CN103499045A - LED lamp string with constant-current power supply and manufacturing methods thereof - Google Patents
LED lamp string with constant-current power supply and manufacturing methods thereof Download PDFInfo
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- CN103499045A CN103499045A CN201310452687.8A CN201310452687A CN103499045A CN 103499045 A CN103499045 A CN 103499045A CN 201310452687 A CN201310452687 A CN 201310452687A CN 103499045 A CN103499045 A CN 103499045A
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Abstract
The invention relates to LEDs, and discloses an LED lamp string with constant-current power supply. The LED lamp string comprises a plurality of lamp string units which are connected in series and energized by a constant-current drive circuit. The lamp string units are formed by connecting in parallel a plurality of LEDs. All LED lamps of the lamp strings of any lengths are basically identical in brightness, the LEDs are connected in parallel and then are connected in series, so that a good light-emitting effect is achieved, and meanwhile, if one or more LED lamps are damaged due to short circuit or circuit break, the overall light-emitting performance can not be affected. The invention further discloses two methods for manufacturing the LED lamp string which is welded on two wires. One method is that the lamp string units are simply disconnected and then are connected in staggered mode, and the other method is that the adjacent lamp string units are welded in a staggered mode and then one wire is disconnected. The LED lamp string has the advantages that manufacturing is simple, cost is low, the length is variable, and luminosity uniformity is good.
Description
Technical field
The present invention relates to LED, especially relate to a kind of LED lamp string and manufacture method thereof that adopts constant current-supplying.
Background technology
Along with socioeconomic fast development, LED is as the powerful of exploitation and decoration, uses more and more generally, become corporate identify publicity and the indispensable a beautiful landscape line in beautifying city.Along with increasingly sharpening of every profession and trade product, service competition, the publicity image of how for oneself corporate image, commodity, sign, building a uniqueness attracts consumer's eyeball, branding strategy has become the most important thing of marketing work, and the various vivid propagandizing forms such as " outdoor tag system " and printed matter have embodied its irreplaceable effect day by day.The LED lamp string product various places that have been widely used.
Now the LED lamp string on market mainly divides two kinds of LED flexible light string and the hard lamp strings of LED, and its difference is as follows: 1, the flexible LED lamp string is that employing FPC does the assembling wiring board, with paster LED, is assembled, and the thickness of its product is only the thickness of one piece of coin, does not take up space; General specification has long 12 LEDs of 30cm, 24 LEDs and long 15 LEDs of 50cm, 30 LEDs etc.Also have 60cm, 80cm etc., different users has different specifications.And can arbitrarily cut off, also can extend arbitrarily and luminous unaffected.2, the hard lamp string of LED is to do the assembling wiring board with the PCB hardboard, and the useful paster LED of LED is assembled, and also useful straight cutting LED is assembled, optionally different and adopt different elements.The advantage of hard lamp string is to fix than being easier to, and processing and installation are all more convenient; Shortcoming is can not be arbitrarily crooked, is not suitable for irregular place.Hard lamp string has a good multiple specification such as 12 LEDs, 30 LEDs, 36 LEDs, 54 LEDs with paster LED; With the different sizes such as 18,24,36,48 that have of straight cutting LED, the positive side that also has is arranged, lateral emitting be again the Wall-shaped lamp string.The processing technology of these two kinds of lamp strings is complicated, cost is higher.
Summary of the invention
For overcoming above-mentioned shortcoming, the invention provides a kind of process simple, cost is low, have indivedual lamps to damage the LED lamp string of the employing constant current-supplying that can not affect the Integral luminous performance.
The objective of the invention is to realize by following technical measures, a kind of LED lamp string that adopts constant current-supplying, comprise that described lamp string location is comprised of a plurality of LED that are connected in parallel by a plurality of lamp string locations of the series connection of a constant-current drive circuit power supply.
As a kind of optimal way, described lamp string location is welding in parallel LED module in the circuit board.
Described wiring board is preferably PCB or FPC.
As another kind of optimal way, described lamp string location is that the same intervals parallel connection is welded on the LED lamp on two wires.
As a kind of optimal way, two wires of described lamp string location welding can be two single lines separately, can be also two doublings; The LED lamp that described lamp string location is used is straight cutting or bonded LED lamp pearl.
As a kind of optimal way, the output current of described constant-current drive circuit, the rated current of the LED in described lamp string location and the quantity of LED determine, are not more than LED quantity * LED rated current.
As a kind of optimal way, the power output of described constant-current drive circuit, be the general power of all LED lamps in the LED lamp string of described employing constant current-supplying.
The invention also discloses the method that two kinds of manufactures are welded on the LED lamp string on two wires.
Wherein a kind of method comprises the steps:
1), two wires that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), at corresponding pad, insert successively LED, the positive and negative pin of LED is inserted in respectively on the corresponding pad of two wires, and by its welding;
3), the electric wire that by the LED quantity of each lamp string location parallel connection, will weld LED disconnects, and forms the unit separated;
4), the first lamp string location is welded to electric wire one end of a polarity LED pin as input, the first lamp string location welds the other end of another electric wire of another polarity LED pin and the electric wire of the second lamp string location welding opposite polarity LED pin is electrically connected, the second lamp string location welds the other end of electric wire of another polarity LED pin and the electric wire of the 3rd lamp string location welding opposite polarity LED pin is electrically connected, and is in turn connected to form a lamp string;
Intercept a plurality of lamp string locations of above-mentioned connection while 5), using by use length, the input of the first lamp string location is connected to a utmost point of constant-current drive circuit output, the tail end of the electric wire that is not connected with a upper lamp string location in back light string location is connected to another utmost point of constant-current drive circuit output by another wire.
Another kind method comprises the steps:
1), two wires that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), by the desired LED quantity of each lamp string location, insert successively LED at corresponding pad; Wherein, the positive and negative pin of the LED of same lamp string location is inserted in respectively on the corresponding pad of two wires, and the positive and negative pin of the LED of adjacent lamps string location oppositely is inserted on the corresponding pad of two wires, and by its welding;
3), the adjacent lamps string location is welded to the wherein disconnection in the electric wire of LED, the electric wire that next adjacent lamps string location disconnects be another wire, makes the adjacent lamps string location only have a wire connection;
Intercept a plurality of lamp string locations of above-mentioned connection while 4), using by use length, the head end of the electric wire that is not connected with next lamp string location in the first lamp string location is connected to a utmost point of constant-current drive circuit output, the tail end of the electric wire that is not connected with a upper lamp string location in back light string location is connected to another utmost point of constant-current drive circuit output by another wire.
The present invention adopts constant current-supplying, no matter the electric current that the lamp string how long, is added on each LED lamp is basic identical, thereby makes the luminous brightness of each LED lamp basic identical; The present invention adopts the frame mode of connecting again after a plurality of LED parallel connections, no matter be to be used in to decorate or form on outline line to have and have good effect, the present invention simultaneously wherein or plurality of LEDs lamp damaged (short circuit or open circuit) can not affect the Integral luminous performance; The present invention welds many group lamp string locations on two wires, no matter by being cross-linked after simple disconnection, or disconnect the wherein mode of single line after the staggered welding of adjacent cells, all make that the present invention has advantages of that processing is simple, cost is low, variable-length, luminosity high conformity, thereby make the present invention there is the great market competitiveness.
The accompanying drawing explanation
The FPC modular structure schematic diagram that Fig. 1 is the embodiment of the present invention 1;
The use structural representation that Fig. 2 is the embodiment of the present invention 1;
The structural representation of the electric wire that is welded with the LED lamp that Fig. 3 is the embodiment of the present invention 2;
The structural representation that each lamp string location electric wire that Fig. 4 is the embodiment of the present invention 2 disconnects;
The structural representation that each lamp string location electric wire that Fig. 5 is the embodiment of the present invention 2 connects;
The use structural representation that Fig. 6 is the embodiment of the present invention 2;
The structural representation of the electric wire that is welded with the LED lamp that Fig. 7 is the embodiment of the present invention 3;
The structural representation that each lamp string location electric wire that Fig. 8 is the embodiment of the present invention 3 disconnects;
The use structural representation that Fig. 9 is the embodiment of the present invention 3;
The circuit theory schematic diagram that Figure 10 is the embodiment of the present invention 2 and embodiment 3.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention is described in further detail.
Embodiment 1
A kind of flexible LED strip that adopts constant current-supplying, with reference to figure 1, be mounted on four paster LED lamp 11 parallel connections on FPC plate 12 and form a FPC module 100, with reference to figure 2, each module series connection formed to a flexible LED strip; Intercept lamp bar respective length by use length during use, the positive pole 13 of the FPC module 100 of forefront is connected to the positive pole of constant-current drive circuit 300 outputs, the negative pole 14 of last FPC module is connected to the negative pole of constant-current drive circuit 300 outputs mutually by the loop line 15 of each module.
The hard LED lamp bar that also can adopt in other embodiments the paster LED that is welded on pcb board or plug-in unit LED to be processed into is equally within protection scope of the present invention; LED quantity in parallel can not limit protection scope of the present invention.
The present invention adopts constant current-supplying, no matter the electric current that the lamp string how long, is added on each LED lamp is basic identical, thereby makes the luminous brightness of each LED lamp basic identical; The present invention adopts the frame mode of connecting again after a plurality of LED parallel connections, no matter be to be used in to decorate or form on outline line to have and have good effect, the present invention simultaneously wherein or plurality of LEDs lamp damaged (no matter be short circuit or open circuit) can not affect the Integral luminous performance.
Embodiment 2
A kind of LED lamp string that adopts constant current-supplying, it is the LED lamp string be welded on two wires;
Its manufacture method comprises the steps: with reference to figure 3, Fig. 4, Fig. 5, Fig. 6 and Figure 10,
1), two wires 22,23 that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), with reference to figure 3, insert successively LED lamp 21 at corresponding pad, the positive and negative pin of LED lamp 21 is inserted in respectively on the corresponding pad of two wires 22,23, and by its welding;
3), with reference to figure 4, the electric wire that will weld LED by the LED lamp of three parallel connections of each lamp string location disconnects, and as the A section of Fig. 4, forms the lamp string location separated;
4), with reference to figure 5, using electric wire one end of the anodal pin of the first lamp string location welding LED as input, the other end of another electric wire of the first lamp string location welding LED negative pole pin and the electric wire of the anodal pin of the second lamp string location welding LED are electrically connected, the other end of the electric wire of the second lamp string location welding LED negative pole pin and the electric wire of the anodal pin of the 3rd lamp string location welding LED are electrically connected, be in turn connected to form a lamp string, as the A section of Fig. 5;
5), with reference to figure 6, intercept a plurality of lamp string locations of above-mentioned connection during use by use length, the input of the first lamp string location is connected to the positive pole of constant-current drive circuit 300 outputs, the tail end of the electric wire that is not connected with a upper lamp string location in back light string location is connected to constant-current drive circuit 300 outputs by another wire 24.
Embodiment 3
A kind of LED lamp string that adopts constant current-supplying, it is the LED lamp string be welded on two wires;
Its manufacture method comprises the steps: with reference to figure 7, Fig. 9, Fig. 9 and Figure 10,
1), two wires 32,33 that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), with reference to figure 7, by desired LED lamp 31 quantity of each lamp string location, each lamp string location is three LED lamp 31 in the present embodiment, at corresponding pad, inserts successively the LED lamp; Wherein, the positive and negative pin of three LED lamp of same lamp string location is inserted in respectively on the corresponding pad of two wires 32,33, and the positive and negative pin of adjacent lamps string location three LED lamp oppositely is inserted on the corresponding pad of two wires mutually, and by its welding; Also can wait and can fixing electric connection mode connect by grafting in other embodiments;
3), with reference to figure 8, electric wire between welding the first lamp string location LED negative pole pin and the anodal pin of the second lamp string location LED is disconnected, B section as Fig. 8, electric wire between welding the second lamp string location LED negative pole pin and the anodal pin of the 3rd lamp string location LED is disconnected, disconnect successively, make the adjacent lamps string location only have a wire to connect;
4), with reference to figure 9, intercept a plurality of lamp string locations of above-mentioned connection during use by use length, the head end of the anodal pin electric wire 33 of welding the first lamp string location LED is connected to the positive pole of constant-current drive circuit 300 outputs, by the tail end of the electric wire that is not connected with a upper lamp string location in back light string location by the negative pole of another wire 34 connection constant-current drive circuit 300 outputs.
Two wires of lamp string location welding can be two single lines separately, can be also two doublings; The LED lamp that the lamp string location is used can be that straight cutting can be also the bonded LED lamp pearl.
The output current of constant-current drive circuit, the rated current of the LED in the lamp string location and the quantity of LED determine, are not more than LED quantity * LED rated current; The power output of constant-current drive circuit is the general power of all LED lamps in the LED lamp string that adopts constant current-supplying.
The present invention welds many group lamp string locations on two wires, no matter by being cross-linked after simple disconnection, or disconnect the wherein mode of single line after the staggered welding of adjacent cells, all make that the present invention has advantages of that processing is simple, cost is low, variable-length, luminosity high conformity, thereby make the present invention there is the great market competitiveness.
More than to adopt LED lamp string and the manufacture method thereof of constant current-supplying to set forth to the present invention; for helping to understand the present invention; but embodiments of the present invention are not restricted to the described embodiments; anyly do not deviate from the change done under the principle of the invention, modification, substitute, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (9)
1. a LED lamp string that adopts constant current-supplying, is characterized in that: comprise that described lamp string location is comprised of a plurality of LED that are connected in parallel by a plurality of lamp string locations of the series connection of a constant-current drive circuit power supply.
2. the LED lamp string of employing constant current-supplying according to claim 1 is characterized in that: described lamp string location is welding in parallel LED module in the circuit board.
3. the LED lamp string of employing constant current-supplying according to claim 2, it is characterized in that: described wiring board is PCB or FPC.
4. the LED lamp string of employing constant current-supplying according to claim 1, it is characterized in that: described lamp string location is that the same intervals parallel connection is welded on the LED lamp on two wires.
5. the LED lamp string of employing constant current-supplying according to claim 4 is characterized in that: two wires of described lamp string location welding can be two single lines separately, can be also two doublings; The LED lamp that described lamp string location is used is straight cutting or bonded LED lamp pearl.
6. the LED lamp string of employing constant current-supplying according to claim 1 is characterized in that: the output current of described constant-current drive circuit, the rated current of the LED in described lamp string location and the quantity of LED determine, are not more than LED quantity * LED rated current.
7. the LED lamp string of employing constant current-supplying according to claim 1, it is characterized in that: the power output of described constant-current drive circuit is the general power of all LED lamps in the LED lamp string of described employing constant current-supplying.
8. manufacture the method for the LED lamp string of the employing constant current-supplying described in claim 4, it is characterized in that comprising the steps:
1), two wires that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), at corresponding pad, insert successively LED, the positive and negative pin of LED is inserted in respectively on the corresponding pad of two wires, and by its welding;
3), the electric wire that by the LED quantity of each lamp string location parallel connection, will weld LED disconnects, and forms the unit separated;
4), the first lamp string location is welded to electric wire one end of a polarity LED pin as input, the first lamp string location welds the other end of another electric wire of another polarity LED pin and the electric wire of the second lamp string location welding opposite polarity LED pin is electrically connected, the second lamp string location welds the other end of electric wire of another polarity LED pin and the electric wire of the 3rd lamp string location welding opposite polarity LED pin is electrically connected, and is in turn connected to form a lamp string;
Intercept a plurality of lamp string locations of above-mentioned connection while 5), using by use length, the input of the first lamp string location is connected to a utmost point of constant-current drive circuit output, the tail end of the electric wire that is not connected with a upper lamp string location in back light string location is connected to another utmost point of constant-current drive circuit output by another wire.
9. manufacture the method for the LED lamp string of the employing constant current-supplying described in claim 4, it is characterized in that comprising the steps:
1), two wires that will walk abreast are in the strip off of correspondence position interval, form a plurality of pads arranged side by side;
2), by the desired LED quantity of each lamp string location, insert successively LED at corresponding pad; Wherein, the positive and negative pin of the LED of same lamp string location is inserted in respectively on the corresponding pad of two wires, and the positive and negative pin of the LED of adjacent lamps string location oppositely is inserted on the corresponding pad of two wires, and by its welding;
3), the adjacent lamps string location is welded to the wherein disconnection in the electric wire of LED, the electric wire that next adjacent lamps string location disconnects be another wire, makes the adjacent lamps string location only have a wire connection;
Intercept a plurality of lamp string locations of above-mentioned connection while 4), using by use length, the head end of the electric wire that is not connected with next lamp string location in the first lamp string location is connected to a utmost point of constant-current drive circuit output, the tail end of the electric wire that is not connected with a upper lamp string location in back light string location is connected to another utmost point of constant-current drive circuit output by another wire.
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| CN201310452687.8A CN103499045B (en) | 2013-09-27 | 2013-09-27 | Use LED string and the manufacture method thereof of constant current-supplying |
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| CN201310452687.8A CN103499045B (en) | 2013-09-27 | 2013-09-27 | Use LED string and the manufacture method thereof of constant current-supplying |
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| CN103499045A true CN103499045A (en) | 2014-01-08 |
| CN103499045B CN103499045B (en) | 2016-12-07 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121512A (en) * | 2014-08-07 | 2014-10-29 | 东莞市闻誉实业有限公司 | LED flexible line lamp |
| CN105135258A (en) * | 2015-08-20 | 2015-12-09 | 深圳市栋梁光电科技有限公司 | LED lamp band |
| CN105156994A (en) * | 2015-06-03 | 2015-12-16 | 余姚市婉珍五金厂 | Manufacturing method for component of movie lamp which has integrated framework with power supply circuit |
| CN107559646A (en) * | 2017-09-26 | 2018-01-09 | 东莞市骏弘实业有限公司 | A kind of LED string and preparation method thereof |
| CN107606510A (en) * | 2017-09-29 | 2018-01-19 | 郑靛青 | A kind of parallel lamp string |
| CN109185737A (en) * | 2018-10-19 | 2019-01-11 | 江门市嘉胜照明有限公司 | A kind of LED circuit, wiring board and lamps and lanterns |
| CN113944893A (en) * | 2021-08-04 | 2022-01-18 | 崇义县精亿灯饰制品有限公司 | Module of LED lamp with at least three wires |
| WO2022048339A1 (en) * | 2020-09-02 | 2022-03-10 | 杭州昀芯光电科技有限公司 | Led patch flexible-wire light having series-parallel structure |
| WO2024104353A1 (en) * | 2022-11-16 | 2024-05-23 | 深圳市明九州照明科技有限公司 | Direct-current centralizedly-driven lighting system |
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| CN101598277A (en) * | 2009-07-09 | 2009-12-09 | 临海山河电子器件有限公司 | The LED lamp string of a kind of usefulness two wires |
| CN202048439U (en) * | 2011-04-15 | 2011-11-23 | 中山市欧曼科技照明有限公司 | High-voltage and constant-current LED surface-mounted lamp band |
| CN202647362U (en) * | 2012-04-20 | 2013-01-02 | 甄钊伟 | Colorful LED (light emitting diode) decorative lighting |
| CN203500936U (en) * | 2013-09-27 | 2014-03-26 | 刘爱国 | LED module with power supplied in constant-current mode and LED light string |
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| CN101598277A (en) * | 2009-07-09 | 2009-12-09 | 临海山河电子器件有限公司 | The LED lamp string of a kind of usefulness two wires |
| CN202048439U (en) * | 2011-04-15 | 2011-11-23 | 中山市欧曼科技照明有限公司 | High-voltage and constant-current LED surface-mounted lamp band |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121512A (en) * | 2014-08-07 | 2014-10-29 | 东莞市闻誉实业有限公司 | LED flexible line lamp |
| CN105156994A (en) * | 2015-06-03 | 2015-12-16 | 余姚市婉珍五金厂 | Manufacturing method for component of movie lamp which has integrated framework with power supply circuit |
| CN105135258A (en) * | 2015-08-20 | 2015-12-09 | 深圳市栋梁光电科技有限公司 | LED lamp band |
| CN107559646A (en) * | 2017-09-26 | 2018-01-09 | 东莞市骏弘实业有限公司 | A kind of LED string and preparation method thereof |
| CN107606510A (en) * | 2017-09-29 | 2018-01-19 | 郑靛青 | A kind of parallel lamp string |
| CN109185737A (en) * | 2018-10-19 | 2019-01-11 | 江门市嘉胜照明有限公司 | A kind of LED circuit, wiring board and lamps and lanterns |
| WO2022048339A1 (en) * | 2020-09-02 | 2022-03-10 | 杭州昀芯光电科技有限公司 | Led patch flexible-wire light having series-parallel structure |
| CN113944893A (en) * | 2021-08-04 | 2022-01-18 | 崇义县精亿灯饰制品有限公司 | Module of LED lamp with at least three wires |
| WO2024104353A1 (en) * | 2022-11-16 | 2024-05-23 | 深圳市明九州照明科技有限公司 | Direct-current centralizedly-driven lighting system |
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| CN103499045B (en) | 2016-12-07 |
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Effective date of registration: 20170117 Address after: 834700 Tacheng District, the Xinjiang Uygur Autonomous Region Buick street, No. 3, building 1, unit 3, No. 14 Patentee after: Chen Qing Address before: 830094 the Xinjiang Uygur Autonomous Region Urumqi shayibake barns Ditch Road No. 12, building 12, unit 3, No. 202 Patentee before: Yang Jinjun |
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Granted publication date: 20161207 Termination date: 20180927 |