CN213610386U

CN213610386U - High-efficient dust collector is used in cement plant

Info

Publication number: CN213610386U
Application number: CN202022401411.5U
Authority: CN
Inventors: 张�杰
Original assignee: Kunming University of Science and Technology
Current assignee: Kunming University of Science and Technology
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-07-06
Anticipated expiration: 2030-10-26

Abstract

The utility model relates to a high-efficient dust collector is used in cement mill belongs to cement manufacture equipment technical field. The device mainly comprises a filtering bin, an air inlet, filtering devices, a purifying unit, an ash collecting hopper, a cleaning fan and a spraying pipe, wherein the air inlet is arranged at the bottom end of the filtering bin, the purifying unit is arranged at the top of the filtering bin, the ash collecting hopper is arranged at the bottom of the filtering bin, 2-4 filtering devices are arranged in the filtering bin along the airflow direction, the spraying pipe is arranged on the filtering bin above the filtering devices, and the top of the filtering bin is connected with the cleaning fan through a ventilating pipe; the dust-containing air is filtered for a plurality of times, so that the dust removal effect is good; the filter screen is designed into a herringbone shape, so that the filter area is increased, the load of equipment is reduced, and the dust removal efficiency is improved; the filter screen can open and shut, vibrations, can clear up fast, retrieve the cement ash, guarantees work efficiency.

Description

High-efficient dust collector is used in cement plant

Technical Field

The utility model belongs to the technical field of cement manufacture equipment, concretely relates to high-efficient dust collector is used in cement plant.

Background

During the working process of a cement mill or a cement bin, the air pressure in the bin is shifted, a large amount of cement ash and dust can be lifted in the bin, and the cement ash and the dust can be lifted and diffused to the outside, so that the environment is polluted, and the physical health of workers in a cement plant is damaged; because the dust output amount is large, a large amount of high-temperature dust and cement dust can be attached to the filter screen, and the work load of the dust removal device is large; most of dust removing equipment of the existing cement plant uses filter bags for dust removal, even if certain dust removing effect can be kept in a short time, the dust removing effect is poor, the dust removing effect is required to be frequently replaced, cement dust is difficult to recover, and the work efficiency is low, and the filter screen dust collecting phenomenon or the filter bag damage stemming phenomenon is easily caused after long-time use.

Disclosure of Invention

In order to overcome the problems that the existing dust removing equipment in the background art is easy to cause dust accumulation on a filter screen after being used for a long time, the dust removing effect is reduced, the filter screen is difficult to clean and recover cement dust, the working efficiency is lower and the phenomenon that the filter bag damages the gundust is serious, the utility model provides a high-efficiency dust removing device for cement factories; the dust-containing air is filtered for a plurality of times, so that the dust removal effect is good; the filter screen is designed into a herringbone shape, so that the filter area is increased, the load of equipment is reduced, and the dust removal efficiency is improved; the filter screen with open and shut, vibrations deashing, the convenient cement ash that can clear up fast, retrieve guarantees work efficiency.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a high-efficiency dust removal device for a cement plant mainly comprises a filter bin, an air inlet, a filter device, a purification unit, an ash collecting hopper, a cleaning fan and a spray pipe, wherein the air inlet is formed in the bottom end of the filter bin, the purification unit is arranged at the top of the filter bin, the ash collecting hopper is arranged at the bottom of the filter bin, 2-4 filter devices are arranged in the filter bin along the airflow direction, the spray pipe is arranged on the filter bin above the filter device, and the top of the filter bin is connected with the cleaning fan through a vent pipe; filter equipment include fixed frame, lead screw, slider, filter plate, vibrating motor, the filtration storehouse in be equipped with a supporting bench, fixed frame passes through damping spring and installs at a supporting bench, the lead screw passes through the bearing and installs on fixed frame, slider and lead screw threaded connection, two articulated formation "people" style of calligraphy filter screen subassemblies of filter plate, the filter screen subassembly both sides articulate respectively on fixed frame and slider, vibrating motor fixed mounting is in fixed frame bottom, the lead screw passes the waist type hole on the filtration storehouse, end-to-end connection has the hand wheel, waist type hole on be stamped the rubber piece.

And a dustproof brush is arranged between the filter screen plate and the filter bin or the fixed frame.

The dust collecting hopper is characterized in that a dust discharging door is installed at the bottom of the dust collecting hopper, one side of the dust discharging door is fixed with the hinged other side of the dust collecting hopper through a bolt, and the dust discharging door is sealed with the bottom of the dust collecting hopper through a rubber pad.

The aperture of the filter screen plate is reduced along the air flow direction.

The utility model has the advantages that:

the utility model has the advantages that the dust-containing air is filtered for a plurality of times, so that the dust removal effect is better; the filter screen is designed into a herringbone shape, so that the filter area is increased, the load of equipment is reduced, and the dust removal efficiency is improved; the filter screen assembly can be opened, closed and vibrated, and can quickly clean and recover cement ash, so that the working efficiency is ensured.

Drawings

Fig. 1 is a perspective view of the internal structure of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a schematic perspective view of the filtering apparatus of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

The utility model discloses a high-efficient dust collector is used in cement factory, a high-efficient dust collector is used in cement factory mainly include filter bin 1, air intake 2, filter equipment 3, purification unit 4, dust hopper 5, clearance fan 6, shower 7, filter bin 1 bottom be equipped with air intake 2, filter bin 1 top be equipped with purification unit 4 (model: FFU-1175 type), filter bin 1 bottom is installed dust hopper 5, filter bin 1 is interior to install 2 to 4 filter equipment 3 along the air current direction, the air that contains the dust enters into filter bin 1 from air intake 2, filter bin 1 bore is great, the wind speed reduces, be favorable to the dust to sink, the air is in proper order after filter equipment 3 filters, the air is discharged after purification unit 4 purifies again, dust fall, purifying effect is good; mutually adsorbed or larger dust sinks into the dust collecting hopper 5; a spray pipe 7 is arranged on the filtering bin 1 above the filtering device 3, and the top of the filtering bin 1 is connected with a cleaning fan 6 through a ventilation pipe; the filtering device 3 comprises a fixed frame 30, a screw rod 31, a sliding block 32, a filter screen plate 33 and a vibrating motor 34, a supporting table 11 is arranged in the filtering bin 1, the fixed frame 30 is installed on the supporting table 11 through a damping spring, the screw rod 31 is installed on the fixed frame 30 through a bearing, the sliding block 32 is in threaded connection with the screw rod 31, the two filter screen plates 33 are hinged to form a 'herringbone' filter screen assembly, two sides of the filter screen assembly are respectively hinged to the fixed frame 30 and the sliding block 32, the filter screen is in a 'herringbone' shape, the filtering area is increased, the equipment load is reduced, and the dust removal efficiency; the vibration motor 34 is fixedly installed at the bottom of the fixing frame 30, when dust on the filter screen assembly is cleaned, the vibration motor 34 can be started to vibrate the filter screen assembly so as to clean the dust on the filter screen assembly, the screw rod 31 penetrates through the waist-shaped hole 12 on the filter bin 1, the tail end of the screw rod is connected with the hand wheel 8, and the waist-shaped hole 12 is covered with a rubber sheet; the opening and closing of the filter screen assembly can be realized through the hand wheel 8, when the vibration motor 34 shakes and cleans dust on the filter screen assembly, the lower filter screen assembly is opened, and the dust is ensured to smoothly fall into the dust collecting hopper 5; the cleaning fan 6 can be started to reversely supply air to clean cement ash on the filter screen plate 33, and the filter screen plate 33 and cement ash attached to the interior of the filter bin 1 can be washed by spraying water through the spray pipe 7 when necessary; can clear up fast, retrieve the cement ash, guarantee work efficiency.

And a dustproof brush 35 is arranged between the filter screen plate 33 and the filter bin 1 or the fixed frame 30, so that cement ash is prevented from being discharged without being filtered, and the dust removal effect is ensured.

The ash collecting hopper 5 bottom install the ash discharging door 51, the ash discharging door 51 passes through the bolt with ash collecting hopper 5 articulated another side and fixes, the ash discharging door 51 is sealed through the rubber pad with ash collecting hopper 5 bottom, the cement ash in the ash collecting hopper 5 of being convenient for discharge guarantees that filter house 1 is airtight, guarantees the negative pressure environment, improves the efficiency of admitting air of air intake 2. The aperture of the filter screen plate 33 is sequentially reduced along the air flow direction, and the filter screen plate is filtered for multiple times, so that the blocking condition of the filter screen plate 33 is relieved, and the cleaning period is prolonged.

The working process is as follows:

when the dust-settling air purifier works, air containing dust enters the filtering bin 1 from the air inlet 2, the aperture of the filtering bin 1 is large, the air speed is reduced, dust sinking is facilitated, the air is sequentially filtered by the filtering device 3, the air is purified by the purifying unit 4 and then discharged, and the dust-settling and purifying effects are good; mutually adsorbed or larger dust sinks into the dust collecting hopper 5, when the dust collecting hopper needs to be cleaned, the equipment stops working, the vibration motor 34 can be started to vibrate the filter screen assembly so as to clean the dust on the filter screen assembly, and when the vibration motor 34 vibrates to clean the dust on the filter screen assembly, the lower filter screen assembly is opened so as to ensure that the dust smoothly falls into the dust collecting hopper 5; the cleaning fan 6 can be started to reversely supply air to clean cement ash on the filter screen plate 33, and the filter screen plate 33 and cement ash attached to the interior of the filter bin 1 can be washed by spraying water through the spray pipe 7 when necessary; can clear up fast, retrieve the cement ash, guarantee work efficiency.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a cement plant uses high-efficient dust collector which characterized in that: the efficient dust removal device for the cement plant comprises a filtering bin (1), an air inlet (2), a filtering device (3), a purifying unit (4), an ash collecting hopper (5), a cleaning fan (6) and a spraying pipe (7), wherein the air inlet (2) is formed in the bottom end of the filtering bin (1), the purifying unit (4) is arranged at the top of the filtering bin (1), the ash collecting hopper (5) is installed at the bottom of the filtering bin (1), 2-4 filtering devices (3) are installed in the filtering bin (1) along the air flow direction, the spraying pipe (7) is installed on the filtering bin (1) above the filtering device (3), and the cleaning fan (6) is connected to the top of the filtering bin (1) through a ventilating pipe; filter equipment (3) including fixed frame (30), lead screw (31), slider (32), filter plate (33), vibrating motor (34), filter storehouse (1) in be equipped with brace table (11), fixed frame (30) are installed at brace table (11) through damping spring, lead screw (31) are installed on fixed frame (30) through the bearing, slider (32) and lead screw (31) threaded connection, two filter plate (33) are articulated to form "people" style of calligraphy filter screen subassembly, filter screen subassembly both sides articulate respectively on fixed frame (30) and slider (32), vibrating motor (34) fixed mounting is in fixed frame (30) bottom, waist type hole (12) on filter storehouse (1) are passed in lead screw (31), end-to-end connection has hand wheel (8).

2. The high-efficiency dust removing device for the cement plant as claimed in claim 1, wherein: and a dustproof brush (35) is arranged between the filter screen plate (33) and the filter bin (1) or the fixing frame (30).

3. The high-efficiency dust removing device for the cement plant according to claim 1 or 2, wherein: dust discharging door (51) is installed to ash collecting bucket (5) bottom, dust discharging door (51) one side with ash collecting bucket (5) articulated another side pass through the bolt fixed, dust discharging door (51) and ash collecting bucket (5) bottom pass through the rubber pad sealed.

4. The high-efficiency dust removing device for the cement plant as claimed in claim 3, wherein: the aperture of the filter screen plate (33) is reduced along the air flow direction.

5. The high-efficiency dust removing device for the cement plant as claimed in any one of claims 1, 2 and 4, wherein: the waist-shaped hole (12) is covered with a rubber sheet.