CN209101047U - A kind of LED fluorescent lamp tube and apply its lighting apparatus - Google Patents
A kind of LED fluorescent lamp tube and apply its lighting apparatus Download PDFInfo
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- CN209101047U CN209101047U CN201821975921.XU CN201821975921U CN209101047U CN 209101047 U CN209101047 U CN 209101047U CN 201821975921 U CN201821975921 U CN 201821975921U CN 209101047 U CN209101047 U CN 209101047U
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- fluorescent lamp
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- led circuit
- power adapter
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Abstract
The utility model discloses a kind of LED fluorescent lamp tube and apply its lighting apparatus, LED fluorescent lamp tube includes tube body, sleeve, powered electrode and LED circuit board, LED circuit board is installed inside the cavity of tube body, tube body both ends are packed into sleeve, powered electrode is mounted on sleeve, powered electrode is electrically connected with LED circuit board, LED circuit board is disposed with power adapter and LED circuit, LED circuit includes several light emitting diodes, the input termination voltage of power adapter makes the high-frequency alternating current of 80V to 120V, the output end of power adapter provides low-voltage DC as LED circuit power supply.It can be directly accessed fluorescent lamp pipe holder, carry out any transformation without the route to existing fluorescent lamp pipe holder, very easy to use, it avoids largely discarding the existing fluorescent lamp pipe holder being widely used, it causes greatly to waste, and saves electric energy, improve light efficiency.
Description
Technical field:
The utility model relates to a kind of LED fluorescent lamp tube and its lighting apparatus of application.
Background technique:
Most of fluorescent tube (also referred to as fluorescent tube) at present, is driven, electronics town using dedicated electric ballast
Flowing device is the converter that power frequency AC is converted into high-frequency ac power, and basic functional principle is: power frequency supply
By radio frequency interference (RFI) filter, after full-wave rectification and passive (or active) power factor corrector (PPFC or APFC), become
For DC power supply.By DC/AC converter, the high-frequency ac power of 20K-100KHZ is exported, is added to the LC string connecting with lamp
Join resonance circuit heat filament, while generating resonance high-voltage on the capacitor, be added in lamp tube ends, become fluorescent tube " electric discharge " "
" state enters back into luminance, and high-frequency inductor plays a part of to limit electric current increase at this time, guarantees that fluorescent tube obtains normal work for conducting
Modulating voltage and lamp current needed for making, often add various protection circuits, such as abnormal protection, surge voltage and current protection, temperature
Protection etc..
Since electronic ballast type fluorescent lighting fixture power factor is low, relatively connects electricity, low-voltage starting performance preferably, without frequency
Sudden strain of a muscle, small in size, light-weight, low noise etc. are many a little, drive fluorescent lamp instead of traditional inductance type ballast quickly.
T5 fluorescent tube is one kind of fluorescent lamp, and diameter is 5/8 inch, about 16 millimeters, belongs to one kind of gas-discharge lamp.It makes
Mercury vapor is activated in argon or neon with electric power, form plasma and issues short wave ultraviolet, enables phosphorus matter issue visible glimmering
Light is to illuminate.General fluorescent tube connects the position of power supply and fixed fluorescent tube equipped with socket with glass manufacture, at both ends.It is glimmering
Light lamp tube is gas discharge light emitting optoelectronic source, is divided into T12, T10, T8, T6, T5, T4, T3 etc. according to caliber, currently with T8, T6,
T5 is mainstream.Especially because T5 fluorescent tube, technical performance is advanced, and light efficiency is high, and the technologies such as lighting quality and excellent are special
Property, T8 fluorescent tube is just substituted with faster speed.
With power conservation requirement is further increased, occur simulating the LED fluorescent lamp tube of fluorescent lamp structure, structure
It is: LED circuit board is installed inside bar shaped fluorescent tube, substitutes to fill inside traditional glass light and activate water in argon or neon
The structure of silver-colored steam, can simplify manufacturing process, have the advantages that energy conservation, safety is more preferable, light efficiency is higher.
Although LED fluorescent lamp tube has the advantages that more more, to drive with traditional electric ballast fluorescent tube branch
Frame is incompatible, i.e., the tube stand and LED fluorescent lamp tube of traditional fluorescent lamp are incompatible, in the tube stand of traditional fluorescent lamp
Face is equipped with electronic ballast for fluoresent lamp, and electronic ballast for fluoresent lamp offer is the high-frequency alternating current of 90V to 110V, and LED days
For light lamp tube it is desirable that low-voltage dc power supply (5V etc.), this hinders the popularization of LED fluorescent lamp tube indirectly, because original using big
The tube stand of traditional fluorescent lamp of amount must if all that the tube stand of the existing fluorescent lamp used is all discarded
It will cause greatly to waste.
Summary of the invention:
The purpose of the utility model is to provide a kind of LED fluorescent lamp tube and its lighting apparatus of application, solve LED daylight lamp
The pipe problem incompatible with the tube stand of traditional fluorescent lamp, influences to promote and apply.
The purpose of this utility model is achieved by following technical proposals:
A kind of LED fluorescent lamp tube, including tube body, sleeve, powered electrode and LED circuit board, the cavity the inside installation of tube body
There is LED circuit board, tube body both ends are packed into sleeve, and powered electrode is mounted on sleeve, and powered electrode is electrically connected with LED circuit board
It connecing, it is characterised in that: LED circuit board is disposed with power adapter and LED circuit, and LED circuit includes several light emitting diodes,
The input of power adapter terminates high voltagehigh frequency alternating current, and it is LED circuit that the output end of power adapter, which provides low-voltage DC,
Power supply.
Power adapter described above is arranged in the end of LED circuit board.
Power adapter described above has 2, is arranged in the both ends of LED circuit board.
Power adapter described above includes current rectifying and wave filtering circuit and DC-DC voltage conversion circuit.
Above-mentioned tube body is glass lamp.
Above-mentioned tube body is aluminium base and plastic transparent cover composition, and LED circuit board is attached on aluminium base, is dissipated with aluminium base
Heat.
The input of above-mentioned power adapter terminates high voltagehigh frequency alternating current, and frequency is 20KHZ-100KHZ, and voltage is electricity
Pressure is 80V to 120V AC；The voltage of the output end offer low-voltage DC of power adapter is the range of 3V to 15V.
A kind of fluorescent lamp lighting equipment, including fluorescent lamp pipe holder and LED fluorescent lamp tube, the fluorescent lamp tube branch
Frame includes support body, the electronic ballast for fluoresent lamp being mounted on inside support body and the fluorescent tube for being mounted on support body both ends installation
Seat, it is characterised in that: the LED fluorescent lamp tube uses the LED fluorescent lamp tube, and LED fluorescent lamp tube both ends are mounted on lamp
In pipe mounting seat, the high-frequency alternating current of electronic ballast for fluoresent lamp output 80V to 120V is input to power adapter, power supply conversion
The output end of device provides low-voltage DC as LED circuit power supply.
The utility model compared with prior art, has the effect that
1) LED fluorescent lamp tube of the utility model, including tube body, sleeve, powered electrode and LED wiring board, tube body installation
There is LED circuit board, tube body both ends are packed into sleeve, and powered electrode is mounted on sleeve, and powered electrode is electrically connected with LED circuit board
It connects, LED circuit board is disposed with power adapter and LED circuit, and LED circuit includes several light emitting diodes, power adapter
Input terminate high voltagehigh frequency alternating current, it is that LED circuit is powered that the output end of power adapter, which provides low-voltage DC, it can be with
It is directly accessed fluorescent lamp pipe holder, any transformation is carried out without the route to existing fluorescent lamp pipe holder, using very
It is convenient, it avoids largely discarding the existing fluorescent lamp pipe holder being widely used because LED fluorescent lamp tube is promoted, causes pole
Big waste, and be conducive to LED fluorescent lamp tube popularization, electric energy is saved, light efficiency is improved；
2) power adapter is arranged in the end of LED circuit board, rationally distributed, easily manufactured；
3) power adapter has 2, is arranged in the both ends of LED circuit board, and power adapter includes rectification filter
Wave circuit and DC-DC voltage conversion circuit, LED circuit are female in positive electrode bus and cathode by several LED diodes in parallel
Two output ends of line, the power adapter at both ends are separately connected positive electrode bus and negative electrode bus, can be convenient and fluorescent lamp electricity
The cooperation of the output end of sub-ballast exports two output end equilibriums of electronic ballast for fluoresent lamp, improves fluorescence lamp electronic
The service life of ballast；
4) aluminium base and plastic transparent cover composition, LED circuit board are attached on aluminium base, are radiated with aluminium base, are conducive to LED
The normal table of wiring board works, and prolongs the service life.
Detailed description of the invention:
Fig. 1 is the perspective view of the utility model embodiment one；
Fig. 2 is one exploded view of the utility model embodiment；
Fig. 3 is the main view of the utility model embodiment one；
Fig. 4 is the A-A cross-sectional view of Fig. 3；
Fig. 5 is the B-B cross-sectional view of Fig. 3；
Fig. 6 is the exploded view using glass lamp of the utility model embodiment one；
Fig. 7 is the working principle circuit block diagram of the utility model embodiment one；
Fig. 8 is the circuit block diagram of the power adapter of the utility model embodiment one；
Fig. 9 is the circuit block diagram of the LED circuit board of the utility model embodiment one；
Figure 10 is the structural schematic diagram of the utility model embodiment two；
Figure 11 is a kind of common circuit diagram of traditional electronic ballast for fluoresent lamp.
Specific embodiment:
The utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment one:
As shown in Fig. 1 to Fig. 5, Fig. 7, Fig. 8 and Fig. 9, the present embodiment is a kind of LED fluorescent lamp tube 100, including tube body 1, set
Cylinder 2, powered electrode 3 and LED circuit board 4 are equipped with LED circuit board 4 inside the cavity 10 of tube body 1, and 1 both ends of tube body are packed into
Sleeve 2, powered electrode 3 are mounted on sleeve 2, and powered electrode 3 is electrically connected with LED circuit board 4, and LED circuit board 4 is disposed with power supply
Converter 5 and LED circuit 6, LED circuit 6 include several light emitting diodes 7, and the input of power adapter 5 terminates high voltagehigh frequency
Alternating current, the output end of power adapter 5 provide low-voltage DC as the power supply of LED circuit 6.
The power adapter 5 is arranged in the end of LED circuit board 4.
The power adapter 5 has 2, is arranged in the both ends of LED circuit board 4.
The power adapter 5 includes current rectifying and wave filtering circuit and DC-DC voltage conversion circuit.
The input of the power adapter 5 terminates high voltagehigh frequency alternating current, and frequency is the model in 20KHZ to 100KHZ
It encloses, voltage is 80V to 120V AC；The voltage of the output end offer low-voltage DC of power adapter 5 is the range of 3V to 15V.
The tube body 1 is that aluminium base 11 and plastic transparent cover 12 form, and LED circuit board 4 is attached on aluminium base 11, with aluminium
Pedestal 11 radiates.
As shown in fig. 6, tube body 1 is also possible to glass lamp.
Embodiment two:
As shown in Figure 10, a kind of fluorescent lamp lighting equipment, including fluorescent lamp pipe holder and LED fluorescent lamp tube 100, it is described
Fluorescent lamp pipe holder include support body 200, the electronic ballast for fluoresent lamp 210 for being mounted on the inside of support body 200 and installation
Fluorescent tube mounting base 220 at 200 both ends of support body, it is characterised in that: the LED fluorescent lamp tube 100 uses one institute of embodiment
The LED fluorescent lamp tube stated, 100 both ends of LED fluorescent lamp tube are mounted in fluorescent tube mounting base 200, and electronic ballast for fluoresent lamp 210 is defeated
The high voltagehigh frequency alternating current of 80V to 120V is input to power adapter 5 out, and the output end of power adapter 5 provides low-voltage direct
Electricity is that LED circuit is powered.
As shown in figure 11, it following is a brief introduction of a kind of principle of common electronic ballast for fluoresent lamp: fluorescence lamp electronic town
There are many multiplicity for the circuit design of stream device, and in today that science is advanced by leaps and bounds, the design of electronic ballast for fluoresent lamp just tends to collect
At change or modularization, it is therefore an objective to keep circuit structure simple.Electric property is more reliable, stablizes, safety.It is described below a kind of using mould
The circuit of electronic ballast figure that block and a small amount of electronic component are constituted.
HD9712 inside modules are mainly made of rectification, current tracking and classification filtering.
Power factor in electronic ballast for fluoresent lamp, lamp current crest factor, current harmonic content are referred to as three technology
Index.Want that reaching ministry standard while realizing three indexs has any problem, and uses in general electronic ballast for fluoresent lamp
The electric ballast of HD9712 module can realize three Xiang Zhibiao, and can reach the index of " H " grade defined in standard
It is required that.
Power on, " the 1,2 " foot of electric current through F1, C1 input HD9712 circuit.Through HD9712 circuit rectifies, electric current with
Working power from the DC voltage of " 3 " foot output 300V or so after track and classification filtering, as ballast；The voltage is dropped through R2
It is added to after pressure on C3 and D2 sawtooth generator.A sawtooth pulse is generated by C3, D2 and removes trigger generator circuit, makes to shake
Swing device start-up operation.After the high-frequency electrical force feed of 25 30KHz of working frequency to L4 and C4 boosting, by gas electricity in fluorescent tube
From lamp tube starting.A small amount of electric current constitutes circuit by C4 and plays auxiliary heat effect to filament simultaneously, to keep steady illumination.
R5 is to play the role of soft starter, prolonging lamp tube service life and set.R1 is overvoltage protection resistance
Above embodiments are better embodiment of the invention, and embodiments of the present invention are not limited thereto, other are any
Made changes, modifications, substitutions, combinations, simplifications without departing from the spirit and principles of the present invention are equivalent displacement side
Formula is included within the scope of the present invention.
Claims (8)
1. the cavity the inside of a kind of LED fluorescent lamp tube, including tube body, sleeve, powered electrode and LED circuit board, tube body is equipped with
LED circuit board, tube body both ends are packed into sleeve, and powered electrode is mounted on sleeve, and powered electrode is electrically connected with LED circuit board,
It is characterized by: LED circuit board is disposed with power adapter and LED circuit, LED circuit includes several light emitting diodes, electricity
The input of source converter terminates high voltagehigh frequency alternating current, and the output end of power adapter provides low-voltage DC as LED circuit confession
Electricity.
2. a kind of LED fluorescent lamp tube according to claim 1, it is characterised in that: the power adapter is arranged in LED
The end of wiring board.
3. a kind of LED fluorescent lamp tube according to claim 2, it is characterised in that: the power adapter has 2,
It is arranged in the both ends of LED circuit board.
4. a kind of LED fluorescent lamp tube according to claim 1 or 2 or 3, it is characterised in that: the power adapter includes
Current rectifying and wave filtering circuit and DC-DC voltage conversion circuit.
5. a kind of LED fluorescent lamp tube according to claim 4, it is characterised in that: tube body is glass lamp.
6. a kind of LED fluorescent lamp tube according to claim 4, it is characterised in that: tube body is aluminium base and plastic transparent cover
Composition, LED circuit board are attached on aluminium base, are radiated with aluminium base.
7. a kind of LED fluorescent lamp tube according to claim 4, it is characterised in that: the height of the input termination of power adapter
High-frequency alternating current is pressed, frequency is in 20KHZ-100KHZ, and voltage is 80V to 120V AC；The output end of power adapter provides low
The voltage of straightening galvanic electricity is the range of 3V to 15V.
8. a kind of fluorescent lamp lighting equipment, including fluorescent lamp pipe holder and LED fluorescent lamp tube, the fluorescent lamp pipe holder
Including support body, the electronic ballast for fluoresent lamp being mounted on inside support body and the fluorescent tube mounting base for being mounted on support body both ends,
It is characterized by: the LED fluorescent lamp tube is using LED fluorescent lamp tube described in claim 1 to 7 any one, LED daylight
Lamp tube ends are mounted in fluorescent tube mounting base, and the high-frequency alternating current of electronic ballast for fluoresent lamp output 80V to 120V is input to electricity
Source converter, the output end of power adapter provide low-voltage DC as LED circuit power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975921.XU CN209101047U (en) | 2018-11-28 | 2018-11-28 | A kind of LED fluorescent lamp tube and apply its lighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975921.XU CN209101047U (en) | 2018-11-28 | 2018-11-28 | A kind of LED fluorescent lamp tube and apply its lighting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209101047U true CN209101047U (en) | 2019-07-12 |
Family
ID=67161705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821975921.XU Active CN209101047U (en) | 2018-11-28 | 2018-11-28 | A kind of LED fluorescent lamp tube and apply its lighting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209101047U (en) |
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2018
- 2018-11-28 CN CN201821975921.XU patent/CN209101047U/en active Active
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