CN108923149A - A kind of rear turning type FPC connector - Google Patents
A kind of rear turning type FPC connector Download PDFInfo
- Publication number
- CN108923149A CN108923149A CN201810920925.6A CN201810920925A CN108923149A CN 108923149 A CN108923149 A CN 108923149A CN 201810920925 A CN201810920925 A CN 201810920925A CN 108923149 A CN108923149 A CN 108923149A
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- Prior art keywords
- slot
- terminal
- insulating base
- arm
- winding displacement
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 134
- 238000004804 winding Methods 0.000 claims abstract description 95
- 238000003780 insertion Methods 0.000 claims abstract description 11
- 230000037431 insertion Effects 0.000 claims abstract description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 42
- 238000003466 welding Methods 0.000 claims description 38
- 239000011248 coating agent Substances 0.000 claims description 31
- 238000000576 coating method Methods 0.000 claims description 31
- 238000003825 pressing Methods 0.000 claims description 25
- 229910052759 nickel Inorganic materials 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 9
- 239000010931 gold Substances 0.000 claims description 9
- 229910052737 gold Inorganic materials 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 14
- 229920000106 Liquid crystal polymer Polymers 0.000 description 4
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000003446 ligand Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/771—Details
- H01R12/775—Ground or shield arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/771—Details
- H01R12/774—Retainers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/778—Coupling parts carrying sockets, clips or analogous counter-contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/79—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/82—Coupling devices connected with low or zero insertion force
- H01R12/85—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures
- H01R12/88—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures acting manually by rotating or pivoting connector housing parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to a kind of connectors, especially a kind of rear turning type FPC connector, including insulating base, flip, conductive terminal and ground terminal, the front end face of the insulating base is equipped with Keyseat for wiring displacement and ground connection slot, array is equipped with multiple conductive terminals in Keyseat for wiring displacement, and ground connection slot is located at the both ends of insulating base, and ground terminal is inserted in ground connection slot, the top of insulating base is equipped with slot cover, and flip is rotatably installed in slot cover；The slot cover is located at the rear end face of insulating base, and slot cover is communicated with Keyseat for wiring displacement；The side of the flip is equipped with cam, and conductive terminal is equipped with conductive contact, and FPC winding displacement is pressed on conductive contact by cam, and the earthing contact of ground terminal is contacted with the shielded layer of FPC winding displacement.A kind of rear turning type FPC connector provided by the invention is compact-sized, the insertion of FPC winding displacement is convenient, the connection of FPC winding displacement is reliable, not easily to fall off, can effectively solve EMI simultaneously.
Description
Technical field
The present invention relates to a kind of connector, especially a kind of rear turning type FPC connector.
Background technique
Since flexible printed circuit board (FPC, Flexible Printed Circuit) is normal during signal transmits
It often will receive the interference of extraneous signal, for this purpose, it can be all equipped with shielded layer or ground area in the surface layer of flexible printed circuit board,
The interference of extraneous signal is shielded, which, flexible printed circuit board to be grounded, will gather by the contact with connector
The noise collected on flexible printed circuit board is rejected in earth-return circuit.
FPC connector on the market is mostly rod-pulling type and preceding slotting front open type, the interface on FPC connector and push rod or is lifted
Lid is respectively positioned on the same side, when FPC winding displacement is inserted into rod-pulling type FPC connector, is inserted into after FPC winding displacement and needs to be inserted into push rod, and FPC
Before winding displacement insertion when slotting front open type FPC connector, due to first raising flip, it is inserted into FPC winding displacement, FPC winding displacement is usually smaller,
One hand keeps FPC winding displacement to insert in the connectors, and another hand covers flip, and it is very inconvenient to operate, if unclamping FPC winding displacement lid
Upper flip is easy to happen FPC winding displacement change in location, causes poor contact, assembly failure, and can not achieve the automatic of FPC winding displacement
Change insertion production, substantially reduces production efficiency.After in the FPC connector that FPC winding displacement is inserted into above two structure, FPC winding displacement
It is easy to be detached from FPC connector by external force factor；In addition, the design due to terminal structure is not reasonable, terminal is easy to cause to exist
It is firm inside plastic body or unstable with the contact of FPC winding displacement, influence the normal work of equipment.
Summary of the invention
To solve the above problems, the present invention provide it is a kind of it is compact-sized, the insertion of FPC winding displacement is convenient, the connection of FPC winding displacement can
It leans on, a kind of rear turning type FPC connector not easily to fall off while can effectively solve EMI, specific technical solution is：
A kind of rear turning type FPC connector, including insulating base, flip, conductive terminal and ground terminal, before the insulating base
End face is equipped with Keyseat for wiring displacement and ground connection slot, and array is equipped with multiple conductive terminals in Keyseat for wiring displacement, and ground connection slot is located at insulating base
Both ends, ground terminal is inserted in ground connection slot, and the top of insulating base is equipped with slot cover, and flip is rotatably installed in slot cover；
The slot cover is located at the rear end face of insulating base, and slot cover is communicated with Keyseat for wiring displacement；The side of the flip is equipped with cam, conductive
Terminal is equipped with conductive contact, and FPC winding displacement is pressed on conductive contact by cam, the earthing contact and FPC winding displacement of ground terminal
Shielded layer contact.
By using above-mentioned technical proposal, insulating base industrializes liquid crystal polymer injection molding using LCP and is made.Conductive terminal
Using phosphor-copper punch forming, ground terminal uses copper punch forming.
FPC winding displacement is inserted into from the front end of insulating base, and flip is located at the rear end of insulating base, changes existing FPC connector
Flip is located at the conventional design of front end, and a hand is inserted into FPC winding displacement, and another hand presses to flip, the distance between two hands compared with
Greatly, it will not interfere with, improve the convenience and reliability of grafting FPC winding displacement.
Conductive terminal and ground terminal are connect with PCB, can provide signal transmission and EMI function.Ground terminal and PCB
On ground line connection, so that the noise assembled on FPC winding displacement be passed in the earth-return circuit of circuit board by ground terminal, guarantor
The high-quality transmission of signal is hindered.
Preferably, the rear end face of the insulating base is equipped with and stirs slot, stirs slot and communicates with slot cover；
The bottom surface array of the Keyseat for wiring displacement is equipped with multiple terminal grooves, and terminal groove passes through downside and the row of Keyseat for wiring displacement
Line slot communicates, and terminal groove also extends through the rear end face of insulating base, and conductive terminal is inserted into terminal groove from the rear end face of insulating base；
The downside of the Keyseat for wiring displacement is equipped with conducting wire inclined-plane, and the upper surface of the Keyseat for wiring displacement is equipped with guide table, leads
It is not less than the thickness of FPC winding displacement to the distance between the bottom surface of platform and the downside of Keyseat for wiring displacement；
The both ends of the slot cover are equipped with rotation slot, and the both ends of flip are equipped with rotation axis, and rotation axis is rotatably installed in rotation
In slot, and the axis of rotation axis is located on the rotary centerline of cam.
By using above-mentioned technical proposal, slot cover runs through the rear end face of insulating base, facilitates the folding of flip.
Conducting wire inclined-plane facilitates FPC winding displacement to be inserted into Keyseat for wiring displacement.
Preferably, the conductive terminal includes integrally formed elastic arm and welding foot；The elastic arm is located at welding foot
Side, and be located at welding foot bottom, the elastic arm from end to welding foot direction be successively arranged outer conductive contact and
Inner conductive contact, the top of the outer conductive contact are higher than the top of inner conductive contact, outer conductive contact and inside
When conductive contact is pressed onto FPC winding displacement, outer conductive contact is concordant with the top of inner conductive contact；The elastic arm activity is inserted in
In terminal groove, welding foot is located at the rear end face of insulating base, and the bottom surface of welding foot is not less than the bottom surface of insulating base.
By using above-mentioned technical proposal, conductive terminal uses phosphor-copper punch forming.Two conductive contacts can effectively increase
With the contact area of FPC winding displacement, to keep stable conductive connection.
It is touched higher than outer conductive after deforming elastic arm downwards at the top of inner conductive contact at the top of outer conductive contact
The top of point and the top of inner conductive contact are in same level, to guarantee to contact with the good of FPC winding displacement.
Preferably, terminal fixed arm is equipped between the elastic arm and welding foot, terminal fixed arm is vertical with welding foot, end
Sub- fixed arm is equipped with lower stay hook, and lower stay hook is stuck in terminal groove.
By using above-mentioned technical proposal, conductive terminal can be fixed on insulating base by lower stay hook, and keep structure tight
It gathers.
Preferably, the elastic arm is obliquely installed, and the angle between elastic arm and welding foot is 90.5 °~93 °.
By using above-mentioned technical proposal, elastic arm, which is obliquely installed, is capable of providing better elasticity, and terminal groove is avoided to limit
The position of the downward displacement of elastic arm causes FPC winding displacement insertion force larger.
Preferably, the conductive terminal is equipped with nickel coating, nickel coating with a thickness of 70~130U, the conductive contact with
FPC winding displacement contact end face be equipped with Gold plated Layer, Gold plated Layer with a thickness of 1~3U, Gold plated Layer is located on nickel coating.
By using above-mentioned technical proposal, nickel coating can enhance wearability, and conductive contact is gold-plated to can be improved electric conductivity
Energy.U is the unit that electroplating industry uses, and is microinch.
Preferably, ground terminal include integrally formed fixed plate, ground connection fixed arm, position limit arm, grounding leg, connecting plate and
It is grounded pressing plate；
The ground connection fixed arm and position limit arm are arranged in parallel in the same end of fixed plate, and ground connection fixed arm is equipped with upper fixation
Hook；
The grounding leg is located at the bottom of fixed plate, and to 90 ° of the side bending of fixed plate；
The connecting plate is located at the top of fixed plate, and to 90 ° of the other side bending of fixed plate, connecting plate is equipped with ground connection
Pressing plate, ground connection pressing plate includes elastic plate and pressing plate, elastic plate and pressing plate forming V-shape, and the junction of elastic plate and pressing plate is ground connection touching
Point, the top of earthing contact 38 are arc surface, and the end of pressing plate, which is equipped with, presents a theatrical performance as the last item on a programme, and are presented a theatrical performance as the last item on a programme positioned at the lower section of flip, flip passes through pressure
Earthing contact is pressed on the shielded layer of FPC winding displacement by platform,
The bottom surface of the ground connection slot is equipped with fixed jack and limit hole, and limit hole passes through rotation slot, is grounded the one of slot
Side is additionally provided with connectivity slot, and connectivity slot is communicated with Keyseat for wiring displacement；
The fixed plate is inserted in ground connection slot, and ground connection fixed arm is inserted in fixed jack, and position limit arm is inserted in limit hole,
And rotation slot is passed through, connecting plate is located in connectivity slot, and grounding leg is located at the bottom of insulating base, and the bottom surface of grounding leg is not less than insulation
The bottom surface of seat.
By using above-mentioned technical proposal, ground terminal can limiting cover-lifting shaft position, while also can be realized with
The good contact of the shielded layer of FPC winding displacement.
Preferably, the ground terminal is successively arranged nickel coating and tin coating from inside to outside；The thickness of the nickel coating is not
Greater than 50U, tin coating is located on nickel coating with a thickness of 80~200U, tin coating.
By using above-mentioned technical proposal, nickel coating can increase wearability, and tin coating can improve welding performance.
Preferably, the bottom array of the flip is equipped with multiple terminal indents, and terminal indent is extended to from the side of flip
The other side, terminal indent run through the bottom of cam, and terminal indent also extends through the top of flip side；The top of the cam is equipped with
Camshaft, camshaft and rotation axis are on the same axis；The front end face array of the insulating base is equipped with multiple compression bar slots, compression bar slot
Positioned at the top of insulating base, and compression bar slot is communicated with slot cover；The conductive terminal is additionally provided with linking arm, linking arm and elastic arm
Positioned at the same side of welding foot, and linking arm is located at the top of welding foot, the linking arm be it is Z-shaped, linking arm passes through terminal pressure
Slot, the end of linking arm are inserted in compression bar slot, and linking arm is located at the top of camshaft.
By using above-mentioned technical proposal, cam is divided into sheet, and the cam of sheet is located at the two sides of conductive contact, convex
Wheel is pressed on conductive contact from the two sides of conductive contact by FPC winding displacement, has been effectively ensured what conductive contact was contacted with FPC winding displacement
Reliability.
Linking arm be it is Z-shaped, part of to stretch out upwards, the part stretched out upwards is pressed on camshaft, due to the length of flip
Degree is longer, and linking arm can prevent flip from deforming, and the middle section protrusion of flip is avoided, to ensure that the cam of all sheets is equal
It can guarantee for FPC winding displacement to be pressed on conductive contact in the same plane.
Preferably, the both ends of the Keyseat for wiring displacement downside are equipped with winding displacement limiting stand, and winding displacement limiting stand and FPC winding displacement are inserted into
The limiting slot of end two sides matches.
By using above-mentioned technical proposal, the limiting slot of FPC winding displacement is stuck in winding displacement limiting stand under the action of being grounded pressing plate
On, prevent FPC winding displacement in use process from falling off.
Compared with prior art the invention has the advantages that：
A kind of rear turning type FPC connector provided by the invention is compact-sized, the insertion of FPC winding displacement is convenient, FPC winding displacement connects can
It leans on, is not easily to fall off while can effectively solve EMI.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of connector；
Fig. 2 is the enlarged cross-sectional view at connector device ligand conductive terminal 2；
Fig. 3 is the enlarged cross-sectional view at connector device ligand ground terminal；
Fig. 4 is the structural schematic diagram of flip；
Fig. 5 is the main view of insulating base；
Fig. 6 is the top view of insulating base；
Fig. 7 is the enlarged cross-sectional view in Fig. 6 along line A-A；
Fig. 8 is the enlarged cross-sectional view in Fig. 6 along line B-B；
Fig. 9 is the structural schematic diagram of conductive terminal；
Figure 10 is that ground terminal faces axonometric drawing；
Figure 11 is the backsight axonometric drawing of ground terminal.
Specific embodiment
Now in conjunction with attached drawing, the invention will be further described.
Embodiment one
As shown in Figure 1 to 11, a kind of rear turning type FPC connector, including insulating base 1, flip 4, conductive terminal 2 and ground connection
Terminal 3, the front end face of insulating base 1 are equipped with Keyseat for wiring displacement 11 and ground connection slot 10, and array is equipped with multiple conductions in Keyseat for wiring displacement 11
Terminal 2, ground connection slot 10 are located at the both ends of insulating base 1, and ground terminal 3 is inserted in ground connection slot 10, and the top of insulating base 1 is equipped with
Slot cover 14, flip 4 are rotatably installed in slot cover 14；Slot cover 14 is located at the rear end face of insulating base 1, slot cover 14 and winding displacement
Slot 11 communicates；The side of flip 4 is equipped with cam 44, and conductive terminal 2 is equipped with conductive contact, and cam 44 compresses FPC winding displacement 6
On conductive contact, the earthing contact 38 of ground terminal 3 is contacted with the shielded layer of FPC winding displacement 6.
Insulating base 1 industrializes liquid crystal polymer injection molding using LCP and is made.Conductive terminal 2 uses phosphor-copper punch forming, connects
Ground terminal 3 uses copper punch forming.
FPC winding displacement 6 is inserted into from the front end of insulating base 1, and flip 4 is located at the rear end of insulating base 1, changes existing FPC connection
The flip 4 of device is located at the conventional design of front end, and a hand is inserted into FPC winding displacement 6, and another hand presses to flip 4, between two hands
Apart from larger, it will not interfere with, improve the convenience and reliability of grafting FPC winding displacement 6.
Conductive terminal 2 and ground terminal 3 are connect with PCB, can provide signal transmission and EMI function.Ground terminal 3 with
Ground line connection on PCB, so that the noise assembled on FPC winding displacement 6 to be passed to the earth-return circuit of circuit board by ground terminal 3
In, ensure the high-quality transmission of signal.
As shown in Figures 1 to 8, the rear end face of insulating base 1 is equipped with and stirs slot, stirs slot and communicates with slot cover 14；Winding displacement is inserted
The bottom surface array of slot 11 is equipped with multiple terminal grooves 12, and terminal groove 12 passes through downside and 11 phase of Keyseat for wiring displacement of Keyseat for wiring displacement 11
Logical, terminal groove 12 also extends through the rear end face of insulating base 1, and conductive terminal 2 is inserted into terminal groove 12 from the rear end face of insulating base 1；Row
The downside of line slot 11 is equipped with conducting wire inclined-plane 112, and the upper surface of Keyseat for wiring displacement 11 is equipped with guide table 18, the bottom of guide table 18
The distance between face and the downside of Keyseat for wiring displacement 11 are not less than the thickness of FPC winding displacement 6；The both ends of slot cover 14 are equipped with rotation slot
16, the both ends of flip 4 are equipped with rotation axis 41, and rotation axis 41 is rotatably installed in rotation slot 16, and the axis of rotation axis 41 is located at
On the rotary centerline of cam 44.
Slot cover 14 runs through the rear end face of insulating base 1, facilitates the folding of flip 4.
Conducting wire inclined-plane 112 facilitates FPC winding displacement 6 to be inserted into Keyseat for wiring displacement 11.
The front end face of guide table 18 is equipped with introduction bevel 181.Guide table 18 facilitates FPC winding displacement 6 to be inserted into, due in flip 4
Equipped with cam 44, FPC winding displacement 6 is pressed in the conductive terminal 2 in terminal groove 12 by cam 44, while reducing Keyseat for wiring displacement 11
Inside height, avoid Keyseat for wiring displacement 11 height be much larger than FPC winding displacement 6 thickness, cause the position of FPC winding displacement 6 to occur
Offset influences the assembly of FPC winding displacement 6.FPC winding displacement 6 is directed to bottom surface and the Keyseat for wiring displacement 11 of guide table 18 by introduction bevel 181
Between downside, FPC winding displacement 6 is facilitated to be inserted into.
As shown in figure 9, conductive terminal 2 includes integrally formed elastic arm 23, linking arm 22 and welding foot 21；Elastic arm 23
The same side of welding foot 21 is respectively positioned on one end of linking arm 22, the other end of elastic arm 23 is successively arranged two conductive contacts,
It is successively arranged outer conductive contact 251 and inner conductive contact 252 from end to 21 direction of welding foot, and it is another to be located at elastic arm 23
The top of the outer conductive contact 251 of one end end is higher than the top of inner conductive contact 252；The front end face array of insulating base 1
Equipped with multiple compression bar slots 17, compression bar slot 17 is located at the top of insulating base 1, and compression bar slot 17 is communicated with slot cover 14；Linking arm 22
It is inserted in compression bar slot 17,23 activity of elastic arm is inserted in terminal groove 12, and welding foot 21 is located at the rear end face of insulating base 1, welding foot
21 bottom surface is not less than the bottom surface of insulating base 1.
Two conductive contacts can effectively increase the contact area with FPC winding displacement 6, to keep stable conductive connection.
The top that the top of outer conductive contact 251 is higher than inner conductive contact 252 makes outside after the deformation downwards of elastic arm 23
The top of side conductive contact 251 and the top of inner conductive contact 252 are in same level, to guarantee and FPC winding displacement 6
Good contact.
The top of inner conductive contact 252 and outer conductive contact 251 is equipped with arc surface.Arc surface can reduce conduction
The frictional force of contact and FPC winding displacement 6 facilitates FPC winding displacement 6 to be inserted into, while avoiding damage to FPC winding displacement 6.
One end of elastic arm 23 is equipped with guiding surface 231, the arc surface phase of guiding surface 231 and outer conductive contact 251
It cuts.Guiding surface 231 can guide FPC conducting wire to conductive contact, and 6 end of FPC winding displacement is avoided to be stuck in the end of elastic arm 23,
FPC winding displacement 6 convenient for assembly.
Terminal fixed arm 24 is equipped between elastic arm 23 and welding foot 21, terminal fixed arm 24 is vertical with welding foot 21, end
Sub- fixed arm 24 is equipped with lower stay hook 241, and lower stay hook 241 is stuck in terminal groove 12.
Conductive terminal 2 can be fixed on insulating base 1 by lower stay hook 241, and be made compact-sized.The intensity of fixed arm 24
More preferably, it can guarantee that conductive terminal 2 is effectively fixed on insulating base 1.The width of fixed arm 24 is wider than elastic arm 23 to facilitate elasticity
Arm 23 is inserted on insulating base 1.
Elastic arm 23 is obliquely installed, and the included angle A between elastic arm 23 and welding foot 21 is 90.5 °~93 °.Elastic arm 23 inclines
Tiltedly setting is capable of providing better elasticity, avoids terminal groove 12 from limiting the position of the downward displacement of elastic arm 23, FPC is caused to arrange
6 insertion force of line is larger.
As shown in Figure 10 and Figure 11, ground terminal 3 includes integrally formed fixed plate 31, ground connection fixed arm 32, position limit arm
33, grounding leg 39, connecting plate 34 and ground connection pressing plate；Ground connection fixed arm 32 and position limit arm 33 are arranged in parallel in the same of fixed plate 31
End, ground connection fixed arm 32 are equipped with upper stay hook 321；Grounding leg 39 is located at the bottom of fixed plate 31, and to the one of fixed plate 31
90 ° of side bending；Connecting plate 34 is located at the top of fixed plate 31, and to 90 ° of the other side bending of fixed plate 31, sets on connecting plate 34
There is a ground connection pressing plate, ground connection pressing plate includes elastic plate 35 and pressing plate 36,36 forming V-shape of elastic plate 35 and pressing plate, elastic plate 35 and pressing plate
36 junction is earthing contact 38, and the top of earthing contact 38 is arc surface, and the end of pressing plate 36, which is equipped with, presents a theatrical performance as the last item on a programme 37, presents a theatrical performance as the last item on a programme 37
Positioned at the lower section of flip 4, earthing contact 38 is pressed on the shielded layer of FPC winding displacement 6 by flip 4 by presenting a theatrical performance as the last item on a programme 37；It is grounded slot 10
Bottom surface be equipped with fixed jack 101 and limit hole 102, limit hole 102 pass through rotation slot 16, ground connection slot 10 side be additionally provided with
Connectivity slot 103, connectivity slot 103 are communicated with Keyseat for wiring displacement 11；Fixed plate 31 is inserted in ground connection slot 10, and ground connection fixed arm 32 is inserted in
In fixed jack 101, position limit arm 33 is inserted in limit hole 102, and passes through rotation slot 16, and connecting plate 34 is located in connectivity slot 103,
Grounding leg 39 is located at the bottom of insulating base 1, and the bottom surface of grounding leg 39 is not less than the bottom surface of insulating base 1.
Upper stay hook 321 is stuck in fixed jack 101, and ground terminal 3 is fixed on insulating base 1.Position limit arm 33 will lift
The rotation axis 41 at 4 both ends of lid is limited in rotation slot 16.
The top of earthing contact 38 is that arc surface can facilitate FPC winding displacement 6 to be inserted into, with the contact of the shielded layer of FPC winding displacement 6
Area is big, is able to maintain good contact performance.
The both ends of the side of flip 4 are equipped with bit-avoiding slot 43, and bit-avoiding slot 43 is located at the top of pressing plate 36, when flip 4 is opened,
Pressing plate 36 is located in bit-avoiding slot, and pressing plate 36 is in free state, and earthing contact 38 leaves FPC winding displacement 6.The other side of flip 4 is set
There is finger groove 47, finger groove 47 facilitates finger to open flip 4.
Ground terminal 3 can 4 shaft of limiting cover-lifting position, while also can be realized good with the shielded layer of FPC winding displacement 6
Good contact.
The bottom array of flip 4 is equipped with multiple terminal indents 45, and terminal indent 45 extends to another from the side of flip 4
Side, terminal indent 45 run through the bottom of cam 44, and terminal indent 45 also extends through the top of 4 side of flip；The top of cam 44 is set
There is camshaft 46, camshaft 46 and rotation axis 41 are on the same axis；Linking arm 22 is vertical with welding foot 21, and linking arm 22 includes
The connecting rod 221 and fixed link 222 being parallel to each other, one end of connecting rod 221 are connect with welding foot 21, and the other end passes through brace
223 connect with fixed link 222；Connecting rod 221, fixed link 222 and brace 223 form Z-type, and fixed link 222 is located at connecting rod
221 top, fixed link 222 passes through terminal indent 45, and fixed link 222 is located at the top of camshaft 46.
Linking arm 22 matches with flip 4, and since flip 4 is located at the rear of insulating base 1, fixed link 222 can be limited and be lifted
The position of the rotation axis 41 of lid 4, and connecting rod 221 can avoid flip 4, avoid jacking up flip 4.
Cam 44 is divided into sheet, and the cam 44 of sheet is located at the two sides of conductive contact, and cam 44 is from conductive contact
FPC winding displacement 6 is pressed on conductive contact by two sides, and the reliability that conductive contact is contacted with FPC winding displacement 6 has been effectively ensured.
Fixed link 222 is pressed on camshaft 46, and since the length of flip 4 is longer, fixed link 222 is pressed in energy on camshaft 46
It prevents flip 4 from deforming, avoids the middle section protrusion of flip 4, to ensure that the cam 44 of all sheets can be same flat
In face, FPC winding displacement 6 is pressed on conductive contact by guarantee.
Embodiment two
On the basis of the above embodiments, the both ends of 11 downside of Keyseat for wiring displacement are equipped with winding displacement limiting stand 111, winding displacement limit
The limiting slot 61 of 6 insertion end two sides of platform 111 and FPC winding displacement matches.Conducting wire inclined-plane 112 also extends into winding displacement limiting stand 111
Front end face, winding displacement limiting stand 111 can block FPC winding displacement 6, prevent FPC winding displacement 6 from falling off, and improve the reliability of assembly.
The both ends of slot cover 14 are additionally provided with fixing groove 15, and fixing groove 15 and the fixing buckle 42 at the both ends of flip 4 match.Gu
Determine the fixing buckle 42 that slot 15 blocks flip 4, flip 4 is prevented to be freely rotated.
The bottom surface array of insulating base 1 is equipped with multiple loose slots 13, and loose slot 13 is communicated with terminal groove 12.Loose slot 13 increases
The deformation space of the elastic arm 23 of conductive terminal 2, avoiding limitation elastic arm 23, deformation causes FPC winding displacement 6 that can not be inserted into downwards.
The both ends of the bottom surface of insulating base 1, which are equipped with, subtracts high slot 192.Subtract the bottom that high slot 192 reduces the grounding leg 39 of ground terminal 3
The distance between face and 1 bottom surface of insulating base to reduce the height that insulating base 1 is located on PCB, while being also able to maintain insulating base 1
Bottom surface and PCB between there are gaps.
The both ends of insulating base 1 are equipped with welding groove 191, and welding groove 191 is located at the front end face of insulating base 1.191 energy of welding groove
The end for enough leaking out the grounding leg 39 of ground terminal 3, facilitates grounding leg 39 to be welded on PCB, to make the end of grounding leg 39
In the end face at 1 both ends of insulating base, the length of FPC connector being located on pcb board can be reduced.
The bottom surface of welding foot 21 and the bottom surface of grounding leg 39 are in the same plane.
Connecting plate 34 is equipped with insertion inclined-plane 341.Insertion inclined-plane 341 facilitates FPC winding displacement 6 to be inserted into.
The two sides of the end of ground connection fixed arm 32 and position limit arm 33 are equipped with chamfering, are grounded fixed arm 32 and position limit arm 33
End is tip.The end of ground connection fixed arm 32 and position limit arm 33 is that the ground connection that tip facilitates ground terminal to be inserted into insulating base is inserted
In slot.
Embodiment three
On the basis of above-described embodiment one or embodiment two, conductive terminal 2 be equipped with nickel coating, nickel coating with a thickness of
70~130U, the end face that conductive contact is contacted with FPC winding displacement 6 be equipped with Gold plated Layer, Gold plated Layer with a thickness of 1~3U, Gold plated Layer
On nickel coating.
Nickel coating can enhance wearability, and conductive contact is gold-plated to can be improved electric conductivity.
Ground terminal 3 is successively arranged nickel coating and tin coating from inside to outside；The thickness of nickel coating is not more than 50U, tin coating
With a thickness of 80~200U, tin coating is located on nickel coating.Tin coating can improve welding performance.
Claims (10)
1. a kind of rear turning type FPC connector, including insulating base (1), flip (4), conductive terminal (2) and ground terminal (3), described
The front end face of insulating base (1) is equipped with Keyseat for wiring displacement (11) and ground connection slot (10), and Keyseat for wiring displacement (11) interior array is led equipped with multiple
Electric terminal (2), ground connection slot (10) are located at the both ends of insulating base (1), and ground terminal (3) is inserted in ground connection slot (10), insulation
The top of seat (1) is equipped with slot cover (14), and flip (4) is rotatably installed in slot cover (14)；
It is characterized in that, the slot cover (14) is located at the rear end face of insulating base (1), slot cover (14) and Keyseat for wiring displacement (11) phase
It is logical；The side of the flip (4) is equipped with cam (44), and conductive terminal (2) is equipped with conductive contact, and cam (44) is by FPC winding displacement
(6) it is pressed on conductive contact, the earthing contact (38) of ground terminal (3) is contacted with the shielded layer of FPC winding displacement (6).
2. a kind of rear turning type FPC connector according to claim 1, which is characterized in that the rear end face of the insulating base (1)
Equipped with slot is stirred, stirs slot and communicated with slot cover (14)；
The bottom surface array of the Keyseat for wiring displacement (11) is equipped with multiple terminal grooves (12), and terminal groove (12) passes through Keyseat for wiring displacement (11)
Downside communicated with Keyseat for wiring displacement (11), terminal groove (12) also extends through the rear end face of insulating base (1), and conductive terminal (2) is from exhausted
The rear end face of edge seat (1) is inserted into terminal groove (12)；
The downside of the Keyseat for wiring displacement (11) is equipped with conducting wire inclined-plane (112), and the upper surface of the Keyseat for wiring displacement (11) is equipped with
Guide table (18), the distance between bottom surface and the downside of Keyseat for wiring displacement (11) of guide table (18) are not less than FPC winding displacement (6)
Thickness；
The both ends of the slot cover (14) are equipped with rotation slot (16), and the both ends of flip (4) are equipped with rotation axis (41), rotation axis (41)
It is rotatably installed in rotation slot (16), and the axis of rotation axis (41) is located on the rotary centerline of cam (44).
3. a kind of rear turning type FPC connector according to claim 2, which is characterized in that the conductive terminal (2) includes one
Body formed elastic arm (23) and welding foot (21)；
The elastic arm (23) is located at the side of welding foot (21), and is located at the bottom of welding foot (21), the elastic arm (23)
It is successively arranged outer conductive contact (251) and inner conductive contact (252) from end to welding foot (21) direction, the outside is led
The top of electric contact (251) is higher than the top of inner conductive contact (252), outer conductive contact (251) and inner conductive contact
(252) when being pressed onto FPC winding displacement (6), outer conductive contact (251) are concordant with the top of inner conductive contact (252)；
Elastic arm (23) activity is inserted in terminal groove (12), and welding foot (21) is located at the rear end face of insulating base (1), welding foot
(21) bottom surface is not less than the bottom surface of insulating base (1).
4. a kind of rear turning type FPC connector according to claim 3, which is characterized in that the elastic arm (23) and welding
Terminal fixed arm (24) are equipped between foot (21), terminal fixed arm (24) is vertical with welding foot (21), on terminal fixed arm (24)
Equipped with lower stay hook (241), lower stay hook (241) is stuck in terminal groove (12).
5. a kind of rear turning type FPC connector according to claim 3 or 4, which is characterized in that elastic arm (23) inclination
Setting, the angle between elastic arm (23) and welding foot (21) is 90.5 °~93 °.
6. a kind of rear turning type FPC connector according to claim 3, which is characterized in that the conductive terminal (2) is equipped with
Nickel coating, nickel coating with a thickness of 70~130U, the end face that the conductive contact is contacted with FPC winding displacement (6) be equipped with Gold plated Layer,
Gold plated Layer with a thickness of 1~3U, Gold plated Layer is located on nickel coating.
7. a kind of rear turning type FPC connector according to claim 3, which is characterized in that the ground terminal (3) includes one
Body formed fixed plate (31), ground connection fixed arm (32), position limit arm (33), grounding leg (39), connecting plate (34) and ground connection pressing plate；
Ground connection fixed arm (32) and position limit arm (33) are arranged in parallel in the same end of fixed plate (31), are grounded fixed arm (32)
It is equipped with upper stay hook (321)；
The grounding leg (39) is located at the bottom of fixed plate (31), and to 90 ° of the side bending of fixed plate (31)；
The connecting plate (34) is located at the top of fixed plate (31), and to 90 ° of the other side bending of fixed plate (31), connecting plate
(34) it is equipped with ground connection pressing plate, ground connection pressing plate includes elastic plate (35) and pressing plate (36), and elastic plate (35) and pressing plate (36) are at V
Shape, the junction of elastic plate (35) and pressing plate (36) are earthing contact (38), and the top of earthing contact (38) is arc surface, pressing plate
(36) end is equipped with and presents a theatrical performance as the last item on a programme (37), present a theatrical performance as the last item on a programme (37) be located at the lower section of flip (4), flip (4) by present a theatrical performance as the last item on a programme (37) touching will be grounded
Point (38) is pressed on the shielded layer of FPC winding displacement (6)；
The bottom surface of ground connection slot (10) is equipped with fixed jack (101) and limit hole (102), and limit hole (102) passes through rotation
The side of slot (16), ground connection slot (10) is additionally provided with connectivity slot (103), and connectivity slot (103) is communicated with Keyseat for wiring displacement (11)；
The fixed plate (31) is inserted in ground connection slot (10), and ground connection fixed arm (32) is inserted in fixed jack (101), position limit arm
(33) it is inserted in limit hole (102), and passes through rotation slot (16), connecting plate (34) is located in connectivity slot (103), grounding leg (39)
Positioned at the bottom of insulating base (1), the bottom surface of grounding leg (39) is not less than the bottom surface of insulating base (1).
8. a kind of rear turning type FPC connector according to claim 7, which is characterized in that the ground terminal (3) from it is interior to
It is successively arranged nickel coating and tin coating outside；The thickness of the nickel coating is not more than 50U, and tin coating is tin plating with a thickness of 80~200U
Layer is located on nickel coating.
9. a kind of rear turning type FPC connector according to claim 7, which is characterized in that the bottom array of the flip (4)
Equipped with multiple terminal indents (45), terminal indent (45) extends to the other side from the side of flip (4), and terminal indent (45) runs through
The bottom of cam (44), terminal indent (45) also extend through the top of flip (4) side；The top of the cam (44) is equipped with cam
Axis (46), camshaft (46) and rotation axis (41) are on the same axis；
The front end face array of the insulating base (1) is equipped with multiple compression bar slots (17), and compression bar slot (17) is located at the top of insulating base (1)
Portion, and compression bar slot (17) is communicated with slot cover (14)；
The conductive terminal is additionally provided with linking arm (22), and linking arm (22) and elastic arm (23) are located at the same of welding foot (21)
Side, and linking arm (22) is located at the top of welding foot (21), the linking arm (22) be it is Z-shaped, linking arm (22) passes through terminal pressure
Slot (45), the end of linking arm (22) are inserted in compression bar slot (17), and linking arm (22) is located at the top of camshaft (46).
10. a kind of rear turning type FPC connector according to claim 7, which is characterized in that on the downside of the Keyseat for wiring displacement (11)
The both ends in face are equipped with winding displacement limiting stand (111), the limiting slot (61) of winding displacement limiting stand (111) and FPC winding displacement (6) insertion end two sides
Match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920925.6A CN108923149B (en) | 2018-08-14 | 2018-08-14 | Backward turning type FPC connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920925.6A CN108923149B (en) | 2018-08-14 | 2018-08-14 | Backward turning type FPC connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108923149A true CN108923149A (en) | 2018-11-30 |
| CN108923149B CN108923149B (en) | 2024-02-06 |
Family
ID=64405539
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810920925.6A Active CN108923149B (en) | 2018-08-14 | 2018-08-14 | Backward turning type FPC connector |
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| Country | Link |
|---|---|
| CN (1) | CN108923149B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687188A (en) * | 2019-01-15 | 2019-04-26 | 乐清市华宝电子有限公司 | A kind of FPC/FFC connector |
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| CN208444981U (en) * | 2018-08-14 | 2019-01-29 | 苏州祥龙嘉业电子科技股份有限公司 | A kind of rear turning type FPC connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204668629U (en) * | 2015-05-29 | 2015-09-23 | 深圳市富明精密工业有限公司 | Reliable and stable type rear cover-opening type FPC connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109687188A (en) * | 2019-01-15 | 2019-04-26 | 乐清市华宝电子有限公司 | A kind of FPC/FFC connector |
| CN109687188B (en) * | 2019-01-15 | 2024-01-23 | 乐清市华宝电子有限公司 | FPC/FFC connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108923149B (en) | 2024-02-06 |
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