CN216531938U - Rigid-flex circuit board with impedance control structure - Google Patents
Rigid-flex circuit board with impedance control structure Download PDFInfo
- Publication number
- CN216531938U CN216531938U CN202123257570.3U CN202123257570U CN216531938U CN 216531938 U CN216531938 U CN 216531938U CN 202123257570 U CN202123257570 U CN 202123257570U CN 216531938 U CN216531938 U CN 216531938U
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- Prior art keywords
- circuit board
- rigid
- control structure
- impedance
- fixedly connected
- Prior art date
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- 229910052802 copper Inorganic materials 0.000 description 2
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Images
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- Combinations Of Printed Boards (AREA)
Abstract
The utility model discloses a rigid-flexible circuit board with an impedance control structure, which comprises a bottom plate, wherein the top of the bottom plate is provided with a rigid-flexible circuit board, the top of the rigid-flexible circuit board is movably connected with an impedance element, and a quick connection mechanism is arranged between the impedance element and the rigid-flexible circuit board; the quick connection mechanism comprises a groove arranged at the top of the flexible and hard circuit board, the bottom of the impedance element penetrates through the groove and extends into the groove, circular grooves are formed in the left side and the right side of the impedance element, and fixing rods are fixedly connected to the top of the flexible and hard circuit board and the left side and the right side of the groove. This soft or hard combines circuit board with impedance control structure through quick connect mechanism's setting, has realized the quick assembly disassembly to impedance element, has avoided the fixed mode of traditional bolt, need not promote work efficiency with the help of external instrument dismouting by a wide margin.
Description
Technical Field
The utility model relates to the technical field of circuit boards, in particular to a rigid-flexible circuit board with an impedance control structure.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed circuit board or a printed circuit board, and the FPC circuit board (the FPC circuit board is also called as a flexible circuit board, namely a flexible printed circuit board which is made of polyimide or polyester film as a base material and has the characteristics of high reliability and excellent flexibility, high wiring density, light weight, thin thickness and good bending property) and a soft and hard combination board, namely the birth and development of the FPC and the PCB, promote a new product of the soft and hard combination board. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like.
The existing soft and hard circuit board often needs to be additionally provided with impedance elements when in use, the impedance elements can carry out impedance control on the circuit board, but the impedance values of the impedance elements of different models are different, the impedance elements are often required to be replaced, the existing impedance element fixing mode generally fixes the impedance elements through bolts, the traditional bolt fixing mode not only needs to be disassembled and assembled by means of an external tool, the bolts are easy to corrode, the disassembly and assembly are inconvenient, in addition, the existing soft and hard circuit board is also not convenient to disassemble when being fixed on equipment, and a soft and hard combined circuit board with an impedance control structure is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a rigid-flexible circuit board with an impedance control structure, which solves the problems that the traditional bolt fixing mode needs to be disassembled and assembled by an external tool, the bolt is easy to rust, and the existing rigid-flexible circuit board is inconvenient to disassemble when being fixed on equipment.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a rigid-flexible circuit board with an impedance control structure comprises a bottom plate, wherein a rigid-flexible circuit board is arranged on the top of the bottom plate, an impedance element is movably connected to the top of the rigid-flexible circuit board, and a quick connection mechanism is arranged between the impedance element and the rigid-flexible circuit board; the quick connection mechanism comprises a groove arranged at the top of a flexible and hard circuit board, the bottom of the impedance element penetrates through the groove and extends to the inside of the groove, circular grooves are formed in the left side and the right side of the impedance element, fixing rods are fixedly connected to the top of the flexible and hard circuit board and positioned on the left side and the right side of the groove, fixing pipes are fixedly connected to the top ends of the two fixing rods, one ends, far away from the two fixing pipes, of the two fixing pipes are respectively connected with a limiting insertion rod in a sliding mode, opposite ends of the two limiting insertion rods penetrate through the fixing pipes and extend to the inside of the circular grooves, the outer surfaces of the two limiting insertion rods are respectively clamped with the inner surfaces of the circular grooves, one ends, far away from the two limiting insertion rods, of the two limiting insertion rods are respectively and fixedly connected with a handle, circular plates are respectively and fixedly connected to the outer surfaces of the two limiting insertion rods, and the outer surfaces of the two circular plates are respectively and slidably connected with the inner surfaces of the fixing pipes, two the surface of spacing inserted bar all is equipped with the spring, two the looks remote site of spring all with one side fixed connection of plectane, two the one end that the spring kept away from mutually all with the inner wall fixed connection of fixed pipe.
Preferably, the left side and the right side of the top of the bottom plate are fixedly connected with L-shaped plates, and threaded rods are connected to the top of the L-shaped plates in a threaded mode.
Preferably, the bottom end of the threaded rod penetrates through the L-shaped plate and extends to the outside of the L-shaped plate, and the bottom end of the threaded rod is fixedly connected with a rubber pressing block.
Preferably, the bottom of the rubber pressing block is in contact extrusion with the top of the soft and hard circuit board, and the top end of the threaded rod is fixedly connected with the rotating block.
Preferably, the number of the L-shaped plates, the threaded rods, the rubber pressing blocks and the rotating blocks is eight, and the impedance elements are matched with the size of the grooves.
Preferably, the two limiting insertion rods are matched with the circular groove in size, and the rubber pressing block is made of rubber materials.
Advantageous effects
The utility model provides a rigid-flexible circuit board with an impedance control structure. Compared with the prior art, the method has the following beneficial effects:
(1) this soft or hard combines circuit board with impedance control structure, through pulling two handles, make the handle drive two inserted bars and remove dorsad, two inserted bars drive the plectane and slide along the internal surface dorsad of fixed pipe simultaneously, two plectanes begin to extrude compression spring simultaneously, further inject impedance component inside the recess, further loosen two handles, receive the spring force effect, drive two inserted bars when the spring resets and inject the circular slot on the impedance component, realize the erection joint, setting through quick coupling mechanism, the quick assembly disassembly to impedance component has been realized, the fixed mode of traditional bolt has been avoided, need not be with the help of the dismouting of external instrument, work efficiency has been promoted by a wide margin.
(2) This soft or hard combination circuit board with impedance control structure further rotates the turning block through placing soft or hard circuit board at the top of bottom plate for the turning block drives the threaded rod and rotates, and the threaded rod drives the rubber briquetting and moves down simultaneously, finally makes the rubber briquetting extrusion fix soft or hard circuit board, thereby realizes the quick fixed to soft or hard circuit board, convenient the dismantlement moreover, and the practicality is very strong.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is an enlarged view of a portion of the utility model at A in FIG. 1;
FIG. 3 is an enlarged view of a portion of the present invention at B of FIG. 1;
fig. 4 is a cross-sectional view of a stationary tube of the present invention.
In the figure: 1-bottom plate, 2-soft and hard circuit board, 3-impedance element, 4-quick connecting mechanism, 41-groove, 42-circular groove, 43-fixing rod, 44-fixing tube, 45-inserted bar, 46-handle, 47-circular plate, 48-spring, 5-L-shaped plate, 6-threaded rod, 7-rubber press block and 8-rotating block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a rigid-flexible circuit board with an impedance control structure comprises a bottom plate 1, wherein a rigid-flexible circuit board 2 is arranged at the top of the bottom plate 1, an impedance element 3 is movably connected to the top of the rigid-flexible circuit board 2, and a quick connection mechanism 4 is arranged between the impedance element 3 and the rigid-flexible circuit board 2; the quick connection mechanism 4 comprises a groove 41 arranged at the top of the flexible and rigid circuit board 2, the bottom of the impedance element 3 penetrates through the groove 41 and extends to the inside of the groove 41, circular grooves 42 are arranged at the left side and the right side of the impedance element 3, fixing rods 43 are fixedly connected at the top of the flexible and rigid circuit board 2 and positioned at the left side and the right side of the groove 41, fixing pipes 44 are fixedly connected at the top ends of the two fixing rods 43, one ends, far away from the two fixing pipes 44, of the two fixing pipes 44 are respectively connected with a limiting insertion rod 45 in a sliding manner, opposite ends of the two limiting insertion rods 45 penetrate through the fixing pipes 44 and extend to the inside of the circular grooves 42, the outer surfaces of the two limiting insertion rods 45 are respectively clamped with the inner surface of the circular grooves 42, one ends, far away from the two limiting insertion rods 45, of the two ends, far away from the two limiting insertion rods 45, are respectively fixedly connected with a circular plate 47, the outer surfaces of the two circular plates 47 are respectively connected with the inner surface of the fixing pipes 44 in a sliding manner, the outer surfaces of the two limiting insertion rods 45 are respectively sleeved with a spring 48, opposite ends of the two springs 48 are respectively fixedly connected with one side of a circular plate 47, the far ends of the two springs 48 are respectively fixedly connected with the inner wall of a fixed pipe 44, the left side and the right side of the top of the bottom plate 1 are respectively fixedly connected with an L-shaped plate 5, the top of the L-shaped plate 5 is in threaded connection with a threaded rod 6, the bottom end of the threaded rod 6 penetrates through the L-shaped plate 5 and extends to the outside of the L-shaped plate 5, the bottom end of the threaded rod 6 is fixedly connected with a rubber pressing block 7, the bottom of the rubber pressing block 7 is in contact extrusion with the top of the soft and hard circuit board 2, the top end of the threaded rod 6 is fixedly connected with a rotating block 8, the L-shaped plate 5 and the threaded rod 6, the number of the rubber pressing blocks 7 and the number of the rotating blocks 8 are eight, the impedance elements 3 are matched with the size of the grooves 41, the two limiting insertion rods 45 are matched with the size of the circular grooves 42, and the rubber pressing blocks 7 are made of rubber materials.
And those not described in detail in this specification are well within the skill of those in the art.
When the rapid connecting mechanism 4 is arranged, the resistance element 3 is rapidly assembled and disassembled, the fixing mode of the traditional bolt is avoided, the disassembly and assembly by an external tool are not needed, the working efficiency is greatly improved, the soft and hard circuit board 2 is placed on the top of the bottom plate 1 to further rotate the rotating block 8, the rotating block 8 drives the threaded rod 6 to rotate, and the threaded rod 6 drives the rubber pressing block 7 to move downwards, finally, the rubber pressing block 7 is made to extrude and fix the soft and hard circuit board 2, so that the soft and hard circuit board 2 is quickly fixed, the disassembly is convenient, and the practicability is strong.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (6)
1. A rigid-flexible circuit board with impedance control structure, includes bottom plate (1), the top of bottom plate (1) is provided with rigid-flexible circuit board (2), its characterized in that: the top of the soft and hard circuit board (2) is movably connected with an impedance element (3), and a quick connection mechanism (4) is arranged between the impedance element (3) and the soft and hard circuit board (2);
the quick connecting mechanism (4) comprises a groove (41) arranged at the top of the flexible and hard circuit board (2), the bottom of the impedance element (3) penetrates through the groove (41) and extends to the inside of the groove (41), circular grooves (42) are formed in the left side and the right side of the impedance element (3), fixing rods (43) are fixedly connected to the top of the flexible and hard circuit board (2) and located on the left side and the right side of the groove (41), fixing pipes (44) are fixedly connected to the top ends of the fixing rods (43), limiting insertion rods (45) are connected to one ends, far away from the fixing pipes (44), of the two limiting insertion rods (45), opposite ends of the two limiting insertion rods (45) penetrate through the fixing pipes (44) and extend to the inside of the circular grooves (42), the outer surfaces of the two limiting insertion rods (45) are clamped with the inner surfaces of the circular grooves (42), and handles (46) are fixedly connected to one ends, far away from the limiting insertion rods (45), two equal fixedly connected with plectane (47) in surface of spacing inserted bar (45), two the surface of plectane (47) all with the internal surface sliding connection of fixed pipe (44), two the surface of spacing inserted bar (45) all overlaps and is equipped with spring (48), two the looks remote site of spring (48) all with one side fixed connection of plectane (47), two the one end that spring (48) kept away from mutually all with the inner wall fixed connection of fixed pipe (44).
2. The rigid-flex circuit board with the impedance control structure as claimed in claim 1, wherein: the equal fixedly connected with L template (5) in the left and right sides at bottom plate (1) top, the top threaded connection of L template (5) has threaded rod (6).
3. The rigid-flex circuit board with the impedance control structure as claimed in claim 2, wherein: the bottom of threaded rod (6) runs through L template (5) and extends to the outside of L template (5), the bottom fixedly connected with rubber briquetting (7) of threaded rod (6).
4. The rigid-flex circuit board with the impedance control structure as claimed in claim 3, wherein: the bottom of the rubber pressing block (7) is in contact extrusion with the top of the soft and hard circuit board (2), and the top end of the threaded rod (6) is fixedly connected with a rotating block (8).
5. The rigid-flex circuit board with the impedance control structure as claimed in claim 4, wherein: the number of the L-shaped plates (5), the threaded rods (6), the rubber pressing blocks (7) and the rotating blocks (8) is eight, and the impedance elements (3) are matched with the size of the grooves (41).
6. The rigid-flex circuit board with the impedance control structure as claimed in claim 3, wherein: two spacing inserted bar (45) all with the size looks adaptation of circular slot (42), rubber briquetting (7) adopt rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257570.3U CN216531938U (en) | 2021-12-20 | 2021-12-20 | Rigid-flex circuit board with impedance control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257570.3U CN216531938U (en) | 2021-12-20 | 2021-12-20 | Rigid-flex circuit board with impedance control structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216531938U true CN216531938U (en) | 2022-05-13 |
Family
ID=81502702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123257570.3U Expired - Fee Related CN216531938U (en) | 2021-12-20 | 2021-12-20 | Rigid-flex circuit board with impedance control structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216531938U (en) |
-
2021
- 2021-12-20 CN CN202123257570.3U patent/CN216531938U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |