CN212187845U - Combined detachable stripping tower distribution pipe structure - Google Patents
Combined detachable stripping tower distribution pipe structure Download PDFInfo
- Publication number
- CN212187845U CN212187845U CN202020701943.8U CN202020701943U CN212187845U CN 212187845 U CN212187845 U CN 212187845U CN 202020701943 U CN202020701943 U CN 202020701943U CN 212187845 U CN212187845 U CN 212187845U
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- China
- Prior art keywords
- pipe
- cap
- sealed
- pipe cap
- pad
- Prior art date
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- Expired - Fee Related
Links
- 238000009826 distribution Methods 0.000 title abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000005260 corrosion Methods 0.000 claims abstract description 7
- 230000007797 corrosion Effects 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000004202 carbamide Substances 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000004809 Teflon Substances 0.000 claims 1
- 229920006362 Teflon® Polymers 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 8
- 238000012856 packing Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a combined detachable stripping tower distribution pipe structure, which comprises a pipe body, wherein the pipe body is used for discharging stripping gas phase, and an external thread part is formed at one end of the pipe body; the pipe cap, be formed with a plurality of liquid holes of evenly arranging along its circumference on the pipe cap, the one end of pipe cap is formed with internal thread portion, internal thread portion be used for the realization with the cooperation of external screw thread portion is connected. The application provides a combination detachable strip tower distributing pipe structure, simple structure is reasonable, installation convenient to use, preparation low cost. The structure is compact, tidy and beautiful, and is suitable for any urea stripping tower, the structure of the stripping tower used at present can be modified in a calibration mode, the pipe body part can be reused, and the pipe cap increased due to corrosion of small holes can be replaced. Is worthy of large-area popularization and application.
Description
Technical Field
The utility model relates to a strip tower accessory technical field especially relates to a combination detachable strip tower distributing pipe structure.
Background
The stripping process of the stripper is a unit operation for recovering the absorbed solute and separating the absorbent from the solute to obtain regeneration. Meanwhile, in some cases, the stripping is also used for removing light components in liquid, such as the oil refining industry which uses steam as a stripping agent to remove the light components of oil varieties. Stripping can be used in conjunction with absorption or alone. The stripping column may be in the form of a tray column or a packed column. In any form of tower, raw materials enter the tower from the top of the tower and leave the tower from the bottom of the tower; the desorbent enters the column from the bottom of the column, contacts the liquid feed in countercurrent in the column, and leaves the column at the top of the column along with the components being stripped.
The stripping tower is the essential high-pressure equipment of chemical fertilizer manufacturing plant, and stripping tower upper portion is removable distributor, and the distributor main part is the distribution pipe, makes the synthetic tower play liquid form certain liquid level in stripping tower upper portion, and evenly distributed liquid phase gets into in the strip simultaneously.
The distribution pipe consists of a pipe body and a pipe cap, the pipe cap is provided with three liquid outlet small holes with an included angle of 120 degrees, liquid phase of the synthesis tower flows into the stripping pipe through the three small holes on each pipe to form a thin liquid film shape, the liquid film shape flows from the upper part to the lower part, and carbon dioxide at the lower part of the stripping tower enters countercurrent contact to form stripping. 3783 the distributing pipes are fixed together by pipe plates and distance bolts, so called distributor. The distribution pipe among the prior art adopts the welding mode to form whole non-detachable form for pipe shaft and pipe cap, directly abandons after the aperture grow of play liquid hole, because the material cost of distribution pipe is expensive, directly abandons and can bring very big economic loss for the enterprise.
SUMMERY OF THE UTILITY MODEL
The utility model provides a combination detachable strip tower distributing pipe structure.
The utility model provides a following scheme:
a modular removable stripper distributor structure comprising:
a tube body for discharging a stripping gas phase, the tube body having an external thread part formed at one end thereof;
the pipe cap is provided with a plurality of liquid outlet holes which are uniformly distributed along the circumferential direction of the pipe cap, and one end of the pipe cap is provided with an internal thread part which is used for realizing the matching connection with the external thread part;
wherein, the pipe shaft is located the tail end of external screw thread portion is formed with the sealed heavy groove of pad of first annular, the inboard of pipe cap is located the head end of internal thread portion is formed with the sealed heavy groove of pad of second annular, the pipe shaft with the pipe cap links to each other back first sealed heavy groove of pad with the sealed heavy groove of pad that seals of second annular encloses relatively and closes the sealed standing groove that seals up, it seals up to be used for setting up sealed the pad in the sealed standing groove.
Preferably: the sealing gasket is an annular polytetrafluoroethylene sealing gasket.
Preferably: the outer diameter of one end of the pipe body, which forms the external thread part, is the same as that of the pipe cap.
Preferably: the head end of external screw thread portion is connected with straight tube portion, and is a plurality of the liquid outlet hole all with straight tube portion is relative.
Preferably: the pipe shaft and the pipe cap are both formed with a clamping groove used for being connected with a wrench in a matched mode.
Preferably: the pipe body and the pipe cap are made of corrosion-resistant urea-grade stainless steel.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
by the utility model, a combined detachable stripping tower distribution pipe structure can be realized, and in one realization mode, the structure can comprise a pipe body, wherein the pipe body is used for discharging stripping gas phase, and an external thread part is formed at one end of the pipe body; the pipe cap is provided with a plurality of liquid outlet holes which are uniformly distributed along the circumferential direction of the pipe cap, and one end of the pipe cap is provided with an internal thread part which is used for realizing the matching connection with the external thread part; wherein, the pipe shaft is located the tail end of external screw thread portion is formed with the sealed heavy groove of pad of first annular, the inboard of pipe cap is located the head end of internal thread portion is formed with the sealed heavy groove of pad of second annular, the pipe shaft with the pipe cap links to each other back first sealed heavy groove of pad with the sealed heavy groove of pad that seals of second annular encloses relatively and closes the sealed standing groove that seals up, it seals up to be used for setting up sealed the pad in the sealed standing groove. The application provides a combination detachable strip tower distributing pipe structure, simple structure is reasonable, installation convenient to use, preparation low cost. The structure is compact, tidy and beautiful, and is suitable for any urea stripping tower, the structure of the stripping tower used at present can be modified in a calibration mode, the pipe body part can be reused, and the pipe cap increased due to corrosion of small holes can be replaced. Is worthy of large-area popularization and application.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a combined removable stripping tower distribution pipe structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a pipe body provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pipe cap provided by an embodiment of the present invention.
In the figure: the pipe comprises a pipe body 1, an external thread part 11, a first annular sealing gasket sinking groove 12, a straight pipe part 13, a pipe cap 2, a liquid outlet hole 21, an internal thread part 22, a second annular sealing gasket sinking groove 23 and a sealing gasket 3.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
Referring to fig. 1, 2 and 3, a combined detachable stripping tower distribution pipe structure provided in an embodiment of the present invention, as shown in fig. 1, 2 and 3, includes a pipe body 1, wherein the pipe body 1 is used for discharging a stripping gas phase, and an external threaded portion 11 is formed at one end of the pipe body 1;
the pipe cap 2 is provided with a plurality of liquid outlet holes 21 uniformly distributed along the circumferential direction of the pipe cap 2, one end of the pipe cap 2 is provided with an internal thread part 22, and the internal thread part 22 is used for realizing the matching connection with the external thread part 11;
wherein, the pipe shaft 1 is located the tail end of external screw thread portion 11 is formed with the sealed heavy groove 12 of first annular packing, the inboard of pipe cap 2 is located the head end of internal thread portion 22 is formed with the sealed heavy groove 23 of second annular packing, the pipe shaft 1 with the pipe cap 2 links to each other back first annular packing heavy groove 12 with the sealed heavy groove 23 of second annular packing encloses relatively and closes the sealed standing groove that fills up of formation, it seals up 3 to be used for setting up sealed the pad in the sealed standing groove.
Specifically, the seal gasket 3 is an annular polytetrafluoroethylene seal gasket. The sealing structure formed by the polytetrafluoroethylene sealing pad expands after being heated, so that a good sealing effect can be achieved.
Further, the outer diameter of the end of the pipe body forming the external thread part 11 is the same as the outer diameter of the pipe cap 2. Traditional pipe shaft will be less than the external diameter of pipe cap, and the utensil part of pipe shaft adopts thickening processing in the scheme that this application provided can guarantee that pipe shaft and pipe cap are connected back intensity and leakproofness and all reach good effect. The head end of external screw thread portion is connected with straight tube portion 13, and is a plurality of the liquid outlet hole all with straight tube portion is relative.
In order to facilitate the installation and the disassembly of the structure, the pipe body and the pipe cap are both provided with a clamping groove which is used for being connected with a wrench in a matched mode. Can use the spanner to install and dismantle this structure fast through the draw-in groove. In order to improve the mechanical property of the structure and meet the working requirement, the pipe body and the pipe cap are made of corrosion-resistant urea-grade stainless steel.
The structure provided by the application is a stripper tower distribution pipe which is combined, detachable and reusable, and comprises a pipe body, wherein the pipe body is made of corrosion-resistant urea-grade stainless steel materials, and the pipe body is used for discharging stripping gas phase; the pipe cap, the pipe shaft lower part is used for getting into stripper liquid distribution area aperture position, pipe shaft and pipe cap inner space are the gaseous circulation space from bottom to top of stripping. The lower end of the pipe body is provided with a protruding external thread, and the upper part of the pipe cap is provided with a recessed internal thread. The original distribution pipe is directly discarded by welding the pipe body and the pipe cap in a welding mode and enlarging the aperture. The structure that this application provided adopts threaded connection for pipe shaft and pipe cap, and the tube head is only changed in the aperture increase, and the pipe shaft can continue to use, reducible about 2/3's investment. Convenient replacement, investment saving and reasonable utilization of pipe body parts.
The application provides a combination detachable strip tower distributing pipe structure, simple structure is reasonable, installation convenient to use, preparation low cost. The structure is compact, tidy and beautiful, and is suitable for any urea stripping tower, the structure of the stripping tower used at present can be modified in a calibration mode, the pipe body part can be reused, and the pipe cap increased due to corrosion of small holes can be replaced. Is worthy of large-area popularization and application.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. A combination removable stripper distributor structure, comprising:
a tube body for discharging a stripping gas phase, the tube body having an external thread part formed at one end thereof;
the pipe cap is provided with a plurality of liquid outlet holes which are uniformly distributed along the circumferential direction of the pipe cap, and one end of the pipe cap is provided with an internal thread part which is used for realizing the matching connection with the external thread part;
wherein, the pipe shaft is located the tail end of external screw thread portion is formed with the sealed heavy groove of pad of first annular, the inboard of pipe cap is located the head end of internal thread portion is formed with the sealed heavy groove of pad of second annular, the pipe shaft with the pipe cap links to each other back first sealed heavy groove of pad with the sealed heavy groove of pad that seals of second annular encloses relatively and closes the sealed standing groove that seals up, it seals up to be used for setting up sealed the pad in the sealed standing groove.
2. The unitized removable stripper distributor tube structure of claim 1, wherein said gasket is an annular teflon gasket.
3. The unitized removable stripper distributor tube structure of claim 1, wherein said tube body has an outer diameter at an end thereof forming said external threaded portion that is the same as an outer diameter of said tube cap.
4. The combined removable stripper column distributor structure of claim 1, wherein a straight pipe portion is connected to the head end of said external threaded portion, and said plurality of liquid outlet holes are all opposite to said straight pipe portion.
5. The modular removable stripper distributor structure of claim 1, wherein said body and said cap each define a slot for mating engagement with a wrench.
6. The modular removable stripper distributor tube structure of claim 1, wherein said tube body and said tube cap are made of corrosion resistant urea grade stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020701943.8U CN212187845U (en) | 2020-04-30 | 2020-04-30 | Combined detachable stripping tower distribution pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020701943.8U CN212187845U (en) | 2020-04-30 | 2020-04-30 | Combined detachable stripping tower distribution pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212187845U true CN212187845U (en) | 2020-12-22 |
Family
ID=73831422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020701943.8U Expired - Fee Related CN212187845U (en) | 2020-04-30 | 2020-04-30 | Combined detachable stripping tower distribution pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212187845U (en) |
-
2020
- 2020-04-30 CN CN202020701943.8U patent/CN212187845U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201222 |