CN203734877U - Self-adapting single-double end power supply type LED fluorescent tube - Google Patents
Self-adapting single-double end power supply type LED fluorescent tube Download PDFInfo
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- CN203734877U CN203734877U CN201320768559.XU CN201320768559U CN203734877U CN 203734877 U CN203734877 U CN 203734877U CN 201320768559 U CN201320768559 U CN 201320768559U CN 203734877 U CN203734877 U CN 203734877U
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- drive circuit
- conductive electrode
- fluorescent tube
- end power
- electrode film
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- 230000006978 adaptation Effects 0.000 claims description 17
- 238000005538 encapsulation Methods 0.000 claims description 3
- 230000010349 pulsation Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a self-adapting single-double end power supply type LED fluorescent tube, including a drive circuit and an LED light source module (5), wherein the drive circuit includes two input ends and two output ends, the two input ends of the drive circuit are connected with two conductive electrode plates, and the two output ends of the drive circuit are connected with the LED light source module (5). By adopting the structure, the self-adapting single-double end power supply type LED fluorescent tube disclosed by the utility model is simple in integral structure, convenient to implement and low in cost, when in use, the self-adapting single-double end power supply type LED fluorescent tube disclosed by the utility model is simultaneously suitable for single end power supply and double end power supply, thereby being convenient to popularize and apply, moreover when the self-adapting single-double end power supply type LED fluorescent tube disclosed by the utility model is used and if double end power supply is adopted, a short circuit phenomenon can be avoided to ensure the normal work of the self-adapting single-double end power supply type LED fluorescent tube disclosed by the utility model, and eliminate potential safety hazard.
Description
Technical field
The utility model relates to lighting field, specifically a kind of LED fluorescent tube of self adaptation list both end power supplying.
Background technology
In recent years, energy-saving and emission-reduction are more and more subject to people's attention, and have the performances such as energy-conservation, low-carbon (LC), environmental protection because of the illuminating product of LED light source, and its development rapidly.A kind of as the illuminating product of LED light source, LED fluorescent tube is mainly used in substituting traditional power saving fluorescent lamps, its electric power-feeding structure is limited to the lamp panel structure of traditional energy-saving lamp pipe, for LED fluorescent tube and the power supply of traditional lamp panel is compatible, LED fluorescent tube profile is identical with traditional energy-saving lamp pipe with power supply interface.
In actual application, LED fluorescent tube need to be designed to single-ended power supply or both end power supplying mode, the inner cabling of traditional fluorescent tube lamp panel also will will be changed to single-ended or both end power supplying simultaneously.The existing single-ended power supply of lamp panel of current LED fluorescent tube on the market also has both end power supplying, if lamp panel is to adopt both end power supplying, the LED fluorescent tube of buying adopts single-ended power supply, when by LED fluorescent tube access lamp panel, LED fluorescent tube is not worked, therefore when buying LED fluorescent tube, select corresponding supply power mode according to actual conditions.When existing LED fluorescent tube adopts both end power supplying, easily by two power supply pin-strappings of each port in LED fluorescent tube together, this can cause short circuit, directly burns lamp panel, and then causes the generation of security incident.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of LED fluorescent tube of self adaptation list both end power supplying is provided, during its application, be both applicable to the lamp panel of single-ended power supply, be applicable to again the lamp panel of both end power supplying, and when it adopts both end power supplying mode, can avoid short circuit, and then can avoid line short to cause lamp panel to damage.
The purpose of this utility model is achieved through the following technical solutions: a kind of LED fluorescent tube of self adaptation list both end power supplying, comprise drive circuit and LED light source module, described drive circuit comprises two inputs and two outputs, two inputs of drive circuit are all connected with two conductive electrode films, and two outputs of drive circuit are connected with LED light source module.Wherein, two inputs of drive circuit are respectively positive-negative input end, the quantity of the conductive electrode film that drive circuit positive input terminal connects is two, and the quantity of the conductive electrode film that drive circuit negative input end connects is also two, and in the utility model, conductive electrode film quantity is altogether four.
A LED fluorescent tube for self adaptation list both end power supplying, also comprises rectification unit, and described rectification unit comprises two inputs and two outputs, and two outputs of rectification unit and two inputs of drive circuit connect one to one; The quantity of described rectification unit is two, and described conductive electrode film is connected with drive circuit by being connected to the input of rectification unit, a conductive electrode film of the corresponding connection of each input of each rectification unit.Because rectification unit is provided with two inputs, so, the quantity of the conductive electrode film that each rectification unit connects is two.
As preferably, described rectification unit is bridge rectifier.
At rectification unit, by input, alternating current of the present utility model carries out after rectification, and for guaranteeing the driving to LED light source module, described drive circuit is constant-current driving power supply.
As another kind of execution mode of the present utility model, described drive circuit is AC driven power.Wherein, drive circuit adopts AC driven power, in present embodiment, does not comprise rectification unit.
A kind of LED fluorescent tube of self adaptation list both end power supplying, also comprise two lamp holders, the conductive electrode film that described drive circuit connects is divided into two groups of conductive electrode film groups, every group of conductive electrode film group includes a conductive electrode film being connected with drive circuit positive input terminal and a conductive electrode film being connected with drive circuit negative input end, and two groups of conductive electrode film groups are separately fixed on two lamp holders.The utility model is fixing to conductive electrode film by lamp holder, convenient while making the utility model application; When the utility model is provided with rectification unit, two conductive electrode films that each rectification unit connects are one group of conductive electrode film group.
A LED fluorescent tube for self adaptation list both end power supplying, also comprises two lamp panel supports, in described lamp holder access lamp panel support.
For the ease of external power supply, described lamp panel support is equipped with two access wires, described lamp holder is by conductive electrode film group access lamp panel support, and in described lamp panel support, two conductive electrode films of the conductive electrode film group of access are connected with two access wires in this lamp panel support respectively.If adopt single-ended power supply during the utility model application, in a lamp panel support of any one lamp holder access, if adopt both end power supplying, two lamp holders are accessed respectively in two lamp panel supports.
As a kind of execution mode of LED light source module in the utility model, described LED light source module consists of single low-voltage LED light source.
As the another kind of execution mode of LED light source module in the utility model, described LED light source module adopts the high-voltage LED module of COB encapsulation.
Compared with prior art, the utlity model has following beneficial effect: (1) the utility model comprises drive circuit and LED light source module, wherein, two inputs of drive circuit are all connected with two conductive electrode films, two outputs of drive circuit are connected with LED light source module, the utility model adopts said structure, overall structure is simple, be convenient to realize, cost is low, when the utility model is applied, if lamp panel adopts single-ended power supply, the conductive electrode film that conductive electrode film that the positive input terminal of drive circuit in the utility model is connected and the negative input end of drive circuit are connected connects respectively live wire and the zero line of civil power, and provide pulsating current by civil power for drive circuit, assurance the utility model is normally worked, if lamp panel adopts both end power supplying, two conductive electrode films that the positive input terminal of drive circuit is connected connect respectively live wire and the zero line of civil power, two conductive electrode films that the negative input end of drive circuit is connected also connect respectively live wire and the zero line of civil power, and be that by civil power two conductive electrode films that connect live wires provide a pulsating current, and guarantee normal work of the present utility model by drive circuit driving LED light source module.So, the utility model had both been applicable to the lamp panel of single-ended power supply, was also applicable to the lamp panel of both end power supplying.
(2) two conductive electrode films that when the utility model adopts both end power supplying, drive circuit positive input terminal or negative input end connect connect respectively zero line and the live wire of civil power, the zero line that connects civil power during the utility model application has two circuits, the live wire that connects civil power also has two circuits, so, even if disconnect a circuit, can not impact work of the present utility model yet.
(3) when the utility model adopts both end power supplying, make two conductive electrode films that connect civil power live wire be distributed in the same side, and make two conductive electrode films that connect civil power zero line be distributed in the same side, so can avoid short circuit, and then can avoid line short to cause lamp panel to damage, eliminated the existing potential safety hazard of line short circuit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation while lamp panel support not being set in Fig. 1;
Fig. 3 is the structural representation of lamp panel support in Fig. 1.
In accompanying drawing, the corresponding name of Reference numeral is called: 1, the first lamp panel support, the 2, second lamp panel support, the 3, first lamp holder, 4, the second lamp holder, 5, LED light source module, D1, the first diode, D2, the second diode, D3, the 3rd diode, D4, the 4th diode, D5, the 5th diode, D6, the 6th diode, D7, the 7th diode, D8, the 8th diode.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment 1
As shown in Figures 1 and 2, a kind of LED fluorescent tube of self adaptation list both end power supplying, comprises drive circuit and LED light source module 5, and wherein, LED light source module 5 consists of or adopt the high-voltage LED module of COB encapsulation single low-voltage LED light source.Drive circuit in the present embodiment is AC driven power, it comprises two inputs and two outputs, two inputs are respectively positive-negative input end, and the positive-negative input end of drive circuit is all connected with two conductive electrode films, and two outputs of drive circuit are connected with LED light source module 5.
During the present embodiment application, if lamp panel adopts single-ended power supply, the conductive electrode film that conductive electrode film that the positive input terminal of drive circuit is connected and the negative input end of drive circuit are connected connects respectively live wire and the zero line of civil power, and provide pulsating current by civil power for drive circuit, guarantee that the present embodiment normally works; If lamp panel adopts both end power supplying, two conductive electrode films that the positive input terminal of drive circuit is connected connect respectively live wire and the zero line of civil power, two conductive electrode films that the negative input end of drive circuit is connected also connect respectively live wire and the zero line of civil power, and be that by civil power two conductive electrode films that connect live wires provide a pulsating current, and by drive circuit driving LED light source module, guaranteed the normal work of the present embodiment.
Embodiment 2
As shown in Figures 1 and 2, the difference of the present embodiment and embodiment 1 is that the present embodiment has increased rectification unit on the basis of embodiment 1, and the drive circuit that the present embodiment adopts is constant-current driving power supply.Wherein, rectification unit comprises two inputs and two outputs, and two outputs of rectification unit and two inputs of drive circuit connect one to one.Rectification unit in the present embodiment is bridge rectifier, and the quantity of rectification unit is two, and conductive electrode film is connected with drive circuit by being connected to the input of rectification unit, a conductive electrode film of the corresponding connection of each input of each rectification unit.
Two rectification units are respectively the first rectification unit and the second rectification unit, wherein, the first rectification unit comprises the first diode D1, the second diode D2, the 3rd diode D3 and the 4th diode D4, and the second rectification unit comprises the 5th diode D5, the 6th diode D6, the 7th diode D7 and the 8th diode D8.Wherein, the negative pole of the first diode D1 in the present embodiment, the second diode D2, the 5th diode D5 and the 6th diode D6 connects, the positive pole of the 3rd diode D3, the 4th diode D4, the 7th diode D7 and the 8th diode D8 connects, the positive input terminal of drive circuit is connected with the negative pole of the first diode D1, the second diode D2, the 5th diode D5 and the 6th diode D6, and the negative input end of drive circuit is connected with the positive pole of the 3rd diode D3, the 4th diode D4, the 7th diode D7 and the 8th diode D8.One input of the first rectification unit is connected on the circuit between the first diode D1 positive pole and the 3rd diode D3 negative pole, and another input of the first rectification unit is connected on the circuit between the second diode D2 positive pole and the 4th diode D4 negative pole; One input of the second rectification unit is connected on the circuit between the 5th diode D5 positive pole and the 7th diode D7 negative pole, and another input of the second rectification unit is connected on the circuit between the 6th diode D6 positive pole and the 8th diode D8 negative pole.
If pass through the single-ended power supply of the first rectification unit during the present embodiment application, the conductive electrode film that the input that accesses circuit between the first diode D1 positive pole and the 3rd diode D3 negative pole in the first rectification unit is connected connects the live wire of civil power, the conductive electrode film that the input that accesses circuit between the second diode D2 positive pole and the 4th diode D4 negative pole in the first rectification unit is connected connects the zero line of civil power, the direct current of pulsation is provided for drive circuit after the first rectification unit rectification, drives the present embodiment normally to work; If by the single-ended power supply of the second rectification unit, the conductive electrode film that the input that accesses circuit between the 6th diode D6 positive pole and the 8th diode D6 negative pole in the second rectification unit is connected connects the live wire of civil power, the conductive electrode film that the input that accesses circuit between the 5th diode D5 positive pole and the 7th diode D7 negative pole in the second rectification unit is connected connects the zero line of civil power, the direct current of pulsation is provided for drive circuit after the second rectification unit rectification, drives the present embodiment normally to work.
If adopt two ends power supply during the present embodiment application, the live wire of the conductive electrode film access civil power that two inputs of the first rectification unit are connected is, the conductive electrode film that two inputs of the second rectification unit connect accesses the zero line of civil power, or the zero line of the conductive electrode film access civil power that two inputs of the first rectification unit are connected is, the live wire of the conductive electrode film access civil power that two inputs of the second rectification unit connect.Civil power, through the rectification circuit of the first rectification unit and the second rectification unit formation, provides the direct current of a pulsation to drive circuit, and by 5 work of drive circuit driving LED light source module.Even if occur during the present embodiment application that the first rectification unit only has an input and civil power zero line or live wire to connect, or the second rectification unit only has an input and civil power zero line or live wire to connect, also can guarantee current flowing in the present embodiment, and provide the direct current of a pulsation for drive current, while so, further guaranteeing the present embodiment application, can normally work.
Embodiment 3
As Fig. 1, shown in Fig. 2 and Fig. 3, the present embodiment has carried out following improvement on the basis of embodiment 1 or embodiment 2: the present embodiment also comprises two lamp holders and two lamp panel supports, two lamp panel supports are the first lamp panel support 1 and the second lamp panel support 2, two lamp holders are the first lamp holder 3 and the second lamp holder 4, wherein, the conductive electrode film that drive circuit connects is divided into two groups of conductive electrode film groups, every group of conductive electrode film group includes a conductive electrode film being connected with drive circuit positive input terminal and a conductive electrode film being connected with drive circuit negative input end, two groups of conductive electrode film groups are separately fixed on the first lamp holder 3 and the second lamp holder 4.When the present embodiment is provided with rectification unit, two conductive electrode films that each rectification unit connects are one group of conductive electrode film group.Lamp panel support is provided with two access wires, and lamp holder is by conductive electrode film group access lamp panel support, and in lamp panel support, two conductive electrode films of the conductive electrode film group of access are connected with two access wires in this lamp panel support respectively.So, during the present embodiment application, by live wire or the zero line of two wire connection civil powers in lamp panel support, wiring is convenient.
The present embodiment is when concrete application, if adopt single-ended power supply, by the lamp panel support of the first lamp holder 3 or the external civil power of the second lamp holder 4 access; If employing both end power supplying, by first lamp holder 3 access the first lamp panel supports 1 or the second lamp panel support 2, in the lamp panel support that second 4, lamp holder access the first lamp holder 3 does not access.
Above content is the further description of the utility model being done in conjunction with concrete preferred implementation, can not assert that embodiment of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other execution modes that draw under the technical solution of the utility model, all should be included in protection range of the present utility model.
Claims (9)
1. the LED fluorescent tube of a self adaptation list both end power supplying, it is characterized in that: comprise drive circuit and LED light source module (5), described drive circuit comprises two inputs and two outputs, two inputs of drive circuit are all connected with two conductive electrode films, and two outputs of drive circuit are connected with LED light source module (5); Also comprise rectification unit, described rectification unit comprises two inputs and two outputs, and two outputs of rectification unit and two inputs of drive circuit connect one to one; The quantity of described rectification unit is two, and described conductive electrode film is connected with drive circuit by being connected to the input of rectification unit, a conductive electrode film of the corresponding connection of each input of each rectification unit.
2. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 1, is characterized in that: described rectification unit is bridge rectifier.
3. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 1, is characterized in that: described drive circuit is constant-current driving power supply.
4. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 1, is characterized in that: described drive circuit is AC driven power.
5. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 1, it is characterized in that: also comprise two lamp holders, the conductive electrode film that described drive circuit connects is divided into two groups of conductive electrode film groups, every group of conductive electrode film group includes a conductive electrode film being connected with drive circuit positive input terminal and a conductive electrode film being connected with drive circuit negative input end, and two groups of conductive electrode film groups are separately fixed on two lamp holders.
6. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 5, is characterized in that: also comprise two lamp panel supports, in described lamp holder access lamp panel support.
7. the LED fluorescent tube of a kind of self adaptation list both end power supplying according to claim 6, it is characterized in that: described lamp panel support is equipped with two access wires, described lamp holder is by conductive electrode film group access lamp panel support, and in described lamp panel support, two conductive electrode films of the conductive electrode film group of access are connected with two access wires in this lamp panel support respectively.
8. according to the LED fluorescent tube of a kind of self adaptation list both end power supplying described in any one in claim 1～7, it is characterized in that: described LED light source module (5) consists of single low-voltage LED light source.
9. according to the LED fluorescent tube of a kind of self adaptation list both end power supplying described in any one in claim 1～7, it is characterized in that: described LED light source module (5) adopts the high-voltage LED module of COB encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320768559.XU CN203734877U (en) | 2013-11-29 | 2013-11-29 | Self-adapting single-double end power supply type LED fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320768559.XU CN203734877U (en) | 2013-11-29 | 2013-11-29 | Self-adapting single-double end power supply type LED fluorescent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203734877U true CN203734877U (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320768559.XU Expired - Lifetime CN203734877U (en) | 2013-11-29 | 2013-11-29 | Self-adapting single-double end power supply type LED fluorescent tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203734877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235779A (en) * | 2014-09-15 | 2014-12-24 | 中山市乔森电气有限公司 | Single-double end electrified LED (Light-Emitting Diode) lamp tube |
| CN105007669A (en) * | 2015-08-06 | 2015-10-28 | 桂林海威科技有限公司 | LED fluorescent lamp tube interface circuit |
-
2013
- 2013-11-29 CN CN201320768559.XU patent/CN203734877U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235779A (en) * | 2014-09-15 | 2014-12-24 | 中山市乔森电气有限公司 | Single-double end electrified LED (Light-Emitting Diode) lamp tube |
| CN105007669A (en) * | 2015-08-06 | 2015-10-28 | 桂林海威科技有限公司 | LED fluorescent lamp tube interface circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self-adapting single-double end power supply type LED fluorescent tube Effective date of registration: 20140930 Granted publication date: 20140723 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2014510000025 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150401 Granted publication date: 20140723 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2014510000025 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self-adapting single-double end power supply type LED fluorescent tube Effective date of registration: 20150403 Granted publication date: 20140723 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2015510000012 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170814 Granted publication date: 20140723 Pledgee: The Agricultural Bank of Chengdu branch of Limited by Share Ltd. Chinese Sichuan Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2015510000012 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self-adapting single-double end power supply type LED fluorescent tube Effective date of registration: 20180206 Granted publication date: 20140723 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2018510000013 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190402 Granted publication date: 20140723 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2018510000013 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self-adapting single-double end power supply type LED fluorescent tube Effective date of registration: 20190408 Granted publication date: 20140723 Pledgee: SICHUAN ENERGY INDUSTRY INVESTMENT GROUP CO.,LTD. Pledgor: SICHUAN SUNFOR LIGHT Co.,Ltd. Registration number: 2019510000043 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
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| CX01 | Expiry of patent term |