CN1548848A - Antifreezing structure for heat exchanger of air conditioner - Google Patents
Antifreezing structure for heat exchanger of air conditioner Download PDFInfo
- Publication number
- CN1548848A CN1548848A CNA031298036A CN03129803A CN1548848A CN 1548848 A CN1548848 A CN 1548848A CN A031298036 A CNA031298036 A CN A031298036A CN 03129803 A CN03129803 A CN 03129803A CN 1548848 A CN1548848 A CN 1548848A
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- heat exchanger
- chassis
- air conditioner
- condensed water
- air
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Abstract
The antifreezing structure of heat exchanger in air conditioner includes heat exchanger with heat dissipating fin for the heat exchange between the work fluid and air; tray to support the heat exchanger; and condensed water flow space formed between the heat exchanger and the tray for condensed water in the heat exchanger to flow out fluently. The present invention can prevent condensed water from freezing in the place between the heat exchanger and the tray to raise the reliability of air conditioner.
Description
Technical field
The present invention relates to a kind of air-conditioner, particularly relate to a kind of can be by improving the anti-freezing structure that structure between heat exchanger and the chassis prevents the air conditioner heat exchanger that condensed water freezes.
Background technology
Air-conditioner is a kind of equipment that room air can be maintained appropriate state according to purposes and purpose.For example, summer, it can be adjusted to indoor air temperature nice and cool state, and then can be adjusted to indoor temperature warm state winter.And air-conditioner can also arrive comfortable pleasant state with the humidity regulation of room air.Fig. 1 is that the air-conditioner outdoor unit of prior art is formed exploded perspective view.As shown in Figure 1, chassis 1 has formed the bottom surface of air-conditioner outdoor unit, which is provided with the parts that can constitute heat exchange circulation system with the inner parts that are provided with of indoor set.The front on chassis 1 is provided with the front panel 3 that can form the outdoor machine part shell.Front panel 3 is provided with and can makes air-flow be discharged to the air exhausting grille 7 of off-premises station outside under the effect of fan 5.The top dividing plate 9 that the inside of off-premises station can be divided into two zones that vertically is provided with on chassis 1.Dividing plate 9 can be the air that carries out heat exchange by off-premises station good path is provided, and can be used for cutting off the noises that produce in the compressor 11.One side of dividing plate 9 be provided with extraneous air can be drawn into off-premises station inner and will be discharged to through the air of heat exchange the outside fan 5, drive fan 5 motor 13 and can will be drawn into the air of off-premises station inside and the heat exchanger 15 that working fluid carries out heat exchange.The opposite side of dividing plate 9 then is provided with the compressor 11 of compressible working fluid.In addition, rear board 17 is arranged on the back on chassis 1, and it can form back and two sides of off-premises station, and is enclosed in the outside of heat exchanger 15 with the structure of " Qian " type, can prevent the accident that the fin 19 because of heat exchanger 15 causes like this, to guarantee security.In addition, rear board 17 can link together chassis 1 and top board 21, can guarantee the structural strength of air-conditioner outdoor unit like this.On the other hand, top board 21 can be used as the top cover of air-conditioner outdoor unit, and front panel 3 and rear board 17 can be linked together.After connecting front panel 3 and rear board 17 on the chassis 1, top board 21 is connected the whole casing that just can form air-conditioner outdoor unit on front panel 3 and the rear board 17.Fig. 2 is that the heat exchanger of prior art is arranged on the structure cutaway view on the chassis.As shown in Figure 2, chassis 1 above be vertically installed with heat exchanger 15.Be formed with working fluid conduit 23 in the heat exchanger 15, can flow in it and carry out the working fluid of heat exchange circulation; The outer surface of working fluid conduit 23 is inserted with the fin 19 that can be used to carry out heat exchange.But there is following problem in the heat exchanger of this prior art, does not promptly leave certain space between the surface on the lower end of heat exchanger 15 and chassis 1, can make flowing of condensed water not smooth like this.That is to say, the condensed water that produces on the heat exchanger 15 can gather the lower end of heat exchanger 15 under the effect of its gravity, but this part condensed water may not have certain space to be trapped between the fin 19 between the surface because of the lower end of heat exchanger 15 and chassis 1.This condensed water can not flow and stagnate and phenomenon that ponding occurs is that surface tension by condensed water causes, thereby it can hinder the smooth discharge of condensed water.If flow through the too low words of temperature working fluid of heat exchanger 15, the icing phenomenon of condensed water perhaps will appear the winter that external temperature is lower, so not only can reduce the heating capacity of air-conditioner, and even more serious be if above-mentioned icingly reach certain thickness and will produce with the flabellum of fan 5 and conflict, thereby with fan 5 damages.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of anti-freezing structure that makes the smooth air conditioner heat exchanger that flows out of condensed water by the structure of improving heat exchanger and chassis.
In order to achieve the above object, the anti-freezing structure of air conditioner heat exchanger provided by the invention comprises: be provided with and can make working fluid and air carry out the heat exchanger of the fin of heat exchange; Can install and support the chassis of heat exchanger lower end; And between heat exchanger and chassis, form, and can make the smooth flowing space that flows out of the condensed water that produces on the heat exchanger.
The described flowing space is to be tilted and formed by the part in the face of fin on the heat exchanger on chassis.
The described flowing space be by in the face of the chassis of heat exchanger lower end recessed and form.
For the condensed water that produces on the heat exchanger is flowed out smoothly, will form with heeling condition with the chassis that heat exchanger joins.
The anti-freezing structure of air conditioner heat exchanger provided by the invention is to have formed the space that condensed water is flowed out smoothly between the chassis of the lower end of heat exchanger and installation heat exchanger, so just can prevent that freezing from appearring in condensed water between heat exchanger and chassis, thereby improve the reliability of air-conditioner.
Description of drawings
Be elaborated below in conjunction with the anti-freezing structure of the drawings and specific embodiments to air conditioner heat exchanger of the present invention.
Fig. 1 is that the air-conditioner outdoor unit of prior art is formed exploded perspective view.
Fig. 2 is that the heat exchanger of prior art is arranged on the structure cutaway view on the chassis.
Fig. 3 is the anti-freezing structure cutaway view of air conditioner heat exchanger of the present invention.
Fig. 4 is an air conditioner heat exchanger primary structure schematic diagram of the present invention.
The specific embodiment
As shown in Figure 3, chassis 31 has formed the bottom surface of air-conditioner outdoor unit, which is provided with the parts that can constitute heat exchange circulation system with the inner parts that are provided with of indoor set.One side on chassis 31 is provided with heat exchanger 33.Heat exchanger 33 is flat regular hexahedron shape, its be vertically set on chassis 31 above.The inside of heat exchanger 33 is provided with working fluid conduit 35.Working fluid conduit 35 forms through multiple bending, can flow and carry out the working fluid of heat exchange circulation in its inside.The outer surface of working fluid conduit 35 is inserted with multi-disc and can makes by the extraneous air of heat exchanger 33 with by carrying out the fin 37 of heat exchange between the working fluid of working fluid conduit 35 inside.Fin 37 is to be arranged on the outer circumference surface of working fluid conduit 35 according to a determining deviation, thereby has enlarged the area of dissipation of heat exchanger 33.The bottom of the heat exchanger 33 on close chassis 31 is formed slopely to opposite side from a side.When producing heat exchanger 33, can make work fluid conduit systems 35 and fin 37 earlier separately, and then fin 37 is inserted in the enterprising luggage of working fluid conduit 35 outer circumference surfaces joins.In the present embodiment, when making fin 37, assemble again after a side of fin 37 can being cut off by the angle of inclination.The end that the chassis 31 of heat exchanger 33 can be installed is formed with inclined plane 41, and this inclined plane 41 angle away from heat exchanger 33 its inclinations more is big more.Condensed water can flow between the inclined plane 41 on the lower end of heat exchanger 33 and chassis 31.The other end on chassis 31 is formed with horizontal plane 43, is discharged to the outside again after the condensed water that flows down by inclined plane 41 is assembled in horizontal plane 43.Horizontal plane 43 is minimum positions, chassis 31, generally is provided with discharge outlet.On the other hand, as shown in Figure 4, the two ends of heat exchanger 33 are respectively equipped with side plate 45.Therefore, between the surface on the inclined plane of fin 37 and chassis 31, formed the flowing space 47 that condensed water is flowed.An alternative embodiment of the invention is under the bottom 39 of heat exchanger 33 does not form situation about tilting, and the shape that the surface on the chassis 31 of heat exchanger forms the inclined plane or is designed to be recessed into only can be installed, and also can guarantee the smooth outflow of condensed water.When the air-conditioner that has an anti-freezing structure of the present invention when use heats, can indoor heat converter, be emitted heat after the room air cooling from the HTHP gaseous coolant that compressor is discharged, then, after expansion valve carries out puffing from outdoor heat converter the heat of absorption chamber outer air and evaporating.At this moment, the surface of outdoor heat converter 33 can produce condensed water.Promptly in the refrigerant that expansion valve carries out puffing is working fluid conduit 35 on heat exchanger 33, flow, and make and carry out heat exchange between refrigerant and the extraneous air by being inserted in working fluid conduit 35 outer fin 37.Because of heat exchange gathers under condensed water that fin 37 outer surfaces produce can the effect at gravity by in the flowing space 47 that forms between the bottom 39 of heat exchanger 33 and the chassis 31, and 41 mobile along the inclined plane.Because the bottom surface on chassis 31 is formed inclinedly, therefore come the condensed water of automatic heat-exchanger 33 can be along the inclined plane 41 to flow downward.At this moment, owing to be formed with the enough big flowing space 47 between the lower end of the surface on chassis 31 and heat exchanger 33, so the seeping phenomenon that the surface tension because of condensed water causes can not occur.In the present embodiment, for the convenience that illustrates, only the off-premises station chassis with detachable air conditioner is that example is illustrated, and integral air conditioner also can adopt said structure.
Claims (4)
1, a kind of anti-freezing structure of air conditioner heat exchanger is characterized in that: the anti-freezing structure of described air conditioner heat exchanger comprises: be provided with and can make working fluid and air carry out the heat exchanger (33) of the fin (37) of heat exchange; Can install and support the chassis (31) of heat exchanger (33) lower end; And between heat exchanger (33) and chassis (31), form, and can make heat exchanger (33) go up the smooth flowing space (47) that flows out of condensed water of generation.
2, the anti-freezing structure of air conditioner heat exchanger according to claim 1 is characterized in that: the described flowing space (47) is by going up the part inclination of fin (37) in the face of the heat exchanger (33) on chassis (31) and forming.
3, the anti-freezing structure of air conditioner heat exchanger according to claim 1 is characterized in that: the described flowing space (47) be by in the face of the chassis (31) of heat exchanger (33) lower end recessed and form.
4, according to the anti-freezing structure of each described air conditioner heat exchanger in claim 2 or 3, it is characterized in that: flow out smoothly for making heat exchanger (33) go up the condensed water that produces, will form with heeling condition with the chassis (31) that heat exchanger (33) join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031298036A CN1548848A (en) | 2003-05-20 | 2003-05-20 | Antifreezing structure for heat exchanger of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031298036A CN1548848A (en) | 2003-05-20 | 2003-05-20 | Antifreezing structure for heat exchanger of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1548848A true CN1548848A (en) | 2004-11-24 |
Family
ID=34322461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031298036A Pending CN1548848A (en) | 2003-05-20 | 2003-05-20 | Antifreezing structure for heat exchanger of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1548848A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107003016A (en) * | 2014-12-26 | 2017-08-01 | 三菱电机株式会社 | Outdoor unit |
-
2003
- 2003-05-20 CN CNA031298036A patent/CN1548848A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107003016A (en) * | 2014-12-26 | 2017-08-01 | 三菱电机株式会社 | Outdoor unit |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |