CN102954384A - LED (light-emitting diode) lamp with LED drive power supply and LED tube welded on ceramic lamp head - Google Patents
LED (light-emitting diode) lamp with LED drive power supply and LED tube welded on ceramic lamp head Download PDFInfo
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- CN102954384A CN102954384A CN2012104922220A CN201210492222A CN102954384A CN 102954384 A CN102954384 A CN 102954384A CN 2012104922220 A CN2012104922220 A CN 2012104922220A CN 201210492222 A CN201210492222 A CN 201210492222A CN 102954384 A CN102954384 A CN 102954384A
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Abstract
The invention discloses an LED (light-emitting diode) lamp with an LED drive power supply and a plurality of LED tubes welded on a ceramic lamp head. The LED lamp comprises a metal spiral shell, the ceramic lamp head, a metal film, the LED light-emitting tubes, a bulb shell and the LED drive power supply; wherein the ceramic lamp head is hollow, and the bottom of the ceramic lamp head is provided with a wire-penetrating ventilation hole, an external round slot and two metal film welding points; the metal spiral shell is connected with the ceramic lamp head through threads, and the top part and the sidewall of the metal spiral shell are respectively connected with the two metal film welding points; and the LED drive power supply and the LED light-emitting tubes are welded on the ceramic lamp head through the metal film, and the bulb shell is clamped in the external round slot at the bottom of the ceramic lamp head. Compared with the existing LED bulb lamp, the defect that heat produced by the power supply and the LED needs to be transferred by an aluminum substrate can be overcome, heat can be directly dissipated to the lamp head, the light depreciation and the cost are reduced, the use is made safer, and the promotion and application of the LED lamp can be facilitated.
Description
Technical field
The present invention relates to the LED lighting technical field, relate in particular to a kind of LED driving power and LED and manage the LED lamp that directly is welded on the ceramic lamp base.
Background technology
In recent years, LED bulb lamp replacement incandescent lamp was used widely in every field.But LED can produce a large amount of heats in luminescence process, distribute if heat is untimely, will make the life-span sharp-decay of LED.Driving power and LED pipe or tube core are welded on printed circuit board (PCB) (being pcb board) or the aluminium base in the at present common LED bulb lamp, its heat that distributes passes to ceramic lamp base more indirectly by the intermediate insulating layer transmission, and thermal resistance is very large, be unfavorable for distributing of heat, will cause the light decay of LED pipe.And the LED driving power is welded on the pcb board, and the heat difficulty is distributed, and institute takes up space large, and insulating properties and pottery are also poor.
Summary of the invention
The object of the invention is to be welded on aluminium base or the pcb board for LED driving power and the LED pipe of existing LED bulb lamp, bad, the institute of not only dispelling the heat takes up space large, and alternating current direct causes the shortcoming of poor safety performance in succession at the poor aluminium base of insulation; Provide a kind of LED driving power and LED pipe to be welded in LED lamp on the ceramic lamp base.The present invention adopts ceramic lamp base directly as the heat radiation carrier of power supply and LED, can reduce cost, increases power, reduce light decay and use safer.
The objective of the invention is to be achieved through the following technical solutions, a kind of LED driving power and LED pipe are welded in the LED lamp of ceramic lamp base, and it comprises: metal spiral shell, ceramic lamp base, metal film, some LED luminous tubes, bulb housing and LED driving power; Wherein, ceramic lamp base hollow, the bottom has threading passage, peripheral groove and two metal film solder joints; Wherein, described metal spiral shell and ceramic lamp base spin by screw thread, and the top of metal spiral shell is connected with sidewall with two metal film solder joints and is connected; LED driving power and LED luminous tube all are welded on the ceramic lamp base by metal film, and bulb housing is connected in the peripheral groove of ceramic lamp base bottom.
Further, described LED driving power comprises bridge heap, constant-current supply chip, resistance and electric capacity; Electric capacity places in the ceramic lamp base, and an end links to each other with the output of constant-current supply chip, the negative output terminal of other end connecting bridge heap; Bridge heap, constant-current supply chip and resistance all are welded on the ceramic lamp base by metal film, two inputs of bridge heap link to each other with two metal film solder joints respectively, the positive output end of bridge heap links to each other with the input of constant-current supply chip, the output of constant-current supply chip connects the positive pole of the LED pipe string that is composed in series by some LED luminous tubes, the adjustment terminating resistor of constant-current supply chip, the negative output terminal of the equal connecting bridge heap of negative pole of the other end of resistance and LED pipe string, above-mentioned connection all realizes by the metal film of burn-back on ceramic lamp base.
The invention has the beneficial effects as follows: the present invention is because LED driving power and LED pipe directly are welded in the ceramic lamp base bottom, heat directly in time distributes by ceramic lamp base and metal spiral shell, and do not have present bulb lamp to adopt aluminium base that insulating barrier stopping heat arranged, so LED driving power and the heat radiation of LED pipe are faster, be difficult for causing fault, LED driving power and LED pipe weld without wiring board, and on directly being welded on bottom the lamp holder, make that the LED lamp body is long-pending less, cost is lower, it is safer to use.
Description of drawings
Fig. 1 is perspective view of the present invention;
Fig. 2 is floor map of the present invention;
Fig. 3 is the circuit diagram of LED driving power;
Among the figure: metal spiral shell 1, ceramic lamp base 2, metal film 3, LED luminous tube 4, threading passage 5, bridge heap 6, peripheral groove 7, bulb housing 8, constant-current supply chip 9, metal film solder joint 10, resistance 11.
The specific embodiment
Principle of the present invention is: LED driving power and LED pipe directly are welded in the ceramic lamp base bottom, heat directly in time distributes by ceramic lamp base and metal spiral shell, greatly reduce the thermal resistance of intermediate heat transfer, the heat that LED and power supply are sent can directly spread out of heat by ceramic lamp base, so that the LED bulb lamp not only cost is lower, light decay is less, and use saferly, be conducive to applying of LED lamp.
The below describes the present invention with reference to the accompanying drawings in detail, and it is more obvious that purpose of the present invention and effect will become.
Such as Fig. 1 and shown in Figure 2, the present invention is welded in LED lamp on the ceramic lamp base to LED driving power and LED pipe, comprising: metal spiral shell 1, ceramic lamp base 2, metal film 3, some LED luminous tubes 4, bulb housing 8 and LED driving power.Wherein, ceramic lamp base hollow, the bottom has threading passage 5, peripheral groove 7 and two metal film solder joints 10.
Metal spiral shell 1 and ceramic lamp base 2 spin by screw thread, and the top of metal spiral shell is connected with sidewall with two metal film solder joints 10 and is connected.LED driving power and LED luminous tube 4 all are welded on the ceramic lamp base 2 by metal film 3, and bulb housing 8 is connected in the peripheral groove 7 of ceramic lamp base 2 bottoms.
As shown in Figure 2, the LED driving power comprises bridge heap 6, constant-current supply chip 9, resistance 11 and electric capacity; Electric capacity places in the ceramic lamp base 2, and an end links to each other with the output of constant-current supply chip 9, the negative output terminal of other end connecting bridge heap 6; Bridge heap 6, constant-current supply chip 9 and resistance 11 all are welded on the ceramic lamp base 2 by metal film 3, two inputs of bridge heap 6 link to each other with two metal film solder joints 10 respectively, the positive output end of bridge heap 6 links to each other with the input of constant-current supply chip 9, the output of constant-current supply chip 9 connects the positive pole of the LED pipe string that is composed in series by some LED luminous tubes 4, the adjustment terminating resistor 11 of constant-current supply chip 9, the negative output terminal of the equal connecting bridge heap 6 of negative pole of the other end of resistance 11 and LED pipe string, above-mentioned connection are all realized by the metal film 3 of burn-back on ceramic lamp base 2.
Alternating current joins from the metal film solder joint 10 that passes threading passage 5 and alternating current access after metal spiral shell 1 is drawn, and becomes the constant current drive current to constant-current supply chip 9 after heap 6 rectifications of passing a bridge, and driving LED luminous tube 4 is luminous.Electric capacity act as filtering, resistance 11 act as the adjustment continuous current.Pulsating current after the rectification is galvanic current.Bulb housing 8 is made by plastics or glass, can carry out diffuse reflection to the light that LED lamp group is sent, and makes it eliminate dazzle.The light that the lamp group is sent becomes soft through diffuse reflection.
Metal spiral shell 1 can be respectively E14, E26, E27, E40 type lamp holder as the power taking lamp holder, the heat that LED luminous tube 4 and constant-current supply chip 9 send, can directly be transmitted to metal spiral shell 1 by ceramic lamp base 2, be transmitted to again external environment condition, so thermal resistance is little, rapid heat dissipation.
The present invention is not construed as limiting the profile of bulb housing 8.
Among the existing LED, because LED driving power and LED are welded on the aluminium base, heat heat radiation approach has stopping of epoxy resin in the aluminium base or ceramic wafer, radiating effect is poor, and the present invention directly is welded in LED driving power and LED on the ceramic lamp base, and is both firm, and the capacity of heat transmission is strong again.The present invention directly adopts ceramic lamp base 2 as the carrier of heat radiation, LED luminous tube 4(LED lamp group) heat that produces directly is sent to metallic lamp holder 1 by ceramic lamp base 2, is sent to the outside lamp socket again, and metallic lamp holder 1 can power taking, can improve radiating effect again.
Because temperature is higher than any object of Kelvin zero degree (273 ℃), infrared ray all can be arranged to locating radiant heat.At present, the far-infrared radiation material that is used in the high radiation coefficient of infrared source has metal oxide, and carbide waits object, and aluminium oxide ceramics is exactly fine a kind of.The material of ceramic lamp base 2 of the present invention can be aluminium oxide ceramics, can Effective Raise heat loss through radiation ability.The integrated application of conduction, convection current and three kinds of heat transfer types of radiation makes the heat of LED obtain fine control.
The present invention is at the circuit of ceramic lamp base bottom sintering metal film 3, and directly source of welding current chip, power supply apparatus and LED manage or tube core on the adjacent metal film 3; There is little dead slot ceramic lamp base 2 inside, can run through power supply wiring; But ceramic lamp base 2 fixed light cell-shells 8.Adopt the present invention, the heat that power supply and LED produce passes through respectively the good heat loss through conduction of pottery and spiral metal lamp holder outside lamp socket and wire, also the ceramic lamp base louvre heat loss through convection through communicating up and down; The lamp holder exposed parts increases heat loss through radiation.The present invention compares with existing LED bulb lamp, and the heat evolution of heat that has overcome power supply and LED generation will directly reject heat to lamp holder through the obstruction of the heat transfers such as aluminium base, so light decay is less, cost is lower, it is safer to use, is conducive to the application of LED lamp.
Claims (2)
1. a LED driving power and LED pipe are welded in the LED lamp of ceramic lamp base, it is characterized in that it comprises: metal spiral shell (1), ceramic lamp base (2), metal film (3), some LED luminous tubes (4), bulb housing (8) and LED driving power etc.; Wherein, ceramic lamp base (2) hollow, the bottom has threading passage (5), peripheral groove (7) and two metal film solder joints (10); Wherein, described metal spiral shell (1) and ceramic lamp base (2) spin by screw thread, and the top of metal spiral shell is connected with sidewall with two metal film solder joints (10) and is connected; LED driving power and LED luminous tube (4) all are welded on the ceramic lamp base (2) by metal film (3), and bulb housing (8) is connected in the peripheral groove (7) of ceramic lamp base (2) bottom.
2. LED driving power according to claim 1 and LED pipe are welded in the LED lamp of ceramic lamp base, it is characterized in that, described LED driving power comprises bridge heap (6), constant-current supply chip (9), resistance (11) and electric capacity etc.; Electric capacity places in the ceramic lamp base (2), and an end links to each other the negative output terminal of other end connecting bridge heap (6) with the output of constant-current supply chip (9); Bridge heap (6), constant-current supply chip (9) and resistance (11) all are welded on the ceramic lamp base (2) by metal film (3), two inputs of bridge heap (6) link to each other with two metal film solder joints (10) respectively, the positive output end of bridge heap (6) links to each other with the input of constant-current supply chip (9), the output of constant-current supply chip (9) connects the positive pole of the LED pipe string that is composed in series by some LED luminous tubes (4), the adjustment terminating resistor (11) of constant-current supply chip (9), the negative output terminal of the equal connecting bridge heap of negative pole (6) of the other end of resistance (11) and LED pipe string, above-mentioned connection all realizes by the metal film (3) of burn-back on ceramic lamp base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104922220A CN102954384A (en) | 2012-11-28 | 2012-11-28 | LED (light-emitting diode) lamp with LED drive power supply and LED tube welded on ceramic lamp head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104922220A CN102954384A (en) | 2012-11-28 | 2012-11-28 | LED (light-emitting diode) lamp with LED drive power supply and LED tube welded on ceramic lamp head |
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| CN102954384A true CN102954384A (en) | 2013-03-06 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244857A (en) * | 2013-05-26 | 2013-08-14 | 广州正本半导体照明产品有限公司 | LED ball bulb |
| CN104315371A (en) * | 2014-09-30 | 2015-01-28 | 聂金芳 | Integrated all-transparent LED (Light Emitting Diode) bulb lamp |
| WO2015035535A1 (en) * | 2013-09-16 | 2015-03-19 | 钧鸿光电股份有限公司 | Heat-conductive lamp with pluggable led bulb |
| CN105276413A (en) * | 2015-10-31 | 2016-01-27 | 湖州迈隆机械有限公司 | Energy-saving lamp and manufacturing method thereof |
| CN107035981A (en) * | 2017-05-24 | 2017-08-11 | 珠海市远康企业有限公司 | One bulb alveolitoid LED plant growth lamp and forming method thereof |
| CN107120550A (en) * | 2017-06-22 | 2017-09-01 | 佛山市南海亮明电器有限公司 | The general low-voltage LED bulb of one kind exchange |
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| CN201666494U (en) * | 2010-04-22 | 2010-12-08 | 上海三思电子工程有限公司 | High-power LED spot lamp |
| JP2011204637A (en) * | 2010-03-26 | 2011-10-13 | Panasonic Corp | Lamp unit with sensor, and lamp system with sensor |
| CN102297352A (en) * | 2011-08-23 | 2011-12-28 | 甄海威 | LED (light-emitting diode) lamp based on composite heat-radiating technique |
| CN202469652U (en) * | 2012-03-14 | 2012-10-03 | 何永祥 | Lamp with light emitting diode (LED) luminous part directly welded on ceramic lamp holder |
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2012
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| JP2010177059A (en) * | 2009-01-29 | 2010-08-12 | Kyokko Denki Kk | Led drive circuit, and led lighting device using the same |
| JP2011204637A (en) * | 2010-03-26 | 2011-10-13 | Panasonic Corp | Lamp unit with sensor, and lamp system with sensor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244857A (en) * | 2013-05-26 | 2013-08-14 | 广州正本半导体照明产品有限公司 | LED ball bulb |
| WO2015035535A1 (en) * | 2013-09-16 | 2015-03-19 | 钧鸿光电股份有限公司 | Heat-conductive lamp with pluggable led bulb |
| CN104315371A (en) * | 2014-09-30 | 2015-01-28 | 聂金芳 | Integrated all-transparent LED (Light Emitting Diode) bulb lamp |
| CN105276413A (en) * | 2015-10-31 | 2016-01-27 | 湖州迈隆机械有限公司 | Energy-saving lamp and manufacturing method thereof |
| CN107035981A (en) * | 2017-05-24 | 2017-08-11 | 珠海市远康企业有限公司 | One bulb alveolitoid LED plant growth lamp and forming method thereof |
| CN107120550A (en) * | 2017-06-22 | 2017-09-01 | 佛山市南海亮明电器有限公司 | The general low-voltage LED bulb of one kind exchange |
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Application publication date: 20130306 |