CN103925746A - Flooded evaporator and water-cooled air conditioning unit with same - Google Patents
Flooded evaporator and water-cooled air conditioning unit with same Download PDFInfo
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- CN103925746A CN103925746A CN201310016558.4A CN201310016558A CN103925746A CN 103925746 A CN103925746 A CN 103925746A CN 201310016558 A CN201310016558 A CN 201310016558A CN 103925746 A CN103925746 A CN 103925746A
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- flooded evaporator
- liquid barrier
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Abstract
The invention provides a flooded evaporator and a water-cooled air conditioning unit with the same. The flooded evaporator comprises a casing and dividing boards, wherein a plurality of heat exchange tube supporting boards are arranged in the casing at equal intervals by being vertical to the length direction of the casing, the dividing boards are disposed in various areas along the length direction of the casing, the areas are formed by dividing of the heat exchange tube supporting boards, and at least two divided regions are formed in each area. By means of the flooded evaporator, the dividing boards are disposed in various areas formed by dividing of the heat exchange tube supporting boards along the length direction of the casing, at least two divided regions are formed in each area, thereby, the inside of the evaporator is divided into a plurality of small regions, each region can effectively reduce swing amplitude of liquid refrigerants in swinging environment, and safety and stability of an air-conditioning system in the sway environment can be improved.
Description
Technical field
The present invention relates to air-conditioning system field, especially, relate to a kind of flooded evaporator and there is the Water-cooling type air conditioner unit of this evaporimeter.
Background technology
At present, flooded evaporator in refrigeration system is all to design according to the service condition of land, if being directly applied in boats and ships etc. waves in the environment rocking, very easily cause the liquid refrigerants of flooded evaporator inside acutely to rock, on the one hand, liquid refrigerants easily enters into compressor through the gas outlet of evaporimeter, and the safe and stable operation of compressor is caused to serious threat; On the other hand, liquid refrigerants rocks to a direction, and most of heat exchanger tube is not flooded by liquid refrigerants, greatly reduce the heat exchange area of evaporimeter, but also it is violent to cause liquid refrigerant temperature to change, steam unit is difficult to stable, and to steam unit, security also has very large harm.
In prior art, for fear of flooded evaporator, for the unstability under environment peculiar to vessel, most marine air conditioner devices have all been selected use dry evaporator, but dry evaporator aspect heat exchange efficiency and efficiency far away not as good as flooded evaporator.Meanwhile, for large-size air conditioning equipment, if use dry evaporator will make that unit volume is huge, weight is very heavy, it will be a very disadvantageous selection that this equipment requires harsh ship for one concerning space and load-carrying.
Therefore, be necessary to provide a kind of and can be suitable for the flooded evaporator that boats and ships etc. rock the environment of swing.
Summary of the invention
The object of the invention is the Water-cooling type air conditioner unit that a kind of flooded evaporator is provided and has this evaporimeter, to solve existing flooded evaporator, in boats and ships etc., waves in environment because liquid refrigerants acutely rocks the technical problem that causes the safety and stability performance of air-conditioning system to decline.
For achieving the above object, according to an aspect of the present invention, provide a kind of flooded evaporator, comprised housing, in housing, be provided with: a plurality of heat exchange tube supporting plates, have vertically equidistantly arranged with the length direction of housing; Demarcation strip, is arranged in each section being divided into by heat exchange tube supporting plate along the length direction of housing, so that each section forms between at least two marker spaces.
Further, on heat exchange tube supporting plate and demarcation strip, be provided with a plurality of through holes that are evenly arranged.
Further, housing bottom is also provided with inlet, between inlet and heat exchange tube supporting plate and demarcation strip, is provided with liquid-distributing plate, is provided with equably a plurality of through holes on liquid-distributing plate.
Further, liquid-distributing plate comprises: front liquid-distributing plate, and lower surface is vertical with the axis of inlet; Side liquid-distributing plate, be arranged on symmetrically the both sides of front liquid-distributing plate and respectively along housing radially or tangential tilt extend to the inwall of housing and be connected.
Further, flooded evaporator provided by the invention, also comprises: gas outlet, is arranged on the top of housing; In housing, be provided with the ventilative liquid barrier relative with gas outlet, the ventilative side of liquid barrier and the inwall of housing are connected and are positioned at the air chamber of ventilative liquid barrier top and are positioned at the gas-liquid mixed chamber below ventilative liquid barrier to form, and the cross section of ventilative liquid barrier be take the axis of gas outlet and is symmetry shape as axle.
Further, ventilative liquid barrier comprises: main liquid barrier, and the axis of upper surface and gas outlet is perpendicular; Side liquid barrier, be arranged on the both sides of main liquid barrier and form the exhaust space higher than main liquid barrier respectively and between the inwall of housing, gas-liquid mixed chamber comprises exhaust space and lower than the gaseous coolant rising space of main liquid barrier, is provided with ventilative breach and/or air-vent on side liquid barrier.
Further, be formed with ventilative breach in the outer side edges that side liquid barrier is connected with housing, the region division that side liquid barrier is positioned at both sides, gas outlet has air-vent, on main liquid barrier with gas outlet over against region division have main air-vent.
Further, be provided with along the gear liquid frame of the circumferential setting of housing on the inwall of housing, gear liquid frame is arranged on the below of ventilative liquid barrier.
Further, gear liquid frame comprises: transverse gear liquid frame, is symmetricly set on the two ends of housing; Longitudinal gear liquid frame, is arranged on the inwall of housing symmetrically along the length direction of housing, and the inside edge that longitudinally keeps off liquid frame is provided with downward-sloping backflow limit.
Further, between ventilative liquid barrier and gear liquid frame, be provided with gas-liquid separator.
Further, gas-liquid separator comprises stacked gas-liquid filter net and stainless steel cloth.
According to another aspect of the present invention, also provide a kind of Water-cooling type air conditioner unit, comprised evaporimeter, this evaporimeter is above-mentioned flooded evaporator.The present invention has following beneficial effect:
The invention provides a kind of flooded evaporator and there is the Water-cooling type air conditioner unit of this evaporimeter, this flooded evaporator comprises: housing and be arranged on a plurality of heat exchange tube supporting plates in housing, and the length direction of these heat exchange tube supporting plates and housing vertically equidistantly arranges; Demarcation strip, is arranged in each section being divided into by heat exchange tube supporting plate along the length direction of housing, so that each section forms between at least two marker spaces.Flooded evaporator provided by the invention length direction along housing in each section being divided into by heat exchange tube supporting plate arranges demarcation strip, each section is formed between at least two marker spaces, and then evaporimeter inside is divided into a plurality of less intervals, the amplitude of fluctuation that can effectively reduce liquid refrigerants under environment can waved in each interval, improves air-conditioning system at the safety and stability rocking under environment.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing 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 is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the main TV structure schematic diagram of the preferred embodiment of the present invention;
Fig. 2 is the axle geodesic structure schematic diagram of the preferred embodiment of the present invention;
Fig. 3 is the right TV structure schematic diagram of the preferred embodiment of the present invention;
The right TV structure schematic diagram of gear liquid frame of Fig. 4 preferred embodiment of the present invention; And
Fig. 5 is the gear liquid frame plan structure schematic diagram of the preferred embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As depicted in figs. 1 and 2, one aspect of the present invention provides a kind of flooded evaporator, to overcome the defect that the safe and stable operation of aircondition is constituted a threat to of rocking of the flooded evaporator interior liquid cold-producing medium of flooded evaporator or marine air conditioner device for existing ship.This flooded evaporator comprises housing 10, and housing 10 is cylindrical shell, and two ends are all welded with tube sheet 15, and the tail end of tube sheet 15 is connected with hydroecium 17, and the inside of housing 10 is provided with heat exchanger tube, and the two ends difference expanded joint of heat exchanger tube is on the tube sheet 15 at housing 10 two ends.In housing 10, be provided with the heat exchange tube supporting plate 60 that a plurality of length directions along housing 10 vertically equidistantly arrange.General heat exchanger tube left-right layout, a chilled water left side is entered the right side and is gone out also can the right side to enter a left side and.In each section being divided into by heat exchange tube supporting plate 60, demarcation strip 90 that the length direction of one or more and housing 10 extends is set so that form between at least two marker spaces in each section, like this, just evaporimeter inside is divided between a plurality of less marker spaces, between each marker space, can wave the amplitude of fluctuation that can effectively reduce liquid refrigerants under environment, improve air-conditioning system at the safety and stability rocking under environment.
In fact, on heat exchange tube supporting plate 60 and demarcation strip 90, all can be provided with a plurality of through holes that are evenly arranged, so that liquid refrigerants is mobile.
Conventionally, on the housing 10 of flooded evaporator, be also provided with inlet 13, in order to prevent liquid spray phenomenon, the top of inlet 13 is provided with liquid-distributing plate 70, on this liquid-distributing plate 70, be provided with equably a plurality of through holes, these through holes should not be too large, in order to avoid lose the effect that prevents liquid spray.Heat exchange tube supporting plate 60 and demarcation strip 90 are all positioned at the top of liquid-distributing plate 70.
As shown in Figure 3, the concrete structure of liquid-distributing plate 70 comprises: front liquid-distributing plate 71, and lower surface is vertical with the axis of inlet 13; Side liquid-distributing plate 73, be arranged on symmetrically the both sides of front liquid-distributing plate 71 and respectively along housing 10 radially or tangential tilt extend to the inwall of housing 10 and be connected.That is to say, the top of liquid-distributing plate 70 is flat front liquid-distributing plate 71, and both sides are downward-sloping side liquid-distributing plate 73.First liquid refrigerants enters liquid-distributing plate 70 inside after entering evaporimeter, the greater room that enters liquid-distributing plate 70 tops through through hole again, this liquid-distributing plate can effectively reduce liquid refrigerants and enter the speed after evaporimeter, also can fully make liquid refrigerants enter more uniformly upper space, make full use of heat exchanger tube heat exchange area.
On housing 10, be also provided with gas outlet 11, in order to play further the ventilative effect of gear liquid, in housing 10, be provided with the ventilative liquid barrier 30 relative with gas outlet 11.The gas-liquid mixed chamber B that the ventilative periphery of liquid barrier 30 and the inwall of housing 10 are connected and are positioned at the air chamber A of ventilative liquid barrier 30 tops and are positioned at liquid barrier 30 belows of breathing freely to form, and the cross section of ventilative liquid barrier 30 be take the axis of gas outlet 11 and is symmetry shape as axle.Utilize ventilative liquid barrier 30 can prevent that the liquid refrigerants that flooded evaporator splashes when rocking state from entering into compressor through gas outlet, and, the cross section of ventilative liquid barrier 30 be take the axis of gas outlet 11 and is symmetry shape as axle, can through ventilative liquid barrier, enter gas outlet rocking under state the gas uniform that guarantees in gas-liquid mixed chamber, and liquid refrigerants rolls note to one of housing can prevent from acutely rocking time.
In fact, ventilative liquid barrier 30 can extend to along the length direction of housing 10 two ends of housing 10.Ventilative liquid barrier 30 can arrange abreast along the static liquid level of the liquid refrigerants of pre-injection, to guarantee the gaseous coolant in liquid refrigerants, can discharge equably from the Free Surface of liquid refrigerants, and, once occur acutely to rock, the ventilative liquid barrier 30 arranging like this can also limit the amplitude of rocking of liquid refrigerants to a certain extent, guaranteed that most heat exchanger tubes can be flooded by liquid refrigerants, reduce the rate of change that rocks heat exchange area under environment, the leaving water temperature of chilled water in heat exchanger tube is remained in stability range, and can carry out separated with gaseous coolant by liquid towards refrigerant, prevent that liquid refrigerants from entering into compressor through gas outlet 11.
Again as shown in Figure 2, specifically, ventilative liquid barrier 30 comprises main liquid barrier 31 and is arranged on the side liquid barrier 33 of the both sides of main liquid barrier 31, the axis of the upper surface of main liquid barrier 31 and gas outlet 11 is perpendicular, the upper surface of main liquid barrier 31 faces gas outlet 11, and the two ends of ventilative liquid barrier 30 extend to respectively the inner side of tube sheet 15 at the two ends of housing 10; In order to play, can either stop that liquid refrigerants can guarantee again the effect that liquid refrigerants is effectively discharged, main liquid barrier 31 integral body except with gas outlet 11 over against part be provided with main air-vent 31a, be closure plane.On the side liquid barrier 33 of both sides, be provided with ventilative breach 33a and air-vent 33c, and, the side liquid barrier 33 of both sides forms the exhaust space B1 higher than main liquid barrier 31 respectively and between the inwall of housing 10, lower than main liquid barrier 31, to the space between the Free Surface of liquid refrigerants, be gaseous coolant rising space B2, above-mentioned gas-liquid mixed chamber B comprises gaseous coolant rising space B2 and the exhaust space B1 of the Free Surface top that is positioned at liquid refrigerants.Ventilative breach 33a or air-vent 33c can be only set on side liquid barrier 33, also can both arrange simultaneously, when both arrange simultaneously, one side that can be connected with the inwall of housing 10 at side liquid barrier 33 arranges ventilative breach 33a, and at a plurality of air-vent 33c of region division near gas outlet 11, the efficiency of discharging through gas outlet 11 to improve gaseous coolant.The ventilative liquid barrier 30 of this full-length can prevent that liquid refrigerants from entering into compressor through the gas outlet 11 of evaporimeter on the one hand, can prevent again that on the other hand liquid refrigerants from rocking and the situation that most of heat exchanger tube is not flooded by liquid refrigerants is occurred to a direction; And, this ventilative liquid barrier can either limit by the mobile of liquid towards refrigerant, can guarantee again the gas discharge in liquid refrigerants, further that liquid refrigerants is separated with gaseous coolant, improve security and stability that the air-conditioning system with flooded evaporator is applied in boats and ships etc. wave environment.
As shown in Figure 4 and Figure 5, because liquid refrigerants is when rocking, the liquid level of edge changes the most violent, and the wave producing is maximum, on the inwall of housing 10, be provided with along the gear liquid frame 50 of the circumferential setting of housing 10, this gear liquid frame 50 is arranged on the below of ventilative liquid barrier 30.
Specifically, gear liquid frame 50 comprises transverse gear liquid frame 51 and longitudinal gear liquid frame 53, and transverse gear liquid frame 51 is symmetricly set on the two ends of housing 10; Longitudinally gear liquid frame 53 is arranged on the inwall of housing 10 symmetrically along the length direction of housing 10.Transverse gear liquid frame 51 and longitudinally gear liquid frame 53 can be an integral body, also can be Split type structure, when both are Split type structure, two transverse gear liquid frames 51 and two longitudinal gear liquid frames 53 again can be in same planes, also can be in different planes, and both can also adopt different materials.Longitudinally the inside edge of gear liquid frame 53 is provided with downward-sloping backflow limit 55.Backflow limit 55 and the longitudinally angle between gear liquid frame 53 can be set to 135 °.When liquid refrigerants rocks gear liquid frame 50, frame can effectively stop the further rising of liquid level, meanwhile, the backflow limit 55 that longitudinally keeps off liquid frame 53 can be waved (45 ° of rolling) bootable liquid refrigerants rocking up under environment and turns back to evaporimeter bottom along this limit worst.
Again as depicted in figs. 1 and 2, in order further to play liquid, the object of gas separation, between ventilative liquid barrier 30 and gear liquid frame 50, be provided with gas-liquid separator 40, this gas-liquid separator 40 comprises stacked gas-liquid filter net and stainless steel cloth, gas-liquid filter net and stainless steel cloth can be spliced to form by polylith respectively, and then be welded on the tube sheet 15 at housing 10 inwalls and housing 10 two ends, evaporimeter lower liquid refrigerant space is effectively separated with gaseous coolant space, top, guarantee that all gaseous coolants that enter compressor air suction pipeline are all by gas-liquid filteration net filtration, further guarantee in compressor air suction not containing liquid refrigerants.In fact, the composition that gear liquid frame 50, gas-liquid separator 40 and ventilative liquid barrier 30 are progressive gas-liquid separation barrier, first gear liquid frame 50 controls the shaking amplitude of the liquid refrigerants that rocks out from bottom lattice space, next gas-liquid separator 40 carries out gas-liquid separation to entering the refrigerant of suction line, guarantee that gaseous state is effectively separated with liquid refrigerant, ventilative liquid barrier 30 is the last barriers that enter the refrigerant of suction line, and liquid refrigerants remaining in gaseous coolant is further carried out to reduction of speed separation.
Comprehensive Control through above-mentioned several parts, the liquid level that the liquid coolant of flooded evaporator inside waves under environment in inclination will be effectively controlled, gaseous coolant will be effectively more separated with liquid refrigerants, and then can guarantee the safe and stable operation of air-conditioning system.
Another aspect of the present invention also provides a kind of Water-cooling type air conditioner unit, and this air-conditioning unit has evaporimeter, and this evaporimeter is above-mentioned flooded evaporator.
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 (12)
1. a flooded evaporator, comprises housing (10), it is characterized in that, described housing is provided with in (10):
A plurality of heat exchange tube supporting plates (60), vertically equidistantly arrange with the length direction of described housing (10);
Demarcation strip (90), is arranged in each section being divided into by described heat exchange tube supporting plate (60) along the length direction of described housing (10), so that section forms between at least two marker spaces described in each.
2. flooded evaporator according to claim 1, is characterized in that, on described heat exchange tube supporting plate (60) and described demarcation strip (90), is provided with a plurality of through holes that are evenly arranged.
3. flooded evaporator according to claim 2, it is characterized in that, described housing (10) bottom is also provided with inlet (13), between described inlet (13) and described heat exchange tube supporting plate (60) and described demarcation strip (90), be provided with liquid-distributing plate (70), described liquid-distributing plate is provided with a plurality of through holes on (70) equably.
4. flooded evaporator according to claim 3, is characterized in that, described liquid-distributing plate (70) comprising:
Front liquid-distributing plate (71), lower surface is vertical with the axis of described inlet (13);
Side liquid-distributing plate (73), be arranged on symmetrically the both sides of described front liquid-distributing plate (71) and respectively along described housing (10) radially or tangential tilt extend to the inwall of described housing (10) and be connected.
5. according to the flooded evaporator described in any one in claim 1 to 4, it is characterized in that, also comprise:
Gas outlet (11), is arranged on the top of described housing (10);
In described housing (10), be provided with the ventilative liquid barrier (30) relative with described gas outlet (11), the side of described ventilative liquid barrier (30) is connected with the inwall of described housing (10) and is positioned at the air chamber (A) of described ventilative liquid barrier (30) top and is positioned at the gas-liquid mixed chamber (B) below described ventilative liquid barrier (30) to form, and the cross section of described ventilative liquid barrier (30) be take the axis of described gas outlet (11) and is symmetry shape as axle.
6. flooded evaporator according to claim 5, is characterized in that, described ventilative liquid barrier (30) comprising:
Main liquid barrier (31), the axis of upper surface and described gas outlet (11) is perpendicular;
Side liquid barrier (33), be arranged on the both sides of described main liquid barrier (31) and form the exhaust space (B1) higher than described main liquid barrier (31) respectively and between the inwall of described housing (10), described gas-liquid mixed chamber (B) comprises described exhaust space (B1) and lower than the gaseous coolant rising space (B2) of described main liquid barrier (31), is provided with ventilative breach (33a) and/or air-vent (33c) on described side liquid barrier (33).
7. flooded evaporator according to claim 6, it is characterized in that, in the outer side edges that described side liquid barrier (33) is connected with described housing (10), be formed with described ventilative breach (33a), the region division that described side liquid barrier (33) is positioned at both sides, described gas outlet (11) has described air-vent (33c), described main liquid barrier (31) upper with described gas outlet (11) over against region division have main air-vent (31a).
8. flooded evaporator according to claim 5, it is characterized in that, on the inwall of described housing (10), be provided with along the gear liquid frame (50) of the circumferential setting of described housing (10), described gear liquid frame (50) is arranged on the below of described ventilative liquid barrier (30).
9. flooded evaporator according to claim 8, is characterized in that, described gear liquid frame (50) comprising:
Transverse gear liquid frame (51), is symmetricly set on the two ends of described housing (10);
Longitudinal gear liquid frame (53), is arranged on the inwall of described housing (10) symmetrically along the length direction of described housing (10), and the inside edge of described longitudinal gear liquid frame (53) is provided with downward-sloping backflow limit (55).
10. flooded evaporator according to claim 8, is characterized in that, between described ventilative liquid barrier (30) and described gear liquid frame (50), is provided with gas-liquid separator (40).
11. flooded evaporators according to claim 10, is characterized in that, described gas-liquid separator (40) comprises stacked gas-liquid filter net and stainless steel cloth.
12. 1 kinds of Water-cooling type air conditioner units, comprise evaporimeter, it is characterized in that, described evaporimeter is the flooded evaporator described in any one in claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310016558.4A CN103925746B (en) | 2013-01-16 | 2013-01-16 | Flooded evaporator and there is the Water-cooling type air conditioner unit of this evaporimeter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310016558.4A CN103925746B (en) | 2013-01-16 | 2013-01-16 | Flooded evaporator and there is the Water-cooling type air conditioner unit of this evaporimeter |
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| CN103925746A true CN103925746A (en) | 2014-07-16 |
| CN103925746B CN103925746B (en) | 2016-08-24 |
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| CN201310016558.4A Active CN103925746B (en) | 2013-01-16 | 2013-01-16 | Flooded evaporator and there is the Water-cooling type air conditioner unit of this evaporimeter |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654675A (en) * | 2015-02-10 | 2015-05-27 | 珠海格力电器股份有限公司 | Flooded evaporator and air conditioning unit |
| CN104896803A (en) * | 2015-06-24 | 2015-09-09 | 台州龙江化工机械科技有限公司 | Multi-system flooded evaporator |
| CN106595104A (en) * | 2016-12-27 | 2017-04-26 | 浙江青风环境股份有限公司 | Magnetic suspension water chilling unit and control method thereof |
| CN108562070A (en) * | 2018-05-29 | 2018-09-21 | 冰轮环境技术股份有限公司 | Flooded evaporator gas averaging board |
| CN110966809A (en) * | 2019-12-20 | 2020-04-07 | 重庆美的通用制冷设备有限公司 | Heat exchange device and air conditioning equipment |
| CN112577221A (en) * | 2019-09-27 | 2021-03-30 | 开利公司 | Evaporator and liquid blocking device thereof |
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| CN102052803A (en) * | 2010-12-13 | 2011-05-11 | 上海环球制冷设备有限公司 | Integrated condensing flooded evaporator device and using method thereof |
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| CN203024508U (en) * | 2013-01-16 | 2013-06-26 | 珠海格力电器股份有限公司 | Flooded evaporator and water-cooled air conditioning unit with evaporator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654675A (en) * | 2015-02-10 | 2015-05-27 | 珠海格力电器股份有限公司 | Flooded evaporator and air conditioning unit |
| CN104896803A (en) * | 2015-06-24 | 2015-09-09 | 台州龙江化工机械科技有限公司 | Multi-system flooded evaporator |
| CN106595104A (en) * | 2016-12-27 | 2017-04-26 | 浙江青风环境股份有限公司 | Magnetic suspension water chilling unit and control method thereof |
| CN108562070A (en) * | 2018-05-29 | 2018-09-21 | 冰轮环境技术股份有限公司 | Flooded evaporator gas averaging board |
| CN112577221A (en) * | 2019-09-27 | 2021-03-30 | 开利公司 | Evaporator and liquid blocking device thereof |
| CN110966809A (en) * | 2019-12-20 | 2020-04-07 | 重庆美的通用制冷设备有限公司 | Heat exchange device and air conditioning equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103925746B (en) | 2016-08-24 |
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