CN103808170A - Self-circulation evaporation heat exchanger - Google Patents
Self-circulation evaporation heat exchanger Download PDFInfo
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- CN103808170A CN103808170A CN201410079952.7A CN201410079952A CN103808170A CN 103808170 A CN103808170 A CN 103808170A CN 201410079952 A CN201410079952 A CN 201410079952A CN 103808170 A CN103808170 A CN 103808170A
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Abstract
The invention relates to the technical field of heat exchange equipment manufacturing, in particular to a self-circulation evaporation heat exchanger. The self-circulation evaporation heat exchanger comprises an evaporator, wherein a jet flow diverter is arranged at the top of the evaporator, and connected with a working medium input pipe, a plurality of heat exchange tubes are arranged in the evaporator, grid plates are arranged at two ends of the heat exchange tube, a liquid storage tank is arranged at the bottom of the evaporator, a working medium output port is formed between the liquid storage tank and the heat exchange tube, and one end of a circulation line is connected with the liquid storage tank, and the other end is connected with the jet flow diverter. According to the invention, the Coanda effect of fluid mechanics is applied to the evaporator, the working medium inside an evaporative heat exchanger is driven by using fluid kinetic energy to circularly flow, so that heat exchange is uniform, and heat exchange efficiency is improved. Because of inner circulation, the heat exchange efficiency can be greatly improved, external energy consumption is not generated, and connection and sealing problems of extra equipment do not exist, and the liquid storage tank at the bottom of the evaporator further has the function of low pressure liquid storage.
Description
Technical field
The present invention relates to a kind of heat-exchange apparatus manufacturing technology field, be specifically related to a kind of self-loopa evaporating heat exchanger.
Background technology
Heat exchanger is that the part heat of hot fluid is passed to cold fluid, makes fluid temperature (F.T.) reach the exchange heat equipment of technological process set quota, claims again heat exchanger.Heat exchanger is widely used in boiler HVAC field as heat-transfer equipment, and along with the develop rapidly of power-saving technology, the kind of heat exchanger is more and more.
In heat-exchange apparatus, Working fluid flow is disposable, and working medium is entered from entrance, and from outlet out, contacting of medium and heat exchanger is not exclusively abundant, and conventionally, heat exchange efficiency only has 80～90%, and heat utilization efficiency is lower, and thermal losses is large.Also have at present the Falling film heat transfer of use device, its heat transfer efficiency is higher, but its shortcoming is need to be by external equipment, such as needs circulating pump provides kinetic energy, this just makes energy consumption increase, consumes more electric energy, and system is had relatively high expectations to sealing, and leakage problem easily occurs.
Summary of the invention
For the deficiency existing in prior art, the invention provides that a kind of internal liquidity is good, heat exchanger effectiveness is high, there is no extra power consumption, the connection of non-extras and sealing problem, heat exchange evenly, with the self-loopa evaporating heat exchanger of low-pressure liquid storing tank function.
To achieve these goals, the present invention realizes by the following technical solutions:
A kind of self-loopa evaporating heat exchanger, it comprises evaporimeter, evaporimeter top arranges jet flow diverter, jet flow diverter is connected with working medium input pipe, and some heat exchanger tubes are set in described evaporimeter, and heat exchanger tube two ends arrange screen, described base of evaporator arranges fluid reservoir, working medium delivery outlet is set between fluid reservoir and heat exchanger tube, and circulation line one end is connected with fluid reservoir, and the other end is connected with jet flow diverter.
Above-mentioned a kind of self-loopa evaporating heat exchanger, the jet flow diverter described in it is arranged on the top in top or the evaporimeter outside evaporimeter.Jet flow diverter is arranged on evaporimeter inside, and connecting line is also arranged at evaporimeter inside, can reduce the requirement of sealing.
Above-mentioned a kind of self-loopa evaporating heat exchanger, the evaporimeter described in it is falling film evaporator.Falling film evaporator heat transfer efficiency is higher.
Above-mentioned a kind of self-loopa evaporating heat exchanger, there is draught fan the evaporimeter outside described in it.Can accelerate the media flow between heat exchanger tube, improve heat exchange efficiency.
Above-mentioned a kind of self-loopa evaporating heat exchanger, the outside position near heat exchanger tube two ends of evaporimeter described in it arranges respectively a thermal source liquid line, wherein lower one is thermal source input pipe, higher one is thermal source efferent duct, thermal source liquid is flowed between heat exchange pipe of evaporator, from thermal source efferent duct outflow heat exchanger by thermal source input pipe.Be applicable to thermal source source of the gas evaporimeter.
Above-mentioned a kind of self-loopa evaporating heat exchanger, the drainage way of the jet flow diverter described in it adopts rotating spraying mode.
Beneficial effect:
The present invention reaches hydrodynamics Koln at effect for evaporimeter, utilizes the kinetic energy of fluid to drive the working medium circulation of evaporating heat exchanger inside to flow, and makes heat exchange even, improves heat exchange efficiency.Interior circulation can make heat exchanger effectiveness greatly improve, not have extra power consumption, does not have extra equipment connection and sealing problem, and the fluid reservoir of base of evaporator is also with the function of low pressure liquid storage.
Accompanying drawing explanation
Describe the present invention in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is air-source gas-liquid evaporation structure schematic diagram.
Fig. 2 is liquid source gas-liquid evaporation structure schematic diagram.
Fig. 3 is jet flow diverter structural representation.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with the specific embodiment, further set forth the present invention.
Embodiment 1
With reference to Fig. 1, the present embodiment is applicable to air-source gas-liquid evaporimeter, it comprises falling film evaporator 6, falling film evaporator 6 is interior arranges some heat exchanger tubes 7, heat exchanger tube 7 two ends arrange screen, falling film evaporator 6 bottoms arrange fluid reservoir 3, the working medium of vaporization does not depart from after heat exchanger tube 7, enter fluid reservoir 3 through screen, between fluid reservoir 3 and heat exchanger tube 7, working medium delivery outlet 2 is set, the working medium of liquefaction is not drawn by working medium delivery outlet 2, circulation line 4 one end are connected with fluid reservoir 3, the other end is connected with jet flow diverter 5, falling film evaporator 6 tops arrange jet flow diverter 5, jet flow diverter 5 is connected with the working medium input pipe 1 of high-temperature gas in falling film evaporator 6 outsides, the gas that working medium input pipe 1 is inputted is with certain pressure and speed, this high-temperature gas is after jet flow diverter 5, due to jet effect, form suction along gas flow direction, the liquid of the not vaporization in fluid reservoir 3 is sucked to jet flow diverter 5, along with working medium enters falling film evaporator 6 tops again, just can be in the interior Natural Circulation of falling film evaporator 6 with regard to working medium without external equipment thereby formed, make heat exchange more even, falling film evaporator outer setting draught fan 10, circulating of extraneous air thermal source between quickening heat exchanger tube, increase heat exchanger effectiveness.
Fig. 3 is the work schematic diagram of jet flow diverter 5, jet flow diverter 5 comprises a working chamber 14, due to jet effect, form suction along gas flow direction, the liquid of not vaporizing in fluid reservoir 3 is drawn into fluid intake 11 by circulation line 4, enter mixing tube 16 by fluid input port 12 and mix with the liquid of not vaporization through the working medium of shutoff valve from working medium input pipe 1, the new gas-liquid mixed working medium of mixing 15 enters in falling film evaporator 6 through outlet 13 jets of jet flow diverter 5.
With reference to Fig. 2, the present embodiment is applicable to liquid source gas-liquid evaporimeter, it comprises evaporimeter 6, evaporimeter 6 is interior arranges some heat exchanger tubes 7, heat exchanger tube 7 two ends arrange screen, evaporimeter 6 bottoms arrange fluid reservoir 3, the working medium of vaporization does not depart from after heat exchanger tube 7, enter fluid reservoir 3 through screen, between fluid reservoir 3 and heat exchanger tube 7, working medium delivery outlet 2 is set, the working medium of liquefaction is not drawn by working medium delivery outlet 2, circulation line 4 one end are connected with fluid reservoir 3, the other end is connected with jet flow diverter 5, evaporimeter 6 tops arrange jet flow diverter 5, jet flow diverter 5 is connected with the working medium input pipe 1 of high-temperature gas in evaporimeter 6 outsides, the gas that working medium input pipe 1 is inputted is with certain pressure and speed, this high-temperature gas is after jet flow diverter 5, due to jet effect, form suction along gas flow direction, the liquid of the not vaporization in fluid reservoir 3 is sucked to jet flow diverter 5, along with working medium enters evaporimeter 6 tops again, just can be in the interior Natural Circulation of evaporimeter 6 with regard to working medium without external equipment thereby formed, make heat exchange more even, the outside position near heat exchanger tube 7 two ends of evaporimeter 6 arranges respectively a thermal source liquid line, wherein lower one is thermal source input pipe 8, higher one is thermal source efferent duct 9, thermal source liquid is flowed into by thermal source input pipe 8 between the heat exchanger tube 7 of evaporimeter 6, from thermal source efferent duct 9 outflow heat exchangers 6.Thermal source, by heat exchanger tube heat-shift, allows thermal source liquid enter evaporimeter from bottom, near upper position circulation, can exchange to greatest extent working medium heat, improves heat exchange efficiency, guarantees that heat exchange is even.
As further improvement, the drainage way of jet flow diverter adopts rotating spraying mode.
The present invention reaches hydrodynamics Koln at effect for evaporimeter, utilizes the kinetic energy of fluid to drive the working medium circulation of evaporating heat exchanger inside to flow, and makes heat exchange even, improves heat exchange efficiency.Interior circulation can make heat exchanger effectiveness greatly improve, not have extra power consumption, does not have extra equipment connection and sealing problem, and the fluid reservoir of base of evaporator is also with the function of low pressure liquid storage.
For the evaporating heat exchanger (as A/C evaporator) of liquid refrigerant input, gaseous working medium output, also there is the effect of certain liquid refrigerant atomization, contribute to evaporation and heat-exchange; For the heat exchanger in liquid state work (as automobile radiators) all the time, under the state lacking in working medium part, also can make full use of heat exchanger, uniform heat exchange.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a self-loopa evaporating heat exchanger, it is characterized in that, comprise evaporimeter, described evaporimeter top is provided with jet flow diverter, described jet flow diverter is connected with working medium input pipe, is provided with some heat exchanger tubes in described evaporimeter, and described heat exchanger tube two ends arrange screen, described base of evaporator is provided with fluid reservoir, and working medium delivery outlet is set between described fluid reservoir and heat exchanger tube; Described circulation line one end is connected with fluid reservoir, and its other end is connected with jet flow diverter.
2. a kind of self-loopa evaporating heat exchanger according to claim 1, is characterized in that, described jet flow diverter is arranged on the top in top or the evaporimeter outside evaporimeter.
3. a kind of self-loopa evaporating heat exchanger according to claim 1, is characterized in that, described evaporimeter is falling film evaporator.
4. according to a kind of self-loopa evaporating heat exchanger described in claim 1,2 or 3, it is characterized in that, there is draught fan described evaporimeter outside.
5. according to a kind of self-loopa evaporating heat exchanger described in claim 1,2 or 3, it is characterized in that, the outside position near heat exchanger tube two ends of described evaporimeter arranges respectively a thermal source liquid line, wherein lower one is thermal source input pipe, higher one is thermal source efferent duct, thermal source liquid is flowed between heat exchange pipe of evaporator, from thermal source efferent duct outflow heat exchanger by thermal source input pipe.
6. a kind of self-loopa evaporating heat exchanger according to claim 1 and 2, is characterized in that, the drainage way of described jet flow diverter adopts rotating spraying mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079952.7A CN103808170A (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079952.7A CN103808170A (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN103808170A true CN103808170A (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410079952.7A Withdrawn CN103808170A (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
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| Country | Link |
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| CN (1) | CN103808170A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439513A (en) * | 2018-05-29 | 2018-08-24 | 长沙鑫本药业有限公司 | Waste water low-temperature atomizing evaporator |
| CN110307741A (en) * | 2019-06-09 | 2019-10-08 | 天津融渌众乐科技有限公司 | A kind of profit and loss system promoting energy exchange |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3332469A (en) * | 1966-09-13 | 1967-07-25 | Rosenblad Corp | Falling film type heat exchanger |
| CN1185203A (en) * | 1995-05-25 | 1998-06-17 | 美国标准公司 | Falling film evaporator with vapor-liquid separator |
| CN1692261A (en) * | 1999-07-09 | 2005-11-02 | 美国标准国际公司 | Oil return from refrigeration system evaporator using hot oil as motive force |
| CN102759225A (en) * | 2012-06-29 | 2012-10-31 | 西安交通大学 | Riser spiral-flow type falling-film evaporator for refrigerating air conditioner |
| CN203731896U (en) * | 2014-03-06 | 2014-07-23 | 苟仲武 | Self-circulation evaporation heat exchanger |
-
2014
- 2014-03-06 CN CN201410079952.7A patent/CN103808170A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3332469A (en) * | 1966-09-13 | 1967-07-25 | Rosenblad Corp | Falling film type heat exchanger |
| CN1185203A (en) * | 1995-05-25 | 1998-06-17 | 美国标准公司 | Falling film evaporator with vapor-liquid separator |
| CN1692261A (en) * | 1999-07-09 | 2005-11-02 | 美国标准国际公司 | Oil return from refrigeration system evaporator using hot oil as motive force |
| CN102759225A (en) * | 2012-06-29 | 2012-10-31 | 西安交通大学 | Riser spiral-flow type falling-film evaporator for refrigerating air conditioner |
| CN203731896U (en) * | 2014-03-06 | 2014-07-23 | 苟仲武 | Self-circulation evaporation heat exchanger |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439513A (en) * | 2018-05-29 | 2018-08-24 | 长沙鑫本药业有限公司 | Waste water low-temperature atomizing evaporator |
| CN108439513B (en) * | 2018-05-29 | 2024-03-01 | 长沙鑫本药业有限公司 | Low-temperature atomization evaporator for wastewater |
| CN110307741A (en) * | 2019-06-09 | 2019-10-08 | 天津融渌众乐科技有限公司 | A kind of profit and loss system promoting energy exchange |
| CN110307741B (en) * | 2019-06-09 | 2024-02-06 | 天津融渌众乐科技有限公司 | Damage and benefit system for promoting energy exchange |
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Application publication date: 20140521 |