CN100455821C - Protective case for axial fan and air fluid-guiding means for window type air conditioner utilizing the same case - Google Patents
Protective case for axial fan and air fluid-guiding means for window type air conditioner utilizing the same case Download PDFInfo
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- CN100455821C CN100455821C CNB2004100194963A CN200410019496A CN100455821C CN 100455821 C CN100455821 C CN 100455821C CN B2004100194963 A CNB2004100194963 A CN B2004100194963A CN 200410019496 A CN200410019496 A CN 200410019496A CN 100455821 C CN100455821 C CN 100455821C
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Abstract
The present invention discloses a protective cover of an axial flow fan, and an air flow-guiding device of a window type air conditioner adopting the protective cover. The present invention relates to a protective cover of an axial flow fan, which is arranged at the outer side of a room of a window type air conditioner and is composed of a vertical part, a horizontal part and an inclined part, wherein a circular fan installing hole enabling an axial flow fan to be inserted is formed on the vertical part; the horizontal part is formed by extending to the outlet side of the axial flow fan from the edge of the vertical part; the inclined part is formed by the method that the edge angle part between the vertical part and the horizontal part is retracted to the suction side direction of the axial flow fan. Because the taper angle part of the protective cover of an axial flow fan in the present invention is cut off, the volume of an air inlet channel, which is equivalent to the cut-off taper angle part, is correspondingly enlarged, and thereby, the protective cover not only can increase the inflow quantity of outdoor air, but also make the air inlet channel of the air more gradual so as to reduce the impedance of the channel, increase the suction quantity of the air and enhance the performance of an air conditioner.
Description
Technical field
The present invention relates to a kind of invention of protecting cover for axial fan, the invention of air guide device that particularly relates to a kind of protecting cover for axial fan and adopted the window air conditioner of this guard shield.
Background technique
In general, air-conditioning (also claiming air regulator) inside has the refrigerating circulatory device that is made of compressor (21), condenser, capillary tube, heat exchanger and other component, it can according to the concrete condition of indoor environment with an amount of pass through the cold air that vaporizer produces or be sent to by the warm braw that condenser produces indoor, thereby make indoor environment keep the state of comfortable.
Air-conditioning can be divided into window air conditioner and split type air-conditioning according to its installation form.Wherein window air conditioner is installed in window etc. and locates, and its whole cooling cycle system is installed in the same cabinet (10).As Fig. 1. shown in its inside be separated into outdoor and indoor side, the outdoor possesses outdoor intake grill (11) and exhaust port (12), the indoor side possesses indoor side intake grill (13) and exhaust port (14); Outdoor heat exchange department (20) is that axial flow fan constitutes by outdoor heat exchanger (22) and outdoor fan (23); Indoor side heat exchange department (30) is made of indoor side heat exchanger (31) and indoor fan (32).In the aforesaid existing window air conditioner, outdoor air flows into along radial direction by the outdoor intake grill (11) that forms on the bi-side of cabinet, is outdoor fan (23) through axial flow fan then and discharges at the exhaust port that forms previously (12) of the outdoor of cabinet.Problems of the prior art are that the interval between outdoor guard shield (24) and the dividing plate (15) is less, thereby can hinder outdoor air to flow smoothly, moreover, because the corner part of outdoor guard shield is the right angle, the channel impedance that sucks air is increased.Particularly, generally need dwindle the interval between dividing plate and the outdoor guard shield, can make the air intake passage of air become narrower like this, thereby the problems referred to above are further increased the weight of in order to realize the miniaturization of air-conditioning.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of increase air intake zone is provided. increase outdoor air inflow amount, reduce the protecting cover for axial fan of air passageways impedance and adopt the air guide device of the window air conditioner of this guard shield.
Protecting cover for axial fan of the present invention is:
A kind of protecting cover for axial fan, it is characterized in that it is by forming with the bottom: i.e. vertical component effect, formed the fan mounting hole of the circle that can make the axial flow fan insertion above it, horizontal part forms to the outlet side prolongation of axial flow fan from the edge of vertical component effect, can guide the flow direction of exhausting air, rake forms towards the suction side direction indentation of axial flow fan by making the corner part between vertical component effect and the horizontal part, it can guide the flow direction of air, and rake is to form on the part of the wedge angle between vertical component effect and the horizontal part.
The present invention adopts the air guide device of the window air conditioner of protecting cover for axial fan to be:
A kind of air guide device of window air conditioner of protecting cover for axial fan, comprise cabinet, the outdoor heat exchange department, indoor side heat exchange department and air guide device, the inside of cabinet has been separated into outdoor and indoor side, and its outdoor possesses outdoor intake grill and exhaust port, its indoor side possesses indoor side intake grill and exhaust port, the outdoor heat exchange department is by the inside, outdoor that is installed in cabinet, can produce the outdoor heat exchanger of heat exchange with outdoor air and outdoor air can be sucked vertically after arrange vertically again to the outdoor fan of above-mentioned outdoor heat exchanger and constitute, the indoor side heat exchange department is by the inside, indoor side that is installed in cabinet, can produce the indoor side heat exchanger of heat exchange with indoor air and indoor air can be sucked vertically after along the circumferential direction arrange indoor fan to above-mentioned indoor side heat exchanger, air guide device comprises vertical component effect, horizontal part and rake, vertical component effect, it and outdoor heat exchanger are installed in parallel, and it has the structure that outdoor fan is inserted, horizontal part forms to the direction prolongation vertical with vertical component effect from the edge of vertical component effect, the outdoor heat exchanger cover can be got up, rake is by the corner part between vertical component effect and the horizontal part is reamed the part that forms, the flow direction of guiding outdoor air, this rake is to form by the wedge angle in the intersection area of vertical component effect and horizontal part is partly reamed, and it has certain area.
The air guide device of described window air conditioner, outdoor fan are a kind of and the roughly the same axial flow fan of catercorner length vertical component effect.
Compared with prior art, the invention has the beneficial effects as follows: in the air guide device of the window air conditioner of employing protecting cover for axial fan, because circular axial flow fan and the non-overlapping portions between the guard shield of tetragonal outdoor, the wedge angle that is the outdoor guard shield has partly reamed, thereby formed rake, air intake zone between the outer surface of the internal surface of cabinet and outdoor guard shield is increased, and the volume of the corner part that the part that increases is equivalent to ream, the cabinet air outside will be smooth more when flowing into the inside of cabinet thus, and the influx of air also can increase to some extent, thereby can promote the performance of condensation with heat exchanger.
Thereby owing between the vertical component effect of outdoor guard shield and horizontal part, formed lofty corner part in the air intake passage that rake removed air, make the air intake passage of air become mild, thereby can reduce the channel impedance of air, ensure the smooth and easy inflow of air, and then promote the performance of heat exchanger.
In order to realize the miniaturization of window air conditioner, generally can dwindle axial flow fan and be the interval between outdoor fan and the dividing plate, like this from the side leaked-in air of cabinet just need flow through become narrower passage, thereby the influx of air will significantly reduce.The present invention is owing to partly reamed the wedge angle of outdoor guard shield, thereby the volume of the wedge angle that makes air intake passage enlarge to be equivalent to ream part, therefore air is flowed into swimmingly, and can increase the circulating load of outdoor air, and then promote the performance of air-conditioning.
In the air guide device of window air conditioner of the present invention, because the axial flow fan cover being got up and air partly having been reamed to the wedge angle of condensation with the guard shield of heat exchanger guiding, thereby enlarged the air intake zone, the influx that therefore not only can make slave case outside flow into the outdoor air of cabinet inside increases, and the air intake passage that can make air thus becomes mild, thereby reduce channel impedance, increase the intake of air, and then promote the performance of air-conditioning.
Description of drawings
Fig. 1 is the view in transverse section of an example of existing window air conditioner;
Fig. 2 is the side view of the guard shield in the existing window air conditioner
Fig. 3 is the sketch map that shows the air flows situation in the existing window air conditioner.
Fig. 4 is the view in transverse section of window air conditioner of the present invention;
Fig. 5 is the side view of the guard shield in the window air conditioner of the present invention;
Fig. 6 is the sketch map that shows the mobility status of air in the window air conditioner of the present invention
Among the figure:
110: cabinet 111: the outdoor intake grill
112: outdoor exhaust port 113: the indoor side intake grill
114: indoor side exhaust port 115: dividing plate
120: outdoor heat exchange department 121: compressor
122: condensation heat exchanger 123: outdoor fan (axial flow fan)
124: outdoor guard shield 124a: vertical component effect
124b: horizontal part 124c: rake
124a-1 fan mounting hole 125: outdoor guide element
130: indoor side heat exchange department 131: the evaporation heat exchanger
132: indoor fan (centrifugal fan) 133: indoor side guide element
134: indoor side air baffle 140: fan electromotor
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify the present invention and how to realize.
Fig. 4 is the view in transverse section of window air conditioner of the present invention, and Fig. 5 and Fig. 6 are the side view of the guard shield in the window air conditioner of the present invention and the sketch map that shows the mobility status of air.
As shown in the figure, window air conditioner of the present invention is by constituting with the bottom, i.e. cabinet (110), and its inside has formed certain space, and this space has been separated into outdoor and indoor side; Outdoor heat exchange department (120), it is installed in the inner side of cabinet (110), can produce heat exchange with outdoor air; Indoor side heat exchange department (130), it is installed in the inner opposite side of cabinet (110), can produce heat exchange with indoor air.
Formed outdoor intake grill (111) on two sides of the outdoor vertical with building walls of cabinet (110), the front of the outdoor parallel with building walls of cabinet (110) has formed outdoor exhaust port (112).
In addition, form indoor side intake grill (113) on front lower half portion of the indoor side of cabinet (110), formed indoor side exhaust port (114) on upper half part of the front of indoor side.
Outdoor heat exchange department (120) is by constituting with lower member, i.e. compressor (121), and it is installed in a side of cabinet (110), refrigeration agent can be compressed into the gaseous state of High Temperature High Pressure; Condensation heat exchanger (122), it is connected with above-mentioned compressor (121) by refrigerant pipe, can produce heat exchange with outdoor air, thereby make gaseous refrigerant change into liquid refrigerant; Outdoor fan (123), it is installed in the inboard of condensation with heat exchanger (122), can the suction chamber outer air and the outdoor air that sucks discharged with heat exchanger (122) to above-mentioned condensation.
Above-mentioned condensation roughly is rectangular shape with heat exchanger (122), can block the front major part of outdoor heat exchange department (120), so it can be positioned between above-mentioned outdoor intake grill (111) and the exhaust port (112).What above-mentioned outdoor fan (123) adopted is axial flow fan, thereby it can inhale air to the rear of fan by the outdoor intake grill (111) on (110) two sides of cabinet from the both sides of cabinet (110), and then air is discharged to the outside of the outdoor of cabinet (110) by exhaust port (112).
In addition, condensation is equipped with outdoor guard shield (124) with heat exchanger (122) and as between the axial flow fan of outdoor fan (123), this outdoor guard shield (124) can fence up above-mentioned outdoor fan (123), thereby it can guide to condensation the outdoor air that is sucked by above-mentioned outdoor fan (123) with heat exchanger (122).In addition, because on the characteristic of axial flow fan, when its suction chamber outer air, outdoor air has a velocity vector on the radial direction, thereby in order to disappear to this velocity vector, the suction side of outdoor guard shield (124) has formed the outdoor guide element (orifice) (125) of outstanding certain-length.
The hexahedral shape of opening before and after outdoor guard shield (124) roughly is, its side is inserted axial flow fan is installed is outdoor fan (123), opposite side is connecting condensation heat exchanger (122).Specifically, it is by forming with the bottom, i.e. vertical component effect (124a) has formed the fan mounting hole (124a-1) that can make the circle that axial flow fan inserts above it; Horizontal part (124b), it is to prolong to the outlet side of axial flow fan from the edge of vertical component effect (124a) to form, and can guide the flow direction of exhausting air; Rake (124c), it is by the corner part between vertical component effect (124a) and the horizontal part (124b) is reamed the part of the inclination that forms, thereby can guide the flow direction of air.
The fan diameter of the axial length of vertical component effect (124a) and outdoor fan (123) is roughly the same, because can make axial flow fan produce maximum air quantity under the situation of the volume that does not enlarge above-mentioned cabinet (110) like this.
In addition, for the outside that makes horizontal part (124b) can be close on the cabinet (110), two best keeping parallelisms of face that the direction of horizontal part (124b) is relative.
The fan diameter of considering the axial length of vertical component effect (124a) and outdoor fan (123) is roughly the same, so the shape during rake (124c) plane projection preferably roughly is equilateral triangle.
Outdoor guide element (125) ringwise, thereby it can get up the outside of above-mentioned outdoor fan (123), and the vertical component effect (124a) of it and outdoor guard shield (124), the outer ring part with fan mounting hole (124a-1) is to form one more precisely.
Indoor side heat exchange department (130) is by constituting with lower member, promptly evaporate with heat exchanger (131), it is connected with heat exchanger (122) with the condensation of outdoor heat exchange department (120), can make liquid refrigeration agent change into the gaseous refrigerant of low-temp low-pressure again; Indoor fan (132), it is made of centrifugal fan, and it is installed in the inboard of evaporation with heat exchanger (131), can suck indoor air and use heat exchanger (131) to discharge to above-mentioned evaporation the indoor air that sucks.
Above-mentioned evaporation roughly is rectangular shape with heat exchanger (131), can block the major part of the place ahead vertical surface of indoor side heat exchange department (130), so it can be positioned between indoor side intake grill (113) and the exhaust port (114).In addition, what above-mentioned indoor fan (132) adopted is centrifugal fan, thereby its indoor side intake grill (113) that indoor air can be formed by the front lower half portion at cabinet (110) from the front sucks, and then the indoor side exhaust port (114) that air row is formed on upper half part in front.
Evaporation is with being equipped with indoor side guide element (orifice) (133) between heat exchanger (131) and the indoor fan (132), and this indoor side guide element (133) can guide indoor air to indoor fan (132).Indoor side air baffle (134) is equipped with in the top of indoor fan (132), and this indoor side air baffle (134) can guide the indoor air that flows through above-mentioned indoor fan (32) to indoor side exhaust port (114).
In addition, between outdoor heat exchange department (120) and the indoor side heat exchange department (130) dividing plate (115) is housed, this dividing plate (115) can be separated into outdoor and indoor side to the inside of cabinet (110).Fan electromotor (140) is housed on the dividing plate (115), and the both sides running shaft of fan electromotor (140) is connected with indoor fan (132) with above-mentioned outdoor fan (123) respectively, thereby can provide rotating force to them.
Claims (3)
1, a kind of protecting cover for axial fan, it is by vertical component effect, horizontal part and rake are formed, formed the fan mounting hole of the circle that can make the axial flow fan insertion above the vertical component effect, horizontal part is to prolong to the outlet side of axial flow fan from the edge of vertical component effect to form, can guide the flow direction of exhausting air, rake is by the corner part between vertical component effect and the horizontal part is formed towards the suction side direction indentation of axial flow fan, it can guide the flow direction of air, it is characterized in that: rake (124c) is that the wedge angle between vertical component effect (124a) and horizontal part (124b) is partly gone up formation.
2. the air guide device of a window air conditioner, comprise cabinet, outdoor heat exchange department, indoor side heat exchange department and air guide device, the inside of cabinet has been separated into outdoor and indoor side, and its outdoor possesses outdoor intake grill and exhaust port, and its indoor side possesses indoor side intake grill and exhaust port; The outdoor heat exchange department by the inside, outdoor that is installed in cabinet, can produce the outdoor heat exchanger of heat exchange with outdoor air and outdoor air can be sucked vertically after the outdoor fan arranged vertically to above-mentioned outdoor heat exchanger again constitute; The indoor side heat exchange department is by the inside, indoor side that is installed in cabinet, can produce the indoor side heat exchanger of heat exchange with indoor air and indoor air can be sucked vertically after along the circumferential direction arrange to the indoor fan of above-mentioned indoor side heat exchanger and constitute, air guide device is by vertical component effect, horizontal part and rake are formed, vertical component effect and outdoor heat exchanger are installed in parallel, and it has the fan mounting hole of the circle that makes the outdoor fan insertion, horizontal part forms to the direction prolongation vertical with vertical component effect from the edge of vertical component effect, the outdoor heat exchanger cover can be got up, rake is by the corner part between vertical component effect and the horizontal part is reamed the part that forms, can guide the flow direction of outdoor air, it is characterized in that: rake (124c) is to form by the wedge angle in the intersection area of vertical component effect (124a) and horizontal part (124b) is partly reamed, and has certain area.
3. the air guide device of window air conditioner according to claim 2, it is characterized in that: outdoor fan (123) is the roughly the same axial flow fan of catercorner length of a kind of diameter and vertical component effect (124a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100194963A CN100455821C (en) | 2004-06-09 | 2004-06-09 | Protective case for axial fan and air fluid-guiding means for window type air conditioner utilizing the same case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100194963A CN100455821C (en) | 2004-06-09 | 2004-06-09 | Protective case for axial fan and air fluid-guiding means for window type air conditioner utilizing the same case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1707122A CN1707122A (en) | 2005-12-14 |
| CN100455821C true CN100455821C (en) | 2009-01-28 |
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ID=35581192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100194963A Expired - Fee Related CN100455821C (en) | 2004-06-09 | 2004-06-09 | Protective case for axial fan and air fluid-guiding means for window type air conditioner utilizing the same case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100455821C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937309A (en) * | 2011-08-15 | 2013-02-20 | 乐金电子(天津)电器有限公司 | Outdoor crosswind circulation structure of window air conditioner |
| CN103912954B (en) * | 2014-04-17 | 2016-06-15 | 中国科学院寒区旱区环境与工程研究所 | A kind of window air guide device |
| CN113175744B (en) * | 2021-06-09 | 2022-06-28 | 青岛顺威精密塑料有限公司 | Air exhausting structure of axial fan air guide cover of integrated air conditioner |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5415011A (en) * | 1993-10-27 | 1995-05-16 | Whirlpool Corporation | Exhaust and fresh air ventilation system for a room air conditioner |
| CN1226661A (en) * | 1998-02-19 | 1999-08-25 | 三星电子株式会社 | Fan casing of window type air conditioner |
| CN1226660A (en) * | 1998-02-19 | 1999-08-25 | 三星电子株式会社 | Fan casing of window type air conditioner |
| CN1278901A (en) * | 1998-09-16 | 2001-01-03 | 开利公司 | Window room air conditioner |
-
2004
- 2004-06-09 CN CNB2004100194963A patent/CN100455821C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5415011A (en) * | 1993-10-27 | 1995-05-16 | Whirlpool Corporation | Exhaust and fresh air ventilation system for a room air conditioner |
| CN1226661A (en) * | 1998-02-19 | 1999-08-25 | 三星电子株式会社 | Fan casing of window type air conditioner |
| CN1226660A (en) * | 1998-02-19 | 1999-08-25 | 三星电子株式会社 | Fan casing of window type air conditioner |
| CN1278901A (en) * | 1998-09-16 | 2001-01-03 | 开利公司 | Window room air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1707122A (en) | 2005-12-14 |
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Granted publication date: 20090128 |