CN1690542A - Window type air conditioner - Google Patents
Window type air conditioner Download PDFInfo
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- CN1690542A CN1690542A CNA2004100191626A CN200410019162A CN1690542A CN 1690542 A CN1690542 A CN 1690542A CN A2004100191626 A CNA2004100191626 A CN A2004100191626A CN 200410019162 A CN200410019162 A CN 200410019162A CN 1690542 A CN1690542 A CN 1690542A
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Abstract
The invention discloses a window air conditioner, comprising: a cabinet; a fan; indoor/outdoor heat exchangers, a compressor, wherein, the fan flows in the air indoor and outdoor and discharges the air out of cabinet; the indoor/outdoor heat exchangers are in the cabinet while their evaporator is mounted on the back of the front face of cabinet, their condenser mounted on the back of cabinet, and their coolant are transformed between indoor and outdoor; the compressor between the indoor and outdoor heat exchanger to compress the coolant; and the character is that positive oxide film are formed at least on the surface of outdoor heat exchanger, to avoid erosion by the chlorine element of sea breeze, while its corrosion resistance will be increased by the operation of packing holes.
Description
Technical field
The invention relates to window air conditioner, particularly a kind of window air conditioner.In more detail, be the relevant window air conditioner that forms the anodal oxide-film of anodal oxide-film or the processing of process sealing of hole at heat-exchanger surface.
Background technology
As Figure 10 and shown in Figure 11, traditional window air conditioner comprises that cabinet 2, air handling system, fan 4, diversion component 6 constitute.Wherein, cabinet 2 is used for sucking and discharging indoor and outdoor air.Air handling system is arranged on cabinet 2 inside, and this air handling system is regulated air by refrigerant.Fan semi-finals system property ground is sent indoor and outdoor air and be discharged to inside and outside the cabinet 2.Diversion component 6 is divided into room air blow zones A and outdoor air blow zones B with cabinet 2 inside.
The positive 2a below of above-mentioned cabinet forms suction inlet h1, and the positive 2a of cabinet top forms outlet h2.Room air enters into cabinet inside by suction inlet h1, and the air through overregulating is discharged to cabinet outside and indoor by outlet h2.The top 2b of cabinet and 2c rear, two sides form the suction inlet h3 of suction chamber outer air.The back side 2d of cabinet is formed for discharging the air outlet h4 through overregulating.
Above-mentioned air handling system comprises that evaporimeter 10, compressor 12, condenser 14, expansion valve (not shown) constitute.Wherein, as the evaporimeter 10 of heat exchanger, be arranged on the positive 2a rear side of cabinet with parastate, the heat of vaporization by refrigerant cools off room air.12 pairs of refrigerants of being vaporized by evaporimeter 10 of compressor compress with HTHP.Be arranged on the back side 2d of cabinet as the condenser 14 of outdoor heat converter.This condenser 14 utilizes outdoor air that the refrigerant of being discharged by compressor 12 is carried out condensation.Expansion valve is located between condenser 14 and the evaporimeter 10, allows condensed refrigerant expand.
Said fans 4 is made of drive motors 4a, indoor fan 4c, outdoor fan 4d.Indoor fan 4c is formed by connecting by drive motors 4a and rotating shaft 4b, and is arranged on the rear of evaporimeter 10.Outdoor fan 4d is formed by connecting by drive motors 4a and rotating shaft 4b, and is arranged on the place ahead of condenser 12.
The following describes the action of the window air conditioner of said structure formation.
After driving said fans 4, room air, outdoor air enter into cabinet 2 inside respectively, carry out heat exchange with refrigerant in each comfortable evaporimeter 10, the condenser 14 after, indoor and outdoor to being discharged to again.
At this moment, refrigerant is vaporized in evaporimeter 10, and room air is cooled under the vaporization of refrigerant, and the condensation under the effect of low temperature chamber outer air of the refrigerant in condenser 14.
In above-mentioned evaporimeter 10, because of the temperature contrast between refrigerant and the room air can produce condensed water.This condensed water is sprayed onto condenser 14, allows condenser 14 more effectively refrigerant be cooled off.Can improve the performance of air-conditioning like this.
Though condensed water promotes the condensation of 14 pairs of refrigerants of condenser, also condenser 14 is produced corrosiveness simultaneously.Therefore in heat exchanger, form on condenser 14 surfaces at least the resin-shaped film that improves corrosion resistances or, by the resin-shaped film forming of chromate inoranic membrane and possess hydrophilic property or by/dual structure film that inorganic substances compound membrane is formed.
But, under conventional art, adopt under the situation of resin molding, along with the variations in temperature of heat exchanger 10,14, resin molding also constantly shrinks/expands.Resin molding is easy to generate defective like this.Especially from the outdoor air that the seashore blows, contain some chlorine components.This chlorine component is penetrated into the surface of heat exchanger 10,14 by the fault location in the resinousness film, allows produce corrosion on the heat exchanger 10,14.Thereby heat exchanger 10,14 can produce the water imbibition corrosion.
In addition, under conventional art, if when using chromate film, because of the thickness of chromate film restricted, thereby heat exchanger 10,14 corrosion resistances also can be subjected to the restriction of chromate film thickness.
Summary of the invention
Technical problem to be solved by this invention is that a kind of window air conditioner that can improve the heat-exchanger surface corrosion resistance is provided.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: window air conditioner provided by the invention comprises that cabinet, fan, indoor/outer heat-exchanger, compressor, expansion valve, anodal oxide-film constitute.Wherein fan is forcibly sent indoor and outdoor air and be discharged to inside and outside the cabinet.Indoor/outer heat-exchanger respectively is formed on the cabinet, and changes mutually at this indoor/outer heat-exchanger refrigerant and chamber inside/outside.Compressor is arranged between indoor/outer heat-exchanger, and refrigerant is compressed.Expansion valve expands refrigerant.In indoor/outer heat-exchanger, form anodal oxide-film on the surface of outdoor heat converter at least.
Above-mentioned indoor/outer heat-exchanger is to be formed by aluminum material, this indoor/outer heat-exchanger is by constituting with the transversely arranged a plurality of heat exchanging fins that form and a plurality of refrigerant pipes of vertically connecting heat exchanging fin, above-mentioned anodal oxide-film is formed on the surface of heat exchanging fin.
Use is a sulfuric acid at the electrolyte of above-mentioned anodal oxide-film manufacturing.
Most minute apertures of above-mentioned anodal oxide-film are handled by sealing of hole in the molybdenum bisuphide solution preferably in lubricity.
The electrolysis time of above-mentioned anodal oxide-film is between 15 minutes to 25 minutes
The invention has the beneficial effects as follows: above-mentioned indoor/outer heat-exchanger in, form the anodal preferably oxide-film of corrosion resistance at least on the surface of outdoor heat converter.Therefore the chlorine component that is contained the air that can not blown from the seashore easily corrodes.After also having anodal oxide-film to handle through sealing of hole, its corrosion resistance can improve more.
Description of drawings
Fig. 1 is the schematic perspective view of window air conditioner of the present invention.
Fig. 2 is the plane structure chart of window air conditioner of the present invention.
Fig. 3 is the exploded perspective schematic diagram of heat exchanger of the present invention.
Fig. 4 is the forming process figure of the anodal oxide-film of displaying of the present invention.
Fig. 5 is 3000: 1 a ratio enlarged drawing of the anodal oxide-film of anodal oxide-film of the present invention and the processing of process sealing of hole.
Fig. 6 amplifies 3000 times photo for after carrying out corrosion treatment to anodal oxide-film of the present invention and through the anodal oxide-film that sealing is handled with NaOH liquid with it.
Fig. 7 amplifies the photo among Fig. 6 3000 times enlarged photograph.
Soak time and electrode performance curve map that Fig. 8 measures at NaCl liquid for the anodal oxide-film of anodal oxide-film of the present invention and the processing of process sealing of hole.
Fig. 9 is the anodal oxide-film schematic diagram of handling through sealing of the present invention.
Figure 10 is the schematic perspective view of the window air conditioner of conventional art.
Figure 11 is the plane structure chart of the window air conditioner of conventional art.
Among the figure:
50: cabinet 52: fan
54: indoor heat converter 56: outdoor heat converter
60: anodal oxide-film 60 ': through the anodal oxide-film of sealing processing
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: window air conditioner provided by the invention comprises that cabinet 50, fan 52, indoor heat converter 54, outdoor heat converter 56, compressor 58, expansion valve (not shown) constitute.Wherein, on the cabinet 50 diversion component is set.This diversion component is divided into indoor interval A and outdoor interval B with cabinet 50 inside.Also have the suction inlet, the outlet 50a that on cabinet 50, form indoor/outer air, 50b/50c, 50d.Fan 52 is arranged in the cabinet 50, and forcibly indoor and outdoor air is sent to and are discharged to inside and outside the cabinet 50.Indoor heat converter 54 is arranged on the indoor interval A of cabinet 50, and refrigerant and room air exchange under the effect of this indoor heat converter 54.Outdoor heat converter 56 is arranged on the outdoor interval B of cabinet 50, and refrigerant and outdoor air exchange under the effect of this outdoor heat converter 56.Compressor 58 is arranged between indoor/outer heat-exchanger 54,56, and refrigerant is compressed.The expansion valve (not shown) expands refrigerant.And in indoor/outer heat-exchanger 54,56, form anodal oxide-film on the surface of outdoor heat converter 56 at least.So just can have very strong corrosion resistance.
Above-mentioned indoor/outer heat-exchanger the 54, the 56th, form by aluminum material.And this indoor/outer heat-exchanger 54,56 is by with transversely arranged several heat exchanging fins a1 that forms, and vertically several refrigerant pipes a2 of penetration heat changing plate a1 constitutes.Anodal oxide-film 60 is formed on the surface of heat exchanging fin a1.
As shown in Figure 4, the forming process of anodal oxide-film 60 is as follows.With a certain amount of sulfuric acid H
2SO
4Solution is poured 70 li of electrolytic vessels into, and the heat exchanging fin a1 with above-mentioned aluminum material puts in this solution then.When then the negative pole of power supply 72 being inserted into electrolyte, the positive pole of power supply 72 is connected on the heat exchanging fin a1 of aluminum material.Through behind the electrolytic process of certain hour, under the effect of the oxygen that in the positive pole of power supply, produces, can be oxidized with the heat exchanging fin a1 surface that aluminum material is made.The abrasion resistance of the anodal oxide-film 60 of Xing Chenging is 9.0 like this.Therefore hardness and abrasion performance are relatively good, and because anodal oxide-film forms densely, so its corrosion resistance is also relatively good.
Here, the thickness of anodal oxide-film 60 is thick more, and is also strong more to the protective effect on heat exchanging fin a1 surface.The thickness 60t of anodal oxide-film 60 is relevant according to electrolysis time, energising amount, temperature.Electrolysis time is long more, and the energising amount is many more, and temperature is high more, and the thickness 60t of anodal oxide-film 60 can increase.
What Fig. 5 showed in Fig. 8 is, when other conditions except that electrolysis time are identical, and by different electrolysis times, the result that anodal oxide-film 60 surfaces and end face tissue are observed.At last corrosion resistance being carried out the chemistry split pole measures.
Fig. 5 is 3000: 1 a ratio enlarged drawing of the anodal oxide-film of anodal oxide-film of the present invention and the processing of process sealing of hole.Fig. 6 is for after carrying out corrosion treatment to anodal oxide-film of the present invention and through the anodal oxide-film that sealing is handled with 5%NaOH liquid, with its photo with ratio amplification in 3000: 1.Fig. 7 is for zooming into the section among Fig. 6 3000 times amplification photograph.
To shown in Figure 7, concerning anodal oxide-film 60, can produce the hole when electrolysis time is 10 minutes, and the thickness 60t of anodal oxide-film is too thin as Fig. 5.When electrolysis time was 20 minutes, the state of this positive pole oxide-film was dense and even.When electrolysis time is 30 minutes, can produce the cylindrical space defective.
Also have the chemistry split pole mensuration figure of Fig. 8 for the anodal oxide-film of anodal oxide-film of the present invention and the processing of process sealing of hole is measured in 5%NaCl solution.As shown in Figure 8, when the electrolysis time of anodal oxide-film 60 was 20 minutes, the corrosion-resistant degree of this positive pole oxide-film 60 was the strongest.
Thereby the electrolysis time of anodal oxide-film 60 is preferably between 15 minutes to 25 minutes.
Above-mentioned anodal oxide-film 60 comprises with each unit 61 with certain thickness protection heat exchanging fin a1 palisade layer 61a and the minute aperture 61b formation that is formed on palisade layer 61a.Though the minute aperture 61b of anodal oxide-film 60 is very little,, as shown in Figure 9, the sealing of hole of anodal oxide-film 60 ' the carry out anodal oxide-film minute aperture of capping 61b ' is handled in order not allow moisture and chlorine water be penetrated into the surface of heat exchanging fin a1 by minute aperture 61b.At this moment, consider processability and the corrosion resistance of aluminum material heat exchanging fin a1, anodal oxide-film 60 ' the sealing of hole treatment fluid be by lubricity molybdenum bisuphide (MOS2) solution preferably.
As shown in Figure 8, under same condition, the anodal oxide-film of handling through sealing of hole 60 ' do not compare with the anodal oxide-film of not handling through sealing of hole 60, the anodal oxide-film of handling through sealing of hole 60 ' corrosion resistance stronger.At this moment, the anodal oxide-film of not handling through sealing of hole 60 is not identical with, the anodal oxide-film of handling through sealing of hole 60 ' best electrolysis time be between 15 minutes to 25 minutes.
Below, running of the present invention is described.
After the drive fan 52, room air and outdoor air enter into cabinet 50 inside respectively.After carrying out heat exchange with refrigerant in each comfortable indoor heat converter 54, the outdoor heat converter 56 then, indoor and outdoor to being discharged to again.
Promptly in indoor heat converter 54, room air obtains cooling by the heat of vaporization of refrigerant.Also have, in outdoor heat converter 56, refrigerant is obtained cooling by the outdoor air of low temperature, and indoor heat converter 54 condensed waters that are dispersed on the outdoor heat converter 56 obtain cooling.
At this moment, on indoor/outer heat-exchanger 54,56, form the anodal oxide-film 60 of high corrosion resistance or the anodal oxide-film of handling through sealing of hole 60 '.Therefore from moisture content or chlorine component environment, be protected.Especially concerning outdoor heat converter 56, not only corroded, and the airborne chlorine component that is blown from the seashore corrodes by the condensed water of indoor heat converter 54.But under such rugged environment, by the high anodal oxide-film 60 of corrosion resistance or the anodal oxide-film 60 handled through sealing of hole ' heat exchanger is protected effectively.
Claims (5)
1. window air conditioner, comprise cabinet, fan, indoor/outer heat-exchanger, compressor, fan is forcibly sent indoor and outdoor air and be discharged to inside and outside the cabinet, indoor/outer heat-exchanger respectively is formed in the cabinet, the evaporimeter of heat exchanger, be arranged on the front rear side of cabinet, the condenser of outdoor heat converter is arranged on the back side of cabinet, indoor/outer heat-exchanger refrigerant is changed mutually at the chamber inside/outside, compressor is arranged between indoor/outer heat-exchanger, refrigerant is compressed, it is characterized in that, form anodal oxide-film (60) on the surface of outdoor heat converter (56) at least.
2. according to the described window air conditioner of claim 1, it is characterized in that, above-mentioned indoor/outer heat-exchanger (54,56) is to be formed by aluminum material, this indoor/outer heat-exchanger (54,56) is by constituting with the transversely arranged a plurality of heat exchanging fins (a1) that form and vertical a plurality of refrigerant pipes (a2) that connect heat exchanging fin (a1), and above-mentioned anodal oxide-film (60) is formed on the surface of heat exchanging fin (a1).
3. according to the described window air conditioner of claim 2, it is characterized in that using the electrolyte of making at above-mentioned anodal oxide-film (60) is sulfuric acid.
4. according to the described window air conditioner of claim 3, it is characterized in that most minute apertures of above-mentioned anodal oxide-film (60 ') are handled by sealing of hole in the molybdenum bisuphide solution preferably in lubricity.
5. according to claim 2 or 3 or 4 described window air conditioners, it is characterized in that the electrolysis time of above-mentioned anodal oxide-film (60) is between 15 minutes to 25 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100191626A CN1690542A (en) | 2004-04-30 | 2004-04-30 | Window type air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100191626A CN1690542A (en) | 2004-04-30 | 2004-04-30 | Window type air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1690542A true CN1690542A (en) | 2005-11-02 |
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ID=35346170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100191626A Pending CN1690542A (en) | 2004-04-30 | 2004-04-30 | Window type air conditioner |
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| Country | Link |
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| CN (1) | CN1690542A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691085A (en) * | 2011-03-23 | 2012-09-26 | 汉达精密电子(昆山)有限公司 | Manufacturing method of aluminum alloy appearance piece |
| CN105546672A (en) * | 2016-02-01 | 2016-05-04 | 芜湖美智空调设备有限公司 | Window type air conditioner and control method thereof |
-
2004
- 2004-04-30 CN CNA2004100191626A patent/CN1690542A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691085A (en) * | 2011-03-23 | 2012-09-26 | 汉达精密电子(昆山)有限公司 | Manufacturing method of aluminum alloy appearance piece |
| CN102691085B (en) * | 2011-03-23 | 2015-07-08 | 汉达精密电子(昆山)有限公司 | Manufacturing method of aluminum alloy appearance piece |
| CN105546672A (en) * | 2016-02-01 | 2016-05-04 | 芜湖美智空调设备有限公司 | Window type air conditioner and control method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |