CN113161780A - Board-to-board connector - Google Patents

Board-to-board connector Download PDF

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Publication number
CN113161780A
CN113161780A CN202011586024.1A CN202011586024A CN113161780A CN 113161780 A CN113161780 A CN 113161780A CN 202011586024 A CN202011586024 A CN 202011586024A CN 113161780 A CN113161780 A CN 113161780A
Authority
CN
China
Prior art keywords
wall
board
side wall
protection
length direction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011586024.1A
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Chinese (zh)
Inventor
张佳华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan Jiahua Electronics Co Ltd
Original Assignee
Kunshan Jiahua Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kunshan Jiahua Electronics Co Ltd filed Critical Kunshan Jiahua Electronics Co Ltd
Priority to CN202011586024.1A priority Critical patent/CN113161780A/en
Publication of CN113161780A publication Critical patent/CN113161780A/en
Pending legal-status Critical Current

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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
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716—Coupling device provided on the PCB
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • 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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces

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  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

The utility model provides a board to board connector for electricity is connected to butt joint circuit board, includes insulator, a plurality of conductive terminal and fender bracket, insulator is formed with the ascending grafting space of opening, the fender bracket combines in insulator length direction's both ends and is located a plurality of position outside the conductive terminal range of arrangement, the fender bracket includes lateral wall protection portion, elastic wall portion and the butt joint foot portion fixed with butt joint circuit board, lateral wall protection portion includes protection portion, lateral wall under protection portion and the connection on the lateral wall protection portion and lateral wall under the transition portion of protection portion on the lateral wall, protection portion and lateral wall under the protection portion form the difference in height along the width direction of perpendicular to insulator and length direction's upper and lower direction on the lateral wall. The socket connector of the application has better structural stability.

Description

Board-to-board connector
[ technical field ] A method for producing a semiconductor device
The present application relates to a board-to-board connector.
[ background of the invention ]
The board-to-board connector generally comprises two parts, namely a plug and a socket, wherein the plug and the socket are both composed of a plastic body and a conductive terminal fixed on the plastic body, the plastic body mainly plays a role in insulating and positioning the conductive terminal, and the conductive terminal mainly plays a role in transmitting signals. Typically, the plug and receptacle of the prior art board-to-board connector also add a protective bracket to enhance the strength of the connector, and the protective bracket also serves as a retention force when the plug is mated with the receptacle, wherein in some prior art protective brackets may also be used as current terminals. Therefore, the requirements on the bonding strength of the protection bracket and the plastic body, the length of the arm of force of the elastic arm on the protection bracket, the overall structural strength and stability of the board-to-board connector combined with the protection bracket are higher, and particularly under the design trend that the board-to-board connector is more and more miniaturized nowadays.
Therefore, it is necessary to provide a new design for achieving better effect.
[ summary of the invention ]
It is an object of the present application to provide a new board-to-board connector having a better structural stability.
The purpose of the application is realized by the following technical scheme:
a board-to-board connector for electrically connecting to a butt-joint circuit board comprises an insulating body, a plurality of conductive terminals and a protective frame, wherein the insulating body is provided with an insertion space with an upward opening, the insertion space is used for inserting a butt-joint connector, the insulating body comprises a bottom wall attached to the butt-joint circuit board and two side walls formed by upward extending of two sides of the length direction of the bottom wall, the plurality of conductive terminals are arranged and combined on the side walls, the protective frame is combined at two ends of the length direction of the insulating body and is positioned outside the arrangement range of the plurality of conductive terminals,
the protective frame comprises a side wall protective part, an elastic wall part and a butt joint foot part fixed with the butt joint circuit board,
the side wall protection part is combined with the upper surfaces of two ends of the side wall along the length direction of the insulating body and is positioned outside the arrangement range of the conductive terminals,
the elastic wall part is positioned on the inner wall surface of the two ends of the side wall along the length direction of the insulating body, the elastic wall part can elastically displace along the width direction of the insulating body, at least part of the elastic wall part protrudes into the plug-in space to form a contact part,
the side wall protection part comprises a side wall upper protection part, a side wall lower protection part and a transition part connected with the side wall upper protection part and the side wall lower protection part, and a height difference is formed between the side wall upper protection part and the side wall lower protection part along the width direction perpendicular to the insulation body and the length direction.
Further, the side wall lower protection part is far away from the end part of the insulating body in the length direction, and the side wall upper protection part is close to the end part of the insulating body in the length direction.
Further, the fender bracket still includes tip protection portion, tip protection portion cover in the top of insulator's length direction's tip, tip protection portion will two lateral wall protection portion body coupling, tip protection portion flushes with the upper surface of protection portion on the lateral wall.
Further, the elastic wall part is connected with one side edge of the side wall protection part, which is adjacent to the plugging space, and the elastic wall part extends along the length direction of the insulating body.
Furthermore, the elastic wall part is connected with one side edge of the side wall lower protection part adjacent to the plugging space and extends towards the direction of one end of the adjacent insulating body in the length direction of the insulating body, and the side wall upper protection part and the transition part at least partially cover the elastic wall part along the vertical direction perpendicular to the width direction and the length direction of the insulating body.
Further, along the vertical direction perpendicular to the width direction and the length direction of the insulating body, a gap is formed between the elastic wall part and the protection part and the transition part on the side wall.
Further, the fender bracket still includes the outside edge downwardly extending who keeps away from the grafting space by the lateral wall protection part and forms correspond cover in the lateral wall just is located a plurality of in the lateral surface at insulator length direction's both ends the outside protection part of lateral wall of the position outside the conductive terminal arrangement scope and/or the fender bracket still includes the outside edge downwardly extending who keeps away from the grafting space by the tip protection part and forms correspond combine in the tip outer protection part on the outer terminal surface at insulator's length direction's both ends, the inside edge that lateral wall protection part and tip protection part are close to the grafting space is formed with the guide part.
Further, the guide portion is formed by extending the entire length of the inner side edges of the side wall protection portion and the end portion protection portion, and the guide portion is formed by a metal plate through a drawing process.
Further, the insulation body further comprises two end walls formed by upwards extending two sides of the width direction of the bottom wall and an island wall formed by upwards extending the middle position of the bottom wall, the two side walls, the two end walls and the island wall jointly define the plugging space, the end part protection part covers the upper surface of the end wall, the board-to-board connector further comprises a support frame, the support frame is fixed at two ends of the length direction of the insulation body through integral forming and is positioned outside the arrangement range of the conductive terminals, the support frame comprises a bottom plate part, a side plate part integrally connected with the bottom plate part, an end plate part integrally connected with the bottom plate part and an island wall part integrally connected with the bottom plate part, the bottom plate part is embedded in the bottom wall, the side plate part is embedded in the side wall, and the end plate part is embedded in the end wall, the island wall portion is embedded in the island wall, and the island wall portion exposes an end face of the island wall in the longitudinal direction of the insulating body.
Further, the upper surface of the upper protection part of the side wall is higher than the upper surface of the side wall and higher than the upper surface of the lower protection part of the side wall.
Compare in prior art, the board-to-board connector of this application has better structural stability.
[ description of the drawings ]
FIG. 1 is a perspective view of a board-to-board connector of the present application;
fig. 2 is a partially exploded perspective view of the board-to-board connector of the present application, particularly showing two protective frames and a supporting frame separated from the insulative housing;
FIG. 3 is a schematic perspective view of FIG. 2 from another angle;
FIG. 4 is a cross-sectional view of the board-to-board connector of the present application;
fig. 5 is a perspective view of the cross-sectional view of fig. 4 from another angle.
[ detailed description ] embodiments
Hereinafter, a specific embodiment of the board-to-board connector of the present application will be described with reference to fig. 1 to 4.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In addition, in the description of the application, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the application can be understood in a specific context by those of ordinary skill in the art.
In the description of the present application, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to be inclusive and not exclusive, e.g., a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1 to 5, a board-to-board connector disclosed in the present application is shown for electrically connecting to a mating circuit board. The board-to-board connector comprises an insulating body 1, a plurality of conductive terminals 2 and a protection frame 3. The housing 1 is formed with an upward-opening plug space 10, and the plug space 10 is used for inserting a mating connector (not shown). The insulating body 1 includes a bottom wall 11 attached to a mating circuit board, two side walls 12 formed by extending two sides of the bottom wall 11 in the length direction upward, two end walls 13 formed by extending two sides of the bottom wall 11 in the width direction upward, and an island wall 14 formed by extending the middle position of the bottom wall 11 upward. The bottom wall 11, the two side walls 12, the two end walls 13 and the island wall 14 together define the plug space 10. The plurality of conductive terminals 2 are arranged and combined on the side wall 12, and the protection frame 3 is combined at two ends of the insulating body 1 in the length direction and is positioned outside the arrangement range of the plurality of conductive terminals 2.
Specifically, the protection frame 3 includes a side wall protection portion 31, an elastic wall portion 32, and a mating leg portion 33 fixed to the mating circuit board. The sidewall protection portion 31 is combined to the upper surfaces of the two ends of the sidewall 12 along the length direction of the insulating body 1 and is located outside the arrangement range of the plurality of conductive terminals 2. The elastic wall 32 is located on the inner wall surface of the side wall 12 at both ends in the longitudinal direction of the insulating body 1. The elastic wall 32 can be elastically displaced along the width direction of the insulating body 1, and the elastic wall 32 at least partially protrudes into the plugging space 10 to form a contact portion 321, and the contact portion 321 is used for being matched with a butting connector.
Referring to fig. 1 to 5, in the present application, the sidewall protection portion 31 includes an upper sidewall protection portion 311, a lower sidewall protection portion 312, and a transition portion 313 connecting the upper sidewall protection portion 311 and the lower sidewall protection portion 312, where the upper sidewall protection portion 311 and the lower sidewall protection portion 312 form a height difference along an up-down direction perpendicular to a width direction and a length direction of the insulation body 1, so that the upper sidewall protection portion 311 and the lower sidewall protection portion 312 are transited by the transition portion 313. The transition portion 313 is formed with a guide inclined surface 3131, and the transition portion 313 can serve as an insertion guide of the mating connector.
Specifically, the side wall lower protection part 312 is far away from the end of the insulating body 1 in the length direction, the side wall upper protection part 311 is near the end of the insulating body 1 in the length direction, and the upper surface of the side wall upper protection part 311 is higher than the upper surface of the side wall 12 and higher than the upper surface of the side wall lower protection part 312. When the butting connector is butted with the butting connector, if the insertion angle is deviated, the butting connector can be contacted with the protection part 311 on the side wall before, and the transition part 313 plays a guiding role, so that the insertion of the butting connector can be facilitated. While preventing the inserted mating connector from scratching and impacting to damage the board-to-board connector.
Referring to fig. 1 to 5, the protection frame 3 further includes an end protection portion 34, the end protection portion 34 covers the upper portion of the end portion of the insulation body 1 in the length direction (i.e., the upper surface of the end wall 13), the end protection portion 34 integrally connects the two side wall protection portions 31, and the end protection portion 34 is flush with the upper surface of the side wall upper protection portion 311.
In the present application, the elastic wall portion 32 is connected to a side edge of the side wall protection portion 31 adjacent to the plugging space 10, and the elastic wall portion 32 extends along the length direction of the insulating body 1. Specifically, the elastic wall 32 is connected to a side edge of the lower side wall protection portion 312 adjacent to the plug space 10 and extends in a direction toward an adjacent end of the insulating body 1 in the length direction of the insulating body 1, and the upper side wall protection portion 311 and the transition portion 313 at least partially cover the elastic wall 32 in an up-down direction perpendicular to the width direction and the length direction of the insulating body 1. The gap 301 is formed between the elastic wall portion 32 and the side wall upper guard portion 311 and the transition portion 313 along the vertical direction perpendicular to the width direction and the length direction of the insulating body 1.
Referring to fig. 2 and 3, the protection frame 3 further includes a sidewall outer protection portion 35 formed by extending downward an outer edge of the sidewall protection portion 31 away from the plug space 10, and correspondingly covering outer side surfaces of the sidewalls 12 at two ends of the insulation body 1 in the length direction, and located at a position outside the arrangement range of the plurality of conductive terminals 2, in addition, the protection frame 3 further includes an end outer protection portion 36 formed by extending downward an outer edge of the end protection portion 34 away from the plug space 10 and correspondingly combined on outer end surfaces of two ends of the insulation body 1 in the length direction, and guide portions 302 are formed at inner edges of the sidewall protection portion 31 and the end protection portion 34 adjacent to the plug space 10.
In the present application, the guide portion 302 is formed to extend along the entire length of the inner edges of the side wall protector 31 and the end protector 34, and the guide portion 302 is formed by a metal plate through a drawing process. In addition, the position where the sidewall protection part 31 is connected with the sidewall protection part 35 also forms a guide part 302 structure, so that the inner and outer positions of the sidewall protection part 31 are smooth and excessive.
Referring to fig. 2 to 5, the board-to-board connector further includes a supporting frame 5, where the supporting frame 5 is fixed at two ends of the insulating body 1 in the length direction and located at a position outside the arrangement range of the plurality of conductive terminals 2, and the supporting frame 5 includes a bottom plate 51, a side plate 52 integrally connected to the bottom plate 51, an end plate 53 integrally connected to the bottom plate 51, and an island wall 54 integrally connected to the bottom plate 51, the bottom plate 51 is embedded in the bottom wall 11, the side plate 52 is embedded in the side wall 12, the end plate 53 is embedded in the end wall 13, the island wall 54 is embedded in the island wall 14, and the island wall 54 exposes an end face of the island wall 14 in the length direction of the insulating body 1.
In summary, the above is only a preferred embodiment of the present application, and should not be taken as limiting the scope of the present application, which is intended to cover all the modifications and equivalents of the claims and the specification.

Claims (10)

1. A board-to-board connector for electrically connecting to a butt-joint circuit board comprises an insulating body, a plurality of conductive terminals and a protective frame, wherein the insulating body is provided with an insertion space with an upward opening, the insertion space is used for inserting a butt-joint connector, the insulating body comprises a bottom wall attached to the butt-joint circuit board and two side walls formed by upward extending of two sides of the length direction of the bottom wall, the plurality of conductive terminals are arranged and combined on the side walls, the protective frame is combined at two ends of the length direction of the insulating body and is positioned outside the arrangement range of the plurality of conductive terminals,
the protective frame comprises a side wall protective part, an elastic wall part and a butt joint foot part fixed with the butt joint circuit board,
the side wall protection part is combined with the upper surfaces of two ends of the side wall along the length direction of the insulating body and is positioned outside the arrangement range of the conductive terminals,
the utility model discloses an insulation body, including the plug space, the plug space forms contact portion, its characterized in that, the elastic wall portion is located the internal wall face position at the both ends of lateral wall along insulation body length direction, elastic wall portion can follow insulation body's width direction elastic deflection, elastic wall portion at least part protrusion is to forming contact portion, its characterized in that in the plug space:
the side wall protection part comprises a side wall upper protection part, a side wall lower protection part and a transition part connected with the side wall upper protection part and the side wall lower protection part, and a height difference is formed between the side wall upper protection part and the side wall lower protection part along the width direction perpendicular to the insulation body and the length direction.
2. The board-to-board connector of claim 1, wherein: the lower protection part of the side wall is far away from the end part of the insulating body in the length direction, and the upper protection part of the side wall is close to the end part of the insulating body in the length direction.
3. The board-to-board connector of claim 1, wherein: the fender bracket still includes tip protection portion, tip protection portion cover in the top of insulator's length direction's tip, tip protection portion will two lateral wall protection portion an organic whole is connected, tip protection portion flushes with the upper surface of protection portion on the lateral wall.
4. The board-to-board connector of claim 1, wherein: the elastic wall part is connected with one side edge of the side wall protection part, which is adjacent to the plugging space, and the elastic wall part extends along the length direction of the insulating body.
5. The board-to-board connector of claim 4, wherein: the elastic wall part is connected with one side edge of the side wall lower protection part, which is adjacent to the plugging space, and extends towards the direction of one end of the adjacent insulating body in the length direction of the insulating body, and the side wall upper protection part and the transition part at least partially cover the elastic wall part along the vertical direction perpendicular to the width direction and the length direction of the insulating body.
6. The board-to-board connector of claim 5, wherein: and gaps are formed between the elastic wall part and the protection part and the transition part on the side wall along the vertical direction which is vertical to the width direction and the length direction of the insulating body.
7. The board-to-board connector of claim 5, wherein: the fender bracket still includes by the outside border downwardly extending formation that the grafting space was kept away from to the lateral wall protection part correspond cover in the lateral surface of lateral wall at insulator length direction's both ends and be located a plurality of the outer protection part of lateral wall of the position outside the conductive terminal range of arrangement and/or the fender bracket still includes by the outside border downwardly extending formation that the grafting space was kept away from to the tip protection part correspond combine in the tip outer protection part on the outer terminal surface at insulator length direction's both ends, the inside border that lateral wall protection part and tip protection part are close to the grafting space is formed with the guide portion.
8. The board-to-board connector of claim 7, wherein: the guide part is formed by extending along the whole length of the inner side edges of the side wall protection part and the end part protection part, and the guide part is formed by a metal plate through extraction printing processing.
9. The board-to-board connector of claim 3, wherein: the insulating body further comprises two end walls formed by upwards extending two sides of the width direction of the bottom wall and an island wall formed by upwards extending the middle position of the bottom wall, the two side walls, the two end walls and the island wall jointly define the plugging space, the end part protection part covers the upper surface of the end wall, the board-to-board connector further comprises a support frame, the support frame is fixed at two ends of the insulating body in the length direction through integral forming and is positioned outside the arrangement range of the conductive terminals, the support frame comprises a bottom plate part, a side plate part integrally connected with the bottom plate part, an end plate part integrally connected with the bottom plate part and an island wall part integrally connected with the bottom plate part, the bottom plate part is embedded in the bottom wall, the side plate part is embedded in the side wall, and the end plate part is embedded in the end wall, the island wall portion is embedded in the island wall, and the island wall portion exposes an end face of the island wall in the longitudinal direction of the insulating body.
10. The board-to-board connector according to any one of claims 1 to 9, wherein: the upper surface of the upper protection part of the side wall is higher than the upper surface of the side wall and higher than the upper surface of the lower protection part of the side wall.
CN202011586024.1A 2020-12-28 2020-12-28 Board-to-board connector Pending CN113161780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011586024.1A CN113161780A (en) 2020-12-28 2020-12-28 Board-to-board connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011586024.1A CN113161780A (en) 2020-12-28 2020-12-28 Board-to-board connector

Publications (1)

Publication Number Publication Date
CN113161780A true CN113161780A (en) 2021-07-23

Family

ID=76878090

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011586024.1A Pending CN113161780A (en) 2020-12-28 2020-12-28 Board-to-board connector

Country Status (1)

Country Link
CN (1) CN113161780A (en)

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