CN209845433U - Copper-clad plate with high-toughness structure - Google Patents

Abstract

The utility model discloses a high-toughness structure copper-clad plate, which belongs to the technical field of copper-clad plates and comprises a toughness base layer, a reinforcing layer, a fireproof layer and a copper foil layer, wherein the number of the reinforcing layer, the fireproof layer and the copper foil layer is 2, the reinforcing layer is bonded on the top and the bottom of the toughness base layer, the fireproof layer is bonded on the outer sides of the two reinforcing layers respectively, the copper foil layer is bonded on the outer sides of the two fireproof layers respectively, and a plurality of heat dissipation holes are formed in the two copper foil layers; the toughness basic unit includes base plate, horizontal backup pad, vertical backup pad and baffle, and the quantity of base plate is 2, and the baffle setting all is fixed with horizontal backup pad between every base plate and the baffle in the middle of two base plates, is fixed with vertical backup pad between two base plates, and vertical backup pad runs through baffle and horizontal backup pad, and vertical backup pad is opened there are a plurality of through-holes. The copper-clad plate has the advantages of novel structure, high toughness and better fireproof performance.

Description

Copper-clad plate with high-toughness structure

Technical Field

The utility model relates to a copper-clad plate technical field, concretely relates to high tenacity structure copper-clad plate.

Background

Copper Clad Laminate (CCL) is a product which is prepared by using wood pulp paper or glass fiber cloth as a reinforcing material, soaking the reinforcing material with resin, coating copper foil on one side or two sides, and carrying out hot pressing. The copper-clad plate is a basic material in the electronic industry, is mainly used for processing and manufacturing Printed Circuit Boards (PCBs), and is widely applied to electronic products such as televisions, radios, computers, mobile communication and the like. However, the existing copper clad laminate structure is simple, usually only has a middle resin layer and a surface copper foil layer, and is low in toughness and compressive strength and easy to damage. The general copper-clad plate does not have the fireproof function, and once a fire occurs, the copper-clad plate is easily burnt out, so that great economic loss is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a high-toughness structure copper-clad plate, which has novel structure, high toughness and better fireproof performance.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a high-toughness structure copper-clad plate, which comprises a toughness base layer, a reinforcing layer, a fireproof layer and a copper foil layer, wherein the number of the reinforcing layer, the fireproof layer and the copper foil layer is 2, the reinforcing layer is bonded on the top and the bottom of the toughness base layer, the fireproof layer is bonded on the outer sides of the two reinforcing layers respectively, the copper foil layer is bonded on the outer sides of the two fireproof layers respectively, and a plurality of heat dissipation holes are formed in the two copper foil layers;

the toughness basic unit includes base plate, horizontal backup pad, vertical backup pad and baffle, the quantity of base plate is 2, the baffle sets up two in the middle of the base plate, every the base plate with all be fixed with between the baffle horizontal backup pad, horizontal backup pad is the wave shaped plate, two be fixed with between the base plate vertical backup pad, vertical backup pad runs through the baffle with horizontal backup pad, vertical backup pad is opened has a plurality of through-holes, and is a plurality of the through-hole is all followed vertical backup pad's length direction sets up in the vertical backup pad.

The utility model discloses in the preferred technical scheme, horizontal backup pad with be fixed with many vertical brace rods between the baffle.

The utility model discloses in the preferred technical scheme, 3, and polylith are no less than to the longitudinal support board the longitudinal support equipartition is two between the base plate.

The utility model discloses in the preferred technical scheme, the louvre is the oblong hole.

In the preferred technical solution of the present invention, the reinforcing layer is connected to the fireproof layer through a bonding block.

The utility model has the advantages that:

the utility model provides a copper-clad plate with a high-toughness structure, which has a novel structure, wherein a reinforcing layer is bonded outside a toughness base layer, a fireproof layer is bonded outside the reinforcing layer, a copper foil layer is bonded outside the fireproof layer, and a plurality of heat dissipation holes are formed in the copper foil layer, so that the heat dissipation effect is better; the tough base layer comprises base plates, transverse supporting plates, longitudinal supporting plates and partition plates, the transverse supporting plates are fixed between the two base plates and the partition plates and play a role of transverse supporting, the longitudinal supporting plates are fixed between the two base plates and play a role of longitudinal supporting, the transverse supporting plates and the longitudinal supporting plates jointly form a cross-shaped supporting system and effectively support a reinforcing layer, a fire-proof layer and a copper foil layer on the outer sides of the base plates, so that the copper-clad plate is high in toughness and more stable in structure; and the fireproof layer on the copper-clad plate enables the covering copper plate to have fireproof effect and is not easy to damage.

Drawings

FIG. 1 is a schematic structural diagram of a high-toughness copper-clad plate;

fig. 2 is a top view of the copper foil layer provided by the present invention.

In the figure: 1. a copper foil layer; 2. a fire barrier layer; 3. a reinforcing layer; 4. a tough base layer; 11. heat dissipation holes; 41. a substrate; 42. a transverse support plate; 43. a longitudinal support plate; 44. a partition plate; 45. supporting ribs; 431. and a through hole.

Detailed Description

The technical solution in the embodiments of the present invention will be described in detail and removed from the accompanying drawings in the embodiments of the present invention, wherein the drawings are only for illustrative purposes, and only schematic drawings are shown, not physical drawings, and the patent is not to be construed as limited thereto; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The embodiments described herein are only some embodiments, not all embodiments, of the invention. 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.

Detailed description of the examples:

as shown in fig. 1-2, including toughness basic unit 4, enhancement layer 3, flame retardant coating 2 and copper foil layer 1, the enhancement layer 3 the flame retardant coating 2 and the quantity of copper foil layer 1 is 2, toughness basic unit 4 top and bottom all bond have the enhancement layer 3, and it is two-layer the 3 outsides of enhancement layer bond respectively have the flame retardant coating 2, and it is two-layer the 2 outsides of flame retardant coating bond respectively have copper foil layer 1, more specifically, the enhancement layer 3 with all connect through the bonding block between the flame retardant coating 2. Two-layer all open a plurality of louvres 11 on the copper foil layer 1, further, louvre 11 is the long circular hole, louvre 11 can well with the heat in the copper foil layer 1 distributes out, has reduced the programming rate of this copper-clad plate.

The tough basic layer 4 comprises a base plate 41, a transverse supporting plate 42, a longitudinal supporting plate 43 and partition plates 44, the number of the base plate 41 is 2, the partition plates 44 are arranged between two base plates 41, each base plate 41 and the partition plates 44 are fixed with the transverse supporting plate 42, the transverse supporting plate 42 is a wave-shaped plate, the transverse supporting plate 42 is embedded between the base plate 41 and the partition plates 44, wave crests of the transverse supporting plate 42 are respectively abutted against the surfaces of the base plate 41 and the partition plates 44, when the copper-clad plate is extruded, the transverse supporting plate 42 plays a role of buffering to prevent the copper-clad plate from deforming, the longitudinal supporting plate 43 is fixed between the two base plates 41, the longitudinal supporting plate 43 penetrates through the partition plates 44 and the transverse supporting plate 42, the longitudinal supporting plate 43 is provided with a plurality of through holes 431, and the through holes 431 are all arranged on the longitudinal supporting plate 43 along the length direction of the longitudinal supporting plate 43 The through holes 431 change the stress condition inside the longitudinal support plate 43, and also reduce the weight of the longitudinal support plate 43, so that the copper-clad plate has lighter weight.

The copper-clad plate with the high-toughness structure is novel in structure, the middle portion of the copper-clad plate is bonded with the reinforcing layer 3 outside the tough base layer 4, the reinforcing layer 3 is bonded with the fireproof layer 2 outside the reinforcing layer, the fireproof layer 2 is bonded with the copper foil layer 1 outside the fireproof layer, and the copper foil layer 1 is provided with a plurality of heat dissipation holes 11, so that the heat dissipation effect of the copper-clad plate is better. More specifically, the reinforcing layer 3, the protective layer and the copper foil layer 1 are bonded together by a bonding process, so that the connection is firm and the structure is stable, the reinforcing layer 3 is made of a polyphenol type glycidyl ether epoxy resin material, and the fireproof layer 2 is made of aluminate cement. The tough base layer 4 comprises the base plate 41, the transverse support plate 42, the longitudinal support plate 43 and the partition plate 44, the transverse support plate 42 is fixed between the two base plates 41 and the partition plate 44 to play a transverse support role, the longitudinal support plate 43 is fixed between the two base plates 41 to play a longitudinal support role, the transverse support plate 42 and the longitudinal support plate 43 jointly form a cross-shaped support system to effectively support the reinforcing layer 3, the fireproof layer 2 and the copper foil layer 1 on the outer side of the base plates 41, so that the copper clad laminate has high toughness and a more stable structure; and the fireproof layer 2 on the copper-clad plate enables the covering copper plate to have fireproof effect and is not easy to damage.

Furthermore, a plurality of vertical support ribs 45 are fixed between the transverse support plate 42 and the partition plate 44; the reinforcing ribs are made of aliphatic glycidyl ether epoxy and serve to reinforce the structure of the lateral support plate 42.

Furthermore, the number of the longitudinal support plates 43 is not less than 3, and a plurality of the longitudinal support plates 43 are uniformly distributed between the two base plates 41; the longitudinal supporting plates 43 enable the tough substrate 41 to be stressed uniformly, and the compression-resistant tensile effect is better.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

While the present invention has been described with reference to preferred embodiments, those skilled in the art will appreciate that various changes, modifications, substitutions and alterations can be made to the features and embodiments without departing from the principles and spirit of the invention, and still fall within the scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims (5)

1. The utility model provides a high tenacity structure copper-clad plate, includes toughness basic unit (4), enhancement layer (3), flame retardant coating (2) and copper foil layer (1), its characterized in that:

the number of the reinforcing layers (3), the number of the fireproof layers (2) and the number of the copper foil layers (1) are 2, the reinforcing layers (3) are bonded to the top and the bottom of the tough base layer (4), the fireproof layers (2) are bonded to the outer sides of the two reinforcing layers (3), the copper foil layers (1) are bonded to the outer sides of the two fireproof layers (2), and a plurality of heat dissipation holes (11) are formed in the two copper foil layers (1);

toughness basic unit (4) include base plate (41), horizontal backup pad (42), vertical backup pad (43) and baffle (44), the quantity of base plate (41) is 2, baffle (44) set up two in the middle of base plate (41), every base plate (41) with all be fixed with between baffle (44) horizontal backup pad (42), horizontal backup pad (42) are the wave shaped plate, two be fixed with between base plate (41) vertical backup pad (43), vertical backup pad (43) run through baffle (44) with horizontal backup pad (42), vertical backup pad (43) are opened has a plurality of through-holes (431), and are a plurality of through-hole (431) all are followed the length direction of vertical backup pad (43) sets up on vertical backup pad (43).

2. The high-toughness structure copper-clad plate according to claim 1, wherein:

a plurality of vertical supporting ribs (45) are fixed between the transverse supporting plate (42) and the partition plate (44).

3. The high-toughness structure copper-clad plate according to claim 1, wherein:

the number of the longitudinal supporting plates (43) is not less than 3, and the longitudinal supporting plates (43) are uniformly distributed between the two base plates (41).

4. The high-toughness structure copper-clad plate according to claim 1, wherein:

the heat dissipation holes (11) are oblong holes.

5. The high-toughness structure copper-clad plate according to claim 1, wherein:

the reinforcing layer (3) and the fireproof layer (2) are connected through bonding blocks.