CN106621426A - Corrosion-resistant three-effect evaporator - Google Patents
Corrosion-resistant three-effect evaporator Download PDFInfo
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- CN106621426A CN106621426A CN201510723484.7A CN201510723484A CN106621426A CN 106621426 A CN106621426 A CN 106621426A CN 201510723484 A CN201510723484 A CN 201510723484A CN 106621426 A CN106621426 A CN 106621426A
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- perforated plate
- tube
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- barrel
- tube plate
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Abstract
The invention discloses a corrosion-resistant three-effect evaporator, comprising an upper seal end, an upper tube plate, a heat exchange tube, a barrel, a lower tube plate, a lower seal end and a liquid discharge structure, wherein the upper tube plate has a disk-like structure with a lower periphery and an upward convex middle part; the liquid discharge structure comprises a flange and a connecting tube; the connecting tube penetrates through the barrel wall of the barrel, one end extending out of the barrel is connected with the flange, the other end in the barrel penetrates through the upper tube plate from bottom to top, is fixedly connected to the peripheral part of the upper tube plate and is communicated with a cavity of the upper seal head, and a tube opening of the end is lower than the upper end face of the periphery of the upper tube plate; further improvements are that the upper tube pate, the lower tube plate and the inner wall of a connecting hole of the heat exchange tube are provided with triangular grooves convenient for expanded connection with the heat exchange tube; and connection parts between the lower end face of the upper tube plate and the barrel and between the upper end face of the lower tube plate and the barrel, next to the inner wall of the barrel, are provided with a ring groove respectively. The corrosion-resistant three-effect evaporator disclosed by the invention can discharge liquid on the upper end face of the upper tube plate in time, and is good in corrosion resistance; the tube plates and the heat exchange tube are sealed reliably; and the welding stresses between the tube plates and the barrel are small, so that the service life is long.
Description
Technical field
The present invention relates to a kind of chemical industry equipment, and in particular to a kind of triple effect evaporator.
Background technology
Triple effect evaporator includes upper cover, upper perforated plate, heat exchanger tube, cylinder, lower perforated plate and low head, and drainage structure is provided with upper perforated plate.The triple effect evaporator of prior art includes upper cover, upper perforated plate, heat exchanger tube, cylinder, lower perforated plate, low head and drainage structure, upper perforated plate, lower perforated plate are respectively fixedly connected with cylinder upper and lower side, and heat exchanger tube upper and lower side is respectively fixedly connected with upper perforated plate, lower perforated plate.Drainage structure includes flange, adapter, and adapter runs through cylinder barrel, and the one end stretched out outside cylinder is connected with flange, and the other end in cylinder runs through from bottom to top upper perforated plate, and is fixedly connected on upper perforated plate, connects with upper cover cavity；Adapter is typically welded to connect with upper perforated plate, and connection pipe opening is typically higher by upper perforated plate end face, is welded with upper perforated plate to take over.This drainage structure can play discharge opeing effect, but because connection pipe opening is typically higher by upper perforated plate end face, still having a small amount of liquid can not discharge in time, adapter, upper perforated plate etc. can so be corroded, if high temperature corrosion liquid, corrosivity is higher, shortens the service life of corrosion-resistant triple effect evaporator.
The content of the invention
The present invention is directed to the deficiencies in the prior art, proposes a kind of corrosion-resistant triple effect evaporator that can be emptied in time.
The present invention is achieved through the following technical solutions technical goal.
Corrosion-resistant triple effect evaporator, including upper cover, upper perforated plate, heat exchanger tube, cylinder, lower perforated plate, low head and drainage structure；The upper perforated plate, lower perforated plate are respectively fixedly connected with cylinder upper and lower side；The heat exchanger tube upper and lower side is respectively fixedly connected with upper perforated plate, lower perforated plate；The drainage structure includes flange, adapter；The adapter runs through cylinder barrel, and the one end stretched out outside cylinder is connected with flange, and the other end in cylinder runs through from bottom to top upper perforated plate, and is fixedly connected on upper perforated plate, connects with upper cover cavity；It is theed improvement is that：The upper perforated plate is that periphery is low, the disk-like structure that middle part raises up；The other end of the cylinder inner connecting tube is fixedly connected on upper perforated plate peripheral part, and the mouth of pipe of this one end is less than upper perforated plate periphery upper surface.
In said structure, the connecting hole inwall of the upper perforated plate, lower perforated plate and heat exchanger tube is provided with the triangular groove for being easy to expanded joint heat exchanger tube.
In said structure, the upper perforated plate lower surface is provided with annular groove I with cylinder junction at cylinder inboard wall；The lower perforated plate upper surface is provided with annular groove II with cylinder junction at cylinder inboard wall.
The present invention compared with prior art, has the positive effect that：
1st, upper perforated plate is that periphery is low, the disk-like structure that middle part raises up, the other end of cylinder inner connecting tube is fixedly connected on upper perforated plate peripheral part, the mouth of pipe of this one end is less than upper perforated plate periphery upper surface, the liquid on upper perforated plate upper surface can in time be discharged, avoid due to liquid residue, decay resistance of the present invention is significantly improved, significantly extends service life of the present invention.
2nd, the connecting hole inwall of upper perforated plate, lower perforated plate and heat exchanger tube is provided with the triangular groove for being easy to expanded joint heat exchanger tube, for the expanded joint of exchanger tubes and tubesheets, reduce the machining accuracy of tubesheet holes and the surface roughness requirements of heat exchanger tube, significantly improve the sealing effectiveness of tube sheet, increase the anti-pulling-out force of heat exchanger tube, the quality of heat exchanger is improve, further extends service life of the present invention.
3rd, upper perforated plate lower surface, lower perforated plate upper surface and cylinder junction are respectively equipped with annular groove at cylinder inboard wall, can substantially reduce the welding stress of upper perforated plate, lower perforated plate and barrel soldering junction, further extend service life of the present invention.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the enlarged diagram of I part in Fig. 1.
Fig. 3 is the enlarged diagram of II part in Fig. 1.
Specific embodiment
Below according to accompanying drawing and in conjunction with the embodiments the invention will be further described.
Corrosion-resistant triple effect evaporator shown in the drawings, including upper cover 1, upper perforated plate 2, heat exchanger tube 4, cylinder 5, lower perforated plate 6, low head 7 and drainage structure 3；Upper perforated plate 2, lower perforated plate 6 are respectively fixedly connected with the upper and lower side of cylinder 5；The upper and lower side of heat exchanger tube 4 is respectively fixedly connected with upper perforated plate 2, lower perforated plate 6；Upper perforated plate 2 is that periphery is low, the disk-like structure that middle part raises up；Drainage structure 3 includes flange 3.1, adapter 3.2；Adapter 3.2 runs through the barrel of cylinder 5, the one end stretched out outside cylinder 5 is connected with flange 3.1, and the other end in cylinder 5 runs through from bottom to top upper perforated plate 2, and is fixedly connected on the peripheral part of upper perforated plate 2, connect with the cavity of upper cover 1, the mouth of pipe of this one end is less than the periphery upper surface of upper perforated plate 2.
Upper perforated plate 2, lower perforated plate 6 are provided with the triangular groove for being easy to expanded joint heat exchanger tube with the connecting hole inwall of heat exchanger tube 4.
The lower surface of upper perforated plate 2 is provided with annular groove I 2.1 with the junction of cylinder 5 at the inwall of cylinder 5；The upper surface of lower perforated plate 6 is provided with annular groove II 6.1 with the junction of cylinder 5 at the inwall of cylinder 5.
Claims (3)
1. a kind of corrosion-resistant triple effect evaporator, including upper cover（1）, upper perforated plate（2）, heat exchanger tube（4）, cylinder（5）, lower perforated plate（6）, low head（7）And drainage structure（3）；The upper perforated plate（2）, lower perforated plate（6）It is respectively fixedly connected with cylinder（5）Upper and lower side；The heat exchanger tube（4）Upper and lower side is respectively fixedly connected with upper perforated plate（2）, lower perforated plate（6）On；The drainage structure（3）Including flange（3.1）, adapter（3.2）；The adapter（3.2）Through cylinder（5）Barrel, stretches out cylinder（5）Outer one end and flange（3.1）Connection, cylinder（5）The interior other end runs through from bottom to top upper perforated plate（2）, and it is fixedly connected on upper perforated plate（2）On, with upper cover（1）Cavity is connected；It is characterized in that：The upper perforated plate（2）For the disk-like structure that periphery is low, middle part raises up；The cylinder（5）Inner connecting tube（3.2）The other end be fixedly connected on upper perforated plate（2）Peripheral part, the mouth of pipe of this one end is less than upper perforated plate（2）Periphery upper surface.
2. corrosion-resistant triple effect evaporator according to claim 1, it is characterised in that：The upper perforated plate（2）, lower perforated plate（6）With heat exchanger tube（4）Connecting hole inwall be provided with the triangular groove for being easy to expanded joint heat exchanger tube.
3. corrosion-resistant triple effect evaporator according to claim 1 and 2, it is characterised in that：The upper perforated plate（2）Lower surface and cylinder（5）Junction abuts cylinder（5）Annular groove I is provided with inwall（2.1）；The lower perforated plate（6）Upper surface and cylinder（5）Junction abuts cylinder（5）Annular groove II is provided with inwall（6.1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723484.7A CN106621426A (en) | 2015-11-01 | 2015-11-01 | Corrosion-resistant three-effect evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723484.7A CN106621426A (en) | 2015-11-01 | 2015-11-01 | Corrosion-resistant three-effect evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106621426A true CN106621426A (en) | 2017-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510723484.7A Pending CN106621426A (en) | 2015-11-01 | 2015-11-01 | Corrosion-resistant three-effect evaporator |
Country Status (1)
| Country | Link |
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| CN (1) | CN106621426A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404437A (en) * | 2018-02-02 | 2018-08-17 | 张先福 | A kind of triple effect evaporator |
Citations (7)
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|---|---|---|---|---|
| FR2442886A1 (en) * | 1978-05-09 | 1980-06-27 | Tepral Grpt Interet Economique | Continuous cooking of beer wort reduces energy requirement - by recycling vapour from boiling vessels via compressor back to vessel heaters |
| CN201200886Y (en) * | 2008-05-23 | 2009-03-04 | 常州敦先化工设备有限公司 | Multiphase heat-removing heat-insulated pipe shell type reactor |
| CN201764855U (en) * | 2010-07-28 | 2011-03-16 | 常州市万象化工机械有限公司 | Heat exchanger |
| CN103047883A (en) * | 2013-01-11 | 2013-04-17 | 哈尔滨工程大学 | Square shell and tube heat exchanger with waved tube |
| CN104001340A (en) * | 2013-02-25 | 2014-08-27 | 泰州市瑞华化工设备制造有限公司 | Triple-effect evaporator liquid discharge structure |
| CN204007190U (en) * | 2014-05-13 | 2014-12-10 | 宁波嘉鸿新材料科技有限公司 | A kind of reflux condenser |
| CN205084429U (en) * | 2015-11-01 | 2016-03-16 | 江苏景泰石油化工装备有限公司 | Corrosion -resistant triple -effect evaporator |
-
2015
- 2015-11-01 CN CN201510723484.7A patent/CN106621426A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2442886A1 (en) * | 1978-05-09 | 1980-06-27 | Tepral Grpt Interet Economique | Continuous cooking of beer wort reduces energy requirement - by recycling vapour from boiling vessels via compressor back to vessel heaters |
| CN201200886Y (en) * | 2008-05-23 | 2009-03-04 | 常州敦先化工设备有限公司 | Multiphase heat-removing heat-insulated pipe shell type reactor |
| CN201764855U (en) * | 2010-07-28 | 2011-03-16 | 常州市万象化工机械有限公司 | Heat exchanger |
| CN103047883A (en) * | 2013-01-11 | 2013-04-17 | 哈尔滨工程大学 | Square shell and tube heat exchanger with waved tube |
| CN104001340A (en) * | 2013-02-25 | 2014-08-27 | 泰州市瑞华化工设备制造有限公司 | Triple-effect evaporator liquid discharge structure |
| CN204007190U (en) * | 2014-05-13 | 2014-12-10 | 宁波嘉鸿新材料科技有限公司 | A kind of reflux condenser |
| CN205084429U (en) * | 2015-11-01 | 2016-03-16 | 江苏景泰石油化工装备有限公司 | Corrosion -resistant triple -effect evaporator |
Non-Patent Citations (2)
| Title |
|---|
| 朱方鸣: "《化工机械制造技术 第二版》", 30 April 2010, 化学工业出版社 * |
| 杨兰等: "《化工设备 第二版》", 30 September 2009, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404437A (en) * | 2018-02-02 | 2018-08-17 | 张先福 | A kind of triple effect evaporator |
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Application publication date: 20170510 |
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