CN214537371U

CN214537371U - Bismuth furnace feeding device

Info

Publication number: CN214537371U
Application number: CN202120573042.XU
Authority: CN
Inventors: 张瑞霖
Original assignee: Chenzhou Rongyuan Environmental Protection Technology Co ltd
Current assignee: Chenzhou Rongyuan Environmental Protection Technology Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-29
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a bismuth furnace feeding device, which comprises a base, the base top is fixedly provided with a bismuth furnace, the left side of the bismuth furnace is fixedly provided with a material lifting machine, the bismuth furnace top is provided with a feed inlet and a dust collection box, the center of the bismuth furnace bottom is fixedly provided with a first speed reduction motor, a motor shaft at the top end of the first speed reduction motor passes through the bismuth furnace top wall and is fixedly connected with a first rotating shaft, the first rotating shaft is fixedly provided with a plurality of stirring blades, the bismuth furnace bottom is also provided with an oxygen lance and a discharge port, the top end of the material lifting machine is fixedly connected with a second speed reduction motor, a motor shaft at the bottom end of the second speed reduction motor passes through the bottom of the material lifting machine and is fixedly connected with a second rotating shaft, and the second rotating shaft is fixedly provided with a helical blade; the utility model discloses simple structure, it is convenient to make, need not artifical climbing and add the raw materials to machinery replaces artifically, can accelerate the job schedule, improves work efficiency, can realize continuous feeding, and a large amount of dusts that produce when the feeding can not spread in the environment.

Description

Bismuth furnace feeding device

Technical Field

The utility model relates to a smelt technical field, especially relate to a bismuth furnace feedway.

Background

Bismuth is silver white to pink metal, is brittle and easy to crush, and has stable chemical properties. Bismuth exists in nature in the form of free metal and minerals, such as bismuthine and bisuhua. The metal bismuth is obtained by calcining minerals to form bismuth trioxide, and then carrying out co-thermal reduction with carbon, and can be used for preparing high-purity bismuth by fire refining and electrolytic refining, and the two methods are carried out in a bismuth furnace.

Traditional bismuth stove feed inlet is higher, needs the manual work to climb and adds the raw materials, extravagant physical power, and can not continuous feeding need spend a large amount of man-hours, influences holistic job schedule, reduces work efficiency, simultaneously when the feeding because the material is toppled over downwards can produce a large amount of dust, influences that the workman is healthy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bismuth furnace feedway, its simple structure, it is convenient to make to machinery replaces the manual work for the job schedule has improved work efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a bismuth furnace feeding device comprises a base, wherein a bismuth furnace is fixedly arranged at the top of the base, a material lifting machine is fixedly arranged at the left side of the bismuth furnace, a feed inlet and a dust collection box are arranged at the top of the bismuth furnace, a dust cover is arranged on the feed inlet, an exhaust fan is fixedly connected on the dust collection box and communicated with the bismuth furnace through an exhaust pipe, a first speed reducing motor is fixedly arranged at the center of the bottom of the bismuth furnace, a motor shaft at the top end of the first speed reducing motor penetrates through the wall of the bismuth furnace top and is fixedly connected with a first rotating shaft, a plurality of stirring blades are fixedly arranged on the rotating shaft, helical blades are further arranged at the lower end of the first rotating shaft, an oxygen lance and a discharge port are further arranged at the bottom of the bismuth furnace, an auxiliary material inlet and a slag outlet are arranged at the right side of the bismuth furnace, cooling pipes are nested and connected at the peripheries of the discharge port and the slag outlet, liquid nitrogen can flow in the cooling pipes, a blanking pipe is inserted into the dust cover, the blanking pipe is arranged at the upper end of the right side of the material lifting machine and communicated with the material lifting machine, a second speed reducing motor is fixedly connected to the top end of the material lifting machine, a motor shaft at the bottom end of the second speed reducing motor penetrates through a second rotating shaft fixedly connected to the bottom of the material lifting machine, a helical blade is fixedly mounted on the second rotating shaft, a feeding hopper is arranged at the bottom of the material lifting machine and is connected with the material lifting machine in a sealing mode through a flange.

Preferably, the number of the stirring blades is not less than 3.

Preferably, the lance is trumpet-shaped.

Preferably, the outer wall of the bismuth furnace is provided with a heating layer.

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

this device carries out automatic feeding through setting up the lifting machine, need not artifical climbing and adds the material, saves physical power, and the material promotes through the lifting machine and directly gets into in the bismuth furnace, need not in addition pay-off, and it is more convenient to use. Through set up the air exhauster at bismuth furnace top to utilize the air exhauster to connect the exhaust column and be connected it with the bismuth furnace, owing to can produce indefinite quantity dust and smog when carrying out the solid-state melting of metal, consequently utilize the air exhauster to take out dust and poisonous and harmful gas through the exhaust column, promote the effect of smelting of bismuth furnace. Through set up helical blade in first pivot, to the solid-state metal block in different volume specification sizes before smelting, make its volume size more unified through the breakage, be convenient for smelt the operation, set up a plurality of stirring vane in first pivot simultaneously, can rotate along with the rotation of first pivot, make coarse bismuth granule and reaction auxiliary material and high concentration oxygen carry out abundant mixing reaction, make the material mix more evenly to can improve coarse bismuth's smelting effect and efficiency. Adopt protection cold water pipeline to cool off discharge gate and slag notch, around protection cold water pipeline parcel discharge gate and slag notch simultaneously, increased the area of contact of protection cold water pipeline and discharge gate, slag notch, improved cooling speed to reach better cooling effect, the coolant liquid that can flow in the condenser tube.

Drawings

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

in the figure: 1. a base; 2. a bismuth furnace; 3. a material lifting machine; 4. a feed inlet; 5. a dust collection box; 6. a dust cover; 7. an exhaust fan; 8. an exhaust pipe; 9. a first reduction motor; 10. a first rotating shaft; 11. a stirring blade; 12. a helical blade; 13. an oxygen lance; 14. a discharge port; 15. an auxiliary material inlet; 16. a slag outlet; 17. a cooling tube; 18. a discharging pipe; 19. a second reduction motor; 20. a second rotating shaft; 21. a loading hopper.

Detailed Description

The technical solution 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, in the embodiment of the present invention, a bismuth furnace feeding device comprises a base 1, a bismuth furnace 2 is fixedly arranged on the top of the base 1, a material lifting machine 3 is fixedly arranged on the left side of the bismuth furnace 2, a feeding port 4 and a dust collection box 5 are arranged on the top of the bismuth furnace 2, a dust cover 6 is arranged on the feeding port 4, an exhaust fan 7 is fixedly connected to the dust collection box 5, the exhaust fan 7 is communicated with the bismuth furnace 2 through an exhaust pipe 8, a first speed reduction motor 9 is fixedly arranged at the center of the bottom of the bismuth furnace 2, a motor shaft at the top end of the first speed reduction motor 9 passes through the top wall of the bismuth furnace 2 and is fixedly connected with a first rotating shaft 10, a plurality of stirring blades 11 are fixedly arranged on the first rotating shaft 10, helical blades 12 are further arranged at the lower end of the first rotating shaft 10, an oxygen lance 13 and a discharge port 14 are further arranged at the bottom of the bismuth furnace 2, an auxiliary material inlet 15 and a slag outlet 16 are further arranged on the right side of the bismuth furnace 2, discharge gate 14 and slag notch 16's peripheral nested connection has cooling tube 17, can flow liquid nitrogen in the cooling tube 17, it has unloading pipe 18 to insert on the shield 6, unloading pipe 18 sets up in the upper end of lifting machine 3 right sides, with lifting machine 3 intercommunication, lifting machine 3 top fixedly connected with second gear motor 19, the 19 bottom motor shafts of second gear motor pass lifting machine 3 bottom fixedly connected with second pivot 20, fixed mounting has helical blade 12 on the second pivot 20, lifting machine 3 bottom is provided with loading hopper 21, loading hopper 21 passes through flange and lifting machine 3 sealing connection.

The number of the stirring blades 11 is not less than 3.

The oxygen lance 13 is trumpet-shaped.

And a heating layer is arranged on the outer wall of the bismuth furnace 2.

The utility model discloses a theory of operation: during the use, the material goes into in the lifting machine 3 through loading hopper 21 and rises to lifting machine 3 top and directly get into bismuth furnace 2 through unloading pipe 18 under the helical blade 12 drives, add the auxiliary material from auxiliary material entry 15 simultaneously, and let in sufficient oxygen through oxygen rifle 13, the material is under stirring vane 11 effect, rotate along with the rotation of first pivot 10, make coarse bismuth granule and reaction auxiliary material and high concentration oxygen carry out abundant mixed reaction, a large amount of dusts and smog that produce along with the reaction get into exhaust column 8 and are taken out by bismuth furnace 2 top's air exhauster 7. Refined bismuth obtained after the reaction is discharged from a discharge hole 14, and waste slag is discharged from a slag outlet 16.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents can be made without departing from the spirit and scope of the invention.

Claims

1. A bismuth furnace feeding device comprises a base and is characterized in that a bismuth furnace is fixedly arranged at the top of the base, a material lifting machine is fixedly arranged on the left side of the bismuth furnace, a feed inlet and a dust collection box are arranged at the top of the bismuth furnace, a dust cover is arranged on the feed inlet, an exhaust fan is fixedly connected onto the dust collection box and communicated with the bismuth furnace through an exhaust pipe, a first speed reducing motor is fixedly arranged at the center of the bottom of the bismuth furnace, a motor shaft at the top end of the first speed reducing motor penetrates through the wall of the bismuth furnace top to be fixedly connected with a first rotating shaft, a plurality of stirring blades are fixedly arranged on the rotating shaft, a helical blade is further arranged at the lower end of the first rotating shaft, an oxygen lance and a discharge port are further arranged at the bottom of the bismuth furnace, an auxiliary material inlet and a slag outlet are arranged at the right side of the bismuth furnace, a cooling pipe is connected with the peripheries of the discharge port and the slag outlet in an embedded manner, and liquid nitrogen can flow in the cooling pipe, the improved material conveying device is characterized in that a blanking pipe is inserted into the dustproof cover and arranged at the upper end of the right side of the material lifting machine and communicated with the material lifting machine, a second speed reducing motor is fixedly connected to the top end of the material lifting machine, a motor shaft at the bottom end of the second speed reducing motor penetrates through a second rotating shaft fixedly connected to the bottom of the material lifting machine, a helical blade is fixedly mounted on the second rotating shaft, a feeding hopper is arranged at the bottom of the material lifting machine and is connected with the material lifting machine in a sealing mode through a flange.

2. The feeding device of the bismuth furnace according to claim 1, wherein the stirring blades are not less than 3 pairs.

3. The bismuth furnace feeder according to claim 1, wherein the lance is trumpet-shaped.

4. The bismuth furnace feeding device according to claim 1, wherein a heating layer is arranged on the outer wall of the bismuth furnace.