CN212582341U - Heating and stirring device of thermal regeneration asphalt pavement maintenance truck - Google Patents
Heating and stirring device of thermal regeneration asphalt pavement maintenance truck Download PDFInfo
- Publication number
- CN212582341U CN212582341U CN202021088779.4U CN202021088779U CN212582341U CN 212582341 U CN212582341 U CN 212582341U CN 202021088779 U CN202021088779 U CN 202021088779U CN 212582341 U CN212582341 U CN 212582341U
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- stirring
- pot
- heating
- asphalt pavement
- thermal regeneration
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Abstract
The utility model discloses a heating and stirring device of a thermal regeneration asphalt pavement maintenance vehicle, which comprises a combustion chamber mechanism with a tubular structure, a stirring pot mechanism arranged on the combustion chamber mechanism and a driving mechanism arranged on the stirring pot mechanism; the stirring pot mechanism comprises a stirring pot component, a stirrer component arranged in the stirring pot component and a ventilation pipe arranged on the stirring pot component; the stirrer component comprises a rotating disk, a plurality of stirring arm units and a spiral stirring unit, wherein the rotating disk is connected with a driving mechanism, the stirring arm units are arranged on the rotating disk, and the spiral stirring unit is coaxially arranged with the rotating disk.
Description
Technical Field
The utility model relates to a road maintenance field, concretely relates to hot regeneration bituminous paving cares car heating agitating unit.
Background
The heat regeneration asphalt pavement maintenance vehicle is an important part of modern engineering machinery, and is effective equipment for quickly repairing pavement diseases. The heating and stirring device is an important component of the thermal regeneration asphalt pavement maintenance vehicle, the structure of the heating and stirring device directly influences whether the asphalt mixture can be fully stirred and heated uniformly or not, the discharging is efficient or not, and the quality of the regenerated asphalt mixture and the pavement construction quality are determined to a great extent by the heating and stirring device.
The traditional stirring device has insufficient axial stirring, the stirrer only can provide circumferential stirring but cannot provide axial stirring, and the stirring middle part cannot be stirred; the discharging speed is slow, the pot bottom and the pot wall are easy to fall off, the pot bottom is heated unevenly, and the heat conduction effect of the pot bottom is poor.
Therefore, a new heating and stirring device for a thermal regeneration asphalt pavement maintenance truck is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a hot recycling bituminous paving cares car heating agitating unit, solve in the traditional cares car stirring inadequately, ejection of compact speed is slow, bottom of a boiler and pot wall easily drop, be heated inhomogeneous scheduling problem.
A heating and stirring device of a thermal regeneration asphalt pavement maintenance truck comprises a combustion chamber mechanism in a cylindrical structure, a stirring pot mechanism arranged on the combustion chamber mechanism and a driving mechanism arranged on the stirring pot mechanism; the stirring pot mechanism comprises a stirring pot component, a stirrer component arranged in the stirring pot component and a ventilation pipe arranged on the stirring pot component; the stirrer assembly comprises a rotating disk connected with the driving mechanism, a plurality of stirring arm units arranged on the rotating disk and a spiral stirring unit coaxially arranged with the rotating disk.
Further, the stirring arm units are uniformly arranged along the circumferential direction of the rotating disc, and each stirring arm unit comprises a stirring rod, a scraping blade and a scraping blade, wherein the stirring rod extends along the radial direction of the rotating disc and is formed by bending downwards in the axial direction, the scraping blade is arranged at the end part of the stirring rod, and the scraping blade is arranged on the scraping blade.
Furthermore, the number of the stirring arm units is five, the section of the scraping blade is in a right trapezoid shape, and an included angle a between the scraping blade and the rotating radius of the scraping blade is 30-60 degrees.
Further, the spiral stirring unit comprises a mounting disc connected with the rotating disc, a blade mounting shaft arranged on the mounting disc and three rotating blades uniformly arranged on the blade mounting shaft, and the helix angle of each rotating blade is 20-30 degrees.
Further, the stirring pot component comprises a pot bottom, a pot wall arranged on the pot bottom and a wear-resistant baffle arranged between the pot bottom and the pot wall.
Furthermore, the wear-resistant baffles are multiple and surround to form an annular structure, and an included angle of 40-50 degrees is formed between each wear-resistant baffle and the bottom of the pot.
Furthermore, the wear-resistant baffle is formed by machining a high manganese steel material and is welded between the pot bottom and the pot wall.
Further, the combustion chamber mechanism comprises a combustion chamber, a burner used for heating the inside of the combustion chamber and an energy-gathering stove honeycomb net arranged above the combustion chamber.
The utility model has the advantages that:
the heating and stirring device of the thermal regeneration asphalt pavement maintenance truck solves the problems of insufficient stirring, slow discharging speed, easy falling of the pot bottom and the pot wall, uneven heating and the like in the traditional maintenance truck. Meanwhile, the structure is simple, the processing is convenient, and the production and later maintenance cost is reduced.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the utility model at A;
FIG. 3 is a schematic structural view of the spiral stirring unit of the present invention;
FIG. 4 is a schematic view of the scraper mounting structure of the present invention;
fig. 5 is the schematic view of the installation structure of the wear-resistant baffle of the present invention.
Detailed Description
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged schematic view of the utility model at A; FIG. 3 is a schematic structural view of the spiral stirring unit of the present invention; FIG. 4 is a schematic view of the scraper mounting structure of the present invention; FIG. 5 is a schematic view of the installation structure of the wear-resistant baffle of the present invention; as shown in the figure, the heating and stirring device for the thermal regeneration asphalt pavement maintenance vehicle comprises a combustion chamber mechanism 3 in a cylindrical structure, a stirring pot mechanism 2 arranged on the combustion chamber mechanism 3 and a driving mechanism 1 arranged on the stirring pot mechanism 2; the stirring pot mechanism 2 comprises a stirring pot component, a stirrer component arranged in the stirring pot component and a ventilation pipe 211 arranged on the stirring pot component; the stirrer assembly comprises a rotating disc 201 connected with a driving mechanism, a plurality of stirring arm units arranged on the rotating disc 201 and a spiral stirring unit coaxially arranged with the rotating disc. The heating and stirring device of the thermal regeneration asphalt pavement maintenance truck solves the problems of insufficient stirring, slow discharging speed, easy falling of the pot bottom and the pot wall, uneven heating and the like in the traditional maintenance truck. Meanwhile, the structure is simple, the processing is convenient, and the production and later maintenance cost is reduced.
In this embodiment, the plurality of stirring arm units are uniformly arranged along the circumferential direction of the rotating disc 201 (the up-down direction in fig. 1 is a radial direction, and the circumferential direction is perpendicular to the radial direction), and each stirring arm unit includes a stirring rod 202 formed by extending along the radial direction of the rotating disc 201 and bending downward in the axial direction, a scraping blade 203 disposed at an end of the stirring rod 202, and a scraping blade 204 disposed on the scraping blade 203. Puddler 202 is fixed to be set up in the circumferential direction of rotary disk 201, actuating mechanism 1 drive rotary disk 201 realizes rotating, actuating mechanism 1 adopts prior art's actuating mechanism, do not do too much to describe here, rotary disk 201 evenly rotates and then drives the doctor-bar 203 of puddler 202 tip and rotates, doctor-bar 203 rotates and then has realized the stirring effect of the interior material of pot, through increasing scraper blade 204, further promoted stirring performance, the outflow speed of material has been strengthened in setting up of scraper blade 204, material flows out slow problem in avoiding traditional structure.
In this embodiment, the number of the stirring arm units is five, the section of the scraping blade 203 is in a shape of a right trapezoid, and an included angle a between the scraping blade 204 and a rotating radius of the scraping blade 203 (i.e., a rotating radius of the scraping blade 203, i.e., an X direction, shown in fig. 4) is 30-60 °. The stirring arm units are distributed in the circumferential direction of the rotating disc 201 in a five-claw structure, the stirring rod 202 is fixedly connected with the scraping blade 203 at the end part after being bent, the angle a is preferably set to be 45 degrees, the force of the scraping blade 204 on the material along the radial direction of the stirring pot is the largest, and the discharging speed is the fastest.
In this embodiment, the helical stirring unit includes a mounting disk 205 connected to the rotating disk, a blade mounting shaft 206 disposed on the mounting disk 205, and three rotating blades 207 uniformly arranged on the blade mounting shaft 206, and the helix angle of the rotating blades 207 is 20 to 30 °. The material is under rotating vane 207's drive, after rising the take up a take up the altitude along the agitator kettle axial, again along the radial scattering of agitator kettle under the inertia effect, reach the intensive mixing effect, rotating vane 207 can design and evenly arrange for the multi-disc, preferred selection is the three-piece formula, be 120 between every rotating vane 207 promptly and distribute on blade installation axle 206, the spiral lead angle is preferred 25, better realization stirring effect, through the spiral stirring unit of design under the rotary disk, make the material under the rotary disk also obtain abundant stirring, make the material mix more evenly, promote product quality.
In this embodiment, the stirring pan assembly includes a pan bottom 201, an annular pan wall 208 disposed on the pan bottom 201, and a wear-resistant baffle 209 disposed between the pan bottom 210 and the pan wall 208. The wear-resistant baffles 209 are multiple and the wear-resistant baffles 209 surround to form an annular structure, and an included angle of 40-50 degrees is formed between the wear-resistant baffles 209 and the pot bottom 210. The wear-resistant baffle 209 is made of high manganese steel and is welded between the pot bottom and the pot wall. Preferably, the wear-resistant baffle 209 adopts six welding closures to enclose into the loop configuration, and the contained angle is 45 between wear-resistant baffle 209 and the bottom of a boiler 210, and convenient welding installation, high manganese steel have fine wear resistance, promote the life of product, increase wear-resistant baffle 209 back, bottom of a boiler 201 and pot wall 208 can no longer take place to drop, and wear-resistant baffle 209 takes place the possibility that drops also than lower, even take place to drop, need not to change the bottom of a boiler, the pot wall yet, only need to change wear-resistant baffle 209 can.
In this embodiment, the combustion chamber mechanism 3 includes a combustion chamber, a burner for heating the combustion chamber, and a honeycomb net 31 of energy-concentrating range disposed above the combustion chamber. The energy-gathering stove honeycomb net 31 increases the combustion efficiency, so that the combustion is more sufficient; increased transmission efficiency, made the bottom of a boiler be heated evenly, the ventilation pipe 211 adopts the exit end of many and ventilation pipe 211 evenly to arrange in pot wall 208 circumferential direction, and it is internal that ventilation pipe 211 channels the flue gas in the combustion chamber into the pot, and the export of ventilation pipe 211 is certain contained angle with axial direction and arranges to increase the reverse material effect that erodees of flue gas, improve heat exchange efficiency.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The utility model provides a thermal regeneration bituminous paving cares car heating agitating unit which characterized in that: comprises a combustion chamber mechanism in a cylindrical structure, a stirring pot mechanism arranged on the combustion chamber mechanism and a driving mechanism arranged on the stirring pot mechanism; the stirring pot mechanism comprises a stirring pot component, a stirrer component arranged in the stirring pot component and a ventilation pipe arranged on the stirring pot component; the stirrer assembly comprises a rotating disk connected with the driving mechanism, a plurality of stirring arm units arranged on the rotating disk and a spiral stirring unit coaxially arranged with the rotating disk.
2. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 1, characterized in that: the stirring arm units are uniformly arranged along the circumferential direction of the rotating disc and comprise stirring rods, scraping blades and scraping plates, the stirring rods extend along the radial direction of the rotating disc and are formed by bending downwards in the axial direction, the scraping blades are arranged at the end parts of the stirring rods, and the scraping plates are arranged on the scraping blades.
3. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 2, characterized in that: the number of the stirring arm units is five, the section of the scraping blade is in a right trapezoid shape, and an included angle a between the scraping blade and the rotating radius of the scraping blade is 30-60 degrees.
4. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 3, characterized in that: the spiral stirring unit comprises a mounting disc, a blade mounting shaft and three rotating blades, wherein the mounting disc is connected with the rotating disc, the blade mounting shaft is arranged on the mounting disc, the three rotating blades are uniformly arranged on the blade mounting shaft, and the helix angle of each rotating blade is 20-30 degrees.
5. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 1, characterized in that: the stirring pot component comprises a pot bottom, a pot wall arranged on the pot bottom and a wear-resistant baffle arranged between the pot bottom and the pot wall.
6. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 5, characterized in that: the wear-resistant baffles are multiple and surround to form an annular structure, and 40-50 included angles are formed between the wear-resistant baffles and the pot bottom.
7. The heating and stirring device for the hot recycling asphalt pavement maintenance truck according to claim 6, characterized in that: the wear-resistant baffle is formed by machining a high manganese steel material and is welded between the pot bottom and the pot wall.
8. The heating and stirring device for a thermal regeneration asphalt pavement maintenance truck according to claim 1, characterized in that: the combustion chamber mechanism comprises a combustion chamber, a combustor used for heating the inside of the combustion chamber and an energy-gathering stove honeycomb net arranged above the combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021088779.4U CN212582341U (en) | 2020-06-14 | 2020-06-14 | Heating and stirring device of thermal regeneration asphalt pavement maintenance truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021088779.4U CN212582341U (en) | 2020-06-14 | 2020-06-14 | Heating and stirring device of thermal regeneration asphalt pavement maintenance truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212582341U true CN212582341U (en) | 2021-02-23 |
Family
ID=74651492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021088779.4U Expired - Fee Related CN212582341U (en) | 2020-06-14 | 2020-06-14 | Heating and stirring device of thermal regeneration asphalt pavement maintenance truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212582341U (en) |
-
2020
- 2020-06-14 CN CN202021088779.4U patent/CN212582341U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |