CN215345238U - Circuit board structure and lighting equipment - Google Patents
Circuit board structure and lighting equipment Download PDFInfo
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- CN215345238U CN215345238U CN202120650482.0U CN202120650482U CN215345238U CN 215345238 U CN215345238 U CN 215345238U CN 202120650482 U CN202120650482 U CN 202120650482U CN 215345238 U CN215345238 U CN 215345238U
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Abstract
The utility model relates to a circuit board structure which comprises a first circuit board, a second circuit board arranged above the first circuit board, a first conductor and a second conductor, wherein the first circuit board and the second circuit board are connected through the first conductor and the second conductor to form a positive electrode and a negative electrode to realize circuit communication. The utility model also relates to a lighting device adopting the circuit board structure. The circuit board structure and the lighting equipment have small volumes and convenient assembly, and are beneficial to saving the production cost.
Description
Technical Field
The utility model relates to the technical field of lamps, in particular to a circuit board structure and lighting equipment.
Background
The electric wire is generally adopted to carry out the electricity and is connected between current lamps and lanterns, charging line board and the COB board, but adopts the mode of wire connection can occupy more space, and the design is unreasonable for the volume of whole lamps and lanterns is great, and the assembly is also more troublesome, is unfavorable for practicing thrift the cost.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a circuit board structure which is convenient to assemble and occupies a small space.
Another object of the present invention is to provide a lighting device using the above-mentioned circuit board structure.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a circuit board structure is characterized in that: the circuit board structure comprises a first circuit board, a second circuit board arranged above the first circuit board, a first conductor and a second conductor, wherein the first circuit board and the second circuit board are connected through the first conductor and the second conductor to form a positive electrode and a negative electrode to achieve circuit communication.
Further, the first circuit board is an aluminum substrate, the second circuit board is an epoxy resin board, the first conductor includes a metal conductive member connecting the first circuit board and the second circuit board and serving as an electrode, and the second conductor includes at least one metal fixing member connecting the first circuit board and the second circuit board and serving as another electrode;
the second circuit board is provided with a through hole through which the metal fixing piece can pass for fixing and assembling, and the hole wall of the through hole is provided with a metal auxiliary cylinder which enables a corresponding circuit on the second circuit board to be electrically connected with the metal fixing piece.
Further, the second circuit board is an aluminum substrate, the first circuit board is an epoxy resin board, the second conductor includes a metal conductive member connecting the first circuit board and the second circuit board and serving as an electrode, and the first conductor includes at least one metal fixing member connecting the first circuit board and the second circuit board and serving as another electrode;
the first circuit board is provided with a through hole through which the metal fixing piece can pass for fixing and assembling, and the wall of the through hole is provided with a metal auxiliary cylinder which enables a corresponding circuit on the first circuit board to be electrically connected with the metal fixing piece.
Furthermore, the first circuit board and the second circuit board are both epoxy resin boards, and the first conductor and the second conductor are both metal fixing pieces which connect the first circuit board and the second circuit board, wherein one of the metal fixing pieces is used as a positive pole, and the other metal fixing piece is used as a negative pole;
the first circuit board and the second circuit board are respectively provided with a through hole through which the metal fixing part can pass for fixing and assembling, and the hole wall of the through hole is provided with a metal attaching cylinder which enables the corresponding circuits on the first circuit board and the second circuit board to be respectively electrically connected with the corresponding metal fixing part.
Further, the first circuit board and the second circuit board are both aluminum substrates, the first conductor includes a metal conductive member connecting the first circuit board and the second circuit board and serving as an electrode, and the second conductor includes a metal fixing member connecting the first circuit board and the second circuit board and serving as another electrode.
Furthermore, the circuit board structure further comprises a third circuit board, and the third circuit board and the second circuit board are fixedly connected through two tin soldering welding spots which are respectively used as a positive electrode and a negative electrode.
Further, the third circuit board is perpendicular to the second circuit board.
Further, the circuit board structure further comprises a heat conduction insulating layer arranged between the first circuit board and the second circuit board.
Further, the heat conduction insulating layer is a silica gel pad.
Furthermore, the distance between the two opposite surfaces of the first circuit board and the second circuit board is 0.3 mm-1.5 mm.
Further, an LED is arranged on the first circuit board.
An illumination device, characterized by: the lighting device comprises the circuit board structure.
Compared with the prior art, the utility model has the advantages that: the circuit board structure of this application adopts first conductor and second conductor to connect first circuit board and second circuit board, can realize the electricity intercommunication on the one hand, and the other party can realize that the assembly between two circuit boards is fixed, is favorable to reducing the interval between first circuit board and the second circuit board simultaneously, is favorable to reducing circuit board structure volume for circuit board structural design is more reasonable, assembles more simple and conveniently, has practiced thrift manufacturing cost.
Drawings
Fig. 1 is a schematic structural diagram of the lighting device of the present application.
Fig. 2 is an exploded view of the lighting device of the present application.
Fig. 3 is a schematic structural diagram of the lighting device of the present application in another direction.
Fig. 4 is a schematic diagram of a partially further exploded structure of fig. 3.
Fig. 5 is an enlarged view of a portion a in fig. 2.
Fig. 6 is an enlarged view of a portion B in fig. 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
As shown in fig. 1 to 6, which are schematic structural diagrams of a preferred embodiment of the present invention, the circuit board structure includes a first circuit board 1, a second circuit board 2 disposed above the first circuit board 1, and a first conductor 3 and a second conductor 4, and the first circuit board 1 and the second circuit board 2 are connected by the first conductor 3 and the second conductor 4 to form a positive electrode and a negative electrode for realizing circuit communication. First circuit board 1 is the COB board in this application, and second circuit board 2 is the charging circuit board, and the positive negative pole wire and the second circuit board 2 of battery link to each other.
As a preferred embodiment, the first circuit board 1 is an aluminum substrate, the second circuit board 2 is an epoxy resin board, and the first conductor 3 includes a metal conductive member connecting the first circuit board 1 and the second circuit board 2 and serving as a positive electrode, that is, two ends of the metal conductive member are respectively in contact with the conductive contacts 11 and 21 on the aluminum substrate and the epoxy resin board and are communicated with the positive electrode of the battery.
In this embodiment, the metal conductive member is preferably a copper sheet, and the second conductor 4 includes at least one metal fixing member connecting the first circuit board 1 and the second circuit board 2 and serving as a negative electrode, that is, the metal fixing member is communicated with the negative electrode of the battery. In this embodiment, the metal fixing members are preferably metal screws, and the number of the metal fixing members is two.
It should be noted that the metal conductive member may also serve as a negative electrode to communicate with a negative electrode of the battery, and correspondingly, the metal fixing member serves as a positive electrode to communicate with a positive electrode of the battery.
Meanwhile, the second circuit board 2 is provided with a through hole 22 through which the metal fixing member can pass for fixing and assembling, the wall of the through hole 22 is provided with a metal auxiliary cylinder 23 which enables the corresponding circuit on the second circuit board 2 to be electrically connected with the metal fixing member, and the auxiliary cylinder 23 is preferably made of copper. Of course, it is conceivable that the first circuit board 1 is an epoxy resin board and the second circuit board 2 is an aluminum board, and correspondingly, through holes for metal screws to pass through are formed in the first circuit board 1 and metal attaching cylinders are arranged in the through holes.
Since the entire structure of the circuit board is identical to the structure of the first circuit board 1 made of an aluminum substrate and the second circuit board 2 made of an epoxy resin substrate when the first circuit board 1 is an epoxy resin board and the second circuit board 2 is an aluminum substrate, the structure in this case is not shown in detail in the drawings, and the entire structure of the circuit board is also identical to the structure of the first circuit board 1 made of an aluminum substrate and the second circuit board 2 made of an epoxy resin board when the first circuit board 1 and the second circuit board 2 are both made of an aluminum substrate or an epoxy resin board, the structure of the first circuit board 1 and the second circuit board 2 made of an epoxy resin board or an aluminum substrate is not shown, and only different points will be described later.
As another preferred embodiment, the first circuit board 1 and the second circuit board 2 are both epoxy resin boards, the first conductor 3 and the second conductor 4 are both metal fasteners, and the two metal fasteners are respectively communicated with the positive electrode and the negative electrode of the battery. In this embodiment, the metal fixing member is a metal screw, the first circuit board 1 and the second circuit board 2 are both provided with through holes through which the metal fixing member can pass for fixing and assembling, and the wall of each through hole is provided with a metal auxiliary cylinder which enables the corresponding circuit on the circuit board to be electrically connected with the metal fixing member.
As another preferred embodiment, the first circuit board 1 and the second circuit board 2 are both aluminum substrates, the first conductor 3 includes a metal conductive member connecting the first circuit board 1 and the second circuit board 2 and serving as a positive electrode, that is, the metal conductive member is connected to the positive electrode of the battery, and the second conductor 4 includes a metal fixing member connecting the first circuit board 1 and the second circuit board 2 and serving as a negative electrode, that is, the metal fixing member is connected to the negative electrode of the battery. In this embodiment, the metal conductive member is a copper sheet, and the metal fixing member is a screw. Because the aluminum material has a conductive property, when the first circuit board 1 and the second circuit board 2 are both aluminum substrates, only one metal fixing member can be used, otherwise, short circuit can be caused by using two metal fixing members.
As mentioned above, the metal conductive member may be a cathode communicating with the cathode of the battery, and correspondingly, the metal fixing member may be an anode communicating with the anode of the battery.
In this embodiment, the circuit board structure further includes a third circuit board 5, the third circuit board 5 is located at one end of the second circuit board 2, the third circuit board 5 and the second circuit board 2 are connected and fixed by two solder joints 6, and the two solder joints 6 are respectively connected with the positive electrode and the negative electrode of the battery to form the positive electrode and the negative electrode. In this application, third circuit board 5 is the first lamp plate. Preferably, the third wiring board 5 is disposed perpendicular to the second wiring board 2.
In this embodiment, the circuit board structure further includes a heat conductive insulating layer 7 disposed between the first circuit board 1 and the second circuit board 2, so as to prevent a short circuit between the first circuit board 1 and the second circuit board 2. Preferably, the heat conducting insulating layer 7 is a silica gel pad.
In the embodiment, the distance between the two opposite surfaces of the first circuit board 1 and the second circuit board 2 is 0.3mm to 1.5mm, and the distance between the two circuit boards in the prior art is usually greater than 1.5mm, so that the volume of the circuit board structure can be greatly reduced by adopting the structure of the present application, and accordingly, the volume of the lighting device adopting the circuit board structure of the present application is reduced, and correspondingly, the LED8 is arranged on the first circuit board 1, which is a common technical knowledge well known to those skilled in the art, so that the structure is not expanded here.
While embodiments of the 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 to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. A circuit board structure is characterized in that:
the circuit board structure comprises a first circuit board (1), a second circuit board (2) arranged above the first circuit board (1), a first conductor (3) and a second conductor (4), wherein the first circuit board (1) and the second circuit board (2) are connected through the first conductor (3) and the second conductor (4) to form a positive electrode and a negative electrode to achieve circuit communication.
2. The wiring board structure according to claim 1, characterized in that:
the first circuit board (1) is an aluminum substrate, the second circuit board (2) is an epoxy resin board, the first conductor (3) comprises a metal conductive piece which connects the first circuit board (1) and the second circuit board (2) and is used as an electrode, and the second conductor (4) comprises at least one metal fixing piece which connects the first circuit board (1) and the second circuit board (2) and is used as the other electrode;
the second circuit board (2) is provided with a through hole (22) through which the metal fixing piece can pass for fixing and assembling, and the hole wall of the through hole (22) is provided with a metal auxiliary cylinder (23) which enables a corresponding circuit on the second circuit board (2) to be electrically connected with the metal fixing piece.
3. The wiring board structure according to claim 1, characterized in that:
the second circuit board (2) is an aluminum substrate, the first circuit board (1) is an epoxy resin board, the second conductor (4) comprises a metal conductive piece which connects the first circuit board (1) and the second circuit board (2) and is used as an electrode, and the first conductor (3) comprises at least one metal fixing piece which connects the first circuit board (1) and the second circuit board (2) and is used as the other electrode;
the circuit board is characterized in that a through hole through which the metal fixing piece can penetrate for fixed assembly is formed in the first circuit board (1), and a metal auxiliary cylinder which enables a corresponding circuit on the first circuit board (1) to be electrically connected with the metal fixing piece is arranged on the wall of the through hole.
4. The wiring board structure according to claim 1, characterized in that:
the first circuit board (1) and the second circuit board (2) are both epoxy resin boards, and the first conductor (3) and the second conductor (4) are both metal fixing pieces which connect the first circuit board (1) and the second circuit board (2) and one of the metal fixing pieces is used as a positive pole and the other metal fixing piece is used as a negative pole;
all be equipped with on first circuit board (1) and second circuit board (2) and supply the metal mounting to pass the through-hole that carries out fixed mounting, be equipped with on the pore wall of through-hole and make the circuit that corresponds on first circuit board (1) and second circuit board (2) respectively with the metal that the metal mounting electricity that corresponds attach a section of thick bamboo.
5. The wiring board structure according to claim 1, characterized in that:
the first circuit board (1) and the second circuit board (2) are both aluminum substrates, the first conductor (3) comprises a metal conductive piece which connects the first circuit board (1) and the second circuit board (2) and is used as an electrode, and the second conductor (4) comprises a metal fixing piece which connects the first circuit board (1) and the second circuit board (2) and is used as the other electrode.
6. The wiring board structure according to claim 1, characterized in that:
the circuit board structure further comprises a third circuit board (5), and the third circuit board (5) and the second circuit board (2) are fixedly connected through two tin soldering welding spots (6) which are respectively used as a positive electrode and a negative electrode.
7. The wiring board structure according to claim 6, wherein:
the third circuit board (5) and the second circuit board (2) are arranged vertically.
8. The wiring board structure according to claim 1, characterized in that:
the circuit board structure further comprises a heat conduction insulating layer (7) arranged between the first circuit board (1) and the second circuit board (2).
9. The circuit board structure of claim 8, wherein:
the heat conduction insulating layer (7) is a silica gel pad.
10. The wiring board structure according to claim 1, characterized in that:
the distance between two opposite surfaces of the first circuit board (1) and the second circuit board (2) is 0.3-1.5 mm.
11. The wiring board structure according to claim 1, characterized in that:
and the first circuit board (1) is provided with an LED (8).
12. An illumination device, characterized by: the lighting device comprises the wiring board structure according to any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650482.0U CN215345238U (en) | 2021-03-30 | 2021-03-30 | Circuit board structure and lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650482.0U CN215345238U (en) | 2021-03-30 | 2021-03-30 | Circuit board structure and lighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215345238U true CN215345238U (en) | 2021-12-28 |
Family
ID=79591838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120650482.0U Active CN215345238U (en) | 2021-03-30 | 2021-03-30 | Circuit board structure and lighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215345238U (en) |
-
2021
- 2021-03-30 CN CN202120650482.0U patent/CN215345238U/en active Active
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