CN108087798A - A kind of LED downlight with good insulation - Google Patents
A kind of LED downlight with good insulation Download PDFInfo
- Publication number
- CN108087798A CN108087798A CN201810053283.4A CN201810053283A CN108087798A CN 108087798 A CN108087798 A CN 108087798A CN 201810053283 A CN201810053283 A CN 201810053283A CN 108087798 A CN108087798 A CN 108087798A
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- China
- Prior art keywords
- slot
- arc
- shell
- lamp holder
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009413 insulation Methods 0.000 title claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 6
- 239000004411 aluminium Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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
- F21V17/164—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 the parts being subjected to bending, e.g. snap joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to downlight technical fields, provide a kind of LED downlight with good insulation, and including lamp holder, the material that lamp holder is is minute surface aluminium sheet, and the top cooperation of lamp holder is equipped with insulation board, and the top of insulation board, which is fixed, is connected with metal edge frame；The external cooperation of lamp holder is connected with shell, fast assembling disassembling structure is fixed on shell, fast assembling disassembling structure includes arc panel, arc shell and slide plate, arc shell is symmetrically fixed on the shell, arc panel slip is connected in arc shell and its top inner wall is connected by spring with the top inner wall of arc shell, and the bottom of arc panel offers sliding slot；The present invention is intended to provide a kind of LED downlight of safe metal edge frame and solving the problems, such as that the downlight inconvenience of the prior art dismounts on furred ceiling.
Description
Technical field
The present invention relates to downlight technical fields, and in particular to a kind of LED downlight with good insulation.
Background technology
LED downlight is a kind of illuminator for being embedded into light down-ejection type in ceiling.LED downlight is to belong to directional type photograph
Bright lamp has, and only its opposite ability light, beam angle belong to optically focused, and light is relatively concentrated, and comparison of light and shade is strong.It is more prominent
Illuminated object, lumens are higher, more set off out quiet ambiance.LED downlight feature：The entirety for keeping building decoration is unified
With perfection, the setting of lamps and lanterns is not destroyed, and light source is hidden inside building decoration, and light source is not exposed, free from glare, and the visual effect of people is soft
With uniformly.
The downlight of the prior art in order to ensure the service life of LED downlight, for lamp holder design frequently with aluminum lamp
Seat, reaches good heat dissipation performance；In order to heighten the integrally-built rigidity of downlight and metal-like, many downlight producers are by downlight
Frame or the shell of entire lamp body make metal quality；But when since the power cord of downlight is by a zero curve and a firewire
It forms, due to not being grounded, when use easily generates leaky, and leaky is conducted through aluminum lamp holder to metal edge frame
On, accidental shock accident can easily occur when downlight installation can repair.
The downlight of the prior art when mounted usually by being designed with snak link on downlight housing, by with Housing Base
Cooperation, be installed on ceiling board, it is when mounted to have inconvenience since the torsional spring torsion of snak link is larger, and right more
When downlight carries out removing repair, it is pressed on snak link on ceiling board and is inconvenient dismounting, and conveniently observe the position of snak link
It puts, is usually present with the phenomenon that the back of the hand crushes.
The content of the invention
The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of LED downlights with good insulation, it is desirable to provide a kind of
The LED downlight of safe metal edge frame and solve the problems, such as that the downlight inconvenience of the prior art dismounts on furred ceiling.
Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：
A kind of LED downlight with good insulation, including lamp holder, the material that the lamp holder is is heat sink material, the lamp
The top cooperation of seat is equipped with insulation board, and the top of the insulation board, which is fixed, is connected with metal edge frame；Match somebody with somebody the outside of the lamp holder
Conjunction is connected with shell, and fast assembling disassembling structure is fixed on the shell, and the fast assembling disassembling structure includes arc panel, arc shell
And slide plate, the arc shell symmetrically it is fixed on the housing, the arc panel slip be connected in the arc shell and
Its top inner wall is connected by spring with the top inner wall of the arc shell, and the bottom of the arc panel offers sliding slot, institute
It states and slide is fixed at the top of slide plate, the slide slip is connected in the sliding slot, and square is arranged on the outer wall of the shell
Shape straight slot, its bottom offer guide groove, and the bottom of the slide plate is fixed with tommy bar, and the tommy bar cooperation is plugged on the guide groove
It is interior.
Further, the bottom of the lamp holder is equipped with lamp group and power supply module, and its top is embedded with mask.
Further, the top circumference of the lamp holder is uniformly provided with arc-shaped slot, and the arc-shaped slot includes first
Straight slot and the second straight slot, the outer diameter of first straight slot is more than the outer diameter of the second straight slot, and its internal diameter is equal, second straight slot
Side wall be fixed with arc convex.
Further, the insulation board is plastic material, and the lower circumference of the insulation board is uniformly fixed with latch, institute
Latch cooperation is stated to be connected in second straight slot.
Further, annular groove is equipped at the top edge of the insulation board, the internal diameter of the annular groove is more than
The upper surface outer diameter of the lamp holder, the bottom of the annular groove are uniformly provided with slot, square are fixed on the side wall of the slot
Shape protrusion.
Further, the lower circumference of the metal edge frame is uniformly fixed with elastic card, the elastic card cooperation
It is plugged in the slot, the elastic card is equipped with card slot, and the rectangular preiection cooperation is connected in the card slot.
Further, the position that opens up of the rectangular straight slot matches with the slide plate.
Advantageous effect
The present invention provides a kind of LED downlights with good insulation, and compared with existing known technology, of the invention has
Following advantageous effect：
1st, by being equipped with insulation board between aluminum lamp holder and metal edge frame, downlight heat dissipation, rigidity and metallic are being ensured
On the premise of sense, good insulating effect can be played, allows user during use, leaky will not occur, safety
Property it is high.
It 2nd, can be with by the cooperation of latch and arc-shaped slot clamping installation and the matching design of elastic card and slot
Realize the fixation of stablizing between lamp holder, insulation board and metal edge frame, and very convenient dismounting.
3rd, have fast assembling disassembling structure by design and installation on the shell, by the slide design and arc panel of slide plate with
The resilient engagement design of arc shell can realize that downlight stablizes fixation on furred ceiling, downlight is facilitated to be dismounted from furred ceiling.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the exploded perspective view of the present invention；
Fig. 2 is the insulation board top view of the present invention；
Fig. 3 is the insulation board side view of the present invention；
Fig. 4 is the lamp holder top view of the present invention；
The fast assembling disassembling structure that Fig. 5 is the present invention is connected half-section diagram with furred ceiling；
Fig. 6 is the fast assembling disassembling structure top view of the present invention；
Fig. 7 is the outer casing bottom schematic diagram of the present invention；
Fig. 8 is the slide plate of the present invention and arc panel connection diagram；
Label in figure represents respectively：1- lamp holders；2- insulation boards；3- metal edge frames；4- masks；5- rectangular preiections；6- bullets
Property card；7- latches；8- shells；9- arc panels；10- arc shells；11- slide plates；12- slides；13- tommy bars；14- furred ceilings 14；
101- arc-shaped slots；201- annular grooves；202- slots；601- card slots；801- rectangular straight slot；802- guide grooves；1101- sliding slots.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts belong to the scope of protection of the invention.
Embodiment：
A kind of LED downlight with good insulation of the present embodiment, with reference to Fig. 1-8：Including lamp holder 1, material that lamp holder 1 is
For minute surface aluminium sheet, the top cooperation of lamp holder 1 is equipped with insulation board 2, and the top of insulation board 2, which is fixed, is connected with metal edge frame 3；Lamp holder
1 external cooperation is connected with shell 8, and fast assembling disassembling structure is fixed on shell 8, and fast assembling disassembling structure includes arc panel 9, arc
Housing 10 and slide plate 11, arc shell 10 are symmetrically fixed on shell 8, and the slip of arc panel 9 is connected in arc shell 10 and it
Top inner wall is connected by spring with the top inner wall of arc shell 10, and the bottom of arc panel 9 offers sliding slot 1101, slide plate 11
Top be fixed with slide 12, the slip of slide 12 is connected in sliding slot 1101, be arranged on the outer wall of shell 8 rectangular straight slot 801,
Its bottom offers guide groove 802, and the position that opens up of rectangular straight slot 801 matches with slide plate 11；The bottom of slide plate 11, which is fixed with, pulls
Bar 13, the cooperation of tommy bar 13 are plugged in guide groove 802.
The bottom of lamp holder 1 is equipped with lamp group and power supply module, and its top is embedded with mask 4.
The top circumference of lamp holder 1 is uniformly provided with arc-shaped slot 101, and arc-shaped slot 101 includes the first straight slot and second and leads to
Slot, the outer diameter of the first straight slot is more than the outer diameter of the second straight slot, and its internal diameter is equal, and it is convex that the side wall of the second straight slot is fixed with arc
It rises, the design of arc convex can prevent latch 7 from coming off in the second straight slot.
Insulation board 2 is plastic material, and the lower circumference of insulation board 2 is uniformly fixed with latch 7, and the cooperation of latch 7 is connected to the
In two straight slots.
Annular groove 201 is equipped at the top edge of insulation board 2, the internal diameter of annular groove 201 is more than the upper surface of lamp holder 1
Outer diameter, the bottom of annular groove 201 are uniformly provided with slot 202, rectangular preiection 5 are fixed on the side wall of slot 202.
The lower circumference of metal edge frame 3 is uniformly fixed with elastic card 6, and the cooperation of elastic card 6 is plugged in slot 202,
Elastic card 6 is equipped with card slot 601, and the cooperation of rectangular preiection 5 is connected in card slot 601.
By being equipped with insulation board 2 between aluminum lamp holder 1 and metal edge frame 3, ensureing downlight heat dissipation, rigidity and metallic
On the premise of sense, good insulating effect can be played, allows user during use, leaky will not occur, safety
Property it is high.
It is set by the cooperation clamping installation of latch 7 and arc-shaped slot 601 and elastic card 6 and the cooperation of slot 202
Meter can realize the fixation of stablizing between lamp holder 1, insulation board 2 and metal edge frame 3, and very convenient dismounting.
In use, in assembling, the latch 7 of insulation board 2 is inserted into the first card slot 601 of arc-shaped slot 601 first, and
Rotating insulated plate 2 afterwards makes the cooperation of latch 7 be connected in the second card slot 601, completes the fixation of insulation board 2 and lamp holder 1, then by gold
The elastic card 6 for belonging to 3 bottom of frame is plugged into slot 202, makes 202 inner wall of slot using the elastic deformation of elastic card 6
The cooperation of rectangular preiection 5 is connected in the card slot 601 of elastic card 6, completes the fixation of metal edge frame 3 and insulation board 2；Operation letter
It is single.
Assembly and disassembly methods of the downlight on furred ceiling 14, when being installed to downlight, first by along 802 slid inward of guide groove
Tommy bar 13 so that the sliding slot 1101 of the arcuately plate 9 of slide plate 11 is retracted in the rectangular straight slot 801 of shell 8, then downlight is put into and is hung
In the reserved holes in top 14, the bottom and 14 outer wall of furred ceiling that make downlight fit, then by lifting tommy bar 13 upwards and edge is led simultaneously
Slot 802 slides in and out tommy bar 13 so that the bottom sidewall of slide plate 11 is pressed on the top of furred ceiling 14, between the bottom of shell 8
It completes to fix, under the action of camber of spring power, downlight can be allowd to be firmly secured on furred ceiling 14；Dismounting with it is above-mentioned
Installation steps on the contrary, just do not repeat herein.Dismount very convenient, smaller tommy bar 13 designs the beauty for not interfering with downlight
Property.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to foregoing each implementation
Technical solution recorded in example modifies or carries out equivalent substitution to which part technical characteristic；And these modification or
It replaces, the essence of appropriate technical solution is not made to depart from the spirit and scope of various embodiments of the present invention technical solution.
Claims (7)
1. a kind of LED downlight with good insulation, which is characterized in that including lamp holder, the material that the lamp holder is is heat dissipation material
Material, the top cooperation of the lamp holder are equipped with insulation board, and the top of the insulation board, which is fixed, is connected with metal edge frame；The lamp holder
External cooperation be connected with shell, be fixed with fast assembling disassembling structure on the shell, the fast assembling disassembling structure include arc panel,
Arc shell and slide plate, the arc shell are symmetrically fixed on the housing, and the arc panel slip is connected to the arc
In housing and its top inner wall is connected by spring with the top inner wall of the arc shell, and the bottom of the arc panel opens up
There is sliding slot, slide is fixed at the top of the slide plate, the slide slip is connected in the sliding slot, on the outer wall of the shell
Be arranged with rectangular straight slot, its bottom offers guide groove, the bottom of the slide plate is fixed with tommy bar, and the tommy bar cooperation is plugged on institute
It states in guide groove.
A kind of 2. LED downlight with good insulation according to claim 1, which is characterized in that the bottom of the lamp holder
Lamp group and power supply module are installed, and its top is embedded with mask.
A kind of 3. LED downlight with good insulation according to claim 1, which is characterized in that the top of the lamp holder
Even circumferential offers arc-shaped slot, and the arc-shaped slot includes the first straight slot and the second straight slot, the outer diameter of first straight slot
More than the outer diameter of the second straight slot, and its internal diameter is equal, and the side wall of second straight slot is fixed with arc convex.
4. a kind of LED downlight with good insulation according to claim 1 or 3, which is characterized in that the insulation board is
Plastic material, the lower circumference of the insulation board are uniformly fixed with latch, and the latch cooperation is connected in second straight slot.
A kind of 5. LED downlight with good insulation according to claim 1, which is characterized in that the top of the insulation board
Portion edge is equipped with annular groove, and the internal diameter of the annular groove is more than the upper surface outer diameter of the lamp holder, the annular groove
Bottom be uniformly provided with slot, be fixed with rectangular preiection on the side wall of the slot.
A kind of 6. LED downlight with good insulation according to claim 1 or 5, which is characterized in that the metal edge frame
Lower circumference be uniformly fixed with elastic card, the elastic card cooperation is plugged in the slot, on the elastic card
Equipped with card slot, the rectangular preiection cooperation is connected in the card slot.
7. a kind of LED downlight with good insulation according to claim 1, which is characterized in that the rectangular straight slot
Position is opened up with the slide plate to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810053283.4A CN108087798A (en) | 2018-01-19 | 2018-01-19 | A kind of LED downlight with good insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810053283.4A CN108087798A (en) | 2018-01-19 | 2018-01-19 | A kind of LED downlight with good insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087798A true CN108087798A (en) | 2018-05-29 |
Family
ID=62181673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810053283.4A Pending CN108087798A (en) | 2018-01-19 | 2018-01-19 | A kind of LED downlight with good insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087798A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623572A (en) * | 2021-08-03 | 2021-11-09 | 新文行灯饰有限公司 | Down lamp mounting base, down lamp and down lamp mounting method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967640A (en) * | 1994-12-16 | 1999-10-19 | Moriyama Sangyo Kabushiki Kaisha | Equipment using mounting hole of ceiling as fixing element and accessory devices |
| CN101451663A (en) * | 2008-12-01 | 2009-06-10 | 武良举 | Automatic fixture device of embedded luminaire |
| WO2010135928A1 (en) * | 2009-05-27 | 2010-12-02 | Wu Liangju | Automatic mounting mechanism for recessed lamp |
| CN103185211A (en) * | 2011-12-28 | 2013-07-03 | 海洋王照明科技股份有限公司 | LED (Light Emitting Diode) down lamp |
| CN104676512A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Shell structure of lamp |
| CN106764700A (en) * | 2017-01-18 | 2017-05-31 | 钟奇 | A kind of LED lamp for town road |
| CN107084346A (en) * | 2017-03-03 | 2017-08-22 | 冯伟微 | It is a kind of that quickly firm LED street lamp is installed |
| CN107084334A (en) * | 2017-01-18 | 2017-08-22 | 钟奇 | A kind of Novel LED lamp |
| CN107314277A (en) * | 2017-03-27 | 2017-11-03 | 东莞市格丹美五金工具有限公司 | A kind of practical LED |
| CN206890293U (en) * | 2017-07-20 | 2018-01-16 | 安徽欧品光电科技有限公司 | A kind of recessed light fixture |
-
2018
- 2018-01-19 CN CN201810053283.4A patent/CN108087798A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967640A (en) * | 1994-12-16 | 1999-10-19 | Moriyama Sangyo Kabushiki Kaisha | Equipment using mounting hole of ceiling as fixing element and accessory devices |
| CN101451663A (en) * | 2008-12-01 | 2009-06-10 | 武良举 | Automatic fixture device of embedded luminaire |
| WO2010135928A1 (en) * | 2009-05-27 | 2010-12-02 | Wu Liangju | Automatic mounting mechanism for recessed lamp |
| CN103185211A (en) * | 2011-12-28 | 2013-07-03 | 海洋王照明科技股份有限公司 | LED (Light Emitting Diode) down lamp |
| CN104676512A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Shell structure of lamp |
| CN106764700A (en) * | 2017-01-18 | 2017-05-31 | 钟奇 | A kind of LED lamp for town road |
| CN107084334A (en) * | 2017-01-18 | 2017-08-22 | 钟奇 | A kind of Novel LED lamp |
| CN107084346A (en) * | 2017-03-03 | 2017-08-22 | 冯伟微 | It is a kind of that quickly firm LED street lamp is installed |
| CN107314277A (en) * | 2017-03-27 | 2017-11-03 | 东莞市格丹美五金工具有限公司 | A kind of practical LED |
| CN206890293U (en) * | 2017-07-20 | 2018-01-16 | 安徽欧品光电科技有限公司 | A kind of recessed light fixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623572A (en) * | 2021-08-03 | 2021-11-09 | 新文行灯饰有限公司 | Down lamp mounting base, down lamp and down lamp mounting method |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180529 |
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| WD01 | Invention patent application deemed withdrawn after publication |