CN214663957U - LED tunnel lamp convenient to air tightness detection - Google Patents
LED tunnel lamp convenient to air tightness detection Download PDFInfo
- Publication number
- CN214663957U CN214663957U CN202121108986.6U CN202121108986U CN214663957U CN 214663957 U CN214663957 U CN 214663957U CN 202121108986 U CN202121108986 U CN 202121108986U CN 214663957 U CN214663957 U CN 214663957U
- Authority
- CN
- China
- Prior art keywords
- radiator
- power supply
- lamp
- lamp panel
- led tunnel
- 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.)
- Active
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a LED tunnel lamp convenient for detecting air tightness, which comprises a mounting bracket, a radiator, a driving power supply, a lamp panel, an optical lens and a light-transmitting cover, wherein the radiator is arranged at the upper end of the mounting bracket and is rotatably connected with the mounting bracket; the driving power supply is fixedly arranged at one end of the radiator, the lamp panel is fixedly arranged at the other end of the radiator, and the driving power supply is electrically connected with the lamp panel; the optical lens is fixedly arranged at one end of the lamp panel far away from the radiator, and the light-transmitting cover covers the optical lens and the lamp panel and is fixedly connected with the radiator in a sealing manner; a ventilation channel is arranged in the radiator, a first air hole is formed in the radiator, a second air hole communicated with the light-transmitting cover is formed in the side wall of the radiator, the first air hole is communicated with the second air hole through the ventilation channel, and a waterproof ventilation valve for sealing the first air hole is fixedly arranged on the radiator. Compared with the prior art, the utility model discloses waterproof, dampproofing and dustproof, can also promote the heat-sinking capability.
Description
Technical Field
The utility model relates to a LED technical field, particularly, in particular to LED tunnel lamp is detected to gas tightness of being convenient for.
Background
With the increasing of the encouragement of the country to the new capital construction in recent years, the new capital construction large screen is continuously pulled across the country. Inter-city high-speed railways and urban rail transit are one of seven fields of new capital construction, and various fires are naturally and vigorously carried out in all the parts of the country. The building of the magic mountain is that the building is built when the mountain is opened and the building is crossed when the mountain is met. The proportion of the Chinese mountains in all terrains is the largest, so that the development of new capital construction is bound to be the longitudinal and transverse of the tunnel. This results in an increased demand for lighting fixtures in the tunnel, especially in the middle section of the tunnel where the most low power fixtures are used.
However, the tunnel is dark and humid, and the lamp is required to meet the illumination requirement of road illumination and have excellent waterproof and moistureproof performances. Most tunnel lamps in the market do not have the autonomous respiration function, and 100% of all lamps can not be guaranteed to be watertight when leaving a factory, so that the lamps are frequently broken down after being installed, and the later-stage maintenance cost is increased. Secondly, there are tail gas and the oil gas of various car emissions in the tunnel, including the road surface dust flies upward, the optical lens of traditional tunnel lamp all has the arch of peanut rice form, easily causes the dust to pile up, influences the lamps and lanterns light efficiency, can not get the rainwater again and wash in the tunnel, and the time is long, and it is very inconvenient to wash the maintenance. It is necessary to solve these problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, an object of the utility model is to provide a waterproof, dampproofing and dustproof, the gas tightness of being convenient for that can also promote the heat-sinking capability detects LED tunnel lamp.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an LED tunnel lamp convenient for air tightness detection comprises a mounting bracket, a radiator, a driving power supply, a lamp panel, an optical lens and a light-transmitting cover, wherein the radiator is arranged at the upper end of the mounting bracket and is rotatably connected with the mounting bracket; the driving power supply is fixedly arranged at one end of the radiator, the lamp panel is fixedly arranged at the other end of the radiator, and the driving power supply is electrically connected with the lamp panel; the optical lens is fixedly arranged at one end, far away from the radiator, of the lamp panel, and the light-transmitting cover covers the optical lens and the lamp panel and is fixedly connected with the radiator in a sealing manner;
the radiator is characterized in that a ventilation channel is arranged in the radiator, a first air hole is formed in the radiator, a second air hole communicated with the light-transmitting cover is formed in the side wall of the radiator, the first air hole is communicated with the second air hole through the ventilation channel, and a waterproof ventilation valve for sealing the first air hole is fixedly arranged on the radiator.
The utility model has the advantages that: the waterproof ventilation valve is used for waterproof ventilation of a closed space formed between the radiator and the light-transmitting cover, so that the LED tunnel lamp is waterproof, moistureproof and dustproof, and the heat dissipation capacity can be improved; and the LED tunnel lamp has simple structure, strong performance, convenient maintenance and effective cost reduction.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the lower end part of the radiator is arranged in the mounting bracket, and supporting plates at two ends of the mounting bracket are rotatably connected with the lower end part of the radiator through first bolts; the two support plates are respectively provided with a limiting hole, a second bolt is arranged in each limiting hole and fixedly connected with the support plates, and the limiting holes limit and fix the second bolts and fix the rotation angle of the radiator relative to the mounting bracket; and scale values are carved on the edges of the limiting holes.
The beneficial effect of adopting the further scheme is that: the illumination angle of the LED tunnel lamp can be adjusted conveniently and accurately.
Further, the bottom of installing support is provided with long waist hole, the both ends in long waist hole all are provided with the rectangle hanging hole.
The beneficial effect of adopting the further scheme is that: two rectangle hanging holes and long waist hole are convenient for fix the installing support for LED tunnel lamp is convenient for install more.
Furthermore, the radiator comprises a frame and a plurality of radiating plates, the radiating plates are sequentially arranged at one end of the frame at intervals and are fixedly connected with the frame, and the other end of the frame is fixedly connected with the lamp panel; the frame corresponds a plurality of both ends of heating panel all are fixed and are provided with the support frame, the frame through two the support frame with drive power supply fixed connection.
The beneficial effect of adopting the further scheme is that: the heat dissipation efficiency can be effectively improved by utilizing the plurality of heat dissipation plates for heat dissipation; two support frames are T-shaped structures, so that a driving power supply is convenient to install.
Furthermore, both end faces of the plurality of heat dissipation plates are provided with raised grains.
The beneficial effect of adopting the further scheme is that: the raised grains can increase the heat dissipation area of the two end faces of the heat dissipation plate, so that the heat dissipation efficiency of the heat dissipation plate is improved.
Further, the waterproof vent valve is in threaded connection with the inner wall of the first vent hole.
The beneficial effect of adopting the further scheme is that: be convenient for load and unload waterproof breather valve, also promoted the convenience that LED tunnel lamp maintained.
Furthermore, the driving power supply is an outdoor waterproof power supply with the protection safety level of IP67, the driving power supply is electrically connected with the lamp panel through a waterproof connector, and the driving power supply supplies power to the lamp panel in a constant-current mode.
The beneficial effect of adopting the further scheme is that: the waterproof performance of the driving power supply is strong, the driving power supply can effectively adapt to the environment of the tunnel, and the service life of the LED tunnel lamp is prolonged.
Further, the lamp plate includes aluminium base board and a plurality of LED lamp pearl, and is a plurality of LED lamp pearl is arranged and fix on aluminium base board.
Further, the light-transmitting cover is a 130 ° by 70 ° polarized lens, and is made of optical-grade weather-resistant polycarbonate.
Further, the printing opacity cover is close to be provided with the mounting groove of arranging along its edge on the terminal surface of radiator, the mounting groove internal fixation is provided with waterproof rubber ring, the printing opacity cover through waterproof rubber ring with radiator sealing connection.
The beneficial effect of adopting the further scheme is that: waterproof rubber ring promotes the sealing performance of being connected between printing opacity cover and the radiator, and simple structure, and the simple installation, daily washing is maintained conveniently.
Drawings
FIG. 1 is a front view of the LED tunnel lamp for detecting air tightness according to the present invention;
fig. 2 is a schematic view of the structure of the LED tunnel lamp convenient for detecting air tightness according to the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
fig. 4 is a schematic structural view of the heat sink, the lamp panel, the optical lens and the light-transmitting cover of the present invention;
figure 5 is the utility model relates to a gas tightness detects schematic diagram convenient to gas tightness detects LED tunnel lamp.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the mounting method comprises the following steps of 1.1, a support plate, 1.2, a first bolt, 1.3, a limiting hole, 1.4, a second bolt, 1.5, scale values, 1.6, a long waist hole, 1.7 and a rectangular hanging hole;
2. 2.1 parts of a radiator, 2.1 parts of a ventilation channel, 2.2 parts of a first ventilation hole, 2.3 parts of a second ventilation hole, 2.4 parts of a waterproof ventilation valve, 2.5 parts of a frame, 2.6 parts of a heat dissipation plate, 2.7 parts of a support frame, 2.8 parts of raised grains;
3. a drive power supply;
4. the LED lamp comprises a lamp panel, 4.1 parts of an aluminum substrate, 4.2 parts of LED lamp beads;
5. an optical lens;
6. a light-transmitting cover;
7. a waterproof rubber ring;
8. a waterproof joint.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, the LED tunnel lamp convenient for detecting air tightness comprises an installation support 1, a radiator 2, a driving power supply 3, a lamp panel 4, an optical lens 5 and a light-transmitting cover 6, wherein the radiator 2 is arranged at the upper end of the installation support 1, and the radiator 2 is rotatably connected with the installation support 1; the driving power supply 3 is fixedly arranged at one end of the radiator 2, the lamp panel 4 is fixedly arranged at the other end of the radiator 2, and the driving power supply 3 is electrically connected with the lamp panel 4; the optical lens 5 is fixedly arranged at one end of the lamp panel 4 far away from the radiator 2, and the light-transmitting cover 6 covers the optical lens 5 and the lamp panel 4 and is fixedly connected with the radiator 2 in a sealing manner;
the radiator is characterized in that a ventilation channel 2.1 is arranged in the radiator 2, a first air hole 2.2 is formed in the radiator 2, a second air hole 2.3 communicated with the light-transmitting cover 6 is formed in the side wall of the radiator 2, the first air hole 2.2 is communicated with the second air hole 2.3 through the ventilation channel 2.1, and a waterproof ventilation valve 2.4 for sealing the first air hole 2.2 is fixedly arranged on the radiator 2.
In the waterproof ventilation valve 2.4, the driving power supply 3 is used for supplying power to the lamp panel 4, the lamp panel 4 emits light, and the emitted light is emitted outwards through the optical lens 5 and the light-transmitting cover 6;
the side wall of the radiator 2 and the light-transmitting cover 6 form a closed space, the lamp panel 4 and the optical lens 5 are located in the closed space, the closed space is communicated with the outside through the first air holes 2.2, the air-permeable channels 2.1, the second air holes 2.3 and the waterproof air-permeable valve 2.4, and the waterproof air-permeable valve 2.4 is used for conducting waterproof air permeability, so that the LED tunnel lamp is waterproof, moistureproof and dustproof, and the heat dissipation capacity can be improved; and the LED tunnel lamp has simple structure, strong performance, convenient maintenance and effective cost reduction.
In the above embodiment, the lower end of the heat sink 2 is disposed in the mounting bracket 1, and the support plates 1.1 at both ends of the mounting bracket 1 are rotatably connected to the lower end of the heat sink 2 through the first bolts 1.2; limiting holes 1.3 are formed in the two support plates 1.1, second bolts 1.4 are arranged in the limiting holes 1.3, the second bolts 1.4 are fixedly connected with the support plates 1.1, the limiting holes 1.3 limit and fix the second bolts 1.4, and the rotating angle of the radiator 2 relative to the mounting bracket 1 is fixed; the edge of the limiting hole 1.3 is carved with a scale value 1.5.
In this embodiment, through manual rotation radiator 2, radiator 2 rotates relative installing support 1, radiator 2 drives second bolt 1.4 and removes in spacing hole 1.3, numerical value according to scale interval 1.5, when second bolt 1.4 removes to establishing the setting in the spacing hole 1.3, spacing hole 1.3 carries out spacing fixed to second bolt 1.4 simultaneously, radiator 2 rotates to the settlement angle relative installing support 1, lamp plate 4 also rotates to the settlement angle along with radiator 2 and gives out light, the realization is to the regulation of LED tunnel lamp illumination angle, it is convenient and accurate to adjust.
In the above embodiment, the bottom of the mounting bracket 1 is provided with a long waist hole 1.6, and both ends of the long waist hole 1.6 are provided with rectangular hanging holes 1.7; wherein, the mounting bracket 1 is made of Q235 material by hot galvanizing and then spraying outdoor molding powder.
In this embodiment, two rectangle hanging hole 1.7 and long waist hole 1.6 are convenient for fix installing support 1 for the LED tunnel lamp is convenient for install more.
In the above embodiment, the heat sink 2 includes a frame 2.5 and a plurality of heat dissipation plates 2.6, the plurality of heat dissipation plates 2.6 are sequentially arranged at intervals at one end of the frame 2.5 and fixedly connected to the frame 2.5, and the other end of the frame 2.5 is fixedly connected to the lamp panel 4; the frame 2.5 corresponds a plurality of both ends of heating panel 2.6 all are fixed and are provided with support frame 2.7, frame 2.5 through two support frame 2.7 with drive power supply 3 fixed connection.
In this embodiment, the radiator 2 is made of 6063 aluminum material by extrusion, the frame 2.5 can transmit heat generated by the lamp panel 4 to the plurality of radiating plates 2.6, and the plurality of radiating plates 2.6 are used for radiating heat, so that the radiating efficiency can be effectively improved; two support frames 2.7 are T type structures, are convenient for install drive power supply 3.
In the above embodiment, both end surfaces of the plurality of heat dissipation plates 2.6 are provided with the raised grains 2.8.
In this embodiment, the raised grains 2.8 can increase the heat dissipation area of the two end faces of the heat dissipation plate 2.6, thereby further improving the heat dissipation efficiency of the heat dissipation plate 2.6.
In the above embodiment, the first air holes 2.2 are located on the end surface of the frame 2.5 close to the lamp panel 4, the air passage 2.1 is sealed in the frame 2.5, and the second air holes 2.3 are located on the upper end surface of the frame 2.5.
In the above embodiment, the waterproof vent valve 2.4 is in threaded connection with the inner wall of the first vent hole 2.2; wherein, the waterproof ventilation valve 2.4 is made of aluminum alloy, and the thread specification is M12x1.5.
In this embodiment, waterproof ventilation valve 2.4 and first bleeder vent 2.2 threaded connection are convenient for load and unload waterproof ventilation valve 2.4, have also promoted the convenience that LED tunnel lamp maintained.
In the above embodiment, the driving power supply 3 is an outdoor waterproof power supply with a protection security level of IP67, the driving power supply 3 is electrically connected to the lamp panel 4 through a waterproof joint 8, and the driving power supply 3 supplies power to the lamp panel 4 at a constant current; wherein, the waterproof connector 8 is made of copper nickel plating material, and the thread specification is M12x1.5.
In this embodiment, drive power supply 3's waterproof performance is strong, can effectively adapt to the environment in tunnel, prolongs the life of LED tunnel lamp.
In the above embodiment, the lamp panel 4 includes an aluminum substrate 4.1 and a plurality of LED beads 4.2, and the plurality of LED beads 4.2 are arranged and fixed on the aluminum substrate 4.1; the thickness of the aluminum substrate 4.1 is 1.6mm, and the LED lamp beads 4.2 are 3030 patch light-emitting diodes.
In the above embodiment, the light-transmitting cover 6 is a 130 ° by 70 ° polarized lens, and the light-transmitting cover 6 is made of optical-grade weather-resistant polycarbonate; this printing opacity cover 6 can be compatible 3030 lamp pearl and 2835 lamp pearl.
In the above embodiment, the end surface of the light-transmitting cover 6 close to the heat sink 2 is provided with an installation groove arranged along the edge thereof, the installation groove is internally and fixedly provided with the waterproof rubber ring 7, and the light-transmitting cover 6 is hermetically connected with the heat sink 2 through the waterproof rubber ring 7.
Wherein, the height of the waterproof rubber ring 7 protruding out of the light-transmitting cover 6 is 0.3mm, and the overall height of the light-transmitting cover 6 is 12-17 mm; printing opacity cover 6 passes through waterproof rubber ring 7 and radiator 2 sealing connection, promotes the connection leakproofness between printing opacity cover 6 and the radiator 2, and simple structure, and the simple installation, daily washing is maintained conveniently.
The LED tunnel lamp needs to be subjected to airtightness detection, as shown in FIG. 5, the airtightness detection method is as follows:
firstly, taking down a waterproof ventilation valve 2.4 on the LED tunnel lamp, and installing an air tap with the same thread;
secondly, inputting gas into a closed space in the LED tunnel lamp through an air nozzle by using a pneumatic dust blowing gun connected with a pressure regulating valve, wherein the pressure of the pressure regulating valve is set to be 0.15 MPA;
and finally, completely immersing the LED tunnel lamp in a container filled with water, observing for 10 seconds, and if bubbles emerge, indicating that the LED tunnel lamp is air-leaked and unqualified, otherwise, indicating that the LED tunnel lamp is qualified.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a be convenient for gas tightness detects LED tunnel lamp which characterized in that: the LED lamp comprises a mounting bracket (1), a radiator (2), a driving power supply (3), a lamp panel (4), an optical lens (5) and a light-transmitting cover (6), wherein the radiator (2) is arranged at the upper end of the mounting bracket (1), and the radiator (2) is rotatably connected with the mounting bracket (1); the driving power supply (3) is fixedly arranged at one end of the radiator (2), the lamp panel (4) is fixedly arranged at the other end of the radiator (2), and the driving power supply (3) is electrically connected with the lamp panel (4); the optical lens (5) is fixedly arranged at one end, far away from the radiator (2), of the lamp panel (4), and the light-transmitting cover (6) covers the optical lens (5) and the lamp panel (4) and is fixedly connected with the radiator (2) in a sealing manner;
be provided with ventilative passageway (2.1) in radiator (2), be provided with first bleeder vent (2.2) on radiator (2), be provided with on the lateral wall of radiator (2) with second bleeder vent (2.3) that printing opacity cover (6) communicate, first bleeder vent (2.2) with second bleeder vent (2.3) are through ventilative passageway (2.1) intercommunication, fixed being provided with on radiator (2) seals waterproof breather valve (2.4) of first bleeder vent (2.2).
2. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the lower end part of the radiator (2) is arranged in the mounting bracket (1), and support plates (1.1) at two ends of the mounting bracket (1) are rotatably connected with the lower end part of the radiator (2) through first bolts (1.2); limiting holes (1.3) are formed in the two support plates (1.1), second bolts (1.4) are arranged in the limiting holes (1.3), the second bolts (1.4) are fixedly connected with the support plates (1.1), the limiting holes (1.3) limit and fix the second bolts (1.4), and the rotating angle of the radiator (2) relative to the mounting bracket (1) is fixed; the edge of the limiting hole (1.3) is carved with a scale value (1.5).
3. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the bottom of installing support (1) is provided with long waist hole (1.6), the both ends of long waist hole (1.6) all are provided with rectangle hanging hole (1.7).
4. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the radiator (2) comprises a frame (2.5) and a plurality of radiating plates (2.6), the radiating plates (2.6) are sequentially arranged at one end of the frame (2.5) at intervals and fixedly connected with the frame (2.5), and the other end of the frame (2.5) is fixedly connected with the lamp panel (4); the frame (2.5) corresponds a plurality of both ends of heating panel (2.6) all are fixed and are provided with support frame (2.7), frame (2.5) through two support frame (2.7) with drive power supply (3) fixed connection.
5. The LED tunnel lamp convenient for air tightness detection according to claim 4, wherein: the two end faces of the heat dissipation plates (2.6) are provided with raised grains (2.8).
6. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the waterproof vent valve (2.4) is in threaded connection with the inner wall of the first vent hole (2.2).
7. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the outdoor waterproof power supply is characterized in that the driving power supply (3) is an outdoor waterproof power supply with the protection safety level of IP67, the driving power supply (3) is electrically connected with the lamp panel (4) through a waterproof connector (8), and the driving power supply (3) supplies power to the lamp panel (4) in a constant-current mode.
8. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the lamp panel (4) comprises an aluminum substrate (4.1) and a plurality of LED lamp beads (4.2), and the LED lamp beads (4.2) are arranged and fixed on the aluminum substrate (4.1).
9. The LED tunnel lamp convenient for air tightness detection according to claim 1, characterized in that: the light-transmitting cover (6) is a 130 DEG 70 DEG polarized lens, and the light-transmitting cover (6) is made of optical-grade weather-resistant polycarbonate.
10. The LED tunnel lamp convenient for air tightness detection according to any one of claims 1 to 9, wherein: printing opacity cover (6) are close to be provided with the mounting groove of arranging along its edge on the terminal surface of radiator (2), the mounting groove internal fixation is provided with waterproof rubber ring (7), printing opacity cover (6) through waterproof rubber ring (7) with radiator (2) sealing connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121108986.6U CN214663957U (en) | 2021-05-21 | 2021-05-21 | LED tunnel lamp convenient to air tightness detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121108986.6U CN214663957U (en) | 2021-05-21 | 2021-05-21 | LED tunnel lamp convenient to air tightness detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214663957U true CN214663957U (en) | 2021-11-09 |
Family
ID=78495782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121108986.6U Active CN214663957U (en) | 2021-05-21 | 2021-05-21 | LED tunnel lamp convenient to air tightness detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214663957U (en) |
-
2021
- 2021-05-21 CN CN202121108986.6U patent/CN214663957U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201636626U (en) | Circular LED project lamp | |
| CN102734711B (en) | LED road lamp | |
| CN207945563U (en) | A kind of New LED wall lamp | |
| CN206637520U (en) | A kind of sealing waterproof type LED street lamp | |
| CN214663957U (en) | LED tunnel lamp convenient to air tightness detection | |
| CN201779563U (en) | Led street lamp | |
| CN204785614U (en) | Portable LED lighting device | |
| CN208397958U (en) | A kind of architectural lighting device based on solar power generation | |
| CN208365308U (en) | A kind of Outdoor wall lamp | |
| CN205208214U (en) | LED lamps and lanterns with multiunit light source | |
| CN211011159U (en) | Solar street lamp structure | |
| CN201598758U (en) | LED display waterproof curtain wall | |
| CN203848156U (en) | Waterproof LED wall lamp structure | |
| CN107178733A (en) | A kind of LED street lamp head shell | |
| CN208687475U (en) | A kind of waterproof LED road lamp | |
| CN203823557U (en) | High-power projection lamp | |
| CN208090523U (en) | A kind of air-cooled bilateral LED street lamp | |
| CN202613249U (en) | LED (light-emitting diode) street lamp | |
| CN103234164B (en) | A kind of guardrail LED street lamp structure of dual-seal waterproof | |
| CN207880488U (en) | A kind of rapid dismounting type LED lamp | |
| CN202629658U (en) | LED (Light Emitting Diode) lighting device | |
| KR100964530B1 (en) | Led lamp of fan cooling system that use solar heat | |
| CN206247131U (en) | Led street lamp unit module | |
| CN205938907U (en) | Module formula outdoor lamp | |
| CN209909666U (en) | Damp-proof and corrosion-proof tunnel lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |