.
The reference numbers in the figures are as follows: 1-a revolving frame; 2-a rotary oil cylinder; 3-a lifting frame; 3-1-double herringbone frame; 3-2-base plate; 3-3-C type chute; 4-lifting the oil cylinder; 5-a connecting rod; 6-raking the spiral feeder I; 6-1-rake teeth fixing seat I; 6-2-rake teeth; 6-3-a spiral feeder I; 6-4-sliding rail I; 7-a sliding oil cylinder I; 8-raking the spiral feeder II; 8-1-rake tooth fixing seat II; 8-2-spiral material conveyor II; 8-3-sliding rail II; 9-a sliding oil cylinder II; 10-a frame; 11-a material guide groove I; 12-a guide chute II.
Detailed Description
The present invention is further described with reference to the accompanying drawings, and the following examples are only for clearly illustrating the technical solutions of the present invention, and should not be taken as limiting the scope of the present invention.
As shown in fig. 1 to 9, the invention discloses equipment for removing an aged layer of an asphalt pavement, which comprises a revolving frame 1, a revolving oil cylinder 2, a lifting frame 3, a lifting oil cylinder 4, a connecting rod 5, a raking and loosening spiral conveyor I6, a sliding oil cylinder I7, a raking and loosening spiral conveyor II 8 and a sliding oil cylinder II 9. The revolving frame 1 is hinged with the frame 10, and the cylinder bodies and piston rods of the two groups of revolving cylinders 2 which are symmetrical left and right are respectively pinned on the frame 10 and the revolving frame 1. Under the action of the two groups of rotary oil cylinders 2, the rotary frame 1 can rotate around the hinge center at 15 degrees left and right, so that a downstream device is driven to rotate at 15 degrees left and right, and the rotary frame has good width-variable operation, bend construction operation and driving transportation adaptability.
The lifting frame 3 is connected with the revolving frame 1 through four groups of connecting rods 5 to form a parallelogram connecting rod mechanism, and the cylinder bodies and piston rods of two groups of lifting oil cylinders 4 which are symmetrical left and right are respectively pinned on the revolving frame 1 and the lifting frame 3. The invention realizes the integral height adjustment of the device by means of the lifting oil cylinder and the parallelogram link mechanism, and has good adaptability to the elimination of aging layers with different depths. Under the effect of the lifting oil cylinder 4, the lifting frame 3 can be moved up and down by means of the parallelogram connecting rod 5 mechanism, so that the downstream device is driven to realize height adjustment, and the raking and loosening spiral conveyor I6 and the raking and loosening spiral conveyor II 8 are ensured to be always in a horizontal state.
The raking and loosening screw conveyor I6 and the raking and loosening screw conveyor II 8 are hung below the lifting frame 3 in tandem, a cylinder body and a piston rod of the sliding oil cylinder I7 are respectively in pin joint with the lifting frame 3 and the raking and loosening screw conveyor I6, and a cylinder body and a piston rod of the sliding oil cylinder II 9 are respectively in pin joint with the lifting frame 3 and the raking and loosening screw conveyor II 8. Under the action of a sliding oil cylinder I7, the raking loosening spiral conveyor I6 can slide left and right along the front row C-shaped sliding groove 3-3, and the sliding stroke is not less than 600 mm; under the action of the sliding oil cylinder II 9, the raking loosening spiral conveyor II 8 can slide left and right along the rear row C-shaped sliding groove 3-3, and the sliding stroke is not less than 1100 mm.
The lifting frame 3 is formed by welding a double herringbone frame 3-1 and a bottom plate 3-2, a plurality of groups of C-shaped sliding grooves 3-3 are welded on the lower bottom surface of the bottom plate 3-2, and the C-shaped sliding grooves 3-3 are welded in a C-port opposite welding mode to form a front row and a rear row of independent sliding groove combinations. The invention adopts a novel structure of a bidirectional sliding oil cylinder and a C-shaped slideway to realize the extension and the folding of the raking loosening spiral conveyor.
The raking loosening spiral conveyor I6 comprises a rake tooth fixing seat I6-1, a plurality of groups of rake teeth 6-2 and a spiral conveyor I6-3, the rake tooth fixing seat I6-1 is fixed on the front vertical face of the spiral conveyor I6-3, the rake teeth 6-2 are fixed on the rake tooth fixing seat I6-1 in a staggered mode in two rows, the tooth tips are 5-10 mm lower than the lower plane of the spiral conveyor I6-3, and the distance between every two adjacent rake teeth 6-2 is not more than 50 mm. The upper edge of the spiral material conveyor I6-3 is provided with a slide rail I6-4 which is nested in a front row C-shaped chute 3-3 at the bottom of the lifting frame 3.
The raking loosening spiral conveyor II 8 comprises a rake tooth fixing seat II 8-1, a plurality of groups of rake teeth 6-2 and a spiral conveyor II 8-2, the rake tooth fixing seat II 8-1 is fixed on the front vertical surface of the spiral conveyor II 8-2, the rake teeth 6-2 are fixed on the rake tooth fixing seat II 8-1 in a staggered mode in two rows, the tooth tips are 5-10 mm lower than the lower plane of the spiral conveyor II 8-2, and the distance between every two adjacent rake teeth 8-2 is not more than 50 mm. The upper edge of the spiral conveyor II 8-2 is provided with a slide rail II 8-3 which is nested in a rear row C-shaped chute 3-3 at the bottom of the lifting frame 3.
Spiral turning directions of the first scarify spiral conveyor I6 and the second scarify spiral conveyor II 8 are consistent, asphalt mixture is discharged from left to right, a guide chute I11 is arranged at the tail end of the right side of the first scarify spiral conveyor I6, and a guide chute II 12 is arranged at the tail end of the right side of the second scarify spiral conveyor II 8.
Furthermore, the invention also provides a heater, and the tail part of the heater is provided with the asphalt pavement aged layer removing equipment with the characteristics.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (9)
1. The utility model provides an asphalt pavement ageing layer rejection apparatus which characterized in that: including with frame (10) rear end middle part articulated reversing frame (1), frame (10) with the articulated bilateral symmetry of reversing frame (1) has two sets of rotary cylinder (2), the cylinder body and the piston rod of rotary cylinder (2) pin joint respectively in on frame (10) and reversing frame (1), even there are hoisting frame (3) through four group's connecting rod (5) on reversing frame (1), the cylinder body and the piston rod of two sets of hoisting cylinder (4) of bilateral symmetry pin joint respectively in on reversing frame (1) and hoisting frame (3), it has harrow pine spiral material conveyer I (6) and harrow pine spiral material conveyer II (8) to hang behind one before one below hoisting frame (3), the cylinder body and the piston rod of the hydro-cylinder I (7) of sliding pin joint respectively in on hoisting frame (3) and harrow pine spiral material conveyer I (6), the cylinder body and the piston rod of the hydro-cylinder II (9) of sliding pin joint respectively in on hoisting frame (3) and harrow pine spiral material conveyer II (8) .
2. The asphalt pavement aged layer removing equipment as claimed in claim 1, wherein: the lifting frame (3) is formed by welding a double herringbone frame (3-1) and a bottom plate (3-2), a plurality of groups of C-shaped sliding grooves (3-3) are welded on the lower bottom surface of the bottom plate (3-2), and the C-shaped sliding grooves (3-3) are welded in a C-port opposite welding mode to form a front row and a rear row of independent sliding groove combinations.
3. The asphalt pavement aged layer removing equipment as claimed in claim 2, characterized in that: the raking and loosening spiral conveyor I (6) comprises a rake tooth fixing seat I (6-1), a plurality of groups of rake teeth (6-2) and a spiral conveyor I (6-3), wherein the rake tooth fixing seat I (6-1) is fixed on a front vertical surface of the spiral conveyor I (6-3), the rake teeth (6-2) are divided into two rows and fixed on the rake tooth fixing seat I (6-1) in a staggered mode, and the upper edge of the spiral conveyor I (6-3) is provided with a sliding rail I (6-4) embedded in a C-shaped sliding groove (3-3).
4. The asphalt pavement aged layer removing equipment as claimed in claim 2, characterized in that: the raking and loosening spiral conveyor II (8) comprises a rake tooth fixing seat II (8-1), a plurality of groups of rake teeth (8-2) and a spiral conveyor II (8-2), wherein the rake tooth fixing seat II (8-1) is fixed on the front vertical surface of the spiral conveyor II (8-2), the rake teeth (8-2) are divided into two rows and fixed on the rake tooth fixing seat II (8-1) in a staggered mode, and the upper edge of the spiral conveyor II (8-2) is provided with a sliding rail II (8-3) embedded in the C-shaped sliding groove (3-3).
5. The asphalt pavement aged layer removing equipment as claimed in claim 3, wherein: the tooth tops of the rake teeth (6-2) are 5-10 mm lower than the lower plane of the spiral material conveyor I (6-3), and the distance between every two adjacent rake teeth (6-2) is not more than 50 mm.
6. The asphalt pavement aged layer removing equipment as claimed in claim 4, wherein: the tooth tops of the rake teeth (6-2) are 5-10 mm lower than the lower plane of the spiral conveyor II (8-2), and the distance between every two adjacent rake teeth (8-2) is not more than 50 mm.
7. The asphalt pavement aged layer removing equipment as claimed in claim 2, characterized in that: under the action of the sliding oil cylinder I (7), the raking and loosening spiral conveyor I (6) can slide left and right along the C-shaped sliding groove (3-3) in the front row, and the sliding stroke is not less than 600 mm; under the action of the sliding oil cylinder II (9), the raking and loosening spiral conveyor II (8) can slide left and right along the rear row of the C-shaped sliding groove (3-3), and the sliding stroke is not less than 1100 mm.
8. The asphalt pavement aged layer removing equipment as claimed in claim 1, wherein: the spiral of scarify spiral feeder I (6) and scarify spiral feeder II (8) revolves to unanimity, realizes that bituminous mixture discharges from a left side right side, the terminal export in the first (6) right side of scarify spiral feeder is equipped with baffle box I (11), the terminal export in the second (8) right side of scarify spiral feeder is equipped with baffle box II (12).
9. A heating machine characterized by: the asphalt pavement aged layer removing equipment comprising any one of claim 1 to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075234.2A CN112663474A (en) | 2021-01-20 | 2021-01-20 | Heater and equipment is rejected on bituminous paving ageing layer thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075234.2A CN112663474A (en) | 2021-01-20 | 2021-01-20 | Heater and equipment is rejected on bituminous paving ageing layer thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112663474A true CN112663474A (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110075234.2A Pending CN112663474A (en) | 2021-01-20 | 2021-01-20 | Heater and equipment is rejected on bituminous paving ageing layer thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112663474A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605202A (en) * | 2021-07-28 | 2021-11-05 | 江苏集萃道路工程技术与装备研究所有限公司 | Aging layer removing device, vehicle and asphalt pavement aging layer removing method |
| CN113668352A (en) * | 2021-09-02 | 2021-11-19 | 赵鹏 | Device for stripping aged asphalt on surface of regenerated asphalt pavement material in layering manner |
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2021
- 2021-01-20 CN CN202110075234.2A patent/CN112663474A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605202A (en) * | 2021-07-28 | 2021-11-05 | 江苏集萃道路工程技术与装备研究所有限公司 | Aging layer removing device, vehicle and asphalt pavement aging layer removing method |
| CN113668352A (en) * | 2021-09-02 | 2021-11-19 | 赵鹏 | Device for stripping aged asphalt on surface of regenerated asphalt pavement material in layering manner |
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Application publication date: 20210416 |