CN219575664U

CN219575664U - LED bonding pad structure

Info

Publication number: CN219575664U
Application number: CN202222971732.8U
Authority: CN
Inventors: 江淳民; 胡理斌
Original assignee: Jiangxi Lanke Semiconductor Co ltd
Current assignee: Jiangxi Lanke Semiconductor Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-08-22
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to the technical field of LED bonding pads, in particular to an LED bonding pad structure, which comprises a bonding pad main body used for welding an LED lamp, wherein the bonding pad main body comprises a butt joint block and a base, positive electrode grooves are formed in the top end of the butt joint block and are positioned on two sides of one side of the bonding pad main body, negative electrode grooves are formed in the top end of the butt joint block and are positioned on two sides of the other side of the butt joint block, insulating grooves are formed between the two positive electrode grooves and the two negative electrode grooves, insulating dams are arranged between the insulating grooves and the two positive electrode grooves, limiting grooves are formed in the top end of the butt joint block and are positioned between the two positive electrode grooves and the two negative electrode grooves.

Description

LED bonding pad structure

Technical Field

The utility model relates to the technical field of LED bonding pads, in particular to an LED bonding pad structure.

Background

Existing LED pad designs typically include a pad positive 1 and a line 6 connecting it to a positive input, and a pad negative 2 and a line 7 connecting it to a negative input, these connection lines often being single lines. Because the keyboard has steam to get into very easily in the use, if the user turns over liquid to the keyboard in the daily life, steam gets into keyboard inner structure very easily, like the connecting wire of LED pad for connecting wire takes place the oxidation, appear the bad phenomenon such as lamp is not bright, lamp is dark, has reduced the life of LED lamp greatly.

Through retrieval, chinese patent number CN201720252894.2 discloses an LED bonding pad structure, which comprises an anode bonding pad, a cathode bonding pad, a positive electricity guide line and a negative electricity guide line which are respectively used for being connected with positive electricity and negative electricity, wherein the anode bonding pad is connected with the positive electricity guide line, and the cathode bonding pad is connected with the negative electricity guide line through a group of bonding pad lines; at least one group of bonding pad lines is formed by connecting at least two conductive lines in parallel. By arranging at least two parallel conductive lines, after one of the conductive lines is oxidized under the influence of water vapor, the function of a bonding pad line can be realized through the rest conductive lines, namely, the direct conduction between the positive electrode/negative electrode bonding pad and the positive/negative electricity guide line is realized; therefore, the LED bonding pad structure can be ensured to be effective for a long time, and the service life of the LED lamp is greatly prolonged.

Although the problem in the above background art is solved in this patent, after the user turns over liquid on the keyboard, the possibility that the conducting wire of whole group is influenced is very big, and because the dual influence of liquid and conducting wire can lead to the next keyboard that is not drenched by liquid also can appear lamp darkness, not bright bad phenomenon and even appear electric leakage, and insulating effect is poor, influences the pad life-span, and after the live time is longer, produces the migration easily between the positive negative pole sheetmetal.

Disclosure of Invention

The present utility model is directed to an LED bonding pad structure, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a LED pad structure, is including being used for carrying out welded pad main part to the LED lamp, the pad main part includes butt joint piece and base, the butt joint piece includes anodal groove, negative pole groove, insulating box dam, spacing groove and insulating ditch, the top of butt joint piece just is located the both sides of one side wherein all is equipped with anodal groove, the top of butt joint piece just keeps away from the both sides of the opposite side of anodal groove all is equipped with the negative pole groove, two anodal groove and two be equipped with insulating ditch between the negative pole groove, be equipped with insulating box dam between insulating ditch and two anodal grooves and the two negative pole grooves, butt joint piece top just is located and is equipped with the spacing groove between two anodal grooves and the negative pole groove.

As a preferable scheme of the utility model, the butt joint blocks are arranged in a block shape, and the base is arranged in a ring shape.

As a preferable mode of the utility model, the width dimension of the insulation trench is 0.06cm.

In a preferred embodiment of the present utility model, the length of the positive electrode groove is smaller than the length of the negative electrode groove.

As a preferable scheme of the utility model, the limit groove is arranged in a circular shape.

As the preferable scheme of the utility model, the top ends of the butt joint blocks and the four corners are respectively provided with a limiting clamping block, the limiting clamping blocks are L-shaped, and the internal size enclosed by the four limiting clamping blocks is consistent with the size of the LED lamp panel.

Compared with the prior art, the utility model has the beneficial effects that: aiming at the problems that when a user turns over liquid on a keyboard, the possibility that the whole group of conducting wires are influenced is high, due to the double influences of the liquid and the conducting wires, the keyboard which is not sprayed by the liquid beside can also have bad phenomena of dark and bright lamps and even electric leakage, the insulation effect is poor, the service life of a bonding pad is influenced, and after the service time is long, migration is easy to occur between positive and negative metal sheets.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a top cross-sectional view of the structure of the present utility model;

FIG. 3 is a side cross-sectional view of the structure of the present utility model;

fig. 4 is a front cross-sectional view of the structure of the present utility model.

In the figure: 1. a pad body; 2. a butt joint block; 201. a positive electrode groove; 202. a negative electrode groove; 203. an insulating dam; 204. a limit groove; 205. an insulation trench; 3. a base; 4. and a limiting clamping block.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a LED pad structure, includes and is used for carrying out welded pad main part 1 to the LED lamp, pad main part 1 includes butt joint piece 2 and base 3, butt joint piece 2 includes anodal groove 201, negative pole groove 202, insulating box dam 203, spacing groove 204 and insulation ditch 205, the top of butt joint piece 2 just is located the both sides of one side wherein all is equipped with anodal groove 201, the top of butt joint piece 2 just keeps away from the both sides of the opposite side of anodal groove 201 all is equipped with negative pole groove 202, two anodal groove 201 and two be equipped with insulation ditch 205 between negative pole groove 202, be equipped with insulating box dam 203 between insulation ditch 205 and two anodal grooves 201 and two negative pole grooves 202, butt joint piece 2 top just is located and is equipped with spacing groove 204 between two anodal grooves 201 and the negative pole groove 202.

In this embodiment, the insulation groove 205 and the insulation dam 203 are added between the positive electrode groove 201 and the negative electrode groove 202, so that the pad main body 1 beside the positive electrode groove 201 and the negative electrode groove 202 is protected from being affected when a fault or electric leakage occurs, and the normal use of the LED is better protected when the LED is mounted.

Referring to fig. 1-3, the butt-joint block 2 is in a block shape, the base 3 is in a ring shape, the width dimension of the insulation groove 205 is 0.06cm, the length dimension of the positive electrode groove 201 is smaller than the length dimension of the negative electrode groove 202, the limit groove 204 is in a round shape, the top end of the butt-joint block 2 and four corners are provided with limit clamping blocks 4, the limit clamping blocks 4 are in an L-shaped shape, and the internal dimension enclosed by the four limit clamping blocks 4 is consistent with the dimension of the LED lamp panel.

It should be noted that, in this embodiment, since the size of the positive electrode on the LED lamp is smaller than the size of the negative electrode, the sizes of the positive electrode slot 201 and the negative electrode slot 202 on the pad main body 1 are different, so that the position of the positive electrode and the negative electrode can be found better after the solder paste is dropped, and the position of the LED lamp is also fixed by the aid of the limit clip 4 and the limit slot 204.

The working flow of the utility model is as follows: when the LED lamp is used, the insulating groove 205 and the insulating surrounding dam 203 are additionally arranged between the positive electrode groove 201 and the negative electrode groove 202, the pad main body 1 beside the positive electrode groove 201 and the negative electrode groove 202 are protected from being influenced when faults or electric leakage occur, the normal use of the LED is better protected when the LED lamp is installed, and the size of the positive electrode on the pad main body 1 is smaller than that of the negative electrode because the size of the positive electrode on the LED lamp is different from that of the negative electrode groove 202, so that the position of the positive electrode and the negative electrode can be better found after tin paste is dropped, and the installation of the LED lamp is also assisted by the limit clamp 4 and the limit groove 204, and the position of the LED lamp is also fixed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An LED bonding pad structure comprising a bonding pad body (1) for bonding an LED lamp, characterized in that: the bonding pad main body (1) comprises a butt joint block (2) and a base (3), the butt joint block (2) comprises an anode groove (201), a cathode groove (202), an insulating surrounding dam (203), a limiting groove (204) and an insulating groove (205), the anode groove (201) is arranged at the top end of the butt joint block (2) and is positioned at two sides of one side of the butt joint block, the cathode groove (202) is arranged at the top end of the butt joint block (2) and is far away from the two sides of the other side of the anode groove (201), the insulating groove (205) is arranged between the anode groove (201) and the cathode groove (202), the insulating surrounding dam (203) is arranged between the insulating groove (205) and the two anode grooves (201) and the two cathode grooves (202), and the limiting groove (204) is arranged between the top end of the butt joint block (2) and the two anode grooves (201) and the cathode groove (202).

2. An LED bonding pad structure according to claim 1, wherein: the butt joint blocks (2) are arranged in a block shape, and the base (3) is arranged in a ring shape.

3. An LED bonding pad structure according to claim 1, wherein: the width dimension of the insulation trench (205) is 0.06cm.

4. An LED bonding pad structure according to claim 1, wherein: the length dimension of the positive electrode groove (201) is smaller than the length dimension of the negative electrode groove (202).

5. An LED bonding pad structure according to claim 1, wherein: the limiting groove (204) is arranged in a round shape.

6. An LED bonding pad structure according to claim 1, wherein: the LED lamp panel comprises a butt joint block (2), wherein the top end of the butt joint block (2) is provided with four corner positions, each of the four corner positions is provided with a limiting clamping block (4), each limiting clamping block (4) is in an L-shaped arrangement, and the internal size enclosed by the four limiting clamping blocks (4) is consistent with the size of the LED lamp panel.