CN204987961U - Floating head formula single tube journey countercurrent flow ware - Google Patents
Floating head formula single tube journey countercurrent flow ware Download PDFInfo
- Publication number
- CN204987961U CN204987961U CN201520544601.9U CN201520544601U CN204987961U CN 204987961 U CN204987961 U CN 204987961U CN 201520544601 U CN201520544601 U CN 201520544601U CN 204987961 U CN204987961 U CN 204987961U
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- China
- Prior art keywords
- tube
- heat exchanger
- bobbin carriage
- pipe
- case
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The utility model provides a floating head formula single tube journey countercurrent flow ware, belongs to petrochemical, energy -conservation, process equipment equipment technical field for solve the conventional heat exchanger heat transfer degree of depth not high, can not satisfy degree of depth energy -conservation and require the problem. Including equipment casing, heat exchanger tube bundles, outer tube case and inner tube case, characterized by: set up the sleeve pipe that a plurality of groups comprise inner tube and outer tube at the heat exchanger tube bundles intermediate position, or set up the inner conduit connection inner tube case and the tube side mouth of pipe of taking compensator and flange to set up the interpolation thing in the heat exchange tube, heat exchanger tube bundles and outer tube one end are connected with outer tube sheet and are fed through with the outer tube case, and the other end is connected with interior tube sheet and is fed through with the inner tube case, the inner tube case is stretched into to the inner end of inner tube, and the outer end is connected with the looped pipeline case, and outer tube case and looped pipeline case all are equipped with the mouth of pipe. Be used for high temperature medium countercurrent flow, improve the heat transfer degree of depth, realize that the degree of depth is energy -conserving.
Description
Technical field
The utility model belongs to petrochemical industry, energy-conservation, Process Equipment equipment technical field, particularly a kind of floating head type single tube journey contra-flow heat exchanger.
Background technology
Petrochemical production process has a lot of low temperature, middle temperature, high-temperature residual heat, and how to greatest extent recovery waste heat is one of energy-conservation key.As catalytic cracking unit fractionating system have fractionation tower top oil gas 130 ~ 80 DEG C of low temperature exhaust heats, top recycle oil have 80 DEG C ~ 140 DEG C low temperature exhaust heats, its Low Temperature Thermal is reclaimed in usual employing and 60 ~ 70 DEG C of hot water heat exchange, conventional multi-tube pass heat exchanger is adopted to reclaim above-mentioned Low Temperature Thermal more difficult, force and can only reclaim wherein a part of heat, remainder heat adopts recirculated water or the air cooler type of cooling to take out.Atmospheric and vacuum distillation unit crude oil improves temperature by heat exchange and reduces energy consumption to reduce furnace fuel consumption, be conducive to beyond doubt improving crude oil heat exchange final temperature to greatest extent according to countercurrent flow, but crude oil heat exchange final temperature higher employing conventional multi-tube pass heat exchanger, fixed tube sheet single-pass exchanger all can not meet the demands.The process unit such as hydrogenation, hydrogen manufacturing also has the requirement improving heat exchange final temperature to greatest extent, reduce energy consumption.Therefore current in the urgent need to one high temperature resistant single tube journey contra-flow heat exchanger, improve the heat exchange degree of depth to greatest extent, meet degree of depth power conservation requirement.
Summary of the invention
The purpose of this utility model is to provide a kind of floating head type single tube journey contra-flow heat exchanger, can adapt to high-temperature medium countercurrent flow, improves the heat exchange degree of depth to greatest extent, meets degree of depth power conservation requirement.
The utility model solves the technical scheme that its technical problem adopts: comprise apparatus casing, heat-exchanging tube bundle, outer bobbin carriage and interior bobbin carriage, it is characterized in that: the some groups of sleeve pipes be made up of inner and outer tubes are set in heat-exchanging tube bundle centre position, or band compensator is set is connected interior bobbin carriage and the tube side mouth of pipe with the inner catheter of flange, and interposer is set in heat exchanger tube; Heat-exchanging tube bundle and outer tube one end are connected with outer tube plate and are communicated with outer bobbin carriage, and the other end is connected with internal tube plate and is communicated with interior bobbin carriage; Interior bobbin carriage is stretched in the inner end of interior pipe, and outer end is connected with looped pipeline case, and outer bobbin carriage and looped pipeline case are equipped with the mouth of pipe.
Further, heat exchanger tube is light pipe or bellows or screwed pipe or longitudinal finned tube.
Further, heat exchanger shell pass arranges rod baffle or spiral plate or segmental baffle, arranges import and export external flow guiding cylinder.
Further, interior pipe outer end passes from outer bobbin carriage end plate and is connected with concetrated pipe, or heat-exchanging tube bundle two ends are connected with concetrated pipe respectively.
Further, the tube side mouth of pipe is in housing sidewall, and inner catheter is bend pipe; Or the tube side mouth of pipe is at shell end end socket, inner catheter is straight tube.
Further, compensator is back-shaped bend pipe or expansion joint.
The utility model innovative point and good effect:
The utility model innovative point is: arrange the some groups of sleeve pipes be made up of inner and outer tubes in heat-exchanging tube bundle centre position, or arranges band compensator and is connected interior bobbin carriage and the tube side mouth of pipe with the inner catheter of flange, and arranges interposer in heat exchanger tube; Heat-exchanging tube bundle and outer tube one end are connected with outer tube plate and are communicated with outer bobbin carriage, and the other end is connected with internal tube plate and is communicated with interior bobbin carriage; Interior bobbin carriage is stretched in the inner end of interior pipe, and outer end is connected with looped pipeline case, and outer bobbin carriage and looped pipeline case are equipped with the mouth of pipe.
The utility model good effect is: 1, heat-exchanging tube bundle can expand at enclosure interior Free Thermal, can realize high-temperature medium countercurrent flow, improves the heat exchange degree of depth to greatest extent, to realize the degree of depth energy-conservation.2, interposer augmentation of heat transfer is set in heat exchanger tube, heat transfer coefficient is high, device efficiency is high.3, heat-exchanging tube bundle overallly can extract maintenance out conveniently.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram of floating head type single tube journey contra-flow heat exchanger.
Bobbin carriage in 1-, 2-outer tube, 3-apparatus casing, 4-heat-exchanging tube bundle, 5-shell-side outlet, the import of 6-tube side, the outer bobbin carriage of 7-, pipe in 8-, the external looped pipeline case of 9-, 10-tube side exports, the import of 11-shell side.
Fig. 2 is the schematic diagram of another kind of floating head type single tube journey contra-flow heat exchanger.
Bobbin carriage in 1-, 2-outer tube, 3-apparatus casing, 4-heat-exchanging tube bundle, 5-shell-side outlet, the import of 6-tube side, the outer bobbin carriage of 7-, pipe in 8-, the built-in looped pipeline case of 9A-, 10-tube side exports, the import of 11-shell side.
Fig. 3 is the schematic diagram of another kind of floating head type single tube journey contra-flow heat exchanger.
Bobbin carriage in 1-, 2-outer tube, 3-apparatus casing, 4-heat-exchanging tube bundle, 5-shell-side outlet, the import of 6-tube side, the outer bobbin carriage of 7-, pipe in 8-, 9B-concetrated pipe, 10-tube side exports, the import of 11-shell side.
Fig. 4 is the schematic diagram of another kind of floating head type single tube journey contra-flow heat exchanger.
Bobbin carriage in 1-, 3-apparatus casing, 4-heat-exchanging tube bundle, 5-shell-side outlet, the import of 6-tube side, the outer bobbin carriage of 7-, 10-tube side exports, the import of 11-shell side, 12-expander, 13-flange, 14-inner spout, 15-inner catheter.
Detailed description of the invention
See Fig. 1 ~ Fig. 3, have shell side import 11 bottom apparatus casing 3, shell-side outlet 5 is arranged at top, and inside is provided with heat-exchanging tube bundle 4, in heat exchanger tube, arrange interposer; Arrange the some groups of sleeve pipes be made up of interior pipe 8 and outer tube 2 in heat-exchanging tube bundle 4 centre position, heat-exchanging tube bundle 4 and outer tube 2 one end are connected with outer tube plate and are communicated with outer bobbin carriage 7, and the other end is connected with internal tube plate and is communicated with interior bobbin carriage 1; The inner end of interior pipe 8 is stretched into interior bobbin carriage 1, Fig. 1 outer end and is connected with external looped pipeline case 9, and Fig. 2 outer end is connected with built-in looped pipeline case 9A, and Fig. 3 outer end is connected with concetrated pipe 9B; Outer bobbin carriage 7 is provided with tube side import 6, and external looped pipeline case 9, built-in looped pipeline case 9A, concetrated pipe 9B are provided with tube side outlet 10.
See Fig. 4, have shell side import 11 bottom apparatus casing 3, shell-side outlet 5 is arranged at top, and inside is provided with heat-exchanging tube bundle 4, in heat exchanger tube, arrange interposer; Interior bobbin carriage 1 is provided with inner spout 14, exports 10 be connected through inner catheter 15 (being provided with flange 13, expander 12) with tube side.
See Fig. 1 ~ Fig. 3, high-temperature technology medium enters from tube side import 6, distribute through outer bobbin carriage 7 and enter heat-exchanging tube bundle 4 and outer tube 2, then to other end flowing (through interposer augmentation of heat transfer) and shell side processing medium countercurrent flow, tube side processing medium heat-exchange temperature is gathered at interior bobbin carriage 1 after reducing, then along interior pipe 8 outwardly, Fig. 1 flows to external looped pipeline case 9, Fig. 2 flows to built-in looped pipeline case 9A, and Fig. 3 flows to concetrated pipe 9B, discharges finally by tube side outlet 10.Low temperature shell side medium enters from shell side import 11, from heat-exchanging tube bundle 4 gap flow through raise with tube side medium counter flow heat-exchange temperature after discharge from top shell-side outlet 5.Realize tube side medium and the heat exchange of shell side medium counter flow, interior pipe 8 free-extension therefore this equipment can operate in outer tube 2 under high temperature, condition of high voltage, and overallly from housing can extract tube bank easy access out.
See Fig. 4, high-temperature technology medium enters from tube side import 6, distribute through outer bobbin carriage 7 and enter heat-exchanging tube bundle 4, then flow along heat exchanger tube 4 to the other end (through interposer augmentation of heat transfer) and shell side processing medium countercurrent flow, tube side processing medium heat-exchange temperature is gathered at interior bobbin carriage 1 after reducing, and then discharges from tube side outlet 10 through inner spout 14, inner catheter 15.Low temperature shell side medium enters from shell side import 11, from heat-exchanging tube bundle 4 gap flow through raise with tube side medium counter flow heat-exchange temperature after discharge from top shell-side outlet 5.Realize tube side medium and the heat exchange of shell side medium counter flow, expander 12 absorption heat-exchange tube bank 4 is stretched therefore can operate under higher temperature conditions, opens flange and overallly from housing can extract tube bank easy access out.
Claims (5)
1. a floating head type single tube journey contra-flow heat exchanger, comprise apparatus casing, heat-exchanging tube bundle, outer bobbin carriage and interior bobbin carriage, it is characterized in that: the some groups of sleeve pipes be made up of inner and outer tubes are set in heat-exchanging tube bundle centre position, or band compensator is set is connected interior bobbin carriage and the tube side mouth of pipe with the inner catheter of flange, and interposer is set in heat exchanger tube; Heat-exchanging tube bundle and outer tube one end are connected with outer tube plate and are communicated with outer bobbin carriage, and the other end is connected with internal tube plate and is communicated with interior bobbin carriage; Interior bobbin carriage is stretched in the inner end of interior pipe, and outer end is connected with looped pipeline case, and outer bobbin carriage and looped pipeline case are equipped with the mouth of pipe.
2. floating head type single tube journey contra-flow heat exchanger according to claim 1, is characterized in that: heat exchanger tube is light pipe or bellows or screwed pipe or finned tube.
3. floating head type single tube journey contra-flow heat exchanger according to claim 1, is characterized in that: heat exchanger shell pass arranges rod baffle or spiral plate or segmental baffle, arranges import and export external flow guiding cylinder.
4. floating head type single tube journey contra-flow heat exchanger according to claim 1, is characterized in that: looped pipeline case is case structure or manifold structure, is arranged on inside or the outside of outer bobbin carriage.
5. floating head type single tube journey contra-flow heat exchanger according to claim 1, is characterized in that: compensator is back-shaped bend pipe or expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544601.9U CN204987961U (en) | 2015-07-24 | 2015-07-24 | Floating head formula single tube journey countercurrent flow ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544601.9U CN204987961U (en) | 2015-07-24 | 2015-07-24 | Floating head formula single tube journey countercurrent flow ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204987961U true CN204987961U (en) | 2016-01-20 |
Family
ID=55122322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520544601.9U Expired - Fee Related CN204987961U (en) | 2015-07-24 | 2015-07-24 | Floating head formula single tube journey countercurrent flow ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204987961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643222A (en) * | 2016-11-25 | 2017-05-10 | 上海锅炉厂有限公司 | Shell-pass-self-cooling-protecting floating head heat exchanger and heat exchanging method |
| CN114353576A (en) * | 2021-12-17 | 2022-04-15 | 中核武汉核电运行技术股份有限公司 | Water supply heat shield sleeve and water supply heat shield calculation method thereof |
-
2015
- 2015-07-24 CN CN201520544601.9U patent/CN204987961U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643222A (en) * | 2016-11-25 | 2017-05-10 | 上海锅炉厂有限公司 | Shell-pass-self-cooling-protecting floating head heat exchanger and heat exchanging method |
| CN106643222B (en) * | 2016-11-25 | 2019-08-02 | 上海锅炉厂有限公司 | A kind of shell side is from cooling protection movable tube sheets heat exchanger and heat-exchange method |
| CN114353576A (en) * | 2021-12-17 | 2022-04-15 | 中核武汉核电运行技术股份有限公司 | Water supply heat shield sleeve and water supply heat shield calculation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 100070 Beijing Fengtai District Fangfei Road 88 Courtyard Building 2 Unit 202 Patentee after: Liu Yingju Address before: 100011 A0406, 4th Floor, Royal City International A Block, 136 Andingmenwai Street, Dongcheng District, Beijing Patentee before: Liu Yingju |
|
| 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: 20160120 Termination date: 20190724 |