CN203731896U - Self-circulation evaporation heat exchanger - Google Patents
Self-circulation evaporation heat exchanger Download PDFInfo
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- CN203731896U CN203731896U CN201420099644.6U CN201420099644U CN203731896U CN 203731896 U CN203731896 U CN 203731896U CN 201420099644 U CN201420099644 U CN 201420099644U CN 203731896 U CN203731896 U CN 203731896U
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- heat exchanger
- evaporimeter
- self
- evaporator
- working medium
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Abstract
The utility model relates to the technical field of manufacturing of heat exchange equipment, in particular to a self-circulation evaporation heat exchanger comprising an evaporator. The top of the evaporator is provided with a jet drain which is 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 tubes. A liquid tank is arranged at the bottom of the evaporator. A working medium outlet is arranged between the liquid tank and the heat exchanges. One end of a circulation pipeline is connected with the liquid tank; the other end of the circulation pipeline is connected with the jet drain. The self-circulation evaporation heat exchanger has the advantages that hydromechanics Coanda Effect is applied to the evaporator, working medium in the exchanger is driven by kinetic energy of fluid to flow in circulation, heat exchange is uniformized, and heat exchange efficiency is improved; internal circulation greatly improves heat exchange efficiency, no external energy is consumed, the connection and sealing problems of extra devices are avoided, and the liquid tank at the bottom of the evaporator further has the function of low-pressure liquid storage.
Description
Technical field
The utility model relates to a kind of heat-exchange apparatus manufacturing technology field, is 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.
Utility model content
For the deficiency existing in prior art, the utility model 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 utility model is to realize by the following technical solutions:
A kind of self-loopa evaporating heat exchanger, comprise evaporimeter, described evaporimeter napex is provided with jet flow diverter, described jet flow diverter is connected with working medium input pipe, in described evaporimeter, be provided with some heat exchanger tubes, described heat exchanger tube two ends arrange screen, and 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.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, the evaporimeter outer setting described in it has draught fan; 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 utility model 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.
Brief description of the drawings
Describe the utility model 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.
Detailed description of the invention
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with detailed description of the invention, further set forth the utility model.
EXAMPLE l
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 ll 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.
Embodiment 2
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 of working medium input pipe l input 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, ensures that heat exchange is even.
As further improvement, the drainage way of jet flow diverter adopts rotating spraying mode.
The utility model 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 general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
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. according to a kind of self-loopa evaporating heat exchanger described in claim l, it 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, described evaporimeter outer setting has draught fan.
5. according to a kind of self-loopa evaporating heat exchanger described in claim l, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099644.6U CN203731896U (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099644.6U CN203731896U (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731896U true CN203731896U (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420099644.6U Expired - Fee Related CN203731896U (en) | 2014-03-06 | 2014-03-06 | Self-circulation evaporation heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203731896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103808170A (en) * | 2014-03-06 | 2014-05-21 | 苟仲武 | Self-circulation evaporation heat exchanger |
-
2014
- 2014-03-06 CN CN201420099644.6U patent/CN203731896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103808170A (en) * | 2014-03-06 | 2014-05-21 | 苟仲武 | Self-circulation evaporation heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20140723 |