Flue gas collecting and processing system for asphalt paver
Technical Field
The utility model relates to a flue gas collection handles technical field, concretely relates to flue gas collection processing system for asphalt paving machine.
Background
In the process of municipal engineering asphalt concrete pavement construction, in order to ensure construction quality, the temperature of an asphalt mixture is generally not lower than 150 ℃ during construction, the asphalt mixture is unloaded into a hopper of a paver by a material conveying vehicle, so that the asphalt mixture can generate pyrolysis oxidation at high temperature, a large amount of asphalt smoke can be generated when the asphalt mixture enters the hopper of the paver, the environment is polluted, and discomfort reactions such as dizziness, head swelling, nausea or cough can also occur to constructors, and the asphalt is more serious when the asphalt is paved in a burning day.
At present, a conventionally used asphalt paver has no processing device or technical means for collecting asphalt smoke in the material receiving and paving process.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to remedy prior art's not enough, provide a flue gas collection processing system for asphalt paving machine.
To solve the technical problem, the technical scheme of the utility model is that:
a flue gas collecting and processing system for an asphalt paver comprises a curtain supporting member, wherein the curtain supporting member is used for fixedly mounting a flexible curtain, the flexible curtain forms a cavity, and a hopper of the asphalt paver is positioned in the cavity; the flexible curtain is provided with a transparent window, so that the view field of a driver of the asphalt paver is not influenced; the curtain supporting component is arranged on the roof of the asphalt paver through the turnover mechanism; the device is characterized by further comprising a smoke pumping and discharging device, wherein the smoke pumping and discharging device is fixedly installed at the rear part of the asphalt paver, the smoke pumping and discharging device is communicated with the cavity through a ventilation pipeline, and the smoke pumping and discharging device is used for collecting and purifying smoke.
Further, the flexible curtain includes a left curtain, a front curtain, a top curtain, and a right curtain.
Furthermore, the flexible curtain is made of transparent flexible materials.
Further, the curtain supporting component is a U-shaped component, and the U-shaped component comprises a left rod, a front rod and a right rod which are integrally connected; the turnover mechanism comprises a shaft, an ear piece, an electric winch, a limiting bracket and a limiting column, wherein two ends of the shaft are respectively and fixedly connected with the tail ends of a left rod and a right rod of the curtain supporting component, the shaft is provided with at least 2 bearings with seats in a matching way, and the bearings with the seats are fixed on the roof of the asphalt paver; the ear piece is fixedly connected with the shaft, the ear piece and the curtain supporting component are arranged in an L shape, and when the curtain supporting component is in a horizontal state, the ear piece is in a vertical state; a sheep eye screw is fixedly arranged at the top of the ear piece, the first end of the steel wire rope is fixedly connected with the sheep eye screw, and the second end of the steel wire rope is connected with a reel of the electric winch; the electric winch, the limiting bracket and the limiting column are all fixedly arranged on the roof of the asphalt paver, and the electric winch is used for winding and unwinding the steel wire rope; the limiting bracket is positioned at the front part of the ear piece, and a collision block is fixedly arranged on the limiting bracket; spacing post is located the rear portion of ear, and has cup jointed compression spring on the spacing post, and compression spring's top is higher than the top of spacing post, and when propping the curtain component and being vertical state, ear and compression spring contact and extrusion compression spring for prop the vertical spacing of curtain component.
Further, a reinforcing support is arranged between the left rod and the right rod of the curtain supporting component.
Furthermore, the vent pipe is a high-temperature-resistant hose, and the vent pipe is detachably and fixedly connected with the roof of the asphalt paving machine through a pipe clamp.
The utility model discloses the beneficial effect that can reach does: simple structure, the cost is low, is applicable to the flue gas collection of asphalt paving machine and handles, has compensatied the defect that does not have the flue gas collection to handle on the asphalt paving machine of prior art, through the collection and the purification to the pitch flue gas, has reduced the produced flue gas of high temperature asphalt mixture to the pollution of environment to a certain extent, has effectively improved constructor's operational environment.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic perspective view ii of the embodiment of the present invention;
fig. 3 is a schematic right view of an embodiment of the present invention;
FIG. 4 is a schematic right view of an embodiment of the present invention (with the flexible curtain removed);
FIG. 5 is a schematic left view of an embodiment of the present invention (with the flexible curtain removed);
fig. 6 is a perspective view of state a of the present invention (with the flexible curtain removed);
fig. 7 is a perspective view of state B of the embodiment of the present invention (with the flexible curtain removed);
FIG. 8 is an enlarged partial view of section I of FIG. 6;
FIG. 9 is an enlarged partial view of section II of FIG. 7;
in the figure: 1-flexible shade, 101-left shade, 102-front shade, 103-top shade, 104-right shade; 2-curtain supporting component, 3-mounting bracket, 4-smoke pumping device, 5-vent pipeline, 6-seated bearing, 7-pipe clamp, 8-limit bracket, 9-collision block, 10-ear piece, 11-reinforcing support, 12-limit column, 13-sheep eye screw, 14-compression spring, 15-steel wire rope, 16-shaft, 17-electric winch and 99-car roof.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Examples
A flue gas collecting and processing system for an asphalt paver comprises a curtain supporting member 2, wherein the curtain supporting member 2 is used for fixedly mounting a flexible curtain 1, the flexible curtain 1 comprises a left curtain 101, a front curtain 102, a top curtain 103 and a right curtain 104, the flexible curtain 1 encloses a cavity, and a hopper of the asphalt paver is positioned in the cavity; in order to not affect the visual field of a driver of the asphalt paver, a transparent window can be arranged on the flexible curtain 1 by a person skilled in the art, in the embodiment, the flexible curtain 1 is made of a transparent flexible material, so that an additional window is not needed; the curtain supporting component 2 is arranged on the roof 99 of the asphalt paver through a turnover mechanism; the smoke exhaust ventilator also comprises a smoke exhaust ventilator 4, and the smoke exhaust ventilator 4 is installed on the bracketThe frame 3 is fixedly arranged at the rear part of the asphalt paver, the smoke pumping and exhausting device 4 is communicated with the cavity through an air duct 5, the air duct 5 is a high-temperature-resistant hose, the air duct 5 is detachably and fixedly connected with the roof 99 of the asphalt paver through a pipe clamp 7, and the air duct 5 can be detached and replaced according to actual use conditions; the smoke pumping and discharging device 4 is used for collecting and purifying smoke, the smoke pumping and discharging device 4 is an existing product, an EMB dual-motor technology is adopted, the collected smoke is rapidly pumped and discharged, the noise can be as low as 28 decibels, the rated power is 90W, and the air volume reaches 24m 3 And/min, stabilizing silence, saving energy and electricity. The exhausted smoke is discharged after passing through a high-voltage ionization region, static collection and multiple activated carbon purification and filtration. And arranging an asphalt oil collecting device (not shown in the figure) to discharge the accumulated asphalt oil for recycling. The power supply of the smoke pumping device 4 adopts a 24V power supply of the paver, and is converted into a 220V output power supply through an inverter to supply power to the smoke pumping device 4.
The curtain supporting component 2 is a U-shaped component, the U-shaped component comprises a left rod, a front rod and a right rod which are connected integrally, and a reinforcing support 11 is arranged between the left rod and the right rod of the curtain supporting component 2.
The turnover mechanism comprises a shaft 16, an ear piece 10, an electric winch 17, a limiting bracket 8 and a limiting column 12, wherein two ends of the shaft 16 are respectively and fixedly connected with the tail ends of a left rod and a right rod of the curtain supporting member 2, at least 2 bearings 6 with seats are arranged on the shaft 16 in a matching way, and the bearings 6 with seats are fixed on the roof 99 of the asphalt paver; the ear piece 10 is fixedly connected with the shaft 16, the ear piece 10 and the curtain supporting component 2 are arranged in an L shape, and when the curtain supporting component 2 is in a horizontal state, the ear piece 10 is in a vertical state; a sheep eye screw 13 is fixedly arranged at the top of the ear piece 10, a first end of a steel wire rope 15 is fixedly connected with the sheep eye screw 13, and a second end of the steel wire rope 15 is connected with a reel of an electric winch 17; the electric winch 17, the limiting bracket 8 and the limiting column 12 are all fixedly arranged on the roof 99 of the asphalt paver, and the electric winch 17 is used for winding and unwinding the steel wire rope 15; the limiting bracket 8 is positioned at the front part of the ear piece 10, the limiting bracket 8 is fixedly provided with a collision block 9, and when the curtain supporting component 2 is in a horizontal state, the ear piece 10 is in contact with the collision block 9 and is used for horizontal limiting of the curtain supporting component 2; spacing post 12 is located the rear portion of ear 10, and cup jointed compression spring 14 on the spacing post 12, and compression spring 14's top is higher than the top of spacing post 12, and when propping curtain component 2 and being vertical state, ear 10 and compression spring 14 contact and extrusion compression spring 14 for prop the vertical spacing of curtain component 2.
Use of this example:
(1) when the materials need to be discharged into the hopper of the asphalt paver, the electric winch 17 is driven to wind the steel wire rope 15, and the curtain supporting member 2 is slowly rotated from the horizontal state to the vertical state under the pulling of the steel wire rope 15; the flexible curtain 1 moves to the rear of the hopper of the asphalt paving machine along with the curtain supporting component 2, does not prevent the dump truck from discharging into the hopper of the asphalt paving machine, and at the moment, the compression spring 14 is in a compressed state.
(2) After the feeding of the asphalt spreader hopper is finished, the electric winch 17 is driven to act to gradually release the steel wire rope 15, the compression spring 14 rebounds to push the curtain supporting member 2, the curtain supporting member 2 naturally rotates downwards under the common weight of the curtain supporting member and the flexible curtain 1, when the ear piece 10 touches the collision block 9, the curtain supporting member 2 is in a horizontal state, and the smoke pumping and discharging device 4 pumps smoke in a cavity surrounded by the flexible curtain 1 through the vent pipe 5.
In the description of the present invention, words such as "inner", "outer", "upper", "lower", "front", "rear", etc., indicating directions or positional relationships are used only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
The above is only one of the embodiments of the present invention, the protection scope of the present invention is not limited to the above-mentioned embodiments, it should be pointed out, for the ordinary skilled person in the art, without departing from the present invention, the present invention provides a plurality of improvements and decorations made under the premise of the idea.