CN211147233U

CN211147233U - Novel drying equipment for silicon carbide modification

Info

Publication number: CN211147233U
Application number: CN201921957021.7U
Authority: CN
Inventors: 刘钦; 程武朝
Original assignee: Henan Wanzhixing Technology Service Co ltd
Current assignee: Henan Wanzhixing Technology Service Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-31
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a modified novel drying equipment that uses of carborundum, top cap, barrel and the bottom that sets up respectively including from the top down, be close to the surface mounting of its one side on the top cap and have the feed valve, the mid-mounting of bottom has the bleeder valve, the outside cover of barrel is equipped with the heating pipe, the outside cover of heating pipe is equipped with the protective housing, install between the top of protective housing, the top of barrel and the bottom of top cap, install between the bottom of protective housing, the bottom of barrel and the top of bottom, upward spin bulk cargo mechanism is installed to the intracavity of barrel. The utility model discloses, possess simple structure, convenient to use's advantage, solved among the prior art dry inhomogeneous problem.

Description

Novel drying equipment for silicon carbide modification

Technical Field

The utility model relates to a carborundum processing technology field specifically is a carborundum is modified and uses novel drying equipment.

Background

Carborundum, also known as silicon carbide (SiC), is produced by high-temperature smelting quartz sand, petroleum coke (or coal coke), wood dust (salt is required for producing green silicon carbide) and other raw materials in a resistance furnace. When the silicon carbide material is crushed, because the silicon carbide material contains impurities such as carbon, ferric oxide, aluminum oxide and the like, the silicon carbide material needs to be further cleaned by washing liquid such as acid and alkali and the like, filtered to remove impurities and purified, and then different materials are separated in a settling mode. During separation, firstly, moisture on the surface of the silicon carbide needs to be removed, so that the silicon carbide powder can be stored in a later period.

The prior Chinese utility model patent application No. CN201721918841.6 discloses a drying device for drying silicon carbide micro powder, which comprises a machine body and a drying cavity positioned in the machine body, wherein a drying slide plate is arranged in the drying cavity, an air source heating cavity is arranged below the drying cavity, an equal pressure cavity is arranged below the air source heating cavity, an air pump is arranged at one side of the machine body, a drying box is arranged above the air pump and is communicated with the top of the drying cavity, and the air pump is provided with a nitrogen bottle at one time; and a guide rail plate in sliding fit with the drying sliding plate is arranged in the drying cavity. According to the drying equipment for drying the silicon carbide micro powder, the silicon carbide powder is subjected to sealing heating and is subjected to cyclic dehumidification by adopting nitrogen, so that the silicon carbide powder is prevented from contacting with outside air in the drying process, the silicon carbide is prevented from being oxidized, and the drying effect of the silicon carbide is improved; through the heating circulation of the nitrogen, the heat consumption of the equipment is reduced, and the energy consumption of the equipment is reduced.

However, the drying equipment for drying the silicon carbide micro powder has the following defects: when the silicon carbide is dried, the silicon carbide is statically placed on the drying sliding plate, so that the silicon carbide is not uniformly dried.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modified novel drying equipment that uses of carborundum possesses simple structure, convenient to use's advantage, has solved among the prior art dry inhomogeneous problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modified novel drying equipment that uses of carborundum, includes top cap, barrel and the bottom that sets up respectively from the top down, be close to the surface mounting of its one side on the top cap and have the feed valve, the mid-mounting of bottom has the bleeder valve, the outside cover of barrel is equipped with the heating pipe, the outside cover of heating pipe is equipped with the protective housing, install between the top of protective housing, the top of barrel and the bottom of top cap, install between the bottom of protective housing, the bottom of barrel and the top of bottom, upward spin bulk cargo mechanism is installed to the intracavity of barrel.

Preferably, the top rotating and material dispersing mechanism comprises a driving device and a rotary feeding barrel, the driving device is installed in the middle of the top cover, a first fixing plate is fixedly connected to the inner wall of the top of the barrel, a second fixing plate is fixedly connected to the outer wall of the top of the rotary feeding barrel, the first fixing plate and the second fixing plate are installed in a mounted mode, an output shaft of the driving device passes through the middle of the rotary feeding barrel and then extends to the bottom cover, and rotary feeding teeth are fixedly connected to the outer wall of the output shaft of the driving device.

Preferably, the driving device is an integrated structure formed by installing the motor and the speed reducer.

Preferably, the number of the first fixing plates is at least four, each first fixing plate is in an annular array with the center of a circle of the cylinder as the center, and the number of the second fixing plates corresponds to that of the first fixing plates.

Preferably, the surface of the bottom cover close to one side of the bottom cover is provided with a nitrogen inlet pipe, the inner side of the bottom of the cylinder body is fixedly connected with an annular distributor, one end of the nitrogen inlet pipe penetrates into the cylinder body and is installed and communicated with the annular distributor, and the other side surface of the top cover, which is far away from the feeding valve, is provided with a nitrogen outlet pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows: through setting up the top spin bulk cargo mechanism, drive arrangement drives soon and send the tooth with carborundum along sending a section of thick bamboo top spin soon, falls down by the outside of sending a section of thick bamboo soon again after that, goes up the spiral and constantly goes on again for carborundum and heating pipe see through the conduction thermal contact of barrel even, and then improve dry effect, make the drying more even.

Drawings

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

FIG. 2 is a schematic structural view of the present invention taken along the front view A-A in FIG. 1;

fig. 3 is a schematic structural view along the top view B-B in fig. 1.

In the figure: 1-top cover, 2-barrel, 3-bottom cover, 4-feed valve, 5-discharge valve, 6-heating pipe, 7-protective shell, 8-upward rotary bulk cargo mechanism, 9-driving device, 10-rotary feeding barrel, 11-first fixed plate, 12-second fixed plate, 13-rotary feeding tooth, 14-nitrogen inlet pipe, 15-annular distributor and 16-nitrogen outlet 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 to 3, the present invention provides a technical solution: the utility model provides a modified novel drying equipment that uses of carborundum, top cap 1 who sets up respectively from the top down, barrel 2 and bottom 3, be close to the surface mounting of its one side on top cap 1 and have feed valve 4, the mid-mounting of bottom 3 bottom has bleeder valve 5, the outside cover of barrel 2 is equipped with heating pipe 6, the heat that 6 during operations of heating pipe produced sees through during barrel 2 conduction advances barrel 2, and the outside cover of heating pipe 6 is equipped with protective housing 7, it is faster to prevent heat radiating, the top of protective housing 7, install between the top of barrel 2 and the bottom of top cap 1, the bottom of protective housing 7, install between the bottom of barrel 2 and the top of bottom 3, make protective housing 7, heating pipe 6, top cap 1, can dismantle between barrel 2 and the bottom 3, so that the dismouting maintenance or change, bulk cargo top spin mechanism 8 is installed to the intracavity of barrel.

The upper rotary bulk cargo mechanism 8 comprises a driving device 9 and a rotary conveying cylinder 10, the driving device 9 is installed in the middle of the top cover 1, the inner wall of the top of the cylinder 2 is fixedly connected with a first fixing plate 11, the outer wall of the top of the rotary conveying cylinder 10 is fixedly connected with a second fixing plate 12, the first fixing plate 11 and the second fixing plate 12 are installed in a gap, the number of the first fixing plates 11 is at least four, each first fixing plate 11 is in an annular array with the center of the circle of the cylinder 2 as the center, the number of the second fixing plates 12 corresponds to that of the first fixing plates 11, the installation strength of the rotary conveying cylinder 10 is improved, an output shaft of the driving device 9 passes through the middle of the rotary conveying cylinder 10 and extends to the bottom cover 3, rotary conveying teeth 13 are fixedly connected to the outer wall of the output shaft of the driving device 9, the driving device 9 drives the rotary conveying teeth 13 to rotate forward, the rotary conveying teeth 13 lift silicon carbide powder accumulated, then the outside that will soon send a section of thick bamboo 10 falls again, and is constantly gone on with this mode for carborundum and heating pipe 6 see through the conduction thermal contact of barrel 2 even, and then improves dry effect, makes the drying more even.

Further, the driving device 9 is an integrated structure formed by installing a motor and a speed reducer, and after the speed of the driving device 9 is reduced by the speed reducer, the driving device 9 drives the rotary conveying teeth 13 to rotate at a low speed and stably.

Furthermore, a nitrogen inlet pipe 14 is installed on the surface of the bottom cover 3 close to one side of the bottom cover, an annular distributor 15 is fixedly connected to the inner side of the bottom of the cylinder 2, one end of the nitrogen inlet pipe 14 penetrates into the cylinder 2 and is installed and communicated with the annular distributor 15, a nitrogen outlet pipe 16 is installed on the surface of the top cover 1 far away from the feeding valve 4, nitrogen introduced from the nitrogen inlet pipe 14 passes through the nitrogen inlet pipe during drying and is uniformly distributed in the cylinder 2 after being sprayed out by the annular distributor 15, oxidation of silicon carbide caused by contact between oxygen in the air and the silicon carbide is avoided, and the nitrogen in the cylinder 2 is recovered through the nitrogen outlet pipe 16.

The working principle is as follows: when the novel drying equipment for silicon carbide modification is used, silicon carbide powder is poured from the feeding valve 4, heat generated when the heating pipe 6 works is conducted into the cylinder 2 through the cylinder 2, silicon carbide powder is primarily dried, the silicon carbide powder falls to the bottom cover 3, the rotary conveying teeth 13 are driven to rotate clockwise through the driving device 9, the silicon carbide powder accumulated at the bottom cover 3 is lifted to the top of the rotary conveying cylinder 10 along the rotary conveying cylinder 10 by the rotary conveying teeth 13, then the outer side of the rotary conveying cylinder 10 falls down, and the drying is continuously carried out in such a way, so that the silicon carbide and the heating pipe 6 are uniformly contacted through the conduction heat of the cylinder 2, the drying effect is further improved, the drying is more thorough and uniform, during the drying period, nitrogen introduced through the nitrogen inlet pipe 14 and sprayed out through the annular distributor 15 and uniformly distributed in the cylinder 2, and the phenomenon that the silicon carbide is oxidized due to the contact of oxygen in the air and the silicon carbide is avoided, the nitrogen gas in the cylinder 2 is recovered through the nitrogen gas outlet pipe 16.

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 modified novel drying equipment of using of carborundum, includes top cap (1), barrel (2) and bottom (3) that set up respectively from the top down, be close to surface mounting of its one side on top cap (1) and have feed valve (4), the mid-mounting of bottom (3) bottom has bleeder valve (5), its characterized in that: the outside cover of barrel (2) is equipped with heating pipe (6), the outside cover of heating pipe (6) is equipped with protective housing (7), install between the top of protective housing (7), the top of barrel (2) and the bottom of top cap (1), install between the bottom of protective housing (7), the bottom of barrel (2) and the top of bottom (3), upward spin bulk cargo mechanism (8) are installed to the intracavity of barrel (2).

2. The novel drying equipment for silicon carbide modification according to claim 1, wherein: the top rotating and bulk material distributing mechanism (8) comprises a driving device (9) and a rotary conveying cylinder (10), the driving device (9) is installed in the middle of the top cover (1), a first fixing plate (11) is fixedly connected to the inner wall of the top of the cylinder body (2), a second fixing plate (12) is fixedly connected to the outer wall of the top of the rotary conveying cylinder (10), the first fixing plate (11) and the second fixing plate (12) are installed in the middle, an output shaft of the driving device (9) passes through the middle of the rotary conveying cylinder (10) and then extends to the bottom cover (3), and rotary conveying teeth (13) are fixedly connected to the outer wall of the output shaft of the driving device (9).

3. The novel drying equipment for silicon carbide modification according to claim 2, wherein: the driving device (9) is an integrated structure formed by mounting a motor and a speed reducer.

4. The novel drying equipment for silicon carbide modification according to claim 2, wherein: the number of the first fixing plates (11) is at least four, each first fixing plate (11) is in an annular array with the circle center of the cylinder (2) as the center, and the number of the second fixing plates (12) corresponds to that of the first fixing plates (11).

5. The novel drying equipment for silicon carbide modification according to claim 1, wherein: the surface mounting who is close to its one side on bottom (3) advances pipe (14) is gone into to nitrogen gas, inboard fixedly connected with annular distributor (15) of barrel (2) bottom, the one end that nitrogen gas advances pipe (14) is worn into in barrel (2) and is installed and the intercommunication with annular distributor (15), keep away from the opposite side surface mounting of feed valve (4) on top cap (1) and have nitrogen gas exit tube (16).