CN205448077U - Prevent wind formula air condensing units - Google Patents
Prevent wind formula air condensing units Download PDFInfo
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- CN205448077U CN205448077U CN201521128912.3U CN201521128912U CN205448077U CN 205448077 U CN205448077 U CN 205448077U CN 201521128912 U CN201521128912 U CN 201521128912U CN 205448077 U CN205448077 U CN 205448077U
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Abstract
The utility model belongs to the air conditioning equipment field, concretely relates to prevent wind formula air condensing units, including casing, fan and heat exchanger, the front panel lower part of casing sets up the suction opening, the upper portion of its rear panel, or the upper portion of side board or top panel on set up passive air intake, fan and heat exchanger are arranged in the casing inner chamber, and the fan is corresponding with the suction opening, fan and suction opening are located one side of heat exchanger, and passive air intake is located the opposite side of heat exchanger, have the wind channel in the casing, the passive air intake on the casing is the import in wind channel, and the export in wind channel is corresponding with the lateral surface of heat exchanger. The utility model discloses broken through the design theory of traditional air conditioning off -premises station, the air conditioner that is particularly useful for under the wet cold environment heats, can play and prevent wind the effect, behind the fan stop work, external wind can not enter into the inside surface that perhaps blows to the heat exchanger of casing, is favorable to the defrosting of off -premises station heat exchanger.
Description
Technical field
This utility model relates to a kind of wind-proof type air-conditioner outdoor unit, belongs to air-conditioning equipment field.
Background technology
Traditional air conditioner for both cooling and heating is in heating operations; if external environment more clammy (such as the winter in the north); the phenomenon of air-conditioner outdoor unit frosting the most often occurs; if can not defrost in time; then can directly affect the heat transfer effect of heat exchanger in off-premises station, the final heating efficiency reducing air-conditioning.The manufacturer of tradition air conditioner for both cooling and heating is when designing air-conditioning, it is also considered that the problem having arrived the frosting of outdoor unit heat exchanger windward side, and proposes the technical scheme of defrost, devises defrosting function, but in actual use, defrosting effect is the most bad in air-conditioning.Air conditioner structure on sale in market is analyzed by our company according to present circumstances; it is found that following problem: traditional air-conditioner outdoor unit uses horizontal type structure (i.e. the length of casing is more than its height); the air inlet of off-premises station is positioned on the rear board of casing and side panel, suction opeing is positioned on the front panel of casing; the lateral surface (i.e. windward side) of heat exchanger is the most relative with air inlet; during under clammy environment, air-conditioning carries out heating operations; heat exchanger is easy to frosting; therefore, during normal use, the windward side of heat exchanger would generally produce substantial amounts of frosting.When starting the defrosting function of air-conditioning, although blower fan quits work, but wind still can blow to commutator face, takes away amount of heat, simultaneously because air inlet is relative with heat exchanger, therefore wind also can blow to heat exchanger from air inlet, thus has a strong impact on defrosting effect.There is presently no good mode to the problem solving traditional air conditioner frosting.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide a kind of air-conditioning heating being applicable under clammy environment and the good wind-proof type air-conditioner outdoor unit of Radix Saposhnikoviae defrosting effect.
Wind-proof type air-conditioner outdoor unit described in the utility model, including casing, blower fan and carry out the heat exchanger of heat exchange with outdoor air, the bottom of the front panel of casing arranges suction opeing, arranges passive air inlet thereafter on the top of panel or the top of side panel or top panel；Blower fan and heat exchanger are positioned in chassis cavity, and the position of blower fan is corresponding with suction opeing；Blower fan and suction opeing are positioned at the side of heat exchanger, and passive air inlet is positioned at the opposite side of heat exchanger；Having air channel in casing, the import that passive air inlet is air channel in casing, the outlet in air channel is corresponding with the lateral surface of heat exchanger.
In this utility model, the air inlet of off-premises station is passive air inlet (can install shutter in passive air inlet), the most only on the premise of blower fan works, wind could suck from passive air inlet, and flow to heat exchanger along the direction in air channel, be equivalent to heat exchanger be hidden in casing, i.e. effectively protected by casing heat exchanger such that it is able to play protection effect；After blower fan quits work, extraneous wind will not enter into casing internal or blow to the defrosting on the surface of heat exchanger, beneficially outdoor unit heat exchanger；And passive air inlet upper, suction opeing under, the cold air discharged from suction opeing is to air-conditioner outdoor unit flowing underneath, and the of a relatively high air of external heat sucks heat exchanger from passive air inlet, constantly carries out heat exchange, beneficially air-conditioning heating.
In this utility model, the fin that heat exchanger includes some parallel longitudinal arrangements and the heat exchanger tube being applied in fin.Preferably, on the windward side of heat exchanger, the outward flange of fin is 0～5mm with the distance being positioned at outermost heat exchanger tube.Fin outward flange in the heat exchanger of traditional air conditioner off-premises station is 6～9mm with the distance being positioned at outermost heat exchanger tube, under clammy environment, owing to outside air temperature is low, therefore, the outward flange distance heat exchanger tube of fin is the most remote, and frost is more difficult to melt, and is i.e. less susceptible to defrosting.Therefore this utility model use the method for the spacing reducing fin outward flange and outermost heat exchanger tube to improve defrost effect.
In traditional air conditioner off-premises station, the spacing of fin of heat exchanger is equidistant; usually 2.2mm; when heating with air-conditioning (such as the winter of northern China) under clammy environment; easily frosting on fin; and the easy frosting in the outside of fin, inner side are difficult to frosting; owing to spacing of fin is less; in the lasting heating operations of air-conditioning; phenomenon that fin large area blocked by frost layer often occurs and is difficult to defrost; the most also can freeze; affect heat exchanger heat exchange, the final heating efficiency reducing air-conditioning.In order to solve this problem, this utility model uses following preferred version: in described heat exchanger, fin ecto-entad is at least provided with two groups；Ecto-entad (i.e. from the windward side of heat exchanger to its lee face), the spacing of fin of each group fin is gradually reduced；The spacing of fin being positioned at outermost one group of fin is 2.4mm～4.0mm, it is contemplated that other factors such as production cost, and the spacing of fin being positioned at one group of fin of inner side can not be too small, preferred 1.4mm～2.2mm of this utility model.So, on the one hand, the spacing of fin of outermost fin is relatively large, even if frosting, also will not easily the wide arc gap between fin be blocked, on the other hand, the frosting when flowing through the fin in intermediate layer or internal layer of a part of outside air, effectively prevent the problem of frosting outside fin completely, make frosting uniform, be conducive to the most uniformly defrost simultaneously.
When traditional air conditioner heats in clammy environment, owing to the water after defrost can not be discharged in time, therefore often result in water and build-up ice and the situation that accumulates in heat exchanger the latter half, the most also can affect heat exchanger heat exchange, the final heating efficiency reducing air-conditioning.Have employed for this this utility model and heat exchanger is divided into upper and lower many group heat exchange units individually carries out the technical scheme of draining, concrete preferably following two scheme:
Scheme one:
Described heat exchanger at least includes two groups of heat exchange units, the most each heat exchange unit longitudinal direction or inside oblique arrangement；Being separated by space bar between upper and lower two groups of adjacent heat exchange units, space bar tilts the most obliquely.In this programme, each heat exchange unit can not stagger, it is also possible to part staggers, it is also possible to stagger completely.In order to prevent the hydropexis after defrost, water fender is set in the inner side of space bar.For the ease of being drawn the most in time by the water after defrost, making draining the most thorough, arrange Diversion Plate in the outside of space bar, the angle of inclination of Diversion Plate is not less than the angle of inclination of space bar.In view of safety factors, the end downward bending of Diversion Plate is formed safety guard.Can use arc transition between above-mentioned upper water fender and space bar, between space bar and Diversion Plate and between Diversion Plate and safety guard, to reduce the resistance to water, beneficially water is discharged in time.
Scheme two:
Described heat exchanger at least includes two groups of heat exchange units, the most each heat exchange unit longitudinal direction or inside oblique arrangement, staggers completely between each group heat exchange unit.In order to the water being melted into by frost during defrosting is discharged in time, in the bottom of the heat exchange unit of bottom, water collection sheet is set, water collection sheet tilts the most obliquely, the water making each heat exchange unit drops on water collection sheet at any time, and is discharged from off-premises station in time by drain pipe or other drainage arrangements.
Except above-mentioned points, limitation due to conventional outdoor unit height, the generally air inlet of air-conditioner outdoor unit is close with the distance of air outlet, so easily cause short-circuit of air, the biggest wind of air i.e. discharged from air outlet can enter off-premises station by air inlet again, make operation of air conditioner unstable, therefore this utility model can also use following preferred version, make the height of outdoor set cabinet more than its length, thus it is greatly increased the distance between passive air inlet and suction opeing, guarantee that operation of air conditioner is stable, and there is energy-saving effect.
This utility model is compared with prior art had the beneficial effect that
This utility model breaches the design concept of traditional air conditioner off-premises station, is particularly suited for the air-conditioning heating under clammy environment, and heat exchanger is hidden in casing, is i.e. effectively protected by casing heat exchanger such that it is able to play protection effect；After blower fan quits work, extraneous wind will not enter into casing internal or blow to the defrosting on the surface of heat exchanger, beneficially outdoor unit heat exchanger；And passive air inlet upper, suction opeing under, the cold air discharged from suction opeing is to air-conditioner outdoor unit flowing underneath, and the of a relatively high air of external heat sucks heat exchanger from passive air inlet, constantly carries out heat exchange, beneficially air-conditioning heating.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment one；
Fig. 2 is the top view of the fin arrangement of heat exchanger in embodiment two；
Fig. 3 is the structural representation of heat exchanger in embodiment three；
The partial enlarged drawing at I position in Fig. 3 in Fig. 4；
Fig. 5 is the structural representation of heat exchanger in embodiment four；
Fig. 6 is the structural representation of heat exchanger in embodiment five.
In figure: 1, casing；2, air channel；3, passive air inlet；4, heat exchanger；5, blower fan；6, suction opeing；7, fin；8, it is positioned at outermost one group of fin；9, one group of fin of inner side it is positioned at；10, heat exchange unit；11, upper water fender；12, space bar；13, Diversion Plate；14, safety guard；15, water collection sheet；16, drain pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further:
Embodiment one:
As shown in Figure 1, wind-proof type air-conditioner outdoor unit in the present embodiment includes casing 1, blower fan 5 and carries out the heat exchanger 4 of heat exchange with outdoor air, the bottom of the front panel of casing 1 arranges suction opeing 6, thereafter the top of panel arranges passive air inlet 3 (passive air inlet 3 can also be arranged on the top of side panel or the top panel of casing 1 of casing 1, can also be simultaneously located on the top of the rear board of casing 1, the top of side panel and top panel, not shown)；Blower fan 5 and heat exchanger 4 are positioned in casing 1 inner chamber, and the position of blower fan 5 is corresponding with suction opeing 6, and the position of heat exchanger 4 is less than passive air inlet 3；Blower fan 5 and suction opeing 6 are positioned at the side of heat exchanger 4, and passive air inlet 3 is positioned at the opposite side of heat exchanger 4；Having air channel 2 in casing 1, the import that passive air inlet 3 is air channel 2 in casing 1, the outlet in air channel 2 is corresponding with the lateral surface of heat exchanger 4.
In this utility model, the air inlet of off-premises station is passive air inlet 3 (can install shutter at passive air inlet 3), the most only on the premise of blower fan 5 works, wind could suck from passive air inlet 3, and flow to heat exchanger 4 along the direction in air channel 2, be equivalent to heat exchanger 4 be hidden in casing 1, i.e. effectively protected by casing 1 heat exchanger 4 such that it is able to play protection effect；After blower fan 5 quits work, extraneous wind will not enter into casing 1 inside or blow to the surface of heat exchanger 4, the beneficially defrosting of outdoor unit heat exchanger 4；And passive air inlet 3 upper, suction opeing 6 under, the cold air discharged from suction opeing 6 is to air-conditioner outdoor unit flowing underneath, and the of a relatively high air of external heat sucks heat exchanger 4 from passive air inlet 3, constantly carries out heat exchange, beneficially air-conditioning heating.
The structure of the wind-proof type air-conditioner outdoor unit in following embodiment is all identical with embodiment one, the most no longer describes, except for the difference that the version of heat exchanger 4 in casing 1.Specific as follows:
Embodiment two:
In the present embodiment, heat exchanger 4 includes the fin 7 of some parallel longitudinal arrangements and the heat exchanger tube being applied in fin 7, and the wherein arrangement of fin 7 (top view of heat exchanger 4) as shown in Figure 2, its fin 7 ecto-entad arranges 3 groups；Ecto-entad (i.e. from the windward side of heat exchanger 4 to its lee face), the spacing of fin of each group fin 7 is gradually reduced；The spacing of fin being positioned at outermost one group of fin 8 is 2.4mm～4.0mm, and the spacing of fin being positioned at one group of fin 9 of inner side is 1.4mm～2.2mm.On the one hand, prevent the gap between fin 7 from being blocked by frost, on the other hand, it is to avoid the problem of frosting outside fin 7 completely, make frosting uniform, be conducive to the most uniformly defrost simultaneously.Preferably, on the windward side of heat exchanger 4, the outward flange of fin 7 is 0～5mm with the distance being positioned at outermost heat exchanger tube, improves defrost effect by the method reducing the spacing of fin 7 outward flange and outermost heat exchanger tube.
Embodiment three:
As shown in Figure 3,4, heat exchanger 4 includes 3 groups of heat exchange units 10, and the longitudinally arrangement of the most each heat exchange unit 10, in the present embodiment, each heat exchange unit 10 does not staggers.Being separated by space bar 12 between upper and lower two groups of adjacent heat exchange units 10, space bar 12 tilts the most obliquely；Water fender 11 is set in the inner side of space bar 12, to prevent the hydropexis after defrost；Diversion Plate 13 (angle of inclination of Diversion Plate 13 is not less than the angle of inclination of space bar 12) is set in the outside of space bar 12, in order to is drawn the most in time by the water after defrost, makes draining the most thorough；In view of safety factors, the end downward bending of Diversion Plate 13 is formed safety guard 14.Can use arc transition between above-mentioned upper water fender 11 and space bar 12, between space bar 12 and Diversion Plate 13 and between Diversion Plate 13 and safety guard 14, to reduce the resistance to water, beneficially water is discharged in time.
Embodiment four:
As it is shown in figure 5, heat exchanger 4 includes 3 groups of heat exchange units 10, the longitudinally arrangement of the most each heat exchange unit 10, in the present embodiment, each heat exchange unit 10 part staggers.Being separated by space bar 12 between upper and lower two groups of adjacent heat exchange units 10, space bar 12 tilts the most obliquely；The inner side of space bar 12 arranges water fender 11, and outside arranges Diversion Plate 13, and the end downward bending of Diversion Plate 13 forms safety guard 14.May be used without arc transition between upper water fender 11 and space bar 12, between space bar 12 and Diversion Plate 13 and between Diversion Plate 13 and safety guard 14, to reduce the resistance to water, beneficially water is discharged in time.
Embodiment five:
As shown in Figure 6, heat exchanger 4 includes 3 groups of heat exchange units 10, the inside oblique arrangement of the most each heat exchange unit 10, staggers completely between each group heat exchange unit 10.In order to the water being melted into by frost during defrosting is discharged in time, in the bottom of the heat exchange unit 10 of bottom, water collection sheet 15 is set, water collection sheet 15 tilts the most obliquely, the water making each heat exchange unit 10 drops on water collection sheet 15 at any time, and is discharged from off-premises station in time by drain pipe 16 or other drainage arrangements.
In embodiment three, four, five, all have employed and heat exchanger 4 is divided into upper and lower many group heat exchange units 10 individually carries out the technical scheme of draining, conveniently the water after defrost is the most quickly discharged, heat exchanger 4 therein can be identical with heat exchanger 4 structure in embodiment two, it is also possible to is the heat exchanger of other forms of tradition.
Claims (10)
1. a wind-proof type air-conditioner outdoor unit, including casing (1), blower fan (5) and carry out the heat exchanger (4) of heat exchange with outdoor air, it is characterized in that: the bottom of the front panel of casing (1) arranges suction opeing (6), thereafter on the top of panel or the top of side panel or top panel, passive air inlet (3) is set；Blower fan (5) and heat exchanger (4) are positioned in casing (1) inner chamber, and the position of blower fan (5) is corresponding with suction opeing (6)；Blower fan (5) and suction opeing (6) are positioned at the side of heat exchanger (4), and passive air inlet (3) is positioned at the opposite side of heat exchanger (4)；Having air channel (2) in casing (1), the import that passive air inlet is air channel (2) in casing (1), the outlet of air channel (2) is corresponding with the lateral surface of heat exchanger (4).
Wind-proof type air-conditioner outdoor unit the most according to claim 1, it is characterised in that: fin (7) that described heat exchanger (4) includes some parallel longitudinal arrangements and the heat exchanger tube being applied in fin (7).
Wind-proof type air-conditioner outdoor unit the most according to claim 2, it is characterised in that: the outward flange of described fin (7) is 0～5mm with the distance being positioned at outermost heat exchanger tube.
Wind-proof type air-conditioner outdoor unit the most according to claim 2, it is characterised in that: in described heat exchanger (4), fin (7) ecto-entad is at least provided with two groups；Ecto-entad, the spacing of fin respectively organizing fin (7) is gradually reduced.
Wind-proof type air-conditioner outdoor unit the most according to claim 4, it is characterised in that: the spacing of fin being positioned at outermost one group of fin (8) is 2.4mm～4.0mm；The spacing of fin being positioned at one group of fin (9) of inner side is 1.4mm～2.2mm.
6. according to the arbitrary described wind-proof type air-conditioner outdoor unit of Claims 1 to 5, it is characterized in that: from top to bottom, described heat exchanger (4) at least includes two groups of heat exchange units (10) and each heat exchange unit (10) longitudinal direction or inside oblique arrangement；Being separated by space bar (12) between upper and lower two groups of adjacent heat exchange units (10), space bar (12) tilts the most obliquely.
Wind-proof type air-conditioner outdoor unit the most according to claim 6, it is characterised in that: the inner side of described space bar (12) arranges water fender (11).
Wind-proof type air-conditioner outdoor unit the most according to claim 6, it is characterized in that: the outside of described space bar (12) arranges Diversion Plate (13), the angle of inclination of Diversion Plate (13) is not less than the angle of inclination of space bar (12).
Wind-proof type air-conditioner outdoor unit the most according to claim 8, it is characterised in that: the end downward bending of described Diversion Plate (13) forms safety guard (14).
10. according to the arbitrary described wind-proof type air-conditioner outdoor unit of Claims 1 to 5, it is characterized in that: from top to bottom, described heat exchanger (4) at least includes two groups of heat exchange units (10) and each heat exchange unit (10) longitudinal direction or inside oblique arrangement, respectively organize and stagger completely between heat exchange unit (10), arrange water collection sheet (15) in the bottom of the heat exchange unit of bottom, water collection sheet (15) tilts the most obliquely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128912.3U CN205448077U (en) | 2015-12-29 | 2015-12-29 | Prevent wind formula air condensing units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128912.3U CN205448077U (en) | 2015-12-29 | 2015-12-29 | Prevent wind formula air condensing units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205448077U true CN205448077U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521128912.3U Withdrawn - After Issue CN205448077U (en) | 2015-12-29 | 2015-12-29 | Prevent wind formula air condensing units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205448077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465908A (en) * | 2015-12-29 | 2016-04-06 | 淄博代克环能空调有限公司 | Air prevention type air conditioner outdoor unit |
-
2015
- 2015-12-29 CN CN201521128912.3U patent/CN205448077U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465908A (en) * | 2015-12-29 | 2016-04-06 | 淄博代克环能空调有限公司 | Air prevention type air conditioner outdoor unit |
| CN105465908B (en) * | 2015-12-29 | 2019-01-11 | 淄博代克环能空调有限公司 | Wind-proof type air-conditioner outdoor unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160810 Effective date of abandoning: 20190111 |