CN102102928B - Refrigerator and fan component for refrigerator - Google Patents
Refrigerator and fan component for refrigerator Download PDFInfo
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- CN102102928B CN102102928B CN200910265967.1A CN200910265967A CN102102928B CN 102102928 B CN102102928 B CN 102102928B CN 200910265967 A CN200910265967 A CN 200910265967A CN 102102928 B CN102102928 B CN 102102928B
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- fan
- edge
- fan guard
- refrigerating appliance
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Abstract
The invention relates to a refrigerator (1) and a fan component (4) for a refrigerator. The refrigerator comprises a shell (2) and the fan component (4), wherein an air flow path is formed in the shell (2); the fan component (4) is positioned in the air flow path; and the fan component (4) comprises a fan (5) capable of rotating around the longitudinal axis and a fan cover (19) with fan holes (7). According to the suggestion of the invention, the fan component comprises drain devices (9 and 20) positioned nearby the lowest part of the fan cover (19) or positioned in the lowest part of the fan cover (19), and the fan cover (9) has a first guide structure (10) to guide condensed water to the drain devices (9 and 20).
Description
[technical field]
The present invention, about a kind of refrigerating appliance, relates in particular to a kind of family expenses or commercial refrigeration utensil with fan component.The invention still further relates to a kind of fan component for refrigerating appliance.
[background technology]
For forced draft flows or makes air-flow more even at storage indoor distribution towards predetermined direction, in refrigerating appliance, arrange that one or more fan is known in the art.For example, in existing air-cooled domestic refrigerator, at least one fan component is set conventionally the cold air by evaporator cools is blown into the flow path of being scheduled in storeroom to reduce the temperature in storeroom near of evaporimeter.
Owing to how much containing water vapour in cold air, when cold air is when being exposed to fan component in the gas flow paths of evaporator room and contacting, the water vapour in cold air can leave condensed water at some positions of fan component unavoidably.In addition, be formed on higher than the surperficial condensed water of fan component and also likely drop onto on fan component.Accumulate in after condensed water on fan component freezes and likely fan component is caused to damage, or make fan component operation steady not, and then noise while increasing fan component operation.
In addition, in the time that turbulence appears in fan component operation, the noise of refrigerating appliance also can increase.The noise that how to reduce fan component is one of common problem of facing of those skilled in the art.
[summary of the invention]
One object of the present invention is to provide a kind of refrigerating appliance and the fan component for refrigerating appliance, thereby likely greatly reduces the condensed water accumulating on fan component.
Therefore, an aspect of of the present present invention, about a kind of refrigerating appliance, comprising: housing, has gas flow paths in it; And being positioned at the fan component of described gas flow paths, wherein said fan component can and have the fan guard of fan hole round the fan of longitudinal axis rotation; It is characterized in that, comprise near the drainage arrangement that is positioned at the lowest part of described fan guard or is positioned at the lowest part of stating fan guard, described fan guard has the first guiding structural so that condensed water is guided to described drainage arrangement.
With this, the condensed water being positioned on fan guard can be guided to lowest part by the first guiding structural, and by be positioned near lowest part or be positioned at drainage arrangement on lowest part and by condensed water from fan guard row from, this is avoided condensed water accumulate on fan guard and freeze effectively.
Other separately or be combined with other features and the feature that is considered to characteristic of the present invention will be set forth in additional below claim.
A preferred embodiment according to the present invention, described fan guard has the first edge, and described lowest part comprises described the first edge.The edge that lowest part is arranged on to fan guard is beneficial to the setting of the first guiding structural and drainage arrangement especially, thereby the first guiding structural and drainage arrangement likely form with comparatively simple structure.
The a particularly preferred embodiment according to the present invention, described fan guard comprises second edge relative with described the first edge, described the second edge is in the vertical higher than described the first edge, and wherein said the first guiding structural extends towards described drainage arrangement from described the second edge.This is particularly conducive to the setting of the first guiding structural.
The a particularly preferred embodiment according to the present invention, described drainage arrangement comprises that at least one fluid is communicated with the passage of the above and below of described fan guard.With this, condensed water can flow to from the top of fan guard below.
A preferred embodiment according to the present invention, described at least one passage comprises the gap between the inwall that is formed on the lowest part of described fan guard and limits described gas flow paths.
A preferred embodiment according to the present invention, described at least one passage comprises and is formed on described lowest part or is positioned near the through hole described lowest part.
A preferred embodiment according to the present invention, described at least one passage comprises the path that is positioned at the inwall that limits described gas flow paths.
A preferred embodiment according to the present invention, the width of described passage between 0.8～2 millimeter, for example 1 millimeter.So little gap can ensure that air-flow passes fan guard via fan hole substantially, and can not pass fan guard from passage, thereby can not affect under the prerequisite of gas flow paths, and condensed water is arranged from fan guard.
A preferred embodiment according to the present invention, described the first guiding structural comprises first guide ramp downward-sloping towards described drainage arrangement.Thereby the first guiding structural can simple especially structure form.
Particularly preferably, described the first guide ramp is formed by least most of region of described fan guard, and the whole upper surface of for example fan guard has formed the first guide ramp.Large-area the first guide ramp reduces greatly has even avoided remaining in the condensed water on fan guard.
The a particularly preferred embodiment according to the present invention, the angle of described the first guide ramp relative level face between 5-15 degree, for example, is 10 degree.
A preferred embodiment according to the present invention, described fan guard comprises the neck limit around described fan hole, the blade of described fan does not upwards exceed the end edge on described neck limit.With this, the pipeline that air-flow can be made up of neck limit is guided mobile better, and then has reduced significantly turbulent flow, and then reduces significantly the noise of fan component.In addition, when neck limit is while upwards extending, neck limit also can prevent that condensed water from entering fan hole.
A preferred embodiment according to the present invention, along the guiding direction of described the first guiding structural, described neck limit has different longitudinal height.
A preferred embodiment according to the present invention, in the guiding direction of described the first guiding structural, the closer to described drainage arrangement, the longitudinal length on described neck limit is larger.
A preferred embodiment according to the present invention, the angle forming between the angle forming between the end edge place plane on described neck limit and described fan hole place plane and described fan hole place plane and horizontal plane equates.
According to the present invention, a preferred embodiment, comprises heat exchanger, the setting associated with this heat exchanger of described fan component.
Another aspect of the present invention is about a kind of fan component for refrigerating appliance.Fan component comprises: can be around fan and the fan guard of longitudinal axis rotation, and described fan guard has the first edge and second edge relative with described the first edge; It is characterized in that, described the first and second edges in the vertical on different height and between described the first and second edges, form guiding structural with guiding condensed water leave described fan guard.
A preferred embodiment according to the present invention, described guiding structural comprises from described the second edge to the first downward-sloping guide ramp of described the first edge.
A preferred embodiment according to the present invention, described fan guard comprises the neck limit around described fan hole, the blade of described fan does not upwards exceed the end edge on described neck limit.
A preferred embodiment according to the present invention, along the guiding direction of described guiding structural, described neck limit has different longitudinal lengths.
A preferred embodiment according to the present invention, in described guiding direction, the closer to described the first edge, the longitudinal length on described neck limit is larger.
Another aspect of the present invention is about a kind of refrigerating appliance, and it comprises the fan component as described in above any one.Particularly preferably, refrigerating appliance comprises near the drainage arrangement being positioned at described the first edge or described the first edge.
Another aspect of the present invention is about a kind of fan component for refrigerating appliance.Fan component comprise fan and and for driving the motor module of described fan, described motor module is positioned at described fan below, it is characterized in that, described motor module comprises that the guiding structural being arranged on its roof leaves described roof with guiding condensed water.
By this way, on the roof of motor module, gathering condensed water icing phenomenon can avoid.
A preferred embodiment according to the present invention, described guiding structural comprises guide ramp.
A preferred embodiment according to the present invention, described guide ramp is downward-sloping to periphery from the central area of described roof.
Another aspect of the present invention is about a kind of refrigerating appliance that comprises fan component described in above any one.
Structure of the present invention and its other goals of the invention and beneficial effect will be in conjunction with the drawings and description of preferred embodiments and more becoming apparent.
[brief description of the drawings]
As a part for description and in order to a further understanding of the present invention to be provided, the following drawings diagram the specific embodiment of the present invention, and be used for illustrating principle of the present invention together with description.Wherein,
Fig. 1 is the show in schematic partial sections of refrigerating appliance in accordance with a preferred embodiment of the present invention.
Fig. 2 is the enlarged drawing of A part in Fig. 1.
Fig. 3 is the schematic perspective view of fan component in accordance with a preferred embodiment of the present invention.
[detailed description of the invention]
Please refer to Fig. 1, refrigerating appliance 1 comprises heat insulation housing 2.Housing 2 limit at least one heat insulation between chamber 21 with article such as stored foods.
Refrigerating appliance 1 has the evaporation refrigeration system that forms closed loop.Refrigeration system at least comprises compressor (not shown), condenser (not shown), throttling arrangement (not shown) and evaporimeter (not shown).In view of this refrigeration system is known technology in the prior art, therefore omits it is further described.
Between be provided with air duct cover board 22 and the rear portion of a chamber 21 be divided into cool room 23 in chamber 21.Evaporimeter is arranged in cool room 23.
Air duct cover board 22 is provided with some air inlets 24.Entered in the region in order to stored goods of a chamber 21 by these air inlets by the cold air of evaporator cools.Air inlet 24 is positioned at the upper area of cool room 23, for example, be positioned at the top of evaporimeter.
On air duct cover board 22, be also provided with at least one air outlet (not shown), the gas (temperature is higher) of air duct cover board 22 front region enters in cool room 23 by air outlet.Air outlet is usually located at the lower area of cool room 23, for example, be positioned at the below of evaporimeter.
In cool room 23, be provided with fan component 4, with the gas in forced refrigeration chamber 23 along predetermined flow path.In the present embodiment, fan component 4 is between air inlet 24 and evaporimeter.Thereby, upwards flow under the effect of fan component 4 near cold air evaporimeter and leave cool room 23 by air inlet 24.
Please refer to Fig. 1 and Fig. 3, fan component 4 comprise there is the fan 5 of some blades, for the motor module 14 of drive fan 5 and for the support 6 of fan attachment 5 and motor module 14.In the present embodiment, fan 5 is aerofoil fan.
Fan component 4 by approximate horizontal be arranged in cool room 23.Specifically, the rotating shaft 25 of fan 5 extends in the vertical perpendicular to horizontal plane ground.
Support 6 comprises laterally extending fan guard 19.With respect to fan guard 19, the gas flow paths in cool room 23 is divided into the current downflow path that is positioned at the upper flow path of fan guard 19 tops and is positioned at fan guard 19 belows.In the present embodiment, fan guard 19 is made up of the roof of support 6.
Support 6 comprises multiple installation ribs 28,28 '.Rib 28,28 ' is installed to be connected with fan guard 19 and extending longitudinally.Rib 28 is installed and is provided with fixing hole (not indicating), be fixed on rear wall 26 by retaining elements such as screws.
Rib 28 ' is installed and is had installing hole 29, the hook portion 30 of coming from air duct cover board 22 projections is fixed on support 6 air duct cover board 22 through installing hole 29.
Fan guard 19 is provided with fan hole 7.Current downflow path and upper flow path are communicated with by fan hole 7 fluids, thus gas from current downflow path, fan hole 7, flow path enter air inlet 24.
Between the inwall of support 6 and cool room 23, keep minimum distance or sealing, to avoid the passage of gas outside fan hole 7 to enter flow path.In the present embodiment, the rear wall of support 6 and cool room 23 26, two sidewalls (not indicating) directly contact and seal, and antetheca is the gap that keeps very small between air duct cover board 22.
As shown in Figure 2, between the first edge 8 of fan guard 19 and air duct cover board 22, there is gap 9.Gap 9 fluids are communicated with upper and lower flow path, but because it is very narrow, gas enters flow path from a point fan hole 7 substantially.The width in gap 9 preferably between 0.8～2 millimeter, for example 1 millimeter.
For fear of gather condensed water on fan guard 19, fan guard 19 is provided with the first guiding structural 10 in order to condensed water guiding is left to fan guard 19.In the present embodiment, as shown in Figure 1, the first guiding structural 10 is by forming from the first guide ramp that extends to the first edge 8 near the second edge 13 of rear wall 26.Preferably, the angle (A) of the first guide ramp relative level face is between 5-15 degree, and for example 10 spend.Correspondingly, the angle between fan guard 19 and the rotating shaft 25 of fan 5 is less than 90 degree, between 75-85 degree, and for example 80 degree.
As shown in Figure 1, the second edge 13 is in the vertical higher than the first edge 8.The first edge 8 forms the lowest part of fan guard 19.Therefore the condensed water, being positioned on fan guard 19 flows towards the first edge 8 in the first guide ramp.Near the first edge 8, some condensed water is via leaving fan guard 19 near the through hole 20 that rib 28 ' is installed, and most of condensed water leaves fan guard 19 by the gap 9 between the first edge 8 and air duct cover board 22.
In this embodiment, gap 9 and be positioned near the first edge 8, drainage arrangement that the through hole 20 that penetrates fan guard 19 has formed fan component 5.Should be appreciated that the present invention should not be limited to this.In an alternative embodiment, drainage arrangement also can be formed by a kind of mode in gap 9 and through hole 20.
In another embodiment, drainage arrangement also can be formed by the path of the inwall that is positioned at cool room 23.For example, form a path on fan cover plate 22, the end of guiding structural is connected and condensed water is flowed in such path with the entrance of path.Path comprises the outlet that is positioned at fan guard 19 belows, is exposed to cool room 23, thereby the condensed water entering from its entrance can be through entering the bottom of cool room 23 by outlet.
Should be appreciated that drainage arrangement can and be arranged in the path of inwall the inside of cool room 23 a kind of form or any combination forms by near the through hole 20 gap 9, the first edge 8 between the first edge 8 and the inwall of cool room 23.
In above embodiment, the first guiding structural 10 is that condensed water is guided from back to front.Should be appreciated that the present invention should not be limited to this.In an alternative embodiment, the first guiding structural 10 also can be arranged to water to guide from front to back (now the first guiding structural 10 can by forming from the first edge 8 to the second downward-sloping guide ramp in edge 13), or is arranged to water from the central area of fan guard 19 for example, to neighboring area guiding (fan guard 19 central areas are high, neighboring area is low).Obviously, drainage arrangement can be adjusted according to the setting of the first guiding structural, so that water is directed to drainage arrangement and leaves fan guard 19 by the first guiding structural.
Motor module 14 is positioned at the below of fan guard 19, is connected with fan 5 by rotating shaft 25.Motor module 14 comprises the motor (not shown) being rotated for drive fan 5.Preferably, motor is sealed by electric machine casing (not shown).
Motor module 14 comprises the roof 17 roughly extending in the horizontal.Gather on roof 17 for fear of condensed water, a preferred embodiment according to the present invention, roof 17 is provided with the second guiding structural 15 and leaves roof 17 with guiding condensed water.
In the present embodiment, the second guiding structural 15 is also to be formed by the mode on inclined-plane.Particularly, the second guiding structural 15 is made up of to the second downward-sloping guide ramp of fringe region the central area from roof 17.Preferably, the second inclined-plane has bending shape.
Should be appreciated that the second guiding structural 15 also can be made up of other form.For example, form from the inclined-plane of the relative lopsidedness of a side direction of roof 17.
As shown in figures 1 and 3, support 6 comprises the neck limit 18 around fan hole 7.Neck limit 18 is connected in the edge of fan hole 7 and upwards extends.
In the present embodiment, fan 5 is enclosed in the pipeline that surrounds of neck limit 18, the length on neck limit 18 is arranged the end edge 31 (in the present embodiment, the end edge 31 on neck limit 18 is for ora terminalis on it) of leading limit 18 so that the blade of fan 5 is not exceeded in the direction along rotating shaft 25 like this.The blade of fan 5 is preferably positioned at end edge 31 belows on neck limit 18.
Preferably, neck limit 18 has tubulose.Neck limit 18 is roughly parallel to the rotating shaft 25 of fan 5.Neck limit 18 preferably and fan guard 19 is one-body molded makes.
Thereby the blade of fan 5 is housed in the pipeline that forms of neck limit 18, air-flow can be guided better, and this greatly reduces the disorderly phenomenon of gas, and then significantly reduces noise.The noise producing due to fan component 4 is conventionally by air-flow and pass to vibration around from fan component 4 and determine, and for refrigerating appliance 1, the noise that fan component 4 produces is mainly determined by air-flow, therefore, in the case of the noise of air-flow is significantly reduced, the noise of fan component 4 is also lowered significantly.
In the present embodiment, in the guiding direction along the first guiding structural 15, neck limit 18 has different longitudinal length/highly.Along the guiding direction of the first guiding structural 15, the length of neck limit 18 in rotating shaft 25 directions of fan 5 increases gradually, and, the closer to end and the drainage arrangement of the first guiding structural 15, the longitudinal length on neck limit 18 is larger.
Although fan hole 7 makes the lengthwise position at the edge part of drainage arrangement (particularly near) of fan hole 7 reduce because of the setting of guiding structural 15 and relative level face angulation, and then make some blades of fan 5 extend beyond fan hole 7, but the shape raising gradually in the guiding direction of the first guiding structural 15 round the neck limit 18 of fan hole 7 has compensated fan hole 7 and tilted and the height that reduces in the guiding direction of the first guiding structural 15, thereby fan 5 is enclosed in the air channel that neck limit 18 surrounds well.
In the present embodiment, the end edge 31 on neck limit 18 is positioned at same plane.Preferably, the end edge 31 on neck limit 18 is located in the same horizontal plane, thereby end edge 31 place planes are perpendicular to the rotating shaft 25 of fan 5.
The angle forming between the end edge 31 place planes on neck limit 18 and fan hole 7 place planes is substantially equal to the angle forming between fan hole 7 place planes and horizontal plane.Thereby the angle sum between the angle between end edge 31 place planes and fan hole 7 and fan hole 7 and the rotating shaft 25 of fan 5 equals 90 degree.
Be to be understood that, in the time that fan hole 7 is parallel to horizontal plane, 18, limit of neck can have identical longitudinal length, as long as such length makes the blade of fan 5 be positioned at the pipeline that neck limit 18 forms, and is positioned at the end below of leading limit 18 or the end that does not extend beyond neck limit 18.
Claims (21)
1. a refrigerating appliance (1), comprising:
Housing (2), has gas flow paths in it; And
Be positioned at the fan component (4) of described gas flow paths, wherein said fan component (4) comprises the fan (5) that can rotate round longitudinal axis and the fan guard (19) with fan hole (7);
Comprise near the drainage arrangement (9 that is positioned at the lowest part of described fan guard (19) or is positioned at the lowest part of described fan guard (19), 20), described fan guard (19) has the first guiding structural (10) so that condensed water is guided to described drainage arrangement (9, 20), described fan guard (19) has the first edge (8), described lowest part comprises described the first edge (8), it is characterized in that, described fan guard (19) comprises second edge (13) relative with described the first edge (8), described the second edge (13) is in the vertical higher than described the first edge (8), wherein said the first guiding structural (10) is from described the second edge (13) towards described drainage arrangement (9, 20) extend.
2. refrigerating appliance as claimed in claim 1 (1), is characterized in that, described drainage arrangement (9,20) comprises that at least one fluid is communicated with the passage of the above and below of described fan guard (19).
3. refrigerating appliance as claimed in claim 2 (1), it is characterized in that, described at least one passage comprises the gap (9) between the inwall (22) that is formed on the lowest part of described fan guard (19) and limits described gas flow paths (3).
4. refrigerating appliance as claimed in claim 3 (1), is characterized in that, described at least one passage comprises and is formed on described lowest part or is positioned near the through hole (20) described lowest part.
5. refrigerating appliance as claimed in claim 4 (1), is characterized in that, described at least one passage comprises the path that is positioned at the inwall (22) that limits described gas flow paths (3).
6. refrigerating appliance as claimed in claim 4 (1), is characterized in that, the width of described at least one passage is between 0.8～2 millimeter.
7. refrigerating appliance as claimed in claim 1 (1), is characterized in that, described the first guiding structural (10) comprises first guide ramp downward-sloping towards described drainage arrangement (9,20).
8. refrigerating appliance as claimed in claim 7 (1), is characterized in that, described the first guide ramp is formed by least most of region of described fan guard (19).
9. refrigerating appliance as claimed in claim 7 or 8, is characterized in that, the angle (A) of described the first guide ramp relative level face is between 5-15 degree.
10. refrigerating appliance as claimed in claim 1 (1), it is characterized in that, described fan guard (19) comprises the neck limit (18) around described fan hole (7), and the blade of described fan (5) does not exceed the end edge (31) on described neck limit (18).
11. refrigerating appliances as claimed in claim 10 (1), is characterized in that, along the guiding direction of described the first guiding structural (10), described neck limit (18) has different longitudinal height.
12. refrigerating appliances (1) as described in claim 10 or 11, it is characterized in that, in the guiding direction of described the first guiding structural (10), the closer to described drainage arrangement (9,20), the longitudinal length of described neck limit (18) is larger.
13. refrigerating appliances as claimed in claim 12 (1), it is characterized in that, the angle forming between the angle forming between end edge (31) the place plane on described neck limit (18) and described fan hole (7) place plane and described fan hole (7) place plane and horizontal plane equates.
14. refrigerating appliances as claimed in claim 1 (1), is characterized in that, comprise heat exchanger, described fan component (4) setting associated with this heat exchanger.
15. 1 kinds of fan components for refrigerating appliance (1) (4), comprise: can be around fan (5) and the fan guard (19) of longitudinal axis rotation, described fan guard (19) has the first edge (8) and second edge (13) relative with described the first edge (8); It is characterized in that, described the first and second edges (8,13) in the vertical on different height and form guiding structural (10) leave described fan guard (19) to guide condensed water between described the first and second edges (8,13).
16. fan components as claimed in claim 15 (4), is characterized in that, described guiding structural (10) comprises from described the second edge (13) to the first downward-sloping guide ramp of described the first edge (8).
17. fan components (4) as described in claim 15 or 16, it is characterized in that, (19 comprise the neck limit (18) around described fan hole (7) to described fan guard, and the blade of described fan (5) does not exceed the end edge (31) on described neck limit (18).
18. fan components as claimed in claim 17 (4), is characterized in that, along the guiding direction of described guiding structural (10), described neck limit (18) has different longitudinal lengths.
19. fan components as claimed in claim 18 (4), is characterized in that, in described guiding direction, the closer to described the first edge (8), the longitudinal length on described neck limit (18) is larger.
20. 1 kinds of refrigerating appliances (1), comprise the fan component (4) as described in any one in claim 17 to 19.
21. refrigerating appliances as claimed in claim 20 (1), is characterized in that, comprise and are positioned near the drainage arrangement (9,20) in described the first edge (8) or described the first edge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910265967.1A CN102102928B (en) | 2009-12-22 | 2009-12-22 | Refrigerator and fan component for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910265967.1A CN102102928B (en) | 2009-12-22 | 2009-12-22 | Refrigerator and fan component for refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102102928A CN102102928A (en) | 2011-06-22 |
| CN102102928B true CN102102928B (en) | 2014-08-27 |
Family
ID=44155874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910265967.1A Expired - Fee Related CN102102928B (en) | 2009-12-22 | 2009-12-22 | Refrigerator and fan component for refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102102928B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900324B (en) * | 2014-03-28 | 2016-06-22 | 合肥美的电冰箱有限公司 | The air duct cover board assembly of refrigerator, the casing of refrigerator and wind cooling refrigerator |
| CN105736477B (en) * | 2014-12-08 | 2020-09-18 | 博西华电器（江苏）有限公司 | Refrigeration appliance and fan assembly for refrigeration appliance |
| CN106766559A (en) * | 2015-11-24 | 2017-05-31 | 博西华电器（江苏）有限公司 | A kind of ducting system of refrigerator and its compartment |
| KR102559749B1 (en) * | 2016-09-23 | 2023-07-27 | 삼성전자주식회사 | Blower and refrigerator having the same |
| CN113790563A (en) * | 2021-08-24 | 2021-12-14 | 长虹美菱股份有限公司 | Anti-icing wind channel and refrigerator |
-
2009
- 2009-12-22 CN CN200910265967.1A patent/CN102102928B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102102928A (en) | 2011-06-22 |
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