CN212298611U - Spiral LED filament lamp with good heat dissipation performance - Google Patents
Spiral LED filament lamp with good heat dissipation performance Download PDFInfo
- Publication number
- CN212298611U CN212298611U CN202021230705.XU CN202021230705U CN212298611U CN 212298611 U CN212298611 U CN 212298611U CN 202021230705 U CN202021230705 U CN 202021230705U CN 212298611 U CN212298611 U CN 212298611U
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- Prior art keywords
- spiral
- heat dissipation
- electric connector
- led
- filament
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- Expired - Fee Related
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 32
- 239000011521 glass Substances 0.000 claims abstract description 45
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000010931 gold Substances 0.000 claims abstract description 4
- 229910052737 gold Inorganic materials 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000005286 illumination Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 241000218202 Coptis Species 0.000 description 1
- 235000002991 Coptis groenlandica Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a spiral LED filament lamp with good heat dissipation performance, which comprises a vacuum sealing bulb, a spiral filament and an electric connector, wherein the vacuum sealing bulb is connected at the sealing part of the electric connector, a driving power supply is arranged in the electric connector, an LED lamp plate is electrically arranged on the driving power supply, an optical filter is arranged on the LED lamp plate, a glass cover body is vertically sleeved and arranged on the driving power supply, the outer end of the glass cover body is vertically connected with a heat sink, the upper end of the heat sink is fixedly connected with the spiral filament, the upper end of the glass cover body is connected with a glass support column, the upper end of the glass support column is connected with an electrode, the outer layer of the spiral filament is provided with a glass substrate, a plurality of LED chips are connected in series in the glass substrate through gold wires, fluorescent powder is, the heat dissipation is good, and the spiral filament can use larger working current and larger power chip.
Description
Technical Field
The utility model relates to a LED filament lamp specifically is a screw-tupe LED filament lamp that heat dispersion is good.
Background
LED filament lamps are popular in the market because of their high luminous efficacy, no metal heat sink, low cost, light weight, and similar appearance to conventional incandescent lamps, and currently the 100-. However, the LED filament lamp in the prior art is not easy to be larger than 850lm, the key is that the heat dissipation area of the filament is small, the LED chip cannot fully exert the load power capacity of the LED chip, and the luminous flux of the existing filament is generally 100-; high luminous flux lamps require multiple filaments or longer length filaments, which not only limits further improvement of the output luminous flux of the lamp, but also increases the cost of the lamp and reduces the reliability of the lamp. Therefore, an LED lamp with a spiral filament is needed, but when the filaments of the spiral LED filament lamp in the prior art are multiple, the multiple spiral filaments are mounted on the same cylindrical surface or conical surface, the manufacturing process is troublesome, the emergent light between the filaments is blocked greatly, the effective light efficiency of the lamp is reduced, and meanwhile, the filaments are mounted close to each other, so that the heat dissipation is difficult, and the lamp with high power is difficult to manufacture.
Disclosure of Invention
An object of the utility model is to provide a screw-tupe LED filament lamp that heat dispersion is good to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a spiral LED filament lamp with good heat dissipation performance comprises a vacuum sealing bulb, a spiral filament and an electric connector, wherein the vacuum sealing bulb is connected to the sealing position of the electric connector, a driving power supply is installed in the electric connector, an LED lamp panel is electrically installed on the driving power supply, an optical filter is installed on the LED lamp panel, a glass cover body is vertically sleeved and installed on the driving power supply, a heat dissipation sheet is vertically connected to the outer end of the glass cover body, the spiral filament is fixedly connected to the upper end of the heat dissipation sheet, a glass support column is connected to the upper end of the glass cover body, an electrode is connected to the upper end of the glass support column, a glass substrate is arranged on the outer layer of the spiral filament, a plurality of LED chips are connected in series in the glass substrate through gold wires, fluorescent powder is filled in the glass substrate, the spiral filament spirals around the glass support posts and connect to the electrodes through the electrode pins.
Preferably, the vacuum sealed bulb is filled with heat dissipation protective gas, the heat dissipation protective gas is inert gas, so that metal and air can be isolated, the metal is prevented from being oxidized, and heat dissipated can be neutralized to realize heat dissipation protection.
Preferably, the electric connector is arranged as a cavity, and a wire is connected to the electric energy input end of the driving power supply inside the electric connector, so that the transmission stability is ensured.
Preferably, the outer end of the vacuum sealed bulb is coated with an explosion-proof film, so that potential safety hazards caused by scattering of glass explosion of the vacuum sealed bulb are prevented.
Preferably, the lower end of the glass cover body extends out of the horn-shaped edge, the lower end of the radiating fin is welded on the horn-shaped edge, the fixing effect is good, and the radiating fin and the glass cover body are provided with a gap, so that the radiating effect is better.
Preferably, the outer end face of the electric connector is provided with threads, and the electric connector is movably mounted on an external connecting device through the threads, so that the electric connector is stable in connection and convenient to detach.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a spiral LED filament lamp with good heat dissipation performance, the utility model discloses a spiral filament that sets up can separately install, each LED chip distributes in the bulb space dispersedly, and the heat dissipation is good, can make high-power lamp, and the spiral filament area for illumination is big, and the illuminating effect is better; the radiating area is large through the arranged radiating fins, two surfaces of each radiating fin are in contact with radiating gas, and the radiating area of the LED filament is increased, so that the radiating capacity of the filament can be remarkably improved, and the output luminous flux of a single filament can be improved to more than 300lm from about 100 lm and 130lm in the prior art; the spiral filament has large heat dissipation area and good heat dissipation, can use larger working current and larger power chips, reduces the die bonding and wire bonding number of the chips, and can be made into a high-efficiency LED filament lamp with higher luminous flux and lower cost for illumination.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the spiral filament structure of the present invention.
In the figure: 1-vacuum sealing the bulb; 2-explosion-proof membrane; 3-heat dissipation protective gas; 4-an optical filter; 5-LED lamp panel; 6-a driving power supply; 7-an electrode; 8-a coiled filament; 9-glass support columns; 10-a heat sink; 11-a glass cover body; 12-an electrical connector; 13-a thread; 14-electrode pins; 15-gold wire; 16-a glass substrate; 17-fluorescent powder; 18-LED chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a spiral LED filament lamp with good heat dissipation performance comprises a vacuum sealing bulb 1, a spiral filament 8 and an electric connector 12, wherein the vacuum sealing bulb 1 is connected to the sealing position of the electric connector 12, a driving power supply 6 is installed in a cavity inside the electric connector 12, an LED lamp panel 5 is electrically installed on the driving power supply 6, an optical filter 4 is installed on the LED lamp panel 5, a glass cover body 11 is vertically sleeved and installed on the driving power supply 6, a heat dissipation sheet 10 is vertically connected to the outer end of the glass cover body 11, the upper end of the heat dissipation sheet 10 is fixedly connected with the spiral filament 8, a glass support column 9 is connected to the upper end of the glass cover body 11, an electrode 7 is connected to the upper end of the glass support column 9, a glass substrate 16 is arranged on the outer layer of the spiral filament 8, a plurality of LED chips 18 are connected in series inside the glass substrate 16 through gold wires 15, the two ends of the glass substrate 16 extend out of the electrode pins 14, and the spiral filament 8 spirally surrounds the glass support column 9 and is connected with the electrode 7 through the electrode pins 14.
The vacuum sealed bulb is characterized in that the vacuum sealed bulb 1 is filled with heat dissipation protective gas 3, the heat dissipation protective gas 3 is set to be inert gas, metal and air can be isolated, metal is prevented from being oxidized, heat dissipated can be neutralized to achieve heat dissipation protection, the electric connector 12 is set to be a cavity, a lead is connected to the electric energy input end of the driving power supply 6 in the electric connector 12, transmission stability is guaranteed, an explosion-proof membrane 2 is coated on the outer end of the vacuum sealed bulb 1 to prevent potential safety hazards caused by glass explosion of the vacuum sealed bulb, the lower end of the glass cover body 11 extends out of the horn-shaped edge, the lower end of the heat dissipation fin 10 is welded to the horn-shaped edge, fixing effect is good, a gap between the heat dissipation fin 10 and the glass cover body 11 is good in heat dissipation effect, threads 13 are arranged on the outer end face of the electric connector 12, and the electric connector 12 is, connect firm and convenient dismantlement.
The working principle is as follows: the utility model relates to a screw-tupe LED filament lamp that heat dispersion is good, drive power supply 6 passes through circuit board pin and the 12 input poles of electric connector and connects, 5 electricity connection of LED lamp plate are installed on drive power supply 6, realize the light source illumination of different angles, still be equipped with light filter 4 on the LED lamp plate 5 and filter irradiant colour, 8 both ends of spiral filament have all stretched out electrode pin 14, and the butt fusion has wire electricity connection electric connector 12 on electrode pin 14, 8 inside a plurality of LED chips 18 of establishing ties through gold thread 15 of spiral filament, luminous and through phosphor powder 17 amplified illuminance after the circular telegram.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a spiral LED filament lamp that heat dispersion is good which characterized in that: including vacuum seal bulb (1), spiral filament (8) and electric connector (12), vacuum seal bulb (1) is connected electric connector (12) department of sealing, drive power supply (6) are installed to electric connector (12) inside cavity, electric nature is installed LED lamp plate (5) on drive power supply (6), install light filter (4) on LED lamp plate (5), glass cover body (11) cup joint perpendicularly and install on drive power supply (6), glass cover body (11) outer end is connected with fin (10) perpendicularly, fin (10) upper end fixedly connected with spiral filament (8), glass cover body (11) upper end is connected with glass support column (9), glass support column (9) upper end is connected with electrode (7), spiral filament (8) outer is provided with glass substrate (16), the LED lamp is characterized in that a plurality of LED chips (18) are connected in series in the glass substrate (16) through gold wires (15), fluorescent powder (17) is filled in the glass substrate (16), electrode pins (14) extend out of two ends of the glass substrate (16), and the spiral filament (8) spirally surrounds the glass support column (9) and is connected with the electrode (7) through the electrode pins (14).
2. The spiral LED filament lamp with good heat dissipation performance of claim 1, wherein: the vacuum sealed bulb (1) is filled with heat dissipation protective gas (3), and the heat dissipation protective gas (3) is set to be inert gas.
3. The spiral LED filament lamp with good heat dissipation performance of claim 1, wherein: the electric connector (12) is arranged as a cavity, and a lead is connected to the electric energy input end of the driving power supply (6) inside the electric connector (12).
4. The spiral LED filament lamp with good heat dissipation performance of claim 1, wherein: the outer end of the vacuum sealed bulb (1) is coated with an explosion-proof film (2).
5. The spiral LED filament lamp with good heat dissipation performance of claim 1, wherein: the lower end of the glass cover body (11) extends out of the horn-shaped edge, and the lower end of the radiating fin (10) is welded on the horn-shaped edge.
6. The spiral LED filament lamp with good heat dissipation performance of claim 1, wherein: the outer end face of the electric connector (12) is provided with a thread (13), and the electric connector (12) is movably mounted on an external connecting device through the thread (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021230705.XU CN212298611U (en) | 2020-06-30 | 2020-06-30 | Spiral LED filament lamp with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021230705.XU CN212298611U (en) | 2020-06-30 | 2020-06-30 | Spiral LED filament lamp with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212298611U true CN212298611U (en) | 2021-01-05 |
Family
ID=73935335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021230705.XU Expired - Fee Related CN212298611U (en) | 2020-06-30 | 2020-06-30 | Spiral LED filament lamp with good heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212298611U (en) |
-
2020
- 2020-06-30 CN CN202021230705.XU patent/CN212298611U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210105 |