CN202917532U - LED bracket and terminal material belt thereof - Google Patents
LED bracket and terminal material belt thereof Download PDFInfo
- Publication number
- CN202917532U CN202917532U CN 201220535786 CN201220535786U CN202917532U CN 202917532 U CN202917532 U CN 202917532U CN 201220535786 CN201220535786 CN 201220535786 CN 201220535786 U CN201220535786 U CN 201220535786U CN 202917532 U CN202917532 U CN 202917532U
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- Prior art keywords
- insulating base
- conductive feet
- led support
- reflector
- metal sheets
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses an LED bracket and a terminal material belt thereof. The LED bracket comprises an insulating base and a plurality of conductive feet molded and arranged inside the insulating base in a covering mode; the insulating base is provided with a reflection cup, and two sides of the insulating base are provided with blanking grooves; the terminal material belt is used for making the LED bracket, and comprises two longitudinal metal sheets horizontally and parallelly arranged and a plurality of horizontal metal sheets connected between the two longitudinal metal sheets; a plurality of conductive feet for being molded in the insulating base of the LED bracket in an embedment mode are arranged between two adjacent horizontal metal sheets; the root part of each conductive foot is respectively connected with the two longitudinal metal sheets; two side edges of each horizontal metal sheet are provided with abnormal-shaped blanking sides for biting two sides of the insulating base of the LED bracket; and the abnormal-shaped blanking sides both bite the blanking grooves of the insulating base of the LED bracket correspondingly. Therefore, penetration of red ink can be effectively improved, and the use performance of the product can be improved.
Description
Technical field
The utility model relates to the LED art, refers in particular to a kind of led support and terminal material belt thereof.
Background technology
The led support finished product generally will carry out the red ink experiment, with the quality of insulating base and conductive feet cementability in the test led support, investigates the air-tightness between the two, if air-tightness is bad, then after the experiment, insulating base can red-dyed.At present, insulating base still was colourless after some enterprises required product through the red ink experiment, had increased technical barrier for the encapsulation engineer.Therefore, inquire into the Related Technical Issues of red ink experiment, improve the red ink infiltration, the serviceability that improves product is necessary.
The utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its main purpose provides a kind of led support and terminal material belt thereof, and it can improve the red ink infiltration, improves the serviceability of product.
For achieving the above object, the utility model adopts following technical scheme:
A kind of led support comprises insulating base and a plurality of conductive feet that are connected with the insulating base produced by insert molding, is provided with reflector on this insulating base, has be used to the blanking groove of stinging on the tight special-shaped blanking limit in the both sides of insulating base.
Preferably, described insulating base comprises upper end and bottom, and described reflector is located on this upper end, and described a plurality of conductive feet are accommodated in this bottom, and described blanking groove is positioned at the junction of upper end and bottom.
Preferably, the rim of a cup medial surface of described reflector is a straight flange face.
Preferably, the degree of depth of described reflector is 1.20mm, and the straight flange face of the rim of a cup of reflector is 0.10mm, conductive feet thickness 0.2mm, the whole height overall 2.80mm of led support.
Preferably, be concaved with one bottom the described insulating base and draw hopper.
Preferably, described conductive feet has 6, and 6 conductive feet are the both sides that three rows, two examples are distributed in insulating base.
Preferably, each conductive feet includes die bond section and the solder sections of one-body molded connection, the inner bottom part of reflector exposes in this die bond section, this solder sections is stretched out the side of insulating base and the bottom that bending extends to insulating base, the junction is provided with small sircle hole between each die bond section and the solder sections, this small sircle hole and this insulating base produced by insert molding.
A kind of terminal material belt, be used for making led support, the longitudinal metal sheet that two be arranged in parallel about it comprised and be connected in multi-disc transverse metal sheet between the two longitudinal metal sheets, be equipped with the conductive feet that several are used for the aforementioned led support of moulding between the adjacent two transverse metal sheets, the root of each conductive feet connects respectively two longitudinal metal sheets, the both side edges of each transverse metal sheet is equipped with the special-shaped blanking limit be used to the insulating base both sides blanking groove of stinging tight led support, and this abnormity blanking limit and conductive feet keep spacing.
Preferably, described special-shaped blanking limit is a projection that is concavo-convex ripple glaze structure that stretches out and form from transverse metal sheet both side edges.
The utility model compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution, it mainly is because in the led support forming process, transverse metal sheet at terminal material belt arranges special-shaped blanking limit, when the insulating base produced by insert molding of led support during in the conductive feet of terminal material belt, the special-shaped blanking limit of both sides is embedded in the plastic cement of stinging tight insulating base in the insulating base simultaneously, when led support is peeled off from strip, formed for stinging tight blanking groove on special-shaped blanking limit in the both sides of insulating base, effectively improve the red ink infiltration, improve the serviceability of product.
Moreover, the die bond section of described conductive feet and the zone between the weld part are provided with small sircle hole, thereby plastic cement can be injected in the small sircle hole when insulating base and conductive feet produced by insert molding, increase the solid colloidality energy of conductive feet, prevent from after the bending of the relative die bond of solder sections section insulating base being produced pulling function, effectively prevent red ink test infiltration.
Also have, the insulating base bottom of described led support is provided with draws hopper, and the plastic cement shrink caused conductive feet sinking, the uneven problem of bonding wire after this design can reduce the insulating base produced by insert molding, guaranteed the dimensionally stable of product and good illumination effect.
In addition, the dark 1.2mm of the reflector of this led support, whole height overall 2.8mm is applicable to outdoor LED structure, has designed in addition the straight flange face of 0.01mm in the reflective rim of a cup, burr occur in the product rim of a cup when this design prevents produced by insert molding.Moreover the thickness of terminal material belt has determined the thickness of conductive feet, i.e. 0.20mm, and the thickness that it is different from tradition 0.15 has strengthened the intensity of led support, the useful life of having improved product.
In addition, this led support is furnished with 6 conductive feet, four relatively traditional conductive feet, and many two conductive feet can make heat-conducting effect better.
For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the schematic perspective view of single led support among the embodiment of the utility model, has shown the top of product among the figure;
Fig. 2 is the schematic perspective view of single led support among the embodiment of the utility model, has shown the bottom of product among the figure;
Fig. 3 is the exploded view of single led support among the embodiment of the utility model;
Fig. 4 is the sectional view at N-N place among Fig. 1;
Fig. 5 is the schematic diagram of LED strip among the embodiment of the utility model;
Fig. 6 is the partial schematic diagram of Fig. 5;
Fig. 7 is the sectional view at M-M place among Fig. 6;
Fig. 8 is the structural representation of terminal material belt among the embodiment of the utility model;
Fig. 9 is the local enlarged diagram of Fig. 8;
Figure 10 is the front view of Fig. 9.
The accompanying drawing identifier declaration:
100, led support
10, insulating base 11, upper end
111, reflector 112, straight flange face
12, bottom 121, draw hopper
13, blanking groove
20, conductive feet 21, die bond section
22, solder sections 23, holddown groove
24, small sircle hole 25, draw-in groove
30, terminal material belt 31, strip
311, longitudinal metal sheet 312, longitudinal metal sheet
313, transverse metal sheet 314, special-shaped blanking limit
32, location hole 40, LED strip.
Embodiment
Please refer to illustrated in figures 1 and 2ly, it has demonstrated the concrete structure of the preferred embodiment of the utility model, and this led support 100 includes insulating base 10 and a plurality of conductive feet 20 of forming covered in this insulating base 10.
Wherein, as shown in Figure 1, described insulating base 10 is to adopt plastic material and be connected as a single entity by produced by insert molding technique and conductive feet 20.Be concaved be used to stinging tight blanking groove 13 on special-shaped blanking limit 314 in the both sides of insulating base 10, particularly, described insulating base 10 comprises upper end 11 and bottom 12, this upper end 11 is provided with reflector 111, described a plurality of conductive feet 20 is accommodated in this bottom 12, and described blanking groove 13 is located at the junction of upper end 11 and bottom 12.
It is bowl-shape that described reflector 111 is square, and any place of its rim of a cup is all wide than lower curtate, is used for taking in led chip.In the present embodiment, this product is used for outdoor LED and shows, the degree of depth of its reflector 111 is 1.20mm, whole height overall 2.80mm, be designed with the straight flange face 112 of 0.10mm in the rim of a cup of reflector 111, this straight flange face 112 can effectively prevent from burr occurring in the rim of a cup of insulating base 10 reflector 111 behind produced by insert molding, affects product appearance and quality.In addition, as shown in Figure 2, these insulating base 10 bottoms are concaved with one and draw hopper 121, this draws hopper 121 rectangular structures, and the wall of drawing hopper 121 slopes inwardly, make the open ports of drawing hopper 121 wider than any place, bottom, this design can reduce to shrink behind the plastic cement produced by insert molding of insulating base 10 and causes that conductive feet 20 is sunk, the uneven problem of bonding wire, can effectively guarantee dimensionally stable and the illumination effect of product.
In conjunction with Fig. 1 and Fig. 2, these a plurality of conductive feet 20 all are to adopt the good metal material of electric conductivity to make.The present embodiment adopts copper coin to make, and the quantity of conductive feet 20 is assigned six, and the design of this six conductive feet 20 is four conductive feet 20 of tradition relatively, and heat-conducting effect is better.Yet the quantity of conductive feet 20 and the selection of material be not as limit.
Wherein, as shown in Figure 3, these six conductive feet 20 are divided into three rows, two row and arrange, each conductive feet 20 includes die bond section 21 and the solder sections 22 of one-body molded connection, the inner bottom part of aforementioned reflector 111 exposes in this die bond section 21, and this solder sections 22 is stretched out the side of insulating base 10 and the bottom that bending extends to insulating base 10.Preferably by thinning the recessed holddown groove 23 that is formed with of moulding, the holddown groove 23 of the present embodiment is two that be arranged in parallel to the upper surface of junction between this die bond section 21 and the solder sections 22, and the quantity of holddown groove 23 is not limit.And, each conductive feet 20 is provided with small sircle hole 24 in the position of holddown groove 23, also have, the lateral surface of junction is provided with draw-in groove 25 between this die bond section 21 and the solder sections 22, as shown in Figure 4, insulating base 10 produced by insert molding are when conductive feet 20, the plastic cement of insulating base 10 is filled in holddown groove 23, small sircle hole 24 and the draw-in groove 25, make the plastic cement of insulating base 10 can sting tight conductive feet 20, increase the solid colloidality energy of conductive feet 20, prevent from after 21 bendings of solder sections 22 relative die bond sections insulating base 10 being produced pulling function, effectively prevent red ink test infiltration.
It is the copper coin support that the forming process of described led support 100 need to be made first terminal material belt 30(), to shown in Figure 10, the thickness of this terminal material belt 30 is 0.2mm such as Fig. 8, and it is different from the thickness 0.15mm of traditional terminal material belt 30, can strengthen the intensity of led support 100, improve the useful life of product.Described terminal material belt 30 comprises strip 31 and aforesaid some conductive feet 20, and the head end of this strip 31 and tail end are provided with location hole 32, and mould location and plating added plating tool location in man-hour when this location hole 32 was conducive to punch forming.In addition, this strip 31 comprise at least the two longitudinal metal sheets 311 that be arranged in parallel, 312 and spacing be arranged at transverse metal sheet 313 between the two longitudinal metal sheets 311,312, this transverse metal sheet 313 is separated into several little spaces with the large space between the two longitudinal metal sheets 311,312, the conductive feet 20 of aforementioned each led support 100 takies a little space, the root of each conductive feet 20 is connected on the two longitudinal metal sheets 311,312, thereby the both side edges of transverse metal sheet 313 is towards the little space at conductive feet 20 places.As shown in Figure 9, the sidewall of each transverse metal sheet 313 is provided with special-shaped blanking limit 314, each special-shaped blanking limit 314 keeps spacing with conductive feet 20, behind insulating base 10 produced by insert molding of led support 100, to shown in Figure 7, the special-shaped blanking limit 314 equal correspondences of the both side edges of each transverse metal sheet 313 are stung the both sides of tight this insulating base 10 such as Fig. 5, make the both sides formation blanking groove 13 of insulating base 10 after the blanking, this is designed with to be beneficial to and improves the red ink infiltration, improves the serviceability of product.In the present embodiment, described special-shaped blanking limit 314 is projections that are concavo-convex ripple glaze structure that stretch out and form from transverse metal sheet 313 both side edges, but its structure is not limited to this.
To shown in Figure 9, the manufacturing process that the present embodiment is described in detail in detail is as follows such as Fig. 5:
At first, on the same metal material, mold simultaneously a strip 31 and plural conductive pin 20 by punching press or other modes, to consist of terminal material belt 30.
Then, terminal material belt 30 is put into mould, so that each conductive feet 20 and corresponding insulating base 10 produced by insert molding, to make LED strip 40.As shown in Figure 5, the interval molds 12 led supports 100 on each LED strip 40.In addition, can produce simultaneously many row's terminal material belts 30 according to process equipment, arrange LED strips 40 with disposable making more.
Then, each led support 100 is separated incision with strip 31, and the bottom that makes solder sections 22 relative die bond sections 21 bendings of conductive feet 20 extend to corresponding insulating base 10 gets final product.
In sum, design focal point of the present utility model is, it mainly is because in led support 100 forming processes, transverse metal sheet 313 at terminal material belt 30 arranges special-shaped blanking limit 314, when insulating base 10 produced by insert molding of led support 100 during in the conductive feet 20 of terminal material belt 30, the special-shaped blanking limit 314 of both sides is embedded in the plastic cement of stinging tight insulating base 10 in the insulating base 10 simultaneously, when led support 100 is peeled off from strip 31, formed for stinging tight blanking groove 13 on special-shaped blanking limit 314 in the both sides of insulating base 10, effectively improve the red ink infiltration, improve the serviceability of product.
Moreover, the die bond section 21 of described conductive feet 20 and the zone between the solder sections 22 are provided with small sircle hole 24, thereby plastic cement can be injected in the small sircle hole 24 when insulating base 10 and conductive feet 20 produced by insert molding, increase the solid colloidality energy of conductive feet 20, prevent from after 21 bendings of solder sections 22 relative die bond sections insulating base 10 being produced pulling function, effectively prevent red ink test infiltration.
Also have, insulating base 10 bottoms of described led support 100 are provided with draws hopper 121, and the plastic cement shrink caused conductive feet 20 sinkings, the uneven problem of bonding wire after this design can reduce insulating base 10 produced by insert molding, guaranteed the dimensionally stable of product and good illumination effect.
In addition, the reflector 111 dark 1.2mm of this led support 100, whole height overall 2.8mm is applicable to outdoor LED structure, has designed in addition the straight flange face 112 of 0.01mm in 111 mouthfuls of the reflectors, burr occur in the product rim of a cup when this design prevents produced by insert molding.Moreover the thickness of terminal material belt 30 has determined the thickness of conductive feet 20, i.e. 0.20mm, and the thickness that it is different from tradition 0.15 has strengthened the intensity of led support 100, the useful life of having improved product.
In addition, this led support 100 is furnished with 6 conductive feet 20, four relatively traditional conductive feet 20, and many two conductive feet 20 can make heat-conducting effect better.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, therefore every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment does.
Claims (9)
1. a led support comprises insulating base and a plurality of conductive feet that are connected with the insulating base produced by insert molding, is provided with reflector on this insulating base, it is characterized in that: have be used to the blanking groove of stinging on the tight special-shaped blanking limit in the both sides of insulating base.
2. led support according to claim 1, it is characterized in that: described insulating base comprises upper end and bottom, described reflector is located on this upper end, and described a plurality of conductive feet are accommodated in this bottom, and described blanking groove is positioned at the junction of upper end and bottom.
3. led support according to claim 1, it is characterized in that: the rim of a cup medial surface of described reflector is a straight flange face.
4. led support according to claim 3, it is characterized in that: the degree of depth of described reflector is 1.20mm, the straight flange face of the rim of a cup of reflector is 0.10mm, conductive feet thickness 0.2mm, the whole height overall 2.80mm of led support.
5. led support according to claim 1 is characterized in that: be concaved with one bottom the described insulating base and draw hopper.
6. led support according to claim 1, it is characterized in that: described conductive feet has 6, and 6 conductive feet are the both sides that three rows, two examples are distributed in insulating base.
7. according to claim 1 or 6 described led supports, it is characterized in that: each conductive feet includes die bond section and the solder sections of one-body molded connection, the inner bottom part of reflector exposes in this die bond section, this solder sections is stretched out the side of insulating base and the bottom that bending extends to insulating base, the junction is provided with small sircle hole between each die bond section and the solder sections, this small sircle hole and this insulating base produced by insert molding.
8. terminal material belt, be used for making led support, the longitudinal metal sheet that two be arranged in parallel about it comprised and be connected in multi-disc transverse metal sheet between the two longitudinal metal sheets, it is characterized in that: be equipped with several between the adjacent two transverse metal sheets and be used for moulding such as claim 1 to 7 conductive feet of led support as described in wherein, the root of each conductive feet connects respectively two longitudinal metal sheets, the both side edges of each transverse metal sheet is equipped with the special-shaped blanking limit be used to the insulating base both sides blanking groove of stinging tight led support, and this abnormity blanking limit and conductive feet keep spacing.
9. terminal material belt according to claim 8 is characterized in that: described special-shaped blanking limit is a projection that is concavo-convex ripple glaze structure that stretches out and form from transverse metal sheet both side edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220535786 CN202917532U (en) | 2012-10-19 | 2012-10-19 | LED bracket and terminal material belt thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220535786 CN202917532U (en) | 2012-10-19 | 2012-10-19 | LED bracket and terminal material belt thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202917532U true CN202917532U (en) | 2013-05-01 |
Family
ID=48165816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220535786 Expired - Lifetime CN202917532U (en) | 2012-10-19 | 2012-10-19 | LED bracket and terminal material belt thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202917532U (en) |
-
2012
- 2012-10-19 CN CN 201220535786 patent/CN202917532U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
|
| CX01 | Expiry of patent term |