CN202425180U - Standby electrodeless lamp with double electronic ballasts - Google Patents

Standby electrodeless lamp with double electronic ballasts Download PDF

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Publication number
CN202425180U
CN202425180U CN2012200131451U CN201220013145U CN202425180U CN 202425180 U CN202425180 U CN 202425180U CN 2012200131451 U CN2012200131451 U CN 2012200131451U CN 201220013145 U CN201220013145 U CN 201220013145U CN 202425180 U CN202425180 U CN 202425180U
Authority
CN
China
Prior art keywords
electric ballast
power
electronic ballast
ballast
output end
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.)
Expired - Lifetime
Application number
CN2012200131451U
Other languages
Chinese (zh)
Inventor
李兆廷
陈英
孙秀方
张小松
温晶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU DONGXU LIGHTING TECHNOLOGY Co Ltd
Original Assignee
CHENGDU DONGXU LIGHTING TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHENGDU DONGXU LIGHTING TECHNOLOGY Co Ltd filed Critical CHENGDU DONGXU LIGHTING TECHNOLOGY Co Ltd
Priority to CN2012200131451U priority Critical patent/CN202425180U/en
Application granted granted Critical
Publication of CN202425180U publication Critical patent/CN202425180U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a standby electrodeless lamp with double electronic ballasts, which comprises electronic ballasts, a lamp tube and a converting controller. The electronic ballasts comprise a first electronic ballast and a second electronic ballast. A power input end of the first electronic ballast and a power input end of the second electronic ballast are connected with a first power output end and a second power output end of the converting controller in corresponding mode respectively, and a power output end of the first electronic ballast and a power output end of the second electronic ballast are connected with a power input end of the lamp tube in parallel. The power output end of the first electronic ballast is connected with a control input end of the converting controller through a feedback line. When no failure occurs, the first electronic ballast works to provide a power supply for the lamp tube, and when the first electronic ballast is damaged, the converting controller switches an alternating current power supply to the second electronic ballast automatically to provide power continuously. The service life of the standby electrodeless lamp with double electronic ballasts is twice as long as that of a traditional electrodeless lamp, increased cost is less, and social and economical benefit is remarkable.

Description

The electrodeless lamp of standby type bielectron ballast
Technical field
The utility model relates to a kind of electrodeless lamp, relates in particular to a kind of electrodeless lamp of standby type bielectron ballast that subsequent use electric ballast is provided.
Background technology
Be 60000h the useful life of the said electrodeless lamp of existing market, and these data are quite right, but be meant that in fact be 60000h the useful life of fluorescent tube.In practical application, the electric ballast of electrodeless lamp does not all reach this life length in most situation, then often appear at also do not reach 60000h during this service time electrodeless lamp just because other a variety of causes point has not worked.Through analyzing; Its main cause is that electric ballast is because various factor (influences such as the external environment burst; The components and parts life-span of self etc.) cause cisco unity malfunction, thereby make the electrodeless lamp that can reach a desired life originally but not reach Rated life.Because electrodeless lamp is used for some maintenance difficult, place that maintenance cost is high more, such as being used for street lighting, high illumination of plant building etc., so each electrodeless lamp goes wrong and again just during the problem of electric ballast; The general method of changing electric ballast that all adopts is keeped in repair; Because how aloft its installation site, so material resources, financial resources, manpower and time are wasted in maintenance, caused great waste; And increase the electrodeless lamp fall time, influence people's live and work.
Summary of the invention
The purpose of the utility model provides a kind of electrodeless lamp of standby type bielectron ballast that subsequent use electric ballast is provided with regard to being in order to address the above problem.
The utility model is realized above-mentioned purpose through following technical scheme:
The utility model comprises electric ballast, fluorescent tube and switching controller; Said electric ballast comprises first electric ballast and second electric ballast; The power input of said first electric ballast is connected with first power output end of said switching controller; The power input of said second electric ballast is connected with the second source output of said switching controller, and the power output end of the power output end of said first electric ballast and said second electric ballast and the power input of said fluorescent tube are connected in parallel; The power output end of said first electric ballast is connected with the control input end of said switching controller through feedback line.
During use, the input of switching controller is connected with AC power, and under the control of switching controller, AC power is exported to first electric ballast through switching controller, and first electric ballast output high frequency electric source is given fluorescent tube, lamp tube starting.Whether switching controller detects first electric ballast through the control input end the voltage of power output end is normal, if normal, then continues AC power is exported to first electric ballast, keeps lamp tube starting; If first electric ballast breaks down; The voltage of its power output end also can break down; This moment, switching controller in time cut off the AC power of first electric ballast; And AC power is changed into export to second electric ballast simultaneously, second electric ballast obtains to fluorescent tube high frequency electric source to be provided immediately after the AC power, keeps lamp tube starting.Said process has been realized the automatic switchover between first electric ballast and second electric ballast.
As optimal selection, the electric ballast that said first electric ballast and said second electric ballast are equal-wattage.The stable performance of each parts can be guaranteed, the time-delay smooth transition can be realized not having during conversion basically.
Particularly, two of said first electric ballast power output ends are respectively through two the control input ends corresponding connection of feedback line with said switching controller.The signal of two lead-out terminals of first electric ballast feeds back to switching controller simultaneously, help switching controller obtain more exactly first electric ballast operating state, judge thereby make more accurately.
The beneficial effect of the utility model is:
The utility model adopts two electric ballasts; And one of them is remained on the subsequent use state that stands ready; When the first electric ballast fault-free, be that fluorescent tube provides power supply by the first electric ballast work, when first electric ballast damages; Switching controller switches to second electric ballast with AC power automatically, continues power supply.So the life-span of the utility model is about the twice of traditional electrodeless lamp even higher, and the cost that increases seldom, reduced expensive maintenance cost simultaneously, its social benefit and remarkable in economical benefits.
Description of drawings
Accompanying drawing is the electrical block diagram of the utility model.
Among the figure, 1-AC power, 2-switching controller, 3-first electric ballast, 4-second electric ballast, 5-fluorescent tube, 6-feedback line.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Shown in accompanying drawing; The utility model comprises electric ballast, fluorescent tube 5 and switching controller 2; Said electric ballast comprises first electric ballast 3 and second electric ballast 4 of equal-wattage; The power input of first electric ballast 3 is connected with first power output end of switching controller 2; The power input of second electric ballast 4 is connected with the second source output of switching controller 2, and the power output end of the power output end of first electric ballast 3 and second electric ballast 4 and the power input of fluorescent tube 5 are connected in parallel; Two power output ends of first electric ballast 3 are respectively through two the control input ends corresponding connection of feedback line 6 with switching controller 2.
Shown in accompanying drawing, during use, the input of switching controller 2 is connected with AC power 1; Under the control of switching controller 2; AC power 1 is exported to first electric ballast, 3, the first electric ballasts, 3 output high frequency electric sources through switching controller 2 and is given fluorescent tube 5, and fluorescent tube 5 is lighted.Whether switching controller 2 detects first electric ballast 3 through the control input end the voltage of power output end is normal, if normal, then continues AC power 1 is exported to first electric ballast 3, keeps fluorescent tube 5 to light; If first electric ballast 3 breaks down; The voltage of its power output end also can break down; This moment, the fault-signal of first electric ballast 3 was transferred to switching controller 2 through feedback line 6, and switching controller 2 in time cuts off the AC powers input of first electric ballasts 3, and the output of AC power 1 was changed into export to second electric ballast 4 simultaneously; Second electric ballast 4 obtains to fluorescent tube 5 high frequency electric source to be provided immediately after the AC power, keeps fluorescent tube 5 and lights.Said process has been realized the automatic switchover between first electric ballast 3 and second electric ballast 4, has significantly reduced maintenance frequency, has prolonged the electrodeless lamp life-span, and the whole cost that increases seldom, and its social benefit and economic benefit all compare significantly.

Claims (3)

1. electrodeless lamp of standby type bielectron ballast; Comprise electric ballast and fluorescent tube; It is characterized in that: also comprise switching controller; Said electric ballast comprises first electric ballast and second electric ballast; The power input of said first electric ballast is connected with first power output end of said switching controller, and the power input of said second electric ballast is connected with the second source output of said switching controller, and the power output end of the power output end of said first electric ballast and said second electric ballast and the power input of said fluorescent tube are connected in parallel; The power output end of said first electric ballast is connected with the control input end of said switching controller through feedback line.
2. the electrodeless lamp of standby type bielectron ballast according to claim 1 is characterized in that: the electric ballast that said first electric ballast and said second electric ballast are equal-wattage.
3. the electrodeless lamp of standby type bielectron ballast according to claim 1 and 2 is characterized in that: two power output ends of said first electric ballast are respectively through two the control input ends corresponding connection of feedback line with said switching controller.
CN2012200131451U 2012-01-12 2012-01-12 Standby electrodeless lamp with double electronic ballasts Expired - Lifetime CN202425180U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200131451U CN202425180U (en) 2012-01-12 2012-01-12 Standby electrodeless lamp with double electronic ballasts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200131451U CN202425180U (en) 2012-01-12 2012-01-12 Standby electrodeless lamp with double electronic ballasts

Publications (1)

Publication Number Publication Date
CN202425180U true CN202425180U (en) 2012-09-05

Family

ID=46749899

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200131451U Expired - Lifetime CN202425180U (en) 2012-01-12 2012-01-12 Standby electrodeless lamp with double electronic ballasts

Country Status (1)

Country Link
CN (1) CN202425180U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108131622A (en) * 2017-12-23 2018-06-08 苏州云葫芦信息科技有限公司 A kind of intelligent road-lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108131622A (en) * 2017-12-23 2018-06-08 苏州云葫芦信息科技有限公司 A kind of intelligent road-lamp

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CX01 Expiry of patent term

Granted publication date: 20120905

CX01 Expiry of patent term