CN210670746U - Printed circuit board with high toughness - Google Patents
Printed circuit board with high toughness Download PDFInfo
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- CN210670746U CN210670746U CN201921878211.XU CN201921878211U CN210670746U CN 210670746 U CN210670746 U CN 210670746U CN 201921878211 U CN201921878211 U CN 201921878211U CN 210670746 U CN210670746 U CN 210670746U
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- elastic resin
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Abstract
The utility model relates to a circuit board field especially relates to a printed circuit board that toughness is high, including the circuit board body, the circuit board body includes first base plate, second base plate, first base plate upper surface is provided with elastic resin net, elastic resin net includes horizontal toughness muscle, vertical toughness muscle, and horizontal toughness muscle and vertical toughness muscle are the cross setting, the inseparable coating of circuit board body side has the corrosion resistant layer, elastic resin net top is range upon range of has heat conduction honeycomb sheet layer, heat conduction honeycomb sheet layer comprises a plurality of hollow tube, heat conduction honeycomb sheet layer top is provided with the second base plate, second base plate surface coating has the compound mortar layer of high toughness. The utility model provides a difficult rupture, stable good, long service life's printed circuit board.
Description
Technical Field
The utility model relates to a circuit board field especially relates to a printed circuit board that toughness is high.
Background
The printed circuit board is a provider for electrical connection of electronic components, has been developed for over 100 years, is mainly designed by layout, has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and can be divided into single-layer boards, double-layer boards, four-layer boards, six-layer boards and other multi-layer boards according to the number of layers of the circuit boards. Printed circuit boards have evolved from single-layer to double-sided, multi-layer and flex boards, and have continued to evolve toward high precision, high density and high reliability. The size is continuously reduced, the cost is reduced, and the performance is improved, so that the printed circuit board still keeps strong vitality in the development process of future electronic products, and the development trend of the production and manufacturing technology of the printed circuit board in the future is to develop towards high density, high precision, fine aperture, fine lead, small spacing, high reliability, multilayering, high-speed transmission, light weight and thinness in performance.
The existing printed circuit board has poor toughness and is easy to break, the use stability of the printed circuit board is influenced, the safety of the printed circuit board is reduced, the service life is shortened, and the printed circuit board is not beneficial to large-scale popularization.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a difficult rupture, stable good, long service life's printed circuit board.
The utility model adopts the following technical scheme:
the utility model provides a printed circuit board that toughness is high, includes the circuit board body, the circuit board body includes first base plate, second base plate, first base plate upper surface is provided with elastic resin net, elastic resin net includes horizontal toughness muscle, vertical toughness muscle, and horizontal toughness muscle and vertical toughness muscle are the setting of crossing, the inseparable coating of circuit board body side has the corrosion resistant layer, elastic resin net top is range upon range of has heat conduction honeycomb sheet layer, heat conduction honeycomb sheet layer comprises a plurality of hollow tube, heat conduction honeycomb sheet layer top is provided with the second base plate, second base plate surface coating has the compound mortar layer of high toughness.
The technical scheme is further improved in that the corrosion-resistant layer is a fluorocarbon paint layer, and the thickness of the fluorocarbon paint layer is 4-5 microns.
The further improvement of the technical scheme is that the first substrate is fixedly connected with the elastic resin net through gluing, and the elastic resin net is fixedly connected with the heat-conducting honeycomb board layer through gluing.
The technical scheme is further improved in that the hollow pipe is one of a TPU foaming pipe or a modified TPU foaming pipe, and the hollow pipe is a hexagonal hollow pipe.
The technical scheme is further improved in that the first substrate, the elastic resin net, the second substrate, the heat-conducting honeycomb plate layer and the high-toughness composite mortar layer are all arranged in a consistent manner.
The utility model has the advantages that:
1. the utility model comprises a circuit board body, the circuit board body comprises a first substrate and a second substrate, the upper surface of the first substrate is provided with an elastic resin net, the elastic resin net comprises a transverse toughness rib and a vertical toughness rib, and the transverse toughness rib and the vertical toughness rib are arranged in a cross way, the elastic resin net is arranged on the first-season board in a tiling way, thereby effectively enhancing the toughness of the circuit board body, being not easy to break, improving the use stability of the circuit board body, the practicability is strong, the side edge of the circuit board body is tightly coated with an anti-corrosion layer, the circuit board body has an anti-corrosion function by arranging the anti-corrosion coating on the left and right sides of the circuit board body, avoiding atmospheric and acid-base pollutants from entering the circuit board body, further improving the service life of the circuit board body, the heat conduction honeycomb board layer is laminated above the elastic resin net, the heat, the heat-conducting property of the circuit board body is enhanced, the heat-radiating effect is improved, the second substrate is arranged above the heat-conducting honeycomb plate layer, the surface of the second substrate is coated with the high-toughness composite mortar layer, and the high-toughness composite mortar layer has the advantages of being good in toughness, not prone to cracking and high in stability, further enhances the toughness of the circuit board body, is not prone to breaking, effectively prolongs the service life, and is high in practicability.
2. The corrosion-resistant layer is a fluorocarbon paint layer, the thickness of the fluorocarbon paint layer is 4-5 mu m, and the fluorocarbon paint layer has the characteristics of excellent corrosion resistance, longer weather resistance and the like, so that the corrosion resistance of the circuit board body is further improved, and the use stability is effectively improved.
3. First base plate passes through rubber coating and elastic resin net fixed connection, and the elastic resin net passes through rubber coating and heat conduction honeycomb panel layer fixed connection, through the rubber coated connected mode, effectively improves the connection stability of first base plate and elastic resin net, elastic resin net and heat conduction honeycomb panel layer, further improves the life of circuit board body.
4. The hollow tube is in the TPU foaming pipe or the modified TPU foaming pipe, and the hollow tube is hexagonal hollow tube, and one comes, and the radiating effect is effectively realized to the hollow tube, improves the life of circuit board body, and two come, and the TPU foaming of hexagonal structure or modified TPU hollow tube can realize the shock attenuation buffering effect, avoid circuit board body weight bearing and rupture, further improve the toughness of circuit board body, and the practicality is strong.
5. The length and width of the first substrate, the elastic resin net, the second substrate, the heat conduction honeycomb plate layer and the high-toughness composite mortar layer are all in consistent arrangement, so that the appearance can be kept attractive, the connection and installation stability of the circuit board body can be effectively guaranteed, the service life of the circuit board body is prolonged, and the practicability is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the elastic resin net of the present invention;
fig. 3 is the structural schematic diagram of the heat-conducting honeycomb plate layer of the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention.
As shown in fig. 1 to 3, a printed circuit board with high toughness comprises a circuit board body 100, the circuit board body 100 comprises a first substrate 110 and a second substrate 120, an elastic resin net 130 is arranged on the upper surface of the first substrate 110, the elastic resin net 130 comprises a transverse toughness rib 131 and a vertical toughness rib 132, the transverse toughness rib 131 and the vertical toughness rib 132 are arranged in a crossed manner, an anti-corrosion layer 140 is tightly coated on the side of the circuit board body 100, a heat-conducting honeycomb plate layer 150 is stacked above the elastic resin net 130, the heat-conducting honeycomb plate layer 150 is composed of a plurality of hollow tubes 151, the second substrate 120 is arranged above the heat-conducting honeycomb plate layer 150, and a high-toughness composite mortar layer is coated on the surface of the second substrate 120.
The corrosion-resistant layer 140 is a fluorocarbon paint layer, the thickness of the fluorocarbon paint layer is 4-5 μm, and the fluorocarbon paint layer has the characteristics of excellent corrosion resistance, longer weather resistance and the like, so that the corrosion resistance of the circuit board body 100 is further improved, and the use stability is effectively improved.
The length and width of the first substrate 110, the elastic resin net 130, the second substrate 120, the heat-conducting honeycomb plate layer 150 and the high-toughness composite mortar layer are all in the same setting, so that the appearance can be kept attractive, the connection and installation stability of the circuit board body 100 can be effectively guaranteed, the service life of the circuit board body 100 is prolonged, and the practicability is high.
The utility model comprises a circuit board body 100, the circuit board body 100 comprises a first base plate 110 and a second base plate 120, the upper surface of the first base plate 110 is provided with an elastic resin net 130, the elastic resin net 130 comprises a horizontal toughness rib 131 and a vertical toughness rib 132, and the horizontal toughness rib 131 and the vertical toughness rib 132 are arranged in a crossed manner, the elastic resin net 130 is arranged on the first-season plate in a tiled manner, thereby effectively enhancing the toughness of the circuit board body 100, not being easy to break, improving the use stability of the circuit board body 100, the practicability is strong, the side edge of the circuit board body 100 is closely coated with a corrosion-resistant layer 140, the circuit board body 100 has a corrosion-resistant function by arranging the corrosion-resistant coating at the left and right sides of the circuit board body 100, avoiding atmosphere and acid-base pollutants from entering the circuit board body 100, further prolonging the service life of the circuit board body 100, a heat-, heat conduction honeycomb panel layer 150 comprises a plurality of hollow tube 151, has strengthened circuit board body 100's heat conductivility, improves the radiating effect, heat conduction honeycomb panel layer 150 top is provided with second base plate 120, the coating on second base plate 120 surface has the compound mortar layer of high tenacity, the compound mortar layer of high tenacity has toughness good, be difficult for taking place the crack, the characteristics that stability is high, circuit board body 100's toughness has further been strengthened, be difficult for the rupture, effectively improved life, therefore, the clothes hanger is strong in practicability.
The above embodiments only represent one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the invention. It should be noted that those skilled in the art will recognize that the invention may be practiced without departing from its spirit or scope. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. A printed circuit board with high toughness is characterized in that: including the circuit board body, the circuit board body includes first base plate, second base plate, first base plate upper surface is provided with the elastic resin net, the elastic resin net includes horizontal toughness muscle, vertical toughness muscle, and horizontal toughness muscle and vertical toughness muscle are the setting of crossing, the inseparable coating of circuit board body side has the corrosion resistant layer, the online top range upon range of heat conduction honeycomb sheet layer of elastic resin, heat conduction honeycomb sheet layer comprises a plurality of hollow tube, heat conduction honeycomb sheet layer top is provided with the second base plate, the coating of second base plate surface has high toughness composite mortar layer.
2. A flexible printed circuit board according to claim 1, wherein: the corrosion-resistant layer is a fluorocarbon paint layer, and the thickness of the fluorocarbon paint layer is 4-5 mu m.
3. A flexible printed circuit board according to claim 1, wherein: the first substrate is fixedly connected with the elastic resin net through gluing, and the elastic resin net is fixedly connected with the heat-conducting honeycomb plate layer through gluing.
4. A flexible printed circuit board according to claim 1, wherein: the hollow pipe is one of a TPU foaming pipe or a modified TPU foaming pipe, and the hollow pipe is a hexagonal hollow pipe.
5. A flexible printed circuit board according to claim 1, wherein: the length and the width of the first substrate, the elastic resin net, the second substrate, the heat-conducting honeycomb plate layer and the high-toughness composite mortar layer are all arranged in a consistent manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921878211.XU CN210670746U (en) | 2019-11-01 | 2019-11-01 | Printed circuit board with high toughness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921878211.XU CN210670746U (en) | 2019-11-01 | 2019-11-01 | Printed circuit board with high toughness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210670746U true CN210670746U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921878211.XU Active CN210670746U (en) | 2019-11-01 | 2019-11-01 | Printed circuit board with high toughness |
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| Country | Link |
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| CN (1) | CN210670746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113038695A (en) * | 2021-03-02 | 2021-06-25 | 广德新三联电子有限公司 | Carbon paste through hole circuit board and preparation method thereof |
-
2019
- 2019-11-01 CN CN201921878211.XU patent/CN210670746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113038695A (en) * | 2021-03-02 | 2021-06-25 | 广德新三联电子有限公司 | Carbon paste through hole circuit board and preparation method thereof |
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