CN214881643U

CN214881643U - Recovery smelting device for waste iron filings of iron casting

Info

Publication number: CN214881643U
Application number: CN202121469908.9U
Authority: CN
Inventors: 朴海英
Original assignee: Pu Haiying
Current assignee: Pu Haiying
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-11-26
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a device for recovering and smelting waste iron filings of iron castings, which comprises a right platform; the left side of the right platform is provided with a left platform; the right platform and the left platform are positioned on the same horizontal plane; a transportation track is arranged between the right platform and the left platform; the horizontal plane of the transportation track is lower than the right platform; an electric arc furnace is arranged above the transportation track; the furnace cover at the top of the electric arc furnace is provided with a graphite rod through sliding connection; the top of the graphite rod is fixedly connected with an electrode holder; the transmission control console is arranged to control the three groups of conveyor belts to operate, the three groups of conveyor belts are operated sequentially, small-particle scrap iron is transmitted firstly, then medium-particle scrap iron is transmitted into the furnace, large-block scrap iron is transmitted into the furnace, then medium-particle scrap iron is transmitted into the furnace, the medium-particle scrap iron and small-particle scrap iron in the electric arc furnace can wrap the large-block scrap iron, the small-particle scrap iron can be filled around the furnace wall, and the utilization degree of the volume in the furnace can be improved.

Description

Recovery smelting device for waste iron filings of iron casting

Technical Field

The utility model belongs to the technical field of retrieve and smelt, more specifically say, in particular to useless cast iron bits of ironcasting retrieve smelting device.

Background

The metal recovery refers to that useful substances separated from waste metals are physically or mechanically processed into recycled products, and is an industrial chain from recovery, disassembly and recycling, and the metal recovery industry forms a complete industrial chain and a recycling ecological circle, so that the effective utilization of resources is realized.

Through retrieval, for example, patent No. CN210193915U discloses a scrap iron casting scrap recycling and smelting device, which comprises a housing, wherein a smelting cavity is formed inside the housing, a material leaking hole is formed inside the housing and positioned at the top of the smelting cavity, a vent hole which penetrates through the material leaking hole and extends to the left side of the material leaking hole is formed in the right side of the housing, a fan which is positioned on the right side of the vent hole is fixedly installed at the top of the housing, a motor is fixedly installed at the top of the housing, a rotating shaft which extends to the inside of the material leaking hole is fixedly installed at an output shaft of the motor, a movable plate which is positioned inside the material leaking hole is sleeved outside the rotating shaft, a guide rail which extends to the inside of the movable plate is fixedly installed at the outside of the rotating shaft, and a limit block which is positioned at the bottom of the movable plate is fixedly installed at the bottom of the rotating shaft. The device for recovering and smelting the waste iron filings of the iron casting effectively removes dust in the waste iron filings, avoids the dust from smelting along with the waste iron filings, and ensures the smelting quality to a certain extent.

Based on the aforesaid, the useless cast iron bits of present common iron casting retrieves smelting device mainly is single batch transport structure, does not set up the structure that carries out the filler under the condition of not opening the bell, does not generally set up the structure that can classify into the stove to different particle size scrap iron particles, is unfavorable for further smelting, does not set up the structure that can make scrap iron bits divide batch into the stove, and the utilization degree of furnace internal volume is not enough, and the oven is heated unevenly.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a device for recovering and smelting waste iron filings of iron castings is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a smelting device is retrieved to useless casting iron bits of ironcasting to solve the useless casting iron bits of present common casting that proposes in the above-mentioned background art and retrieve smelting device and mainly be single batch transport structure, do not set up the structure that carries out the filler under the condition of not opening the bell, generally not set up the structure that can classify into the stove to different granule size scrap iron particles, be unfavorable for further smelting, do not set up the structure that can make scrap iron bits divide batch into the stove, the volumetric availability in the stove is not enough, the uneven problem of oven is heated.

The utility model relates to a purpose and efficiency of useless cast iron bits of ironcasting retrieve smelting device are reached by following concrete technological means:

a device for recovering and smelting waste iron filings of iron castings comprises a right platform; the left side of the right platform is provided with a left platform; the right platform and the left platform are positioned on the same horizontal plane; a transportation track is arranged between the right platform and the left platform; the horizontal plane of the transportation track is lower than the right platform; an electric arc furnace is arranged above the transportation track; the furnace cover at the top of the electric arc furnace is provided with a graphite rod through sliding connection; the top of the graphite rod is fixedly connected with an electrode holder, and the right side of the electrode holder is fixedly connected with a lifting motor fixing column; a fixed platform is arranged above the left platform; the bottom of the fixed platform is fixedly connected with an upright post; the number of the upright posts is set to six groups; the bottom surfaces of the upright posts are connected with the top surface of the left platform through flanges; a sorting box is arranged above the fixed platform; a large-particle conveying belt is fixedly connected inside the sorting box; the middle part of the large-particle conveyor belt is provided with a rod part, and two sides of the rod part are connected with chain drives.

Furthermore, the sorting box also comprises a medium particle conveyor belt and a closed conveyor belt; a medium particle conveyor belt is arranged below the large particle conveyor belt; the adjacent distance of the rods in the medium particle conveyor belt is smaller than the distance between the rods of the large particle conveyor belt; a closed conveying belt is arranged below the medium particle conveying belt.

Furthermore, the sorting box also comprises a primary inclined screening conveyor belt, a secondary inclined screening conveyor belt and a closed inclined conveyor belt; a primary inclined screening conveyor belt is arranged below the left end of the large-particle conveyor belt; a secondary inclined screening conveyor belt is arranged below the left end of the medium particle conveyor belt; and a closed inclined conveyor belt is arranged below the left end of the closed conveyor belt.

Furthermore, the sorting box also comprises a supporting plate; the bottom of the sorting box is fixedly connected with a supporting plate through welding; the bottom of the supporting plate is fixed with the top surface of the fixed platform.

Further, a main conveying belt is arranged on the right side of the sorting box; the surface of the main conveyor belt is metal; the left side of the main conveyor belt is fixedly connected with an extension plate through welding; the top of the extension plate is fixedly connected with a blower; the number of the blowers is four; the surface of the main conveyor belt is fixedly connected with an electromagnetic sheet; the tail end of the left side of the main conveyor belt is fixedly connected with a transmission control console; the transmission console circuit is coupled with the electromagnetic sheet circuit.

Furthermore, a shunt box is fixedly connected to the bottom of the left side of the sorting box; the inner part of the flow distribution box is fixedly connected with a medium particle pipe; the fine particle pipe is arranged on the right side of the middle particle pipe; the left side of the middle particle tube is provided with a large particle tube; the fine particle pipe is positioned below the tail end of the closed inclined conveyor belt; the medium particle pipe is positioned below the tail end of the secondary inclined screening conveyor belt; the large particle pipe is positioned below the tail end of the first-stage inclined screening conveyor belt.

Further, the bottoms of the fine particle tube, the medium particle tube and the large particle tube are fixedly connected with a conveying tube through welding; the number of the conveying pipes is three; a motor is arranged on the side surface of the conveying pipe, and a rotating shaft of the motor is coaxially connected with a screw conveyer; the right side of the conveying pipe extends to the inside of the electric arc furnace.

Compared with the prior art, the utility model discloses following beneficial effect has:

the setting of conveying pipe, through with the reposition of redundant personnel case cooperation, can make the screw feeder rotate and make conveying intraductal iron fillings transmit to the right side through starter motor, can pack under the condition of not opening the bell, the material resources of using manpower sparingly have improved the practicality of device.

The setting of large granule conveyer belt, through with well granule conveyer belt and airtight conveyer belt cooperation, through main conveyer belt conveying, make waste iron bits granule transmit to large granule conveyer belt surface, through large granule conveyer belt surface pole portion space, make the middle-sized waste iron bits fall on the well granule conveyer belt of large granule conveyer belt below, through well granule conveyer belt conveying, make more fine waste iron bits drop and convey on airtight conveyer belt, carry out the waste iron bits transmission to different particle sizes through three groups of conveyer belts, make large granule conveyer belt waste iron bits transmit to one-level slope screening conveyer belt, make middle-sized granule conveyer belt waste iron bits transmit to second grade slope screening conveyer belt, make airtight conveyer belt waste iron bits transmit to airtight slope conveyer belt, through three groups of slope conveyer belts, after the secondary screening, through conveyer belt transmission, can make three types of different particle sizes waste iron bits transmit respectively to large granule pipe, In well granule pipe, the fine granule pipe, can classify into the stove to different particle size scrap iron granule, improved the functionality of device.

The setting of transmission control platform, through the operation of three groups of conveyer belts of transmission control platform control, make three kinds of scrap iron pieces in the conveyer pipe can transmit to the electric arc furnace in different time, through controlling three groups of conveyer belts to operate successively, make the transmission of tiny particle iron piece earlier, later make the transmission of well granule iron piece advance the stove, make bold iron piece advance the stove, later make middle and small particle iron piece advance the stove again, can make the interior parcel of electric arc furnace bold iron piece of tiny particle iron piece, can make tiny particle iron piece fill around the oven, can improve the utilization degree of furnace internal volume, make the oven be heated evenly, be more favorable to smelting.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention.

Fig. 2 is a schematic view of the left side of the fixing platform according to the present invention.

Fig. 3 is a schematic view of the three-dimensional disassembly structure of the sorting box of the present invention.

Fig. 4 is a partially enlarged schematic view of a in fig. 3.

Fig. 5 is a partially enlarged schematic view of B in fig. 3.

Fig. 6 is a schematic perspective view of the flow distribution box of the present invention.

Fig. 7 is a schematic perspective view of the large granule conveyor belt of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a right platform; 101. a transportation track; 2. a left platform; 3. an electric arc furnace; 301. a graphite rod; 4. a fixed platform; 401. a column; 5. sorting boxes; 501. a large particle conveyor belt; 502. a medium particle conveyor belt; 503. sealing the conveyor belt; 504. a first-stage inclined screening conveyor belt; 505. a secondary inclined screening conveyor belt; 506. sealing the inclined conveyor belt; 507. a support plate; 6. a main conveyor belt; 601. an extension plate; 602. a blower; 603. a transmission console; 604. an electromagnetic sheet; 7. a shunt box; 701. a fine particle tube; 702. a medium particle pipe; 703. a large particle tube; 8. a transfer tube; 801. and (4) an auger.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 7:

the utility model provides a device for recovering and smelting waste iron filings of iron castings, which comprises a right platform 1; the left side of the right platform 1 is provided with a left platform 2; the right platform 1 and the left platform 2 are positioned on the same horizontal plane; a transportation track 101 is arranged between the right platform 1 and the left platform 2; the horizontal plane of the transportation track 101 is lower than the right platform 1; an electric arc furnace 3 is arranged above the transportation track 101; a graphite rod 301 is arranged on the furnace cover at the top of the electric arc furnace 3 through sliding connection; the top of the graphite rod 301 is fixedly connected with an electrode holder, and the right side of the electrode holder is fixedly connected with a lifting motor fixing column; a fixed platform 4 is arranged above the left platform 2; the bottom of the fixed platform 4 is fixedly connected with a vertical column 401; the number of the upright posts 401 is set to six groups; the bottom surfaces of the upright posts 401 are connected with the top surface of the left platform 2 through flanges; a sorting box 5 is arranged above the fixed platform 4; a large-particle conveyor belt 501 is fixedly connected inside the sorting box 5; the middle part of the large-particle conveyor belt 501 is provided with a rod part, and two sides of the rod part are connected with chains for transmission; the sorting box 5 also comprises a medium particle conveyor belt 502 and a closed conveyor belt 503; a medium particle conveyor belt 502 is arranged below the large particle conveyor belt 501; the adjacent distance of the rods in the medium particle conveyor belt 502 is smaller than the distance between the rods in the large particle conveyor belt 501; a closed conveying belt 503 is arranged below the middle particle conveying belt 502; the sorting box 5 also comprises a first-level inclined screening conveyor belt 504, a second-level inclined screening conveyor belt 505 and a closed inclined conveyor belt 506; a primary inclined screening conveyor belt 504 is arranged below the left end of the large-particle conveyor belt 501; a secondary inclined screening conveyor belt 505 is arranged below the left end part of the middle particle conveyor belt 502; a closed inclined conveyor belt 506 is arranged below the left end of the closed conveyor belt 503; the sorting box 5 also comprises a supporting plate 507; the bottom of the sorting box 5 is fixedly connected with a supporting plate 507 through welding; the bottom of the supporting plate 507 is fixed with the top surface of the fixed platform 4; a main conveyor belt 6 is arranged on the right side of the sorting box 5; the surface of the main conveyor belt 6 is made of metal; the left side of the main conveyor belt 6 is fixedly connected with an extension plate 601 through welding; the top of the extension plate 601 is fixedly connected with a blower 602; the blowers 602 are provided in four groups in number; the surface of the main conveyor belt 6 is fixedly connected with an electromagnetic sheet 604; the tail end of the left side of the main conveyor belt 6 is fixedly connected with a transmission control console 603; the transmission console 603 circuitry is coupled to the electromagnet plate 604 circuitry.

Wherein, the bottom of the left side of the sorting box 5 is fixedly connected with a flow distribution box 7; a particle tube 702 is fixedly connected inside the flow distribution box 7; the fine particle pipe 701 is arranged on the right side of the middle particle pipe 702; the left side of the medium particle pipe 702 is provided with a large particle pipe 703; a fine particle pipe 701 is positioned below the end of the closed inclined conveyor belt 506; the medium particle pipe 702 is positioned below the end of the secondary inclined screening conveyor 505; the large particle pipe 703 is located below the end of the one-level inclined screening conveyor belt 504, and is conveyed by the main conveyor belt 6, so that waste iron filings are conveyed to the surface of the large particle conveyor belt 501, the medium-sized waste iron filings fall onto the medium particle conveyor belt 502 below the large particle conveyor belt 501 through the gap of the rod part on the surface of the large particle conveyor belt 501, the finer waste iron filings fall onto the closed conveyor belt 503 for conveying through the medium particle conveyor belt 502, the waste iron filings of different particle sizes are conveyed through the three groups of conveyors, the large particle conveyor belt 501 is conveyed to the one-level inclined screening conveyor belt 504, the medium particle conveyor belt 502 is conveyed to the second-level inclined screening conveyor belt 505, the closed conveyor belt 503 is conveyed to the closed inclined conveyor belt 506, the three groups of inclined conveyor belts are used for re-screening, and the three types of waste iron filings with different particle sizes are respectively conveyed to the large particle pipe 703, the main conveyor belt 6, In the medium particle pipe 702 and the fine particle pipe 701, waste iron filings fall into the conveying pipe 8 through gravity, the auger 801 is rotated through the operation of the motor, the three groups of conveying belts are controlled to operate through the transmission control console 603, the three types of waste iron filings in the conveying pipe 8 can be transmitted into the electric arc furnace 3 at different time, the small particle iron filings are transmitted firstly through controlling the three groups of conveying belts to operate successively, then the medium particle iron filings are transmitted into the furnace, the large iron filings are transmitted into the furnace, then the medium and small particle iron filings are transmitted into the furnace, the medium and small particle iron filings in the electric arc furnace 3 can wrap the large iron filings, the small particle iron filings can be covered around the furnace wall, the furnace wall is heated uniformly, and smelting is more facilitated.

Wherein the bottoms of the fine particle pipe 701, the medium particle pipe 702 and the large particle pipe 703 are fixedly connected with a conveying pipe 8 through welding; the conveying pipes 8 are arranged in three groups; a motor is arranged on the side surface of the conveying pipe 8, and a rotating shaft of the motor is coaxially connected with an auger 801; conveying pipe 8 right side extends to inside electric arc furnace 3, can make screw feeder 801 rotate and make conveying pipe 8 interior iron fillings to the right side transmission through starter motor, can pack under the condition of not opening the bell, and the material resources of using manpower sparingly have improved the practicality of device.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, the collected scrap iron filings are dumped on the main conveyor belt 6 for conveying, the transmission control console 603 controls the electromagnetic sheet 604 to operate in batches, the scrap iron particles are adsorbed on the surface of the electromagnetic sheet 604 by magnetic adsorption, the blower 602 is started to operate, dust is removed by blowing the scrap iron, dust and impurities in the scrap iron can be removed under the condition that the scrap iron does not fall, smelting is facilitated, the scrap iron particles are conveyed by the main conveyor belt 6 and are conveyed to the surface of the large-particle conveyor belt 501, the scrap iron particles with medium size fall on the medium-particle conveyor belt 502 below the large-particle conveyor belt 501 through the rod part gap on the surface of the large-particle conveyor belt 501, the scrap iron particles with more fine and dense are conveyed by the medium-particle conveyor belt 502, the scrap iron particles with different sizes are conveyed by the three groups of conveyor belts, the scrap iron of the large-particle conveyor belt 501 is conveyed to the first-level inclined screening conveyor belt 504, the scrap iron of the medium-particle conveyor belt 502 is conveyed to the second-level inclined screening conveyor belt 505, the scrap iron of the closed conveyor belt 503 is conveyed to the closed inclined conveyor belt 506, the scrap iron of the three types of scrap iron with different particle sizes is conveyed through the three groups of inclined conveyor belts after being screened again, the scrap iron of the three types of scrap iron with different particle sizes can be respectively conveyed into the large-particle pipe 703, the medium-particle pipe 702 and the fine-particle pipe 701, the scrap iron of the three types of scrap iron can fall into the conveying pipe 8 through gravity, the auger 801 rotates through the operation of the motor, the three groups of conveyor belts are controlled by the conveying control console 603, the three types of scrap iron in the conveying pipe 8 can be conveyed into the electric arc furnace 3 at different time, the scrap iron of the small-particle can be conveyed firstly and then conveyed into the furnace through the operation of the three groups of conveyor belts in sequence, the scrap iron of the large-particle can be conveyed into the furnace and then the medium-particle scrap iron can be conveyed into the furnace, the small-particle iron chips can be covered around the furnace wall, so that the furnace wall is heated uniformly, and smelting is facilitated.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A device for recovering and smelting waste iron filings of iron castings is characterized by comprising: a right platform (1); a left platform (2) is arranged on the left side of the right platform (1); the right platform (1) and the left platform (2) are positioned on the same horizontal plane; a transportation track (101) is arranged between the right platform (1) and the left platform (2); the horizontal plane of the transportation track (101) is lower than the right platform (1); an electric arc furnace (3) is arranged above the transportation track (101); the furnace cover at the top of the electric arc furnace (3) is provided with a graphite rod (301) through sliding connection; the top of the graphite rod (301) is fixedly connected with an electrode holder, and the right side of the electrode holder is fixedly connected with a lifting motor fixing column; a fixed platform (4) is arranged above the left platform (2); the bottom of the fixed platform (4) is fixedly connected with an upright post (401); the number of the upright posts (401) is set to six groups; the bottom surfaces of the upright posts (401) are connected with the top surface of the left platform (2) through flanges; a sorting box (5) is arranged above the fixed platform (4); a large-particle conveyor belt (501) is fixedly connected inside the sorting box (5); the middle part of the large-particle conveyor belt (501) is provided with a rod part, and two sides of the rod part are connected with chains for transmission.

2. The recycling and smelting device for the waste iron filings of iron castings according to claim 1, characterized in that: the sorting box (5) also comprises a medium particle conveyor belt (502) and a closed conveyor belt (503); a medium particle conveyor belt (502) is arranged below the large particle conveyor belt (501); the adjacent distance of the rods in the medium particle conveyor belt (502) is less than the distance between the rods of the large particle conveyor belt (501); a closed conveyor belt (503) is arranged below the middle particle conveyor belt (502).

3. The recycling and smelting device for the waste iron filings of iron castings according to claim 1, characterized in that: the sorting box (5) further comprises a primary inclined screening conveyor belt (504), a secondary inclined screening conveyor belt (505) and a closed inclined conveyor belt (506); a primary inclined screening conveyor belt (504) is arranged below the left end of the large-particle conveyor belt (501); a secondary inclined screening conveyor belt (505) is arranged below the left end of the middle particle conveyor belt (502); a closed inclined conveyor belt (506) is arranged below the left end of the closed conveyor belt (503).

4. The recycling and smelting device for the waste iron filings of iron castings according to claim 1, characterized in that: the sorting box (5) also comprises a supporting plate (507); the bottom of the sorting box (5) is fixedly connected with a supporting plate (507) by welding; the bottom of the supporting plate (507) is fixed with the top surface of the fixed platform (4).

5. The recycling and smelting device for the waste iron filings of iron castings according to claim 1, characterized in that: a main conveyor belt (6) is arranged on the right side of the sorting box (5); the surface of the main conveyor belt (6) is metal; the left side of the main conveyor belt (6) is fixedly connected with an extension plate (601) through welding; the top of the extension plate (601) is fixedly connected with a blower (602); the number of the blowers (602) is set to four groups; the surface of the main conveyor belt (6) is fixedly connected with an electromagnetic sheet (604); the tail end of the left side of the main conveyor belt (6) is fixedly connected with a transmission control console (603); the transmission console (603) circuit is coupled to the electromagnetic sheet (604) circuit.

6. The recycling and smelting device for the waste iron filings of iron castings according to claim 1, characterized in that: the bottom of the left side of the sorting box (5) is fixedly connected with a flow distribution box (7); a particle tube (702) is fixedly connected inside the flow distribution box (7); a fine particle pipe (701) is arranged on the right side of the middle particle pipe (702); the left side of the middle particle pipe (702) is provided with a large particle pipe (703); the fine particle pipe (701) is positioned below the tail end of the closed inclined conveyor belt (506); the medium particle pipe (702) is positioned below the tail end of the secondary inclined screening conveyor belt (505); the large particle pipe (703) is located below the end of the primary inclined screening conveyor belt (504).

7. The recycling and smelting device for the waste iron filings of iron castings according to claim 6, characterized in that: the bottoms of the fine particle pipe (701), the middle particle pipe (702) and the large particle pipe (703) are fixedly connected with a conveying pipe (8) through welding; the number of the conveying pipes (8) is three; a motor is arranged on the side surface of the conveying pipe (8), and a rotating shaft of the motor is coaxially connected with an auger (801); the right side of the transfer tube (8) extends into the interior of the electric arc furnace (3).