CN107965712A - A kind of liftable LED combination pendent lamp - Google Patents
A kind of liftable LED combination pendent lamp Download PDFInfo
- Publication number
- CN107965712A CN107965712A CN201711163556.2A CN201711163556A CN107965712A CN 107965712 A CN107965712 A CN 107965712A CN 201711163556 A CN201711163556 A CN 201711163556A CN 107965712 A CN107965712 A CN 107965712A
- Authority
- CN
- China
- Prior art keywords
- pendent lamp
- main
- telescopic rod
- lamp
- pendent
- 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
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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
- F21S8/063—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a rigid pendant, i.e. a pipe or rod
-
- 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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
- F21S8/065—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension multi-branched, e.g. a chandelier
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/22—Adjustable mountings telescopic
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- 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]
Abstract
The invention discloses a kind of liftable LED combination pendent lamp, including pendent lamp firm banking, main pendent lamp and secondary pendent lamp, the pendent lamp firm banking upper end is provided with rubber cushion blocks, the pendent lamp firm banking upper end is provided with installation bolt, the pendent lamp firm banking lower end is provided with main pendent lamp telescopic rod, the main pendent lamp telescopic rod is internally provided with main pendent lamp drive motor, the main pendent lamp telescopic rod lower end is provided with spill spin block, the spill spin block lower end is provided with mounting disc, the mounting disc lower end is provided with the main pendent lamp, the main pendent lamp is internally provided with LED lamp panel, main canopy is provided with outside the main pendent lamp, reflective membrane is provided with the inside of the main canopy, the mounting disc lower end is provided with secondary pendent lamp telescopic rod.The apparatus structure is simple, easy to use, installing and dismounting is simple, and the main pendent lamp and the secondary pendent lamp can independent-lifting, safe and reliable strong applicability is easy to promoting.
Description
Technical field
The present invention relates to illuminator correlative technology field, and in particular to a kind of liftable LED combination pendent lamp.
Background technology
The basic structure of LED is one piece of electroluminescent chip of semiconductor material, with elargol or latex solidified to stent,
Then chip and circuit board are connected with silver wire or gold thread, then surrounding is sealed with epoxy resin, plays the work of protection internal core
With shell finally being installed, so the anti-seismic performance of LED light is good.It is related to the daily household electrical appliances such as mobile phone, desk lamp, household electrical appliances with field
In terms of machinery production.Initial LED is used as the instruction light source of instrument and meter, later various photochromic LED in traffic lights and
It is widely applied in large-area displays screen, generates good economic benefit and social benefit.Handed over 12 inches of red
Exemplified by ventilating signal lamp, in the U.S., this LED line lamp is being to use the long-life, and as light source, it is produced 140 watts of incandescent lamps of low light efficiency
The white light of 2000 lumens.After Red lightscreening plate, the feux rouges of light loss 90%, only remaining 200 lumens.Automobile signal light is also
The key areas of LED light source application.1987, China started to install high-mount stop lamp on automobile, due to LED fast response times
(nanosecond), can allow the driver of pursuit-type vehicle to know travel conditions early, reduce the generation of rear-ended car accident.In addition, LED
Lamp is obtained for application in the field such as outdoor red, green, blue full color display, key ring formula mini flashlight.LED light is contemporary general
All over use, lift LED combination pendent lamp be exactly in one kind, general lift LED combination pendent lamp structure is more complicated, is using
Shi Rongyi breaks down, and increases maintenance cost, and pendent lamp lift lifts for integral type, can not realize independent single lamp liter
Drop.
The content of the invention
The purpose of the present invention is that to solve the above-mentioned problems and provides a kind of liftable LED combination pendent lamp.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of liftable LED combination pendent lamp, including pendent lamp firm banking, main pendent lamp and secondary pendent lamp, the pendent lamp are fixed
Base upper end is provided with rubber cushion blocks, and the pendent lamp firm banking upper end is provided with installation bolt, under the pendent lamp firm banking
End is provided with main pendent lamp telescopic rod, and the main pendent lamp telescopic rod is internally provided with main pendent lamp drive motor, and the main pendent lamp stretches
Bar lower end is provided with spill spin block, and the spill spin block lower end is provided with mounting disc, and the mounting disc lower end is provided with the main pendent lamp,
The main pendent lamp is internally provided with LED lamp panel, and main canopy, the main canopy inner side are provided with outside the main pendent lamp
Reflective membrane is provided with, the mounting disc lower end is provided with secondary pendent lamp telescopic rod, and the pair pendent lamp telescopic rod is internally provided with pair and hangs
Lamp drive motor, the pair pendent lamp telescopic rod lower end are provided with secondary pendent lamp, and the mounting disc is internally provided with 80C51 microcontrollers,
The mounting disc is internally provided with wireless signal processor, and the mounting disc is internally provided with message handler, the mounting disc
Retractable wire pipe is internally provided with the main pendent lamp telescopic rod.
In said structure, when user needs to use the combination pendent lamp, user can first pass through the installation bolt will
The pendent lamp firm banking is fixedly mounted on roof, and is filled out among the pendent lamp firm banking and roof by the cushion block
Fill, prevent from being installed partially, after installing, LED light is installed in the secondary pendent lamp, when user is needed using combination pendent lamp
When, information is sent by remote controler, after the wireless signal processor is connected to the signal that remote controler is sent, signal is passed through into signal
Line passes to described information processor and the 80C51 microcontrollers, and the 80C51 microcontrollers control described information processor is to letter
Breath is handled, and handling result passed to the 80C51 microcontrollers, the 80C51 microcontrollers will by information result come
Controlling the main pendent lamp drive motor, either secondary pendent lamp drive motor works the main pendent lamp drive motor or secondary pendent lamp
Drive motor drives its described main pendent lamp telescopic rod or the secondary pendent lamp to stretch according to the control signal of the 80C51 microcontrollers
Contracting bar moves, and either the secondary pendent lamp telescopic rod drives the main pendent lamp or secondary pendent lamp to lift simultaneously to the main pendent lamp telescopic rod
Illumination.
In order to further improve a kind of use function of liftable LED combination pendent lamp, the rubber cushion blocks material is resistance to
Soft rubber is ground, and the pendent lamp firm banking upper end is fixedly mounted on by adhering process.
In order to further improve a kind of use function of liftable LED combination pendent lamp, the main pendent lamp drive motor is led to
Bolt is crossed to be fixedly mounted on inside the main pendent lamp telescopic rod, and the main pendent lamp drive motor driving shaft by shaft coupling with
The main pendent lamp telescopic rod telescopic shaft is connected.
In order to further improve a kind of use function of liftable LED combination pendent lamp, the spill spin block passes through clamping
Mode is fixedly mounted on described main pendent lamp telescopic rod one end, and convex block is provided with the spill spin block lower end, convex block with it is described
The fit depressions installation of mounting disc upper end.
In order to further improve a kind of use function of liftable LED combination pendent lamp, described LED lamp panel one end is provided with
Multigroup LED power saving fluorescent lamps, and be screwed installed in described LED lamp panel one end.
In order to further improve a kind of use function of liftable LED combination pendent lamp, the main canopy passes through card
The mode of dress is lived outside pendent lamp described in being fixedly mounted on, and barbola work is provided with the reflective membrane inside it, described
Reflective membrane is reflected into total reflection.
In order to further improve a kind of use function of liftable LED combination pendent lamp, the pair pendent lamp drive motor is led to
Bolt is crossed to be fixedly mounted on inside the secondary pendent lamp telescopic rod, and the secondary pendent lamp drive motor driving shaft by shaft coupling with
The pair pendent lamp telescopic rod telescopic shaft is connected.
Beneficial effect is：The apparatus structure is simple, easy to use, installing and dismounting is simple, and the main pendent lamp and institute
State secondary pendent lamp can independent-lifting, safe and reliable strong applicability easy to promote.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of liftable LED combination pendent lamp of the present invention；
Fig. 2 is a kind of liftable LED combination pendent lamp bottom view of the present invention；
Fig. 3 is a kind of partial schematic diagram of liftable LED combination pendent lamp of the present invention.
The reference numerals are as follows：
1st, secondary pendent lamp；2nd, secondary pendent lamp drive motor；3rd, mounting disc；4th, pendent lamp firm banking；5th, cushion block；6th, main pendent lamp driving
Motor；7th, installation bolt；8th, main pendent lamp telescopic rod；9th, spill spin block；10th, secondary pendent lamp telescopic rod；11st, reflective membrane；12nd, main pendent lamp；
13rd, LED lamp panel；14th, main canopy；15th, 80C51 microcontrollers；16th, wireless signal processor；17th, retractable wire pipe；18、
Message handler.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figs. 1-3, a kind of liftable LED combination pendent lamp, including pendent lamp firm banking 4, main pendent lamp 12 and pair are hung
Lamp 1,4 upper end of pendent lamp firm banking are provided with rubber cushion blocks 5, and 4 upper end of pendent lamp firm banking is provided with installation bolt 7, and pendent lamp is solid
Determine 4 lower end of base and be provided with main pendent lamp telescopic rod 8, main pendent lamp telescopic rod 8 is internally provided with main pendent lamp drive motor 6, main pendent lamp
8 lower end of telescopic rod is provided with spill spin block 9, and 9 lower end of spill spin block is provided with mounting disc 3, and 3 lower end of mounting disc is provided with main pendent lamp 12,
Main pendent lamp 12 is internally provided with LED lamp panel 13, and main canopy 14 is provided with outside main pendent lamp 12, and the main inner side of canopy 14 is set
Reflective membrane 11 is equipped with, 3 lower end of mounting disc is provided with secondary pendent lamp telescopic rod 10, and secondary pendent lamp telescopic rod 10 is internally provided with secondary pendent lamp and drives
Dynamic motor 2, secondary 10 lower end of pendent lamp telescopic rod are provided with secondary pendent lamp 1, and mounting disc 3 is internally provided with 80C51 microcontrollers 15, mounting disc
3 are internally provided with wireless signal processor 16, and mounting disc 3 is internally provided with message handler 18, and mounting disc 3 and main pendent lamp stretch
Bar 8 is internally provided with retractable wire pipe 17.
In said structure, when user needs to use the combination pendent lamp, user can first pass through installation bolt 7 by pendent lamp
Firm banking 4 is fixedly mounted on roof, and is filled among pendent lamp firm banking 4 and roof by cushion block 5, prevents from being pacified
Dress is inclined, and after installing, LED light is installed in secondary pendent lamp 1, when user is needed using combination pendent lamp, is sent out by remote controler
Go out information, after wireless signal processor 16 is connected to the signal that remote controler is sent, signal is passed into information processing by signal wire
Device 18 and 80C51 microcontrollers 15,15 control information processor 18 of 80C51 microcontrollers handle information, and by handling result
80C51 microcontrollers 15 are passed to, 80C51 microcontrollers 15 will control main pendent lamp drive motor 6 or pair to hang by information result
Lamp drive motor 2 works, and main pendent lamp drive motor 6 or secondary pendent lamp drive motor 2 are according to the control of 80C51 microcontrollers 15
To drive its main pendent lamp telescopic rod 8, either secondary pendent lamp telescopic rod 10 moves main pendent lamp telescopic rod 8 or secondary pendent lamp telescopic rod to signal
10 drive main pendent lamp 12 or secondary pendent lamp 1 to lift and illuminate.
In order to further improve a kind of use function of liftable LED combination pendent lamp, 5 material of rubber cushion blocks is wear-resisting soft
Rubber, and 4 upper end of pendent lamp firm banking is fixedly mounted on by adhering process, main pendent lamp drive motor 6 is bolted
Inside main pendent lamp telescopic rod 8, and main 6 driving shaft of pendent lamp drive motor is stretched by shaft coupling and main pendent lamp telescopic rod 8
Contracting axis is connected, and spill spin block 9 is fixedly mounted on main 8 one end of pendent lamp telescopic rod by way of clamping, and is set in 9 lower end of spill spin block
Convex block is equipped with, convex block and the fit depressions of 3 upper end of mounting disc are installed, and 13 one end of LED lamp panel is provided with multigroup LED energy-saving lamps
Pipe, and be screwed and be fixedly mounted on installed in 13 one end of LED lamp panel, main canopy 14 by way of clamping
Outside pendent lamp, and reflective membrane 11 is provided with by barbola work inside it, reflective membrane 11 is reflected into total reflection, secondary pendent lamp driving
Motor 2 is mounted by means of bolts on inside secondary pendent lamp telescopic rod 10, and secondary 1 drive motor driving shaft of pendent lamp passes through shaft coupling
It is connected with secondary 10 telescopic shaft of pendent lamp telescopic rod.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the original of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (7)
- A kind of 1. liftable LED combination pendent lamp, it is characterised in that：It is described including pendent lamp firm banking, main pendent lamp and secondary pendent lamp Pendent lamp firm banking upper end is provided with rubber cushion blocks, and the pendent lamp firm banking upper end is provided with installation bolt, and the pendent lamp is consolidated Determine base lower end and be provided with main pendent lamp telescopic rod, the main pendent lamp telescopic rod is internally provided with main pendent lamp drive motor, the master Pendent lamp telescopic rod lower end is provided with spill spin block, and the spill spin block lower end is provided with mounting disc, and the mounting disc lower end is set Main pendent lamp is stated, the main pendent lamp is internally provided with LED lamp panel, main canopy is provided with outside the main pendent lamp, and the master hangs It is provided with reflective membrane on the inside of lamp lampshade, the mounting disc lower end is provided with secondary pendent lamp telescopic rod, inside the pair pendent lamp telescopic rod Secondary pendent lamp drive motor is provided with, the pair pendent lamp telescopic rod lower end is provided with secondary pendent lamp, and the mounting disc is internally provided with 80C51 microcontrollers, the mounting disc are internally provided with wireless signal processor, and the mounting disc is internally provided with information processing Device, the mounting disc and the main pendent lamp telescopic rod are internally provided with retractable wire pipe.
- A kind of 2. liftable LED combination pendent lamp according to claim 1, it is characterised in that：The rubber cushion blocks material For wear-resisting soft rubber, and the pendent lamp firm banking upper end is fixedly mounted on by adhering process.
- A kind of 3. liftable LED combination pendent lamp according to claim 1, it is characterised in that：The main pendent lamp driving horse Up to being mounted by means of bolts on inside the main pendent lamp telescopic rod, and the main pendent lamp drive motor driving shaft passes through shaft coupling Device is connected with the main pendent lamp telescopic rod telescopic shaft.
- A kind of 4. liftable LED combination pendent lamp according to claim 1, it is characterised in that：The spill spin block passes through card The mode of dress is fixedly mounted on described main pendent lamp telescopic rod one end, and convex block is provided with the spill spin block lower end, convex block with The fit depressions installation of the mounting disc upper end.
- A kind of 5. liftable LED combination pendent lamp according to claim 1, it is characterised in that：Described LED lamp panel one end is set Multigroup LED power saving fluorescent lamps is equipped with, and is screwed installed in described LED lamp panel one end.
- A kind of 6. liftable LED combination pendent lamp according to claim 1, it is characterised in that：The main canopy leads to Cross the mode clamped be fixedly mounted on it is described live pendent lamp outside, and reflective membrane is provided with by barbola work inside it, The reflective membrane is reflected into total reflection.
- A kind of 7. liftable LED combination pendent lamp according to claim 1, it is characterised in that：The pair pendent lamp driving horse Up to being mounted by means of bolts on inside the secondary pendent lamp telescopic rod, and the secondary pendent lamp drive motor driving shaft passes through shaft coupling Device is connected with the secondary pendent lamp telescopic rod telescopic shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711163556.2A CN107965712A (en) | 2017-11-21 | 2017-11-21 | A kind of liftable LED combination pendent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711163556.2A CN107965712A (en) | 2017-11-21 | 2017-11-21 | A kind of liftable LED combination pendent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107965712A true CN107965712A (en) | 2018-04-27 |
Family
ID=62000649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711163556.2A Pending CN107965712A (en) | 2017-11-21 | 2017-11-21 | A kind of liftable LED combination pendent lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107965712A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613147A (en) * | 2018-06-18 | 2018-10-02 | 佛山市第七感文化传播有限公司 | A kind of stage lighting pylon facilitating adjusting |
| CN108605563A (en) * | 2018-05-11 | 2018-10-02 | 利辛县风雅颂机电科技有限公司 | A kind of assembling lamp light control device |
| CN109812729A (en) * | 2019-01-09 | 2019-05-28 | 长沙航空职业技术学院 | A kind of orientation adjustment device for bridge road lighting apparatus |
| CN113090981A (en) * | 2021-04-09 | 2021-07-09 | 江苏华美照明科技有限公司 | Compensation type LED street lamp with adjustable illumination brightness |
| CN113390039A (en) * | 2021-06-02 | 2021-09-14 | 许佩倩 | Ceiling lamp convenient to install and replace |
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| CN203963734U (en) * | 2014-08-04 | 2014-11-26 | 温州倪氏霓虹灯有限公司 | A kind of pendent lamp |
| CN204005609U (en) * | 2014-07-29 | 2014-12-10 | 邓伟 | Scalable pendent lamp |
| CN204026412U (en) * | 2014-08-04 | 2014-12-17 | 温州倪氏霓虹灯有限公司 | A kind of telescopic folding pendent lamp |
| CN204901550U (en) * | 2015-07-09 | 2015-12-23 | 刘知辰 | Lamps and lanterns with over -and -under type illumination adjusting device |
| CN205664243U (en) * | 2016-06-12 | 2016-10-26 | 江西科恒照明电器有限公司 | Rotatable LED ceiling lamp of remote control |
| CN107084357A (en) * | 2017-04-17 | 2017-08-22 | 杨迪凡 | A kind of intelligent multifunctional pendent lamp |
| CN206600723U (en) * | 2017-04-13 | 2017-10-31 | 青岛科海电器有限公司 | A kind of anti-dazzle LED Ceiling lights of Dustproof |
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2017
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| CN204005609U (en) * | 2014-07-29 | 2014-12-10 | 邓伟 | Scalable pendent lamp |
| CN203963734U (en) * | 2014-08-04 | 2014-11-26 | 温州倪氏霓虹灯有限公司 | A kind of pendent lamp |
| CN204026412U (en) * | 2014-08-04 | 2014-12-17 | 温州倪氏霓虹灯有限公司 | A kind of telescopic folding pendent lamp |
| CN204901550U (en) * | 2015-07-09 | 2015-12-23 | 刘知辰 | Lamps and lanterns with over -and -under type illumination adjusting device |
| CN205664243U (en) * | 2016-06-12 | 2016-10-26 | 江西科恒照明电器有限公司 | Rotatable LED ceiling lamp of remote control |
| CN206600723U (en) * | 2017-04-13 | 2017-10-31 | 青岛科海电器有限公司 | A kind of anti-dazzle LED Ceiling lights of Dustproof |
| CN107084357A (en) * | 2017-04-17 | 2017-08-22 | 杨迪凡 | A kind of intelligent multifunctional pendent lamp |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108605563A (en) * | 2018-05-11 | 2018-10-02 | 利辛县风雅颂机电科技有限公司 | A kind of assembling lamp light control device |
| CN108613147A (en) * | 2018-06-18 | 2018-10-02 | 佛山市第七感文化传播有限公司 | A kind of stage lighting pylon facilitating adjusting |
| CN109812729A (en) * | 2019-01-09 | 2019-05-28 | 长沙航空职业技术学院 | A kind of orientation adjustment device for bridge road lighting apparatus |
| CN113090981A (en) * | 2021-04-09 | 2021-07-09 | 江苏华美照明科技有限公司 | Compensation type LED street lamp with adjustable illumination brightness |
| CN113390039A (en) * | 2021-06-02 | 2021-09-14 | 许佩倩 | Ceiling lamp convenient to install and replace |
| CN113390039B (en) * | 2021-06-02 | 2022-08-30 | 江门市靓丰灯饰有限公司 | Ceiling lamp convenient to install and replace |
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Application publication date: 20180427 |