CN103486659A - Air conditioner indoor unit and air conditioner comprising same - Google Patents
Air conditioner indoor unit and air conditioner comprising same Download PDFInfo
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- CN103486659A CN103486659A CN201210193656.0A CN201210193656A CN103486659A CN 103486659 A CN103486659 A CN 103486659A CN 201210193656 A CN201210193656 A CN 201210193656A CN 103486659 A CN103486659 A CN 103486659A
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- 230000015572 biosynthetic process Effects 0.000 claims description 2
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- 238000002474 experimental method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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Abstract
The invention provides an air conditioner indoor unit and an air conditioner comprising the same. Wherein air conditioner indoor unit includes: casing (10), air intake (11) and air outlet (12) that have and be linked together, air conditioner indoor unit still includes: the first through-flow fan blade (30a) is rotatably arranged in the cavity of the shell (10); the second cross-flow fan blade (30b) is rotatably arranged in the cavity of the shell (10); the third cross-flow fan blade (30c) is rotatably arranged in the cavity of the shell (10) and is positioned at the air outlet (12); the connecting lines of the central points of the first cross-flow fan blade (30a), the second cross-flow fan blade (30b) and the third cross-flow fan blade (30c) are triangles. By adopting the air conditioner indoor unit and the air conditioner comprising the air conditioner indoor unit, the air supply capacity of the air conditioner can be improved, and the air inlet and outlet effects can be enhanced.
Description
Technical field
The present invention relates to the air-conditioner field, in particular to a kind of air conditioner room unit and the air-conditioner that comprises this air conditioner room unit.
Background technology
In traditional air conditioner room unit, be generally the centrifugal blower by being arranged on bottom and be located at the outer spiral case of centrifugal blower, realize two side lower parts and front bottom air intake, the air inlet/outlet mode of two upper lateral parts and the air-out of top, front, basically the flow direction of air-flow is to advance along the length direction of air conditioner room unit, and because also there is miscellaneous part in air conditioner room unit inside, make the air-flow from the air inlet to the air outlet repeatedly to commutate in air conditioner room unit inside, cause the flow resistance of air-flow in flow process to increase, the corresponding increase of energy loss, and then affected air-out effect.
In order to improve these defects, the air conditioner room unit of through-flow fan blade has appearred centrifugal blower is replaced with in recent years.The general air inlet/outlet mode that adopts two side air-outs, back air intake of this class air conditioner room unit, the flow direction of air-flow is to advance along the width of air conditioner room unit basically, reduced the stroke of air-flow, make the air-flow from the air inlet to the air outlet not need repeatedly to commutate in air conditioner room unit inside, reduce the flow resistance of air-flow, also just relatively reduced the consumption of energy.But the through-flow fan blade of this air conditioner room unit inside generally only has one or two, comprise that single through-flow fan blade horizontally set, the vertical setting of single through-flow fan blade and two through-flow fan blade left and right be arranged in parallel, its draft capacity can't meet people's demand.
Summary of the invention
The air-conditioner that the present invention aims to provide a kind of air conditioner room unit and comprises this air conditioner room unit, can improve the draft capacity of air-conditioner, strengthens the effect of air intake and air-out.
To achieve these goals, according to an aspect of the present invention, provide a kind of air conditioner room unit, comprise housing, housing has air inlet and the air outlet be connected, and air conditioner room unit also comprises: the first through-flow fan blade, be arranged on rotationally in the cavity of housing, and be positioned at the air inlet place; The second through-flow fan blade, be arranged in the cavity of housing rotationally, and be positioned at the air inlet place; And the 3rd through-flow fan blade, be arranged on rotationally in the cavity of housing, and be positioned at the air outlet place; The line of the central point of the first through-flow fan blade, the second through-flow fan blade and the 3rd through-flow fan blade is triangle.
Further, the line of the central point of the first through-flow fan blade, the second through-flow fan blade and the 3rd through-flow fan blade is equilateral triangle.
Further, the first through-flow fan blade and the second through-flow fan blade direction of rotation are contrary.
Further, air conditioner room unit also comprises: First Heat Exchanger sets gradually with the direction of the first through-flow fan blade along air intake to air-out; The second heat exchanger, set gradually with the direction of the second through-flow fan blade along air intake to air-out; And the 3rd heat exchanger, with the direction of the 3rd through-flow fan blade along air intake to air-out, set gradually.
Further, the first arcuate structure that First Heat Exchanger adapts for the periphery with the first through-flow fan blade, the zone of the opening of the first arcuate structure between the second through-flow fan blade and the 3rd heat exchanger; The second arcuate structure that the second heat exchanger adapts for the periphery with the second through-flow fan blade, the zone of the opening of the second arcuate structure between the first through-flow fan blade and the 3rd heat exchanger; The 3rd arcuate structure that the 3rd heat exchanger adapts for the periphery with the 3rd through-flow fan blade, the opening of the 3rd arcuate structure is towards air outlet.
Further, air conditioner room unit also comprises the flow-guiding structure that guides to the air outlet place for the air-flow by the air inlet place, and flow-guiding structure is fixedly installed in the internal cavities of housing.
Further, flow-guiding structure comprises: the first diversion division, be fixedly installed between the first through-flow fan blade and the second through-flow fan blade, and extend to the mutually concordant position towards a side line of air outlet with First Heat Exchanger and the second heat exchanger to the 3rd through-flow fan blade, the cross section of the first diversion division is the most advanced and sophisticated voussoir shape towards the 3rd heat exchanger, and the first diversion division has respectively towards two guide faces of the first through-flow fan blade and the second through-flow fan blade, and two guide faces are the water conservancy diversion inclined-plane; And second diversion division, be fixedly installed on the air outlet place, the second diversion division is the 4th arcuate structure towards the wall of the 3rd through-flow fan blade, the first end of the 4th arcuate structure extends to the position mutually concordant with line to the first diversion division direction, the second end of the 4th arcuate structure extends to the air outlet direction, and the concave surface of the 4th arcuate structure is towards the 3rd through-flow fan blade.
Further, the second diversion division comprises two deflectors, and the 3rd through-flow fan blade is between two deflectors, and two deflectors are the 4th arcuate structure towards the wall of the 3rd through-flow fan blade.
Further, flow-guiding structure also comprises: top board is fixedly installed on the upper surface of the first diversion division and the second diversion division; And base plate, be fixedly installed on the lower surface of the first diversion division and the second diversion division; The first through-flow fan blade, the second through-flow fan blade and the 3rd through-flow fan blade are arranged between top board and base plate.
Further, air conditioner room unit also comprises the dustproof filter section that is arranged on the air inlet place.
Further, air conditioner room unit also comprises the aerofoil of sweeping that is arranged on rotationally the air outlet place.
Further, housing comprises the first panel, the second panel and the 3rd panel, the first panel, the second panel and the 3rd panel formation triangular structure that is mutually permanently connected, be provided with air inlet on the first panel, the second panel and the 3rd panel, the join domain of the second panel and the 3rd panel is provided with air outlet.
According to a further aspect in the invention, provide a kind of air-conditioner, comprised air conditioner room unit and the air-conditioner outdoor unit be communicated with air conditioner room unit, this air conditioner room unit is aforesaid air conditioner room unit.
Apply technical scheme of the present invention, by two through-flow fan blades that are positioned at the air inlet place are set respectively in the internal cavities of air conditioner room unit, an and through-flow fan blade that is positioned at the air outlet place, traditional through-flow fan blade quantity and arrangement mode have been changed, improved the air draught effect at air inlet place and the air-out effect at air outlet place, the whole draft capacity of air-conditioner is improved.
The accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 shows the perspective view of air conditioner room unit according to an embodiment of the invention;
Fig. 2 shows the perspective exploded view of air conditioner room unit according to an embodiment of the invention;
Fig. 3 shows the front view of air conditioner room unit according to an embodiment of the invention;
Fig. 4 shows A-A according to the air conditioner room unit of Fig. 3 to cutaway view;
Fig. 5 shows according to an embodiment of the invention the air intake of air conditioner room unit and the schematic diagram of air-out;
Fig. 6 shows the structural representation that flow-guiding structure, heat exchanger and the through-flow fan blade of air conditioner room unit match according to an embodiment of the invention; And
Fig. 7 shows the perspective view of the flow-guiding structure of air conditioner room unit according to an embodiment of the invention.
The specific embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine mutually.
As shown in Figures 1 to 7, in Fig. 5, the direction of arrow shown in solid line is the air intake direction, and the direction of arrow shown in dotted line is air-out direction, and according to embodiments of the invention, air conditioner room unit comprises housing 10, flow-guiding structure 20, through-flow fan blade, heat exchanger and control part 70.Wherein flow-guiding structure 20, through-flow fan blade, heat exchanger and control part 70 are arranged in the cavity of housing 10 inside.
Through-flow fan blade comprises the first through-flow fan blade 30a, the second through-flow fan blade 30b and the 3rd through-flow fan blade 30c of vertical setting, and the axis of three through-flow fan blades is parallel to each other, and three through-flow fan blades all can rotate around self axis.The first through-flow fan blade 30a and the second through-flow fan blade 30b are positioned at air inlet 11 places, the 3rd through-flow fan blade 30c is positioned at described air outlet 12 places, and the line of the central point of the first through-flow fan blade 30a, the second through-flow fan blade 30b and the 3rd through-flow fan blade 30c is equilateral triangle, and this equilateral triangle is corresponding with the equilateral triangle of housing 10 cross sections.In order to make the air draught better effects if of air inlet 11, the direction of rotation that is positioned at the first through-flow fan blade 30a at air inlet 11 places and the second through-flow fan blade 30b is contrary.
Here the line between the shape of cross section of housing 10 and three through-flow fan blade mid points is not limited to form equilateral triangle, also can be arranged to according to actual needs isosceles triangle or scalene triangle, the preferred equilateral triangle of the present embodiment.
Heat exchanger comprises First Heat Exchanger 40a, the second heat exchanger 40b and the 3rd heat exchanger 40c.Wherein First Heat Exchanger 40a and the direction of the first through-flow fan blade 30a along air intake to air-out set gradually, the second heat exchanger 40b and the direction of the second through-flow fan blade 30b along air intake to air-out set gradually, the 3rd heat exchanger 40c and the direction of the 3rd through-flow fan blade 30c along air intake to air-out set gradually, and the first arcuate structure that First Heat Exchanger 40a adapts for the periphery with the first through-flow fan blade 30a, the second arcuate structure that the second heat exchanger 40b adapts for the periphery with the second through-flow fan blade 30b, the 3rd arcuate structure that the 3rd heat exchanger 40c adapts for the periphery with the 3rd through-flow fan blade 30c.The first arcuate structure is provided with the First Heat Exchanger lateral opening, the zone of this First Heat Exchanger lateral opening between the second through-flow fan blade 30b and the 3rd heat exchanger 40c, the second arcuate structure is provided with the second heat exchanger lateral opening, the zone of this second heat exchanger lateral opening between the first through-flow fan blade 30a and the 3rd heat exchanger 40c, the 3rd arcuate structure is provided with the 3rd heat exchanger lateral opening, and the 3rd heat exchanger lateral opening is towards air outlet 12.
First Heat Exchanger 40a, the second heat exchanger 40b and the 3rd heat exchanger 40c are between top board 21 and base plate 22, like this, just formed the heat exchanging chamber that surrounds three axial-flow fans between the first diversion division 23, the second diversion division 24, First Heat Exchanger 40a and the second heat exchanger 40b, the air-flow that air inlet 11 places are flowed into can flow to air outlet 12 through three heat exchangers to greatest extent, to improve heat transfer effect.
Flow-guiding structure 20 guides to air outlet 12 places for the air-flow by air inlet 11 places, to reduce the resistance of air current flow, improves heat transfer effect, reduces noise.Flow-guiding structure 20 comprises the first diversion division 23 and the second diversion division 24.The first diversion division 23 is fixedly installed between the first through-flow fan blade 30a and the second through-flow fan blade 30b, and the direction to the 3rd through-flow fan blade 30c is extended, in order to make the water conservancy diversion better effects if, the elongated end of the first diversion division 23 extends to the mutually concordant position towards a side line of air outlet with First Heat Exchanger 40a and the second heat exchanger 40b, make the cross section of the first diversion division 23 be the most advanced and sophisticated voussoir shape towards the 3rd heat exchanger 40c, and the first diversion division 23 has respectively two guide faces towards the first through-flow fan blade 30a and the second through-flow fan blade 30b, two guide faces are the water conservancy diversion inclined-plane.
The second diversion division 24 is fixedly installed on air outlet 12 places, comprises two deflectors that are oppositely arranged, and the 3rd through-flow fan blade 30c is arranged between two deflectors.Two deflectors are the 4th arcuate structure towards the wall of the 3rd through-flow fan blade 30c, the first end of the 4th arcuate structure extends to the direction of the first diversion division 23, in order to make the water conservancy diversion better effects if, the elongated end of the 4th arcuate structure extends to the mutually concordant position towards a side line of air outlet with aforesaid First Heat Exchanger 40a and the second heat exchanger 40b, the second end of the 4th arcuate structure extends to the direction of air outlet 12, and the concave surface of arcuate structure is towards the 3rd through-flow fan blade 30c.Here the concrete shape of the arcuate structure of two deflectors can be incomplete same, but changed according to actual needs, to reach, makes the purpose that air current flow is more smooth and easy, promote heat transfer effect.
In order to make the first diversion division 23 and the second diversion division 24 more firm, in the upper surface of the first diversion division 23 and the second diversion division 24, be fixedly installed top board 21; Lower surface at the first diversion division 23 and the second diversion division 24 is fixedly installed base plate 22.The first through-flow fan blade 30a, the second through-flow fan blade 30b and the 3rd through-flow fan blade 30c are between top board 21 and base plate 22.
More pure and fresh for the air-flow that air conditioner room unit is flowed out, protect the parts of air conditioner room unit inside not by contamination by dust simultaneously, at air inlet, 11 places are provided with dustproof filter section 50, can realize filtered air, dustproof function of putting worm.Preferably, dustproof filter section 50 is anti-dust filter mesh.
In order to enlarge the wind-out range at air outlet 12 places, air outlet 12 places are provided with sweeps aerofoil 60.Sweeping aerofoil 60 can rotate around self rotating shaft, thereby air-out is carried out to water conservancy diversion, can control according to people's needs the flow direction of air outlet 12 place's air-flows.
According to another embodiment of the invention, provide a kind of air-conditioner, comprised air conditioner room unit and the air-conditioner outdoor unit be communicated with air conditioner room unit, this air conditioner room unit is aforementioned any air conditioner room unit.
Air conditioner room unit according to an embodiment of the invention, by GB GB 21455-2008, detected, when experiment test, indoor temperature is 27 ℃/19 ℃, under the condition that outdoor temperature is 35 ℃/24 ℃, records with contrast experiment's data of conventional air conditioner indoor set as shown in table 1:
Table 1
Known through the experimental data contrast, the relative conventional air conditioner of the air conditioner room unit Energy Efficiency Ratio in embodiments of the invention improves, and the air quantity increase, reducing noise.
It is as shown in table 2 that line between three through-flow fan blade central points forms equilateral triangle, isosceles triangle, common leg-of-mutton experiment correction data:
Table 2
Known through experimental data contrast, when the Energy Efficiency Ratio that the line between three through-flow fan blade mid points forms equilateral triangle forms isosceles triangle, common triangle relatively, Energy Efficiency Ratio improves, and air quantity increases, reducing noise.
From above description, can find out, the above embodiments of the present invention have realized following technique effect: by two through-flow fan blades that are positioned at the air inlet place are set respectively in the internal cavities of air conditioner room unit, an and through-flow fan blade that is positioned at the air outlet place, traditional through-flow fan blade quantity and arrangement mode have been changed, improved the air draught effect at air inlet place and the air-out effect at air outlet place, the whole draft capacity of air-conditioner is improved, and reducing noise.
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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (13)
1. an air conditioner room unit, comprise housing (10), and described housing (10) has air inlet (11) and the air outlet (12) be connected, and it is characterized in that, described air conditioner room unit also comprises:
The first through-flow fan blade (30a), be arranged in the cavity of described housing (10) rotationally, and be positioned at described air inlet (11) and locate;
The second through-flow fan blade (30b), be arranged in the cavity of described housing (10) rotationally, and be positioned at described air inlet (11) and locate; And
The 3rd through-flow fan blade (30c), be arranged in the cavity of described housing (10) rotationally, and be positioned at described air outlet (12) and locate;
The line of the central point of described the first through-flow fan blade (30a), described the second through-flow fan blade (30b) and described the 3rd through-flow fan blade (30c) is triangle.
2. air conditioner room unit according to claim 1, is characterized in that, the line of the central point of described the first through-flow fan blade (30a), described the second through-flow fan blade (30b) and described the 3rd through-flow fan blade (30c) is equilateral triangle.
3. air conditioner room unit according to claim 1, is characterized in that, described the first through-flow fan blade (30a) and described the second through-flow fan blade (30b) direction of rotation are contrary.
4. according to the described air conditioner room unit of any one in claims 1 to 3, it is characterized in that, described air conditioner room unit also comprises:
First Heat Exchanger (40a), set gradually with the direction of described the first through-flow fan blade (30a) along air intake to air-out;
The second heat exchanger (40b), set gradually with the direction of described the second through-flow fan blade (30b) along air intake to air-out; And
The 3rd heat exchanger (40c), set gradually with the direction of described the 3rd through-flow fan blade (30c) along air intake to air-out.
5. air conditioner room unit according to claim 4, is characterized in that,
The first arcuate structure that described First Heat Exchanger (40a) adapts for the periphery with described the first through-flow fan blade (30a), the zone of the opening of described the first arcuate structure between described the second through-flow fan blade (30b) and described the 3rd heat exchanger (40c);
The second arcuate structure that described the second heat exchanger (40b) adapts for the periphery with described the second through-flow fan blade (30b), the zone of the opening of described the second arcuate structure between described the first through-flow fan blade (30a) and described the 3rd heat exchanger (40c);
The 3rd arcuate structure that described the 3rd heat exchanger (40c) adapts for the periphery with described the 3rd through-flow fan blade (30c), the opening of described the 3rd arcuate structure is towards described air outlet (12).
6. air conditioner room unit according to claim 5, it is characterized in that, described air conditioner room unit also comprises that the air-flow for described air inlet (11) is located guides to the flow-guiding structure (20) that described air outlet (12) is located, and described flow-guiding structure (20) is fixedly installed in the internal cavities of described housing (10).
7. air conditioner room unit according to claim 6, is characterized in that, described flow-guiding structure (20) comprising:
The first diversion division (23), be fixedly installed between described the first through-flow fan blade (30a) and described the second through-flow fan blade (30b), and extend to the mutually concordant position towards a side line of described air outlet (12) with described First Heat Exchanger (40a) and described the second heat exchanger (40b) to described the 3rd through-flow fan blade (30c), the cross section of described the first diversion division (23) is the most advanced and sophisticated voussoir shape towards described the 3rd heat exchanger (40c), and described the first diversion division (23) has respectively two guide faces towards described the first through-flow fan blade (30a) and described the second through-flow fan blade (30b), two described guide faces are the water conservancy diversion inclined-plane, and
The second diversion division (24), being fixedly installed on described air outlet (12) locates, described the second diversion division (24) is the 4th arcuate structure towards the wall of described the 3rd through-flow fan blade (30c), the first end of described the 4th arcuate structure extends to the position mutually concordant with described line to described the first diversion division (23) direction, the second end of described the 4th arcuate structure extends to described air outlet (12) direction, and the concave surface of described the 4th arcuate structure is towards described the 3rd through-flow fan blade (30c).
8. air conditioner room unit according to claim 7, it is characterized in that, described the second diversion division (24) comprises two deflectors, described the 3rd through-flow fan blade (30c) is between two described deflectors, and two described deflectors are described the 4th arcuate structure towards the wall of described the 3rd through-flow fan blade (30c).
9. air conditioner room unit according to claim 7, is characterized in that, described flow-guiding structure (20) also comprises: top board (21) is fixedly installed on the upper surface of described the first diversion division (23) and described the second diversion division (24); And
Base plate (22), be fixedly installed on the lower surface of described the first diversion division (23) and described the second diversion division (24);
Described the first through-flow fan blade (30a), described the second through-flow fan blade (30b) and described the 3rd through-flow fan blade (30c) are arranged between described top board (21) and described base plate (22).
10. according to the described air conditioner room unit of any one in claims 1 to 3, it is characterized in that, described air conditioner room unit also comprises the dustproof filter section (50) that described air inlet (11) is located that is arranged on.
11. according to the described air conditioner room unit of any one in claims 1 to 3, it is characterized in that, described air conditioner room unit also comprise be arranged on rotationally that described air outlet (12) locates sweep aerofoil (60).
12. according to the described air conditioner room unit of any one in claims 1 to 3, it is characterized in that, described housing (10) comprises the first panel (10a), the second panel (10b) and the 3rd panel (10c), described the first panel (10a), described the second panel (10b) and described the 3rd panel (10c) the formation triangular structure that is mutually permanently connected, described the first panel (10a), be provided with described air inlet (11) on described the second panel (10b) and described the 3rd panel (10c), described the second panel (10b) is provided with described air outlet (12) with the join domain of the 3rd panel (10c).
13. an air-conditioner, comprise air conditioner room unit and the air-conditioner outdoor unit be communicated with described air conditioner room unit, it is characterized in that, described air conditioner room unit is the described air conditioner room unit of any one in claim 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193656.0A CN103486659B (en) | 2012-06-12 | 2012-06-12 | Air conditioner indoor unit and air conditioner comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193656.0A CN103486659B (en) | 2012-06-12 | 2012-06-12 | Air conditioner indoor unit and air conditioner comprising same |
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| CN103486659A true CN103486659A (en) | 2014-01-01 |
| CN103486659B CN103486659B (en) | 2016-06-08 |
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| CN201210193656.0A Expired - Fee Related CN103486659B (en) | 2012-06-12 | 2012-06-12 | Air conditioner indoor unit and air conditioner comprising same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369671A (en) * | 2016-08-25 | 2017-02-01 | 珠海格力电器股份有限公司 | Air conditioner |
| CN112594784A (en) * | 2020-12-23 | 2021-04-02 | 青岛海尔空调器有限总公司 | Vertical air conditioner and control method thereof |
| CN112728646A (en) * | 2020-12-23 | 2021-04-30 | 青岛海尔空调器有限总公司 | Vertical air conditioner and control method thereof |
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| CN202598697U (en) * | 2012-06-12 | 2012-12-12 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner comprising same |
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| JPS53119735U (en) * | 1977-03-01 | 1978-09-22 | ||
| JPS5677632A (en) * | 1979-11-28 | 1981-06-26 | Hitachi Ltd | Air-flow deflecting device for air conditioner |
| JPH05280760A (en) * | 1992-03-30 | 1993-10-26 | Mitsubishi Heavy Ind Ltd | Air-conditioner |
| JPH08189658A (en) * | 1995-01-09 | 1996-07-23 | Daikin Ind Ltd | Air-conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369671A (en) * | 2016-08-25 | 2017-02-01 | 珠海格力电器股份有限公司 | Air conditioner |
| CN112594784A (en) * | 2020-12-23 | 2021-04-02 | 青岛海尔空调器有限总公司 | Vertical air conditioner and control method thereof |
| CN112728646A (en) * | 2020-12-23 | 2021-04-30 | 青岛海尔空调器有限总公司 | Vertical air conditioner and control method thereof |
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| Publication number | Publication date |
|---|---|
| CN103486659B (en) | 2016-06-08 |
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