CN212284182U

CN212284182U - High-efficient breaker of scrap iron

Info

Publication number: CN212284182U
Application number: CN202020408834.7U
Authority: CN
Inventors: 刘炜; 吕凌云
Original assignee: Yunnan Qu Jing Cheng Gang Iron And Steel Group Co ltd
Current assignee: Yunnan Qu Jing Cheng Gang Iron And Steel Group Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-01-05
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a high-efficient breaker of scrap iron, including sorting room, roll crushing room and hammering crushing room, one side in the sorting room is provided with letter sorting mechanism, the opposite side is provided with the blanking passageway, letter sorting mechanism includes the round roller that a plurality of horizontal intervals set up, the top in sorting room is provided with blanking room and dust exhaust pipe, the blanking room is located the top of sorting mechanism, the top in blanking room is provided with the automatically-controlled door, be provided with the dust catcher on the dust exhaust pipe, roll crushing room from the top down including back taper and casing, from the top down the interval is provided with rolling mechanism and rolling mechanism down in the casing, crisscross two hammering formula crushing rollers that are provided with about in the hammering crushing room, the bottom in hammering crushing room is provided with horizontal screw conveyer, horizontal screw conveyer's discharge gate is connected with vertical screw conveyer. The utility model has the advantages of being scientific and reasonable in structure, crushing effect is good, and safety ring protects, and work efficiency is high, has apparent economic value and social value.

Description

High-efficient breaker of scrap iron

Technical Field

The utility model relates to a steelmaking technical field, concretely relates to high-efficient breaker of scrap iron.

Background

Scrap iron refers to iron products which are discarded or scraps produced during processing, and in the production process of steel plants, scrap iron refers to scrap materials which cannot be products and materials in equipment and members which are discarded after use, and the scrap iron can be recycled as long as the scrap iron is not completely oxidized. When the scrap iron is recycled, the scrap iron needs to be crushed firstly, so that the scrap iron is convenient to ship and melt in the subsequent process, and the crushing device also becomes an essential device in the process of recycling the scrap iron. The existing scrap iron crushing device also has the problems of unreasonable structure, long treatment time, unsatisfactory treatment capacity and inconsistent sizes of crushed iron pieces, and has the problem of material blockage or unsmooth operation after long-term use; secondly, a large amount of dust is generated in the treatment process of the scrap iron, and if the scrap iron is not treated in time, the dust can be harmful to human bodies on one hand and can pollute the environment to cause secondary pollution on the other hand if the dust is discharged randomly; in addition, in the process of crushing the waste iron in the crushing device, the broken iron blocks continuously fly up due to the extrusion crushing effect, the possibility of flying out of the equipment from the feeding hole exists, and great potential safety hazards are brought to personnel and equipment. Therefore, the development of the efficient scrap iron crushing device which is scientific and reasonable in structure, good in crushing effect, safe and environment-friendly is objectively needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure scientific and reasonable, crushing effect is good, the high-efficient breaker of scrap iron of safety ring guarantor.

The utility model aims at realizing like this, including the letter sorting room, roll crushing room and hammering crushing room, one side in the letter sorting room is provided with letter sorting mechanism, the opposite side is provided with the blanking passageway, letter sorting mechanism includes the round roller that a plurality of horizontal intervals set up, the direction of rotation of a plurality of round rollers is the same, the top of letter sorting room is provided with blanking room and dust exhaust pipe, the blanking room is located the top of letter sorting mechanism, the top of blanking room is provided with the automatically-controlled door, the automatically-controlled door includes the door plant that two horizontal symmetries set up, the inboard mutual contact of two door plants, the outside of every door plant all is articulated with the top of blanking room, the slope is provided with the spring between the lower surface of door plant and the inner wall of blanking room, be provided with the dust catcher.

The top that rolls crushing room and hammering crushing room all communicates with the bottom of letter sorting room, and roll the below that the crushing room is located letter sorting mechanism, hammering crushing room is located the below of blanking passageway, it includes back taper and casing to roll crushing room from the top down, from the top down the interval is provided with rolls mechanism and rolls the mechanism down in the casing, it is the same with the structure of rolling the mechanism down to go up to roll the mechanism, it all includes the roller that rolls that two cooperations set up with rolling the mechanism down to go up to roll the mechanism, crisscross two hammering formula crushing rollers that are provided with from top to bottom in the hammering crushing room, the rotation opposite direction of two hammering formula crushing rollers, the bottom of hammering crushing room is provided with horizontal screw conveyer, horizontal screw conveyer's discharge gate is connected with vertical screw conveyer, vertical screw conveyer's discharge gate and back taper intercommunication.

Furthermore, a buffer block is arranged at the lower part in the blanking chamber, and the cross section of the buffer block is triangular.

Furthermore, a conveying belt is arranged above the blanking chamber.

Further, the distance between two rolling rollers in the upper rolling mechanism is greater than the distance between two rolling rollers in the lower rolling mechanism.

Further, a vibrating screen is obliquely arranged in the shell below the lower rolling mechanism, a conveying pipe is arranged on the shell above the lowest position of the vibrating screen, and the discharge end of the conveying pipe is communicated with the vertical screw conveyor.

Furthermore, a magnetic separator is arranged at the bottom of the grinding and crushing chamber.

Furthermore, a plurality of material stirring blocks are uniformly arranged on each round roller.

The utility model discloses in be provided with the letter sorting room, the scrap iron falls into the indoor back of letter sorting, the small scrap iron falls into in the space between two adjacent round rollers and rolls the crushing room, form the little iron plate that the block footpath meets the requirements after rolling of last rolling mechanism and lower rolling mechanism in proper order in rolling the crushing room, the waste iron of bulky then carries the blanking passageway under the transport effect of round roller, fall into the hammering crushing room from the blanking passageway, form the less waste iron plate of volume after the preliminary breakage of two hammering formula crushing rollers, the less waste iron plate of volume gets into the crushing room from the back taper after horizontal screw conveyer and vertical screw conveyer in proper order, discharge after further breaking in rolling the crushing room. This device has combined the broken mode of the more formula of rolling and hammering formula of using at present, the advantage of the broken mode of full play separately, it accords with the little iron plate that the block footpath required to break into the scrap iron, secondly, the top of blanking room has set up the automatically-controlled door, open because the action of gravity of scrap iron when the scrap iron whereabouts, then close under the effect of spring when there is not the scrap iron whereabouts, prevent that the scrap iron piece from the blanking mouth departure on the one hand, on the other hand also prevents the dust that produces in the breakage and flees. The utility model has the advantages of being scientific and reasonable in structure, crushing effect is good, and safety ring protects, and work efficiency is high, has apparent economic value and social value.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

in the figure: 1-sorting chamber, 2-crushing chamber, 3-hammering crushing chamber, 4-sorting mechanism, 5-blanking channel, 6-round roller, 7-blanking chamber, 8-dust exhaust pipe, 9-door plate, 10-spring, 11-dust collector, 12-inverted cone, 13-shell, 14-upper crushing mechanism, 15-lower crushing mechanism, 16-crushing roller, 17-hammering type crushing roller, 18-horizontal screw conveyor, 19-vertical screw conveyor, 20-buffer block, 21-conveying belt, 22-vibrating screen, 23-conveying pipe, 24-magnetic separator, 25-stirring block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the present invention is not limited in any way, and any changes or improvements based on the present invention are all within the protection scope of the present invention.

As shown in fig. 1, the utility model discloses a letter sorting room 1, roll crushing room 2 and hammering crushing room 3, one side in the letter sorting room 1 is provided with letter sorting mechanism 4, the opposite side is provided with blanking passageway 5, letter sorting mechanism 4 includes the round roller 6 that a plurality of horizontal intervals set up, a plurality of round roller 6's direction of rotation is the same, letter sorting room 1's top is provided with blanking room 7 and dust exhaust pipe 8, blanking room 7 is located letter sorting mechanism 4's top, blanking room 7's top is provided with the automatically-controlled door, the automatically-controlled door includes the door plant 9 that two horizontal symmetries set up, the inboard mutual contact of two door plants 9, every door plant 9's the outside all articulates with blanking room 7's top, the slope is provided with spring 10 between door plant 9's lower surface and blanking room 7's the inner wall, be provided with dust catcher 11 on the.

The top parts of the rolling crushing chamber 2 and the hammering crushing chamber 3 are both communicated with the bottom part of the sorting chamber 1, the rolling crushing chamber 2 is positioned below the sorting mechanism 4, the hammering crushing chamber 3 is positioned below the blanking channel 5, the rolling crushing chamber 2 comprises an inverted cone 12 and a shell 13 from top to bottom, an upper rolling mechanism 14 and a lower rolling mechanism 15 are arranged in the shell 13 at intervals from top to bottom, the upper rolling mechanism 14 and the lower rolling mechanism 15 have the same structure, the upper rolling mechanism 14 and the lower rolling mechanism 15 respectively comprise two rolling rollers 16 which are arranged in a matched manner, the upper rolling mechanism 14 and the lower rolling mechanism 15 are both the existing scrap iron crushing mechanism, the action principle is that scrap iron is crushed by extruding the scrap iron, two hammering type crushing rollers 17 are arranged in the hammering crushing chamber 3 in a staggered manner from top to bottom, the rotation directions of the two hammering type crushing rollers 17 are opposite, the hammering type crushing rollers 17 are the existing scrap iron crushing mechanism, the principle of action is to strike the scrap iron at a high speed through the quartering hammer, and is broken through the mode of striking, and the bottom of hammering crushing chamber 3 is provided with horizontal screw conveyer 18, and horizontal screw conveyer 18's discharge gate is connected with vertical screw conveyer 19, and vertical screw conveyer 19's discharge gate and back taper 12 communicate.

The utility model discloses in be provided with letter sorting room 1, the scrap iron falls into letter sorting room 1 interior back, the scrap iron of small volume falls into in the space between two adjacent roller 6 and rolls crushing room 2, form the little iron plate that the block diameter meets the requirements after rolling crushing mechanism 14 and rolling mechanism 15 down in proper order in rolling crushing room 2, the waste iron of big volume then carries blanking passageway 5 under roller 6's transport effect, fall into in hammering crushing room 3 from blanking passageway 5, form the long-pending less waste iron plate of body after two preliminary broken of hammering formula crushing roller 17, the less waste iron plate of volume gets into from back taper 12 and rolls crushing room 2 after horizontal screw conveyer 18 and vertical screw conveyer 19 in proper order, discharge after further breaking in rolling crushing room 2. The utility model discloses the broken in-process of scrap iron has combined the broken mode of the more formula of rolling to present use and the broken mode of hammering formula, full play is the advantage of broken mode separately, break into the little iron plate that accords with the block footpath requirement with the scrap iron, higher work efficiency and better crushing effect have, and produce the dust under the effect of dust catcher 11 in the broken process, carry out unified processing from dust exhaust pipe 8 discharges, can not cause secondary pollution to the environment, secondly, blanking chamber 7's top has set up the automatically-controlled door, open because the action of gravity of scrap iron when the scrap iron whereabouts, then close under spring 10's effect when no scrap iron whereabouts, prevent the broken iron plate from the blanking mouth departure on the one hand, on the other hand also prevents the dust that produces in the breakage and escapes, better security performance and feature of environmental protection can have.

The scrap iron can cause impact to the round roller 6 below due to the action of gravity in the falling process, the round roller 6 can be damaged due to impact for a long time, the service life of the round roller 6 can be shortened, the service life of the round roller 6 is prolonged in order to reduce the impact force, the buffer block 20 is arranged at the lower part in the blanking chamber 7, preferably, the cross section of the buffer block 20 is triangular, the scrap iron firstly falls onto the buffer block 20, the falling speed is buffered, and the impact to the round roller 6 is reduced.

In order to ensure the continuity of the scrap iron crushing work, a conveyer belt 21 is arranged above the blanking chamber 7, and the scrap iron is continuously conveyed into the blanking chamber 7 through the conveyer belt 21, so that the work efficiency is improved.

Preferably, the distance between the two rolling rolls 16 in the upper rolling mechanism 14 is greater than the distance between the two rolling rolls 16 in the lower rolling mechanism 15, and the large iron nuggets are gradually crushed into small iron nuggets.

In order to finally obtain small iron blocks with the same volume, a vibrating screen 22 is obliquely arranged in the shell 13 below the lower grinding mechanism 15, a conveying pipe 23 is arranged on the shell 13 above the lowest part of the vibrating screen 22, and the discharge end of the conveying pipe 23 is communicated with the vertical screw conveyor 19. The scrap iron crushed by the lower crushing mechanism 15 may also contain some iron blocks with a slightly large volume, and after being screened by the vibrating screen 22, the iron blocks with a large volume can be conveyed into the vertical screw conveyor 19 from the conveying pipe 23 and then enter the crushing chamber 2 again for crushing.

The bottom of the crushing chamber 2 is provided with a magnetic separator 24, the waste iron can contain other components after being crushed, and the magnetic separator 24 can separate the iron components from other costs, so that the subsequent recycling is facilitated.

Evenly arranged on every round roller 6 and having a plurality of kickoff blocks 25, when the scrap iron was carried on round roller 6, kickoff blocks 25 had thrust to the scrap iron, can be fast and smooth and easy carry blanking passageway 5 with the scrap iron, prevent that the scrap iron from sliding or blocking on round roller 6.

Claims

1. The utility model provides a high-efficient breaker of scrap iron which characterized in that: comprises a sorting chamber (1), a rolling crushing chamber (2) and a hammering crushing chamber (3), wherein a sorting mechanism (4) is arranged on one side in the sorting chamber (1), a blanking channel (5) is arranged on the other side, the sorting mechanism (4) comprises a plurality of round rollers (6) which are horizontally arranged at intervals, the rotating directions of the round rollers (6) are the same, a blanking chamber (7) and a dust exhaust pipe (8) are arranged at the top of the sorting chamber (1), the blanking chamber (7) is positioned above the sorting mechanism (4), an automatic door is arranged at the top of the blanking chamber (7), the automatic door comprises two door plates (9) which are horizontally and symmetrically arranged, the inner sides of the two door plates (9) are mutually contacted, the outer side of each door plate (9) is hinged with the top of the blanking chamber (7), a spring (10) is obliquely arranged between the lower surface of each door plate (9) and the inner wall of the blanking chamber (7), a dust collector (11) is arranged on the dust exhaust pipe (8);

the top of the rolling crushing chamber (2) and the top of the hammering crushing chamber (3) are communicated with the bottom of the sorting chamber (1), the rolling crushing chamber (2) is located below the sorting mechanism (4), the hammering crushing chamber (3) is located below the blanking channel (5), the rolling crushing chamber (2) comprises an inverted cone (12) and a shell (13) from top to bottom, an upper rolling mechanism (14) and a lower rolling mechanism (15) are arranged in the shell (13) at intervals from top to bottom, the upper rolling mechanism (14) and the lower rolling mechanism (15) are identical in structure, the upper rolling mechanism (14) and the lower rolling mechanism (15) respectively comprise two rolling rollers (16) which are arranged in a matched manner, two hammering type crushing rollers (17) are vertically staggered in the hammering crushing chamber (3), the rotating directions of the two hammering type crushing rollers (17) are opposite, and a horizontal spiral conveyor (18) is arranged at the bottom of the hammering crushing chamber (3), the discharge port of the horizontal screw conveyor (18) is connected with a vertical screw conveyor (19), and the discharge port of the vertical screw conveyor (19) is communicated with the inverted cone (12).

2. The efficient scrap iron crushing device according to claim 1, wherein a buffer block (20) is arranged at the lower part in the blanking chamber (7), and the cross section of the buffer block (20) is triangular.

3. The high-efficiency crushing device for the iron scraps according to claim 1, characterized in that a conveying belt (21) is arranged above the blanking chamber (7).

4. The high-efficiency crushing device for the iron scraps according to claim 1, characterized in that the distance between two crushing rollers (16) in the upper crushing mechanism (14) is greater than the distance between two crushing rollers (16) in the lower crushing mechanism (15).

5. The efficient scrap iron crushing device according to claim 1, wherein a vibrating screen (22) is obliquely arranged in the shell (13) below the lower rolling mechanism (15), a conveying pipe (23) is arranged on the shell (13) above the lowest part of the vibrating screen (22), and the discharge end of the conveying pipe (23) is communicated with the vertical screw conveyor (19).

6. The high-efficiency crushing device for the waste iron according to claim 1 is characterized in that a magnetic separator (24) is arranged at the bottom of the crushing chamber (2).

7. The high-efficiency scrap iron crushing device according to claim 1, wherein a plurality of deflector blocks (25) are uniformly arranged on each round roller (6).