CN102707728B - Sports limiting device and motion light fixture for light fixture - Google Patents
Sports limiting device and motion light fixture for light fixture Download PDFInfo
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- CN102707728B CN102707728B CN201110075527.7A CN201110075527A CN102707728B CN 102707728 B CN102707728 B CN 102707728B CN 201110075527 A CN201110075527 A CN 201110075527A CN 102707728 B CN102707728 B CN 102707728B
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Abstract
The sports limiting device for light fixture of the present invention, including the first position-limiting unit and the second position-limiting unit.Present invention also offers a kind of light fixture containing above-mentioned sports limiting device.The beneficial effects of the present invention is; when light fixture motion structure turns to extreme position; use touch switch shell fragment to cut off motor power and make the limiting and protecting device of its stop motion; and it is provided with gear leg; when switching damage, resistance is stopped the rotation of driving lever or support by gear leg; the operating load of expanded motor, utilizes the overload protection of motor to leave the motor off operating, protects motion light fixture.The present invention can make light fixture be hardly damaged.
Description
Technical field
The present invention relates to illuminate part technical field, especially relate to a kind of sports limiting device for light fixture and use the motion light fixture of this device.
Background technology
The motion structure of light fixture, generally for the consideration of protection light fixture, typically can arrange certain position limitation protection at the extreme position that motion structure rotates.Existing light fixture motion structure rotate time, the single position limitation protection of the many employings of extreme position, have even entirely without protection, so easily lead to light fixture damage.
Summary of the invention
The present invention discloses a kind of sports limiting device for light fixture, it is therefore intended that provide multilamellar position limitation protection, protection motion light fixture to be hardly damaged when rotating for light fixture.
For realizing the purpose of the present invention, the sports limiting device for light fixture of the present invention, including the first position-limiting unit.First position-limiting unit includes fixed plate, the first runner assembly and the first limit assembly.First runner assembly and the first limit assembly are arranged in fixed plate.
First runner assembly includes the first motor, main shaft and pole.Pole is fixed on outside main shaft, and the first motor can drive main axis, and pole is along with main shaft synchronous axial system.
First limit assembly includes the first switch, second switch, driving lever, driving lever rotating shaft, the first gear leg and the second gear leg.Driving lever is connected with fixed plate by driving lever rotating shaft, and driving lever can rotate centered by driving lever rotating shaft.First gear leg and the second gear leg symmetry are fixed on the both sides of driving lever.First switch and the position limitation protection switch that second switch is the first motor, be symmetricly set on the both sides of driving lever, and the first switch and second switch be in the first gear leg and the outside of the second gear leg.
Pole can be stirred driving lever and be rotated centered by driving lever rotating shaft, makes driving lever touch and cuts off the first motor power to the first switch or second switch, makes the first motor shut down.First gear leg or the second gear leg can block driving lever makes it stop operating, and makes described first motor shut down by motor overload protection.
More preferably, the sports limiting device for light fixture of the present invention, also include the second position-limiting unit.
Second position-limiting unit includes that fixed mount, the second turning discreteness and the second limit assembly, the second turning discreteness and the second limit assembly are arranged on fixed mount.
The second turning discreteness includes the second motor, rack shaft and support.Second motor can drive support to rotate centered by rack shaft.
Second limit assembly includes the 3rd switch, the 4th switch and third gear leg.3rd switch and the 4th switch are the position limitation protection switches of the second motor, are disposed in parallel on fixed mount.Third gear leg is fixed on the 3rd switch, between the 4th switch and support.Support can touch to the 3rd switch or the 4th switch cutoff the second motor power, makes the second motor shut down.Third gear leg can block support makes it stop operating, and makes described second motor shut down by motor overload protection.
Rack shaft is mutually perpendicular to main shaft.
More preferably, the sports limiting device for light fixture of the present invention, the first gear leg and described second gear leg be close driving lever rotating shaft side between driving lever rotating shaft and main shaft.
More preferably, the sports limiting device for light fixture of the present invention, pole has centre position, on the straight line that i.e. main shaft and driving lever rotating shaft determine and pole is away from the position of driving lever rotating shaft.
More preferably, the sports limiting device for light fixture of the present invention, the first switch and second switch are respectively equipped with the first switch shrapnel and second switch shell fragment.
Pole rotates clockwise or counterclockwise from centre position under the drive of the first motor in the range of 0 °-180 °.When pole rotates over 180 ° from centre position, driving lever is stirred by pole and is pressed and contact the first switch shrapnel or second switch shell fragment, thus shake-up the first switch or second switch cut off the first motor power respectively, make the first motor shut down.
More preferably; the sports limiting device for light fixture of the present invention; first gear leg or the second gear leg are used for; touching second switch or the first switching damage; second switch or the first switch can not be touched when making the first motor stalls; blocking the driving lever being rotated further makes it stop operating, and the operating load of the first motor is enlarged, and makes described first motor shut down by motor overload protection.
More preferably, the sports limiting device for light fixture of the present invention, the 3rd switch and the 4th switch are respectively equipped with the 3rd switch shrapnel and the 4th switch shrapnel.
Support rotates under the drive of the second motor, and support pressure contacts the 3rd switch shrapnel or the 4th switch shrapnel, thus touches the 3rd switch or the 4th switch cutoff the second motor power respectively, makes the second motor shut down.
More preferably; the sports limiting device for light fixture of the present invention; third gear leg is used for; at the 3rd switch or the 4th switching damage; the 3rd switch or the 4th switch can not be touched when making the second motor shut down; blocking the support being rotated further makes it stop operating, and the operating load of the second motor is enlarged, and makes described second motor shut down by motor overload protection.
Another object of the present invention is to provide a kind of motion light fixture, including base and lampshade；Also include sports limiting device, one end of described sports limiting device is connected with base by main shaft, the other end is fixed in lampshade, makes described first position-limiting unit be used for lampshade sports limiting in vertical direction for lampshade sports limiting in the horizontal direction, described second position-limiting unit.
The beneficial effects of the present invention is, when light fixture motion structure turns to extreme position, use touch switch shell fragment to cut off motor power and make the limiting and protecting device of its stop motion；And being provided with gear leg, when switching damage, resistance is stopped the rotation of driving lever or support, the operating load of expanded motor by gear leg, utilizes the overload protection of motor to leave the motor off operating, by multilamellar position limitation protection, protection motion light fixture is hardly damaged.One end having the beneficial effects that sealing member of the motion light fixture of the present invention and bearing compact siro spinning technology, the other end and the opening compact siro spinning technology of lampshade, airtight space is formed in making lampshade, realize preferable waterproof effect, simultaneously as have employed bearing, the inner ring of bearing is tightly placed on main shaft, outer ring and one end compact siro spinning technology of sealing member, sealing member can rotate with lampshade interferes without producing with main shaft, will not damage sealing member.
Accompanying drawing explanation
Fig. 1 is the sports limiting device perspective view for light fixture of the present invention；
Fig. 2 is the first position-limiting unit structural representation of the sports limiting device for light fixture of the present invention；
Fig. 3 is the schematic diagram that a direction of the first position-limiting unit shown in Fig. 2 is spacing；
Fig. 4 is the schematic diagram that another direction of the first position-limiting unit shown in Fig. 2 is spacing；
Fig. 5 is the second position-limiting unit structural representation of the sports limiting device for light fixture of the present invention；
Fig. 6 is the schematic diagram that a direction of the second position-limiting unit shown in Fig. 5 is spacing；
Fig. 7 is the schematic diagram that another direction of the second position-limiting unit shown in Fig. 5 is spacing；
The schematic diagram of the motion light fixture that Fig. 8 provides for the present invention；
Fig. 9 is the generalized section of motion light fixture shown in Fig. 8；
Figure 10 is motion light fixture shown in Fig. 8 (not including sports limiting device) generalized section.
Detailed description of the invention
In order to the purpose of stopping means, technical scheme and the advantage that make motion light fixture of the present invention are clearer, below in conjunction with concrete drawings and the specific embodiments, the stopping means of the motion light fixture of the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment one
As depicted in figs. 1 and 2, the first position-limiting unit includes fixed plate 1, the first runner assembly 2 and the first limit assembly 3.First runner assembly 2 and described first limit assembly 3 are arranged in described fixed plate 1.
First runner assembly 2 includes the first motor, main shaft 21 and pole 22.Pole 22 is fixed on outside main shaft 21, and the first motor can drive main shaft 21 to rotate, and pole 22 is along with main shaft 21 synchronous axial system.
First limit assembly 3 includes the first switch 31, second switch 32, driving lever 33, driving lever rotating shaft 331, the first gear leg 34 and the second gear leg 35.Driving lever 33 is connected with fixed plate 1 by driving lever rotating shaft 331, and driving lever 33 can rotate centered by driving lever rotating shaft 331；First gear leg 34 and the second gear leg 35 symmetry are fixed on the both sides of driving lever 33, and the first gear leg 34 and the second gear leg 35 close driving lever rotating shaft 33 side between driving lever rotating shaft 331 and main shaft 21.First switch 31 and the position limitation protection switch that second switch 32 is the first motor, be symmetricly set on the both sides of driving lever 33；And first switch 31 and second switch 32 in the first gear leg 34 and outside of the second gear leg 35.
Pole 22 has centre position, as in figure 2 it is shown, on the straight line that centre position is main shaft 21 to be determined with driving lever rotating shaft 331 and pole 22 is away from the position of driving lever rotating shaft 331.
First switch 31 and second switch 32 are respectively equipped with the first switch shrapnel 311 and second switch shell fragment 321.
As shown in Figure 3 and Figure 4, pole 22 from centre position, rotates under the drive of the first motor clockwise or counterclockwise in the range of 0 °-180 °；When pole 22 rotates over 180 ° from centre position, driving lever 33 is stirred by pole 22 and is pressed and contact the first switch shrapnel 311 or second switch shell fragment 321, thus shake-up the first switch 31 or second switch 32 cut off the first motor power respectively, make described first motor shut down.
First gear leg 34 or the second gear leg 35 are used for; in second switch 32 or the first switch 31 damage; second switch 32 can not be touched or time the first switch 31 makes the first motor stalls; blocking the driving lever 33 being rotated further makes it stop operating; the operating load of the first motor is enlarged, and makes described first motor shut down by motor overload protection.
In the horizontal direction, the sports limiting device of the light fixture of the present invention have employed double spacing, it is ensured that light fixture rotates in the horizontal direction in rational angular range, so that light fixture is hardly damaged when rotating.
Fig. 5 is the second position-limiting unit structural representation of the sports limiting device for light fixture of the present invention, and as shown in Figure 1 and Figure 5, the second position-limiting unit includes fixed mount 4, the second turning discreteness 5 and the second limit assembly 6.The second turning discreteness 5 and the second limit assembly 6 are arranged on fixed mount 4.
The second turning discreteness 5 includes the second motor, rack shaft 51 and support 52.Second motor can drive support 52 to rotate centered by rack shaft 51.
Second limit assembly 6 includes the 3rd switch 61, the 4th switch 62 and third gear leg 63.3rd switch 61 and the 4th switch 62 are the position limitation protection switches of the second motor, are disposed in parallel on fixed mount 4, and third gear leg 63 is fixed on the 3rd switch 61, between the 4th switch 62 and support 52.
3rd switch 61 and the 4th switch 62 are respectively equipped with the 3rd switch shrapnel 611 and the 4th switch shrapnel 621.
As shown in Figure 6 and Figure 7, support 52 rotates under the drive of the second motor, support 52 pressure contacts the 3rd switch shrapnel 611 or the 4th switch shrapnel 621, thus touches the 3rd switch 61 or the 4th switch 62 cut-out the second motor power respectively, makes the second motor shut down.
Third gear leg 63 is used for; in the 3rd switch 61 or the 4th switch 62 damage; the 3rd switch 61 or the 4th switch 62 can not be touched when making the second motor shut down; blocking the support 52 being rotated further makes it stop operating; the operating load of the second motor is enlarged, and makes described second motor shut down by motor overload protection.
In vertical direction, the sports limiting device of the light fixture of the present invention have employed double spacing, it is ensured that light fixture rotates in vertical direction in rational angular range, so that light fixture is hardly damaged when rotating.
Preferably, main shaft 21 is mutually perpendicular to rack shaft 51.
Having the beneficial effects that of the stopping means of the motion light fixture of the present invention, when light fixture motion structure turns to extreme position, uses touch switch shell fragment to cut off motor power and makes the limiting and protecting device of its stop motion；And being provided with gear leg, when switching damage, resistance is stopped the rotation of driving lever or support, the operating load of expanded motor by gear leg, utilizes the overload protection of motor to leave the motor off operating, by multilamellar position limitation protection, protection motion light fixture is hardly damaged.
Embodiment two
As shown in Figure 8 and Figure 9, motion light fixture 100 includes base 110 and lampshade 120；Also include the sports limiting device described in embodiment one, one end of sports limiting device is connected with base 110 by main shaft 21, the other end is fixed in lampshade 120, described first position-limiting unit is made to be used for lampshade 120 sports limiting in vertical direction for lampshade 120 sports limiting in the horizontal direction, described second position-limiting unit.
Wherein, light source is arranged on sports limiting device, is positioned at lampshade 120.
Preferably, as shown in Figure 10, sealing member 130 and water-sealed bearing 140 are also included；The inner ring of described water-sealed bearing 140 is tightly placed in the opening compact siro spinning technology of one end compact siro spinning technology of one end that described main shaft is connected, the outer ring of described water-sealed bearing and described sealing member 130, the other end of described sealing member and described lampshade with described base.
As shown in Figure 10, also include pressing plate 150 and connector 160, between the housing of the opening part that the other end of described sealing member is pressed on described pressing plate 150 and described lampshade by described connector 160.
The both sides that described sealing member 130 tight adjoins outside the outer ring of described water-sealed bearing 140 and with described outside.
As shown in Fig. 8, Fig. 9 and Figure 10, also include the gland 170 being arranged between described base 110 and described sealing member 130.
As shown in Figure 10, described base 110 is provided with host cavity 180, and described water-sealed bearing 140 is arranged in described host cavity 180.
One end having the beneficial effects that sealing member of the motion light fixture of the present invention and bearing compact siro spinning technology, the other end and the opening compact siro spinning technology of lampshade, airtight space is formed in making lampshade, realize preferable waterproof effect, simultaneously as have employed bearing, the inner ring of bearing is tightly placed on main shaft, outer ring and one end compact siro spinning technology of sealing member, sealing member can rotate with lampshade interferes without producing with main shaft, will not damage sealing member.
It is last it should be noted that, it will be apparent that those skilled in the art can carry out various change and modification without departing from the spirit and scope of the present invention to the present invention.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. the sports limiting device for light fixture, it is characterised in that:
Including the first position-limiting unit and the second position-limiting unit；Described first position-limiting unit includes fixed plate (1), first runner assembly (2) and the first limit assembly (3), described first runner assembly (2) and described first limit assembly (3) are arranged in described fixed plate (1)；
Described first runner assembly (2) includes the first motor, main shaft (21) and pole (22)；Described pole (22) is fixed on described main shaft (21) outside, and described first motor can drive described main shaft (21) to rotate, and described pole (22) is along with described main shaft (21) synchronous axial system；
Described first limit assembly (3) includes the first switch (31), second switch (32), driving lever (33), driving lever rotating shaft (331), the first gear leg (34) and the second gear leg (35)；Described driving lever (33) is connected with described fixed plate (1) by described driving lever rotating shaft (331), and described driving lever (33) can rotate centered by described driving lever rotating shaft (331)；Described first gear leg (34) and described second gear leg (35) symmetry are fixed on the both sides of described driving lever (33)；Described first switch (31) and the position limitation protection switch that described second switch (32) is described first motor, be symmetricly set on the both sides of described driving lever (33)；And described first switch (31) and described second switch (32) in described first gear leg (34) and the outside of described second gear leg (35)；
Described pole (22) can be stirred described driving lever (33) and be rotated centered by described driving lever rotating shaft (331), make described driving lever (33) touch the power supply cutting off described first motor to described first switch (31) or second switch (32), make described first motor shut down；Described first gear leg (34) or described second gear leg (35) can block described driving lever (33) and make it stop operating, and makes described first motor shut down by motor overload protection；
Described second position-limiting unit includes fixed mount (4), the second turning discreteness (5) and the second limit assembly (6), described the second turning discreteness (5) and the second limit assembly (6) are arranged on described fixed mount (4), and described fixed mount (4) and fixed plate (1) connect；
Described the second turning discreteness (5) includes the second motor, rack shaft (51) and support (52)；Described second motor can drive described support (52) to rotate centered by described rack shaft (51)；
Described second limit assembly (6) includes the 3rd switch (61), the 4th switch (62) and third gear leg (63)；Described 3rd switch (61) and the position limitation protection switch that described 4th switch (62) is described second motor, be disposed in parallel on described fixed mount (4)；Described third gear leg (63) is fixed on described 3rd switch (61), between described 4th switch (62) and described support (52)；Described support (52) can touch described 3rd switch (61) or the 4th switch (62) cuts off the power supply of described second motor, makes described second motor shut down；Described third gear leg (63) can block described support (52) makes it stop operating, and makes described second motor shut down by motor overload protection.
Sports limiting device for light fixture the most according to claim 1, it is characterised in that: described rack shaft (51) is mutually perpendicular to described main shaft (21).
Sports limiting device for light fixture the most according to claim 1, it is characterised in that:
Described first gear leg (34) and described second gear leg (35) be close described driving lever rotating shaft (331) side between described driving lever rotating shaft (331) and described main shaft (21).
Sports limiting device for light fixture the most according to claim 1, it is characterised in that:
Described pole (22) has centre position, on the straight line that described centre position is described main shaft (21) to be determined with described driving lever rotating shaft (331) and described pole (22) is away from the position of described driving lever rotating shaft (331).
Sports limiting device for light fixture the most according to claim 4, it is characterised in that:
Described first switch (31) and described second switch (32) are respectively equipped with the first switch shrapnel (311) and second switch shell fragment (321)；
Described pole (22) rotates clockwise or counterclockwise from centre position under the drive of described first motor in the range of 0 °-180 °；When described pole (22) rotates over 180 ° from described centre position, described driving lever (33) is stirred by described pole (22) and presses and contact described first switch shrapnel (311) or described second switch shell fragment (321), thus touch described first switch (31) respectively or described second switch (32) cuts off the power supply of described first motor, make described first motor shut down.
Sports limiting device for light fixture the most according to claim 5, it is characterised in that
Described first gear leg (34) or described second gear leg (35) are used for; damage at described second switch (32) or described first switch (31); described second switch (32) or described first switch (31) can not be touched when making described first motor stalls; blocking the described driving lever (33) being rotated further makes it stop operating; the operating load of described first motor is enlarged, and makes described first motor shut down by motor overload protection.
Sports limiting device for light fixture the most according to claim 2, it is characterised in that:
Described 3rd switch (61) and described 4th switch (62) are respectively equipped with the 3rd switch shrapnel (611) and the 4th switch shrapnel (621)；
Described support (52) rotates under the drive of described second motor, described support (52) pressure contacts described 3rd switch shrapnel (611) or described 4th switch shrapnel (621), thus touch described 3rd switch (61) respectively or described 4th switch (62) cuts off the power supply of described second motor, make described second motor shut down.
Sports limiting device for light fixture the most according to claim 2, it is characterised in that
Described third gear leg (63) is used for; (61) or described 4th switch (62) damage is switched the described 3rd; described 3rd switch (61) or described 4th switch (62) can not be touched when making described second motor shut down; blocking the described support (52) being rotated further makes it stop operating; the operating load of described second motor is enlarged, and makes described second motor shut down by motor overload protection.
9. a motion light fixture (100), including base (110) and lampshade (120)；It is characterized in that:
Also include the sports limiting device described in claim 8, one end of described sports limiting device is connected with base (110) by main shaft (21), the other end is fixed in lampshade (120), described first position-limiting unit is made to be used for lampshade (120) sports limiting in vertical direction for lampshade (120) sports limiting in the horizontal direction, described second position-limiting unit.
Motion light fixture the most according to claim 9, it is characterised in that:
Also include sealing member (130) and water-sealed bearing (140)；The inner ring of described water-sealed bearing (140) is tightly placed in one end that described main shaft (21) is connected with described base (110), the outer ring of described water-sealed bearing (140) and the opening compact siro spinning technology of one end compact siro spinning technology of described sealing member (130), the other end of described sealing member (130) and described lampshade (120)；
Also include pressing plate (150) and connector (160), between the housing of the opening part that the other end of described sealing member (130) is pressed on described pressing plate (150) and described lampshade (120) by described connector (160)；
The both sides that described sealing member (130) tight adjoins outside the outer ring of described water-sealed bearing (140) and with described outside；
Also include the gland (170) being arranged between described base (110) and described sealing member (130)；
Described base (110) is provided with host cavity (180), and described water-sealed bearing (140) is arranged in described host cavity (180).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110075527.7A CN102707728B (en) | 2011-03-28 | 2011-03-28 | Sports limiting device and motion light fixture for light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110075527.7A CN102707728B (en) | 2011-03-28 | 2011-03-28 | Sports limiting device and motion light fixture for light fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102707728A CN102707728A (en) | 2012-10-03 |
| CN102707728B true CN102707728B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110075527.7A Expired - Fee Related CN102707728B (en) | 2011-03-28 | 2011-03-28 | Sports limiting device and motion light fixture for light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102707728B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421890B (en) * | 2013-08-28 | 2018-09-11 | 深圳市海洋王照明工程有限公司 | Lamps and lanterns and its lamp cap regulating mechanism |
| CN111142573B (en) * | 2019-12-27 | 2023-06-13 | 兰州空间技术物理研究所 | Two-dimensional turntable accompanying light projection lighting equipment in space microgravity environment |
| CN114135846B (en) * | 2020-09-03 | 2024-06-18 | 罗布照明公司 | Braking system for automatic lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US1537770A (en) * | 1919-08-23 | 1925-05-12 | Sperry Gyroscope Co Ltd | Positioning mechanism for searchlights |
| CN2442091Y (en) * | 2000-08-03 | 2001-08-08 | 上海纽福克斯汽车配件有限公司 | Radio remote control light lamp |
| US6428196B1 (en) * | 1999-09-30 | 2002-08-06 | Koito Manufacturing Co., Ltd. | Beam angle adjusting device for vehicular headlamp |
| CN2653286Y (en) * | 2003-09-02 | 2004-11-03 | 煜发有限公司 | Remote control combined signal lamp and spotlight |
| CN201306676Y (en) * | 2008-10-16 | 2009-09-09 | 邱诗咏 | Searchlight |
| CN201736002U (en) * | 2010-07-07 | 2011-02-09 | 常州星宇车灯股份有限公司 | Positioning installation mechanism for lamp press-fit device |
-
2011
- 2011-03-28 CN CN201110075527.7A patent/CN102707728B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1537770A (en) * | 1919-08-23 | 1925-05-12 | Sperry Gyroscope Co Ltd | Positioning mechanism for searchlights |
| US6428196B1 (en) * | 1999-09-30 | 2002-08-06 | Koito Manufacturing Co., Ltd. | Beam angle adjusting device for vehicular headlamp |
| CN2442091Y (en) * | 2000-08-03 | 2001-08-08 | 上海纽福克斯汽车配件有限公司 | Radio remote control light lamp |
| CN2653286Y (en) * | 2003-09-02 | 2004-11-03 | 煜发有限公司 | Remote control combined signal lamp and spotlight |
| CN201306676Y (en) * | 2008-10-16 | 2009-09-09 | 邱诗咏 | Searchlight |
| CN201736002U (en) * | 2010-07-07 | 2011-02-09 | 常州星宇车灯股份有限公司 | Positioning installation mechanism for lamp press-fit device |
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| Publication number | Publication date |
|---|---|
| CN102707728A (en) | 2012-10-03 |
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