CN215420949U - Double-layer switching flexible circuit board - Google Patents
Double-layer switching flexible circuit board Download PDFInfo
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- CN215420949U CN215420949U CN202121717421.8U CN202121717421U CN215420949U CN 215420949 U CN215420949 U CN 215420949U CN 202121717421 U CN202121717421 U CN 202121717421U CN 215420949 U CN215420949 U CN 215420949U
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- flexible circuit
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- fixedly arranged
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Abstract
The utility model discloses a double-layer switching flexible circuit board which comprises a first protection board, wherein a first circuit board is fixedly arranged in the middle of the upper end of the first protection board, a first joint is fixedly arranged at the front part of the upper end of the first circuit board, positioning columns are fixedly arranged at four corners of the upper end of the first protection board, a connecting assembly is arranged at the upper ends of the four positioning columns, a second protection board is fixedly arranged at the upper ends of the four connecting assemblies together, a second circuit board is fixedly arranged in the middle of the upper end of the second protection board, a second joint is fixedly arranged at the front part of the upper end of the second circuit board, a connecting wire harness is fixedly connected between the second joint and the first joint together, an F-shaped limiting frame is fixedly arranged at the front end of the second protection board, and the F-shaped limiting frame is matched with the connecting wire harness. According to the double-layer switching flexible circuit board, the positioning columns and the connecting assemblies are arranged to be matched to realize the mounting and fixing of the two layers of circuit boards, and the double-layer switching flexible circuit board is high in practicability.
Description
Technical Field
The utility model relates to the technical field of flexible circuit boards, in particular to a double-layer switching flexible circuit board.
Background
The flexible circuit (FPC) is a technology developed in the United states in the last 70 th century for developing the technology of space rocket, and is a printed circuit which is made of mylar or polyimide as a base material and has high reliability and excellent flexibility. The flexible circuit can be bent at will, has light folding weight, small volume, good heat dissipation and convenient installation, and breaks through the traditional interconnection technology. In the structure of the flexible circuit, the constituent materials are an insulating film, a conductor, and an adhesive. The existing double-layer switching flexible circuit board has the following disadvantages: 1. most of the existing double-layer switching flexible circuit boards adopt a welding mode to connect two layers of flexible circuit boards together, but during welding, the upper and lower layers of flexible circuit boards are easy to generate a dislocation phenomenon, which is not beneficial to the later assembly of the flexible circuit boards, and the flexible circuit boards are connected in a welding mode, so that the natural heat dissipation capacity between the upper and lower layers of flexible circuit boards is poor, and the service life of the flexible circuit boards is influenced; 2. most of the existing double-layer switching flexible circuit boards adopt connecting wiring harnesses for switching, most of the existing connecting wiring harnesses adopt rolled belts or adhesive tapes for fixing, but the installation space of the connecting wiring harnesses is small, and the operation is difficult; 3. the existing double-layer switching flexible circuit board is easy to damage during assembly due to the soft characteristic of the existing double-layer switching flexible circuit board.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a double-layer switching flexible circuit board which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a double-deck switching flexible circuit board, includes first protection board, first protection board upper end middle part fixed mounting has first circuit board, the anterior fixed mounting in first circuit board upper end has first joint, the equal fixed mounting in first protection board upper end four corners has the reference column, four the reference column upper end all is provided with coupling assembling, four the common fixed mounting in coupling assembling upper end has the second protection shield, second protection shield upper end middle part fixed mounting has the second circuit board, the anterior fixed mounting in second circuit board upper end has the second to connect, common fixedly connected with connecting wire between second joint and the first joint pencil, second protection shield front end fixed mounting has the spacing frame of F-shaped, spacing frame of F-shaped and connecting wire harness phase-match.
Preferably, the positioning column left end upper portion and right-hand member upper portion all open the draw-in groove, the equal fixed mounting of positioning column left end and right-hand member has the stopper, the stopper is located the draw-in groove below.
Preferably, coupling assembling includes the connecting block, connecting block upper end and second protection shield lower extreme fixed connection, open at connecting block lower extreme middle part has the slot, the groove has all been opened and has been accomodate, two to groove left side wall and right wall accomodate the equal fixed mounting of one end that the groove was kept away from each other and have the locking spring, locking spring other end fixed mounting has the fixture block.
Preferably, the clamping block is matched with the clamping groove.
Preferably, the front end and the rear end of the clamping block are both fixedly provided with a limiting strip.
Preferably, two the wall all opens there is the spacing groove after accomodating the groove, two the spacing groove respectively with two spacing sliding connection, slot and reference column phase-match.
Compared with the prior art, the utility model has the following beneficial effects:
1. when the double-layer switching flexible circuit board is used, only the four slots on the second protection plate are respectively aligned with the four positioning columns on the first protection plate, then the first protection plate is pressed downwards, so that the positioning columns completely enter the slots, when the positioning columns are contacted with the clamping blocks, the clamping blocks move towards the inside of the accommodating grooves under stress and extrude the locking springs, when the upper ends of the positioning columns are contacted with the upper walls of the slots, the clamping blocks move outwards under the elastic force of the locking springs to reset, so that the clamping blocks are just positioned in the clamping grooves to complete the fixation, the first circuit board and the second circuit board are in a vertical state, the later-stage assembly is facilitated, a gap exists between the first circuit board and the second circuit board, and the natural heat dissipation of the first circuit board and the second circuit board is facilitated;
2. according to the double-layer switching flexible circuit board, the F-shaped limiting frame is arranged to complete the fixation of the connecting wire harness, the operation is simple and convenient, and the operation is easy;
3. according to the double-layer switching flexible circuit board, the first protection plate is arranged to protect the first circuit board, the second protection plate is arranged to protect the second circuit board, and when the first circuit board and the second circuit board are connected, only the edge of the second protection plate needs to be pressed, so that the second circuit board is prevented from being damaged due to pressing.
Drawings
Fig. 1 is a schematic view of an overall structure of a double-layer switching flexible circuit board according to the present invention;
FIG. 2 is a schematic diagram of an overall structure of a first protection board of a dual-layer adaptive flexible circuit board according to the present invention;
FIG. 3 is a schematic view of an overall structure of a positioning post of a dual-layer switching flexible circuit board according to the present invention;
fig. 4 is a sectional structure diagram of a connection assembly of a double-layer switching flexible circuit board according to the present invention;
FIG. 5 is a schematic sectional view of a connection block of a double-layer switching flexible circuit board according to the present invention;
fig. 6 is a schematic view of a connection structure of a positioning column and a connection assembly of a dual-layer switching flexible circuit board according to the present invention.
In the figure: 1. a first protective plate; 2. a first circuit board; 3. a first joint; 4. a positioning column; 5. a connecting assembly; 6. a second protective plate; 7. a second circuit board; 8. a second joint; 9. connecting a wire harness; 10. an F-shaped limiting frame; 21. a card slot; 22. a limiting block; 31. connecting blocks; 32. a slot; 33. a receiving groove; 34. a locking spring; 35. a clamping block; 41. a limiting strip; 51. a limiting groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-6, a double-layer switching flexible circuit board comprises a first protection board 1, a first circuit board 2 is fixedly mounted in the middle of the upper end of the first protection board 1, a first joint 3 is fixedly mounted in the front of the upper end of the first circuit board 2, positioning columns 4 are fixedly mounted in four corners of the upper end of the first protection board 1, four positioning columns 4 are provided with connecting components 5, a second protection board 6 is fixedly mounted in the upper end of the four connecting components 5, a second circuit board 7 is fixedly mounted in the middle of the upper end of the second protection board 6, a second joint 8 is fixedly mounted in the front of the upper end of the second circuit board 7, a connecting harness 9 is fixedly connected between the second joint 8 and the first joint 3, an F-shaped limiting frame 10 is fixedly mounted at the front end of the second protection board 6, and the F-shaped limiting frame 10 is matched with the connecting harness 9.
Draw-in groove 21 has all been opened on 4 left ends upper portions of reference column and right-hand member upper portion, and 4 left ends of reference column and the equal fixed mounting of right-hand member have stopper 22, and stopper 22 is located draw-in groove 21 below, and when 4 complete entering slots 32 of reference column, stopper 22 upper ends just contacted with connecting block 31 lower extreme.
Coupling assembling 5 includes connecting block 31, 6 lower extreme fixed connection of connecting block 31 upper end and second protection shield, and it has slot 32 to open at connecting block 31 lower extreme middle part, and slot 32 left side wall and right wall have all been opened and have been accomodate groove 33, and two equal fixed mounting in one end of accomodating groove 33 and keeping away from each other have locking spring 34, and locking spring 34 other end fixed mounting has fixture block 35, and fixture block 35 lower extreme inboard is chamfered, is convenient for remove behind the fixture block 35 atress.
The fixture block 35 is matched with the clamping groove 21, and the fixture block 35 is of a structure which is narrow at the upper part and wide at the middle part.
The front end and the rear end of the fixture block 35 are both fixedly provided with a limiting bar 41, and the arrangement of the limiting bar 41 enables the fixture block 35 to only horizontally move left and right.
The two containing grooves 33 are provided with limiting grooves 51 on the rear wall, the two limiting grooves 51 are respectively connected with the two limiting strips 41 in a sliding manner, the slot 32 is matched with the positioning column 4, and when the upper end of the positioning column 4 is contacted with the upper wall of the slot 32, the fixture block 35 is just positioned in the clamping groove 21.
It should be noted that, the present invention is a double-layer switching flexible circuit board, the two layers of circuit boards are installed and fixed by arranging the positioning column 4 and the connecting component 5 to cooperate, when in use, only the four slots 32 on the second protection board 6 are required to be respectively aligned with the four positioning columns 4 on the first protection board 1, then the second protection board 6 is pressed downwards, so that the positioning column 4 completely enters the slots 32, when the positioning column 4 contacts with the fixture block 35, the fixture block 35 is forced to move towards the inside of the receiving slot 33 and presses the locking spring 34, when the upper end of the positioning column 4 contacts with the upper wall of the slot 32, the fixture block 35 moves outwards under the elastic force of the locking spring 34 to reset, so that the fixture block 35 is just positioned in the slot 21 to complete the fixation, the first circuit board 2 and the second circuit board 7 are in a vertical state, which is convenient for the later assembly, and a gap exists between the first circuit board 2 and the second circuit board 7, the fixing device is beneficial to natural heat dissipation of the first protection plate and the second protection plate, the fixing of the connecting wire harness 9 is completed by arranging the F-shaped limiting frame 10, the operation is simple, convenient and fast, the operation is easy, the first circuit board 2 is protected by arranging the first protection plate 1, the second circuit board 7 is protected by arranging the second protection plate 6, and when the first circuit board 2 is connected with the second circuit board 7, only the edge of the second protection plate 6 needs to be pressed, so that the second circuit board 7 is prevented from being damaged due to pressing.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a double-deck switching flexible circuit board, includes first protection plate (1), its characterized in that: a first circuit board (2) is fixedly arranged in the middle of the upper end of the first protection plate (1), a first joint (3) is fixedly arranged at the front part of the upper end of the first circuit board (2), positioning columns (4) are fixedly arranged at four corners of the upper end of the first protection plate (1), connecting components (5) are arranged at the upper ends of the four positioning columns (4), second protection plates (6) are fixedly arranged at the upper ends of the four connecting components (5) together, a second circuit board (7) is fixedly arranged in the middle of the upper end of the second protective plate (6), a second joint (8) is fixedly arranged at the front part of the upper end of the second circuit board (7), a connecting wire harness (9) is fixedly connected between the second joint (8) and the first joint (3), the front end of the second protection plate (6) is fixedly provided with an F-shaped limiting frame (10), and the F-shaped limiting frame (10) is matched with the connecting wire harness (9).
2. The double-layer transition flexible circuit board of claim 1, wherein: draw-in groove (21) have all been opened on reference column (4) left end upper portion and right-hand member upper portion, the equal fixed mounting of reference column (4) left end and right-hand member has stopper (22), stopper (22) are located draw-in groove (21) below.
3. The double-layer transition flexible circuit board of claim 1, wherein: coupling assembling (5) are including connecting block (31), connecting block (31) upper end and second protection shield (6) lower extreme fixed connection, open at connecting block (31) lower extreme middle part has slot (32), slot (32) left side wall and right wall have all opened and have accomodate groove (33), two accomodate the equal fixed mounting of one end that groove (33) kept away from each other and have locking spring (34), locking spring (34) other end fixed mounting has fixture block (35).
4. The double-layer transition flexible circuit board as claimed in claim 3, wherein: the clamping block (35) is matched with the clamping groove (21).
5. The double-layer transition flexible circuit board as claimed in claim 3, wherein: and the front end and the rear end of the clamping block (35) are both fixedly provided with a limiting strip (41).
6. The double-layer transition flexible circuit board as claimed in claim 3, wherein: two it all opens spacing groove (51) to accomodate groove (33) rear wall, two spacing groove (51) respectively with two spacing strip (41) sliding connection, slot (32) and reference column (4) phase-match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717421.8U CN215420949U (en) | 2021-07-27 | 2021-07-27 | Double-layer switching flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717421.8U CN215420949U (en) | 2021-07-27 | 2021-07-27 | Double-layer switching flexible circuit board |
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| Publication Number | Publication Date |
|---|---|
| CN215420949U true CN215420949U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121717421.8U Active CN215420949U (en) | 2021-07-27 | 2021-07-27 | Double-layer switching flexible circuit board |
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| CN (1) | CN215420949U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114585206A (en) * | 2022-03-17 | 2022-06-03 | 伊斯特电子科技(东台)有限公司 | Lateral assembly adjusting mechanism for flexible circuit board |
| CN116156817A (en) * | 2023-03-07 | 2023-05-23 | 深圳大深传感科技有限公司 | Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process |
| CN117202497A (en) * | 2023-10-24 | 2023-12-08 | 百强电子（深圳）有限公司 | Circuit board with crimping structure and manufacturing method of crimping structure |
| WO2024032004A1 (en) * | 2022-08-12 | 2024-02-15 | 青岛海信宽带多媒体技术有限公司 | Optical module |
-
2021
- 2021-07-27 CN CN202121717421.8U patent/CN215420949U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114585206A (en) * | 2022-03-17 | 2022-06-03 | 伊斯特电子科技(东台)有限公司 | Lateral assembly adjusting mechanism for flexible circuit board |
| CN114585206B (en) * | 2022-03-17 | 2023-12-15 | 伊斯特电子科技(东台)有限公司 | Lateral assembly adjusting mechanism for flexible circuit board |
| WO2024032004A1 (en) * | 2022-08-12 | 2024-02-15 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN116156817A (en) * | 2023-03-07 | 2023-05-23 | 深圳大深传感科技有限公司 | Spliced framework for photoelectric sensor and photoelectric sensor spliced welding process |
| CN117202497A (en) * | 2023-10-24 | 2023-12-08 | 百强电子（深圳）有限公司 | Circuit board with crimping structure and manufacturing method of crimping structure |
| CN117202497B (en) * | 2023-10-24 | 2024-05-28 | 百强电子（深圳）有限公司 | Circuit board with crimping structure and manufacturing method thereof |
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