CN107673360A - For preparing the chemical industry equipment of trichlorosilane - Google Patents
For preparing the chemical industry equipment of trichlorosilane Download PDFInfo
- Publication number
- CN107673360A CN107673360A CN201711112976.8A CN201711112976A CN107673360A CN 107673360 A CN107673360 A CN 107673360A CN 201711112976 A CN201711112976 A CN 201711112976A CN 107673360 A CN107673360 A CN 107673360A
- Authority
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- China
- Prior art keywords
- heat
- kettle
- lid
- chemical industry
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000005052 trichlorosilane Substances 0.000 title claims abstract description 20
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 239000003610 charcoal Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 35
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- -1 reaction mechanism Chemical compound 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 25
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005192 partition Methods 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/107—Halogenated silanes
- C01B33/1071—Tetrachloride, trichlorosilane or silicochloroform, dichlorosilane, monochlorosilane or mixtures thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of chemical industry equipment for being used to prepare trichlorosilane, including reaction mechanism, heat exchange mechanisms and rectifying mechanism；The reaction mechanism includes kettle and lid, the kettle is provided with first seal, the first seal is engaged in the second seal on the lid, and the first seal is provided with first conical surface, and the second seal is provided with second conical surface being engaged with first conical surface；Multiple heat exchanger fins are installed with the heat exchange pipe fitting, the heat exchanger fin is provided with multiple liquid-leaking nozzles.The present invention sets heat exchanger fin can be effectively by the heat transfer to exchange heat on pipe fitting to heat exchanger fin, and then fluid is wanted to contact in heat exchanger fin, the heat on absorption heat-exchange piece, contact area of the heat exchanger fin between fluid be big, heat exchange efficiency is good, effectively raises overall heat exchange efficiency.
Description
Technical field
Chemical Manufacture of the present invention belongs to technical field, more particularly, to a kind of chemical industry equipment for being used to prepare trichlorosilane.
Background technology
Trichlorosilane is a kind of key chemical raw material of photovoltaic industry chain leading portion, is prepared using chemical deposition high-purity
Polycrystalline silicon material, obtain the disorderly arranged polysilicon of crystal face；It is existing, it is necessary to be handled by heat exchange in existing production process
Floating head heat exchanger is transmitted a kind of heat of fluid in use, relying solely on heat exchanger tube, and its contact area is small, and heat passes
The slow transmission effect of speed passed is poor.
The content of the invention
The present invention is for overcome the deficiencies in the prior art, there is provided a kind of good change for being used to prepare trichlorosilane of heat exchange efficiency
Construction equipment.
To achieve these goals, the present invention uses following technical scheme：A kind of chemical industry for being used to prepare trichlorosilane is set
It is standby, including reaction mechanism, heat exchange mechanisms and rectifying mechanism；It is characterized in that：The reaction mechanism includes kettle and lid, described
Kettle is provided with first seal, and the first seal is engaged in the second seal on the lid；The kettle
Upper to be provided with the limiting section being engaged with the lid, the limiting section is provided with dampening assembly；The heat exchange mechanisms include shell
Body and heat exchange pipe fitting, the housing sidewall are provided with feed liquor part and liquid output element, and the feed liquor part includes feed liquor adapter and along institute
State the isocon of shell length direction setting；Multiple heat exchanger fins are installed with the heat exchange pipe fitting, the heat exchanger fin is provided with multiple
Liquid-leaking nozzle.The present invention sets first seal and second seal respectively on kettle and lid, and two seals can keep kettle
Inner sealing, avoid the pernicious gases such as chlorine caused by trichlorosilane from being revealed from the junction of lid and kettle, cause production to endanger
Danger, ensure that equipment safety；Dampening assembly is set, and reducing reactor, its lid to the impulsive force of kettle, rises at work
The effect of protection reactor is arrived；Set heat exchange pipe fitting to make the neither interchangeable heat of cocurrent flow body phase, reduce energy loss, fully
Using energy, economize on resources；Isocon can slow down feed tube rate of flow of fluid, make fluid impingement force impact in shunting inside pipe wall on,
Then flow into housing hollow, reduce impulsive force of the fluid to the pipe fitting that exchanged heat in housing, avoid the pipe fitting partial fracture that exchanges heat, prolong
Long heat exchange pipe fitting service life；And make rate of flow of fluid small, extend fluid flowing time in cavity, extend and contacted with heat exchange pipe fitting
Time, heat transfer effect is improved, while improve production efficiency；The heat transfer for setting heat exchanger fin effectively can to exchange heat on pipe fitting
Onto heat exchanger fin, and then fluid is wanted to contact in heat exchanger fin, the heat on absorption heat-exchange piece, contact surface of the heat exchanger fin between fluid
Product is big, and heat exchange efficiency is good, effectively raises overall heat exchange efficiency.
Further, the first seal is provided with first conical surface, and the second seal is provided with and described first
Second conical surface that the conical surface is engaged；The limiting section is the boss on the kettle, and the dampening assembly includes being located at institute
State the accommodating chamber on boss and the bolster in the accommodating chamber；By setting the first sealing respectively on kettle and lid
Part and second seal, and the conical surface being engaged is set respectively on two seals, when lid is covered on kettle, lid lock
Tightly in kettle, together with first conical surface in first seal is brought into close contact with second conical surface in second seal, and then
Ensure that there is good sealing effectiveness between kettle and lid.
Further, the lid is lock onto on the kettle by a locking mechanism, and the locking mechanism includes being located at institute
State the boss on kettle, upset is connected at least two connectors on the boss and can be with the connection on the lid
The fixture that part is detachably connected；When lid is covered on kettle, the bottom of lid can be inconsistent with boss surface, and then convex
Platform can play a supporting role to lid, lid can be locked on kettle additionally by the cooperation of connector and fixture, now
Second conical surface applies an extruding force to first conical surface, and then two conical surfaces are more closely fit together, and ensure that good
Sealing effectiveness.
Further, for the boss provided with least two flutings, described each fluting is interior to be provided with a fixing axle, the connection
Part includes the axle sleeve that is movably set in the fixing axle, the threaded rod that one end is fixed on the axle sleeve and is bolted in the spiral shell
Locking member on rasp bar, the fixture are provided with the neck being engaged with the threaded rod；Threaded rod is connected on axle sleeve, is entered
And threaded rod can rotate with axle sleeve around fixing axle, when lid is covered on kettle, upset threaded rod is allowed to be caught in neck
It is interior, then tighten spiro connecting piece, so that it may be firmly locked at lid on kettle.
Further, the shell end is provided with a liquid-storing cavity, one is provided with the liquid-storing cavity liquid-storing cavity is divided into the
The separator of one chamber and second chamber, the separator include the first demarcation strip and the second demarcation strip, first demarcation strip
And second have vacuum gap between demarcation strip；Separator separates liquid-storing cavity, and the fluid not exchanged heat, fluid are entered in first chamber
Buffered in the intracavitary, reduce flow velocity；Second chamber enters the fluid that heat exchange is completed, and is easy to be mutually mixed between fluid, keeping temperature one
Cause；Vacuum gap can avoid in first chamber and second chamber that temperature is exchanged with each other between fluid, keep fluid temperature (F.T.) constant, carry
High heat exchange efficiency.
Further, the rectifying mechanism includes tower body, column plate, inlet pipe member, discharging pipe fitting and backflow pipe fitting；The tower
A liquid separation part being engaged with institute inlet pipe member is provided with vivo, and the inlet pipe member is connected with a condensing part, and the condensing part includes
Liner holder, flow liquid gap is provided between the inner bag and the shell；The condensing part be provided with respectively with the flow liquid gap phase
The inlet pipe casting and water outlet pipe fitting of connection；Liquid separation part is set, is from State Transition by the material entered from inlet pipe member
Dispersity, reduce the volume that material flocks together, be easy to steam fully to heat material, so as to which material is heated abundant, thing
Low boiling component and high boiling component separation, low boiling component in material rise, from discharging pipe fitting discharge；Condensing part is set, made
Liquefied from the material fast precooling for entering to discharging pipe fitting, and then accelerate partial material backflow efficiency, strengthen rectification efficiency, and flow
The heat of fluid permeable material in liquid gap, and by heat as liquid transports together, liquefaction effect is good.
Further, the mozzle is connected with the adapter and the mozzle is provided with multiple liquid-leaking nozzles, the leakage
Hole includes multiple first through hole in the middle part of mozzle and the second through hole located at water conservancy diversion tube end, the hole of the first through hole
Footpath is less than the aperture of the second through hole；The aperture of first through hole is less than to the aperture of the second through hole, material is when by first through hole
Because pressure pre-pressure is big, therefore flow velocity is fast；Material pressure when through the second through hole is big, and flow velocity is small, thus by first through hole and
The aperture of second through hole is set to different, the amount of material that is flowed out out of through hole can be kept identical, and then material disperses through liquid separation net
The amount opened is identical.
Further, the column plate is provided with activity layer of charcoal and multiple penetrated to the fixed pin in the activity layer of charcoal, institute
State and a fixation net is wrapped with active carbon layer；Active carbon layer can absorb the gas in material, and material is filtered, fixed
Net can be fixed to active carbon layer, keep active carbon layer fastening, and fixed pin is inserted into active carbon layer, keep active carbon layer stable.
Further, the tower body is externally provided with a heat-insulation layer, and vacuum layer is provided between the heat-insulation layer and tower body；Heat-insulation layer can be right
Rectifying column is incubated, and vacuum layer reduces temperature and outwards distributed, and keeps the temperature stabilization in rectifying column.
Further, the heat exchange pipe fitting is set for wavy shaped configuration；The pipe fitting waveform that exchanges heat is set, and fluid is in the heat exchange
Flow velocity reduces in pipe fitting, and the extension for the pipe fitting that exchanges heat, and extends with the time of contact of another fluid, improves heat transfer effect.
In summary, the present invention sets first seal and second seal, two seals respectively on kettle and lid
Kettle inner sealing can be kept, avoids the pernicious gases such as chlorine caused by trichlorosilane from being revealed from the junction of lid and kettle,
Cause production dangerous, ensure that equipment safety；Set heat exchange pipe fitting to make the neither interchangeable heat of cocurrent flow body phase, reduce energy
Loss, makes full use of energy, economizes on resources；Isocon can slow down feed tube rate of flow of fluid, fluid impingement force is impacted in shunting
On inside pipe wall, then flow into housing hollow, reduce impulsive force of the fluid to the pipe fitting that exchanged heat in housing, avoid the pipe fitting office that exchanges heat
Portion ruptures, and extends heat exchange pipe fitting service life；And make rate of flow of fluid small, extend fluid flowing time in cavity, extend and change
Heat pipe part time of contact, heat transfer effect is improved, while improve production efficiency；Heat exchanger fin is set to pass the heat for the pipe fitting that exchanges heat
It is delivered on heat exchanger fin, fluid is in contact with heat exchanger fin, and the heat of absorption heat-exchange piece, contact area is big between heat exchanger fin and fluid, changes
The thermal efficiency is good, improves overall heat exchange efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the reaction mechanism of the present invention.
Fig. 3 is enlarged drawing at A in Fig. 2.
Fig. 4 is the kettle top view of the reaction mechanism of the present invention.
Fig. 5 is the kettle front view of the reaction mechanism of the present invention.
Fig. 6 is the lid top view of the reaction mechanism of the present invention.
Fig. 7 is the structural representation of the heating arrangements of the present invention.
Fig. 8 is the structural representation of the rectifying mechanism of the present invention.
Fig. 9 is enlarged drawing at B in Fig. 8.
Figure 10 is enlarged drawing at C in Fig. 8.
Embodiment
In order that those skilled in the art are better understood from the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention.
As Figure 1-10 shows, it is a kind of to be used to preparing the chemical industry equipment of trichlorosilane, including reaction mechanism 1, heat exchange mechanisms 2 and
Rectifying mechanism 3, wherein described reaction mechanism 1 includes kettle 11 and lid 12, the openend lateral wall of kettle 11 is provided with
First seal 13, the first seal 13 are provided with first conical surface, and the lid 12 is provided with and the first seal
13 second seals 14 being engaged, the second seal 14 are provided with second conical surface being engaged with first conical surface,
Specifically, the openend lateral wall of kettle 11 is provided with the first resettlement groove 11 of ring-type, the first seal 13 is setting
Rubber turn in first resettlement groove, the lateral wall of the rubber turn set for the conical surface, set on the lid 12
There is the second resettlement groove 121 of ring-type, the second seal 14 is the rubber turn being arranged in the resettlement groove, the rubber
Enclose madial wall to set for the conical surface, when lid 12 is sealed on kettle 11, two conical surfaces on two seals can be fitted tightly over one
Rise, and then play preferable sealing effectiveness, it is preferred that first conical surface is provided with an annular groove 131, second conical surface
Be provided with the annular projection 141 that is engaged with the groove 131, when two conical surfaces are brought into close contact together, the inwall of groove 131 and
Raised 141 surfaces can be fitted tightly over the contact area together, added between two conical surfaces, further improve sealing effect
Fruit.
Further, the limiting section 112 that is engaged with the lid 12 is provided with the kettle 11, on the limiting section
Provided with dampening assembly, specifically, the limiting section is the boss on the kettle 11, the dampening assembly includes being located at institute
The ring-type accommodating chamber 108 on boss and the ring-type bolster 109 being placed in the accommodating chamber are stated, the bolster is by rubber material
Material is made, because reactor easily shakes in the course of the work, so as to which lid can produce an impulsive force to the openend of kettle,
And then the damage of lid and kettle is easily caused, and lid can be reduced in vibrations to the impulsive force of kettle by setting bolster,
And then play a part of protecting lid and kettle.
Further, the lid 12 can be lock onto on the kettle 11 by a locking mechanism 15, specifically, the lock
Locking structure 155 is connected at least two connectors on the boss 112 including the boss 112 on the kettle 11, upset
166 and the fixture 1717 that can be detachably connected on the lid 12 with the connector 16, the boss 129 be provided with
At least two flutings 129, specifically, the number of the connector 16 and fluting 129 is all four, four flutings 129 are around convex
The circumferencial direction interval of platform 112 is uniformly arranged, and the fixture 17 is fixed on metal derby on the lateral wall of lid 12 for one and number is
Four, four metal derbies are uniformly distributed around the lateral wall of lid 12 is circumferentially-spaced, are set between four flutings, 129 two sides
It is equipped with a fixing axle 128, axle sleeve 161 that the connector 166 includes being movably set in the fixing axle 128, bottom are connected
Set on the threaded rod 162 on the axle sleeve 161 and the locking member 63 being bolted on the threaded rod 162, the fixture 17
There is the neck 171 being engaged with the threaded rod 162, specifically, the locking member is a nut, when lid 12 is sealed on kettle
When on 11, upset threaded rod 162 makes it be caught in the neck 171 being arranged on metal derby, and then tightening nut can be by lid
12 are firmly locked on kettle 11, and now, second conical surface is fitted tightly in the presence of nut compaction forces with first conical surface
Together, and then make it that there is good sealing effectiveness between lid 12 and kettle 11.
Further, it is provided with polylith reinforcing plate 18 between boss 129 and kettle 111 side wall；Specifically, the reinforcement
18 rectangular triangular structure of plate, one right-angle side and the welding of the lower surface of boss 112, the lateral wall of another right-angle side and kettle 11
Welding, the bonding strength between boss 112 and the side wall of kettle 11 is enhanced by the setting of reinforcing plate 18, ensures the energy of boss 112
A stable supporting role is played to lid 12.
Specifically, the heat exchange mechanisms 2 include housing 21 and heat exchange pipe fitting 211；Described housing 21 is provided with sky to be internal
The cylindrical steel material shell of chamber 210, described heat exchange pipe fitting 211 is set in the cavity 210 of housing 21, and the heat exchange pipe fitting
211 be the steel pipe of U-shaped structure, and for two open positions in same one end, the heat exchange pipe fitting 211 is wavy shaped configuration；In described housing 21
A feed liquor part 22 is provided with the side wall of upper end, the feed liquor part 22 includes feed liquor adapter 221 and isocon 222, described feed liquor
Adapter 221 is steel pipe, and described isocon 222 is the pipeline laterally set along the side wall of housing, and the bottom of the pipeline and
The side wall of housing 21 closely welds together, and is connected with feed liquor adapter 221；It is provided with the bottom of the isocon 222
Multiple through holes 223, the through hole 223 is laterally set along isocon 222, and the spacing between each two through holes 223 is identical, institute
Side wall of the through hole 223 stated always from the bottom of isocon 222 through housing 21 is connected with cavity 210；Therefore liquid is from entering
Liquid adapter 221 is flowed into isocon 222, is then flowed into from through hole 223 in cavity 210；Meanwhile in the lower end of housing 21
Side wall is provided with a liquid output element 23, and the liquid output element 23 is hollow steel pipe, and fluid can flow out from the liquid output element 23, fluid during outflow
Converge at together, be mutually mixed, make the temperature between fluid uniform, reduce fluid temperature variations amount.
Further, the tube sheet 216 with multiple circular holes, the tube sheet 216 and institute are provided with the end of the housing 21
The heat exchange pipe fitting 211 stated is connected, and the circular hole on tube sheet 216 is connected with the chamber of heat exchange pipe fitting 211；And in housing 21
End be additionally provided with a lid 25, the lid 25 is arc, and described lid 25 and tube sheet 216 form a liquid-storing cavity 213,
It is provided with a separator 214 in the liquid-storing cavity 213, liquid-storing cavity 213 is divided into first chamber 201 and the by the separator 214
Two chambers 202, specifically, the described side of separator 214 is vertically arranged on tube sheet 216, opposite side is connected with lid 25, in institute
State and a fluid is also provided with lid 25 is gone out pipeline 252 into pipeline 251 and fluid, described fluid enters pipeline
251 are connected with first chamber 201, and the outgoing pipeline 252 of fluid is connected with second chamber 202；In order to avoid first chamber 201
It is exchanged with each other with the fluid temperature (F.T.) in second chamber 202, described separator 214 is provided with a vacuum gap 253, specifically
, described separator 214 includes first partition 251 and second partition 252, described first partition 251 and second partition 252
For two steel plates of identical mistake, gap of the vacuum gap 253 between first partition 251 and second partition 252 is by vacuumizing shape
Into.
Further, in order to accelerate to exchange heat, multiple heat exchanger fins 217 are provided with the heat exchange pipe fitting 211, each two is changed
Spacing size between backing is identical, and the heat exchanger fin 217 is sets heat exchange pipe fitting 211 to be passed through from the opening 207, so as to exchange heat
Piece is fixed on heat exchange pipe fitting 211.
Further, the rectifying mechanism 3 includes tower body 31, column plate 32, inlet pipe member 311, discharging pipe fitting 312 and backflow
Pipe fitting 313, wherein described tower body 31 is pipe tower made of steel material, described column plate 32 is fixed in tower body 31, and tower
The side of plate 32 and the side wall of tower body 31 have spacing, and five column plates 32 are set in tower body 31, are provided with the lower end of the tower body 31
One jet chimney 316, steam are entered in tower body 31 from the jet chimney 316；Described inlet pipe member 311 is located at the steam pipe
The top in road 316, and the inlet pipe member 311 is located at the lower section of column plate 32, while described discharging pipe fitting 312 is located at tower body 31
On upper end, described backflow pipe fitting 313 is located at the top of the column plate 32 of maximum layer, the lower section for the pipe fitting 312 that discharges, described
Inlet pipe member 311, discharging pipe fitting 312 and backflow pipe fitting 313 are identical steel material pipeline.
In order to which by feed separation, a liquid separation part 33, the liquid separation part 33 preferably are provided with the tower body 31
Including liquid separation part 331 and liquid separation net 332, wherein described liquid separation net 332 is the steel wire that a steel wire is compiled into, and the steel wire
Edge fixed by a steel ring；Described liquid separation part 331 includes multiple adapters 339 and mozzle 338, described adapter
339 are directly connected with inlet pipe member 311, and the adapter 339 is steel pipe, and described mozzle 338 is connected with adapter 339, water conservancy diversion
The quantity of pipe 338 is five, and is set along the side wall annular of adapter；And multiple liquid-leaking nozzles are provided with mozzle 338
337, material is entered in mozzle 338 to flow out among the liquid-leaking nozzle 337.
Further, the quantity for the ease of the material that is flowed out in liquid-leaking nozzle 337 in the same period is consistent, institute
The liquid-leaking nozzle 337 stated is arranged to two kinds of forms, and liquid-leaking nozzle 337 includes the through hole 335 of first through hole 336 and second, and described
The interlude of one through hole 336 setting mozzle 338, the left and right ends of the second described through hole 335 setting mozzle 338, and the
The aperture of one through hole 336 is less than the aperture of the second through hole 335；The setting can be easy to the speed phase for keeping steam to heat material
Together, the time for the boiling point that low-boiling point material reaches is identical in material, improves the efficiency of heating surface.
Further, active carbon layer 321 is provided with the column plate 32, the outside of active carbon layer 321 has wrapped up one admittedly
Determine net 322, the fixation net 322 is the net that finer wire is worked out, and has certain flexibility, therefore active carbon layer 321 is being installed
It can to a certain extent be deformed, be easily installed when with dismounting；Multiple fixed pins are provided with the bottom of the column plate 32
323, during installation, fixed pin 323 passes through fixed net 322, is then inserted directly into active carbon layer 321, and then to active carbon layer
321 realize fixation.
In order to strengthen heat insulation effect, a heat-insulation layer 314 is provided with outside described tower body 31, the heat-insulation layer 314 is one
Steel material shell, and have between the heat-insulation layer 314 and tower body 31 by vacuumizing the vacuum layer 315 to be formed, reduce tower body
Temperature inside 31 improves rectification efficiency to external diffusion.In order to further strengthen the rectification efficiency of rectifying column, described discharging
A condensing part 34 is connected with pipe fitting 312, the condensing part 34 includes the inner bag 341 provided with condensation chamber 349 and is set in inner bag 341
Shell 342, and the end of shell 342 bends inwards and welded together with the outer wall of inner bag 341, in the shell 342 and inner bag
There is flow liquid gap 348 between 341, and a water inlet pipe 343 and outlet pipe are connected with respectively in the bending place of the upper and lower ends of shell 342
344, described water inlet pipe 343 is connected with flow liquid gap 348 respectively with outlet pipe 344；Therefore water inlet pipe 343 enters cold water, goes out
Water pipe 344 discharges cold water, keeps internal water temperature-resistant.
Obviously, described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, it should all belong to the scope of protection of the invention.
Claims (10)
1. a kind of chemical industry equipment for being used to prepare trichlorosilane, including reaction mechanism (1), heat exchange mechanisms (2) and rectifying mechanism
(3)；It is characterized in that：The reaction mechanism (1) includes kettle (11) and lid (12), and it is close that the kettle (11) is provided with first
Sealing (13), the first seal (13) are engaged with the second seal (14) on the lid (12)；The kettle
Upper (11) are provided with the limiting section (12) being engaged with the lid, and the limiting section is provided with dampening assembly；The heat exchanger
Structure (2) includes housing (21) and heat exchange pipe fitting (211), and housing (21) side wall is provided with feed liquor part (22) and liquid output element
(23), the feed liquor part (22) includes feed liquor adapter (221) and the isocon set along the housing (21) length direction
(222)；Multiple heat exchanger fins (217) are installed with the heat exchange pipe fitting (211), the heat exchanger fin (217) is provided with multiple liquid-leaking nozzles.
A kind of 2. chemical industry equipment for being used to prepare trichlorosilane according to claim 1, it is characterised in that：The limiting section
(12) be boss on the kettle (11), the dampening assembly include accommodating chamber (108) on the boss and
Bolster (109) in the accommodating chamber.
A kind of 3. chemical industry equipment for being used to prepare trichlorosilane according to claim 1, it is characterised in that：The lid
(12) it is lock onto by a locking mechanism (15) on the kettle (11), the locking mechanism (15) includes being located at the kettle (11)
On boss (112), upset be connected at least two connectors (16) on the boss (112) and located at the lid (12)
On the fixture (17) that can be detachably connected with the connector (16).
A kind of 4. chemical industry equipment for being used to prepare trichlorosilane according to claim 3, it is characterised in that：The boss
(112) at least two flutings (129) are provided with, a fixing axle (128), the connector are provided with described each fluting (129)
(16) axle sleeve (161) that is movably set in the fixing axle (128) is included, one end is fixed on spiral shell on the axle sleeve (161)
Rasp bar (162) and the locking member (163) being bolted on the threaded rod (162), the fixture (17) are provided with and the spiral shell
The neck (171) that rasp bar (162) is engaged.
A kind of 5. chemical industry equipment for being used to prepare trichlorosilane according to claim 1, it is characterised in that：The housing
(21) end is provided with a liquid-storing cavity (213), and the liquid-storing cavity (213) is interior to be divided into first chamber provided with one by the liquid-storing cavity (213)
(201) and second chamber (202) separator (214), the separator (214) includes the first demarcation strip (251) and second point
Dividing plate (252), there is vacuum gap (253) between first demarcation strip (251) and the second demarcation strip (252).
A kind of 6. chemical industry equipment for being used to prepare trichlorosilane according to claim 1, it is characterised in that：The rectifier
Structure (3) includes tower body (31), column plate (32), inlet pipe member (311), discharging pipe fitting (312) and backflow pipe fitting (313)；The tower
A liquid separation part (33) being engaged with institute's inlet pipe member (311) is provided with body (31), it is cold that the inlet pipe member (311) is connected with one
Solidifying part (34), the condensing part (34) includes inner bag (341) and shell (342), between the inner bag (341) and the shell (342)
Provided with flow liquid gap (348)；The condensing part (34) is provided with the inlet pipe casting being connected respectively with the flow liquid gap (348)
And water outlet pipe fitting (344) (343).
A kind of 7. chemical industry equipment for being used to prepare trichlorosilane according to claim 6, it is characterised in that：The mozzle
(338) it is connected with the adapter (339) and the mozzle (338) is provided with multiple liquid-leaking nozzles (337), the liquid-leaking nozzle (337)
Including multiple first through hole (336) in the middle part of mozzle (338) and the second through hole located at mozzle (338) end
(335), the aperture of the first through hole (336) is less than the aperture of the second through hole (338).
A kind of 8. chemical industry equipment for being used to prepare trichlorosilane according to claim 6, it is characterised in that：The column plate
(32) it is provided with active carbon layer (321) and multiple penetrates to the fixed pin (323) in the activity layer of charcoal (321), the activity
A fixation net (322) is wrapped with layer of charcoal (231).
A kind of 9. chemical industry equipment for being used to prepare trichlorosilane according to claim 6, it is characterised in that：The tower body
(31) heat-insulation layer (314) is externally provided with, vacuum gap (315) is provided between the heat-insulation layer (314) and tower body (31).
A kind of 10. chemical industry equipment for being used to prepare trichlorosilane according to claim 1, it is characterised in that：The heat exchange
Pipe fitting (311) is set for wavy shaped configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112976.8A CN107673360A (en) | 2017-11-13 | 2017-11-13 | For preparing the chemical industry equipment of trichlorosilane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112976.8A CN107673360A (en) | 2017-11-13 | 2017-11-13 | For preparing the chemical industry equipment of trichlorosilane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107673360A true CN107673360A (en) | 2018-02-09 |
Family
ID=61146967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711112976.8A Pending CN107673360A (en) | 2017-11-13 | 2017-11-13 | For preparing the chemical industry equipment of trichlorosilane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107673360A (en) |
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