CN112164914B - Single-sided flexible circuit board - Google Patents
Single-sided flexible circuit board Download PDFInfo
- Publication number
- CN112164914B CN112164914B CN202011134415.XA CN202011134415A CN112164914B CN 112164914 B CN112164914 B CN 112164914B CN 202011134415 A CN202011134415 A CN 202011134415A CN 112164914 B CN112164914 B CN 112164914B
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- China
- Prior art keywords
- circuit board
- plate
- block
- sliding
- insulating base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/78—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures connecting to other flexible printed circuits, flat or ribbon cables or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/79—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Combinations Of Printed Boards (AREA)
Abstract
A single-sided flexible circuit board comprises a flexible circuit board, an insulating base and an external circuit board, wherein at least one sliding block is vertically connected on the side wall of the insulating base in a limiting and sliding mode, a first push spring is connected between the sliding block and the bottom surface of the insulating base and provides vertical and upward thrust for the sliding block, a locking plate is hinged to the sliding block through a shaft arranged in the front and back direction, an unlocking plate which is vertically and in limiting and sliding mode is arranged on the locking plate and perpendicular to the bottom surface of the locking plate is arranged on the locking plate, at least one locking block is arranged on the locking plate, an unlocking block is arranged on the unlocking plate, sliding plates are respectively connected on the left side and the right side of the insulating base in a sliding mode in the front and back direction, a first wedge-shaped slide way matched with and corresponding to the locking block is arranged on the sliding plate, a clamping groove is arranged below the first wedge-shaped, and a second pushing spring is connected between the sliding plate and the insulating base and provides a pushing force for the sliding plate in the front-back direction.
Description
Technical Field
The invention relates to a circuit board, in particular to a single-sided flexible circuit board.
Background
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible wiring board provides excellent electrical performance, can meet the design requirements for smaller and higher density mounting, and also contributes to reduced assembly processes and enhanced reliability. In the prior art, when the flexible circuit board is installed, the pressing cover plate needs to be opened, then the flexible circuit board is inserted, the flexible circuit board is fixed by means of friction force between the circuit boards, and under the action of normal plugging or external force, the connection stability between the circuit boards is poor, and even the circuit boards can be abraded or damaged.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the invention provides a single-sided flexible circuit board to solve the problems that the connection stability between circuit boards is poor, even the circuit boards are abraded and damaged due to the fact that the flexible circuit board and an external circuit board are fixed by friction force.
The technical scheme for solving the problem is as follows: the flexible circuit board comprises a flexible circuit board, an insulating base and an external circuit board, wherein at least one sliding block is vertically and limitedly connected on the side wall of the insulating base in a sliding manner, a first push spring is connected between the sliding block and the bottom surface of the insulating base and used for pushing the sliding block vertically upwards, a locking plate is hinged on the sliding block through a shaft arranged in front and back, an unlocking plate which is positioned on the locking plate and is limited and slid vertically to the bottom surface of the locking plate is arranged on the locking plate, at least one locking block is arranged on the locking plate, an unlocking block is arranged on the unlocking plate, sliding plates are respectively and forwardly and slidably connected on the left side and the right side of the insulating base, a first wedge-shaped slide way which is matched with and corresponds to the locking block is arranged on the sliding plate, a clamping groove is arranged below the first wedge-shaped slide way, a second wedge-shaped slide way which is matched with and corresponds to the, the second push spring pushes the sliding plate in the backward direction; the locking block and the first wedge-shaped slideway form a wedge mechanism, the locking block is matched with the first wedge-shaped slideway to enable the sliding plate to slide back and forth under the action of a second push spring when moving up and down, the unlocking block and the second wedge-shaped slideway form the wedge mechanism, and the unlocking block is matched with the second wedge-shaped slideway to enable the sliding plate to slide back and forth under the action of the second push spring when moving up and down; the locking block is pressed to move downwards, the locking block interacts with the first wedge-shaped slideway in the downward movement process to push the sliding plate to slide and compress the second push spring, and when the locking block reaches the clamping groove below the first wedge-shaped slideway, the second push spring pushes the sliding plate to reset, so that the locking block is clamped into the clamping groove to complete locking; the unlocking plate is pressed to enable the unlocking block to move downwards, the unlocking block and the second wedge-shaped slide way interact in the downward movement process to push the sliding plate to slide to compress the second push spring, and the sliding plate slides to enable the locking block clamped into the clamping groove to be separated from the clamping groove, so that unlocking is completed.
The flexible circuit board and the external circuit board are fixed by the locking plate, so that the connection stability between the circuit boards is ensured; the unlocking plate can be opened by pressing during disassembly without pressing the locking plate again, the operation is simple and convenient, the damage of the circuit board caused by the operation problem is reduced, and the pressure borne by the circuit board is reduced, so that the damage of the circuit board is reduced; the locking plate moves perpendicular to the circuit board in the locking process, so that the stress on each part of the circuit board is uniform, and the circuit board is prevented from being damaged due to overlarge local stress of the circuit board caused by the fact that one side of the locking plate contacts the circuit board first.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a left side cross-sectional view of the present invention.
Fig. 3 is a right sectional view of a partial structure of the present invention.
Fig. 4 is a side view of the present invention.
FIG. 5 is a front view of the slider of the present invention.
Fig. 6 is an exploded view of the assembly of the suction cup of the present invention with a hollow cylinder.
Fig. 7 is a top view of the flexible wiring board of the present invention.
Fig. 8 is a top view of the external connection board of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 8, the invention comprises a flexible circuit board 1, an insulating base 2 and an external circuit board 3, wherein two sliders 4 are connected to the side wall of the insulating base 2 in a vertically limited sliding manner, a first push spring 5 is connected between the slider 4 and the bottom surface of the insulating base 2, the first push spring 5 provides a vertically upward thrust for the slider 4, a locking plate 6 is hinged on the slider 4 through a shaft arranged in the front and back direction, an unlocking plate 7 is arranged on the locking plate 6, the unlocking plate 7 slides in a limited manner perpendicular to the bottom surface of the locking plate 6 on the locking plate 6, at least one locking block 8 is arranged on the locking plate 6, an unlocking block 9 is arranged on the unlocking plate 7, sliding plates 10 are respectively connected to the left side and the right side of the insulating base 2 in a front and back sliding manner, a first wedge-shaped slideway 11 matched and corresponding to the locking block 8 is arranged on the sliding plate 10, a clamping groove 12 is arranged below the first wedge-shaped, the inclination directions of the first wedge-shaped slideway 11 and the second wedge-shaped slideway 13 are consistent, a second push spring 14 is connected between the sliding plate 10 and the insulating base 2, and the second push spring 14 gives a backward thrust to the sliding plate 10; the locking block 8 and the first wedge-shaped slideway 11 form a wedge mechanism, the locking block 8 is matched with the first wedge-shaped slideway 11 to enable the sliding plate 10 to slide back and forth under the action of the second push spring 14 when moving up and down, the unlocking block 9 and the second wedge-shaped slideway 13 form the wedge mechanism, and the unlocking block 9 is matched with the second wedge-shaped slideway 13 to enable the sliding plate 10 to slide back and forth under the action of the second push spring 14 when moving up and down;
the locking block 8 is moved downwards by pressing the locking plate 6, the locking block 8 interacts with the first wedge-shaped slideway 11 in the downward movement process to push the sliding plate 10 to slide and compress the second push spring 14, and when the locking block 8 reaches the clamping groove 12 below the first wedge-shaped slideway 11, the second push spring 14 pushes the sliding plate 10 to reset, so that the locking block 8 is clamped into the clamping groove 12, and locking is completed; the unlocking plate 7 is pressed to enable the unlocking block 9 to move downwards, the unlocking block 9 interacts with the second wedge-shaped slideway 13 in the downward movement process to push the sliding plate 10 to slide and compress the second push spring 14, the sliding plate 10 slides to enable the locking block 8 clamped into the clamping groove 12 to be separated from the clamping groove 12, and unlocking is completed.
Furthermore, a first positioning block 15 and a second positioning block 16 are respectively arranged on the left inner side wall and the right inner side wall of the insulating base 2, the first positioning block 15 and the second positioning block 16 are asymmetrically arranged, a first positioning groove 17 and a second positioning groove 18 which are respectively matched with the first positioning block 15 and the second positioning block 16 are arranged on the flexible circuit board 1, and a third positioning groove 19 and a fourth positioning groove 20 which are respectively matched with the first positioning block 15 and the second positioning block 16 are arranged on the external circuit board 3; through the cooperation between the first locating piece 15 and the second locating piece 16 of asymmetric setting on the insulating base 2 and the first constant head tank 17 and the second constant head tank 18 on the flexible line way board 1, make the connected mode between insulating base 2 and the flexible line way board 1 only one, through the cooperation between the first locating piece 15 and the second locating piece 16 of asymmetric setting on the insulating base 2 and the cooperation between the third constant head tank 19 and the fourth constant head tank 20 on the external line way board 3, make the connected mode between insulating base 2 and the external line way board 3 only one, the mode of butt joint between having guaranteed flexible line way board 1 and the external line way board 3 only one, make between flexible line way board 1 and the external line way board 3 can not influence the use because of the connection on the contrary.
Further, at least one elastic member 21, such as an elastic rubber pad, is provided on the bottom surface of the lock plate 6.
Further, the flexible printed circuit board 1 is provided with a first reinforcing plate 22 located at the joint of the flexible printed circuit board 1 and the insulating base 2, the external printed circuit board 3 is provided with a second reinforcing plate 23 located at the joint of the external printed circuit board 3 and the insulating base 2, and the weak joint is reinforced in strength, so that the flexible printed circuit board 1 and the external printed circuit board 3 are protected from being damaged due to overlarge local stress.
Further, first stiffening plate 22 and second stiffening plate 23 on all be equipped with sucking disc 24, it is connected with hollow cylinder 25 to rotate on the sucking disc 24, be provided with first through-hole 26 on the hollow cylinder 25 lateral wall, be provided with on the sucking disc 24 with first through-hole 26 assorted second through-hole 27, first through-hole 26 is in same horizontal plane with the axis of second through-hole 27, during the use, handheld hollow cylinder 25 installs flexible line way board and external connection circuit board 3 on insulating base 2, the hollow cylinder 25 is rotated after fixed flexible line way board and external connection circuit board 3, make first through-hole 26 and second through-hole 27 switch-on, thereby take off sucking disc 24.
When the flexible circuit board is used, the flexible circuit board 1 and the external circuit board 3 are assembled on the insulating base 2 by the aid of the handheld hollow cylinder 25, the locking block 8 is moved downwards by pressing the locking plate 6, the locking block 8 interacts with the first wedge-shaped surface 12 of the first wedge-shaped slideway 11 in the downward movement process to push the sliding plate 10 to slide and compress the second push spring 14, when the locking block 8 reaches the clamping groove 12 below the first wedge-shaped slideway 11, the second push spring 14 pushes the sliding plate 10 to reset, so that the locking block 8 is clamped into the clamping groove 12 to complete locking, the hollow cylinder 25 is rotated to enable the first through hole 26 in the hollow cylinder to be communicated with the second through hole 27 in the sucker 24, and the sucker 24 is taken down; during unlocking, the first reinforcing plate 22 and the second reinforcing plate 23 are sucked by the aid of the suction cups 24, the hollow cylinders 25 are rotated to enable the first through holes 26 and the second through holes 27 to be separated, the unlocking plate 7 is pressed to enable the unlocking blocks 9 to move downwards, the unlocking blocks 9 interact with the second wedge-shaped slide ways 13 in the downward moving process to push the sliding plates 10 to slide and compress the second push springs 14, the sliding plates 10 slide to enable the locking blocks 8 clamped into the clamping grooves 12 to be separated from the clamping grooves 12, unlocking is completed, and the flexible circuit board 1 and the external circuit board 3 are taken down from the insulating base 2 by the aid of the handheld hollow cylinders 25.
The flexible circuit board and the external circuit board are fixed by the locking plate, so that the connection stability between the circuit boards is ensured; the unlocking plate can be opened by pressing during disassembly without pressing the locking plate again, the operation is simple and convenient, the damage of the circuit board caused by the operation problem is reduced, and the pressure borne by the circuit board is reduced, so that the damage of the circuit board is reduced; the locking plate moves perpendicular to the circuit board in the locking process, so that all parts of the circuit board are uniformly stressed, and the circuit board is prevented from being damaged due to overlarge local stress of the circuit board caused by the fact that one side of the locking plate contacts the circuit board firstly; the first positioning block and the second positioning block which are asymmetrically arranged are utilized, so that only one connection mode is provided between the circuit boards, and the condition that the connection between the circuit boards is positive is ensured; the elastic element on the locking plate enables the circuit board to be connected more tightly and is suitable for circuit boards with different thicknesses; the reinforcing plate prevents the damage to the circuit board caused by overlarge local stress caused by stress concentration at the connecting part; when the sucking disc makes the circuit board assemble, the effort does not directly act on the circuit board, on the one hand is convenient for the assembly, on the other hand has protected the circuit board not to cause the harm to the circuit board because of the too big power of directly acting on the circuit board.
Claims (5)
1. A single-sided flexible circuit board comprises a flexible circuit board (1), an insulating base (2) and an external circuit board (3), and is characterized in that at least one sliding block (4) is vertically and limitedly slidably connected to the side wall of the insulating base (2), a first push spring (5) is connected between the sliding block (4) and the bottom surface of the insulating base (2), the first push spring (5) provides vertically upward thrust for the sliding block (4), a locking plate (6) is hinged to the sliding block (4) through shafts arranged in the front and back direction, an unlocking plate (7) is arranged on the locking plate (6), the unlocking plate (7) is in limited sliding on the locking plate (6) and perpendicular to the bottom surface of the locking plate (6), at least one locking block (8) is arranged on the locking plate (6), unlocking blocks (9) are arranged on the unlocking plate (7), sliding plates (10) are respectively and slidably connected to the left side and the right side of the, the sliding plate (10) is provided with a first wedge-shaped slide way (11) which is matched with and corresponds to the locking block (8), a clamping groove (12) is arranged below the first wedge-shaped slide way (11), the sliding plate (10) is provided with a second wedge-shaped slide way (13) which is matched with and corresponds to the unlocking block (9), the first wedge-shaped slide way (11) and the second wedge-shaped slide way (13) are consistent in inclination direction, a second push spring (14) is connected between the sliding plate (10) and the insulating base (2), and the second push spring (14) provides backward thrust for the sliding plate (10).
2. The single-sided flexible circuit board of claim 1, wherein the left and right inner side walls of the insulating base (2) are respectively provided with a first positioning block (15) and a second positioning block (16), the first positioning block (15) and the second positioning block (16) are asymmetrically arranged, the flexible circuit board (1) is provided with a first positioning groove (17) and a second positioning groove (18) which are respectively matched with the first positioning block (15) and the second positioning block (16), and the external circuit board (3) is provided with a third positioning groove (19) and a fourth positioning groove (20) which are respectively matched with the first positioning block (15) and the second positioning block (16).
3. The single-sided flexible wiring board according to claim 1, wherein the latch plate (6) is provided on the bottom surface thereof with at least one elastic member (21).
4. The single-sided flexible printed circuit board according to claim 1, wherein the flexible printed circuit board (1) is provided with a first stiffening plate (22) at a joint of the flexible printed circuit board (1) and the insulating base (2), and the external printed circuit board (3) is provided with a second stiffening plate (23) at a joint of the external printed circuit board (3) and the insulating base (2).
5. The single-sided flexible circuit board of claim 4, wherein the first reinforcing plate (22) and the second reinforcing plate (23) are both provided with a suction cup (24), the suction cup (24) is rotatably connected with a hollow cylinder (25), a first through hole (26) is formed in the side wall of the hollow cylinder (25), the suction cup (24) is provided with a second through hole (27) matched with the first through hole (26), and the axes of the first through hole (26) and the second through hole (27) are in the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011134415.XA CN112164914B (en) | 2020-10-21 | 2020-10-21 | Single-sided flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011134415.XA CN112164914B (en) | 2020-10-21 | 2020-10-21 | Single-sided flexible circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112164914A CN112164914A (en) | 2021-01-01 |
| CN112164914B true CN112164914B (en) | 2021-04-06 |
Family
ID=73867829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011134415.XA Active CN112164914B (en) | 2020-10-21 | 2020-10-21 | Single-sided flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112164914B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113608056B (en) * | 2021-08-17 | 2024-05-24 | 河北利诺新能源科技有限公司 | Safe and efficient electrical equipment detection device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4216162C2 (en) * | 1991-07-26 | 1996-04-04 | Standard Establishment | Mechanical locking on a connector between an electrical switch and a connector |
| JP4248672B2 (en) * | 1999-04-30 | 2009-04-02 | 日本圧着端子製造株式会社 | Flexible board connector |
| JP3851839B2 (en) * | 2002-04-26 | 2006-11-29 | 矢崎総業株式会社 | Connector release structure and connector release jig |
| CN201830262U (en) * | 2010-08-05 | 2011-05-11 | 深圳新飞通光电子技术有限公司 | Device for releasing pluggable module |
| CN102681110B (en) * | 2012-05-31 | 2014-05-07 | 索尔思光电（成都）有限公司 | Unlocking mechanism of SFP (small form pluggable) optical modules |
-
2020
- 2020-10-21 CN CN202011134415.XA patent/CN112164914B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112164914A (en) | 2021-01-01 |
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