CN214422678U

CN214422678U - Scrap steel recycling and smelting equipment

Info

Publication number: CN214422678U
Application number: CN202120464961.3U
Authority: CN
Inventors: 柳豪
Original assignee: Shanghai Jianing New Material Technology Co ltd
Current assignee: Shanghai Jianing New Material Technology Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-10-19
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses scrap steel recovery smelting equipment, which comprises a crushing mechanism, a cleaning chamber, a magnetic suction mechanism, a preheating chamber and a smelting chamber, wherein the crushing mechanism is arranged at a feeding port of the cleaning chamber; the cleaning chamber is filled with a fine sand layer and is provided with a stirring device, the magnetic suction mechanism is arranged on a track in a sliding way, and the track is arranged between the cleaning chamber and the preheating chamber; the preheating chamber is internally provided with a turnover platform and a heat radiation pipe arranged above the turnover platform; the smelting chamber is internally provided with a rotatable smelting tank body, and the upper part of the inner wall of the smelting tank body is provided with a plurality of buffer plates. The utility model has the advantages that: the structure is simple, the oil stain on the scrap steel can be efficiently removed through the fine sand layer in the cleaning chamber, and the environmental pollution caused by adopting chemical reagents in the past is avoided; the preheating chamber can remove water on the scrap steel in advance.

Description

Scrap steel recycling and smelting equipment

Technical Field

The utility model relates to a smelting equipment, concretely relates to scrap steel recycling smelting equipment.

Background

China is the first major steel producing country in the world at present and is also the largest scrap steel demand market in the world. At present, the recovery of scrap steel mostly goes through the following processes: crushing, cleaning, magnetic separation, compression and smelting.

In the cleaning stage, various chemical solvents or hot surfactants are used for removing oil stains, rust, silt and the like on the surface of the steel piece. Is commonly used for treating engines, bearings, gears and the like which are polluted by cutting machine oil, lubricating grease, oil stains or other attachments in a large quantity. The existing cleaning of waste steel generally adopts various different chemical reagents, and usually has the defect of frequent replacement, and meanwhile, the treatment of the used chemical reagents is also a problem, and if the treatment is not good, the environment is easily polluted.

In the smelting stage, moisture possibly exists on the surface of the scrap steel, the scrap steel with the moisture is smelted, and the mechanical property of the final alloy steel is influenced by precipitation.

Disclosure of Invention

The utility model aims at providing a smelting equipment is retrieved to steel scrap according to the weak point of above-mentioned prior art, should retrieve smelting equipment and realize that fine sand washs the steel scrap through setting up the purge chamber and avoid all kinds of chemical reagent to cause environmental pollution to influence mechanical properties when getting rid of in advance with the moisture on the steel scrap through setting up the preheating chamber and avoiding smelting.

The utility model discloses the purpose is realized accomplishing by following technical scheme:

the scrap steel recovery smelting equipment is characterized by comprising a crushing mechanism, a cleaning chamber, a magnetic suction mechanism, a preheating chamber and a smelting chamber, wherein the crushing mechanism is arranged at a feeding port of the cleaning chamber; the cleaning chamber is filled with a fine sand layer and is provided with a stirring device, the magnetic suction mechanism is arranged on a track in a sliding way, and the track is arranged between the cleaning chamber and the preheating chamber; the preheating chamber is internally provided with a turnover platform and a heat radiation pipe arranged above the turnover platform; the smelting chamber is internally provided with a rotatable smelting tank body, and the upper part of the inner wall of the smelting tank body is provided with a plurality of buffer plates.

The stirring device is a vertical rotating shaft with a plurality of stirring blades, and the vertical rotating shaft penetrates into the fine sand layer.

The magnetic attraction mechanism is provided with a walking frame, the walking frame is installed on the track in a matching mode and driven to walk by a motor, and a telescopic electromagnetic rod is arranged below the walking frame.

Can convertible platform includes the flat board, dull and stereotyped a lateral margin portion with the lateral margin portion of the chute discharge gate of preheating chamber is articulated, dull and stereotyped below is provided with a hydraulic telescoping rod, hydraulic telescoping rod's preceding tip with dull and stereotyped lower surface is articulated.

The bottom of the smelting tank body is supported at the bottom of the smelting chamber through a rotating rod, the top of the smelting tank body is fixedly connected with a motor rotating shaft, a feeding hole is formed in the top of the smelting tank body, and a chute discharging hole of the preheating chamber points to the feeding hole.

The utility model has the advantages that: the structure is simple, the oil stain on the scrap steel can be efficiently removed through the fine sand layer in the cleaning chamber, and the environmental pollution caused by adopting chemical reagents in the past is avoided; the preheating chamber can remove the water on the scrap steel in advance; the steel alloy with excellent performance is obtained by smelting by rotating the smelting tank body and arranging the heating unit on the outer side wall surface of the smelting tank body to ensure that all parts of the scrap steel obtain uniform heating temperature.

Drawings

FIG. 1 is a schematic structural view of a steel scrap recovery smelting device of the utility model.

Detailed Description

The features of the present invention and other related features are described in further detail below by way of example with reference to the accompanying drawings, for the understanding of those skilled in the art:

referring to fig. 1, the symbols 1-22 in the figure are: the device comprises a crushing mechanism 1, a cleaning chamber 2, a smelting chamber 3, a smelting tank body 4, a rail 5, a fine sand layer 6, a magnetic suction mechanism 7, a traveling frame 8, a telescopic electromagnetic rod 9, a preheating chamber 10, a turnover platform 11, a flat plate 12, a hydraulic telescopic rod 13, a chute discharge port 14, a feed port 15, a motor 16, a buffer plate 17, a heating unit 18, a rotating rod 19, a combustion device 20, a heat radiation pipe 21 and a stirring device 22.

Example (b): as shown in fig. 1, the embodiment specifically relates to a scrap steel recovery smelting device, which mainly comprises a crushing mechanism 1, a cleaning chamber 2, a preheating chamber 10 and a smelting chamber 3, which are sequentially arranged, wherein the crushing mechanism 1 is used for crushing scrap steel and conveying the scrap steel into the cleaning chamber 2, the cleaning chamber 2 utilizes fine sand to clearly rub the scrap steel, the preheating chamber 10 is used for heating the scrap steel to remove water contained in the scrap steel, and the smelting chamber 3 is used for finally smelting the scrap steel.

As shown in fig. 1, the crushing mechanism 1 is installed right above the cleaning chamber 2, the scrap crushed by the crushing mechanism 1 directly falls into the cleaning chamber 2, a fine sand layer 6 with a certain height is arranged in the cleaning chamber 2, and a stirring device 22 is arranged, and under the stirring of the stirring device 22, the fine sand is fully contacted with the scrap and is rubbed to remove impurities such as oil stains on the scrap. An overhead rail 5 is arranged on the top wall surface between the cleaning chamber 2 and the preheating chamber 10, a magnetic attraction mechanism 7 is arranged on the rail 5 in a matching mode and comprises a walking frame 8 and a telescopic electromagnetic rod 9, the walking frame 8 can freely walk on the rail under the driving of a motor, and the telescopic electromagnetic rod 9 is vertically arranged below the walking frame. After the steel scrap washs the completion, magnetism inhale mechanism 7 and remove to washing chamber 2 in, retractable electromagnetic rod 9 extension and injection to fine sand layer 6, the steel scrap in the fine sand layer 6 of circular telegram back will be adsorbed by retractable electromagnetic rod 9, later lift retractable electromagnetic rod 9 and move along track 5 and walk to preheating chamber 10 in, after arriving in preheating chamber 10, thereby retractable electromagnetic rod 9 cuts off the power supply and makes the steel scrap fall on can convertible platform 11 in preheating chamber 10.

As shown in fig. 1, a reversible platform 11 and a plurality of heat radiation pipes 21 are arranged in the preheating chamber 10, the heat radiation pipes 21 are arranged right above the reversible platform 11, and the heat radiation pipes 21 can heat the scrap steel in a heat radiation mode to remove water on the scrap steel; the turnover platform 11 comprises a flat plate 12 and a hydraulic telescopic rod 13 for driving the flat plate 12 to rotate, one side edge part of the flat plate 12 is hinged with the side edge part of a chute discharge port 14 of the preheating chamber 10, the upper end of the hydraulic telescopic rod 13 is hinged with the lower surface of the flat plate 12, the lower end of the hydraulic telescopic rod is hinged with the wall surface of the preheating chamber 10, the flat plate 12 can rotate to a vertical angle to pour scrap steel on the flat plate into the chute discharge port 14 under the driving of the hydraulic telescopic rod 13, and the chute discharge port 14 corresponds to a feed port 15 of a smelting tank body 4 in the smelting chamber 3.

As shown in figure 1, a rotatable smelting tank 4 is arranged in the smelting chamber 3, the bottom of the smelting tank 4 is supported at the bottom of the smelting chamber 3 through a rotating rod 19, and the top of the smelting tank 4 is driven to rotate by an output shaft of a motor 16. A plurality of buffer plates 17 are arranged at the position close to the feed inlet 15 in the smelting tank body 4, and the impact damage of the scrap steel to the inner wall surface of the smelting tank body 4 can be reduced after the scrap steel entering from the feed inlet 15 is buffered by the buffer plates 17. A plurality of heating units 18 are arranged on the outer wall surface of the smelting tank 4 at intervals, and a plurality of combustion devices 20 are arranged at the bottom of the smelting tank 4, so that the smelting tank 4 is uniformly heated. The rotating smelting tank body 4 can uniformly heat the molten steel in the smelting tank body.

The beneficial effect of this embodiment lies in: the structure is simple, the oil stain on the scrap steel can be efficiently removed through the fine sand layer in the cleaning chamber, and the environmental pollution caused by adopting chemical reagents in the past is avoided; the preheating chamber can remove the water on the scrap steel in advance; the steel alloy with excellent performance is obtained by smelting by rotating the smelting tank body and arranging the heating unit on the outer side wall surface of the smelting tank body to ensure that all parts of the scrap steel obtain uniform heating temperature.

Claims

1. The scrap steel recovery smelting equipment is characterized by comprising a crushing mechanism, a cleaning chamber, a magnetic suction mechanism, a preheating chamber and a smelting chamber, wherein the crushing mechanism is arranged at a feeding port of the cleaning chamber; the cleaning chamber is filled with a fine sand layer and is provided with a stirring device, the magnetic suction mechanism is arranged on a track in a sliding way, and the track is arranged between the cleaning chamber and the preheating chamber; the preheating chamber is internally provided with a turnover platform and a heat radiation pipe arranged above the turnover platform; the smelting chamber is internally provided with a rotatable smelting tank body, and the upper part of the inner wall of the smelting tank body is provided with a plurality of buffer plates.

2. The scrap steel recovery smelting equipment according to claim 1, wherein the stirring device is a vertical rotating shaft with a plurality of stirring blades, and the vertical rotating shaft penetrates into the fine sand layer.

3. The scrap steel recycling and smelting device according to claim 1, wherein the magnetic attraction mechanism comprises a walking frame, the walking frame is installed on the track in a matching manner and driven by a motor to walk, and a telescopic electromagnetic rod is arranged below the walking frame.

4. The scrap steel recycling and smelting device according to claim 1, wherein the reversible platform comprises a flat plate, one side edge of the flat plate is hinged with one side edge of the chute outlet of the preheating chamber, a hydraulic telescopic rod is arranged below the flat plate, and the front end of the hydraulic telescopic rod is hinged with the lower surface of the flat plate.

5. The scrap steel recovery smelting device according to claim 1, wherein the bottom of the smelting tank body is supported at the bottom of the smelting chamber through a rotating rod, the top of the smelting tank body is fixedly connected with a rotating shaft of a motor, the top of the smelting tank body is provided with a feeding hole, and a chute discharging hole of the preheating chamber points to the feeding hole.