CN216924923U - Silicon-based industrial solid waste drying equipment - Google Patents

Abstract

The utility model belongs to the technical field of solid waste drying equipment, and discloses silicon-based industrial solid waste drying equipment which comprises an oven, wherein two supports are fixedly connected below the oven, a charging barrel is rotatably connected inside the oven, two supports are rotatably connected on the charging barrel, a feeding end cover is installed at one end of the charging barrel, a discharging end cover is installed at the other end of the charging barrel, a steam inlet is arranged at one side of the oven close to the feeding end cover, a steam outlet is arranged at the other side of the oven, a vacuum pump is installed on the discharging end cover, and a vacuum gauge is installed at one side of the vacuum pump. The structure can effectively prevent silicon from being oxidized in the drying process, thereby avoiding the loss of raw materials.

Description

Silicon-based industrial solid waste drying equipment

Technical Field

The utility model belongs to the technical field of solid waste drying equipment, and particularly relates to silicon-based industrial solid waste drying equipment.

Background

In the process of recycling waste solar cells, metal substances such as silver, aluminum and the like in the cells are usually purified by using a chemical reagent, the remaining silicon mud is cleaned, the chemical reagent is removed, the cleaned silicon mud contains a large amount of water, the silicon content in the silicon mud is high and can usually reach more than 97%, the silicon mud can be used for producing and preparing silicon-based multi-element alloy, the silicon mud needs to be dried before being fed into an electric arc furnace, an adhesive is used for pressing blocks or balls after being dried, and finally, the pressed silicon blocks or silicon balls are added into the electric arc furnace to be smelted with other alloy substances to form the silicon-based multi-element alloy.

However, the solid waste drying equipment in the current market achieves the purpose of drying evaporants by conveying steam into the charging barrel to exchange heat with materials, but the process contains a large amount of air, silicon can be oxidized in the drying process, and then raw materials are lost, when the solid waste drying equipment is put into an electric arc furnace for smelting, the oxidized silicon also becomes a slag layer and is discharged out of the furnace, high-silicon multi-element alloy cannot be formed, and the existing equipment cannot ensure that the materials are uniformly heated in the drying process.

Disclosure of Invention

The utility model aims to provide silicon-based industrial solid waste drying equipment to solve the problems that silicon-based solid waste is oxidized and heated unevenly in the drying process in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a silicon-based industry drying equipment that gives up admittedly, includes the oven, two supports of below fixedly connected with of oven, the inside of oven rotates and is connected with the feed cylinder, rotate on the feed cylinder and be connected with two supports, and the one end of feed cylinder installs the feeding end cover, and ejection of compact end cover is installed to the other end, one side that is close to the feeding end cover on the oven is provided with the steam inlet, and the opposite side is provided with the steam vent, and installs the vacuum pump on the ejection of compact end cover, the vacuometer is installed to one side of vacuum pump.

Preferably, the support is provided with a motor, the output end of the motor is connected with a driving tooth, the charging barrel is fixedly connected with two toothed rings, the toothed rings are meshed with the driving tooth, and the inside of the charging barrel is fixedly connected with a lifting blade.

Preferably, the inner wall of the oven is fixedly connected with a heat-insulating layer.

Preferably, a temperature detector is installed inside the oven.

Preferably, a center frame is fixedly connected between the two supports below the oven, and the inner wall of the charging barrel is provided with a certain taper.

Preferably, sealing rings are arranged between the feeding end cover and the charging barrel, and between the discharging end cover and the charging barrel.

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

(1) the vacuum pump is utilized to pump away air in the cylinder to form a vacuum environment, the vacuum degree in the cylinder can be checked through the vacuum gauge, steam is conveyed into the oven through the steam inlet, the heat of the steam is transferred into the oven through the charging cylinder to exchange heat with silicon mud, and then the steam is discharged out of the oven through the steam outlet so as to avoid overhigh air pressure between the oven and the charging cylinder, and water vapor generated in the drying process can be discharged through the vacuum pump.

(2) The motor on the bracket drives the driving teeth to be meshed with the toothed ring for transmission, so that the charging barrel is driven to rotate, and the silicon mud in the barrel is continuously rolled through matching with the lifting blade, so that the aim of uniformly heating is fulfilled.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side view of the present invention;

in the figure: 1. an oven; 2. a support; 3. a charging barrel; 4. a support; 5. a motor; 6. a driving tooth; 7. a toothed ring; 8. a feed end cap; 9. a discharge end cover; 10. a vacuum pump; 11. a vacuum gauge; 12. a heat-insulating layer; 13. a material raising plate; 14. a temperature detector; 15. a steam inlet; 16. a steam exhaust port; 17. a seal ring; 18. a center frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a silicon-based industrial solid waste drying device comprises an oven 1, two supports 2 are fixedly connected below the oven 1, a charging barrel 3 is rotatably connected inside the oven 1, two supports 4 are rotatably connected on the charging barrel 3, a feeding end cover 8 is installed at one end of the charging barrel 3, a discharging end cover 9 is installed at the other end of the charging barrel, a steam inlet 15 is arranged on one side, close to the feeding end cover 8, of the oven 1, a steam outlet 16 is arranged on the other side of the oven, a vacuum pump 10 is installed on the discharging end cover 9, a vacuum gauge 11 is installed on one side of the vacuum pump 10, the feeding end cover 8 is opened, silicon mud is filled into the charging barrel 3, air in the barrel is pumped away by the vacuum pump 10 to form a vacuum environment, the vacuum degree in the barrel can be checked through the vacuum gauge 11, steam is conveyed into the oven 1 through the steam inlet 15, the heat of the steam is transmitted to the interior of the charging barrel 3 to exchange heat with the silicon mud, the steam is then exhausted from oven 1 through exhaust port 16 to avoid excessive pressure between oven 1 and barrel 3, and the water vapor generated during drying process can be exhausted through vacuum pump 10.

Further, install motor 5 on the support 4, the output of motor 5 is connected with initiative tooth 6, two rings 7 of fixedly connected with on the feed cylinder 3, ring 7 and the intermeshing of initiative tooth 6, and the inside fixedly connected with lifting blade 13 of feed cylinder 3, motor 5 on the support 4 drives initiative tooth 6 and ring 7 and meshes the transmission to drive feed cylinder 3 and rotate, make the interior silicon mud of a section of thick bamboo constantly roll with the cooperation of lifting blade 13, thereby reach the purpose of thermally equivalent.

Further, fixedly connected with heat preservation 12 on the inner wall of oven 1, heat preservation 12 can prevent effectively that the steam heat from distributing away through oven 1 to improve the thermal utilization ratio of steam, practice thrift the cost.

Further, the internally mounted of oven 1 has thermodetector 14, and thermodetector 14 can the inside temperature of real-time supervision oven 1 to the staff in time adjusts the temperature of steam, avoids the temperature to hang incompletely that the high drying that causes excessively hangs down or excessively.

Further, oven 1's below is located fixedly connected with centre frame 18 between two supports 2, and the inner wall of feed cylinder 3 is provided with certain tapering, and under self gravity and tapering effect, the silicon mud can be carried to one side of ejection of compact end cover 9 along with the rotation of feed cylinder 3, and the material after the final stoving will be discharged through one side of ejection of compact end cover 9, and centre frame 18 then can strengthen oven 1's support strength.

Furthermore, sealing rings 17 are arranged between the feeding end cover 8 and the discharging end cover 9 and the charging barrel 3, the air tightness of the charging barrel 3 can be ensured through the sealing rings 17, the reduction of the vacuum degree in the charging barrel is prevented, and the silicon mud is prevented from being oxidized due to the fact that air leaks in.

The working principle and the using process of the utility model are as follows: when the utility model is used, the feeding end cover 8 is opened, silicon mud is filled into the charging barrel 3, then the feeding end cover 8 is closed, the sealing ring 17 is used for sealing the charging barrel 3 so as to ensure the air tightness of the charging barrel 3, then the vacuum pump 10 is used for pumping away the air in the barrel so as to form a vacuum environment, the vacuum degree in the barrel can be checked through the vacuum gauge 11, steam is conveyed into the oven 1 through the steam inlet 15, the heat of the steam is transmitted into the charging barrel 3 to exchange heat with the silicon mud, the heat preservation layer 12 can effectively prevent the heat of the steam from being radiated out through the oven 1, then the steam is exhausted out of the oven 1 through the steam outlet 16 so as to avoid the overhigh air pressure between the oven 1 and the charging barrel 3, meanwhile, the motor 5 on the bracket 4 drives the driving tooth 6 to be meshed with the tooth ring 7 for transmission, thereby driving the charging barrel 3 to rotate, the silicon mud in the barrel is matched with the lifting plate 13 so as to ensure that the silicon mud in the barrel rolls continuously, thereby reach the mesh of thermally equivalent to the inner wall of feed cylinder 3 is provided with certain tapering, under the effect of self gravity, the silicon mud can be carried to one side of ejection of compact end cover 9 along with the rotation of feed cylinder 3, and the vapor accessible vacuum pump 10 that the stoving in-process produced discharges, and the material after the final stoving will be discharged through one side of ejection of compact end cover 9, and thermodetector 14 can the inside temperature of real-time supervision oven 1, and centre frame 18 then can strengthen oven 1's support strength.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a useless drying equipment is admittedly in silicon-based industry which characterized in that: including oven (1), two supports (2) of below fixedly connected with of oven (1), the inside of oven (1) is rotated and is connected with feed cylinder (3), it is connected with two supports (4) to rotate on feed cylinder (3), and the one end of feed cylinder (3) installs feeding end cover (8), and ejection of compact end cover (9) are installed to the other end, one side that is close to feeding end cover (8) on oven (1) is provided with steam inlet (15), and the opposite side is provided with steam exhaust (16), and installs vacuum pump (10) on ejection of compact end cover (9), vacuum gauge (11) are installed to one side of vacuum pump (10).

2. The silicon-based industrial solid waste drying equipment as claimed in claim 1, wherein: install motor (5) on support (4), the output of motor (5) is connected with initiative tooth (6), two ring gears of fixedly connected with (7) on feed cylinder (3), ring gear (7) and initiative tooth (6) intermeshing, and the inside fixedly connected with lifting blade (13) of feed cylinder (3).

3. The silicon-based industrial solid waste drying equipment as claimed in claim 2, wherein: the inner wall of the oven (1) is fixedly connected with a heat-insulating layer (12).

4. The silicon-based industrial solid waste drying equipment as claimed in claim 3, wherein: and a temperature detector (14) is arranged in the oven (1).

5. The silicon-based industrial solid waste drying equipment as claimed in claim 4, wherein: a center frame (18) is fixedly connected between the two supports (2) below the oven (1), and a certain taper is arranged on the inner wall of the charging barrel (3).

6. The silicon-based industrial solid waste drying equipment as claimed in claim 5, wherein: and sealing rings (17) are arranged between the feeding end cover (8) and the charging barrel (3) and between the discharging end cover (9) and the charging barrel.

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