CN207879695U - A kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit - Google Patents
A kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit Download PDFInfo
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- CN207879695U CN207879695U CN201721887359.0U CN201721887359U CN207879695U CN 207879695 U CN207879695 U CN 207879695U CN 201721887359 U CN201721887359 U CN 201721887359U CN 207879695 U CN207879695 U CN 207879695U
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- air
- blade
- wheel hub
- outdoor unit
- fan
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Abstract
The utility model provides a kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit, and the fan of the air-conditioner outdoor unit of the utility model includes motor, integrally formed wheel hub and blade；Wherein, motor is set to the front end of wheel hub, and the motor shaft of motor stretches into the center slot of wheel hub, and using center slot as axis, the exterior side wall along cylindrical wheel hub is uniformly arranged blade；The inner peripheral that blade is connect with wheel hub includes the first connecting pin and second connection end, and the exterior side wall of the first connecting pin and wheel hub is directly connected to, and second connection end stretches out wheel hub, and passes through the exterior side wall of triangle joint portion and wheel hub and connect.The utility model effectively reduces the volume of fan blade, saves the inner space of indoor unit, while can effectively ensure that air-conditioner outdoor unit has ideal heat exchanger effectiveness, and resistance ability is good, and noise is smaller, and air supplying distance is remote.
Description
Technical field
The utility model is related to air conditioner technical field, more particularly to the fan of a kind of air-conditioner outdoor unit and air conditioner chamber
Outer machine.
Background technology
As science and technology development with rapid changepl. never-ending changes and improvements and people's living standards continue to improve, air-conditioning equipment have been used as one kind
Common household electrical appliance have come into common people house.With the continuous development of air-conditioner field technical merit, user is to air conditioner
The requirement of performance also increasingly improves.
The outdoor unit of split air conditioner in the prior art carries out air draught by outdoor machine fan to outdoor unit heat exchanger,
Blower fan system is arranged before outdoor unit heat exchanger, when blower fan system works, in blower fan system and outdoor unit
A negative pressuren zone is formed between heat exchanger, the air on rear side of outdoor unit heat exchanger flows into negative pressure naturally after outdoor unit heat exchanger
Area completes the heat exchange between outdoor air and refrigerant.
For example, as shown in Fig. 1, by the patent Shen for the Publication No. CN107246669A that present utility model application people proposes
A kind of air-conditioner outdoor unit please be disclose, includes being made of front panel, rear panel, left plate, right plate, upper cover plate, chassis
External shell is arranged in outdoor machine of air-conditioner enclosure interior every wind riser, every the vertical setting of wind riser on chassis, by outdoor machine of air-conditioner
Cavity be divided into fan arrangement area and automatically controlled configuring area, fan arrangement area is provided with condenser assembly, is set on condenser assembly
Be equipped with condenser link block, every wind riser backwards panel direction in bending arrange, be provided with electricity on the right side of wind riser
Device frame, the vertical placement of electrical appliance rack.The utility model by outdoor machine of air-conditioner inner space carry out rationalization partition, avoiding need not
The space waste wanted, to achieve the purpose that reduce outdoor machine of air-conditioner volume.
However, although the prior art can optimize each element by carrying out rationalization partition to air-conditioner outdoor unit inside
Location layout, however, in order to ensure fully to exchange heat, outdoor unit fan of air conditioner blade itself is larger, therefore for traditional sky
Device outdoor unit is adjusted, itself volume is still larger, and the components such as its internal condenser, fan blade, motor are both needed to occupy in addition
Larger space, volume and quality to cause air-conditioner outdoor unit are still huger, transport installation is inconvenient and to dress
With bringing bigger difficulty.In addition, the fan of air-conditioner outdoor unit in the prior art is larger in addition to volume, there is also heat
The deficiency that exchange efficiency is low, resistance ability is bad, air supplying distance is not ideal enough and noise is larger.
Invention content
In view of this, the utility model is directed to a kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit, with solution
Certainly the deficiencies in the prior art.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of fan of air-conditioner outdoor unit, including motor, integrally formed wheel hub and blade；The motor is set to institute
The front end of wheel hub is stated, the motor shaft of the motor stretches into the center slot of the wheel hub, and the blade is with the center slot
Axis, the exterior side wall along the cylindrical wheel hub are uniformly arranged；The inner peripheral that the blade is connect with the wheel hub includes the
One connecting pin and second connection end, first connecting pin and the exterior side wall of the wheel hub are directly connected to, second connection
The rear end for being tilted along the direction far from the motor and stretching out the wheel hub is held, and passes through the outside in triangle joint portion and the wheel hub
Side wall connects.
Further, the first side of the blade is along arc-shaped to be recessed to the blade center direction.
Further, the first side of the blade is less than along the angle with the outer peripheral edge of the blade.
Further, the second side of the blade is along equipped with semicircle groove.
Further, the ratio between the open end length of the semicircle groove and the total length on the second side edge are (0.5-
0.6)：1.
Further, the outer peripheral edge of the blade is equipped with the bending part bent to the pressure face of the blade.
Further, the width of the bending part is gradual to one end close to the second side edge from one end close to the first side edge
Increase.
Further, the pressure face of the blade is equipped with the first wind-guiding flange and the second wind-guiding flange.
Further, the one end of the thickness of the blade from close to one end of the wheel hub to far from the wheel hub gradually subtracts
It is small.
A kind of air-conditioner outdoor unit using the outdoor unit fan of air conditioner.
Compared with the existing technology, the fan of air-conditioner outdoor unit described in the utility model and air-conditioner outdoor unit have with
Lower advantage：The fan of air-conditioner outdoor unit described in the utility model passes through the conjunction to blade geometric shape, size, wind direction
Reason setting and layout effectively reduce the volume of fan blade, and the space needed for installation assembly is smaller, saves indoor unit
Inner space, while can effectively ensure that air-conditioner outdoor unit has ideal heat exchanger effectiveness, and resistance ability is good, noise
Smaller, air supplying distance is remote.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative examples and explanation of type are not constituted improper limits to the present invention for explaining the utility model.Attached
In figure：
Fig. 1 is the schematic diagram of outdoor unit fan of air conditioner in the prior art；
Fig. 2 is the first stereoscopic schematic diagram of the fan of the air-conditioner outdoor unit described in the utility model embodiment；
Fig. 3 is the second stereoscopic schematic diagram of the fan of the air-conditioner outdoor unit described in the utility model embodiment；
Fig. 4 is the rearview of the fan of the air-conditioner outdoor unit described in the utility model embodiment；
Fig. 5 is the front view of the fan of the air-conditioner outdoor unit described in the utility model embodiment.
Reference sign：
1- motors, 11- motor shafts, 2- wheel hubs, the centers 21- slot, 3- blades, 31- inner peripherals, the first connecting pins 311-,
312- second connection ends, the first sides 32- edge, the outer peripheral edges 33-, 34- the second sides edge, 35- semicircle grooves, 36- bending parts, 37-
One wind-guiding flange, 38- the second wind-guiding flanges, 4- triangle joints portion, 3A- pressure faces, 3B- back pressures face.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
One of the utility model embodiment provides a kind of fan of air-conditioner outdoor unit, outside the air conditioner chamber
The fan of machine includes motor 1, wheel hub 2 and blade 3.Wherein, the motor 1 is set to the front end of the wheel hub 2, and is the sky
Adjust the powered rotation of the fan of device outdoor unit.The motor shaft 11 of the motor 1 stretches into the center slot 21 of the wheel hub 2,
And be fixedly connected with the center slot 21, the wheel hub 2 and blade 3 are integrally formed.
The blade 3 is axis with the center slot 21, and the exterior side wall along the cylindrical wheel hub 2 is uniformly arranged.
The quantity of the blade 3 is multiple.Preferably, the blade 3 is 3, and the angle of the two neighboring blade 3 is 120 °.It is excellent
Choosing, the thickness of the blade 3 is gradually reduced from close to one end of the wheel hub 2 to one end of the separate wheel hub 2.
For convenience, the utility model embodiment is named the four edges edge of the blade 3 and front and back two sides.
Wherein, the blade 3 and the periphery of 2 connecting pin of the wheel hub are inner peripheral 31；Freedom of the blade 3 far from the wheel hub 2
End is outer peripheral edge 33；Connect the inner peripheral 31 and outer peripheral edge 33 be respectively the first side along 32 and the second side along 34；Wherein, institute
It includes the first connecting pin 311 and second connection end 312 to state the inner peripheral 31 that blade 3 is connect with the wheel hub 2, close to described first
The side of connecting pin 311 is along being the first side along 32, close to the side of the second connection end 312 along being the second side along 34.The blade 3
The face for bearing air pressure is pressure face 3A, and another side is back pressure face 3B.
First connecting pin 311 and the exterior side wall of the wheel hub 2 are directly connected to, and the second connection end 312 is along remote
Direction from the motor 1 tilts the rear end for stretching out the wheel hub 2, and passes through the outer side in triangle joint portion 4 and the wheel hub 2
Wall connects.Pass through above structure so that the blade 3 of the utility model embodiment along the cylindrical wheel hub exterior side wall
It is obliquely installed.Middle blade is carried with the air inlet orthogonal technical solution of plane, the utility model embodiment compared with the prior art
The technical solution of confession enables to air to be sucked or sent out by blade along certain angle, to increased air-conditioner outdoor unit
Heat exchange efficiency.First, pressure and air intake resistance that the pressure face 3A of the blade 3 is born can be reduced through the above scheme, from
And the excessive fan damage problem brought of aspiration pressure can be avoided, improve the service life of fan.In addition, passing through above-mentioned side
Case can reduce the space shared by blade, effectively reduce the thickness and volume of air-conditioner outdoor unit.
In wherein the one of the utility model in embodiment, the first side of the blade 3 along 32 to be smooth to described
3 center position of blade is recessed arc-shaped, and the first side of the blade 3 is small with the angle α of the outer peripheral edge 33 of the blade 3 along 32
In 45 °.Preferably, angle α of the first side of the blade 3 along 32 and the outer peripheral edge 33 of the blade 3 is less than 30 °.By upper
Scheme is stated, the resistance that the blade 3 of the utility model is subject to when rotated is smaller, smooth movements, and being capable of increased air conditioner chamber
The heat exchange efficiency of outer machine.
In wherein the one of the utility model in embodiment, the second side of the blade 3 is equipped with semicircle groove along 34
35.Preferably, the open end length Yu the second side of the semicircle groove 35 are (0.5-0.6) along 34 the ratio between total length:
1.The setting of semicircle groove 35 can effectively reduce the dead weight of the blade, realize that the low energy consumption of the blade 3 rotates at high speed.
In wherein the one of the utility model in embodiment, the outer peripheral edge 33 of the blade 3 is equipped with to the blade 3
The bending part 36 of pressure face 3A bendings.Preferably, the width of the bending part 36 from close to the first side along 32 one end to close
The second side gradually increases along 34 one end.
In wherein the one of the utility model in embodiment, the pressure face 3A of the blade 3 is convex equipped with the first wind-guiding
Edge 37 and the second wind-guiding flange 38.The first wind-guiding flange 37 and the second wind-guiding flange 38 relative to the pressure face 3A slightly
Protrusion, projection thickness 1-3mm.The first wind-guiding flange 37 is arranged along the outer peripheral edge 31 of the blade 3, by semicircle groove
Extend to first side along the intersection of 32 and inner peripheral 31 at 35, and is in tip-angled shape.Specifically, the first wind-guiding flange
37 width is gradually reduced along 32 with the intersection of inner peripheral 31 from close to one end of the semicircle groove 35 to first side.
The second wind-guiding flange 38 is set to the inside of the first wind-guiding flange 37, shape and the first wind-guiding flange 37
Shape is close.The setting of the bending part 36 and the first wind-guiding flange 37 and the second wind-guiding flange 38 helps to further decrease
Air is that air is smoothly smoothly through air-conditioner outdoor unit to the pressure and resistance of the blade 3.
In addition, in wherein the one of the utility model in embodiment, a kind of air-conditioner outdoor unit, the sky are additionally provided
Device outdoor unit is adjusted to use the fan of the air-conditioner outdoor unit as described in the utility model embodiment.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of fan of air-conditioner outdoor unit, which is characterized in that including motor (1), integrally formed wheel hub (2) and blade
(3)；The motor (1) is set to the front end of the wheel hub (2), and the motor shaft (11) of the motor (1) stretches into the wheel hub (2)
Center slot (21), the blade (3) with the center slot (21) for axis, along the outside of the cylindrical wheel hub (2)
Side wall is uniformly arranged；The inner peripheral (31) that the blade (3) connect with the wheel hub (2) includes the first connecting pin (311) and the
Two connecting pins (312), first connecting pin (311) and the exterior side wall of the wheel hub (2) are directly connected to, second connection
Hold (312) to tilt the rear end for stretching out the wheel hub (2) along the direction far from the motor (1), and by triangle joint portion (4) with
The exterior side wall of the wheel hub (2) connects.
2. the fan of air-conditioner outdoor unit according to claim 1, which is characterized in that the first side edge of the blade (3)
(32) arc-shaped to be recessed to the blade (3) center position.
3. the fan of air-conditioner outdoor unit according to claim 2, which is characterized in that the first side edge of the blade (3)
(32) it is less than 45 ° with the angle of the outer peripheral edge of the blade (3) (33) (α).
4. the fan of air-conditioner outdoor unit according to claim 1, which is characterized in that the second side edge of the blade (3)
(34) it is equipped with semicircle groove (35).
5. the fan of air-conditioner outdoor unit according to claim 4, which is characterized in that the opening of the semicircle groove (35)
It is (0.5-0.6) to hold the ratio between length and the total length on the second side edge (34): 1.
6. the fan of air-conditioner outdoor unit according to claim 1, which is characterized in that the outer peripheral edge of the blade (3)
(33) it is equipped with the bending part (36) bent to the pressure face (3A) of the blade (3).
7. the fan of air-conditioner outdoor unit according to claim 6, which is characterized in that the width of the bending part (36) is certainly
Gradually increase along the one end of (34) to close to the second side along the one end of (32) close to the first side.
8. the fan of air-conditioner outdoor unit according to claim 1, which is characterized in that the pressure face of the blade (3)
(3A) is equipped with the first wind-guiding flange (37) and the second wind-guiding flange (38).
9. the fan of the air-conditioner outdoor unit according to any one of claim 1-8, which is characterized in that the blade
(3) one end of thickness from close to one end of the wheel hub (2) to far from the wheel hub (2) is gradually reduced.
10. a kind of air-conditioner outdoor unit, which is characterized in that using the air conditioner chamber as described in any one of claim 1-9
The fan of outer machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887359.0U CN207879695U (en) | 2017-12-28 | 2017-12-28 | A kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887359.0U CN207879695U (en) | 2017-12-28 | 2017-12-28 | A kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207879695U true CN207879695U (en) | 2018-09-18 |
Family
ID=63504805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721887359.0U Active CN207879695U (en) | 2017-12-28 | 2017-12-28 | A kind of fan and air-conditioner outdoor unit of air-conditioner outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207879695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345106A (en) * | 2019-07-31 | 2019-10-18 | 广东美的制冷设备有限公司 | Axial-flow leaf, axial flow blower and air conditioner |
-
2017
- 2017-12-28 CN CN201721887359.0U patent/CN207879695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345106A (en) * | 2019-07-31 | 2019-10-18 | 广东美的制冷设备有限公司 | Axial-flow leaf, axial flow blower and air conditioner |
| WO2021017153A1 (en) * | 2019-07-31 | 2021-02-04 | 广东美的制冷设备有限公司 | Axial-flow fan blade, axial-flow fan, and air conditioner |
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