CN214426424U

CN214426424U - Smelting furnace automatic feed dust collector

Info

Publication number: CN214426424U
Application number: CN202120267587.8U
Authority: CN
Inventors: 袁安专
Original assignee: Shandong Tongyuan Machinery Manufacturing Co ltd
Current assignee: Shandong Tongyuan Machinery Manufacturing Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-19
Anticipated expiration: 2031-01-29

Abstract

The utility model belongs to the technical field of the smelting furnace feeding dust removal, and a smelting furnace automatic feed dust collector is disclosed, including the smelting furnace body, the fixed surface of smelting furnace body is connected with two oxygen inlet ports, the top movable mounting of smelting furnace body has the feeder hopper, the inboard of feeder hopper is provided with the fixed block, the top movable mounting of fixed block has the support column. The utility model discloses an oxygen inlet port lets in the oxygen-enriched gas to the smelting furnace is inside, the inside atmospheric pressure of smelting furnace body risees, gas can flow upwards, the material is along the feed inlet when whereabouts, after falling feed mechanism's top, the material can be carried out the homodisperse by feed mechanism, the little through-hole that feed mechanism's bottom was seted up is convenient for from ventilative, the air current can go upward at the aperture that passes of smelting furnace body, blow the dust that drops when being dispersed with the material, bring the dust when falling of material, the dust can be taken away along the pipe of discharging fume at top.

Description

Smelting furnace automatic feed dust collector

Technical Field

The utility model belongs to the technical field of the smelting furnace feeding dust removal, specifically a smelting furnace automatic feed dust collector.

Background

The smelting furnace is equipment for melting metal ingots and some waste metals, adding necessary alloy components, and smelting the metal ingots and the waste metals into required alloys through operations of slagging-off, refining and the like.

However, the existing metal smelting equipment has a defect that a large amount of large dust impurities contained in materials when a smelting furnace body receives feeding materials are not treated well in the market at present, but the impurities seriously affect the quality of metal smelting, and a large amount of harmful smoke is generated in the smelting process, so that the environment is damaged, and the impurities are harmful to the health of workers, and therefore the impurities need to be removed.

The utility model provides an effective and scientific treatment means to this problem, reaches the effect of dust removal and smoke abatement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides a smelting furnace automatic feed dust collector has material dust removal and flue gas filtration purification's advantage.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic feeding and dust removing device of a smelting furnace comprises a smelting furnace body, wherein two oxygen inlet openings are fixedly connected to the surface of the smelting furnace body, the top of the smelting furnace body is movably provided with a feed hopper, the inner side of the feed hopper is provided with a fixed block, the top of the fixed block is movably provided with a supporting column, the top of the supporting column is fixedly connected with a material distributing mechanism, the top of the feed hopper is movably provided with a top cover, the material distributing mechanism is positioned in an inner cavity formed by combining the feed hopper and the top cover, the middle part of the top cover is provided with a feed inlet, two sides of the top cover are fixedly communicated with smoke exhaust pipes, the other ends of the two smoke exhaust pipes are fixedly communicated with a three-way pipe, the two smoke exhaust pipes are fixedly communicated through the three-way pipe, the middle part of the three-way pipe is fixedly connected with an air suction pipe, and the other end of the air suction pipe is fixedly connected with an air suction pump.

The air pump is characterized in that the output end of the air pump is fixedly connected with a purification cover, an activated carbon filter cylinder is fixedly mounted inside the purification cover and communicated with the air supply pipe, and an air outlet pipe is fixedly mounted at the outer end of the purification cover.

As an optimal technical scheme of the utility model, two the equal downwardly extending in middle part to the middle part of smelting furnace body in oxygen inlet port position symmetry and the position of smelting furnace body inner chamber, the port of oxygen inlet port indicates the direction vertical downwards, when the smelting furnace begins to heat, let in oxygen-enriched gas to the smelting furnace inside through the oxygen inlet port, gaseous inner wall along the smelting furnace body blows downwards, for providing a large amount of oxygen in the smelting furnace body, supplementary heating, secondly the inside atmospheric pressure of smelting furnace body risees, and can produce the flue gas at the in-process of burning, gas can flow upwards, take the time of the material whereabouts back city, extract by the aspiration pump again, with flue gas and dust along the pipe of discharging fume and being taken away.

As the utility model discloses an optimal technical scheme, a ring channel has been seted up at smelting furnace body top, the diameter ratio smelting furnace body's of ring channel external diameter value is little and big than its internal diameter value, two kinds of different external diameters have been seted up to the bottom of oxygen inlet port, the bottom of oxygen inlet port agrees with the adaptation with smelting furnace body's top, improves the gas tightness here of air current through the area of contact who improves between smelting furnace body and the feeder hopper like this, in order to improve the stability of feeder hopper installation at smelting furnace body top simultaneously, is convenient for install and improve the security.

As a preferred technical scheme of the utility model, the three-way pipe is a circular cone with ten triangular pyramids cut off from the surface, the outer surface of the three-way pipe is divided into ten equal parts and the bottom is provided with small through holes, the bottom of the three-way pipe is a solid and downward-inclined circular ring, the feed inlet and the material distribution mechanism are positioned on the same central axis, the material falls along the feed inlet, after falling to the top of the material distribution mechanism, the material can be uniformly dispersed by the material distribution mechanism and can be uniformly divided into ten equal parts to fall to the periphery of the material distribution mechanism, the small through holes arranged at the bottom of the material distribution mechanism are convenient for ventilation, the airflow can go upwards through the small holes of the smelting furnace body, the dust falling when the material is dispersed is blown up, the phenomenon that the surfaces of the material are mutually wrapped is reduced after the material is dispersed by the material distribution mechanism, and the contact surface between the material and the airflow is improved, and when the materials slide to the bottom surface along the inclined surface of the material distribution mechanism, part of dust can be lifted by collision, so that the dust can be blown by airflow and sucked out through the smoke exhaust pipe.

As an optimal technical scheme of the utility model, feeder hopper and top cap are the hollow round platform form of two the same top surfaces in bottom surface differences, the solid ring diameter of feed mechanism bottom is less than the maximum internal diameter value of feeder hopper, and the material that falls on solid ring part all can all finally all can be through the downward landing of inclined plane of solid ring, passes the space that produces between solid ring and the feeder hopper inner wall, drops the bottom of smelting furnace body, and this design purpose of the maximum internal diameter value that solid ring diameter is less than the feeder hopper is exactly in order to make the material can form the gap through here.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an oxygen inlet port lets in the oxygen-enriched gas to the smelting furnace is inside, the inside atmospheric pressure of smelting furnace body risees, gas can flow upwards, the material is along the feed inlet when whereabouts, after falling feed mechanism's top, the material can be carried out the homodisperse by feed mechanism, the little through-hole that feed mechanism's bottom was seted up is convenient for from ventilative, the air current can go upward at the aperture that passes of smelting furnace body, blow the dust that drops when being dispersed with the material, bring the dust when the material whereabouts, the dust can be taken away along the pipe of discharging fume at top, the purpose of effectively dispelling has been realized carrying out to the dust of material from this, eliminate the influence of its quality when the dust is smelted to the material, reduce the production of follow-up flue gas.

2. The utility model discloses an aspiration pump is bled the pipe of discharging fume, not only can extract the dust in the lump, and the poisonous flue gas that produces when smelting also can be taken away in the lump, has produced the air current inner loop to the inside of smelting furnace body promptly, has also taken away the poisonous flue gas in the air, and the air current flow direction active carbon that is mingled with poisonous flue gas and dust is strained the section of thick bamboo and is expected to be filtered by it and discharge after, has effectively realized the purification to the flue gas, and removes dust, has protected environment and staff's healthy.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic diagram of the top cover of the present invention;

FIG. 4 is a schematic view of the material distributing mechanism and the feeding hopper of the present invention;

fig. 5 is a top view of the material distributing mechanism of the present invention;

FIG. 6 is a cross-sectional view of the melting furnace body of the present invention;

fig. 7 is a schematic view of an activated carbon filter cartridge according to the present invention.

In the figure: 1. a smelting furnace body; 2. an oxygen inlet port; 3. a feed hopper; 4. a fixed block; 5. a support pillar; 6. a material distributing mechanism; 7. a top cover; 8. a feed inlet; 9. a smoke exhaust pipe; 10. a three-way pipe; 11. an air intake duct; 12. an air pump; 13. an air supply pipe; 14. a purge hood; 15. an activated carbon filter cartridge; 16. and an air outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1 to 7, the utility model provides an automatic feeding and dust removing device for a smelting furnace, which comprises a smelting furnace body 1, two oxygen inlet ports 2 are fixedly connected on the surface of the smelting furnace body 1, a feed hopper 3 is movably arranged at the top of the smelting furnace body 1, a fixed block 4 is arranged at the inner side of the feed hopper 3, a support pillar 5 is movably arranged at the top of the fixed block 4, a material distributing mechanism 6 is fixedly connected at the top of the support pillar 5, a top cover 7 is movably arranged at the top of the feed hopper 3, the material distributing mechanism 6 is positioned in an inner cavity formed by combining the feed hopper 3 and the top cover 7, a feed inlet 8 is arranged at the middle part of the top cover 7, smoke exhaust pipes 9 are fixedly communicated at both sides of the top cover 7, three-way pipes 10 are fixedly communicated with the other ends of the two smoke exhaust pipes 9, the two smoke exhaust pipes 9 are fixedly communicated with each other through the three-way pipes 10, and an air suction pipe 11 is fixedly connected at the middle part of the three-way pipes 10, the other end of the air suction pipe 11 is fixedly connected with an air suction pump 12.

Wherein, the output end of the air pump 12 is fixedly connected with a purification cover 14, an activated carbon filter cylinder 15 is fixedly arranged inside the purification cover 14, the activated carbon filter cylinder 15 is communicated with the air supply pipe 13, and the outer end of the purification cover 14 is fixedly provided with an air outlet pipe 16.

Wherein, two 2 position symmetries of oxygen inlet port and the middle part that is located 1 inner chamber of smelting furnace body all downwardly extending to the middle part of smelting furnace body 1, the direction that the port of oxygen inlet port 2 points to is vertical downwards, when the smelting furnace begins to heat, let in oxygen-enriched gas to the smelting furnace inside through oxygen inlet port 2, gaseous inner wall along smelting furnace body 1 blows downwards, for providing a large amount of oxygen in the smelting furnace body 1, supplementary heating, secondly the inside atmospheric pressure of smelting furnace body 1 risees, and can produce the flue gas at the in-process of burning, gaseous can upwards flow, take back city when the material whereabouts, extract by aspiration pump 12 again, with flue gas and dust along discharging fume pipe 9 and being taken away.

Wherein, an annular channel has been seted up at smelting furnace body 1 top, the diameter ratio of annular channel 1's external diameter value is little and big than its internal diameter value, two kinds of different external diameters have been seted up to the bottom of oxygen inlet port 2, the bottom of oxygen inlet port 2 agrees with the adaptation with smelting furnace body 1's top, improve the gas tightness here of air current through the area of contact who improves between smelting furnace body 1 and the feeder hopper 3 like this, simultaneously in order to improve feeder hopper 3 and install the stability at smelting furnace body 1 top, be convenient for installation and improvement security.

Wherein, the three-way pipe 10 is a circular cone with ten triangular pyramids cut off from the surface, the outer surface of the three-way pipe 10 is divided into ten equal parts, the bottom of the three-way pipe 10 is provided with small through holes, the bottom of the three-way pipe 10 is a solid and downward inclined circular ring, the feed inlet 8 and the distributing mechanism 6 are positioned on the same central axis, the material falls along the feed inlet 8, after falling to the top of the distributing mechanism 6, the material can be uniformly dispersed by the distributing mechanism 6 and can be uniformly divided into ten equal parts to fall to the periphery of the distributing mechanism 6, the small through holes arranged at the bottom of the distributing mechanism 6 are convenient for ventilation, the airflow can go upwards through the small through holes of the smelting furnace body 1 to blow up the dust falling when the material is dispersed, the phenomenon that the surfaces of the material are mutually wrapped after the material is dispersed by the distributing mechanism 6 is reduced, the contact surface between the material and the airflow is improved, and the material slides down along the inclined surface of the distributing mechanism 6, some of the dust will be lifted by the impact, whereby the dust can be blown up by the air flow and sucked out through the smoke exhaust duct 9.

Wherein, feeder hopper 3 and top cap 7 are the same hollow round platform form that the top surface is different of two bottom surfaces, and the solid ring diameter of feed mechanism 6 bottom is less than the biggest inside diameter value of feeder hopper 3, and the material that falls into solid ring part all can all finally all be through the downward landing of inclined plane of solid ring, passes the space that produces between solid ring and the 3 inner walls of feeder hopper, drops the bottom of smelting furnace body 1, and this design purpose of solid ring diameter is less than the biggest inside diameter value of feeder hopper 3 is exactly in order to make the material can form the gap through here.

The utility model discloses a theory of operation and use flow:

when the smelting furnace starts to be heated, oxygen-enriched gas is introduced into the smelting furnace through the oxygen inlet 2, the air pressure in the smelting furnace body 1 rises, smoke can be generated in the combustion process, the gas can flow upwards, when the material falls along the feed inlet 8, the material can be uniformly dispersed by the material distribution mechanism 6 after falling to the top of the material distribution mechanism 6, the material can be uniformly divided into ten equal parts and falls to the periphery of the material distribution mechanism 6, small through holes formed in the bottom of the material distribution mechanism 6 are convenient for ventilation, airflow can go upwards through small holes penetrating through the smelting furnace body 1 to blow up the dust falling when the material is dispersed, the dust falling when the material falls is taken up, the dust is extracted by the air extraction pump 12, the smoke and the dust are extracted along the smoke exhaust pipe 9, the extracted smoke and dust can be finally introduced into the activated carbon filter cylinder 15 by the air extraction pump 12 and filtered by the activated carbon filter cylinder 15, removing harmful particles in the smoke dust.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a smelting furnace automatic feed dust collector, includes smelting furnace body (1), its characterized in that: the surface of the smelting furnace body (1) is fixedly connected with two oxygen inlet openings (2), the top of the smelting furnace body (1) is movably provided with a feed hopper (3), the inner side of the feed hopper (3) is provided with a fixed block (4), the top of the fixed block (4) is movably provided with a support column (5), the top of the support column (5) is fixedly connected with a material distribution mechanism (6), the top of the feed hopper (3) is movably provided with a top cover (7), the material distribution mechanism (6) is positioned in an inner cavity formed by combining the feed hopper (3) and the top cover (7), the middle part of the top cover (7) is provided with a feed inlet (8), the two sides of the top part of the top cover (7) are fixedly communicated with smoke discharge pipes (9), the other ends of the two smoke discharge pipes (9) are fixedly communicated with a three-way pipe (10), and the two smoke discharge pipes (9) are fixedly communicated with each other through the three-way pipe (10), the middle of the three-way pipe (10) is fixedly connected with an air suction pipe (11), and the other end of the air suction pipe (11) is fixedly connected with an air suction pump (12).

2. The automatic feeding and dust removing device of a smelting furnace according to claim 1, characterized in that: the air pump is characterized in that the output end of the air pump (12) is fixedly connected with a purification cover (14), an activated carbon filter cylinder (15) is fixedly mounted inside the purification cover (14), the activated carbon filter cylinder (15) is communicated with the air supply pipe (13), and the outer end of the purification cover (14) is fixedly provided with an air outlet pipe (16).

3. The automatic feeding and dust removing device of a smelting furnace according to claim 1, characterized in that: the two oxygen inlet openings (2) are symmetrical in position and located in the middle of an inner cavity of the smelting furnace body (1) and extend downwards to the middle of the smelting furnace body (1), and the direction pointed by the port of each oxygen inlet opening (2) is vertical downwards.

4. The automatic feeding and dust removing device of a smelting furnace according to claim 1, characterized in that: the top of the smelting furnace body (1) is provided with an annular groove, the diameter of the annular groove is smaller than the outer diameter value of the smelting furnace body (1) and larger than the inner diameter value of the annular groove, the bottom of the oxygen inlet (2) is provided with two different outer diameters, and the bottom of the oxygen inlet (2) is matched with the top of the smelting furnace body (1).

5. The automatic feeding and dust removing device of a smelting furnace according to claim 1, characterized in that: the three-way pipe (10) is a circular cone with ten triangular pyramids cut off from the surface, the outer surface of the three-way pipe (10) is divided into ten equal parts, small through holes are formed in the bottom of the three-way pipe, the bottom of the three-way pipe (10) is a solid ring inclined downwards, and the feed inlet (8) and the material distribution mechanism (6) are located on the same central axis.

6. The automatic feeding and dust removing device of a smelting furnace according to claim 1, characterized in that: the feeding hopper (3) and the top cover (7) are in the shape of hollow round tables with two identical bottom surfaces and different top surfaces, and the diameter of a solid ring at the bottom of the material distributing mechanism (6) is smaller than the maximum inner diameter value of the feeding hopper (3).