CN201974081U - Heat-exchanging device with heat-pipe thermal spreader for refrigerative air-conditioning system - Google Patents
Heat-exchanging device with heat-pipe thermal spreader for refrigerative air-conditioning system Download PDFInfo
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- CN201974081U CN201974081U CN2011200954223U CN201120095422U CN201974081U CN 201974081 U CN201974081 U CN 201974081U CN 2011200954223 U CN2011200954223 U CN 2011200954223U CN 201120095422 U CN201120095422 U CN 201120095422U CN 201974081 U CN201974081 U CN 201974081U
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- heat pipe
- pipe
- soaking device
- conditioning system
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Abstract
一种用于制冷空调系统的带有热管均热器的换热装置，涉及用于制冷空调系统的换热装置，属于换热设备热交换技术领域。该装置采用高效的传热元件——热管作为均热器安装在普通套管换热器内。装置主要由内管、外管及热管均热器三部分组成。热管起到均匀换热的高温和低温流体内部的温度场，调整换热流场与温度场夹角，增加湍流程度，扩大换热面积的作用。从传热原理看，采用热管均热器符合了换热强化的机理。
The invention relates to a heat exchange device with a heat pipe heat equalizer for a refrigeration and air conditioning system, relates to a heat exchange device for a refrigeration and air conditioning system, and belongs to the technical field of heat exchange of heat exchange equipment. The device uses high-efficiency heat transfer elements—heat pipes installed in ordinary casing heat exchangers as heat spreaders. The device is mainly composed of three parts: inner tube, outer tube and heat pipe heat spreader. The heat pipe acts as a temperature field inside the high-temperature and low-temperature fluid for uniform heat exchange, adjusts the angle between the heat exchange flow field and the temperature field, increases the degree of turbulence, and expands the heat exchange area. From the point of view of heat transfer principle, the use of heat pipe heat equalizer conforms to the mechanism of heat transfer enhancement.
Description
Technical field
The utility model discloses a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system, relate to the heat-exchanger rig that is used for refrigerated air-conditioning system, belong to the heat transmission equipment technical field of heat exchange.
Background technology
A kind of as shell-and-tube heat exchanger, double-tube heat exchanger heat conduction reinforced generally taked following measure: 1) diameter reduction or attenuate tube wall; 2) adopt inside and outside fin structure; 3) adopting many tube banks to twist into twisted shape inserts in the same extra heavy pipe etc.Its purpose all is to reduce heat transfer resistance, increases flow turbulence degree (improving the Re number), and then improves convection transfer rate; Or the increase heat exchange area improves the heat exchange amount of unit volume equipment.The theory of thermal conduction study is told us, and fundamentally augmentation of heat transfer must reduce the velocity of cold fluid and hot fluid and the angle between the thermograde, and the more little heat exchange effect of the angle angle of velocity and thermograde is good more; On the other hand, fluid velocity profile and temperature profile are even as far as possible.
The double-tube heat exchanger that has heat pipe soaking device just is being based on above-mentioned thought and is designing.Some small-sized heat pipe soaking devices are installed between interior pipe and outer tube, and heat pipe has the performance of continuous high-efficient heat conduction by appropriate design.The heat pipe top is deep in the hot fluid, and the bottom is deep in the cold fluid, increases turbulent extent, increases heat exchange area, plays the effect of homogeneous (uniform) fluid edge and DIE Temperature field simultaneously.
The utility model content
The utility model provides a kind of high-efficiency heat exchanger that is used for refrigerated air-conditioning system, is intended to improve the coefficient of heat transfer of ordinary casing formula heat exchanger, reduces air conditioning energy consumption.
In order to reach above-mentioned technique effect, the utility model adopts following technical scheme: a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system: comprise outer tube, be installed on the interior pipe in the outer tube, the heat pipe soaking device in being installed on the pipe outer tube wall; The two ends of inner and outer pipe are provided with the import and export of fluid, heat pipe soaking device tilts to place, and outer tube and interior pipe feed cold fluid and hot fluid respectively, pour into working medium in the heat pipe soaking device, two fluid streams flow directions are opposite, and are sealed to each other between interior pipe, outer tube, the heat pipe for thermal conductivity device; Heat pipe soaking device tilts to install, and the bottom that horizontal level is low contacts with hot fluid, and the top that horizontal level is high contacts with cold fluid.
The working medium that described heat pipe soaking device the inside fills comprises: water, alcohol, freon, ammonia.
In being no more than, the diameter of described heat pipe manages 1/6 of the interior girth of cross section; Pipe radius and inner and outer pipes spacing sum in length is not more than.The installation oblique angle of heat pipe and interior pipe is in 10～20 ° scope.
The number of heat pipe soaking device is one or more, evenly arranges at the circumferential and length direction of interior pipe.
Being connected between described heat pipe soaking device and the interior pipe can be that to weld also can be gluing connecing.
The material of pipe and outer tube is a metal or nonmetal in described; The heat pipe soaking modulator material is copper or aluminium.
Described outer tube can be the straight tube of single use, or straight tube in parallel, that series connection is used, or diastrophic individual tubes, or square casing.
Refrigerated air-conditioning system described in the utility model is a kind of of application scenario and thermal source form, can be that water-water heat exchange and water and other fluids etc. are not arbitrarily to the heat exchange between the fluid of material corrosion.
The utility model can obtain following beneficial effect: increase substantially the coefficient of heat transfer and heat exchange amount under the condition that does not change heat exchanger volume.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described further.
Fig. 1 is the basic structure of the heat-exchanger rig that has heat pipe soaking device that provides of the utility model.
Fig. 2 is the structural representation that conduct refrigeration (heat pump) machine set compressor exhaust heat retracting device that the utility model provides used, had the heat-exchanger rig of heat pipe soaking device;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view;
Fig. 4 is the structural representation that conduct refrigeration (heat pump) unit evaporimeter or condenser that the utility model provides used, had the heat-exchanger rig of heat pipe soaking device;
Fig. 5 is that the A-A of Fig. 4 is to cutaway view;
Fig. 6 is using as water-water heat exchanger of providing of the utility model, and three sections straight tube parallel connections have the schematic diagram of the heat-exchanger rig of heat pipe soaking device.
Among the figure, 1 interior the pipe, 2 outer tubes, 3 heat pipe soaking devices, 4 interior pipe imports, 5 interior pipes export, 6 outer tube imports, 7 outer tubes export, 8 square casings.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further:
Embodiment 1:
As shown in Figure 1, a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system: comprise outer tube 2, be installed on the interior pipe 1 in the outer tube, the heat pipe soaking device 3 in being installed on the pipe outer tube wall; Pipe import 4 in the two ends of interior pipe 1 are provided with, interior pipe outlet 5, the outer tube two ends are provided with outer tube import 6 and outer tube exports 7.
The working medium that described heat pipe soaking device the inside fills comprises: water, alcohol, freon, ammonia.
In being no more than, the diameter of described heat pipe manages 1/6 of the interior girth of cross section; Pipe radius and inner and outer pipes spacing sum in length is not more than.The installation oblique angle of heat pipe and interior pipe is in 10～20 ° scope.
The number of heat pipe soaking device is one or more, evenly arranges at the circumferential and length direction of interior pipe.
Being connected between described heat pipe soaking device and the interior pipe can be that to weld also can be gluing connecing.
The material of pipe and outer tube is a metal or nonmetal in described; The heat pipe soaking modulator material is copper or aluminium.
Described outer tube can be the straight tube of single use,
Embodiment 2:
Fig. 2 and embodiment illustrated in fig. 3 in, this embodiment is similar to Example 1, this device is by interior pipe (being the blast pipe of compressor), outer tube 2, square casing 8, heat pipe soaking device 3 is formed, level is installed in compressor exhaust pipe, and interior pipe import 4, interior pipe outlet 5 are positioned on the blast pipe.Fig. 2 is the front view of equipment, and interior pipe is walked compressor air-discharging, and direction is leaked water in the square casing for from left to right, and direction from right to left.Fig. 3 is the A-A transverse cross-sectional view of Fig. 2.The effect of device is the sensible heat that is used for reclaiming compressor air-discharging.Square casing 8 separates with outer tube 2 and heat pipe soaking device 3, and heat-pipe working medium is worked in by outer tube 2 and heat pipe soaking device 3.During work, the liquid refrigerant evaporation in the outer tube absorbs the heat from compressor exhaust pipe, and evaporation back gas rises to the heat pipe soaking device top heat is discharged to cooling water, gets back to the bottom behind the condensation liquefaction again, finishes a course of work.Generally between 80～130 ℃, wherein contained sensible heat accounts for 15～20% of total amount of heat to the delivery temperature of refrigeration air-conditioner, has bigger recycling to be worth.Can produce 70～100 ℃ high-temperature-hot-water after this device is installed, and need not change the structure of original compressor exhaust pipe, original condenser can correspondingly dwindle.
Embodiment 3:
In Fig. 4 and embodiment shown in Figure 5, this embodiment is similar to Example 1, and this device is U molded cannula heat exchanger.Pipe 1 in structure comprises, outer tube 2, heat pipe soaking device 3, interior pipe imports and exports 4,5, and outer tube imports and exports 6,7.Fig. 4 is the front view of equipment, and Fig. 5 is the A-A transverse cross-sectional view of Fig. 4, and whole device must upwards vertically be installed by elbow part.Pipe 1 in cryogen is walked, cooling medium is walked outer tube 2.Cryogen enters heat exchanger and the high temperature fluid heat exchange that enters from import 6 from import 4.The vertical part of left side heat exchanger tube, cryogen is washed away from the top of heat pipe soaking device and is flow through, and has increased the turbulence state that flows, and absorbs the latent heat of heat pipe soaking device top steam simultaneously.After the working medium liquefaction heat release in the heat pipe soaking device, flow back into the bottom, and flow through the high temperature fluid heat exchange that comes in the other direction, the liquid refrigerant in the heat pipe becomes gas and backs on top again after absorbing heat in the high temperature fluid, finishes a heat transfer process.For the vertical part in the right side of heat exchanger, two beams fluid washes away heat pipe along the direction of heat pipe, and heat transfer process is similar to the left side, and the direction that heat pipe is just washed away in difference is opposite.
Embodiment 4:
In the embodiment shown in fig. 6, this embodiment is similar to Example 1, and this device is the uses in parallel of three sections straight tubes, as water-water heat exchanger.Whole device must vertically be placed, to guarantee working normally and efficiently of heat pipe.Pipe 1 in high temperature fluid is walked, cooling medium is walked outer tube 2.Operation principle is identical with Fig. 2, Fig. 4.
The above; only be the preferable feasible embodiment of the utility model; can not therefore promptly limit to interest field of the present utility model; concerning being familiar with those of ordinary skill in the art, using the technical solution of the utility model and technical conceive to make other various corresponding changes and be out of shape such as and all should belong within the protection domain of the utility model claim.
Claims (7)
1. a heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system is characterized in that: comprise outer tube, be installed on the interior pipe in the outer tube, the heat pipe soaking device in being installed on the pipe outer tube wall; The two ends of inner and outer pipe are provided with the import and export of fluid, heat pipe soaking device tilts to place, and outer tube and interior pipe feed cold fluid and hot fluid respectively, pour into working medium in the heat pipe soaking device, two fluid streams flow directions are opposite, and are sealed to each other between interior pipe, outer tube, the heat pipe for thermal conductivity device; Heat pipe soaking device tilts to install, and the bottom that horizontal level is low contacts with hot fluid, and the top that horizontal level is high contacts with cold fluid.
2. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1 is characterized in that: the working medium that described heat pipe soaking device the inside fills comprises: water, alcohol, freon, ammonia.
3. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1 is characterized in that: manage 1/6 of the interior girth of cross section in the diameter of described heat pipe is no more than; Pipe radius and inner and outer pipes spacing sum in length is not more than, the installation oblique angle of heat pipe and interior pipe is in 10～20 ° scope.
4. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1 is characterized in that: the number of heat pipe soaking device is one or more, evenly arranges at the circumferential and length direction of interior pipe.
5. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1 is characterized in that: being connected between described heat pipe soaking device and the interior pipe can be that to weld also can be gluing connecing.
6. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1 is characterized in that: the material of pipe and outer tube is a metal or nonmetal in described; The heat pipe soaking modulator material is copper or aluminium.
7. a kind of heat-exchanger rig that has heat pipe soaking device that is used for refrigerated air-conditioning system according to claim 1, it is characterized in that: described outer tube can be the straight tube of single use, or straight tube in parallel, that series connection is used, or diastrophic individual tubes, or square casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200954223U CN201974081U (en) | 2011-04-02 | 2011-04-02 | Heat-exchanging device with heat-pipe thermal spreader for refrigerative air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200954223U CN201974081U (en) | 2011-04-02 | 2011-04-02 | Heat-exchanging device with heat-pipe thermal spreader for refrigerative air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974081U true CN201974081U (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200954223U Expired - Fee Related CN201974081U (en) | 2011-04-02 | 2011-04-02 | Heat-exchanging device with heat-pipe thermal spreader for refrigerative air-conditioning system |
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| CN (1) | CN201974081U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121768A (en) * | 2011-04-02 | 2011-07-13 | 北京工业大学 | Heat exchange apparatus with heat pipe soaking device for refrigeration air conditioning system |
| CN110984307A (en) * | 2019-12-19 | 2020-04-10 | 天长市飞龙金属制品有限公司 | Baffle for drain pipe |
-
2011
- 2011-04-02 CN CN2011200954223U patent/CN201974081U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121768A (en) * | 2011-04-02 | 2011-07-13 | 北京工业大学 | Heat exchange apparatus with heat pipe soaking device for refrigeration air conditioning system |
| CN110984307A (en) * | 2019-12-19 | 2020-04-10 | 天长市飞龙金属制品有限公司 | Baffle for drain pipe |
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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: 20110914 Termination date: 20180402 |