CN113193431B - FPC connector with self-locking function - Google Patents
FPC connector with self-locking function Download PDFInfo
- Publication number
- CN113193431B CN113193431B CN202110483543.3A CN202110483543A CN113193431B CN 113193431 B CN113193431 B CN 113193431B CN 202110483543 A CN202110483543 A CN 202110483543A CN 113193431 B CN113193431 B CN 113193431B
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- fpc
- self
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- pushing
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- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- 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
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- 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
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- 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
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- 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
- H01R13/502—Bases; Cases composed of different pieces
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- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to an FPC connector with a self-locking function, which comprises: the rubber casing base, the both sides of rubber casing base are provided with binding post and winding displacement slot respectively, the regulation hole has been seted up on the rubber casing base, and it advances the frame to slide to be provided with FPC line connection in the regulation hole, and the regulation hole is linked together with the winding displacement slot of rubber casing base one side to it advances the frame to slide to be provided with FPC line connection in the regulation hole, one side top of rubber casing base is provided with the auto-lock shell, and one side of auto-lock shell is provided with presses the portion of pushing away, and the position that the portion was pushed away to the pressure is corresponding with the position of regulation hole, and presses the structure that the portion of pushing away and the structure phase-match that the frame was advanced to FPC line connection. According to the invention, through the structural design that the pressing and pushing part of the self-locking shell is matched with the FPC wire joint pushing frame, the FPC wire joint can be enabled to be completely inserted into the wire inserting slot, the complete butt joint of the FPC wire joint and the FPC connector is ensured, and the FPC wire joint can be stably clamped and locked with the FPC connector.
Description
Technical Field
The invention relates to the technical field of FPC connectors, in particular to an FPC connector with a self-locking function.
Background
The translation of FPC into Chinese is: a flexible printed circuit board, generally speaking, is a PCB connector made of flexible material (foldable and bendable material) for connecting an LCD display screen to a driving circuit (PCB), mainly using 0.5mm pitch products. The flexible flat cable, as a signal transmission component, has the advantages of being capable of being bent at will and transmitting high signals, and is widely applied to many electronic products.
In the process of implementing the embodiment, the inventor finds that the existing product has at least the following defects in practical production and use:
(1) when FPC connector and FPC winding displacement equipment production, through inserting the joint of FPC winding displacement in the gluey shell base of FPC connector, make FPC winding displacement and binding post form and be connected, let the joint of FPC winding displacement and FPC connector joint locking simultaneously, wherein the joint of FPC winding displacement need align completely with the hook of FPC connector just can reach locking effect, but in actual production, no matter the joint of mechanical insertion FPC winding displacement or the joint of manual work insertion FPC winding displacement, the condition of inserting incompletely always can appear, this joint that leads to the FPC winding displacement just can't form the locking with the FPC connector, only keep temporary connected state by the frictional force after inserting, in case the exogenic action appears, take place to break away from very easily.
(2) The existing FPC connector is connected with the FPC flat cable only through the hook claw after being assembled, and the connecting effect is not firm enough.
(3) The binding post of current FPC connector front side is connected with the circuit board through downwardly extending, and along with the increase of live time under this kind of connected mode, binding post can lead to becoming flexible more and more with being connected of circuit board owing to lack decurrent conflict effort.
Disclosure of Invention
The present invention is directed to an FPC connector with a self-locking function, so as to solve the technical problems in the background art.
The technical scheme of the invention is as follows: a self-locking FPC connector comprises: the rubber casing base, the both sides of rubber casing base are provided with binding post and winding displacement slot respectively, the regulation hole has been seted up on the rubber casing base, and it advances the frame to slide to be provided with FPC line connection in the regulation hole, and the regulation hole is linked together with the winding displacement slot of rubber casing base one side to it advances the frame to slide to be provided with FPC line connection in the regulation hole, one side top of rubber casing base is provided with the auto-lock shell, and one side of auto-lock shell is provided with presses the portion of pushing away, and the position that the portion was pushed away to the pressure is corresponding with the position of regulation hole, and presses the structure that the portion of pushing away and the structure phase-match that the frame was advanced to FPC line connection.
As a further optimization of the technical scheme, one end of the wiring terminal is clamped and inserted into one side of the rubber casing base, the wiring terminal is arranged along the length direction of the rubber casing base at equal intervals and is provided with a plurality of pressing parts, the protruding part of the wiring terminal is arranged outside the rubber casing base, and the pressing parts are of V-shaped structures.
As a further optimization of the technical scheme, the four corners of the bottom of the rubber shell base are respectively provided with a support foot seat, and the support foot seats and the rubber shell base are of an integrated structure.
As a further optimization of the technical scheme, sliding grooves are respectively formed in the side walls of the two sides of the adjusting hole;
the FPC wire joint pushing frame comprises a sliding sheet, a transverse supporting sheet and a convex rack, wherein two sides of the transverse supporting sheet respectively extend into the sliding grooves on two sides of the adjusting hole, the sliding sheet is obliquely arranged at the top of the transverse supporting sheet, and the convex rack is arranged at the bottom of the transverse supporting sheet;
the pressing and pushing part is of a triangular structure, and an inclined plane on the lower side of the pressing and pushing part is matched with the structure of the top surface of the sliding and pushing piece;
an FPC (flexible printed circuit) flat cable connector is inserted into a flat cable slot on one side of the rubber shell base, a strip-shaped concave groove is formed in the top surface of the FPC flat cable connector, and the structure of the strip-shaped concave groove is matched with that of the convex rack.
As a further optimization of the technical scheme, two ends of the adjusting hole relative to the rubber shell base are respectively provided with one adjusting hole, and the number of the FPC wire joint pushing frame and the number of the pressing and pushing parts are arranged corresponding to the adjusting holes.
As a further optimization of the technical scheme, the self-locking shell comprises a hooking part, a pressing and pushing part and a shell body, the shell body is sleeved outside the rubber shell base, the shell body is clamped and fixed with the rubber shell base, the pressing and pushing part is positioned at two ends of one side of the top of the shell body, the hooking part is positioned at the bottom of two ends of the shell body, the hooking part is of an L-shaped structure, the hooking part corresponds to the position of the adjusting hole, a self-locking claw is arranged at one end of the hooking part, which is far away from the shell body, and the self-locking claw is triangular;
and two ends of the FPC flat cable joint are respectively provided with a locking clamping hole, and the structure of the locking clamping hole is matched with that of the self-locking claw.
As the further optimization of this technical scheme, the downside at shell body middle part is provided with strengthens the supporting part, strengthens and is "V" shape contained angle between the top of supporting part and the bottom of shell body, and strengthens the bottom top of supporting part and glue the top of shell base.
As a further optimization of the technical scheme, a convex strip is arranged at the top of one side, away from the self-locking shell, of the rubber shell base, and the height of the convex strip is not lower than the height of the top of the pressing and pushing part.
As the further optimization of this technical scheme, the sand grip distributes along the length direction equidistance of gluing the shell base, and sand grip and gluing shell base structure as an organic whole.
The invention provides an FPC connector with a self-locking function through improvement, and compared with the prior art, the FPC connector has the following improvements and advantages:
firstly, according to the invention, through the matched structural design of the pressing and pushing part of the self-locking shell and the FPC wire joint pushing frame, the pressing and pushing part can transversely push the FPC wire joint pushing frame while pressing down, the effect of continuously pushing the FPC wire joint inserted into the rubber shell base forward for a certain distance into the wire insertion slot of the rubber shell base can be achieved by utilizing the transverse movement of the FPC wire joint pushing frame, the FPC wire joint is enabled to be completely inserted into the wire insertion slot, the complete butt joint of the FPC wire joint and the FPC connector is ensured, and the FPC wire joint can be stably clamped and locked with the FPC connector.
Secondly, according to the invention, the connecting terminal is provided with the pressing part, the pressing part of the V-shaped structure has elastic supporting acting force in a downward direction, and the contact end of the connecting terminal is supported by the elastic supporting force, so that the contact end of the connecting terminal has more lasting downward resisting acting force, and the connecting terminal is more stably connected with the circuit board.
Thirdly, in the invention, the sliding and pushing piece can synchronously slide transversely along the sliding groove under the limitation of the transverse supporting piece, when the inclined plane of the pressing and pushing part is pressed downwards to move to contact with the inclined plane at the top of the sliding and pushing piece, the sliding and pushing piece and the transverse supporting piece can be pushed to move transversely, when the FPC flat cable connector is inserted into the rubber shell base, even if the FPC flat cable connector is not completely arranged in the flat cable slot, the strip-shaped concave groove at the top of the FPC flat cable connector can be meshed with the convex teeth, and in this state, the transverse supporting piece of the transverse displacement can transversely push the FPC flat cable connector together through the convex teeth, so that the FPC flat cable connector is enabled to completely extend into the flat cable slot, and the clamping locking of the FPC flat cable connector and the connector is ensured.
Fourthly, in the invention, the self-locking shell is designed in a two-section type pressing mode, the first section is in a half-pressing state, as shown in the figure, after the pressing and pushing part of the self-locking shell is pressed downwards, the self-locking shell is not pushed into the frame with the FPC wire connector, and the hooking part rotates downwards, the self-locking claw on the hooking part can move downwards to the position below the wire arranging slot;
after the jacking equipment moves up in the total pressure completion, the auto-lock shell moves up under the elastic action and restores the original state, the hooking part upwards rotates, the auto-lock hook claw at the front end of the hooking part upwards rotates into a locking clamping hole of a FPC (flexible printed circuit) cable joint, the auto-lock hook claw with a triangular structure can be locked with the FPC cable joint in a clamping way, meanwhile, the top of the auto-lock hook claw can protrude out of the top of the locking clamping hole of the FPC cable joint, a limiting effect is achieved on a transverse supporting sheet, the transverse supporting sheet is prevented from returning to the original position, a convex tooth strip at the bottom of the transverse supporting sheet is meshed with a strip-shaped concave groove at the top of the FPC cable joint, a reinforcing effect can be further achieved, and the stability of the FPC cable joint after being assembled with an FPC connector is improved.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a front view of the internal structure of a self-locking FPC connector according to the present invention;
FIG. 2 is a top view of a self-locking FPC connector of the present invention;
FIG. 3 is a diagram of a rubber housing base of the FPC connector of the present invention with a self-locking function;
FIG. 4 is a side view of the FPC wire connector pushing frame of the FPC connector of the present invention with self-locking function;
FIG. 5 is a bottom view of a male rack of a FPC connector according to the present invention;
FIG. 6 is a front view of a terminal of an FPC connector according to the present invention;
FIG. 7 is a front view of the FPC connector of the present invention in a half-pressed state;
fig. 8 is a front view of the FPC connector with a self-locking function in a full-pressure state according to the present invention.
Description of reference numerals:
1. the flexible printed circuit board comprises a wiring terminal, 11, a jacking portion, 2, a support foot seat, 3, a rubber shell base, 31, an adjusting hole, 32, a sliding groove, 33, a convex strip, 34, a flat cable slot, 4, an FPC cable connector pushing frame, 41, a convex tooth strip, 42, a sliding pushing piece, 43, a transverse supporting piece, 5, a self-locking shell, 51, a reinforcing supporting portion, 52, a hooking portion, 53, a pressing portion, 54, a shell body, 55, a self-locking claw, 6 and an FPC flat cable connector.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention provides an FPC connector with a self-locking function by improvement, as shown in fig. 1 to 8, including: glue shell base 3, the both sides of gluing shell base 3 are provided with binding post 1 and winding displacement slot 34 respectively, regulation hole 31 has been seted up on the gluey shell base 3, it advances frame 4 to slide to be provided with the FPC line joint in the regulation hole 31, and regulation hole 31 is linked together with the winding displacement slot 34 of gluing shell base 3 one side, and it advances frame 4 to slide to be provided with the FPC line joint in the regulation hole 31, one side top of gluing shell base 3 is provided with auto-lock shell 5, one side of auto-lock shell 5 is provided with presses and pushes away portion 53, the position that presses to push away portion 53 is corresponding with the position of regulation hole 31, and the structure that presses to push away portion 53 and the structure phase-match that the FPC line joint advances frame 4.
The pressing pushing part 53 of the self-locking shell 5 and the FPC wire joint pushing frame 4 are matched in structural design, the pressing pushing part 53 can push the FPC wire joint pushing frame 4 to be transversely pushed while pressing, the FPC wire joint pushing frame 4 can be pushed to the FPC wire joint 6 inserted into the rubber shell base 3 by utilizing the transverse movement of the FPC wire joint pushing frame 4, the effect of continuously pushing a section of distance forward to the inside of the wire inserting slot 34 of the rubber shell base 3 is achieved, the FPC wire joint 6 is enabled to be completely inserted into the wire inserting slot 34, the complete butt joint of the FPC wire joint 6 and an FPC connector is guaranteed, and the FPC wire joint 6 can be stably clamped and locked with the FPC connector.
One end of the wiring terminal 1 is clamped and inserted at one side of the rubber casing base 3, a plurality of wiring terminals 1 are arranged at equal intervals along the length direction of the rubber casing base 3, a pressing part 11 is arranged on the part of the wiring terminal 1 protruding out of the rubber casing base 3, and the pressing part 11 is of a V-shaped structure; the top pressure part 11 of the V-shaped structure has elastic supporting acting force with the downward direction, and the antenna end of the wiring terminal 1 is supported by the elastic supporting force, so that the antenna end of the wiring terminal 1 has more lasting downward resisting acting force, and the connection between the wiring terminal 1 and a circuit board is more stable.
Four corners of the bottom of the rubber casing base 3 are respectively provided with a support foot stand 2, and the support foot stand 2 and the rubber casing base 3 are of an integral structure; the support foot stool 2 can erect the rubber casing base 3, so that the self-locking shell 5 on the rubber casing base 3 has enough moving space after being pressed down.
The side walls of the two sides of the adjusting hole 31 are respectively provided with a sliding chute 32;
the FPC wire joint propulsion frame 4 comprises a sliding sheet 42, a transverse supporting sheet 43 and a convex rack 41, wherein two sides of the transverse supporting sheet 43 respectively extend into the sliding grooves 32 on two sides of the adjusting hole 31, the sliding sheet 42 is obliquely arranged at the top of the transverse supporting sheet 43, and the convex rack 41 is arranged at the bottom of the transverse supporting sheet 43;
the pressing and pushing part 53 is in a triangular structure, and the inclined surface at the lower side of the pressing and pushing part 53 is matched with the structure of the top surface of the sliding and pushing sheet 42;
an FPC (flexible printed circuit) flat cable connector 6 is inserted into a flat cable slot 34 on one side of the rubber shell base 3, a strip-shaped concave groove is formed in the top surface of the FPC flat cable connector 6, and the structure of the strip-shaped concave groove is matched with that of the convex tooth bar 41;
the sliding pushing piece 42 can synchronously slide transversely along the sliding groove 32 under the limitation of the transverse supporting piece 43, when the inclined plane of the pressing pushing part 53 is pressed down to be in contact with the inclined plane at the top of the sliding pushing piece 42, the sliding pushing piece 42 and the transverse supporting piece 43 can be pushed to move transversely, and when the FPC flat cable connector 6 is inserted into the rubber casing base 3, even if the FPC flat cable connector 6 is not completely arranged in the flat cable slot 34, the strip-shaped concave groove at the top of the FPC flat cable connector 6 can be meshed with the convex tooth strips 41, in this state, the transverse supporting piece 43 with transverse displacement can push the FPC flat cable connector 6 transversely together through the convex tooth strips 41, so that the FPC flat cable connector 6 is enabled to completely extend into the flat cable slot 34, and the clamping locking of the FPC flat cable connector 6 and a connector is ensured.
The two ends of the adjusting hole 31 relative to the rubber shell base 3 are respectively provided with one, and the number of the FPC wire joint pushing frame 4 and the number of the pressing parts 53 are arranged corresponding to the adjusting hole 31; with the structure, after the FPC flat cable connector 6 is inserted into the flat cable slot 34, the two ends can be locked and clamped, and the stability is improved.
The self-locking shell 5 comprises a hooking part 52, a pressing and pushing part 53 and a shell body 54, the shell body 54 is sleeved outside the rubber shell base 3, the shell body 54 is clamped and fixed with the rubber shell base 3, the pressing and pushing part 53 is positioned at two ends of one side of the top of the shell body 54, the hooking part 52 is positioned at the bottom of two ends of the shell body 54, the hooking part 52 is of an L-shaped structure, the hooking part 52 corresponds to the position of the adjusting hole 31, a self-locking claw 55 is arranged at one end, far away from the shell body 54, of the hooking part 52, and the self-locking claw 55 is triangular;
two ends of the FPC cable joint 6 are respectively provided with a locking clamping hole, and the structure of the locking clamping hole is matched with that of the self-locking claw 55;
the self-locking shell 5 is designed to be pressed downwards in two sections, the first section is in a half-pressing state, as shown in fig. 7, after the pressing and pushing part 53 of the self-locking shell 5 is pressed downwards, the self-locking hook claw 55 on the self-locking shell is not inserted into the FPC wire connector pushing frame 4, and the hooking part 52 rotates downwards, the self-locking hook claw 55 on the self-locking shell can move downwards to the lower part of the wire connector slot 34, the FPC wire connector 6 can be inserted into the wire connector slot 34 without the obstruction of the self-locking hook claw 55 in the half-pressing state, then the self-locking shell 5 is continuously pressed downwards to reach the full-pressing state, as shown in fig. 8, in the state, the pressing and pushing part 53 is in contact with the FPC wire connector pushing frame 4 and has a pushing effect on the FPC wire connector pushing frame 4, so that the FPC wire connector pushing frame 4 can push the FPC wire connector 6 inwards to the wire connector slot 34, and the connected FPC wire connector 6 is ensured to be in a stable butt joint;
after the jacking equipment moves upwards after full pressure is finished, the self-locking shell 5 moves upwards under the elastic action to restore the original state, the hooking part 52 rotates upwards, the self-locking claw 55 at the front end of the hooking part 52 rotates upwards into the locking clamping hole of the FPC flat cable connector 6, the self-locking claw 55 of the triangular structure can be locked with the FPC flat cable connector 6 in a clamping way, meanwhile, the top of the self-locking claw 55 can protrude out of the top of the locking clamping hole of the FPC flat cable connector 6, the transverse supporting sheet 43 is limited, the transverse supporting sheet 43 is prevented from returning to the original position, the convex tooth strips 41 at the bottom of the transverse supporting sheet 43 are meshed with the strip-shaped concave groove at the top of the FPC flat cable connector 6, the reinforcing effect can be further achieved, and the stability of the FPC flat cable connector 6 and an FPC connector after assembly is improved.
A reinforcing support part 51 is arranged at the lower side of the middle part of the outer shell 54, a V-shaped included angle is formed between the top of the reinforcing support part 51 and the bottom of the outer shell 54, and the bottom of the reinforcing support part 51 is propped against the top of the rubber shell base 3; the reinforcing support portion 51 can improve the elastic support of the outer shell 54, and facilitate the outer shell 54 to return to the original position after being pressed down.
The top of one side of the rubber shell base 3, which is far away from the self-locking shell 5, is provided with a convex strip 33, and the height of the convex strip 33 is not lower than the height of the top of the pressing and pushing part 53; the convex strips 33 can share the pressure above the self-locking shell 5 together, so that the self-locking shell 5 is prevented from being accidentally pressed down.
The raised strips 33 are distributed at equal intervals along the length direction of the rubber shell base 3, and the raised strips 33 and the rubber shell base 3 are of an integral structure; the integral type structure is more firm, and the mode that the equidistance distributes had both guaranteed the holding power, but material cost is practiced thrift again.
The working principle or the using method of the invention is as follows: the self-locking shell 5 is designed to be pressed downwards in two sections, the first section is in a half-pressing state, as shown in fig. 7, after the pressing and pushing part 53 of the self-locking shell 5 is pressed downwards, the self-locking hook claw 55 on the self-locking shell is not inserted into the FPC wire connector pushing frame 4, and the hooking part 52 rotates downwards, the self-locking hook claw 55 on the self-locking shell can move downwards to the lower part of the wire connector slot 34, the FPC wire connector 6 can be inserted into the wire connector slot 34 without the obstruction of the self-locking hook claw 55 in the half-pressing state, then the self-locking shell 5 is continuously pressed downwards to reach the full-pressing state, as shown in fig. 8, in the state, the pressing and pushing part 53 is in contact with the FPC wire connector pushing frame 4 and has a pushing effect on the FPC wire connector pushing frame 4, so that the FPC wire connector pushing frame 4 can push the FPC wire connector 6 inwards to the wire connector slot 34, and the connected FPC wire connector 6 is ensured to be in a stable butt joint;
during production, the self-locking shell 5 is pressed downwards to be in a half-pressing state by the pressing device, then the FPC flat cable connector 6 is inserted into the flat cable slot 34, and then the pressing device continues to press downwards to enable the self-locking shell 5 to be in a full-pressing state;
in the process that the self-locking shell 5 is pressed, as the sliding and pushing piece 42 of the FPC wire joint pushing frame 4 can synchronously slide transversely along the sliding groove 32 under the limitation of the transverse supporting piece 43, when the inclined plane of the pressing and pushing part 53 is pressed downwards to be in contact with the inclined plane at the top of the sliding and pushing piece 42, the sliding and pushing piece 42 and the transverse supporting piece 43 can be pushed to move transversely, after the FPC wire joint 6 is inserted into the wire slot 34 of the rubber shell base 3, even if the FPC wire joint 6 is not completely inserted into the wire slot 34, the strip-shaped concave groove at the top of the FPC wire joint 6 can be meshed with the convex tooth bar 41, at the moment, the transverse supporting piece 43 which moves transversely can push the FPC wire joint 6 together transversely through the convex tooth bar 41, so that the FPC wire joint 6 is completely inserted into the wire slot 34, and the clamping and locking of the FPC wire joint 6 and the FPC connector are ensured;
when the jacking equipment moves upwards after full pressure is completed, the self-locking shell 5 moves upwards under the elastic action to restore the original state, the hooking part 52 rotates upwards, the self-locking claw 55 at the front end of the hooking part 52 rotates upwards into the locking and clamping hole of the FPC flat cable connector 6, the FPC flat cable connector 6 and the FPC connector are locked in a clamping manner, meanwhile, the top of the self-locking claw 55 can protrude out of the top of the locking and clamping hole of the FPC flat cable connector 6, the transverse supporting sheet 43 is limited, the transverse supporting sheet 43 is prevented from being restored to the original position, the convex tooth strips 41 at the bottom of the transverse supporting sheet 43 are meshed and connected with the strip-shaped concave grooves at the top of the FPC flat cable connector 6, the reinforcing effect can be further achieved, and the stability of the assembled FPC flat cable connector 6 and the FPC connector is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A self-locking FPC connector comprises: the cable connector comprises a rubber casing base (3), wherein both sides of the rubber casing base (3) are respectively provided with a wiring terminal (1) and a cable insertion slot (34), and the cable connector is characterized in that an adjusting hole (31) is formed in the rubber casing base (3), an FPC cable connector pushing frame (4) is arranged in the adjusting hole (31) in a sliding mode, the adjusting hole (31) is communicated with the cable insertion slot (34) on one side of the rubber casing base (3), a self-locking shell (5) is arranged at the top of one side of the rubber casing base (3), a pressing and pushing part (53) is arranged on one side of the self-locking shell (5), and the position of the pressing and pushing part (53) corresponds to the position of the adjusting hole (31);
sliding grooves (32) are respectively formed in the side walls of the two sides of the adjusting hole (31);
the FPC flat cable joint pushing frame (4) comprises a sliding and pushing piece (42), a transverse supporting piece (43) and a convex rack (41), wherein two sides of the transverse supporting piece (43) extend into sliding grooves (32) on two sides of the adjusting hole (31) respectively, the sliding and pushing piece (42) is obliquely arranged at the top of the transverse supporting piece (43), and the convex rack (41) is arranged at the bottom of the transverse supporting piece (43);
the pressing and pushing part (53) is of a triangular structure, and the inclined surface on the lower side of the pressing and pushing part (53) is matched with the structure of the top surface of the sliding and pushing piece (42);
an FPC (flexible printed circuit) cable connector (6) is inserted into a cable slot (34) on one side of the rubber shell base (3), a strip-shaped concave groove is formed in the top surface of the FPC cable connector (6), and the structure of the strip-shaped concave groove is matched with that of the convex rack (41);
the self-locking shell (5) comprises a hooking part (52), a pressing and pushing part (53) and a shell body (54), the shell body (54) is sleeved outside the rubber shell base (3), the shell body (54) is fixedly clamped with the rubber shell base (3), the pressing and pushing part (53) is positioned at two ends of one side of the top of the shell body (54), the hooking part (52) is positioned at the bottom of two ends of the shell body (54), the hooking part (52) is of an L-shaped structure, the hooking part (52) corresponds to the adjusting hole (31), a self-locking claw (55) is arranged at one end, far away from the shell body (54), of the hooking part (52), and the self-locking claw (55) is triangular;
two ends of the FPC flat cable connector (6) are respectively provided with a locking clamping hole, and the structure of the locking clamping hole is matched with that of the self-locking claw (55).
2. The FPC connector of a self-locking function according to claim 1, wherein: one end of the wiring terminal (1) is clamped and inserted into one side of the rubber casing base (3), the wiring terminal (1) is arranged at equal intervals along the length direction of the rubber casing base (3), a plurality of pressing parts (11) are arranged on the parts, protruding out of the rubber casing base (3), of the wiring terminal (1), and the pressing parts (11) are of a V-shaped structure.
3. The FPC connector of a self-locking function according to claim 1, wherein: the support foot seats (2) are respectively arranged at four corners of the bottom of the rubber shell base (3), and the support foot seats (2) and the rubber shell base (3) are of an integrated structure.
4. The FPC connector of a self-locking function according to claim 1, wherein: the two ends of the adjusting hole (31) relative to the rubber shell base (3) are respectively provided with one, and the number of the FPC flat cable connector pushing frame (4) and the number of the pressing and pushing parts (53) are arranged corresponding to the adjusting hole (31).
5. The FPC connector of a self-locking function according to claim 1, wherein: the lower side in the middle of the outer shell (54) is provided with a reinforcing support part (51), a V-shaped included angle is formed between the top of the reinforcing support part (51) and the bottom of the outer shell (54), and the bottom of the reinforcing support part (51) is pressed against the top of the rubber shell base (3).
6. The FPC connector of a self-locking function according to claim 1, wherein: the top of one side, away from the self-locking shell (5), of the rubber shell base (3) is provided with a convex strip (33), and the height of the convex strip (33) is not lower than the top height of the pressing and pushing portion (53).
7. The FPC connector of a self-locking function according to claim 6, wherein: the raised strips (33) are distributed along the length direction of the rubber shell base (3) at equal intervals, and the raised strips (33) and the rubber shell base (3) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483543.3A CN113193431B (en) | 2021-04-30 | 2021-04-30 | FPC connector with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483543.3A CN113193431B (en) | 2021-04-30 | 2021-04-30 | FPC connector with self-locking function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113193431A CN113193431A (en) | 2021-07-30 |
| CN113193431B true CN113193431B (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110483543.3A Active CN113193431B (en) | 2021-04-30 | 2021-04-30 | FPC connector with self-locking function |
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| Country | Link |
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| CN (1) | CN113193431B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024150764A1 (en) * | 2023-01-13 | 2024-07-18 | 株式会社フジクラ | Electrical connector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7044773B2 (en) * | 2002-08-01 | 2006-05-16 | Ddk Ltd. | Connector |
| JP5018620B2 (en) * | 2008-04-25 | 2012-09-05 | オムロン株式会社 | connector |
| JP6215042B2 (en) * | 2013-12-24 | 2017-10-18 | 日本航空電子工業株式会社 | Electrical connector |
| CN204696063U (en) * | 2015-06-18 | 2015-10-07 | 上海永继电气股份有限公司 | Wink streaming current adjustable breaker |
| JP6887666B2 (en) * | 2017-03-24 | 2021-06-16 | 日本圧着端子製造株式会社 | Electrical connector |
| CN107404023A (en) * | 2017-08-07 | 2017-11-28 | 惠州市奥罗拉科技有限公司 | A kind of self-locking FPC connector |
| CN110797690A (en) * | 2018-08-01 | 2020-02-14 | 昆山德朋电子科技有限公司 | Flexible circuit board electric connector |
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2021
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| Publication number | Publication date |
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| CN113193431A (en) | 2021-07-30 |
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