CN202757493U - Parallel flow heat exchanger and parallel flow heat exchanging device - Google Patents
Parallel flow heat exchanger and parallel flow heat exchanging device Download PDFInfo
- Publication number
- CN202757493U CN202757493U CN201220353395.XU CN201220353395U CN202757493U CN 202757493 U CN202757493 U CN 202757493U CN 201220353395 U CN201220353395 U CN 201220353395U CN 202757493 U CN202757493 U CN 202757493U
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- flow heat
- parallel flow
- exchanging device
- parallel
- exchange pipe
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 238000010257 thawing Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a parallel flow heat exchanging device and a heat exchanger. The parallel flow heat exchanging device comprises two flow collecting pipes which are oppositely arranged in parallel, a plurality of heat exchange flat pipes which are communicated with the two flow collecting pipes are arranged between the two flow collecting pipes, and the heat exchange flat pipes are arranged in slant mode opposite to the axis direction of the two flow collecting pipes. The parallel flow heat exchanging device and the heat exchanger solve the problems that condensate water which is formed in the process of refrigeration and defrosting water in the process of heating in the parallel flow heat exchanging device can not be drained in time.
Description
Technical field
The utility model relates to the refrigeration and air-conditioning technical field, relates in particular to a kind of parallel-flow heat exchanger and parallel flow heat-exchanging device thereof.
Background technology
Existing heat exchanger adopts parallel flow technology more, therefore, claims again parallel-flow heat exchanger.Existing parallel-flow heat exchanger, because the flat tube of heat exchanger all is level and lays, condensed water when it is used for making evaporimeter on the flat tube can gather and can't discharge, thus in the family expenses air-conditioner parallel-flow heat exchanger only as the condenser of single cold type air-conditioner outdoor unit.Equally, when parallel-flow heat exchanger uses as the heat pump type air conditioner off-premises station and operates in heating mode, it realizes the function of evaporimeter, therefore exists condensed water and defrosting water to discharge, thus the problem that affects the heat exchanger heat transfer effect or cause heat exchanger normally to use.
And for large cold section air-conditioner, also having another problem, large cold section air-conditioner need to increase exponentially the contour structure size of heat exchanger when using, the width that adds simultaneously big flat tube, need to strengthen the fuselage appearance size like this, cause the waste of panel beating and packaging material, also take up room.If change the contour structure size that dwindles heat exchanger into, need to change single heat-exchanger rig into double or many rows, see also Fig. 1 take double as example, Fig. 1 is the air current composition figure of the heat exchanger of prior art when using as evaporimeter.When heat exchanger was used as evaporimeter, heat exchanger made surrounding air 1 cooling by the heat in the absorbing environmental air 1, the air themperature of rows of flat pipes 2 of flowing through before the heat exchanger is lower, formation is than cold air 4, and the air themperature of rows of flat pipes 3 is lower behind the heat exchanger of flowing through, and forms cold air 5 again.Because the spacing of front rows of flat pipes 2 and rear rows of flat pipes 3 is little, the temperature than cold air 4 that the temperature of the again cold air 5 that rear rows of flat pipes 3 obtains so flow through and the front rows of flat pipes 2 of flowing through obtain is more or less the same, and the heat exchange efficiency when namely the double heat-exchanger rig of prior art uses as evaporimeter is lower.In addition, existing connection double or that arrange between the heat-exchanger rig realizes by screw more, because screw is irony, therefore is easy to make the heat exchanger electrochemical corrosion, damages connecting portion and heat exchanger; Simultaneously, screw is with fixing very tight of adjacent two heat-exchanger rigs, and its windage is larger than single heat-exchanger rig, and air flows slow between many row's heat-exchanger rigs, and heat transfer effect is bad.
The utility model content
Main purpose of the present utility model provides a kind of parallel flow heat-exchanging device, is intended to solve the condensed water that heat-exchanger rig forms and heats the problem that defrosting water can't in time be discharged in the process in process of refrigerastion.
The utility model provides a kind of parallel flow heat-exchanging device, comprise: parallel and two headers that are oppositely arranged, be provided with a plurality of flat heat exchange pipe that are communicated with described two headers between described two headers, described flat heat exchange pipe is obliquely installed with respect to described header axis direction.
Preferably, be arranged in parallel between the described flat heat exchange pipe and spacing equates.
Preferably, described flat heat exchange pipe is 8 ° to 10 ° with respect to the angle of inclination of described header axis direction.
Preferably, described parallel flow heat-exchanging device also comprises inlet tube and outlet, and described inlet tube and described outlet are located at the both sides of same described header and are stretched out from described header bending, and the entrance of described inlet tube is relative with the outlet of described outlet.
The utility model also provides a kind of parallel-flow heat exchanger, comprise: arrange parallel flow heat-exchanging device more, this parallel flow heat-exchanging device comprises: parallel and two headers that are oppositely arranged, be provided with a plurality of flat heat exchange pipe with described two header vertical connections between described two headers, described flat heat exchange pipe is obliquely installed with respect to described header.
Preferably, in described many row's parallel flow heat-exchanging devices, any two flat heat exchange pipe and another flat heat exchange pipe of arranging parallel flow heat-exchanging device of arranging row's parallel flow heat-exchanging device in the adjacent parallel flow heat-exchanging device shift to install.
Preferably, in described many row's parallel flow heat-exchanging devices, the flat heat exchange pipe of row's parallel flow heat-exchanging device and another flat heat exchange pipe of arranging parallel flow heat-exchanging device are corresponding and be the setting of hinge shape one by one in the adjacent parallel flow heat-exchanging device of any two rows.
Preferably, in described many row's parallel flow heat-exchanging devices, any two headers of arranging row's parallel flow heat-exchanging device in the adjacent parallel flow heat-exchanging device are connected by attaching parts with header of the same side of another row's parallel flow heat-exchanging device.
Preferably, described attaching parts are aluminum pipe, connect adjacent header by the mode of welding.
Preferably, described tube connector is serpentine.
Parallel-flow heat exchanger of the present utility model and parallel flow heat-exchanging device thereof, be obliquely installed with respect to described header axis direction by flat heat exchange pipe, the condensed water that heat-exchanger rig forms in process of refrigerastion and the defrosting water that heats in the process are in time discharged, improved heat exchange efficiency.
Description of drawings
Fig. 1 is that Fig. 1 is the heat exchanger of the prior art air current composition figure when using as evaporimeter;
Fig. 2 is the structural representation of the utility model parallel flow heat-exchanging device the first embodiment;
Fig. 3 is the sectional structure schematic diagram along the A-A line among Fig. 2;
Fig. 4 is the structural representation that the utility model parallel-flow heat exchanger comprises the preferred embodiment of double rows parallel flow heat-exchanger rig;
Fig. 5 is the sectional structure schematic diagram along the B-B line among Fig. 4;
Fig. 6 is the structural representation of header coupling part among Fig. 4;
Fig. 7 is the structural representation of the attaching parts among Fig. 4;
Fig. 8 is the air current composition schematic diagram of flat heat exchange pipe among Fig. 4.
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Further specify the technical solution of the utility model below in conjunction with Figure of description and specific embodiment.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 2 and Fig. 3, Fig. 2 is the structural representation of the utility model parallel flow heat-exchanging device the first embodiment; Fig. 3 is the sectional structure schematic diagram along the A-A line among Fig. 2.The utility model provides a kind of parallel flow heat-exchanging device 6, it comprises parallel and two headers 7 that are oppositely arranged, be provided with a plurality of flat heat exchange pipe 10 that are communicated with described two headers 7 between described two headers 7, and the inlet tube 8 and the outlet 9 that are arranged on the both sides of same described header 7, described inlet tube 8 stretches out from described header 7 bendings with described outlet 9, and the entrance of described inlet tube 8 is relative with the outlet of described outlet 9.Described two headers 7, a plurality of flat heat exchange pipe 10, inlet tube 8 and outlet 9 consist of circulation passage, and described a plurality of flat heat exchange pipe 10 intervals arrange, and described flat heat exchange pipe 10 is obliquely installed with respect to described header 7 axis directions.Be arranged in parallel between described a plurality of flat heat exchange pipe 10 and spacing equates, be conducive to steady air current between the flat heat exchange pipe 10, so that heat transfer rate's equalization stable.Spacing between described a plurality of flat heat exchange pipe 10 increases to 1.5mm; The narrowed width of flat heat exchange pipe 10 increases the circulation of air between a plurality of flat heat exchange pipe 10, reduces windage, increases heat exchange efficiency.The angle of angle a between described flat heat exchange pipe 10 and header 7 axis directions is set to 8 °-10 °, so that parallel flow heat-exchanging device 6 is as evaporator operation the time, the condensed water that flat heat exchange pipe 10 is condensed above and defrosting water flow down discharge easily, in order to avoid reduce the heat exchange efficiency of flat heat exchange pipe 10, affect the normal operation of parallel flow heat-exchanging device 6.
The flat heat exchange pipe 10 of described parallel flow heat-exchanging device 6 adopts little siphunculus, adopts little siphunculus can effectively strengthen the heat transfer of parallel flow heat-exchanging device 6, improves its Energy Efficiency Ratio, makes the volume-diminished of parallel flow heat-exchanging device 6, weight saving.
See also Fig. 4 to Fig. 7, Fig. 4 is the structural representation that the utility model parallel-flow heat exchanger comprises the preferred embodiment of double rows parallel flow heat-exchanger rig; Fig. 5 is the sectional structure schematic diagram along the B-B line among Fig. 4; Fig. 6 is the structural representation of header coupling part among Fig. 4; Fig. 7 is the structural representation of the attaching parts among Fig. 4.The utility model also provides a kind of parallel-flow heat exchanger, described parallel-flow heat exchanger comprises many row's parallel flow heat-exchanging devices, here take the double rows parallel flow heat-exchanger rig as example, comprise: the front-seat parallel flow heat-exchanging device 11 that the interval is installed together and rear row's parallel flow heat-exchanging device 12, this two parallel flow heat-exchanging device 11,12 is parallel flow heat-exchanging device as previously described, and this two rows parallel flow heat-exchanging device 11,12 connects by the tube connector 24 as attaching parts.Described tube connector 24 had both worked to connect two row's parallel flow heat-exchanging devices 11,12, play again simultaneously two row's parallel flow heat-exchanging devices 11,12 the effect fixed, avoided because using screw so that two row's parallel flow heat-exchanging devices 11,12 must closely be fixedly installed togather, cause front-seat flat heat exchange pipe 15 and rear row's flat heat exchange pipe 16 windage increase, simultaneously, because heat exchanger mostly is aluminium and makes, and has avoided screw and described dual-row heat exchanger electrochemical corrosion.
The flat heat exchange pipe of described front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12 all shifts to install, and arranges between the flat heat exchange pipe 16 be arranged at two of described rear row's parallel flow heat-exchanging device 12 such as the front-seat flat heat exchange pipe 15 of front-seat parallel flow heat-exchanging device 11 after.
In addition, in described many row's parallel flow heat-exchanging devices 11, the flat heat exchange pipe 15 of row's parallel flow heat-exchanging device and another flat heat exchange pipe 16 of arranging parallel flow heat-exchanging device are corresponding and be the setting of hinge shape one by one in the adjacent parallel flow heat-exchanging device 11 of any two rows.Being oppositely arranged with respect to described header 13,14 planes that tilt of described front-seat flat heat exchange pipe 15 and rear row's flat heat exchange pipe 16, the plane of described front-seat flat heat exchange pipe 15 is tilted to the right, and then the plane of described rear row's flat heat exchange pipe 16 is tilted to the left.Arrange like this, front-seat flat heat exchange pipe 15 can not stopped flow to the rear air of arranging flat heat exchange pipe 16, the contact area of surrounding air and flat heat exchange pipe increases because flat heat exchange pipe is obliquely installed simultaneously, makes the heat exchange efficiency raising of dual-row heat exchanger.
Be arranged in parallel between described front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12, be conducive to reduce the windage between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12, air is more circulated, at regular intervals between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12, spacing is adjusted according to the size of front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12.Connect by tube connector 24 between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12, described tube connector is connected on the header 13,14 of front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12.Between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12 certain spacing is arranged, can avoid front-seat flat heat exchange pipe 15 and rear row's flat heat exchange pipe 16 in transportation, to bump, thereby cause heat exchanger to reveal, leave simultaneously a determining deviation between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12 and also be conducive to the condensate liquid discharge.
Described tube connector 18 is welded by three sections aluminum arc tubes 181,182,183, is serpentine.Arc tube 181,183 with the header 13 of front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12,14 welding, the inner surface of tube connector 18 and header 13,14 fit, arc tube 182 is regulated two parallel flow heat-exchanging devices 11, distance between 12, when tube connector 24 is produced, regulate as required three sections arc tubes 181,182,183 radius value, with the header 13 of assurance with front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12,14 are connected, and the distance between front-seat parallel flow heat-exchanging device 11 and the rear row's parallel flow heat-exchanging device 12 is suitable.
With reference to Fig. 8, Fig. 8 is the air current composition schematic diagram of flat heat exchange pipe among Fig. 4; When above-mentioned heat exchanger uses as evaporimeter, the flat heat exchange pipe of described front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12 shifts to install, the surrounding air 17b of the surrounding air 17a of front-seat little logical flat tube 15a and the front-seat little logical flat tube 15b that flows through is after supercooling so that flow through, can directly not flow to the little logical flat tube 16 of rear row, little logical flat tube 15a at described front row, surrounding air 17c between the 15b little logical flat tube 16 of described rear row of then flowing through cools off, shift to install like this and avoided through front-seat little logical flat tube 15a, the little logical flat tube 16 of row caused the slow problem of heat transfer rate after the air of 15b cooling directly flowed to, and had improved heat exchange efficiency.
Heat exchanger of the present utility model arranges by flat heat exchange pipe 10 intervals in many row's parallel flow heat-exchanging devices 6, described flat heat exchange pipe 10 is obliquely installed with respect to described header 7 axis directions, and the adjacent front-seat parallel flow heat-exchanging device 11 in the heat exchanger be connected row's parallel flow heat-exchanging device 12 and all connect by tube connector 18.Therefore, the mode that adopts tube connector 18 to be communicated with fixing many row's heat-exchanger rigs replaces traditional screw and connects, make interval setting between many row's heat-exchanger rigs, front-seat flat heat exchange pipe 15 and rear row's flat heat exchange pipe 16 of front-seat parallel flow heat-exchanging device 11 and rear row's parallel flow heat-exchanging device 12 shift to install simultaneously, circulation of air windage when having reduced heat exchange has strengthened heat exchange efficiency.
The above only is preferred embodiment of the present utility model; be not so limit its claim; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. parallel flow heat-exchanging device, comprise: parallel and two headers that are oppositely arranged, between described two headers, be provided with a plurality of flat heat exchange pipe that are communicated with described two headers, it is characterized in that described flat heat exchange pipe is obliquely installed with respect to described header axis direction.
2. parallel flow heat-exchanging device according to claim 1 is characterized in that, be arranged in parallel between the described flat heat exchange pipe and spacing equates.
3. parallel flow heat-exchanging device according to claim 1 is characterized in that, described flat heat exchange pipe is 8 ° to 10 ° with respect to the angle of inclination of described header axis direction.
4. parallel flow heat-exchanging device according to claim 1, it is characterized in that, described parallel flow heat-exchanging device also comprises inlet tube and outlet, described inlet tube and described outlet are located at the both sides of same described header and are stretched out from described header bending, and the entrance of described inlet tube is relative with the outlet of described outlet.
5. a parallel-flow heat exchanger is characterized in that, comprising: arrange parallel flow heat-exchanging device, this parallel flow heat-exchanging device is such as each described parallel flow heat-exchanging device in the claim 1 to 4 more.
6. parallel-flow heat exchanger according to claim 5, it is characterized in that, in described many row's parallel flow heat-exchanging devices, any two flat heat exchange pipe and another flat heat exchange pipe of arranging parallel flow heat-exchanging device of arranging row's parallel flow heat-exchanging device in the adjacent parallel flow heat-exchanging device shift to install.
7. parallel-flow heat exchanger according to claim 5, it is characterized in that, in described many row's parallel flow heat-exchanging devices, the flat heat exchange pipe of row's parallel flow heat-exchanging device and another flat heat exchange pipe of arranging parallel flow heat-exchanging device are corresponding and be the setting of hinge shape one by one in the adjacent parallel flow heat-exchanging device of any two rows.
8. parallel-flow heat exchanger according to claim 5, it is characterized in that, in described many row's parallel flow heat-exchanging devices, any two headers of arranging row's parallel flow heat-exchanging device in the adjacent parallel flow heat-exchanging device are connected by attaching parts with header of the same side of another row's parallel flow heat-exchanging device.
9. parallel-flow heat exchanger according to claim 8 is characterized in that, described attaching parts are aluminum pipe, connects adjacent header by the mode of welding.
10. parallel-flow heat exchanger according to claim 8 is characterized in that, described tube connector is serpentine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220353395.XU CN202757493U (en) | 2012-07-19 | 2012-07-19 | Parallel flow heat exchanger and parallel flow heat exchanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220353395.XU CN202757493U (en) | 2012-07-19 | 2012-07-19 | Parallel flow heat exchanger and parallel flow heat exchanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202757493U true CN202757493U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220353395.XU Expired - Fee Related CN202757493U (en) | 2012-07-19 | 2012-07-19 | Parallel flow heat exchanger and parallel flow heat exchanging device |
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| CN (1) | CN202757493U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115318A (en) * | 2015-07-31 | 2015-12-02 | 浙江金宸三普换热器有限公司 | Heat exchanger |
| CN105841540A (en) * | 2016-05-24 | 2016-08-10 | 珠海格力电器股份有限公司 | Fin, micro-channel parallel flow heat exchanger and air conditioning unit |
| CN110057138A (en) * | 2019-04-15 | 2019-07-26 | 合肥华凌股份有限公司 | Heat-exchanging component and refrigeration equipment with it |
-
2012
- 2012-07-19 CN CN201220353395.XU patent/CN202757493U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115318A (en) * | 2015-07-31 | 2015-12-02 | 浙江金宸三普换热器有限公司 | Heat exchanger |
| CN105841540A (en) * | 2016-05-24 | 2016-08-10 | 珠海格力电器股份有限公司 | Fin, micro-channel parallel flow heat exchanger and air conditioning unit |
| CN110057138A (en) * | 2019-04-15 | 2019-07-26 | 合肥华凌股份有限公司 | Heat-exchanging component and refrigeration equipment with it |
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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 |
Granted publication date: 20130227 Termination date: 20210719 |
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| CF01 | Termination of patent right due to non-payment of annual fee |