CN205392369U - Organosilicon heat pipe fluidized bed reactor - Google Patents
Organosilicon heat pipe fluidized bed reactor Download PDFInfo
- Publication number
- CN205392369U CN205392369U CN201620165347.6U CN201620165347U CN205392369U CN 205392369 U CN205392369 U CN 205392369U CN 201620165347 U CN201620165347 U CN 201620165347U CN 205392369 U CN205392369 U CN 205392369U
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- China
- Prior art keywords
- tube sheet
- piece
- fixed tube
- heat pipe
- heat
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 239000002826 coolant Substances 0.000 claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 38
- 235000013312 flour Nutrition 0.000 claims description 19
- 239000000377 silicon dioxide Substances 0.000 claims description 19
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 18
- 229920001296 polysiloxane Polymers 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 8
- 229940050176 methyl chloride Drugs 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 210000001138 tear Anatomy 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 12
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000009834 vaporization Methods 0.000 description 4
- 230000008016 vaporization Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- MCZQGJXPPZHLTG-UHFFFAOYSA-N C.[Cl] Chemical compound C.[Cl] MCZQGJXPPZHLTG-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses an organosilicon heat pipe fluidized bed reactor, it includes the main casing body, heat exchange tube (16) and heat pipe (17), the main casing body is by upper portion head (1), cooling zone casing (3), the conversion zone enlargies partial shell (10), the conventional partial shell (11) of conversion zone, lower part cone (12) connect to form, cooling zone casing (3) interior from the top down sets up four fixed tube sheets, the second piece is fixed and is set up heat exchange tube (16) between tube sheet (5) and third piece fixed tube sheet (6), internal set up heat pipe (17) of main casing, the external diameter of outer sleeve pipe (21) of heat pipe (17) is less than the internal diameter of heat exchange tube (16), intraductal the passing of heat exchange tube (16) is followed in heat pipe (17). The utility model overcomes tradition fluidized bed reactor's the conversion zone axial difference in temperature is big, the heat exchange tube easily weares and teares, coolant carries defects such as the resistance is big, and it is rational in infrastructure, and heat transfer efficiency is high, and the distribution of temperature is even in the bed, is favorable to improving conversion and rates.
Description
Technical field
This utility model belongs to Chemical Equipment Design and manufacture field, relates in particular to a kind of silicone thermal pipe flow fluidized bed reactor.
Background technology
One of key equipment that organosilicon produces is synthesis reactor, and what current organosilicon synthesis reactor mainly adopted is a kind of reactor between fluid bed and fixing bed form, and in industry, custom is called fluidized-bed reactor.In fluidized-bed reactor, the silica flour reaction of gaseous chlorine methane and solid-state generates organic silicon monomer.Methyl chloride gas is entered reactor by reactor bottom, reacts generation organic silicon monomer with the silica flour being filled in reactor.The heat that reaction generates is taken away by the heat exchanger tube being fixed in the middle of silica flour, and the organo-silicon gases of generation is gone out reactor by the gas outlet, top of reactor and enters next step refinement.Owing to silica flour is solid-state, silica flour continuous charging is relatively difficult, it is generally the case that silica flour once adds reactor, and methyl chloride gas is passed into continuously by reactor bottom, is a kind of semicontinuous scale semi-batch reactor.Being gas-solid phase reaction in fluid bed, heat transfer efficiency is relatively low.Silica flour height in large-scale reactor is generally at about 10 meters, and diameter is more than 3 meters, and the uniformity of temperature profile problem axially and radially in fluid bed that how to solve is to improve the key factor of reactor performance.
At present, organosilicon fluidized bed reactor is typically employed in reactor and arranges that a number of dactylethrae or U-tube remove the heat generated in reactor.Dactylethrae only has outer layer sleeve to contact with silica flour and gas, and the heat exchange area of unit bed volume is relatively low, and additionally dactylethrae is internal and external casing structure, and the external diameter of pipe is relatively large, and in bed, tube pitch is also relatively big, there is radial direction hot-spot phenomenon in bed；U-tube can improve heat exchange area, but the transducer wall ' s abrasion problem of U-tube bottom is relatively difficult to resolve certainly, additionally, heat transferring medium flow velocity is very fast in U-tube, the energy consumption of delivery heat transfer medium is high.No matter being dactylethrae or U-tube fluidized-bed reactor, all there is the import and export temperature difference in heat transferring medium, causes that heat exchanger tube wall temperature is uneven, further results in fluidized-bed reactor and there is the problem that axial temperature difference is big.
Summary of the invention
The purpose of this utility model is in that: provide a kind of silicone thermal pipe flow fluidized bed reactor, solve the problem of ubiquitous axially and radially temperature distributing disproportionation in organosilicon fluidized bed reactor, it is rational in infrastructure, heat transfer efficiency is high, uniformity of temperature profile in bed, being conducive to improving reaction conversion ratio, the efficiency of organosilicon fluidized bed reactor is high.
Technical solution of the present utility model is: this silicone thermal pipe flow fluidized bed reactor includes main casing, heat exchanger tube and heat pipe, main casing is by top end socket, cooling section housing, conversion zone amplifier section housing, conversion zone regular section housing, bottom cone connects to form, four blocks of fixed tube sheets are set from top to bottom in cooling section housing, rise on top between second and the 3rd block of fixed tube sheet and a number of heat exchanger tube is set, at cooling section housing, in conversion zone amplifier section housing and conversion zone regular section housing, a number of heat pipe is set, heat pipe is fixed by first block of fixed tube sheet and the 4th block of fixed tube sheet, the external diameter of heat pipe is less than the internal diameter of heat exchanger tube, heat pipe and heat exchanger tube quantity are equal, heat pipe passes in heat exchange tube.
Wherein, gland sealed form is adopted to fix between heat pipe and first block of fixed tube sheet, adopting welding manner to fix between heat pipe and the 4th block of fixed tube sheet, adopt flange to fix between first block of fixed tube sheet and cooling section housing, first piece adopts welding manner to fix between fixed tube sheet and upper cover.
Wherein, Flange joint is adopted to fix between cooling section housing and conversion zone amplifier section housing.
Wherein, the cooling section housing between first block of fixed tube sheet and second block of fixed tube sheet is provided with cooling medium outlet, and the cooling section housing between the 3rd block of fixed tube sheet and the 4th block of fixed tube sheet is provided with cooling medium inlet.
Wherein, conversion zone amplifier section housing is provided with reacting material outlet and silica flour charging port, and the bottom of bottom cone is provided with reaction mass methyl chloride gas import.
Wherein, heat pipe has inside and outside two-layer sleeve pipe to constitute, and the chuck between inner layer sleeve and outer layer sleeve is built with heat-pipe medium, in the lower weld finger-type cone of heat pipe, at inner layer sleeve built with hot water radiation wire.
During production, silica flour is added by silica flour charge door, raw material methyl chloride gas enters in heat pipe fluidized-bed reactor through chloromethanes import reacts with silica flour, the organo-silicon gases that reaction generates is gone to follow-up workshop section by reacting material outlet, heat-pipe medium in the heat heat pipe that reaction generates, heat-pipe medium vaporization rises to the top of heat pipe, cooling medium condensation in the heat exchanger tube of the cooled section of the heat-pipe medium of vaporization, the heat that reaction generates is taken away by cooling medium, heat pipe bottom is dropped to after heat-pipe medium condensation, the heat again generated by reaction is vaporized, complete the cyclic process of heat exchange.
Silicone thermal pipe flow fluidized bed reactor of the present utility model has brand-new heat exchange mode and structure, solve traditional dactylethrae or the big defect of U-tube fluidized-bed reactor conversion zone axial temperature difference, reduce the transporting resistance of cooling medium, it has the advantage that in (1) bed, the upper and lower temperature of heat transferring medium is consistent, bed axial temperature difference is little, and Axial Temperature Distribution is relatively uniform；(2) heat exchanger tube diameter is little, and heat exchanger tube spacing is less, reduces radial temperature profile inequality problem；(3) heat transferring medium transporting resistance is little, reduces heat transferring medium conveying energy consumption；(4) wear problem that the U-shaped elbow in heat exchanger tube bottom causes, heat exchanger tube long service life it are absent from because silica flour impacts；(5) unit bed heat exchange area is big, and heat exchange efficiency is high；(6) in the lower weld finger-type cone of heat pipe, the impact wear thickness of heat pipe bottom is increased；(7) at inner layer sleeve built with hot water radiation wire, for the preheating of front heat pipe fluidized-bed reactor of driving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is heat pipe structure schematic diagram.
In figure: 1 top end socket, 2 first blocks of fixed tube sheets, 3 cooling section housings, 4 cooling medium outlets, 5 second blocks of fixed tube sheets, 6 the 3rd blocks of fixed tube sheets, 7 the 4th blocks of fixed tube sheets, 8 flanges, 9 silica flour imports, 10 conversion zone amplifier section housings, 11 conversion zone regular section housings, 12 bottom cones, 13 raw material methyl chloride gas imports, 14 reacting material outlets, 15 cooling medium inlets, 16 heat exchanger tubes, 17 heat pipes, 18 packing seal adapters, 19 finger-type cones, 20 heat pipe inner sleeves, 21 heat pipe trocar sheaths, 22 hot water radiation wires.
Detailed description of the invention
nullSuch as Fig. 1、Shown in 2，This silicone thermal pipe flow fluidized bed reactor includes main casing、Heat exchanger tube 16 and heat pipe 17，Main casing is by top end socket 1、Cooling section housing 3、Conversion zone amplifier section housing 10、Conversion zone regular section housing 11、Bottom cone 12 connects to form，First block of fixed tube sheet 2 is set from top to bottom in cooling section housing 3、Second block of fixed tube sheet 5、3rd block of fixed tube sheet 6 and the 4th block of fixed tube sheet 7，Between second block of fixed tube sheet 5 and the 3rd block of fixed tube sheet 6, a number of heat exchanger tube 16 is set，At cooling section housing 3、In conversion zone amplifier section housing 10 and conversion zone regular section housing 11, a number of heat pipe 17 is set，Heat pipe 17 is fixed by first block of fixed tube sheet 2 and the 4th block of fixed tube sheet 7，The external diameter of the outer layer sleeve 21 of heat pipe 17 is less than the internal diameter of heat exchanger tube 16，Heat pipe 17 and heat exchanger tube 16 quantity are equal，Heat pipe 17 manages interior traverse from heat exchanger tube 16.
Wherein, fixed by packing seal device 18 between heat pipe 17 and first block of fixed tube sheet 2, welding manner is adopted to fix between heat pipe 17 and the 4th block of fixed tube sheet 7, adopt flange to fix between first block of fixed tube sheet 2 and cooling section housing 3, between first block of fixed tube sheet 2 and upper cover 1, adopt welding manner to fix.
Wherein, it is connected fixing by flange 8 between cooling section housing 3 with conversion zone amplifier section housing 10.
Wherein, the cooling section housing 3 between first block of fixed tube sheet 2 and second block of fixed tube sheet 5 is provided with cooling medium outlet 4, the cooling section housing 3 between the 3rd block of fixed tube sheet 6 and the 4th block of fixed tube sheet 7 is provided with cooling medium inlet 15.
Wherein, conversion zone amplifier section housing 10 is provided with reacting material outlet 14 and silica flour charging port 9, is provided with reaction mass methyl chloride gas import 13 in the bottom of bottom cone 12.
Wherein, heat pipe 17 has inner layer sleeve 20 and outer layer sleeve 21 to constitute, and the chuck between inner layer sleeve 20 and outer layer sleeve 21 is built with heat-pipe medium, in the lower weld finger-type cone 19 of heat pipe 17, at inner layer sleeve 20 built with hot water radiation wire 22.
During production, silica flour is added by silica flour charge door 9, raw material methyl chloride gas enters in heat pipe fluidized-bed reactor through chloromethanes import 13 reacts with silica flour, the organo-silicon gases that reaction generates is gone to follow-up workshop section by reacting material outlet 14, heat-pipe medium in the heat heat pipe 17 that reaction generates, heat-pipe medium vaporization rises to the top of heat pipe 17, cooling medium condensation in the cooled section heat exchanger tube 16 of the heat-pipe medium of vaporization, the heat that reaction generates is taken away by cooling medium, heat pipe 17 bottom is dropped to after heat-pipe medium condensation, the heat again generated by reaction is vaporized, complete the cyclic process of heat exchange.
Claims (6)
- null1. silicone thermal pipe flow fluidized bed reactor，It is characterized in that: it includes main casing、Heat exchanger tube (16) and heat pipe (17)，Main casing is by top end socket (1)、Cooling section housing (3)、Conversion zone amplifier section housing (10)、Conversion zone regular section housing (11)、Bottom cone (12) connects to form，First piece of fixed tube sheet (2) is set from top to bottom in cooling section housing (3)、Second piece of fixed tube sheet (5)、3rd piece of fixed tube sheet (6) and the 4th piece of fixed tube sheet (7)，Between second piece of fixed tube sheet (5) and the 3rd piece of fixed tube sheet (6), a number of heat exchanger tube (16) is set，In cooling section housing (3)、In conversion zone amplifier section housing (10) and conversion zone regular section housing (11), a number of heat pipe (17) is set，Heat pipe (17) is fixed by first piece of fixed tube sheet (2) and the 4th piece of fixed tube sheet (7)，The external diameter of the outer layer sleeve (21) of heat pipe (17) is less than the internal diameter of heat exchanger tube (16)，Heat pipe (17) and heat exchanger tube (16) quantity are equal，Heat pipe (17) passes in heat exchanger tube (16) pipe.
- 2. silicone thermal pipe flow fluidized bed reactor according to claim 1, it is characterized in that: fixed by packing seal device (18) between heat pipe (17) and first piece of fixed tube sheet (2), welding manner is adopted to fix between heat pipe (17) and the 4th piece of fixed tube sheet (7), adopt flange to fix between first piece of fixed tube sheet (2) and cooling section housing (3), between first piece of fixed tube sheet (2) and upper cover (1), adopt welding manner to fix.
- 3. silicone thermal pipe flow fluidized bed reactor according to claim 1, is characterized in that: be connected fixing between cooling section housing (3) with conversion zone amplifier section housing (10) by flange (8).
- 4. silicone thermal pipe flow fluidized bed reactor according to claim 1, it is characterized in that: the cooling section housing (3) between first piece of fixed tube sheet (2) and second piece of fixed tube sheet (5) is provided with cooling medium outlet (4), the cooling section housing (3) between the 3rd piece of fixed tube sheet (6) and the 4th piece of fixed tube sheet (7) is provided with cooling medium inlet (15).
- 5. silicone thermal pipe flow fluidized bed reactor according to claim 1, it is characterized in that: on conversion zone amplifier section housing (10), be provided with reacting material outlet (14) and silica flour charging port (9), be provided with reaction mass methyl chloride gas import (13) in the bottom of bottom cone (12).
- 6. silicone thermal pipe flow fluidized bed reactor according to claim 1, it is characterized in that: heat pipe (17) has inner layer sleeve (20) and outer layer sleeve (21) to constitute, chuck between inner layer sleeve (20) and outer layer sleeve (21) is built with heat-pipe medium, at lower weld finger-type cone (19) of heat pipe (17), at inner layer sleeve (20) built with hot water radiation wire (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620165347.6U CN205392369U (en) | 2016-03-04 | 2016-03-04 | Organosilicon heat pipe fluidized bed reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620165347.6U CN205392369U (en) | 2016-03-04 | 2016-03-04 | Organosilicon heat pipe fluidized bed reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205392369U true CN205392369U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620165347.6U Active CN205392369U (en) | 2016-03-04 | 2016-03-04 | Organosilicon heat pipe fluidized bed reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205392369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109529733A (en) * | 2018-12-04 | 2019-03-29 | 淮阴工学院 | It is a kind of with can oscillatory type baffle plate organosilicon fluidized bed reactor |
-
2016
- 2016-03-04 CN CN201620165347.6U patent/CN205392369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109529733A (en) * | 2018-12-04 | 2019-03-29 | 淮阴工学院 | It is a kind of with can oscillatory type baffle plate organosilicon fluidized bed reactor |
| CN109529733B (en) * | 2018-12-04 | 2021-07-02 | 淮阴工学院 | Organosilicon fluidized bed reactor with vibratile baffle plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee after: Jiangsu Kesheng Intelligent Equipment Co.,Ltd. Address before: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee before: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address |