CN203134864U - Material tape structure of light-emitting diode - Google Patents
Material tape structure of light-emitting diode Download PDFInfo
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- CN203134864U CN203134864U CN 201320099163 CN201320099163U CN203134864U CN 203134864 U CN203134864 U CN 203134864U CN 201320099163 CN201320099163 CN 201320099163 CN 201320099163 U CN201320099163 U CN 201320099163U CN 203134864 U CN203134864 U CN 203134864U
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- emitting diode
- light
- brace sections
- pin
- strap structure
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Abstract
The utility model discloses a material tape structure of a light-emitting diode. The material tape structure comprises a metal material tape and a plurality of insulation seats, wherein a plurality of support members are formed on the metal material tape by stamping, each support member comprises a hollowed groove formed on the metal material tape and at least one lead rack formed in the hollowed groove, each hollowed groove is circled by two first opposite side walls and two second opposite side walls, each lead rack comprises a function area and a pair of first pins and a pair of second pins extending from the two sides of the function area, the first pins extend and form from one second side wall, a separation space is formed between the second pins and the other second side wall; each insulation seat covers each function area and the first pins and the second pins are exposed. Thus the light-emitting diode on the material tape is conveniently and electrically detected.
Description
Technical field
The utility model relates to a kind of strip of light-emitting diode, relates in particular to a kind of material-strap structure of light-emitting diode.
Background technology
(Light Emitting Diode LED) has advantages such as volume is little, power consumption is low, long service life, high brightness, environmental protection to light-emitting diode, so become one of modern the most frequently used light source gradually.Wherein, the making of light-emitting diode is that a light-emitting diode chip for backlight unit is installed on the load bearing seat, and load bearing seat comprises an insulating base and is fixed on a lead frame of insulating base.
Yet traditional lead frame is that the insulating base that plastic cement is made is molded over the outside of lead frame again by a metal material belt punch forming, and forms the strip with a plurality of light-emitting diodes, for dealer's shipment; Therefore, how to make things convenient for the light-emitting diode on the strip to carry out electrical detection and avoid insulating base to produce breakage or burr problem when strip takes off, the strip that has become light-emitting diode is desired most ardently the problem of improvement.
The utility model content
A purpose of the present utility model, be to provide a kind of material-strap structure of light-emitting diode, it is to utilize first pin from wherein one second sidewall elongation moulding, be formed with clearance space between second pin and another second sidewall, make the light-emitting diode on the strip conveniently carry out electrical detection, and follow-up during with the taking off of load bearing seat, can avoid insulating base generation breakage or burr problem.
For reaching above-mentioned purpose, the utility model provides a kind of material-strap structure of light-emitting diode, and it comprises:
One metal material belt, punch forming has a plurality of support elements, each this support element comprises a hollow slots that is opened in this metal material belt and is formed on the interior at least one lead frame of this hollow slots, each this hollow slots is made around by two relative the first side walls and 2 second relative sidewalls, each this lead frame comprises functional areas and is extended with a pair of first pin and a pair of second pin from these both sides, functional areas, should be to first pin from wherein this second sidewall elongation moulding, this is to being formed with a clearance space between second pin and another this second sidewall; And
A plurality of insulating bases cover each these functional areas and expose this to first pin and should be to second pin.
The material-strap structure of above-mentioned light-emitting diode, wherein each this support element has two lead frames of spacing parallel arranging in this hollow slots, be formed with one first compartment between this lead frame wherein and this first side wall wherein, be formed with one second compartment between another this lead frame and another this first side wall.
The material-strap structure of above-mentioned light-emitting diode, wherein each this insulating base in each this hollow slots is arranged spaced, and this insulating base wherein and this first side wall wherein are separates configuration, and another this insulating base and another this first side wall are separates configuration.
The material-strap structure of above-mentioned light-emitting diode, wherein these functional areas comprise one first brace sections and one second brace sections of mutual correspondence and separation, this first brace sections and this are to the first pin one elongation moulding, and this second brace sections and this are to the second pin one elongation moulding.
The material-strap structure of above-mentioned light-emitting diode, wherein this first brace sections has two relative first sides, and this second brace sections has two relative second sides, and this insulating base coats this two first side and this two second side.
The material-strap structure of above-mentioned light-emitting diode, wherein each this insulating base is a recessed cup, this recessed cup has a perisporium and is formed on the interior diapire of this perisporium, this diapire exposes this first brace sections and this second brace sections, and this insulating base forms an insulating segment between this first brace sections of separating and this second brace sections.
The material-strap structure of above-mentioned light-emitting diode, wherein more comprise a plurality of light-emitting diode chip for backlight unit, a plurality of lead and a plurality of packaging plastic, each this light-emitting diode chip for backlight unit is fixed on this exposed first brace sections, this light-emitting diode chip for backlight unit and this first brace sections electrically connect, each this lead one end electrically connects this light-emitting diode chip for backlight unit, the other end electrically connects this second brace sections, and each this packaging plastic is filled between this perisporium and this diapire.
The material-strap structure of above-mentioned light-emitting diode, wherein more comprise a plurality of light-emitting diode chip for backlight unit, a plurality of lead and a plurality of packaging plastic, each this light-emitting diode chip for backlight unit is fixed on this exposed second brace sections, this light-emitting diode chip for backlight unit and this second brace sections electrically connect, each this lead one end electrically connects this light-emitting diode chip for backlight unit, the other end electrically connects this first brace sections, and each this packaging plastic is filled between this perisporium and this diapire.
The material-strap structure of above-mentioned light-emitting diode, wherein each should be two I word shape lamellar bodies of spacing parallel arranging to first pin.
The material-strap structure of above-mentioned light-emitting diode, wherein the thickness of this metal material belt is more than the 0.25mm.
The first, follow-up when carrying out electrical detection, be formed with clearance space between second pin and second sidewall, second pin is separated with metal material belt, and can avoid the problem that is short-circuited on the electrical detection, have the advantages that conveniently carry out electrical detection to reach material-strap structure.
The second, no stuck point design between lead frame and the metal material belt, make follow-up insulating base cover lead frame, and allow and also do not have stuck point design between insulating base and the metal material belt, when at last each load bearing seat being taken off, changed into by the cut-out of first pin by the stuck point cut-out from tradition, and then prevent insulating base generation breakage or burr problem.
Three, because omitting the stuck point structure, make the open ended lead frame quantity of each hollow slots become many, and then improve the output of lead frame and save cost of manufacture.
Four, lead frame is only left has first pin to link to each other with metal material belt, so the thickness of metal material belt when to be 0.25mm above, the thickness of first pin also is more than the 0.25mm, and then the structural strength of reinforcement band structure.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to restriction of the present utility model.
Description of drawings
The combination vertical view of Fig. 1 the utility model material-strap structure;
The three-dimensional combination figure of Fig. 2 the utility model material-strap structure;
Another combination vertical view of Fig. 3 the utility model material-strap structure;
The combination vertical view of another embodiment of Fig. 4 the utility model material-strap structure;
The three-dimensional combination figure of Fig. 5 the utility model light-emitting diode.
Wherein, Reference numeral
10 ... material-strap structure
1 ... metal material belt
11 ... support element
12 ... hollow slots
121 ... the first side wall
122 ... second sidewall
13 ... lead frame
130 ... functional areas
131 ... first pin
132 ... second pin
133 ... first brace sections
1331 ... the first side
134 ... second brace sections
1341 ... the second side
14 ... clearance space
15 ... first compartment
16 ... second compartment
2 ... insulating base
21 ... recessed cup
211 ... perisporium
212 ... diapire
22 ... insulating segment
3 ... light-emitting diode chip for backlight unit
4 ... lead
5 ... packaging plastic
20 ... light-emitting diode
Embodiment
Relevant detailed description of the present utility model and technology contents are described as follows conjunction with figs., yet appended accompanying drawing purposes as an illustration only is not for limitation the utility model.
Please refer to Fig. 1 to shown in Figure 3, the utility model provides a kind of material-strap structure of light-emitting diode, and this material-strap structure 10 mainly comprises a metal material belt 1 and a plurality of insulating base 2.
In addition, each lead frame 13 comprises functional areas 130 and 130 both sides are extended with a pair of first pin 131 and a pair of second pin 132 from functional areas, this to first pin 131 from wherein one second sidewall, 122 elongation mouldings, this is to being formed with a clearance space 14 between second pin 132 and another second sidewall 122, and namely second pin 132 does not contact each other with second sidewall 122.
Further specify as follows, one first brace sections 133 and one second brace sections, 134, the first brace sections 133 and first pin, 131 one elongation mouldings that functional areas 130 comprise mutual correspondence and separate, second brace sections 134 and second pin, 132 one elongation mouldings; Again, first brace sections 133 has relative two first sides, 1331, the second brace sections 134 and has two relative second sides 1341; Moreover each is two I word shape lamellar bodies of spacing parallel arranging to first pin 131.
Moreover, the quantity that each support element 11 has lead frame 13 is most preferred embodiment with two, two lead frames, 13 spacing parallel arrangings are in hollow slots 12, be formed with one first compartment 15 between a lead frame 13 wherein and the first side wall 121 wherein, be formed with one second compartment 16 between another lead frame 13 and another the first side wall 121, namely each lead frame 13 does not contact each other with two the first side walls 121.
Each insulating base 2 covers each lead frame 13 and exposes first pin 131 and second pin 132; In addition, each insulating base 2 in the hollow slots 12 is arranged spaced, an insulating base 2 wherein and a first side wall 121 wherein are separates configuration, and another insulating base 2 and another the first side wall 121 are separates configuration, and namely each insulating base 2 does not contact each other with two the first side walls 121; Again, each insulating base 2 coats two first sides 1331 and two second sides 1341.
Be described in detail as follows, each insulating base 2 is a recessed cup 21, recessed cup 21 has a perisporium 211 and is formed on a diapire 212 in the perisporium 211, diapire 212 exposes first brace sections 133 and second brace sections 134, and insulating base 2 forms an insulating segment 22 between first brace sections 133 of separating and second brace sections 134.
The combination of the utility model material-strap structure 10, it is to utilize metal material belt 1 punch forming that a plurality of support elements 11 are arranged, each support element 11 comprises the hollow slots 12 that is opened in metal material belt 1 and is formed on lead frame 13 in the hollow slots 12, each hollow slots 12 is made around by two relative the first side walls 121 and 2 second relative sidewalls 122, each lead frame 13 comprises functional areas 130 and 130 both sides are extended with a pair of first pin 131 and a pair of second pin 132 from functional areas, first pin 131 is formed with clearance space 14 from wherein one second sidewall, 122 elongation mouldings between second pin 132 and another second sidewall 122; Each insulating base 2 covers each functional areas 130 and exposes first pin 131 and second pin 132.By this, follow-up when carrying out electrical detection (for example: detect colour temperature), cause first pin 131 and second pin 132 are respectively the P/N electrode, so be formed with clearance space 14 between second pin 132 and second sidewall 122, second pin 132 is separated with metal material belt 1, and can avoid the problem that is short-circuited on the electrical detection, have the advantages that conveniently carry out electrical detection to reach material-strap structure 10.
In addition, be formed with one first compartment 15 between a lead frame 13 wherein and the first side wall 121 wherein, be formed with one second compartment 16 between another lead frame 13 and another the first side wall 121, be that each lead frame 13 does not contact each other with two the first side walls 121, make no stuck point design between lead frame 13 and the metal material belt 1, and follow-up insulating base 2 covers lead frame 13, allow insulating base 2 and two the first side walls 121 be and separate configuration, be also not have the stuck point design between insulating base 2 and the metal material belt 1, at last with each load bearing seat (load bearing seat comprises insulating base 2 and is fixed on the lead frame 13 of insulating base 2) when taking off, changed into by 131 cut-outs of first pin by the stuck point cut-out from tradition, and then prevent that insulating base 2 from breakage or burr problems taking place.
Because omitting the stuck point structure, make each hollow slots 12 open ended lead frame 13 quantity become many, and then improve the output of lead frame 13 and save cost of manufacture again.
Moreover lead frame 13 is only left to have first pin 131 to link to each other with metal material belt 1, so the thickness of metal material belt 1 when to be 0.25mm above, the thickness of first pin 131 also is more than the 0.25mm, and then the structural strength of reinforcement band structure 10.
Please refer to Fig. 4 to shown in Figure 5, the utility model material-strap structure 10 another embodiment and light-emitting diode 20, material-strap structure 10 more comprises a plurality of light-emitting diode chip for backlight unit 3, a plurality of lead 4 and a plurality of packaging plastic 5.
Wherein, each light-emitting diode chip for backlight unit 3 can be fixed on the first exposed brace sections 133, and light-emitting diode chip for backlight unit 3 and first brace sections 133 electrically connect, and each lead 4 one end electrically connects light-emitting diode chip for backlight unit 3, and the other end electrically connects second brace sections 134; Perhaps, each light-emitting diode chip for backlight unit 3 can be fixed on the second exposed brace sections 134, and light-emitting diode chip for backlight unit 3 and second brace sections 134 electrically connect, and each lead 4 one end electrically connects light-emitting diode chip for backlight unit 3, and the other end electrically connects first brace sections 133; At last, each packaging plastic 5 is filled between perisporium 211 and the diapire 212, forming a plurality of light-emitting diodes 20 at material-strap structure 10, and then can carry out follow-up electrical detection, for example: detect colour temperature etc.
In addition, lead frame 13 is only left to have first pin 131 to link to each other with metal material belt 1, makes the light-emitting diode 20 on the material-strap structure 10 conveniently carry out electrical detection; And when light-emitting diode 20 taken off one by one, do not have the stuck point design between the upper and lower side of insulating base 2 and the metal material belt 1 on material-strap structure 10 yet, can avoid insulating base 2 that breakage or burr problems take place.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (10)
1. the material-strap structure of a light-emitting diode is characterized in that, comprising:
One metal material belt, punch forming has a plurality of support elements, each this support element comprises a hollow slots that is opened in this metal material belt and is formed on the interior at least one lead frame of this hollow slots, each this hollow slots is made around by two relative the first side walls and 2 second relative sidewalls, each this lead frame comprises functional areas and is extended with a pair of first pin and a pair of second pin from these both sides, functional areas, should be to first pin from wherein this second sidewall elongation moulding, this is to being formed with a clearance space between second pin and another this second sidewall; And
A plurality of insulating bases cover each these functional areas and expose this to first pin and should be to second pin.
2. the material-strap structure of light-emitting diode according to claim 1, it is characterized in that, each this support element has two lead frames of spacing parallel arranging in this hollow slots, be formed with one first compartment between this lead frame wherein and this first side wall wherein, be formed with one second compartment between another this lead frame and another this first side wall.
3. the material-strap structure of light-emitting diode according to claim 2, it is characterized in that, each this insulating base in each this hollow slots is arranged spaced, and this insulating base wherein and this first side wall wherein are separates configuration, and another this insulating base and another this first side wall are separates configuration.
4. the material-strap structure of light-emitting diode according to claim 1, it is characterized in that, one first brace sections and one second brace sections that these functional areas comprise mutual correspondence and separate, this first brace sections and this are to the first pin one elongation moulding, and this second brace sections and this are to the second pin one elongation moulding.
5. the material-strap structure of light-emitting diode according to claim 4 is characterized in that, this first brace sections has two relative first sides, and this second brace sections has two relative second sides, and this insulating base coats this two first side and this two second side.
6. the material-strap structure of light-emitting diode according to claim 4, it is characterized in that, each this insulating base is a recessed cup, this recessed cup has a perisporium and is formed on the interior diapire of this perisporium, this diapire exposes this first brace sections and this second brace sections, and this insulating base forms an insulating segment between this first brace sections of separating and this second brace sections.
7. the material-strap structure of light-emitting diode according to claim 6, it is characterized in that, more comprise a plurality of light-emitting diode chip for backlight unit, a plurality of lead and a plurality of packaging plastic, each this light-emitting diode chip for backlight unit is fixed on this exposed first brace sections, this light-emitting diode chip for backlight unit and this first brace sections electrically connect, each this lead one end electrically connects this light-emitting diode chip for backlight unit, and the other end electrically connects this second brace sections, and each this packaging plastic is filled between this perisporium and this diapire.
8. the material-strap structure of light-emitting diode according to claim 6, it is characterized in that, more comprise a plurality of light-emitting diode chip for backlight unit, a plurality of lead and a plurality of packaging plastic, each this light-emitting diode chip for backlight unit is fixed on this exposed second brace sections, this light-emitting diode chip for backlight unit and this second brace sections electrically connect, each this lead one end electrically connects this light-emitting diode chip for backlight unit, and the other end electrically connects this first brace sections, and each this packaging plastic is filled between this perisporium and this diapire.
9. the material-strap structure of light-emitting diode according to claim 1 is characterized in that, each should be two I word shape lamellar bodies of spacing parallel arranging to first pin.
10. the material-strap structure of light-emitting diode according to claim 1 is characterized in that, the thickness of this metal material belt is more than the 0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099163 CN203134864U (en) | 2013-03-05 | 2013-03-05 | Material tape structure of light-emitting diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099163 CN203134864U (en) | 2013-03-05 | 2013-03-05 | Material tape structure of light-emitting diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134864U true CN203134864U (en) | 2013-08-14 |
Family
ID=48942809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320099163 Expired - Fee Related CN203134864U (en) | 2013-03-05 | 2013-03-05 | Material tape structure of light-emitting diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112702841A (en) * | 2020-12-16 | 2021-04-23 | 苏州昀冢电子科技股份有限公司 | Base welded with electronic element and voice coil motor thereof |
-
2013
- 2013-03-05 CN CN 201320099163 patent/CN203134864U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112702841A (en) * | 2020-12-16 | 2021-04-23 | 苏州昀冢电子科技股份有限公司 | Base welded with electronic element and voice coil motor thereof |
| CN112702841B (en) * | 2020-12-16 | 2022-01-14 | 苏州昀冢电子科技股份有限公司 | Base welded with electronic element and voice coil motor thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20210305 |