CN103712148B - LED solar street lights - Google Patents
LED solar street lights Download PDFInfo
- Publication number
- CN103712148B CN103712148B CN201210376921.9A CN201210376921A CN103712148B CN 103712148 B CN103712148 B CN 103712148B CN 201210376921 A CN201210376921 A CN 201210376921A CN 103712148 B CN103712148 B CN 103712148B
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- Prior art keywords
- vertical rod
- battery
- led
- solar panels
- bearing
- 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.)
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- 238000000034 method Methods 0.000 claims abstract description 9
- 230000001105 regulatory Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- -1 lithium iron Chemical compound 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 101700078171 KNTC1 Proteins 0.000 description 10
- 238000005286 illumination Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K Iron(III) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 238000011030 bottleneck Methods 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001172 regenerating Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Abstract
The present invention proposes a kind of LED solar street lights, include vertical rod, the vertical rod is provided with photovoltaic generating system and LED lamp, photovoltaic generating system is connected with LED lamp by circuit, is that LED lamp is powered, and has bearing at the top of vertical rod, photovoltaic generating system is on bearing, the bearing has adjusted device, can change the angle of bearing and vertical rod by adjusted device, the direction of solar panels is adjusted.The street lamp is powered using solar photovoltaic generation system, and adjusted device is provided between solar panels and vertical rod, convenient direction and angle to solar panels is adjusted, each part is connected by Detachable connection structure, it is easy for installation and removal, and charge and discharge process is controlled using intelligent controller, it is easy to use.
Description
Technical field
The present invention relates to the LED Solar Light, more particularly to LED solar street lights.
Background technology
The non-renewable energy resources such as coal, oil are day by day exhausted, and which is using the harm caused to environment
Become increasingly conspicuous, energy problem becomes the bottleneck of restriction socio-economic development.Solar energy is cleaning
Regenerative resource, it is desirable to solar energy generally using restructuring the use of energy, realization can
Sustainable development, therefore increasing country starts exploitation solar energy resources, seeks economic development
New power.LED is a kind of semiconductor that can convert electrical energy into visible ray,
With life-span length, light efficiency height, light colour purity, stability are high, security is good, radiationless, low work(
The series of advantages such as consumption, antidetonation, resistance to impact, therefore be widely used in LED lamp.
Large-scale solar power generation grid-connecting application is also difficult in a short time, but mini system power supply
Certain application is obtained.With the development of solar electrical energy generation and LED illumination industry, various street lamps
New product is continued to bring out, and solar LED street lamp starts to be widely applied.Solar LED street lamp
Have many advantages, such as：Conventional energy resource need not be used, it is free from environmental pollution；It is safe and reliable, safeguard
It is convenient；Without connecting public electric wire net, therefore road surface or meadow, Wu Xukai need not be excavated when installing
Ditch buries cable, can install everywhere as needed.With solar energy generation technology and LED illumination
Popularization, solar street light, solar energy garden lamp, solar lawn lamp and solar energy scenery lamp
Comparatively fast developed.
Currently, the outstanding problem that China's implementation solar lighting economize on electricity product is present shows：Technology water
Flat low, larger with world level gap, unstable product quality, service life are short；Production enterprise
The universal scale of industry is less, and technique falls behind；Ligthing paraphernalia unreasonable products structure, raw material and matches somebody with somebody
The coordinated development degree of part is poor, it is impossible to adapt to the requirement of industrialized development.Therefore, it is necessary to right
Existing solar street light carries out structure optimization, to lift the ease of use of solar street light,
Reach the purpose of energy-saving and emission-reduction.
The content of the invention
It is an object of the invention to provide LED solar street lights, facilitate installing and using for solar street light, make
Its reliability gets a promotion.
The present invention for the solution technical scheme that adopts of its technical problem is,
LED solar street lights, include vertical rod, and the vertical rod is provided with photovoltaic generating system and LED lamp
, photovoltaic generating system is connected with LED lamp by circuit, is that LED lamp is powered, at the top of vertical rod
With bearing, on bearing, the bearing has adjusted device to photovoltaic generating system, can pass through
Adjusted device changes the angle of bearing and vertical rod, and the direction of solar panels is adjusted.
Photovoltaic generating system includes solar panels, controller and battery, and controller is connected to too
It is positive the charging process of battery to be regulated and controled, had on controller between plate and battery
Lead-out terminal, LED lamp are connected with battery by the lead-out terminal, and controller is to battery
Discharge process is regulated and controled, and arrester is provided between controller and solar panels, and battery also connects
Protection circuit plate is connected to, arrester is connected with solar panels by terminal box, arrester and wiring
Photovoltaic switch is provided with the connection line of box, in controller and the connection line of battery, storage is provided with
Cell switch.
Bearing includes support body, and the support body is connected with solar panels, and support body rear portion is provided with backboard, in the back of the body
Cavity is formed between plate and solar panels, battery is located in the cavity with controller.
Support body is provided with a pair of fins, and cross bar is provided between fin, and the cross bar two ends are connected with fin,
Fin can be rotated on cross bar, and fin and cross bar constitute adjusted device.
Cross bar two ends have ring flange, and fin is provided with one group of long arc-shaped holes, pass through arc by connector
Ring flange is connected by elongated hole with fin, and rotating blade can be such that connector moves in long arc-shaped holes,
Rotate support body.
Transfer tube is connected with cross bar, there is at the top of vertical rod Plug Division, transfer tube is enclosed within Plug Division,
Transfer tube is fixedly connected with Plug Division by tight fixed bolt, makes support body be connected with vertical rod.
Cantilever is connected with vertical rod, LED lamp is located on the cantilever.
Cantilever one end is provided with connecting plate, cantilever is connected with vertical rod through the connecting plate by securing member, LE
D light fixtures are connected to the other end of cantilever.
The bottom of vertical rod is provided with base, and the base has connecting hole, passes through the connecting hole by connecting bolt
Base is connected with concrete foundation, makes vertical rod be erected at ground.
Backboard side is provided with one group of through hole, and photovoltaic switch, battery switch and lead-out terminal are logical from this
Stretching out in hole, wiring and connecting and disconnecting of the circuit operation being carried out to facilitate, lead-out terminal is by waterproof aviation
Socket is filled the post of.
In one embodiment of the invention, battery is filled the post of using ferric phosphate lithium cell.
During installation, concrete foundation being made first, controlling base water plane, then vertical rod is installed,
Adjustment vertical angle, fastens base nut, vertical rod is erect on the ground, then arranges LED
The connection cables of tool, install the bearing of photovoltaic generating system, are fixed after adjusting angle,
External photovoltaic switch and battery switch and waterproof aviation socket, finally will using connection cables
Lead-out terminal and LED lamp are connected, and open photovoltaic switch and battery switch, and street lamp will be at night
Automatic bright light.
The street lamp has intelligent electric power management controller control power output, can be built-in with electrodeless setting
Lightning protection function, each part are highly integrated in factory, install very convenient, without the need at the scene
Wiring, only one waterproof plug are pinned, as long as scene completes to lift light pole and fastening
, installation opening switch, evening street lamp can be enabled automatically.
It is an advantage of the current invention that the street lamp is powered using solar photovoltaic generation system, and in the sun
Adjusted device can be provided between plate and vertical rod, convenient direction and angle to solar panels is carried out
Adjustment, each part are connected by Detachable connection structure, are easy for installation and removal, and are adopted intelligence
Energy controller is controlled to charge and discharge process, easy to use.
Description of the drawings
Fig. 1 is the structural representation of solar street light proposed by the present invention；
Fig. 2 is the scheme of installation of the solar street light；
Fig. 3 is the seat structure schematic diagram of the solar street light；
Fig. 4 is the back board structure schematic diagram of the solar street light；
Fig. 5 is the upward view of Fig. 4 dorsulums；
Fig. 6 is the structural representation of photovoltaic generating system.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are readily apparent from
Understand, with reference to diagram and specific embodiment, the present invention is expanded on further.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, solar street light bag proposed by the present invention
Vertical rod 1 is included, vertical rod 1 is provided with photovoltaic generating system 2 and LED lamp 3, photovoltaic generating system 2
It is connected with LED lamp 3 by circuit, is that LED lamp 3 is powered, photovoltaic generating system 2 includes too
Positive energy plate 21 and battery and controller, the top of vertical rod 1 has bearing 4, solar panels 21
、
, on bearing 4, bearing 4 has adjusted device, can pass through tuning machine for battery and controller
Structure changes the angle of bearing 4 and vertical rod 1, and the direction of solar panels 21 is adjusted.
Bearing 4 includes support body 41, and support body 41 is connected with solar panels 21, and 41 rear portion of support body is provided with backboard
42, cavity is formed between backboard 42 and solar panels 21, battery is located at the chamber with controller
In body.Support body 41 is provided with a pair of fins 43, and cross bar 44,44 liang of cross bar are provided between fin 43
End is connected with fin 43, and fin 43 can be rotated on cross bar 44, and fin 43 and the composition of cross bar 44 are adjusted
To mechanism.The two ends of cross bar 44 have ring flange 441, and fin 43 is provided with one group of long arc-shaped holes 4
31, ring flange 441 is connected with fin 43 through long arc-shaped holes 431 by connector 442, rotates the wing
Piece 43 can be such that connector 442 moves in long arc-shaped holes 431, rotate support body 41.
Transfer tube 45 is connected with cross bar 44, the top of vertical rod 1 has Plug Division 11, and transfer tube 45 is enclosed within
On Plug Division 11, transfer tube 45 is fixedly connected with Plug Division 11 by tight fixed bolt 451, makes support body
41 are connected with vertical rod 1.Cantilever 5 is connected with vertical rod 1, LED lamp 3 is located on cantilever 5.Cantilever
5 one end are provided with connecting plate 51, cantilever 5 are connected with vertical rod 1 through connecting plate 51 by securing member 52,
LED lamp 3 is connected to the other end of cantilever 5.The bottom of vertical rod 1 is provided with base 12, and base 12 has
There is connecting hole, base 12 be connected with concrete foundation 6 through the connecting hole by connecting bolt 61,
Vertical rod 1 is made to be erected at ground.Backboard 42 is provided with one group of passage 421, is the electric power storage in cavity
Pond and controller ventilation.LED lamp 3 includes lampshade 31 and lamp body 32.
Photovoltaic generating system includes solar panels, controller and battery, and controller 71 is connected to
Between solar panels 21 and battery 72, the charging process of battery 72 is regulated and controled, controlled
There is on device 71 lead-out terminal 711, LED lamp 3 is connected with battery 72 by the lead-out terminal,
Controller 71 regulates and controls to the discharge process of battery 72, controller 71 and solar panels 21 it
Between be provided with arrester 73, battery 72 is also associated with protection circuit plate 74, and arrester 73 is by connecing
Line box 75 is connected with solar panels, is provided with photovoltaic in arrester 73 and the connection line of terminal box 75
Switch 751, is provided with battery switch 721 in controller 71 and the connection line of battery 72.
42 side of backboard is provided with one group of through hole 422, photovoltaic switch, battery switch and lead-out terminal from
Stretching out in through hole 422, wiring and connecting and disconnecting of the circuit operation being carried out to facilitate, lead-out terminal is by waterproof
Aviation socket is filled the post of.
During installation, concrete foundation being made first, controlling base water plane, then vertical rod is installed,
Adjustment vertical angle, fastens base nut, vertical rod is erect on the ground, then arranges LED
The company of tool
Wiring cable, installs the bearing of photovoltaic generating system, is fixed, external light after adjusting angle
Volt switch and battery switch and waterproof aviation socket, finally using connection cables by output end
Son and LED lamp are connected, and open photovoltaic switch and battery switch, and street lamp will be automatically bright at night
Lamp.In the present embodiment, connection cables adopt T ü V certification cables.
It should be noted that：
1. the direction and angle of solar panels has to comply with the longitude and latitude of locality, can otherwise affect solar energy
The normal power generation of plate；
2. after street lamp is installed, the surface of solar panels must be cleaned out, and can otherwise affect the sun
The normal power generation of energy plate；
3. street lamp is -20～+60 degree using temperature environment, such as need to use in particular circumstances, can also adopt
With special controller（- 50～+80 degree）；
4. the solar street light can bear 60m/s wind speed, more than 60m/s wind speed in the case of, need note
Meaning checks that each position of street lamp is whether peculiar；
5. it is sure not all objects unrelated with street lamp are hung on light pole；
6. in the present embodiment, using 20W light sources, luminous flux 2500lm, luminous efficiency 68.22lm,
When distance is 4m, center illumination 34.22lx, transverse illumination are 30.29m, and vertical lighting is 6.9
5m；
7. the street lamp can be installed and used in waterlogging area, and the depth of water can be in 3～3.5 meters of normal uses.
The street lamp has intelligent electric power management controller control power output, can be built-in with electrodeless setting
Lightning protection function, each part are highly integrated in factory, install very convenient, without the need at the scene
Wiring, only one waterproof plug are pinned, as long as scene completes to lift light pole and fastening
, installation opening switch, evening street lamp can be enabled automatically.In the present embodiment, street lamp work
Make the time and start 10 hours for sunset（4～5 hours total powers, rear 4～5 hours half-powers of money are defeated
Go out）, continuously can keep within overcast and rainy 7～10 days illumination（Depending on the capacity configuration of battery), can be with
Be widely applied the illumination of the places such as square, major trunk roads, road, it is novel in design, beneficial to promoting and
Use.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.This
The technical staff of industry it should be appreciated that the present invention is not restricted to the described embodiments, above-mentioned enforcement
Merely illustrating the principles of the invention described in example and specification, without departing from spirit of the invention and
On the premise of scope, the present invention also has various changes and modifications, and these changes and improvements both fall within
In scope of the claimed invention.The claimed scope of the invention is by appending claims
And its equivalent is defined.
Claims (3)
1.LED solar street lights, include vertical rod, and the vertical rod is provided with photovoltaic generating system and LED
Tool, photovoltaic generating system is connected with LED lamp by circuit, is that LED lamp is powered, and its feature exists
In, there is at the top of vertical rod bearing, on bearing, the bearing has adjusted device to photovoltaic generating system,
The angle of bearing and vertical rod can be changed by adjusted device, the direction of solar panels is adjusted, photovoltaic
Electricity generation system includes solar panels, controller and battery, and controller is connected to solar panels and stores
Between battery, the charging process of battery is regulated and controled, there is on controller lead-out terminal, LED
Tool is connected with battery by the lead-out terminal, and controller regulates and controls to the discharge process of battery, is controlled
Arrester is provided between device processed and solar panels, battery is also associated with protection circuit plate, and arrester passes through
Terminal box is connected with solar panels, is provided with photovoltaic switch, control in arrester and the connection line of terminal box
Battery switch is provided with device and the connection line of battery；
Bearing includes support body, and the support body is connected with solar panels, and support body rear portion is provided with backboard, in backboard
Cavity is formed between solar panels, support body is provided with a pair of fins, and cross bar is provided between fin, the horizontal stroke
Bar two ends are connected with fin, and fin can be rotated on cross bar, and fin and cross bar constitute adjusted device；
Cross bar two ends have ring flange, and fin is provided with one group of long arc-shaped holes, long through arc by connector
Ring flange is connected by hole with fin, and rotating blade can be such that connector moves in long arc-shaped holes, revolve support body
Turn；
Transfer tube is connected with cross bar, there is at the top of vertical rod Plug Division, transfer tube is enclosed within Plug Division, by
Transfer tube is fixedly connected by tight fixed bolt with Plug Division, makes support body be connected with vertical rod；
Cantilever is connected with vertical rod, LED lamp is located on the cantilever；
Cantilever one end is provided with connecting plate, cantilever is connected with vertical rod through the connecting plate by securing member, LED
Light fixture is connected to the other end of cantilever.
2. LED solar street lights according to claim 1, it is characterised in that the bottom of vertical rod sets
There is base, the base has connecting hole, the connecting hole is passed through by base and concrete foundation by connecting bolt
It is connected, makes vertical rod be erected at ground.
3. LED solar street lights according to claim 1, it is characterised in that battery adopts phosphorus
Sour lithium iron battery is filled the post of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210376921.9A CN103712148B (en) | 2012-09-28 | 2012-09-28 | LED solar street lights |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210376921.9A CN103712148B (en) | 2012-09-28 | 2012-09-28 | LED solar street lights |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103712148A CN103712148A (en) | 2014-04-09 |
| CN103712148B true CN103712148B (en) | 2017-04-05 |
Family
ID=50405338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210376921.9A Active CN103712148B (en) | 2012-09-28 | 2012-09-28 | LED solar street lights |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103712148B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456385A (en) * | 2014-11-13 | 2015-03-25 | 常州南夏墅建设有限公司 | Municipally-used energy-saving street lamp |
| CN105071745A (en) * | 2015-08-01 | 2015-11-18 | 浙江嘉科新能源科技有限公司 | Rapid installation device of solar photovoltaic module |
| CN105180071A (en) * | 2015-10-18 | 2015-12-23 | 赵健 | Solar street lamp having self-dedusting function |
| CN106764951A (en) * | 2015-11-20 | 2017-05-31 | 天津市贝斯特防爆电器有限公司 | A kind of High-Pole Lamp has drop preventer |
| CN107940414B (en) * | 2017-11-20 | 2020-06-23 | 江门市云达灯饰有限公司 | Connecting piece of garden lamp |
| CN107906456A (en) * | 2017-11-27 | 2018-04-13 | 花泽燕 | A kind of solar street light |
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| CN101287315A (en) * | 2008-06-02 | 2008-10-15 | 武汉日新科技照明有限公司 | Intelligent control power-saving device for solar tunnel illumination |
| CN101610043A (en) * | 2008-06-20 | 2009-12-23 | 林于纮 | Solar energy strong-efficiency light condensing and sun facing device |
| CN101666451A (en) * | 2008-09-04 | 2010-03-10 | 上海宏源照明电器有限公司 | Solar street lamp |
| CN201925839U (en) * | 2010-08-25 | 2011-08-10 | 珠海麟盛电子科技有限公司 | Solar street lamp with automatically adjustable angle |
| CN202791776U (en) * | 2012-10-10 | 2013-03-13 | 上海超日太阳能工程有限公司 | Novel solar streetlamp |
-
2012
- 2012-09-28 CN CN201210376921.9A patent/CN103712148B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287315A (en) * | 2008-06-02 | 2008-10-15 | 武汉日新科技照明有限公司 | Intelligent control power-saving device for solar tunnel illumination |
| CN101610043A (en) * | 2008-06-20 | 2009-12-23 | 林于纮 | Solar energy strong-efficiency light condensing and sun facing device |
| CN101666451A (en) * | 2008-09-04 | 2010-03-10 | 上海宏源照明电器有限公司 | Solar street lamp |
| CN201925839U (en) * | 2010-08-25 | 2011-08-10 | 珠海麟盛电子科技有限公司 | Solar street lamp with automatically adjustable angle |
| CN202791776U (en) * | 2012-10-10 | 2013-03-13 | 上海超日太阳能工程有限公司 | Novel solar streetlamp |
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| CN103712148A (en) | 2014-04-09 |
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| CB03 | Change of inventor or designer information |
Inventor after: Mo Huolao Inventor after: Zeng Lingqiang Inventor after: Xiang Weiwei Inventor after: Pan Houxing Inventor after: Li Mingcheng Inventor after: Mo Shijie Inventor after: Zeng Lingjun Inventor after: Li Juwen Inventor after: Mo Yaqin Inventor before: Tu Xiaomin |
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Effective date of registration: 20170303 Address after: 511300 Guangdong, Zengcheng District, Xintang, Yonghe Town, Fitch hill international road, room 4, No. 1001, room Applicant after: GUANGZHOU KESHENG ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. Address before: 201401 Fengxian District, Shanghai Town, Fairview apartment, floor B, block Applicant before: Tu Xiaomin |
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Effective date of registration: 20211222 Address after: 276000 No. 001, Torch Building, Keji Avenue, high tech Zone, Linyi City, Shandong Province Patentee after: Linyi high tech Real Estate Co.,Ltd. Address before: 511300 room 1001, No. 4, Yonghe Yushan international exchange earning Avenue, Xintang Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU KESHENG ENVIRONMENTAL TECHNOLOGY CO.,LTD. |