CN201339900Y

CN201339900Y - Energy-saving high-efficiency LED AC/DC lighting lamps

Info

Publication number: CN201339900Y
Application number: CNU2009200386976U
Authority: CN
Inventors: 陈树
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-05
Filing date: 2009-01-05
Publication date: 2009-11-04
Anticipated expiration: 2019-01-05

Abstract

The utility model discloses energy-saving high-efficiency LED AC/DC lighting lamps which adopt the methods of LED serial loading or multi-string parallel loading. The DC lamp adopts current limiting, common voltage IC stabilizing, transistor voltage stabilizing and transistor constant current to form the loading-adjustable circuit comprehensive expanding mode. The AC lamp adopts resistance-capacitance current limiting, voltage reducing, rectification filtering and AC-DC valley compensating power supply to connect various adjustable serial-loading LEDs by matching with main power supply loading controlling, duplex-type rectification voltage stabilizing or constant voltage or loading control constant voltage stabilizing and a frequency valley compensator, so as to form a voltage reducing lamp, constant control current and a constant current lamp. The energy-saving high-efficiency LED AC/DC lighting lamps overcome the disadvantages that the utilization rate of heavy-current parallel-loading voltage is low, the loading supply power of a module is low, and ActiveX is less; moreover, the lighting lamps lead succinct circuit and high light efficiency.

Description

Efficient energy-saving LED alternating current-direct current illuminating lamp

Technical field

The utility model relates to illuminating lamp, is specifically related to efficient energy-saving LED alternating current-direct current illuminating lamp.

Background technology

Ultra-bright LED will step into the illumination epoch as new type light source.At present, the LED illuminating lamp use mostly be low pressure directed and carry or the small-power module for the form of carrying, need there be the step-down hear rate in the former than high-power control circuit or power model pressure limiting power supply, and efficient is low, uneconomical again, the latter exists voltage utilization low, and power is little, and peripheral control piece is more, be difficult to reach illuminating effect, popularization has limitation.

Ultra-bright LED light efficiency height, energy-conservation, it also is overload, heat-resisting, the ageing-resistant tender worried type semiconductor devices that has much room for improvement, comparatively strict to requirement for the live source, preferably use calm, fast late, the good battery class of stability direct current is for carrying, and the AC-DC direct current is the dc source that converts in week frequently with 50HZ, because of each cycle valley point no-voltage output, belong to no slow speed, and be subjected to external power grid load effect voltage drop reach sometimes ± 10%, less stable, people prolong interior direct current of cycle for the time of carrying by the method that strengthens the dc filter capacitor charging, but also fundamentally solve fast late for the problem of carrying.

Summary of the invention

The purpose of this utility model is: efficient energy-saving LED alternating current-direct current illuminating lamp is provided, overcomes low-voltage, high-current and live and press the drawback that utilization rate is low, module is little for year power and control is many, circuit is succinct, the light efficiency height.

Technical solution of the present utility model is: the alternating current-direct current illuminating lamp is that LED string carries or goes here and there more and the mode of carrying, and the direct current lamp adopts current limliting, common voltage IC voltage stabilizing, transistor stabilized, pattern that constant-current transistor constitutes the comprehensive expansion in adjustable live road; AC Lamp adopts capacitance-resistance current limliting, decompression, rectifying and wave-filtering to mend power supply, compound whole filter, voltage stabilizing, constant voltage with AC-DC paddy, carries the permanent voltage stabilizing of control, the paddy compensator is connected that the LED that all kinds of strings carry adjustable form forms the step-down lamp, lamp, constant current lamp are flowed in control frequently.

The concrete structure of efficient energy-saving LED alternating current-direct current illuminating lamp of the present utility model is: carried or many strings group and carry to connect and be welded on luminous plaque by 1-90 LED string, control circuit connects illuminating circuit and is assembled in and becomes integral illumination lamp, backlight or illumination light fixture in outer cover or the optically focused outer cover; Promptly mend power supply, alternating current filter, DC filter, the compound whole filter of direct current, voltage-stablizer or barostat by interchange or dc source, reducing transformer, pressure reducer, current limiter, rectifier, AC-DC paddy or carry the permanent voltage-stablizer of control, paddy compensator, the steady current potential limit of base control device, galvanostat and light carry and connect to form electric loop frequently; The direct current lamp is that current limliting transfers a year lamp, conventional voltage IC voltage stabilizing to transfer a year lamp, transistor stabilized accent to carry lamp or the constant-current transistor accent carries lamp; AC Lamp is basic or typical step-down lamp, crystal management and control stream lamp or constant-current transistor lamp.

The utlity model has following advantage: 1, the direct current lamp adopts pressure-stabilizing constant flow control stream mode, guarantee current constant, increase the service life 2, the power unit of AC Lamp control circuit has adopted that AC-DC paddy mends that power supply cooperates that the main power source control is carried, compound whole filter, paddy is mended the mode that device combines with common rectification circuit of tasting frequently, adapting to the various conversions that are lower than 300 volts AC-DC supplies to carry, and need not inductor filter, voltage output wave mode is preferable, the conversion efficiency height is fit to do the working power of LED light live source and all kinds of no insulating electron circuit; 3, the control stream of AC Lamp control circuit, constant current partly adopt load and light live to press the mode of feedback control, Cheng Zhiguan is flow through in control, element is few, electric current is little, and LED is had the delaying aging effect, and nothing is shaken humorous, compatible EMI, do not have the magnetic radiation that shakes, support the light modulation of PWM mode, circuit makes visual pressure and carries, decide to carry efficient energy-saving on purposes; 4, AC-DC paddy benefit power supply can overcome interior valley point of cycle does not effectively have the drawback of pressing for carrying, exactly each cycle is being filled and is being only second to for electric energy phase shift to the paddy nip territory in " accumulator " that carry the zone and discharging to load for carrying the zone, be full of and produce similar second peak pressure for carrying the zone, then the process that former power supply is paddy nip territory in the cycle develops into paddy and mends the power supply discharge for the process of carrying, compensation stack wave mode, make direct current output all be in the duty that the peak pressure power supply area adds " peak pressure compensation power supply area " in each cycle, make the AC-DC conversion slow fast character arranged for carrier, the frequency pass phenomenon that has overcome the disconnected pressure that is occurred when the load of all kinds of AC-DC dc electric apparatus is pressed because of periodicity paddy or pressed near breaking has improved the comprehensive wave mode quality and the load characteristic of direct current output effectively; 5, the power output end of common rectifier is if come direct current wave mode behind the observation filter with oscillograph, then can find to export and contain certain Alternating Component and outside line clutter, and LED light carry need be purer direct current for carrying, for overcoming above-mentioned drawback, adopt compound or many multiple rectifiers filtering to hinder and exchange passing through of clutter, can be really near the filtering that reaches general inductance, need not increasing filter capacitor at double, can make direct current output wave mode obtain bigger improvement, because element is few, be easy to make, also be applicable to any similar AC-DC power-supply device; 6; frequently the paddy compensator is mainly used in the current potential of compensation control section at Gu Qishi; each is put paddy nip territory and discharges to the controller part for carrying electric energy phase shift in " accumulator " that the zone is full of electric energy in cycle; with guarantee or maintain low ebb nip territory moment constantly various control circuit operate as normal power supply to load particularly light carry whole unimpeded; make that low ebb regional work voltage is fully used; to overcome or to reduce the appearance of the frequency pass phenomenon of load, constitute the paddy that loads in the AC-DC transfer process and press the period constantly to press or uninterruptedly realize the course of work of soft transition.

Description of drawings

Fig. 1 is a LED dc lighting circuit for lamp principle schematic.

Fig. 2-1 mends the power supply schematic diagram for the AC-DC paddy that exchanges illuminating lamp, and Fig. 2-1 is the signal wave mode of Fig. 2, and Fig. 2-2 is the application schematic diagram of Fig. 2.

Fig. 3 is compound whole filter principle schematic.

Fig. 4 is a frequency paddy compensator principle schematic, and Fig. 4-1 is the application schematic diagram of Fig. 4.

Fig. 5 carries the lamp principle schematic for LED ac buck string.

Fig. 6 carries the lamp principle schematic for LED exchanges control stream string.

Fig. 7 carries the lamp principle schematic for LED exchanges the constant current string.

The specific embodiment

The alternating current-direct current illuminating lamp is that LED string carries or goes here and there more and the mode of carrying, and the direct current lamp adopts current limliting, common voltage IC voltage stabilizing, transistor stabilized, pattern that constant-current transistor constitutes the comprehensive expansion in adjustable live road; AC Lamp adopts capacitance-resistance current limliting, decompression, rectifying and wave-filtering to mend power supply, compound rectification, voltage stabilizing, constant voltage with AC-DC paddy, carries the permanent voltage stabilizing of control, the paddy compensator is connected that the LED that all kinds of strings carry adjustable form forms the step-down lamp, lamp, constant current lamp are flowed in control frequently.

The concrete structure of efficient energy-saving LED alternating current-direct current illuminating lamp of the present utility model is: carried or many strings group and carry to connect and be welded on luminous plaque by 1-90 LED string, control circuit connects illuminating circuit and is assembled in and becomes integral illumination lamp, backlight or illumination light fixture in outer cover or the optically focused outer cover; Promptly mend power supply, alternating current filter, DC filter, the compound whole filter of direct current, voltage-stablizer or barostat by interchange or dc source, reducing transformer, pressure reducer, current limiter, rectifier, AC-DC paddy or carry the permanent voltage-stablizer of control, paddy compensator, the steady current potential limit of base control device, galvanostat and light carry and connect to form electric loop frequently; The direct current lamp is that the current limliting accent carries a lamp, conventional voltage IC voltage stabilizing transfers a year lamp, transistor stabilized accent to carry lamp, a constant-current transistor accent year lamp; AC Lamp is basic or typical step-down lamp, crystal management and control stream lamp, constant-current transistor lamp.

The direct current lamp: see Fig. 1, light carries to LED1-18 string and carries or many strings group and carrying; K1 resistance current limliting is transferred and is carried lamp, and adaptation light fixture, torch, emergency light, light show, the long drive lamp; The conventional voltage IC of K2 voltage stabilizing is transferred and is carried lamp, and adaptation light fixture, torch, emergency light, light show, the long drive lamp; The voltage stabilizing of K3 crystal is transferred and is carried lamp, K4 constant-current transistor lamp; K3, K4 adapt to the illumination light fixture: torch, mine lamp, emergent fill hold lamp, long drive lamp, car and boat light and illuminator, the illumination of open-air indoor emergency, other illumination, luminous energy, wind energy AC-DC illumination, road, penetrate, Hua Jing, advertisement, light show, light-operated lamp as light source.

AC Lamp power unit: at alternating current power frequency attribute, adopt the mode of capacitance-resistance current limliting, decompression, mend power supply, compound rectifying and wave-filtering, paddy compensation voltage stabilizing or constant voltage or carry that a control steady pressure flows current potential with rectification, filtering, voltage stabilizing current potential, current limliting current potential, control, reference potential combines frequently with AC-DC paddy, thereby reach the galvanic load characteristic of similar slow fast pattern, meet LED light and carry the requirement of characteristic power supply; AC-DC paddy is mended power supply and sees Fig. 2, dc pulse power supply, accumulator, the merit of one tunnel initial rectifier terminal of power circuit pushes away the whole filter of output and connects to form, and another route dc pulse signal decay of power circuit, prosecution system current potential, Gu Kaifeng close follower, merit and push away out-put supply and converge main power source and export a control year output jointly to and connect to form frequently; Fig. 2-1 mends in unit interval of power supply power supply phase wave mode schematic diagram weekly for paddy, A is an alternating current positive arc wave-wave type among the figure, B is the dc pulse wave mode signal after rectification, C mends power supply through paddy to compensate the superposition wave mode signal of exporting with former power supply output, and D is that each issue interior interchange chatted the angular dimension signal with prolonging of DC operation; The empty frame of Fig. 2-2 is that paddy is mended the application of power schematic diagram; Shown in Fig. 2-1, at 0 degree, 180 degree, 360 degree are the low ebb electrical voltage point, almost no-voltage output, 90 degree, 270 degree are the peak electricity pressure point, at this 0-45 degree, the 135-225 degree, the 315-360 degree is paddy nip territory, the rest peak pressure is for carrying the zone, at this, circuit among the figure will close follower by " electronic switch " Gu Kaifeng and provide the electric energy phase shift that output makes its conducting press power supply area to be full of electricity at cutting edge of a knife or a sword in " accumulator " to power of " paddy opens " forward voltage to put the release of paddy nip territory according to frequently examining signal, compensate the phenomenon of valley point no-voltage output, all be in cutting edge of a knife or a sword when forming the AC-DC conversion in each cycle and press power supply area to add the compensation of similar cutting edge of a knife or a sword pressure power supply area for the process of carrying; Fig. 3 frame of broken lines part is seen in compound whole filter, exports a control year part to by 220V, rectification, filtering, the compound rectification of frame of broken lines, direct current and connects to form; The entity line is the conversion regime of common AC-DC power supply, for overcoming and the assorted filter that exchanges that hinders behind rectifying and wave-filtering, adopt repetition shown in the empty frame or multiple multiple rectifying and wave-filtering, can make its output wave mode quality obtain certain raising near the fruit of general inductor filter; Paddy step pulsewidth compensator is seen Fig. 4, and by power supply 220V, rectification, dc pulse signal decay, accumulator, paddy leave follower and working power, accumulator, paddy and drives follower and export control to and carry partly and connect to form; Fig. 4-1 is that the paddy compensator is used schematic diagram frequently, frame of broken lines is that the paddy compensator is connected signal with integrated circuit frequently, frequently the paddy compensator is mainly used in the compensation control section (control voltage owing to main power source is lower lower even do not have a pressure when moment paddy phase, cause the load instant cut-off) the no-voltage situation of all kinds of control circuits, with whole unimpeded connection of load, fraud is exempted from or reduces frequency to close phenomenon when keeping the low output of power supply.

AC Lamp: adopt capacitance-resistance current limliting, decompression, rectifying and wave-filtering to mend power supply, compound rectifying and wave-filtering, paddy compensator voltage stabilizing frequently or constant voltage with AC-DC paddy or carry that control steady pressures, voltage stabilizing current potential, control stream current potential, light carry that the feedback taking and placing are big, merit pushes away output and carries combination with multiple light and be interconnected to electric loop, be LED step-down lamp, control and flow lamp, constant current lamp.

Step-down lamp such as Fig. 5, its light carry and connect 5 kinds: 1. toward carrying, 2. carry toward the single string of formula, 3. string carry and string steady, 4. voltage stabilizing or string carry or many strings group and carrying, 5. string carries or goes here and there more and carries; K1 is the self-rectifying loop, K2 rectification RC filter circuit, K3 is a rectification filtering circuit, by power supply 220V, join resistance or complexion, full-bridge rectification or half rectification, RC filtering, DC filtering, the adjusting of current limliting current potential and K1, K2, K3 and be connected to light and carry 1.-and 5. ground connection forms electric loop; For improving power-efficient and light charge material amount, K2, K3 are based on full-bridge rectification, especially recommend the typical case of the 3. 4. load pattern of K3 circuit to use, adapting to light fixture is that scape lamp, cursor lamp, backlight or illumination K1 are the basic self-rectifying formula of using, by 220V, join that resistance or complexion, RC filtering limit accent, K1, light carry, the 220V zero line connects into electric loop; K2 is the basic whole filter formula of using, by 220V, complexion or join resistance, full-bridge or half-bridge rectification RC filtering, the adjusting of current limliting current potential, K2, light carries and connects into electric loop; K3 is that the typical case uses whole filter formula, by 220V, complexion or join resistance, and full-bridge or half rectification, RC filtering, DC filtering, the adjusting of current limliting current potential, K3, light carry and connect into electric loop; LED 2-90 only goes here and there and carries, and the conventional 40-90 of application only goes here and there and carries or many strings group and carrying, and input voltage 215-240V, each string are adjusted at 10-12mA, single operating voltage 2.8-2.9V of LED when carrying group electric current 220V.

Control stream lamp such as Fig. 6 are electric capacity equipressure or resistance total head class, light carry be connected to LED 10-90 only go here and there carry or many strings group and carry, voltage stabilizing and string carry or go here and there more and carry; Adopting full-bridge rectification, K6 control stream lamp by 220V, complexion or join resistance, rectification or half rectification, the filtering of RC current limliting, DC filtering, current limliting, frequently the paddy compensator, surely control that current potential, current potential are regulated, merit pushes away output, main power source, K6, merit push away output, light carries and connects into electric loop; K7 carry feedback control stream lamp by 220V, complexion or join resistance, rectification or half rectification, the filtering of RC current limliting, DC filtering, paddy compensator voltage stabilizing frequently or constant voltage, surely control current potential, carry press sampling, amplify promotions, power output, main power source, K7, power are exported, light carries and connects into electric loop; Adapt to voltage 170-250V, the K6 electric current is adjusted at the 10-12.5 milliampere during 220V, and K7 adopts light to carry feed voltage control stream, is adjusted at the 12.5-14 milliampere during 220V, normal temperature control stream precision ± 3.5%, and adapting to light fixture is scape lamp, backlight, backlight or illumination.

Constant current lamp such as Fig. 7, light carry to be connected to go here and there and carry or go here and there more and carry, and the working power part is by 220V, complexion or join resistance, rectification, RC filtering, DC filtering, compound rectification, and rectification, AC-DC paddy are mended power supply, compound rectification and voltage stabilizing and limits control to connect to form; K8 light carry feed voltage autocontrol loop by working power, the steady limit control of base current potential, perseverance push away that output, the steady limit control of base current potential, control stream, the steady current potential of base, feed voltage sampling, control are flowed, perseverance pushes away output, light carries, the steady clamp of line, K8 ground connection constitute; K9 light set differential pressure autocontrol loop by working power, the steady limit control of base current potential, constant current promotion, power output, the steady current potential of base, comparison, constant current promotion, power output, differential pressure sampling, K9, a light carry, the steady clamp of line, No. two differential pressure sampling ground connection constitute; Constant current lamp major parameter: its light carries LED 2-90 only goes here and there and carries or many strings group and carrying, and adapts to input voltage 175-250V, electric current 12-14 milliampere; Input voltage 205V-250V during conventional the application, LED light carries the 60-88 string and carries group, single LED operating voltage 2.8-3.1V, single string group operating current is adjusted at 12.5-16.5mA, and normal temperature constant current accuracy error adapts to various lightings less than 4.5%.

Claims

1. efficient energy-saving LED alternating current-direct current illuminating lamp is characterized in that: the alternating current-direct current illuminating lamp is that the LED string carries or goes here and there more and the mode of carrying, and the direct current lamp adopts current limliting, common voltage IC voltage stabilizing, transistor stabilized, pattern that constant-current transistor constitutes the comprehensive expansion in adjustable live road; AC Lamp adopt capacitance-resistance current limliting, decompression, rectifying and wave-filtering to mend power supply, compound whole filter, voltage stabilizing or constant voltage with AC-DC paddy or carry the permanent voltage stabilizing of control, the paddy compensator is connected all kinds of adjustable strings and carries LED and form step-down lamp, control stream perseverance, constant current lamp frequently.

2. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 1, it is characterized in that concrete structure is: carried or many strings group and carry to connect and be welded on luminous plaque by 1-90 LED string, control circuit connects illuminating circuit and is assembled in and becomes integral illumination lamp, backlight or illumination light fixture in outer cover or the optically focused outer cover; Promptly by exchange or dc source input, reducing transformer, pressure reducer, current limiter, rectifier, AC-DC paddy mend power supply, alternating current filter, DC filter, the compound whole filter of direct current, voltage-stablizer or barostat or carry the permanent voltage-stablizer of control, paddy compensator, the steady current potential limit of base control device, galvanostat and light carry and connect to form electric loop frequently; The direct current lamp is that current limliting transfers a year lamp, conventional voltage IC voltage stabilizing to transfer a year lamp, transistor stabilized accent to carry lamp or the constant-current transistor accent carries lamp; AC Lamp is basic or typical step-down lamp, crystal management and control stream lamp or constant-current transistor lamp.

3. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 2 is characterized in that: direct current light carries to LED1-18 string and carries or many strings group and carrying; K1 resistance current limliting transfers the LED1-18 string that carries lamp to carry; The conventional voltage IC of K2 voltage stabilizing transfers the LED2-18 string that carries lamp to carry or many strings group and carrying; The LED1-18 string that lamp transfer is carried in the voltage stabilizing of K3 crystal carries or many strings group and carrying; The LED1-18 of K4 constant-current transistor lamp string carries or many strings group and carrying.

4. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 2 is characterized in that: AC Lamp adopt capacitance-resistance current limliting, decompression, rectifying and wave-filtering to mend power supply, compound rectifying and wave-filtering, paddy compensator voltage stabilizing frequently or constant voltage with AC-DC paddy or carry that permanent steady, the voltage stabilizing current potential of control, control stream current potential, light carry that the feedback taking and placing are big, merit pushes away output and carries to make up with multiple light and be interconnected to form the loop.

5. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4 is characterized in that: step-down light carries and connects 5 kinds: 1. toward carrying, 2. carry toward the single string of formula, 3. string carry and string steady, 4. voltage stabilizing or string carry or many strings group and carrying, 5. string carries or goes here and there more and carries; K1 is the self-rectifying loop, K2 rectification RC filter circuit, K3 is a rectification filtering circuit, by power supply 220V, join resistance or complexion, full-bridge rectification or half rectification, RC filtering, DC filtering, the adjusting of current limliting current potential and K1, K2, K3 and be connected to light and carry 1.-and 5. ground connection forms electric loop; K1 is the basic self-rectifying formula of using, by 220V, join that resistance or complexion, RC filtering limit accent, K1, light carry, the 220V zero line connects into electric loop; K2 is the basic whole filter formula of using, by 220V, complexion or join resistance, full-bridge or half-bridge rectification RC filtering, the adjusting of current limliting current potential, K2, light carries and connects into electric loop; K3 is that the typical case uses whole filter formula, by 220V, complexion or join resistance, full-bridge or half rectification, RC filtering, DC filtering, the adjusting of current limliting current potential, K3, light carries and connects into electric loop.

6. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4 is characterized in that: control stream lamp is electric capacity equipressure or resistance total head class, and its light carries and is connected to that string carries or goes here and there more and carries, voltage stabilizing and string carry or go here and there more and carry; By 220V, complexion or join resistance, rectification or half rectification, the filtering of RC current limliting, DC filtering, current limliting, frequently the paddy compensator, surely control that current potential, current potential are regulated, merit pushes away output, main power source, K6, merit push away output, light carries and connects into electric loop; By 220V, complexion or join resistance, rectification or half rectification, the filtering of RC current limliting, DC filtering, paddy compensator voltage stabilizing frequently or constant voltage, surely control current potential, carry press sampling, amplify promotions, power output, main power source, K7, power are exported, light carries and connects into electric loop.

7. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4, it is characterized in that: constant current light carries and is connected to string and carries or go here and there more and carry, and the working power part is by 220V, complexion or join resistance, rectification, RC filtering, DC filtering, compound whole filter, rectification, AC-DC paddy and mend power supply, compound whole filter and the control of voltage stabilizing limit and connect to form; K8 light carry feed voltage autocontrol loop by working power, the steady limit control of base current potential, perseverance push away that output, the steady limit control of base current potential, control stream, the steady current potential of base, feed voltage sampling, control are flowed, perseverance pushes away output, light carries, the steady clamp of line, K8 ground connection constitute; K9 light set differential pressure autocontrol loop by working power, the steady limit control of base current potential, constant current promotion, power output, the steady current potential of base, comparison, constant current promotion, power output, differential pressure sampling, K9, a light carry, the steady clamp of line, No. two differential pressure sampling ground connection constitute.

8. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4, it is characterized in that: dc pulse power supply, accumulator, the merit of one tunnel initial rectifier terminal of the power supply of paddy benefit power supply push away output and connect to form, and another route dc pulse signal decay of power circuit, frequency prosecution system current potential, Gu Kaifeng close follower, merit pushes away out-put supply cooperation main power source to a control year part and connects to form.

9. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4 is characterized in that: multiple rectifier exports a control year part to by 220V, rectification, filtering, the compound rectification of frame of broken lines, direct current and connects to form.

10. efficient energy-saving LED alternating current-direct current illuminating lamp according to claim 4, it is characterized in that: frequently the paddy compensator is by power supply 220V, rectification, dc pulse signal decay, and accumulator, paddy leave follower and working power, accumulator, paddy and drives follower and export control to and carry partly and connect to form.