CN213304412U - FPC connector with grounding function - Google Patents
FPC connector with grounding function Download PDFInfo
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- CN213304412U CN213304412U CN202022406402.5U CN202022406402U CN213304412U CN 213304412 U CN213304412 U CN 213304412U CN 202022406402 U CN202022406402 U CN 202022406402U CN 213304412 U CN213304412 U CN 213304412U
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- base
- notch
- grounding
- fpc connector
- flat cable
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Abstract
The utility model discloses a FPC connector with a grounding function, which comprises a base, a lifting cover, a PIN terminal and a positioning sheet; the base is provided with a notch for the flat cable to be embedded in, the flip cover is arranged at the notch and is suitable for pressing the flat cable during locking, a plurality of terminal holes are arranged on the base at intervals along the left and right direction of the base, a plurality of PIN needle terminals are inserted into the terminal holes in a one-to-one correspondence manner, and each PIN needle terminal is provided with a conductive arm which extends into the bottom of the notch and is suitable for being connected with the flat cable; the number of the positioning pieces is two, the positioning pieces are respectively fixed at two opposite ends of the base, and each positioning piece is provided with a connecting part connected with the base, a grounding arm extending into the notch and a fixing part for welding and fixing; the grounding arm is of a hook structure with an upward opening and a bending angle not less than 270 degrees, and downward pressure is applied to the grounding arm when the cover is lifted and locked. The utility model provides a FPC connector is rational in infrastructure, can effectively guarantee the reliability of ground connection.
Description
Technical Field
The utility model relates to a take FPC connector of ground connection function belongs to connector structural design field.
Background
The existing FPC connector with the grounding function comprises a base, a lifting cover, a PIN terminal and a positioning sheet; the base is provided with a notch for embedding the flat cable, the lifting cover is arranged at the notch and is suitable for pressing the flat cable during locking, a plurality of terminal holes are arranged on the insulating base at intervals along the left and right direction of the insulating base, a plurality of PIN needle terminals are inserted into the terminal holes in a one-to-one correspondence manner, and each PIN needle terminal is provided with a conductive arm which extends into the bottom of the notch and is suitable for being connected with the flat cable; the quantity of spacer is two, fixes respectively the relative both ends of base, each spacer have with connecting portion that the base is connected, extend to earthing arm in the notch and the fixed part that is used for welded fastening. When the elastic sheet is in grounding connection with the flat cable, the grounding arm abuts against the grounding area on the flat cable through the elasticity of the grounding arm, so that grounding connection is achieved, however, when the elastic sheet is bent and deformed, the elastic sheet cannot be well contacted with the grounding area on the flat cable, and the grounding reliability is poor.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at providing a take FPC connector of reliable ground function.
Realize the utility model discloses the technical scheme of purpose is:
an FPC connector with a grounding function comprises a base, a lifting cover, a PIN terminal and a positioning sheet;
the base is provided with a notch for embedding the flat cable, the flip cover is arranged at the notch and is suitable for pressing the flat cable when in locking, a plurality of terminal holes are arranged on the base at intervals along the left and right direction of the base, a plurality of PIN needle terminals are inserted into the terminal holes in a one-to-one correspondence manner, and each PIN needle terminal is provided with a conductive arm which extends into the bottom of the notch and is suitable for being connected with the flat cable;
the number of the positioning pieces is two, the two positioning pieces are respectively fixed at two opposite ends of the base, and each positioning piece is provided with a connecting part connected with the base, a grounding arm extending into the notch and a fixing part for welding and fixing;
the grounding arm is of a hook structure with an upward opening and a bending angle not smaller than 270 degrees, and downward pressure is applied to the grounding arm when the flip cover is locked.
In the technical scheme, through hole grooves are formed in the positions, corresponding to the conductive arms, of the bottoms of the notches on the base.
In the technical scheme, the upper part of the tail end of the conductive arm is provided with two contacts, and two surfaces of the two contacts are provided with extrusion forming structures, so that the thickness of the contacts is smaller than that of the conductive arm.
In the technical scheme, the two sides of the notch on the base are provided with the insertion holes which are matched with the connecting parts in an insertion mode, and the insertion direction of the connecting parts embedded into the insertion holes is opposite to the insertion direction of the PIN needle terminals embedded into the terminal holes.
In the above technical solution, the fixing portion is exposed outside the base and has a notch at an outer edge thereof.
In the technical scheme, clamping platforms matched with bayonets at the edges of the flat cables are arranged at the two ends in the notches.
In the above technical solution, the cover is rotatably mounted on the base, a slot is disposed on the side wall of the slot, a boss is disposed on the cover corresponding to the slot, and the boss is matched with the slot when the cover is locked.
The utility model discloses has positive effect: adopt the utility model provides a structure, ground connection region upper portion and both contact on the winding displacement are in to the ground connection arm after the winding displacement embedded notch is intraoral, and the rethread lifts to cover after the pressfitting, lifts to cover and exert pressure with the ground connection arm top and interfere to make ground connection arm and winding displacement ground connection region carry out the gomphosis and switch on, in order to realize reliable switch-on performance.
Drawings
Fig. 1 is a perspective view of the FPC connector of the present invention;
FIG. 2 is a view showing the FPC connector shown in FIG. 1 with the flip cover removed;
FIG. 3 is an exploded view of the FPC connector shown in FIG. 1;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a block diagram of the spacer of FIG. 1;
fig. 6 is a structural view of the flat cable.
The reference symbols shown in the figures are: 1-a base; 11-notches; 12-a plug hole; 13-a clamping table; 14-a card slot; 15-through hole slot; 2-lifting the cover; 21-a boss; 3-PIN terminals; 31-a conductive arm; 311-contacts; 4-positioning plate; 41-a connecting part; 42-a grounding arm; 43-a fixed part; 431-notch; 5-arranging wires; 51-bayonet; 52-ground area.
Detailed Description
The following description is made in conjunction with the drawings of the specification for the specific structure of the FPC connector of the present invention:
an FPC connector with a grounding function, as shown in fig. 1 to 6, comprises a base 1, a flip cover 2, a PIN terminal 3 and a positioning sheet 4; the base 1 is provided with a notch 11 for the flat cable 5 to be embedded in, the lift cover 2 is arranged at the notch 11 and is suitable for pressing the flat cable 5 during locking, a plurality of terminal holes are arranged on the base 1 at intervals along the left and right direction of the base, a plurality of PIN needle terminals 3 are correspondingly inserted into the terminal holes one by one, and each PIN needle terminal 3 is provided with a conductive arm 31 which extends into the bottom of the notch 11 and is suitable for being connected with the flat cable 5; the number of the positioning pieces 4 is two, the two positioning pieces are respectively fixed at two opposite ends of the base 1, and each positioning piece 4 is provided with a connecting part 41 connected with the base 1, a grounding arm 42 extending into the notch 11 and a fixing part 43 used for welding and fixing; the grounding arm 42 is in a hook structure with an upward opening and a bending angle not less than 270 degrees, and downward pressure is applied to the grounding arm 42 when the flip cover 2 is locked. With the structure of the embodiment, after the flat cable 5 is inserted into the slot 11, the grounding arm 42 is located on the upper portion of the grounding area 52 on the flat cable 5 and contacts with the same, and then the cover 2 is pressed and pressed, the cover 2 and the grounding arm 42 are pressed and interfered with each other, so that the grounding arm 42 and the grounding area 52 of the flat cable 5 are embedded and conducted, and reliable conduction performance is achieved.
In this embodiment, the base 1 is formed with through-hole slots 15 at the bottom of the notch 11 corresponding to the conductive arms 31, and after the flat cable 5 is inserted into the notch 11, the conductive arms 31 can release pressure through the through-hole slots after the contacts 311 on the conductive arms 31 contact with the conductive areas on the flat cable 5.
In this embodiment, two contacts 311 are disposed at the upper portion of the end of the conductive arm 31, and two surfaces of the two contacts 311 are formed by extrusion molding, so that the thickness of the contacts 311 is smaller than the thickness of the conductive arm 31. By adopting the structure of the double contact points 311, the contact performance is better guaranteed after the double contact points 311 are embedded with the flat cable 5, and in addition, the thickness of the contact points 311 is narrowed by adopting double-surface extrusion at the contact points 311, so that the purpose of high-speed communication contact performance is achieved.
Furthermore, insertion holes 12 which are matched with the connecting portions 41 in an insertion manner are formed in the two sides of the notch 11 on the base 1, and the insertion direction of the connecting portions 41 which are inserted into the insertion holes 12 is opposite to the insertion direction of the PIN PIN terminals 3 which are inserted into the terminal holes. The plug-in mounting direction of spacer 4 and PIN needle terminal 3 when assembling with base 1 is opposite, can further prevent that base 1 and PIN needle terminal 3 from breaking away from, and the whole board welding strength of grabbing behind the product welded plate is better.
Still further, the fixing portion 43 is exposed outside the base 1 and has a notch 431 at its outer edge, which is designed to increase the welding area between the fixing portion 43 and the welding area on the circuit board after the connector is attached to the board, thereby improving the welding firmness of the product after the attachment to the board.
In this embodiment, the two ends of the notch 11 are provided with the locking platforms 13 which are matched with the locking openings 51 at the edges of the flat cable 5, and after the flat cable 5 is embedded in the notch 11, the reliability of the connection between the connector and the flat cable 5 is enhanced by matching the locking openings 51 on the flat cable 5 and the locking platforms 13, so that the flat cable 5 is prevented from being pulled by external force and easily separated from the connector.
In this embodiment, the flip cover 2 is rotatably mounted on the base 1, a slot 14 is formed on a side wall of the slot 11, a boss 21 is disposed on the flip cover 2 at a position corresponding to the slot 14, and the boss 21 is matched with the slot 14 when the flip cover 2 is locked, so as to enhance the locking effect of the flip cover 2.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (7)
1. An FPC connector with a grounding function comprises a base (1), a flip cover (2), a PIN terminal (3) and a positioning sheet (4);
the base (1) is provided with a notch (11) for the flat cable (5) to be embedded in, the lifting cover (2) is arranged at the notch (11) and is suitable for pressing the flat cable (5) during locking, a plurality of terminal holes are arranged on the base (1) at intervals along the left and right direction of the base, a plurality of PIN PIN terminals (3) are correspondingly inserted into the terminal holes one by one, and each PIN PIN terminal (3) is provided with a conductive arm (31) which extends into the bottom of the notch (11) and is suitable for being connected with the flat cable (5);
the positioning device is characterized in that the number of the positioning pieces (4) is two, the two positioning pieces are respectively fixed at two opposite ends of the base (1), and each positioning piece (4) is provided with a connecting part (41) connected with the base (1), a grounding arm (42) extending into the notch (11) and a fixing part (43) for welding and fixing;
the grounding arm (42) is of a hook structure with an upward opening and a bending angle not less than 270 degrees, and downward pressure is applied to the grounding arm (42) when the flip cover (2) is locked.
2. The FPC connector with grounding function according to claim 1, wherein a through hole groove is formed on the base (1) at a position corresponding to each conductive arm (31) at the bottom of the notch (11).
3. The FPC connector with grounding function according to claim 2, wherein the conductive arm (31) is provided at the upper end thereof with two contacts (311), and both sides of the two contacts (311) are provided with an extrusion-molded structure so that the thickness of the contacts (311) is smaller than that of the conductive arm (31).
4. The FPC connector with grounding function according to claim 1, wherein the base (1) is provided with insertion holes (12) on both sides of the notch (11) for insertion fitting with the connection portions (41), and an insertion direction of the connection portions (41) into the insertion holes (12) is opposite to an insertion direction of the PIN terminals (3) into the terminal holes.
5. The FPC connector with grounding function according to claim 4, wherein the fixing portion (43) is exposed outside the base (1) and is provided with a notch (431) at an outer edge thereof.
6. FPC connector with grounding function according to any of claims 1 to 5, characterized in that inside the notch (11) there are provided at both ends a catch (13) that mates with a bayonet (51) at the edge of the flex (5).
7. The FPC connector with grounding function according to any one of claims 1 to 5, wherein the flip cover (2) is rotatably mounted on the base (1), and a slot (14) is provided on a side wall of the notch (11), a boss (21) is provided on the flip cover (2) at a position corresponding to the slot (14), the boss (21) is engaged with the slot (14) when the flip cover (2) is locked.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022406402.5U CN213304412U (en) | 2020-10-26 | 2020-10-26 | FPC connector with grounding function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022406402.5U CN213304412U (en) | 2020-10-26 | 2020-10-26 | FPC connector with grounding function |
Publications (1)
Publication Number | Publication Date |
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CN213304412U true CN213304412U (en) | 2021-05-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022406402.5U Active CN213304412U (en) | 2020-10-26 | 2020-10-26 | FPC connector with grounding function |
Country Status (1)
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CN (1) | CN213304412U (en) |
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2020
- 2020-10-26 CN CN202022406402.5U patent/CN213304412U/en active Active
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