CN111089247A - LED lamp with dustproof outer cover - Google Patents
LED lamp with dustproof outer cover Download PDFInfo
- Publication number
- CN111089247A CN111089247A CN202010031329.XA CN202010031329A CN111089247A CN 111089247 A CN111089247 A CN 111089247A CN 202010031329 A CN202010031329 A CN 202010031329A CN 111089247 A CN111089247 A CN 111089247A
- Authority
- CN
- China
- Prior art keywords
- ring
- groove
- protective cover
- led lamp
- limiting
- 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.)
- Withdrawn
Links
Images
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
-
- 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
- F21V15/02—Cages
-
- 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
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
-
- 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
- F21V17/12—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 screwing
-
- 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
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- 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)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED lamp with a dustproof outer cover, which comprises a dustproof cover body and an LED bulb; the dust cover body comprises a circular plate-shaped upper supporting plate and a protective cover; the protective cover is a cylinder with a cylindrical groove-shaped accommodating cavity formed in the upper end face; the upper end of the containing cavity of the protective cover is formed with internal threads; the upper supporting plate is positioned in the accommodating cavity and is in threaded connection with the upper end of the accommodating cavity of the protective cover; a round hole-shaped through hole which penetrates up and down is formed in the center of the upper supporting plate; the side wall of the through hole is provided with a circular elastic lower sealing ring; the upper end surface of the upper supporting plate is provided with a circular upper limiting ring in a lifting way; the upper limiting ring is used for abutting against the bulb seat on the upper side; the lamp cap of the LED bulb sequentially penetrates through the lower sealing ring and the upper limiting ring from bottom to top and is screwed or clamped on the bulb seat; the shield is transparent.
Description
Technical Field
The invention relates to the technical field of LED lamps, in particular to an LED lamp with a dustproof outer cover.
Background
The LED lamp has the advantages of long service life, stable work and the like, and is increasingly used in the production and the life of people. The structure of the existing LED lamp is as follows: including base plate, LED lamp pearl, lamp stand and lamp shade, LED lamp pearl and lamp stand set up respectively in the both sides of base plate, and the lamp shade sets up in the LED lamp pearl and the base plate outside, has the power supply line in the lamp stand. When the lamp is used, the lamp holder is directly connected with an external power supply.
The LED lamp of this kind of structure, it is more convenient to use, but when this LED lamp was used in harsher environment, a large amount of impurity deposits appeared very easily on the lamp shade, and this kind of situation is more common in the serious mill of dust, and impurity on the lamp shade can seriously influence the result of use of whole LED lamp, and simultaneously, the lamp shade is damaged very easily to make whole LED lamp can't reuse.
Disclosure of Invention
The invention aims to provide an LED lamp with a dustproof outer cover, aiming at the technical problem that the service life of the LED lamp is short under the condition of serious dust.
The technical scheme for solving the technical problems is as follows: an LED lamp with a dustproof outer cover comprises a dustproof cover body and an LED bulb; the dust cover body comprises a circular plate-shaped upper supporting plate and a protective cover; the protective cover is a cylinder with a cylindrical groove-shaped accommodating cavity formed in the upper end face; the upper end of the containing cavity of the protective cover is formed with internal threads; the upper supporting plate is positioned in the accommodating cavity and is in threaded connection with the upper end of the accommodating cavity of the protective cover; a round hole-shaped through hole which penetrates up and down is formed in the center of the upper supporting plate; the side wall of the through hole is provided with a circular elastic lower sealing ring; the upper end surface of the upper supporting plate is provided with a circular upper limiting ring in a lifting way; the upper limiting ring is used for abutting against the bulb seat on the upper side; the lamp cap of the LED bulb sequentially penetrates through the lower sealing ring and the upper limiting ring from bottom to top and is screwed or clamped on the bulb seat; the shield is transparent.
Preferably, the center of the upper end surface of the upper supporting plate is provided with a plurality of lifting guide rods which are uniformly distributed; an annular upper supporting ring is formed at the upper end of the lifting guide rod; a lifting adjusting bolt penetrates through the upper supporting plate from bottom to top; the upper end of the adjusting bolt is pivoted on the upper support ring; the upper limit ring is vertically sleeved on the lifting guide rod and is in threaded connection with the adjusting bolt.
Preferably, the upper end of the inner cylindrical surface of the upper limiting ring is formed with a circular ring groove-shaped abutting ring groove; an elastic annular leaning ring is arranged in the leaning ring groove.
Preferably, the upper support plate is formed with a plurality of round-hole-shaped heat dissipation holes which penetrate through the upper support plate and the lower support plate; dustproof non-woven fabrics are detachably mounted in the radiating holes.
Preferably, the middle part of the side wall of each heat dissipation hole is provided with a non-woven fabric support groove in the shape of a circular groove; the upper part of the side wall of the heat dissipation hole is formed with a circular ring groove-shaped installation ring groove; the mounting ring groove is communicated with the non-woven fabric supporting groove, and the outer diameter of the mounting ring groove is larger than that of the non-woven fabric supporting groove; a non-woven fabric support groove; the dustproof non-woven fabric is circular and the diameter of the dustproof non-woven fabric is the same as the outer diameter of the non-woven fabric supporting groove; a circular installation limiting ring is arranged in the installation ring groove; a plurality of mounting limit bolts are inserted on the mounting limit ring from top to bottom; the installation limiting bolt is screwed on the bottom surface of the installation ring groove and enables the installation limiting ring to tightly press the periphery of the dustproof non-woven fabric; the inner diameter of the mounting limiting ring is the same as that of the heat dissipation hole.
Preferably, the upper end of the outer cylindrical surface of the protective cover is formed with external threads; the external thread is screwed with a circular fixed support ring; a pair of U-shaped fixing support frames with inward openings are formed on the outer cylindrical surface of the fixing support ring in bilateral symmetry; the longitudinal part of the fixed support frame is horizontally and radially screwed with an adjusting screw rod; one ends of the pair of adjusting screws, which are far away from each other, are respectively fixed with a limiting inner supporting plate; the limiting inner supporting plate penetrates through the limiting inner supporting plate from outside to inside and is screwed with a plurality of fixing limiting bolts; the fixed limit bolt is sleeved with a limit outer support plate; the pair of limiting inner supporting plates are positioned between the pair of limiting outer supporting plates.
Preferably, the number of the fixed limit bolts is at least four, and the fixed limit bolts are divided into an upper group and a lower group on average.
Preferably, the lower end of the protective cover is formed with a hemisphere shape; the lower end of the accommodating cavity is hemispherical; the wall thickness of the protective cover is equal.
The invention has the beneficial effects that: the LED bulb has good sealing performance, is effectively dustproof, is suitable for production workshops with more dust and severe environment, and effectively prolongs the service life of the LED bulb; the protection casing is relatively gone up the backup pad and can be adjusted from top to bottom for light is the most comfortable.
Drawings
Fig. 1 is a schematic structural view of a cross section of the present invention.
In the drawings, 10, a dust cover body; 11. a protective cover; 111. an internal thread; 112. an external thread; 12. an upper support plate; 120. heat dissipation holes; 1200. perforating; 121. a non-woven fabric support groove; 122. mounting a ring groove; 123. dustproof non-woven fabrics; 124. installing a limiting ring; 125. installing a limit bolt; 126. a lower seal ring; 13. a lifting guide rod; 131. an upper support ring; 14. adjusting the bolt; 15. an upper limiting ring; 150. abutting against the ring groove; 151. an abutment ring; 16. fixing the support ring; 161. fixing a support frame; 17. adjusting the screw rod; 171. limiting the inner supporting plate; 18. limiting an outer supporting plate; 19. fixing a limit bolt; 20. an LED bulb.
Detailed Description
As shown in fig. 1, an LED lamp with a dust-proof housing includes a dust-proof housing body 10 and an LED bulb 20; the dust cover body 10 comprises a circular plate-shaped upper support plate 12 and a protective cover 11; the protective cover 11 is a cylinder with a cylindrical groove-shaped accommodating cavity formed on the upper end surface; an internal thread 111 is formed at the upper end of the accommodating cavity of the protective cover 11; the upper supporting plate 12 is positioned in the accommodating cavity and is screwed on the upper end of the accommodating cavity of the protective cover 11; a round hole-shaped through hole 1200 which penetrates up and down is formed in the center of the upper support plate 12; an annular elastic lower sealing ring 126 is arranged on the side wall of the through hole 1200; the upper end surface of the upper supporting plate 12 is provided with an annular upper limiting ring 15 in a lifting way; the upper limit ring 15 is used for abutting against the bulb seat on the upper side; the lamp cap of the LED bulb sequentially penetrates through the lower sealing ring 126 and the upper limiting ring 15 from bottom to top and is screwed or clamped on the bulb seat; the shield 11 is transparent.
As shown in fig. 1, a plurality of lifting guide rods 13 are formed at the center of the upper end surface of the upper support plate 12 and are uniformly distributed; an annular upper support ring 131 is formed at the upper end of the lifting guide rod 13; the upper supporting plate 12 is provided with a lifting adjusting bolt 14 from bottom to top; the upper end of the adjusting bolt 14 is pivoted on the upper support ring 131; the upper limit ring 15 is vertically sleeved on the lifting guide rod 13 and is screwed on the adjusting bolt 14.
As shown in fig. 1, the upper end of the inner cylindrical surface of the upper limiting ring 15 is formed with a circular ring groove-shaped abutting ring groove 150; a resilient annular abutment ring 151 is provided in the abutment ring groove 150.
As shown in fig. 1, a plurality of circular holes 120 are formed in the upper support plate 12; dustproof non-woven fabrics 123 are detachably mounted in the heat dissipation holes 120.
As shown in fig. 1, the middle of the side wall of the heat dissipation hole 120 is formed with a non-woven fabric support groove 121 in the shape of a circular groove; a circular ring groove-shaped mounting ring groove 122 is formed at the upper part of the side wall of the heat dissipation hole 120; the mounting ring groove 122 is communicated with the non-woven fabric support groove 121 and the outer diameter of the mounting ring groove 122 is greater than that of the non-woven fabric support groove 121; a non-woven fabric support groove 121; the dustproof non-woven fabric 123 is circular and has the same diameter as the outer diameter of the non-woven fabric support groove 121; an annular mounting limiting ring 124 is arranged in the mounting ring groove 122; a plurality of mounting limit bolts 125 are inserted from top to bottom on the mounting limit ring 124; the mounting limit bolt 125 is screwed on the bottom surface of the mounting ring groove 122 and enables the mounting limit ring 124 to tightly press the periphery of the dustproof non-woven fabric 123; the inner diameter of the installation limiting ring 124 is the same as that of the heat dissipation hole 120.
As shown in fig. 1, the upper end of the outer cylindrical surface of the protection cover 11 is formed with an external thread 112; the external thread 112 is screwed with an annular fixed support ring 16; a pair of bilaterally symmetrical U-shaped fixing support frames 161 with inward openings are formed on the outer cylindrical surface of the fixing support ring 16; the longitudinal part of the fixed support frame 161 is horizontally and radially screwed with an adjusting screw rod 17; a limiting inner supporting plate 171 is fixed at one end of the pair of adjusting screws 17 away from each other; the limiting inner supporting plate 171 penetrates from outside to inside and is screwed with a plurality of fixing limiting bolts 19; a fixed limit bolt 19 is sleeved with a limit outer support plate 18; a pair of position limiting inner support plates 171 are located between the pair of position limiting outer support plates 18.
As shown in fig. 1, the number of the fixing and position-limiting bolts 19 is at least four and is divided equally into two upper and lower groups.
As shown in fig. 1, the lower end of the shield 11 is formed with a hemispherical shape; the lower end of the accommodating cavity is hemispherical; the wall thickness of the shield 11 is all equal.
The working principle of the LED lamp with the dustproof outer cover is as follows:
the upper support plate 12 is separated from the protective cover 11, and the lamp head of the LED lamp bulb 20 passes through the lower sealing ring 126 and the upper limiting ring 15 from bottom to top in sequence and is screwed or clamped on a lamp bulb seat (not shown); then the upper limiting ring 15 rises, so that the upper limiting ring 15 abuts against the lower end of the side wall of the bulb base to enable the LED bulb 20 to rise together, and then the lower sealing ring 126 tightly clamps the outer surface of the LED bulb 20, so that the nearest dustproof effect is achieved;
when the bulb holder (not shown) is in a fixed state, the protective cover 11 is screwed on and is in place;
when the bulb socket (not shown) is in a free state, the protective cover 11 is first screwed up and put in place, then the fixed support ring 16 is screwed up and put in place with respect to the protective cover 11, then the limit inner support plates 171 are rotated so that the spacing of the pair of limit inner support plates 171 is proper, so that the pair of limit inner support plates 171 abut against the holder plates or holder rods on both sides, and finally the limit inner support plates 171 and the limit outer support plates 18 clamp the respective side holder plates or holder rods by fixing the limit bolts 19;
dustproof non-woven fabrics 123 can prevent dust and can dispel the heat again, and dustproof non-woven fabrics 123 can be dismantled simultaneously, makes things convenient for dustproof non-woven fabrics 123 to conveniently change for dustproof non-woven fabrics 123 prevents dust and the heat dissipation is in the optimum.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.
Claims (8)
1. The utility model provides a LED lamp with dustproof dustcoat which characterized in that: comprises a dust cover body (10) and an LED bulb (20); the dust cover body (10) comprises a circular plate-shaped upper support plate (12) and a protective cover (11); the protective cover (11) is a cylinder with a cylindrical groove-shaped containing cavity formed on the upper end surface; an internal thread (111) is formed at the upper end of the accommodating cavity of the protective cover (11); the upper supporting plate (12) is positioned in the accommodating cavity and is screwed at the upper end of the accommodating cavity of the protective cover (11); a round hole-shaped through hole (1200) which penetrates through the upper support plate (12) from top to bottom is formed in the center of the upper support plate; an annular elastic lower sealing ring (126) is arranged on the side wall of the through hole (1200); the upper end surface of the upper supporting plate (12) is provided with a circular upper limiting ring (15) in a lifting way; the upper limiting ring (15) is used for abutting against the bulb seat on the upper side; the lamp holder of the LED bulb sequentially penetrates through the lower sealing ring (126) and the upper limiting ring (15) from bottom to top and is screwed or clamped on the bulb seat; the protective cover (11) is transparent.
2. The LED lamp with the dust cover of claim 1, wherein: a plurality of lifting guide rods (13) which are uniformly distributed are formed in the center of the upper end surface of the upper supporting plate (12); an annular upper supporting ring (131) is formed at the upper end of the lifting guide rod (13); a lifting adjusting bolt (14) penetrates through the upper supporting plate (12) from bottom to top; the upper end of the adjusting bolt (14) is pivoted on the upper support ring (131); the upper limiting ring (15) is vertically sleeved on the lifting guide rod (13) and is screwed on the adjusting bolt (14).
3. The LED lamp with the dust-proof cover according to claim 1 or 2, wherein: the upper end of the inner cylindrical surface of the upper limiting ring (15) is formed into a circular ring groove-shaped abutting ring groove (150); an elastic annular abutting ring (151) is arranged in the abutting ring groove (150).
4. The LED lamp with the dust cover of claim 1, wherein: a plurality of round heat dissipation holes (120) which penetrate through the upper support plate (12) from top to bottom are formed in the upper support plate; dustproof non-woven fabrics (123) are detachably arranged in the heat dissipation holes (120).
5. The LED lamp with the dustproof cover as set forth in claim 4, wherein: the middle part of the side wall of the heat dissipation hole (120) is provided with a non-woven fabric support groove (121) in the shape of a circular ring groove; the upper part of the side wall of the heat dissipation hole (120) is formed with a circular ring groove-shaped installation ring groove (122); the mounting ring groove (122) is communicated with the non-woven fabric supporting groove (121), and the outer diameter of the mounting ring groove (122) is larger than that of the non-woven fabric supporting groove (121); a nonwoven fabric support groove (121); the dustproof non-woven fabric (123) is circular and has the same diameter as the outer diameter of the non-woven fabric supporting groove (121); a circular mounting limiting ring (124) is arranged in the mounting ring groove (122); a plurality of mounting limit bolts (125) are inserted on the mounting limit ring (124) from top to bottom; the mounting limit bolt (125) is screwed on the bottom surface of the mounting ring groove (122) and enables the mounting limit ring (124) to tightly press the periphery of the dustproof non-woven fabric (123); the inner diameter of the mounting limiting ring (124) is the same as that of the heat dissipation hole (120).
6. The LED lamp with the dust cover of claim 1, wherein: the upper end of the outer cylindrical surface of the protective cover (11) is formed with external threads (112); the external thread (112) is screwed with an annular fixed support ring (16); a pair of bilaterally symmetrical U-shaped fixing support frames (161) with inward openings are formed on the outer cylindrical surface of the fixing support ring (16); the longitudinal part of the fixed support frame (161) is horizontally and radially screwed with an adjusting screw rod (17); one ends of the pair of adjusting screws (17) far away from each other are respectively fixed with a limiting inner supporting plate (171); the limiting inner supporting plate (171) penetrates from outside to inside and is screwed with a plurality of fixing limiting bolts (19); a fixed limit bolt (19) is sleeved with a limit outer support plate (18); a pair of position limiting inner support plates (171) are positioned between a pair of position limiting outer support plates (18).
7. The LED lamp with the dustproof cover as set forth in claim 6, wherein: the number of the fixed limit bolts (19) is at least four, and the fixed limit bolts are divided into an upper group and a lower group on average.
8. The LED lamp with the dust cover of claim 1, wherein: the lower end of the protective cover (11) is formed with a hemisphere shape; the lower end of the accommodating cavity is hemispherical; the wall thickness of the protective cover (11) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031329.XA CN111089247A (en) | 2020-01-13 | 2020-01-13 | LED lamp with dustproof outer cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031329.XA CN111089247A (en) | 2020-01-13 | 2020-01-13 | LED lamp with dustproof outer cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111089247A true CN111089247A (en) | 2020-05-01 |
Family
ID=70399191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010031329.XA Withdrawn CN111089247A (en) | 2020-01-13 | 2020-01-13 | LED lamp with dustproof outer cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111089247A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178553A (en) * | 2020-10-19 | 2021-01-05 | 杭州味想汽车用品有限公司 | Vehicle interior lighting device |
-
2020
- 2020-01-13 CN CN202010031329.XA patent/CN111089247A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178553A (en) * | 2020-10-19 | 2021-01-05 | 杭州味想汽车用品有限公司 | Vehicle interior lighting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111089247A (en) | LED lamp with dustproof outer cover | |
| CN216844388U (en) | Exempt from industrial and mining lamp of instrument dismouting | |
| CN214405785U (en) | LED illuminating lamp convenient to mount and dismount | |
| CN218671766U (en) | LED ceiling lamp with lamp body capable of being installed rapidly | |
| CN212644397U (en) | Novel LED factory lamp | |
| CN210800851U (en) | High heat dissipation lamp of easy installation | |
| CN219775564U (en) | Three-proofing lamp with shockproof function | |
| CN220436348U (en) | LED street lamp module lens mounting | |
| CN220523992U (en) | LED lamp with lamp beads capable of being increased and decreased | |
| CN214369554U (en) | LED desktop lamp is experienced to many feelings ambient light | |
| CN209558153U (en) | A kind of round illuminated cabinet device of install convenient | |
| CN217933713U (en) | Dismounting device | |
| CN210035215U (en) | Lamp for education | |
| CN215001431U (en) | Light distribution diffusion sheet for secondary lighting of lamp | |
| CN212081017U (en) | Prevent blue light teaching LED lamps and lanterns | |
| CN217763162U (en) | Whole body neon light-emitting lamp with protection assembly | |
| CN218626643U (en) | LED light source mounting structure | |
| CN211399512U (en) | Energy-saving lamp for factory workshop | |
| CN210532202U (en) | 12 volt vase conduction light source | |
| CN213480152U (en) | LED lamp housing convenient for replacing module | |
| CN215982388U (en) | Lamp anti-vibration mounting structure | |
| CN212719422U (en) | LED lighting lamp for multimedia classroom | |
| CN209762843U (en) | household circular LED fluorescent lamp | |
| CN219222492U (en) | Glass presss from both sides and uses heating stove of this glass clamp | |
| CN216383765U (en) | LED table lamp with anti-falling structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200501 |
|
| WW01 | Invention patent application withdrawn after publication |