CN209991250U - LED lamp string - Google Patents
LED lamp string Download PDFInfo
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- CN209991250U CN209991250U CN201920425914.0U CN201920425914U CN209991250U CN 209991250 U CN209991250 U CN 209991250U CN 201920425914 U CN201920425914 U CN 201920425914U CN 209991250 U CN209991250 U CN 209991250U
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Abstract
The utility model relates to a LED lamp cluster, including anodal wire, negative pole wire and a plurality of LED luminous paster, the LED luminous paster positive negative pole is direct respectively to be connected with anodal wire and negative pole wire, LED luminous paster, be located near the LED luminous paster part anodal wire, be located near the LED luminous paster part negative pole wire all directly accomplishes whole cladding through molding lamp pearl, the LED luminous paster includes at least one LED luminous paster unit. The utility model adopts the patch connecting structure, is directly connected with the wire, does not need a pin bracket, improves the processing convenience and rapidity, is favorable for sorting the LED color and improves the luminous consistency; in addition, encapsulation is directly completed through the modeling lamp beads, and pins are replaced by wires, so that the attractiveness of the appearance of the modeling lamp beads is ensured, the processing procedures are reduced, and the processing cost is reduced.
Description
Technical Field
The utility model relates to a LED technical field, in particular to LED lamp cluster.
Background
The LED is called a Light Emitting Diode (LED) in english, and is a new solid light source. Since the birth of the 20 th century 60 years, roseov (lossen. o.w) in 1923 had light emission in P-N junctions with impurities when semiconductor SiC was studied, and light emitting diodes were studied and were not paid attention. With the rapid development of the electronic industry, in the 60 s, the attention of people on the LED is gradually paid to the rapid development of the display technology. The LED has the advantages of long service life (more than 100,000 000 Hrs), low driving voltage (1.8-4.5V), less power consumption (40-1000 mW), small relative cold light source radiation, high lighting speed (the time constant is 10 < -7 > to 10 < -9 > S), avoidance of suspected lighting effect, small volume, multiple colors, excellent shock resistance (all-solid encapsulation, difficult damage), excellent monochromaticity (stable light-emitting wavelength), green and no pollution.
The LED lamp string is formed by connecting a plurality of LED lamp beads, is usually used for the scene decoration of various festivals such as Christmas and the like, is applied to home decoration, city brightening engineering and various entertainment activity places, has incomparable advantages with the traditional incandescent lamp string, has bright color, can realize various changes of color and effectively reduce energy consumption, can play a role of illumination, has a decoration role of adding festivals atmosphere to different programs and different occasions, is usually a straight-insertion-shaped LED lamp bead as shown in figure 4, comprises two long and thin pin supports, is connected with LED light-emitting elements, and then encapsulates part of the pin supports and the LED light-emitting elements by materials such as epoxy resin and the like to form a modeling lamp bead, thereby forming the whole LED lamp bead, the product has high requirement on the forming precision of the pins, and the consistency of the color and the brightness of the direct-insert LED is relatively poor due to the forming precision of the pins (the part connected with the LED light-emitting element) in the automatic production; in addition, in the packaging structure of the LED lamp in the prior art, the LED chip is mounted on the surface mount type LED support in a pasting mode, a special LED die top packaging rubber die top is formed on the LED support through die top equipment, or LED forming silica gel is dotted on the LED support in a dispensing forming mode, so that an LED lens is formed on the LED support in a die top forming mode, the LED chip is packaged on the LED support, and the frame changing step and the frame changing process can be completed only by adopting an independent LED support.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LED lamp cluster for solve above-mentioned technical problem, have processing convenience, LED luminous performance uniformity is good, the characteristics of low in manufacturing cost.
The utility model provides a technical problem can adopt following technical scheme to realize:
the LED lamp string comprises an anode wire, a cathode wire and a plurality of LED light-emitting patches, wherein the anode and the cathode of each LED light-emitting patch are respectively and directly connected with the anode wire and the cathode wire, each LED light-emitting patch, a part of anode wires near the LED light-emitting patches and a part of cathode wires near the LED light-emitting patches are all directly coated by a modeling lamp bead, and each LED light-emitting patch comprises at least one LED light-emitting patch unit.
The LED light-emitting patches are located at turning positions of the positive electrode lead and the negative electrode lead and are arranged in a reversed U shape, and two sides of the positive electrode lead and two sides of the negative electrode lead respectively extend to the outer sides of the bottoms of the modeling lamp beads.
The modeling lamp beads coated with the LED light-emitting patches are connected in series.
The positive lead and the negative lead are one or more of copper wires, silver wires and copper enameled wires.
The modeling lamp bead is one or more of a round head shape, an ellipse, an inward concave shape, a bullet head shape, a straw hat shape, a diamond shape and a polygon.
The light-emitting plate in the LED light-emitting patch faces to the top end of the modeling lamp bead.
And the outer surfaces of the positive electrode lead and the negative electrode lead are covered with insulating coatings.
And the single modeling lamp bead is used for coating the two LED light-emitting patch units.
And the single modeling lamp bead is used for coating the three LED light-emitting patch units.
Compared with the prior art, the utility model have following outstanding advantage and effect: the utility model adopts the patch connecting structure, and is directly connected with the wire without a pin bracket, thereby improving the processing convenience and rapidity, being beneficial to sorting the LED color and improving the luminous consistency; in addition, encapsulation is directly completed through the modeling lamp beads, and pins are replaced by wires, so that the attractiveness of the appearance of the modeling lamp beads is ensured, the processing procedures are reduced, and the processing cost is reduced.
The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.
Drawings
Fig. 1 is a schematic exploded view of the present invention;
fig. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
FIG. 4 is a schematic diagram of the overall structure of the prior art product;
wherein, 1, a positive electrode lead; 2. a negative electrode lead; 3. a modeling lamp bead; 4. LED luminous paster unit.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1
As shown in fig. 1 to 3, this embodiment discloses an LED light string, which includes an anode wire, a cathode wire, and a plurality of LED light-emitting patches, wherein the anode and the cathode of each LED light-emitting patch are directly connected to the anode wire and the cathode wire, respectively, the LED light-emitting patches, a part of the anode wire near the LED light-emitting patches, and a part of the cathode wire near the LED light-emitting patches are all directly coated by a molding bead, and each LED light-emitting patch includes at least one LED light-emitting patch unit.
In the structure, the LED luminous patches are connected with the anode lead and the cathode lead by utilizing the existing LED patch machine, wherein the number of the LED luminous patch units in the single preferred modeling lamp bead is usually 2.
Preferably, the LED light-emitting patches are located at the turning positions of the anode lead and the cathode lead and are arranged in a reversed U shape, and two sides of the anode lead and the cathode lead respectively extend to the outer side of the bottom of the modeling lamp bead.
Preferably, the modeling lamp beads coated with the LED light-emitting patches are connected in series.
Preferably, the positive lead and the negative lead are one or more of a copper wire, a silver wire and a copper enameled wire, and the outer surfaces of the positive lead and the negative lead are covered with an insulating coating, which is usually an insulating lead commonly used in the prior art, and the insulating coating is usually resin, plastic, silicone rubber, PVC and the like.
Preferably, the modeling lamp bead is one or more of a round head shape, an ellipse, an inward concave shape, a bullet head shape, a straw hat shape, a diamond shape and a polygon.
Preferably, the light-emitting plate in the LED light-emitting patch faces the top end part of the modeling lamp bead.
Preferably, a single modeling lamp bead is used for coating two LED light-emitting patch units.
Preferably, a single modeling lamp bead is used for coating three LED light-emitting patch units.
By optimizing the product structure, the processing procedure of the product is simplified, the processing cost is reduced, and the production efficiency is improved.
The utility model adopts the patch connecting structure, is directly connected with the wire, does not need a pin bracket, improves the processing convenience and rapidity, is favorable for sorting the LED color and improves the luminous consistency; in addition, encapsulation is directly completed through the modeling lamp beads, and pins are replaced by wires, so that the attractiveness of the appearance of the modeling lamp beads is ensured, the processing procedures are reduced, and the processing cost is reduced.
Example 2
The embodiment discloses a processing technology of an LED lamp string, which comprises the following steps:
s1, sorting the LED luminous patch units by adopting a photoelectric color separator, and sorting the LED luminous patch units with corresponding colors according to the process requirements;
s2, attaching the LED luminous patch units with the corresponding colors to the positive lead and the negative lead through an LED patch machine;
s3, coating solder paste on the positive electrode lead and the negative electrode lead through a solder paste printer, wherein a plurality of contact surfaces are respectively arranged on the positive electrode lead and the negative electrode lead through polishing, the contact surfaces are conductive surfaces, and the solder paste is coated on the contact surfaces;
s4, connecting the contact surfaces of the positive lead and the negative lead to the positive end and the negative end of the LED light-emitting patch unit, heating the contact surfaces until the solder paste is fused, and then cooling the contact surfaces to ensure that the positive lead is welded and fixed with the positive end of the LED light-emitting patch unit and the negative lead is welded and fixed with the negative end of the LED light-emitting patch unit;
and S5, after the welding is completed, connecting a plurality of LED light-emitting patch units on the positive wire and the negative wire, dividing the LED light-emitting patch units into a plurality of LED light-emitting patches, embedding a single LED or a plurality of light-emitting patches and the positive wire and the negative wire which are positioned near the two ends of the LED light-emitting patches into a molding cavity in an injection mold, obtaining a molding lamp bead through injection molding, and completing packaging of the single LED light-emitting patch and the positive wire and the negative wire which are positioned near the two ends of the LED light-emitting patch, thereby obtaining the whole LED lamp string.
The number of the LED luminous patches is an integral multiple of the number of the LED luminous patch units, and is usually 2 times.
By optimizing the processing technology, the processing and forming of the LED lamp beads in the product are greatly different from the traditional LED lamp beads (as shown in figure 4), and the LED luminous patch units of the existing patch type structure are usually used on an FPC board or a PCB board to form a lamp strip or a lamp belt; through the optimal design, carry out molding lamp pearl processing with LED luminous paster unit to form the LED lamp pearl that has molding lamp pearl structure, and it in the course of working, can carry out the color and luster in earlier stage and select separately, then utilize positive negative pole wire to realize positive negative pole welding, and directly form molding lamp pearl through moulding plastics after bending, its processing step is few, low in production cost, the color and luster is selected separately and is convenient for unified planning.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (9)
1. The utility model provides a LED lamp cluster, includes anodal wire, negative pole wire and a plurality of LED luminous paster, its characterized in that: the LED light-emitting patch comprises an LED light-emitting patch body, wherein the LED light-emitting patch body comprises an anode wire, a cathode wire and an LED light-emitting patch, the anode wire and the cathode wire are respectively and directly connected with the anode wire and the cathode wire, the LED light-emitting patch body, part of the anode wire and part of the cathode wire are located near the LED light-emitting patch body, the cathode wire and the cathode wire are located near the LED light-emitting patch body, all the.
2. The LED light string of claim 1, wherein: the LED light-emitting patches are located at turning positions of the positive electrode lead and the negative electrode lead and are arranged in a reversed U shape, and two sides of the positive electrode lead and two sides of the negative electrode lead respectively extend to the outer sides of the bottoms of the modeling lamp beads.
3. The LED light string of claim 1, wherein: the modeling lamp beads coated with the LED light-emitting patches are connected in series.
4. The LED light string of claim 1, wherein: the positive lead and the negative lead are one or more of copper wires, silver wires and copper enameled wires.
5. The LED light string of claim 1, wherein: the modeling lamp bead is one or more of a round head shape, an ellipse, an inward concave shape, a bullet head shape, a straw hat shape and a polygon.
6. The LED light string of claim 1, wherein: the light-emitting plate in the LED light-emitting patch faces to the top end of the modeling lamp bead.
7. The LED light string according to any one of claims 1 or 4, wherein: and the outer surfaces of the positive electrode lead and the negative electrode lead are covered with insulating coatings.
8. The LED light string according to any one of claims 1 to 6, wherein: and the single modeling lamp bead is used for coating the two LED light-emitting patch units.
9. The LED light string according to any one of claims 1 to 6, wherein: and the single modeling lamp bead is used for coating the three LED light-emitting patch units.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920425914.0U CN209991250U (en) | 2019-03-29 | 2019-03-29 | LED lamp string |
Applications Claiming Priority (1)
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CN201920425914.0U CN209991250U (en) | 2019-03-29 | 2019-03-29 | LED lamp string |
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CN209991250U true CN209991250U (en) | 2020-01-24 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109945092A (en) * | 2019-03-29 | 2019-06-28 | 临海市大为光电科技有限公司 | A kind of LED light string and its processing technology |
US20230128538A1 (en) * | 2021-10-25 | 2023-04-27 | Linhai Dafan Electronic & Technological Co.,Ltd | Led lamp string and processing technique thereof |
-
2019
- 2019-03-29 CN CN201920425914.0U patent/CN209991250U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109945092A (en) * | 2019-03-29 | 2019-06-28 | 临海市大为光电科技有限公司 | A kind of LED light string and its processing technology |
US20230128538A1 (en) * | 2021-10-25 | 2023-04-27 | Linhai Dafan Electronic & Technological Co.,Ltd | Led lamp string and processing technique thereof |
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Denomination of utility model: A kind of LED light string Effective date of registration: 20221020 Granted publication date: 20200124 Pledgee: Zhejiang Rural Commercial Bank of China branch of Limited by Share Ltd. Pledgor: LINHAI DAWEI OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Registration number: Y2022330002746 |