CN210958547U - Composite edge-divided ultrathin backboard and television - Google Patents
Composite edge-divided ultrathin backboard and television Download PDFInfo
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- CN210958547U CN210958547U CN201922250200.3U CN201922250200U CN210958547U CN 210958547 U CN210958547 U CN 210958547U CN 201922250200 U CN201922250200 U CN 201922250200U CN 210958547 U CN210958547 U CN 210958547U
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Abstract
The utility model discloses a compound ultra-thin backplate in branch limit, include: a metal plate; a primer layer coated on an upper portion of the back surface of the metal plate; the surface paint layer is coated on the primer layer; a chromium-free passivation layer formed on a lower portion of the rear surface of the metal plate; and the fingerprint-resistant coating is coated on the front surface of the metal plate. The utility model also discloses a TV set, including circuit board, face-piece and foretell compound ultra-thin backplate in branch limit, circuit board and face-piece are installed on the no chromium passivation layer. The back plate adopts an integrated structure, two processes are realized on one metal plate, and the upper primer layer and the finish paint layer on the back surface meet the requirement of good appearance; the lower part of the back surface is coated with a chromium-free passivation layer to meet the requirements of electric conduction and corrosion resistance. The thickness of the back plate is greatly reduced while the complexity of the production process is reduced, the thickness of the thinnest part of the television is reduced to about 10mm from the original 30-40 mm, the appearance grade of the product is improved, and the cost is reduced.
Description
Technical Field
The utility model relates to an electrical apparatus spare part field, in particular to backplate and TV set.
Background
At present, the back shell of a common liquid crystal television is mostly composed of two parts, wherein the inner layer is a middle frame formed by punching and molding metal plates, and the outer layer is a plastic face shell. The liquid crystal panel and the circuit board are respectively arranged on the inner side and the outer side of the middle frame, the inner side is the front side, the outer side is the back side, and the plastic surface shell wraps the circuit board to play a role in protection. With the development of thin liquid crystal televisions, various circuit boards originally scattered and distributed on the back of the whole middle frame are gradually concentrated on the bottom in order to pursue the visual ultrathin effect. Because of the circuit board, the circuit board must conduct electricity and eliminate static electricity. The existing method is that the upper half part is painted with color, the lower half part is painted with galvanized sheet, the middle part is stamped and spliced, the production processes are multiple, the reject ratio is high, riveting is needed, and the thickness is large.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a compound ultra-thin backplate in limit and TV set, it makes simple and conveniently, reduces the thickness of TV set effectively.
According to the utility model discloses compound ultra-thin backplate in branch limit of first aspect embodiment, include: a metal plate; a primer layer coated on an upper portion of the back surface of the metal plate; the surface paint layer is coated on the primer layer; a chromium-free passivation layer formed on a lower portion of the rear surface of the metal plate; and the fingerprint-resistant coating is coated on the front surface of the metal plate.
The method has the following beneficial effects: the back plate adopts an integrated structure, two processes are realized on one metal plate, and the upper primer layer and the finish paint layer on the back surface meet the requirement of good appearance; the lower part of the back surface is coated with a chromium-free passivation layer to meet the requirements of electric conduction and corrosion resistance. The thickness of the back plate is greatly reduced while the complexity of the production process is reduced, the appearance grade of the product is improved, and the cost is reduced.
According to some embodiments of the invention, the metal plate is a galvanized steel plate.
According to some embodiments of the present invention, the thickness of the metal plate is 0.6 to 1.2 mm.
According to some embodiments of the invention, the thickness of the primer layer is 5-8 μm.
According to some embodiments of the invention, the thickness of the top coat layer is 10 to 18 μm.
According to some embodiments of the invention, the thickness of the chromium-free passivation layer is 1 to 2 μm.
According to some embodiments of the invention, the thickness of the fingerprint resistant coating is 1-2 μm.
According to the utility model discloses TV set of second aspect embodiment, including circuit board, face-piece and foretell compound ultra-thin backplate in branch limit, circuit board and face-piece are installed on the no chromium passivation layer.
The method has the following beneficial effects: the thickness of the thinnest position of the television is reduced to about 10mm from the original 30-40 mm, the complexity of the manufacturing process is reduced, materials can be saved, the stamping process is reduced, the appearance grade of the product is improved, and the cost is reduced.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a back plate of the present invention.
Reference numerals: the metal plate comprises a metal plate 1, a primer layer 2, a finish paint layer 3, a chromium-free passivation layer 4 and a fingerprint-resistant coating 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by referring to the orientation description, such as up, down, front, back, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise explicitly defined, terms applied to, formed on, installed, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the terms in the present invention by combining the specific contents of the technical solutions.
Referring to fig. 1, the utility model provides a compound ultra-thin backplate in branch limit, include: the anti-fingerprint metal plate comprises a metal plate 1, a primer layer 2, a finish paint layer 3, a chromium-free passivation layer 4 and a fingerprint-resistant coating 5, wherein the primer layer 2 is coated on the upper portion of the back surface of the metal plate 1, the finish paint layer 3 is coated on the primer layer 2, the chromium-free passivation layer 4 is formed on the lower portion of the back surface of the metal plate 1, and the fingerprint-resistant coating 5 is coated on the front surface of the metal plate 1.
The back plate adopts an integrated structure, replaces the mode that the upper part of the traditional back plate uses a color-coated plate and the lower part uses a galvanized plate, realizes two processes on one metal plate 1, and achieves good appearance requirements by the upper primer layer 2 and the finish paint layer 3 on the back surface; the lower part of the back is coated with a chromium-free passivation layer 4 to meet the requirements of electric conduction and corrosion resistance, and the fingerprint-resistant coating 5 on the front plays a role of corrosion resistance, so that the upper part and the lower part of the traditional back plate are integrated, the complexity of the production process is reduced, the thickness of the back plate is greatly reduced, the appearance grade of the product is improved, and the cost is reduced.
It is to be understood that the upper and lower portions of the back surface of the metal plate 1 are not limited to referring to the upper and lower halves of the back surface of the metal plate 1, and the upper and lower portions are merely for expressing relative orientations and are not explicitly proportioned.
In some embodiments of the utility model, metal sheet 1 is galvanized steel sheet, and specifically, the thickness of metal sheet 1 is 0.6 ~ 1.2mm, and the thickness of priming paint layer 2 is 5 ~ 8 μm, and the thickness of finish paint layer 3 is 10 ~ 18 μm, and the thickness of no chromium passivation layer 4 is 1 ~ 2 μm, and the thickness of resistant fingerprint coating 5 is 1 ~ 2 μm.
The utility model also provides a television, including circuit board, face-piece and foretell compound ultra-thin backplate in branch limit, circuit board and face-piece are installed on no chromium passivation layer 4, specifically, and the face-piece cover is established outside the circuit board, and the lower part and the face-piece at the back of metal sheet 1 wrap up the circuit board, reach the effect of protection.
The thickness of the thinnest position of the television is reduced to about 10mm from the original 30-40 mm, the complexity of the manufacturing process is reduced, materials can be saved, the stamping process is reduced, the appearance grade of the product is improved, and the cost is reduced.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. Compound ultra-thin backplate in branch limit, its characterized in that includes:
a metal plate;
a primer layer coated on an upper portion of the back surface of the metal plate;
the surface paint layer is coated on the primer layer;
a chromium-free passivation layer formed on a lower portion of the rear surface of the metal plate;
and the fingerprint-resistant coating is coated on the front surface of the metal plate.
2. The edge-divided composite ultrathin backboard according to claim 1, wherein the metal plate is a galvanized steel plate.
3. The edge-divided composite ultrathin backboard according to claim 1 or 2 is characterized in that the thickness of the metal plate is 0.6-1.2 mm.
4. The edge-divided composite ultrathin backboard according to claim 3, wherein the thickness of the primer layer is 5-8 μm.
5. The edge-divided composite ultrathin backboard according to claim 3 is characterized in that the thickness of the finishing paint layer is 10-18 μm.
6. The edge-divided composite ultrathin backboard according to claim 3, wherein the thickness of the chromium-free passivation layer is 1-2 μm.
7. The edge-divided composite ultrathin backboard according to claim 3, wherein the thickness of the fingerprint-resistant coating is 1-2 μm.
8. A television comprising a circuit board, a face-piece, and the edge-separated composite ultra-thin back sheet of any one of claims 1 to 7, the circuit board and face-piece being mounted on the chromium-free passivation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250200.3U CN210958547U (en) | 2019-12-13 | 2019-12-13 | Composite edge-divided ultrathin backboard and television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250200.3U CN210958547U (en) | 2019-12-13 | 2019-12-13 | Composite edge-divided ultrathin backboard and television |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210958547U true CN210958547U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922250200.3U Active CN210958547U (en) | 2019-12-13 | 2019-12-13 | Composite edge-divided ultrathin backboard and television |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210958547U (en) |
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2019
- 2019-12-13 CN CN201922250200.3U patent/CN210958547U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Split edge composite ultra-thin backplane and TV set Effective date of registration: 20230625 Granted publication date: 20200707 Pledgee: Hengqin Guangdong Macao Deep Cooperation Zone Branch of Guangdong Shunde Rural Commercial Bank Co.,Ltd. Pledgor: ZHUHAI SPEEDBIRD PVC FILM LAMINATED METAL SHEET Co.,Ltd. Registration number: Y2023980045614 |