CN206575630U - A kind of drive device of LED lamp - Google Patents
A kind of drive device of LED lamp Download PDFInfo
- Publication number
- CN206575630U CN206575630U CN201720052652.9U CN201720052652U CN206575630U CN 206575630 U CN206575630 U CN 206575630U CN 201720052652 U CN201720052652 U CN 201720052652U CN 206575630 U CN206575630 U CN 206575630U
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- China
- Prior art keywords
- module
- input
- electrically connected
- output end
- drive device
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of drive device of LED lamp, including body, mainboard, AC power supplies module and DC power module, the block upper surface is provided with nameplate groove, the body left and right sides is fixed with felt pad, the end surfaces of body two are fixed with baffle plate, the machine body front surface bottom is welded with ear mount plate, and ear mount intralamellar part is provided with fixing hole, the output end of the DC power module and the input of half-bridge module are electrically connected with, and the input of the output end of half-bridge module and synchronous rectification module is electrically connected with, the input of the DC power module is electrically connected with the output end of start-up circuit module.In utility model; by driving IC to be run using constant current IC driving principles; the maximum that driving current can be avoided more than expected; effective safeguard protection is carried out to circuit arrangement; the brightness of each LED and the uniformity of colourity can be protected simultaneously; the safe operating life of LED is also improved, use cost is reduced.
Description
Technical field
The utility model is related to field of LED drive technology, more particularly to a kind of drive device of LED lamp.
Background technology
Because LED is the sensitive semiconductor devices of characteristic, there is negative temperature characteristic again, thus need in application process pair
It carries out steady-working state and protection, so as to generate the concept of driving.Requirement of the LED component to driving power supply is near severe
Carve, LED can be directly connected to 220V electric main unlike common incandescent lamp bulb.LED is 2~3 volts of low voltage drive,
The complicated translation circuit of design is had to, the LED of different purposes will be equipped with different power supply adaptors.State on international market
Outer client to the efficiency conversion of LED drive power, effective power, constant current accuracy, power source life, electromagnetic compatibility requirement all very
It is high.
Current LED type of drive mainly has drive of constant voltage source and constant-current source driving, and the mode of drive of constant voltage source is actual should
It is higher with cost, at the same it is not thick powerful in terms of regulation performance, cause the certain restriction driven to LED.
Utility model content
The purpose of this utility model is and a kind of LED lamp for proposing in order to solve shortcoming present in prior art
Drive device.
To achieve these goals, the utility model employs following technical scheme：A kind of drive device of LED lamp,
Including body, mainboard, AC power supplies module and DC power module, the block upper surface is provided with nameplate groove, described body or so two
Side is fixed with felt pad, and felt pad surface is provided with wire, and the end surfaces of body two are fixed with baffle plate, the machine body front surface
Bottom is welded with ear mount plate, and ear mount intralamellar part is provided with fixing hole, and the internal body is provided with mainboard, mainboard surface two ends
Provided with binding post, the mainboard surface is fixed with inside capacitance group, radiator, driving IC and high frequency transformer, and driving IC
Provided with AC power supplies module, the output end of the AC power supplies module and the input of strainer plate module are electrically connected with, and strainer plate module
The input of output end and DC power module is electrically connected with, the output end of the DC power module and the input electricity of half-bridge module
Property connection, and the input of output end and the synchronous rectification module of half-bridge module is electrically connected with, the input of the DC power module
End and the output end of start-up circuit module are electrically connected with.
It is used as further describing for above-mentioned technical proposal：
Junction is tightly connected using HTHP hot pressing rubber alloy between the baffle plate and body.
It is used as further describing for above-mentioned technical proposal：
The ear mount plate is provided with two altogether, and ear mount plate is horizontal symmetrical structure.
It is used as further describing for above-mentioned technical proposal：
The binding post is connected with mainboard junction using waterproof and heat-insulating life modeling backing plate.
It is used as further describing for above-mentioned technical proposal：
The driving IC is run using constant current IC driving principles.
It is used as further describing for above-mentioned technical proposal：
The input of the synchronous rectification module is electrically connected with the output end of resonance control module.
In the utility model, it is tightly connected by junction between baffle plate and body using HTHP hot pressing rubber alloy, energy
The sealing on enough maximized raising body fuselage surfaces, so that it is interior to mainboard surface into body to avoid rainwater or dust
Electronic equipment impact, it is ensured that the stable operation of device, by drive IC using constant current IC driving principles run, can
The maximum that driving current is more than expected is avoided, effective safeguard protection is carried out to circuit arrangement, while each LED can be protected
The brightness of lamp and the uniformity of colourity, also improve the safe operating life of LED, reduce use cost.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of LED lamp drive device surface texture schematic diagram；
Fig. 2 be the utility model proposes a kind of LED lamp drive device internal structure schematic diagram；
Fig. 3 be the utility model proposes a kind of LED lamp drive device operation principle structural representation.
Marginal data：
1- wires, 2- felt pads, 3- baffle plates, 4- bodies, 5- nameplates groove, 6- fixing holes, 7- ear mount plate, 8- binding posts,
9- capacitance groups, 10- radiators, 11- drivings IC, 12- high frequency transformer, 13- mainboards, 14-AC power modules, 15- strainer plate modules,
16- start-up circuits module, 17- half-bridge modules, 18- synchronous rectifications module, 19-DC power modules, 20- resonance control modules.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-3, a kind of drive device of LED lamp, including body 4, mainboard 13, AC power supplies module 14 and D/C power
Module 19, the upper surface of body 4 is provided with nameplate groove 5, and the left and right sides of body 4 is fixed with felt pad 2, and the surface of felt pad 2 is provided with and led
Line 1,4 liang of end surfaces of body are fixed with baffle plate 3, and the preceding surface bottom of body 4 is welded with ear mount plate 7, and the inside of ear mount plate 7 is provided with solid
Determine hole 6, the inside of body 4 is provided with mainboard 13, and the surface two ends of mainboard 13 are provided with binding post 8, and the surface of mainboard 13 is fixed with capacitance group
9th, AC power supplies module 14, AC power supplies module 14 are provided with inside radiator 10, driving IC11 and high frequency transformer 12, and driving IC11
The input of output end and strainer plate module 15 be electrically connected with, and output end and the input of DC power module 19 of strainer plate module 15
End is electrically connected with, and the output end of DC power module 19 and the input of half-bridge module 17 are electrically connected with, and half-bridge module 17 is defeated
Go out end to be electrically connected with the input of synchronous rectification module 18, the input of DC power module 19 is defeated with start-up circuit module 16
Go out end to be electrically connected with.
Between baffle plate 3 and body 4 junction is tightly connected using HTHP hot pressing rubber alloy, it is to avoid dust and rainwater enter
Enter the damage that equipment is caused inside body 4, ear mount plate 7 is provided with two altogether, and ear mount plate 7 is horizontal symmetrical structure, terminals
Son 8 is connected with the junction of mainboard 13 using waterproof and heat-insulating life modeling backing plate, and driving IC11 is run using constant current IC driving principles, synchronous
The input of rectification module 18 is electrically connected with the output end of resonance control module 20.
Operation principle：The drive device of the LED lamp by wire 1 in use, be connected to binding post 8 by 13 points of mainboard
Input power and LED lamp are not connected to, the installation that ear mount plate 7 carries out position to body 4 is fixed, when initial supply voltage enters
Inside body 4, converted the voltage into by high frequency transformer 12, subsequently into driving IC11, now AC power supplies module 14 is received
To input power signal, after being filtered by strainer plate module 15, flow into DC power module 19 and then pass through the He of half-bridge module 17
The timely processing of resonance modules 20, obtained effective driving power supply enters in synchronous rectification module 18 in the way of constant current drives pair
LED carries out power driving control so that LED work is more stablized.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of drive device of LED lamp, including body（4）, mainboard（13）, AC power supplies module（14）And DC power module
（19）, it is characterised in that the body（4）Upper surface is provided with nameplate groove（5）, the body（4）The left and right sides is fixed with insulation
Pad（2）, and felt pad（2）Surface is provided with wire（1）, the body（4）Two end surfaces are fixed with baffle plate（3）, the body（4）
Preceding surface bottom is welded with ear mount plate（7）, and ear mount plate（7）Inside is provided with fixing hole（6）, the body（4）Inside is provided with master
Plate（13）, the mainboard（13）Surface two ends are provided with binding post（8）, the mainboard（13）Surface is fixed with capacitance group（9）, dissipate
Hot device（10）, driving IC（11）And high frequency transformer（12）, and driving IC（11）Inside is provided with AC power supplies module（14）, the AC
Power module（14）Output end and strainer plate module（15）Input be electrically connected with, and strainer plate module（15）Output end and DC
Power module（19）Input be electrically connected with, the DC power module（19）Output end and half-bridge module（17）Input
It is electrically connected with, and half-bridge module（17）Output end and synchronous rectification module（18）Input be electrically connected with, the D/C power
Module（19）Input and start-up circuit module（16）Output end be electrically connected with.
2. a kind of drive device of LED lamp according to claim 1, it is characterised in that the baffle plate（3）With body
（4）Between junction be tightly connected using HTHP hot pressing rubber alloy.
3. a kind of drive device of LED lamp according to claim 1, it is characterised in that the ear mount plate（7）Install altogether
There are two, and ear mount plate（7）For horizontal symmetrical structure.
4. a kind of drive device of LED lamp according to claim 1, it is characterised in that the binding post（8）With master
Plate（13）Junction is using waterproof and heat-insulating life modeling backing plate connection.
5. a kind of drive device of LED lamp according to claim 1, it is characterised in that the driving IC（11）Using
Constant current IC driving principles are run.
6. a kind of drive device of LED lamp according to claim 1, it is characterised in that the synchronous rectification module
（18）Input and resonance control module（20）Output end be electrically connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052652.9U CN206575630U (en) | 2017-01-17 | 2017-01-17 | A kind of drive device of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052652.9U CN206575630U (en) | 2017-01-17 | 2017-01-17 | A kind of drive device of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206575630U true CN206575630U (en) | 2017-10-20 |
Family
ID=60061762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720052652.9U Expired - Fee Related CN206575630U (en) | 2017-01-17 | 2017-01-17 | A kind of drive device of LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206575630U (en) |
-
2017
- 2017-01-17 CN CN201720052652.9U patent/CN206575630U/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 |
Granted publication date: 20171020 Termination date: 20180117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |