CN103780200B - Folding photovoltaic bracket - Google Patents
Folding photovoltaic bracket Download PDFInfo
- Publication number
- CN103780200B CN103780200B CN201410015927.2A CN201410015927A CN103780200B CN 103780200 B CN103780200 B CN 103780200B CN 201410015927 A CN201410015927 A CN 201410015927A CN 103780200 B CN103780200 B CN 103780200B
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- China
- Prior art keywords
- supporting bracket
- clamping screw
- rib
- bracket
- mounting panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The present invention relates to a kind of folding photovoltaic bracket, it comprises the mounting panel for fixed solar cell panel, be connected to the supporting bracket below mounting panel and baffle plate, the upper surface of mounting panel is for filling solar panel, the left and right sides, below of mounting panel is respectively arranged with the supporting bracket supported mounting panel, the rear and front end lower surface of mounting panel being positioned at supporting bracket is respectively arranged with supporting bracket mount pad, each supporting bracket mount pad is provided with the first clamping screw and the second clamping screw, the front rib of supporting bracket and rear rib are respectively arranged with flanging, flanging is provided through the first connecting hole of the first clamping screw and the second connecting hole through the second clamping screw, rib bottom the rib at the top of supporting bracket and supporting bracket is arranged at an angle, the rib of the bottom of supporting bracket is provided with flange, flange is provided with pilot hole, the left and right sides of baffle plate is fixedly connected with the flanging on rear side of supporting bracket respectively.
Description
Technical field
The present invention relates to photovoltaic accessory field, the folding photovoltaic bracket of particularly a kind of convenient transport and assembling.
Background technology
Solar energy is the novel energy greatly developed at present, existing solar energy photovoltaic panel normally adopts photovoltaic bracket to be fixedly mounted on the position needing installation, existing photovoltaic bracket is a large-scale support normally, support is bolted on ground, this photovoltaic bracket volume is larger, poor mobility, be inconvenient to transport, usually need to split into many accessories and carry out combination installation to scene, it is very loaded down with trivial details that the accessory of a large amount of fractionation needs to fit together assembling process, higher to the dimension precision requirement of parts, if there is scale error in support production process, be difficult to when assembling install, need to change parts and just can complete installation, change in the process of parts and can delay man-hour, cause certain loss, therefore, need to improve existing photovoltaic bracket.
Summary of the invention
The object of the invention is to the problem being not easy to transport and assembling for existing photovoltaic bracket pointed in background technology, a kind of folding photovoltaic bracket that can solve foregoing problems is provided.
The technical scheme realizing goal of the invention of the present invention is as follows:
A kind of folding photovoltaic bracket, it comprises the mounting panel for fixed solar cell panel, be connected to the supporting bracket below mounting panel and baffle plate, the upper surface of mounting panel is for filling solar panel, the left and right sides, below that described supporting bracket is arranged on mounting panel supports mounting panel, the rear and front end lower surface of mounting panel being positioned at supporting bracket is respectively arranged with supporting bracket mount pad, each supporting bracket mount pad is provided with the first clamping screw and the second clamping screw, the front rib of supporting bracket and rear rib are respectively arranged with flanging, flanging is provided through the first connecting hole of the first clamping screw and the second connecting hole through the second clamping screw, supporting bracket is trapezoidal plate, rib bottom the rib at the top of supporting bracket and supporting bracket is arranged at an angle, the rib of the bottom of supporting bracket is provided with flange, flange is provided with pilot hole, described baffle plate is arranged on the rear side of mounting panel, baffle plate is the baffle plate of the rectangle that two identical modification of right-angled triangle plate are spliced, the left and right sides of baffle plate is fixedly connected with the flanging on rear side of supporting bracket respectively.
Fixing for the ease of solar panel, is provided with the adhesive tape of support solar cell panel in the upper surface both sides of described mounting panel.
In order to make solar panel assemble on a mounting board after can with ground at an angle, be conducive to sunlight vertical irradiation on solar panel, the angle between the rib bottom the rib at the top of described supporting bracket and supporting bracket is 15 ° ~ 75 °.After solar panel has assembled, the rib of the bottom of supporting bracket is parallel to the ground, the rib at supporting bracket top is parallel with solar panel, so this angle is the inclination angle on solar panel and ground, concrete angle value need basis on the spot light conditions sets.
Connecting line for the ease of solar panel passes, and described supporting bracket has threading portion.
Particularly, described threading portion is the Wire channel in building on the rib at the top being arranged on supporting bracket.
For the ease of the locking of the first clamping screw to supporting bracket, described supporting bracket mount pad is provided with the hole of the nut of placement first clamping screw, the nut of the first clamping screw is bar shaped nut, bar shaped nut is provided with groove, hole wall is provided with the projection corresponding with this groove, prevent bar shaped nut rotation by projection with coordinating of groove, the first clamping screw, through the connecting hole on the flanging of supporting bracket, arranges pad and spring washer between the nut of the first clamping screw and the flanging of supporting bracket.
For the ease of the locking of the second clamping screw to supporting bracket, described supporting bracket mount pad is provided with the hole of the nut of placement second clamping screw, the nut of the second described clamping screw is arranged in this hole, the free end of bolt, through the connecting hole on the flanging of supporting bracket, is locked by nut, pad and spring washer.
In order to save material, the rim charge of supporting bracket processing is used to make modification of right-angled triangle plate, the side of described modification of right-angled triangle plate is identical with the rib length of the bottom of supporting bracket, the length of one bar right-angle side is identical with the rib length at the top of supporting bracket, three limits of modification of right-angled triangle plate are provided with flange, flange is all provided with pilot hole.When making supporting bracket, the supporting bracket of identical right-angled trapezium is first cut respectively in the left and right sides of monoblock rectangular slab, after shearing supporting bracket, the waste material of next isosceles triangle will be stayed in the centre of two supporting brackets, the line of symmetry shearing of this isosceles triangle along centre is opened, namely can be made into two identical modification of right-angled triangle plate, the hypotenuse of two modification of right-angled triangle plate is stitched together and can forms the baffle plate of rectangle.In foldable photovoltaic support transportation of the present invention; baffle plate can be placed between supporting bracket; after being bolted, anti-baffle plate and supporting bracket can vibrating in transportation, can play a protective role to mounting panel, supporting bracket and modification of right-angled triangle plate.Because the shape size of modification of right-angled triangle plate is identical, so versatility is good when mounted, be convenient to assembling.
In order to make foldable photovoltaic support of the present invention have good wind-proof performance after assembling completes, the top of the rib of the rear side of described supporting bracket is provided with breach.The air channel under being tilted to can be formed at the rear side of photovoltaic bracket by arranging this breach, reducing wind to the active force of mounting panel, preventing photovoltaic bracket from being turned over by wind.
Folding photovoltaic bracket of the present invention is when transporting, second clamping screw is taken off, first clamping screw is unclamped, enable supporting bracket with the first clamping screw for axle rotates, supporting bracket is turned to parallel with mounting panel, and then the second clamping screw is contained on supporting bracket mount pad, then by the first clamping screw locking, make supporting bracket can not be freely movable, then baffle plate is spliced into triangle, be arranged between two supporting brackets, by bolt, baffle plate and supporting bracket are linked together, fixing supporting bracket can be strengthened further by this set, prevent supporting bracket movable in transportation.Folding photovoltaic bracket of the present invention is when assembling, first the bolt on baffle plate is unclamped, two leg-of-mutton baffle plates are spliced into rectangle, then the second clamping screw is taken off, first clamping screw is unclamped, supporting bracket is made to turn to the position vertical with mounting panel, then by the first clamping screw locking, by the second clamping screw locking, supporting bracket is made to remain on the state vertical with mounting panel, then the baffle plate spliced is contained in the rear side of supporting bracket, supporting bracket and baffle plate are fixed on the ground, on a mounting board by solar panel dress finally.Multiple folding photovoltaic bracket in the specific implementation, can be arranged side by side according to field conditions by folding photovoltaic bracket of the present invention.
Folding photovoltaic bracket of the present invention transports and installs all very easy, and the rim charge produced in production process can be made full use of, the waste material produced is few, raw material are saved, in transportation, photovoltaic bracket can be folded into tabular, conserve space, and convenient shipment and foldable photovoltaic support of the present invention can set the oblique angle of supporting bracket according to light conditions, enable sunlight vertical irradiation on solar panel, improve photoelectric conversion efficiency.Because be provided with baffle plate so wind-proof performance is better at the rear side of photovoltaic bracket, can prevent photovoltaic bracket from being turned over by wind.
Accompanying drawing explanation
Fig. 1 is the structural representation of folding photovoltaic bracket of the present invention;
Fig. 2 is the end view of folding photovoltaic bracket of the present invention;
Fig. 3 is the close-up schematic view in A portion in Fig. 2;
Fig. 4 is the schematic diagram of folding photovoltaic bracket of the present invention folded state when transporting;
Fig. 5 is the using state schematic diagram that multiple folding photovoltaic bracket of the present invention is arranged side by side;
In figure, 1 is mounting panel, and 2 is supporting bracket, and 3 is baffle plate, 4 is solar panel, and 5 is supporting bracket mount pad, and 6 is the first clamping screw, 7 is the second clamping screw, and 8 is flanging, and 9 is flange, 10 is pilot hole, and 11 is modification of right-angled triangle plate, and 12 is adhesive tape, 13 is Wire channel in building, and 14 is groove, and 15 is protruding, 16 is pad, and 17 is spring washer, and 18 is breach.
Embodiment
Embodiment 1
Referring to figs. 1 through a kind of folding photovoltaic bracket shown in Fig. 5, it comprises the mounting panel 1 for fixed solar cell panel 4, be connected to the supporting bracket 2 below mounting panel 1 and baffle plate 3, the upper surface of mounting panel 1 is for filling solar panel 4, the left and right sides, below that described supporting bracket 2 arranges mounting panel 1 supports mounting panel 1, the rear and front end lower surface of mounting panel 1 being positioned at supporting bracket 2 is respectively arranged with supporting bracket mount pad 5, each supporting bracket mount pad 5 is provided with the first clamping screw 6 and the second clamping screw 7, the front rib of supporting bracket 2 and rear rib are respectively arranged with flanging 8, flanging 8 is provided through the first connecting hole of the first clamping screw 6 and the second connecting hole through the second clamping screw 7, supporting bracket 2 is trapezoidal plate, rib bottom the rib at the top of supporting bracket 2 and supporting bracket 2 is arranged at an angle, the rib of the bottom of supporting bracket 2 is provided with flange 9, flange 9 is provided with pilot hole 10, described baffle plate 3 is arranged on the rear side of mounting panel 1, baffle plate 3 is the baffle plate 3 of the rectangle that two identical modification of right-angled triangle plate 11 are spliced, the left and right sides of baffle plate 3 is fixedly connected with the flanging 8 on rear side of supporting bracket 2 respectively.The Main Function of described flange is connected with ground, supports supporting bracket, and the angle of flange can select 75 ° ~ 110 °, concrete numerical value can according to user need arrange, be usually set to 90 °.
Folding photovoltaic bracket of the present invention is when transporting, second clamping screw 7 is taken off, first clamping screw 6 is unclamped, make supporting bracket 2 can with the first clamping screw 6 for axle rotates, supporting bracket 2 is turned to parallel with mounting panel 1, and then the second clamping screw 7 is contained on supporting bracket mount pad 5, then the first clamping screw 6 is locked, make supporting bracket 2 can not be freely movable, then baffle plate 3 is spliced into triangle, be arranged between two supporting brackets 2, by bolt, baffle plate 3 and supporting bracket 2 are linked together, fixing supporting bracket 2 can be strengthened further by this set, prevent supporting bracket 2 movable in transportation.Folding photovoltaic bracket of the present invention is when assembling, first the bolt on baffle plate 3 is unclamped, two leg-of-mutton baffle plates 3 are spliced into rectangle, then the second clamping screw 7 is taken off, first clamping screw 6 is unclamped, supporting bracket 2 is made to turn to the position vertical with mounting panel 1, then the first clamping screw 6 is locked, second clamping screw 7 is locked, supporting bracket 2 is made to remain on the state vertical with mounting panel 1, then the baffle plate 3 spliced is contained in the rear side of supporting bracket 2, supporting bracket 2 and baffle plate 3 are fixed on the ground, finally solar panel 4 is contained on mounting panel 1.Multiple folding photovoltaic bracket in the specific implementation, can be arranged side by side according to field conditions by folding photovoltaic bracket of the present invention.
Folding photovoltaic bracket of the present invention transports and installs all very easy, and the rim charge produced in production process can be made full use of, the waste material produced is few, raw material are saved, in transportation, photovoltaic bracket can be folded into tabular, conserve space, and convenient shipment and foldable photovoltaic support of the present invention can set the oblique angle of supporting bracket 2 according to light conditions, enable sunlight vertical irradiation on solar panel 4, improve photoelectric conversion efficiency.Because be provided with baffle plate 3 so wind-proof performance is better at the rear side of photovoltaic bracket, can prevent photovoltaic bracket from being turned over by wind.
Embodiment 2
On the basis of aforementioned schemes, fixing for the ease of solar panel 4, is provided with the adhesive tape 12 of support solar cell panel 4 in the upper surface both sides of described mounting panel 1.When installing solar panel, solar panel being contained in above adhesive tape, adhesive tape is supported solar panel, then use connector to connect.
Embodiment 3
On the basis of aforementioned schemes, in order to make solar panel 4 to be assemblied on mounting panel 1 after can with ground at an angle, be conducive to sunlight vertical irradiation on solar panel 4, the angle between the rib bottom the rib at the top of described supporting bracket 2 and supporting bracket 2 is 15 ° ~ 75 °.After solar panel 4 has assembled, the rib of the bottom of supporting bracket 2 is parallel to the ground, the rib at supporting bracket 2 top is parallel with solar panel 4, so this angle is the inclination angle on solar panel 4 and ground, concrete angle value need basis on the spot light conditions sets.
Embodiment 4
On the basis of aforementioned schemes, the connecting line for the ease of solar panel 4 passes, and described supporting bracket 2 has threading portion.Threading portion can be set to through wires hole, and through wires hole can be the hole of circular hole, square hole or other shapes, and through wires hole can be arranged on optional position in supporting bracket 2.Described threading portion can also be the Wire channel in building 13 on the rib at the top being arranged on supporting bracket 2, and the Wire channel in building 13 arranged like this is more convenient for threading, can simplify installation process.
Embodiment 5
On the basis of aforementioned schemes, for the ease of the locking of the first clamping screw 6 pairs of supporting brackets 2, described supporting bracket mount pad 5 is provided with the hole of the nut of placement first clamping screw 6, the nut of the first clamping screw 6 is bar shaped nut, bar shaped nut is provided with groove 14, hole wall is provided with the projection 15 corresponding with this groove 14, bar shaped nut rotation is prevented with coordinating of groove 14 by protruding 15, first clamping screw 6 is through the connecting hole on the flanging 8 of supporting bracket 2, pad 16 and spring washer 17 are set between the nut of the first clamping screw 6 and the flanging 8 of supporting bracket 2, can make to prevent the first clamping screw 6 from loosening by arranging spring washer 17.Because the first clamping screw is opened in supporting bracket or is used as the rotating shaft of supporting bracket in closing course, the first clamping screw is needed to unclamp in the process, use as the locking member of supporting bracket again after supporting bracket is opened completely or be completely closed, need the first clamping screw locking, if in the first clamping screw rundown process, bar shaped nut rotates with the first clamping screw, then the first clamping screw is difficult to tighten, by arranging groove on bar shaped nut, hole wall arranges projection, utilize protruding restriction bar shaped nut rotation, so that the first clamping screw is to the locking of supporting bracket.
For the ease of the locking of the second clamping screw 7 pairs of supporting brackets 2, described supporting bracket mount pad 5 is provided with the hole of the nut of placement second clamping screw 7, the nut of the second described clamping screw 7 is arranged in this hole, the free end of bolt is through the connecting hole on the flanging 8 of supporting bracket 2, locked by nut, pad 16 and spring washer 17, the locking that spring washer 17 can strengthen the second clamping screw 7 pairs of supporting brackets 2 is set.
Embodiment 6
On the basis of aforementioned schemes, in order to save material, the rim charge using supporting bracket 2 to process makes modification of right-angled triangle plate 11, the side of described modification of right-angled triangle plate 11 is identical with the rib length of the bottom of supporting bracket 2, the length of one bar right-angle side is identical with the rib length at the top of supporting bracket 2, three limits of modification of right-angled triangle plate 11 are provided with flange 9, flange 9 is all provided with pilot hole 10.When making supporting bracket 2, the supporting bracket 2 of identical right-angled trapezium is first cut respectively in the left and right sides of monoblock rectangular slab, after shearing supporting bracket 2, the waste material of next isosceles triangle will be stayed in the centre of two supporting brackets 2, the line of symmetry shearing of this isosceles triangle along centre is opened, namely the hypotenuse that can be made into two identical modification of right-angled triangle plate 11, two modification of right-angled triangle plate 11 is stitched together and can forms the baffle plate 3 of rectangle.In foldable photovoltaic support transportation of the present invention; baffle plate 3 can be placed between supporting bracket 2; after being bolted, anti-baffle plate 3 and supporting bracket 2 can vibrating in transportation, can play a protective role to mounting panel 1, supporting bracket 2 and modification of right-angled triangle plate 11.Because the shape size of modification of right-angled triangle plate 11 is identical, so versatility is good when mounted, be convenient to assembling.Flange 9 can be set to 75 ° ~ 110 ° with the angle of modification of right-angled triangle plate 11.
Embodiment 7
On the basis of aforementioned schemes, in order to make foldable photovoltaic support of the present invention have good wind-proof performance after assembling completes, the top of the rib of the rear side of described supporting bracket 2 is provided with breach 18.The air channel under being tilted to can be formed at the rear side of photovoltaic bracket by arranging this breach 18, reducing wind to the active force of mounting panel 1, preventing photovoltaic bracket from being turned over by wind.
Claims (9)
1. a folding photovoltaic bracket, it is characterized in that: it comprises the mounting panel for fixed solar cell panel, be connected to the supporting bracket below mounting panel and baffle plate, the upper surface of mounting panel is for filling solar panel, the left and right sides, below that described supporting bracket is arranged on mounting panel supports mounting panel, the rear and front end lower surface of mounting panel being positioned at supporting bracket is respectively arranged with supporting bracket mount pad, each supporting bracket mount pad is provided with the first clamping screw and the second clamping screw, the front rib of supporting bracket and rear rib are respectively arranged with flanging, flanging is provided through the first connecting hole of the first clamping screw and the second connecting hole through the second clamping screw, supporting bracket is trapezoidal plate, rib bottom the rib at the top of supporting bracket and supporting bracket is arranged at an angle, the rib of the bottom of supporting bracket is provided with flange, flange is provided with pilot hole, described baffle plate is arranged on the rear side of mounting panel, baffle plate is the baffle plate of the rectangle that two identical modification of right-angled triangle plate are spliced, the left and right sides of baffle plate is fixedly connected with the flanging on rear side of supporting bracket respectively.
2. folding photovoltaic bracket according to claim 1, is characterized in that: the adhesive tape being provided with support solar cell panel in the upper surface both sides of described mounting panel.
3. folding photovoltaic bracket according to claim 1, is characterized in that: the angle between the rib bottom the rib at the top of described supporting bracket and supporting bracket is 15 ° ~ 75 °.
4. folding photovoltaic bracket according to claim 1, is characterized in that: described supporting bracket has threading portion.
5. folding photovoltaic bracket according to claim 4, is characterized in that: described threading portion is the Wire channel in building on the rib at the top being arranged on supporting bracket.
6. folding photovoltaic bracket according to claim 1, it is characterized in that: the hole described supporting bracket mount pad being provided with the nut of placement first clamping screw, the nut of the first clamping screw is bar shaped nut, bar shaped nut is provided with groove, hole wall is provided with the projection corresponding with this groove, bar shaped nut rotation is prevented with coordinating of groove by projection, first clamping screw, through the connecting hole on the flanging of supporting bracket, arranges pad and spring washer between the nut of the first clamping screw and the flanging of supporting bracket.
7. folding photovoltaic bracket according to claim 1, it is characterized in that: the hole described supporting bracket mount pad being provided with the nut of placement second clamping screw, the nut of the second described clamping screw is arranged in this hole, the free end of bolt, through the connecting hole on the flanging of supporting bracket, is locked by nut, pad and spring washer.
8. folding photovoltaic bracket according to claim 1, it is characterized in that: the side of described modification of right-angled triangle plate is identical with the rib length of the bottom of supporting bracket, the length of one bar right-angle side is identical with the rib length at the top of supporting bracket, three limits of modification of right-angled triangle plate are provided with flange, flange is all provided with pilot hole.
9. folding photovoltaic bracket according to claim 1, is characterized in that: the top of the rib of the rear side of described supporting bracket is provided with breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015927.2A CN103780200B (en) | 2014-01-14 | 2014-01-14 | Folding photovoltaic bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015927.2A CN103780200B (en) | 2014-01-14 | 2014-01-14 | Folding photovoltaic bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103780200A CN103780200A (en) | 2014-05-07 |
| CN103780200B true CN103780200B (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410015927.2A Expired - Fee Related CN103780200B (en) | 2014-01-14 | 2014-01-14 | Folding photovoltaic bracket |
Country Status (1)
| Country | Link |
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| CN (1) | CN103780200B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944498B (en) * | 2014-05-16 | 2015-12-16 | 江苏万丰光伏有限公司 | A kind of portable independent solution for high-performance photovoltaic mobile system and using method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202307934U (en) * | 2011-10-26 | 2012-07-04 | 苏州爱康光伏安装系统有限公司 | Foldable solar photovoltaic support capable of being pre-installed |
| CN202695474U (en) * | 2012-07-12 | 2013-01-23 | 杭州帷盛太阳能科技有限公司 | Foldable support for photovoltaic module |
| CN102903772A (en) * | 2012-09-26 | 2013-01-30 | 友达光电股份有限公司 | Solar energy equipment and assembling system thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8316590B2 (en) * | 2009-03-20 | 2012-11-27 | Northern States Metals Company | Support system for solar panels |
| US8407950B2 (en) * | 2011-01-21 | 2013-04-02 | First Solar, Inc. | Photovoltaic module support system |
-
2014
- 2014-01-14 CN CN201410015927.2A patent/CN103780200B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202307934U (en) * | 2011-10-26 | 2012-07-04 | 苏州爱康光伏安装系统有限公司 | Foldable solar photovoltaic support capable of being pre-installed |
| CN202695474U (en) * | 2012-07-12 | 2013-01-23 | 杭州帷盛太阳能科技有限公司 | Foldable support for photovoltaic module |
| CN102903772A (en) * | 2012-09-26 | 2013-01-30 | 友达光电股份有限公司 | Solar energy equipment and assembling system thereof |
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| Publication number | Publication date |
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| CN103780200A (en) | 2014-05-07 |
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Granted publication date: 20151209 Termination date: 20190114 |