CN201720045U - Silicon tetrachloride hydro-conversion fluidized bed gas distributor - Google Patents
Silicon tetrachloride hydro-conversion fluidized bed gas distributor Download PDFInfo
- Publication number
- CN201720045U CN201720045U CN2010202614541U CN201020261454U CN201720045U CN 201720045 U CN201720045 U CN 201720045U CN 2010202614541 U CN2010202614541 U CN 2010202614541U CN 201020261454 U CN201020261454 U CN 201020261454U CN 201720045 U CN201720045 U CN 201720045U
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- Prior art keywords
- bottom blowing
- blowing type
- curved bottom
- fluidized bed
- silicon tetrachloride
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Abstract
The utility model provides a silicon tetrachloride hydro-conversion fluidized bed gas distributor comprising a distribution plate, a same-side-bending down blowing air cap and a different-side-bending down blowing air cap, wherein the distribution plate is provided with an air inlet installing hole; the same-side-bending down blowing air cap is arranged on the air inlet installing hole and comprises a same-side-bending down blowing pipe, an axial gas guide pipe and a connection part sequentially connected; and the different-side-bending down blowing air cap is arranged on the air inlet installing hole and comprises a different-side-bending down blowing pipe, an axial gas guide pipe and a connection part sequentially connected. Through the unique design and arrangement method of the same-side-bending and different-side-bending down blowing air caps, the resistance loss of the fluid flowing through the distributor is reduced, the energy consumption is reduced and the gas distribution is more even, therefore, the material in a fluidized bed is not easy to coke, safe accidents can not cause due to local overheating, and the material in the whole container can be led to be fully mixed and evenly distributed without dead zones and hole plugging phenomenon. In addition, the device has simple structure, is convenient in manufacture and installation, and is convenient for replacing in the using process.
Description
Technical field
The utility model relates to a kind of distribution device in gas-fluid, relate in particular to a kind of distribution device in gas-fluid that is used in silicon tetrachloride hydro-conversion fluid bed.
Background technology
Distribution device in gas-fluid is one of core vitals of fluidization equipment.Its main effect is that the fluid that enters the fluid bed center is evenly distributed along the bed section, does not cause bed dead bed district to occur, and it can also be when shut-down operation simultaneously, and material in the support bed makes in the unlikely pre-distribution apparatus that bleeds.
Whether the distribution apparatus structure is suitable, is one of fluidization operation key of success.The design of successful distribution apparatus is mainly reflected in: one, and the stable operation that can keep fluid bed for a long time unlikelyly causes pressure drop obviously to change because of particle deposition; Its two, fluid is evenly distributed along the bed section, in the distribution apparatus near zone, gas-solid abundant contact, reaction; Its three, eyelet or slit in the distribution apparatus are not prematured by solids, during shut-down operation, the bed material can not bleed under the distribution grid by distribution apparatus; Its four, the flow through drag losses of distribution apparatus of fluid reduces, energy consumption reduces; Its five, simple in structure, make and easy for installation, in use be convenient to change.
The distribution apparatus that fluid bed uses in the prior art is not suitable for silicon tetrachloride hydro-conversion fluid bed, and have some defectives in actual production: one: the distribution apparatus cap structure of prior art is not enough aspect fluidizing stability, the generation of dead hole, dead band phenomenon is often arranged, influence the raising of reaction efficiency; Its two: distribution apparatus blast cap arrangement mode of the prior art can't be eliminated the generation in dead band fully, thereby has influenced the anti-deposition capability of distribution grid; Its three, distribution apparatus of the prior art abrasion problem is more serious, influence fluid bed running steady in a long-term, can make distribution grid pressure drop reduction after the distribution apparatus abrasion, influences the even distribution of fluid, makes the fluidization quality variation, technical process can not normally be carried out; Its four, distribution apparatus of the prior art is easily coking in silicon tetrachloride hydro-conversion fluid bed, thereby causes hot-spot, causes security incident.
The utility model content
The purpose of this utility model is can steady in a long-term to move in order to provide a kind of, no dead hole, leakage material phenomenon, and abrasion is few, is difficult for coking, and can improves the transformation efficiency of fluidized-bed reactor and the silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus of quality.
Comprise for solving the problems of the technologies described above the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus: distribution grid which is provided with the air inlet installing hole; Homonymy is bent the bottom blowing type blast cap, is arranged on the described air inlet installing hole, and it comprises the curved bottom blowing type adapter of the homonymy that connects successively, axial air guide adapter and connecting portion; Heteropleural is bent the bottom blowing type blast cap, is arranged on the described air inlet installing hole, and it comprises the curved bottom blowing type adapter of the heteropleural that connects successively, axial air guide adapter and connecting portion.
The curved bottom blowing type blast cap of described homonymy is connected with described air inlet installing hole by described connecting portion with the curved bottom blowing type blast cap of described heteropleural.The outside of described connecting portion is provided with external screw thread, and described air inlet installing hole inwall is provided with the internal thread that agrees with mutually with described external screw thread.The curved bottom blowing type of described homonymy is taken over and the curved bottom blowing type of described heteropleural is taken over all for being horizontally disposed with, and two port is respectively equipped with spray-hole.In the horizontal direction to taking over 0～90 ° of center line the same side bending, preferred 30 °, its center line of taking over the curved bottom blowing type of described homonymy is the mirror image symmetry respectively at the two ends that the curved bottom blowing type of described homonymy is taken over.In the horizontal direction to taking over 0～90 ° of center line both sides bending, preferred 30 °, its central point of taking over the curved bottom blowing type of described heteropleural is centrosymmetric respectively at the two ends that the curved bottom blowing type of described heteropleural is taken over.Described homonymy is bent two ports of bottom blowing type adapter and the curved bottom blowing type adapter of described heteropleural to 0～90 ° of distribution grid direction bending, preferred 40 °.The described distribution grid of central point distance in described spray-hole cross section is 10～200mm, preferred 50mm.
The end that described axial air guide is taken over is connected with described the adapter with the curved bottom blowing type of lateral bending and described heteropleural respectively, and an other end is connected with described connecting portion.
Described air inlet installing hole is equilateral triangle or square or circular concentric evenly is arranged on the described distribution grid, and its percent opening is 1%～5%.It is staggered or triangle is staggered or rhombus is staggered or circular concentric is staggered that the curved bottom blowing type blast cap of curved bottom blowing type blast cap of described homonymy and described heteropleural is square, and the curved bottom blowing type blast cap of described homonymy is arranged in relatively the outer ring with the curved more close described distribution grid of bottom blowing type blast cap of described heteropleural.
Owing to adopted curved bottom blowing type blast cap of homonymy and the curved bottom blowing type blast cap of heteropleural, the stable operation that can keep fluid bed for a long time, unlikelyly cause pressure drop obviously to change because of particle deposition, fluid is evenly distributed along the bed section, in the distribution apparatus near zone, gas-solid abundant contact, reaction, eyelet or slit in the distribution apparatus are not prematured by solids, during shut-down operation, the bed material can not bleed under the distribution grid by distribution apparatus, can make the material in the entire container realize fully perfectly mixing, and evenly distributes, and dead band and plug-hole phenomenon can not appear, improved production efficiency.And owing to bend unique design and the arrangement mode that the bottom blowing type blast cap adopts with lateral bending and heteropleural, make the flow through drag losses of distribution apparatus of fluid reduce as far as possible, energy consumption reduces, can make distribution of gas more even, material just is difficult for coking in the fluid bed like this, can not cause security incident because of hot-spot.And the utility model is simple in structure, and making and easy for installation in use is convenient to change.
Description of drawings
Fig. 1 is the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus structural representation.
Fig. 2 is the vertical view of the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus distribution grid.
Fig. 3 is the curved bottom blowing type blast cap front view of the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus homonymy.
Fig. 4 is the curved bottom blowing type blast cap vertical view of the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus homonymy.
Fig. 5 is the curved bottom blowing type blast cap front view of the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus heteropleural.
Fig. 6 is the curved bottom blowing type blast cap vertical view of the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus heteropleural.
Accompanying drawing in the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus accompanying drawing
Description of symbols:
The curved bottom blowing type of the curved bottom blowing type adapter of the curved bottom blowing type blast cap 4-homonymy of the curved bottom blowing type blast cap 3-heteropleural of 1-distribution grid 2-homonymy 5-heteropleural is taken over the axial air guide of 6-and is taken over 7-connecting portion 8-air inlet installing hole 9-spray-hole
The specific embodiment
Below in conjunction with accompanying drawing the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus is described in further details.
As shown in Figure 1 and Figure 2, the utility model silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus comprises: distribution grid 1 which is provided with air inlet installing hole 8; Homonymy is bent bottom blowing type blast cap 2, is arranged on the air inlet installing hole 8; Heteropleural is bent bottom blowing type blast cap 3, is arranged on the air inlet installing hole 8.
As shown in Figure 3, Figure 4, the curved bottom blowing type blast cap 2 of homonymy comprises that the curved bottom blowing type of the homonymy that connects successively takes over 4, axially air guide takes over 6 and connecting portion 7.The outside of connecting portion 7 is provided with external screw thread, and air inlet installing hole 8 inwalls are provided with the internal thread that agrees with mutually with external screw thread.The curved bottom blowing type blast cap 2 of homonymy is connected with air inlet installing hole 8 by connecting portion 7.The curved bottom blowing type of homonymy takes over 4 for being horizontally disposed with, and two port is respectively equipped with spray-hole 9.The curved bottom blowing type of homonymy is taken over 4 two ends respectively in the horizontal direction to taking over crooked 30 ° of center line the same side, and the center line of taking over the curved bottom blowing type of described homonymy is the mirror image symmetry.The curved bottom blowing type of homonymy is taken over two ports of 4 to crooked 40 ° of distribution grid direction.The central point range distribution plate in spray-hole 9 cross sections is 50mm.
As Fig. 5, shown in Figure 6, heteropleural is bent bottom blowing type blast cap 3 and is comprised the curved bottom blowing type adapter 5 of the heteropleural that connects successively, axial air guide adapter 6 and connecting portion 7.The outside of connecting portion 7 is provided with external screw thread, and air inlet installing hole 8 inwalls are provided with the internal thread that agrees with mutually with external screw thread.The curved bottom blowing type blast cap 3 of heteropleural is connected with air inlet installing hole 8 by connecting portion 7.The curved bottom blowing type of heteropleural takes over 5 for being horizontally disposed with, and two port is respectively equipped with spray-hole 9.In the horizontal direction to taking over crooked 30 ° of center line both sides, its central point with the curved bottom blowing type adapter 5 of described heteropleural is centrosymmetric respectively at the two ends of the curved bottom blowing type adapter 5 of heteropleural.The curved bottom blowing type of heteropleural is taken over two ports of 5 to crooked 40 ° of distribution grid direction.The central point range distribution plate in spray-hole 9 cross sections is 50mm.
One end of axial air guide adapter 6 is connected with curved bottom blowing type adapter 4 of homonymy and the curved bottom blowing type adapter 5 of heteropleural, and an other end is connected with connecting portion 7.
Air inlet installing hole 8 is arranged according to circular concentric and is distributed on the distribution grid, and its percent opening is 3%.Curved bottom blowing type blast cap 2 of homonymy and the curved bottom blowing type blast cap 3 of heteropleural are staggered according to circular concentric, wherein the outer ring that the curved bottom blowing type blast cap 2 of homonymy is arranged in relatively and heteropleural is bent bottom blowing type blast cap 3 more close distribution grids 1.
Owing to adopted curved bottom blowing type blast cap 2 of homonymy and the curved bottom blowing type blast cap 3 of heteropleural, the stable operation that can keep fluid bed for a long time, unlikelyly cause pressure drop obviously to change because of particle deposition, fluid is evenly distributed along the bed section, in the distribution apparatus near zone, gas-solid abundant contact, reaction, eyelet or slit in the distribution apparatus are not prematured by solids, during shut-down operation, the bed material can not bleed under the distribution grid by distribution apparatus, can make the material in the entire container realize fully perfectly mixing, and evenly distributes, and dead band and plug-hole phenomenon can not appear, improved production efficiency.And because unique design and arrangement mode that the curved bottom blowing type blast cap 3 of curved bottom blowing type blast cap 2 of homonymy and heteropleural adopts, make the flow through drag losses of distribution apparatus of fluid reduce as far as possible, energy consumption reduces, can make distribution of gas more even, material just is difficult for coking in the fluid bed like this, can not cause security incident because of hot-spot.And the utility model is simple in structure, and making and easy for installation in use is convenient to change.
Claims (11)
1. silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus is characterized in that, comprising:
Distribution grid which is provided with the air inlet installing hole;
Homonymy is bent the bottom blowing type blast cap, is arranged on the described air inlet installing hole, and it comprises the curved bottom blowing type adapter of the homonymy that connects successively, axial air guide adapter and connecting portion;
Heteropleural is bent the bottom blowing type blast cap, is arranged on the described air inlet installing hole, and it comprises the curved bottom blowing type adapter of the heteropleural that connects successively, axial air guide adapter and connecting portion.
2. according to the described silicon tetrachloride hydro-conversion of claim 1 fluidized bed gas distribution apparatus, it is characterized in that: the curved bottom blowing type blast cap of described homonymy is connected with described air inlet installing hole by described connecting portion with the curved bottom blowing type blast cap of described heteropleural.
3. according to the described silicon tetrachloride hydro-conversion of claim 2 fluidized bed gas distribution apparatus, it is characterized in that: the outside of described connecting portion is provided with external screw thread, and described air inlet installing hole inwall is provided with the internal thread that agrees with mutually with described external screw thread.
4. according to the described silicon tetrachloride hydro-conversion of claim 2 fluidized bed gas distribution apparatus, it is characterized in that: it is staggered or triangle is staggered or rhombus is staggered or circular concentric is staggered that the curved bottom blowing type blast cap of curved bottom blowing type blast cap of described homonymy and described heteropleural is square, and the curved bottom blowing type blast cap of described homonymy is arranged in relatively the outer ring with the curved more close described distribution grid of bottom blowing type blast cap of described heteropleural.
5. according to the described silicon tetrachloride hydro-conversion of claim 1 fluidized bed gas distribution apparatus, it is characterized in that: the curved bottom blowing type of described homonymy is taken over and the curved bottom blowing type of described heteropleural is taken over all for being horizontally disposed with, and two port is respectively equipped with spray-hole.
6. according to the described silicon tetrachloride hydro-conversion of claim 5 fluidized bed gas distribution apparatus, it is characterized in that: in the horizontal direction to taking over 0～90 ° of center line the same side bending, its center line of taking over the curved bottom blowing type of described homonymy is the mirror image symmetry respectively at the two ends that the curved bottom blowing type of described homonymy is taken over.
7. according to the described silicon tetrachloride hydro-conversion of claim 5 fluidized bed gas distribution apparatus, it is characterized in that: in the horizontal direction to taking over 0～90 ° of center line both sides bending, its central point of taking over the curved bottom blowing type of described heteropleural is centrosymmetric respectively at the two ends that the curved bottom blowing type of described heteropleural is taken over.
8. according to claim 6 or 7 described silicon tetrachloride hydro-conversion fluidized bed gas distribution apparatus, it is characterized in that: two ports that the curved bottom blowing type of described homonymy is taken over and the curved bottom blowing type of described heteropleural is taken over are to 0～90 ° of described distribution grid direction bending.
9. according to the described silicon tetrachloride hydro-conversion of claim 5 fluidized bed gas distribution apparatus, it is characterized in that: the described distribution grid of central point distance in described spray-hole cross section is 10～200mm.
10. according to the described silicon tetrachloride hydro-conversion of claim 1 fluidized bed gas distribution apparatus, it is characterized in that: the end that described axial air guide is taken over blows that formula is taken over and the curved bottom blowing type of described heteropleural is taken over and is connected with described with lateral bending respectively, and an other end is connected with described connecting portion.
11. according to the described silicon tetrachloride hydro-conversion of claim 1 fluidized bed gas distribution apparatus, it is characterized in that: described air inlet installing hole is equilateral triangle or square or circular concentric evenly is arranged on the described distribution grid, and its percent opening is 1%～5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202614541U CN201720045U (en) | 2010-07-16 | 2010-07-16 | Silicon tetrachloride hydro-conversion fluidized bed gas distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202614541U CN201720045U (en) | 2010-07-16 | 2010-07-16 | Silicon tetrachloride hydro-conversion fluidized bed gas distributor |
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| Publication Number | Publication Date |
|---|---|
| CN201720045U true CN201720045U (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202614541U Expired - Fee Related CN201720045U (en) | 2010-07-16 | 2010-07-16 | Silicon tetrachloride hydro-conversion fluidized bed gas distributor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108855648A (en) * | 2017-05-10 | 2018-11-23 | 中国石油集团东北炼化工程有限公司吉林设计院 | Sweep module and its nozzle |
-
2010
- 2010-07-16 CN CN2010202614541U patent/CN201720045U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108855648A (en) * | 2017-05-10 | 2018-11-23 | 中国石油集团东北炼化工程有限公司吉林设计院 | Sweep module and its nozzle |
| CN108855648B (en) * | 2017-05-10 | 2021-06-18 | 中石油吉林化工工程有限公司 | Purging assembly and nozzle thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180716 |