CN220230000U - Silicon carbide long tube sintering furnace - Google Patents
Silicon carbide long tube sintering furnace Download PDFInfo
- Publication number
- CN220230000U CN220230000U CN202321802667.4U CN202321802667U CN220230000U CN 220230000 U CN220230000 U CN 220230000U CN 202321802667 U CN202321802667 U CN 202321802667U CN 220230000 U CN220230000 U CN 220230000U
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- Prior art keywords
- pipe
- fixedly connected
- heat preservation
- preservation shell
- silicon carbide
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- 238000005245 sintering Methods 0.000 title claims abstract description 70
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 39
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000004321 preservation Methods 0.000 claims abstract description 46
- 238000009826 distribution Methods 0.000 claims abstract description 15
- 229910021591 Copper(I) chloride Inorganic materials 0.000 claims abstract description 9
- 210000003437 trachea Anatomy 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 19
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 14
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 238000009827 uniform distribution Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Abstract
The utility model provides a silicon carbide long tube sintering furnace, and relates to the field of silicon carbide long tubes. Including the fritting furnace heat preservation shell, the inside of fritting furnace heat preservation shell is provided with the fritting furnace main part, and the common fixedly connected with of surface and fritting furnace heat preservation shell's inner wall a plurality of supporting components, the inside of fritting furnace main part is provided with the gas and evenly distributes the pipe, the right-hand member of gas evenly distributes the pipe and the right side fixed connection of fritting furnace heat preservation shell inner wall. According to the utility model, after sintering of the silicon carbide long tube is completed, carbon monoxide gas in the sintering furnace is discharged into the gas treatment box to fully react with HCl-CuCl solution, the carbon monoxide gas is discharged after being treated, the carbon monoxide gas is prevented from polluting the environment, and carbon monoxide is uniformly distributed in the sintering furnace main body through the gas distribution pipe in the process of sintering the silicon carbide, so that the carbon monoxide can fully react with the silicon carbide, and the sintering efficiency of the silicon carbide long tube is improved.
Description
Technical Field
The utility model relates to the field of silicon carbide long pipes, in particular to a silicon carbide long pipe sintering furnace.
Background
The silicon carbide sintering furnace is an intermittent induction heating furnace, and is mainly used for producing metal powder such as tungsten carbide powder, titanium carbide powder, vanadium carbide powder and the like with various particle sizes and composite metal powder in the industries of hard alloy and powder metallurgy.
The applicant has disclosed a kind of silicon carbide sintering furnace through searching, its publication (bulletin) number is "CN206609279U", the rectangular cylindric resistance spare that this patent mainly adopted, make the heating in the whole furnace body cavity even, thereby it is more even to heat silicon carbide, the furnace body temperature can reach 2600 degrees, can satisfy the sintering temperature of silicon carbide completely, simultaneously, temperature measurement ware and pressure measurement ware all adopt two kinds of different measurement methods, make the measurement more accurate, thereby improve sintering accuracy, adopt controller intelligent control, realize semi-automatization silicon carbide sintering, improve product production efficiency, but produce a large amount of carbon monoxide in the sintering furnace's inside during the use, directly discharge carbon monoxide, easily cause environmental pollution, bring harm for operating personnel, and when using, inconvenient even distribution of carbon monoxide is reacted with silicon carbide heating in the inside of sintering furnace, lead to the silicon carbide long tube to carry out the synthetic inefficiency in the sintering process.
Disclosure of Invention
The utility model aims to provide a silicon carbide long tube sintering furnace, which aims to solve the problems that a large amount of carbon monoxide is generated in the sintering furnace in the use process, the carbon monoxide is directly discharged, the environment pollution is easy to cause, the harm is brought to operators, and in the use process, the carbon monoxide is inconvenient and uniformly distributed in the sintering furnace to react with silicon carbide in a heating way, so that the synthesis efficiency of the silicon carbide long tube in the sintering process is low.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a carborundum long tube fritting furnace, includes fritting furnace heat preservation shell, fritting furnace heat preservation shell's inside is provided with the fritting furnace main part, the surface of fritting furnace main part and the inner wall of fritting furnace heat preservation shell are a plurality of supporting components of fixedly connected with jointly, fritting furnace main part's inside is provided with gas even distribution pipe, the right-hand member of gas even distribution pipe and fritting furnace heat preservation shell inner wall's right side fixedly connected with gas treatment case of fritting furnace heat preservation shell top surface, the right side fixedly connected with intake pipe of gas treatment case inner wall, the below of gas treatment incasement portion is provided with HCl-CuCl solution, the upside fixedly connected with active carbon filter of gas treatment incasement wall, gas treatment incasement wall is located active carbon filter's downside fixedly connected with filter screen.
Preferably, the surface of the gas distribution pipe is provided with a plurality of gas outlets, and the inner walls of the gas outlets are fixedly connected with gas check valves.
Preferably, the upper side of the left side of the gas treatment tank is fixedly connected with a liquid inlet pipe, the lower side of the left side of the gas treatment tank is fixedly connected with a liquid outlet pipe, the pipe walls of the liquid inlet pipe and the liquid outlet pipe are fixedly connected with valves, and the left side of the top surface of the gas treatment tank is fixedly connected with an exhaust pipe.
Preferably, the left side fixedly connected with annular trachea of fritting furnace heat preservation shell inner wall, annular tracheal left side fixedly connected with a plurality of breathing pipes, a plurality of a relative one of breathing pipe has all been seted up a plurality of induction ports.
Preferably, the right side fixedly connected with circulating fan of fritting furnace heat preservation shell top surface, circulating fan's input runs through fritting furnace heat preservation shell's top surface to its inside, circulating fan's input and the tracheal top surface fixed connection of annular, the right-hand member of intake pipe runs through the right side of gas treatment incasement wall to its right side, the right-hand member of intake pipe and circulating fan's output fixed connection, the right side fixedly connected with circulating fan output is the circulating air pipe, the right-hand member of fritting furnace heat preservation shell is run through to its inside to the left end of circulating air pipe, the left end of circulating air pipe and the right-hand member fixed connection of gas uniform distribution pipe, the left side of circulating air pipe wall and the equal fixedly connected with solenoid valve of right side of intake pipe wall.
Preferably, the left side of the sintering furnace heat preservation shell is rotationally connected with a sealing door through a hinge, and the surface of the sintering furnace main body is fixedly connected with a plurality of heating resistance wires.
The utility model has the technical effects and advantages that:
1. through setting up sintering furnace heat preservation shell, sintering furnace main part, supporting component, gas evenly distributed pipe, gas treatment box, intake pipe, active carbon filter, filter screen, HCl-CuCl solution, the utility model is through setting up can be to the silicon carbide long tube after the sintering is accomplished, carbon monoxide gas in the sintering furnace is discharged into gas treatment box and carries out abundant reaction with HCl-CuCl solution, discharge after handling carbon monoxide gas, avoid carbon monoxide gas to pollute the environment, and in the process that silicon carbide carries out the sintering, evenly distribute carbon monoxide in the sintering furnace main part through gas evenly distributed pipe, make carbon monoxide can carry out comprehensive reaction with silicon carbide, improve the sintering efficiency of silicon carbide long tube.
2. Through setting up annular trachea, breathing pipe, induction port, fritting furnace heat preservation shell for circulating fan carries out comprehensive transport to annular trachea with the gas in the fritting furnace heat preservation shell through a plurality of induction ports when the function of breathing pipe, thereby drives comprehensive flow to the gas in the fritting furnace heat preservation shell, the convenience is to the comprehensive treatment of gas.
3. Through setting up fritting furnace heat preservation shell, circulating fan, circulation trachea, annular trachea, intake pipe, solenoid valve, under circulating fan's effect, conveniently carry gaseous to under circulating tracheal's effect, conveniently recycle gaseous, increase the utilization ratio of carbon monoxide in the gas, simultaneously under the effect of solenoid valve, the flow direction of convenient control gas.
Drawings
FIG. 1 is a schematic diagram of the overall front cross-sectional structure of the present utility model.
Fig. 2 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.
FIG. 3 is a schematic perspective view of a gas distribution pipe according to the present utility model.
Fig. 4 is a schematic perspective view of the annular air pipe of the present utility model.
In the figure: 1. a sintering furnace heat preservation shell; 2. a sintering furnace main body; 3. a support assembly; 4. a gas distribution pipe; 5. a gas treatment tank; 6. an air inlet pipe; 7. an activated carbon filter plate; 8. a filter screen; 9. an air outlet; 10. a gas check valve; 11. a liquid inlet pipe; 12. a liquid outlet pipe; 13. a valve; 14. an exhaust pipe; 15. an annular air tube; 16. an air suction pipe; 17. an air suction port; 18. a circulating fan; 19. a circulation gas pipe; 20. sealing the door; 21. heating the resistance wire; 22. an electromagnetic valve; 23. HCl-CuCl solution.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a silicon carbide long tube sintering furnace as shown in figures 1-4, which comprises a sintering furnace heat preservation shell 1, wherein a sintering furnace main body 2 is arranged in the sintering furnace heat preservation shell 1, the surface of the sintering furnace main body 2 and the inner wall of the sintering furnace heat preservation shell 1 are fixedly connected with a plurality of support components 3 together, a gas uniform distribution pipe 4 is arranged in the sintering furnace main body 2, the right end of the gas uniform distribution pipe 4 is fixedly connected with the right side of the inner wall of the sintering furnace heat preservation shell 1, the right side of the top surface of the sintering furnace heat preservation shell 1 is fixedly connected with a gas treatment box 5, the right side of the inner wall of the gas treatment box 5 is fixedly connected with an air inlet pipe 6, the lower part of the inner wall of the gas treatment box 5 is provided with an HCl-CuCl solution 23, the upper side of the inner wall of the gas treatment box 5 is fixedly connected with an activated carbon filter plate 7, and the lower side of the inner wall of the gas treatment box 5 is fixedly connected with a filter screen 8.
As shown in fig. 1, fig. 2 and fig. 3, a plurality of air outlets 9 are formed in the surface of the air distribution pipe 4, the inner walls of the air outlets 9 are fixedly connected with air check valves 10, under the action of the air check valves 10, air in the sintering furnace main body 2 is prevented from flowing back into the air distribution pipe 4, silicon carbide materials in the sintering furnace main body 2 are prevented from entering the air distribution pipe 4 to affect the air, the upper side of the left side of the air treatment box 5 is fixedly connected with a liquid inlet pipe 11, the lower side of the left side of the air treatment box 5 is fixedly connected with a liquid outlet pipe 12, the pipe walls of the liquid inlet pipe 11 and the liquid outlet pipe 12 are fixedly connected with valves 13, the left side of the top surface of the air treatment box 5 is fixedly connected with an exhaust pipe 14, under the action of the liquid inlet pipe 11, HCl-CuCl solution 23 is conveniently put into the air treatment box 5, under the action of the liquid outlet pipe 12, waste water in the air treatment box 5 is conveniently discharged, and carbon dioxide generated after reaction is conveniently discharged under the action of the exhaust pipe 14.
As shown in fig. 1 and fig. 4, an annular air pipe 15 is fixedly connected to the left side of the inner wall of the sintering furnace heat preservation shell 1, a plurality of air suction pipes 16 are fixedly connected to the left side of the annular air pipe 15, a plurality of air suction ports 17 are formed in opposite sides of the plurality of air suction pipes 16, under the action of the air suction pipes 16, the circulating fan 18 comprehensively conveys air in the sintering furnace heat preservation shell 1 into the annular air pipe 15 through the plurality of air suction ports 17 when in operation, so that the air in the sintering furnace heat preservation shell 1 is driven to comprehensively flow, the comprehensive treatment of the air is facilitated, a sealing door 20 is connected to the left side of the sintering furnace heat preservation shell 1 through hinge rotation, a plurality of heating resistance wires 21 are fixedly connected to the surface of the sintering furnace main body 2, and under the action of the heating resistance wires 21, the sintering furnace main body 2 is conveniently heated, so that the sintering furnace main body 2 can sinter silicon carbide.
As shown in fig. 1, the right side fixedly connected with circulation fan 18 of sintering furnace heat preservation shell 1 top surface, the input of circulation fan 18 runs through the top surface of sintering furnace heat preservation shell 1 to its inside, the input of circulation fan 18 and the top surface fixed connection of annular trachea 15, the right-hand member of intake pipe 6 runs through the right side of gas treatment case 5 inner wall to its right side, the right-hand member of intake pipe 6 and the output fixed connection of circulation fan 18, the right side fixedly connected with circulation trachea 19 of circulation fan 18 output, the right-hand member of circulation trachea 19 runs through the right side of sintering furnace heat preservation shell 1 to its inside, the left end of circulation trachea 19 and the right-hand member fixed connection of gas uniform distribution pipe 4, the left side of circulation trachea 19 pipe wall and the right side of intake pipe 6 pipe wall all fixedly connected with solenoid valve 22, under the effect of circulation fan 18, conveniently carry gas, and under the effect of circulation trachea 19, conveniently carry out cyclic use to gas, the utilization ratio of carbon monoxide in the increase gas, simultaneously under the effect of solenoid valve 22, conveniently control the flow direction of gas.
The working principle of the utility model is as follows: when the device is used, an external power supply is connected to the device, a silicon carbide material to be sintered is placed in a sintering furnace main body 2 in a sintering furnace heat preservation shell 1, a sealing door 20 is closed, sealing in the sintering furnace heat preservation shell 1 is kept, a heating resistance wire 21 is started to heat the sintering furnace main body 2, and silicon carbide is sintered;
simultaneously, a circulating fan 18 is started to drive air in an annular air pipe 15 to flow, the air in a sintering furnace heat preservation shell 1 enters the annular air pipe 15 through a plurality of air inlets 17 on an air suction pipe 16 and is conveyed into a circulating air pipe 19 through the circulating fan 18, at the moment, an electromagnetic valve 22 on an air inlet pipe 6 is closed, an electromagnetic valve 22 on the circulating air pipe 19 is opened, so that gas is conveyed into a gas distribution pipe 4 through the circulating air pipe 19, after the gas enters the gas distribution pipe 4, gas check valves 10 in a plurality of air outlets 9 in the gas distribution pipe 4 are opened, so that the air can flow into a sintering furnace main body 2, and gas is provided for sintering of silicon carbide;
after the sintering of the silicon carbide is finished, the electromagnetic valve 22 on the circulating air pipe 19 is closed, the electromagnetic valve 22 on the air inlet pipe 6 is opened, so that the air in the circulating fan 18 can be supplied to the air treatment box 5 through the air inlet pipe 6, the air enters the air treatment box 5 to be in contact with the HCl-CuCl solution 23 for reaction, carbon monoxide in the air is treated to generate gaseous carbon dioxide, impurities in the air are filtered under the action of the filter screen 8 and the activated carbon filter plate 7, the air is supplied to the exhaust pipe 14 for discharge, after the device is used, the valve 13 on the liquid outlet pipe 12 is opened, so that sewage in the air treatment box 5 is discharged through the liquid outlet pipe 12, the sealing door 20 is opened, and the silicon carbide long pipe is taken out.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a carborundum long tube fritting furnace, includes fritting furnace heat preservation shell (1), its characterized in that: the inside of fritting furnace heat preservation shell (1) is provided with fritting furnace main part (2), the inside of the surface of fritting furnace main part (2) and fritting furnace heat preservation shell (1) is a plurality of supporting component (3) of fixedly connected with jointly, the inside of fritting furnace main part (2) is provided with gas evenly distributed pipe (4), the right-hand member of gas evenly distributed pipe (4) and the right side fixed connection of fritting furnace heat preservation shell (1) inner wall, the right side fixedly connected with gas treatment case (5) of fritting furnace heat preservation shell (1) top surface, the right side fixedly connected with intake pipe (6) of gas treatment case (5) inner wall, the below of gas treatment case (5) inside is provided with HCl-CuCl solution (23), the upside fixedly connected with active carbon filter (7) of gas treatment case (5) inner wall is located the downside fixedly connected with filter screen (8) of active carbon filter (7).
2. A silicon carbide long tube sintering furnace according to claim 1, wherein: a plurality of air outlets (9) are formed in the surface of the air distribution pipe (4), and the inner walls of the air outlets (9) are fixedly connected with air check valves (10).
3. A silicon carbide long tube sintering furnace according to claim 1, wherein: the upper side on the left of gas treatment case (5) fixedly connected with feed liquor pipe (11), the downside on the left of gas treatment case (5) fixedly connected with drain pipe (12), the pipe wall of feed liquor pipe (11) and the pipe wall of drain pipe (12) are all fixedly connected with valve (13), the left side fixedly connected with blast pipe (14) of gas treatment case (5) top surface.
4. A silicon carbide long tube sintering furnace according to claim 1, wherein: the sintering furnace heat preservation shell is characterized in that an annular air pipe (15) is fixedly connected to the left side of the inner wall of the sintering furnace heat preservation shell (1), a plurality of air suction pipes (16) are fixedly connected to the left side of the annular air pipe (15), and a plurality of air suction ports (17) are formed in the opposite faces of the air suction pipes (16).
5. A silicon carbide long tube sintering furnace according to claim 4 and wherein: the right side fixedly connected with circulation fan (18) of fritting furnace heat preservation shell (1) top surface, the top surface of fritting furnace heat preservation shell (1) is run through to inside to the input of circulation fan (18), the input of circulation fan (18) and the top surface fixed connection of annular trachea (15), the right-hand member of intake pipe (6) runs through the right side of gas treatment case (5) inner wall to its right side, the right-hand member of intake pipe (6) and the output fixed connection of circulation fan (18), the right side fixedly connected with circulation trachea (19) of circulation fan (18) output, the right-hand member of circulation trachea (19) runs through the right side of fritting furnace heat preservation shell (1) to inside thereof, the left end of circulation trachea (19) and the right-hand member fixed connection of gas distribution pipe (4), the left side of circulation trachea (19) pipe wall and the right side of intake pipe (6) pipe wall all fixedly connected with solenoid valve (22).
6. A silicon carbide long tube sintering furnace according to claim 1, wherein: the left side of sintering furnace heat preservation shell (1) is connected with sealing door (20) through the hinge rotation, the surface fixedly connected with of sintering furnace main part (2) a plurality of heating resistance wires (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321802667.4U CN220230000U (en) | 2023-07-11 | 2023-07-11 | Silicon carbide long tube sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321802667.4U CN220230000U (en) | 2023-07-11 | 2023-07-11 | Silicon carbide long tube sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220230000U true CN220230000U (en) | 2023-12-22 |
Family
ID=89195847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321802667.4U Active CN220230000U (en) | 2023-07-11 | 2023-07-11 | Silicon carbide long tube sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220230000U (en) |
-
2023
- 2023-07-11 CN CN202321802667.4U patent/CN220230000U/en active Active
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