CN215113928U

CN215113928U - Pyrite roasting device in sulfuric acid production

Info

Publication number: CN215113928U
Application number: CN202120877491.3U
Authority: CN
Inventors: 王新标
Original assignee: Jiangxi Quanxin Technology Chemical Co ltd
Current assignee: Jiangxi Quanxin Technology Chemical Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-12-10
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to the technical field of ore processing, and discloses a pyrite roasting device in sulfuric acid production, which comprises a roasting furnace, wherein an air control device is fixedly arranged in the roasting furnace, a material control device is fixedly arranged at the left side of the roasting furnace, the material control device comprises a control box, a supporting block is slidably arranged in an inner cavity of the control box, a sliding frame is slidably arranged in the inner cavity of the control box and above the supporting block, a control block is fixedly arranged in the sliding frame, the pyrite roasting device in sulfuric acid production moves leftwards and rightwards through a sliding block, and a material pushing plate rotates when moving to the left side through the matching of the sliding frame and a sliding column on an L-shaped block, accumulated ores are turned rightwards and pushed towards the inside of the roasting furnace, ores continuously transported to the inside of the roasting furnace are quantitatively delivered through a feeding pipe, and the ores are effectively prevented from being stacked at the feeding pipe, the result of incomplete reaction caused by ore accumulation is reduced.

Description

Pyrite roasting device in sulfuric acid production

Technical Field

The utility model relates to an ore processing technology field specifically is a pyrite calcination device in sulphuric acid production.

Background

Calcination is the process of completing some chemical reaction below the melting temperature of the material, and is a component of the charge stock preparation. Most of the material exists in solid state all the time, so the roasting temperature is the upper limit to ensure that the material is not obviously melted. Roasting is mostly prepared for main smelting operations such as smelting or leaching in the next step, so that a charging preparation process is often adopted in a smelting process, but the roasting can also be used as an enrichment, impurity removal, metal powder preparation or refining process.

When the existing pyrite roasting device in sulfuric acid production is used, ores are generally directly conveyed to a roasting furnace through a feeding pipe, so that the ores are easy to accumulate in the roasting furnace, the reaction effect of the ores in the roasting furnace is influenced, and meanwhile, when oxygen is fed into the roasting furnace, the roasting device cannot quickly adjust the oxygen feeding speed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pyrite roasting device in sulphuric acid production possesses to carry inside ore to carry out the ration to throw in, and the control enters into the speed of the inside oxygen of burning furnace of burning, has solved roasting device and has taken place to pile up in the exit when carrying out the ore pay-off, transmits the unable problem of carrying out quick adjustment of the inside oxygen of burning furnace of burning.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a pyrite roasting device in sulfuric acid production comprises a roasting furnace, wherein an air control device is fixedly installed inside the roasting furnace, a material control device is fixedly installed on the left side of the roasting furnace and comprises a control box, a supporting block is slidably installed in an inner cavity of the control box, a sliding frame is slidably installed in the inner cavity of the control box and positioned above the supporting block, a control block is fixedly installed inside the sliding frame, a sliding block is slidably installed on the back surface of the supporting block, the front surface of the sliding block penetrates through the supporting block and extends into the supporting block, a control threaded rod is rotatably installed on the left side of the inner cavity of the control box, a fixed placing block is fixedly installed on the right side of the sliding block, the right end of the control threaded rod sequentially penetrates through the supporting block, the sliding block and the control box and extends into the control box, and the outer surface of the control threaded rod is in threaded connection with the inner surface of the sliding block, the top of sliding block is rotated and is installed the rotation axis, the bottom of rotation axis runs through the sliding block and extends to the outside of sliding block, the top fixed mounting of rotation axis has L type piece, the bottom fixed mounting of rotation axis has the rotation to place the piece, the top fixed mounting of L type piece has the slip post, the bottom fixed mounting of sliding block has spacing post, the surface of slip post and the surface swing joint of control block, fixed placing the piece and rotating and placing fixed mounting between the piece have the spring, the surface of spacing post and the surface swing joint who rotates the placing block, the top fixed mounting of L type piece has the scraping wings, the top of scraping wings runs through the control box and extends to the outside of control box.

Preferably, the air control device comprises an air control box, and two sides of an inner cavity of the air control box are respectively rotatably provided with a one-way threaded rod.

Preferably, the front and the back of the inner cavity of the air control box are respectively provided with a support plate in a sliding manner, and one side, opposite to the support plates, of each support plate is respectively and fixedly provided with a sealing block.

Preferably, one side of each of the two sealing blocks opposite to each other penetrates through the air control box and extends to the outside of the air control box, and moving blocks are mounted on the outer surface of the two one-way threaded rods in a threaded mode.

Preferably, the front surface and the back surface of the moving block are both rotatably provided with connecting strips, and one sides of the two connecting strips, which are far away from each other, are both rotatably connected with one sides of the two supporting plates, which are opposite to each other.

Preferably, the left side of the roasting furnace is communicated with a feeding pipe, and the bottom of the roasting furnace is communicated with an air supply pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a pyrite roasting device in sulphuric acid production possesses following beneficial effect: the pyrite roasting device in the sulfuric acid production can convey ores from the feeding pipe to the interior of the roasting furnace, the threaded rod drives the sliding block to continuously move leftwards and rightwards, the sliding block moves leftwards to enable the sliding column to be abutted by the sliding frame to rotate, the L-shaped block drives the rotating shaft to rotate, then the rotating placement block is matched with the limiting column to enable the material pushing plate to rotate for only half a circle, the conveyed ores are driven to turn over, then the sliding block moves rightwards, the sliding column pushes the sliding frame backwards through the control block, the ores are conveyed to the roasting position, then the sliding block moves leftwards continuously, the actions are repeated, quantitative ores are continuously pushed to the interior, the one-way threaded rod rotates to drive the moving block to move outwards and inwards, the supporting plate is driven to move outwards and inwards by the connecting strips, gaps between the closed blocks are controlled, and the air speed and the size of oxygen entering the roasting furnace are controlled.

1. This pyrite roasting device in sulphuric acid production moves left and right through the sliding block to sliding post makes the scraping wings take place to rotate when removing the leftmost side on the cooperation L type piece of sliding frame, turn to right-hand and to the inside propelling movement of burning furnace in the direction of burning of accumulating ore, carry out the ration with the inside ore of conveying pipe constantly transporting the roasting furnace and throw and deliver, prevent effectively that the ore from taking place to pile up in conveying pipe department, reduce because of the ore piles up the incomplete consequence of reaction that leads to, improved roasting device's practicality.

2. This pyrite roasting device in sulphuric acid production, through the rotation of unidirectional threaded rod, drive the movable block outwards and inwards move to outwards and inwards move through connecting strip control backup pad, realize controlling the distance between the closed piece, it is more convenient and quick to reach the size and the speed of the volume that control blast pipe insufflates the oxygen of roasting furnace inside and control simultaneously, makes roasting device can carry out quick adjustment according to the different characters of ore, has improved the convenience of equipment.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

Fig. 2 is a top view of the internal structure of the material control device of the present invention.

Fig. 3 is a bottom view of the internal structure of the material control device of the present invention.

Fig. 4 is a top view of the internal structure of the wind control device of the present invention.

In the figure: 1. roasting furnace; 2. a wind control device; 3. a material control device; 4. a control box; 5. a support block; 6. a sliding frame; 7. a control block; 8. a slider; 9. controlling the threaded rod; 10. fixing the placing block; 11. a rotating shaft; 12. an L-shaped block; 13. rotating the placing block; 14. a sliding post; 15. a limiting column; 16. a spring; 17. a material pushing plate; 18. an air control box; 19. a one-way threaded rod; 20. a support plate; 21. a sealing block; 22. a moving block; 23. a connecting strip; 24. a feed pipe; 25. and an air supply 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.

Referring to fig. 1-4, a pyrite roasting device in sulfuric acid production includes a roasting furnace 1, an air control device 2 is fixedly installed inside the roasting furnace 1, a material control device 3 is fixedly installed on the left side of the roasting furnace 1, the material control device 3 includes a control box 4, a support block 5 is slidably installed in an inner cavity of the control box 4, a sliding frame 6 is slidably installed in an inner cavity of the control box 4 and above the support block 5, a control block 7 is fixedly installed inside the sliding frame 6, a sliding block 8 is slidably installed on the back of the support block 5, the front of the sliding block 8 penetrates through the support block 5 and extends into the support block 5, a control threaded rod 9 is rotatably installed on the left side of the inner cavity of the control box 4, the control threaded rod 9 is fixedly connected with an output end of an external motor, a fixed placing block 10 is fixedly installed on the right side of the sliding block 8, and the right end of the control threaded rod 9 sequentially penetrates through the support block 5, The sliding block 8 and the control box 4 extend to the inside of the control box 4, the outer surface of the control threaded rod 9 is in threaded connection with the inner surface of the sliding block 8, the top of the sliding block 8 is rotatably provided with a rotating shaft 11, the bottom end of the rotating shaft 11 penetrates through the sliding block 8 and extends to the outside of the sliding block 8, the top end of the rotating shaft 11 is fixedly provided with an L-shaped block 12, the bottom end of the rotating shaft 11 is fixedly provided with a rotating placing block 13, the top of the L-shaped block 12 is fixedly provided with a sliding column 14, the bottom of the sliding block 8 is fixedly provided with a limiting column 15, the outer surface of the sliding column 14 is movably connected with the outer surface of the control block 7, a spring 16 is fixedly arranged between the fixed placing block 10 and the rotating placing block 13, the outer surface of the limiting column 15 is movably connected with the outer surface of the rotating placing block 13, the top of the L-shaped block 12 is fixedly provided with a material pushing plate 17, the top of the material pushing plate 17 penetrates through the control box 4 and extends to the outside of the control box 4, the air control device 2 comprises an air control box 18, one-way threaded rods 19 are rotatably mounted on two sides of an inner cavity of the air control box 18, surface threads of the two one-way threaded rods 19 are opposite to each other, the two one-way threaded rods 19 are fixedly connected with an output end of an external motor, the external motor is controlled by a PLC (programmable logic controller) programming program, supporting plates 20 are slidably mounted on the front side and the back side of the inner cavity of the air control box 18 respectively, sealing blocks 21 are fixedly mounted on one opposite sides of the two supporting plates 20 respectively, moving blocks 22 are mounted on outer surface threads of the two one-way threaded rods 19 respectively, connecting strips 23 are rotatably mounted on the front side and the back side of each moving block 22 respectively, one sides, far away from each other, of the two connecting strips 23 are rotatably connected with one opposite sides of the two supporting plates 20 respectively, one opposite sides of the two sealing blocks 21 penetrate through the air control box 18 and extend to the outer portion of the air control box 18, a feeding pipe 24 is communicated with the left side of the air control box 1, and an air supply pipe 25 is communicated with the bottom of the air control box 1.

The working principle is as follows: firstly, a worker transports ores from a feeding pipe 24 to the interior of a roasting furnace 1, controls a threaded rod 9 to rotate to drive a sliding block 8 to move leftwards and rightwards continuously, the sliding block 8 moves leftwards to enable a sliding column 14 to be in contact with a sliding frame 6 and to be abutted against the sliding frame 6 to rotate, an L-shaped block 12 drives a rotating shaft 11 to rotate, a rotary placing block 13 is abutted against a limiting column 15 to enable a material pushing plate 17 to rotate for half a circle only to drive the conveyed ores to turn over, then the sliding block 8 moves rightwards to enable the sliding column 14 to push the sliding frame 6 backwards through a control block 7 to drive the ores to be conveyed to a roasting position, then the sliding block continues moving leftwards, repeats the above actions, continuously pushes quantitative ores to the interior, an air supply pipe 25 blows oxygen to the interior of the roasting furnace 1, a one-way threaded rod 19 rotates to drive a moving block 22 to move outwards and inwards, so that a supporting plate 20 is moved outwards and inwards by a connecting strip 23, the gaps between the closed blocks 21 are controlled, and the air speed and the size of oxygen entering the roasting furnace 1 are controlled.

In summary, in the pyrite roasting device in the sulfuric acid production, the ore is conveyed from the feeding pipe 24 to the interior of the roasting furnace 1, the threaded rod 9 drives the sliding block 8 to move leftwards and rightwards continuously, the sliding block 8 moves leftwards to enable the sliding column 14 to be abutted against the sliding frame 6 to rotate, the L-shaped block 12 drives the rotating shaft 11 to rotate, then the rotary placing block 13 is matched with the limiting column 15 to enable the material pushing plate 17 to rotate only for half a circle to drive the conveyed ore to turn over, then the sliding block 8 moves rightwards, the sliding column 14 pushes the sliding frame 6 backwards through the control block 7 to convey the ore to the roasting position, then the sliding block continues moving leftwards, the actions are repeated, a constant amount of ore is pushed inwards continuously, the one-way threaded rod 19 rotates to drive the moving block 22 to move outwards and inwards, the supporting plate 20 is moved outwards and inwards by the connecting strip 23, and gaps between the sealing blocks 21 are controlled, so that the air speed and the size of oxygen entering the roasting furnace 1 can be controlled.

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 pyrite roasting device in sulphuric acid production, includes roaster (1), its characterized in that: the air control device (2) is fixedly installed inside the roasting furnace (1), the material control device (3) is fixedly installed on the left side of the roasting furnace (1), the material control device (3) comprises a control box (4), a supporting block (5) is installed in the inner cavity of the control box (4) in a sliding mode, a sliding frame (6) is installed in the inner cavity of the control box (4) and located above the supporting block (5) in a sliding mode, a control block (7) is fixedly installed inside the sliding frame (6), a sliding block (8) is installed on the back of the supporting block (5) in a sliding mode, the front of the sliding block (8) penetrates through the supporting block (5) and extends to the inside of the supporting block (5), a control threaded rod (9) is installed on the left side of the inner cavity of the control box (4) in a rotating mode, a fixed placement block (10) is installed on the right side of the sliding block (8), and the right end of the control threaded rod (9) penetrates through the supporting block (5) and the supporting block (5) in sequence, Sliding block (8) and control box (4) and extend to the inside of control box (4), the surface of control threaded rod (9) and the internal surface threaded connection of sliding block (8), the top of sliding block (8) is rotated and is installed rotation axis (11), the bottom of rotation axis (11) runs through sliding block (8) and extends to the outside of sliding block (8), the top fixed mounting of rotation axis (11) has L type piece (12), the bottom fixed mounting of rotation axis (11) has the rotation to place piece (13), the top fixed mounting of L type piece (12) has sliding column (14), the bottom fixed mounting of sliding block (8) has spacing post (15), the surface of sliding column (14) and the surface swing joint of control block (7), fixed placing piece (10) and rotating place fixed mounting between piece (13) have spring (16), the outer surface of the limiting column (15) is movably connected with the outer surface of the rotary placing block (13), a material pushing plate (17) is fixedly mounted at the top of the L-shaped block (12), and the top of the material pushing plate (17) penetrates through the control box (4) and extends to the outside of the control box (4).

2. The pyrite roasting apparatus in sulfuric acid production according to claim 1, wherein: the wind control device (2) comprises a wind control box (18), and two sides of the inner cavity of the wind control box (18) are respectively provided with a one-way threaded rod (19) in a rotating mode.

3. The pyrite roasting apparatus in sulfuric acid production according to claim 2, wherein: the front and the back of the inner cavity of the air control box (18) are respectively provided with a support plate (20) in a sliding manner, and one side opposite to the support plate (20) is respectively and fixedly provided with a sealing block (21).

4. The pyrite roasting apparatus in sulfuric acid production according to claim 3, wherein: one sides of the two sealing blocks (21) opposite to each other penetrate through the air control box (18) and extend to the outside of the air control box (18), and moving blocks (22) are mounted on the outer surface of the two one-way threaded rods (19) in a threaded mode.

5. The pyrite roasting apparatus in sulfuric acid production according to claim 4, wherein: the front and the back of the moving block (22) are respectively and rotatably provided with a connecting strip (23), and one sides of the two connecting strips (23) which are far away from each other are respectively and rotatably connected with one sides of the two supporting plates (20) which are opposite.

6. The pyrite roasting apparatus in sulfuric acid production according to claim 1, wherein: the left side of the roasting furnace (1) is communicated with a feeding pipe (24), and the bottom of the roasting furnace (1) is communicated with an air supply pipe (25).