CN106287525A - A kind of energy-conservation lawn street lamp - Google Patents

A kind of energy-conservation lawn street lamp Download PDF

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Publication number
CN106287525A
CN106287525A CN201610868694.XA CN201610868694A CN106287525A CN 106287525 A CN106287525 A CN 106287525A CN 201610868694 A CN201610868694 A CN 201610868694A CN 106287525 A CN106287525 A CN 106287525A
Authority
CN
China
Prior art keywords
lamp housing
lampshade
pedestal
energy
windmill
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.)
Pending
Application number
CN201610868694.XA
Other languages
Chinese (zh)
Inventor
戴岳平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Chengyuan Photoelectric Technology Co Ltd
Original Assignee
Suzhou Chengyuan Photoelectric Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Chengyuan Photoelectric Technology Co Ltd filed Critical Suzhou Chengyuan Photoelectric Technology Co Ltd
Priority to CN201610868694.XA priority Critical patent/CN106287525A/en
Publication of CN106287525A publication Critical patent/CN106287525A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/026—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by using wind power, e.g. using wind turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/04—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator
    • F21S9/043—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator driven by wind power, e.g. by wind turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/109—Outdoor lighting of gardens

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The energy-conservation lawn street lamp of one of the present invention, including lampshade, lamp housing, light source, windmill electric generating apparatus and sealing flange device, described lampshade is connected with the upper end of described lamp housing by flexible clamping parts, described sealing flange device is located at bottom described lamp housing, described light source is connected with described sealing flange device by buffer connecting rods, described lampshade top is provided with described windmill electric generating apparatus, described windmill electric generating apparatus is connected with described accumulator by controller, not using external power source when, can be powered by the electric energy of accumulators store.The simple in construction that has the beneficial effect that of the present invention, handsome in appearance, energy-conserving and environment-protective, sealed waterproof effect is good, water, shock, and light fixture is long for service life.

Description

A kind of energy-conservation lawn street lamp
Technical field
The present invention relates to field of light fittings, particularly relate to a kind of energy-conservation lawn street lamp.
Background technology
Along with socioeconomic development, the development in city is increasingly faster, the life of people, urban cells and public affairs for convenience Lawn, garden is designed with luminaire, the design of Lawn lamp mainly with external form soft light for urban green space landscape increase safety with Beauty, and generally there is the feature such as by force easy for installation, ornamental, can be used for park, garden villa, square greening, etc. place The decorative lighting of greenbelt, but Lawn lamp is owing to being placed on outdoor for a long time, exposes to wind and rain, and sealing ring is the most aging, and water electrode is easy Leaking into and cause light fixture to damage in light fixture, Lawn lamp has always a demand for opening illumination night simultaneously, if meeting the situations such as power failure, easily makes Become potential safety hazard.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of energy-conservation lawn street lamp, its simple in construction, seal waterproof effect The best, can effectively reduce power consumption, it is to avoid occurring having a power failure cannot the situation of bright light.
The energy-conservation lawn street lamp of one of the present invention, its technical scheme used is: include lampshade, lamp housing, fluorescent tube, base Seat, windmill electric generating apparatus, controller, accumulator and sealing flange device, described lampshade is by flexible clamping parts and described lamp The upper end of shell connects, and described sealing flange device is located at bottom described lamp housing, and described pedestal is positioned at described lamp housing and by slow Rushing attachment means to be connected with described sealing flange device, described pedestal is provided with connecting tube, is provided with described control in described connecting tube Device processed and accumulator, described lampshade top is provided with described windmill electric generating apparatus, and described windmill electric generating apparatus passes through controller and institute Stating accumulator to connect, described accumulator is connected with described pedestal, and described fluorescent tube is symmetrically arranged at described around described connecting tube periphery On pedestal, described power line one end is connected with described pedestal, the other end of described power line through described sealing flange device with External power source connects.
Described windmill electric generating apparatus is sent to accumulator by the electric power that wind energy produces by controller and stores, and controller can Preventing the excessive discharge and recharge of accumulator, connecting tube is located in the middle of fluorescent tube, makes connection member not mixed and disorderly, and fluorescent tube is around connecting tube periphery pair Claiming to be distributed on pedestal, light source is uniform, and described connecting tube can use floodlight plate, increases light-source brightness；Have a power failure or power shortage Under state, can enable in accumulator and power, energy-conservation environmental protection again, meanwhile, light fitting shape is attractive in appearance；Described lampshade passes through flexible clamping portion Part is connected with lamp housing, it is simple to dismounting and change lamp housing inner part during later period maintenance, makes wire with lamp housing even by sealing flange device Connecing position to seal, seal member is difficult to aged deterioration.
Improving further, described windmill electric generating apparatus includes fan blade, Windmill stand and electromotor, in described Windmill stand inside Sky, its lower end is one-body molded with described lampshade, and described fan blade is located at described Windmill stand upper end, and described electromotor is located at described windmill In frame, and it is connected with described fan blade.
Windmill stand lower end is one-body molded with described lampshade, it is to avoid water immerses in lampshade, and fan blade rotates, connected Changes mechanical energy is that electric energy is stored to accumulator by controller by motor, when or else using external power source to power, has electric power storage Pond powers.
Improving further, described sealing flange device includes inner flange and outward flange, described lamp housing bottom outside wall sets Fluted, described groove center is provided with the power supply string holes vertically run through bottom described lamp housing, and described inner flange is located at described lamp housing Interior and parallel with described lamp housing lower wall, the downside of described inner flange is provided with closure gasket groove, is provided with in described closure gasket groove Sealing ring, described outward flange is embedded in described groove and is connected with described inner flange by bolt.
Described inside and outside flange and the described concentricity axle of power supply string holes, it is preferred that the hole of described inside and outside flange center and institute Stating power line bore dia identical, wire sequentially passes through inner flange, power supply string holes, outward flange, and the hole of inside and outside flange center is provided with Rubber ring, it is centered around power line periphery, makes the seam crossing bottom power line and lamp housing seal according to the principle of flange seal.
Improving further, described flexible clamping parts include spring and some elastic clipping strips, and described elastic clipping strip includes bullet Property connecting portion and hook part integrated with it, described lampshade downside is provided with elastic seal ring I, described elastic clipping strip Being positioned at the periphery of described elastic seal ring I, described elastic joint part is connected with described lampshade downside by described spring respectively And constituting a circular ring structure closed, the upper end of described lamp housing is provided with elastic seal ring II, the top of described lamp housing lateral wall Being provided with angle groove, described lampshade is connected together by the angle groove of the hook part of described elastic clipping strip with described lamp housing.
When described lampshade engages with described lamp housing downwards, elastic seal ring I and elastic seal ring II are the most compacted, elastic Move out under the stop of lamp housing lateral wall bottom card article, outside the hook part of elastic clipping strip is snapped down to along with the motion of lampshade During the angle groove of side, under the action of the spring, hook part snaps in angle groove described elastic clipping strip, and light cover seals even with lamp housing Connect.Described angle groove cross section is preferably opening angle groove oliquely downward, the best and described crotch of structure of described angle groove Portion's structure matches.This structure easy installation and removal, good sealing effect；The internal diameter of described elastic seal ring I is slightly larger than described bullet Property sealing ring II external diameter, it is also possible to the internal diameter of elastic seal ring II is tied slightly larger than the external diameter of elastic seal ring I, double-layer seal rings Structure more can be the most waterproof.
Improving further, described lampshade is umbrella planar structure, and described lampshade edge is provided with downward extension.
The umbrella planar structure of described lampshade, makes rainwater will not amass at cover surface, and the lower end of described extension is preferably lower than The lower end of angle groove, can preferably play the effect keeped out wind and rain, it is to avoid lampshade is exposed in wind and rain with the seam crossing of lamp housing, Effectively protect flexible clamping parts simultaneously, extend its service life.
Improving further, described buffer connecting rods includes support bar, damping spring and support shell fragment, and described support bar is Some, it is distributed along described pedestal even circumferential, and the two ends of described support bar connect described pedestal and described inner flange, institute respectively Stating and be installed with some support shell fragments on lamp housing medial wall, the free end correspondence respectively of described support shell fragment is set in described support bar Going up and be positioned at the lower section of described pedestal, described damping spring is set on described support bar and is positioned at below described support shell fragment.
Described pedestal is located on inner flange by support bar, keeps between described pedestal, fluorescent tube and described lamp housing medial wall Certain space, can reach to properly increase the effect of radiating rate；Meanwhile, fluorescent tube and pedestal are by shell fragment and damping spring Effect, can reduce the vibrations in handling process of the lawn street lamp described in this invention impact on light source, protect light source, prolong Long life.
The simple in construction that has the beneficial effect that of the present invention, handsome in appearance, energy-conserving and environment-protective, sealed waterproof effect is good, waterproof Shockproof, light fixture is long for service life.
Accompanying drawing explanation
It is clearly understood to make present disclosure be easier to, below according to specific embodiment and combine accompanying drawing, right The present invention is described in further detail.
Fig. 1 is that the master of the present invention regards cross-sectional view.
Fig. 2 is described A portion partial enlargement structural representation.
Fig. 3 is lamp design schematic diagram described in Fig. 1.
Fig. 4 is that the described windmill electric generating apparatus right side regards cross-sectional view.
Wherein: 1-lampshade, 11-elastic seal ring I, 12-extension, 2-lamp housing, 21-elastic seal ring II, 22-angle Groove, 23-groove, 3-fluorescent tube, 31-pedestal, 4-power line, 5-sealing flange device, 51-inner flange, 52-outward flange, 53-electricity Source string holes, 54-sealing ring, 55-bolt, 6-flexible clamping parts, 61-spring, 62-elastic clipping strip, 621-elastic joint part, 622-hook part, 7-buffer connecting rods, 71-support bar, 72-damping spring, 73-supports shell fragment, 8-windmill electric generating apparatus, 81-controller, 82-accumulator, 83-fan blade, 84-Windmill stand, 85-electromotor, 9-connecting tube.
Detailed description of the invention
As Figure 1-4, a kind of energy-conservation lawn street lamp, including lampshade 1, lamp housing 2, fluorescent tube 3, pedestal 31, windmill generating dress Putting 8 and sealing flange device 5, described lampshade 1 is in umbrella planar structure, and described lampshade 1 edge is provided with downward extension 12, described Lampshade 1 is connected with the upper end of described lamp housing 2 by flexible clamping parts 6, and described sealing flange device 5 is located at described lamp housing 2 Bottom, described pedestal 31 is positioned at described lamp housing 2 and is connected with described sealing flange device 5 by buffer connecting rods 7, described Pedestal 31 is provided with connecting tube 9, is provided with described controller 81 and accumulator 82 in described connecting tube 9, and the top of described lampshade 1 sets Described windmill electric generating apparatus 8, described windmill electric generating apparatus 8 is had to include fan blade 83, Windmill stand 84 and electromotor 85, described Windmill stand 84 inner hollow, its lower end is one-body molded with described lampshade 1, and described fan blade 83 is located at described Windmill stand upper end, described electromotor 85 are located in described Windmill stand 84, and its input is connected with described fan blade 83, and the outfan of described electromotor 85 passes through controller 81 are connected with described accumulator 82, and the outfan of described accumulator 82 is connected with described pedestal 31, and described fluorescent tube 3 is around described company Adapter periphery is also symmetrically arranged on described pedestal 31, and described power line 4 one end is connected with described pedestal 31, described power line 4 The other end is connected through described sealing flange device 5 with external power source.
Described sealing flange device 5 includes inner flange 51 and outward flange 52, and the bottom outside wall of described lamp housing 2 is provided with recessed Groove 23, the center of described groove 23 is provided with the power supply string holes 53 vertically run through bottom described lamp housing, and described inner flange 51 is located at institute Stating lamp housing 2 interior and parallel with the lower wall of described lamp housing 2, the downside of described inner flange 51 is provided with closure gasket groove, described close Being provided with sealing ring 54 in seal ring groove, described outward flange 52 is embedded in described groove 23 and by bolt 55 and described inner flange 51 Connect.
Described flexible clamping parts 6 include that spring 61 and some elastic clipping strips 62, described elastic clipping strip 62 include elastic company Connecing portion 621 and hook part integrated with it 622, the downside of described lampshade 1 is provided with elastic seal ring I 11, described Elastic clipping strip 62 is positioned at the periphery of described elastic seal ring I 11, and described elastic joint part divides 621 Tong Guo described spring 61 and institute The downside stating lampshade 1 connects and constitutes the circular ring structure of a Guan Bi, and the upper end of described lamp housing 2 is provided with elastic seal ring II 21, the internal diameter of described elastic seal ring I 11 is slightly larger than the external diameter of described elastic seal ring II 21, on the lateral wall of described lamp housing 21 Portion is provided with angle groove 22, and described lampshade 1 is blocked by the angle groove 22 of the hook part 622 of described elastic clipping strip 62 with described lamp housing 2 Close and connect.
Described buffer connecting rods 7 includes some support bars 71 along the distribution of described pedestal 31 even circumferential, damping spring 72 and support shell fragment 73, the two ends of described support bar 71 connect described pedestal 31 and described inner flange 51 respectively, described lamp housing 2 Being installed with some support shell fragments 73 on medial wall, the free end correspondence respectively of described support shell fragment 73 is set in described support bar 71 Going up and be positioned at the lower section of described pedestal 31, described damping spring 72 is set on described support bar 71 and is positioned at described support shell fragment The lower section of 73.
The foregoing is only the preferred version of the present invention, be not intended as limitation of the invention further, every utilization is originally The various equivalence changes that description of the invention and accompanying drawing content are made are all within protection scope of the present invention.

Claims (6)

1. an energy-conservation lawn street lamp, it is characterised in that include lampshade, lamp housing, fluorescent tube, pedestal, windmill electric generating apparatus, control Device, accumulator and sealing flange device, described lampshade is connected with the upper end of described lamp housing by flexible clamping parts, described sealing Flange apparatus is located at bottom described lamp housing, and described pedestal is positioned at described lamp housing and by buffer connecting rods and described Sealing Method Blue device connects, and described pedestal is provided with connecting tube, is provided with described controller and accumulator, described lampshade top in described connecting tube Portion is provided with described windmill electric generating apparatus, and described windmill electric generating apparatus is connected with described accumulator by controller, described accumulator Being connected with described pedestal, described fluorescent tube is symmetrically arranged on described pedestal around described connecting tube periphery, described power line one end with Described pedestal connects, and the other end of described power line is connected through described sealing flange device with external power source.
The energy-conservation lawn street lamp of one the most according to claim 1, it is characterised in that described windmill electric generating apparatus includes wind Leaf, Windmill stand and electromotor, described Windmill stand inner hollow, its lower end is one-body molded with described lampshade, and described fan blade is located at institute Stating Windmill stand upper end, described electromotor is located in described Windmill stand, and is connected with described fan blade.
The energy-conservation lawn street lamp of one the most according to claim 1, it is characterised in that described sealing flange device includes interior method Orchid and outward flange, described lamp housing bottom outside wall is provided with groove, and described groove center is provided with and vertically runs through bottom described lamp housing Power supply string holes, described inner flange is located in described lamp housing and parallel with described lamp housing lower wall, the downside of described inner flange Being provided with closure gasket groove, be provided with sealing ring in described closure gasket groove, described outward flange is embedded in described groove and passes through bolt It is connected with described inner flange.
The energy-conservation lawn street lamp of one the most according to claim 1, it is characterised in that described flexible clamping parts include spring With some elastic clipping strips, described elastic clipping strip includes elastic joint part and hook part integrated with it, under described lampshade Side is provided with elastic seal ring I, and described elastic clipping strip is positioned at the periphery of described elastic seal ring I, and described elastic joint part divides Tong Guo not be connected with described lampshade downside and constitute the circular ring structure of a Guan Bi by described spring, the upper end of described lamp housing is provided with Elastic seal ring II, described lamp housing upper outside wall is provided with angle groove, and described lampshade is by the hook part of described elastic clipping strip It is connected together with the angle groove of described lamp housing.
The energy-conservation lawn street lamp of one the most according to claim 1, it is characterised in that described lampshade is umbrella planar structure, institute State lampshade edge and be provided with downward extension.
6. according to the energy-conservation lawn street lamp of one described in any one of claim 1-5, it is characterised in that described buffer connecting rods Including support bar, damping spring and support shell fragment, described support bar is some, and it is distributed along described pedestal even circumferential, described The two ends of support bar connect described pedestal and described inner flange respectively, and described lamp housing medial wall is installed with some support shell fragments, The free end of described support the shell fragment corresponding lower section being set on described support bar and being positioned at described pedestal, described damping bullet respectively Spring is set on described support bar and is positioned at below described support shell fragment.
CN201610868694.XA 2016-09-30 2016-09-30 A kind of energy-conservation lawn street lamp Pending CN106287525A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610868694.XA CN106287525A (en) 2016-09-30 2016-09-30 A kind of energy-conservation lawn street lamp

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Application Number Priority Date Filing Date Title
CN201610868694.XA CN106287525A (en) 2016-09-30 2016-09-30 A kind of energy-conservation lawn street lamp

Publications (1)

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CN106287525A true CN106287525A (en) 2017-01-04

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008226600A (en) * 2007-03-12 2008-09-25 Lead Co Ltd Illuminating device
CN101571256A (en) * 2008-12-29 2009-11-04 安徽风日光电科技有限责任公司 Intelligent street lamp with comprehensive utilization of various energy sources
CN101865429A (en) * 2009-04-17 2010-10-20 海洋王照明科技股份有限公司 Vibration damping motor vehicle lamp
CN201666519U (en) * 2010-04-20 2010-12-08 芦世杰 Lawn lamp
CN203395832U (en) * 2013-06-18 2014-01-15 惠州市华阳光电技术有限公司 Light-emitting diode (LED) lamp
CN104728758A (en) * 2015-03-25 2015-06-24 句容市万福达工艺品厂 Solar lawn lamp
CN205504676U (en) * 2016-03-29 2016-08-24 棕榈设计有限公司 Novel prevent drainage garden lamp
CN206347488U (en) * 2016-09-30 2017-07-21 苏州承源光电科技有限公司 One kind energy-conservation lawn street lamp

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008226600A (en) * 2007-03-12 2008-09-25 Lead Co Ltd Illuminating device
CN101571256A (en) * 2008-12-29 2009-11-04 安徽风日光电科技有限责任公司 Intelligent street lamp with comprehensive utilization of various energy sources
CN101865429A (en) * 2009-04-17 2010-10-20 海洋王照明科技股份有限公司 Vibration damping motor vehicle lamp
CN201666519U (en) * 2010-04-20 2010-12-08 芦世杰 Lawn lamp
CN203395832U (en) * 2013-06-18 2014-01-15 惠州市华阳光电技术有限公司 Light-emitting diode (LED) lamp
CN104728758A (en) * 2015-03-25 2015-06-24 句容市万福达工艺品厂 Solar lawn lamp
CN205504676U (en) * 2016-03-29 2016-08-24 棕榈设计有限公司 Novel prevent drainage garden lamp
CN206347488U (en) * 2016-09-30 2017-07-21 苏州承源光电科技有限公司 One kind energy-conservation lawn street lamp

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Application publication date: 20170104