CN213173219U

CN213173219U - Dry powder recovery device for asphalt mixing plant

Info

Publication number: CN213173219U
Application number: CN202021497882.4U
Authority: CN
Inventors: 成文; 刘武; 陆生华; 徐进磊
Original assignee: Luqiao Nanjing Engineering General Corp
Current assignee: Luqiao Nanjing Engineering General Corp
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-05-11
Anticipated expiration: 2030-07-23

Abstract

The utility model relates to the technical field of asphalt mixing plants, in particular to a dry powder recovery device for an asphalt mixing plant, which comprises a powder tank truck, a recovery tank, a cloth bag powder collecting box and a suction fan, wherein the air inlet of the cloth bag powder collecting box is connected with a drying cylinder through a pipeline, the air outlet of the cloth bag powder collecting box is connected with the suction fan, one side of the suction fan is connected with an air outlet, the lower end of the cloth bag powder collecting box is connected with a spiral discharging machine, the discharging end of the spiral discharging machine is connected with a recovered powder lifting machine, the upper end of the recovered powder lifting machine is connected with the feeding port of the recovery tank, the lower end discharging port of the recovery tank is connected with a spiral discharging cylinder, and one ends of the spiral discharging; through the recovery tank, the drying cylinder, the cloth bag powder collecting box and the suction fan, dry powder is recycled, and the powder collecting box can be used for manufacturing cement bricks, hollow hexagonal blocks and the like for auxiliary engineering construction, so that the generated dry powder is fully utilized, and waste caused by the dry powder is reduced.

Description

Dry powder recovery device for asphalt mixing plant

Technical Field

The utility model relates to a pitch stirring building technical field especially relates to pitch stirring building dry powder recovery unit.

Background

Asphalt mixing plants include asphalt concrete mixing plants, concrete mixing plants and the like. A plant for the mass production of bituminous concrete. According to the stirring mode, the method can be divided into a forced batch production mode and a continuous production mode; the transportation method can be classified into a fixed type, a semi-fixed type and a mobile type.

Traditional pitch mix building dry powder all adopts wet row's device to handle, handles as the waste material, can cause a lot of materials to be emptyd extravagantly, unable abundant recycle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an asphalt mixing building dry powder recovery unit.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

pitch stirring building dry powder recovery unit, including powder tank car, recovery tank, sack collection powder case and suction fan, the sack collects the air intake of powder case and has a drying cylinder through the pipe connection, the sack collects the air outlet and the suction fan of powder case and is connected, and one side of suction fan is connected with the air outlet, the sack collects the lower extreme of powder case and is connected with the spiral discharge machine, the discharge end of spiral discharge machine is connected with retrieves the powder lifting machine, the upper end of retrieving the powder lifting machine is connected with the feed inlet of recovery tank, the lower extreme discharge gate of recovery tank is connected with spiral discharge cylinder, the one end that spiral discharge cylinder and spiral discharge machine all is connected with the motor, the powder tank car is located the bin outlet below of spiral discharge cylinder one end.

Preferably, the upper end of the cloth bag powder collecting box is provided with a blower, a cloth bag is arranged in the cloth bag powder collecting box, and one end of the suction fan is provided with an air outlet pipe.

Preferably, the air inlets of the blower and the suction fan are provided with sound insulation cylinders, one end of each sound insulation cylinder is provided with a supporting plate, one side of the supporting plate is provided with a baffle, the surface of the baffle is provided with a dispersing port, the inner side of the baffle is provided with a reflecting plate, the surface of the supporting plate is provided with an air inlet, and the air inlet is located between the baffles.

Preferably, the baffle and the reflecting plate are both arranged in a V shape in cross section, and the opening of the reflecting plate faces the blower and the suction fan.

Preferably, the spiral discharging machine comprises a conveying shaft, a spiral conveying piece, a rubber piece and a conveying cylinder, the spiral discharging cylinder and the spiral discharging machine are identical in structure, the conveying shaft is rotatably installed in the conveying cylinder through a bearing, the spiral conveying piece is welded on the surface of the conveying shaft, the rubber piece is fixedly installed on the edge of the spiral conveying piece through a screw, and the rubber piece is attached to the inner wall of the conveying cylinder.

Preferably, the discharge pipe connected with one end of the spiral discharging machine is arranged to be inclined, and the upper side of the spiral discharging machine is provided with an opening and communicated with the inside of the cloth bag powder collecting box.

Preferably, one end of the spiral discharging barrel is provided with a feeding hole, and the recovery tank is connected with the feeding hole of the spiral discharging barrel through a discharging pipe.

The utility model discloses possess following beneficial effect at least:

1. through the recovery tank, the drying cylinder, the cloth bag powder collecting box and the suction fan, dry powder is recycled, and the powder collecting box can be used for manufacturing cement bricks, hollow hexagonal blocks and the like for auxiliary engineering construction, so that the generated dry powder is fully utilized, and waste caused by the dry powder is reduced.

2. Through backup pad, dispersion mouth and the reflecting plate of design, can disperse wind through baffle and dispersion mouth when using hair-dryer and suction fan, and set up the air inlet and do not influence wind and pass through to block the noise that the fan of hair-dryer and suction fan produced through the reflecting plate, the noise abatement outwards propagates.

3. Through the sheet rubber of design on the auger delivery piece, when the auger delivery piece rotated and carried the dry powder, can scrape the dry powder on the inner wall of carrying a section of thick bamboo through the sheet rubber laminating and get, reduce the phenomenon that the dry powder adsorbs on carrying a section of thick bamboo inner wall.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the blower and suction fan of FIG. 1;

FIG. 3 is a schematic view of the spiral take-off cylinder and spiral take-off machine of FIG. 1.

In the figure: 1. a powder tanker; 2. a discharge port; 3. a spiral discharging barrel; 4. a recovery tank; 5. a recovery powder elevator; 6. a drying cylinder; 7. a spiral discharging machine; 8. a motor; 9. a blower; 10. a cloth bag; 11. a cloth bag powder collecting box; 12. an air outlet pipe; 13. a support plate; 14. a reflective plate; 15. an air inlet; 16. a dispensing opening; 17. a baffle plate; 18. a sound-insulating tube; 19. a delivery shaft; 20. a spiral conveying sheet; 21. a rubber sheet; 22. a delivery cartridge; 23. a suction fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, dry powder recovery device for asphalt mixing plant, including powder tank truck 1, recovery tank 4, sack powder collecting box 11 and suction fan 23, the air intake of sack powder collecting box 11 has drying cylinder 6 through the pipe connection, the air outlet of sack powder collecting box 11 is connected with suction fan 23, one side of suction fan 23 is connected with exhaust pipe 12, the lower extreme of sack powder collecting box 11 is connected with spiral discharger 7, the discharge end of spiral discharger 7 is connected with recovery powder lifting machine 5, the upper end of recovery powder lifting machine 5 is connected with the feed inlet of recovery tank 4, the lower extreme discharge gate of recovery tank 4 is connected with spiral discharger 3, the one end of spiral discharger 3 and spiral discharger 7 all is connected with motor 8, powder tank truck 1 is located below discharge gate 2 of spiral discharger 3 one end.

The scheme has the following working processes:

when the dry powder discharging port of the asphalt mixing plant is dried by the drying cylinder 6 during use, the dry powder is discharged into the cloth bag powder collecting box 11 by the operation of the blower 9 and the suction fan 23 to filter out dry powder, the dry powder is conveyed to the concentrated income recovery tank 4 on the recovered powder elevator 5 by the spiral discharging machine 7 to be stored, the dry powder is discharged by the spiral discharging cylinder 3 to be taken and conveyed to a using place by the powder tanker 1, the dry powder can be used for manufacturing cement bricks, hollow hexagonal blocks and the like are used for auxiliary engineering construction, the dry powder of the asphalt mixing plant is fully utilized, waste caused by the waste is avoided, the dry powder passes through the air inlet 15 when the blower 9 and the suction fan 23 operate, the wind is dispersed and reduced in noise by the baffle 17 and the dispersing port 16, the noise generated by the blowers of the blower 9 and the suction fan 23 is blocked by the reflecting plate 14, the outward transmission of the noise is reduced, and the rubber sheets 21 at the edges of the spiral conveying sheets 20 are used for dispersing the spiral discharging machine 7 and the inner wall of the conveying cylinder 22 is scraped, so that the dry powder is reduced to remain in the conveying cylinder 22.

According to the working process, the following steps are known:

through the recovery tank 4, the drying cylinder 6, the cloth bag powder collecting box 11 and the suction fan 23, dry powder is recycled, and the dry powder can be used for manufacturing cement bricks, hollow hexagonal blocks and the like for auxiliary engineering construction, so that the generated dry powder is fully utilized, and waste caused by the waste is reduced.

Further, the upper end of the cloth bag powder collecting box 11 is provided with a blower 9, a cloth bag 10 is arranged inside the cloth bag powder collecting box 11, and one end of the suction fan 23 is provided with an air outlet pipe 12.

Further, air inlets of the blower 9 and the suction fan 23 are provided with sound insulation cylinders 18, one end of each sound insulation cylinder 18 is provided with a support plate 13, one side of each support plate 13 is provided with a baffle 17, the surface of each baffle 17 is provided with a dispersion opening 16, the inner side of each baffle 17 is provided with a reflection plate 14, the surface of each support plate 13 is provided with an air inlet 15, and each air inlet 15 is located between the baffles 17.

Further, the cross-sectional shapes of the baffle 17 and the reflection plate 14 are each set to a V-shape, and the opening of the reflection plate 14 faces the blower 9 and the suction fan 23.

Further, spiral discharging machine 7 includes conveying shaft 19, screw conveying piece 20, sheet rubber 21 and a conveying cylinder 22, and spiral discharging cylinder 3 is the same with spiral discharging machine 7's structure, and conveying shaft 19 rotates through the bearing and installs in conveying cylinder 22, and screw conveying piece 20 welds the surface at conveying shaft 19, and sheet rubber 21 passes through screw fixed mounting at the edge of screw conveying piece 20, and sheet rubber 21 laminates on the inner wall of conveying cylinder 22.

Further, the discharge pipe connected with one end of the spiral discharging machine 7 is arranged to be inclined, and the upper side of the spiral discharging machine 7 is arranged to be an opening and communicated with the inside of the cloth bag powder collecting box 11.

Further, one end of the spiral discharging barrel 3 is provided with a feeding hole, and the recovery tank 4 is connected with the feeding hole of the spiral discharging barrel 3 through a discharging pipe.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A dry powder recovery device of an asphalt mixing plant comprises a powder tank truck (1), a recovery tank (4), a cloth bag powder collecting box (11) and a suction fan (23), and is characterized in that an air inlet of the cloth bag powder collecting box (11) is connected with a drying cylinder (6) through a pipeline, an air outlet of the cloth bag powder collecting box (11) is connected with the suction fan (23), one side of the suction fan (23) is connected with an air outlet pipe (12), the lower end of the cloth bag powder collecting box (11) is connected with a spiral discharging machine (7), the discharge end of the spiral discharging machine (7) is connected with a recovered powder lifting machine (5), the upper end of the recovered powder lifting machine (5) is connected with a feed inlet of the recovery tank (4), the lower end of the recovery tank (4) is connected with a spiral discharging cylinder (3), and one end of each of the spiral discharging cylinder (3) and the spiral discharging machine (7) is connected with a, the powder tank truck (1) is positioned below a discharge port (2) at one end of the spiral discharge barrel (3).

2. The dry powder recycling device for asphalt mixing plants according to claim 1, wherein the upper end of the cloth bag powder collecting box (11) is provided with a blower (9), the inside of the cloth bag powder collecting box (11) is provided with a cloth bag (10), and one end of the suction fan (23) is provided with an air outlet pipe (12).

3. The dry powder recycling device for asphalt mixing plants according to claim 2, wherein the air inlets of the blower (9) and the suction fan (23) are provided with sound insulation cylinders (18), one end of each sound insulation cylinder (18) is provided with a support plate (13), one side of each support plate (13) is provided with a baffle (17), the surface of each baffle (17) is provided with a dispersing port (16), the inner side of each baffle (17) is provided with a reflection plate (14), the surface of each support plate (13) is provided with an air inlet (15), and the air inlets (15) are located between the baffles (17).

4. The dry powder recycling device for asphalt mixing plant according to claim 3, wherein the cross-sectional shapes of the baffle plate (17) and the reflecting plate (14) are both set to be V-shaped, and the opening of the reflecting plate (14) faces the blower (9) and the suction fan (23).

5. The dry powder recycling device for the asphalt mixing plant according to claim 1, wherein the spiral discharging machine (7) comprises a conveying shaft (19), a spiral conveying piece (20), a rubber piece (21) and a conveying cylinder (22), the structure of the spiral discharging cylinder (3) is the same as that of the spiral discharging machine (7), the conveying shaft (19) is rotatably installed in the conveying cylinder (22) through a bearing, the spiral conveying piece (20) is welded on the surface of the conveying shaft (19), the rubber piece (21) is fixedly installed on the edge of the spiral conveying piece (20) through a screw, and the rubber piece (21) is attached to the inner wall of the conveying cylinder (22).

6. The dry powder recovery device for the asphalt mixing plant according to claim 1, wherein a discharge pipe connected to one end of the spiral discharging machine (7) is arranged in an inclined shape, and the upper side of the spiral discharging machine (7) is provided with an opening and is communicated with the inside of the cloth bag powder collecting box (11).

7. The dry powder recovery device for the asphalt mixing plant according to claim 1, wherein a feed inlet is formed at one end of the spiral discharge barrel (3), and the recovery tank (4) is connected with the feed inlet of the spiral discharge barrel (3) through a discharge pipe.