CN203090500U - Ammonia cold-cold mixing combined heat exchanger - Google Patents
Ammonia cold-cold mixing combined heat exchanger Download PDFInfo
- Publication number
- CN203090500U CN203090500U CN 201220706312 CN201220706312U CN203090500U CN 203090500 U CN203090500 U CN 203090500U CN 201220706312 CN201220706312 CN 201220706312 CN 201220706312 U CN201220706312 U CN 201220706312U CN 203090500 U CN203090500 U CN 203090500U
- Authority
- CN
- China
- Prior art keywords
- cold
- ammonia
- chamber
- tube sheet
- communicated
- Prior art date
- 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
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to an ammonia cold-cold mixing combined heat exchanger. The ammonia cold-cold mixing combined heat exchanger comprises an ammonia cold shell, wherein the ammonia cold shell is internally sequentially provided with an ammonia cold device hot end, an ammonia cold device and an ammonia cold device cold end from top to bottom; the ammonia cold device is composed of an evaporating chamber, liquid ammonia inlets and gas ammonia outlets; the evaporating chamber is internally provided with a heat exchange pipe, and the heat exchange pipe is composed of outer pipes and inner pipes sleeved in the outer pipes; a chamber formed between an inner end socket of the ammonia cold device and a pipe plate arranged on the upper ends of the inner pipes is communicated with the cold air outlet, and a chamber formed between the pipe plate arranged on the upper end of the inner pipes and a pipe plate arranged on the upper ends of the outer pipes is communicated with a hot air inlet; and the pipe plate formed on the lower ends of the outer pipes of the ammonia cold device cold end and the pipe plate arranged on the lower ends of the inner pipes are communicated with the hot air inlet, and a chamber formed between the pipe plate arranged on the lower ends of the inner pipes and the bottom end of the ammonia cold shell is communicated with the cold air inlet. The ammonia cold-cold mixing combining heat exchanger provided by the utility model has the advantages that combined type equipment is adopted, at least two high pressure shells are saved, the precious field is saved, a connecting pipeline is saved, large investment is saved, the inner pipes of the heat exchange pipe are corrugated pipes, the resistance is weaker, and the heat transfer efficiency is greatly improved.
Description
Technical field
The utility model belongs to technical field of chemical, is specifically related to cold, the cold friendship unitized exchanger of a kind of vertical ammonia.
Background technology
At present, want to reach air cooling that the ammonia synthesis water-cooled comes out but, must be cold, three kinds of equipment of the cold friendship of secondary amine cold-peace finish by primary amine.This will have three high pressure shells, but this occupation area of equipment is too big, drop into too much, and resistance is very big.
The utility model content
The purpose of this utility model is at existing problem, and a kind of heat transfer efficiency height, less investment of design, floor space is little, resistance is little ammonia cold-cold friendship unitized exchanger.
Concrete technical scheme of the present utility model is as follows:
A kind of ammonia is cold-cold friendship unitized exchanger, comprise the ammonia cooled case, and be provided with ammonia cooler hot junction, ammonia cooler and ammonia cooler cold junction in the ammonia cooled case from top to bottom successively;
Described ammonia cooler is made up of vaporization chamber, liquefied ammonia import, gas ammonia outlet, is provided with heat exchanger tube in the vaporization chamber, and described heat exchanger tube is made up of outer tube and the interior pipe that is enclosed within the outer tube;
The ammonia cooler hot junction is provided with end socket from top to bottom successively, interior pipe upper end tube sheet, outer tube upper end tube sheet, the chamber that forms between end socket and the interior pipe upper end tube sheet is communicated with cold air outlet, and the chamber that forms between the tube sheet on tube sheet and the outer tube on the interior pipe is communicated with hot air intake;
The ammonia cooler cold junction is provided with outer tube lower end tube sheet and interior pipe lower end tube sheet from top to bottom successively, the chamber that forms between outer tube lower end tube sheet and the interior pipe lower end tube sheet is communicated with heat outlet, and interior pipe lower end tube sheet is communicated with the cold air import with the chamber that ammonia cooled case bottom forms.
Described vaporization chamber is separated into one-level vaporization chamber and dual evaporation chamber by dividing plate.
Gas ammonia outlet in above-mentioned each vaporization chamber has two, and symmetry is located at the left and right sides of vaporization chamber.
For the heat transfer efficiency in the vaporization chamber is improved, described interior pipe is bellows.
Ammonia of the present utility model is cold-cold friendship unitized exchanger, and it is to be combined by one-level vaporization chamber, dual evaporation chamber, ammonia cooler hot junction and ammonia cooler cold junction.During work, hot gas enters from hot air intake, through cold friendship preheating section shell side (chamber that pipe upper end tube sheet and outer tube upper end tube sheet form promptly), enters the annular space between pipe in heat exchanger tube outer tube and the heat exchanger tube, goes out from heat outlet at last; Cold air is gone into from the cold air import, enters pipe in the heat exchanger tube, and end socket flows out from cold air outlet through top; The liquefied ammonia of cooling usefulness is gone into from the liquefied ammonia import of I and II vaporization chamber, and the gas ammonia after the flash distillation exports out from the gas ammonia of I and II vaporization chamber.
The utlity model has following advantage:
1, adopts combined equipment, minimumly saved two high pressure shells, saved valuable place, saved connecting pipe, thereby saved a large amount of inputs;
2, pipe makes resistance force diminishes for bellows in the heat exchanger tube, and heat transfer efficiency is greatly improved.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of heat exchanger tube of the present utility model.
Wherein: 1 is cold air outlet; 2 is end socket; 3 are hot air intake; 4 is interior pipe; 5 is outer tube; 6 are the gas ammonia outlet; 7 is the liquefied ammonia import; 8 is interior pipe lower end tube sheet; 9 is outer tube lower end tube sheet; 10 is heat outlet; 11 is the cold air import; 12 is dividing plate; 13 is vaporization chamber; 14 is outer tube upper end tube sheet; 15 is interior pipe upper end tube sheet; 16 is the ammonia cooler hot junction; 17 is the ammonia cooler cold junction; 18 is the ammonia cooled case.
The specific embodiment
Further specify the utility model below in conjunction with accompanying drawing.
Referring to Fig. 1, the ammonia that the utility model provides is cold-cold friendship unitized exchanger, comprise ammonia cooled case 18, be provided with ammonia cooler hot junction 16, ammonia cooler and ammonia cooler cold junction 17 in the ammonia cooled case 18 from top to bottom successively; Described ammonia cooler is made up of vaporization chamber 13, liquefied ammonia import 7, gas ammonia outlet 6, is provided with heat exchanger tube in the vaporization chamber 13, and described heat exchanger tube is made up of outer tube 5 and the interior pipes 4 that are enclosed within the outer tube 5, and interior pipe 4 is a bellows.
Ammonia cooler hot junction 16 is provided with end socket 2 from top to bottom successively, interior pipe upper end tube sheet 15 and outer tube upper end tube sheet 14; Ammonia cooler cold junction 17 is provided with outer tube lower end tube sheet 9 and interior pipe lower end tube sheet 8 from top to bottom successively; The upper and lower side of interior pipe 4 is connected with interior pipe lower end tube sheet 8 with interior pipe upper end tube sheet 15 respectively, and the upper and lower side of outer tube 5 is connected with outer tube lower end tube sheet 9 with outer tube upper end tube sheet 14 respectively.
The chamber that forms between the tube sheet 15 of end socket 2 and interior pipe upper end is communicated with cold air outlet 1, on interior pipe upper end tube sheet 15 and the outer tube between the tube sheet 14 chamber of formation be communicated with hot air intake 3; The chamber that forms between outer tube lower end tube sheet 9 and the interior pipe lower end tube sheet 8 is communicated with heat outlet 10, and interior pipe lower end tube sheet 8 is communicated with cold air import 11 with the chamber of ammonia cooled case 18 bottoms formation.
Described vaporization chamber 13 can be separated into a plurality of vaporization chambers by dividing plate 12, preferably is separated into two vaporization chambers of firsts and seconds; Gas ammonia outlet 6 in each vaporization chamber has two, and symmetry is located at the left and right sides of vaporization chamber.
Ammonia of the present utility model is cold-cold friendship unitized exchanger both can adopt vertical also can adopt horizontal.
During work, hot gas enters from hot air intake, through cold friendship preheating section shell side (chamber that forms between pipe upper end tube sheet and the outer tube upper end tube sheet promptly), enters the annular space between pipe in heat exchanger tube outer tube and the heat exchanger tube, goes out from heat outlet at last; Cold air is gone into from the cold air import, enters pipe in the heat exchanger tube, and end socket flows out from cold air outlet through top; The liquefied ammonia of cooling usefulness is gone into from the liquefied ammonia import of I and II vaporization chamber, and the gas ammonia after the flash distillation exports out from the gas ammonia of I and II vaporization chamber.
Claims (4)
- An ammonia cold-cold friendship unitized exchanger, comprise the ammonia cooled case, it is characterized in that being provided with successively in the ammonia cooled case ammonia cooler hot junction, ammonia cooler and ammonia cooler cold junction from top to bottom;Described ammonia cooler is made up of vaporization chamber, liquefied ammonia import, gas ammonia outlet, is provided with heat exchanger tube in the vaporization chamber, and described heat exchanger tube is made up of outer tube and the interior pipe that is enclosed within the outer tube;The ammonia cooler hot junction is provided with end socket from top to bottom successively, interior pipe upper end tube sheet, outer tube upper end tube sheet, the chamber that forms between end socket and the interior pipe upper end tube sheet is communicated with cold air outlet, and the chamber that forms between the tube sheet on tube sheet and the outer tube on the interior pipe is communicated with hot air intake;The ammonia cooler cold junction is provided with outer tube lower end tube sheet and interior pipe lower end tube sheet from top to bottom successively, the chamber that forms between outer tube lower end tube sheet and the interior pipe lower end tube sheet is communicated with heat outlet, and interior pipe lower end tube sheet is communicated with the cold air import with the chamber that ammonia cooled case bottom forms.
- 2. ammonia according to claim 1 is cold-cold friendship unitized exchanger, it is characterized in that described vaporization chamber is separated into one-level vaporization chamber and dual evaporation chamber by dividing plate.
- 3. ammonia according to claim 2 is cold-cold friendship unitized exchanger, it is characterized in that the gas ammonia outlet in each vaporization chamber has two, and symmetry is located at the left and right sides of vaporization chamber.
- According to claim 1 or 2 or 3 described ammonia cold-cold friendship unitized exchanger, it is characterized in that described in pipe for bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706312 CN203090500U (en) | 2012-12-19 | 2012-12-19 | Ammonia cold-cold mixing combined heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706312 CN203090500U (en) | 2012-12-19 | 2012-12-19 | Ammonia cold-cold mixing combined heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203090500U true CN203090500U (en) | 2013-07-31 |
Family
ID=48841947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220706312 Expired - Fee Related CN203090500U (en) | 2012-12-19 | 2012-12-19 | Ammonia cold-cold mixing combined heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203090500U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399265A (en) * | 2014-12-03 | 2015-03-11 | 浙江大学 | Electric field enhanced plate type falling film evaporation device and method |
| CN104436719A (en) * | 2014-12-03 | 2015-03-25 | 浙江大学 | Electric field-intensified tube type falling-film evaporation device and method |
| CN105883852A (en) * | 2016-04-29 | 2016-08-24 | 湖南安淳高新技术有限公司 | Ammonia synthesis reaction system and method |
| CN105910468A (en) * | 2016-04-29 | 2016-08-31 | 湖南安淳高新技术有限公司 | Combined ammonia cooler |
| CN107456776A (en) * | 2017-08-03 | 2017-12-12 | 山东飞扬化工有限公司 | A kind of device and method for purifying dimethyl carbonate |
| CN110252209A (en) * | 2019-07-23 | 2019-09-20 | 江苏永大化工设备有限公司 | A kind of efficient formaldehyde oxidator |
| CN111760307A (en) * | 2020-07-16 | 2020-10-13 | 天津恒脉机电科技股份有限公司 | Environment-friendly tubular falling film evaporation system |
-
2012
- 2012-12-19 CN CN 201220706312 patent/CN203090500U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399265A (en) * | 2014-12-03 | 2015-03-11 | 浙江大学 | Electric field enhanced plate type falling film evaporation device and method |
| CN104436719A (en) * | 2014-12-03 | 2015-03-25 | 浙江大学 | Electric field-intensified tube type falling-film evaporation device and method |
| CN104436719B (en) * | 2014-12-03 | 2015-12-02 | 浙江大学 | A kind of electric field-enhanced tube type falling-film vaporising device and method thereof |
| CN104399265B (en) * | 2014-12-03 | 2016-01-27 | 浙江大学 | A kind of electric field-enhanced plate type falling-film vaporising device and method thereof |
| CN105883852A (en) * | 2016-04-29 | 2016-08-24 | 湖南安淳高新技术有限公司 | Ammonia synthesis reaction system and method |
| CN105910468A (en) * | 2016-04-29 | 2016-08-31 | 湖南安淳高新技术有限公司 | Combined ammonia cooler |
| CN105883852B (en) * | 2016-04-29 | 2018-02-13 | 湖南安淳高新技术有限公司 | A kind of ammonia synthesis reaction system and ammonia synthesis reaction method |
| CN107456776A (en) * | 2017-08-03 | 2017-12-12 | 山东飞扬化工有限公司 | A kind of device and method for purifying dimethyl carbonate |
| CN107456776B (en) * | 2017-08-03 | 2020-02-11 | 山东飞扬化工有限公司 | Device and method for purifying dimethyl carbonate |
| CN110252209A (en) * | 2019-07-23 | 2019-09-20 | 江苏永大化工设备有限公司 | A kind of efficient formaldehyde oxidator |
| CN111760307A (en) * | 2020-07-16 | 2020-10-13 | 天津恒脉机电科技股份有限公司 | Environment-friendly tubular falling film evaporation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203090500U (en) | Ammonia cold-cold mixing combined heat exchanger | |
| CN202582275U (en) | Multi-fluid shell-and-tube heat exchanger | |
| CN103896280B (en) | A kind of operation method of polysilicon cold hydrogenation | |
| CN202582283U (en) | Detachable multi-fluid tube-shell type heat exchanger | |
| CN103743270B (en) | The heat exchanger that many groups helix tube is nested | |
| CN203629363U (en) | Dry type reflux high-level condenser | |
| CN205073697U (en) | Falling film evaporator | |
| CN201811623U (en) | Combined heat pipe exchanger | |
| CN208406117U (en) | A kind of continous way solvent evaporation recyclable device | |
| CN103288593B (en) | Device and method for producing sodium methoxide through recompression of mechanical steam | |
| CN203605761U (en) | Heat exchanger with multiple groups of embedded spiral pipes | |
| CN202860143U (en) | Double heat source climbing film evaporator | |
| CN213667981U (en) | Differential pressure thermal coupling rectification separation device | |
| CN206073766U (en) | Carbon dioxide cooler and the heat pump comprising the carbon dioxide cooler | |
| CN203216345U (en) | Dual-layer plate-type heat exchanger | |
| CN203602533U (en) | Gamma-butyrolactone production device | |
| CN201803617U (en) | Novel heat exchanger | |
| CN202915770U (en) | Lamella heat exchanger | |
| CN102698450A (en) | Two-stage falling-climbing film evaporator | |
| CN201225851Y (en) | Air cooler using residual heat | |
| CN202254953U (en) | Compound plate type heat exchanger | |
| CN205808184U (en) | Efficiently U-tube volumetric heat exchanger | |
| CN202008309U (en) | Condenser for heating | |
| CN213912414U (en) | Cooling device for methyl cardia-gloeostearate rectifying tower | |
| CN202785669U (en) | Carbon dioxide purifying plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Jutuo Chemical Technology Co., Ltd. Assignor: Wang Xuelin|Lu Jian Contract record no.: 2015320000373 Denomination of utility model: Ammonia cold-cold mixing combined heat exchanger Granted publication date: 20130731 License type: Exclusive License Record date: 20150528 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| 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: 20130731 Termination date: 20201219 |