Lamp bead structure with heat dissipation and electrical isolation

Abstract

The utility model discloses a heat dissipation and electrical isolation lamp bead structure, which relates to the technical field of LED lamps, and comprises a support structure and a base structure, the base structure is installed in the middle of the surface of the support structure, a wafer is installed in the middle of the interior of the base structure, the top of the base structure is connected with a packaging structure, and the packaging structure is connected with a heat dissipation structure. The surfaces of the support structure, the base structure and the packaging structure are coated with anti-static coating layers. According to the heat dissipation and electrical isolation lamp bead structure, the isolation pieces are arranged on the two sides of the heat dissipation base and matched with the sealing plates arranged on the two sides of the butt joint groove, after the support structures are in butt joint and fixed, a relatively closed and isolated structure can be provided for the welding base, and therefore the situation that the whole electrical connection structure breaks down due to the fact that the welding base is damaged is avoided; and the packaging body is matched with the lens structure at the top, so that structural protection is provided for the wafer in the base structure, and good focusing and dimming effects can be provided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of LED lamp, concretely is a lamp pearl structure of heat dissipation and electrical isolation. BACKGROUND

[0002] Lamp pearl, light emitting diode, is a kind of semiconductor device that can directly convert electric energy into light energy.In modern lighting technology, lamp pearl is the core component, and is widely used in various lighting equipment.The light emitting effect of lamp pearl directly affects the key parameters such as brightness, color temperature and color rendering index of lamp.The high-quality lamp pearl can provide stable and efficient illumination, while the poor lamp pearl can cause unstable illumination, short service life and other problems.

[0003] The conventional lamp pearl structure has relatively limited protection structure, and the wafer is directly damaged under the influence of external force, and the heat dissipation structure and the electrical welding structure are directly connected with the circuit board, so that the conduction and heat dissipation are mutually influenced to a certain extent.

[0004] Therefore, in view of the above, the existing structure and defects are improved, and a lamp pearl structure of heat dissipation and electrical isolation is provided. INVENTION CONTENTS

[0005] The utility model aims at providing a lamp pearl structure of heat dissipation and electrical isolation to solve the problems in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a lamp pearl structure of heat dissipation and electrical isolation, including support structure and base structure, the surface of support structure is installed with base structure in the middle, and the inside of base structure is installed with wafer in the middle, and the top of base structure is connected with packaging structure, and the surface of support structure, base structure and packaging structure is sprayed with anti-static picture coating, the base structure includes stabilizing seat, heat dissipation seat, welding seat and isolation sheet, the top surface of stabilizing seat is connected with heat dissipation seat, and the left and right sides of stabilizing seat are connected with welding seat, and the upper side of welding seat is provided with isolation sheet.

[0007] Further, the support structure includes support body, welding point, butt joint groove and sealing plate, the left and right ends of support body are provided with welding point, the top surface of support body is provided with butt joint groove, and the both sides of butt joint groove are provided with sealing plate.

[0008] Further, the welding points are symmetrically arranged at the front and rear ends of the support body, and the sealing plate and the support body are arranged in an integral structure.

[0009] Further, the inner surface structure of the butt joint groove and the bottom surface structure of the heat dissipation seat and the welding seat are matched with each other, and the isolation sheet and the side of the isolation sheet are mutually butted and form a closed frame structure.

[0010] Further, the isolation sheet is fixedly connected to the two sides of the heat dissipation seat, and the isolation sheet cover is arranged above the welding seat.

[0011] Further, the packaging structure comprises a packaging body, connecting piles and a lens structure, the four corners of the bottom of the packaging body are provided with connecting piles, and the top surface of the packaging body is connected with the lens structure.

[0012] Further, the packaging body and the connecting piles are arranged in an integrated structure, and the lens structure is fixedly installed on the top surface of the packaging body.

[0013] Further, the four corners of the heat dissipation seat are provided with the jack structure matched with the surface structure of the connecting pile, and the support structure and the base structure and the base structure and the packaging structure are connected and fixed by the die bonding glue.

[0014] The utility model provides a lamp pearl structure of heat dissipation and electrical isolation has the following beneficial effects:

[0015] 1, the utility model discloses a stable seat's both sides are provided with the isolation sheet, and the both sides of the butt joint groove are provided with the closing plate simultaneously, make when the whole base structure and support structure carry out the butt joint fixed on the structure, stable seat, welding seat will be embedded in the inside of butt joint groove simultaneously, and the isolation sheet and closing plate will also mutually butt joint, under the structure of stable seat's assistance, will form a relative closed structure of the closed structure, by this can cover welding seat in, thereby with heat dissipation seat and external environment mutual isolation, utilize the use of the structure above, on one hand can effectively provide structural protection for welding seat, avoids the factors such as external force to cause the welding seat to appear the situation of loose of de-soldering, on the other hand can also separate the structure of heat dissipation seat and welding seat, avoids appearing the situation of mutual interference, by this guaranteeing the stable operation of device structure.

[0016] 2, the utility model discloses that the lens structure is set up in the top middle of the packaging body, on the one hand, the lens structure is used for further focusing and the light emitted by the wafer, improves the utilization rate and illumination effect of light, on the other hand, the packaging body uses transparent or colored epoxy resin, silica gel and other materials, for protecting the wire inside wafer and stable seat, while controlling the color and brightness of wafer, in addition, the cooperation of support body and heat dissipation seat plays the role of conducting heat, protecting wafer and reflecting light, which can ensure that the light emitted by the wafer can be effectively dispersed, thereby ensuring the illumination effect, in addition, the outer surfaces of the support structure, the base structure and the packaging structure are sprayed with an anti-static coating, which can reduce unnecessary damage to the wafer and packaged circuit inside the base structure caused by external static electricity. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The body axial side view structure schematic diagram of the lamp pearl structure with heat dissipation and electrical isolation of the utility model;

[0018] Figure 2 The support structure structure schematic diagram of the lamp pearl structure with heat dissipation and electrical isolation of the utility model;

[0019] Figure 3 The base structure three-dimensional structure schematic diagram of the lamp pearl structure with heat dissipation and electrical isolation of the utility model;

[0020] Figure 4 The packaging structure cross section three-dimensional structure schematic diagram of the lamp pearl structure with heat dissipation and electrical isolation of the utility model.

[0021] In the drawing: 1, support structure;101, support main body;102, welding point;103, butt joint groove;104, sealing plate;2, base structure;201, stabilizing seat;202, heat dissipation seat;203, welding seat;204, isolation sheet;3, wafer;4, packaging structure;401, packaging body;402, connecting pile;403, lens structure;5, anti-static drawing coating. DETAILED DESCRIPTION

[0022] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0023] As Figures 1 to 4As shown, a heat dissipation and electrical isolation lamp bead structure, including support structure 1 and base structure 2, the surface of the support structure 1 is installed in the middle of the base structure 2, and the inside of the base structure 2 is installed in the middle of the wafer 3, and the top of the base structure 2 is connected with the packaging structure 4, and the surface of the support structure 1, the base structure 2 and the packaging structure 4 is sprayed with anti-static picture coating 5, the base structure 2 includes stable seat 201, heat dissipation seat 202, welding seat 203 and isolation sheet 204, the top surface of the stable seat 201 is connected with the heat dissipation seat 202, and the left and right sides of the stable seat 201 are connected with the welding seat 203, and the upper part of the welding seat 203 is provided with the isolation sheet 204, the isolation sheet 204 is fixedly connected to the two sides of the heat dissipation seat 202, and the isolation sheet 204 is covered directly above the welding seat 203, the support structure 1 includes support body 101, welding point 102, butt joint groove 103 and sealing plate 104, the left and right ends of the support body 101 are provided with welding point 102, the top surface of the support body 101 is provided with butt joint groove 103, and the two sides of the butt joint groove 103 are provided with sealing plate 104, when the whole base structure 2 and the support structure 1 are butt jointed and fixed in structure, the stable seat 201 and the welding seat 203 are embedded in the inside of the butt joint groove 103 at this time, and the isolation sheet 204 and the sealing plate 104 also butt joint each other, and under the assistance of the stable seat 201, a relatively closed structure is formed.

[0024] As shown, Figures 1 to 4 The welding point 102 is symmetrically arranged at the front and rear ends of the support body 101, and the sealing plate 104 and the support body 101 are arranged in an integral structure, the inner surface structure of the butt joint groove 103 matches the bottom surface structure of the heat dissipation seat 202 and the welding seat 203, and the isolation sheet 204 matches the isolation sheet 204 on one side and forms a closed frame structure, the packaging structure 4 includes packaging body 401, connecting pile 402 and lens structure 403, the four corners of the bottom of the packaging body 401 are provided with connecting pile 402, the top surface of the packaging body 401 is connected with the lens structure 403, the packaging body 401 and the connecting pile 402 are arranged in an integral structure, and the lens structure 403 is fixedly installed on the top surface of the packaging body 401, the four corners of the heat dissipation seat 202 are provided with hole structures matching the surface structure of the connecting pile 402, and the support structure 1 and the base structure 2 and the base structure 2 and the packaging structure 4 are connected and fixed by using die bonding adhesive, by arranging the lens structure 403 in the middle of the top of the packaging body 401, on the one hand, the lens structure 403 is used for further focusing and light emitted by the wafer 3, improving the utilization rate of light and the lighting effect, on the other hand, the packaging body 401 uses transparent or colored epoxy resin, silica gel and other materials to protect the wires inside the wafer 3 and the stable seat 201, and at the same time control the color and brightness of the wafer 3.

[0025] In summary,Figures 1 to 4 As shown, the heat dissipation and electrical isolation lamp bead structure, in use, first the whole base structure 2 is used stable seat 201, the adaptability of the bottom surface structure of welding seat 203 and the inner surface structure of support main body 101 top surface interface groove 103 is carried out structure docking, and in the process, the base structure 2 and the support structure 1 are connected and fixed with each other using die bonding glue, while ensuring the firmness of structure connection, it can also guarantee the conductivity of structure, so as to facilitate the transmission of current;

[0026] With the structure docking combination of base structure 2 and support structure 1, the sealing plate 104 on both sides of the docking groove 103 will be docked with the isolation sheet 204 on both sides of the heat dissipation seat 202 in the process, so as to form a structure closure, the welding seat 203 in it is isolated from the outside, so as to provide effective protection effect;

[0027] Then the connecting pile 402 at the bottom of the package 401 at four corners is connected with the corresponding structure hole at four corners of the heat dissipation seat 202, and the transparent packaging glue is used to further reinforce the junction of the base structure 2 and the packaging structure 4, so as to guarantee the integrity and firmness between the structures, and also provide structural protection for the wafer 3, finally the welding point 102 at both ends of the support main body 101 can be used to weld and combine with the circuit board.

[0028] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the present application, and to enable those skilled in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A heat dissipation and electrical isolation lamp bead structure, comprising a support structure (1) and a base structure (2), characterized in that: The surface of the support structure (1) is provided with a base structure (2), the inside of the base structure (2) is provided with a wafer (3), the top of the base structure (2) is connected with a packaging structure (4), and the surfaces of the support structure (1), the base structure (2) and the packaging structure (4) are sprayed with an anti-static pattern coating (5), the base structure (2) comprises a stabilizing seat (201), a heat dissipation seat (202), a welding seat (203) and a separation sheet (204), the top surface of the stabilizing seat (201) is connected with the heat dissipation seat (202), the left and right sides of the stabilizing seat (201) are connected with the welding seat (203), and the upper side of the welding seat (203) is provided with the separation sheet (204).

2. The heat dissipation and electrical isolation lamp bead structure according to claim 1, characterized in that, The support structure (1) comprises a support body (101), a welding point (102), a butt joint groove (103) and a sealing plate (104), the left and right ends of the support body (101) are provided with the welding point (102), the top surface of the support body (101) is provided with the butt joint groove (103), and the two sides of the butt joint groove (103) are provided with the sealing plate (104).

3. The heat dissipation and electrical isolation lamp bead structure according to claim 2, characterized in that, The welding point (102) is symmetrically arranged at the front and rear ends of the support body (101), and the sealing plate (104) and the support body (101) are arranged in an integrated structure.

4. The heat dissipation and electrical isolation lamp bead structure according to claim 2, characterized in that, The inner surface structure of the butt joint groove (103) is matched with the bottom surface structure of the heat dissipation seat (202) and the welding seat (203), and the separation sheet (204) is matched with one side of the separation sheet (204) and forms a closed frame structure.

5. The heat dissipation and electrical isolation lamp bead structure according to claim 1, characterized in that, The separation sheet (204) is fixedly connected to the two sides of the heat dissipation seat (202), and the separation sheet (204) is arranged above the welding seat (203).

6. The heat dissipation and electrical isolation lamp bead structure according to claim 1, characterized in that, The packaging structure (4) comprises a packaging body (401), a connecting pile (402) and a lens structure (403), the bottom four corners of the packaging body (401) are provided with the connecting pile (402), and the top surface of the packaging body (401) is connected with the lens structure (403).

7. The heat dissipation and electrical isolation lamp bead structure according to claim 6, characterized in that, The packaging body (401) and the connecting pile (402) are arranged in an integrated structure, and the lens structure (403) is fixedly installed on the top surface of the packaging body (401).

8. The heat dissipation and electrical isolation lamp bead structure according to claim 6, characterized in that, The four corners of the heat dissipation seat (202) are provided with a jack structure matched with the surface structure of the connecting pile (402), and the support structure (1) and the base structure (2) and the base structure (2) and the packaging structure (4) are connected and fixed by using die bonding glue.

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