CN210543864U

CN210543864U - Silicon-manganese alloy production dust pelletizing system

Info

Publication number: CN210543864U
Application number: CN201921390260.9U
Authority: CN
Inventors: 杜永诚
Original assignee: Huade Tiancheng Ferroalloy Co Ltd
Current assignee: Huade Tiancheng Ferroalloy Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-19
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a silicon manganese alloy production dust pelletizing system, a serial communication port, including flue gas cooling device, with the dust collector of flue gas cooling device intercommunication to and the ash removal device who is connected with dust collector. The utility model discloses a trachea can rotate, when needs deashing, closes the bleeder valve and opens the air feed valve, lets in the air to the trachea, and the filter bag is propped big by the air this moment, and rotating electrical machines drives the trachea rotation, and the pin is then hit to the filter bag, thereby makes the dust on the filter bag drop, and discharges from the dust exhaust mouth. Additionally, the utility model discloses be provided with cooling device, it can cool down the high temperature flue gas earlier to better dust removal.

Description

Silicon-manganese alloy production dust pelletizing system

Technical Field

The utility model relates to a silicomanganese alloy smelting equipment field specifically indicates a silicomanganese alloy production dust pelletizing system.

Background

The flue gas temperature and the dust content of the silicomanganese electric furnace are high, the traditional flue gas purification of the silicomanganese electric furnace adopts a wet process, and the wet process has a series of problems of difficult sewage treatment, high investment, large occupied area, high operation cost and the like, so that the dry purification technology is adopted to replace the traditional wet purification process at present. In the dry purification process, the flue gas is usually filtered by a filter bag, and the filter bag needs to be cleaned after long-time use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem and provide a silicon manganese alloy production dust pelletizing system convenient to clearance.

The purpose of the utility model is realized through the following technical scheme: a silicon-manganese alloy production dust removal system comprises a flue gas cooling device, a dust removal device communicated with the flue gas cooling device, and a dust removal device connected with the dust removal device; the dust removal device comprises a dust removal tank, an air pipe, two mounting blocks, a support frame, a filter bag, a connecting pipe and an air extraction structure, wherein two ends of the air pipe are respectively mounted on two opposite inner side walls of the dust removal tank and can rotate; the ash removing device comprises a rotating motor, a stop lever and an air supply structure, wherein the rotating motor is arranged outside the dust removing tank, and a rotating shaft of the rotating motor is connected with an air pipe; the air pipe is provided with an air hole.

Furthermore, the air exhaust structure comprises an air exhaust pipe communicated with the connecting pipe, an air exhaust pump arranged on the air exhaust pipe, and an air exhaust valve arranged on the air exhaust pipe.

The air supply structure comprises an air supply pipe communicated with the connecting pipe, an air supply pump arranged on the air supply pipe, and an air supply valve arranged on the air supply pipe.

The cooling device comprises a cooling tank, a refrigerant conveying pipe and a refrigerant conveying pump, wherein the refrigerant conveying pipe is arranged in the cooling tank, two ends of the refrigerant conveying pipe extend out of the cooling tank, and the refrigerant conveying pump is arranged on the refrigerant conveying pipe; the cooling tank is provided with a smoke gas inlet, a liquid outlet is arranged below the smoke gas inlet, and a liquid outlet valve is arranged on the liquid outlet; the cooling tank is communicated with the dust removal tank.

The cooling tank is communicated with the dust removal tank through a connecting structure; the connecting structure comprises a communicating pipe and a fan, wherein one end of the communicating pipe is connected with the cooling tank, the other end of the communicating pipe is connected with the dust removal tank, and the fan is arranged in the communicating pipe.

The refrigerant conveying pipe is arranged in the cooling tank in a wavy mode.

And a dust exhaust port is arranged below the dust removal tank, and a dust exhaust valve is arranged on the dust exhaust port.

Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model discloses a trachea can rotate, when needs deashing, closes the bleeder valve and opens the air feed valve, lets in the air to the trachea, and the filter bag is propped big by the air this moment, and rotating electrical machines drives the trachea rotation, and the pin is then hit to the filter bag, thereby makes the dust on the filter bag drop, and discharges from the dust exhaust mouth. Additionally, the utility model discloses be provided with cooling device, it can cool down the high temperature flue gas earlier to better dust removal.

Drawings

Fig. 1 is a structural diagram of the present invention.

Fig. 2 is a schematic view showing that the filter bag of the present invention is expanded during ash removal.

The reference numbers in the above figures refer to: 1-refrigerant delivery pump, 2-cooling tank, 3-refrigerant delivery pipe, 4-flue gas input port, 5-drain outlet 6-drain valve, 7-communicating pipe, 8-rotating electrical machines, 9-bearing, 10-dust removal tank, 11-installation block, 12-filter bag, 13-support frame, 14-air vent, 15-pin, 16-dust exhaust valve, 17-dust exhaust outlet, 18-connecting pipe, 19-air feed pump, 20-air feed valve, 21-air suction valve, 22-air suction pump, 23-air pipe, 24-fan.

Detailed Description

The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.

Examples

As shown in figure 1, the utility model discloses a silicon manganese alloy production dust pelletizing system, including flue gas cooling device, with the dust collector of flue gas cooling device intercommunication to and the ash removal device who is connected with dust collector.

Specifically, this dust collector includes dust removal tank 10, and both ends are installed respectively on two relative inside walls of dust removal tank 10 and can revolvable trachea 23, set up two installation pieces 11 on trachea 23 respectively, install the support frame 13 between two installation pieces 11, install between two installation pieces 11 and be located the filter bag 12 in the support frame 13 outside, the connecting pipe 18 of communicating with trachea 23 to and the air exhaust structure who is connected with connecting pipe 18.

In the implementation process, two ends of the air pipe 23 are respectively installed and connected to the side wall of the dust removing tank 10 through the bearings 9, and a sealing gasket can be arranged at the connection part of the air pipe 23 and the dust removing tank 10 for sealing. The diameter of the connecting pipe 18 is larger than that of the air pipe 23, a bearing is installed in the connecting pipe 18, and the connecting pipe 18 is connected with the connecting pipe 18 through the bearing, so that the connecting pipe 18 is communicated with the air pipe 23. The part of the air pipe 23 positioned in the dust removing tank 10 is provided with an air hole 14. The two mounting blocks 11 are spaced apart from each other, the two ends of the supporting frame 13 are respectively fixed to the two mounting blocks 11 and are used for supporting the filter bag 12, and the filter bag 12 cannot collapse when the air pipe 23 sucks air in the dust removal process.

The ash removing device comprises a rotating motor 8 which is arranged outside the dust removing tank 10 and is connected with a rotating shaft and an air pipe 23, a stop lever 15 which is arranged inside the dust removing tank 10, and an air supply structure which is connected with a connecting pipe 18. The end of the air tube 23 close to the rotating motor 8 is of a sealed design so that it is connected to the rotating shaft of the rotating motor 8.

The air extracting structure comprises an air extracting pipe communicated with the connecting pipe 18, an air extracting pump 22 arranged on the air extracting pipe, and an air extracting valve 21 arranged on the air extracting pipe.

The air supply structure includes an air supply pipe communicating with the connection pipe 18, an air supply pump 19 provided on the air supply pipe, and an air supply valve 20 provided on the air supply pipe.

As shown in fig. 1, the cooling device includes a cooling tank 2, a refrigerant delivery pipe 3 disposed in the cooling tank 2 and having two ends extending out of the cooling tank 2, and a refrigerant delivery pump 1 disposed on the refrigerant delivery pipe 3; the cooling tank 2 is provided with a flue gas inlet 4, a liquid outlet 5 is arranged below the flue gas inlet, and a liquid outlet valve 6 is arranged on the liquid outlet 5; the cooling tank 2 is communicated with a dust removing tank 10. This refrigerant delivery pump 1 is used for providing power for the refrigerant, because the refrigerant temperature in refrigerant conveyer pipe 3 is low, when high temperature flue gas and refrigerant conveyer pipe contact, the two carry out the heat exchange, and the temperature of high temperature flue gas reduces, and moisture in the high temperature flue gas then can condense on the refrigerant conveyer pipe, can follow the leakage fluid dram when the drop of water drips and discharge, and the subsequent dust removal process of being more convenient for behind the high temperature flue gas dehumidification.

The cooling tank 2 is communicated with the dust removing tank 10 through a connecting structure; the connecting structure comprises a communicating pipe 7 with one end connected with the cooling tank 2 and the other end connected with the dust removing tank 10, and a fan 24 arranged inside the communicating pipe 7. The two ends of the communicating pipe 7 are detachably connected with the dust removing tank 10 and the cooling tank 2, namely, a flue gas outlet is formed in the communicating pipe 7, a flue gas inlet is formed in the cooling tank 2, and the communicating pipe 7 is respectively connected with the flue gas outlet and the flue gas inlet through flanges; the fan can be conveniently replaced or cleaned through the detachable connection.

The refrigerant conveying pipe 3 is arranged in the cooling tank 2 in a wave shape, so that the contact area of the refrigerant conveying pipe and high-temperature flue gas is increased.

A dust exhaust port 17 is arranged below the dust removal tank 10, a dust exhaust valve 16 is arranged on the dust exhaust port 17, and when dust exhaust is needed, the dust exhaust valve is opened.

During dust removal, the air supply pump 19 and the air supply valve 20 are closed, the air supply pump 22 and the air supply valve 21 are opened, high-temperature flue gas enters the cooling tank 2 from the flue gas inlet 4, the flue gas cooled by the refrigerant conveying pipe 3 enters the dust removal tank 10 through the communicating pipe 7, the flue gas enters the air pipe 13 through the filter bag under the action of suction force of the air supply pump 22, the filter bag filters dust in the flue gas in the process, and clean gas enters the air pipe and is discharged from the air supply pipe. When in dust cleaning, the air supply pump 19 and the air supply valve 20 are opened, the air supply pump 22 and the air supply valve 21 are closed, air is supplied to the air pipe through the air supply pipe, when the air is sprayed out from the air hole on the air pipe, the filter bag is expanded, as shown in figure 2, the air pipe is driven to rotate by the rotating motor 8, the filter bag also rotates along with the air supply pipe, and the filter bag can hit the stop lever when rotating, so that dust on the filter bag drops and is discharged from the dust discharge port, and the dust cleaning process is convenient and efficient; the stop lever is positioned to ensure that the support frame 14 does not hit the stop lever 15 when the air tube is rotated.

As described above, the utility model discloses alright fine realization.

Claims

1. A silicon-manganese alloy production dust removal system is characterized by comprising a flue gas cooling device, a dust removal device communicated with the flue gas cooling device, and a dust removal device connected with the dust removal device; the dust removal device comprises a dust removal tank (10), an air pipe (23) with two ends respectively installed on two opposite inner side walls of the dust removal tank (10) and capable of rotating, two installation blocks (11) respectively arranged on the air pipe (23), a support frame (13) installed between the two installation blocks (11), a filter bag (12) installed between the two installation blocks (11) and located on the outer side of the support frame (13), a connecting pipe (18) communicated with the air pipe (23), and an air extraction structure connected with the connecting pipe (18); the ash removal device comprises a rotating motor (8) which is arranged at the outer side of the dust removal tank (10) and is provided with a rotating shaft connected with an air pipe (23), a stop lever (15) which is arranged inside the dust removal tank (10), and an air supply structure which is connected with a connecting pipe (18); the air pipe (23) is provided with an air hole (14).

2. The silicon-manganese alloy production dust removal system according to claim 1, wherein the air extraction structure comprises an air extraction pipe communicated with the connecting pipe (18), an air extraction pump (22) arranged on the air extraction pipe, and an air extraction valve (21) arranged on the air extraction pipe.

3. The system of claim 2, wherein the air supply structure comprises an air supply pipe communicated with the connecting pipe (18), an air supply pump (19) arranged on the air supply pipe, and an air supply valve (20) arranged on the air supply pipe.

4. The silicon-manganese alloy production dedusting system according to claim 3, wherein the cooling device comprises a cooling tank (2), a refrigerant conveying pipe (3) arranged in the cooling tank (2) and with two ends extending out of the cooling tank (2), and a refrigerant conveying pump (1) arranged on the refrigerant conveying pipe (3); a smoke gas inlet (4) is arranged on the cooling tank (2), a liquid outlet (5) is arranged below the cooling tank, and a liquid outlet valve (6) is arranged on the liquid outlet (5); the cooling tank (2) is communicated with the dust removal tank (10).

5. The silicon-manganese alloy production dedusting system according to claim 4, characterized in that the cooling tank (2) is communicated with the dedusting tank (10) through a connecting structure; the connecting structure comprises a communicating pipe (7) with one end connected with the cooling tank (2) and the other end connected with the dust removal tank (10), and a fan (24) arranged inside the communicating pipe (7).

6. The silicon-manganese alloy production dust removal system according to claim 5, wherein the portion of the refrigerant conveying pipe (3) inside the cooling tank (2) is arranged in a wave shape.

7. The silicon-manganese alloy production dust removal system according to claim 6, wherein a dust discharge port (17) is arranged below the dust removal tank (10), and a dust discharge valve (16) is arranged on the dust discharge port (17).