CN209991734U

CN209991734U - Be used for fly ash drying device

Info

Publication number: CN209991734U
Application number: CN201721428000.7U
Authority: CN
Inventors: 曹凤英
Original assignee: Nanjing Xin Xin Xin Environmental Protection Technology Co Ltd
Current assignee: Nanjing Xin Xin Xin Environmental Protection Technology Co Ltd
Priority date: 2017-10-31
Filing date: 2017-10-31
Publication date: 2020-01-24
Anticipated expiration: 2027-10-31

Abstract

The utility model discloses a be used for fly ash drying device, including first fixed block, second fixed block, barrel, material loading mouth, mount, output shaft, motor, bearing, vacuum pump, filter core, deposition case, connecting axle, feed opening, ash absorption pipe, heating wire, cylinder, guiding gutter, heat preservation dustcoat, PTC heat-generating body and connecting pipe. The utility model has reasonable structure, the heating wire inside the roller and the PTC heating element embedded on the inner wall of the barrel can effectively heat and dry the fly ash, the roller and the barrel can heat the fly ash on two sides, the heating efficiency and the heating effect are improved, the roller can reduce the space needing to be heated in the barrel through the self-generated volume, the drying effect is improved, the flow guide groove can guide the fly ash, and the fly ash flows out from the feed opening; the residual fly ash in the cylinder can be sucked out through the vacuum pump and the ash suction pipe, so that the waste of the fly ash is avoided, and the cleanness of the inside of the cylinder is preserved.

Description

Be used for fly ash drying device

Technical Field

The utility model relates to a drying device specifically is a be used for fly ash drying device, belongs to electric power and retrieves technical field useless admittedly.

Background

Fly ash is industrial waste residue discharged by coal-fired powder boilers of thermal power plants, more than 10 hundred million tons of fly ash are accumulated all over the world at present, the solid waste not only occupies a large amount of land, but also pollutes air and underground water sources at the accumulation position, has great harm to the environment, is industrial waste, and is a main raw material for producing heat-insulating materials.

Before the fly ash is recycled, the fly ash needs to be dried, a fly ash drying device generally heats a single surface, the contact area of the fly ash and the drying device is possibly small, and the moisture on the fly ash cannot be removed; after the drying device dries, fly ash may remain in the drying device, and the remaining fly ash may not be collected. Therefore, a fly ash drying device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fly ash drying device for solving the problem.

The utility model discloses a technical scheme realizes above-mentioned purpose, a be used for fly ash drying device, including first fixed block and second fixed block, the welding has the barrel between first fixed block and the second fixed block, first fixed block one side is through mount fixedly connected with motor, the motor output end has cup jointed the output shaft, the output shaft end fixedly connected with cylinder, the cylinder is kept away from output shaft one end welding and is had the connecting axle, connecting axle end and output shaft all have cup jointed the bearing, two bearings inlay to first fixed block inside and second fixed block side surface respectively, the cylinder surface is opened has the guiding gutter, the cylinder inner wall fixedly connected with a plurality of heating wires;

the utility model discloses a heat preservation device, including barrel, barrel bottom, connecting pipe end, filter core, deposition case, ash absorption pipe, first fixed block one side fixedly connected with material loading mouth is close to at the barrel top, the barrel bottom is close to second fixed block one side fixedly connected with feed opening, barrel outer wall bonding is connected with the heat preservation dustcoat, the barrel inner wall is inlayed and is had the PTC heat-generating body, second fixed block one side fixedly connected with vacuum pump and deposition case, the connecting pipe has been cup jointed to the vacuum pump output, the connecting pipe end extends to deposition incasement portion, and the connecting pipe.

Preferably, the drum is located inside the drum.

Preferably, material loading mouth and feed opening all communicate with the barrel is inside, and material loading mouth and feed opening all set up with the barrel is perpendicular.

Preferably, the surface of the ash suction pipe is provided with a plurality of through holes.

Preferably, the guide groove is of a spiral structure.

Preferably, the first fixed block and the second fixed block are arranged in parallel, and the first fixed block and the second fixed block are consistent in geometric dimension.

The utility model has the advantages that: the device has a reasonable structure, the coal ash can be effectively heated and dried by the electric heating wire in the roller and the PTC heating element embedded in the inner wall of the barrel, the roller and the barrel can heat the two sides of the coal ash, the heating efficiency and the heating effect are improved, the space required to be heated in the barrel can be reduced by the self-generated volume of the roller, the drying effect is improved, and the coal ash can be guided by the guide groove to flow out from the feed opening; the residual fly ash in the cylinder can be sucked out through the vacuum pump and the ash suction pipe, so that the waste of the fly ash is avoided, and the cleanness of the inside of the cylinder is preserved.

Drawings

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

FIG. 2 is a schematic structural view of the roller and the guiding gutter of the present invention;

FIG. 3 is a schematic view of the structure of the heating wire and the roller of the present invention;

fig. 4 is a schematic view of the structure of the ash suction pipe of the present invention.

In the figure: 1. the device comprises a first fixing block, a second fixing block, a third fixing block, a fourth fixing block, a fifth fixing block, a sixth fixing block, a fifth fixing block, a sixth fixing block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a fly ash drying device includes a first fixed block 1 and a second fixed block 2, a barrel 3 is welded between the first fixed block 1 and the second fixed block 2, the first fixed block 1 and the second fixed block 2 fix the barrel 3, a motor 7 is fixedly connected to one side of the first fixed block 1 through a fixing frame 5, an output end of the motor 7 is sleeved with an output shaft 6, a roller 16 is fixedly connected to a tail end of the output shaft 6, the roller 16 can rotate along with the output shaft 6, the roller 16 is made of metal iron and can conduct heat, a connecting shaft 12 is welded to one end of the roller 16 far away from the output shaft 6, the connecting shaft 12 and the output shaft 6 fix the roller 16, bearings 8 are sleeved on the tail end of the connecting shaft 12 and the output shaft 6, the two bearings 8 are respectively embedded in the first fixed block 1 and on one side surface of the second fixed block, a diversion trench 17 is formed in the surface of the roller 16, the diversion trench 17 can conduct diversion on the coal ash, and a plurality of electric heating wires 15 are fixedly connected to the inner wall of the roller 16;

a feeding port 4 is fixedly connected with one side of the top of the cylinder 3 close to the first fixed block 1, a discharging port 13 is fixedly connected with one side of the bottom of the cylinder 3 close to the second fixed block 2, the outer wall of the cylinder body 3 is bonded with a heat-insulating outer cover 18, the heat-insulating outer cover 18 is made of asbestos, the heat-insulating effect is achieved, the heat loss in the cylinder body 3 is reduced, a PTC heating element 19 is embedded in the inner wall of the cylinder 3, a vacuum pump 9 and a dust box 11 are fixedly connected with one side of the second fixing block 2, the output end of the vacuum pump 9 is sleeved with a connecting pipe 20, the tail end of the connecting pipe 20 extends to the interior of the ash deposition box 11, and the end of the connecting pipe 20 is sleeved with a filter element 10, the filter element 10 prevents the fly ash from entering the vacuum pump 9, an ash suction pipe 14 is connected to one side of the ash deposition box 11, the ash suction pipe 14 extends into the barrel 3, and the ash suction pipe 14 can suck residual fly ash in the barrel 3 through a vacuum pump 9.

As a technical optimization scheme of the utility model, inside roller 16 was located barrel 3, roller 16 reduced the space that barrel 3 needs the heating inside barrel 3.

As a technical optimization scheme of the utility model, material loading mouth 4 and feed opening 13 all communicate with 3 inside of barrel, and material loading mouth 4 and feed opening 13 all set up with 3 perpendicular of barrel, and material loading mouth 4 and feed opening 13 can be fly ash material loading and unloading.

As a technical optimization scheme of the utility model, ash suction pipe 14 surface is opened has a plurality of through-hole, and ash suction pipe 14 passes through the through-hole and can absorb remaining fly ash in barrel 3.

As a technical optimization scheme of the utility model, guiding gutter 17 is the screw-tupe structure, and guiding gutter 17 provides flow and direction for the fly ash in barrel 3.

As the utility model discloses a technical optimization scheme, first

fixed block

1 and 2 parallel arrangement of second fixed block, and first fixed block 1 is unanimous with 2 geometric dimensions of second fixed block, can effectual fixed barrel 3

When the utility model is used, the coal ash is poured into the feeding hole 4, the motor 7, the PTC heating element 19 and the heating wire 15 are externally connected with a power supply, the motor 7 drives the roller 16 to rotate through the output shaft 6, the roller 16 enables the coal ash to move towards the direction of the feeding hole 13 through the diversion trench 17, meanwhile, the PTC heating element 19 and the heating wire 15 heat and dry the coal ash, and the heated and dried coal ash flows out of the feeding hole 13; after the fly ash is dried, the vacuum pump 9 is externally connected with a power supply, the vacuum pump 9 pumps air in the ash storage box 11 through the connecting pipe 20, the air pressure in the ash storage box 11 is reduced, external air enters the ash storage box 11 through a through hole formed in the surface of the ash suction pipe 14, and meanwhile, the external air brings the fly ash remained in the barrel 3 into the ash storage box 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a be used for fly ash drying device, includes first fixed block (1) and second fixed block (2), its characterized in that: the heating device is characterized in that a barrel (3) is welded between the first fixing block (1) and the second fixing block (2), one side of the first fixing block (1) is fixedly connected with a motor (7) through a fixing frame (5), the output end of the motor (7) is sleeved with an output shaft (6), the tail end of the output shaft (6) is fixedly connected with a roller (16), one end, far away from the output shaft (6), of the roller (16) is welded with a connecting shaft (12), the tail end of the connecting shaft (12) and the output shaft (6) are both sleeved with bearings (8), the two bearings (8) are respectively embedded into the first fixing block (1) and the surface of one side of the second fixing block (2), a flow guide groove (17) is formed in the surface of the roller (16), and a plurality of heating wires (15;

barrel (3) top is close to first fixed block (1) one side fixedly connected with material loading mouth (4), barrel (3) bottom is close to second fixed block (2) one side fixedly connected with feed opening (13), barrel (3) outer wall bonding is connected with heat preservation dustcoat (18), barrel (3) inner wall is inlayed and is had PTC heat-generating body (19), second fixed block (2) one side fixedly connected with vacuum pump (9) and deposition case (11), connecting pipe (20) have been cup jointed to vacuum pump (9) output, connecting pipe (20) end extends to deposition case (11) inside, and connecting pipe (20) end has cup jointed filter core (10), deposition case (11) one side is connected with inhales ash pipe (14), it extends to barrel (3) inside to inhale ash pipe (14).

2. The fly ash drying device as claimed in claim 1, wherein: the roller (16) is positioned inside the barrel (3).

3. The fly ash drying device as claimed in claim 1, wherein: feed inlet (4) and feed opening (13) all communicate with barrel (3) inside, and feed inlet (4) and feed opening (13) all set up with barrel (3) is perpendicular.

4. The fly ash drying device as claimed in claim 1, wherein: the side wall of the ash suction pipe (14) is provided with a plurality of through holes.

5. The fly ash drying device as claimed in claim 1, wherein: the flow guide groove (17) is of a spiral structure.

6. The fly ash drying device as claimed in claim 1, wherein: the first fixing block (1) and the second fixing block (2) are arranged in parallel, and the first fixing block (1) and the second fixing block (2) are identical in size and shape.