CN112952423A - Board end connector and connector assembly - Google Patents
Board end connector and connector assembly Download PDFInfo
- Publication number
- CN112952423A CN112952423A CN202110171825.XA CN202110171825A CN112952423A CN 112952423 A CN112952423 A CN 112952423A CN 202110171825 A CN202110171825 A CN 202110171825A CN 112952423 A CN112952423 A CN 112952423A
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- insulator
- positioning
- pair
- groove
- end connector
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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
- H01R13/46—Bases; Cases
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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
Abstract
The utility model provides a board end connector and connector subassembly, board end connector include first insulator, first electricity connecting portion and shell, and first electricity connecting portion locates in the first insulator, and the first insulator is located to the shell cover outside, is equipped with the lockhole on the relative a pair of terminal surface of shell respectively, forms the inserting groove between every terminal surface and the first insulator. The board end connector can realize the positive and negative insertion of the line end connector through the insertion groove, so that the positive and negative insertion directions of the line end connector and the board end connector can be determined according to actual requirements on the premise of not changing the direction of the board end connector, pins of the board end connector can be arranged according to the same sequence, and a client can conveniently wire on a mainboard.
Description
Technical Field
The invention belongs to the technical field of connectors, and particularly relates to a plate end connector and a connector assembly.
Background
When current connector is pegged graft, only one insertion direction usually when board end connector matches with the line end connector, when placing the board end connector on the mainboard, the direction of line end connector also has corresponding insertion direction usually, when setting up 180 reverse the line end connector on the mainboard, board end connector direction also need rotate 180 usually to match corresponding insertion direction. When the plate-end connectors keep the PIN positions consistent, all the connectors need to be arranged in the same direction, wires need to be led out towards two sides in practical application, and when the cable led-out direction required by the rightmost connector faces towards the right, the wires need to be bent to realize the application; the wire folding mode can affect the performance of the wire, the matching height of the product is increased, and the elastic sheet is difficult to press, so that the cable is difficult to pull out; when the rightmost connector is turned 180 degrees to be placed, the PIN definition of the connector is different from that of other connectors, and the system wiring is complicated.
Therefore, there is a need for a plate end connector and connector assembly for enabling two-way blind mating, which enables the insertion of terminals into the plate end connector in both the front and back directions while the plate end connector remains stationary.
Disclosure of Invention
The invention aims to provide a plate end connector and a connector assembly, which can realize bidirectional blind plugging of the connector.
In order to achieve the above object, the present invention provides a board end connector, which includes a first insulator, a first electrical connection portion and a housing, wherein the first electrical connection portion is disposed in the first insulator, the housing is sleeved outside the first insulator, a pair of opposite end surfaces of the housing are respectively provided with a lock hole, and an insertion groove is formed between each end surface and the first insulator.
Preferably, the lengths of a pair of said sockets are different.
Preferably, the housing includes a first end surface, a second end surface and a pair of side surfaces, and the pair of insertion grooves are respectively disposed between the first end surface and the first insulator and between the second end surface and the first insulator.
Preferably, the first end face and the second end face both include a protruding portion and a pair of straight portion, the protruding portion establish a pair of between the straight portion, straight portion laminating in the first insulator setting, the protruding portion with form between the first insulator the inserting groove.
Preferably, a first elastic sheet is arranged on the straight portion, a first elastic sheet groove is formed in the first insulator, and the first elastic sheet is clamped in the first elastic sheet groove.
Preferably, a pair of side surfaces of the housing is higher than the first end surface and the second end surface.
Preferably, a positioning structure is arranged on the outer side of one end of the first insulator, and the positioning structure is located on one side of the insertion groove.
Preferably, the positioning structure is a positioning groove or a positioning space.
Preferably, the first end face and the second end face are flat plates, the positioning grooves are a pair of positioning grooves, the pair of positioning grooves are respectively located on two sides of the insertion groove and close to the side face of the shell, and the groove walls of the positioning grooves are attached to the inner wall of the first end face.
Preferably, a pair of second elastic pieces is arranged on the first end face, a second elastic piece groove is formed in the groove wall of each positioning groove, and the second elastic pieces are clamped in the second elastic piece grooves.
Preferably, the top of at least one of the first end surface, the second end surface and the pair of side surfaces is provided with a guide part which is bent outwards.
Preferably, the side surface includes a flat plate portion and a pair of corner portions disposed at two ends of the flat plate portion, a first guide portion bent outward is disposed at a top edge of the flat plate portion, and a second guide portion bent outward is disposed at a top edge of the corner portion.
Preferably, a pair of the side surfaces of the housing are respectively provided with a positioning hole, two sides of the first insulator are respectively provided with a positioning protrusion, and the positioning protrusions are clamped in the positioning holes.
Preferably, the bottom of the side of the housing is provided with a plurality of connecting arms, and the bottoms of the two sides of the first insulator are respectively provided with a supporting portion, which is located below the side of the housing and located between the plurality of connecting arms.
Preferably, the first end face, the second end face, and a pair of the side faces of the housing are all higher than the first insulator.
The invention also provides a connector assembly, which comprises the plate end connector and the wire end connector.
The wire end connector comprises a second insulator, a second electric connection part, a cable and a lock catch, the second electric connection part is arranged in the second insulator, and one end of the cable is electrically connected to the second electric connection part;
the front end of the second insulator is provided with a protruding part extending towards the bottom end of the second insulator, the lock catch is arranged on the protruding part, and a lock catch convex hull is arranged on the surface of the lock catch;
the rear end of the second insulator is provided with a first positioning column protruding towards the bottom end of the second insulator;
the protruding part and the first positioning column of the wire end connector are respectively matched with one plugging groove.
Preferably, the first positioning column and the protruding portion are flat, and the first positioning column is parallel to the protruding portion.
Preferably, the front end of the second insulator is provided with a second positioning column protruding towards the bottom end of the second insulator, and the second positioning column is located on the side surface of the protruding part;
a positioning groove is formed in the outer side of one end of the first insulator and is located on one side of the insertion groove;
the second positioning column can be inserted into the positioning groove.
Preferably, the second positioning columns are a pair, and the pair of second positioning columns are respectively located at two sides of the protruding portion.
Preferably, the width of the first positioning post is greater than the width of the protrusion.
Preferably, the rear end of the second insulator is provided with a second positioning column protruding towards the bottom end of the second insulator, and the second positioning column is located on the side surface of the first positioning column;
a positioning groove is formed in the outer side of one end of the first insulator and is located on one side of the insertion groove;
the second positioning column can be inserted into the positioning groove.
Preferably, the second positioning columns are a pair, and the pair of second positioning columns are respectively located at two sides of the first positioning column.
Preferably, the width of the protrusion is greater than the width of the first positioning post.
Preferably, the second insulator includes a butt joint portion for butt joint with the board-end connector, the second electrical connection portion is disposed in the butt joint portion, the butt joint portion is disposed between the protruding portion and the second positioning column, a first gap is formed between the butt joint portion and the protruding portion, and a second gap is formed between the butt joint portion and the first positioning column.
Preferably, the lock further comprises a pull belt connected to the lock catch.
The plate end connector has the beneficial effects that: can realize the positive and negative grafting of line end connector through a pair of inserting groove to can be under the prerequisite of the direction of not changing the board end connector, according to actual demand and decide the positive and negative grafting direction of line end connector and board end connector, make the stitch of board end connector arrange according to same sequence, make things convenient for the customer to lay wire on the mainboard.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
FIG. 1 shows a schematic structural diagram of a plate end connector according to an exemplary embodiment of the present invention;
FIG. 2 illustrates a schematic structural view of a connector assembly of an exemplary embodiment of the present invention;
FIG. 3 illustrates a schematic view of a wire end connector in a connector assembly according to an exemplary embodiment of the present invention;
FIG. 4 illustrates another exemplary connector assembly construction of the present invention;
FIG. 5 is a schematic view of a line end connector in another exemplary connector assembly of the present invention;
FIG. 6 shows a schematic structural diagram of a plate end connector according to yet another exemplary embodiment of the present invention;
fig. 7 illustrates a schematic diagram of a further exemplary connector assembly of the present invention.
Description of reference numerals:
11 a first insulator, 111 a support part, 12 a first electric connection part, 13 a shell, 131 a plug-in groove, 132 a lock hole, 133 a positioning groove, 134 a boss, 135 a first guide part, 136 a second guide part, 137 a first elastic sheet, 138 a second elastic sheet, 139 a positioning hole, 140 a connecting arm, 21 a second insulator, 211 a protrusion part, 212 a first positioning column, 213 a second positioning column, 22 a second electric connection part, 23 a cable, 24 a lock catch and 241 a lock catch convex hull.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by 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 the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In order to solve the problems in the prior art, the invention provides a plate end connector which comprises a first insulator, a first electric connection part and a shell, wherein the first electric connection part is arranged in the first insulator, the shell is sleeved outside the first insulator, a pair of opposite end faces of the shell are respectively provided with a lock hole, and a plug-in groove is formed between each end face and the first insulator.
According to the board end connector, the positive and negative insertion of the line end connector can be realized through the pair of insertion grooves, so that the positive and negative insertion directions of the line end connector and the board end connector can be determined according to actual requirements on the premise that the direction of the board end connector is not changed, pins of the board end connector can be arranged according to the same sequence, and a client can conveniently wire on a mainboard.
Preferably, the lengths of the pair of insertion grooves are different.
The length of the insertion grooves can be determined according to the size of the butt joint part of the butt joint end connector, and the lengths of the pair of insertion grooves can be the same or different.
Preferably, the housing includes a first end face, a second end face and a pair of side faces, and the pair of insertion grooves are respectively provided between the first end face and the first insulator and between the second end face and the first insulator.
The splicing groove is used for being spliced with the line end connector for use, the distance between each end face and the first insulator is adaptive to the butt joint part of the line end connector, and the distance can be equal or unequal according to actual design and use requirements.
The bottom of at least a pair of side of shell is equipped with grafting portion, and grafting portion is used for fixing a position when installing with the product mainboard and pegs graft the use.
The first insulator is made by insulating plastic, first electric connection portion is the terminal, including first row of terminal and second row of terminal, every row of terminal passes through the terminal injection molding and forms wholly, the middle part of first insulator is equipped with the terminal fixed part and follows the butt joint groove that the terminal fixed part outside set up, be equipped with plastic part or electrically conductive plastic in the middle of two rows of terminals, and place in the below of first insulator, one side of terminal fixed part is located to the one end of every row of terminal, the other end of every row of terminal passes first insulator, be used for with product mainboard welding and the electricity is connected.
Preferably, first terminal surface and second terminal surface all include bellying and a pair of straight portion, and the bellying is established between a pair of straight portion, and straight portion laminating forms the inserting groove in the setting of first insulator between bellying and the first insulator.
Preferably, the flat portion is provided with a first elastic sheet, the first insulator is provided with a first elastic sheet groove, and the first elastic sheet is clamped in the first elastic sheet groove.
The first elastic sheet is matched with the first elastic sheet groove and used for compressing the first insulator and the shell.
Preferably, a pair of side surfaces of the housing is higher than the first end surface and the second end surface.
Preferably, the outer side of one end of the first insulator is provided with a positioning structure, and the positioning structure is positioned at one side of the insertion groove.
Preferably, the positioning structure is a positioning groove or a positioning space.
Preferably, the first end face and the second end face are flat plates, the positioning grooves are a pair of positioning grooves, the pair of positioning grooves are respectively located on two sides of the insertion groove and close to the side face of the shell, and the groove walls of the positioning grooves are attached to the inner wall of the first end face.
The constant head tank cooperates with the end connector in order to play the fool-proofing function, avoids the end connector to insert the reversal.
Preferably, the first end face is provided with a pair of second elastic pieces, the groove wall of each positioning groove is provided with a second elastic piece groove, and the second elastic pieces are clamped in the second elastic piece grooves. The second elastic sheet is matched with the second elastic sheet groove and used for pressing the first insulator and the shell.
Preferably, the top of at least one of the first end surface, the second end surface and the pair of side surfaces is provided with a guide part bent outwards, so that the wire end connector can be conveniently inserted.
Preferably, the side surface includes a flat plate portion and a pair of corner portions disposed at two ends of the flat plate portion, a top edge of the flat plate portion is provided with a first guide portion bent outward, and a top edge of the corner portion is provided with a second guide portion bent outward.
Preferably, a pair of side surfaces of the housing are respectively provided with a positioning hole, two sides of the first insulator are respectively provided with a positioning protrusion, and the positioning protrusions are clamped in the positioning holes, so that the first insulator and the housing are fixed conveniently.
Preferably, the bottom of the side of the housing is provided with a plurality of connecting arms, and the bottoms of both sides of the first insulator are respectively provided with a supporting portion located below the side of the housing and between the plurality of connecting arms. The connecting arm is used for being connected with the product mainboard in an inserting mode, and the supporting portion is used for supporting the shell and has a positioning effect.
Preferably, the first end face, the second end face and the pair of side faces of the housing are all higher than the first insulator.
The invention also provides a connector assembly, which comprises the plate end connector and the wire end connector.
The wire end connector comprises a second insulator, a second electric connection part, a cable and a lock catch, the second electric connection part is arranged in the second insulator, and one end of the cable is electrically connected to the second electric connection part;
the front end of the second insulator is provided with a protruding part extending towards the bottom end of the second insulator, the lock catch is arranged on the protruding part, and the surface of the lock catch is provided with a lock catch convex hull;
the rear end of the second insulator is provided with a first positioning column protruding towards the bottom end of the second insulator;
the protruding part of the wire end connector and the first positioning column are matched with one insertion groove respectively.
Preferably, the first positioning column and the protruding portion are flat, and the first positioning column and the protruding portion are parallel.
The first positioning column and the protruding part can be parallel to each other or not parallel to each other, depending on actual requirements.
The second electrical connection portion is a terminal or a circuit board.
The pair of insertion grooves are used for being matched with the protruding part and the first positioning column of the wire end connector, and when the wire end connector is inserted positively and reversely, the matched parts of the pair of insertion grooves are exchanged. The thickness of the pair of insertion grooves may be equal or unequal according to the actual design and use requirements of the cable end connector.
Preferably, a second positioning column protruding towards the bottom end of the second insulator is arranged at the front end of the second insulator, and the second positioning column is located on the side face of the protruding portion;
the outer side of one end of the first insulator is provided with a positioning groove which is positioned at one side of the insertion groove;
the second positioning column can be inserted into the positioning groove.
Preferably, the second positioning columns are a pair, and the pair of second positioning columns are respectively located at two sides of the protruding portion.
Preferably, the width of the first positioning stud is greater than the width of the projection.
The second positioning column is used for being matched with the positioning groove to avoid reverse insertion, and when the second positioning column is located on the side face of the protruding portion, the width of the insertion groove matched with the protruding portion is smaller than that of the other insertion groove, so that the wire end connector is prevented from being reversely inserted.
Preferably, a second positioning column protruding towards the bottom end of the second insulator is arranged at the rear end of the second insulator, and the second positioning column is located on the side face of the first positioning column;
the outer side of one end of the first insulator is provided with a positioning groove which is positioned at one side of the insertion groove;
the second positioning column can be inserted into the positioning groove.
Preferably, the second positioning columns are a pair, and the pair of second positioning columns are respectively located at two sides of the first positioning column.
Preferably, the width of the projection is greater than the width of the first positioning post.
When the second positioning column is positioned on the side surface of the first positioning column, the width of the insertion groove matched with the first positioning column is smaller than that of the other insertion groove, so that the wire end connector is prevented from being reversely inserted.
When using the elbow line cable end connector that is located product mainboard upper end, the constant head tank is used for matching with the reference column of elbow line cable end connector and reverse elbow line cable end connector, the reference column and the hasp of elbow line cable end connector are located same side, the reference column and the connector outlet homonymy of reverse elbow line cable end connector, promptly with first reference column in same side, even when using, need not to change the direction of board end connector, can directly peg graft elbow line cable end connector or reverse elbow line cable end connector as required, make same board end connector can assemble two kinds of different line end connectors and play the foolproof effect, prevent simultaneously that the line end connector from reversing.
Optionally, the protrusion of the elbow cable end connector is the same width as the first locating stud of the reverse elbow cable end connector.
When the pins of the board end connector are arranged and applied in the same direction, the wire end connector matched with the leftmost board end connector is required to be led out in the left direction, and the wire end connector matched with the rightmost board end connector is required to be led out in the right direction.
Preferably, the second positioning column is a rectangular body.
Preferably, the second insulator includes a butting portion for butting against the board-end connector, the second electrical connection portion is disposed in the butting portion, the butting portion is disposed between the protruding portion and the second positioning column, a first gap is formed between the butting portion and the protruding portion, and a second gap is formed between the butting portion and the first positioning column.
Preferably, the lock further comprises a pull belt connected to the lock catch, and the pull belt is used for pulling the lock catch to enable the lock catch convex hull to be separated from the lock hole to be unlocked.
Example 1
As shown in fig. 1, the present invention provides a board end connector, which includes a first insulator 11, a first electrical connection portion 12 and a housing 13, wherein the first electrical connection portion 12 is disposed in the first insulator 11, the housing 13 is sleeved outside the first insulator 11, a pair of opposite end surfaces of the housing 13 are respectively provided with a locking hole 132, and an insertion groove 131 is formed between each end surface and the first insulator 11. The lengths of the pair of insertion grooves 131 are different.
In the present embodiment, the housing 13 includes a first end surface, a second end surface and a pair of side surfaces, and the pair of insertion grooves 131 are respectively provided between the first end surface and the first insulator 11 and between the second end surface and the first insulator 11. The bottom end of at least one pair of side of shell 13 is equipped with grafting portion, and grafting portion is used for fixing a position when installing with the product mainboard and pegs graft the use.
The first insulator 11 is made by insulating plastic, the first electric connection part 12 is a terminal, including first row of terminal and second row of terminal, every row of terminal passes through the terminal injection molding and forms wholly, the middle part of first insulator 11 is equipped with the terminal fixed part and follows the butt joint groove that the terminal fixed part outside set up, be equipped with plastic part or electrically conductive plastic in the middle of two rows of terminals, and place in the below of first insulator 11, one side of terminal fixed part is located to the one end of every row of terminal, the other end of every row of terminal passes first insulator 11, be used for with product mainboard welding and electric connection.
The pair of side faces of the housing 13 is higher than the first and second end faces.
In this embodiment, a positioning structure is disposed on an outer side of one end of the first insulator 11, and the positioning structure is located on one side of the insertion groove 131. The positioning structure is a positioning groove 133.
The first end face and the second end face are flat plates, the positioning grooves 133 are a pair, the pair of positioning grooves 133 are respectively positioned on two sides of the insertion groove 131 and close to the side face of the shell 13, and the groove walls of the positioning grooves 133 are attached to the inner wall of the first end face. The positioning groove 133 is matched with the line end connector to perform the fool-proof function, so that the line end connector is prevented from being reversely inserted. A pair of second elastic pieces 138 is arranged on the first end face, a second elastic piece groove is arranged on the groove wall of each positioning groove 133, and the second elastic pieces 138 are clamped in the second elastic piece grooves. The second resilient tab 138 is engaged with the second resilient tab slot for pressing the first insulator 11 and the housing 13.
In this embodiment, the top of at least one of the first end surface, the second end surface and the pair of side surfaces is provided with a guide portion bent outwards, so that the insertion of the wire end connector is facilitated. The side includes the flat plate portion and locates a pair of corner portion at flat plate portion both ends, and the top edge of flat plate portion is equipped with the first guide part 135 of outside bending, and the top edge of corner portion is equipped with the second guide part 136 of outside bending.
A pair of side faces of the housing 13 are respectively provided with a positioning hole 139, two sides of the first insulator 11 are respectively provided with a positioning protrusion, and the positioning protrusions are clamped in the positioning holes 139, so that the first insulator 11 and the housing 13 are fixed together.
The bottom of the side of the housing 13 is provided with a plurality of connecting arms 140, the bottoms of both sides of the first insulator 11 are respectively provided with a supporting portion 111, and the supporting portion 111 is located below the side of the housing 13 and between the plurality of connecting arms 140. The first end face, the second end face and a pair of side faces of the housing 13 are all higher than the first insulator 11.
Example 2
As shown in fig. 2 and 3, the present invention provides a connector assembly comprising the plate-end connector and the wire-end connector of example 1.
The wire end connector comprises a second insulator 21, a second electric connection part 22, a cable 23 and a lock catch 24, wherein the second electric connection part 22 is arranged in the second insulator 21, and one end of the cable 23 is electrically connected to the second electric connection part 22; the front end of the second insulator 21 is provided with a protruding part 211 extending to the bottom end of the second insulator 21, the lock catch 24 is arranged on the protruding part 211, and the surface of the lock catch 24 is provided with a lock catch convex hull 241; the rear end of the second insulator 21 is provided with a first positioning column 212 protruding towards the bottom end of the second insulator 21; wherein, the protrusion 211 and the first positioning column 212 of the wire end connector are respectively matched with one insertion slot 131.
The first positioning column 212 and the protruding portion 211 are flat, and the first positioning column 212 and the protruding portion 111 are parallel.
The second electrical connection portion 22 is a terminal.
The insertion grooves 131 are adapted to fit the protrusions 211 and the first positioning posts 212 of the terminal connectors, and the thickness of the pair of insertion grooves 131 is equal.
In this embodiment, the front end of the second insulator 21 is provided with a second positioning pillar 213 protruding toward the bottom end of the second insulator 21, and the second positioning pillar 213 is located on the side surface of the protrusion 211; the second positioning column 213 can be inserted into the positioning groove 133. The second positioning posts 213 are a pair, and the pair of second positioning posts 213 are respectively located at two sides of the protrusion 211. The width of the first positioning post 212 is greater than the width of the protrusion 211.
The second positioning post 213 is used for cooperating with the positioning groove 133 to prevent reverse insertion, and when the second positioning post 213 is located on the side of the protrusion 211, the width of the insertion slot 131 cooperating with the protrusion 211 is smaller than that of the other insertion slot 131, so as to prevent the reverse insertion of the line end connector.
In this embodiment, the second positioning pillars 213 are rectangular bodies.
In this embodiment, the second insulator 21 includes a butting portion for butting against the board-end connector, the second electrical connection portion 22 is disposed in the butting portion, the butting portion is disposed between the protrusion 211 and the second positioning column 213, a first gap is formed between the butting portion and the protrusion 211, and a second gap is formed between the butting portion and the first positioning column 212.
In this embodiment, a pull strap connected to the lock catch 24 is further included for pulling the lock catch 24 to disengage the lock catch convex hull 241 from the lock hole 132 for unlocking.
Example 3
As shown in fig. 4 and 5, the connector assembly according to embodiment 3 is different from embodiment 2 in that the line end connector is a reverse elbow connector. In this embodiment, the rear end of the second insulator 21 is provided with a second positioning post 213 protruding toward the bottom end of the second insulator 21, and the second positioning post 213 is located on the side surface of the first positioning post 212; a positioning groove 133 is arranged at the outer side of one end of the first insulator 11, and the positioning groove 133 is positioned at one side of the insertion groove 131; the second positioning column 213 can be inserted into the positioning groove 133. The second positioning posts 213 are a pair, and the pair of second positioning posts 213 are respectively located at two sides of the first positioning post 212. The width of the protrusion 211 is greater than the width of the first positioning post 212.
When the second positioning post 213 is located at the side of the first positioning post 212, the width of the insertion slot 131 matching with the first positioning post 212 is smaller than that of the other insertion slot 131, so as to prevent the wire end connector from being inserted reversely.
Example 4
As shown in fig. 6 and 7, the plate end connector according to embodiment 2 is different from embodiment 1 mainly in that, in this embodiment, each of the first end surface and the second end surface includes a protruding portion 134 and a pair of flat portions, the protruding portion 134 is disposed between the pair of flat portions, the flat portions are disposed to be attached to the first insulator 11, and a plug groove 131 is formed between the protruding portion 134 and the first insulator 11.
In this embodiment, the flat portion is provided with a first elastic sheet 137, the first insulator 11 is provided with a first elastic sheet groove, and the first elastic sheet 137 is clamped in the first elastic sheet groove. The first elastic sheet 137 is matched with the first elastic sheet groove to compress the first insulator 11 and the housing 13.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not 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 described embodiments.
Claims (26)
1. The board end connector is characterized by comprising a first insulator (11), a first electric connecting part (12) and a shell (13), wherein the first electric connecting part (12) is arranged in the first insulator (11), the shell (13) is sleeved outside the first insulator (11), a pair of opposite end faces of the shell (13) are respectively provided with a lock hole (132), and each end face and an insertion groove (131) is formed between the first insulator (11).
2. A plate end connector according to claim 1 wherein the lengths of a pair of said spigots (131) are different.
3. A plate end connector according to claim 1, wherein the housing (13) comprises a first end face, a second end face and a pair of side faces, and a pair of said insertion grooves (131) are provided between the first end face and the first insulator (11) and between the second end face and the first insulator (11), respectively.
4. A plate end connector according to claim 3, wherein the first end face and the second end face each comprise a protrusion (134) and a pair of flats, the protrusion (134) being disposed between the pair of flats, the flats being disposed against the first insulator (11), the protrusion (134) and the first insulator (1) forming the plug groove (131) therebetween.
5. The plate end connector according to claim 4, wherein the flat portion is provided with a first spring piece (137), the first insulator (11) is provided with a first spring piece groove, and the first spring piece (137) is clamped in the first spring piece groove.
6. A plate end connector according to claim 3, characterized in that a pair of side faces of the housing (13) are higher than the first and second end faces.
7. A plate end connector according to claim 3 wherein the outer side of one end of the first insulator (11) is provided with a locating formation which is located at one side of the insertion slot (131).
8. The plate end connector of claim 7, wherein the locating structure is a locating slot (133) or a locating space.
9. The plate end connector according to claim 8, wherein the first end face and the second end face are flat plates, the positioning grooves (133) are a pair, a pair of the positioning grooves (133) are respectively located at two sides of the insertion groove (131) and close to the side face of the housing (13), and the groove walls of the positioning grooves (133) are attached to the inner wall of the first end face.
10. The plate end connector according to claim 9, wherein a pair of second resilient pieces (138) are disposed on the first end surface, a second resilient piece groove is disposed on a groove wall of each positioning groove (133), and the second resilient pieces (138) are clamped in the second resilient piece grooves.
11. The plate end connector of claim 3 wherein the top of at least one of the first end face, the second end face and the pair of side faces is provided with an outwardly bent guide.
12. The end connector of claim 11, wherein the side surface comprises a flat plate portion and a pair of corner portions disposed at two ends of the flat plate portion, the top edge of the flat plate portion is provided with a first guide portion (135) bent outwards, and the top edge of the corner portion is provided with a second guide portion (136) bent outwards.
13. The plate end connector according to claim 3, wherein a pair of the side surfaces of the housing (13) are respectively provided with positioning holes (139), and both sides of the first insulator (11) are respectively provided with positioning protrusions which are engaged with the positioning holes (139).
14. The plate end connector according to claim 3, wherein the bottom of the side of the housing (13) is provided with a plurality of connecting arms (140), the bottom of both sides of the first insulator (11) is provided with a support portion (111), respectively, and the support portion (111) is located below the side of the housing (13) and between the plurality of connecting arms (140).
15. The plate end connector according to claim 3, wherein the first end face, the second end face and a pair of the side faces of the housing (13) are all higher than the first insulator (11).
16. A connector assembly comprising a plate end connector and a wire end connector according to any one of claims 1 to 15.
17. The connector assembly according to claim 16, wherein the wire end connector comprises a second insulator (21), a second electrical connection portion (22), a cable (23) and a latch (24), the second electrical connection portion (22) being provided in the second insulator (21), one end of the cable (23) being electrically connected to the second electrical connection portion (22);
the front end of the second insulator (21) is provided with a protruding part (211) extending to the bottom end of the second insulator (21), the lock catch (24) is arranged on the protruding part (211), and the surface of the lock catch (24) is provided with a lock catch convex hull (241);
a first positioning column (212) protruding towards the bottom end of the second insulator (21) is arranged at the rear end of the second insulator (21);
the protrusion (211) and the first positioning column (212) of the wire end connector are respectively matched with one plug-in slot (131).
18. The connector assembly of claim 17, wherein the first positioning post (212) and the protrusion (211) are flat, the first positioning post (212) being parallel to the protrusion (211).
19. The connector assembly according to claim 17, wherein the front end of the second insulator (21) is provided with a second positioning post (213) protruding toward a bottom end of the second insulator (21), the second positioning post (213) being located at a side of the protrusion (211);
a positioning groove (133) is formed in the outer side of one end of the first insulator (11), and the positioning groove (133) is located on one side of the insertion groove (131);
the second positioning column (213) can be inserted into the positioning groove (133).
20. The connector assembly of claim 19, wherein the second positioning posts (213) are a pair, and the pair of second positioning posts (213) are respectively located at two sides of the protrusion (211).
21. The connector assembly of claim 19, wherein the first positioning post (212) has a width greater than a width of the protrusion (211).
22. The connector assembly according to claim 17, wherein the rear end of the second insulator (21) is provided with a second positioning post (213) protruding toward a bottom end of the second insulator (21), the second positioning post (213) being located at a side of the first positioning post (212);
a positioning groove (133) is formed in the outer side of one end of the first insulator (11), and the positioning groove (133) is located on one side of the insertion groove (131);
the second positioning column (213) can be inserted into the positioning groove (133).
23. The connector assembly of claim 22, wherein the second positioning posts (213) are a pair, and a pair of the second positioning posts (213) are respectively located at two sides of the first positioning post (212).
24. The connector assembly of claim 22, wherein the width of the protrusion (211) is greater than the width of the first positioning post (212).
25. The connector assembly of claim 17, wherein the second insulator (21) includes a mating portion for mating with a plate-end connector, the second electrical connection portion (22) being disposed within the mating portion, the mating portion being disposed between the protrusion (211) and the second positioning post (213), the mating portion and the protrusion (211) forming a first gap therebetween, and the mating portion and the first positioning post (212) forming a second gap therebetween.
26. The connector assembly of claim 17, wherein the end connector further comprises a pull strap connected to the latch (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110171825.XA CN112952423B (en) | 2021-02-08 | 2021-02-08 | Board end connector and connector assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110171825.XA CN112952423B (en) | 2021-02-08 | 2021-02-08 | Board end connector and connector assembly |
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| CN112952423A true CN112952423A (en) | 2021-06-11 |
| CN112952423B CN112952423B (en) | 2023-08-18 |
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| CN202110171825.XA Active CN112952423B (en) | 2021-02-08 | 2021-02-08 | Board end connector and connector assembly |
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| US11728585B2 (en) | 2020-06-17 | 2023-08-15 | Amphenol East Asia Ltd. | Compact electrical connector with shell bounding spaces for receiving mating protrusions |
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| CN112952423B (en) | 2023-08-18 |
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