CN108302353B - LED lamp strip - Google Patents
LED lamp strip Download PDFInfo
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- CN108302353B CN108302353B CN201810165330.4A CN201810165330A CN108302353B CN 108302353 B CN108302353 B CN 108302353B CN 201810165330 A CN201810165330 A CN 201810165330A CN 108302353 B CN108302353 B CN 108302353B
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- strip
- circuit
- insulating film
- transparent insulating
- power line
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- 239000011324 bead Substances 0.000 claims abstract description 46
- 239000011241 protective layer Substances 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 description 16
- 238000005520 cutting process Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
- F21S4/24—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
- F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to an LED lamp strip, which comprises a circuit strip, lamp beads, a conversion plug, a power line and a packaging jacket, wherein the circuit strip is formed by integrally stamping a flexible conductive metal strip, element lines are connected between a first power line and a second power line of the circuit strip, and each element line is provided with a lamp bead mounting area; the circuit belt is coated with a transparent insulating film and a plastic protective layer, the areas of the first power circuit and the second power circuit, which are not coated by the transparent insulating film, are used as a positive electrode connecting area and a negative electrode connecting area, and a positive electrode terminal and a negative electrode terminal are formed on the plastic protective layer; the first positive pin and the first negative pin of the conversion plug are welded with the positive terminal and the negative terminal respectively, the second positive pin and the second negative pin of the conversion plug are connected with one end of a power line respectively, the other end of the power line is provided with a plug for mains connection, and the circuit strip and the conversion plug are arranged in a transparent packaging jacket. The invention has the advantages of no need of printed circuit, less pollution and low cost.
Description
Technical Field
The invention relates to the field of lighting equipment, in particular to an LED lamp strip.
Background
The LED lamp strip has the advantages of long service life, energy conservation and environmental protection, is widely applied to the decorative lighting market, and the current LED flexible lamp strip is generally composed of lamp beads and a flexible circuit board (Flexible Printed Circuit, FPC for short), but various heavy metals and organic wastewater are discharged in the production process of a printed circuit of the flexible circuit board, the components are complex, the treatment difficulty is high, and metals in waste liquid and wastewater are discharged without treatment, so that waste and environmental pollution are caused. The production of the flexible circuit board (single-sided board production) mainly comprises the steps of cutting, drilling, pasting a dry film, aligning, exposing, developing, etching, stripping, surface treatment, pasting a covering film, pressing, curing, surface treatment, depositing nickel and gold, character printing, shearing, electric measurement, punching and the like, and has the advantages of multiple production steps and complex production flow.
Disclosure of Invention
The invention aims to solve the problem of providing the LED lamp strip which does not need a printed circuit, is simple to manufacture, has little pollution and is low in cost.
In order to solve the technical problems, the invention provides an LED lamp strip, which comprises a line strip, lamp beads, a conversion plug, a power line and a transparent packaging jacket, wherein the line strip is formed by integrally stamping a flexible conductive metal strip, the line strip is provided with a first power line and a second power line which are arranged along a parallel direction, and a plurality of element lines which are connected between the first power line and the second power line in parallel, each element line is provided with a plurality of lamp bead mounting areas which are arranged at equal intervals along the longitudinal direction of the line strip and can be used for connecting the lamp beads in series, and the lamp beads are attached to the lamp bead mounting areas;
the whole outer surfaces of the element circuit and the lamp beads and part of the outer surfaces of the first power circuit and the second power circuit are coated with transparent insulating films; the disconnection or punching areas among the first power supply line, the second power supply line and the element line are filled with the self material of the transparent insulating film;
a region of the first power supply line which is not covered by the transparent insulating film is used as a positive electrode connecting region, and a region of the second power supply line which is not covered by the transparent insulating film is used as a negative electrode connecting region;
the outer surface of the transparent insulating film except the area where the lamp beads are located is coated with a plastic protective layer, and the plastic protective layer forms two concave positive terminals on the positive connection areas corresponding to the two adjacent element lines; the plastic protective layer forms two concave negative terminals on the corresponding negative connecting areas between two adjacent element lines;
the output end of the conversion plug is provided with a first positive electrode pin and a first negative electrode pin, the input end of the conversion plug is provided with a second positive electrode pin and a second negative electrode pin, the first positive electrode pin is convexly matched with the positive electrode terminal in shape and welded, and the first negative electrode pin is convexly matched with the negative electrode terminal in shape and welded; the second positive electrode pin and the second negative electrode pin are respectively connected with one end of the power line, and the other end of the power line is provided with a plug for mains connection;
the transparent packaging jacket is provided with a sealing cavity for fixedly placing the circuit strip and the conversion plug.
As a preferable mode of the invention, the transparent insulating film is integrally injection molded on the basis of the circuit strip and the lamp beads.
As a preferred embodiment of the present invention, the plastic protective layer is integrally injection-molded on the basis of the wiring tape coated with the transparent insulating film.
As a preferable mode of the invention, the surface of the circuit strip is covered with a nickel plating layer.
In a preferred embodiment of the present invention, the upper and lower surfaces of the circuit strip are both planar.
As a preferable scheme of the invention, the thickness of the circuit belt is 0.1mm-1mm.
As a preferable mode of the present invention, when the output voltage of the first power supply line and the second power supply line is greater than the sum of rated voltages of the respective beads of each of the element lines, the LED lamp strip further includes a resistive element mounted on the element line and connected in series with the beads of the same element line.
As a preferable mode of the present invention, the transparent insulating film covers the entire outer surfaces of the element wire, the lamp bead, and the resistive element, and part of the outer surfaces of the first power wire and the second power wire.
As a preferable mode of the invention, the plastic protective layer is coated on the outer surface of the transparent insulating film except the areas where the lamp beads and the resistance elements are located.
As a preferable mode of the present invention, the transparent insulating film is integrally injection-molded on the basis of the wiring tape, the lamp beads and the resistive element.
Compared with the prior art, the LED lamp strip has the following beneficial effects:
(1) The circuit strip is integrally formed by stamping a flexible conductive metal strip, the overall circuit layout is accurate and stable, the production process is few, a printed circuit is not needed, waste materials are easy to recycle, environmental pollution is little, the automation or semi-automation of production is easy to realize, the production efficiency is improved, the labor intensity of workers is reduced, and the cost is saved; the use of a flexible conductive metal strip also ensures free bending and winding of the strip.
(2) Because there are more disconnection or punching area between component circuit and the power supply circuit, loose between the circuit easily, probably lead to lamp area short circuit or inefficacy, consequently fix power supply circuit, component circuit and lamp pearl into a whole through transparent insulating film, can not appear the loose phenomenon of circuit when guaranteeing the lamp area crooked, improve the flexibility of lamp area, and can play insulation protection effect.
(3) The arrangement of the plastic protective layer can play a role in further waterproof and insulation, and on the other hand, the circuit can be hidden in the plastic protective layer, so that the lamp strip is more attractive, and marks such as rated voltage, positive and negative electrodes, cutting lines and the like can be carried out on the surface of the plastic protective layer so as to meet the demands of different customers; in addition, the plastic protective layer is respectively arranged at the positive electrode terminal and the negative electrode terminal of the concave structure formed in the positive electrode connecting region and the negative electrode connecting region, so that positioning during soldering is facilitated, and the welding quality is improved.
(4) According to the invention, the first power line and the second power line are led out through the conversion plug, so that the positive electrode and the negative electrode of the circuit are conveniently connected with the power line connected with the mains supply at the same end, and meanwhile, the convex structures of the first positive electrode pin and the first negative electrode pin are matched with the concave structures of the positive electrode terminal and the negative electrode terminal to form a buckled fixing structure, so that the connection strength between the positive electrode pin and the negative electrode pin is improved, and the soldered part is effectively prevented from being disconnected under the action of external traction; in addition, two positive terminals and two negative terminals are arranged on the positive connection area and the negative connection area which correspond to each other between two adjacent element lines, so that cutting can be performed between the corresponding two positive terminals or the corresponding two negative terminals according to the size requirement of a customer in the production process, failure of a lamp strip caused by error cutting of the element lines is avoided, and modular production is realized.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of an LED light strip provided by the present invention;
FIG. 2 is a schematic diagram of a circuit strip according to the present invention;
FIG. 3 is a schematic view of a plastic protective layer according to the present invention;
fig. 4 is a schematic structural diagram of a conversion plug provided by the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
as shown in fig. 1 to 4, an LED strip comprises a strip 1, beads 2, a conversion plug 3, a power line 7 and a transparent packaging jacket 8, wherein the strip 1 is formed by integrally stamping a flexible conductive metal strip, the strip 1 is provided with a first power line 11 and a second power line 12 which are arranged along a parallel direction, and a plurality of element lines 13 which are connected in parallel between the first power line 11 and the second power line 12, each element line 13 is provided with a plurality of bead mounting areas which are arranged at equal intervals along the longitudinal direction of the strip 1 and can be used for connecting the beads 2 in series, and the beads 2 are attached to the bead mounting areas.
The circuit strip 1 is integrally formed by stamping a flexible conductive metal strip, the overall circuit layout is accurate and stable, the production process is few, a printed circuit is not needed, waste materials are easy to recycle, environmental pollution is little, the automation or semi-automation of production is easy to realize, the production efficiency is improved, the labor intensity of workers is reduced, and the cost is saved; the use of a flexible conductive metal strip also ensures free bending and winding of the strip.
The whole outer surfaces of the element line 13 and the lamp bead 2 and part of the outer surfaces of the first power line 11 and the second power line 12 are covered with the transparent insulating film 4 (the dotted line area shown in fig. 2); the disconnection or punching area between the first power supply line 11, the second power supply line 12 and the element line 13 is filled with the self material of the transparent insulating film 4. Because there are more disconnection or punching areas between the element circuit 13 and the power supply circuit, the circuit is easy to loosen, and the lamp strip is possibly short-circuited or invalid, the power supply circuit, the element circuit 13 and the lamp beads 2 are fixed into a whole through the transparent insulating film 4, the phenomenon that the circuit is loose when the lamp strip is bent is avoided, the flexibility of the lamp strip is improved, and the insulation protection function can be achieved.
The region of the first power supply line 11 not covered by the transparent insulating film 4 serves as a positive electrode connection region 111, and the region of the second power supply line 12 not covered by the transparent insulating film 4 serves as a negative electrode connection region 121.
The outer surface of the transparent insulating film 4 except the area where the lamp beads 2 are located is coated with a plastic protection layer 5, and the plastic protection layer 5 forms two concave positive terminals 51 on the positive electrode connection area 111 corresponding to the two adjacent element lines 13; the plastic protective layer 5 forms two concave negative terminals 52 on the negative connection regions 121 corresponding to between two adjacent element lines 13. Through the arrangement of the plastic protective layer 5, on one hand, the waterproof and insulating effects can be further achieved, on the other hand, the circuit can be hidden in the plastic protective layer 5, so that the lamp strip is more attractive, and marks such as rated voltage, positive and negative electrodes, cutting lines and the like can be carried out on the surface of the plastic protective layer 5, so that the requirements of different customers can be met; in addition, the plastic protection layer 5 is provided with the positive electrode terminal 51 and the negative electrode terminal 52 which are respectively formed in the positive electrode connection region 111 and the negative electrode connection region 121 and have concave structures, so that positioning during soldering is facilitated, and the welding quality is improved.
The output end of the conversion plug 3 is provided with a first positive electrode pin 31 and a first negative electrode pin 32, the input end of the conversion plug 3 is provided with a second positive electrode pin 33 and a second negative electrode pin 34, the first positive electrode pin 31 is convexly matched with the positive electrode terminal 51 in shape and is welded through soldering, and the first negative electrode pin 32 is convexly matched with the negative electrode terminal 52 in shape and is welded through soldering; the second positive electrode pin 33 and the second negative electrode pin 34 are respectively connected with one end of the power line 7, and the other end of the power line 7 is provided with a plug 9 for mains connection; the transparent packaging jacket 8 is provided with a sealing cavity for fixedly placing the circuit strip 1 and the conversion plug 3.
According to the invention, the first power line 11 and the second power line 12 are led out through the conversion plug 3, so that the anode and the cathode of a circuit are conveniently connected with the power line 7 connected with the mains supply at the same end, and meanwhile, the convex structures of the first anode pin 31 and the first cathode pin 32 are matched with the concave structures of the anode terminal 51 and the cathode terminal 52 to form a buckled fixed structure, so that the connection strength between the anode and the cathode is improved, and the soldered part is effectively prevented from being disconnected under the action of external force traction; in addition, the two positive terminals 51 and the two negative terminals 52 are arranged on the positive connection area 111 and the negative connection area 121 corresponding to each other between the two adjacent element lines 13, so that cutting can be performed between the corresponding two positive terminals 51 or the corresponding two negative terminals 52 according to the size requirements of customers in the production process, the failure of the lamp strip caused by miscut of the element lines 13 is avoided, and modular production is realized.
More preferably, the transparent insulating film 4 is integrally injection molded on the basis of the circuit tape 1 and the lamp beads 2, and the plastic protective layer 5 is integrally injection molded on the basis of the circuit tape 1 coated with the transparent insulating film 4, and the process is simple.
More preferably, the surface of the circuit tape 1 is covered with a nickel plating layer. It is possible to prevent the wiring tape 1 from being corroded, avoiding affecting the conductive effect of the wiring tape 1.
More preferably, the upper and lower surfaces of the circuit strip 1 are both planar, and the thickness of the circuit strip 1 is 0.1mm-1mm, so as to ensure the flexibility of the circuit strip 1.
Embodiment two;
compared with the first embodiment, the main difference is that when the output voltage of the first power supply line 11 and the second power supply line 12 is greater than the sum of rated voltages of the respective lamp beads 2 of each of the element lines 13, the LED lamp strip further includes a resistive element 6, and the resistive element 6 is mounted on the element line 13 and connected in series with the lamp beads 2 of the same element line 13. The resistor element 6 can play a role in voltage division so as to prevent the actual voltage of the lamp bead 2 from being larger than the rated voltage and damage the lamp bead 2, thereby avoiding potential safety hazards caused by long-term use.
The transparent insulating film 4 covers the whole outer surfaces of the element line 13, the lamp bead 2 and the resistor element 6, and part of the outer surfaces of the first power line 11 and the second power line 12. Because there are more disconnection or punching areas between the element circuit 13 and the power supply circuit, the circuit is easy to loosen, and the lamp strip is possibly short-circuited or invalid, the power supply circuit, the element circuit 13, the lamp beads 2 and the resistor element 6 are fixed into a whole through the transparent insulating film 4, the phenomenon that the circuit is loose when the lamp strip is bent is avoided, the flexibility of the lamp strip is improved, and the insulation protection function is realized.
Wherein, the plastic protective layer 5 is coated on the outer surface of the transparent insulating film 4 except the areas where the lamp beads 2 and the resistor elements 6 are located. The effect is substantially the same as that of the first embodiment, and will not be repeated here.
More preferably, the transparent insulating film 4 is integrally injection-molded on the basis of the circuit tape 1, the lamp beads 2 and the resistive element 6, and the plastic protective layer 5 is integrally injection-molded on the basis of the circuit tape 1 coated with the transparent insulating film 4, with a simple process.
More preferably, the surface of the circuit strip 1 is covered with a nickel plating layer, which can prevent the circuit strip 1 from being corroded and avoid affecting the conductive effect of the circuit strip 1.
More preferably, the upper and lower surfaces of the circuit strip 1 are both planar, and the thickness of the circuit strip 1 is 0.1mm-1mm, so as to ensure the flexibility of the circuit strip 1.
The foregoing disclosure is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The LED lamp strip is characterized by comprising a circuit strip, lamp beads, a conversion plug, a power line and a transparent packaging jacket, wherein the circuit strip is formed by integrally stamping a bendable conductive metal strip, the circuit strip is provided with a first power line and a second power line which are arranged along a parallel direction, and a plurality of element lines which are connected between the first power line and the second power line in parallel, each element line is provided with a plurality of lamp bead installation areas which are arranged at equal intervals along the longitudinal direction of the circuit strip and can be used for connecting the lamp beads in series, and the lamp beads are attached to the lamp bead installation areas;
the whole outer surfaces of the element circuit and the lamp beads and part of the outer surfaces of the first power circuit and the second power circuit are coated with transparent insulating films; the disconnection or punching areas among the first power supply line, the second power supply line and the element line are filled with the self material of the transparent insulating film;
a region of the first power supply line which is not covered by the transparent insulating film is used as a positive electrode connecting region, and a region of the second power supply line which is not covered by the transparent insulating film is used as a negative electrode connecting region;
the outer surface of the transparent insulating film except the area where the lamp beads are located is coated with a plastic protective layer, and the plastic protective layer forms two concave positive terminals on the positive connection areas corresponding to the two adjacent element lines; the plastic protective layer forms two concave negative terminals on the corresponding negative connecting areas between two adjacent element lines;
the output end of the conversion plug is provided with a first positive electrode pin and a first negative electrode pin, the input end of the conversion plug is provided with a second positive electrode pin and a second negative electrode pin, the first positive electrode pin is convexly matched with the positive electrode terminal in shape and welded, and the first negative electrode pin is convexly matched with the negative electrode terminal in shape and welded; the second positive electrode pin and the second negative electrode pin are respectively connected with one end of the power line, and the other end of the power line is provided with a plug for mains connection;
the transparent packaging jacket is provided with a sealing cavity for fixedly placing the circuit strip and the conversion plug.
2. The LED strip of claim 1, wherein the transparent insulating film is integrally injection molded on the basis of the wire strip and the beads.
3. The LED strip of claim 2, wherein the plastic protective layer is integrally injection molded on the basis of the wire strip coated with the transparent insulating film.
4. The LED strip of claim 1, wherein the surface of the wire strip is covered with a nickel plating.
5. The LED strip of claim 1, wherein the upper and lower surfaces of the circuit strip are planar.
6. The LED strip of claim 1, wherein the thickness of the line strap is 0.1mm to 1mm.
7. The LED strip of any one of claims 1 to 6, further comprising a resistive element mounted on the element wire and connected in series with the beads of the same element wire when the output voltage of the first and second power supply wires is greater than the sum of the rated voltages of the respective beads of each of the element wires.
8. The LED strip of claim 7, wherein the transparent insulating film covers the entire outer surfaces of the component wire, the lamp bead, and the resistive element and portions of the outer surfaces of the first and second power supply wires.
9. The LED strip of claim 8, wherein the plastic protective layer covers the outer surface of the transparent insulating film except for the areas where the beads and the resistive elements are located.
10. The LED strip of claim 8, wherein the transparent insulating film is integrally injection molded on the basis of the wire strip, the lamp beads, and the resistive element.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810165330.4A CN108302353B (en) | 2018-02-28 | 2018-02-28 | LED lamp strip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810165330.4A CN108302353B (en) | 2018-02-28 | 2018-02-28 | LED lamp strip |
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CN108302353A CN108302353A (en) | 2018-07-20 |
CN108302353B true CN108302353B (en) | 2023-11-03 |
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CN201810165330.4A Active CN108302353B (en) | 2018-02-28 | 2018-02-28 | LED lamp strip |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110131609A (en) * | 2019-04-20 | 2019-08-16 | 林少立 | A kind of double upside-down mounting light bar |
CN109945096A (en) * | 2019-04-24 | 2019-06-28 | 深圳市欣上科技有限公司 | A kind of high reliability light bar and light emitting device using LED flip chip |
CN110966528B (en) * | 2019-12-09 | 2022-07-26 | 深圳市两岸光电科技有限公司 | LED flexible light spot-free lamp strip |
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CN201994443U (en) * | 2010-11-19 | 2011-09-28 | 林开尤 | Plug and led lamp |
JP2013254654A (en) * | 2012-06-07 | 2013-12-19 | Ntn Corp | Belt-shape substrate for led lighting, led lighting, led lighting device, and manufacturing method of belt-shape substrate for led lighting |
CN204285070U (en) * | 2014-11-17 | 2015-04-22 | 嘉兴美斯克电气科技有限公司 | The soft light bar of a kind of New LED |
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