CN103968612A - Liquid jetting type heat exchanger of refrigerating system - Google Patents
Liquid jetting type heat exchanger of refrigerating system Download PDFInfo
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- CN103968612A CN103968612A CN201410202873.0A CN201410202873A CN103968612A CN 103968612 A CN103968612 A CN 103968612A CN 201410202873 A CN201410202873 A CN 201410202873A CN 103968612 A CN103968612 A CN 103968612A
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Abstract
The invention discloses a liquid jetting type heat exchanger of a refrigerating system. The liquid jetting type heat exchanger comprises a sleeve pipe composed of an inner pipe and an outer pipe, the inner pipe and the outer pipe are coaxial, and sealing heads used for sealing the inner pipe and the outer pipe at the same time are arranged at the two ends of the sleeve pipe respectively. A cooled medium inlet is formed in one end, close to the corresponding sealing head, of the wall of the outer pipe, and a cooled medium outlet is formed in the other end, close to the corresponding sealing head, of the wall of the outer pipe. A cooling medium outlet only communicated with the inner pipe is formed in the sealing head at one end of the sleeve pipe, a central hole is formed in the sealing head at the other end of the sleeve pipe, a hollow pipe with a plurality of through holes formed in the pipe wall is inserted into the inner pipe in a sealed mode through the central hole, a hollow pipe sealing head is arranged at the end, inserted into the inner pipe, of the hollow pipe, and a cooling medium inlet is formed in the end, outside the sleeve pipe, of the hollow pipe. The liquid jetting type heat exchanger is high in heat transfer efficiency and small in size.
Description
Technical field
The present invention relates to a kind of heat exchanger, particularly the liquid-spraying type heat exchanger in a kind of refrigeration system.
Background technology
At present, heat exchanger is the common apparatus of chemical industry, oil, power, food and other many industrial departments, occupies aborning critical role.In Chemical Manufacture, heat exchanger can be used as heater, cooler, condenser, evaporimeter and reboiler etc., applies more extensive.Heat exchanger kind is a lot, but substantially can divide three major types according to the principle of cold and hot fluid exchange heat and mode: dividing wall type, hybrid and heat accumulating type.In three class heat exchangers, dividing wall type heat exchanger application at most.The feature of dividing wall type heat exchanger is cold, and hot two fluids are separated by one deck solid wall surface (pipe or plate), do not mix mutually, carry out heat exchange by partition.
Spray-type heat exchanger is the one of dividing wall type heat exchanger, and this heat exchanger is that heat exchanger tube is fixed on steelframe in rows, and hot fluid flows in pipe, and cooling water is from top spray equipment evenly drenches, therefore also claim spray cooler.The pipe of spray-type heat exchanger is outward the liquid film that one deck less turbulence is higher, manages outer heat transfer coefficient and increases a lot compared with immersion.In addition, this heat exchanger is placed on circulation of air part mostly, and cooling evaporation of water is also taken away a part of heat, can play reduction cooling water temperature, increases the effect of driving force of heat transfer.Therefore, compare with immersion, the heat-transfer effect of spray-type heat exchanger is improved greatly.Its advantage is simple in structure, easy to manufacture, cheap; Major defect is that heat transfer efficiency is low, floor space is large etc.
Summary of the invention
The present invention provides a kind of liquid-spraying type heat exchanger of realizing in adverse current, heat transfer efficiency is high, volume is little refrigeration system for solving the technical problem existing in known technology.
The technical scheme that the present invention takes for the technical problem existing in solution known technology is: the liquid-spraying type heat exchanger in a kind of refrigeration system, this liquid-spraying type heat exchanger comprises the sleeve pipe being made up of the inner and outer tubes that coaxially arrange, and described sleeve pipe two ends are provided with the end socket of inner tube and described outer tube described in simultaneously shutoff; On the tube wall of described outer tube, approach the position of two ends end socket, one end is provided with the medium input port that is cooled, and the other end is provided with the medium delivery outlet that is cooled; On the end socket of one end of described sleeve pipe, be provided with the cooling medium delivery outlet being only communicated with described inner tube; On the other end end socket of described sleeve pipe, have centre bore, the hollow pipe that has some through holes on one section of tube wall inserts in described inner tube by described centre bore sealing, described hollow pipe is provided with hollow pipe end socket in the one end of inserting in described inner tube, and described hollow pipe is provided with cooling medium input port in the one end that is positioned at described jacket exterior.
The present invention can also adopt following technical scheme:
Described sleeve pipe two ends are provided with the welding end socket of inner tube and described outer tube described in shutoff.
Described hollow pipe is provided with hollow pipe welding end socket in the one end of inserting described inside pipe casing.
Uniform some through holes on the tube wall of described hollow pipe.
The inside and outside wall of described inner tube is provided with profile of tooth projection.
On the through hole of described hollow pipe tube wall, be connected with shower nozzle.
Advantage and good effect that the present invention has are: this liquid-spraying type heat exchanger comprises the sleeve pipe being made up of inner and outer tubes of coaxial setting, have by approach the position of two ends end socket on the outer surface of described sleeve pipe be cooled medium input port and the medium delivery outlet that is cooled, the medium that makes to be cooled flows between inner and outer tubes; In inner tube, insert the hollow pipe that is provided with some apertures on one section of tube wall, by input hollow pipe input cooling medium, and cooling medium is sprayed on inner tubal wall, carry out heat exchange by inner pipe wall and the medium that is cooled, thereby the temperature that reduces the medium that is cooled has cooling medium delivery outlet on the end socket of one end of described sleeve pipe; Cooling medium is exported through cooling medium delivery outlet after heat exchange, and the medium that is cooled is exported through the medium delivery outlet that is cooled after heat exchange, cooling medium and the medium that is cooled form circulation outward in this liquid-spraying type heat exchanger body, be combined with and improved heat exchange efficiency with other equipment in refrigeration system, and volume is little.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation that the present invention is connected with other refrigeration plants in refrigeration system.
In figure: 1, refrigeration compressor; 2, refrigeration compressor blast pipe; 3, refrigeration compressor air suction pipe; 4, liquid-spraying type heat exchanger; 5, condenser drain pipe; 6, condenser air intake duct; 7, condenser; 8, magnetic valve; 10, end socket; 11, the medium input port that is cooled; 12, outer tube; 13, inner tube; 14, cooling medium delivery outlet; 15, cooling medium input port; 16, hollow pipe; 17, affixed shower nozzle on through hole; 18, the medium delivery outlet that is cooled.
Detailed description of the invention
For further understanding summary of the invention of the present invention, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1～Fig. 2, the liquid-spraying type heat exchanger in a kind of refrigeration system, this liquid-spraying type heat exchanger comprises the sleeve pipe being made up of the inner tube 13 coaxially arranging and outer tube 12, described sleeve pipe two ends are provided with the end socket 10 of inner tube 13 and described outer tube 12 described in simultaneously shutoff; Refer to Fig. 1, approach the position of two ends end socket on the tube wall of described outer tube 12, be provided with in one end of the tube wall upper left side of outer tube 12 the medium input port 11 that is cooled, on the tube wall of outer tube 12, the other end on right side is provided with the medium delivery outlet 18 that is cooled; On the end socket of one end of described sleeve pipe, be provided with the cooling medium delivery outlet 14 being only communicated with described inner tube 13; On the other end end socket of described sleeve pipe, have centre bore, the hollow pipe 16 that has some through holes on one section of tube wall inserts in described inner tube 13 by described centre bore sealing, described hollow pipe 16 is provided with hollow pipe end socket in the one end of inserting in described inner tube 13, and described hollow pipe 16 is provided with cooling medium input port 15 in the one end that is positioned at described jacket exterior.
Cooling medium and the medium that is cooled can form circulation outward in formula heat exchanger body in this hydrojet like this, be combined with other equipment in refrigeration system, cooling medium and the medium that is cooled carry out heat exchange by the tube wall of described inner tube 13, before cooling medium heat exchange, being liquid, is gaseous state after cooling medium heat exchange.
Particularly, the applicable refrigeration system of the present invention can comprise refrigeration compressor 1 and condenser 7, described refrigeration compressor 1 can be provided with refrigeration compressor air suction pipe 3 and refrigeration compressor blast pipe 2, described condenser 7 can be provided with condenser air intake duct 6 and condenser drain pipe 5, the described medium input port 11 that is cooled can be connected with described refrigeration compressor blast pipe 2, and described cooling medium delivery outlet 14 can be connected with described refrigeration compressor air suction pipe 3; Described cooling medium input port 15 can be connected with described condenser drain pipe 5, described in the medium delivery outlet 18 that is cooled can be connected with described condenser air intake duct 6.Between described cooling medium input port 15 and described condenser drain pipe 5, magnetic valve 8 can be set, flow and pressure to condenser fluid are controlled.
Further, described sleeve pipe two ends can be provided with the welding end socket of inner tube 13 and described outer tube 12 described in shutoff.
Further, described hollow pipe 16 can be provided with hollow pipe welding end socket in the one end of inserting described inside pipe casing.
Further, for increasing area of dissipation, on the inside and outside wall of described inner tube 13, can be provided with profile of tooth projection.
Further, for making the liquid uniform spraying of spray, can uniform some through holes on the tube wall of described hollow pipe 16.
Further, do not shunt for the liquid that makes spray, on the through hole of the tube wall of described hollow pipe 16, can be connected with shower nozzle 17.
Operation principle of the present invention:
This liquid-spraying type heat exchanger comprises the sleeve pipe being made up of inner tube 13 and outer tube 12 of coaxial setting, has by approaching the position of two ends end socket 10 on the tube wall at described outer tube 12 be cooled medium input port 11 and the medium delivery outlet 18 that is cooled; The medium that makes to be cooled flows between inner tube 13 and outer tube 12; On one section of tube wall of the interior insertion of inner tube 13, be provided with the hollow pipe 16 of some apertures, by cooling medium input port 15, liquid cooling medium input hollow pipe 16, on hollow pipe 16 tube walls, have some apertures, there is the liquid cooling medium of certain pressure, spray from aperture, and liquid cooling medium is sprayed on inner tube 13 tube walls, carry out heat exchange by inner tube 13 tube walls and the medium that is cooled, thereby reduce the temperature of the medium that is cooled, after liquid cooling medium heat absorption, become gaseous state, on one end of described sleeve pipe end socket 10, have cooling medium delivery outlet 14; Cooling medium is exported through cooling medium delivery outlet 14 after heat exchange, and the medium that is cooled is exported through the medium delivery outlet 18 that is cooled after heat exchange, cooling medium can become circulation in 4 body profile of this liquid-spraying type heat exchanger with the medium that is cooled, be combined with and improved heat exchange efficiency with other equipment in refrigeration system, and volume is little.Such as, refrigeration system can comprise refrigeration compressor 1 and condenser 7, described refrigeration compressor 1 can be provided with refrigeration compressor air suction pipe 3 and refrigeration compressor blast pipe 2, described condenser 7 can be provided with condenser air intake duct 6 and condenser drain pipe 5, the described medium input port 11 that is cooled can be connected with described refrigeration compressor blast pipe 2, and described cooling medium delivery outlet 14 can be connected with described refrigeration compressor air suction pipe 3; Described cooling medium input port 15 can be connected with described condenser drain pipe 5, described in the medium delivery outlet 18 that is cooled can be connected with described condenser air intake duct 6.Like this, the liquid refrigerant that described hollow pipe 16 is inputted from condenser 7 drain pipes 5 by described cooling medium input port 14, spray inner tube 13 tube walls of sleeve pipe from described hollow pipe 16 through holes, can go out flow quantity to liquid refrigerant by valve and pressure is controlled, absorb the heat of the medium that is cooled by inner tube 13 tube walls, the refrigerant gas forming after spray, export by cooling medium delivery outlet 14, the refrigeration compressor air suction pipe 3 of the refrigeration compressor 1 in cooled system inputs in refrigeration compressor 1, the cold-producing medium of the high heat that the refrigeration compressor blast pipe 2 of refrigeration compressor 1 is exported, input between described inner tube 13 and described outer tube 12 by the medium input port 11 that is cooled, and flow therein, pass through inner tube 13 tube walls and carry out heat exchange from the liquid refrigerant of condenser 7, cold-producing medium between described inner tube 13 and the described outer tube 12 of lowering the temperature after heat exchange, by medium delivery outlet 18 and the described condenser air intake duct 6 of being cooled, input to and in condenser 7, carry out condensation, like this, utilize the heat absorption of above-mentioned through hole spray, make the high-temperature high-pressure refrigerant gas being ejected by the refrigeration compressor blast pipe 2 of refrigeration compressor 1 obtain heat release, thereby temperature reduces, and then enter the further condensation of condenser 7, and by inner tube 13, outer wall arranges projection, improve heat exchange efficiency, and volume is little.
Claims (6)
1. the liquid-spraying type heat exchanger in refrigeration system, is characterized in that, this liquid-spraying type heat exchanger comprises the sleeve pipe being made up of the inner and outer tubes that coaxially arrange, and described sleeve pipe two ends are provided with the end socket of inner tube and described outer tube described in simultaneously shutoff; On the tube wall of described outer tube, approach the position of two ends end socket, one end is provided with the medium input port that is cooled, and the other end is provided with the medium delivery outlet that is cooled; On the end socket of one end of described sleeve pipe, be provided with the cooling medium delivery outlet being only communicated with described inner tube; On the other end end socket of described sleeve pipe, have centre bore, the hollow pipe that has some through holes on one section of tube wall inserts in described inner tube by described centre bore sealing, described hollow pipe is provided with hollow pipe end socket in the one end of inserting in described inner tube, and described hollow pipe is provided with cooling medium input port in the one end that is positioned at described jacket exterior.
2. the liquid-spraying type heat exchanger in refrigeration system according to claim 1, is characterized in that, described sleeve pipe two ends are provided with the welding end socket of inner tube and described outer tube described in shutoff.
3. the liquid-spraying type heat exchanger in refrigeration system according to claim 1, is characterized in that, described hollow pipe is provided with hollow pipe welding end socket in the one end of inserting described inside pipe casing.
4. the liquid-spraying type heat exchanger in refrigeration system according to claim 1, is characterized in that, uniform some through holes on the tube wall of described hollow pipe.
5. the liquid-spraying type heat exchanger in refrigeration system according to claim 1, is characterized in that, the inside and outside wall of described inner tube is provided with profile of tooth projection.
6. the liquid-spraying type heat exchanger in refrigeration system according to claim 1, is characterized in that, on the through hole of described hollow pipe tube wall, is connected with shower nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410202873.0A CN103968612A (en) | 2014-05-14 | 2014-05-14 | Liquid jetting type heat exchanger of refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410202873.0A CN103968612A (en) | 2014-05-14 | 2014-05-14 | Liquid jetting type heat exchanger of refrigerating system |
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| Publication Number | Publication Date |
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| CN103968612A true CN103968612A (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410202873.0A Pending CN103968612A (en) | 2014-05-14 | 2014-05-14 | Liquid jetting type heat exchanger of refrigerating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115193A (en) * | 2015-10-10 | 2015-12-02 | 常州精励汽车科技有限公司 | Air conditioner heat regenerator for automobile |
| CN106767020A (en) * | 2017-01-03 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of shell-tube evaporator |
| CN108375247A (en) * | 2018-04-10 | 2018-08-07 | 浙江蔚庭新能源科技有限公司 | A kind of jacket type falling film evaporator |
Citations (7)
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|---|---|---|---|---|
| CN86206722U (en) * | 1986-09-06 | 1987-09-30 | 张家口冶金制氧机备件厂 | Single tube structure of spray heat-exchanger |
| CN1184923A (en) * | 1996-11-19 | 1998-06-17 | 运载器有限公司 | Chiller with hybrid falling film evaporator |
| JP2006071173A (en) * | 2004-09-01 | 2006-03-16 | Calsonic Kansei Corp | Evaporator |
| CN101240939A (en) * | 2007-02-07 | 2008-08-13 | 株式会社东芝 | Heat changing device |
| CN102032825A (en) * | 2011-01-10 | 2011-04-27 | 天津商业大学 | Heat exchange tube for evaporator and evaporator formed by same |
| CN202074557U (en) * | 2011-05-31 | 2011-12-14 | 杭州美宝炉窑工程有限公司 | Jet type air preheater with heat exchange tubes having same inlet and outlet temperature difference |
| CN203881003U (en) * | 2014-05-14 | 2014-10-15 | 天津商业大学商业科技实业总公司 | Liquid spraying type heat exchanger in refrigeration system |
-
2014
- 2014-05-14 CN CN201410202873.0A patent/CN103968612A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86206722U (en) * | 1986-09-06 | 1987-09-30 | 张家口冶金制氧机备件厂 | Single tube structure of spray heat-exchanger |
| CN1184923A (en) * | 1996-11-19 | 1998-06-17 | 运载器有限公司 | Chiller with hybrid falling film evaporator |
| JP2006071173A (en) * | 2004-09-01 | 2006-03-16 | Calsonic Kansei Corp | Evaporator |
| CN101240939A (en) * | 2007-02-07 | 2008-08-13 | 株式会社东芝 | Heat changing device |
| CN102032825A (en) * | 2011-01-10 | 2011-04-27 | 天津商业大学 | Heat exchange tube for evaporator and evaporator formed by same |
| CN202074557U (en) * | 2011-05-31 | 2011-12-14 | 杭州美宝炉窑工程有限公司 | Jet type air preheater with heat exchange tubes having same inlet and outlet temperature difference |
| CN203881003U (en) * | 2014-05-14 | 2014-10-15 | 天津商业大学商业科技实业总公司 | Liquid spraying type heat exchanger in refrigeration system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115193A (en) * | 2015-10-10 | 2015-12-02 | 常州精励汽车科技有限公司 | Air conditioner heat regenerator for automobile |
| CN106767020A (en) * | 2017-01-03 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of shell-tube evaporator |
| CN108375247A (en) * | 2018-04-10 | 2018-08-07 | 浙江蔚庭新能源科技有限公司 | A kind of jacket type falling film evaporator |
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| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dong Xiaoyong Inventor after: Li Jianchen Inventor after: Xi Zhanguo Inventor before: Li Jianchen Inventor before: Dong Xiaoyong |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI JIANCHEN DONG XIAOYONG TO: DONG XIAOYONG LI JIANCHEN XI ZHANGUO |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20140806 |