CN215073138U - Tin filling grounding structure of FPC steel sheet - Google Patents
Tin filling grounding structure of FPC steel sheet Download PDFInfo
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- CN215073138U CN215073138U CN202121412090.7U CN202121412090U CN215073138U CN 215073138 U CN215073138 U CN 215073138U CN 202121412090 U CN202121412090 U CN 202121412090U CN 215073138 U CN215073138 U CN 215073138U
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Abstract
The utility model discloses a irritate tin ground structure of FPC steel sheet, including FPC steel sheet and FPC pad, the reference column is all installed to FPC steel sheet lower surface both sides, FPC pad upper surface both sides all are provided with the locating hole, the FPC steel sheet passes through the locating hole gap connection of the reference column of lower surface and FPC pad upper surface, surface mounting has the IC component on the FPC steel sheet, IC component upper surface is provided with square groove, square inslot portion is provided with IC four corners cover face hole and irritates the tin hole, and irritates the tin hole and be located IC four corners cover membrane hole one side, be provided with the through-hole on the FPC, through-hole internally mounted has fixing bolt. The utility model discloses a setting of a series of structures makes conveniently installing and dismantling between FPC steel sheet and the FPC pad, and the while is effectual prevents that FPC steel sheet and FPC pad from pasting partially to reduce the required time of repeated adjustment FPC steel sheet and FPC pad position, improved staff's work efficiency.
Description
Technical Field
The utility model relates to a FPC steel sheet technical field specifically is a irritates tin ground structure of FPC steel sheet.
Background
The FPC flexible 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 performance. The TP flat cable client installation static electricity requirement is increased day by day from the previous static electricity value of 6K V to 8K V, so that the requirement on the grounding resistance value between the steel sheet and the FPC is correspondingly increased, and the grounding resistance value is increased from the conventional 10 ohm to within 3 ohm; the processing mode of the TP type grounding steel sheet in the existing FPC production process selects the prepared conductive adhesive CBF-300, the conductive adhesive is directly attached to the steel sheet supplied material by a supplier, and the steel sheet is communicated with the FPC copper exposing area to form the same network grounding by taking the conductive adhesive as a medium.
The existing solder-filling grounding structure of the FPC steel sheet has the following defects: when installing, need use conducting resin to paste with other equipment, but the conducting resin cost is too high, and the conducting resin is when laminating, because gluey viscidity is too poor, therefore the efficiency that leads to staff's operation is very low, and has hidden danger on the quality, when laminating the steel sheet, because can't fix in advance to the steel sheet, consequently it is askew to paste very easily, needs repeated adjustment, has wasted a large amount of time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a irritate tin ground structure of FPC steel sheet to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a irritate tin ground structure of FPC steel sheet, includes FPC steel sheet and FPC pad, the reference column is all installed to FPC steel sheet lower surface both sides, FPC pad upper surface both sides all are provided with the locating hole, the reference column that the FPC steel sheet passes through the lower surface is connected with the locating hole clearance of FPC pad upper surface, surface mounting has IC component on the FPC steel sheet, IC component upper surface is provided with square groove, square inslot portion is provided with IC four corners cover face hole and irritates the tin hole, and irritates the tin hole and be located IC four corners cover membrane hole one side, be provided with the through-hole on the FPC, through-hole internally mounted has fixing bolt, be provided with screw hole A on the reference column, locating hole inner wall bottom is provided with screw hole B, be connected through fixing bolt between screw hole A and the screw hole B, FPC pad lower surface mounting has the protection film.
Preferably, the protective film is formed by combining an insulating layer and an acrylic glue layer, and the acrylic glue layer is arranged on the lower surface of the insulating layer.
Preferably, the outer wall of the FPC pad is provided with a radiating fin.
Preferably, the diameter of the tin filling hole is about 5 mm.
Preferably, the diameter of the film hole covered by the four corners of the IC is about 2 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is arranged by matching the FPC steel sheet, the FPC bonding pad, the fixing bolt, the protective film and the radiating fin, the FPC steel sheet is connected with the positioning column, the FPC steel sheet is connected with the positioning hole clearance on the upper surface of the FPC bonding pad through the positioning column on the lower surface, thereby the FPC steel sheet and the FPC bonding pad are conveniently assembled, meanwhile, the positions of the FPC steel sheet and the FPC bonding pad are kept fixed, the threaded hole A and the threaded hole B are connected through a fixing bolt, thereby keeping the positions of the FPC steel sheet and the FPC bonding pad stable, simultaneously facilitating the disassembly and the assembly of the FPC steel sheet and the FPC bonding pad, facilitating the daily maintenance and the repair, when the heat dissipation fins on the outer wall of the FPC bonding pad can work on the IC element on the FPC steel sheet, the heat dissipation efficiency of the IC element is improved, the service life of the IC element is prolonged, the FPC bonding pad is connected with the protective film, the protective film is formed by combining the insulating layer and the acrylic adhesive layer, and the FPC bonding pad has the advantages of insulation and wear resistance. The utility model discloses a setting of a series of structures makes conveniently installing and dismantling between FPC steel sheet and the FPC pad, and the while is effectual prevents that FPC steel sheet and FPC pad from pasting partially to reduce the required time of repeated adjustment FPC steel sheet and FPC pad position, improved staff's work efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a first schematic structural view of the FPC steel sheet of the present invention;
FIG. 3 is a second schematic structural view of the FPC steel sheet of the present invention;
FIG. 4 is a schematic structural view of the FPC bonding pad of the present invention;
fig. 5 is a sectional view of the protective film of the present invention.
In the figure: 1. a through hole; 2. FPC steel sheet; 3. an IC element; 4. fixing the bolt; 5. an FPC pad; 6. a protective film; 7. a heat dissipating fin; 8. filling tin holes; 9. covering film holes at four corners of the IC; 10. a square groove; 11. a positioning column; 12. a threaded hole A; 13. a threaded hole B; 14. positioning holes; 15. an insulating layer; 16. an acrylic glue layer.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a tin-filling grounding structure of FPC steel sheet comprises an FPC steel sheet 2 and an FPC pad 5, wherein positioning columns 11 are respectively arranged on two sides of the lower surface of the FPC steel sheet 2, positioning holes 14 are respectively arranged on two sides of the upper surface of the FPC pad 5, the FPC steel sheet 2 is in clearance connection with the positioning holes 14 on the upper surface of the FPC pad 5 through the positioning columns 11 on the lower surface, an IC element 3 is arranged on the upper surface of the FPC steel sheet 2, a square groove 10 is arranged on the upper surface of the IC element 3, an IC four-corner covering surface hole and a tin-filling hole 8 are arranged inside the square groove 10, the tin-filling hole 8 is positioned on one side of an IC four-corner covering film hole 9, a through hole 1 is arranged on FPC, a fixing bolt 4 is arranged inside the through hole 1, a threaded hole A12 is arranged on the positioning column 11, a threaded hole B13 is arranged at the bottom of the inner wall of the positioning hole 14, the threaded hole A12 is connected with a threaded hole B13 through the fixing bolt 4, the FPC steel sheet 2 is connected with the positioning column 11, the FPC steel sheet 2 is in clearance connection with the positioning holes 14 on the upper surface of the FPC pad 5 through the positioning column 11 on the lower surface, therefore, the FPC steel sheet 2 and the FPC pad 5 are conveniently assembled, meanwhile, the positions of the FPC steel sheet 2 and the FPC pad 5 are kept fixed, the threaded hole A12 and the threaded hole B13 are connected through the fixing bolt 4, so that the positions of the FPC steel sheet 2 and the FPC pad 5 are kept stable, meanwhile, the FPC steel sheet 2 and the FPC pad 5 are conveniently disassembled and installed, and daily maintenance and repair are facilitated, a protective film 6 is installed on the lower surface of the FPC pad 5, the protective film 6 is formed by combining an insulating layer 15 and an acrylic adhesive layer 16, an acrylic adhesive layer 16 is installed on the lower surface of the insulating layer 15, the FPC pad 5 is connected with the protective film 6, the protective film 6 is formed by combining the insulating layer 15 and the acrylic adhesive layer 16, the FPC pad 5 has the advantages of insulation and wear resistance, the heat dissipation fins 7 are installed on the outer wall of the FPC pad 5, and the heat dissipation fins 7 on the outer wall of the FPC pad 5 can work on the IC element 3 on the FPC steel sheet 2, the heat dissipation efficiency of the IC element 3 is improved, the service life of the IC element 3 is prolonged, the diameter of the tin filling hole 8 is about 5mm, and the diameter of the IC four-corner covering film hole 9 is about 2 mm.
The working principle is as follows: when the heat dissipation device is used, the FPC steel sheet 2 and the FPC pad 5 need to be assembled, the FPC steel sheet 2 is connected with the positioning column 11, the FPC steel sheet 2 is in clearance connection with the positioning hole 14 on the upper surface of the FPC pad 5 through the positioning column 11 on the lower surface, so that the FPC steel sheet 2 and the FPC pad 5 are conveniently assembled, meanwhile, the positions of the FPC steel sheet 2 and the FPC pad 5 are kept fixed, the threaded hole A12 and the threaded hole B13 are connected through the fixing bolt 4, so that the positions of the FPC steel sheet 2 and the FPC pad 5 are kept stable, meanwhile, the FPC steel sheet 2 and the FPC pad 5 are convenient to disassemble and install, daily maintenance and repair are convenient, the heat dissipation fins 7 on the outer wall of the FPC pad 5 can improve the heat dissipation efficiency of the IC element 3 when the IC element 3 on the FPC steel sheet 2 works, the service life of the IC element 3 is prolonged, the FPC pad 5 is connected with the protective film 6, the protective film 6 is formed by combining the insulating layer 15 and the acrylic adhesive layer 16, the FPC pad 5 has advantages of insulation and wear resistance.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a irritate tin ground structure of FPC steel sheet, includes FPC steel sheet (2) and FPC pad (5), its characterized in that: the positioning columns (11) are installed on two sides of the lower surface of the FPC steel sheet (2), positioning holes (14) are formed in two sides of the upper surface of the FPC pad (5), the FPC steel sheet (2) is in clearance connection with the positioning holes (14) in the upper surface of the FPC pad (5) through the positioning columns (11) in the lower surface, an IC element (3) is installed on the upper surface of the FPC steel sheet (2), a square groove (10) is formed in the upper surface of the IC element (3), IC four-corner covering surface holes and tin filling holes (8) are formed in the square groove (10), the tin filling holes (8) are located on one side of an IC four-corner covering film hole (9), a through hole (1) is formed in the FPC, a fixing bolt (4) is installed inside the through hole (1), a threaded hole A (12) is formed in the positioning column (11), and a threaded hole B (13) is formed in the bottom of the inner wall of the positioning hole (14), the screw hole A (12) and the screw hole B (13) are connected through a fixing bolt (4), and a protective film (6) is installed on the lower surface of the FPC pad (5).
2. The tin-filling grounding structure of the FPC steel sheet as claimed in claim 1, wherein: the protective film (6) is formed by combining an insulating layer (15) and an acrylic adhesive layer (16), and the acrylic adhesive layer (16) is arranged on the lower surface of the insulating layer (15).
3. The tin-filling grounding structure of the FPC steel sheet as claimed in claim 1, wherein: and the outer wall of the FPC pad (5) is provided with a radiating fin (7).
4. The tin-filling grounding structure of the FPC steel sheet as claimed in claim 1, wherein: the diameter of the tin filling hole (8) is about 5 mm.
5. The tin-filling grounding structure of the FPC steel sheet as claimed in claim 1, wherein: the diameter of the IC four-corner covering film hole (9) is about 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121412090.7U CN215073138U (en) | 2021-06-24 | 2021-06-24 | Tin filling grounding structure of FPC steel sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121412090.7U CN215073138U (en) | 2021-06-24 | 2021-06-24 | Tin filling grounding structure of FPC steel sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215073138U true CN215073138U (en) | 2021-12-07 |
Family
ID=79200578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121412090.7U Active CN215073138U (en) | 2021-06-24 | 2021-06-24 | Tin filling grounding structure of FPC steel sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215073138U (en) |
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2021
- 2021-06-24 CN CN202121412090.7U patent/CN215073138U/en active Active
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