CN217419264U - Bituminous paving scarify device - Google Patents
Bituminous paving scarify device Download PDFInfo
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- CN217419264U CN217419264U CN202121099095.9U CN202121099095U CN217419264U CN 217419264 U CN217419264 U CN 217419264U CN 202121099095 U CN202121099095 U CN 202121099095U CN 217419264 U CN217419264 U CN 217419264U
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- scarify
- heating
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- scarification
- automobile body
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Abstract
The utility model discloses a bituminous paving scarify device sets up the scarify on the scarify automobile body and controls platform, scarify fuel cell, heating unit and heat preservation fan, scarify automobile body bottom sets up heat preservation bellows and scarify mechanism, scarify mechanism is including being located two rows of scarify tool bits before, after respectively, smoke collection cover plate and suction hood are installed to the top of scarify tool bit. Heating unit's heating automobile body afterbody sets up folding insulation board, folding insulation board has a certain amount of flexible length scope, the heating unit of scarify device can heat old road surface, through can be along with flexible collection cigarette cover plate and the smoke suction hood of scarify head, can collect the flue gas that produces when the scarify and send into and carry out the high temperature combustion decomposition in the heating furnace, can make full use of heat energy under the prerequisite of guaranteeing the environmental protection, make the road surface can the intensive heating, the scarify temperature has been guaranteed, make the road surface heating sufficient, reduce or avoid the damage of former road surface stone gradation, thereby control construction quality and efficiency of construction.
Description
Technical Field
The utility model relates to a pitch field of paving especially relates to a bituminous paving scarify device.
Background
Along with the increase of the service life of the asphalt pavement and the increase of the traffic volume, a great amount of highway maintenance requirements are brought. The in-situ thermal regeneration mainly solves non-roadbed diseases such as road surface ruts, pit grooves, lean oil threshing, net cracks, surface layer cracks, bonding layer water permeability and the like, and the asphalt pavement in-situ thermal regeneration construction process is used as pavement regeneration renovation construction, is convenient and quick and does not need to seal traffic. The in-situ hot regeneration is a preventive maintenance technology, and adopts special in-situ hot regeneration equipment to heat and soften the original asphalt pavement, mechanically loosen the pavement, mix a certain amount of new asphalt, new asphalt mixture and regenerant in situ, stir the mixture and re-pave and compact the formed regenerated mixture in situ, thereby achieving the road maintenance process of eliminating pavement diseases and recovering pavement performance. However, in the prior art, the harrowing temperature is difficult to be ensured in the harrowing process, and the stone gradation damage of the original pavement is easily caused when the pavement is insufficiently heated, so that the construction quality is difficult to control. Accordingly, the prior art is subject to further improvement and development.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of above-mentioned prior art, the utility model aims to provide an asphalt pavement scarify device improves road surface heating efficiency, guarantees scarify efficiency and quality.
In order to solve the technical problem, the utility model discloses the scheme includes:
the utility model provides an asphalt pavement scarify device, its includes the scarify automobile body, wherein, set up the scarify on the scarify automobile body and control platform, scarify fuel cell, heating element and heat preservation fan, scarify automobile body bottom sets up heat preservation bellows and scarify mechanism, the scarify mechanism is including being located two rows of scarify tool bits before, after respectively, collection cigarette cover plate and smoke absorption cover are installed to the top of scarify tool bit.
The bituminous pavement scarification device is characterized in that the scarification tool bit is spirally arranged and is provided with a flat-head-shaped cutting edge.
The bituminous pavement scarification device is characterized in that the heating unit comprises a heating control platform, a heating fuel tank, a hot blast stove and a heating fan, and a heating air box is arranged at the bottom of the heating unit.
The bituminous pavement scarification device comprises an inner shell and an outer shell which are sleeved with each other, a combustion chamber is arranged in the inner shell, a degradation chamber is formed between the inner shell and the outer shell, and a heating burner in the hot blast stove extends into the combustion chamber.
The bituminous pavement scarification device is characterized in that the air supply port of the combustion chamber is communicated with one port of the heating air box, the air suction port of the heating air box is communicated with the other port of the heating air box, the air outlet of the heating air box is communicated with the degradation chamber, and the heating console is connected with the hot blast stove and the heating air box through a circuit.
The bituminous paving scarification device comprises a heating air box, wherein the heating air box comprises an air outlet area and an air return area, an air supply port of a combustion chamber is communicated with the air outlet area, an air suction port of the heating air box is communicated with the air return area, and the bottom of the heating air box is open for heating.
The bituminous pavement scarification device is characterized in that an exhaust funnel is arranged at the top of the degradation chamber.
The utility model provides a pair of bituminous paving scarify device, old road surface heating temperature has been guaranteed, and good economic benefits has, heating unit's heating automobile body afterbody sets up folding insulation board, folding insulation board has a certain amount of flexible length scope, scarify device's heating unit can heat old road surface, through can be along with flexible collection cigarette cover plate of scarification tool bit and smoke suction hood, can collect the flue gas that produces when scarifying and send into and carry out the high temperature combustion decomposition in the heating furnace, can make full use of heat energy under the prerequisite of guaranteeing the environmental protection, make the road surface can the intensive heating, scarify temperature has been guaranteed, make the road surface heating sufficient, reduce or avoid the damage of former road surface stone material gradation, thereby control construction quality and efficiency.
Drawings
FIG. 1 is a schematic view of a raking device for bituminous pavement according to the present invention;
FIG. 2 is a schematic view of a heating unit according to the present invention;
1c, a hot blast stove; 1c1, heat-up burner; 1c2, exhaust funnel; 1d, heating a fan; 1e, heating an air box; 2. a scarification machine; 2a, raking and loosening the control table; 2b, raking the fuel tank; 2c, a heating unit; 2d, a heat preservation fan; 2e, a heat preservation air box; 2f, a raking and loosening mechanism.
Detailed Description
The utility model provides a bituminous paving scarify device, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a bituminous paving scarify device, as shown in figure 1, set up the scarify on the scarify automobile body and control platform 2a, scarify fuel cell 2b, heating element 2c and heat preservation fan 2d, the scarify automobile body bottom sets up heat preservation bellows 2e and scarify mechanism 2f, and scarify mechanism 2f installs smoke collection cover plate and smoke absorption cover including being located two rows of scarify tool bits before, after respectively, the top of scarify tool bit. The harrowing knife head is spirally arranged and is provided with a flat-head-shaped cutting edge. The flat-head design type cutter head realizes the lossless scarification of the road surface and ensures that the grading of the road material is not damaged. By utilizing the principle of spiral distribution of the raking and loosening cutter, the loosened and old materials which are loosened by raking and loosening can be concentrated to the tail part to form a trapezoidal material ridge.
In another preferred embodiment of the present invention, the heating unit 2c is provided with a heating console 1a, a heating fuel tank 1b, a hot-blast stove 1c and a heating blower 1d, the heating bottom of the vehicle is provided with a heating bellows 1e, the hot-blast stove 1c comprises an inner shell and an outer shell which are nested, a combustion chamber is arranged in the inner shell, a degradation chamber is formed between the inner shell and the outer shell, a heating burner 1c1 in the hot-blast stove 1c extends into the combustion chamber, an air supply port of the combustion chamber communicates with one port of the heating bellows 1e, an air suction port of the heating blower 1d communicates with the other port of the heating bellows 1e, an air outlet of the heating blower 1d communicates with the degradation chamber, and the heating console 1a is connected with the hot-blast stove 1c and the heating blower 1d through a circuit.
Furthermore, the heating air box 1e comprises an air outlet area and an air return area, an air supply port of the combustion chamber is communicated with the air outlet area, an air suction port of the heating fan 1d is communicated with the air return area, and the bottom of the heating air box 1e is open for heating. The hot air blown out from the air outlet area heats the road surface, the ambient air is sucked from the bottom of the heating air box 1e through the heating fan 1d and flows into the air return area from the field gap, so that the internal hot air does not overflow and the oxygen in the external fresh air enters the combustion-supporting effect; the fresh air enters, the return air with the same air volume after heat conduction is replaced, asphalt smoke in the return air is degraded and differentiated in a high-temperature environment, the replaced return air is driven by the heating fan 1d to be discharged in a centralized and environment-friendly mode, controlled energy-saving and environment-friendly discharge is achieved, and the top of the degradation chamber is provided with the exhaust funnel 1c2 for discharging waste gas.
The operation mode is approximately as follows:
the old road surface before scarifying is kept at a proper scarifying temperature through a heating unit 2c, a heat preservation air box 2e and a heat preservation fan 2d, the scarifying machine mechanism 2f conducts nondestructive scarifying collection on the asphalt mixture on the surface layer of the old road which is heated and loosened, meanwhile, the flue gas generated by scarifying is collected in a centralized manner for pyrolysis treatment, and the scarified asphalt mixture is further collected in a centralized manner into a trapezoidal material ridge;
when the scarification operation is carried out on the adjacent paved road surfaces, the scarification width is 10-15cm larger than that of the lapped road surfaces, so that the longitudinal thermal connection is ensured, and the appearance is consistent.
Checking the temperature of the road surface at the scarification edge at any time, if the temperature is lower, adjusting the air distribution temperature of the heating unit 2c and the scarification machine mechanism 2f in time to ensure that the scarification edge has enough temperature so as to ensure that the longitudinal joint is rolled and compacted; the bottom surface of the scarification layer reaches the required roughness, the temperature of the bottom surface layer is controlled to be 70-90 ℃, and the temperature of the material ridge formed after scarification is not lower than 100 ℃.
The air distribution temperature of the warmer 2c of the scarification machine 2 is adjusted at any time according to the temperature change of the old road surface before scarification. The harrowing depth is controlled by a specially-assigned person, and the harrowing machine mechanism 2f can automatically control the harrowing depth, but the harrowing depth is always changed, so that the harrowing depth is measured at any time and is timely adjusted when the harrowing depth is changed, and the harrowing depth is ensured to be uniform.
Of course, the above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and it should be noted that any equivalent substitution, obvious modification made by those skilled in the art under the teaching of the present specification fall within the essential scope of the present specification, and the protection of the present invention should be protected.
Claims (7)
1. The utility model provides an asphalt pavement scarify device, its includes the scarify automobile body, its characterized in that, set up the scarify on the scarify automobile body and control platform, scarify fuel cell, heating element and heat preservation fan, scarify automobile body bottom sets up heat preservation bellows and scarify mechanism, the scarify mechanism is including being located two rows of scarify tool bits before, after, respectively, collection cigarette cover plate and smoke absorption cover are installed to the top of scarify tool bit.
2. The bituminous pavement scarification device according to claim 1, wherein the scarification cutter head is arranged in a spiral shape and is provided with a flat-head-shaped blade.
3. The device for harrowing asphalt pavement according to claim 1, wherein the heating unit comprises a heating console, a heating fuel tank, a hot blast stove and a heating blower, and a heating air box is arranged at the bottom of the heating unit.
4. The bituminous pavement scarification device according to claim 3, wherein the hot blast stove comprises an inner shell and an outer shell which are nested with each other, a combustion chamber is arranged in the inner shell, a degradation chamber is formed between the inner shell and the outer shell, and a heating burner in the hot blast stove extends into the combustion chamber.
5. The bituminous pavement scarification device according to claim 4, wherein an air supply port of the combustion chamber is communicated with one port of the heating air box, an air suction port of the heating fan is communicated with the other port of the heating air box, an air outlet of the heating fan is communicated with the degradation chamber, and the heating console is connected with the hot blast stove and the heating fan through a circuit.
6. The bituminous pavement scarification device according to claim 4, wherein the heating bellows comprises an air outlet area and an air return area, an air supply port of the combustion chamber is communicated with the air outlet area, an air suction port of the heating fan is communicated with the air return area, and the bottom of the heating bellows is a heating opening.
7. The bituminous pavement scarification device according to claim 4, wherein an exhaust funnel is arranged at the top of the degradation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121099095.9U CN217419264U (en) | 2021-05-20 | 2021-05-20 | Bituminous paving scarify device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121099095.9U CN217419264U (en) | 2021-05-20 | 2021-05-20 | Bituminous paving scarify device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217419264U true CN217419264U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121099095.9U Active CN217419264U (en) | 2021-05-20 | 2021-05-20 | Bituminous paving scarify device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217419264U (en) |
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2021
- 2021-05-20 CN CN202121099095.9U patent/CN217419264U/en active Active
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