CN207012954U - A kind of gas distributor and organic silicon fluidized bed - Google Patents
A kind of gas distributor and organic silicon fluidized bed Download PDFInfo
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- CN207012954U CN207012954U CN201720880737.6U CN201720880737U CN207012954U CN 207012954 U CN207012954 U CN 207012954U CN 201720880737 U CN201720880737 U CN 201720880737U CN 207012954 U CN207012954 U CN 207012954U
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- gas distributor
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Abstract
The utility model discloses a kind of gas distributor and organic silicon fluidized bed, and the gas distributor includes air distribution plate and air distribution head, and air distribution head is located on air distribution plate；Described organic silicon fluidized bed including cylinder and low head, cylinder connection low head, low head is provided with reacting gas inlet pipe；The gas distributor is arranged in cylinder or low head, and on reacting gas inlet pipe.Gas distributor provided by the utility model, rational in infrastructure simple, its outlet is not easily blocked, and will not cause bias current；Distributor gas outlet gas velocity is low, air inlet turn back after from distributor by, will not heat exchanging pipe formed wash away.The organic silicon fluidized bed of the gas distributor is installed, fluidisation state is good, and product quality is high, improves production capacity.
Description
Technical field
The utility model belongs to technical field of organic silicon production, and in particular to a kind of fluidized-bed reactor is distributed with gas
Device, and the organic silicon fluidized bed of the gas distributor is installed.
Background technology
Fluidized-bed reactor is the key equipment of organosilicon production, and in a fluidized bed reactor, gas-particle two-phase reacts
Organic silicon monomer is generated, allows gas phase to be evenly dispersed in solid phase and (be referred to as fluidisation state in industry), will react what is discharged
It is to ensure the key factor that reaction is effectively carried out that heat efficiently removes conversion zone in time.
Effect of the gas distributor in fluid bed is in addition to supporting solid particle, and mainly uniform gas distribution is to create one
Individual good starting fluidization conditions simultaneously sustainedly and stably keep this, therefore, the design of gas distributor and manufacture for
The influence of fluidization quality is significant.
In large-scale organosilicon fluidized bed reactor, silica flour highly can be usually reached 5~12 meters, and all reacting gas must
Must be from the gas distributor of reactor bottom by allowing reacting gas to be evenly dispersed in silica flour, forming fluidized state.So
And to realize efficient uniform of the gas in reactor and be distributed, it is necessary to which the more rational gas distributor of design structure, has at present
A kind of gravity flow gas distributor of fluidized-bed reactor generally use that machine silicon industry uses, air inlet skewness, formation
Fluidisation state is poor, and sparger outlets easily block, and cause bias current.
Utility model content
To solve the above problems, the utility model proposes a kind of gas distributor, and the gas distributor is installed
It is organic silicon fluidized bed.
Gas distributor provided by the utility model, its outlet are not easily blocked, and will not cause bias current；Distributor outlet implication
Speed it is low, air inlet turn back after from distributor by, will not heat exchanging pipe formed wash away.
The organic silicon fluidized bed of the gas distributor is installed, fluidisation state is good, and product quality is high, improves production capacity.
Concrete technical scheme of the present utility model is as follows：
1st, a kind of gas distributor, including air distribution plate and air distribution head, air distribution head are located in air distribution plate, it is characterised in that；
The outer peripheral face of the air distribution plate is circle, and the mounting hole perpendicular with its cross section is offered on air distribution plate, described
Radial direction of the number of aperture of air distribution plate unit area along the air distribution plate tapers off trend from inside to outside, the perforate of unit area
The ratio of several maxima and minimas is A, 1 ＜ A≤5；
The air distribution head includes gas distribution pipe and blast cap, and blast cap is set in the port of export of gas distribution pipe, and gas distribution pipe passes through the peace
Dress hole is abreast fixed on air distribution plate with entering outgassing direction, and outlet gap, the gas distribution pipe are left between blast cap and gas distribution pipe
For the equal straight tube of a segment length, the length of gas distribution pipe is 50~300mm, and the internal diameter of the entrance point of gas distribution pipe shrinks, and forms one
Section reduce ventilation hole section, it is described ventilation hole section can hinder gas by and make gas reach in the presence of resistance uniformly point
Match somebody with somebody.
Gas distributor provided by the utility model, its outlet are not easily blocked, and will not cause bias current；In equal intake
In the case of, percent opening is high, reduces the gas velocity of distributor gas outlet, the setting of blast cap make air inlet turn back after from distributor by no
Meeting heat exchanging pipe, which is formed, to be washed away, and increases the service life of heat exchanger tube；It is close among distributor use, the dilute arrangement of surrounding, make
Cloth wind is uniform and is more suitable for the fluidisation of solid in fluid bed.
Further, radial direction of the number of aperture of the air distribution plate unit area along the air distribution plate is segmented from inside to outside
Successively decrease.This is the production technology needs for fluid bed gas-solid phase reaction.
Further, the hop count is 2~4 sections.
Further, the air distribution plate is the tapered plate of flat board or cone angle at 120~150 degree, tapered plate it is sophisticated remote
Air distribution head.
Further, the air distribution head also includes a locking member being set on gas distribution pipe, and gas distribution pipe passes through locking member
It is fixed on air distribution plate.By this detachable connection, it is more convenient that air distribution head is changed in maintenance.
Further, the blast cap includes crown and cap body, and cap body connection roof fall, cap body is cylindrical, crown is curved,
Planar shaped, taper, semicircle or ellipse.
Blast cap in gas distribution pipe outlet can prevent the silica flour without fluidisation from dropping into gas distribution pipe, cause gas distribution blockage,
So that it is uneven to enter wind drift, cloth wind.
It is a kind of organic silicon fluidized bed provided with above-mentioned gas distributor, it is described organic silicon fluidized bed including cylinder and lower envelope
Head, cylinder lower end connection low head, low head are provided with reacting gas inlet pipe, and the gas distributor is arranged on cylinder or lower envelope
In head, and on reacting gas inlet pipe.
The organic silicon fluidized bed of the gas distributor is installed, excellent cloth wind, which designs, causes fluidisation state in fluid bed
Good, the product quality of production is high, while improves production capacity.
Further, in addition to heat-exchanger rig, heat-exchanger rig is by set of heat exchange tubes into heat-exchanger rig is located in cylinder, described
Gas distributor is located at the lower section of heat-exchanger rig, and the air distribution plate of gas distributor and the spacing of heat exchanger tube bottom are 50~500mm.
The spacing of distributor and heat exchanger tube is controlled, primarily to caused reaction heat in course of reaction is easily taken out of,
Overheat will not be formed.
Further, the edge of the air distribution plate is provided with connecting portion, and gas distributor is clamped in cylinder by the connecting portion
Between body and low head, or it is connected on the madial wall of low head.
Further, in addition to powder inlet tube, the powder feed pipe are located at low head bottom centre position, and vertically
Air distribution plate is extended up through in cylinder, seal is provided between powder feed pipe and air distribution plate.Silica flour pipe is located at down
End socket bottom is advantageous to powder fluidization and collects unreacted powder, substitutes scum pipe.
Brief description of the drawings
The accompanying drawing for forming the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is a kind of a kind of structural representation of embodiment of gas distributor of the utility model.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the enlarged drawing of part A in Fig. 1.
Fig. 4 is the enlarged drawing for the part A that air distribution head is eliminated in Fig. 3.
Fig. 5 is the organic silicon fluidized bed structural representation that gas distributor is clamped between cylinder and low head.
Fig. 6 is the organic silicon fluidized bed structural representation that gas distributor is connected in low head.
Embodiment
Refering to Fig. 1, a kind of gas distributor 40, including air distribution plate 401 and air distribution head 402, air distribution head 402 are located in gas distribution
401 on plate.The orientation of air distribution plate shown in Fig. 1 is the orientation of air distribution plate when in use, and its lower end is air inlet side, and upper end is outlet
Side；
Refering to Fig. 1, Fig. 2, Fig. 3, further illustrate how the utility model is implemented.
Air distribution plate 401 is that an outer peripheral face is circular, and cone angle is 150 ° of conical plate, and conical plate is generally steel plate, can be with
Formed by welding or suppressing, offer the mounting hole 4012 of upper and lower two steps on conical plate vertically, mounting hole 4012 passes through
Wear conical plate；
Air distribution head 402 includes gas distribution pipe 4022, blast cap 4021 and locking nut 4023, and gas distribution pipe 4022 is that a segment length is
100mm circular straighttube, its lower end external diameter shrink to form a step, gas distribution pipe 4022 are divided to for two sections, big footpath section and path
Section, the internal diameter that path section external diameter is slightly less than mounting hole 4012 which is provided with external screw thread, and the path section of gas distribution pipe 4022 passes through gas distribution
Mounting hole 4012 on plate 401, the terrace of appearing on the stage of the between outer land terrace of gas distribution pipe 4022 and mounting hole 4012 is against locking nut
4023 are locked at gas distribution pipe 4022 on air distribution plate 401 by an elastomeric pad, and elastomeric pad is pressed on locking nut 4023
Between the leave from office terrace of air distribution plate 401；
Blast cap 4021 includes crown 40211 and cap body 40212, and cap body 40212 is cylindrical, and crown 40211 is tapered, cap
Body 40212 welds with crown 40211, connects into an entirety, the gas outlet upper end that 4021 points of blast cap is welded in gas distribution pipe 4022, with
Gas distribution pipe 4022 leaves outlet gap；The entrance point internal diameter of gas distribution pipe 4022 shrinks the through hole 40221 to form one section of diminution, gas
By resistance caused by aperture, reach in the presence of resistance and evenly distribute, the flow velocity that gas passes through aperture is generally 20
~100m/s, by the gas of gas distribution pipe 4022 after blast cap 4021 stops and forms baffling from blast cap 4021 and wind-distributing pipe 4022
Gap enter fluidized bed, the flow velocity that gas typically goes out blast cap is 0.5~10m/s, and the heat exchanger tube in fluid bed will not be caused
Wash away；
Mounting hole 4012 is opened up with concentric-ring pattern, and the pitch of holes on each annulus is equal, and the present embodiment is provided with from inside to outside
Annulus one, annulus two, annulus three, annulus four, annulus five, annulus six, annulus seven, annulus eight, annulus nine and annulus ten, wherein round
Ring one, annulus two, annulus three, annulus four, the interannular of annulus five and annulus six are away from equal, annulus seven, annulus eight, annulus nine and circle
The interannular of ring ten is away from equal, and the pitch of holes S1 on annulus one, annulus two and annulus three is equal, annulus four, annulus five and annulus six
On pitch of holes S2 it is equal, the pitch of holes S3 on annulus seven, annulus eight, annulus nine and annulus ten is equal, S1 ＜ S2 ＜ S3, by cloth
The number of aperture of gas plate unit area is divided into three sections along its radial direction and successively decreased from inside to outside；The number of aperture of certain unit area also may be used
Successively decreased using as boundary, being divided into 2 sections, 3 sections or 4 sections by any ratio using radius or sectional area, can not also be segmented along radius
Continuously successively decrease from inside to outside in direction；The dilute perforate mode in this close edge in centre, can make air inlet overcome fluid bed internal resistance to make gas
Body is more evenly distributed, beneficial to fluidisation.
It is a kind of that the organic silicon fluidized bed of gas distributor shown in Fig. 1, including cylinder 10, lower envelope are installed refering to Fig. 4, Fig. 5
First 20, heat-exchanger rig 30 and gas distributor 40；Cylinder 10 connects low head 20, and heat-exchanger rig 30 is in cylinder 10, heat exchange
Device is by set of heat exchange tubes into gas distributor 40 is clamped between shell flange 101 and low head flange 201, air distribution plate 401
Distance with heat exchanger tube lower surface is 200mm, refering to Fig. 4；Gas distributor 40 is welded within low head 20, air distribution plate 401
Distance with heat exchanger tube lower surface is 500mm, refering to Fig. 5.Low head 20 is provided with reacting gas inlet pipe 60, the bottom of low head 20
Centre position is provided with powder inlet tube 50, and powder inlet tube 50 is upward through air distribution plate 401, powder inlet tube 50 and air distribution plate
Seal 70 is provided between 401, inlet tube 50 inside cylinder 10 with communicating.
Claims (10)
1. a kind of gas distributor, including air distribution plate and air distribution head, air distribution head are located in air distribution plate, it is characterised in that；
The outer peripheral face of the air distribution plate is circle, and the mounting hole perpendicular with its cross section, the gas distribution are offered on air distribution plate
Radial direction of the number of aperture of plate unit area along the air distribution plate tapers off trend from inside to outside, the number of aperture of unit area
The ratio of maxima and minima is A, 1 ＜ A≤5；
The air distribution head includes gas distribution pipe and blast cap, and blast cap is set in the port of export of gas distribution pipe, and gas distribution pipe passes through the mounting hole
It is fixed on air distribution plate, leaves outlet gap between blast cap and gas distribution pipe, the gas distribution pipe is the equal straight tube of a segment length, cloth
The length of tracheae is 50~300mm, and the internal diameter of the entrance point of gas distribution pipe shrinks, and forms the ventilation hole section of one section of diminution.
2. gas distributor according to claim 1, it is characterised in that the number of aperture of the air distribution plate unit area is along institute
The radial direction for stating air distribution plate is segmented successively decreases from inside to outside.
3. gas distributor according to claim 2, it is characterised in that the hop count is 2~4 sections.
4. gas distributor according to claim 1, it is characterised in that the air distribution plate is flat board or cone angle 120~
150 degree of tapered plate, the tip of tapered plate is away from air distribution head.
5. gas distributor according to claim 1, it is characterised in that the air distribution head is also set in gas distribution including one
Locking member on pipe, gas distribution pipe are fixed on air distribution plate by locking member.
6. gas distributor according to claim 1, it is characterised in that the blast cap includes crown and cap body, and cap body connects
Connect roof fall, cap body is cylindrical, crown is curved, planar shaped, taper, semicircle or ellipse.
It is 7. a kind of organic silicon fluidized bed, it is characterised in that provided with the gas distributor described in claim 1~6 any one, bag
Cylinder and low head, cylinder lower end connection low head are included, low head is provided with reacting gas inlet pipe, and the gas distributor is set
In cylinder or low head, and on reacting gas inlet pipe.
It is 8. according to claim 7 organic silicon fluidized bed, it is characterised in that also including heat-exchanger rig, heat-exchanger rig is by changing
Heat pipe is formed, and heat-exchanger rig is located in cylinder, and the gas distributor is located at the lower section of heat-exchanger rig, the gas distribution of gas distributor
Plate and the spacing of heat exchanger tube bottom are 50~500mm.
It is 9. according to claim 7 organic silicon fluidized bed, it is characterised in that the edge of the air distribution plate is provided with connecting portion,
Gas distributor is clamped between cylinder and low head by the connecting portion, or is connected on the madial wall of low head.
It is 10. according to claim 7 organic silicon fluidized bed, it is characterised in that also to enter including powder inlet tube, the powder
Expects pipe is located at low head bottom centre position, and extends through air distribution plate straight up and communicated with inner barrel, powder feed pipe
Seal is provided between air distribution plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880737.6U CN207012954U (en) | 2017-07-19 | 2017-07-19 | A kind of gas distributor and organic silicon fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880737.6U CN207012954U (en) | 2017-07-19 | 2017-07-19 | A kind of gas distributor and organic silicon fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207012954U true CN207012954U (en) | 2018-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720880737.6U Active CN207012954U (en) | 2017-07-19 | 2017-07-19 | A kind of gas distributor and organic silicon fluidized bed |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108772026A (en) * | 2018-06-24 | 2018-11-09 | 唐山三友硅业有限责任公司 | The gas distributor of tower reactor is catalyzed for gas-solid body |
| CN110420606A (en) * | 2019-08-27 | 2019-11-08 | 洛阳明远石化技术有限公司 | A kind of gas distributor |
| CN111565856A (en) * | 2018-08-24 | 2020-08-21 | Lg化学株式会社 | Dispersion plate and coating apparatus including the same |
| CN111753382A (en) * | 2020-07-03 | 2020-10-09 | 中国化学赛鼎宁波工程有限公司 | Engineering amplification method and engineering amplification system of organic silicon fluidized bed |
| CN112023843A (en) * | 2019-06-04 | 2020-12-04 | 中国石化工程建设有限公司 | Gas phase reactor |
| CN113578206A (en) * | 2021-09-03 | 2021-11-02 | 宁波巨化化工科技有限公司 | Distributor for fixed bed reactor |
| CN115895887A (en) * | 2022-12-13 | 2023-04-04 | 成都康华生物制品股份有限公司 | Influenza vaccine production device and method and influenza vaccine |
| US12042776B2 (en) | 2018-08-24 | 2024-07-23 | Lg Chem, Ltd. | Dispersion plate and coating device including same |
-
2017
- 2017-07-19 CN CN201720880737.6U patent/CN207012954U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108772026A (en) * | 2018-06-24 | 2018-11-09 | 唐山三友硅业有限责任公司 | The gas distributor of tower reactor is catalyzed for gas-solid body |
| CN108772026B (en) * | 2018-06-24 | 2024-04-26 | 唐山三友硅业股份有限公司 | Gas distributor for gas-solid catalytic tower reactor |
| CN111565856A (en) * | 2018-08-24 | 2020-08-21 | Lg化学株式会社 | Dispersion plate and coating apparatus including the same |
| US12042776B2 (en) | 2018-08-24 | 2024-07-23 | Lg Chem, Ltd. | Dispersion plate and coating device including same |
| CN112023843A (en) * | 2019-06-04 | 2020-12-04 | 中国石化工程建设有限公司 | Gas phase reactor |
| CN112023843B (en) * | 2019-06-04 | 2022-08-23 | 中国石化工程建设有限公司 | Gas phase reactor |
| CN110420606A (en) * | 2019-08-27 | 2019-11-08 | 洛阳明远石化技术有限公司 | A kind of gas distributor |
| CN111753382A (en) * | 2020-07-03 | 2020-10-09 | 中国化学赛鼎宁波工程有限公司 | Engineering amplification method and engineering amplification system of organic silicon fluidized bed |
| CN111753382B (en) * | 2020-07-03 | 2024-04-19 | 中国化学赛鼎宁波工程有限公司 | Engineering amplification method and engineering amplification system for organosilicon fluidized bed |
| CN113578206A (en) * | 2021-09-03 | 2021-11-02 | 宁波巨化化工科技有限公司 | Distributor for fixed bed reactor |
| CN113578206B (en) * | 2021-09-03 | 2024-04-19 | 宁波巨化化工科技有限公司 | Distributor for fixed bed reactor |
| CN115895887A (en) * | 2022-12-13 | 2023-04-04 | 成都康华生物制品股份有限公司 | Influenza vaccine production device and method and influenza vaccine |
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