CN105627124A - LED lamp filament assembly, method for forming LED lamp filament bulb and LED lamp filament bulb - Google Patents
LED lamp filament assembly, method for forming LED lamp filament bulb and LED lamp filament bulb Download PDFInfo
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- CN105627124A CN105627124A CN201610140140.8A CN201610140140A CN105627124A CN 105627124 A CN105627124 A CN 105627124A CN 201610140140 A CN201610140140 A CN 201610140140A CN 105627124 A CN105627124 A CN 105627124A
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- thermal radiation
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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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/002—Fastening arrangements intended to retain light sources the fastening means engaging the encapsulation or the packaging of the semiconductor device
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
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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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
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- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED lamp filament assembly, a method for forming an LED lamp filament bulb and the LED lamp filament bulb. The LED lamp filament assembly comprises one or more LED lamp filaments (1.1) with the two ends provided with electric connecting terminals (1.3). The electric connecting terminals (1.3) at the two ends of each LED lamp filament (1.1) are connected with two heat conduction and electricity conduction terminal supports (1.4). According to the LED lamp filament assembly, the light emitting rate of an LED can be increased, and the heat dissipation efficiency can be improved. According to the method for forming the LED lamp filament bulb and the LED lamp filament bulb, the limitation that an existing LED lighting lamp needs a radiator can be avoided, a large-power LED lamp filament lamp light source can be achieved, a light source of an existing large-power lighting product can be directly replaced, and lamps do not need to be replaced.
Description
Technical field
The present invention relates to a kind of LED filament assembly, the method setting up LED filament bulb and LED filament bulb, belong to technical field of LED illumination.
Background technology
LED semiconductor lighting is as a new generation's lighting engineering, have photoelectric conversion rate height, light source direction is easily controlled, illumination time period and mode is easily controlled, have five incomparable big power savings advantages of other existing lighting engineering such as higher power factor under color rendering properties of light source height, appropriate design, is subject to the favor of global investor and vigorously supporting of national governments. Although LED illumination is paid attention to, then also there are problems in popularization process, first, LED illumination lamp is integrated more, lacks replaceable standard light source; Secondly, even if adopting GB GB1406 series lamp holder to make LED/light source, being cannot realize light modulation to run substantially, and also not possessing the protective functions such as waterproof simultaneously, range of application is narrower; Moreover, emitting semiconductor is that four sides is luminous under the triggering of electricity, but in practical application, LED chip is encapsulated on an opaque substrate mostly, and the bright dipping of semi-conductor half is blocked and is converted to heat, and luminous efficiency is low.
In recent years has there is the LED filament lamp adopting transparent bar-type substrate in market, has conformed to the ultimate principle that semiconductor lighting four sides is luminous, but its applied power is also relatively lower, is generally no more than 10W; And not possessing water-proof function, range of application relative narrower, these defects greatly constrain promoting the use of of LED illumination.
The preferred embodiments that existing LED filament makes binds LED chip thereon by substrate bonding of bar shaped sapphire, it should be noted that on the one hand LED chip through attachment bonding after, refraction of light loss is relatively big, and photoelectric transformation efficiency reduces more.
Summary of the invention
It is an object of the present invention to provide a kind of LED filament assembly, the method setting up LED filament bulb and LED filament bulb. The LED filament assembly of the present invention is possible not only to the light emission rate improving LED, and can carry high cooling efficiency; The method of LED filament bulb is set up in the present invention and LED filament bulb then can break away from the restriction that existing LED illumination lamp needs scatterer, the LED filament lamp source of bigger power can be realized, can directly substitute the light source of existing high-power illumination product, and without the need to changing light fixture.
The technical scheme of the present invention: a kind of LED filament assembly, is characterized in: comprise the LED filament that one or more two ends are provided with electric connection terminal, and the electric connection terminal at LED filament two ends is connected with the terminal support of conduction with two heat conduction respectively. For being conducive to heat trnasfer, the electric connecting terminal subdivision near terminal support can appropriateness be widened or the process of falling fillet.
In above-mentioned LED filament assembly, described LED filament comprises the electric connection terminal at LED filament module and two ends, or also connects the electric connection line (the segmentation node of LED load for connecting in multiple LED filament) of LED load segmentation node on bag LED filament module; LED filament module comprises the LED chip series connection group on the filament module substrate of strip or bulk and filament module substrate, is provided with transparent enclosure outside LED filament module.
In aforesaid LED filament assembly, described LED filament module is cut into the strip including a line or many row LED chip group or lumphy structure; Or, described LED filament module is encapsulated on bar shaped filament module substrate by the LED strip joint group of multiple LED strip joint group or multiple parallel connection to form, and LED strip joint group consists of series connection form multiple LED chip or LEDPN knot.
In aforesaid LED filament assembly, described LED filament module is provided with size and the same width of LED filament module, reserve the transparent cover plate (optimal selection is glass) of weld length, transparent cover plate covers LED filament module, and the two ends of LED filament module are directly welded with terminal support and bonding by the hole that is welded and fixed on terminal support. Gap around transparent cover plate and LED filament module adopts transparent material encapsulation.
Use the method for aforesaid LED filament component construction LED filament bulb, it is characterized in: drive at band and LED filament assembly is set in the bulb housing of assembly and lamp adapter assembly, LED filament assembly is connected with lamp adapter assembly with driving assembly by the electrical connecting wire being fixed on wire support, the object of control bulb internal temperature is reached by the thermal radiation body assembly area in control bulb housing, and make the medial temperature on thermal radiation body assembly become nearly junction temperature of chip to balance the heat of LED filament generation, wherein said thermal radiation body assembly comprises LED filament, terminal support, wire support and electrical connecting wire.
In the method for aforesaid structure LED filament bulb, described thermal radiation body assembly also comprises the thermal radiation support of coupling end submounts, thermal radiation support is also connected with thermal radiation ring, the rare gas element of high thermal conductivity coefficient is filled in bulb housing, make the heat in bulb housing by the temperature on the balanced thermal radiation body assembly of conduction and convection form, also can the part heat on thermal radiation body assembly is delivered on bulb housing simultaneously; Described bulb housing is integrated blows out or divides a multistage to be formed by connecting with material or different material; Thermal radiation support and thermal radiation ring are all close to bulb housing, make thermal energy conduction that LED filament produces to, on bulb housing, allowing the bulb housing being heated be heated becomes the integral part of thermal radiation body assembly, the auxiliary thermal radiation capability strengthening thermal radiation body assembly.
In the method for aforesaid structure LED filament bulb, described thermal radiation body assembly can not reflect and can not pass through and apply black thermally conductive material (optimal selection is superconduction graphite or Graphene overlay) in the one side of invisible heat (visible light wave and infrared light-wave), forms radiation black matrix face; Can reflect but mirror surface can not be set to through the one side of invisible heat; .
In the method for aforesaid structure LED filament bulb, described LED filament assembly end is connected with other thermal radiation body assembly pressing close to bulb housing by heat pipe, makes the thermal radiation rapid soaking of body assembly in bulb housing.
In the method for aforesaid structure LED filament bulb, described lamp adapter assembly comprises lamp bracket, and lamp bracket adopts hollow structure, for placing described driving assembly; Lamp bracket arranges threaded electric connector male, contact pin 4 is established in male, connect power supply and the dimming control signal of electrically end respectively, electric connector male and lamp bracket are structure as a whole, lamp bracket main body adopts helicitic texture and arranges locating slot, locating slot installation direction is consistent with bulb direction of illumination, fixes whole bulb by supporting set screw nut; One end that lamp bracket is connected with bulb housing is the round table-like ring structure of outstanding threaded body.
Side light extracting LED filament bulb according to the band mirror surface that aforementioned method builds, it is characterized in: comprise the bulb housing that band drives assembly and lamp adapter assembly, in bulb housing, be provided with LED filament assembly, wire support, electrical connecting wire, thermal radiation support and thermal radiation ring; Parallel with two the respectively thermal radiation support of the terminal support at described LED filament assembly two ends is connected, and thermal radiation support is provided with the arc structure being close to bulb housing; Described thermal radiation ring is the cylindrical structure do not closed, and the two ends of separation place are connected with two thermal radiation supports respectively, and the inner side of thermal radiation ring is mirror surface, and outside is for being close to the radiation black matrix face of bulb housing; Described LED filament assembly is connected with lamp adapter assembly with driving assembly by electrical connecting wire, and electrical connecting wire is fixed by wire support.
In the side light extracting LED filament bulb of aforesaid band mirror surface, fixing press strip is passed through together with thermal radiation support pressure stressed joint in the end of described thermal radiation ring separation place with terminal support, and the connection of one of them end of thermal radiation ring separation place and terminal support goes out also to be provided with insulating heat-conductive isolating bar, insulating heat-conductive isolating bar is between terminal support and thermal radiation ring. One end and the thermal radiation support of thermal radiation ring are provided with elliptical opening, it is possible to fixed by set screw, are convenient to adjust the distance of cambered surface in thermal radiation ring and bulb housing.
In the side light extracting LED filament bulb of aforesaid band mirror surface, the LED filament assembly of multi-set parallel it is provided with between two separating ends of described thermal radiation ring, connected by fixing press strip and thermal radiation support between adjacent LED filament assembly, and the thermal radiation support of each junction is equipped with the arc structure being close to bulb housing.
In the side light extracting LED filament bulb of aforesaid band mirror surface, being respectively equipped with interior fixing lid and interior lower fixing lid at the bottom of the cylinder top of the tubular structure of described thermal radiation ring and cylinder, interior fixing lid and interior lower fixing covering tightly paste bulb housing with fixed support thermal radiation ring.
Lower light extracting LED filament bulb according to the band mirror surface that aforementioned method builds, it is characterized in: comprise the bulb housing that band drives assembly and lamp adapter assembly, in bulb housing, be provided with LED filament assembly, wire support, electrical connecting wire, thermal radiation support and thermal radiation ring; Described thermal radiation ring is closed cylindrical structure, cylindrical structure lower end inside is the taper type shell structure of indent, described LED filament assembly is fixed on taper type shell structure, and two terminal supports of LED filament assembly are connected along mouth with the upper and lower of taper type shell structure respectively; For being close to bulb housing outside thermal radiation ring, the radiation black matrix face that the face that wherein thermal radiation ring can not be irradiated to by the light of LED filament assembly is, the face being irradiated to by the light of LED filament assembly is mirror surface, described LED filament assembly is connected with lamp adapter assembly with driving assembly by electrical connecting wire, and electrical connecting wire is fixed by wire support.
In the lower light extracting LED filament bulb of aforesaid band mirror surface, two terminal supports of described LED filament assembly are the ring structure that two sizes are different, the terminal support that wherein size is little is fixed by the fixing press strip of annular and the taper type shell structure upper edge hole that size is little, the fixing press strip that size is little is integrally connected by heat pipe and annular heat radiation support, and annular heat radiation support is connected with thermal radiation ring; The terminal support that size is big is fixed (being connected with plastics set screw) along mouth with under taper type shell structure by the fixing press strip of annular that size is big, is provided with the insulating heat-conductive isolating bar of annular between the terminal support that described size is little and taper type shell structure upper edge hole; The fixing press strip of described annular and annular heat radiation support are positioned at inside the cylindrical structure of thermal radiation ring.
Compared with prior art, the LED filament assembly of the present invention is without the need to arranging LED chip substrate, each light direction of LED can be made not interrupted, particularly the appearing of infra-red heat ray, substantially increase light extraction efficiency, and the present invention utilizes terminal support to be possible not only to be carried out by LED filament the fixing of various moulding, and the heat conduction being very advantageous in LED filament is to other thermal radiation body assembly, is beneficial to the heat radiation of LED filament.
The method of LED filament bulb is set up in the present invention, on the basis of LED filament assembly, make use of each assembly in bulb housing as thermal radiation body assembly, being designed with the enough big radiationless net heat radiator assembly area blocked to control bulb internal temperature and makes the medial temperature on thermal radiation body assembly become nearly junction temperature of chip to balance the heat of LED filament generation as far as possible, and then reduces the junction temperature of chip on LED filament by heat radiation principle. Traditional basic concept that LED illumination lamp needs scatterer broken away from by the LED filament bulb utilizing the inventive method to make, this LED filament lamp product can directly substitute the light source of existing high-power illumination product, and without the need to changing light fixture, as directly substituted the high-power high voltage sodium lamp etc. of road lighting, LED illumination application will be made to attain a new height. Through reality test, utilize the method for the present invention can accomplish 200LM/W, even higher bulb finished product light source.
In addition, the LED filament bulb of two kinds of band mirror surfaces of the present invention, make use of thermal radiation support and LED filament assembly is carried out being connected and fixed in bulb housing by thermal radiation ring, can be used as the thermal radiation body assembly of extra increase simultaneously, the two-sided radiationless obstruction conditions of thermal radiation ring tool, increase effective thermal radiation area, thus improve the cooling efficiency of LED, ensure that great power LED also can effectively run.
Accompanying drawing explanation
Fig. 1 is the LED filament LED illumination large chip segmentation schematic diagram of the present invention;
Fig. 2 is the LED filament cut-away view of the present invention;
Fig. 3 be the present invention with the LED filament cut-away view of transparent cover plate
Fig. 4 is the LED filament module figure of the coupling end submounts of the present invention;
Fig. 5 is the LED filament assembly finished figure of the present invention;
Fig. 6 is the LED filament assembly finished figure of the widened end submounts of the present invention;
The LED filament assembly finished figure of the employing sheet filament of Fig. 7 the present invention;
Fig. 8 is the side light extracting LED filament bulb cutaway view of the band mirror surface of the present invention;
Fig. 9 be the present invention be connected to thermal radiation support and the LED filament assembly of mirror surface type thermal radiation ring;
Figure 10 is the side light extracting LED filament bulb figure that the thermal radiation support of the present invention is provided with the band mirror surface of two groups of parallel filament assemblies (upper recessed);
Figure 11 is the side light extracting LED filament bulb figure that the thermal radiation support of the present invention is provided with the band mirror surface of two groups of parallel filament assemblies (lower convex);
Figure 12 is the A local figure of Figure 11 of the present invention;
Figure 13 is the thermal radiation ring of band heat pipe scheme and the connection structure iron of thermal radiation support and filament assembly of the present invention;
Figure 14 is that the employing sheet filament of the present invention and heat pipe scheme adopt Waterproof lampholder assembly to have the side light extracting LED filament bulb figure of band mirror surface of two groups of parallel filament assemblies;
Figure 15 is the another side figure of Figure 11 filament bulb of the employing Waterproof lampholder assembly of the present invention;
Figure 16 is the Waterproof lampholder component facade figure of the present invention;
Figure 17 is the structural representation of the lower light extracting LED filament bulb having heat pipe band mirror surface of the present invention;
Figure 18 is the decomposition structural representation of Figure 17;
Figure 19 is the structural representation of the side light extracting LED filament bulb of the band mirror surface of the band heat pipe of the present invention.
Being labeled as in accompanying drawing: 1-LED filament assembly, 1.1-LED filament, 1.2-LED filament module, 1.2.1-filament module substrate, 1.3-electric connection terminal, 1.4-terminal support, 1.7-is welded and fixed hole, 1.8-electric connection line, 2-lamp adapter assembly, 2.1-supply pin position V1+(positive pole or live wire), 2.2.-supply pin position V1-(negative pole or zero line), 2.3-signal pin V2-(signal negative pole), 2.4-signal pin V2+(signal positive pole), 2.5-lamp bracket, 2.6-connector male, 2.7-contact pin, 2.8-locating slot, 2.9-set screw nut, 3-drives assembly, 4.1-wire support, 4.2-electrical connecting wire, 5.1-thermal radiation support, 5.11-annular heat radiation support, 5.3-thermal radiation ring, 5.31-mirror surface, 5.32-radiates black matrix face, 6-bulb housing, upper fixing lid in 7.1-, lower fixing lid in 7.2-, 7.3-set screw, 7.31-plastics set screw, 7.4-fixes press strip, 7.5-insulating heat-conductive isolating bar, 7.10-LOGO expression place, 7.13-elliptical opening, 7.16-heat pipe, 106-waterproof electric connector, 420-LED throws light on integrated large chip, 420.1-large chip end electrode, 420.2-LED load segment electrical connection place.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation that the present invention is limited.
Embodiment. A kind of LED filament assembly, as shown in Figure 4 and Figure 5, comprises the LED filament 1.1 that one or more two ends are provided with electric connection terminal 1.3, and the electric connection terminal 1.3 at LED filament 1.1 two ends is connected with the terminal support 1.4 of two heat conduction respectively. Described LED filament 1.1 comprises the electric connection terminal 1.3 at LED filament module 1.2 and two ends, LED filament module 1.2 comprises the LED chip series connection group on the filament module substrate 1.2.1 and filament module substrate 1.2.1 of strip or bulk, is provided with transparent enclosure outside LED filament module 1.2. For being conducive to heat trnasfer, electric connection terminal 1.3 part near terminal support 1.4 can appropriateness be widened or the process of falling fillet, as shown in Figure 6; For improving translucent effect, when throwing light on especially for plant husbandry, adopt glass cover-plate 1.2.2 encapsulation scheme, form block filament assembly scheme, as shown in Figure 7.
Described LED filament module 1.2 is cut into the strip including a line or many row LED chip group or lumphy structure, as shown in Figure 1; Or, described LED filament module 1.2 is encapsulated on bar shaped filament module substrate 1.2.1 by the LED strip joint group of multiple LED strip joint group or multiple parallel connection to form, and LED strip joint group consists of series connection form multiple LED chip or LEDPN knot, as shown in Figure 2.
Wherein, LED illumination large chip is the application number based on the present inventor's earlier application is the LED illumination large chip in 201410214077.9 patent applications, includes a line or many row LED chip group according to power through cutting out the LED illumination large chip cut; LED illumination large chip is through directly long brilliant generation, it it is seamless connectivity between light-emitting semiconducting material and chip substrate, described LED illumination large chip substrate adopts high purity aluminium oxide (monocrystalline or polycrystalline) material and substrate back not to establish metallic reflector, the light towards substrate that semi-conductor can be made to produce directly passes through chip substrate externally outer spilling, makes chip heating minimum; Described LED illumination large chip substrate adopts silicon single crystal or single crystal silicon carbide materials, through test, after chip generates heat, invisible heat wavelength circle produced is in infrared rays wave band, infrared rays wave energy directly through silicon single crystal or monocrystalline silicon carbide injection, makes chip have good heat conductivility.
Use the method for aforesaid LED filament component construction LED filament bulb: drive at band and LED filament assembly 1 is set in the bulb housing 6 of assembly 3 and lamp adapter assembly 2, LED filament assembly 1 is connected with lamp adapter assembly 2 with driving assembly 3 by the electrical connecting wire 4.2 being fixed on wire support 4.1, the object of control bulb internal temperature is reached by the thermal radiation body assembly area in control bulb housing 6, and make the medial temperature on thermal radiation body assembly become nearly junction temperature of chip to balance the heat of LED filament 1.1 generation, wherein said thermal radiation body assembly comprises LED filament 1.1, terminal support 1.4, wire support 4.1 and electrical connecting wire 4.2.
When LED power is bigger, can additionally increase thermal radiation body assembly, as shown in Figure 8, can be specifically arrange thermal radiation support 5.1, thermal radiation support 5.1 are also connected with thermal radiation ring 5.3 on coupling end submounts 1.4, the rare gas element of high thermal conductivity coefficient is filled in bulb housing 6, make the heat in bulb housing 6 by the temperature on the balanced thermal radiation body assembly of conduction and convection form, also can the part heat on thermal radiation body assembly is delivered on bulb housing simultaneously; Described bulb housing 6 is integrated blows out or divides a multistage to be formed by connecting with material or different material; Thermal radiation support 5.1 and thermal radiation ring 5.3 are all close to bulb housing 6, make thermal energy conduction that LED filament 1.1 produces to, on bulb housing 6, allowing the bulb housing being heated become the integral part of thermal radiation body assembly, the auxiliary thermal radiation capability strengthening thermal radiation body assembly.
Described thermal radiation body assembly can not reflect and can not be superconduction graphite or Graphene overlay through applying black thermally conductive material optimal selection in the one side of the visible light wave of invisible heat and infrared light-wave, forms radiation black matrix face 5.32; Can reflect but mirror surface 5.31 can not be set to through the one side of invisible heat.
Described LED filament assembly 1 end is connected with other thermal radiation body assembly pressing close to bulb housing 6 by heat pipe 7.16, makes the thermal radiation rapid soaking of body assembly in bulb housing 6. As shown in Figure 13, Figure 14 and 19.
Described driving assembly, it can be the driving power supply that the method being 201410211945.8 and 201410214074.5 Chinese patent application based on the present inventor's application number makes, it is that LED load is divided 1��6 section drive, higher power-efficient (being greater than 99%) can be obtained, only in this way when LED bulb power is higher, could place driving power supply in lamp adapter assembly, to such an extent as to there will not be and overheated make power work instability. Otherwise, when bulb power is bigger, lamp adapter assembly externally cannot fall apart except the heat driving power supply to send; Based on this power supply scheme, possesses light modulation function with the LED bulb that the present invention builds with low cost or cost free.
Described lamp adapter assembly comprises lamp bracket 2.5 and electrical connection terminal, electrical connection terminal can be the electric connector in 201210253574.0 Chinese patent application based on the present inventor's application number, electric connector and lamp bracket 2.5 are structure as a whole, the lamp bracket 2.5 being connected with bulb housing adopts helicitic texture and arranges locating slot 2.8, locating slot is located at bulb direction of illumination first, is fixed on the universal installation interface support of bulb by set screw nut 2.9 by bulb; Assembly 3 is driven to be placed in lamp bracket 2.5. Bringing significant result of use like this, its power connector end of all lamp adapter assemblies based on national standard pattern is exposed structure, can not waterproof, it is necessary to do waterproofing design on light fixture. And the structure formation of the present patent application is simple and practical, making LED bulb possess water-proof function, make light fixture not need to consider waterproof like this, light fixture cost can much slower. Described lamp adapter assembly pattern and size can based on GB/T1406(1406.1��1406.5) series standard, but for wherein having the lamp holder scheme of 4 needle constructions when not changing its rule, then wherein will be defined as dim signal access by 2 pins, namely increase signal pin V2-2.3 and signal pin V2+2.4; Whole bulb is made to have light modulation function like this, when signal level changes at 0��5VDC, the brightness of bulb is from maximum luminance variation to zero luminance, realize controlling to the brightness of bulb by modes such as light-operated, acoustic control, period control and infrared inductions, be conducive to the present invention is applied to all kinds of place needing light modulation, during especially for plant husbandry or road lighting, reach the object of high energy saving.
Side light extracting LED filament bulb with mirror surface, as shown in Figure 8 and Figure 9: comprise the bulb housing 6 that band drives assembly 3 and lamp adapter assembly 2, in bulb housing 6, be provided with LED filament assembly 1, wire support 4.1, electrical connecting wire 4.2, thermal radiation support 5.1 and thermal radiation ring 5.3; Parallel with two the respectively thermal radiation support of the terminal support 1.4 at described LED filament assembly 1 two ends 5.1 is connected, and thermal radiation support 5.1 is provided with the arc structure being close to bulb housing 6; Described thermal radiation ring 5.3 is the cylindrical structure do not closed, and the two ends of separation place are connected with two thermal radiation supports 5.1 respectively, and the inner side of thermal radiation ring 5.3 is mirror surface 5.31, and outside is for being close to the radiation black matrix face 5.32 of bulb housing 6; Described LED filament assembly 1 is connected with lamp adapter assembly 2 with driving assembly 3 by electrical connecting wire 4.2, and electrical connecting wire 4.2 is fixed by wire support 4.1.
The end of described thermal radiation ring 5.3 separation place and terminal support 1.4 are compressed by fixing press strip 7.4 and thermal radiation support 5.1 and link together, and the connection of one of them end of thermal radiation ring 5.3 separation place and terminal support 1.4 goes out also to be provided with insulating heat-conductive isolating bar 7.5, insulating heat-conductive isolating bar 7.5 is between terminal support 1.4 and thermal radiation ring 5.3. One end and the thermal radiation support of thermal radiation ring are provided with elliptical opening, are fixed by set screw 7.3, are convenient to the cambered surface distance adjusted in thermal radiation ring and bulb housing. Being respectively equipped with interior fixing lid 7.1 and interior lower fixing lid 7.2 at the bottom of the cylinder top of the tubular structure of described thermal radiation ring 5.3 and cylinder, interior fixing lid 7.1 and interior lower fixing lid 7.2 are close to bulb housing 6.
The LED filament assembly 1 of multi-set parallel it is provided with between two separating ends of described thermal radiation ring 5.3, connected by fixing press strip 7.4 and thermal radiation support 5.1 between adjacent LED filament assembly 1, and the thermal radiation support 5.1 of each junction is equipped with the arc structure being close to bulb housing 6. As shown in Fig. 9,8,9 and 10. When lamp adapter assembly is waterproof adapter assembly, as shown in 12 and 13, concrete waterproof joint can adopt the concrete structure shown in Figure 16.
Lower light extracting LED filament bulb with mirror surface, as shown in FIG. 17 and 18: comprise the bulb housing 6 that band drives assembly 3 and lamp adapter assembly 2, in bulb housing 6, be provided with LED filament assembly 1, wire support 4.1, electrical connecting wire 4.2, thermal radiation support 5.1 and thermal radiation ring 5.3; Described thermal radiation ring 5.3 is the cylindrical structure closed, cylindrical structure lower end inside is the taper type shell structure of indent, described LED filament assembly 1 is fixed on taper type shell structure, and two terminal supports 1.4 of LED filament assembly 1 are connected along mouth with the upper and lower of taper type shell structure respectively; For being close to bulb housing 6 outside thermal radiation ring 5.3, the radiation black matrix face 5.32 that the face that wherein thermal radiation ring 5.3 can not be irradiated to by the light of LED filament assembly 1 is, the face being irradiated to by the light of LED filament assembly 1 is mirror surface 5.31, described LED filament assembly 1 is connected with lamp adapter assembly 2 with driving assembly 3 by electrical connecting wire 4.2, and electrical connecting wire 4.2 is fixed by wire support 4.1. Two terminal supports 1.4 of described LED filament assembly 1 are the ring structure that two sizes are different, the terminal support 1.4 that wherein size is little is fixed with taper type shell structure upper edge hole by the fixing press strip 7.4 of annular that size is little, the fixing press strip 7.4 that size is little is integrally connected by heat pipe 7.16 and annular heat radiation support 5.11, and annular heat radiation support 5.11 is connected with thermal radiation ring 5.3; The terminal support 1.4 that size is big is fixed along mouth under fixing press strip 7.4 and taper type shell structure by the annular that size is big, is provided with the insulating heat-conductive isolating bar 7.5 of annular between the terminal support 1.4 that described size is little and taper type shell structure upper edge hole; The fixing press strip 7.4 of described annular and annular heat radiation support 5.11 are positioned at inside the cylindrical structure of thermal radiation ring 5.3.
Claims (15)
1. a LED filament assembly, it is characterized in that: comprising the LED filament (1.1) that one or more two ends are provided with electric connection terminal (1.3), the electric connection terminal (1.3) at LED filament (1.1) two ends is connected with the terminal support (1.4) of two heat-conductivity conductings respectively.
2. LED filament assembly according to claim 1, it is characterized in that: described LED filament (1.1) comprises the electric connection terminal (1.3) at LED filament module (1.2) and two ends, or also comprise the upper electric connection line (1.8) connecting LED load segmentation node of LED filament module (1.2); LED filament module (1.2) comprises the LED chip series connection group on transparent filament module substrate (1.2.1) and filament module substrate (1.2.1), and LED filament module is provided with transparent enclosure outside (1.2).
3. LED filament assembly according to claim 2, it is characterised in that: described LED filament module (1.2) is cut into the strip including a line or many row LED chip group or lumphy structure; Or, described LED filament module (1.2) is encapsulated in bar shaped filament module substrate (1.2.1) by the LED strip joint group of multiple LED strip joint group or multiple parallel connection to form, and LED strip joint group consists of series connection form multiple LED chip or LEDPN knot.
4. LED filament assembly according to claim 3, it is characterized in that: described LED filament module (1.2) is also provided with size and LED filament module (1.2) same to width, and reserve the transparent cover plate (1.2.2) of weld length, transparent cover plate (1.2.2) covers LED filament module (1.2), the two ends of LED filament module (1.2) by (1.4) on terminal support be welded and fixed hole (1.7) directly with terminal support (1.4) welding and bonding, transparent cover plate (1.2.2) and LED filament module (1.2) gap around adopts transparent material to encapsulate.
5. use claim 1, 2, the method of the LED filament component construction LED filament bulb described in 3 or 4, it is characterized in that: in the bulb housing (6) that band drives assembly (3) and lamp adapter assembly (2), LED filament assembly (1) is set, LED filament assembly (1) is connected with lamp adapter assembly (2) with driving assembly (3) by the electrical connecting wire (4.2) being fixed on wire support (4.1), the object of control bulb internal temperature is reached by the thermal radiation body assembly area in control bulb housing (6), and the medial temperature on thermal radiation body assembly is become heat that nearly junction temperature of chip produces to balance LED filament (1.1), wherein said thermal radiation body assembly comprises LED filament (1.1), terminal support (1.4), wire support (4.1) and electrical connecting wire (4.2).
6. the method for structure LED filament bulb according to claim 5, it is characterized in that: described thermal radiation body assembly also comprises the thermal radiation support (5.1) of coupling end submounts (1.4), thermal radiation support (5.1) is also connected with thermal radiation ring (5.3), the rare gas element of high thermal conductivity coefficient is filled in bulb housing (6), make the heat in bulb housing (6) by the temperature on the balanced thermal radiation body assembly of conduction and convection form, also can the part heat on thermal radiation body assembly is delivered on bulb housing simultaneously; Described bulb housing (6) is integrated to be blown out or is formed by connecting with material or different material by multistage; Thermal radiation support (5.1) and thermal radiation ring (5.3) are all close to bulb housing (6), make thermal energy conduction that LED filament (1.1) produces on bulb housing (6), the bulb housing being heated is allowed to become the integral part of thermal radiation body assembly, the auxiliary thermal radiation capability strengthening thermal radiation body assembly.
7. the method for structure LED filament bulb according to claim 6, it is characterised in that: described thermal radiation body assembly can not reflect and can not apply black thermally conductive material through in the one side of invisible heat, forms radiation black matrix face (5.32); Can reflect but mirror surface (5.31) can not be set to through the one side of invisible heat.
8. the method for structure LED filament bulb according to claim 6, it is characterized in that: described LED filament assembly (1) end is connected with other thermal radiation body assembly pressing close to bulb housing (6) by heat pipe (7.16), makes the thermal radiation rapid soaking of body assembly in bulb housing (6).
9. the method for structure LED filament bulb according to claim 6, it is characterised in that: described lamp adapter assembly (2) comprises lamp bracket (2.5), and lamp bracket (2.5) adopts hollow structure, for placing described driving assembly (3); Lamp bracket (2.5) arranges threaded electric connector male (2.6), 4 contact pins (2.7) are established in male, connect power supply and the dimming control signal of electrically end respectively, electric connector male (2.6) and lamp bracket (2.5) are structure as a whole, lamp bracket (2.5) main body adopts helicitic texture and arranges locating slot (2.8), locating slot (2.8) installation direction is consistent with bulb direction of illumination, can fix whole LED filament bulb by supporting set screw nut (2.9); One end that lamp bracket (2.5) is connected with bulb housing (6) is the round table-like ring structure being provided with outstanding threaded body.
10. the side light extracting LED filament bulb of band mirror surface that method builds according to claim 5, it is characterized in that: comprise the bulb housing (6) that band drives assembly (3) and lamp adapter assembly (2), in bulb housing (6), be provided with LED filament assembly (1), wire support (4.1), electrical connecting wire (4.2), thermal radiation support (5.1) and thermal radiation ring (5.3); Parallel with two the respectively thermal radiation support (5.1) of the terminal support (1.4) at described LED filament assembly (1) two ends is connected, and thermal radiation support (5.1) is provided with the arc structure being close to bulb housing (6); Described thermal radiation ring (5.3) is the cylindrical structure do not closed, and the two ends of separation place are connected with two thermal radiation supports (5.1) respectively, the inner side of thermal radiation ring (5.3) is mirror surface (5.31), and outside is for being close to the radiation black matrix face (5.32) of bulb housing (6); Described LED filament assembly (1) is connected with lamp adapter assembly (2) with driving assembly (3) by electrical connecting wire (4.2), and electrical connecting wire (4.2) is fixed by wire support (4.1).
The side light extracting LED filament bulb of 11. band mirror surfaces according to claim 10, it is characterized in that: the end of described thermal radiation ring (5.3) separation place and terminal support (1.4) are compressed by fixing press strip (7.4) and thermal radiation support (5.1) and link together, and the connection of one of them end of thermal radiation ring (5.3) separation place and terminal support (1.4) goes out also to be provided with insulating heat-conductive isolating bar (7.5), insulating heat-conductive isolating bar (7.5) is positioned between terminal support (1.4) and thermal radiation ring (5.3).
The side light extracting LED filament bulb of 12. band mirror surfaces according to claim 11, it is characterized in that: the LED filament assembly (1) being provided with multi-set parallel between two separating ends of described thermal radiation ring (5.3), connected by fixing press strip (7.4) and thermal radiation support (5.1) between adjacent LED filament assembly (1), and the thermal radiation support (5.1) of each junction is equipped with the arc structure being close to bulb housing (6).
The side light extracting LED filament bulb of 13. band mirror surfaces according to claim 10, it is characterized in that: being respectively equipped with interior fixing lid (7.1) and interior lower fixing lid (7.2) at the bottom of the cylinder top of the tubular structure of described thermal radiation ring (5.3) and cylinder, interior fixing lid (7.1) and interior lower fixing lid (7.2) are close to bulb housing (6) with fixed support thermal radiation ring (5.3).
The lower light extracting LED filament bulb of 14. band mirror surfaces according to claim 5, it is characterized in that: comprise the bulb housing (6) that band drives assembly (3) and lamp adapter assembly (2), in bulb housing (6), be provided with LED filament assembly (1), wire support (4.1), electrical connecting wire (4.2), thermal radiation support (5.1) and thermal radiation ring (5.3); Described thermal radiation ring (5.3) is the cylindrical structure closed, cylindrical structure lower end inside is the taper type shell structure of indent, described LED filament assembly (1) is fixed on taper type shell structure, and two terminal supports (1.4) of LED filament assembly (1) are connected along mouth with the upper and lower of taper type shell structure respectively; Thermal radiation ring (5.3) outside is for being close to bulb housing (6), the radiation black matrix face (5.32) that the face that wherein thermal radiation ring (5.3) can not be irradiated to by the light of LED filament assembly (1) is, the face being irradiated to by the light of LED filament assembly (1) is mirror surface (5.31), described LED filament assembly (1) is connected with lamp adapter assembly (2) with driving assembly (3) by electrical connecting wire (4.2), and electrical connecting wire (4.2) is fixed by wire support (4.1).
The lower light extracting LED filament bulb of 15. band mirror surfaces according to claim 14, it is characterized in that: two terminal supports (1.4) of described LED filament assembly (1) are the ring structure that two sizes are different, the terminal support (1.4) that wherein size is little is fixed with taper type shell structure upper edge hole by the fixing press strip (7.4) of annular that size is little, the fixing press strip (7.4) that size is little is integrally connected by heat pipe (7.16) and annular heat radiation support (5.11), and annular heat radiation support (5.11) is connected with thermal radiation ring (5.3); The terminal support (1.4) that size is big is fixed along mouth by under the fixing press strip (7.4) of the big annular of size and taper type shell structure, is provided with the insulating heat-conductive isolating bar (7.5) of annular between terminal support (1.4) that described size is little and taper type shell structure upper edge hole; The fixing press strip (7.4) of described annular and annular heat radiation support (5.11) are positioned at inside the cylindrical structure of thermal radiation ring (5.3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610140140.8A CN105627124B (en) | 2016-03-11 | 2016-03-11 | A kind of LED filament component, the method and LED filament light bulb for setting up LED filament light bulb |
| PCT/CN2017/075875 WO2017152829A1 (en) | 2016-03-11 | 2017-03-07 | Thermal radiation heat-dissipation type led light bulb and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610140140.8A CN105627124B (en) | 2016-03-11 | 2016-03-11 | A kind of LED filament component, the method and LED filament light bulb for setting up LED filament light bulb |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369365A (en) * | 2016-11-07 | 2017-02-01 | 贵州光浦森光电有限公司 | LED lamp filament bulb with semicircular heat radiation ring and application of LED lamp filament bulb |
| CN106499970A (en) * | 2016-11-07 | 2017-03-15 | 贵州光浦森光电有限公司 | A kind of LED filament bulb with arc heat radiation support and its application |
| WO2017152829A1 (en) * | 2016-03-11 | 2017-09-14 | 贵州光浦森光电有限公司 | Thermal radiation heat-dissipation type led light bulb and application thereof |
| CN109068408A (en) * | 2018-08-07 | 2018-12-21 | 深圳市鑫台铭智能装备股份有限公司 | Infrared heating element, infrared heating component and infrared heating module |
| CN110792931A (en) * | 2018-08-03 | 2020-02-14 | Bgt材料有限公司 | Structure of LED filament bulb |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818230A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | Electrical connection method of LED (light emitting diode) bulb, and electrical connector insert used for LED (light emitting diode) bulb |
| CN103236434A (en) * | 2013-04-22 | 2013-08-07 | 贵州光浦森光电有限公司 | LED (Light Emitting Diode) lamp bulb bare engine module of transparent substrate |
| CN103957649A (en) * | 2014-05-20 | 2014-07-30 | 贵州光浦森光电有限公司 | LED driving method and LED lighting circuit |
| CN103953902A (en) * | 2014-05-20 | 2014-07-30 | 贵州光浦森光电有限公司 | LED (light emitting diode) driving power supply large chip |
| CN103985809A (en) * | 2014-05-20 | 2014-08-13 | 贵州光浦森光电有限公司 | Large chip for LED lighting |
| CN204313241U (en) * | 2014-12-31 | 2015-05-06 | 浙江青蓝照明科技有限公司 | A kind of LED silk lamp support structure |
| CN204494167U (en) * | 2015-04-23 | 2015-07-22 | 烟台希尔德新材料有限公司 | A kind of from connecting LED lamp |
| CN104791627A (en) * | 2015-04-21 | 2015-07-22 | 贵州光浦森光电有限公司 | Establishing method of LED filament lamp and LED filament lamp |
| CN105090789A (en) * | 2015-08-19 | 2015-11-25 | 液光固态照明股份有限公司 | LED bulb structure |
| CN105351861A (en) * | 2015-12-16 | 2016-02-24 | 广州共铸科技股份有限公司 | LED automobile head lamp |
| CN205383454U (en) * | 2016-03-11 | 2016-07-13 | 贵州光浦森光电有限公司 | Side light -emitting LED filament bulb of LED filament assembly and area reflection mirror surface |
-
2016
- 2016-03-11 CN CN201610140140.8A patent/CN105627124B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818230A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | Electrical connection method of LED (light emitting diode) bulb, and electrical connector insert used for LED (light emitting diode) bulb |
| CN103236434A (en) * | 2013-04-22 | 2013-08-07 | 贵州光浦森光电有限公司 | LED (Light Emitting Diode) lamp bulb bare engine module of transparent substrate |
| CN103957649A (en) * | 2014-05-20 | 2014-07-30 | 贵州光浦森光电有限公司 | LED driving method and LED lighting circuit |
| CN103953902A (en) * | 2014-05-20 | 2014-07-30 | 贵州光浦森光电有限公司 | LED (light emitting diode) driving power supply large chip |
| CN103985809A (en) * | 2014-05-20 | 2014-08-13 | 贵州光浦森光电有限公司 | Large chip for LED lighting |
| CN204313241U (en) * | 2014-12-31 | 2015-05-06 | 浙江青蓝照明科技有限公司 | A kind of LED silk lamp support structure |
| CN104791627A (en) * | 2015-04-21 | 2015-07-22 | 贵州光浦森光电有限公司 | Establishing method of LED filament lamp and LED filament lamp |
| CN204494167U (en) * | 2015-04-23 | 2015-07-22 | 烟台希尔德新材料有限公司 | A kind of from connecting LED lamp |
| CN105090789A (en) * | 2015-08-19 | 2015-11-25 | 液光固态照明股份有限公司 | LED bulb structure |
| CN105351861A (en) * | 2015-12-16 | 2016-02-24 | 广州共铸科技股份有限公司 | LED automobile head lamp |
| CN205383454U (en) * | 2016-03-11 | 2016-07-13 | 贵州光浦森光电有限公司 | Side light -emitting LED filament bulb of LED filament assembly and area reflection mirror surface |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152829A1 (en) * | 2016-03-11 | 2017-09-14 | 贵州光浦森光电有限公司 | Thermal radiation heat-dissipation type led light bulb and application thereof |
| CN106369365A (en) * | 2016-11-07 | 2017-02-01 | 贵州光浦森光电有限公司 | LED lamp filament bulb with semicircular heat radiation ring and application of LED lamp filament bulb |
| CN106499970A (en) * | 2016-11-07 | 2017-03-15 | 贵州光浦森光电有限公司 | A kind of LED filament bulb with arc heat radiation support and its application |
| CN106369365B (en) * | 2016-11-07 | 2023-12-12 | 贵州光浦森光电有限公司 | LED filament bulb with semicircular heat radiation ring and application thereof |
| CN110792931A (en) * | 2018-08-03 | 2020-02-14 | Bgt材料有限公司 | Structure of LED filament bulb |
| CN109068408A (en) * | 2018-08-07 | 2018-12-21 | 深圳市鑫台铭智能装备股份有限公司 | Infrared heating element, infrared heating component and infrared heating module |
| CN109068408B (en) * | 2018-08-07 | 2024-03-26 | 深圳市鑫台铭智能装备股份有限公司 | Infrared heating element, infrared heating component and infrared heating module |
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