CN104315374A - Module for LED (light-emitting diode) lamp - Google Patents
Module for LED (light-emitting diode) lamp Download PDFInfo
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- CN104315374A CN104315374A CN201410532560.1A CN201410532560A CN104315374A CN 104315374 A CN104315374 A CN 104315374A CN 201410532560 A CN201410532560 A CN 201410532560A CN 104315374 A CN104315374 A CN 104315374A
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- light
- led
- emitting section
- transmission tube
- led light
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
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- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/002—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips making direct electrical contact, e.g. by piercing
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
- F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a module for an LED (light-emitting diode) lamp. The module comprises an enclosed transparent tube, a lampwick base arranged on the transparent tube, an LED luminous trip positioned in the transparent tube and fixed to the lampwick base, and heat transfer protective gas filling the transparent tube, wherein the lampwick base is provided with connecting lamp filaments; each electrode of the LED luminous strip is provided with at least one connecting hole; the connecting lamp filaments penetrate through connecting holes, so that the lampwick base is electrically connected with the LED luminous strip. During manufacture, a positive electrode and a negative electrode of the LED luminous strip are respectively provided with a connecting hole; connecting lamp filaments penetrate through the connecting holes and are wound and bound to the LED luminous strip, so that the LED luminous strip is connected with a lampwick; the LED luminous strip is arranged in the transparent tube, and the lampwick base just seals the opening of the transparent tube; the lampwick base is sintered at the opening of the transparent tube, and in the sintering process, silver paste fills between the connecting lamp filaments and the electrodes of the LED luminous strip in a molten manner under the influence of high temperature, so that the connecting lamp filaments are in close contact with the LED luminous strip.
Description
Technical field
The present invention relates to technical field of semiconductor illumination, particularly relate to a kind of LED module.
Background technology
Along with world community pay attention to day by day is energy-conservation, at lighting field, the tide that electricity-saving lamp substitutes conventional light source product on a large scale arrives.After countries and regions, tens, the whole world issue the superseded plan of incandescent lamp successively, China has issued " progressively eliminating incandescent lamp route map ".Before 2016, domesticly progressively thoroughly will eliminate incandescent lamp stage by stage, and then introduce the electricity-saving lamp of 48,000,000,000 degree of can economizing on electricity in year comprehensively." 12 " period, domestic will increasing promotes the dynamics of Green Lighting Project, and electricity-saving lamp market capacity will occur the growth of several times, and market development potential is huge simultaneously.
Traditional electricity-saving lamp refers to and fluorescent lamp is become an overall lighting apparatus with ballast combinations, and its size is close with incandescent lamp, also identical with incandescent lamp with the interface of lamp socket, uses so directly can replace incandescent lamp.The power consumption of electricity-saving lamp is generally 1/5 to 1/4 of ordinary incandescent lamp power consumption, thus can save a large amount of illumination electric energy and expense.But because electricity-saving lamp is not recyclable, and the mercury contained in electricity-saving lamp, if process bad meeting, soil and water are polluted.Recently, national environmental protection portion relevant person represents, intends forbidding giving an written reply the newly-built, renovating and enlarging project of Fluorescent lamp production using liquid mercury and manual note mercury.
LED is called as forth generation lighting source or green light source, has the features such as energy-saving and environmental protection, the life-span is long, volume is little.In recent years, along with the continuous progress of LED illumination technology, it becomes more and more ripe in the application in general lighting field, is a kind of very good incandescent lamp and energy-saving fluorescent lamp substitute, replaces traditional energy-saving fluorescent lamp to become a kind of development trend with LED electricity-saving lamp.
Because LED lamp bead is mostly one side bright dipping, for obtaining the LED lamp of wide-angle bright dipping, a conventional way is: arrange the column with multiple installation side, each installation side arranges LED lamp bead or LED lamp bar, if one section of publication number is for as described in the Chinese patent of CN102767709A.The LED lamp of this structure, though the bright dipping that can obtain wide-angle, must be equipped with a column, manufacturing process and structure all more complicated, processing cost is relatively high.For obtaining the LED lamp of wide-angle bright dipping, also have a kind of technological means to be that the substrate of LED light-emitting section is arranged to transparence, obtain wide-angle and go out radiant, go out radiant by multiple wide-angle and serve as filament, if one section of publication number is for as described in the Chinese patent of CN201944638U.The LED lamp of this structure, install the use of column though avoid, multiple LED light-emitting section connects together, and caloric value is relatively large, and does not install column and carry out heat conduction, and heat dispersion is relatively poor, and the bulk life time of light fixture is difficult to ensure.Meanwhile, the LED light-emitting section of filament is relatively thin, and not easily, packaging cost is high in encapsulation.
In view of this, how a kind of low cost of manufacture of development and Design, good heat dissipation effect, the LED lamp that can directly carry out replacing with existing incandescent lamp, electricity-saving lamp is of great significance.
Summary of the invention
For problems of the prior art, one object of the present invention is that providing a kind of connects LED module that is reliable, good heat dissipation effect.
For reaching above object, the present invention adopts following technical scheme.
A kind of LED module, is characterized in that, comprising: airtight light-transmission tube, be arranged on the wick holder on light-transmission tube, is positioned at the LED light-emitting section that light-transmission tube and wick holder are fixed, and is filled in the heat transfer protective gas in light-transmission tube; Wick holder is provided with connection filament, the electrode of LED light-emitting section is provided with at least one connecting hole, described connection filament realizes the electrical connection wick holder and LED light-emitting section through connecting hole.
Further illustrating as such scheme, described connecting hole runs through the both sides of LED light-emitting section, is provided with the conductive layer with Electrode connection at the inner surface of connecting hole.
Further illustrating as such scheme, electrode and conductive layer are provided with silver slurry layer.
Further illustrating as such scheme, during manufacture, first offers at least one connecting hole respectively on the positive pole and negative pole of LED light-emitting section;
Then, filament will be connected through connecting hole, and coiling is bundled on LED light-emitting section, realizes the connection of LED light-emitting section and wick holder;
Then LED light-emitting section is filled in light-transmission tube, make wick holder just seal the opening of light-transmission tube;
Finally, by wick holder sintering at light-transmission tube opening, during sintering, by temperatures involved, the melting of silver slurry is filled in and connects between filament and LED light-emitting section electrode, realizes the close contact connecting filament and LED light-emitting section;
Finally process is vacuumized to light-transmission tube, vacuumize rear toward light-transmission tube interior filling heat transfer protective gas.
Further illustrating as such scheme, LED light-emitting section is provided with locating support, and described LED lamp bar is spacing and parallel with light-transmission tube by locating support.
Further illustrating as such scheme, described LED light-emitting section comprises: transparent substrates, is arranged on the LED chip in transparent substrates front, and covers the fluorescent material at LED chip and the transparent substrates back side;
Or described LED light-emitting section comprises: transparent substrates, is arranged on the LED chip in transparent substrates front, and described fluorescent powder coating is on light-transmission tube.
Further illustrating as such scheme, described light-transmission tube is H pipe or π pipe.
Further illustrating as such scheme, described light-transmission tube comprises at least two row's glass tubes, by least one contiguous block between adjacent two row's glass tubes, contiguous block is provided with the hollow pipeline be communicated with by two row's glass tubes.
Further illustrating as such scheme, the caliber of described light-transmission tube is 9mm, 12mm or 17mm, and described LED light-emitting section edge is not more than 7mm to the interval of light-transmission tube inwall.
Further illustrating as such scheme, described heat transfer protective gas is nitrogen or inert gas.
Compared with prior art, a kind of LED module provided by the invention has following beneficial effect:
One, design is a kind of dexterously punches on LED light-emitting section, by the syndeton of connection filament bind on LED light-emitting section, even if melt solder, also can ensure to connect the electrical connection between filament and LED light-emitting section; Especially, the solder after melting is also filled in and connects between filament and electrode, and conductive effect extremely protrudes, and has fundamentally stopped the bad problem of conduction.
Two, existing fluorescent lamp technology and equipment can be utilized to carry out production and processing, be convenient to the transition and upgrade realizing Lighting Industry, have market efficiency.During actual manufacture electricity-saving lamp, conveniently according to the actual requirements, from power and the quantity of main separation module, be a kind of brand-new LED lamp assembling mode, and automation, large-scale production can be realized.
Three, because the vertical range between the side of LED light-emitting section and light-transmission tube inwall is arranged to be not more than 7mm, and in light-transmission tube, fill heat transfer protective gas, be convenient to distributing of LED light-emitting section heat, light fixture long service life.
Accompanying drawing explanation
Figure 1 shows that the structural representation of LED module embodiments one provided by the invention;
Figure 2 shows that LED luminous bar structure schematic diagram;
Figure 3 shows that LED energy-saving lamp structure schematic diagram;
Figure 4 shows that the structural representation of light source module embodiment two provided by the invention;
Figure 5 shows that the structural representation of light source module embodiment three provided by the invention.
Description of reference numerals:
1, light-transmission tube, 2, wick holder, 3, LED light-emitting section, 4, connecting hole, 5, lamp socket, 6, contiguous block, 7, locating support;
21, filament is connected;
31, transparent substrates, 32, LED chip, 33, fluorescent material, 34, electrode.
Detailed description of the invention
Understand essence of the present invention better for convenience of those of ordinary skill in the art, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described as follows.
Embodiment one
As shown in Figure 1, a kind of LED module, comprising: airtight light-transmission tube 1, is arranged on the wick holder 2 on light-transmission tube 1, is positioned at the LED light-emitting section 3 that light-transmission tube 1 is fixing with wick holder 2, and is filled in the heat transfer protective gas in light-transmission tube 1.
Wherein, described light-transmission tube 1 is transparent glass tube, and described wick holder 2 is consistent with traditional fluorescent tube core seat structure, comprises flaring back cover glass and is embedded in the connection filament 21 in back cover glass.The electrode 34 of LED light-emitting section 3 is provided with connecting hole 4, and described connection filament 21 realizes the electrical connection wick holder 2 and LED light-emitting section 3 through connecting hole 4.In the present embodiment, described connecting hole 4 runs through the both sides of LED light-emitting section 3, is provided with the conductive layer be connected with electrode 34 at the inner surface of connecting hole 4; Electrode 34 and conductive layer are coated with silver slurry layer.
During actual manufacture, first on the positive pole and negative pole of LED light-emitting section 3, offer a connecting hole 4 respectively, then, filament 21 will be connected through connecting hole 4, and coiling is bundled on LED light-emitting section 3, realizes the connection of LED light-emitting section and 3 wick holders 2; Then LED light-emitting section 3 is filled in light-transmission tube 1, make wick holder 2 just seal the opening of light-transmission tube 1; Finally, sintered by wick holder 2 at light-transmission tube 1 opening, during sintering, by temperatures involved, the melting of silver slurry is filled in and connects between filament 21 and the electrode of LED light-emitting section 3, realizes the close contact connecting filament 21 and LED light-emitting section; Finally process is vacuumized to light-transmission tube, vacuumize rear toward light-transmission tube interior filling heat transfer protective gas.
In the processing and manufacturing of LED light source product, between electrode with wire, usually adopt the mode of welding, with the object reaching efficient, quick, be convenient to industrialization.But, in the present embodiment, after connecting filament 21 and the Electrode connection of LED light-emitting section, also to experience the sintering of wick holder 2 and light-transmission tube 1, when sintering, by temperatures involved, electrode and the solder be connected between filament very easily melting run off, cause electrode loose contact, percent defective is high, can not meet industrial production demand at all.For this reason, the present embodiment provides a kind of cleverly and punches on LED light-emitting section, by the so a kind of syndeton of connection filament bind on LED light-emitting section, even if melt solder, also can ensure to connect the electrical connection between filament and LED light-emitting section; Especially, the solder after melting is also filled in and connects between filament and electrode, and conductive effect extremely protrudes, and has fundamentally stopped the bad problem of conduction.
As shown in Figure 2, described LED light-emitting section 3 comprises: transparent substrates 31, is arranged on the LED chip 32 in transparent substrates 31 front, covers the fluorescent material 33 at LED chip 32 and transparent substrates 31 back side, and electrode 34.In the present embodiment, preferred LED chip 32 is formed by the blue light small-power chip-in series of 30 0.1W, and preferred fluorescent material 33 is yellow fluorescent powder, so not only ensures that single light source module has higher power, and can improve the light efficiency of whole LED light-emitting section 3.In other embodiments, described LED light-emitting section 3 is blue-ray light bar, and described fluorescent powder coating, on the inwall of light-transmission tube 1, is not limited to the present embodiment.
Described heat transfer protective gas is the gaseous mixture of nitrogen and argon gas, and in heat transfer protective gas, volume ratio shared by nitrogen is 8%, and volume ratio shared by argon gas is 92%.Heat transfer protective gas adopts the benefit of nitrogen and argon gas gaseous mixture to be effectively reduce manufacturing cost while taking into account heat radiation.In other embodiments, described heat transfer protective gas adopts high-purity inert gas to replace, and is not limited to the present embodiment.
Further, for encapsulating conveniently, the thickness of described transparent substrates 31 is 0.4mm, and the width of transparent substrates is 4mm.Compared with existing filament shape light emitting source, adopt the transparent substrates of this size, be beneficial to and realize the arrangement of LED chip and the coating of fluorescent material, packaging cost is relatively low.For the thermal resistance between control LED light-emitting section 3 and light-transmission tube 2, ensure the service life of LED light-emitting section 3, in the present embodiment, the vertical range between the side of described LED light-emitting section 3 and light-transmission tube 2 inwall is not more than 7mm.
As shown in Figure 3, it is the LED lamp utilizing above-mentioned LED module obtained, comprises the LED module in lamp socket 5 and mounting lamp holder 5.In the present embodiment, described lamp socket 5, for being integrated with the thread lamp socket of driver, lamp socket 5 is provided with two LED modules.In other embodiments, described lamp socket adopts cross lamp socket to replace, and driver and lamp socket discrete device each other, is not limited to the present embodiment.
Embodiment two
As shown in Figure 4, a kind of LED module, comprising: airtight light-transmission tube 1, is arranged on the wick holder 2 on light-transmission tube 1, is positioned at the LED light-emitting section 3 that light-transmission tube 1 is fixing with wick holder 2, and is filled in the heat transfer protective gas in light-transmission tube 1.
A kind of LED module that the present embodiment provides, its structure and embodiment one basically identical, difference is:
One, the size of LED light-emitting section has carried out suitable adjustment, and the thickness of transparent substrates is adjusted to 0.6mm, is 8mm by the width adjustment of transparent substrates.Adopt the transparent substrates of this size mainly in order to save packaging cost, because substrate is too small, require higher to encapsulation precision, packaging technology, and the excessive waste causing transparent substrates material of substrate size, especially for the sapphire substrate of some high-quality, this waste is unacceptable.
Two, described light-transmission tube comprises two row's H-shaped glass tubes, is respectively equipped with contiguous block 6 at the top of adjacent light-transmission tube 1 and bottom, and each contiguous block 6 is provided with the hollow pipeline be communicated with by adjacent light-transmission tube 1.Like this, during actual preparation, once can not only realize vacuumizing and gas filling technology, and be convenient to realize the convection current between each adjacent light-transmission tube 1, make whole light source module Homogeneouslly-radiating, avoid occurring local lamp necrosis phenomena.In addition, have light to send because only have in LED module on LED light-emitting section, if adopt traditional U-shaped pipe, there is a dark space in the refraction action of the front end light of LED module, affects visual effect; In the present embodiment, light-transmission tube adopts the benefit of H-shaped glass tube to be avoid the appearance of dark space.In other embodiments, H-shaped glass tube adopts π pipe belt to replace.
Embodiment three
As shown in Figure 5, a kind of LED module, comprising: airtight light-transmission tube 1, is arranged on the wick holder 2 on light-transmission tube 1, is positioned at the LED light-emitting section 3 that light-transmission tube 1 is fixing with wick holder 2, and is filled in the heat transfer protective gas in light-transmission tube 1.
A kind of LED module that the present embodiment provides, its structure and embodiment one basically identical, difference is:
One, on LED light-emitting section 3, be provided with locating support 7, described LED light-emitting section is spacing and keep equidistant with light-transmission tube 1, to ensure light efficiency and the heat radiation of whole light fixture by locating support 7.
Two, described heat transfer protective gas is preferably the helium of high concentration, and described high concentration helium refers to that concentration is 100%.
Above detailed description of the invention has been described in detail essence of the present invention, but can not limit protection scope of the present invention with this.Apparently, under the enlightenment of essence of the present invention, the art those of ordinary skill also can carry out many improvement and modification, it should be noted that these improve and modify and all drops within claims of the present invention.
Claims (10)
1. a LED module, is characterized in that, comprising: airtight light-transmission tube, is arranged on the wick holder on light-transmission tube, is positioned at the LED light-emitting section that light-transmission tube and wick holder are fixing, and is filled in the heat transfer protective gas in light-transmission tube; Wick holder is provided with connection filament, the electrode of LED light-emitting section is provided with at least one connecting hole, described connection filament realizes the electrical connection wick holder and LED light-emitting section through connecting hole.
2. a kind of LED module according to claim 1, it is characterized in that, described connecting hole runs through the both sides of LED light-emitting section, is provided with the conductive layer with Electrode connection at the inner surface of connecting hole.
3. a kind of LED module according to claim 1 and 2, is characterized in that, electrode and conductive layer are provided with silver slurry layer.
4. a kind of LED module according to claim 3, is characterized in that, during manufacture, first on the positive pole and negative pole of LED light-emitting section, offers at least one connecting hole respectively;
Then, filament will be connected through connecting hole, and coiling is bundled on LED light-emitting section, realizes the connection of LED light-emitting section and wick holder;
Then LED light-emitting section is filled in light-transmission tube, make wick holder just seal the opening of light-transmission tube;
Finally, by wick holder sintering at light-transmission tube opening, during sintering, by temperatures involved, the melting of silver slurry is filled in and connects between filament and LED light-emitting section electrode, realizes the close contact connecting filament and LED light-emitting section; Finally process is vacuumized to light-transmission tube, vacuumize rear toward light-transmission tube interior filling heat transfer protective gas.
5. a kind of LED module according to claim 1, is characterized in that, LED light-emitting section is provided with locating support, and described LED lamp bar is spacing and parallel with light-transmission tube by locating support.
6. a kind of LED module according to claim 1 or 5, it is characterized in that, described LED light-emitting section comprises: transparent substrates, is arranged on the LED chip in transparent substrates front, and covers the fluorescent material at LED chip and the transparent substrates back side;
Or described LED light-emitting section comprises: transparent substrates, is arranged on the LED chip in transparent substrates front, and described fluorescent powder coating is on light-transmission tube.
7. a kind of LED module according to claim 1, is characterized in that, described light-transmission tube is H pipe or π pipe.
8. a kind of LED module according to claim 1 or 7, is characterized in that, described light-transmission tube comprises at least two row's glass tubes, by least one contiguous block between adjacent two row's glass tubes, contiguous block is provided with the hollow pipeline be communicated with by two row's glass tubes.
9. a kind of LED module according to claim 1, is characterized in that, the caliber of described light-transmission tube is 9mm, 12mm or 17mm, and described LED light-emitting section edge is not more than 7mm to the interval of light-transmission tube inwall.
10. a kind of LED module according to claim 1, is characterized in that, described heat transfer protective gas is nitrogen or inert gas.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410532560.1A CN104315374A (en) | 2014-10-10 | 2014-10-10 | Module for LED (light-emitting diode) lamp |
| PCT/CN2014/089519 WO2016004705A1 (en) | 2014-07-10 | 2014-10-25 | Led energy-saving lamp light-source module, and led energy-saving lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410532560.1A CN104315374A (en) | 2014-10-10 | 2014-10-10 | Module for LED (light-emitting diode) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104315374A true CN104315374A (en) | 2015-01-28 |
Family
ID=52370648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410532560.1A Pending CN104315374A (en) | 2014-07-10 | 2014-10-10 | Module for LED (light-emitting diode) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104315374A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838663A (en) * | 2017-04-06 | 2017-06-13 | 广东雪莱特光电科技股份有限公司 | A kind of LED for substituting fluorescent lamp |
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| US8110753B2 (en) * | 2008-04-10 | 2012-02-07 | Universal Scientific Industrial Co., Ltd. | Circuit board assembly |
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| CN106838663A (en) * | 2017-04-06 | 2017-06-13 | 广东雪莱特光电科技股份有限公司 | A kind of LED for substituting fluorescent lamp |
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