CN219494870U - Dust collector of smelting furnace - Google Patents

Abstract

The utility model discloses a dust removing device of a smelting furnace, which relates to the technical field of smelting furnaces and comprises a spray box and a dust removing box, wherein an air inlet pipe is fixedly arranged on the upper wall surface of the spray box, and the upper end of the air inlet pipe penetrates through the upper wall surface of the spray box.

Description

A Furnace Dust Removal Device

technical field

The utility model relates to the technical field of melting furnaces, in particular to a dust removal device for a melting furnace.

Background technique

Electric heating furnace is a metallurgical furnace that uses electrothermal effect to supply heat. When the furnace is in use, it is usually operated in the workshop, and the furnace will generate a large amount of smoke and dust during the working process. In order to avoid the pollution of the workshop and the harm to the human body , It is necessary to set up a dust removal device to process gas dust. Most of the traditional workshop dust removal devices are mainly based on adsorption, and the purification effect is not ideal. Moreover, the filter mechanism in the long-term used equipment is easily blocked by smoke and dust, which affects the dust removal efficiency.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a furnace dedusting device, which solves the problem that most of the traditional workshop dedusting devices are mainly based on adsorption, and the purification effect is not ideal, and the filter mechanism in the equipment used for a long time is easily blocked by smoke and dust, thereby Technical issues affecting dust removal efficiency.

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: a furnace dust removal device, including a spray box and a dust box, the upper wall of the spray box is fixedly installed with an air intake pipe, and the upper end of the air intake pipe runs through the spray box. On the upper wall of the shower box, a cyclone is fixedly installed on the outer wall of the spray box, the output end of the cyclone is connected with the air intake pipe, and a mounting frame is fixedly installed on the inner upper wall of the spray box, and the installation A spray pipe is fixedly installed on the frame, and a water inlet pipe is fixedly installed at the input end of the spray pipe, and the water inlet pipe runs through the upper wall of the spray box, and baffle plates are fixedly installed on the two walls of the spray box respectively. A number of through holes are opened on the baffle, a liquid outlet pipe is fixedly installed on the lower wall of the spray box, a filter cartridge is arranged in the dust removal box, and a cleaning component is arranged on the filter cartridge. A conduit is fixedly installed between the box and the dust removal box, and the conduit communicates with the filter cartridge, and an exhaust pipe is fixedly installed on the side wall of the storage box.

Preferably, the filter cartridge includes a top plate, a cylindrical filter screen and a lower cylinder body, the top plate is fixedly connected to the dust removal box, the cylindrical filter screen is fixedly connected to the top plate, and the lower cylinder body is connected to the cylindrical filter The lower end of the net is fixedly connected, the lower end of the lower cylinder penetrates through the lower wall of the dust removal box, the cleaning component is located in the cylindrical filter, and the conduit communicates with the cylindrical filter.

Preferably, the cleaning assembly includes a motor, the motor is fixedly mounted on the outer upper wall of the dust removal box, the driving end of the motor is fixedly installed with a rotating rod, and the rotating rod penetrates through the upper wall and the top plate of the dust removal box, and the rotating rod A support rod is fixedly installed on the top, a bearing plate is fixedly installed on the support rod, a brush is fixedly installed on the bearing plate, and the brush is in contact with the inner wall surface of the cylindrical filter net.

Preferably, the cross-sectional shape of the lower end of the cylindrical filter screen is a funnel-shaped structure.

Preferably, the outlet pipe and the lower end of the lower cylinder are respectively fixed with valves.

Preferably, a bearing rod is fixedly installed between the top plate and the inner upper wall of the dust removal box.

Beneficial effect

The utility model provides a dust removal device for a melting furnace, which solves the technical problems that most of the dust removal devices in the traditional workshop are mainly based on adsorption, the purification effect is not ideal, and the filter mechanism in the equipment used for a long time is easily blocked by smoke and dust, thus affecting the dust removal efficiency. The utility model preliminarily removes dust from the flue gas through the cyclone, removes impurities with a large mass in the flue gas, and introduces the removed flue gas into the spray box through the inlet pipe, and the flue gas first enters the spray box. The water in the shower box, and the impurities in the flue gas are attached to the water source. At this time, the flue gas continues to rise, and the dust is sprayed through the spray pipe. The flue gas after dust removal enters the dust removal box, so that the fine impurities in the flue gas The filter cartridge is further filtered, so that the flue gas can be effectively dedusted, and the filter cartridge is cleaned by the cleaning component to prevent the blockage of the filter cartridge from affecting the working efficiency of the furnace flue gas dust removal.

Description of drawings

Fig. 1 is a schematic structural view of a furnace dust removal device described in the present invention.

In the figure: 1. Spray box; 2. Dust removal box; 3. Air intake pipe; 4. Cyclone; 5. Mounting frame; 6. Spray pipe; 7. Water inlet pipe; 8. Baffle plate; 9. Through hole ; 10, liquid outlet pipe; 11, conduit; 12, exhaust pipe; 13, top plate; 14, cylindrical filter screen; 15, lower cylinder; 16, motor; 17, rotating rod; bearing plate; 20, brush; 21, valve; 22, bearing rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, the utility model provides a technical solution: a furnace dust removal device, including a spray box 1 and a dust removal box 2, the upper wall of the spray box 1 is fixedly installed with an air inlet pipe 3, and the air inlet pipe 3 The upper end runs through the upper wall of the spray box 1, and a swirler 4 is fixedly installed on the outer wall of the spray box 1, and the output end of the swirler 4 is connected with the air intake pipe 3, and the upper side of the spray box 1 is A mounting frame 5 is fixedly installed on the wall, a spray pipe 6 is fixedly mounted on the mounting frame 5, and a water inlet pipe 7 is fixedly installed at the input end of the spray pipe 6, and the water inlet pipe 7 runs through the upper wall of the spray box 1 , the two walls of the spray box 1 are respectively obliquely and fixedly equipped with baffles 8, and the baffles 8 are provided with a plurality of through holes 9, and the lower wall of the spray box 1 is fixedly equipped with a liquid outlet pipe 10. A filter cartridge is arranged in the dust removal box 2, and a cleaning assembly is arranged on the filter cartridge. A conduit 11 is fixedly installed between the spray box 1 and the dust removal box 2, and the conduit 11 communicates with the filter cartridge. An exhaust pipe 12 is fixedly installed on the side wall of the box;

The flue gas is preliminarily filtered through the cyclone 4 to remove the large particle impurities in the flue gas. The cleaned flue gas passes through the intake pipe 3 and sprays the box 1. The water source is filled in the spray box 1, and the water source is not Pass the water surface, and then make the flue gas pass into the water source, so that the impurities in the flue gas are attached through the water source, at this time, the flue gas continues to rise, and the flue gas is sprayed through the spray pipe 6, so that the spray liquid has a good effect on the flue gas. Further, for the secondary dust removal, the spray liquid adheres to the impurity and falls to the baffle plate 8, and falls along the inclined surface of the baffle plate 8, and falls into the water source through the through hole 9. At this time, the flue gas after spraying treatment enters the dust removal box 2 Inside, the flue gas is filtered through the filter cartridge, and small particles of impurities are blocked in the filter cartridge. After dust removal, the flue gas is discharged through the exhaust pipe 12, and the filter cartridge is cleaned regularly by the cleaning component to prevent the filter cartridge from being blocked.

Further, the filter cartridge includes a top plate 13, a cylindrical filter screen 14 and a lower cylinder body 15, the top plate 13 is fixedly connected to the dust removal box 2, the cylindrical filter screen 14 is fixedly connected to the top plate 13, the The lower cylindrical body 15 is fixedly connected with the lower end of the cylindrical filter screen 14, the lower end of the lower cylindrical body 15 runs through the lower wall of the dust removal box 2, the cleaning assembly is located in the cylindrical filter screen 14, and the conduit 11 is connected to the cylindrical filter screen. 14 connected;

The flue gas is filtered through the cylindrical filter 14, thereby blocking fine impurities in the flue gas.

Further, the cleaning assembly includes a motor 16, the motor 16 is fixedly installed on the outer upper wall of the dust removal box 2, and the driving end of the motor 16 is fixedly installed with a rotating rod 17, and the rotating rod 17 penetrates through the upper wall of the dust removal box 2 And the top plate 13, a pole 18 is fixedly installed on the rotating rod 17, a bearing plate 19 is fixedly installed on the pole 18, a brush 20 is fixedly installed on the bearing plate 19, and the brush 20 is connected with the cylindrical filter The inner walls of the net 14 are in contact;

Start the motor 16, the driving end of the motor 16 drives the rotating rod 17 to rotate, the rotating rod 17 drives the pole 18 to rotate, the pole 18 drives the bearing plate 19 to rotate, and then the brush 20 on the bearing plate 19 tilts the cylindrical filter screen 14, To prevent the cylindrical filter screen 14 from clogging, the cleaned impurities fall to the lower cylinder body 15 for discharge.

Further, the cross-sectional shape of the lower end of the cylindrical filter screen 14 is a funnel-shaped structure.

Further, the outlet pipe 10 and the lower end of the lower cylinder 15 are respectively fixed with valves 21 .

Further, a bearing rod 22 is fixedly installed between the top plate 13 and the inner upper wall of the dust removal box 2 .

Its detailed connection means is a well-known technology in the art. The following mainly introduces the working principle and process, and the specific work is as follows.

Embodiment: According to the accompanying drawings of the specification, it can be seen that the electric motor 16 and the external controller are electrically controlled. When in use, the flue gas is initially filtered through the cyclone 4 to remove the large particles of impurities in the flue gas. The flue gas passes through the air intake pipe 3 and sprays the tank 1, and the spray tank 1 is filled with a water source, and the water source is not above the water surface, so that the flue gas is passed into the water source, so that the impurities in the flue gas are attached through the water source. When the flue gas continues to rise, the flue gas is sprayed through the spray pipe 6, so that the spray liquid can further remove dust from the flue gas, and the impurities attached to the spray liquid fall to the baffle plate 8, and along the inclination of the baffle plate 8 and fall into the water source through the through hole 9, the water source staff in the spray box 1 regularly open the valve 21 on the liquid outlet pipe 10 to discharge, at this time, the flue gas after the spray treatment enters the dust removal box 2, The flue gas is filtered through the cylindrical filter screen 14, and the small particle impurities are blocked in the cylindrical filter screen 14. After dust removal, the flue gas is discharged through the exhaust pipe 12, and the filter cartridge is cleaned regularly by the cleaning component, and the motor 16 is started. , the driving end of the motor 16 drives the rotating rod 17 to rotate, the rotating rod 17 drives the pole 18 to rotate, the pole 18 drives the bearing plate 19 to rotate, and then the brush 20 on the bearing plate 19 tilts the cylindrical filter screen 14 to prevent the cylindrical filter The filter screen 14 is blocked, and the cleaned impurities fall into the lower cylinder 15, and the valve 21 on the lower cylinder 15 is opened regularly to discharge the impurities.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them.

Claims (6)

1. a furnace dedusting device, comprising spray box (1) and dust box (2), is characterized in that, described spray box (1) upper wall surface is fixedly installed with air inlet pipe (3), and described air inlet pipe ( 3) The upper end runs through the upper wall of the spray box (1), and a cyclone (4) is fixedly installed on the outer wall of the spray box (1), and the output end of the cyclone (4) is connected to the air inlet pipe (3) ), the upper wall of the spray box (1) is fixedly equipped with a mounting frame (5), and the mounting frame (5) is fixedly mounted with a spray pipe (6), and the spray pipe (6) A water inlet pipe (7) is fixedly installed at the input end, and the water inlet pipe (7) runs through the upper wall of the spray box (1), and baffles (8) are fixedly installed on the two inner walls of the spray box (1). , the baffle plate (8) is provided with a number of through holes (9), the lower wall of the spray box (1) is fixedly equipped with a liquid outlet pipe (10), and the dust removal box (2) is provided with a filter cartridge , the filter cartridge is provided with a cleaning assembly, a conduit (11) is fixedly installed between the spray box (1) and the dust removal box (2), the conduit (11) communicates with the filter cartridge, and the dust removal An exhaust pipe (12) is fixedly installed on the side wall of the case. 2. A kind of furnace dedusting device according to claim 1, characterized in that, the filter cartridge comprises a top plate (13), a cylindrical filter screen (14) and a lower cylinder (15), and the top plate (13) It is fixedly connected with the dust removal box (2), the cylindrical filter screen (14) is fixedly connected with the top plate (13), the lower cylinder body (15) is fixedly connected with the lower end of the cylindrical filter screen (14), and the The lower end of the lower cylinder (15) runs through the lower wall of the dust removal box (2), the cleaning assembly is located in the cylindrical filter (14), and the conduit (11) communicates with the cylindrical filter (14). 3. A furnace dedusting device according to claim 2, characterized in that the cleaning assembly includes a motor (16), the motor (16) is fixedly mounted on the outer upper wall of the dust removal box (2), and the motor (16) The driving end is fixedly equipped with a rotating rod (17), and the rotating rod (17) runs through the upper wall surface of the dust removal box (2) and the top plate (13), and the rotating rod (17) is fixedly installed with a pole ( 18), the bearing plate (19) is fixedly installed on the support rod (18), the brush (20) is fixedly installed on the bearing plate (19), and the brush (20) and the cylindrical filter screen (14) The inner walls are in contact. 4. A furnace dedusting device according to claim 3, characterized in that the cross-sectional shape of the lower end of the cylindrical filter (14) plate is a funnel-shaped structure. 5. A furnace dedusting device according to claim 2, characterized in that valves (21) are fixedly installed on the outlet pipe (10) and the lower end of the lower cylinder (15), respectively. 6. A furnace dedusting device according to claim 2, characterized in that a bearing rod (22) is fixedly installed between the top plate (13) and the inner upper wall of the dust removal box (2).