CN207750867U - L ED ceiling lamp - Google Patents
L ED ceiling lamp Download PDFInfo
- Publication number
- CN207750867U CN207750867U CN201820119183.2U CN201820119183U CN207750867U CN 207750867 U CN207750867 U CN 207750867U CN 201820119183 U CN201820119183 U CN 201820119183U CN 207750867 U CN207750867 U CN 207750867U
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- China
- Prior art keywords
- resistance
- led
- rectifier bridge
- diode
- pcb board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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]
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an L ED ceiling lamp, including the lamp panel with install the PCB board on the lamp panel, be provided with L ED paster on the PCB board, install the light-passing board on the PCB board, the light-passing board is provided with the convex lens who corresponds with L ED paster, on the one hand, the convex lens can disperse the light that L ED paster jetted out, makes illumination even, on the other hand, the light-passing board can play the guard action to the PCB board.
Description
Technical field
The utility model is related to a kind of illuminator, especially a kind of LED ceiling lamp.
Background technology
The light that LED patches are sent out is direct projection, is irradiated on lampshade or can have apparent speck on ground, light is not
It is enough uniform.
In addition, LED patches are welded on pcb board, there is no safeguard procedures, mosquito, dust etc. to be easy to cause PCB on pcb board
Plate short circuit etc. leads to the reduced service life of product.
Invention content
For overcome the deficiencies in the prior art, the utility model provides a kind of LED ceiling simple in structure, production cost is low
Lamp.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of LED ceiling lamp, including lamp panel and the pcb board on the lamp panel are provided with composition on the pcb board
The LED patches of LED are loaded, light-transmitting plate are installed on the pcb board, the light-transmitting plate is provided with corresponding with the LED patches
Convex lens.
The bottom of the convex lens is recessed upwards forms an accommodating cavity for housing the LED patches.
It is provided with corresponding mounting hole on the lamp panel, pcb board and light-transmitting plate, screw is installed in the mounting hole.
The both sides of the light-transmitting plate are provided with chimb, and the back side of the light-transmitting plate is made to form one for housing the pcb board
Groove.
The center of the lamp panel is equipped with driving power, and the lamp panel is provided with entrance hole.
The pcb board and the driving power are electrically connected by electric wire, and the light-transmitting plate is provided with the receiving electric wire and passes through
Guidewire port.
The utility model has the beneficial effects that：Light-transmitting plate is installed on the pcb board of the utility model, light-transmitting plate be provided with
The corresponding convex lens of LED patches, on the one hand, convex lens is capable of the light of diverging LED patch injection, makes uniform illumination, another party
Face, light-transmitting plate can play a protective role to pcb board.
In addition, the driving power of the utility model by a rectifier bridge, four resistance, two diodes, two capacitances and
One triode is constituted, and by two-stage π shape filter circuits, can effectively improve power factor (PF), need not use constant current chip,
Inductance need not be increased, be effectively simplified circuit structure, reduce the cost of product.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the two of the decomposition diagram of the utility model；
Fig. 3 is the structure schematic diagram of light-transmitting plate；
Fig. 4 is the driving power circuit diagram of the utility model.
Specific implementation mode
Referring to figs. 1 to Fig. 3, a kind of LED ceiling lamp, including lamp panel 1 and the pcb board 2 on the lamp panel 1, it is described
It is provided with the LED patches 4 for constituting load LED on pcb board 2, light-transmitting plate 5 is installed on the pcb board 2, the light-transmitting plate 5 is arranged
There is convex lens corresponding with the LED patches 46, on the one hand, convex lens is capable of the light of diverging LED patch injection, keeps illumination equal
Even, on the other hand, light-transmitting plate can play a protective role to pcb board.
The bottom of the convex lens 6 is recessed upwards forms an accommodating cavity 7 for housing the LED patches 4 so that LED
Patch is fixed in accommodating cavity 7, being capable of better divergent rays.
It is provided with corresponding mounting hole on the lamp panel 1, pcb board 2 and light-transmitting plate 5, screw is installed in the mounting hole
8, screw 8 is threadedly coupled with mounting hole, and lamp panel 1, pcb board 2 and light-transmitting plate 5 are fixed together, simple in structure, easy to assembly.
The both sides of the light-transmitting plate 5 are provided with chimb 9, and the back side of the light-transmitting plate 5 is made to form one for housing the PCB
The groove 10 of plate 2, the pcb board 2 is just positioned in the groove 10, simple in structure, easy to assembly.
The center of the lamp panel 1 is equipped with driving power 3, and the lamp panel 1 is provided with entrance hole 13, external power supply such as 220
The alternating current of volt enters connection driving power 3 from entrance hole 13.
The pcb board 2 and the driving power 3 are electrically connected by electric wire 11, and the light-transmitting plate 5, which is provided with, accommodates the electric wire
11 guidewire ports 12 passed through, in the present embodiment, the guidewire port 12 that electric wire 11 passes through is welded to connect with pcb board 2, and electric wire will not hide
It blocks light-transmitting plate and light is caused to be blocked.
With reference to Fig. 4, the driving power is by rectifier bridge QZ, resistance R1, resistance R2, resistance R3, resistance R4, capacitance C1, electricity
Hold C2, polar capacitor C3, triode Q1, diode D1 and diode D2 to constitute；The diode D1, diode D2 and described negative
Carry anode and cathode that LED is connected on the rectifier bridge QZ；The resistance R1 connects the latter termination rectifier bridge with resistance R2
The anode of QZ and the contact of diode D1, the cathode of another termination rectifier bridge QZ；The base stage of the triode Q1 connects described
The contact of resistance R1 and resistance R2, collector connect the anode of the rectifier bridge QZ and connecing for diode D1 by the resistance R3
Point, emitter connect the cathode of the rectifier bridge QZ；The base stage of a termination triode Q1 of the capacitance C1, another termination institute
State the cathode of rectifier bridge QZ；The contact of termination the diode D1 and diode D2 of the capacitance C2, described in another termination
The cathode of rectifier bridge QZ；The anode of the polar capacitor C3 terminates the diode D2 and loads the contact of LED, and cathode connects described
The cathode of rectifier bridge QZ.Diode D1 and capacitance C2 constitutes first order π shape filter circuits, and diode D2 and polar capacitor C3 are constituted
Second level π shape filter circuits, meanwhile, polar capacitor C3 also acts as energy storage effect, and triode Q1 has temperature characterisitic（PN junction is with temperature
Degree variation）, protection and temperature following adjustment effect are played, power factor (PF) can be effectively improved, constant current chip need not be used,
Inductance need not be increased, be effectively simplified circuit structure, reduce the cost of product.
Above embodiment cannot limit the protection domain of the invention, and the personnel of professional skill field are not departing from
In the case of the invention general idea, the impartial modification and variation done still fall within the range that the invention is covered
Within.
Claims (7)
1. a kind of LED ceiling lamp, including lamp panel（1）With mounted on the lamp panel（1）On pcb board（2）, the pcb board（2）On
It is provided with the LED patches for constituting load LED（4）, it is characterised in that the pcb board（2）On light-transmitting plate is installed（5）, described
Tabula rasa（5）It is provided with and the LED patches（4）Corresponding convex lens（6）.
2. LED ceiling lamp according to claim 1, it is characterised in that the convex lens（6）Bottom be recessed to be formed upwards
One for housing the LED patches（4）Accommodating cavity（7）.
3. LED ceiling lamp according to claim 1, it is characterised in that the lamp panel（1）, pcb board（2）And light-transmitting plate（5）
On be provided with corresponding mounting hole, screw is installed in the mounting hole（8）.
4. LED ceiling lamp according to claim 1, it is characterised in that the light-transmitting plate（5）Both sides be provided with chimb
（9）, make the light-transmitting plate（5）The back side form one for housing the pcb board（2）Groove（10）.
5. LED ceiling lamp according to claim 1, it is characterised in that the lamp panel（1）Center driving power is installed
（3）, the lamp panel（1）It is provided with entrance hole（13）.
6. LED ceiling lamp according to claim 5, it is characterised in that the pcb board（2）With the driving power（3）By
Electric wire（11）Electrical connection, the light-transmitting plate（5）It is provided with and accommodates the electric wire（11）The guidewire port passed through（12）.
7. LED ceiling lamp according to claim 5, it is characterised in that the driving power（3）By rectifier bridge QZ, resistance
R1, resistance R2, resistance R3, resistance R4, capacitance C1, capacitance C2, polar capacitor C3, triode Q1, diode D1 and diode D2
It constitutes；The diode D1, diode D2 and the load LED are connected on the anode and cathode of the rectifier bridge QZ；The electricity
Resistance R1 connect with resistance R2 the latter termination rectifier bridge QZ anode and diode D1 contact, it is another to terminate the rectifier bridge
The cathode of QZ；The base stage of the triode Q1 connects the contact of the resistance R1 and resistance R2, and collector is connect by the resistance R3
The anode of the rectifier bridge QZ and the contact of diode D1, emitter connect the cathode of the rectifier bridge QZ；The one of the capacitance C1
Terminate the base stage of the triode Q1, the cathode of another termination rectifier bridge QZ；Termination two pole of the capacitance C2
The contact of pipe D1 and diode D2, the cathode of another termination rectifier bridge QZ；Described in the anode termination of the polar capacitor C3
The contact of diode D2 and load LED, cathode connect the cathode of the rectifier bridge QZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119183.2U CN207750867U (en) | 2018-01-24 | 2018-01-24 | L ED ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119183.2U CN207750867U (en) | 2018-01-24 | 2018-01-24 | L ED ceiling lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207750867U true CN207750867U (en) | 2018-08-21 |
Family
ID=63153823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820119183.2U Active CN207750867U (en) | 2018-01-24 | 2018-01-24 | L ED ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207750867U (en) |
-
2018
- 2018-01-24 CN CN201820119183.2U patent/CN207750867U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |