CN112944917B

CN112944917B - Can go smelting pot feeding device of dirt

Info

Publication number: CN112944917B
Application number: CN202110202792.0A
Authority: CN
Inventors: 张绵涛; 孟国军; 杨伟标
Original assignee: Zhejiang Friendship New Material Co ltd
Current assignee: Zhejiang Friendship New Material Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2022-05-10
Anticipated expiration: 2041-02-23
Also published as: CN112944917A

Abstract

The invention discloses a dust-removing smelting furnace feeding device which can clean dust and broken stones generated in the feeding process, can continuously feed materials to a smelting furnace in batches, has good continuity and does not influence the smelting quality of the smelting furnace. The key points of the technical scheme are as follows: including feed mechanism and dust removal mechanism, feed mechanism is including dividing the material bottom plate, rotatory material piece, the drive structure, feeding structure and ejection of compact structure, rotatory material piece annular equidistance that divides is equipped with a plurality of transport warehouses, divide the material bottom plate to be equipped with the export that is used for the ejection of compact, export and ejection of compact structural connection, divide the under shed that the material bottom plate can cover a plurality of transport warehouses, dust removal mechanism includes a plurality of dust absorption mouths, go dirt passageway and dust catcher, the bottom surface of rotatory material piece is located to a plurality of dust absorption mouths, it includes first dirt passageway and the second passageway that goes dirt to go dirt passageway, first dirt passageway and the second of going dirt passageway swivelling joint, the dust absorption mouth, first dirt passageway that goes dirt, the second passageway that goes dirt, the dust catcher connects gradually.

Description

Can go smelting pot feeding device of dirt

Technical Field

The invention relates to the technical field of metallurgical equipment, in particular to a dust-removing smelting furnace feeding device.

Background

In the processes of metal smelting, refining and casting, raw materials are required to be heated and melted into liquid in a smelting furnace, then cast and molded or made into alloy, the quantity of iron ores in the smelting furnace can be reduced along with the smelting, the iron ores are required to be added at regular time, in the process of feeding the raw materials into the smelting furnace, if the raw materials are fed too much at one time, the conditions of insufficient combustion and uneven fusion can be caused, and the product is unqualified,

the feeding of present smelting pot generally puts into the loading hopper with the ore, and reuse wire rope hangs the loading hopper in the overhead traveling crane below, opens the feed inlet after control overhead traveling crane transports the loading hopper to the feed inlet department of smelting pot for the raw materials in the loading hopper falls into in the smelting pot.

The defects of the technology are as follows:

1. the material produces debris such as dust and rubble easily in the feeding process, and the dust can the polluted air, and the rubble can block in feeding device, leads to feeding device wearing and tearing, breaks down.

2. The feeding process is very troublesome, the continuity is poor and the production efficiency is low.

3. If a continuous conveying structure such as a conveying belt is used for directly feeding, ores continuously fall into the continuous conveying structure, and the smelting process which is performed is easily influenced.

Disclosure of Invention

The invention aims to solve the problems in the background technology, and provides a dust-removing charging device for a smelting furnace, which can clean dust and broken stones generated in the charging process, can continuously charge the smelting furnace in batches, has good continuity and does not influence the smelting quality of the smelting furnace.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

a smelting furnace feeding device capable of removing dust comprises a material distributing mechanism and a dust removing mechanism, wherein the material distributing mechanism comprises a material distributing bottom plate, a rotary material distributing part, a driving structure, a feeding structure and a discharging structure, the driving structure is used for driving the rotary material distributing part to rotate, the rotary material distributing part is of a cylindrical structure, a plurality of transport bins are arranged in the annular equal distance of the rotary material distributing part and penetrate through the upper end and the lower end of the rotary material distributing part, the material distributing bottom plate is provided with an outlet used for discharging, the outlet is connected with the discharging structure, the material distributing bottom plate can cover the lower openings of the transport bins, when the rotary material distributing part rotates, the lower openings of the transport bins are sequentially aligned with the outlet, meanwhile, the upper openings of the transport bins are sequentially aligned with the feeding structure, a single transport bin is not simultaneously aligned with the outlet and the feeding structure, the dust removing mechanism comprises a plurality of dust suction ports, a dust removing channel and a dust collector, the dust suction ports are arranged on the bottom surface of the rotary material distributing part, the dust removing channel comprises a first dust removing channel and a second dust removing channel, the first dust removing channel is rotatably connected with the second dust removing channel, and the dust suction port, the first dust removing channel, the second dust removing channel and the dust collector are sequentially connected.

Preferably, the center of the bottom surface of the rotary distributing part is provided with an extending part, the extending part can penetrate through the distributing bottom plate and extend to the position below the distributing bottom plate, the outer surface of the extending part is provided with a gear disc, the driving structure comprises an incomplete gear and a driving motor, the gear disc can be meshed with a part with a gear on the incomplete gear, the rotating shaft of the gear disc is perpendicular to the rotating shaft of the incomplete gear, and the driving motor can drive the incomplete gear to rotate.

Preferably, the first cleaning channel is provided with a plurality of auxiliary dust suction holes which are aligned with the gap between the material separating bottom plate and the rotary material separating piece.

Preferably, the upper surface of the material distributing bottom plate is provided with an annular baffle plate for preventing dust from scattering from the periphery of the rotary material distributing piece.

Preferably, the top of rotatory branch material spare is equipped with a plurality of breachs of unloading the same with through-hole quantity, it is protruding to be equipped with between a plurality of breaches of unloading and ends the material, end the material protruding and unload the breach smooth transition and be connected, feed structure includes the arc, and when rotatory branch material spare was rotatory, the arc slides to ending the material protruding by the breach of unloading, ends the material protruding and makes the arc upwards lift up, slides adjacent breach of unloading by ending the material protruding again, and the arc continues the feeding.

Preferably, discharge structure includes discharging funnel and discharging channel, the big one end of discharging funnel opening is connected with the exit linkage other end and is connected with discharging channel, discharging channel is the spiral.

Preferably, discharging channel is equipped with vibrating motor, vibrating motor work can drive discharging channel vibration in order to prevent that the material from being detained.

Preferably, the top surface of the rotary distribution member is inclined from the outer periphery to the center.

Compared with the prior art, but adopted the smelting pot feeding device of dust removal of above-mentioned technical scheme, following beneficial effect has:

the dust-removing smelting furnace feeding device can clean dust, broken stones and other fragments generated by materials in the material distribution mechanism, prevent the dust from being scattered from the material distribution mechanism in the using process to pollute air in a smelting place, and simultaneously prevent the dust and the broken stones from being accumulated without being cleaned for a long time to influence the operation of the material distribution mechanism.

And secondly, the incomplete gear drives the material distributing mechanism to rotate in a clearance mode, so that the material distributing mechanism has enough time to feed and discharge materials, and the sufficient feeding and the sufficient discharging are ensured.

And thirdly, the auxiliary dust suction holes can suck away dust and gravels between the gaps along the side surface, and can suck away the gravels which cannot be sucked away upwards from the dust suction port and blocky dust, so that the dust and gravel removing capacity is further improved.

Fourthly, the annular baffle can prevent that dust and rubble from distributing because the periphery of rotatory branch material spare is followed in the rotation, and rotatable branch material spare can be followed the annular baffle rotation simultaneously, strengthens the rotational stability of rotatory branch material spare.

Fifthly, the arc-shaped plate is lifted upwards when the rotary material distributing part rotates, so that the temporary time lag of the materials is kept on the arc-shaped plate, the situation that the materials enter a plurality of transportation bins too much or are accumulated on the upper surface of the rotary material distributing part is avoided, the quantity difference of the materials in the transportation bins is large, the materials entering the smelting furnace are too much or too little, and the metallurgical quality is influenced.

Sixth, the discharge passage is spiral and can slow down the speed that the material falls into the smelting pot, avoids the speed too fast to make molten steel spill, or leads to the material dispersion inequality, influences the smelting quality.

Seventhly, the vibrating motor can prevent the material from being detained in the discharging channel, so that the channel is blocked or the feeding is insufficient, and the smelting effect is influenced.

Eighthly, the top surface is inclined, so that the materials cannot be stacked on the top surface of the rotary distributing part and can fall into the transport vehicle more easily.

Drawings

FIG. 1 is a schematic view of a charging device for a dust-removing melting furnace according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the present embodiment.

Fig. 3 is a schematic structural diagram of the driving structure in this embodiment.

Fig. 4 is a schematic structural view of the distributing bottom plate in this embodiment.

Fig. 5 is a schematic structural diagram (top view) of the present embodiment.

Fig. 6 is a schematic cross-sectional view of the present embodiment.

Fig. 7 is a schematic structural view of the rotary distributing member in the embodiment.

Fig. 8 is a schematic cross-sectional view of the present embodiment.

Fig. 9 is a schematic structural view (bottom view) of the rotary distributing member in this embodiment.

Reference numerals are as follows: 1. a material distributing bottom plate; 10. an outlet; 11. an annular baffle; 12. a circular hole; 2. rotating the distributing part; 20. a transport bin; 21. an extension portion; 210. a gear plate; 211. an annular projection; 22. a discharge gap; 23. stopping the material to be raised; 24. an interlayer; 3. a drive structure; 30. an incomplete gear; 31. a drive motor; 4. a feed structure; 40. an arc-shaped plate; 5. a discharging structure; 50. a discharging hopper; 51. a discharge channel; 52. a vibration motor; 6. a dust suction port; 7. a dust removal channel; 70. a first dust removal channel; 701. an auxiliary dust suction hole; 702. a branch circuit; 71. a second dust removal channel; 710. an annular groove; 8. a vacuum cleaner; 9. a furnace.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The charging device of the melting furnace capable of removing dust shown in fig. 6 to 9 comprises a material distributing mechanism and a dust removing mechanism, wherein the material distributing mechanism comprises a material distributing bottom plate 1, a rotary material distributing part 2, a driving structure 3, a feeding structure 4 and a discharging structure 5, and the dust removing mechanism comprises thirty-two dust suction ports 6, a dust removing channel 7 and a dust collector 8.

As shown in fig. 4 to 6, the rotary distributing member 2 is a cylindrical structure, four transportation bins 20 are arranged in the rotary distributing member 2 in an annular and equidistant manner, the transportation bins 20 are rectangular with a square bottom surface, one diagonal line of the square coincides with the radius of the rotary distributing member 2, and the transportation bins 20 penetrate through the upper end and the lower end of the rotary distributing member 2.

The material distributing bottom plate 1 is round, the radius of the bottom plate is 2cm larger than that of the rotary material distributing piece 2, the material distributing bottom plate 1 is provided with an outlet 10 for discharging, the shape of the outlet 10 is a circumscribed circle of a square of a lower opening of the transport bin 20, all materials in the transport bin 20 can fall into the outlet 10, the outlet 10 is connected with the discharging structure 5, the material distributing bottom plate 1 can cover lower openings of four transport bins 20, when the rotary material distributing piece 2 rotates, the lower openings of the four transport bins 20 are sequentially aligned with the outlet 10, meanwhile, upper openings of the four transport bins 20 are sequentially aligned with the feeding structure 4, when one transport bin 20 is not simultaneously aligned with the outlet 10, the transport bin 20 opposite to the transport bin 20 is aligned with the feeding structure 4, the edge of the material distributing bottom plate 1 is provided with an annular baffle plate 11, the inner diameter of the annular baffle plate 11 is 2cm larger than the outer diameter of the rotary material distributing piece 2, and the height of the annular baffle plate is the same as that of the rotary material distributing piece 2, the ring-shaped baffle 11 can prevent dust from scattering from the periphery of the rotary distributing member 2, and the rotary distributing member 2 can rotate along the ring-shaped baffle 11, and the ring-shaped baffle 11 can enhance the rotation stability of the rotary distributing member 2.

As shown in fig. 3 and 4, a cylindrical extension 21 is disposed at the center of the bottom surface of the rotary distributing member 2, a circular hole 12 is disposed at the center of the distributing base plate 1, the extension 21 can extend below the distributing base plate 1 through the circular hole 12, a gear disc 210 is disposed on the outer surface of the extension 21, the driving structure 3 includes an incomplete gear 30 and a driving motor 31, the gear disc 210 can be engaged with a portion of the incomplete gear 30 having a gear, the rotating shaft of the gear disc 210 is perpendicular to the rotating shaft of the incomplete gear 30, the driving motor 31 can drive the incomplete gear 30 to rotate, and each time the incomplete gear 30 rotates one cycle, the rotary distributing member 2 rotates 90 ° so that the four transport bins 20 are sequentially aligned with the feeding structure 4 and the discharging structure 5.

As shown in fig. 1, fig. 2, fig. 6 and fig. 8, four discharging notches 22 are provided at the top of the rotary distributing member 2, the positions of the four discharging notches 22 correspond to the four transportation bins 20, a material stopping protrusion 23 is provided between the four discharging notches 22, the material stopping protrusion 23 is in smooth transition connection with the discharging notches 22, the feeding structure 4 includes an arc-shaped plate 40, when the rotary distributing member 2 rotates, the arc-shaped plate 40 slides from the discharging notch 22 to the material stopping protrusion 23, the material stopping protrusion 23 enables the arc-shaped plate 40 to be lifted upwards, so that the material cannot fall into the transportation bin from the arc-shaped plate 40, is temporarily accumulated on the arc-shaped plate 40, then the rotary distributing member 2 rotates continuously, and the arc-shaped plate 40 slides from the material stopping protrusion 23 to the adjacent discharging notch 22 to feed continuously.

As shown in fig. 8, the top surface of the rotary distributing member 2 is inclined from the outer periphery to the center, so that the material falling from the arc plate 40 is not accumulated on the top surface of the rotary distributing member 2, and the feeding quantity is not affected.

As shown in fig. 1 and 6, discharge structure 5 includes discharging funnel 50 and discharging channel 51, the big one end of discharging funnel 50 opening is connected the other end with export 10 and is connected with discharging channel 51, discharging channel 51 is the spiral, make the material can not vertically fall into the speed that falls into that smelting pot 9 slowed down the material, discharging channel 51's surface is equipped with vibrating motor 52, vibrating motor 52 can drive discharging channel 51 vibration, prevent that the material from being detained in discharging channel 51, lead to the passageway to block up.

As shown in fig. 7 to 9, thirty-two dust suction ports 6 are uniformly distributed on the bottom surface of the rotary material-separating member 2, and include the partition 24 between the four transportation bins 20, and since the transportation bins 20 are rectangular, the partition 24 is rectangular to facilitate the arrangement of the dust suction ports 6.

As shown in fig. 7 and 8, the dust removing channel 7 includes a first dust removing channel 70 and a second dust removing channel 71, the first dust removing channel 70 is located inside the rotary distributing member 2, and one end of the first dust removing channel is provided with a plurality of branches 702 respectively connected to thirty-two dust suction ports 6, meanwhile, the other end of the first dust removing channel 70 is located in the extending portion 21, an annular bump 211 is arranged at the tail end of the extending portion 21, an annular groove 710 is arranged on the second dust removing channel 71, one ends of the first dust removing channel 70 and the second dust removing channel 71 are rotatably connected with the annular groove 710 through the annular bump 211, the other end of the second dust removing channel 71 is connected with the dust collector 8, four auxiliary dust collecting holes 701 are annularly and equidistantly arranged at a position, at a certain distance from the bottom surface of the rotary distributing member 2, of the extending portion 21, the auxiliary dust collecting holes 701 are aligned with a gap between the distributing bottom plate 1 and the rotary distributing member 2, and the auxiliary dust collecting holes 701 are communicated with the first dust removing channel 70 located in the extending portion 21.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.

Claims

1. A smelting furnace feeding device capable of removing dust is characterized in that: comprises a material distributing mechanism and a dust removing mechanism, wherein the material distributing mechanism comprises a material distributing bottom plate (1), a rotary material distributing part (2), a driving structure (3) for driving the rotary material distributing part (2) to rotate, a feeding structure (4) and a discharging structure (5), the rotary material distributing part (2) is of a cylindrical structure, a plurality of transport bins (20) are arranged in the rotary material distributing part (2) in an annular equal distance mode, the transport bins (20) penetrate through the upper end and the lower end of the rotary material distributing part (2), the material distributing bottom plate (1) is provided with an outlet (10) for discharging, the outlet (10) is connected with the discharging structure (5), the material distributing bottom plate (1) can cover the lower openings of the transport bins (20), when the rotary material distributing part (2) rotates, the lower openings of the transport bins (20) are aligned with the outlet (10) in sequence, and the upper openings of the transport bins (20) are aligned with the feeding structure (4) in sequence simultaneously, and the single transport bin (20) is not simultaneously aligned with the outlet (10) and the feeding structure (4),

the dust removing mechanism comprises a plurality of dust collecting ports (6), a dust removing channel (7) and a dust collector (8), the dust collecting ports (6) are arranged on the bottom surface of the rotary distributing part (2), the dust removing channel (7) comprises a first dust removing channel (70) and a second dust removing channel (71), the first dust removing channel (70) is rotatably connected with the second dust removing channel (71), and the dust collecting ports (6), the first dust removing channel (70), the second dust removing channel (71) and the dust collector (8) are sequentially connected;

the first dust removing channel (70) is positioned in the rotary distributing part (2), and one end of the first dust removing channel (70) is provided with a plurality of branches (702) which are respectively connected with thirty-two dust suction ports (6).

2. A dust removable furnace charging apparatus according to claim 1, wherein: the center of the bottom surface of the rotary distributing part (2) is provided with an extending part (21), the extending part (21) can penetrate through the distributing bottom plate (1) and extend to the lower part of the distributing bottom plate (1), the outer surface of the extending part (21) is provided with a gear disc (210), the driving structure (3) comprises an incomplete gear (30) and a driving motor (31), the gear disc (210) can be meshed with a part with a gear on the incomplete gear (30), the rotating shaft of the gear disc (210) is perpendicular to the rotating shaft of the incomplete gear (30), and the driving motor (31) can drive the incomplete gear (30) to rotate.

3. A charging apparatus for a dust removable furnace as claimed in claim 1, wherein: the first dust removing channel is provided with a plurality of auxiliary dust suction holes (701), and the auxiliary dust suction holes (701) are aligned with gaps between the material distributing bottom plate (1) and the rotary material distributing piece (2).

4. A dust removable furnace charging apparatus according to claim 1, wherein: the upper surface of the material distributing bottom plate (1) is provided with an annular baffle (11) for preventing dust from scattering from the periphery of the rotary material distributing piece (2).

5. A dust removable furnace charging apparatus according to claim 1, wherein: the rotary material distribution piece is characterized in that a plurality of discharging notches (22) the number of which is the same as that of the through holes are formed in the top of the rotary material distribution piece (2), material stopping protrusions (23) are arranged among the discharging notches (22), the material stopping protrusions (23) are connected with the discharging notches (22) in a smooth transition mode, the feeding structure (4) comprises an arc-shaped plate (40), when the rotary material distribution piece (2) rotates, the arc-shaped plate (40) slides to the material stopping protrusions (23) from the discharging notches (22), the material stopping protrusions (23) enable the arc-shaped plate (40) to be lifted upwards, the material stopping protrusions (23) slide to the adjacent discharging notches (22), and feeding of the arc-shaped plate (40) is continued.

6. A dust removable furnace charging apparatus according to claim 1, wherein: discharge structure (5) are including discharging funnel (50) and discharging channel (51), discharging funnel (50) one end that the opening is big is connected the other end with export (10) and is connected with discharging channel (51), discharging channel (51) are the spiral.

7. A dust removable furnace charging apparatus as claimed in claim 6, wherein: discharging channel (51) are equipped with vibrating motor (52), vibrating motor (52) work can drive discharging channel (51) vibration in order to prevent that the material from detaining.

8. A dust removable furnace charging apparatus according to claim 1, wherein: the top surface of the rotary distributing part (2) inclines from the periphery to the center.