CN112952422B - Wire end connector and connector assembly - Google Patents
Wire end connector and connector assembly Download PDFInfo
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- CN112952422B CN112952422B CN202110138147.7A CN202110138147A CN112952422B CN 112952422 B CN112952422 B CN 112952422B CN 202110138147 A CN202110138147 A CN 202110138147A CN 112952422 B CN112952422 B CN 112952422B
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- pair
- end connector
- locking
- lock
- insulating
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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
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/75—Coupling devices for rigid printing circuits or like structures connecting to cables except for flat or ribbon cables
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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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A wire end connector and a connector assembly, the wire end connector comprises an insulating main body, a first terminal, a cable, a locking piece and a drawstring assembly; the insulation main body is internally provided with a containing cavity, the first terminal is arranged in the containing cavity, and the cable is electrically connected with the first terminal; the latch comprises at least one pair of latch bolts arranged on two sides of the inside of the insulating main body, and the latch bolts can be ejected out of two sides of the insulating main body or retract into the insulating main body under the action of the drawstring component. The line end connector can reduce the overall height of the product, is suitable for a low connector structure, has smaller gap and tolerance between the locking piece and the matching end, has small contact stroke of the product terminal and good reliability of the locking structure.
Description
Technical Field
The invention belongs to the technical field of connectors, and particularly relates to a wire end connector and a connector assembly.
Background
The board end connector and the line end connector are usually locked by structures such as a clamping hook, and in the existing connector, the clamping hook is relatively large in size, is relatively suitable for a scene with high and large product size, has relatively large requirements on the gap between the clamping hook and the matched position and tolerance, requires large contact formation of terminals of the product, and is not beneficial to the installation requirement of a low space. Accordingly, there is a need for a connector assembly that has a reliable latch structure and that can be adapted for use with low-profile connectors.
Disclosure of Invention
The invention aims to provide a wire end connector and a connector assembly, which can have a reliable locking structure and can be suitable for a low connector.
In order to achieve the above object, the present invention provides a wire end connector including an insulating body, a first terminal, a cable, a locking piece, and a pull tape assembly;
the insulation main body is internally provided with a containing cavity, the first terminal is arranged in the containing cavity, and the cable is electrically connected with the first terminal;
the locking piece comprises at least one pair of lock tongues arranged on two sides of the inside of the insulating main body, and the lock tongues can be ejected out of two sides of the insulating main body or retract into the insulating main body under the action of the drawstring component.
Preferably, the latch assembly further comprises an elastic connecting assembly, and two ends of the elastic connecting assembly are respectively connected with at least one pair of the lock tongues.
Preferably, the elastic connection assembly comprises an elastic element, and two ends of the elastic element are respectively connected with at least one pair of the lock tongues.
Preferably, the elastic connection assembly comprises a fixing piece and a pair of elastic elements, wherein the fixing piece is arranged between the pair of elastic elements, and two ends of each elastic element are respectively connected with the lock tongue on one side of the insulating main body and one end of the fixing piece.
Preferably, the pull-strap assembly includes a pulling member that cooperates with at least one pair of the locking tabs to move the at least one pair of locking tabs axially toward each other to retract the locking tabs within the insulating body.
Preferably, the lock bolts are cylindrical, and the outer wall of each lock bolt is provided with an extension part extending along the direction perpendicular to the axial direction of the lock bolt.
Preferably, the pulling piece comprises a connecting plate and a pair of actuating blocks arranged at two ends of the connecting plate, the connecting plate is arranged above the lock tongue, and the surfaces of the actuating blocks are in contact fit with the protruding parts;
the pair of actuating blocks can drive at least one pair of lock bolts to move in opposite directions, so that the lock bolts retract into the lock holes of the insulating main body.
Preferably, the protruding part is a wedge, the inclined plane of the protruding part faces to the outer side of the insulating main body, and the actuating block is a cuboid or a wedge;
when the pulling piece moves perpendicular to the axial direction of the lock tongue, the pair of actuating blocks drive at least one pair of lock tongues to move in opposite directions through the inclined plane.
Preferably, the actuating blocks are wedge-shaped bodies, inclined surfaces of a pair of actuating blocks are arranged in opposite directions, and the protruding parts are cuboid or wedge-shaped bodies;
when the pulling piece moves perpendicular to the axial direction of the lock tongue, the pair of actuating blocks drive at least one pair of lock tongues to move in opposite directions through the inclined plane.
Preferably, the protruding portion and/or the actuating block are wedge-shaped bodies, and when the pulling member is pressed downwards, the protruding portions of at least one pair of the locking bolts are pressed by a pair of the actuating blocks, so that the locking bolts move towards each other to retract into the insulating main body.
Preferably, the pull strap assembly further comprises a pull strap connected to the pull member.
Preferably, a drawstring hole is provided on a side of the connection plate of the pulling member opposite to the pair of actuating blocks, and the drawstring is connected to the drawstring hole.
Preferably, the pull strap is integrally formed with the pull member.
Preferably, the top surface of the pulling member is provided with a boss, and pulling the boss can enable the pulling member to move along the axial direction perpendicular to the lock tongue.
Preferably, the top surface of the insulating main body is provided with a locking groove, the locking piece and the pulling piece are arranged in the locking groove, and the locking piece is arranged below the pulling piece.
Preferably, two side walls of the locking groove are provided with clamping grooves, two ends of the connecting plate are provided with strip-shaped protrusions, and the strip-shaped protrusions are clamped in the clamping grooves.
Preferably, the front end of the locking groove is provided with a limiting boss, and at least one pair of locking bolts are respectively positioned at two sides of the limiting boss;
the top of the limit boss is provided with an installation groove, and a limit block is arranged in the installation groove;
and a notch is arranged on the connecting plate and between the pair of actuating blocks, and the limiting block can be clamped in the notch.
Preferably, both sides of the insulating main body are provided with lock holes and guide convex ribs which are obliquely arranged on the bottom surface of the insulating main body, and the lock tongue can pop out from the lock holes.
Preferably, the first terminal includes a plurality of rows of first terminal units, the accommodating cavity is penetrated from the top surface to the bottom surface of the insulating body, the plurality of rows of first terminal units are positioned in the accommodating cavity, one end of the cable is electrically connected to the plurality of rows of first terminal units, and the other end of the cable is positioned outside the insulating body.
The invention also provides a connector assembly comprising the line terminal connector.
Preferably, the connector assembly further comprises a board end connector, wherein the board end connector comprises an insulating shell and a second terminal arranged in the insulating shell, and lock tongue holes are formed in two sides of the insulating shell;
when the wire end connector is plugged into the board end connector, the second terminal is electrically connected with the first terminal, and the lock tongue can be ejected outwards from the insulating main body and inserted into the lock tongue hole.
Preferably, the connector assembly further comprises a golden finger of a system main board and a fixing frame, wherein the bottom end of the fixing frame is connected to the system main board, and butt joint lock tongue holes are formed in two sides of the fixing frame;
when the line end connector is inserted into the system main board, the multiple rows of first terminals are electrically connected to the golden fingers, and the insulating main body is matched and fixed with the fixing frame.
The invention relates to a wire end connector, which has the beneficial effects that: the whole height of the product can be reduced, the connector is suitable for a low connector structure, the gap and tolerance between the locking piece and the matching end are small, the contact stroke of the product terminal is small, and the reliability of the locking structure is good.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular descriptions of exemplary embodiments of the invention as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the invention.
FIG. 1 illustrates an exploded schematic view of a line end connector of an exemplary embodiment of the present invention;
FIG. 2 illustrates a mid-bolt mounting position schematic of a line-end connector of an exemplary embodiment of the present invention;
fig. 3 is a schematic view showing the structure of a latch member in a line-end connector according to an exemplary embodiment of the present invention;
fig. 4 is a schematic view showing the structure of a latch member in a line end connector according to another exemplary embodiment of the present invention;
FIG. 5 illustrates a schematic structural view of an exemplary connector assembly of the present invention;
FIG. 6 illustrates a schematic view of the board end connector in an exemplary connector assembly of the present invention;
fig. 7 shows a schematic structural view of another exemplary connector assembly of the present invention.
Reference numerals illustrate:
1. the insulating main body, 11, the locating hole, 12, the lockhole, 13, the direction protruding rib, 14, the hasp groove, 15, the joint groove, 16, the bolt groove, 17, the stopper, 18, the spacing boss, 2, first terminal, 3, the cable, 4, the hasp piece, 41, the bolt, 411, the extension, 42, the elastic element, 5, the drawstring subassembly, 51, the pulling piece, 511, the actuation piece, 512, the connecting plate, 52, the drawstring, 6, the board end connector, 61, the insulating housing, 611, the bolt hole, 612, the guide slot, 62, the second terminal, 7, the system main board, 71, the mount.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the preferred embodiments of the present invention are described below, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In order to solve the problems existing in the prior art, the invention provides a wire end connector, which comprises an insulating main body, a first terminal, a cable, a locking piece and a drawstring component;
the insulation main body is internally provided with a containing cavity, the first terminal is arranged in the containing cavity, and the cable is electrically connected with the first terminal;
the latch comprises at least one pair of latch bolts arranged on two sides of the inside of the insulating main body, and the latch bolts can be ejected out of two sides of the insulating main body or retract into the insulating main body under the action of the drawstring component.
The line end connector can reduce the overall height of the product, is suitable for a low connector structure, has smaller gap and tolerance between the locking piece and the matching end, has small contact stroke of the product terminal and good reliability of the locking structure.
Preferably, the latch further includes an elastic connection assembly, and two ends of the elastic connection assembly are respectively connected to at least one pair of bolts.
Preferably, the elastic connecting assembly comprises an elastic element, and two ends of the elastic element are respectively connected with at least one pair of lock tongues.
The number of the lock bolts is determined according to actual requirements, the lock bolts can be set into a pair of lock bolts or a plurality of pairs of lock bolts, and when the lock catch assembly is provided with the pair of lock bolts, the two ends of the elastic connecting assembly are respectively connected with the pair of lock bolts; when the latch assembly is provided with a plurality of pairs of latches, the latches positioned on one side of the insulating main body are connected into a whole through the connecting piece, and two ends of the elastic connecting assembly are respectively connected with the connecting pieces positioned on two sides of the insulating main body, so that the plurality of pairs of latches are elastically and symmetrically connected.
Preferably, the elastic connection assembly comprises a fixing piece and a pair of elastic elements, wherein the fixing piece is arranged between the pair of elastic elements, and two ends of each elastic element are respectively connected with the lock tongue on one side of the insulating main body and one end of the fixing piece.
Optionally, the elastic element is a spring, a shrapnel or other parts with elastic function.
Preferably, at least one pair of locking bolts is provided with a connecting column at one end opposite to the locking bolts, and two ends of the elastic element are sleeved on the connecting column.
Preferably, the strap assembly includes a pulling member that cooperates with the at least one pair of locking tabs to move the at least one pair of locking tabs axially toward each other to retract the locking tabs within the insulating body.
Preferably, the bolts are cylindrical, and the outer wall of each bolt is provided with an extension part extending along the direction perpendicular to the axial direction of the bolt. The axial direction of the lock tongue is consistent with the movement direction of the lock tongue
Preferably, the pulling piece comprises a connecting plate and a pair of actuating blocks arranged at two ends of the connecting plate, the connecting plate is arranged above the lock tongue, and the surfaces of the actuating blocks are in contact fit with the extending parts;
when the pulling piece moves perpendicular to the axial direction of the lock tongue, the pair of actuating blocks can drive at least one pair of lock tongues to move in opposite directions, so that the lock tongue is retracted into the lock hole of the insulating main body.
Preferably, the extending part is a wedge-shaped body, the inclined surface of the extending part faces the outer side of the insulating main body, and the actuating block is a cuboid or a wedge-shaped body;
when the pulling piece moves perpendicular to the axial direction of the lock tongue, the pair of actuating blocks drive at least one pair of lock tongues to move in opposite directions through the inclined plane.
The actuating block of the pulling piece slides along the inclined plane of the extending part and provides opposite acting force for the extending part, and at least one pair of lock bolts are driven by the acting force to move and retract in opposite directions, so that the unlocking process of the product is completed.
Preferably, the actuating blocks are wedge-shaped bodies, inclined surfaces of the pair of actuating blocks are arranged in opposite directions, and the extending parts are cuboid or wedge-shaped bodies;
when the pulling piece moves perpendicular to the axial direction of the lock tongue, the pair of actuating blocks drive the pair of lock tongues to move in opposite directions through the inclined planes.
Preferably, the extending part and/or the actuating block is a wedge body, the actuating block is arranged at the outer side of the extending part, and when the pulling piece is pressed downwards, the extending part of at least one pair of lock bolts is extruded by the pair of actuating blocks, so that the lock bolts move towards each other to retract into the insulating main body.
Preferably, the drawstring assembly further comprises a drawstring coupled to the pulling member.
Preferably, a pull strap hole is formed in a side, opposite to the pair of actuating blocks, of the connecting plate of the pulling piece, and the pull strap is connected to the pull strap hole. One end of the drawstring is connected to the edge of the drawstring hole in a closed loop.
Preferably, the pull strap is integrally formed with the pull member.
Preferably, the top surface of the pulling member is provided with a boss, and the pulling boss can enable the pulling member to move perpendicular to the axial direction of the lock tongue.
Preferably, the top surface of the insulating main body is provided with a locking groove, the locking piece and the pulling piece are arranged in the locking groove, and the locking piece is arranged below the pulling piece.
Preferably, two side walls of the locking groove are provided with clamping grooves, two ends of the connecting plate are provided with strip-shaped protrusions, and the strip-shaped protrusions are clamped in the clamping grooves. The clamping groove is used for limiting the pulling piece, avoiding separating when pulling, simultaneously providing a chute when pulling the pulling piece, and two ends of the connecting plate slide along the clamping groove, and the sliding distance is matched with the locking stroke of the lock tongue.
Preferably, the bottom surface in hasp groove is equipped with the spring bolt groove of n type, including blind end and a pair of end that stretches out, the blind end in lock tongue groove is located to a pair of spring bolt, and in the end was all located to the actuation piece of stretching out portion and pulling piece of spring bolt, the front end face of stretching out the end towards insulating main part, the blind end in lock tongue groove is the arc, the appearance that is adapted to the spring bolt. The locking tongue groove and the locking groove are arranged in a step shape, so that the connection of all the components is facilitated.
Preferably, the front end of the locking groove is provided with a limiting boss, and at least one pair of lock bolts are respectively positioned at two sides of the limiting boss;
the top of the boss is provided with a mounting groove, and a limiting block is arranged in the mounting groove;
the connecting plate and the pair of actuating blocks are provided with gaps, and the limiting blocks can be clamped in the gaps so as to limit the movement distance of the pulling piece and avoid falling off.
Preferably, both sides of the insulating main body are provided with lock holes and guide convex ribs which are obliquely arranged on the bottom surface of the insulating main body, and the lock tongue can pop up from the lock holes.
Preferably, the first terminal includes a plurality of rows of first terminal units, the accommodating cavity is penetrated from the top surface to the bottom surface of the insulating body, the plurality of rows of first terminal units are located in the accommodating cavity, one end of the cable is electrically connected to the plurality of rows of first terminal units, and the other end of the cable is disposed outside the insulating body.
The invention also provides a connector assembly comprising the line terminal connector.
Preferably, the connector assembly further comprises a board end connector, wherein the board end connector comprises an insulating shell and a second terminal arranged in the insulating shell, and two sides of the insulating shell are provided with lock tongue holes;
when the wire end connector is plugged into the board end connector, the second terminal is electrically connected with the first terminal, and the lock tongue can be ejected outwards from the insulating main body and inserted into the lock tongue hole. The bottom of first terminal protrudes in the bottom surface of insulating main part for contact connection with the top of second terminal, the bottom of second terminal is connected in the installation mainboard through welding electricity.
A pair of side surfaces of the insulating shell are provided with guide grooves, when the wire end connector is inserted into the board end connector, the bottom end of the first terminal is in contact connection with the top end of the second terminal, and the guide convex ribs of the insulating body are inserted into the guide grooves.
Preferably, the connector assembly further comprises a golden finger of the system main board and a fixing frame, wherein the bottom end of the fixing frame is connected to the system main board, and butt joint lock tongue holes are formed in two sides of the fixing frame;
when the line end connector is inserted into the system main board, the multiple rows of first terminals are electrically connected with the golden fingers, the insulating main body is matched and fixed with the fixing frame, and the lock tongue can be outwards ejected from the insulating main body and inserted into the butt joint lock tongue hole.
Preferably, the mount is frame structure, and the bottom is pegged graft in the system motherboard, and both sides are equipped with the butt joint guide way, and during the grafting, insulating main part inserts in the mount, and insulating main part's direction protruding muscle is pegged graft and is located in the butt joint guide way, and the spring bolt can the joint in butt joint spring bolt hole.
Example 1
As shown in fig. 1 to 3, the present invention provides a wire end connector including an insulating body 1, a first terminal 2 group, a cable 3, a latch 4, and a pull-strap assembly 5;
the insulation main body 1 is internally provided with a containing cavity, the first terminal 2 is arranged in the containing cavity, and the cable 3 is electrically connected with the first terminal 2;
the locking piece 4 comprises at least one pair of locking bolts 41 arranged on two sides of the inside of the insulating main body 1, and the at least one pair of locking bolts 41 can be ejected from two sides of the insulating main body 1 or can be retracted into the insulating main body 1 under the action of the drawstring assembly 5.
In this embodiment, the latch assembly 4 further includes an elastic connection assembly, and two ends of the elastic connection assembly are respectively connected to at least one pair of locking bolts 41. The elastic connection assembly includes an elastic element 42, and two ends of the elastic element 42 are respectively connected to at least one pair of locking tongues 41.
Alternatively, the elastic element 42 is a spring.
In this embodiment, the latch assembly 4 has a pair of latch bolts 41, and two ends of the elastic connection assembly are respectively connected to the pair of latch bolts 41.
The opposite ends of the pair of bolts 41 are provided with connecting posts, and the two ends of the elastic element 42 are sleeved on the connecting posts.
The drawstring assembly 5 includes a pulling member 51, and the pulling member 51 cooperates with the pair of locking bolts 41 to drive the pair of locking bolts 41 to move in opposite directions, so that the pair of locking bolts 41 retract into the insulating body 1.
The bolts 41 are cylindrical, and the outer wall of each bolt 41 is provided with a protruding portion 411 extending in a direction perpendicular to the axial direction of the bolt 41.
The pulling member 51 comprises a connecting plate 512 and a pair of actuating blocks 511 arranged at two ends of the connecting plate 512, the connecting plate 512 is arranged above the lock tongue 41, and the surfaces of the actuating blocks 511 are in contact fit with the protruding parts 411;
when the pulling member 51 moves perpendicular to the axial direction of the locking bolt 41, the pair of actuating blocks 511 can drive the pair of locking bolts 41 to move in opposite directions, so that the pair of locking bolts 41 retract into the locking hole 11 of the insulating body 1.
The protruding part 411 is a wedge-shaped body, the inclined surface of the protruding part faces the outer side of the insulating main body 1, and the actuating block 511 is a cuboid;
when the pulling member 51 moves perpendicular to the axial direction of the locking tongue 41, the pair of actuating blocks 511 drive the pair of locking tongues 41 to move toward each other through the inclined surfaces.
The actuating block 511 of the pulling member 51 slides along the inclined surface of the protruding portion 411, and provides opposite acting force to the protruding portion 411, and the pair of locking bolts 41 are driven by the acting force to move and retract in opposite directions, so that the product unlocking process is completed.
The actuating block 511 of the pulling member 51 slides along the inclined surface of the protruding portion 411, and provides opposite acting force to the protruding portion 411, and the pair of locking bolts 41 are driven by the acting force to move and retract in opposite directions, so that the product unlocking process is completed.
In this embodiment, the drawstring assembly 5 further includes a drawstring 52, the drawstring 52 being connected to the pulling member 51. The connecting plate 512 of the pulling member 51 is provided with a draw-strap hole on a side opposite to the pair of operating blocks 511, and the draw strap 52 is connected to the draw-strap hole. One end of the drawstring 52 is attached to the edge of the drawstring aperture in a closed loop.
The top surface of the insulating main body 1 is provided with a locking groove 14, the locking piece 4 and the pulling piece 51 are arranged in the locking groove 14, and the locking piece 4 is arranged below the pulling piece 51. The two side walls of the locking groove 14 are provided with clamping grooves 15, the two ends of the connecting plate 512 are provided with strip-shaped protrusions, and the strip-shaped protrusions are clamped in the clamping grooves 15.
In this embodiment, the bottom surface of the latch slot 14 is provided with an n-type latch slot 16, which includes a closed end and a pair of protruding ends, the pair of latches 41 are disposed at the closed end of the latch slot 16, the protruding portion 411 of the latch 41 and the actuating block 511 of the pulling member 51 are disposed in the protruding ends, the protruding ends face the front end surface of the insulating body 1, and the closed end of the latch slot 16 is arc-shaped and is adapted to the shape of the latch 41. The latch groove 16 and the latch groove 14 are arranged in a step shape.
In this embodiment, the front end of the locking groove 14 is provided with a limiting boss 18, and a pair of locking bolts 41 are respectively located at two sides of the limiting boss 18;
the top of the limit boss 18 is provided with a mounting groove, and a limit block 17 is arranged in the mounting groove;
a gap is provided between the pair of actuating blocks 511 and on the connecting plate 512, and the limiting block 17 can be clamped in the gap to limit the movement distance of the pulling member 51 so as to avoid falling out.
The insulating main body 1 is provided with a lock hole 11 and a guide rib 13 inclined to the bottom surface of the insulating main body 1, and the lock tongue 41 can be ejected from the lock hole 11.
The first terminal 2 includes a plurality of rows of first terminal units, the accommodation chamber is penetrated from the top surface to the bottom surface of the insulating body 1, the plurality of rows of first terminal units are located in the accommodation chamber, one end of the cable 3 is electrically connected to the plurality of rows of first terminal units, and the other end of the cable is disposed outside the insulating body 1.
Example 2
The line end connector according to embodiment 2 is different from embodiment 1 in that,
in the present embodiment, the elastic connection assembly includes a fixing member and a pair of elastic members 42, the fixing member is disposed between the pair of elastic members 42, and both ends of each elastic member 42 are respectively connected to the latch 41 on one side of the insulating body 1 and one end of the fixing member.
Example 3
As shown in fig. 4, the line terminal connector according to embodiment 3 is different from embodiment 1 in that,
in this embodiment, the actuating blocks 511 are wedge-shaped, the inclined surfaces of a pair of actuating blocks 511 are disposed opposite to each other, and the protruding portion 411 is rectangular;
when the pulling member 51 moves perpendicular to the axial direction of the locking bolt 41, the pair of actuating blocks 511 drive the pair of locking bolts 41 to move in opposite directions through the inclined surfaces.
Preferably, the top surface of the pulling member 51 is provided with a boss, which enables the pulling member 51 to move perpendicular to the axial direction of the locking tongue 41.
Example 4
The line end connector according to embodiment 3 is different from embodiment 1 in that,
in this embodiment, the protruding portion 411 and the actuating block 511 are wedge-shaped bodies, the actuating block 511 is disposed outside the protruding portion 411, and when the pulling member 51 is pressed downward, the pair of actuating blocks 511 press the protruding portions 411 of the pair of locking tongues 41, so that the locking tongues 41 move toward each other to retract into the insulating body 1.
Example 5
The line end connector according to embodiment 5 is different from embodiment 1 in that,
the latch assembly 4 has two pairs of latch bolts 41, and the two latch bolts 41 located at one side of the insulating main body 1 are connected into a whole through a connecting piece, and two ends of the elastic connecting assembly are respectively connected to the connecting pieces located at two sides of the insulating main body, so that the two pairs of latch bolts 41 are elastically and symmetrically connected. The opposite end of the connecting piece is provided with a connecting column, and the two ends of the elastic element 42 are sleeved on the connecting column. The pulling member 51 cooperates with the connecting member to drive the two pairs of locking bolts 41 to move in opposite directions in the axial direction, so that the locking bolts 41 retract into the insulating body 1.
Example 6
As shown in fig. 5 and 6, the present invention provides a connector assembly including the line terminal connector of embodiment 1.
In the present embodiment, the connector assembly further includes a board end connector 6, the board end connector 6 includes an insulating housing 61 and a second terminal 62 disposed in the insulating housing 61, and latch holes 611 are formed on both sides of the insulating housing 61;
when the line-end connector is plugged into the board-end connector 6, the second terminal 62 is electrically connected to the first terminal 2, and the latch 41 can be ejected outward from the insulating body 1 and inserted into the latch hole 611. The bottom end of the first terminal 2 protrudes from the bottom surface of the insulating body for contact connection with the top end of the second terminal 62, and the bottom end of the second terminal 62 is electrically connected to the mounting motherboard by soldering.
The insulating housing 61 is provided with a pair of side surfaces with guide grooves 612, and when the line-end connector is plugged into the board-end connector 6, the bottom ends of the first terminals 2 are in contact connection with the top ends of the second terminals 62, and the guide ribs 13 of the insulating body 1 are plugged into the guide grooves 612.
Example 7
As shown in fig. 7, the connector assembly according to embodiment 7 is different from embodiment 6 in that,
in this embodiment, the connector assembly further includes a golden finger of the system motherboard 7 and a fixing frame 71, the bottom end of the fixing frame 71 is connected to the system motherboard 7, and two sides of the fixing frame 71 are provided with butt joint latch bolt holes;
when the line-end connector is plugged into the system main board 7, the multiple rows of first terminals 2 are electrically connected to the golden fingers, the insulating main body 1 is matched and fixed with the fixing frame 71, and the lock tongue 41 can be ejected outwards from the insulating main body 1 and inserted into the butt-joint lock tongue hole.
The mount 71 is frame structure, and the bottom is pegged graft in system motherboard 7, and both sides are equipped with the butt joint guide way, and during the grafting, insulating main part 1 inserts in the mount 71, and the direction bead 13 of insulating main part 1 inserts and locates in the butt joint guide way, and spring bolt 41 can the joint in butt joint spring bolt hole.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (20)
1. A wire end connector, characterized in that the wire end connector comprises an insulating body (1), a first terminal (2), a cable (3), a locking piece (4) and a drawstring assembly (5);
the insulation main body is internally provided with a containing cavity, the first terminal (2) is arranged in the containing cavity, and the cable (3) is electrically connected with the first terminal (2);
the locking piece (4) comprises at least one pair of locking bolts (41) arranged on two sides of the inside of the insulating main body (1), and the locking bolts (41) can be ejected from two sides of the insulating main body (1) or can be retracted into the insulating main body (1) under the action of the drawstring component (5);
the lock bolts (41) are cylindrical, and an extension part (411) extending along the direction perpendicular to the axial direction of each lock bolt (41) is arranged on the outer wall of each lock bolt (41);
the drawstring assembly (5) comprises a pulling piece (51), the pulling piece (51) comprises a connecting plate (512) and a pair of actuating blocks (511) arranged at two ends of the connecting plate (512), the connecting plate (512) is arranged above the lock tongue (41), and the surfaces of the actuating blocks (511) are in contact fit with the protruding parts (411);
the pair of actuating blocks (511) can drive at least one pair of lock bolts (41) to move towards each other, so that the lock bolts (41) retract into the insulating main body (1).
2. The line end connector according to claim 1, wherein the locker (4) further comprises an elastic coupling assembly, both ends of which are respectively coupled to at least one pair of the locking tongues (41).
3. The line end connector according to claim 2, wherein the elastic connection assembly includes an elastic member (42), and both ends of the elastic member (42) are respectively connected to at least one pair of the locking tongues (41).
4. The line end connector according to claim 2, wherein the elastic connection assembly includes a fixing member and a pair of elastic members (42), the fixing member being provided between the pair of elastic members (42), both ends of each elastic member (42) being respectively connected to the latch (41) on one side of the insulating body (1) and one end of the fixing member.
5. A wire end connector according to claim 3, wherein the pulling member (51) cooperates with at least one pair of the locking tongues (41) to move the at least one pair of locking tongues (41) axially towards each other to retract the locking tongues (41) into the insulating body (1).
6. The line end connector according to claim 1, characterized in that the protruding portion (411) is a wedge, the inclined surface of the protruding portion (411) faces the outside of the insulating body (1), and the actuation block (511) is a cuboid or a wedge;
when the pulling piece (51) moves perpendicular to the axial direction of the lock tongue (41), the pair of actuating blocks (511) drive at least one pair of lock tongues (41) to move towards each other through the inclined surface.
7. The line end connector according to claim 1, wherein the actuating block (511) is a wedge, inclined surfaces of a pair of the actuating blocks (511) are disposed opposite to each other, and the protruding portion (411) is a rectangular parallelepiped or a wedge;
when the pulling piece (51) moves perpendicular to the axial direction of the lock tongue (41), the pair of actuating blocks (511) drive at least one pair of lock tongues (41) to move towards each other through the inclined surface.
8. The line end connector according to claim 1, characterized in that the protruding portion (411) and/or the actuating block (511) are wedge-shaped, and when the pulling member (51) is pressed down, a pair of the actuating blocks (511) presses the protruding portion (411) of at least a pair of the lock tongues (41), causing the lock tongues (41) to move toward each other and retract into the insulating body (1).
9. The line end connector of claim 1, characterized in that the pull strap assembly (5) further comprises a pull strap (52), the pull strap (52) being connected to the pull member (51).
10. The line end connector according to claim 9, characterized in that a pulling strap hole is provided on a side of the connection plate (512) of the pulling member (51) opposite to the pair of the actuation blocks (511), and the pulling strap (52) is connected to the pulling strap hole.
11. The line end connector of claim 9, characterized in that the pull strip (52) is integrally formed with the pull member (51).
12. The line end connector according to claim 9, characterized in that the top surface of the pulling member (51) is provided with a boss, pulling the boss enabling the pulling member (51) to move in an axial direction perpendicular to the locking tongue (41).
13. The line end connector according to claim 1, characterized in that the top surface of the insulating body (1) is provided with a locking groove (14), the locking piece (4) and the pulling piece (51) are arranged in the locking groove (14), and the locking piece (4) is arranged below the pulling piece (51).
14. The line-end connector according to claim 13, wherein two side walls of the locking groove (14) are provided with a clamping groove (15), two ends of the connecting plate (512) are provided with strip-shaped protrusions, and the strip-shaped protrusions are clamped in the clamping groove (15).
15. The line end connector according to claim 13, wherein a front end of the locking groove (14) is provided with a limit boss (18), and at least one pair of locking tongues (41) are respectively located at two sides of the limit boss (18);
the top of the limit boss (18) is provided with an installation groove, and a limit block (17) is arranged in the installation groove;
a gap is arranged between the pair of actuating blocks (511) on the connecting plate (512), and the limiting block (17) can be clamped in the gap.
16. The line end connector according to claim 1, characterized in that both sides of the insulating body (1) are provided with a lock hole (12) and a guide rib (13) obliquely arranged to the bottom surface of the insulating body (1), and the lock tongue (41) can be ejected from the lock hole (12).
17. The line end connector according to claim 1, characterized in that the first terminals (2) comprise rows of first terminal units, the receiving cavities being penetrated from the top surface to the bottom surface of the insulating body (1), the rows of first terminal units being located in the receiving cavities, one end of the cable (3) being electrically connected to the rows of first terminal units, the other end of the cable (3) being located outside the insulating body (1).
18. A connector assembly comprising a line end connector according to any one of claims 1 to 17.
19. The connector assembly according to claim 18, further comprising a board end connector (6), the board end connector (6) comprising an insulating housing (61) and a second terminal (62) provided in the insulating housing (61), both sides of the insulating housing (61) being provided with latch bolt holes (611);
when the wire end connector is plugged into the board end connector (6), the second terminal (62) is electrically connected to the first terminal (2), and the lock tongue (41) can be ejected outwards from the insulating main body (1) and inserted into the lock tongue hole (611).
20. The connector assembly according to claim 18, further comprising a golden finger of a system main board (7) and a fixing frame (71), wherein the bottom end of the fixing frame (71) is connected to the system main board (7), and two sides of the fixing frame (71) are provided with butt joint bolt holes;
when the line end connector is inserted into the system main board (7), a plurality of rows of first terminals (2) are electrically connected to the golden fingers, the insulating main body (1) is matched and fixed with the fixing frame (71), and the lock tongue (41) can be outwards ejected from the insulating main body (1) to be inserted into the butt-joint lock tongue hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138147.7A CN112952422B (en) | 2021-02-01 | 2021-02-01 | Wire end connector and connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138147.7A CN112952422B (en) | 2021-02-01 | 2021-02-01 | Wire end connector and connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112952422A CN112952422A (en) | 2021-06-11 |
| CN112952422B true CN112952422B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110138147.7A Active CN112952422B (en) | 2021-02-01 | 2021-02-01 | Wire end connector and connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112952422B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203218595U (en) * | 2013-03-27 | 2013-09-25 | 立讯精密工业股份有限公司 | Electrical connector assembly |
| CN107369990A (en) * | 2017-07-14 | 2017-11-21 | 潘军权 | A kind of embedded wall electric power connecting holder assembly |
| CN108461985A (en) * | 2018-01-26 | 2018-08-28 | 立讯精密工业股份有限公司 | Pin Connector |
| CN208028278U (en) * | 2018-03-30 | 2018-10-30 | 安费诺（厦门）高速线缆有限公司 | A kind of high-speed transmission connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8231400B2 (en) * | 2010-06-01 | 2012-07-31 | Tyco Electronics Corporation | Latch for a cable assembly |
-
2021
- 2021-02-01 CN CN202110138147.7A patent/CN112952422B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203218595U (en) * | 2013-03-27 | 2013-09-25 | 立讯精密工业股份有限公司 | Electrical connector assembly |
| CN107369990A (en) * | 2017-07-14 | 2017-11-21 | 潘军权 | A kind of embedded wall electric power connecting holder assembly |
| CN108461985A (en) * | 2018-01-26 | 2018-08-28 | 立讯精密工业股份有限公司 | Pin Connector |
| CN208028278U (en) * | 2018-03-30 | 2018-10-30 | 安费诺（厦门）高速线缆有限公司 | A kind of high-speed transmission connector |
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| Publication number | Publication date |
|---|---|
| CN112952422A (en) | 2021-06-11 |
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