CN208566241U - A kind of LED corn lamp - Google Patents
A kind of LED corn lamp Download PDFInfo
- Publication number
- CN208566241U CN208566241U CN201821369523.3U CN201821369523U CN208566241U CN 208566241 U CN208566241 U CN 208566241U CN 201821369523 U CN201821369523 U CN 201821369523U CN 208566241 U CN208566241 U CN 208566241U
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- light source
- connection ring
- led
- mould group
- source unit
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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a kind of LED corn lamp, it include: shell, driving power and LED light source mould group, the driving power is arranged in shell, the driving power is electrically connected the LED light source mould group, it further include the first connector, first connector includes cover board and the first connection ring, the cover plate lid is together on shell, by more spaced first dowel connections between first connection ring and cover board, first connection ring, cover board and the first adjacent dowel collectively form through-hole；The LED light source mould group is hollow barrel-type structure, it includes the light source unit for multiple hollow barrel-types that head and the tail detachably splice, the head end of the LED light source mould group is connected to the first connection ring of the first connector, and the through-hole of the tail end opening of the LED light source mould group, inner hollow cavity and the first connector connects and forms a heat dissipation channel.
Description
Technical field
The utility model relates to lighting areas, and in particular to a kind of perfect heat-dissipating, structure are simple, at low cost, and power can
It adjusts, easily changeable LED corn lamp.
Background technique
The energy and environment are the major tests of 21 century facing mankind, so green energy conservation becomes the focus of world attention.
By taking illumination as an example, LED referred to as forth generation lighting source or green due to having many advantages, such as that energy-saving and environmental protection, service life are long, small in size
Color light source obtains unprecedented opportunities in lighting area.
In people's lives, LED light source is widely used, and compared with traditional vacuum incandescent lamp, LED light source tool
There is unrivaled advantage, without being encapsulated in vacuum glass, impact resistance and collision are durable, but also are a kind of no dirts
The mercury-free light source of dye.Then, because LED maximum light emitting angle is 120 °, it is contemplated that it shines uniformly, spy is designed to that 360 ° shine,
Its shape is such as corn ear, to LED corn lamp occur.Because LED power is bigger, the heat of generation is bigger, all or with
Lamp bead is attached on aluminum substrate by common process production with tin cream, is formed with patch at monolithic light source board insert group, in order to preferably radiate,
Radiator is increased in many LED corn lamps, is transmitted to bracket to tin cream to aluminum substrate to radiating piece to plastic table by chip
Face, pyroconductivity is low, and it is low that lamp bead actually uses power.And its increase of radiator improves the cost of LED corn lamp, Er Qieti
Product also becomes much larger, and structure is complicated, at high cost.And in the light source of LED corn lamp, the amounts of particles of LED chip be it is fixed,
Can only adjust the power of light source by changing size of current, adjustable range is limited when adjuster power.Furthermore if light source
In be mostly to be fixed into monolithic construction, if individual or the dead lamp in part, the part being connected in series with damned lamp occur can not also work,
Because light source part can not be individually replaced after the dead lamp of light-source structure appearance of monoblock type, often directly replaced, in this way, waste
Resource.
Utility model content
Therefore, the utility model provides a kind of LED corn lamp, has structure simple, at low cost, power adjustable, Yi Genghuan
And the characteristics of perfect heat-dissipating.
To achieve the above object, it is as follows to provide technical solution for the utility model:
A kind of LED corn lamp, comprising: shell, driving power and LED light source mould group, the driving power are arranged in shell
Interior, it further includes the first connector, first connector includes cover board that the driving power, which is electrically connected the LED light source mould group,
And first connection ring, the cover plate lid are spaced by more between first connection ring and cover board together on shell
The connection of first dowel, first connection ring, cover board and the first adjacent dowel collectively form through-hole；The LED light source
Mould group is hollow barrel-type structure comprising the light source unit for multiple hollow barrel-types that head and the tail detachably splice, the LED light source mould
The head end of group is connected to the first connection ring of the first connector, the tail end opening of the LED light source mould group, inner hollow cavity with
And first the through-hole of connector connect and form a heat dissipation channel.
Further, annular link slot, the LED light source mould group are offered in the first connection ring of first connector
Head end be fixedly connected on the annular link slot of the first connection ring.
It further, further include the second connector, second connector includes the second connection ring, second connection ring
It is removably fixedly installed between the two ends of adjacent light source unit, and then realizes that the head and the tail of adjacent light source unit are detachable
Splicing.
Further, the upper and lower surfaces of second connection ring are equipped with annular link slot, adjacent light source unit
Two ends are removably fixedly connected on respectively in the annular link slot of the upper and lower surfaces of the second connection ring, and then realize head and the tail
Detachable splicing.
Further, the head end of the light source unit and tail end are respectively equipped with electrical contact, and second connection ring is equipped with
Electrode column, when connected between adjacent light source unit by the second connection ring, the electrical contact of first light source unit tail end passes through institute
Electrode column is stated to be electrically connected with the electrical contact of second light source unit head end.
Further, the position of the electrical contact of the electrical contact and tail end of the head end of the light source unit is in the axial direction
It is staggered.
It further, is in be connected in parallel between multiple light sources unit.
Further, second connection ring is equipped with location structure, between second connection ring and light source unit
It is located by connecting, and then keeps electrode column corresponding with electrical contact and form electrical connection.
It further, further include guide post, the guide post is arranged in the hollow cavity of LED light source mould group in spacing
It is interior, and in the connecting hole of the fixed cover board for being inserted in the first connector, second connector further includes guide sleeve, the guiding
Set is set in the second connection ring in spacing, and the two is connected by more the second dowels being set in distance, the guide sleeve
It is socketed in guide post and is positioned.
It further, further include end cap, the end cap is covered on the tail end of LED light source mould group, offers on the end cap
The resigning mouthful of the tail end opening of corresponding LED light source mould group.
Further, the light source unit includes: that the light source unit includes: the bracket of hollow barrel-type, is arranged in
Bracket route, LED chip and the packaging plastic of rack outer surface, the LED chip array are packaged in the outer surface of bracket, and with branch
The electrical connection of stringing road, the packaging plastic include fluorescent glue and insulating cement, and the fluorescent glue is coated on the surface of LED chip, described
Insulating cement sealing covers the rack outer surface and bracket circuit surface.
LED light source mould group is that chip is directly encapsulated into full wafer is soft, on bracket with foldable, no longer needs to patch to aluminium
On substrate.The LED wafer is encapsulated on bracket by certain pitch arrays, and is connect with bracket, and the packaging plastic includes glimmering
Optical cement and insulating cement.Light source front rack does insulation processing.Cradle back is exposed and mould group on that there are many perforative gas ports is (straight
Diameter is φ 1.5mm*6mm) increase heat dissipation.
Technical solution provided by the utility model, the LED light source mould group are connected on shell by the first connector, the
A connection piece is equipped with through-hole, and the LED light source mould group is hollow barrel-type structure, and the tail end of the LED light source mould group is open, is interior
The through-hole of portion's hollow cavity and the first connector connects and forms a heat dissipation channel, does not need radiating piece.When the whole lamp point of LED
Chip heat is directly transferred to 2 faces inside and outside bracket and contacts with air when bright work, is directly radiated by hot cold air convection, outside
Surface directly contacts heat dissipation with air, and internal heat travels up to the through-hole and mould of the first connector according to stack effect air-flow
Group through hole outflow, it is distinguished and admirable to form circulation cooling.LED light source mould group mould group improves rate of heat dissipation and structure increases radiating surface and makes
That the product light is logical, light efficiency, lux maintenance, service life improve its structure is simple, at low cost.
The LED light source mould group includes the light source unit for multiple hollow barrel-types that head and the tail detachably splice, can be according to reality
The power needed selects the quantity of assembly light source unit, and adjusting range is big；And if there is abnormal, such as dead lamp in single source unit
The phenomenon that, can targetedly replace abnormal light source unit, lamps and lanterns other as shell, driving power and normal light source unit portion
Divide sustainable use will not waste of resource by the damage control at minimum.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of LED corn lamp in embodiment one；
Fig. 2 show the decomposition diagram of LED corn lamp in embodiment one；
Fig. 3 show the schematic cross-section of LED corn lamp in embodiment one；
Fig. 4 show the structural schematic diagram of the first connector of LED corn lamp in embodiment one；
Fig. 5 show the structural schematic diagram of the second connector of LED corn lamp in embodiment one；
Fig. 6 show the rough schematic view of the circuit connection of LED corn lamp in embodiment two.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment one
Referring to figs. 1 to shown in Fig. 5, a kind of LED corn lamp provided in this embodiment, comprising: shell, driving power and LED
Light source module group, specifically, the shell includes lamp cap 11 and outer housing 12, the outer housing 12 is plastic casing, the driving
Power supply is arranged in outer housing 12, and the lamp cap 11 is electrically connected with driving power, the structure that lamp cap 11 is electrically connected with driving power
For routine techniques, no longer it is described in detail.
It further include the first connector 40, first connector 40 includes cover board 41 and the first connection ring 42, the cover board
41 are covered on shell, and then driving power lid is closed, and are set between first connection ring 42 and cover board 41 by six roots of sensation interval
The first dowel 43 connection set, first connection ring 42, cover board 41 and the first adjacent dowel 43 collectively form through-hole
44, in this specific embodiment, the through-hole 44 is distributed along the peripheral side of the first connector 40, and there are six tools, in other embodiments
In, other also can be set into the quantity of through-hole 44, such as two, three.
The LED light source mould group is hollow barrel-type structure comprising the light for multiple hollow barrel-types that head and the tail detachably splice
Source unit 30, in this specific embodiment, the quantity of light source unit 30 is three, in other embodiments, can also use two
Or three or more, no longer it is described in detail.
In the LED light source mould group that the light source unit 30 of multiple hollow barrel-types is spliced, the head end of first light source unit 30
The as head end of the LED light source mould group, the tail end of the last one light source unit 30 is the tail end of the LED light source mould group, described
The head end of LED light source mould group is connected to the first connection ring 42 of the first connector 40, the tail end opening of the LED light source mould group
31, the through-hole 44 of inner hollow cavity 32 and the first connector 40 connects and forms a heat dissipation channel.
Specifically, offering annular link slot 421, the LED light in the first connection ring 42 of first connector 40
The head end of source mould group is fixedly connected on the annular link slot 421 of the first connection ring 42.In this specific embodiment, LED light source
The fixed form of the head end of mould group and annular link slot 421 is to be spirally connected, in other embodiments, can also be using in the prior art
The modes such as clamping, bonding, be no longer described in detail one by one herein.
It further, further include the second connector 50 in the present embodiment, second connector 50 includes the second connection ring
51, second connection ring 51 is removably fixedly installed between the two ends of adjacent light source unit 30, specifically, described
The upper and lower surfaces of two connection rings 51 are equipped with annular link slot 511, and the two ends difference of adjacent light source unit 30 is dismountable
It is fixedly connected in the annular link slot 511 of the upper and lower surfaces of the second connection ring 51, and then realizes the detachable splicing of head and the tail.Together
Sample, the fixed form of annular link slot 511 and light source unit 30, which is similarly, to be spirally connected, of course, in other embodiments, it can also
In a manner of using clamping in the prior art, bonding etc., no longer it is described in detail one by one herein.
It further, further include guide post 70 in the present embodiment, the guide post 70 is arranged in LED light source mould in spacing
In the hollow cavity of group, and in the connecting hole 45 of the fixed cover board 41 for being inserted in the first connector 40, second connector 50
It further include guide sleeve 52, the guide sleeve 52 is set in the second connection ring 51 in spacing, and the two is set in distance by more
The second dowel 53 be connected, the guide sleeve 52 is socketed in guide post 70 and is positioned.By increase the guide post 70 with
The guide-localization of guide sleeve 52 cooperates, and on the one hand can play the structure of positioning and guiding, on the other hand, additionally it is possible to play support and make
With to enhance connection structure, each light source unit 30 for splicing head and the tail is not easy to deviate.
It further, further include end cap 60 in the present embodiment, the end cap 60 is covered on the tail end of LED light source mould group, institute
State the resigning mouthful that the tail end opening of corresponding LED light source mould group is offered on end cap.Further, in order to reduce component, the end
Lid 60 directlys adopt the structure substitution of the second connector 50.Increase the end cap 60, make the tail end of LED light source mould group will not be exposed,
It prevents the tail end of LED light source mould group to be damaged, increases the stability of structure.Of course, in other embodiments, also may not need
Using the structure of end cap 60.
The light source unit 30 includes: the bracket (not shown) of hollow barrel-type, bracket route (not shown), LED chip
(not shown) and packaging plastic (not shown), the bracket are pliability, are integrally formed hollow barrel-type structure by the bending of bracket,
Specifically, the bracket is the composite layer of iron nickel plating, with a thickness of 0.1mm-0.5mm.Of course, in other embodiments, branch
Frame is also possible to iron copper facing or iron aluminizes and waits the structure of composite layers.
The LED chip array is packaged on bracket and connects, and then forms LED illumination region, and the packaging plastic includes fluorescence
Glue and insulating cement, the fluorescent glue are coated on the surface of LED chip, and the insulating cement sealing covers the bracket route.So
Setting, light source unit outer surface be in sealed set, have good safeguard structure, can effective waterproof and dustproof, without lamp
The structure of cover, light source unit outer surface are directly contacted with external environment, and heat dissipation performance is more preferable.Further, the insulating cement
It is preferred that the silica gel etc. good using thermal conductivity.
Further, multiple gas ports through setting are additionally provided in the LED light source mould group, gas port connection is hollow
Inside and outside tubular, enhance the circulation of inner air and outer air, keeps heat dissipation more preferable.
The driving power is electrically connected the LED light source mould group, in this specific embodiment, the lid of first connector 40
Offer the threading hole 411 that power supply source line is worn on plate 41, the output end of driving power by power supply line respectively with each light source
Unit 30 is electrically connected.For convenience of operation, the electric connection mode of power supply line and light source unit 30 preferably uses inserting mode, i.e., in electricity
Grafting electrical contact is realized by male and female plug between source line and light source unit.
Scheme through this embodiment, tail end opening, inner hollow cavity and the first connection of the LED light source mould group
The through-hole of part connects and forms a heat dissipation channel, and when the whole lamp of LED lights work, chip heat is directly transferred to 2 inside and outside bracket
Face is contacted with air, is directly radiated by hot cold air convection, and outer surface directly contacts heat dissipation with air, and internal heat is according to cigarette
Chimney effect air-flow travels up to through-hole and the outflow of mould group through hole of the first connector, and it is distinguished and admirable to form circulation cooling.LED light source
Mould group mould group improves rate of heat dissipation and structure increases radiating surface and makes that the product light is logical, light efficiency, lux maintenance, service life
It is simple, at low cost to improve its structure.
Embodiment two
A kind of LED corn lamp provided in this embodiment, it is roughly the same with the structure in embodiment one, the difference is that:
Referring to shown in Fig. 6, in the present embodiment, the mode that the driving power 20 is electrically connected the LED light source mould group is: the light source list
The head end and tail end of member 30 are respectively equipped with electrical contact 301,302, and second connection ring 51 is equipped with electrode column 501, adjacent light source
When being connected between unit 30 by the second connection ring 51, the electrical contact 302 of previous 30 tail end of light source unit passes through the electrode
Column 501 is electrically connected with the electrical contact 301 of 30 head end of the latter light source unit.
Between each light source unit 30, realization electrical connection is carried out by the junction that two ends are spliced, compared to embodiment one,
Many and diverse power line structure is saved, as long as driving power 20 is electrically connected first light source unit 30 by power supply line, makes to tie
Structure is more simplified, also avoids power supply line is excessively exposed from causing broken string, short circuit etc. abnormal；Importantly, user replacement when,
It is not necessary that power supply line to be electrically connected on each light source unit 30, the step is saved, operation is more easy, as long as easy illustrates to pacify
Fill operating procedure, the crowd for being ignorant of circuit also being made by manufacturers or users, it is wider using crowd.
Further, in the present embodiment, second connection ring 51 is equipped with location structure (not shown), and described second connects
It connects and is located by connecting between ring 51 and light source unit 30, and then keep electrode column 501 corresponding with electrical contact and form electrical connection.Increase
Location structure can more easily make electrode column 501 corresponding with electrical contact and form electrical connection.In this specific embodiment, the
It is to be spirally connected between the annular link slot 511 and light source unit 30 of two connection rings 51, which is to be arranged in the second connection ring
Close to the abutting portion (not shown) of screw tip in 51 annular link slot 511, when light source unit 30 will be screw-coupled to annular even
It when the end of access slot 511, is kept out by abutting portion, as long as making light source unit 30 cross abutting portion to spiral shell at this point, apply certain dynamics
When line end, electrode column 501 is just corresponding with electrical contact and forms electrical connection.Of course, in other embodiments, positioning knot
Structure is also possible to the positioning of the clamping in routine techniques, or is the location structure etc. of location hole and positioning column, herein just no longer
It details one by one.
Further, the position of the electrical contact 302 of the electrical contact 301 and tail end of the head end of the light source unit 30 is in axis
It is staggered on direction, as shown in Figure 6.Although LED chip has the function of reverse blocking, if 30 positive and negative anodes of light source unit connect
Instead, breakdown possibility is also had.The position of the electrical contact 302 of the electrical contact 301 and tail end of head end is staggered in the axial direction
Setting, when light source unit 30 is anti-loaded, adjacent light source unit 30 not will form electrical contact, preferably prevent.Of course, light source
The electrical contact 301 of the head end of unit and the electrical contact 302 of tail end can also tell user to carry out area by conventional mark
Point.
Further, to make mutually to be independent of each other between each light source unit 30, connect between multiple light sources unit 30 in parallel
It connects.
Of course, in other embodiments, according to being arranged in series, then needing that electrode slice is arranged on end cap and (not showing
Out), to connect the positive and negative electrical contact of the tail end of the last one light source unit, make closing of circuit.
Through the above technical solutions, the LED light source mould group is connected on shell by the first connector, the first connector
It is equipped with through-hole, the LED light source mould group is hollow barrel-type structure, the tail end opening of the LED light source mould group, inner hollow chamber
The through-hole of body and the first connector connects and forms a heat dissipation channel, in use, the heat that LED light source mould group generates gathers
In the inner hollow cavity of LED light source mould group, temperature is increased, and travels up to the first connector according to stack effect air-flow
Through-hole outflow, cold air are open by the tail end of LED light source mould group and are flowed into, and formation circulation cooling is distinguished and admirable, and structure is simple, at low cost,
And perfect heat-dissipating.
The LED light source mould group includes the light source unit for multiple hollow barrel-types that head and the tail detachably splice, can be according to reality
The power needed selects the quantity of assembly light source unit, and adjusting range is big；And if there is abnormal, such as dead lamp in single source unit
The phenomenon that, can targetedly replace abnormal light source unit, lamps and lanterns other as shell, driving power and normal light source unit portion
Divide sustainable use will not waste of resource by the damage control at minimum.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (10)
1. a kind of LED corn lamp, comprising: shell, driving power and LED light source mould group, the driving power are arranged in shell,
The driving power is electrically connected the LED light source mould group, it is characterised in that: and it further include the first connector, first connector
Including cover board and the first connection ring, the cover plate lid passes through between more between first connection ring and cover board together on shell
It is connected every the first dowel of setting, first connection ring, cover board and the first adjacent dowel collectively form through-hole；It is described
LED light source mould group is hollow barrel-type structure comprising the light source unit for multiple hollow barrel-types that head and the tail detachably splice, it is described
The head end of LED light source mould group is connected to the first connection ring of the first connector, the tail end opening of the LED light source mould group, inside
The through-hole of hollow cavity and the first connector connects and forms a heat dissipation channel.
2. LED corn lamp according to claim 1, it is characterised in that: opened in the first connection ring of first connector
Equipped with annular link slot, the head end of the LED light source mould group is fixedly connected on the annular link slot of the first connection ring.
3. LED corn lamp according to claim 1, it is characterised in that: it further include the second connector, second connector
Including the second connection ring, second connection ring is removably fixedly installed between the two ends of adjacent light source unit, in turn
Realize that the head and the tail of adjacent light source unit detachably splice.
4. LED corn lamp according to claim 3, it is characterised in that: the upper and lower surfaces of second connection ring are equipped with
Annular link slot, the two ends of adjacent light source unit are removably fixedly connected on the upper and lower surfaces of the second connection ring respectively
Annular link slot in, and then realize the detachable splicing of head and the tail.
5. LED corn lamp according to claim 3, it is characterised in that: the head end and tail end of the light source unit are set respectively
There is electrical contact, second connection ring is equipped with electrode column, previous when connecting between adjacent light source unit by the second connection ring
The electrical contact of light source unit tail end is electrically connected by the electrode column with the electrical contact of the latter light source unit head end.
6. LED corn lamp according to claim 5, it is characterised in that: the electrical contact and tail of the head end of the light source unit
The position of the electrical contact at end is staggered in the axial direction.
7. LED corn lamp according to claim 5, it is characterised in that: second connection ring is equipped with location structure, institute
It states and is located by connecting between the second connection ring and light source unit, and then keep electrode column corresponding with electrical contact and form electrical connection.
8. LED corn lamp according to claim 3, it is characterised in that: further include guide post, the guide post is worn in spacing
In the hollow cavity of LED light source mould group, and in the connecting hole of the fixed cover board for being inserted in the first connector, described second connects
Fitting further includes guide sleeve, and the guide sleeve is set in the second connection ring in spacing, what the two was set in distance by more
Second dowel is connected, and the guide sleeve is socketed in guide post and is positioned.
9. LED corn lamp according to claim 1, it is characterised in that: further include end cap, the end cap is covered on LED light
The tail end of source mould group offers the resigning mouthful of the tail end opening of corresponding LED light source mould group on the end cap.
10. LED corn lamp according to claim 1, it is characterised in that: the light source unit includes: hollow barrel-type
Bracket, bracket route, LED chip and the packaging plastic for being arranged in rack outer surface, the LED chip array are packaged in the outer of bracket
Surface, and be electrically connected with bracket route, the packaging plastic includes fluorescent glue and insulating cement, and the fluorescent glue is coated on LED chip
Surface, insulating cement sealing covers the rack outer surface and bracket circuit surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821369523.3U CN208566241U (en) | 2018-08-24 | 2018-08-24 | A kind of LED corn lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821369523.3U CN208566241U (en) | 2018-08-24 | 2018-08-24 | A kind of LED corn lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208566241U true CN208566241U (en) | 2019-03-01 |
Family
ID=65451285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821369523.3U Active CN208566241U (en) | 2018-08-24 | 2018-08-24 | A kind of LED corn lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208566241U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954034A (en) * | 2018-08-24 | 2018-12-07 | 厦门银旭工贸有限公司 | A kind of LED corn lamp |
| CN117515478A (en) * | 2024-01-02 | 2024-02-06 | 中节能晶和科技有限公司 | Double-ring-shaped framework structure lamp housing |
-
2018
- 2018-08-24 CN CN201821369523.3U patent/CN208566241U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954034A (en) * | 2018-08-24 | 2018-12-07 | 厦门银旭工贸有限公司 | A kind of LED corn lamp |
| CN108954034B (en) * | 2018-08-24 | 2023-10-27 | 银旭(福建)智能电器有限公司 | LED corn lamp |
| CN117515478A (en) * | 2024-01-02 | 2024-02-06 | 中节能晶和科技有限公司 | Double-ring-shaped framework structure lamp housing |
| CN117515478B (en) * | 2024-01-02 | 2024-03-26 | 中节能晶和科技有限公司 | Double-ring-shaped framework structure lamp housing |
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