CN216795349U - Circuit board with folding function - Google Patents
Circuit board with folding function Download PDFInfo
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- CN216795349U CN216795349U CN202121891672.8U CN202121891672U CN216795349U CN 216795349 U CN216795349 U CN 216795349U CN 202121891672 U CN202121891672 U CN 202121891672U CN 216795349 U CN216795349 U CN 216795349U
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- circuit board
- fixed
- folding function
- frame
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Abstract
The utility model discloses a circuit board with a folding function, which comprises a first circuit board, a second circuit board, a connecting flat cable and a clamping frame, wherein the first circuit board and the second circuit board are movably connected through a group of rotating shafts; the two sets of vertical outer walls of first circuit board all fixed welding have the fixed block of rectangle structure, the two sets of vertical outer walls of second circuit board all fixed welding have with the fixed frame that the fixed block is corresponding, first circuit board and second circuit board all include base plate, wire rail, copper foil and heat dissipation coating. This circuit board with folding function, simple structure, the installation of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of circuit boards, and particularly relates to a circuit board with a folding function.
Background
The circuit board makes the circuit miniaturized, direct-viewing, play an important role in fixed circuit's batch production and optimizing electrical apparatus overall arrangement, and the circuit board can be called printed wiring board or printed circuit board, and the circuit board generally divide into hard circuit board and printed circuit board, and printed circuit board is flexible circuit board, and it can fold, bend and twist etc..
The circuit board is not provided with the shape keeping function when not needing to be folded, and is easy to be folded randomly and damaged due to the fact that the circuit board is touched by mistake.
Therefore, in view of the current situation, it is urgently needed to design and produce a circuit board with a folding function so as to meet the requirement of practical use.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a circuit board with a folding function, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: a circuit board with a folding function comprises a first circuit board, a second circuit board, a connecting flat cable and a clamping frame, wherein the first circuit board and the second circuit board are movably connected through a group of rotating shafts;
the two sets of vertical outer walls of first circuit board all fixed welding have the fixed block of rectangle structure, the two sets of vertical outer walls of second circuit board all fixed welding have with the fixed frame that the fixed block is corresponding, first circuit board and second circuit board all include base plate, wire rail, copper foil and heat dissipation coating.
Preferably, the clamping frame is internally provided with two sets of symmetrically arranged clamping plates, the clamping plates are two sets of clamping plates, the opposite ends of the clamping plates are fixedly welded with a plurality of groups of compression springs, and the clamping plates are fixedly welded with the inner side wall of the clamping frame through the plurality of groups of compression springs.
Preferably, the side wall of the inner part of the fixed frame is connected with a sliding block in a sliding manner, one end of the sliding block is fixedly welded with a positioning block, and one end of the positioning block, which is far away from the sliding block, penetrates through holes formed in a group of vertical inner walls of the fixed frame and extends into a positioning groove formed in the periphery of the fixed block;
sliding block other end fixed welding has the pulling pole, the pulling pole is kept away from sliding block one end and is run through fixed frame inside wall and extend to fixed frame outside, the fixed welding of pulling pole right-hand member has the pulling piece, the pulling pole periphery cover is equipped with expanding spring.
Preferably, the wire track is fixedly welded on the outer surface of the substrate, the copper foil is fixedly welded on the outer surface of the wire track, and the heat dissipation coating wraps the outer surface of the copper foil.
Preferably, the heat dissipation coating is made of an aqueous heat dissipation coating.
Preferably, a set of protrusions is integrally formed on a set of vertical outer walls of the first circuit board, and a groove matched with the protrusions is formed in one end, close to the first circuit board, of the second circuit board.
The utility model has the technical effects and advantages that: according to the circuit board with the folding function, the pulling block is pulled, the pulling block drives the sliding block to transversely move in the fixing frame through the pulling rod, so that the positioning block moves along the direction of the sliding block, and the positioning block is matched and connected with the fixing block due to the flexibility of the telescopic spring, so that the stability of the circuit board when the circuit board does not need to be folded is ensured, and the damage of the circuit board is reduced; the heat dissipation coating on the surface of the circuit board can improve the heat dissipation efficiency of the surface of the circuit board, reduce the temperature of the surface of the circuit board, and enable the circuit board to have corrosion resistance, so that the circuit board can be prevented from being corroded in the using process, and the service life of the circuit board can be prolonged; the clamping frame, the clamping plate and the compression spring are matched for use, so that the whole body can be conveniently clamped and mounted, and the working efficiency of mounting and dismounting the circuit board is improved; this circuit board with folding function, simple structure, the installation of being convenient for.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
figure 3 is a sectional view of the fixing frame of the utility model;
fig. 4 is a partial cross-sectional view of a first wiring board of the present invention.
In the figure: the heat dissipation device comprises a first circuit board 1, a second circuit board 2, a connecting flat cable 3, a clamping frame 4, a fixing frame 5, a fixing block 6, a clamping plate 7, a positioning block 8, a sliding block 9, a telescopic spring 10, a pulling rod 11, a base plate 12, a lead track 13, copper foil 14 and a heat dissipation coating 15.
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.
Unless otherwise indicated, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the utility model is directed.
The utility model provides a circuit board with a folding function as shown in figures 1-4, which comprises a first circuit board 1, a second circuit board 2, a connecting flat cable 3 and a clamping frame 4, wherein the first circuit board 1 and the second circuit board 2 are movably connected through a group of rotating shafts, the first circuit board 1 and the second circuit board 2 are electrically connected through the connecting flat cable 3, and the clamping frame 4 with a U-shaped structure is fixedly welded at the opposite end of each of the first circuit board 1 and the second circuit board 2;
the equal fixed welding of 1 two sets of vertical outer walls of first circuit board has fixed block 6 of rectangle structure, 2 two sets of vertical outer walls of second circuit board all fixed welding have with fixed frame 5 that 6 are corresponding of fixed block, first circuit board 1 and second circuit board 2 all include base plate 12, wire rail 13, copper foil 14 and heat dissipation coating 15.
Specifically, press from both sides the inside pinch-off blades 7 that are provided with two sets of symmetries and set up of tight frame 4, it is two sets of the equal fixed welding of the relative one end of pinch-off blades 7 has multiunit compression spring, pinch-off blades 7 pass through multiunit compression spring and the tight 4 inside wall fixed weld of clamp frame.
Specifically, a sliding block 9 is connected to the side wall inside the fixed frame 5 in a sliding manner, a positioning block 8 is fixedly welded at one end of the sliding block 9, and one end, far away from the sliding block 9, of the positioning block 8 penetrates through holes formed in a group of vertical inner walls of the fixed frame 5 and extends into a positioning groove formed in the periphery of the fixed block 6;
the fixed welding of 9 other ends of sliding block has pulling pole 11, pulling pole 11 is kept away from 9 one ends of sliding block and is run through fixed frame 5 inside walls and extend to fixed frame 5 outside, the fixed welding of 11 right-hand members of pulling pole has the pulling piece, 11 periphery covers of pulling pole are equipped with expanding spring 10.
Specifically, the wire track 13 is fixedly welded on the outer surface of the substrate 12, the copper foil 14 is fixedly welded on the outer surface of the wire track 13, and the heat dissipation coating 15 is wrapped on the outer surface of the copper foil 14.
Specifically, the heat dissipation coating 15 is made of water-based heat dissipation coating, and the heat dissipation coating 15 can improve the heat dissipation efficiency of the surface of the circuit board, reduce the temperature of the surface of the circuit board, and also can enable the circuit board to have corrosion resistance, so that the circuit board can be prevented from being corroded in the using process, and the service life of the circuit board can be prolonged.
Specifically, a set of vertical outer wall integrated into one piece of first circuit board 1 has a set of bellying, second circuit board 2 is close to 1 one end of first circuit board and offers the recess with bellying looks adaptation.
The theory of operation, this circuit board with folding function, when need not fold the circuit board, pulling piece, pulling piece moves pole 11 through the pulling and drives sliding block 9 at fixed frame 5 internal transverse motion, make locating piece 8 remove along the 9 directions of sliding block, because expanding spring 10's elasticity, make locating piece 8 and fixed block 6 cooperate and be connected, thereby guarantee the stability of circuit board when the circuit board need not fold, then through pressing from both sides tight frame 4, clamp plate 7 and compression spring's cooperation is used, install this whole on required equipment fast.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a circuit board with folding function, includes first circuit board (1), second circuit board (2), connects winding displacement (3) and presss from both sides tight frame (4), its characterized in that: the first circuit board (1) is movably connected with the second circuit board (2) through a group of rotating shafts, the first circuit board (1) is electrically connected with the second circuit board (2) through a connecting flat cable (3), and clamping frames (4) with U-shaped structures are fixedly welded at opposite ends of the first circuit board (1) and the second circuit board (2);
first circuit board (1) two sets of vertical outer walls all fixed welding have fixed block (6) of rectangle structure, the equal fixed welding of two sets of vertical outer walls of second circuit board (2) has fixed frame (5) corresponding with fixed block (6), first circuit board (1) and second circuit board (2) all include base plate (12), wire rail (13), copper foil (14) and heat dissipation coating (15).
2. A circuit board with a folding function according to claim 1, wherein: the clamping frame is characterized in that two sets of clamping plates (7) symmetrically arranged are arranged inside the clamping frame (4), two sets of clamping plates (7) are fixedly welded to the opposite ends of the clamping plates (7) through multiple sets of compression springs, and the clamping plates (7) are fixedly welded to the inner side wall of the clamping frame (4) through the multiple sets of compression springs.
3. A circuit board with a folding function according to claim 1, wherein: a sliding block (9) is connected to the inner side wall of the fixed frame (5) in a sliding manner, a positioning block (8) is fixedly welded at one end of the sliding block (9), and one end, far away from the sliding block (9), of the positioning block (8) penetrates through holes formed in a group of vertical inner walls of the fixed frame (5) and extends into a positioning groove formed in the periphery of the fixed block (6);
sliding block (9) other end fixed welding has pulling pole (11), pulling pole (11) are kept away from sliding block (9) one end and are run through fixed frame (5) inside wall and extend to fixed frame (5) outside, pulling pole (11) right-hand member fixed welding has the pulling piece, pulling pole (11) periphery cover is equipped with expanding spring (10).
4. A circuit board with a folding function according to claim 1, characterized in that: wire line rail (13) fixed welding is at base plate (12) surface, copper foil (14) fixed welding is at wire line rail (13) surface, heat dissipation coating (15) parcel is at copper foil (14) surface.
5. A circuit board with a folding function according to claim 1, wherein: the heat dissipation coating (15) is made of water-based heat dissipation coating.
6. A circuit board with a folding function according to claim 1, wherein: a set of vertical outer wall integrated into one piece of first circuit board (1) has a set of bellying, second circuit board (2) are close to first circuit board (1) one end and offer the recess with the bellying adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121891672.8U CN216795349U (en) | 2021-08-13 | 2021-08-13 | Circuit board with folding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121891672.8U CN216795349U (en) | 2021-08-13 | 2021-08-13 | Circuit board with folding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216795349U true CN216795349U (en) | 2022-06-21 |
Family
ID=81998390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121891672.8U Active CN216795349U (en) | 2021-08-13 | 2021-08-13 | Circuit board with folding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216795349U (en) |
-
2021
- 2021-08-13 CN CN202121891672.8U patent/CN216795349U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |