CN105258363B - A kind of back of pipeline fold-type solar energy heat collector - Google Patents
A kind of back of pipeline fold-type solar energy heat collector Download PDFInfo
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- CN105258363B CN105258363B CN201510683313.6A CN201510683313A CN105258363B CN 105258363 B CN105258363 B CN 105258363B CN 201510683313 A CN201510683313 A CN 201510683313A CN 105258363 B CN105258363 B CN 105258363B
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- heat storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
The invention discloses a kind of back of pipeline fold-type solar energy heat collectors, the present apparatus includes shell (11), the heat storage (10) constituted equipped with stacked structure in shell (11), an at least inflection type heat exchange pipeline (21) is equipped in heat storage (10), the both ends of inflection type heat exchange pipeline (21) are connected with the inlet duct (2) and outlet conduit (8) for being pierced by shell (11) respectively.The present invention is using heat storage as solar energy cavity absorber, and heat absorbing conduit characteristics of compact layout, single tube heat exchange area is big, and it is unstable to efficiently solve the problems, such as that solar heat exports, and improves the parameter of output working medium；And the heat storage of heat collector is used into stacked structure, it can be directed to user demand flexible design stacking number, to adapt to the demand of different capacity heat collector.Meanwhile the configuration of the present invention is simple, significant effect, suitable for promoting the use of.
Description
Technical field
The invention belongs to solar energy utilization technique field more particularly to a kind of back of pipeline fold-type solar energy heat collectors.
Background technology
Solar energy has cleaning, environmental protection, continues, permanent advantage, become people and answer as a kind of reproducible new energy
One of important selection to energy shortage, climate change and energy-saving and emission-reduction also becomes me increasingly by the strong interest of common people
The important directions of the current energy development of state, but since solar energy has the characteristics that energy density is low, unstability, solar energy
The efficient stable operation of heat utilization system still faces problems.In order to ensure the stability and peace of solar energy heat utilization system
Extra solar heat is stored by hold over system, again releases accumulation of heat in no sunshine or sunshine deficiency by Quan Xing
It releases, is a kind of common settling mode.
The hold over system of current this kind of solar energy is usually to be detached with heat collector, between be connected with heat transfer circuit
It connects, causes the problem that resistance is big, thermal losses is serious.And by solar heat-storing device and the combined storage of heat collector
Hot collector structure is compact, is a kind of effective solution mode, but due to the limitation of size, using single straight tube heat exchange length
Deficiency, heat exchange area is too small, and the working medium quality heated is relatively low, and metallic conduit can also be made with accumulation of heat isolator CTE difference
At larger stress, the safety and stability of operation is influenced.
Therefore, solar heat-collection and heat-accumulation integrated heat collector reduces thermal (temperature difference) stress in optimization pipeline structure, realizes collection hot charging
It sets stable, safe operation etc. and also has the space further improved.
Invention content
The purpose of the present invention is to overcome the above shortcomings, proposes a kind of back of pipeline fold-type solar energy heat collector, to improve
Solar energy heating efficiency.
To achieve the above object, the present invention uses following technical scheme：
A kind of back of pipeline fold-type solar energy heat collector, the present apparatus include shell, it is characterised in that：It is equipped with and stacks in shell
The heat storage that structure is constituted is equipped with an at least inflection type heat exchange pipeline, the both ends point of inflection type heat exchange pipeline in heat storage
It is not connected with the inlet duct and outlet conduit for being pierced by shell.
Further, the heat storage is tubbiness, and interior hollow region constitutes heat-absorbing chamber；Opening is equipped with quartz window
Mouthful.
Further, the heat storage includes at least one odd-level heat storage and at least one idol that alternate cycles stack
Several layers of heat storage, the odd-level heat storage and even level heat storage are cylindrical, and interior hollow region constitutes heat-absorbing chamber；Also
Including the top layer heat storage being stacked at the top of heat storage, the top layer heat storage is cylindrical, and covers the top of heat-absorbing chamber, enables
Heat storage constitutes lower ending opening, inversion tubbiness.
Further, inflection type heat exchange pipeline includes at least one vertical section and at least one horizontal segment.
Further, it is respectively equipped on odd-level heat storage, even level heat storage and top layer heat storage and to be passed through for vertical section
Corresponding through-hole, the through-hole are fitted closely with vertical section.
Further, the horizontal segment is correspondingly arranged at the contact surface between adjacent odd layer heat storage and even level heat storage
At place and/or the lower surface of top layer heat storage.
Further, it is correspondingly provided with respectively for level on the odd-level heat storage, even level heat storage and top layer heat storage
The shallow curved channel that section passes through, the shallow curved channel are fitted closely with corresponding horizontal segment.
Further, it is correspondingly provided with respectively on the odd-level heat storage and/or even level heat storage and/or top layer heat storage
For the deep curved channel that horizontal segment passes through, certain interval is equipped between the depth curved channel and horizontal segment.
Further, the vertical section is the straight tube that axis extends along vertical line.
Further, the horizontal segment be axis along the horizontal plane in linearly extended straight tube or axis along the horizontal plane in
The curved pipe that camber line extends.
Further, the downside relative axis symmetry arrangement of shell has more root entry pipelines, each inlet duct to stretch into shell
One end is connected with corresponding inflection type heat exchange pipeline respectively, and the other end is respectively connected with logical with same inlet manifold.
Further, the upside relative axis symmetry arrangement of shell has more outlet conduits, each outlet conduit to stretch into shell
One end is connected with corresponding inflection type heat exchange pipeline respectively, and the other end is respectively connected with logical with same outlet collection pipe.
Further, the heat storage is made of graphite material, and inner wall is coated with coating for selective absorption；Heat storage with it is outer
Insulating layer is equipped between shell；The shell is made of aluminum alloy material.
Compared with prior art, the present invention having the following advantages that：
1, the heat exchanging pipe of heat collector uses inflection type pipeline in the present invention, increases effectively the length of single heat exchange tube
Degree so that the heat exchange area of flow media increases in heat exchanger tube, effectively increases the heat exchange efficiency of heat collector；
2, the heat storage of heat collector uses stacked structure in the present invention, can be directed to user demand flexible design stack layer
Number, to adapt to the demand of different capacity heat collector；
3, setting has the deep curved channel of certain interval with pipeline on heat storage in the present invention, enables heat storage and pipeline
Between there are expansion gaps so that pipeline have free wxpansion end, can eliminate it is different from pipe expansion rate due to heat storage and
Caused by stress, improve the reliability of device.
Meanwhile the configuration of the present invention is simple, significant effect, suitable for promoting the use of.
Description of the drawings
Fig. 1 is back of pipeline fold-type solar energy heat collector structural schematic diagram；
Fig. 2 is back of pipeline fold-type solar energy heat collector heat storage stacked structure figure；
Fig. 3 is the odd-level heat storage body structure schematic diagram of back of pipeline fold-type solar energy heat collector；
Fig. 4 is the even level heat storage body structure schematic diagram of back of pipeline fold-type solar energy heat collector；
Fig. 5 is the top heat storage body structure schematic diagram of back of pipeline fold-type solar energy heat collector；
Fig. 6 is back of pipeline fold-type solar energy heat collector heat exchange pipeline arrangement schematic diagram；
The side wall L-type pipe structure diagram of Fig. 7 back of pipeline fold-type solar energy heat collectors；
The side wall u-tube structure schematic diagram of Fig. 8 back of pipeline fold-type solar energy heat collectors；
The top layer L-type pipe structure diagram of Fig. 9 back of pipeline fold-type solar energy heat collectors；
The top layer u-tube structure schematic diagram of Figure 10 back of pipeline fold-type solar energy heat collectors；
Figure 11 odd-levels heat storage and heat exchanger tube cooperation schematic diagram；
Figure 12 even levels heat storage and heat exchanger tube cooperation schematic diagram；
Figure 13 top layers heat storage and heat exchanger tube cooperation schematic diagram；
Figure 14 back of pipeline fold-type solar energy heat collector regenerative heat exchange component general assembly drawings；
In figure：Inlet manifold 1, inlet duct 2, odd-level heat storage 1, even level heat storage 4, odd-level heat storage
25, top layer heat storage 6, heat-absorbing chamber 7, outlet conduit 8, outlet collection pipe 9, heat storage 10, aluminum alloy casing 11, insulating layer 12,
Silica glass window 13, through-hole 14, shallow curved channel 15, deep curved channel 16, side wall L-type pipe 17, side wall U-tube 18, top layer L
Type pipe 19, top layer U-tube 20, inflection type heat exchange pipeline 21.
Specific implementation mode
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of back of pipeline fold-type solar energy heat collector is described as shown in Fig. 1 to Figure 14, in the embodiment of the present invention, is wrapped
Include inlet manifold 1, inlet duct 2, heat-absorbing chamber 7, outlet conduit 8, outlet collection pipe 9, heat storage 10, aluminum alloy casing 11,
Insulating layer 12, silica glass window 13, inflection type heat exchange pipeline 21.In the aluminum alloy casing 11 equipped with lower opening,
It is inverted the heat storage 10 of tubbiness, insulating layer 12 is filled in the gap between the heat storage 10 and shell 11.The heat storage
10 be tubbiness, and interior hollow region constitutes heat-absorbing chamber 7；Correspondence is equipped on the aluminum alloy casing 11 of 10 open side of the heat storage
Silica glass window 13, the inflection type heat exchange pipeline 21 are arranged in inside heat storage 10.
In the embodiment of the present invention, there is an at least root entry pipeline 2 in the downside of aluminum alloy casing 11；Preferably, more are equipped with
The inlet duct 2 of relative axis symmetry arrangement.One end that inlet duct 2 stretches into shell 11 is changed with a corresponding inflection type respectively
Heat pipeline 21 is connected, and the other end is respectively connected with logical with same inlet manifold 1.
There is an at least outlet conduit 8 in the upside of aluminum alloy casing 11；Preferably, more relative axis symmetry arrangements are equipped with
Outlet conduit 8.One end that outlet conduit 8 stretches into shell 11 is connected with corresponding inflection type heat exchange pipeline 21 respectively,
The other end is respectively connected with logical with same outlet collection pipe 9.
In the embodiment of the present invention, inlet duct 2 and inflection type heat exchange pipeline 21, inflection type heat exchange pipeline 21 and outlet conduit
By being welded to connect between 8, to form single heat exchanger tube from the bottom to top.Preferably, single equipped with more in heat collector
Heat exchanger tube, the vertical axis of each single heat exchange tube opposite shell 11 are centrosymmetric distribution, and both ends respectively with same entrance point
Flow tube 1, the welding connection of same 9 phase of outlet collection pipe, to form complete heat exchange pipeline system, for heat transferring medium in the system
It is flowed in each pipeline, and absorbs the heat in heat storage in flow process, achieve the purpose that exchanging thermal medium is heated.
The specific work process of the solar energy heat collector of the present invention is as follows：
Sunlight is irradiated in after focusing mirror enters heat-absorbing chamber through silica glass window, and most energy are by heat storage
Inner wall heat-absorbent surface absorb, small part energy is directly absorbed by intraluminal tracts, for heating the heat-exchange working medium flowed in heat exchanger tube.
Temperature is increased to heat exchange threshold temperature after heat storage heat absorption, and heat exchange pipeline system with heat storage by carrying out heat exchange stream therein
Body working medium, working medium flow out after heating, boiling, superheating process through outlet conduit.
In the process of running, when intensity of solar radiation changes, the temperature of heat storage changes therewith, by heat storage
Heat storage capacity, ensure stable, the certain thermodynamics ginseng of lasting output at hot fluid outlet ports runner within the regular hour
Several working medium.When regenerator temperature be more than reach design limit when, then by change flow with ensure heat exchanger safety and
Reliability.
Embodiment one
In the present embodiment, the heat storage 10 is made of graphite material, and inner wall is coated with coating for selective absorption.
In the present embodiment, the heat storage 10 includes at least one odd-level heat storage 3,5 and that alternate cycles stack
At least one even level heat storage 4, the odd-level heat storage 3,5 and even level heat storage 4 are in annular shape；Further include stacking
Top layer heat storage 6 in 10 top of heat storage, 6 covering open top in the form of annular discs of the top layer heat storage enable 10 structure of heat storage
At the tubbiness of lower ending opening.
As shown in Fig. 2, in the present embodiment, the heat storage 10 is graphite, and inner wall can be coated with coating for selective absorption.
The heat storage 10 includes the bottom-up odd-level heat storage 1 for being sequentially overlapped setting, even level heat storage 4, odd-level
Heat storage 25 and top layer heat storage 6.
In the present embodiment, as shown in figure 3, odd-level heat storage 1 is identical with 25 structure of odd-level heat storage, it is circle
Tubular；As shown in figure 4, even level heat storage 4 is the equal cylindrical shape being coaxially disposed greatly；As shown in figure 5, top layer heat storage 6 be etc.
What is be coaxially disposed greatly is cylindric.To constitute the heat storage 10 for being inverted tubbiness, and constitute the heat-absorbing chamber 7 of lower opening.
In the present embodiment, the odd-level heat storage 1 and odd-level heat storage 25 are equipped with through-hole 14 and shallow arc
Conduit 15；Even level heat storage 4 is equipped with through-hole 14, shallow curved channel 15 and deep curved channel 16；Top layer heat storage 6 is equipped with
Through-hole 14 and deep curved channel 16.Above-mentioned each through-hole 14, shallow curved channel 15 and deep curved channel 16 is for inflection type heat exchanger tube
Road 21 passes through installation.Meanwhile the shallow curved channel 15 on each adjacent odd layer heat storage 3,5 and 4 contact surface of even level heat storage
Corresponding alignment setting, to form the section for the horizontal segment installation of inflection type heat exchange pipeline 21 as circular gap.
In the present embodiment, single layer odd-level heat storage 3,5 thickness are more than 4 thickness of even level heat storage, to further increase
Heat storage height type, with the heat collector of application and different capacity.
Embodiment two
As shown in fig. 6, in the present embodiment, inflection type heat exchange pipeline 21 includes side wall L-type pipe 17, side wall U-tube 18, top layer
L-type pipe 19, top layer U-tube 20, so that inflection type heat exchange pipeline 21 has multiple vertical sections and multiple horizontal segments, effectively to increase
The big length of single heat exchange tube so that the heat exchange area of flow media increases in heat exchanger tube, effectively increases heat collector
Heat exchange efficiency.
As shown in fig. 7, side wall L-type pipe 17 include one be arc pipe horizontal segment and one be straight tube vertical section, level
Section is connected with the corresponding end of vertical section.As shown in figure 8, side wall U-tube 18 includes the horizontal segment and two that one is arc pipe
The both ends of a vertical section for straight tube, horizontal segment are connected with corresponding vertical section end respectively.As shown in figure 9, top layer L-type pipe
19 include one be straight tube horizontal segment and one be straight tube vertical section, horizontal segment is connected with the corresponding end of vertical section.Such as figure
Shown in 10, top layer U-tube 20 is the horizontal segment of straight tube and the vertical section that two are straight tube, the both ends difference of horizontal segment including one
It is connected with corresponding vertical section end.
In the present embodiment, side wall L-type pipe 17 and side wall U-tube 18, side wall U-tube 18 and top layer L-type pipe 19, top layer L-type
Pipe 19 with top layer U-tube 20 by being welded to connect, to form inflection type heat exchange pipeline 21.
Embodiment three
As shown in figure 11, in the present embodiment, through-hole 14 and side wall L-type pipe 17, the side wall U-tube of odd-level heat storage 3,5
18 vertical section fits closely, and shallow curved channel 15 and the horizontal segment of side wall U-tube 18 fit closely.
As shown in figure 12, in the present embodiment, the level of the shallow curved channel 15 and side wall U-tube 18 of even level heat storage 4
Section fits closely, and there are gaps between deep curved channel 16 and the horizontal segment of side wall L-type pipe 17.
As shown in figure 13, in the present embodiment, the through-hole 14 of top layer heat storage 6 and top layer L-type pipe 19, top layer U-tube 20
Vertical section fits closely.
In the present embodiment, the pipeline in each layer heat storage requires to wear completion according to cooperation, and after welding assembly；
Each layer heat storage is stacked gradually into assembling according still further to sequence from bottom to up, and corresponding pipeline is welded, with
It is assembled into complete regenerative heat exchange body 10.
In the present embodiment, setting and deep curved channel of the pipeline with certain interval, enable heat storage and pipe on heat storage
There are expansion gaps between road so that pipeline has free wxpansion end, can eliminate since heat storage is different from pipe expansion rate
Stress caused by and improves the reliability of device.
The present invention has by the design optimization to solar heat-collection and heat-accumulation integral type heat collector cavity overall structure and heat exchange pipeline
Effect increases the heat exchange area of single pipe, while the design of expansion clearance is eliminated since heat storage is different from pipe expansion rate
The arrangement of stress caused by and, heat storage stack has been also adapted to different power parameters, is conducive to the popularization and application of device.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only to the present invention's
Preferred embodiment is described, and it is not intended to limit the concept and scope of the present invention, is not departing from design philosophy of the present invention
Under the premise of, the various changes and modifications that professional and technical personnel in the art make technical scheme of the present invention belong to this hair
Bright protection domain.
Claims (7)
1. a kind of back of pipeline fold-type solar energy heat collector, the present apparatus includes shell (11), it is characterised in that：It is set in shell (11)
There is the heat storage (10) that stacked structure is constituted, an at least inflection type heat exchange pipeline (21), inflection are equipped in heat storage (10)
The both ends of type heat exchange pipeline (21) are connected with the inlet duct (2) and outlet conduit (8) for being pierced by shell (11) respectively；Described
Heat storage (10) includes at least one odd-level heat storage (3,5) and at least one even level heat storage that alternate cycles stack
(4), the odd-level heat storage (3,5) and even level heat storage (4) are cylindrical, and interior hollow region constitutes heat-absorbing chamber
(7)；It further include the top layer heat storage (6) being stacked at the top of heat storage (10)；Inflection type heat exchange pipeline (21) includes at least one
Vertical section and at least one horizontal segment；On odd-level heat storage (3,5), even level heat storage (4) and top layer heat storage (6) respectively
Equipped with the correspondence through-hole (14) passed through for vertical section, the through-hole (14) fits closely with vertical section；The horizontal segment corresponds to
At contact surface between adjacent odd layer heat storage (3,5) and even level heat storage (4) and/or top layer heat storage (6)
At lower surface；It is correspondingly provided with confession respectively on the odd-level heat storage (3,5), even level heat storage (4) and top layer heat storage (6)
The shallow curved channel (15) that horizontal segment passes through, the shallow curved channel (15) fit closely with corresponding horizontal segment.
2. a kind of back of pipeline fold-type solar energy heat collector according to claim 1, it is characterised in that：The heat storage
(10) it is tubbiness, interior hollow region composition heat-absorbing chamber (7)；Opening is equipped with silica glass window (13).
3. a kind of back of pipeline fold-type solar energy heat collector according to claim 2, it is characterised in that：The top layer accumulation of heat
Body (6) is cylindrical, and covers the top of heat-absorbing chamber (7), and heat storage (10) is enabled to constitute the tubbiness of lower ending opening.
4. a kind of back of pipeline fold-type solar energy heat collector according to claim 1, it is characterised in that：The odd-level stores
It is correspondingly provided with the depth passed through for horizontal segment respectively on hot body (3,5) and/or even level heat storage (4) and/or top layer heat storage (6)
Curved channel (16), the depth curved channel (16) are equipped with certain interval between horizontal segment.
5. a kind of back of pipeline fold-type solar energy heat collector according to claim 1, it is characterised in that：The vertical section is
The straight tube that axis extends along vertical line；The horizontal segment be axis along the horizontal plane in linearly extended straight tube or axis along water
The curved pipe that camber line in plane extends.
6. a kind of back of pipeline fold-type solar energy heat collector according to claim 1, it is characterised in that：Under shell (11)
Side relative axis symmetry arrangement has more root entry pipelines (2), each inlet duct (2) stretch into one end of shell (11) respectively with it is corresponding
An inflection type heat exchange pipeline (21) be connected, the other end is respectively connected with logical with same inlet manifold (1)；Shell (11)
Upside relative axis symmetry arrangement has a more outlet conduits (8), each outlet conduit (8) stretch into one end of shell (11) respectively with it is right
The inflection type heat exchange pipeline (21) answered is connected, and the other end is respectively connected with logical with same outlet collection pipe (9).
7. a kind of back of pipeline fold-type solar energy heat collector according to claim 1, it is characterised in that：The heat storage
(10) it is made of graphite material, inner wall is coated with coating for selective absorption；Heat preservation is equipped between heat storage (10) and shell (11)
Layer (12)；The shell (11) is made of aluminum alloy material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510683313.6A CN105258363B (en) | 2015-08-12 | 2015-10-20 | A kind of back of pipeline fold-type solar energy heat collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015104926761 | 2015-08-12 | ||
| CN201510492676 | 2015-08-12 | ||
| CN201510683313.6A CN105258363B (en) | 2015-08-12 | 2015-10-20 | A kind of back of pipeline fold-type solar energy heat collector |
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| Publication Number | Publication Date |
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| CN105258363A CN105258363A (en) | 2016-01-20 |
| CN105258363B true CN105258363B (en) | 2018-07-27 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3718992A1 (en) * | 1986-06-05 | 1987-12-10 | Vaillant Joh Gmbh & Co | Heat exchanger and process for manufacturing it |
| CN102032823A (en) * | 2010-11-23 | 2011-04-27 | 中国科学院电工研究所 | Solar high-temperature heat storage system with solid heat storage medium |
| CN203216046U (en) * | 2013-04-28 | 2013-09-25 | 内蒙古太清光热能源有限公司 | Solar receiver |
| CN203215978U (en) * | 2013-04-18 | 2013-09-25 | 苏州艾克玛能源科技有限公司 | Stackable heat collection device |
| CN204154001U (en) * | 2014-08-24 | 2015-02-11 | 门立山 | A kind of domestic solar water heater |
| CN104567024A (en) * | 2015-01-17 | 2015-04-29 | 浙江大学 | Sensible heat storing type cavity light collecting and heat absorbing type solar heat collecting device and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK3214420T3 (en) * | 2011-06-03 | 2019-03-11 | Vlaamse Instelling Voor Tech Onderzoek Vito | REGULATOR FOR BUFFERING THERMAL ENERGY |
-
2015
- 2015-10-20 CN CN201510683313.6A patent/CN105258363B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3718992A1 (en) * | 1986-06-05 | 1987-12-10 | Vaillant Joh Gmbh & Co | Heat exchanger and process for manufacturing it |
| CN102032823A (en) * | 2010-11-23 | 2011-04-27 | 中国科学院电工研究所 | Solar high-temperature heat storage system with solid heat storage medium |
| CN203215978U (en) * | 2013-04-18 | 2013-09-25 | 苏州艾克玛能源科技有限公司 | Stackable heat collection device |
| CN203216046U (en) * | 2013-04-28 | 2013-09-25 | 内蒙古太清光热能源有限公司 | Solar receiver |
| CN204154001U (en) * | 2014-08-24 | 2015-02-11 | 门立山 | A kind of domestic solar water heater |
| CN104567024A (en) * | 2015-01-17 | 2015-04-29 | 浙江大学 | Sensible heat storing type cavity light collecting and heat absorbing type solar heat collecting device and method |
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| Publication number | Publication date |
|---|---|
| CN105258363A (en) | 2016-01-20 |
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