CN220947021U - Heat-resistant copper-clad plate - Google Patents
Heat-resistant copper-clad plate Download PDFInfo
- Publication number
- CN220947021U CN220947021U CN202322529529.XU CN202322529529U CN220947021U CN 220947021 U CN220947021 U CN 220947021U CN 202322529529 U CN202322529529 U CN 202322529529U CN 220947021 U CN220947021 U CN 220947021U
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- China
- Prior art keywords
- layer
- copper
- clad
- heat
- heat insulation
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- 239000010410 layer Substances 0.000 claims abstract description 151
- 238000005253 cladding Methods 0.000 claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 35
- 239000002344 surface layer Substances 0.000 claims abstract description 23
- 239000011247 coating layer Substances 0.000 claims abstract description 19
- 239000012790 adhesive layer Substances 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 239000002241 glass-ceramic Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 abstract description 9
- 230000001070 adhesive effect Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 239000003292 glue Substances 0.000 description 5
- 239000011889 copper foil Substances 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model belongs to the technical field of copper-clad plates, and particularly relates to a heat-resistant copper-clad plate, which comprises a central layer and copper-clad surface layers, wherein the copper-clad surface layers are fixedly bonded on two sides of the central layer, each copper-clad surface layer comprises a cladding layer and an outer copper-clad layer, the cladding layer is in laminated connection with the outer copper-clad layer, a heat-insulating layer is arranged between the cladding layer and the outer copper-clad layer, the heat-insulating layer is fixedly clamped between the cladding layer and the outer copper-clad layer, the central layer comprises a base layer, and adhesive layers for bonding the cladding layer are coated on two sides of the base layer. When the heat insulation layer is used, the heat insulation layer is fixedly clamped between the coating layer and the outer copper-clad layer, the heat insulation effect is achieved, heat is prevented from being transmitted to the adhesive layer through the copper-clad layer, the stability of an adhesive between the central layer and the copper-clad layer is influenced, the heat insulation layer is arranged between the coating layer and the outer copper-clad layer, a mechanical pressing mode is adopted to replace an adhesive mode when the heat insulation layer is installed, and the influence of heat on the installation stability of the heat insulation layer is avoided.
Description
Technical Field
The utility model belongs to the technical field of copper-clad plates, and particularly relates to a heat-resistant copper-clad plate.
Background
The copper-clad plate is a product which is made up by using wood pulp paper or glass fibre cloth as reinforcing material, soaking them in resin, coating copper foil on one side or both sides and adopting hot-pressing process, and is a basic material of electronic industry, and is mainly used for making printed circuit board, and can be extensively used in electronic products of TV set, radio, computer and mobile communication, etc..
Copper foil of the copper-clad plate is usually connected with a base layer in a hot-pressing mode, resin of the base layer or adhesive glue which is coated independently is used as an adhesive for connection during connection, a high-temperature environment is encountered during use, heat can be transferred to an adhesive layer through the copper foil, and therefore stability of the adhesive is affected, and overall heat resistance of the copper-clad plate is reduced.
Disclosure of utility model
The utility model aims to provide a heat-resistant copper-clad plate which can avoid the influence of heat on the installation stability of a heat insulation layer, so as to improve the heat resistance of the whole copper-clad plate and solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat-resisting copper-clad plate, includes central layer and copper-clad surface layer, its characterized in that: the copper-clad surface layers are fixedly bonded on two sides of the central layer, each copper-clad surface layer comprises a cladding layer and an outer copper-clad layer, the cladding layer and the outer copper-clad layer are in laminated connection, a heat insulation layer is arranged between the cladding layer and the outer copper-clad layer, and the heat insulation layer is fixedly clamped between the cladding layer and the outer copper-clad layer.
Further, the center layer comprises a base layer, and two sides of the base layer are coated with glue layers for bonding the coating layers.
Furthermore, a connecting structure used for being connected with the coating layer is uniformly arranged on one side of the outer copper coating layer.
Further, the connection structure comprises a conical protrusion integrally connected with the outer copper-clad layer, and one end of the conical protrusion is fixedly connected with a spherical head.
Further, the surface of the cladding layer is provided with a convex shell for cladding the connecting structure, and the convex shell is embedded in the adhesive layer.
Further, the thickness of the outer copper coating layer is 2-4 times of the thickness of the coating layer.
Further, the heat insulation layer is made of glass fiber or ceramic fiber.
Compared with the prior art, the utility model has the beneficial effects that: when the heat-insulating layer fixing clamp is used, the heat-insulating layer fixing clamp is arranged between the coating layer and the outer copper-clad layer, the heat-insulating effect is achieved, heat is prevented from being transmitted to the adhesive layer through the copper-clad layer, the stability of an adhesive between the central layer and the copper-clad layer is influenced, the heat-insulating layer is arranged between the coating layer and the outer copper-clad layer, the adhesive mode is replaced by a mechanical pressing mode during installation of the heat-insulating layer, the influence of heat on the installation stability of the heat-insulating layer is avoided, and the integral heat resistance of the copper-clad plate is further improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;
FIG. 3 is a schematic perspective view of an outer copper-clad layer according to the present utility model;
fig. 4 is a schematic perspective view of a coating layer according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. A center layer; 11. a base layer; 12. a glue layer; 2. a copper-clad surface layer; 21. a coating layer; 211. a convex shell; 22. a copper layer is covered outside; 23. a thermal insulation layer; 24. a connection structure; 241. a conical protrusion; 242. a spherical head.
Detailed Description
The present utility model will be specifically described with reference to examples below in order to make the objects and advantages of the present utility model more apparent. It should be understood that the following text is intended to describe only one or more specific embodiments of the utility model and does not limit the scope of the utility model strictly as claimed.
As shown in fig. 1 and 2, a heat-resistant copper-clad plate comprises a central layer 1 and a copper-clad surface layer 2, wherein the copper-clad surface layer 2 is fixedly adhered to two sides of the central layer 1, the copper-clad surface layer 2 comprises a cladding layer 21 and an outer copper-clad layer 22, the cladding layer 21 and the outer copper-clad layer 22 are in press fit connection, a heat insulation layer 23 is arranged between the cladding layer 21 and the outer copper-clad layer 22, and the heat insulation layer 23 is fixedly clamped between the cladding layer 21 and the outer copper-clad layer 22.
According to the structure, when the heat insulation structure is used, the copper-clad surface layers 2 are adhered to the two sides of the central layer 1, the copper-clad surface layers 2 comprise the coating layer 21, the outer copper-clad layer 22 and the heat insulation layer 23, the heat insulation layer 23 is fixedly clamped between the coating layer 21 and the outer copper-clad layer 22, the heat insulation effect is achieved, heat is prevented from being transmitted to the central layer 1 through the copper-clad surface layers 2, and the stability of an adhesive between the central layer 1 and the copper-clad surface layers 2 is affected.
As shown in fig. 2, the center layer 1 includes a base layer 11, and both sides of the base layer 11 are coated with a glue layer 12 for bonding a clad layer 21.
According to the structure, the coating layer 21 is adhered to one side of the base layer 11 through the adhesive layer 12 during production, so that the connection stability is improved, and the heat insulation of the heat insulation layer 23 prevents the temperature of the adhesive layer 12 from rising through the copper-clad surface layer 2, so that the stability of the adhesive layer 12 at high temperature is improved.
As shown in fig. 2, 3 and 4, a connection structure 24 for connecting with the cladding layer 21 is uniformly arranged on one side of the outer copper-clad layer 22, the connection structure 24 comprises a conical protrusion 241 integrally connected with the outer copper-clad layer 22, one end of the conical protrusion 241 is fixedly connected with a spherical head 242, a convex shell 211 for cladding the connection structure 24 is arranged on the surface of the cladding layer 21, the convex shell 211 is embedded in the adhesive layer 12, and the thickness of the outer copper-clad layer 22 is 2-4 times that of the cladding layer 21.
According to the above structure, the cladding layer 21 and the copper clad layer 22 are connected by pressing, and when the connection is performed, the connecting structure 24 presses the cladding layer 21 by pressing the copper clad layer 22, so that the convex shell 211 is formed on the surface of the cladding layer 21, the convex shell 211 wraps the conical protrusion 241 and the spherical head 242, thereby improving the stability of connection between the cladding layer 21 and the copper clad layer 22, and after the cladding layer 21 and the copper clad layer 22 are pressed, the heat insulation layer 23 is clamped between the cladding layer 21 and the copper clad layer 22 to perform the heat insulation function, and when the heat insulation layer 23 is connected, no glue is adopted, and the stability of connection is not affected after the temperature rises.
As shown in fig. 2, in order to ensure the heat insulation effect of the heat insulation layer 23, the material of the heat insulation layer 23 is glass fiber or ceramic fiber.
The working principle of the utility model is as follows: when the heat insulation device is used, the two sides of the central layer 1 are adhered with the copper-clad surface layer 2, the copper-clad surface layer 2 comprises the cladding layer 21, the outer copper-clad layer 22 and the heat insulation layer 23, the heat insulation layer 23 is fixedly clamped between the cladding layer 21 and the outer copper-clad layer 22, the heat insulation effect is achieved, heat is prevented from being transmitted to the central layer 1 through the copper-clad surface layer 2, stability of an adhesive between the central layer 1 and the copper-clad surface layer 2 is affected, the cladding layer 21 is adhered to one side of the base layer 11 through the adhesive layer 12 during production, connection stability is improved, heat is prevented from being transmitted through the copper-clad surface layer 2 to enable the adhesive layer 12 to be increased in temperature, stability of the adhesive layer 12 at high temperature is improved, the cladding layer 21 and the outer copper-clad layer 22 are connected in a pressing mode, during connection, the connecting structure 24 presses the cladding layer 21 through pressurizing the outer copper-clad layer 22, the surface of the cladding layer 21 forms a convex shell 211, the convex shell 211 wraps the conical boss 241 and the spherical head 242, connection stability between the cladding layer 21 and the outer copper-clad layer 22 is improved, the cladding layer 21 and the outer copper-clad layer 22 is prevented from being affected by the heat insulation layer 23, and the heat insulation effect is prevented from being affected when the adhesive layer 23 is not to be clamped, and the heat insulation layer is connected.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. The utility model provides a heat-resisting copper-clad plate, includes central layer (1) and copper-clad surface layer (2), its characterized in that: the copper-clad surface layer (2) is fixedly bonded to two sides of the central layer (1), the copper-clad surface layer (2) comprises a cladding layer (21) and an outer copper-clad layer (22), the cladding layer (21) and the outer copper-clad layer (22) are connected in a pressing mode, a heat insulation layer (23) is arranged between the cladding layer (21) and the outer copper-clad layer (22), and the heat insulation layer (23) is fixedly clamped between the cladding layer (21) and the outer copper-clad layer (22).
2. The heat-resistant copper-clad plate according to claim 1, wherein: the central layer (1) comprises a base layer (11), and two sides of the base layer (11) are coated with adhesive layers (12) for bonding the coating layers (21).
3. The heat-resistant copper-clad plate according to claim 1, wherein: and a connecting structure (24) used for being connected with the coating layer (21) is uniformly arranged on one side of the outer copper coating layer (22).
4. A heat resistant copper clad laminate according to claim 3, wherein: the connecting structure (24) comprises a conical protrusion (241) integrally connected with the outer copper-clad layer (22), and one end of the conical protrusion (241) is fixedly connected with a spherical head (242).
5. The heat-resistant copper-clad plate according to claim 4, wherein: the surface of the cladding layer (21) is provided with a convex shell (211) for cladding the connecting structure (24), and the convex shell (211) is embedded in the adhesive layer (12).
6. The heat-resistant copper-clad plate according to claim 1, wherein: the thickness of the outer copper coating layer (22) is 2-4 times of that of the coating layer (21).
7. The heat-resistant copper-clad plate according to claim 1, wherein: the heat insulation layer (23) is made of glass fiber or ceramic fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529529.XU CN220947021U (en) | 2023-09-18 | 2023-09-18 | Heat-resistant copper-clad plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529529.XU CN220947021U (en) | 2023-09-18 | 2023-09-18 | Heat-resistant copper-clad plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220947021U true CN220947021U (en) | 2024-05-14 |
Family
ID=90982332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322529529.XU Active CN220947021U (en) | 2023-09-18 | 2023-09-18 | Heat-resistant copper-clad plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220947021U (en) |
-
2023
- 2023-09-18 CN CN202322529529.XU patent/CN220947021U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |