CN211297132U - Prevent fracture combination formula FPC circuit board - Google Patents
Prevent fracture combination formula FPC circuit board Download PDFInfo
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- CN211297132U CN211297132U CN202020034501.2U CN202020034501U CN211297132U CN 211297132 U CN211297132 U CN 211297132U CN 202020034501 U CN202020034501 U CN 202020034501U CN 211297132 U CN211297132 U CN 211297132U
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- circuit board
- fpc circuit
- fpc
- top surface
- board body
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Abstract
The utility model belongs to the technical field of circuit boards, in particular to an anti-fracture combined FPC circuit board, which comprises a FPC circuit board body, wherein a metal reinforcing strip is arranged on the top surface of the FPC circuit board body; the top surface of the metal reinforcing strip is provided with a convex strip which is fixed with the metal reinforcing strip into a whole; the FPC board comprises an FPC circuit board body and is characterized by further comprising an insulating board, wherein the top surface of the insulating board is also provided with a connecting groove, a metal heat conducting plate is fixedly bonded in the connecting groove, and heat dissipation holes are uniformly formed in the FPC circuit board body at positions corresponding to the metal heat conducting plate; the utility model discloses a combination formula FPC circuit board is equipped with the metal reinforcing bar that has the sand grip, has improved FPC circuit board body anti-tensile and has dragged and buckle the rupture characteristic, and the insulation board is convenient stable with this body coupling of FPC circuit board, can further improve FPC circuit board body anti-tensile and drag and buckle the rupture characteristic, and simultaneously, the sand grip is the aluminium strip, and the metal heat conduction aluminum plate who sets up in the cooperation insulation board has improved the heat dissipation influence of circuit board, prolongs the life of circuit board.
Description
Technical Field
The utility model belongs to the technical field of the circuit board, concretely relates to prevent combination formula FPC circuit board that splits.
Background
The flexible printed circuit board is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility, has the characteristics of high wiring density, light weight, thin thickness and good bending property, and is usually combined by a plurality of flexible printed circuit boards when in use.
When the original FPC circuit board is used, the circuit board is connected with circuit components, the circuit board is prone to being broken due to random pulling or bending, meanwhile, the reliability of installation of the circuit components is affected, and normal use of the circuit board is affected.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a prevent combination formula FPC circuit board that splits has convenient to use, good and the long service life's of heat dispersion characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: a combined FPC circuit board capable of preventing fracture comprises a FPC circuit board body, wherein a metal reinforcing strip is mounted on the top surface of the FPC circuit board body; the top surface of the metal reinforcing strip is provided with a convex strip which is fixed with the metal reinforcing strip into a whole; the FPC board comprises an FPC circuit board body, and is characterized by further comprising an insulating plate, wherein the insulating plate is positioned below the FPC circuit board body, two positioning grooves which are distributed oppositely are formed in the bottom surface of the FPC circuit board body, and positioning convex blocks corresponding to the positioning grooves are fixed on the top surface of the insulating plate; the top surface of the insulation board is also provided with a connecting groove, a metal heat-conducting plate is fixedly bonded in the connecting groove, and heat dissipation holes are uniformly formed in the position, corresponding to the metal heat-conducting plate, on the FPC board body.
As a preferred technical scheme of the utility model, four corners of the metal reinforcing strip are respectively provided with a number one fixing hole; and the FPC circuit board body and the insulating plate are provided with corresponding second fixing holes.
As an optimized technical scheme of the utility model, the metal reinforcing strip is the aluminium strip.
As a preferred technical scheme of the utility model, the longitudinal section of sand grip is semiellipse shape structure, just the major axis direction of sand grip with the width direction of strip is strengthened to the metal is parallel.
As an optimized technical scheme of the utility model, the spread groove is aluminum plate.
As an optimal technical scheme of the utility model, positioning lug's top surface is equipped with rather than solid stable lug as an organic whole positioning groove inner wall seted up with the stable recess of stable lug looks adaptation.
As an optimal technical scheme of the utility model, stabilize the recess with the vertical tangent plane of stabilizing the lug is the isosceles trapezoid structure of invering.
As an optimized technical scheme of the utility model, the top surface of metal heat-conducting plate with the top surface of insulation board flushes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a combination formula FPC circuit board is equipped with the metal reinforcing bar that has the sand grip, has improved FPC circuit board body anti-tensile and has dragged and buckle the rupture characteristic, and the insulation board is convenient stable with this body coupling of FPC circuit board, can further improve FPC circuit board body anti-tensile and drag and buckle the rupture characteristic, and simultaneously, the sand grip is the aluminium strip, and the metal heat conduction aluminum plate who sets up in the cooperation insulation board has improved the heat dissipation influence of circuit board, prolongs the life of circuit board.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic axial-side structure view of the metal reinforcing strip of the present invention;
fig. 3 is a schematic view of the front structure of the FPC board body in the present invention;
in the figure: 1. an FPC circuit board body; 2. a metal reinforcing strip; 3. a first fixing hole; 4. a convex strip; 5. an insulating plate; 6. a second fixing hole; 7. heat dissipation holes; 8. connecting grooves; 9. a metal heat-conducting plate; 10. positioning the bump; 11. a positioning groove; 12. a stabilizing recess; 13. and stabilizing the bump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a combined FPC circuit board capable of preventing fracture comprises an FPC circuit board body 1, wherein a metal reinforcing strip 2 is arranged on the top surface of the FPC circuit board body 1; the top surface of the metal reinforcing strip 2 is provided with a convex strip 4 which is fixed with the metal reinforcing strip into a whole; the FPC board comprises an FPC circuit board body 1, and is characterized by further comprising an insulating plate 5, wherein the insulating plate 5 is arranged below the FPC circuit board body 1, two positioning grooves 11 which are distributed oppositely are formed in the bottom surface of the FPC circuit board body 1, and positioning bumps 10 corresponding to the positioning grooves 11 are fixed on the top surface of the insulating plate 5; the spread groove 8 has still been seted up to insulation board 5's top surface, it is fixed with metal heat-conducting plate 9 to adhere in spread groove 8, louvre 7 has evenly been seted up corresponding to the position of metal heat-conducting plate 9 on FPC circuit board body 1, when using, metal reinforcing bar 2 is for utilizing the screw fixation on FPC circuit board body 1 surface, the sand grip 4 of cooperation top surface, the intensity of FPC circuit board body 1 has been improved, when FPC circuit board body 1 and insulation board 5 are connected, the positioning lug 10 embedding of insulation board 5 top surface is in the positioning groove 11 of FPC circuit board body 1 bottom surface, convenient connection, and utilize insulation board 5 further to improve FPC circuit board body 1's intensity.
Specifically, as shown in fig. 1 and fig. 3, in the embodiment, first fixing holes 3 are respectively formed at four corners of the metal reinforcing strip 2, and the first fixing holes 3 are used for installing the metal reinforcing strip 2; a second fixing hole 6 corresponding to the FPC board body 1 and the insulating plate 5 is formed in the FPC board body 1, and the second fixing hole 6 is used for fixing the FPC board body 1 and the insulating plate 5.
Specifically, as shown in fig. 1 and 2, in this embodiment, the metal reinforcing strip 2 is an aluminum strip, which has good thermal conductivity and is beneficial to heat dissipation of the FPC board body 1.
Specifically, as shown in fig. 2, in this embodiment, the longitudinal section of each protruding strip 4 is a semi-elliptical structure, and the long axis direction of each protruding strip 4 is parallel to the width direction of the metal reinforcing strip 2, so that the strength of the FPC circuit board body 1 is improved, the pulling resistance of the FPC circuit board body 1 is improved, and the FPC circuit board body 1 is prevented from being broken.
Specifically, as shown in fig. 3, in this embodiment, the connecting groove 8 is an aluminum plate, which has good thermal conductivity and is beneficial to heat dissipation of the FPC board body 1.
Specifically, as shown in fig. 3, in this embodiment, the top surface of the positioning protrusion 10 is provided with a stabilizing protrusion 13 integrally fixed thereto, the inner wall of the positioning groove 11 is provided with a stabilizing groove 12 adapted to the stabilizing protrusion 13, and when the FPC circuit board body 1 is connected to the insulating board 5, the stabilizing protrusion 13 is embedded into the stabilizing groove 12, so as to ensure the connection stability between the FPC circuit board body 1 and the insulating board 5.
Specifically, as shown in fig. 3, in this embodiment, the longitudinal sections of the stabilizing groove 12 and the stabilizing protrusion 13 are both inverted isosceles trapezoid structures, so as to ensure the connection stability between the FPC circuit board body 1 and the insulating board 5, and improve the bending resistance of the FPC circuit board body 1.
Specifically, as shown in fig. 3, in this embodiment, the top surface of the metal heat conducting plate 9 is flush with the top surface of the insulating plate 5, so as to ensure that the FPC circuit board body 1 is in surface contact with the metal heat conducting plate 9 after the FPC circuit board body 1 is connected to the insulating plate 5, thereby improving the heat conduction efficiency of the FPC circuit board body 1 and facilitating the heat dissipation of the FPC circuit board body 1.
The utility model discloses a theory of operation and use flow: the utility model discloses a circuit board, when using, metal reinforcing bar 2 is for utilizing the screw fixation at FPC circuit board body 1 surface, and when FPC circuit board body 1 and insulation board 5 are connected, in the positioning groove 11 of the positioning lug 10 embedding FPC circuit board body 1 bottom surface of insulation board 5 top surface, in stabilizing lug 13 embedding stabilizing recess 12 simultaneously, it is convenient to connect to utilize insulation board 5 further to improve FPC circuit board body 1's intensity.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a prevent combination formula FPC circuit board that splits, includes FPC circuit board body (1), its characterized in that: the top surface of the FPC circuit board body (1) is provided with a metal reinforcing strip (2); the top surface of the metal reinforcing strip (2) is provided with a convex strip (4) which is fixed with the metal reinforcing strip into a whole; the FPC board is characterized by further comprising an insulating plate (5), wherein the insulating plate (5) is located below the FPC board body (1), two positioning grooves (11) which are distributed oppositely are formed in the bottom surface of the FPC board body (1), and positioning convex blocks (10) corresponding to the positioning grooves (11) are fixed on the top surface of the insulating plate (5); the heat-insulating board is characterized in that a connecting groove (8) is further formed in the top surface of the insulating board (5), a metal heat-conducting plate (9) is fixedly bonded in the connecting groove (8), and heat dissipation holes (7) are uniformly formed in the position, corresponding to the metal heat-conducting plate (9), of the FPC board body (1).
2. The anti-fracture combined FPC circuit board of claim 1, characterized in that: four corners of the metal reinforcing strip (2) are respectively provided with a first fixing hole (3); and the FPC circuit board body (1) and the insulating plate (5) are provided with corresponding second fixing holes (6).
3. The anti-fracture combined FPC circuit board of claim 1, characterized in that: the metal reinforcing strip (2) is an aluminum strip.
4. The anti-fracture combined FPC circuit board of claim 1, characterized in that: the longitudinal section of each convex strip (4) is of a semi-elliptical structure, and the long axis direction of each convex strip (4) is parallel to the width direction of the metal reinforcing strip (2).
5. The anti-fracture combined FPC circuit board of claim 1, characterized in that: the connecting groove (8) is an aluminum plate.
6. The anti-fracture combined FPC circuit board of claim 1, characterized in that: the top surface of the positioning lug (10) is provided with a stabilizing lug (13) which is fixedly integrated with the positioning lug, and the inner wall of the positioning groove (11) is provided with a stabilizing groove (12) which is matched with the stabilizing lug (13).
7. The anti-fracture combined FPC circuit board of claim 6, wherein: the longitudinal sections of the stabilizing groove (12) and the stabilizing lug (13) are of inverted isosceles trapezoid structures.
8. The anti-fracture combined FPC circuit board of claim 1, characterized in that: the top surface of the metal heat-conducting plate (9) is flush with the top surface of the insulating plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034501.2U CN211297132U (en) | 2020-01-08 | 2020-01-08 | Prevent fracture combination formula FPC circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034501.2U CN211297132U (en) | 2020-01-08 | 2020-01-08 | Prevent fracture combination formula FPC circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211297132U true CN211297132U (en) | 2020-08-18 |
Family
ID=72019676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020034501.2U Active CN211297132U (en) | 2020-01-08 | 2020-01-08 | Prevent fracture combination formula FPC circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211297132U (en) |
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2020
- 2020-01-08 CN CN202020034501.2U patent/CN211297132U/en active Active
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