CN115675896A - Anti-collision lamp - Google Patents
Anti-collision lamp Download PDFInfo
- Publication number
- CN115675896A CN115675896A CN202211466319.4A CN202211466319A CN115675896A CN 115675896 A CN115675896 A CN 115675896A CN 202211466319 A CN202211466319 A CN 202211466319A CN 115675896 A CN115675896 A CN 115675896A
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- China
- Prior art keywords
- heat
- hole
- heat dissipation
- dissipating
- lamp
- 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
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 105
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/78—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with helically or spirally arranged fins or blades
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- 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
- F21V15/00—Protecting lighting devices from damage
- F21V15/005—Measures against vandalism, stealing or tampering
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/30—Use or application of lighting devices on or in particular types of vehicles for aircraft
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an anti-collision lamp, comprising: the lamp holder, be fixed in first luminous piece on the lamp holder, be fixed in second luminous piece, joint on first luminous piece on the lamp holder and cup joint the upper end cover of placing on the translucent cover, the lamp holder include first lower extreme piece and with the second upper end part of first part rigid coupling, seted up on the terminal surface that second upper end part was kept away from to first lower extreme piece and held the interval, the socket has been placed in holding the interval, and second upper end part has cup jointed the heat dissipation part outward, the heat dissipation part is used for dispelling the heat to the inside production of crashproof lamp. According to the invention, the weight is reduced, the power loss is reduced, the heat converted from the power loss is also reduced, the cost is reduced, and the stability of the performance is ensured.
Description
Technical Field
The invention relates to the technical field of military aviation lamps, in particular to an anti-collision lamp.
Background
The purpose of the anti-collision lamp is to remind people and vehicles nearby that the airplane engine is running and to pay attention to keeping a safe distance from the airplane. When crashproof lamp internal circuit carries out power conversion, because of the conversion efficiency factor, there is power loss, and this loss finally all turns into the heat, consequently need through reasonable heat dissipation design, with the inside heat of product in giving off the atmosphere.
The existing anti-collision lamp is large in appearance, complex in structure, complex in process, large in power loss, large in heat converted by the power loss, high in energy consumption of the airplane, and heavy in weight, so that the design, manufacture and use cost of the anti-collision lamp on the airplane are high, and the performance of the anti-collision lamp is relatively poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the anti-collision lamp which is simple and reasonable in structure, reduces the appearance volume of the anti-collision lamp, the weight, the power loss and the heat converted from the power loss, reduces the cost and ensures the stability of the performance. To achieve the above objects and other advantages in accordance with the present invention, there is provided an anti-collision lamp including:
a lamp holder, a first luminous element fixed on the lamp holder, a second luminous element fixed on the first luminous element, a transparent cover clamped on the lamp holder and an upper end cover sleeved on the transparent cover,
the lamp holder includes first lower-end component and with the second upper end component of first part rigid coupling, seted up on the terminal surface that second upper end component was kept away from to first lower-end component and held the interval, the socket has been placed in holding the interval, and second upper end component has cup jointed the heat dissipation part outward, the heat dissipation part is used for dispelling the heat of the inside production of crashproof lamp.
Preferably, the second upper end part is provided with a plane end, a circle of mounting groove is formed in the periphery of the plane end in an outward winding mode, the plane end is fixedly connected with the first light-emitting piece, the transparent cover is connected in the mounting groove in a clamping mode, and the first light-emitting piece and the second light-emitting piece are arranged inside the transparent cover.
Preferably, the first and second light emitting members have the same structure, and the first light emitting member includes a first light source board fixed to the planar end and a first reflector fixed to the first light source board, and the second light emitting member is fixed to the first reflector.
Preferably, a plurality of mutually crossed partition boards are arranged in the middle of the upper end cover, the cross point of each partition board is positioned in the center of the upper end cover, a through hole is formed between every two adjacent partition boards, and the upper end cover is fixed on the second light-emitting piece.
Preferably, the heat dissipation part comprises a first heat dissipation part and a second heat dissipation part, the first heat dissipation part and the second heat dissipation part have the same structure and are symmetrically arranged relative to the lamp holder, the first heat dissipation part and the second heat dissipation part surround the lamp holder to form a circle, and two adjacent ends of the first heat dissipation part and the second heat dissipation part are arranged at intervals.
Preferably, the first heat dissipation member is of a semi-arc structure, a plurality of heat dissipation through holes are formed in the first heat dissipation member, and the cross section of each heat dissipation through hole is different in shape.
Preferably, the first heat dissipation member is provided with a first heat dissipation through hole, a second heat dissipation through hole adjacent to the first heat dissipation through hole, and a third heat dissipation through hole adjacent to the second heat dissipation through hole, and the first heat dissipation through hole, the second heat dissipation through hole and the third heat dissipation through hole are arranged in parallel.
Preferably, the cross-sectional areas of the first heat dissipation through hole, the second heat dissipation through hole and the third heat dissipation through hole are gradually decreased.
Preferably, the first heat dissipation through hole, the second heat dissipation through hole and the third heat dissipation through hole are all formed in the first heat dissipation member, and the first heat dissipation through hole, the second heat dissipation through hole and the third heat dissipation through hole are all provided with opposite side walls.
Compared with the prior art, the invention has the beneficial effects that: the design mode that couples together the heat dissipation part has increased the intensity of crashproof lamp, and when wind blows, the heat dissipation part can not produce the deformation, does not influence the heat dissipation simultaneously, and the heat dissipation of crashproof lamp is realized through the natural heat dissipation mode of conduction, convection current and radiation. The overall structure design has reduced the appearance volume of crashproof lamp, and the area that occupies the aircraft position reduces, has reduced weight simultaneously, has reduced power loss, has also reduced the heat of power loss conversion, and the temperature rise is less relatively under high temperature environment, has reduced the energy resource consumption to the aircraft, and the cost is reduced has guaranteed the stability of performance.
Drawings
FIG. 1 is a front view of an anti-collision light according to the present invention;
FIG. 2 is a top view of an anti-collision light according to the present invention;
fig. 3 is a schematic diagram of a three-dimensional explosion structure of the anti-collision lamp according to the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an anti-collision light includes: the anti-collision lamp comprises a lamp holder 1, a first light-emitting piece fixed on the lamp holder 1, a second light-emitting piece fixed on the first light-emitting piece, a transparent cover 2 clamped on the lamp holder 1 and an upper end cover 3 sleeved on the transparent cover 2, wherein the lamp holder 1 comprises a first lower end piece and a second upper end piece fixedly connected with the first piece, a containing interval is formed in the end face, far away from the second upper end piece, of the first lower end piece, a socket 4 is placed in the containing interval, when the anti-collision lamp is installed, the first light-emitting piece, the second light-emitting piece, the transparent cover 2 and the upper end cover 3 are sequentially installed on the lamp holder 1 and overlapped layer by layer, and each piece is mutually fixed through screws, so that the anti-collision lamp can be operated conveniently in the installing and the disassembling process, the replacement of the parts is also convenient, the anti-collision lamp is brighter through the first light-emitting piece and the second light-emitting piece, the second upper end piece is externally sleeved with a heat-collision lamp dissipation part 5, the heat dissipation part 5 is used for dissipating heat generated inside the anti-collision lamp, and dissipating the heat generated by the anti-collision lamp more rapidly.
Furthermore, second upper end part is provided with a plane end, and is provided with the round mounting groove outward around this plane end periphery, the rigid coupling has first luminous component on the plane end, the joint has translucent cover 2 in the mounting groove, and first luminous component and second luminous component all set up inside translucent cover 2, and first luminous component is the same with the structure of second luminous component, just first luminous component is including being fixed in first light source board 6 that the plane was served and being fixed in first reflector 7 on first light source board 6, and the second luminous component is fixed in on first reflector 7, and this structural mounting is stable for the structural strength of whole crashproof lamp is high.
Further, be provided with a plurality of intercrossing's baffle in the middle of the upper end cover 3, the crosspoint of every baffle is located the central point of upper end cover 3 and forms a through-hole between every two adjacent baffles, and on upper end cover 3 was fixed in the second light-emitting component, set up to ventilation cooling form on the upper end cover 3, further be favorable to giving off of the inside heat of crashproof lamp.
Furthermore, the heat dissipation part 5 comprises a first heat dissipation part and a second heat dissipation part, the first heat dissipation part and the second heat dissipation part have the same structure and are symmetrically arranged about the lamp holder 1, the first heat dissipation part and the second heat dissipation part surround the lamp holder 1 to form a circle, two adjacent ends of the first heat dissipation part and the second heat dissipation part are arranged at intervals, the first heat dissipation part is of a semi-arc structure, a plurality of heat dissipation through holes are formed in the first heat dissipation part, the cross sections of the heat dissipation through holes are different in shape, the first heat dissipation part and the second heat dissipation part are provided with a plurality of heat dissipation through holes, the size and the weight of the whole structure are reduced, heat dissipation in the lamp holder 1 is uniform through the same structure of the first heat dissipation part and the second heat dissipation part and are symmetrically arranged about the lamp holder 1, and the heat dissipation is quicker.
Furthermore, a first heat dissipation through hole 8, a second heat dissipation through hole 9 arranged adjacent to the first heat dissipation through hole 8 and a third heat dissipation through hole 10 arranged adjacent to the second heat dissipation through hole 9 are formed in the first heat dissipation member, the first heat dissipation through hole 8, the second heat dissipation through hole 9 and the third heat dissipation through hole 10 are arranged in parallel, cross sectional areas of the first heat dissipation through hole 8, the second heat dissipation through hole 9 and the third heat dissipation through hole 10 are gradually decreased, the heat dissipation through holes are formed in the first heat dissipation member to the maximum extent, the maximum heat dissipation area is guaranteed, and the three heat dissipation through holes enable heat conduction to be efficient.
Furthermore, the first heat dissipation through hole 8, the second heat dissipation through hole 9 and the third heat dissipation through hole 10 are all formed in the first heat dissipation member, and the first heat dissipation through hole 8, the second heat dissipation through hole 9 and the third heat dissipation through hole 10 are all provided with opposite side walls, so that the strength of each heat dissipation through hole is ensured.
The number of devices and the scale of the processes described herein are intended to simplify the description of the invention, and applications, modifications and variations of the invention will be apparent to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (9)
1. An anti-collision lamp, comprising:
a lamp holder (1), a first luminous element fixed on the lamp holder (1), a second luminous element fixed on the first luminous element, a transparent cover (2) clamped on the lamp holder (1) and an upper end cover (3) sleeved on the transparent cover (2),
the lamp holder (1) include first lower-end component and with the second upper end component of first part rigid coupling, first lower-end component has been seted up on keeping away from the terminal surface of second upper end component and has been held the interval, socket (4) have been placed in holding the interval, and second upper end component has cup jointed heat dissipation part (5) outward, heat dissipation part (5) are used for dispelling the heat of the inside production of crashproof lamp.
2. An anti-collision lamp as claimed in claim 1, wherein the second upper end part is provided with a planar end, and a circle of mounting groove is arranged around the periphery of the planar end, the planar end is fixedly connected with the first light-emitting member, the transparent cover (2) is clamped in the mounting groove, and the first light-emitting member and the second light-emitting member are both arranged in the transparent cover (2).
3. An anti-collision light as claimed in claim 2, characterized in that the first and second luminous elements are of the same construction and comprise a first light source plate (6) fixed to the planar end and a first reflector (7) fixed to the first light source plate (6), the second luminous element being fixed to the first reflector (7).
4. An anti-collision light according to claim 1, characterized in that a plurality of partitions are arranged in the middle of the upper end cover (3) and cross each other, each cross point of the partitions is located at the center of the upper end cover (3), a through hole is formed between every two adjacent partitions, and the upper end cover (3) is fixed on the second light-emitting member.
5. An anti-collision lamp as claimed in claim 1, wherein the heat dissipation member (5) comprises a first heat dissipation member and a second heat dissipation member, the first heat dissipation member and the second heat dissipation member have the same structure and are symmetrically arranged with respect to the lamp holder (1), the first heat dissipation member and the second heat dissipation member form a circle around the lamp holder (1), and two adjacent ends of the first heat dissipation member and the second heat dissipation member are arranged at intervals.
6. An anti-collision lamp as claimed in claim 5, wherein the first heat-dissipating member has a semi-arc structure, and a plurality of heat-dissipating through holes are formed in the first heat-dissipating member, and the cross section of each heat-dissipating through hole has a different shape.
7. An anti-collision lamp as claimed in claim 6, wherein the first heat sink is provided with a first heat-dissipating through hole (8), a second heat-dissipating through hole (9) disposed adjacent to the first heat-dissipating through hole (8), and a third heat-dissipating through hole (10) disposed adjacent to the second heat-dissipating through hole (9), the first heat-dissipating through hole (8), the second heat-dissipating through hole (9), and the third heat-dissipating through hole (10) being disposed in parallel.
8. An anti-collision lamp as claimed in claim 7, characterized in that the cross-sectional areas of the first heat-dissipating through-hole (8), the second heat-dissipating through-hole (9) and the third heat-dissipating through-hole (10) decrease in order.
9. An anti-collision lamp as claimed in claim 7, wherein the first heat-dissipation through hole (8), the second heat-dissipation through hole (9) and the third heat-dissipation through hole (10) are all the first heat-dissipation member inner openings, and the first heat-dissipation through hole (8), the second heat-dissipation through hole (9) and the third heat-dissipation through hole (10) all have opposite side walls.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211466319.4A CN115675896A (en) | 2022-11-22 | 2022-11-22 | Anti-collision lamp |
| CN202310431921.2A CN116557826B (en) | 2022-11-22 | 2023-04-21 | Anti-collision lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211466319.4A CN115675896A (en) | 2022-11-22 | 2022-11-22 | Anti-collision lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115675896A true CN115675896A (en) | 2023-02-03 |
Family
ID=85053256
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211466319.4A Pending CN115675896A (en) | 2022-11-22 | 2022-11-22 | Anti-collision lamp |
| CN202310431921.2A Active CN116557826B (en) | 2022-11-22 | 2023-04-21 | Anti-collision lamp |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310431921.2A Active CN116557826B (en) | 2022-11-22 | 2023-04-21 | Anti-collision lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN115675896A (en) |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006350237A (en) * | 2005-06-20 | 2006-12-28 | Sharp Corp | Light source device, lamp housing, lamp unit, and projection type image display apparatus |
| CN101858505B (en) * | 2009-04-13 | 2013-04-24 | 富准精密工业(深圳)有限公司 | Light-emitting diode (LED) lamp |
| DE102010026335A1 (en) * | 2010-07-07 | 2012-01-12 | Star Right Limited | LED lamp for outdoor application, has control unit electrically connected to LED and with cooling fan that is attached to dissipative element, enabling cooling fan to allow airflow upwards and enabling LED to light up using delay circuit |
| TWI397650B (en) * | 2010-09-15 | 2013-06-01 | Sunonwealth Electr Mach Ind Co | Lamp |
| CN201935126U (en) * | 2011-01-27 | 2011-08-17 | 海洋王照明科技股份有限公司 | Light source heat dissipation structure and lamp |
| EP2711626B1 (en) * | 2011-05-18 | 2017-02-15 | Nanker (Guang Zhou) Semiconductor Manufacturing Corp. | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
| TWI529346B (en) * | 2012-05-03 | 2016-04-11 | 建準電機工業股份有限公司 | Lamp |
| CN202484958U (en) * | 2012-08-13 | 2012-10-10 | 中山市卡弗照明有限公司 | Heat radiation structure of reflector lamp and LED (Light-Emitting Diode) reflector lamp |
| KR101577946B1 (en) * | 2015-01-22 | 2015-12-16 | (주) 디아이 | Air-cooling type led lighting apparatus |
| CN204986474U (en) * | 2015-08-31 | 2016-01-20 | 佛山电器照明股份有限公司 | Utilize air convection's simple and easy LED bulb |
| CN206222019U (en) * | 2016-11-21 | 2017-06-06 | 浙江力昇光电科技有限公司 | LED heat dissipation structure and the LED lamp comprising the radiator structure |
| CN107420823A (en) * | 2017-06-21 | 2017-12-01 | 盐城市奇翔铜业有限公司 | A kind of light-focusing type radiating LED lamp of automobile |
| CN210687958U (en) * | 2019-10-14 | 2020-06-05 | 常州市莱士尚豫光电科技有限公司 | Heat dissipation formula LED ceiling lamp |
| CN212961175U (en) * | 2020-11-06 | 2021-04-13 | 青岛晶瑞照明科技有限公司 | High-efficient heat dissipation type spotlight |
| CN213777332U (en) * | 2020-11-26 | 2021-07-23 | 广东迈亮科技有限公司 | LED lamp |
| CN216345772U (en) * | 2021-12-17 | 2022-04-19 | 北京华兴助航科技有限公司 | Ventilation cooling type aviation obstruction beacon |
-
2022
- 2022-11-22 CN CN202211466319.4A patent/CN115675896A/en active Pending
-
2023
- 2023-04-21 CN CN202310431921.2A patent/CN116557826B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN116557826B (en) | 2024-01-23 |
| CN116557826A (en) | 2023-08-08 |
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Application publication date: 20230203 |