CN106678599A - LED lamp with purification function - Google Patents
LED lamp with purification function Download PDFInfo
- Publication number
- CN106678599A CN106678599A CN201611214941.0A CN201611214941A CN106678599A CN 106678599 A CN106678599 A CN 106678599A CN 201611214941 A CN201611214941 A CN 201611214941A CN 106678599 A CN106678599 A CN 106678599A
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- Prior art keywords
- resistance
- chip
- pins
- electric capacity
- led lamp
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- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses an LED lamp with a purification function. The LED lamp with the purification function comprises a base. An air inlet is formed in the right end of a cavity. An air outlet is formed in the left end of the cavity. An exhaust fan is arranged in the position, at the air inlet, of the interior of the cavity. The cavity is internally provided with an activated carbon filter screen, a control device and a negative ion generator. A supporting column is arranged on the upper side of the base. A lampshade is hinged to the upper end of the supporting column. A light reflective cover is arranged on the lower side of the lampshade. A first LED lamp set, a second LED lamp set and a third LED lamp set are arranged inside the light reflective cover. The table lamp further comprises a drive circuit. The drive circuit comprises a chip U1, a chip U2, a rectifier bridge Q, an MOS transistor VT and a transformer T. A pin 2 and a pin 4 of the rectifier bridge Q are connected with the two ends of 220V alternating current correspondingly. A pin 1 of the rectifier bridge Q is connected with a capacitor C1, a resistor R1, a resistor R2, a capacitor C2 and a coil L1 of the transformer T. The LED lamp with the purification function is simple in structure, convenient to use, capable of saving energy and environmentally friendly, can remove smoke and purify air, has various functions and meets the using requirements of people.
Description
Technical field
The present invention relates to household electrical appliance technical field, specifically a kind of LED lamp with purification function.
Background technology
Desk lamp is main right the light collection of her operation principle for a kind of household electrical appliance for illuminating in people's daily life
In in a pocket, thus do not interfere with the light in whole room, be easy to working and learning, with the extensive fortune of LED
With the LED desk lamp for comparing common table streetlamp energy-saving is becoming increasingly popular, but people are during using desk lamp, often forget
Note closes desk lamp, causes the waste of the energy, and sometimes user only needs to weaker illumination, if intensity of illumination is excessive
The waste of the energy is equally caused, and present desk lamp only has the function of illumination, not with other left and right, it is difficult to meet people
Use demand, a kind of desk lamp vdiverse in function is badly in need of now.
The content of the invention
It is an object of the invention to provide a kind of simple structure, the LED lamp with purification function easy to use, to solve
The problem proposed in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of LED lamp with purification function, including base, the inside of the base offers cavity, the cavity
Right-hand member is provided with air inlet, and the left end of cavity is provided with air outlet, and the air inlet that is internally located at of cavity is provided with air exhauster, cavity it is interior
Portion is provided with activated charcoal strainer, and the inside of cavity is additionally provided with control device and anion generator, pillar is provided with the upside of base,
The pillar is provided with the Smoke Sensor being connected with control device, and the upper end of the pillar is hinged with lampshade, the lampshade
Downside is provided with reflection shield, and the inside of the reflection shield is provided with the first LED light group, the second LED light group and the 3rd LED light group, pillar
Middle part be provided with infrared sensor, the inside of pillar is provided with delay switch, on and off switch is provided with the upside of base.The desk lamp is also
Including drive circuit, drive circuit includes chip U1, chip U2, rectifier bridge Q, metal-oxide-semiconductor VT and transformator T, and the rectifier bridge Q draws
Foot 2 and pin 4 connect respectively 220V alternating currents two ends, and rectifier bridge Q pin 1 connects respectively electric capacity C1, resistance R1, resistance R2, electricity
Hold C2 and transformator T coil L1, the transformator T coil L1 other ends connect respectively electric capacity C3, diode D1 positive poles, diode D2 and bear
Pole and the D poles of metal-oxide-semiconductor VT, electric capacity C3 other ends connection resistance R4, the resistance R4 other ends connect respectively resistance R3, electric capacity C1 and whole
Stream bridge Q pin 3 is simultaneously grounded, and the S poles of the metal-oxide-semiconductor VT connect respectively diode D2 positive poles and chip U1 pins 5, the G of metal-oxide-semiconductor VT
Pole connects chip U1 pins 3, and the diode D1 negative poles connect respectively the resistance R2 other ends and the electric capacity C2 other ends, the resistance
The R3 other ends connect respectively the resistance R1 other ends and chip U1 pins 1, the connection resistance R5 of chip U1 pins 6, the resistance R5 other ends
Connect diode D3 positive poles and transformator T coil L2, transformator T coil L2 other end ground connection, transformator T coil L3 one end respectively
Connect electric capacity C6, resistance R8 and LED light group respectively, the transformator T coil L3 other ends connect respectively the electric capacity C6 other ends and resistance
R7 is simultaneously grounded, and the resistance R7 other ends connection LED light group other end, the resistance R8 other ends connect respectively resistance R9, chip U2
Pin 6 and resistance R12, the connection resistance R13 of chip U2 pins 4 is simultaneously grounded, resistance R13 other ends connection chip U2 pins 7, described
The resistance R12 other ends connect electric capacity C7, and electric capacity C7 other ends connection electric capacity C8 is simultaneously grounded, electric capacity C8 other ends connection resistance R10,
The resistance R10 other ends connect respectively the resistance R9 other ends and chip U2 pins 2, and chip U2 pins 1 connect respectively power supply VCC and light
Electric coupler U3 pins 3, chip U2 pins 3 connect photoelectrical coupler U3 pins 4, photoelectrical coupler U3 pins 1 by resistance R11
Connect ground capacity C5, diode D3 negative poles and chip U1 pins 8, the connection chip U1 pins of photoelectrical coupler U3 pins 2 respectively
9, chip U1 pin 7 connects respectively electric capacity C4 and resistance R6, and the resistance R6 other ends connect respectively the electric capacity C4 other ends and are grounded.
As further scheme of the invention：First LED light group, the second LED light group and the 3rd LED light group with open
Connection connects.
As further scheme of the invention：The infrared sensor is connected with delay switch.
As further scheme of the invention：Chip U1 models FAN7527B.
As further scheme of the invention：Chip U2 models TM101.
As further scheme of the invention：Photoelectrical coupler U3 models 4N25.
Compared with prior art, the invention has the beneficial effects as follows：Delay switch is installed, the electrical company of input of infrared sensor
Delay switch is connect, delay switch is fed back information to after infrared sensor senses nobody around, deenergization is reduced
Unnecessary waste, has saved the energy, and the inside of lampshade is provided with the first LED light group, the second LED light group and the 3rd LED
Group, the first LED light group and the second LED light group, and the first LED light group, the second LED light group and the 3rd LED light group be connected in parallel,
According to service condition, the brightness of desk lamp, the energy of saving are selected.By air exhauster, Smoke Sensor and activated charcoal strainer
Collective effect so that desk lamp possess eliminate second hand smoking function, so as to reach the effect of purify air, and be provided with anion
Generator, can produce anion, improve the quality of air, be conducive to that people's is healthy.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of lampshade.
Fig. 3 is the circuit diagram of the drive circuit of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the embodiment of the present invention, a kind of LED lamp with purification function, including base 1, the inside of the base 1 opens up
There is a cavity 2, the right-hand member of the cavity 2 is provided with air inlet 3, the left end of cavity 2 is provided with air outlet 4, cavity 2 is internally located at air intake
Air exhauster 5 is provided with mouth 3, the inside of cavity 2 is provided with activated charcoal strainer 17, and the inside of cavity 2 is additionally provided with the He of control device 18
Anion generator 19, the upside of base 1 is provided with pillar 6, and the pillar 6 is provided with the Smoke Sensor being connected with control device
20, by the collective effect of air exhauster 5, Smoke Sensor 20 and activated charcoal strainer 17 so that it is second-hand that desk lamp possesses elimination
The function of cigarette, so as to reach the effect of purify air, and is provided with anion generator 19, can produce anion, improves empty
The quality of gas, is conducive to that people's is healthy.The upper end of the pillar 6 is hinged with lampshade 7, and the downside of the lampshade 7 is provided with
Reflection shield 13, the inside of the reflection shield 13 is provided with the first LED light group 14, the second LED light group 15 and the 3rd LED light group 16, institute
State the first LED light group 14, the second LED light group 15 and the 3rd LED light group 16 to be connected with switch, the middle part of pillar 6 is provided with infrared
Sensor 8, the inside of pillar 6 is provided with delay switch 9, and the upside of base 1 is provided with time on and off switch 11, the infrared sensor
8 are connected with delay switch 9.Delay switch 9 is installed, electrically input connects delay switch 9 to infrared sensor 8, works as infrared sensing
Device 8 senses and delay switch 9 is fed back information to after nobody around, and deenergization reduces unnecessary waste, saves
The energy, the inside of lampshade 7 is provided with the first LED light group 14, the second LED light group 15 and the 3rd LED light group 16, the first LED
Group 14 and second LED light group 15, and 16 groups of the first LED light group 14, the second LED light group 15 and the 3rd LED be connected in parallel, root
According to service condition, the brightness of desk lamp, the energy of saving are selected.
The desk lamp also includes drive circuit, and drive circuit includes chip U1, chip U2, rectifier bridge Q, metal-oxide-semiconductor VT and change
Depressor T, the rectifier bridge Q pin 2 and pin 4 connect respectively 220V alternating currents two ends, and rectifier bridge Q pin 1 connects respectively electric capacity
C1, resistance R1, resistance R2, electric capacity C2 and transformator T coil L1, the transformator T coil L1 other ends connect respectively electric capacity C3, two poles
The D poles of pipe D1 positive poles, diode D2 negative poles and metal-oxide-semiconductor VT, electric capacity C3 other ends connection resistance R4, the resistance R4 other ends connect respectively
Connecting resistance R3, electric capacity C1 and rectifier bridge Q pin 3 are simultaneously grounded, and the S poles of the metal-oxide-semiconductor VT connect respectively diode D2 positive poles and core
Piece U1 pins 5, the G poles connection chip U1 pins 3 of metal-oxide-semiconductor VT, the diode D1 negative poles connect respectively the resistance R2 other ends and
The electric capacity C2 other ends, the resistance R3 other ends connect respectively the resistance R1 other ends and chip U1 pins 1, and chip U1 pins 6 connect
Connecting resistance R5, the resistance R5 other end connects respectively diode D3 positive poles and transformator T coil L2, the transformator T coil L2 other ends
Ground connection, transformator T coil L3 one end connects respectively electric capacity C6, resistance R8 and LED light group, transformator T coil L3 other ends difference
Connect the electric capacity C6 other ends and resistance R7 and be grounded, the resistance R7 other ends connection LED light group other end, the resistance R8 other ends
Connect resistance R9, chip U2 pins 6 and resistance R12, chip U2 pin 4 connection resistance R13 respectively and be grounded, resistance R13 is another
End connection chip U2 pin 7, the resistance R12 other ends connection electric capacity C7, the electric capacity C7 other ends connect electric capacity C8 and are simultaneously grounded, electric
Hold C8 other ends connection resistance R10, the resistance R10 other ends connect respectively the resistance R9 other ends and chip U2 pins 2, and chip U2 draws
Foot 1 connects respectively power supply VCC and photoelectrical coupler U3 pins 3, and chip U2 pins 3 connect photoelectrical coupler U3 by resistance R11
Pin 4, photoelectrical coupler U3 pins 1 connect respectively ground capacity C5, diode D3 negative poles and chip U1 pins 8, photoelectric coupling
The connection chip U1 of device U3 pins 2 pins 9, chip U1 pins 7 connect respectively electric capacity C4 and resistance R6, and the resistance R6 other ends connect respectively
Connect the electric capacity C4 other ends and be grounded.
Voltage on electric capacity C1 is the voltage after bridge rectifier, and the electric current of metal-oxide-semiconductor is flow through in resistance R2 samplings, carry out by
Cycle rations the power supply flow control, and the current peak for making metal-oxide-semiconductor is unlikely to too big, it is ensured that transformator does not occur magnetic saturation during load short circuits,
The current over-zero detection of transformator first winding is completed using assists winding, control metal-oxide-semiconductor restarts next switch conduction
The work of working cycle, the external resistance R6 resistances of chip U1 pins 7 work in circuit " accurate in the range of tens kilo-ohms
The working method of no-voltage conducting ".The inductance value and power switch pipe MOS of resistance R6 resistance values value and transformator T coil L1
The output capacitance of pipe is relevant, and value is 33K in this circuit.Resistance R8 sampling load LED lamp group current signals, resistance R8 samplings
Electric current in LED light group is compared with the reference signal on chip TM101, and the amplified device of Jing errors carries out constant current control to output
System, the brightness of LED light group and flows through what the size of current of LED light group was substantially proportional to, as long as controlling the electric current for flowing through LED light group
Size can just adjust the brightness of LED light group.The base on voltage and chip TM101 in resistance R7, resistance R8 sampling LED light group
Calibration signal is compared, and Jing error amplifiers are sent into and lead to after this two paths of signals phase "AND" of chip TM101 to output voltage control
The error amplifier for crossing optocoupler feeding control core U1 enters multiplier, and another road of multiplier is the city's telecommunications Jing after all wave rectification
Number, the product of this two paths of signals is exactly multiplier output, and the output signal causes inductive current to track the output waveform of multiplier
Signal, the pwm pulse of generation controls the switch of metal-oxide-semiconductor, realizes the control to load current and input current, realizes to LED
The constant current voltage limiting control of group and the correction of input power factor.
Device used by LED drive power circuit of the present invention is few, be lost it is low, with higher power factor and efficiency, with
The LED drive power of equal-wattage grade compares, its High Power Factor, can well meet relevant electromagnetic compatibility and electricity
The technical requirements of stream harmonic component, particularly even more so in the application scenario of wide electric main input voltage range, the power supply
Circuit has greater efficiency in the heavy duty application scenario of output, circuit, and caloric value is little, reduces the infringement to LED lamp holder.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that for clarity those skilled in the art should
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (6)
1. a kind of LED lamp with purification function, including base (1), it is characterised in that the inside of the base (1) offers
Cavity (2), the right-hand member of the cavity (2) is provided with air inlet (3), and the left end of cavity (2) is provided with air outlet (4), cavity (2) it is interior
Portion is provided with air exhauster (5) positioned at air inlet (3) place, and the inside of cavity (2) is provided with activated charcoal strainer (17), cavity (2) it is interior
Portion is additionally provided with control device (18) and anion generator (19), pillar (6) is provided with the upside of base (1), on the pillar (6)
The Smoke Sensor (20) being connected with control device is provided with, the upper end of the pillar (6) is hinged with lampshade (7), the lampshade (7)
Downside be provided with reflection shield (13), the inside of the reflection shield (13) is provided with the first LED light group (14), the second LED light group (15)
With the 3rd LED light group (16), infrared sensor (8) is provided with the middle part of pillar (6), the inside of pillar (6) is provided with delay switch
(9), it is provided with and off switch (11) on the upside of base (1)；The desk lamp also include drive circuit, drive circuit include chip U1,
Chip U2, rectifier bridge Q, metal-oxide-semiconductor VT and transformator T, the rectifier bridge Q pin 2 and pin 4 connect respectively 220V alternating currents two
End, rectifier bridge Q pin 1 connects respectively electric capacity C1, resistance R1, resistance R2, electric capacity C2 and transformator T coil L1, transformator T coils
The L1 other ends connect respectively the D poles of electric capacity C3, diode D1 positive poles, diode D2 negative poles and metal-oxide-semiconductor VT, and the electric capacity C3 other ends connect
Connecting resistance R4, the resistance R4 other end connects respectively resistance R3, electric capacity C1 and rectifier bridge Q pin 3 and is grounded, the S of the metal-oxide-semiconductor VT
Pole connects respectively diode D2 positive poles and chip U1 pins 5, and the G poles of metal-oxide-semiconductor VT connect chip U1 pins 3, the diode D1
Negative pole connects respectively the resistance R2 other ends and the electric capacity C2 other ends, the resistance R3 other ends connect respectively the resistance R1 other ends and
Chip U1 pins 1, the connection resistance R5 of chip U1 pins 6, the resistance R5 other ends connect respectively diode D3 positive poles and transformator T lines
Circle L2, transformator T coil L2 other ends ground connection, transformator T coil L3 one end connects respectively electric capacity C6, resistance R8 and LED light group,
The transformator T coil L3 other ends connect respectively the electric capacity C6 other ends and resistance R7 and are grounded, resistance R7 other ends connection LED light group
The other end, the resistance R8 other ends connect respectively resistance R9, chip U2 pins 6 and resistance R12, chip U2 pin 4 and connect electricity
Resistance R13 is simultaneously grounded, resistance R13 other ends connection chip U2 pins 7, and the resistance R12 other ends connect electric capacity C7, and electric capacity C7 is another
One end connects electric capacity C8 and is grounded, electric capacity C8 other ends connection resistance R10, and it is another that the resistance R10 other ends connect respectively resistance R9
End and chip U2 pins 2, chip U2 pins 1 connect respectively power supply VCC and photoelectrical coupler U3 pins 3, and chip U2 pins 3 pass through
Resistance R11 connection photoelectrical coupler U3 pins 4, photoelectrical coupler U3 pins 1 connect respectively ground capacity C5, diode D3 negative poles
With chip U1 pins 8, the connection chip U1 of photoelectrical coupler U3 pins 2 pins 9, chip U1 pins 7 connect respectively electric capacity C4 and electricity
Resistance R6, the resistance R6 other ends connect respectively the electric capacity C4 other ends and are grounded.
2. a kind of LED lamp with purification function according to claim 1, it is characterised in that first LED light group
(14), the second LED light group (15) and the 3rd LED light group (16) are connected with switch.
3. a kind of LED lamp with purification function according to claim 1, it is characterised in that the infrared sensor (8)
It is connected with delay switch (9).
4. a kind of LED lamp with purification function according to claim 1, it is characterised in that the chip U1 models
FAN7527B。
5. a kind of LED lamp with purification function according to claim 1, it is characterised in that the chip U2 models
TM101。
6. a kind of LED lamp with purification function according to claim 1, it is characterised in that the photoelectrical coupler U3
Model 4N25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214941.0A CN106678599A (en) | 2016-12-26 | 2016-12-26 | LED lamp with purification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214941.0A CN106678599A (en) | 2016-12-26 | 2016-12-26 | LED lamp with purification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678599A true CN106678599A (en) | 2017-05-17 |
Family
ID=58870292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611214941.0A Pending CN106678599A (en) | 2016-12-26 | 2016-12-26 | LED lamp with purification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106678599A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830441A (en) * | 2017-11-30 | 2018-03-23 | 朱应长 | A kind of LED lava desk lamp |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204206576U (en) * | 2014-11-28 | 2015-03-11 | 刘玲玲 | A kind of LED drive power circuit |
| CN205372201U (en) * | 2016-01-31 | 2016-07-06 | 林丹红 | Can dispel desk lamp of flue gas |
-
2016
- 2016-12-26 CN CN201611214941.0A patent/CN106678599A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204206576U (en) * | 2014-11-28 | 2015-03-11 | 刘玲玲 | A kind of LED drive power circuit |
| CN205372201U (en) * | 2016-01-31 | 2016-07-06 | 林丹红 | Can dispel desk lamp of flue gas |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830441A (en) * | 2017-11-30 | 2018-03-23 | 朱应长 | A kind of LED lava desk lamp |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170517 |