CN209054359U - The LED bulb of rapid cooling - Google Patents
The LED bulb of rapid cooling Download PDFInfo
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- CN209054359U CN209054359U CN201822212110.0U CN201822212110U CN209054359U CN 209054359 U CN209054359 U CN 209054359U CN 201822212110 U CN201822212110 U CN 201822212110U CN 209054359 U CN209054359 U CN 209054359U
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- lamppost
- ceramic
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- led light
- light source
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Abstract
The utility model relates to the LED bulbs of the rapid cooling of field of illuminating lamps, including lamp cap, lamp housing and LED light main body, it include LED drive circuit in lamp cap, LED light main body includes ceramic lamppost and LED light source, the bottom of ceramic lamppost is equipped with attachment base, and attachment base, which is spirally connected, is fixed on the inside of lamp cap, and bar shaped radiating seat is had additional on the corner of ceramic lamppost, LED light source fixation is adjacent in the outside of ceramic lamppost, and the lower end periphery of ceramic lamppost is further sleeved with positioned at the intracorporal radiator of accommodating chamber.There is good heat dissipation effect using the structure of ceramic lamppost, heat transfer effect is significant, and heat dissipation effect is good, also have additional radiator, radiator is in close contact with ceramic lamppost, so as to achieve the effect that rapid cooling, does not gather excessively high heat, LED bulb is set to be made into powerful structure, so as to improve the luminous efficiency of LED bulb, keep its scope of application more extensive, in addition, LED light source is irradiated around ceramic lamppost, keeps LED bulb range of exposures more extensive.
Description
Technical field
The utility model relates to field of illuminating lamps, and in particular to a kind of LED bulb, the in particular to LED of rapid cooling
Light bulb.
Background technique
The power consumption of LED bulb is lower than traditional incandescent lamp bulb and the service life is long, since the energy conservation and environmental protection of demander is anticipated
The raising of knowledge, and as one of strategy of Saving Energy, therefore its use scope rapidly expands.
LED bulb is made of lamp cap, lamp housing, LED light bar driving power and heat sink body, and Authorization Notice No. is
The Chinese invention patent of CN103307464A, it discloses a kind of LED bulbs, and it includes a light transmission blister, a LED shines
Source, one has the stem of pillar, oviduct, exhaust pipe and electric lead-out wire, a LED driver and an electric connector, this
The thermal resistance that kind structure can make LED chip between the gas that radiates is low, heat dissipation effect is more preferable, can be made into more high light flux more Gao Faguang
The LED bulb of efficiency.But there is also following defects for this structure: 1) vacuum sealing requires technique high, high thermal conductivity gas and
The cost of manufacture of water is high；2) heat dissipation effect is poor, and long-time service can gather excessively high heat, influences service life；3) heat passes
Conductance is low, and heat is not easy to distribute.
Summary of the invention
The purpose of this utility model is to solve disadvantages described above, provides the LED bulb of rapid cooling, being capable of further progress
Heat dissipation, so as to improve luminous power, while manufacture craft is simple and fast, can be improved product overall yield.
The purpose of this utility model is achieved in the following ways:
The LED bulb of rapid cooling, including lamp cap, lamp housing and LED light main body, wherein include LED driving electricity in lamp cap
Road, LED drive circuit are electrically connected with lamp cap, and the surface of lamp cap is equipped with for matching the installation screw thread for being screw-coupled to lamp holder；
Lamp housing is located on lamp cap, and the inside of lamp housing is the receiving cavity for accommodating LED light main body；Lamp housing is arranged in LED light main body
In receiving cavity.
LED light main body includes that ceramic lamppost and LED light source, LED light source are electrically connected with LED drive circuit, ceramics
The bottom of lamppost is equipped with attachment base, and the periphery of attachment base is equipped with external screw thread, and the medial surface of lamp cap is equipped with for carrying out with external screw thread
The fixed internal screw thread that is spirally connected is matched, so that attachment base is spirally connected and is fixed on the inside of lamp cap, extended vertically upwards at the top of ceramic lamppost
To receiving cavity, the cross section of ceramic lamppost is equilateral polygon, and bar shaped heat dissipation is had additional on the corner of ceramic lamppost
Seat, the top surface of bar shaped radiating seat are burnishing surface, and LED light source fixation is adjacent to outside the outside of ceramic lamppost, the lower end of ceramic lamppost
It encloses and is further sleeved with positioned at the intracorporal radiator of accommodating chamber, the center of radiator is to make for matching the mesoporous for penetrating ceramic lamppost
The center inside face paste of radiator speeds up the periphery of ceramic lamppost, and radiator is made of several pieces of radiating fin combinations, and adjacent two pieces
There are heat gap between cooling fin, carry out heat caused by LED light source by heat transfer to ceramic lamppost and radiator
Rapid cooling.
In above description, as a preferred option, the cross section of the ceramics lamppost is equilateral quadrangle or equilateral three
Angular or equilateral pentagon or equilateral hexagon.
In above description, as a preferred option, the LED light source fixation is adjacent on the burnishing surface of bar shaped radiating seat,
When LED light source is mounted on bar shaped radiating seat, for the lateral surface of ceramic lamppost for radiating, heat dissipation area is big, heat dissipation
It works well.
In above description, as a preferred option, the LED light source fixation is adjacent on the lateral surface of ceramic lamppost, and
Between adjacent two bar shaped radiating seats, when LED light source is mounted on the lateral surface of ceramic lamppost, bar shaped radiating seat is used for
It radiates, heat dissipation area is big, and heat dissipation effect is good.
In above description, as a preferred option, if the LED light source is by dry granular LED wafer or LED chip and thermally conductive
Substrate composition, LED wafer or LED chip are evenly distributed on the surface of heat-conducting substrate, and the bottom surface of heat-conducting substrate, which is adjacent to, to be fixed on
The outside of ceramic lamppost is equipped with heat conductive silica gel between the bottom surface of heat-conducting substrate and the outside of ceramic lamppost, and in heat-conducting substrate
Top surface periphery is covered with fluorescence silica gel layer, and fluorescence silica gel layer is used to be promoted the luminous efficiency of visible light.
In above description, as a preferred option, the outside of the ceramics lamppost is equipped with toward sunken inside and for installing LED
The invagination slot of light source, LED light source are installed on built-in circuit on by the built-in circuit that is set in invagination slot and by reverse installation process
LED chip constitute, and be covered with fluorescence silica gel layer in the top surface periphery of built-in circuit, fluorescence silica gel layer is for promoting visible light
Luminous efficiency.
In above description, as a preferred option, the bar shaped radiating seat and ceramic lamppost are constituted by being integrally formed.
In above description, as a preferred option, the bar shaped radiating seat extends to top from the bottom of ceramic lamppost.
In above description, as a preferred option, the lamp housing is made of glass or plastic material, the radiator by
Metal material is constituted or is made of ceramic material.
In addition, radiator can also be made of other plastic type heat sink materials, such as graphene.
In above description, as a preferred option, the bottom of the attachment base is equipped with the accommodating chamber that Open Side Down, and LED drives
Dynamic circuit installation is in the accommodation room.
Beneficial effect caused by the utility model is: the structure using ceramic lamppost has good heat dissipation effect, together
When ceramics lamppost be directly screwed onto lamp cap, assembly production is convenient, and LED light source fixation is adjacent in the outside of ceramic lamppost, adds
Bar shaped radiating seat can increase the integral heat sink area of ceramic lamppost, the heat that LED light source generates is transferred directly to ceramic lamppost
On, it is radiated by ceramic lamppost, heat transfer effect is significant, and heat dissipation effect is good, also has additional radiator, radiator and pottery
Porcelain lamppost is in close contact, and radiator is made of several pieces of radiating fin combinations, by several pieces of cooling fins rapidly by ceramic lamp
The heat of column, which is absorbed and is distributed, to be come, and so as to achieve the effect that rapid cooling, is not gathered excessively high heat, is made LED
Light bulb can be made into powerful structure, so as to improve the luminous efficiency of LED bulb, keep its scope of application more extensive, separately
Outside, LED light source is irradiated around ceramic lamppost, keeps LED bulb range of exposures more extensive.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one;
Fig. 2 is the structural schematic diagram of LED light main body in the utility model embodiment one;
Fig. 3 is the sectional view of LED light main body in the utility model embodiment one;
Fig. 4 is the sectional view of LED light main body in the utility model embodiment two;
In figure, 1 is lamp cap, and 2 be lamp housing, and 3 be ceramic lamppost, and 4 be LED light source, and 5 be LED chip, and 6 be heat-conducting substrate, 7
It is bar shaped radiating seat for fluorescence silica gel layer, 8,9 be radiator, and 10 be attachment base, and 11 be heat conductive silica gel.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Embodiment one
The present embodiment, referring to FIG. 1, FIG. 2 and FIG. 3, the LED bulb of the rapid cooling of specific implementation includes lamp cap 1, lamp housing
2 and LED light main body, wherein include LED drive circuit in lamp cap 1, LED drive circuit is electrically connected with lamp cap 1, lamp
First 1 surface is equipped with for matching the installation screw thread for being screw-coupled to lamp holder；Lamp housing 2 is located on lamp cap 1, and lamp housing 2 is by glass material structure
At the inside of lamp housing 2 is the receiving cavity for accommodating LED light main body；LED light main body is arranged in the receiving cavity of lamp housing 2.
As shown in Fig. 2, LED light main body is arranged in the receiving cavity of lamp housing 2, LED light main body includes 3 He of ceramic lamppost
LED light source 4, LED light source 4 are electrically connected with LED drive circuit, and the bottom of ceramic lamppost 3 is equipped with attachment base 10, attachment base
10 periphery is equipped with external screw thread, and the medial surface of lamp cap 1 is equipped with for carrying out matching the fixed internal screw thread that is spirally connected with external screw thread, makes to connect
Joint chair 10, which is spirally connected, is fixed on the inside of lamp cap 1, installation and convenient disassembly, process is simple, does not need using any tool.
The top of ceramic lamppost 3 extends vertically up in receiving cavity, in the present embodiment, as shown in figure 3, ceramic lamppost
3 center is through-hole, and the cross section of ceramic lamppost 3 is equilateral quadrangle, and has additional bar shaped on the corner of ceramic lamppost 3 and dissipate
The top surface of hot seat 8, bar shaped radiating seat 8 is burnishing surface, and bar shaped radiating seat 8 is separately positioned on four corners of ceramic lamppost 3, because
There are four bar shaped radiating seat 8, bar shaped radiating seat 8 extends to top from the bottom of ceramic lamppost 3 for setting altogether for this, bar shaped radiating seat 8,
Attachment base 10 and ceramic lamppost 3 are constituted by being integrally formed, the fixed burnishing surface being adjacent in bar shaped radiating seat 8 of LED light source 4
On, when LED light source 4 is mounted on bar shaped radiating seat 8, the lateral surface of ceramic lamppost 3 is for radiating, heat dissipation area
Greatly, the bar shaped radiating seat 8 added can increase the integral heat sink area of ceramic lamppost 3, and the heat that LED light source 4 generates directly transmits
To bar shaped radiating seat 8 and ceramic lamppost 3, radiated by ceramic lamppost 3, heat transfer effect is significant, and heat dissipation effect is good.
As shown in Fig. 2, the lower end periphery of ceramic lamppost 3 is further sleeved with positioned at the intracorporal radiator 9 of accommodating chamber, radiator 9
Center be for match the mesoporous for penetrating ceramic lamppost 3, make the center inside face paste of radiator 9 speed up ceramic lamppost 3 outside
It encloses, radiator 9 is made of several pieces of radiating fin combinations, and there are heat gaps between adjacent two pieces of cooling fins, makes 4 institute of LED light source
The heat of generation carries out rapid cooling by heat transfer to ceramic lamppost 3 and radiator 9.Radiator 9 and ceramic lamppost 3 carry out tightly
Contiguity touching, radiator 9 is made of several pieces of radiating fin combinations, by several pieces of cooling fins rapidly by the heat of ceramic lamppost 3 into
Row, which is absorbed and is distributed, to be come, and so as to achieve the effect that rapid cooling, does not gather excessively high heat, LED bulb is enable to do
Keep its scope of application more extensive so as to improve the luminous efficiency of LED bulb at powerful structure, in addition, LED light source 4
It is irradiated around ceramic lamppost 3, keeps LED bulb range of exposures more extensive.
In the present embodiment, if LED light source 4 is made of dry granular LED chip 5 and heat-conducting substrate 6, LED chip 5 is evenly distributed on
The surface of heat-conducting substrate 6, the bottom surface of heat-conducting substrate 6 are adjacent on the burnishing surface for being fixed on bar shaped radiating seat 8, the bottom of heat-conducting substrate 6
Heat conductive silica gel 11 is equipped between face and the burnishing surface of bar shaped radiating seat 8, heat conductive silica gel 11 is thermally conductive between both for improving
Efficiency, and it is covered with fluorescence silica gel layer 7 in the top surface periphery of heat-conducting substrate 6, fluorescence silica gel layer 7 is used to be promoted shining for visible light
Efficiency.
Embodiment two
The present embodiment, referring to Fig. 4, the difference between this embodiment and the first embodiment lies in the installation site of LED light source 4, this reality
The cross section for applying the ceramic lamppost 3 of example is also equilateral quadrangle, and bar shaped radiating seat 8 is separately positioned on four sides of ceramic lamppost 3
On angle, thus altogether setting there are four bar shaped radiating seat 8, the lateral surface of ceramic lamppost 3 altogether there are four burnishing surface, the present embodiment
The fixation of LED light source 4 is adjacent on the lateral surface of ceramic lamppost 3, and between adjacent two bar shaped radiating seats 8, works as LED light source
4 when being mounted on the lateral surface of ceramic lamppost 3, that is, be mounted on ceramic lamppost 3 lateral surface four burnishing surfaces on when,
Heat caused by LED light source 4 carries out rapid cooling, while bar shaped radiating seat by heat transfer to ceramic lamppost 3 and radiator 9
8 for radiating, and the heat dissipation area of bar shaped radiating seat 8 is big, and heat dissipation effect is good.
If LED light source 4 is made of dry granular LED chip 5 and heat-conducting substrate 6, LED chip 5 is evenly distributed on heat-conducting substrate 6
Surface, the bottom surface of heat-conducting substrate 6 are adjacent on four burnishing surfaces of the lateral surface for being fixed on ceramic lamppost 3, the bottom surface of heat-conducting substrate 6
Heat conductive silica gel 11 is equipped between the lateral surface of ceramic lamppost 3, heat conductive silica gel 11 is used to improve the heat transfer efficiency between both,
And it is covered with fluorescence silica gel layer 7 in the top surface periphery of heat-conducting substrate 6, fluorescence silica gel layer 7 is used to be promoted the luminous efficiency of visible light.
The above content is specific preferred embodiment further detailed description of the utility model is combined, cannot recognize
The specific implementation for determining the utility model is only limited to these instructions.For the ordinary skill people of the utility model technical field
For member, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, is regarded as this
The protection scope of utility model.
Claims (10)
1. the LED bulb of rapid cooling, including lamp cap, lamp housing and LED light main body, wherein
It include LED drive circuit in lamp cap, LED drive circuit is electrically connected with lamp cap, and the surface of lamp cap, which is equipped with, to be used for
Pairing is screw-coupled to the installation screw thread of lamp holder；
Lamp housing is located on lamp cap, and the inside of lamp housing is the receiving cavity for accommodating LED light main body；
LED light main body is arranged in the receiving cavity of lamp housing, it is characterised in that: LED light main body includes ceramic lamppost and LED light
Source, LED light source are electrically connected with LED drive circuit, and the bottom of ceramic lamppost is equipped with attachment base, and the periphery of attachment base is equipped with
External screw thread, the medial surface of lamp cap is equipped with to be spirally connected fixed internal screw thread for carrying out pairing with external screw thread, and attachment base is made to be spirally connected fixation
It is extended vertically up in receiving cavity at the top of the inside of lamp cap, ceramic lamppost, the cross section of ceramic lamppost is equilateral more
Side shape, and bar shaped radiating seat is had additional on the corner of ceramic lamppost, the top surface of bar shaped radiating seat is burnishing surface, and LED light source is solid
Surely it is adjacent in the outside of ceramic lamppost, the lower end periphery of ceramic lamppost is further sleeved with positioned at the intracorporal radiator of accommodating chamber, heat dissipation
The center of device is so that the center inside face paste of radiator is speeded up the outer of ceramic lamppost for matching the mesoporous for penetrating ceramic lamppost
It encloses, radiator is made of several pieces of radiating fin combinations, and there are heat gaps between adjacent two pieces of cooling fins, produces LED light source
Raw heat carries out rapid cooling by heat transfer to ceramic lamppost and radiator.
2. the LED bulb of rapid cooling according to claim 1, it is characterised in that: the LED light source fixation is adjacent in bar shaped
On the burnishing surface of radiating seat.
3. the LED bulb of rapid cooling according to claim 1, it is characterised in that: the LED light source fixation is adjacent in ceramics
On the lateral surface of lamppost, and between adjacent two bar shaped radiating seats.
4. the LED bulb of rapid cooling described in any one according to claim 1~3, it is characterised in that: the LED light source by
If perhaps LED chip and heat-conducting substrate constitute LED wafer to dry granular LED wafer or LED chip is evenly distributed on heat-conducting substrate
Surface, the bottom surface of heat-conducting substrate are adjacent to the outside for being fixed on ceramic lamppost, the outside of the bottom surface of heat-conducting substrate and ceramic lamppost it
Between be equipped with heat conductive silica gel, and be covered with fluorescence silica gel layer in the top surface periphery of heat-conducting substrate, fluorescence silica gel layer is visible for being promoted
The luminous efficiency of light.
5. the LED bulb of rapid cooling according to claim 4, it is characterised in that: the bar shaped radiating seat and ceramic lamppost
It is constituted by being integrally formed.
6. the LED bulb of rapid cooling described in any one according to claim 1~3, it is characterised in that: the ceramics lamppost
Outside is equipped with toward sunken inside and for installing the invagination slot of LED light source, LED light source by the built-in circuit that is set in invagination slot and
The LED chip on built-in circuit is installed on by reverse installation process to constitute, and is covered with fluorescence silicon in the top surface periphery of built-in circuit
Glue-line, fluorescence silica gel layer are used to be promoted the luminous efficiency of visible light.
7. the LED bulb of rapid cooling according to claim 6, it is characterised in that: the bar shaped radiating seat and ceramic lamppost
It is constituted by being integrally formed.
8. according to claim 1 or the LED bulb of 2 or 3 or 5 or 7 rapid coolings, it is characterised in that: described
Bar shaped radiating seat extends to top from the bottom of ceramic lamppost.
9. according to claim 1 or the LED bulb of 2 or 3 or 5 or 7 rapid coolings, it is characterised in that: described
By glass, perhaps plastic material constitutes radiator and is made of metal material or is made of ceramic material lamp housing.
10. according to claim 1 or the LED bulb of 2 or 3 or 5 or 7 rapid coolings, it is characterised in that: described
The bottom of attachment base is equipped with the accommodating chamber that Open Side Down, and LED drive circuit is installed in the accommodation room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212110.0U CN209054359U (en) | 2018-12-27 | 2018-12-27 | The LED bulb of rapid cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212110.0U CN209054359U (en) | 2018-12-27 | 2018-12-27 | The LED bulb of rapid cooling |
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| Publication Number | Publication Date |
|---|---|
| CN209054359U true CN209054359U (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822212110.0U Active CN209054359U (en) | 2018-12-27 | 2018-12-27 | The LED bulb of rapid cooling |
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| CN (1) | CN209054359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023001290A1 (en) * | 2021-07-22 | 2023-01-26 | 深圳拓邦股份有限公司 | Lamp |
-
2018
- 2018-12-27 CN CN201822212110.0U patent/CN209054359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023001290A1 (en) * | 2021-07-22 | 2023-01-26 | 深圳拓邦股份有限公司 | Lamp |
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