CN104729040A - Fan system and air conditioner with same - Google Patents
Fan system and air conditioner with same Download PDFInfo
- Publication number
- CN104729040A CN104729040A CN201310719400.3A CN201310719400A CN104729040A CN 104729040 A CN104729040 A CN 104729040A CN 201310719400 A CN201310719400 A CN 201310719400A CN 104729040 A CN104729040 A CN 104729040A
- Authority
- CN
- China
- Prior art keywords
- fan system
- blower fan
- blade
- heat exchanger
- air outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a fan system and an air conditioner with the same. The fan system comprises a heat exchanger, a centrifugal fan and an air opening subassembly, wherein the centrifugal fan is provided with an air inlet and an air outlet; the air outlet is opposite to the heat exchanger; the air opening subassembly is arranged at the position of the air outlet and extends towards the heat exchanger; and the diameter of the air opening subassembly is increased gradually along the extension direction of the air opening subassembly. The fan system is provided with the air opening subassembly of which the diameter is gradually increased along the extension direction, the air supply angle of the centrifugal fan is increased through the air opening subassembly, so that the windward area of the heat exchanger is increased, and the purpose of increasing the windward area of the heat exchanger is achieved on the premise that the size and the mounting difficulty of the fan system are not changed.
Description
Technical field
The present invention relates to air-conditioner field, in particular to a kind of blower fan system and the air-conditioner with this blower fan system.
Background technology
Blower fan system many employings dual-axle motor of the indoor air-cooled ducted air conditioner of existing central air-conditioning, the power transmission shaft of dual-axle motor is installed multiple radial centrifugal blower.Because dual-axle motor needs to occupy certain space, the just right heat exchanger section of dual-axle motor is made not have air to pass through, cause heat exchanger uneven air, heat exchanger local wind speed is high, excessively cold, easily causes condensation to reduce user's comfort at air outlet simultaneously.Front face area in order to increase heat exchanger of the prior art needs centrifugal blower and heat exchanger to maintain a certain distance, thus the volume of blower fan system and installation difficulty are all increased, and production cost is raised.
Summary of the invention
The present invention aims to provide a kind of blower fan system and has the air-conditioner of this blower fan system, to reach under the volume of blower fan system and the constant prerequisite of installation difficulty, increases the object of the front face area of heat exchanger.
To achieve these goals, the invention provides a kind of blower fan system, comprising: heat exchanger; Centrifugal blower, has air inlet and air outlet, and air outlet and heat exchanger are oppositely arranged; Tuyere assembly, is arranged at air outlet place and extends towards heat exchanger orientation, and tuyere assembly increases gradually along its bearing of trend caliber size.
Further, the tuyere assembly wind blade that comprises upper shell and lower house and be arranged between upper shell and lower house.
Further, wind blade comprises the prismatic blade be arranged in the middle part of upper shell and lower house and the multiple enlarging blades being symmetricly set in prismatic blade both sides.
Further, enlarging blade is along comprising straightway and arc successively towards heat exchanger orientation, and arc bends along departing from straight-vaned direction.
Further, edge is away from straight-vaned direction, and the length of the straightway of adjacent enlarging blade is identical, and the deviation oscillation of the arc of adjacent enlarging blade increases gradually.
Further, wind blade is set to broached-tooth design away from one end of air outlet.
Further, upper shell is provided with the first stopper slot, lower house is provided with second stopper slot relative with the first stopper slot, the upper end of wind blade is arranged in the first stopper slot, and the bottom of wind blade is arranged in the second stopper slot.
Further, tuyere assembly is provided with the first fixed part, air outlet is provided with the second fixed part coordinated with the first fixed part.
Further, the first fixed part comprises the buckle be arranged on upper shell and/or lower house, and the second fixed part comprises the grab being arranged on air outlet and being clasped.
Present invention also offers a kind of air-conditioner, comprise above-mentioned blower fan system.
Apply blower fan system of the present invention, by arranging the tuyere assembly increased gradually along bearing of trend caliber size, the wind direction of centrifugal blower can be increased by tuyere assembly, thus the front face area of heat exchanger is increased, and then reach under the volume of blower fan system and the constant prerequisite of installation difficulty, increase the object of the front face area of heat exchanger.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the embodiment tuyere assemblies according to blower fan system of the present invention;
Fig. 2 is A portion enlarged drawing in Fig. 1;
Fig. 3 is the sectional view of Fig. 1.
Reference numeral in figure: 10, tuyere assembly; 11, upper shell; 12, lower house; 121, the second stopper slot; 13, prismatic blade; 14, enlarging blade; 141, straightway; 142, arc; 15, the first fixed part; 16, the first fixing hole.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, embodiments provide a kind of blower fan system, comprising: heat exchanger, centrifugal blower and tuyere assembly 10.Heat exchanger has air inlet and air outlet, and air outlet and heat exchanger are oppositely arranged.Tuyere assembly 10 is arranged at air outlet place and extends towards heat exchanger orientation, and tuyere assembly 10 increases gradually along its bearing of trend caliber size.
By arranging the tuyere assembly 10 increased gradually along bearing of trend caliber size, the wind direction of centrifugal blower can be increased by tuyere assembly 10, thus the front face area of heat exchanger is increased, and then reach under the volume of blower fan system and the constant prerequisite of installation difficulty, increase the object of the front face area of heat exchanger.
The wind blade that tuyere assembly 10 comprises upper shell 11 and lower house 12 and is arranged between upper shell 11 and lower house 12.As shown in Figure 1, the wind blade in the embodiment of the present invention comprises the prismatic blade 13 be arranged in the middle part of upper shell 11 and lower house 12 and the multiple enlarging blades 14 being symmetricly set in prismatic blade 13 both sides.
Multiple enlarging blade 14 and prismatic blade 13 coordinate, the entirety of tuyere assembly 10 is made to be horn-like structure, the above-mentioned miner diameter end of trumpet-shaped tuyere assembly 10 is removably connected with the air outlet of centrifugal blower, the bigger diameter end of above-mentioned trumpet-shaped tuyere assembly 10 is arranged towards heat exchanger orientation, to reach the object of the front face area increasing heat exchanger.
Preferably, upper shell 11 is provided with the first stopper slot, lower house 12 is provided with second stopper slot 121 relative with the first stopper slot, the upper end of wind blade is arranged in the first stopper slot, and the bottom of wind blade is arranged in the second stopper slot 121.First stopper slot and the second stopper slot 121 are set, can be fixed wind blade by above-mentioned stopper slot, thus avoid wind blade that position skew occurs.
It should be noted that, the arrangement of the wind blade in the embodiment of the present invention adopts and becomes pitch arrangement mode, namely by the enlarging blade 14 of both sides to prismatic blade 13 direction of centre, the spacing between every two adjacent wind blades narrows gradually.
As shown in Figure 2, above-mentioned wind blade is set to broached-tooth design away from one end of air outlet, due to the existence of indentation, reduce the resistance of air-flow, improve the kinetic energy of air-flow at tuyere assembly 10 place, make the distance of jet-impingement farther, the temperature difference between the obverse and reverse reducing wind blade, avoid the generation of wind blade dew condensation phenomenon, also reduce wind noise simultaneously.
As shown in Figure 3, above-mentioned enlarging blade 14 comprises straightway 141 and arc 142 successively along towards heat exchanger orientation, and arc 142 bends along the direction of offset straight blade 13.And in the direction in which (away from prismatic blade 13 direction), the length of the straightway 141 of adjacent enlarging blade 14 is identical, and the deviation oscillation of the arc 142 of adjacent enlarging blade 14 increases gradually.Enlarging blade 14 is arranged to said structure, the expanding effect of tuyere assembly can be realized, the caliber size of tuyere assembly is increased gradually, force water conservancy diversion effectively to increase the front face area of heat exchanger.
Tuyere assembly 10 in the embodiment of the present invention can comprise straight line installation portion and expansion mouth, above-mentioned straight line installation portion comprises the straightway 141 of multiple enlarging blade 14 and the Part I of above-mentioned prismatic blade 13, and above-mentioned expansion mouth comprises the arc 142 of multiple enlarging blade 14 and the Part II of above-mentioned prismatic blade 13.Wherein, above-mentioned straight line installation portion stretches to the inside of air outlet or is sheathed on the outer surface of air outlet, and its length range is preferably 8mm to 20mm.
Above-mentioned straight line installation portion is provided with the first fixed part 15, air outlet is provided with the second fixed part coordinated with the first fixed part 15.Tuyere assembly 10 can be fixed on above-mentioned air outlet by the first fixed part 15 and the second fixed part, thus the cooperation realizing tuyere assembly 10 and centrifugal blower is installed.
Particularly, the first fixed part comprises the buckle be arranged on upper shell 11 and lower house 12, and the second fixed part comprises the grab being arranged on air outlet and being clasped.In installation process, straight line installation portion is pushed in the air outlet of centrifugal blower, buckle and grab correspondence are engaged.
Preferably, above-mentioned first fixed part also comprises the first fixing hole 16 be arranged on outermost enlarging blade 14, above-mentioned second fixed part also comprises second fixing hole relative with the first fixing hole 16 be arranged on air outlet sidewall, and tuyere assembly 10 is fixed on the air outlet place of centrifugal blower by hold-down screw successively through the second fixing hole and the first fixing hole 16.
It should be noted that, the wind blade in the embodiment of the present invention adopts injection mo(u)lding, and the preferred acrylonitrile-butadiene-styrene copolymer of its material (ABS) or polypropylene (PP), above-mentioned upper shell 11 is identical with the material of wind blade with the material of lower house 12.
Present invention also offers a kind of air-conditioner, comprise above-mentioned blower fan system.
From above description, can find out, the above embodiments of the present invention achieve following technique effect: by arranging the tuyere assembly increased gradually along bearing of trend caliber size, the wind direction of centrifugal blower can be increased by tuyere assembly, thus the front face area of heat exchanger is increased, and then reach under the volume of blower fan system and the constant prerequisite of installation difficulty, increase the object of the front face area of heat exchanger.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a blower fan system, is characterized in that, comprising:
Heat exchanger;
Centrifugal blower, has air inlet and air outlet, and described air outlet and described heat exchanger are oppositely arranged;
Tuyere assembly (10), is arranged at described air outlet place and extends towards described heat exchanger orientation, and described tuyere assembly (10) increases gradually along its bearing of trend caliber size.
2. blower fan system according to claim 1, is characterized in that, the wind blade that described tuyere assembly (10) comprises upper shell (11) and lower house (12) and is arranged between described upper shell (11) and described lower house (12).
3. blower fan system according to claim 2, it is characterized in that, described wind blade comprises the prismatic blade (13) being arranged at described upper shell (11) and described lower house (12) middle part and the multiple enlarging blades (14) being symmetricly set in described prismatic blade (13) both sides.
4. blower fan system according to claim 3, it is characterized in that, described enlarging blade (14) is along comprising straightway (141) and arc (142) successively towards described heat exchanger orientation, and described arc (142) bends along the direction of departing from described prismatic blade (13).
5. blower fan system according to claim 4, it is characterized in that, along the direction away from described prismatic blade (13), the length of the straightway (141) of adjacent described enlarging blade (14) is identical, and the deviation oscillation of the arc (142) of adjacent described enlarging blade (14) increases gradually.
6. blower fan system according to claim 2, is characterized in that, described wind blade is set to broached-tooth design away from one end of described air outlet.
7. blower fan system according to claim 2, it is characterized in that, (11) are provided with the first stopper slot to described upper shell, described lower house (12) is provided with second stopper slot (121) relative with described first stopper slot, the upper end of described wind blade is arranged in described first stopper slot, and the bottom of described wind blade is arranged in described second stopper slot (121).
8. blower fan system according to claim 2, is characterized in that, described tuyere assembly (10) is provided with the first fixed part (15), described air outlet is provided with the second fixed part coordinated with described first fixed part (15).
9. blower fan system according to claim 8, it is characterized in that, described first fixed part comprises the buckle be arranged on described upper shell (11) and/or described lower house (12), described second fixed part comprise be arranged on described air outlet with the described grab be clasped.
10. an air-conditioner, comprises blower fan system, it is characterized in that, described blower fan system is blower fan system according to any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719400.3A CN104729040B (en) | 2013-12-23 | 2013-12-23 | Blower fan system and the air conditioner with the blower fan system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719400.3A CN104729040B (en) | 2013-12-23 | 2013-12-23 | Blower fan system and the air conditioner with the blower fan system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104729040A true CN104729040A (en) | 2015-06-24 |
| CN104729040B CN104729040B (en) | 2018-04-17 |
Family
ID=53453188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310719400.3A Active CN104729040B (en) | 2013-12-23 | 2013-12-23 | Blower fan system and the air conditioner with the blower fan system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104729040B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145798A (en) * | 2019-06-28 | 2019-08-20 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner with it |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201425360Y (en) * | 2009-06-15 | 2010-03-17 | 无锡市天兴净化空调设备有限公司 | Flow equalizer for air blower and air return fan of combined air-conditioner |
| CN202432613U (en) * | 2012-01-16 | 2012-09-12 | 珠海格力电器股份有限公司 | Internal machine of air-conditioner and air-conditioner comprising same |
| JP5029577B2 (en) * | 2008-11-14 | 2012-09-19 | パナソニック株式会社 | Air conditioner indoor unit |
| JP2013122362A (en) * | 2011-12-12 | 2013-06-20 | Kawasaki Heavy Ind Ltd | Air conditioning device, and railroad vehicle |
| CN203349451U (en) * | 2013-06-17 | 2013-12-18 | 广东美的制冷设备有限公司 | Air guide device of air conditioner and air conditioner |
| CN203628961U (en) * | 2013-12-23 | 2014-06-04 | 珠海格力电器股份有限公司 | Fan system and air conditioner with same |
-
2013
- 2013-12-23 CN CN201310719400.3A patent/CN104729040B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5029577B2 (en) * | 2008-11-14 | 2012-09-19 | パナソニック株式会社 | Air conditioner indoor unit |
| CN201425360Y (en) * | 2009-06-15 | 2010-03-17 | 无锡市天兴净化空调设备有限公司 | Flow equalizer for air blower and air return fan of combined air-conditioner |
| JP2013122362A (en) * | 2011-12-12 | 2013-06-20 | Kawasaki Heavy Ind Ltd | Air conditioning device, and railroad vehicle |
| CN202432613U (en) * | 2012-01-16 | 2012-09-12 | 珠海格力电器股份有限公司 | Internal machine of air-conditioner and air-conditioner comprising same |
| CN203349451U (en) * | 2013-06-17 | 2013-12-18 | 广东美的制冷设备有限公司 | Air guide device of air conditioner and air conditioner |
| CN203628961U (en) * | 2013-12-23 | 2014-06-04 | 珠海格力电器股份有限公司 | Fan system and air conditioner with same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145798A (en) * | 2019-06-28 | 2019-08-20 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner with it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104729040B (en) | 2018-04-17 |
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