CN110056789A - A kind of LED lamp tube of good heat dissipation effect - Google Patents
A kind of LED lamp tube of good heat dissipation effect Download PDFInfo
- Publication number
- CN110056789A CN110056789A CN201910276022.3A CN201910276022A CN110056789A CN 110056789 A CN110056789 A CN 110056789A CN 201910276022 A CN201910276022 A CN 201910276022A CN 110056789 A CN110056789 A CN 110056789A
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- Prior art keywords
- shell
- heat
- cylinder
- radiating
- block
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
- F21K9/275—Details of bases or housings, i.e. the parts between the light-generating element and the end caps; Arrangement of components within bases or housings
-
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- 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
-
- 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)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The present invention relates to a kind of LED lamp tubes of good heat dissipation effect, including shell, mounting plate, substrate, two conducting blocks and several lamp beads, it further include two radiating subassemblies and at least two heat-conductive assemblies, the heat-conductive assembly includes aperture and heating column, the radiating subassembly includes heat-conducting plate, cylinder, sealing plate, radiating block, spring, riser, through-hole and two position-limiting units, the LED lamp tube of the good heat dissipation effect absorbs the heat that lamp bead distributes by heat-conductive assembly, and it is transmitted to the outside of shell, realize heat dissipation, slow down rate of rise in temperature in shell, moreover, as shell body temperature rises, air heats expansion, sealing plate is pushed to move in cylinder, contact radiating block, sealing plate is set to pass to radiating block after heat in absorption shell, heat is distributed by radiating block, further enhance the heat dissipation of the LED lamp tube Ability improves the practicability of equipment.
Description
Technical field
The present invention relates to LED illumination device field, in particular to a kind of LED lamp tube of good heat dissipation effect.
Background technique
LED lamp tube is also commonly called as light pipe, fluorescent tube, its light source using LED as illuminator, and LED lamp tube has the effect that shines
The lot of advantages such as the high and low fever of rate, power saving, are usually used in the rooms such as general lighting, office building, market, restaurant, school, family, factory
Intraoral illumination.With photovoltaic industry technology reach its maturity with it is perfect, in order to which using electricity wisely meets energy-saving and environment-friendly requirement, simultaneously fit
Answer the demand of different user, more and more enterprise developments LED lamp tube replaces the fluorescent lamp of traditional technology.
But existing LED lamp tube, in illumination, lamp bead works in the environment of closing, the luminous generated heat of lamp bead
It is difficult to distribute, the temperature in fluorescent tube is caused to be gradually increasing, lamp bead works under high temperature environment, will lead to making for LED lamp tube
With the lost of life, the practicability of existing LED lamp tube is thereby reduced.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, a kind of good heat dissipation effect is provided
LED lamp tube.
The technical solution adopted by the present invention to solve the technical problems is: a kind of LED lamp tube of good heat dissipation effect, including shell
Body, mounting plate, substrate, two conducting blocks and several lamp beads, the mounting plate are located at the side of shell, the mounting plate and shell
Axis it is parallel, two conducting blocks are separately fixed at the both ends of shell, and the substrate is fixed between two conducting blocks, the base
Plate is parallel with mounting plate, and the lamp bead is evenly distributed on the side of the separate mounting plate of substrate, further include two radiating subassemblies and
At least two heat-conductive assemblies, two radiating subassemblies are located at the both ends of shell, and the radiating subassembly and conducting block correspond,
The radiating subassembly is located at the side of the close mounting plate of conducting block, and the heat-conductive assembly is evenly distributed on the separate lamp bead of substrate
Side；
The heat-conductive assembly includes aperture and heating column, and the heating column is vertical with substrate, one end of the heating column with
Substrate is fixedly connected, and the other end of the heating column is fixedly connected with mounting plate, and the close installation of shell is arranged in the aperture
On the inner wall of the side of plate, the periphery of the heating column and the inner wall of aperture are tightly connected, and the making material of the heating column is
Ceramics；
The radiating subassembly includes that heat-conducting plate, cylinder, sealing plate, radiating block, spring, riser, through-hole and two limits are single
Member, the cylinder are fixed on the side of the separate lamp bead of substrate by heat-conducting plate, and the through-hole is arranged on shell, the cylinder
Periphery and the inner wall of through-hole be tightly connected, the sealing plate is located at the inside of cylinder, the periphery of the sealing plate and cylinder
Inner wall is tightly connected, and the shape of the radiating block is cylinder, and the radiating block and cylinder coaxial are arranged, and the one of the radiating block
End is located at the inside of cylinder, and the other end of the radiating block is connect by spring with riser, and the riser is fixed on mounting plate
Close to the side of shell, the spring is in compressive state, and two position-limiting units are located at the one of the separate shell of radiating block
Above and below end.
Preferably, in order to reinforce heat-sinking capability, one end of the close mounting plate of the heating column is equipped with several convex blocks, institute
The outside that convex block is located at shell is stated, the convex block is evenly distributed on heating column.
Preferably, the heat-conductive assembly further includes instlated tubular in order to concentrate on heat on heating column, the heating column
Be coaxially disposed with instlated tubular, one end of the instlated tubular is fixedly connected with substrate, the other end of the thermal insulation board and shell it is interior
Wall is fixedly connected.
Preferably, in order to limit the movement of radiating block, the position-limiting unit includes stop collar, limited block and gag lever post,
The limited block is fixedly connected by gag lever post with riser, and the stop collar is set on gag lever post, the stop collar and heat dissipation
Block is fixedly connected, and the gag lever post is parallel with the axis of radiating block.
Preferably, in order to avoid sealing plate enters enclosure interior, the inner wall of one end of the separate radiating block of the cylinder
It is equipped with several blocks.
Preferably, in order to limit the moving range of sealing plate, one end of the close riser of the sealing plate and cylinder
Distance is greater than the length of spring.
The invention has the advantages that the LED lamp tube of the good heat dissipation effect absorbs the heat that lamp bead distributes by heat-conductive assembly
Amount, and it is transmitted to the outside of shell, it realizes heat dissipation, slows down rate of rise in temperature in shell, moreover, with shell body temperature
Rise, air heats expansion pushes sealing plate to move in cylinder, contacts radiating block, and sealing plate is made to absorb heat in shell
After pass to radiating block, heat is distributed by radiating block, the heat-sinking capability of the LED lamp tube is further enhanced, improves and set
Standby practicability.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the LED lamp tube of good heat dissipation effect of the invention；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
In figure: 1. shells, 2. mounting plates, 3. substrates, 4. conducting blocks, 5. lamp beads, 6. heating columns, 7. heat-conducting plates, 8. cylinders,
9. sealing plate, 10. radiating blocks, 11. springs, 12. risers, 13. convex blocks, 14. instlated tubulars, 15. stop collars, 16. limited blocks, 17.
Gag lever post, 18. blocks.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of LED lamp tube of good heat dissipation effect, including 3, two shell 1, mounting plate 2, substrate conducting blocks 4
With several lamp beads 5, the mounting plate 2 is located at the side of shell 1, and the mounting plate 2 is parallel with the axis of shell 1, two conductions
Block 4 is separately fixed at the both ends of shell 1, and the substrate 3 is fixed between two conducting blocks 4, and the substrate 3 and mounting plate 2 are flat
Row, it further includes that two radiating subassemblies and at least two lead that the lamp bead 5, which is evenly distributed on the side of the separate mounting plate 2 of substrate 3,
Hot component, two radiating subassemblies are located at the both ends of shell 1, and the radiating subassembly and conducting block 4 correspond, the heat dissipation
Component is located at the side of the close mounting plate 2 of conducting block 4, and the heat-conductive assembly is evenly distributed on the one of the separate lamp bead 5 of substrate 3
Side；
The heat-conductive assembly includes aperture and heating column 6, and the heating column 6 is vertical with substrate 3, and the one of the heating column 6
End is fixedly connected with substrate 3, and the other end of the heating column 6 is fixedly connected with mounting plate 2, and shell 1 is arranged in the aperture
On the inner wall of the side of mounting plate 2, the periphery of the heating column 6 and the inner wall of aperture are tightly connected, the heating column 6
Making material is ceramics；
In the LED lamp tube, after mounting plate 2 is fixedly mounted, the position of shell 1 can be fixed, by supplying to conducting block 4
Electricity can make the lamp bead 5 on substrate 3 shine and be illuminated, the inside of shell 1, absorb the luminous generation of lamp bead 5 using substrate 3
Heat, then heating column 6 is transferred heat to, heating column 6 is made of ceramic, it is ensured that the good heating conduction of heating column 6 is led
After plume 6 absorbs heat, temperature rises, and heat is distributed from one end of the separate substrate 3 of heating column 6, and the LED lamp tube can be realized
Heat sinking function, to slow down the rate of climb of 1 internal temperature of shell.
As shown in Fig. 2, the radiating subassembly includes heat-conducting plate 7, cylinder 8, sealing plate 9, radiating block 10, spring 11, riser
12, through-hole and two position-limiting units, the cylinder 8 is fixed on the side of the separate lamp bead 5 of substrate 3 by heat-conducting plate 7, described logical
Hole is arranged on shell 1, and the periphery of the cylinder 8 and the inner wall of through-hole are tightly connected, and the sealing plate 9 is located at the interior of cylinder 8
Side, the periphery of the sealing plate 9 and the inner wall of cylinder 8 are tightly connected, and the shape of the radiating block 10 is cylinder, the heat dissipation
Block 10 and cylinder 8 are coaxially disposed, and one end of the radiating block 10 is located at the inside of cylinder 8, and the other end of the radiating block 10 is logical
It crosses spring 11 to connect with riser 12, the riser 12 is fixed on the side of the close shell 1 of mounting plate 2, and the spring 11 is in
Compressive state, two position-limiting units are located above and below one end of separate shell 1 of radiating block 10.
As the temperature in shell 1 is gradually increasing, the air inside shell 1 is gradually increased, to push in radiating subassembly
Sealing plate 9 in cylinder 8 is mobile to the direction far from shell 1, and sealing plate 9 continues to keep movement, thus contacted with radiating block 10,
Cylinder 8 is transferred heat to using substrate 3 and heat-conducting plate 7, and after cylinder 8 is by transferring heat to sealing plate 9 inside it, it is close
Sealing plate 9 is contacted with radiating block 10, so that radiating block 10 absorbs the heat of sealing plate 9, and heat is dissipated from the outside of shell 1
It sends out, in radiating subassembly, when sealing plate 9 is moved and is contacted against on radiating block 10, pressure is generated to radiating block 10, is led to
The spring 11 of overcompression generates thrust to radiating block 10, makes 10 stress balance of radiating block, makes 10 He of radiating block using spring 11
Sealing plate 9 has certain moving range, mobile convenient for the gas push sealing plate 9 and radiating block 10 of expanded by heating in shell 1.
Preferably, in order to reinforce heat-sinking capability, one end of the close mounting plate 2 of the heating column 6 is equipped with several convex blocks
13, the convex block 13 is located at the outside of shell 1, and the convex block 13 is evenly distributed on heating column 6.It is increased and is led by convex block 13
The surface area of plume 6, so that there are more contacts area in heating column 6 and the external world, convenient for reinforcing the heat-sinking capability of the LED lamp tube.
Preferably, the heat-conductive assembly further includes instlated tubular 14, described to lead in order to concentrate on heat on heating column 6
Plume 6 and instlated tubular 14 are coaxially disposed, and one end of the instlated tubular 14 is fixedly connected with substrate 3, the other end of the thermal insulation board
It is fixedly connected with the inner wall of shell 1.It is convenient for heat when flowing on heating column 6 using instlated tubular 14, is located at shell in heating column 6
In the inside of body 1, heat is avoided to distribute, so that heat is distributed from the position of heating column 6 being located at outside shell 1, realized
Heat sinking function.
Preferably, in order to limit the movement of radiating block 10, the position-limiting unit includes stop collar 15, limited block 16 and limit
Position bar 17, the limited block 16 are fixedly connected by gag lever post 17 with riser 12, and the stop collar 15 is set on gag lever post 17,
The stop collar 15 is fixedly connected with radiating block 10, and the gag lever post 17 is parallel with the axis of radiating block 10.When the shape of spring 11
When variable changes, stop collar 15 is moved along the axis for the gag lever post 17 being fixed on riser 12, passes through limited block
16 limit the sliding scale of stop collar 15, avoid stop collar 15 from being detached from gag lever post 17, to ensure that the steady of radiating block 10
It is mobile.
Preferably, in order to avoid sealing plate 9 enters inside shell 1, one end of the separate radiating block 10 of the cylinder 8
Inner wall is equipped with several blocks 18.After avoiding the air themperature inside shell 1 from declining by block 18, air is shunk so that sealing
When plate 9 is mobile to the direction far from radiating block 10, sealing plate 9 is detached from cylinder 8 and enters in shell 1.
Preferably, in order to limit the moving range of sealing plate 9, the sealing plate 9 and the one of the close riser 12 of cylinder 8
The distance at end is greater than the length of spring 11.It, will when preventing gas expansion from pushing sealing plate 9 mobile by guaranteeing the length of cylinder 8
The outside of the release cylinder 8 of sealing plate 9.
When the LED lamp tube is run, the heat that the operation of lamp bead 5 generates is absorbed using heating column 6, and by heat from heating column 6
One end of separate substrate 3 distribute, realize heat dissipation, reduce by the 1 internal temperature rate of climb of shell, when in shell 1 when the temperature is excessively high,
Gas expansion pushes sealing plate 9 to move in cylinder 8, so that sealing plate 9 is contacted with radiating block 10, sealing plate 9 will be in shell 1
Heat transfer to radiating block 10, the heat of shell 1 is distributed by radiating block 10, further realizes heat dissipation, is guaranteed in shell 1
Lamp bead 5 operate under suitable temperature environment, improve the practicability of the LED lamp tube.
Compared with prior art, the LED lamp tube of the good heat dissipation effect absorbs the heat that lamp bead 5 distributes by heat-conductive assembly,
And it is transmitted to the outside of shell 1, it realizes heat dissipation, slows down rate of rise in temperature in shell 1, moreover, with temperature in shell 1
Rise, air heats expansion pushes sealing plate 9 to move in cylinder 8, contacts radiating block 10, and sealing plate 9 is made to absorb shell 1
Radiating block 10 is passed to after interior heat, is distributed heat by radiating block 10, further enhances the heat radiation energy of the LED lamp tube
Power improves the practicability of equipment.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (6)
1. a kind of LED lamp tube of good heat dissipation effect, including shell (1), mounting plate (2), substrate (3), two conducting blocks (4) and if
Dry lamp bead (5), the mounting plate (2) are located at the side of shell (1), and the mounting plate (2) is parallel with the axis of shell (1), and two
A conducting block (4) is separately fixed at the both ends of shell (1), and the substrate (3) is fixed between two conducting blocks (4), the base
Plate (3) is parallel with mounting plate (2), and the lamp bead (5) is evenly distributed on the side of the separate mounting plate (2) of substrate (3), feature
It is, further includes two radiating subassemblies and at least two heat-conductive assemblies, two radiating subassemblies are located at the both ends of shell (1),
The radiating subassembly and conducting block (4) correspond, and the radiating subassembly is located at the one of the close mounting plate (2) of conducting block (4)
Side, the heat-conductive assembly are evenly distributed on the side of the separate lamp bead (5) of substrate (3)；
The heat-conductive assembly includes aperture and heating column (6), and the heating column (6) is vertical with substrate (3), the heating column (6)
One end be fixedly connected with substrate (3), the other end of the heating column (6) is fixedly connected with mounting plate (2), aperture setting
On the inner wall of the side of the close mounting plate (2) of shell (1), the periphery of the heating column (6) and the inner wall of aperture seal and connect
It connects, the making material of the heating column (6) is ceramics；
The radiating subassembly include heat-conducting plate (7), cylinder (8), sealing plate (9), radiating block (10), spring (11), riser (12),
Through-hole and two position-limiting units, the cylinder (8) are fixed on the side of the separate lamp bead (5) of substrate (3) by heat-conducting plate (7),
The through-hole is arranged on shell (1), and the periphery of the cylinder (8) and the inner wall of through-hole are tightly connected, sealing plate (9) position
In the inside of cylinder (8), the periphery of the sealing plate (9) and the inner wall of cylinder (8) are tightly connected, the shape of the radiating block (10)
Shape is cylinder, and the radiating block (10) and cylinder (8) are coaxially disposed, and one end of the radiating block (10) is located at cylinder (8)
The other end of inside, the radiating block (10) is connect by spring (11) with riser (12), and the riser (12) is fixed on installation
The side of the close shell (1) of plate (2), the spring (11) are in compressive state, and two position-limiting units are located at radiating block
(10) above and below one end of separate shell (1).
2. the LED lamp tube of good heat dissipation effect as described in claim 1, which is characterized in that the close installation of the heating column (6)
One end of plate (2) is equipped with several convex blocks (13), and the convex block (13) is located at the outside of shell (1), and the convex block (13) is uniformly divided
Cloth is on heating column (6).
3. the LED lamp tube of good heat dissipation effect as described in claim 1, which is characterized in that the heat-conductive assembly further includes heat-insulated
It manages (14), the heating column (6) and instlated tubular (14) are coaxially disposed, and one end and substrate (3) of the instlated tubular (14) are fixed to be connected
It connects, the other end of the thermal insulation board is fixedly connected with the inner wall of shell (1).
4. the LED lamp tube of good heat dissipation effect as described in claim 1, which is characterized in that the position-limiting unit includes stop collar
(15), limited block (16) and gag lever post (17), the limited block (16) are fixedly connected by gag lever post (17) with riser (12), institute
It states stop collar (15) to be set on gag lever post (17), the stop collar (15) is fixedly connected with radiating block (10), the gag lever post
(17) parallel with the axis of radiating block (10).
5. the LED lamp tube of good heat dissipation effect as described in claim 1, which is characterized in that the separate radiating block of the cylinder (8)
(10) inner wall of one end is equipped with several blocks (18).
6. the LED lamp tube of good heat dissipation effect as described in claim 1, which is characterized in that the sealing plate (9) and cylinder (8)
Close riser (12) one end distance be greater than spring (11) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276022.3A CN110056789A (en) | 2019-04-08 | 2019-04-08 | A kind of LED lamp tube of good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276022.3A CN110056789A (en) | 2019-04-08 | 2019-04-08 | A kind of LED lamp tube of good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110056789A true CN110056789A (en) | 2019-07-26 |
Family
ID=67318423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910276022.3A Withdrawn CN110056789A (en) | 2019-04-08 | 2019-04-08 | A kind of LED lamp tube of good heat dissipation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056789A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100133973A1 (en) * | 2006-12-28 | 2010-06-03 | Yu-Nung Shen | Light-emitting device with a long lifespan |
| KR20100090101A (en) * | 2009-02-05 | 2010-08-13 | 금호전기주식회사 | Fpl type led fluorescent lamp |
| CN206449448U (en) * | 2017-01-25 | 2017-08-29 | 浙江安吉成新照明电器有限公司 | A kind of LED illumination lamp |
| CN108679465A (en) * | 2018-05-22 | 2018-10-19 | 厦门多彩光电子科技有限公司 | A kind of LED lamp |
| CN208011377U (en) * | 2018-03-14 | 2018-10-26 | 安庆师范大学 | It is a kind of to be convenient for heat dissipation and safe and reliable LED lamp tube for fishing ground illumination |
| CN208504156U (en) * | 2018-06-29 | 2019-02-15 | 周拓 | A kind of built-in breathing equipment |
-
2019
- 2019-04-08 CN CN201910276022.3A patent/CN110056789A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100133973A1 (en) * | 2006-12-28 | 2010-06-03 | Yu-Nung Shen | Light-emitting device with a long lifespan |
| KR20100090101A (en) * | 2009-02-05 | 2010-08-13 | 금호전기주식회사 | Fpl type led fluorescent lamp |
| CN206449448U (en) * | 2017-01-25 | 2017-08-29 | 浙江安吉成新照明电器有限公司 | A kind of LED illumination lamp |
| CN208011377U (en) * | 2018-03-14 | 2018-10-26 | 安庆师范大学 | It is a kind of to be convenient for heat dissipation and safe and reliable LED lamp tube for fishing ground illumination |
| CN108679465A (en) * | 2018-05-22 | 2018-10-19 | 厦门多彩光电子科技有限公司 | A kind of LED lamp |
| CN208504156U (en) * | 2018-06-29 | 2019-02-15 | 周拓 | A kind of built-in breathing equipment |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190726 |
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| WW01 | Invention patent application withdrawn after publication |