CN205672740U - Polysilicon tail gas recovery system band wing shape bushing type adsorption column - Google Patents
Polysilicon tail gas recovery system band wing shape bushing type adsorption column Download PDFInfo
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- CN205672740U CN205672740U CN201620627772.2U CN201620627772U CN205672740U CN 205672740 U CN205672740 U CN 205672740U CN 201620627772 U CN201620627772 U CN 201620627772U CN 205672740 U CN205672740 U CN 205672740U
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Abstract
The utility model discloses polysilicon tail gas recovery system band wing shape bushing type adsorption column, it includes adsorption column body, adjoining pipe, adjoining pipe spiral is arranged in the outer shell walls of adsorption column body, backflow sleeve pipe is arranged on adsorption column by gripper shoe, and this is internal, backflow sleeve pipe includes outer tube and inner tube, inner tube is positioned at the inside of outer tube, and the cavity between inner tube lateral wall and the medial wall of outer tube forms medium channel, the top of outer tube is provided with the sealing cap making medium back flow, multiple fin is installed on the lateral wall of outer tube, the top of adsorption column body is further opened with adsorbent charging port and hydrogen outlet, hydrogen outlet is positioned at the top of adsorption column, adsorbent discharge port is had in the bottom of adsorption column body, it is also equipped with hydrogen manifold on the bottom sidewall of adsorption column body and organizes air inlet pipe more, hydrogen gas arm is connected with hydrogen manifold.The beneficial effects of the utility model are: it has, and heat exchange efficiency is high, be heated evenly and reduce production cost the advantage improving equipment security reliability.
Description
Technical field
This utility model relates to polysilicon tail gas reclaimer, particularly polysilicon tail gas recovery system band wing shape bushing type
Adsorption column.
Background technology
In polycrystalline silicon device exhaust gas recovery system, adsorption column is extremely critical equipment, is used for absorbing the residual in hydrogen
HCL and the harmful substance such as chlorosilane, thus obtain highly purified hydrogen, after the adsorbent work in adsorption column, for fall
Low cost, needs to regenerate adsorbent, and adsorbent reactivation is accomplished by heating, and existing adsorbent heats, because inhaling
Attached dose is heated uneven, causes the efficiency of heating surface of adsorbent, cooling effectiveness the highest, thus causes recovery time of adsorbent inclined
Long, and the regeneration effect of adsorbent is the most bad, causes hydrogen purity not reach requirement.
Utility model content
The purpose of this utility model is to overcome the shortcoming of prior art, it is provided that a kind of heat exchange efficiency is high, be heated evenly and
Reduce the polysilicon tail gas recovery system band wing shape bushing type adsorption column of production cost.
The purpose of this utility model is achieved through the following technical solutions: polysilicon tail gas recovery system band wing shape bushing type
Adsorption column, it includes adsorption column body, reflux sleeve pipe and adjoining pipe, and described adjoining pipe spiral is arranged on the outer tube wall of adsorption column body
On, described backflow sleeve pipe is arranged on adsorption column by tube support, and this is the most internal, and described backflow sleeve pipe includes outer tube and interior
Pipe, the cavity that described inner tube is positioned between the endoporus of outer tube, and inner tube lateral wall and the medial wall of outer tube forms medium and leads to
Road, the top of described outer tube is provided with the sealing cap making medium back flow, and the lateral wall of described outer tube is provided with multiple wing
Sheet, the top of described adsorption column body is further opened with adsorbent charging port and hydrogen outlet, and hydrogen outlet is positioned at adsorbent and fills out
Fill the side of mouth, have adsorbent discharge port in the bottom of adsorption column body, on the bottom sidewall of described adsorption column body also
Being provided with hydrogen manifold and hydrogen gas arm, described hydrogen gas arm is connected with hydrogen manifold.
The bottom of described adjoining pipe is adjoining pipe entrance, and the top of adjoining pipe is adjoining pipe outlet.
Described fin is multi-disc, and is evenly distributed on same circumference.
Described tube support includes outer shroud, internal ring, sleeve pipe and gripper shoe, and described outer shroud is interior with adsorption column body
Sidewall is connected, and described sleeve pipe is arranged in internal ring and gripper shoe, and the outer wall of outer tube is surrounded by sleeve pipe, described outer shroud
Connected by gripper shoe with internal ring, and gripper shoe is net distribution.
Described inner and outer tubes are metal material.
It is provided with temperature instrumentation on the lateral wall, upper, middle and lower portion of described adsorption column body.
This utility model has the advantage that adsorption column of the present utility model, uses adjoining pipe and backflow sleeve heat exchange, thus
The adsorbent realized from outside to inside and from inside to outside heat exchange is carried out simultaneously, thus improves the heat exchange efficiency of adsorbent；And outward
Pipe is provided with fin, is added significantly to heat exchange area, thus further improves heat exchange efficiency, thus reduces adsorbent again
The raw time, improve regeneration efficiency, saved production cost；And the sleeve pipe that refluxes is for being uniformly distributed, thus improves adsorbent
The heat exchange uniformity in unit volume, thus improve the regeneration effect of adsorbent.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is the schematic diagram of backflow sleeve pipe
Fig. 3 is the sectional schematic diagram of backflow sleeve pipe
Fig. 4 is the scheme of installation of adjoining pipe
Fig. 5 is the structural representation of tube support
In figure, 1-adsorbent charging port, 2-hydrogen outlet, 3-adjoining pipe exports, 4-tube support, 5-adsorption column body,
6-adjoining pipe, 7-refluxes sleeve pipe, 8-adjoining pipe entrance, 9-adsorbent discharge port, 10-temperature detection pipe, 11-hydrogen manifold, 12-hydrogen
Air intake branch, 13-outer tube, 14-medium channel, 15-inner tube, 16-fin, 17-seals cap, 18-sleeve pipe, 19-gripper shoe, 20-
Outer shroud, 21-internal ring.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described, protection domain of the present utility model be not limited to
Lower described:
As shown in Fig. 1 ~ Fig. 4, polysilicon tail gas recovery system band wing shape bushing type adsorption column, it include adsorption column body 5,
Backflow sleeve pipe 7 and adjoining pipe 6, described adjoining pipe 6 spiral is arranged on the outer tube wall of adsorption column body 5, and described backflow sleeve pipe 7 leads to
Piping gripper shoe 4 is arranged in adsorption column body 5, and described backflow sleeve pipe 7 includes outer tube 13 and inner tube 15, at the present embodiment
In, described inner tube 13 and outer tube 15 are metal material, and metal material requires have good heat conductivility, it is possible to quickly
Realize heat exchange, thus reach the purpose being quickly heated or cooled, also require that there is higher voltage endurance capability, described inner tube simultaneously
15 endoporus being positioned at outer tube 13, and the cavity formation medium channel 14 between the medial wall of inner tube 15 lateral wall and outer tube 13,
The top of described outer tube 13 is provided with the sealing cap 17 making medium back flow, and the endoporus of inner tube 15 is return flow line, and outlet with
Return header connects, and the lateral wall of described outer tube 13 is provided with multiple fin 16, and the top of described adsorption column body 5 is also
Offering adsorbent charging port 1 and hydrogen outlet 2, hydrogen outlet 2 is positioned at the side of adsorbent charging port 1, at adsorption column body 5
Bottom have adsorbent discharge port 9, the bottom sidewall of described adsorption column body 5 is also equipped with hydrogen manifold 11 and hydrogen
Air intake branch 12, described hydrogen gas arm 12 is connected with hydrogen manifold 11, during regeneration, the temperature of adsorbent is heated to again
Raw temperature, the harmful substance of adsorbent release is collected under the blowback effect of hydrogen and passes through pipeline device for transferring；Absorption
When, tail gas enters in adsorption column body 5, and harmful substance is then adsorbed by adsorbent, and hydrogen rises, and passes through hydrogen outlet
2 discharge, and are collected by hydrogen, for the production of polysilicon.
In the present embodiment, the bottom of described adjoining pipe 6 is adjoining pipe entrance 8, and the top of adjoining pipe 6 is adjoining pipe outlet 3, adjoining pipe
Entrance 8 connects with medium pipeline, medium pipeline can the freest switchable dielectric, such as: when needs heat, then medium pipeline
Interior conveying to adjoining pipe 6 adds thermal medium, and when if desired cooling down, then medium pipeline carries cooling medium to adjoining pipe 6.
In the present embodiment, described fin 16 is multi-disc, and is evenly distributed on same circumference, and fin 16 can increase
The heat exchange area of backflow sleeve pipe, thus realize quickly being heated or cooled of adsorption column body 5 internal adsorption agent, thus accelerate hydrogen
Extracting and the regeneration of adsorbent, and fin 16 preferably uses metal material, therefore fin 16 not only has good heat conductivity
Can, and certain pressure can be born.
In the present embodiment, as it is shown in figure 5, described tube support 4 includes outer shroud 20, internal ring 21, sleeve pipe 18 and props up
Fagging 19, described outer shroud 20 is connected with the medial wall of adsorption column body 5, and described sleeve pipe 18 is arranged on internal ring 21 and props up
On fagging 19, and the outer wall of outer tube 13 is surrounded by sleeve pipe 18, and described outer shroud 20 and internal ring 21 are connected by gripper shoe 19, and
Fagging 19 is in net distribution, and sleeve pipe 8 is also in net distribution, so that the adsorbent in adsorption column body 5 is in unit bodies
Backflow sleeve pipe 7 in long-pending is evenly distributed, thus improves the heat exchange efficiency of adsorbent and the heat exchange uniformity of adsorbent.
In the present embodiment, the lateral wall, upper, middle and lower portion of described adsorption column body is provided with temperature instrumentation 10,
The intrinsic real time temperature of adsorption column can be detected by temperature instrumentation 10, thus ensure adsorption tower normal working temperature, suction
Attached regeneration temperature, thus improve the response rate of hydrogen and ensure persistently carrying out of adsorbent reactivation, improve the use longevity of adsorbent
Life.
Work process of the present utility model is as follows: medium high pressure is sent in medium channel 14, and medium is at medium channel
Carrying from lower to upper in 14, medium carries out heat exchange by fin 16, outer tube 13 and adsorbent, thus realize adsorbent heating or
Cooling, then medium is entered in dielectric film filter pipe from top to bottom by inner tube 15 again, and whole device is when normal sorption,
Adsorbent need not heating, and after absorption, the hydrogen of residual is reclaimed by hydrogen outlet, and when adsorbent reactivation, needs first to add
Cooling down after heat, the adsorbent temperature regeneration temperature to be reached after its heating, the adsorbent temperature after cooling is then in room temperature, regeneration
Time, the harmful gas that adsorbent is discharged, under the blowback effect of hydrogen, reclaims harmful substance；During absorption, tail gas enters
In adsorption column body 5, harmful substance is then adsorbed by adsorbent, and hydrogen rises, and is discharged by hydrogen outlet 2, and by hydrogen
It is collected, for the production of polysilicon.
Claims (6)
1. polysilicon tail gas recovery system band wing shape bushing type adsorption column, it is characterised in that: it includes adsorption column body (5), returns
Stream sleeve pipe (7) and adjoining pipe (6), described adjoining pipe (6) spiral is arranged on the outer wall of adsorption column body (5), described backflow set
In pipe (7) is arranged on adsorption column body (5) by tube support (4), described backflow sleeve pipe (7) includes outer tube (13) and interior
Pipe (15), described inner tube (15) is positioned at the endoporus of outer tube (13), and the medial wall of inner tube (15) lateral wall and outer tube (13)
Between cavity formed medium channel (14), the top of described outer tube (13) is provided with the sealing cap (17) making medium back flow,
Being provided with multiple fin (16) on the lateral wall of described outer tube (13), the top of described adsorption column body (5) is further opened with
Adsorbent charging port (1) and hydrogen outlet (2), hydrogen outlet (2) is positioned at the side of adsorbent charging port (1), at adsorption column originally
The bottom of body (5) has adsorbent discharge port (9), the bottom sidewall of described adsorption column body (5) is also equipped with hydrogen total
Pipe (11) and hydrogen gas arm (12), described hydrogen gas arm (12) is connected with hydrogen manifold (11).
Polysilicon tail gas recovery system band wing shape bushing type adsorption column the most according to claim 1, it is characterised in that: described
The bottom of adjoining pipe (6) be adjoining pipe entrance (8), the top of adjoining pipe (6) is that adjoining pipe exports (3).
Polysilicon tail gas recovery system band wing shape bushing type adsorption column the most according to claim 1, it is characterised in that: described
Fin (16) be multiple, and be evenly distributed on same circumference.
Polysilicon tail gas recovery system band wing shape bushing type adsorption column the most according to claim 1, it is characterised in that: described
Tube support (4) include outer shroud (20), internal ring (21), sleeve pipe (18) and gripper shoe (19), described outer shroud (20) with inhale
The medial wall of attached column body (5) is connected, and described sleeve pipe (18) is arranged in internal ring (21) and gripper shoe (19), and sleeve pipe
(18) being surrounded by the outer wall of outer tube (13), described outer shroud (20) and internal ring (21) are connected by gripper shoe (19), and gripper shoe
(19) in net distribution.
Polysilicon tail gas recovery system band wing shape bushing type adsorption column the most according to claim 1, it is characterised in that: described
Inner tube (15) and outer tube (13) be metal material.
Polysilicon tail gas recovery system band wing shape bushing type adsorption column the most according to claim 1, it is characterised in that: described
Adsorption column body (5) lateral wall, upper, middle and lower portion on be provided with temperature instrumentation (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620627772.2U CN205672740U (en) | 2016-06-23 | 2016-06-23 | Polysilicon tail gas recovery system band wing shape bushing type adsorption column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620627772.2U CN205672740U (en) | 2016-06-23 | 2016-06-23 | Polysilicon tail gas recovery system band wing shape bushing type adsorption column |
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|---|---|
| CN205672740U true CN205672740U (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620627772.2U Active CN205672740U (en) | 2016-06-23 | 2016-06-23 | Polysilicon tail gas recovery system band wing shape bushing type adsorption column |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964105A (en) * | 2016-06-23 | 2016-09-28 | 成都瑞奇石化工程股份有限公司 | Wing-shaped pipe type adsorption column for polycrystalline silicon tail gas recovery system |
| CN111356516A (en) * | 2017-09-27 | 2020-06-30 | 江森自控科技公司 | Drain tank system for HVAC & R systems |
-
2016
- 2016-06-23 CN CN201620627772.2U patent/CN205672740U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964105A (en) * | 2016-06-23 | 2016-09-28 | 成都瑞奇石化工程股份有限公司 | Wing-shaped pipe type adsorption column for polycrystalline silicon tail gas recovery system |
| CN111356516A (en) * | 2017-09-27 | 2020-06-30 | 江森自控科技公司 | Drain tank system for HVAC & R systems |
| US11241650B2 (en) | 2017-09-27 | 2022-02-08 | Johnson Controls Technology Company | Emission canister system for a HVACandR system |
| US11413566B2 (en) | 2017-09-27 | 2022-08-16 | Johnson Controls Tyco IP Holdings LLP | Emission canister system for a HVAC and R system |
| US11738298B2 (en) | 2017-09-27 | 2023-08-29 | Johnson Controls Tyco IP Holdings LLP | Emission canister system for a HVAC and R system |
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: No.288, Qinghua East Road, Qingbaijiang District, Chengdu, Sichuan 610000 Patentee after: Chengdu Ruiqi Zhizao Technology Co.,Ltd. Address before: No.288, Qinghua East Road, Qingbaijiang District, Chengdu, Sichuan 610000 Patentee before: CHENGDU RICH PETROCHEMICAL ENGINEERING Co.,Ltd. |