CN220306506U - Built-in FPC antenna structure - Google Patents
Built-in FPC antenna structure Download PDFInfo
- Publication number
- CN220306506U CN220306506U CN202321548832.8U CN202321548832U CN220306506U CN 220306506 U CN220306506 U CN 220306506U CN 202321548832 U CN202321548832 U CN 202321548832U CN 220306506 U CN220306506 U CN 220306506U
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- 230000000694 effects Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000003292 glue Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a built-in FPC antenna structure, which comprises a mobile phone shell, wherein limit grooves are formed in a bottom shell and a side shell, an FPC antenna is arranged in each limit groove, fixing holes are formed in the edge of the FPC antenna at equal intervals, fixing columns are arranged at the edge of each limit groove, and the fixing columns are movably clamped in the fixing holes. Adopt above-mentioned technical scheme to make a built-in FPC antenna structure, carry out preliminary spacing to the FPC antenna through setting up spacing recess on the drain pan, utilize the fixed orifices of FPC antenna edge and the corresponding setting of the fixed column in the spacing recess, the fixed column can peg graft to corresponding fixed orifices, carries out the second to the FPC antenna and pinpoints, avoids the edge of FPC antenna to take place the phenomenon of perk limit under long-time use simultaneously.
Description
Technical Field
The utility model relates to the technical field of communication, in particular to a built-in FPC antenna structure.
Background
The current mobile phone is characterized in that the antenna is placed in a structural part, the plane space inside the mobile phone is limited, the antenna wiring is limited, the antenna needs to increase the radiation area by utilizing the side surface, in the prior art, the three-dimensional antenna manufactured by the LDS technology is complex in procedure, therefore, the utility model with the authorized bulletin number of CN206742496U discloses a built-in FPC antenna structure, the built-in FPC antenna structure comprises two antenna vibrating arms, the bending of the first antenna vibrating arms is stuck to the first side surface of a shell, the bending of the second antenna vibrating arms is stuck to the second side surface of the shell, and then the first golden fingers and the second golden fingers at the end parts of the two antenna vibrating arms are connected to form a closed loop, so that the antenna performance and the space utilization rate are met. For this purpose, we propose a built-in FPC antenna structure.
Disclosure of Invention
In order to solve the problems, the utility model provides the following technical scheme: the utility model provides a built-in FPC antenna structure, includes the cell-phone casing, the cell-phone casing includes drain pan and side shell, side shell fixed connection is in the upper end of drain pan edge, all be provided with spacing recess on drain pan and the side shell, be provided with the FPC antenna in the spacing recess, the one side of FPC antenna is provided with the antenna and walks line district and back coating has the gum, the equidistant fixed orifices that is provided with in edge of FPC antenna, the edge of spacing recess is provided with the fixed column, fixed column and fixed orifices one-to-one setting, fixed column activity joint is in the fixed orifices.
Preferably, the FPC antenna comprises a first connecting part, a first antenna vibrating arm, a second antenna vibrating arm, a feed and grounding part, a first golden finger, a second golden finger and a through hole, wherein the first antenna vibrating arm and the second antenna vibrating arm are fixedly connected to two ends of the first connecting part respectively, the first golden finger and the second golden finger are arranged at the end parts of the first antenna vibrating arm and the second antenna vibrating arm respectively, the through hole is formed in the second golden finger, and the feed and the grounding part are fixedly connected to the side face of the second antenna vibrating arm.
Preferably, the bottom shell is fixedly connected with a protruding plate, and the feeding and grounding parts are clamped in the protruding plate.
Preferably, one side of the first golden finger is coated with back glue.
Preferably, the fixing column comprises a second connecting part, a protruding part and a clamping step, wherein the second connecting part is fixedly connected to the upper end of the bottom shell, the protruding part is fixedly connected to the upper end of the second connecting part, and the clamping step is formed between the protruding part and the second connecting part.
The utility model has the advantages and beneficial effects that: according to the built-in FPC antenna structure, the limiting grooves are formed in the bottom shell to primarily limit the FPC antenna, the limiting grooves are matched with the contours of the FPC antenna, so that the FPC antenna can be directly adhered to a proper position, the probability of offset of the position of the FPC antenna is reduced, the fixing holes at the edge of the FPC antenna and the corresponding fixing columns in the limiting grooves are utilized, the fixing columns can be inserted into the corresponding fixing holes when the FPC antenna is connected to the bottom shell, the FPC antenna is repositioned for the second time, the probability of offset of the position of the FPC antenna is further reduced, meanwhile, the protruding parts on the fixing columns can fix the FPC antenna, the phenomenon that edges of the FPC antenna are warped when the edge of the FPC antenna is used for a long time is avoided, and the quality and the service life of the FPC antenna are improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present utility model;
fig. 2 is a top view of the FPC antenna of the present utility model;
FIG. 3 is a top view of the mobile phone housing of the present utility model;
fig. 4 is a front view of the fixing post of the present utility model.
In the figure: the mobile phone case 1, the bottom case 101, the side case 102, the limit groove 2, the protruding board 3, the FPC antenna 4, the first connection portion 41, the first antenna arm 42, the second antenna arm 43, the feeding and grounding portion 44, the first gold finger 45, the second gold finger 46, the through hole 47, the fixing post 5, the second connection portion 51, the protruding portion 52, the clamping step 53, and the fixing hole 6.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-4, the utility model relates to a built-in FPC antenna structure, which comprises a mobile phone shell 1, wherein the mobile phone shell 1 comprises a bottom shell 101 and a side shell 102, the side shell 102 is fixedly connected to the upper end of the edge of the bottom shell 101, limiting grooves 2 are formed in the bottom shell 101 and the side shell 102, an FPC antenna 4 is arranged in each limiting groove 2, as shown in fig. 1, the bottom end of the side shell 102 is fixedly connected with the edge of the bottom shell 101, one part of the FPC antenna 4 is attached to the bottom shell 101, the other part of the FPC antenna is attached to the side shell 102, the full utilization of the internal space of the shell is realized, the radiation area of the side shell 102 is increased by using part of the FPC antenna 4, the outline of each limiting groove 2 is matched with the outline of the FPC antenna 4, the FPC antenna 4 can be clamped in each limiting groove 2, the placement of the FPC antenna 4 is initially limited by using the limiting grooves 2, and the probability that the FPC antenna 4 is offset in the installation process is reduced;
the FPC antenna 4 comprises a first connecting part 41, a first antenna vibrating arm 42, a second antenna vibrating arm 43, a feed and grounding part 44, a first golden finger 45, a second golden finger 46 and a through hole 47, wherein the two ends of the first connecting part 41 are respectively fixedly connected with the first antenna vibrating arm 42 and the second antenna vibrating arm 43, the first golden finger 45 and the second golden finger 46 are respectively arranged at the end parts of the first antenna vibrating arm 42 and the second antenna vibrating arm 43, the through hole 47 is arranged on the second golden finger 46, the side surface of the second antenna vibrating arm 43 is fixedly connected with the feed and grounding part 44, one side of the first golden finger 45 is coated with back glue, the first golden finger 45 and the second golden finger 46 are two exposed circuits, the second golden finger 46 is provided with the through hole 47 and is plated on two sides, so as to be convenient for welding connection with the first golden finger 45, one side of the FPC antenna is provided with an antenna running area, the back glue 444 is coated on the back surface of the feed and the grounding part, the back is coated with back glue, as shown in fig. 1, the first antenna vibrating arm 42 is attached to the first antenna vibrating arm 102, the side of the first antenna vibrating arm 42 is attached to the first antenna vibrating arm 102, and the first antenna vibrating arm 42 is attached to the side of the first antenna vibrating arm 42, and the side of the first antenna 42 is attached to the side of the first antenna vibrating arm 42;
the bottom shell 101 is fixedly connected with the protruding plate 3, the feeding and grounding part 44 is clamped in the protruding plate 3, the protruding plate 3 protrudes out of the surface of the limiting groove 2, as shown in fig. 1, the outline of the protruding plate 3 is matched with the outline of the feeding and grounding part 44, namely the feeding and grounding part 44 of the FPC antenna 4 can be attached to the inner wall of the protruding plate 3, the feeding and grounding part 44 protruding out of the second antenna vibration arm 3 is limited, the shifting of the feeding and grounding part 44 is avoided, the FPC antenna 4 is further limited, and the shifting probability of the FPC antenna 4 is reduced;
the edge of the FPC antenna 4 is provided with fixed holes 6 at equal intervals, the edge of the limiting groove 2 is provided with fixed columns 5, the fixed columns 5 and the fixed holes 6 are arranged in a one-to-one correspondence manner, the fixed columns 5 and the fixed holes 6 are correspondingly arranged when the FPC antenna 4 is connected in the limiting groove 2, after the FPC antenna 4 is pressed downwards, the fixed columns 5 can penetrate through the fixed holes 6 to further limit the FPC antenna 4, the FPC antenna 4 is prevented from being shifted, the fixed columns are matched with the limiting groove 2, a double limiting structure of the FPC antenna 4 is formed, the stability of the FPC antenna 4 is improved, meanwhile, the edge of the FPC antenna 4 is difficult to tilt due to the fact that the fixed columns 5 and the fixed holes 6 are arranged at the edge of the FPC antenna 4, the probability of a warping phenomenon of the FPC antenna 4 after long-time use is reduced, and the service life of the FPC antenna 4 is prolonged;
the fixed column 5 includes second connecting portion 51, bellying 52 and joint step 53, second connecting portion 51 fixed connection is in drain pan 101 upper end, bellying 52 fixed connection is in second connecting portion 51 upper end, form joint step 53 between bellying 52 and the second connecting portion 51, as shown in fig. 4, the external diameter of bellying 52 is greater than the external diameter of second connecting portion 51, the upper surface of bellying 52 can be the cambered surface, after fixed orifices 6 on the FPC antenna 4 passes through bellying 52 and the joint of fixed column 5 on second connecting portion 51, under the effect of joint step 53, can avoid the edge upwarp of FPC antenna 4 to drop.
When using, the laminating of FPC antenna 4 partly is on drain pan 101, another part laminating is on side shell 102, the profile of spacing recess 2 coincide with the profile of FPC antenna 4, but make FPC antenna 4 joint in spacing recess 2, utilize spacing recess 2 to carry out preliminary spacing to placing of FPC antenna 4, when connecting FPC antenna 4 in spacing recess 2, fixed column 5 and fixed orifices 6 correspond the setting, after pressing down FPC antenna 4, fixed column 5 can run through fixed orifices 6 setting, carry out further spacing to FPC antenna 4, avoid FPC antenna 4 to take place the aversion phenomenon, cooperate with spacing recess 2, form the dual limit structure of FPC antenna 4, improve the stability of FPC antenna 4, simultaneously because fixed column 5 and fixed orifices 6 set up in the edge of FPC antenna 4, make the edge of FPC antenna 4 be difficult to the perk, reduce the probability that FPC antenna 4 takes place the wane phenomenon after long-time use.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a built-in FPC antenna structure, includes cell-phone casing (1), its characterized in that, cell-phone casing (1) includes drain pan (101) and side shell (102), side shell (102) fixed connection is in the upper end of drain pan (101) edge, all be provided with spacing recess (2) on drain pan (101) and side shell (102), be provided with FPC antenna (4) in spacing recess (2), one side of FPC antenna is provided with antenna wiring district and back coating has the gum, the equidistant fixed orifices (6) that are provided with in edge of FPC antenna (4), the edge of spacing recess (2) is provided with fixed column (5), fixed column (5) and fixed orifices (6) one-to-one setting, fixed column (5) activity joint is in fixed orifices (6).
2. The built-in FPC antenna structure according to claim 1, wherein the FPC antenna (4) comprises a first connection portion (41), a first antenna arm (42), a second antenna arm (43), a feeding and grounding portion (44), a first golden finger (45), a second golden finger (46) and a through hole (47), the first antenna arm (42) and the second antenna arm (43) are fixedly connected to two ends of the first connection portion (41) respectively, the first golden finger (45) and the second golden finger (46) are respectively arranged at the ends of the first antenna arm (42) and the second antenna arm (43), the through hole (47) is arranged on the second golden finger (46), and the feeding and grounding portion (44) is fixedly connected to the side face of the second antenna arm (43).
3. The built-in FPC antenna structure according to claim 2, wherein a protruding board (3) is fixedly connected to the bottom case (101), and the feeding and grounding portion (44) is clamped in the protruding board (3).
4. A built-in FPC antenna structure according to claim 2, characterized in that one side of the first gold finger (45) is coated with a back adhesive.
5. The built-in FPC antenna structure according to claim 1, wherein the fixing post (5) comprises a second connection portion (51), a protruding portion (52) and a clamping step (53), the second connection portion (51) is fixedly connected to the upper end of the bottom shell (101), the protruding portion (52) is fixedly connected to the upper end of the second connection portion (51), and the clamping step (53) is formed between the protruding portion (52) and the second connection portion (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548832.8U CN220306506U (en) | 2023-06-17 | 2023-06-17 | Built-in FPC antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548832.8U CN220306506U (en) | 2023-06-17 | 2023-06-17 | Built-in FPC antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220306506U true CN220306506U (en) | 2024-01-05 |
Family
ID=89351890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321548832.8U Active CN220306506U (en) | 2023-06-17 | 2023-06-17 | Built-in FPC antenna structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220306506U (en) |
-
2023
- 2023-06-17 CN CN202321548832.8U patent/CN220306506U/en active Active
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