CN202708867U - LED (light emitting diode) modularizing tunnel lamp with detachable light source - Google Patents
LED (light emitting diode) modularizing tunnel lamp with detachable light source Download PDFInfo
- Publication number
- CN202708867U CN202708867U CN2012203747893U CN201220374789U CN202708867U CN 202708867 U CN202708867 U CN 202708867U CN 2012203747893 U CN2012203747893 U CN 2012203747893U CN 201220374789 U CN201220374789 U CN 201220374789U CN 202708867 U CN202708867 U CN 202708867U
- Authority
- CN
- China
- Prior art keywords
- hole
- groove
- led
- light source
- circular
- 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 - Lifetime
Links
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model relates to the technical field of the tunnel lamp, in particular to an LED (light emitting diode) modularizing tunnel lamp with a detachable light source. A lamp shell is in a reticulate body structure; the front side of the lamp shell is a plane; the middle of the front side of the lamp shell is provided with a mounting surface plate; the back surface of the lamp shell, which corresponds to the mounting surface plate, is provided with a groove; the mounting surface plate in the groove is provided with at least one hole; the length of the groove is shorter than the length of the mounting surface plate; an LED driving power supply is embedded into the groove and is fixedly arranged on the bottom surface of the mounting surface plate; a rear cover plate is covered on the groove and is fixedly arranged on the back surface of the lamp shell; and the bottoms of the left side and the right side of a regulation bracket are respectively and fixedly arranged on the back surface of the lamp shell on the left side and the right side of the groove. Compared with the prior art, the LED modularizing tunnel lamp with the detachable light source has the characteristics of strong wind resistance and good radiation performance. An LED light source module adopts a peculiar and detachable portable structure, thereby being flexible to assemble and disassemble.
Description
Technical field
The utility model relates to the Tunnel Lamp technical field, specifically a kind of LED modularity Tunnel Lamp of detachable light sources.
Background technology
Tunnel Lamp mainly is comprised of light source and drive circuit two parts, and the difference of the maximum of present LED Tunnel Lamp and conventional tunnel lamp is the Lights section.At present the light source of LED Tunnel Lamp mainly adopts the pattern of 2 kinds of encapsulating structures, and a kind of is that to adopt the encapsulation angle be that the LED particle of 100-120 degree is by the integrated led light source with certain luminous flux that is assembled into of circuit board.There are the problems such as dazzle, light source weight are large, weak heat-dissipating, maintenance difficult in this light source.Another kind of employing led chip integration packaging is group leader's 1-5 shape plane light source module, again plane light source module directly is installed on the flat lamp with larger area of dissipation, as described in patent CN 202001956 U, it is to need the problems such as aid that the method can overcome maintenance, repair, installation and installation parts, realized time saving and energy saving Tunnel Lamp installation, but this utility model has a defective, its light source is strip, and light source and light fixture are planar structure, can't satisfy the rising angle of Tunnel Lamp 100-120 degree and the light of bat wing and distribute.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the LED modularity Tunnel Lamp that a kind of perfect heat-dissipating, light distribute rationally and light source can be for convenience detach is provided.
For achieving the above object, design a kind of LED modularity Tunnel Lamp of detachable light sources, comprise lamp housing, the LED driving power, the led light source module, regulate support, back shroud, it is characterized in that: lamp housing adopts mesh structure, the front of lamp housing is the plane, positive middle being provided with of lamp housing installed flat board, the corresponding back side that the lamp housing at dull and stereotyped place is installed is provided with groove, installation flat board in the groove is provided with at least one hole, dull and stereotyped length is installed in being shorter in length than of groove, the LED driving power embeds in the groove and is fixed on installs dull and stereotyped bottom surface, back shroud covers groove again and is fixed on the back side of lamp housing, and the bottom, the left and right sides of regulating support is separately fixed on the back side of the lamp housing that is positioned at the groove left and right sides; The other deep gouge hole that is laid with of dull and stereotyped each positive hole is being installed; Described led light source module comprises circular pressing plate, conical lens, led light source, circular heat conduction backboard, described circular pressing plate adopts circular groove shape structure, be provided with circular hole in the middle of the groove bottom of circular pressing plate, lens, led light source, the heat conduction backboard is nested in the circular groove of circular pressing plate successively, and the circular hole of circular pressing plate is passed in the tapering of lens, the diameter of the rounded bottom of lens is greater than the diameter of the circular hole of circular pressing plate, on the groove bottom of the circular pressing plate around the circular hole and the corresponding position on the heat conduction backboard is respectively equipped with screw hole, and described screw hole is corresponding one by one with the deep gouge hole site on flat board is installed; Standing screw is fixed in the deep gouge hole in lamp housing front after passing successively screw hole on the circular pressing plate of led light source module and the screw hole on the heat conduction backboard; The electric wire connector of LED driving power passes the electric wire connector that connects the led light source module behind the hole.
The front of described heat conduction backboard is provided with annulus, the ring wall of circular heat conduction backboard is provided with screw thread, also be provided with screw thread on the annular inner wall of circular pressing plate, the rounded bottom of led light source and lens embeds in the annulus in heat conduction backboard front successively, and the circular pressing plate that is embedded with led light source and lens is threaded with the heat conduction backboard again; Also be provided with wire hole on the described heat conduction backboard.
The back side of described heat conduction backboard also is provided with projection, and the other caulking groove that also is provided with of dull and stereotyped each positive hole is being installed, the deep gouge hole be laid in caulking groove around, the shape conformal of projection is in the shape of caulking groove.
The both sides at the back side of described lamp housing are curved.
Described adjusting support comprises U-shaped support and two ear shape supports, two ear shape supports are located at respectively on the lamp housing back side of groove both sides, ear shape support is provided with arcuate socket, the circle centre position of arcuate socket is provided with circular hole, two arms of U-shaped support are provided with hole and lower hole, the centre-to-centre spacing in upper hole and lower hole is consistent with the centre-to-centre spacing of circular hole and arcuate socket, the be coupling circular hole of ear shape support of the lower hole of U-shaped support, the upper hole of the U-shaped support arcuate socket that is coupling.
The lamp housing that is provided with the mesh structure that flat board and groove the are installed formula that is formed in one.
The bottom surface of back shroud is slab construction, and the another side of back shroud adopts network structure, and the bottom surface of back shroud covers the top of groove, is provided with seal washer between the groove of back shroud and lamp housing; Also be provided with wire hole on the described back shroud.
Between heat conduction backboard and installation flat board, be provided with sealing ring.
Described standing screw is provided with butterfly or leg-of-mutton head, and the butterfly of standing screw or triangular head are collapsible.
The both sides of described led light source also are provided with the groove rank, the groove rank are provided with the power supply positive and negative electrode, power positive cathode connects the both positive and negative polarity of electric wire one end of led light source module, and the electric wire other end of led light source module passes wire hole and is provided with the electric wire connector of led light source module.
The utility model is compared with prior art, and lamp housing has adopted integrated mesh structure, and quality is relatively light on the one hand, and mesh structure provides passage for Air Flow on the other hand, has the characteristics such as wind resistance is strong, perfect heat-dissipating; The led light source module has adopted unique dismountable portable construction, and dismounting is flexible, does not need binding material and the extracting tools such as glue, and this structure has realized the high maintenance of light source when guaranteeing the light source heat radiation characteristic; Use lens, can control the Tunnel Lamp curve of light distribution, and the light efficiency loss of led light source is reduced to minimum, guaranteed the characteristics of the high light-emitting efficiency in tunnel.
Description of drawings
Fig. 1 is the structure schematic diagram of lamp housing among the utility model embodiment.
Fig. 2 is blast structural representation of the present utility model.
Fig. 3 is the Facad structure schematic diagram of lamp housing among the utility model embodiment.
Fig. 4 is the decomposing schematic representation at a kind of visual angle of led light source module in the utility model.
Fig. 5 is the decomposing schematic representation at the another kind of visual angle of led light source module in the utility model.
Fig. 6 is the structural representation of sealing ring in the utility model.
Fig. 7 is a kind of schematic diagram of led light source module in the utility model.
Fig. 8 is the another kind of schematic diagram of led light source module in the utility model.
Fig. 9 is another schematic diagram of led light source module in the utility model.
Figure 10 is the surface of intensity distribution when Tunnel Lamp adopts the led light source of 100W among the utility model embodiment.
Figure 11 is the surface of intensity distribution when Tunnel Lamp adopts the led light source of 120W among the utility model embodiment.
The specific embodiment
Now the utility model is further described by reference to the accompanying drawings.
Usually the luminous efficiency of source of Tunnel Lamp requires light efficiency to be not less than 60 lm/W, Tunnel Lamp install apart from high than being that the scope of light fixture beam angle is 2 * 50 °～2 * 60 ° in 2.4～3.5 the scope, it is bat-wing that the curve of light distribution requires.
Embodiment 1
Referring to Fig. 1～Fig. 5, the utility model has comprised lamp housing 1, LED driving power 10, led light source module, has regulated support, back shroud 11.In this example two groups of led light source modules to be installed as example.Lamp housing 1 adopts mesh structure, the front of lamp housing is the plane, the both sides at the back side of lamp housing are curved, positive middle being provided with of lamp housing installs dull and stereotyped 20, the corresponding back side that the lamp housing 1 at dull and stereotyped 20 places is installed is provided with groove 3, the length that is shorter in length than installation dull and stereotyped 20 of groove 3, one respectively establishes a hole 7 about the installation flat board 20 in the groove 3, the upper and lower that installation flat board 20 in groove 3 is positioned at each hole 7 also is respectively equipped with driving power installing hole 5, LED driving power 10 embeds in the groove 3, and be fixed on by driving power installing hole 5 dull and stereotyped 20 bottom surface is installed, in this example because two groups of led light source modules being installed, therefore, LED driving power 10 is provided with the two-way electric wire connector, the electric wire connector of this two paths of LED driving power passes respectively a left side, right hole 7 is convenient to be connected with the electric wire connector of the led light source module in lamp housing front.
The back side of lamp housing also is provided with the adjusting support.Described adjusting support comprises U-shaped support 8 and two ear shape supports 9, dorsal pore 2 after rear dorsal pore 6 outsides are provided with support about the lamp housing back side, two ear shape support 9 bottoms adopt securing member to be separately fixed at behind the support of groove 3 left and right sides on the dorsal pore 2, described ear shape support 9 is provided with arcuate socket 9-2, the circle centre position of arcuate socket 9-2 is provided with circular hole 9-1, two arms of U-shaped support 8 are provided with hole 8-2 and lower hole 8-1, the centre-to-centre spacing of upper hole 8-2 and lower hole 8-1 is consistent with the centre-to-centre spacing of circular hole 9-1 and arcuate socket 9-2, the be coupling circular hole 9-1 of ear shape support 9 of the lower hole 8-1 of U-shaped support 8, the upper hole 8-2 of the U-shaped support 8 arcuate socket 9-2 that is coupling.After the backboard of U-shaped support 8 was fixed in the tunnel, whole lamp housing 1 just can rotate arbitrarily along arcuate socket 9-2 by the circular hole 9-1 on ear shape support 9 like this, thereby realized the adjusting of angle.
Also be provided with two caulking grooves 12 installing between two holes 7 in dull and stereotyped 20 fronts, caulking groove 12 adopts squarely in this example, and lays deep gouge hole 13 around each caulking groove 12, is used for fixed L ED light source module.
Described led light source module comprises the heat conduction backboard 14 of circular pressing plate 17, conical lens 16, led light source 15, circle, described circular pressing plate 17 adopts circular groove shape structure, be provided with circular hole 17-2 in the middle of the groove bottom of circular pressing plate 17, make the bottom land of circular pressing plate 17 be annular, lens 16, led light source 15, heat conduction backboard 14 are nested in the circular groove of circular pressing plate 17 successively, and the circular hole 17-2 of circular pressing plate 17 is passed in the tapering of lens 16, and the diameter of the rounded bottom of lens 16 is greater than the diameter of the circular hole 17-2 of circular pressing plate 17.Wherein, the front of heat conduction backboard 14 is provided with annulus 14-1, one side of this annulus fits in the front of heat conduction backboard 14, the diameter of annulus 14-1 is less than the diameter of heat conduction backboard 14, the back side of heat conduction backboard 14 is provided with projection 14-2, the shape conformal of projection 14-2 also namely adopts square in the shape of caulking groove 12 in this example.The ring wall of circular heat conduction backboard 14 is provided with screw thread, also be provided with screw thread on the annular inner wall of circular pressing plate 17, after the rounded bottom of led light source 15 and lens 16 embedded in the annulus in heat conduction backboard 14 fronts successively, the circular pressing plate 17 that will be embedded with again led light source 15 and lens 16 was threaded with heat conduction backboard 14.Also be provided with wire hole 14-3 on the described heat conduction backboard 14.Wherein, the both sides of led light source 15 are provided with groove rank 15-1, groove rank 15-1 is provided with the power supply positive and negative electrode, power positive cathode connects the both positive and negative polarity of electric wire one end of led light source module by welding procedure, the electric wire other end of led light source module passes wire hole 14-3 and is provided with the electric wire connector of led light source module.Led light source 15 can adopt circular or square or other regular polygon in this example, referring to Fig. 7～Fig. 9.In addition, on the groove bottom of the circular pressing plate 17 around the circular hole 17-2 and the corresponding position on the heat conduction backboard 14 is respectively equipped with screw hole 17-1, and described screw hole 17-1 is corresponding one by one with 13 positions, deep gouge hole of installing on dull and stereotyped 20.
When the positive installation of lamp housing led light source module, the projection 14-2 of led light source module embeds first in the caulking groove 12, and then standing screw 18 is fixed in the deep gouge hole 13 in lamp housing 1 front after passing successively screw hole on the circular pressing plate 17 of led light source module and the screw hole on the heat conduction backboard 14 again; Here in order not block out light effect, standing screw 18 has adopted nonstandard screw rod on sale on the market, the head of this nonstandard screw rod adopts butterfly or triangle, and this butterfly or leg-of-mutton head can fold, butterfly or leg-of-mutton head conveniently rotate by hand like this, and after standing screw 18 is finished fixed function, the head of standing screw can be folded into the mode of lying low, be provided with sealing ring 19 at heat conduction backboard 14 and between installing dull and stereotyped 20 simultaneously, dug individual conformal in the square opening of projection 14-2, referring to Fig. 6 in the middle of the sealing ring 19.Sealing circle 19 can adopt rubber or silica gel material.
The electric wire connector of LED driving power 10 passes the electric wire connector of hole 7 rear connection led light source modules.
Be provided with in the utility model install dull and stereotyped 20, groove 3, hole 7, about after the lamp housing of the mesh structure of dorsal pore 2 formula that is formed in one behind dorsal pore 4, the support behind the dorsal pore 6, front and back.
The light efficiency of led light source module can reach 75-85 lm/W in this example, and the debugging of scioptics 16 rising angles can obtain the bat-wing surface of intensity distribution, the surface of intensity distribution when being respectively the led light source that adopts 100W and 120W referring to Figure 10 and Figure 11.Led light source module in the utility model is also applicable to the installation and maintenance of reflector lamp and street lamp.
Claims (10)
1. the LED modularity Tunnel Lamp of a detachable light sources, comprise lamp housing, the LED driving power, the led light source module, regulate support, back shroud, it is characterized in that: lamp housing (1) adopts mesh structure, the front of lamp housing is the plane, positive middle being provided with of lamp housing installed dull and stereotyped (20), the corresponding back side that the lamp housing (1) of dull and stereotyped (20) locating is installed is provided with groove (3), installation in the groove (3) dull and stereotyped (20) is provided with at least one hole (7), the length that is shorter in length than installation dull and stereotyped (20) of groove (3), LED driving power (10) embeds in the groove (3) and is fixed on the bottom surface that dull and stereotyped (20) are installed, back shroud (11) covers groove (3) again and is fixed on the back side of lamp housing (1), and the bottom, the left and right sides of regulating support is separately fixed on the back side of the lamp housing that is positioned at groove (3) left and right sides; The other deep gouge hole (13) that is laid with of dull and stereotyped (20) positive each hole (7) is being installed; Described led light source module comprises circular pressing plate (17), conical lens (16), led light source (15), circular heat conduction backboard (14), described circular pressing plate (17) adopts circular groove shape structure, be provided with circular hole (17-2) in the middle of the groove bottom of circular pressing plate (17), lens (16), led light source (15), heat conduction backboard (14) is nested in the circular groove of circular pressing plate (17) successively, and the circular hole (17-2) of circular pressing plate (17) is passed in the tapering of lens (16), the diameter of the rounded bottom of lens (16) is greater than the diameter of the circular hole (17-2) of circular pressing plate (17), on the groove bottom of circular hole (17-2) circular pressing plate (17) all around and corresponding position on the heat conduction backboard (14) is respectively equipped with screw hole (17-1), and described screw hole (17-1) is corresponding one by one with the position, deep gouge hole (13) on dull and stereotyped (20) are installed; Standing screw (18) is fixed in the positive deep gouge hole (13) of lamp housing (1) after passing successively screw hole on the circular pressing plate (17) of led light source module and the screw hole on the heat conduction backboard (14); The electric wire connector of LED driving power (10) passes the rear electric wire connector that connects the led light source module of hole (7).
2. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1, it is characterized in that: the front of described heat conduction backboard (14) is provided with annulus (14-1), the ring wall of circular heat conduction backboard (14) is provided with screw thread, also be provided with screw thread on the annular inner wall of circular pressing plate (17), the rounded bottom of led light source (15) and lens (16) embeds in the positive annulus of heat conduction backboard (14) successively, and the circular pressing plate (17) that is embedded with led light source (15) and lens (16) is threaded with heat conduction backboard (14) again; Also be provided with wire hole (14-3) on the described heat conduction backboard (14).
3. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 2, it is characterized in that: the back side of described heat conduction backboard (14) also is provided with projection (14-2), the other caulking groove (12) that also is provided with of dull and stereotyped (20) positive each hole (7) is being installed, deep gouge hole (13) be laid in caulking groove (12) around, the shape conformal of projection (14-2) is in the shape of caulking groove (12).
4. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1, it is characterized in that: the both sides at the back side of described lamp housing (1) are curved.
5. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1, it is characterized in that: described adjusting support comprises U-shaped support (8) and two ear shape supports (9), two ear shape supports (9) are located at respectively on lamp housing (1) back side of groove (3) both sides, ear shape support (9) is provided with arcuate socket (9-2), the circle centre position of arcuate socket (9-2) is provided with circular hole (9-1), two arms of U-shaped support (8) are provided with hole (8-2) and lower hole (8-1), the centre-to-centre spacing in upper hole (8-2) and lower hole (8-1) is consistent with the centre-to-centre spacing of arcuate socket (9-2) with circular hole (9-1), the be coupling circular hole (9-1) of ear shape support (9) of the lower hole (8-1) of U-shaped support (8), the upper hole (8-2) of U-shaped support (8) arcuate socket (9-2) that is coupling.
6. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1 is characterized in that: the lamp housing that is provided with the mesh structure that dull and stereotyped (20) and groove (3) the are installed formula that is formed in one.
7. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1, it is characterized in that: the bottom surface of back shroud (11) is slab construction, the another side of back shroud (11) adopts network structure, the bottom surface of back shroud (11) covers the top of groove (3), is provided with seal washer between the groove (3) of back shroud (11) and lamp housing (1); Also be provided with wire hole (11-1) on the described back shroud (11).
8. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1 is characterized in that: be provided with sealing ring (19) between heat conduction backboard (14) and installation dull and stereotyped (20).
9. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 1, it is characterized in that: described standing screw (18) is provided with butterfly or leg-of-mutton head, and the butterfly of standing screw (18) or triangular head are collapsible.
10. the LED modularity Tunnel Lamp of a kind of detachable light sources as claimed in claim 2, it is characterized in that: the both sides of described led light source (15) also are provided with groove rank (15-1), (15-1) is provided with the power supply positive and negative electrode on the groove rank, power positive cathode connects the both positive and negative polarity of electric wire one end of led light source module, and the electric wire other end of led light source module passes wire hole (14-3) and is provided with the electric wire connector of led light source module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203747893U CN202708867U (en) | 2012-07-31 | 2012-07-31 | LED (light emitting diode) modularizing tunnel lamp with detachable light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203747893U CN202708867U (en) | 2012-07-31 | 2012-07-31 | LED (light emitting diode) modularizing tunnel lamp with detachable light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202708867U true CN202708867U (en) | 2013-01-30 |
Family
ID=47589167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203747893U Expired - Lifetime CN202708867U (en) | 2012-07-31 | 2012-07-31 | LED (light emitting diode) modularizing tunnel lamp with detachable light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202708867U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557460A (en) * | 2013-11-07 | 2014-02-05 | 福州慧丰光电科技有限公司 | Module type LED (Light Emitting Diode) lamp |
| CN105465669A (en) * | 2015-12-29 | 2016-04-06 | 欧普照明股份有限公司 | Light source module and illumination device |
| WO2017114428A1 (en) * | 2015-12-29 | 2017-07-06 | 欧普照明股份有限公司 | Light source module and lighting device |
-
2012
- 2012-07-31 CN CN2012203747893U patent/CN202708867U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557460A (en) * | 2013-11-07 | 2014-02-05 | 福州慧丰光电科技有限公司 | Module type LED (Light Emitting Diode) lamp |
| CN105465669A (en) * | 2015-12-29 | 2016-04-06 | 欧普照明股份有限公司 | Light source module and illumination device |
| WO2017114428A1 (en) * | 2015-12-29 | 2017-07-06 | 欧普照明股份有限公司 | Light source module and lighting device |
| US10859217B2 (en) | 2015-12-29 | 2020-12-08 | Opple Lighting Co., Ltd. | Light source apparatus and method of manufacturing the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203273622U (en) | LED (light-emitting diode) floodlight and power supply module | |
| CN204853302U (en) | Energy -conserving street lamp of solar energy | |
| CN202708867U (en) | LED (light emitting diode) modularizing tunnel lamp with detachable light source | |
| CN201429006Y (en) | LED road lamp | |
| CN202791418U (en) | Light emitting diode (LED) lamp with adjustable light angles | |
| CN202947030U (en) | Improved track lamp | |
| CN201414238Y (en) | LED road lamp power supply wiring structure | |
| CN202216119U (en) | Modularized LED (Light Emitting Diode) streetlamp | |
| CN101897279B (en) | LED farmland heat-insulating film | |
| CN204403850U (en) | A kind of LED light module | |
| CN202613290U (en) | Solar energy light-emitting diode (LED) bulb | |
| CN106015969A (en) | Multipurpose LED lamp | |
| CN201925767U (en) | Light emitting diode light source module in independent radiating structure | |
| CN202884779U (en) | Yard lamp combined by bamboo joints | |
| CN201386953Y (en) | High-power LED street lamp with adjustable lighting angle | |
| CN202927713U (en) | Solar light emitting diode (LED) lamp | |
| CN203453945U (en) | LED (Light Emitting Diode) streetlamp | |
| CN202158434U (en) | High heat-dissipating energy-saving street lamp | |
| CN204756661U (en) | Novel LED ceiling lamp | |
| CN202708937U (en) | Solar leaf landscape lamp | |
| CN202328095U (en) | Lamp shell structure | |
| CN207421886U (en) | A kind of Projecting Lamp simple in structure | |
| CN210424819U (en) | Intelligent street lamp based on Internet of things | |
| CN202253189U (en) | High-power axial-flow cooling LED street lamp | |
| CN202561535U (en) | Wide-angle LED daylight lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |