CN214528174U - Novel chlorination furnace - Google Patents
Novel chlorination furnace Download PDFInfo
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- CN214528174U CN214528174U CN202022751464.XU CN202022751464U CN214528174U CN 214528174 U CN214528174 U CN 214528174U CN 202022751464 U CN202022751464 U CN 202022751464U CN 214528174 U CN214528174 U CN 214528174U
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Abstract
The utility model relates to a novel chlorination furnace. This novel chlorination furnace includes stove bottom and reaction section, and the stove bottom passes through flange joint and is in the reaction section downside, the cover is equipped with chlorine pipe on the stove bottom, is equipped with the intake pipe on the chlorine pipe and the outlet duct subassembly of a plurality of and chlorine pipe intercommunication, and a plurality of outlet duct subassembly includes standpipe, horizontal pipe and connecting pipe along the even interval arrangement of chlorine pipe circumference, standpipe fixed connection be in chlorine pipe downside, the horizontal pipe with the standpipe is linked together, insert the inner of horizontal pipe inside, the outer end of stove bottom extend to the standpipe outside, the connecting pipe pass through the flange with the outer end of horizontal pipe is connected, the connecting pipe is kept away from the end threaded connection of horizontal pipe has stifled cap. Compared with the prior art, the utility model discloses in, chlorine gets into the chlorination stove through each outlet duct subassembly, is difficult for taking place to block up, and accessible connecting pipe mediation horizontal pipe when the horizontal pipe in the outlet duct subassembly blocks up, and it is more convenient to use.
Description
Technical Field
The utility model belongs to the technical field of chlorination furnace, especially, relate to a novel chlorination furnace.
Background
The chlorination furnace is a key main device for producing titanium tetrachloride by a boiling chlorination method, when in use, high titanium slag and petroleum coke are mixed according to a certain proportion, enter the furnace from the upper part of a reaction section of the chlorination furnace through a spiral material conveyer and enter Cl in the furnace through a sieve plate2The reaction is carried out. The reaction is exothermic, the generated reaction heat is enough to meet the requirement of production temperature, and the central reaction temperature can reach 1000-1100 ℃. Therefore, the requirement standard for the lining material of the reaction section of the chlorination furnace is very high, and phosphate alumina bricks are generally selected as the innermost layer. However, phosphate alumina bricks often fall off due to high temperature, scouring and corrosion during production and operation, thereby causing breakdown in the chlorination furnace. The chlorination furnace has short operation period and frequent overhaul, which greatly reduces TiCl4The production efficiency of (2).
The gas distributor in the early chlorination furnace mostly adopts a sieve plate, but the sieve plate is easily blocked by residues. After the sieve plate is blocked, production is stopped, the temperature is reduced, and then the sieve plate is disassembled and cleaned. In order to solve the technical problem, people begin to adopt a circular seam type gas distributor, wherein an upper sieve plate and a lower sieve plate are connected through flanges, and chlorine enters a furnace body from a flange gap between the two sieve plates. The gap between the two flanges is narrow, so that partial blockage is easy to cause uneven distribution of chlorine in the chlorination furnace; and when the gap is blocked by the residue, the production needs to be stopped and the temperature needs to be reduced, the sieve plate below the gap is disassembled, and the end faces of the two flanges are cleaned. Whether the sieve plate or the circular seam type gas distributor is adopted, the blockage is easy to occur; and the temperature needs to be reduced when the blocked sieve plate and the annular seam type gas distributor are cleaned. The chlorination furnace is frequently cooled for a long time, so that the production efficiency is reduced, and the service life of the chlorination furnace is seriously shortened.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel chlorination furnace to solve the technical problem that the chlorination furnace among the prior art takes place to block up easily.
The technical proposal of the utility model is that:
a novel chlorination furnace comprises a furnace bottom and a reaction section, wherein the furnace bottom is connected to the lower side of the reaction section through a flange, a chlorine pipe is sleeved on the furnace bottom, an air inlet pipe and a plurality of air outlet pipe assemblies communicated with the chlorine pipe are arranged on the chlorine pipe, the air outlet pipe assemblies are uniformly arranged at intervals along the circumferential direction of the chlorine pipe,
the outlet duct subassembly includes standpipe, horizontal pipe and connecting pipe, standpipe fixed connection be in the chlorine trachea downside, the horizontal pipe with the standpipe is linked together, the inner of horizontal pipe inserts in the stove bottom, the outer end extends to the standpipe outside, the connecting pipe pass through the flange with the outer end of horizontal pipe is connected, the connecting pipe is kept away from the one end threaded connection of horizontal pipe has stifled cap.
As a further improvement of the technical scheme, a first furnace brick matched with the inner wall of the reaction section is arranged in the reaction section, a second furnace brick matched with the inner wall of the furnace bottom is arranged in the furnace bottom, and a protective barrel made of phosphate castable and covering the second furnace brick is further arranged in the furnace bottom.
As a further improvement to the technical scheme, the upper end of the protection barrel extends to the upper side of the furnace bottom and is in insertion fit with the first furnace brick.
As a further improvement to the technical scheme, the furnace bottom is of a conical structure with a large top and a small bottom, the first furnace brick is of a conical structure matched with the inner wall of the furnace bottom, the protection cylinder comprises a straight cylinder section and a conical cylinder section matched with the first furnace brick, and the straight cylinder section is inserted into the lower end of the first furnace brick.
As a further improvement to the technical scheme, the lower end of the reaction section is provided with a first flange, the upper end of the furnace bottom is provided with a second flange, the first flange is provided with a plurality of first fixing holes which are circumferentially arranged at intervals, the second flange is provided with second fixing holes which are in one-to-one correspondence with the first fixing holes, and the reaction section is fixedly connected with the furnace bottom through fixing bolts which penetrate through the first fixing holes and the second fixing holes.
As a further improvement to the above technical solution, the first fixing hole is a long hole communicated with an outer wall of the first flange, and the second fixing hole is a long hole communicated with an outer wall of the second flange.
As a further improvement to the above technical solution, the number of the outlet pipe assemblies is eight, and the eight outlet pipe assemblies are fixedly connected to the lower side of the chlorine pipe at uniform intervals along the circumferential direction of the chlorine pipe.
The utility model provides a novel chlorination furnace compares in prior art, and its beneficial effect lies in:
the utility model discloses a when novel chlorination furnace used, chlorine entered into to the chlorine trachea through the intake pipe, and chlorine in the chlorine trachea gets into respectively in each outlet duct subassembly. In the air outlet pipe assembly, chlorine gas firstly enters the vertical pipe, then enters the horizontal pipe and enters the furnace bottom from the horizontal pipe. During air intake, plain color is most likely to occur in the horizontal tube. When the horizontal pipe is blocked, the blocking cap is detached, and the blocked horizontal pipe is dredged through the connecting pipe. Compare chlorination furnace among the prior art, the utility model discloses a novel among the chlorination furnace, chlorine gets into in the chlorination furnace through each outlet duct subassembly, is difficult for taking place to block up, and accessible connecting pipe mediation horizontal pipe when the horizontal pipe in the outlet duct subassembly blocks up, and it is more convenient to use.
The utility model discloses a novel among the chlorination furnace, through set up first stove brick in the reaction section, set up second stove brick and a protection section of thick bamboo in the stove bottom, the upper end and the first stove brick of a protection section of thick bamboo are inserted and are assembled. The protection cylinder can reduce the impact of chlorine on furnace bricks in the chlorination furnace, is beneficial to protecting the chlorination furnace and prolonging the service life of the chlorination furnace.
Drawings
FIG. 1 is a schematic structural view of the novel chlorination furnace of the present invention;
FIG. 2 is a schematic view of a part of the structure of the novel chlorination furnace;
FIG. 3 is a schematic structural view of the furnace bottom in the novel chlorination furnace of the present invention;
FIG. 4 is a front view of the novel chlorination furnace of the present invention;
FIG. 5 is a sectional view taken along line A-A of FIG. 3;
FIG. 6 is an enlarged view at B in FIG. 5;
in the figure: 1. a reaction section; 2. a furnace bottom; 3. a first flange; 4. a second flange; 5. a first fixing hole; 6. a second fixing hole; 7. a reinforcing plate; 8. fixing the bolt; 9. a chlorine pipe; 10. an air outlet pipe assembly; 11. a vertical tube; 12. a horizontal tube; 13. a connecting pipe; 14. a plugging cap; 15. an air inlet pipe; 16. a first furnace brick; 17. a second furnace brick; 18. a protective cartridge.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The specific embodiment of the novel chlorination furnace of the utility model, as shown in figures 1 to 6, comprises a furnace bottom 2 and a reaction section 1. The lower end of the reaction section 1 is fixedly connected with a first flange 3, and the upper end of the furnace bottom 2 is fixedly connected with a second flange 4. The outer wall of the reaction section 1 is welded with a plurality of reinforcing plates 7 which are uniformly arranged at intervals along the circumferential direction of the reaction section 1, and the lower ends of the reinforcing plates 7 are welded on the upper side surface of the first flange 3. A plurality of first fixing holes 5 are formed in the first flange 3, and each fixing hole is formed between two adjacent reinforcing plates 7. First fixed orifices 5 run through the upper and lower both ends of first flange 3, and first fixed orifices 5 are the slot hole that is linked together with the outer wall of first flange 3, and first fixed orifices 5 radially extends along first flange 3. Second fixed orifices 6 that link up with first fixed orifices 5 one-to-one on the first flange 3 are seted up to second flange 4 top, and second fixed orifices 6 are the slot hole that is linked together with the outer wall of second flange 4, and second fixed orifices 6 radially extends along second flange 4. The reaction section 1 and the furnace bottom 2 are fixedly connected through a fixing bolt 8 which is arranged in a first fixing hole 5 and a second fixing hole 6 which is correspondingly communicated with the first fixing hole 5 in a penetrating way, and the connection mode is firm in fixing and convenient to detach.
In this embodiment, the furnace bottom 2 is a conical structure with an opening at the upper end and a sealed lower end, and the outer diameter of the upper end of the furnace bottom 2 is large and the outer diameter of the lower end is small. The furnace body is sleeved with a chlorine pipe 9, and the chlorine pipe 9 is of an annular structure and is coaxially arranged with the furnace body. The chlorine pipe 9 is connected with a horizontally and outwardly extending air inlet pipe 15, and the end part of the air inlet pipe 15 is connected with a flange used for being connected with an external pipeline. The lower end of the chlorine pipe 9 is fixedly connected with a plurality of air outlet pipe assemblies 10, preferably, eight air outlet pipe assemblies 10 are arranged on the lower side of the chlorine pipe 9 at equal intervals along the circumferential direction of the chlorine pipe 9.
In this embodiment, the air outlet pipe assembly 10 includes a vertical pipe 11, a horizontal pipe 12 and a connecting pipe 13, wherein the vertical pipe 11 is fixedly connected to the lower side of the chlorine pipe 9 and is communicated with the chlorine pipe 9. The horizontal pipe 12 is fixedly connected to the lower side of the vertical pipe 11, the inner end of the horizontal pipe 12 is inserted into the furnace bottom 2, and the outer end of the horizontal pipe 12 extends to the outer side of the vertical pipe 11. The end of the horizontal pipe 12 is welded with a flange, one end of the connecting pipe 13 is welded with a flange, and the connecting pipe 13 is fixedly connected with the horizontal pipe 12 through the flange. The other end of the connecting pipe 13 is provided with an external thread section, and the external thread section is in threaded connection with a plugging cap 14.
In this embodiment, a first furnace brick 16 is installed in the reaction section 1, and the first furnace brick 16 has a cylindrical first central through hole. The outer wall of the first furnace brick 16 is tightly attached and fixed with the inner wall of the reaction section 1, and the lower end of the first furnace brick 16 extends to the lower end face of the first flange 3. And a second furnace brick 17 is arranged on the inner wall of the furnace bottom 2, the second furnace brick 17 is provided with a second central through hole with a large upper end and a small lower end, and the upper end of the second central through hole is communicated with the lower end of the first central through hole. A protective barrel 18 is arranged in the second furnace brick 17, and the protective barrel 18 is made of phosphate castable. The protective cylinder 18 comprises a straight cylinder section and a conical cylinder section, and the outer wall of the conical cylinder section is fixed on the inner wall of the second furnace brick 17. The straight cylinder section extends upwards to the upper end of the second flange 4, the straight cylinder section is inserted into the first furnace brick 16, and the outer wall of the straight cylinder section is tightly attached to the inner wall of the first furnace brick 16. The gas outlet pipe is inserted into the inner side of the protection cylinder 18 so that the chlorine gas enters the protection cylinder 18.
The utility model discloses a when novel chlorination furnace used, chlorine entered into to chlorine trachea 9 through intake pipe 15, and chlorine in the chlorine trachea 9 got into respectively in each outlet duct subassembly 10. In the outlet pipe assembly 10, chlorine gas first enters the vertical pipe 11, then enters the horizontal pipe 12, and enters the furnace bottom 2 from the horizontal pipe 12. Plain colors are most likely to occur in the horizontal tubes 12 during intake. When the horizontal pipe 12 is clogged, the clogging cap 14 is removed, and the clogged horizontal pipe 12 is unclogged by the connection pipe 13.
The utility model provides a novel chlorination furnace compares chlorination furnace in prior art, has following advantage: chlorine gas gets into in the chlorination stove through each outlet duct subassembly 10, is difficult for taking place to block up, and accessible connecting pipe 13 mediation horizontal pipe 12 when horizontal pipe 12 in the outlet duct subassembly 10 blocks up, and it is more convenient to use. The utility model discloses a novel among the chlorination furnace, through set up first stove brick 16 in reaction section 1, set up second stove brick 17 and a protection section of thick bamboo 18 in stove bottom 2, the cooperation of the upper end and the 16 cartridges of first stove brick of a protection section of thick bamboo 18. The protection barrel 18 can reduce the impact of chlorine on furnace bricks in the chlorination furnace, is beneficial to protecting the chlorination furnace and prolonging the service life of the chlorination furnace.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. A novel chlorination furnace is characterized in that: comprises a furnace bottom and a reaction section, wherein the furnace bottom is connected with the lower side of the reaction section through a flange, a chlorine pipe is sleeved on the furnace bottom, the chlorine pipe is provided with an air inlet pipe and a plurality of air outlet pipe assemblies communicated with the chlorine pipe, the plurality of air outlet pipe assemblies are uniformly arranged along the circumferential direction of the chlorine pipe at intervals,
the outlet duct subassembly includes standpipe, horizontal pipe and connecting pipe, standpipe fixed connection be in the chlorine trachea downside, the horizontal pipe with the standpipe is linked together, the inner of horizontal pipe inserts in the stove bottom, the outer end extends to the standpipe outside, the connecting pipe pass through the flange with the outer end of horizontal pipe is connected, the connecting pipe is kept away from the one end threaded connection of horizontal pipe has stifled cap.
2. A novel chlorination furnace according to claim 1, wherein: the furnace is characterized in that a first furnace brick matched with the inner wall of the reaction section is arranged in the reaction section, a second furnace brick matched with the inner wall of the furnace bottom is arranged in the furnace bottom, and a protective barrel which covers the second furnace brick and is made of phosphate castable is further arranged in the furnace bottom.
3. A novel chlorination furnace according to claim 2, wherein: the upper end of the protection barrel extends to the upper side of the furnace bottom and is matched with the first furnace bricks in an inserting and assembling mode.
4. A novel chlorination furnace according to claim 3, wherein: the stove bottom is big-end-up's toper structure, first stove brick be with the inner wall assorted toper structure of stove bottom, a protection section of thick bamboo include straight section of thick bamboo section and with first stove brick assorted toper section of thick bamboo, straight section of thick bamboo section inserts the lower extreme of first stove brick.
5. A novel chlorination furnace according to claim 1, wherein: the lower extreme of reaction section is equipped with first flange, the upper end at the stove bottom is equipped with the second flange, be equipped with the first fixed orifices that a plurality of edge circumference interval arrangement on the first flange, be equipped with on the second flange with the second fixed orifices of first fixed orifices one-to-one, the reaction section with the stove bottom is through wearing the dress in first fixed orifices, the fixed bolt fixed connection in the second fixed orifices.
6. A novel chlorination furnace according to claim 5, wherein: the first fixing hole is a long hole communicated with the outer wall of the first flange, and the second fixing hole is a long hole communicated with the outer wall of the second flange.
7. A novel chlorination furnace according to claim 1, wherein: the outlet pipe subassembly has eight, eight the outlet pipe subassembly is followed chlorine trachea circumference evenly spaced fixed connection is in chlorine trachea downside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751464.XU CN214528174U (en) | 2020-11-24 | 2020-11-24 | Novel chlorination furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751464.XU CN214528174U (en) | 2020-11-24 | 2020-11-24 | Novel chlorination furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214528174U true CN214528174U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022751464.XU Active CN214528174U (en) | 2020-11-24 | 2020-11-24 | Novel chlorination furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214528174U (en) |
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2020
- 2020-11-24 CN CN202022751464.XU patent/CN214528174U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of chlorination furnace Effective date of registration: 20220906 Granted publication date: 20211029 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN LONGXING TITANIUM INDUSTRY TECHNOLOGY CO.,LTD. Registration number: Y2022980014572 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230829 Granted publication date: 20211029 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN LONGXING TITANIUM INDUSTRY TECHNOLOGY CO.,LTD. Registration number: Y2022980014572 |