CN212257393U - Light-emitting diode capable of easily identifying positive and negative poles - Google Patents
Light-emitting diode capable of easily identifying positive and negative poles Download PDFInfo
- Publication number
- CN212257393U CN212257393U CN202021255456.XU CN202021255456U CN212257393U CN 212257393 U CN212257393 U CN 212257393U CN 202021255456 U CN202021255456 U CN 202021255456U CN 212257393 U CN212257393 U CN 212257393U
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- chip
- pin
- negative pole
- positive
- emitting diode
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- Expired - Fee Related
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- 239000004033 plastic Substances 0.000 claims abstract description 26
- 239000000919 ceramic Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 241000218202 Coptis Species 0.000 claims 2
- 235000002991 Coptis groenlandica Nutrition 0.000 claims 2
- 238000000034 method Methods 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 238000007639 printing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model provides a pair of emitting diode of positive negative pole of easy discernment, including the plastic envelope base, plastic envelope base upper end is equipped with the storage tank of undercut, the storage tank bottom is equipped with first chip, second chip, first chip both sides are equipped with first positive pole pin, first negative pole pin respectively, second chip both sides are equipped with second positive pole pin, second negative pole pin respectively, plastic envelope base upper end both sides are equipped with cross recess, a style of calligraphy recess respectively, first positive pole pin, the anodal pin of second all lean on to cross recess one side sets up, first negative pole pin, second negative pole pin all lean on to a style of calligraphy recess one side sets up. The utility model discloses a light emitting diode, plastic envelope base both sides have cross recess and a style of calligraphy recess, have made things convenient for the user to distinguish positive negative pole.
Description
Technical Field
The utility model relates to a light emitting diode technical field, concretely relates to positive negative pole's light emitting diode is discerned easily.
Background
In the technical field of illumination, the light-emitting diode gradually replaces the original bulb and is used as a new generation of mainstream illumination light source due to the advantages of low use voltage, low energy consumption, strong applicability, high stability, multicolor luminescence and the like. The positive and negative electrodes of the light-emitting diode need to be distinguished when the light-emitting diode is installed, in order to conveniently identify the positive and negative electrodes of the light-emitting diode, positive and negative electrode marks are printed on the surface of the light-emitting diode after the light-emitting diode is manufactured, the process is complicated, the positive and negative electrodes are difficult to distinguish in the printing process due to the fact that the positive and negative electrode pins are identical in structure, serious influences are brought to the printing process, and the problems need to be solved.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides an easily discern emitting diode of positive negative pole, plastic envelope base both sides have cross recess and a style of calligraphy recess, have made things convenient for the user to distinguish positive negative pole.
In order to achieve the above object, the present invention provides the following technical solutions:
a light emitting diode with easily identified anode and cathode comprises a plastic package base, a holding groove which is concave downwards is arranged at the upper end of the plastic package base, the bottom of the accommodating groove is provided with a first chip and a second chip, two sides of the first chip are respectively provided with a first anode pin and a first cathode pin, gold wires are connected between the first chip and the first anode pin and between the first chip and the first cathode pin, a second anode pin and a second cathode pin are respectively arranged at two sides of the second chip, the gold wires are connected between the second chip and the second anode pin and between the second chip and the second cathode pin, both sides of the upper end of the plastic package base are respectively provided with a cross-shaped groove and a straight-line-shaped groove, the first anode pin and the second anode pin are arranged by leaning against one side of the cross-shaped groove, the first negative electrode pin and the second negative electrode pin are arranged close to one side of the linear groove.
Specifically, the lower end of the plastic package base is further provided with a glass fiber heat conducting plate and a high-hardness ceramic plate.
Specifically, the outer side surfaces of the plastic package base, the glass fiber heat conducting plate and the high-hardness ceramic plate are further coated with waterproof film layers.
Specifically, the edge of the accommodating groove is also provided with a reflective coating.
Specifically, the inner side of the accommodating groove is filled with an epoxy resin insulating sealing layer.
The utility model has the advantages that:
first, the light emitting diode of the present invention has the cross-shaped groove and the linear groove on both sides of the upper end of the plastic package base, which is convenient for users to distinguish the positive electrode and the negative electrode, and the cross-shaped groove and the linear groove can be directly manufactured after the injection molding of the plastic package base, without using the traditional printing method to manufacture the mark, reducing the processing procedure and improving the processing efficiency;
and secondly, two chips which are arranged in parallel are arranged in the light-emitting diode, the LED is suitable for a rectangular light source, the light-emitting effect is excellent, a glass fiber heat-conducting plate and a high-hardness ceramic plate are additionally arranged on the lower side of the plastic package base, and the heat dispersion and hardness of the light-emitting diode are improved.
Drawings
Fig. 1 is a schematic structural diagram of the light emitting diode of the present invention, in which the positive and negative electrodes are easily identified.
Fig. 2 is a schematic structural diagram of a light emitting diode with easily identifiable positive and negative electrodes according to the present invention (epoxy insulating sealing layer is omitted).
The reference signs are: the plastic package base comprises a plastic package base 1, a first chip 2, a second chip 3, a first positive electrode pin 4, a first negative electrode pin 5, a second positive electrode pin 6, a second negative electrode pin 7, a glass fiber heat conducting plate 8, a high-hardness ceramic plate 9, a reflecting coating 10, a containing groove 11, a cross-shaped groove 12, a straight-line-shaped groove 13 and an epoxy resin insulation sealing layer 14.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
As shown in fig. 1-2:
a light emitting diode with easily identified positive and negative electrodes comprises a plastic package base 1, wherein a containing groove 11 which is concave downwards is arranged at the upper end of the plastic package base 1, a first chip 2 and a second chip 3 are arranged at the bottom of the containing groove 11, a first positive electrode pin 4 and a first negative electrode pin 5 are respectively arranged at two sides of the first chip 2, gold wires are respectively connected between the first chip 2 and the first positive electrode pin 4 as well as between the first negative electrode pin 5, a second positive electrode pin 6 and a second negative electrode pin 7 are respectively arranged at two sides of the second chip 3, gold wires are respectively connected between the second chip 3 and the second positive electrode pin 6 as well as between the second chip 3 and the second negative electrode pin 7, a cross-shaped groove 12 and a straight-shaped groove 13 are respectively arranged at two sides of the upper end of the plastic package base 1, the first positive electrode pin 4 and the second positive electrode pin 6 are respectively arranged close to one side of the cross-shaped groove 12, the first negative electrode pin 5 and the second negative electrode, the cross-shaped groove 12 and the straight-line-shaped groove 13 can be directly formed after the plastic package base 1 is subjected to injection molding, so that a user can conveniently distinguish the anode and the cathode of the light-emitting diode, and installation errors are avoided.
Preferably, 1 lower extreme of plastic envelope base still is equipped with glass fiber heat-conducting plate 8, high rigidity ceramic plate 9, glass fiber heat-conducting plate 8 has excellent heat conductivility, can be with the first chip 2 of upside, the heat that second chip 3 produced is derived fast, first chip 2 has been promoted, the radiating efficiency of second chip 3, high rigidity ceramic plate 9 has higher hardness, and because ceramic material has good heat conductivility equally, consequently not only can promote the hardness of emitting diode lower extreme, can also promote the holistic heat conductivility of emitting diode.
Preferably, in order to improve the waterproof performance of the outer side surface of the light emitting diode, waterproof film layers are further coated on the outer side surfaces of the plastic package base 1, the glass fiber heat conduction plate 8 and the high-hardness ceramic plate 9.
Preferably, the edge of the accommodating groove 11 is further provided with a reflective coating 10.
Preferably, the inside of the accommodating groove 11 is further filled with an epoxy resin insulating and sealing layer 14, and the epoxy resin insulating and sealing layer 14 is formed by filling epoxy resin in the accommodating groove 11, so that the cured epoxy resin insulating and sealing layer has a good sealing and protecting effect on the first chip 2 and the second chip 3.
The above embodiments only represent one embodiment of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides an easy discernment positive negative pole's emitting diode, a serial communication port, including plastic envelope base (1), plastic envelope base (1) upper end is equipped with holding tank (11) of undercut, holding tank (11) bottom is equipped with first chip (2), second chip (3), first chip (2) both sides are equipped with first anodal pin (4), first negative pole pin (5) respectively, first chip (2) with all be connected with the gold thread between first anodal pin (4), first negative pole pin (5), second chip (3) both sides are equipped with anodal pin of second (6), second negative pole pin (7) respectively, second chip (3) with all be connected with the gold thread between anodal pin of second (6), second negative pole pin (7), plastic envelope base (1) upper end both sides are equipped with cross recess (12) respectively, The first negative electrode pin (5) and the second negative electrode pin (7) are arranged on one side of the linear groove (13).
2. The LED easy to identify the positive and negative poles as claimed in claim 1, wherein the lower end of the plastic package base (1) is further provided with a glass fiber heat conducting plate (8) and a high hardness ceramic plate (9).
3. The LED easy to identify the positive and negative electrodes as claimed in claim 2, wherein the plastic package base (1), the glass fiber heat conducting plate (8) and the high-hardness ceramic plate (9) are further coated with waterproof film layers.
4. The LED of claim 1, wherein the edge of the containing groove (11) is further provided with a reflective coating (10).
5. The LED of claim 1, wherein the inside of the containing groove (11) is further filled with an epoxy resin insulating sealing layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255456.XU CN212257393U (en) | 2020-06-30 | 2020-06-30 | Light-emitting diode capable of easily identifying positive and negative poles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255456.XU CN212257393U (en) | 2020-06-30 | 2020-06-30 | Light-emitting diode capable of easily identifying positive and negative poles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212257393U true CN212257393U (en) | 2020-12-29 |
Family
ID=73980762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021255456.XU Expired - Fee Related CN212257393U (en) | 2020-06-30 | 2020-06-30 | Light-emitting diode capable of easily identifying positive and negative poles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212257393U (en) |
-
2020
- 2020-06-30 CN CN202021255456.XU patent/CN212257393U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201229 |