CN220182118U

CN220182118U - Pneumatic ash conveying device for cleaning

Info

Publication number: CN220182118U
Application number: CN202321369570.9U
Authority: CN
Inventors: 崔金祥; 魏霈; 张正鹏
Original assignee: Tianjin Iron and Steel Group Co Ltd
Current assignee: Tianjin Iron and Steel Group Co Ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-12-15
Anticipated expiration: 2033-05-30

Abstract

The utility model discloses a pneumatic ash conveying device for cleaning, which belongs to the technical field of steel production and comprises an ash bucket (1), wherein a filtering device (2) is arranged in the ash bucket (1), a plurality of ash guide plates (3) are arranged at the lower part of the filtering device (2), a conical reducer pipe (4) is arranged at the lower part of the ash bucket (1), the conical reducer pipe (4) is connected with a venturi pipe (8), a blowing assisting pipe (5) is arranged at the front end of the venturi pipe (8), a pneumatic valve (6) and a pressure reducing valve (7) are arranged at the front end of the blowing assisting pipe (5), the front end (7) of the pressure reducing valve is connected with a compressed air storage tank, and the rear end of the venturi pipe (8) is connected with an ash conveying pipeline to be connected with a dust removing pipeline or an ash bucket of a dust remover. The utility model is used for conveying and cleaning sanitary ash materials and conveying ash leaking and leaking of the dust remover, thereby saving the labor amount, avoiding secondary dust raising and completing dust recycling.

Description

Pneumatic ash conveying device for cleaning

Technical Field

The utility model belongs to the technical field of steel production, and particularly relates to a pneumatic ash conveying device for cleaning.

Background

Dust collectors, ash handling devices and pipes for coking, sintering, pelletizing, ironmaking, steelmaking and other processes in iron and steel enterprises leak ash due to wear or process faults result in a large amount of floor ash. The pneumatic ash conveying device for cleaning can reduce the manual work, avoid the phenomena of scattering, leakage, dust emission and the like in transportation and unloading, and improve the recovery rate of dust-removing resources.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides a pneumatic ash conveying device for cleaning. The pneumatic ash conveying device for cleaning has a simple structure and small maintenance amount, is used for conveying clean sanitary ash materials and ash leakage of the dust remover, saves labor force, avoids secondary dust emission, and completes dust recycling.

The utility model is realized in such a way, a pneumatic ash conveying device for cleaning comprises an ash bucket, wherein a filtering device is arranged in the ash bucket, a plurality of ash guide plates are arranged at the lower part of the filtering device, a conical reducer is arranged at the lower part of the ash bucket, the conical reducer is connected with a venturi, a blowing-assisting pipe is arranged at the front end of the venturi, a pneumatic valve and a pressure reducing valve are arranged at the front end of the blowing-assisting pipe, the front end of the pressure reducing valve is connected with a compressed air storage tank, and the rear end of the venturi is connected with an ash conveying pipeline to be connected with a dust removing pipeline or ash bucket of a dust remover.

Preferably, the ash barrel is internally provided with a filtering device which is a pore plate or a filter screen, and the mesh size is 4mm.

Preferably, the inclined directions of the plurality of flow guiding ash plates are consistent, and the inclined angle is 30 degrees.

The utility model has the advantages and technical effects that: by adopting the technical scheme, the pneumatic ash conveying device for cleaning has a simple structure and small maintenance amount, is used for conveying cleaning sanitary ash materials and ash leakage of the dust remover, saves labor intensity, avoids secondary dust emission, and completes dust recycling.

Drawings

FIG. 1 is a schematic view of the mounting structure of the present utility model;

fig. 2 is a schematic structural view of the present utility model.

In the figure: 1. an ash bucket; 2. a filtering device; 3. a deflector; 4. conical reducer pipe; 5. a blow-assist pipe; 6. a pneumatic valve; 7. a pressure reducing valve; 8. a venturi; 9. an ash conveying pipe; 10. a dust remover.

Detailed Description

The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 and 2, a pneumatic ash conveying device for cleaning comprises an ash bucket 1, wherein the ash bucket is of an open type and is connected with a dust removing pipeline to form negative pressure, and cleaned ash is poured into the ash bucket and enters a dust remover under the action of the negative pressure and blowing assistance to complete ash recovery; the ash bucket 1 is internally provided with a filter device 2, the lower part of the filter device 2 is provided with a plurality of flow guide ash plates 3, the lower part of the ash bucket 1 is provided with a conical reducer 4, the conical reducer 4 is connected with a venturi 8, the front end of the venturi 8 is provided with a blowing assisting pipe 5, the front end of the blowing assisting pipe 5 is provided with a pneumatic valve 6 and a pressure reducing valve 7, the front end of the pressure reducing valve 7 is connected with a compressed air storage tank, the rear end of the venturi 8 is connected with an ash conveying pipeline to be connected with a dust removing pipeline or ash hopper of a dust remover, the blowing assisting pressure can be adjusted, the venturi is easier to fluidize ash materials, and the conveying efficiency is improved.

Preferably, the ash bucket 1 is internally provided with a filtering device 2 which is a pore plate or a filter screen, and the mesh size is 4mm. Can filter sundry garbage entrained in the ash material, and is convenient to clean sundry in an open type.

Preferably, the inclination directions of the plurality of flow guiding ash plates 3 are consistent, the inclination angle is 30 degrees, the flow guiding effect is achieved, ash materials uniformly fall down, and the problem that the conveying is not smooth due to uneven ash falling is avoided.

The ash conveying pipeline and the device of the dust remover are used for cleaning and collecting leaked ash and run ash, the leaked ash and the run ash are poured into the open ash bucket 1, and the negative pressure of the pipeline of the dust remover is connected, so that the environmental protection problems of secondary dust emission and the like can not be caused, and a valve is arranged to play a role in adjusting the air quantity and opening and closing. The filter device 2 in the ash bucket can filter sundries and garbage in ash materials, is convenient to clean and avoids blocking the device. The ash is evenly fed into the conical reducer pipe 4 through the guide plate 3, the blowing assisting pipe 5 is opened, the ash is fluidized into the ash conveying pipeline 9 under the action of compressed air and the venturi pipe 8, the pneumatic valves 5 and 6 and the pressure reducing valve are arranged, the blowing assisting pressure can be regulated, and the ash is pneumatically conveyed into the dust remover. The device has simple structure and small maintenance amount, is used for conveying and cleaning sanitary ash materials and leaked ash of the dust remover, saves labor amount, avoids secondary dust emission and completes dust recycling.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a clean with strength ash conveying device, includes ash bucket (1), sets up filter equipment (2), its characterized in that in ash bucket (1): the lower part of the filtering device (2) is provided with a plurality of flow guiding ash plates (3), the lower part of the ash bucket (1) is provided with a conical reducer pipe (4), the conical reducer pipe (4) is connected with a venturi pipe (8), the front end of the venturi pipe is provided with a blowing assisting pipe (5), the front end of the blowing assisting pipe (5) is provided with a pneumatic valve (6) and a pressure reducing valve (7), the front end of the pressure reducing valve (7) is connected with a compressed air storage tank, and the rear end of the venturi pipe (8) is connected with an ash conveying pipeline which is connected with a dust remover dust collecting pipeline or ash bucket.

2. A pneumatic ash conveying device for cleaning according to claim 1, characterized in that the ash bucket (1) is internally provided with a filtering device (2) which is a pore plate or a filter screen, and the mesh size is 4mm.

3. A pneumatic ash conveyor for cleaning according to claim 1, characterised in that the inclination directions of several deflector plates (3) are uniform, with an inclination angle of 30 degrees.