WO2021208518A1 - 板对板插座 - Google Patents

板对板插座 Download PDF

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Publication number
WO2021208518A1
WO2021208518A1 PCT/CN2020/141929 CN2020141929W WO2021208518A1 WO 2021208518 A1 WO2021208518 A1 WO 2021208518A1 CN 2020141929 W CN2020141929 W CN 2020141929W WO 2021208518 A1 WO2021208518 A1 WO 2021208518A1
Authority
WO
WIPO (PCT)
Prior art keywords
socket
board
outer peripheral
peripheral wall
longitudinal
Prior art date
Application number
PCT/CN2020/141929
Other languages
English (en)
French (fr)
Inventor
田刚
丁加斌
李亚勇
石义平
Original Assignee
深圳市长盈精密技术股份有限公司
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
Priority claimed from CN202010286221.5A external-priority patent/CN111613921B/zh
Priority claimed from CN202010286194.1A external-priority patent/CN111613920B/zh
Application filed by 深圳市长盈精密技术股份有限公司 filed Critical 深圳市长盈精密技术股份有限公司
Publication of WO2021208518A1 publication Critical patent/WO2021208518A1/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • 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

Definitions

  • This application relates to the field of connectors, in particular to a board-to-board socket.
  • Board-to-board connector components are widely used in consumer electronics, such as smart phones, tablet computers, wearable devices, and so on. At present, smart phones and wearable devices have extremely high space requirements, and the size of components is also shrinking.
  • the minimum height of the board-to-board plugs and sockets of the first-line board-to-board manufacturers has reached an ultra-low height of 0.6mm.
  • the pitch has also reached a distance of 0.25mm.
  • Such a small connector puts forward higher requirements for the structural strength of the connector.
  • the large-scale functional integration of existing smart phones is Current carrying capacity puts forward higher requirements. For example, LCD screens require a current transmission capacity of 5A.
  • the traditional board-to-board connector component design can no longer meet the current market's requirements for strength and current transmission.
  • the present application provides a board-to-board socket, including a socket body, a socket terminal, and a socket reinforcement.
  • the socket body includes a bottom wall and a socket protruding upward from both longitudinal ends of the bottom wall. Side walls, socket guides formed at both lateral ends of the socket body, and islands protruding upward from the bottom wall.
  • the socket reinforcement includes a main body covering the surface of the longitudinal outer peripheral wall, from both longitudinal sides of the main body A lateral outer circumferential wall covering portion extending in the lateral direction to cover the lateral outer circumferential wall and an elastic arm portion formed by bending downward from the lateral outer sides of the longitudinal ends of the main body portion, the elastic arm portion including a tensioning portion ,
  • the elastic body arm extending from the tensioning portion in the lateral outer peripheral wall covering portion and the contact piece bent from the longitudinal inner edge of the elastic body arm to extend into the plug guide portion receiving cavity, the elastic
  • the main body arm is supported on the lateral outer peripheral wall, and an elastic avoiding portion for the contact piece to be displaced in the longitudinal direction is formed on the inner side of the lateral outer peripheral wall.
  • the socket reinforcement of the board-to-board socket of the present application is formed by bending down the elastic arm portion on the support shoulder from the lateral outer sides of the longitudinal ends of the main body portion, and then bending from the inner edge of the elastic arm portion to form a contact piece Make electrical contact with the plug reinforcement.
  • the present application also provides a board-to-board socket, including a socket body, socket terminals, and a socket reinforcement.
  • Socket side walls and socket guide portions formed at both lateral ends of the socket body the socket guide portion includes a plug guide portion receiving cavity, a longitudinal outer wall located laterally outside the plug guide portion receiving cavity, and the plug guide portion A pair of horizontal outer peripheral walls on both sides of the longitudinal direction of the receiving cavity
  • the socket reinforcement member includes a main body portion covering the surface of the longitudinal outer peripheral wall, and extending from both longitudinal ends of the main body portion in the transverse direction to cover the horizontal outer peripheral wall respectively
  • the outer covering side portion and the elastic arm portion on the side of the lateral outer peripheral wall close to the plug guide portion receiving cavity from the laterally outer end of the covering side portion reversely bent and extended, and the top of the elastic arm portion faces the longitudinal outer side Bending and extending to form a hooking portion hooked on the top surface of the lateral outer peripheral wall.
  • the elastic body arm is bent and extended longitudinally outward to form a hooking portion that is hooked on the support shoulder, and the top end of the transverse outer peripheral wall covering portion is bent toward the longitudinal inner side to form at least partially covering the elastic body arm
  • the edge protection protects the elastic main body arm from damaging the elastic main body arm due to the plug reinforcement member being rubbed downward when the plug is inserted.
  • FIGS 1 to 13 are the drawings of the description of Embodiment 1 of the board-to-board connector assembly of this application:
  • Figure 1 is a combination diagram of a board-to-board connector assembly of the first embodiment
  • Figure 2 is a cross-sectional view taken along the dashed line A-A shown in Figure 1;
  • Fig. 3 is a three-dimensional assembly diagram of a board-to-board plug according to the first embodiment
  • FIG. 4 is a perspective view and a partial enlarged view of the plug body of the board-to-board plug according to the first embodiment
  • Figure 5 is a perspective view of a plug reinforcement of a board-to-board plug according to the first embodiment
  • FIG. 6 is a perspective view of the plug reinforcement of the board-to-board plug of the first embodiment from another angle;
  • Fig. 7 is a three-dimensional assembly diagram of a board-to-board socket according to the first embodiment
  • Fig. 8 is a partial enlarged view of the socket body of the board-to-board socket of the first embodiment
  • Figure 9 is a perspective view of the socket reinforcement of the board-to-board socket of the first embodiment
  • Figure 10 is a perspective view of the socket reinforcement of the board-to-board socket from another angle in the first embodiment
  • Figure 11 is a top view of the socket reinforcement of the board-to-board socket of the first embodiment
  • Figure 12 is a front or rear view of the socket reinforcement of the board-to-board socket of the first embodiment
  • Figure 13 is a left or right view of the socket reinforcement of the board-to-board socket according to the first embodiment.
  • Figure 14 is a perspective view of the socket reinforcement of the board-to-board socket of the second embodiment
  • Fig. 15 is a perspective view of the socket reinforcement of the board-to-board socket of the second embodiment from another angle.
  • 16 is a partial enlarged view of a three-dimensional assembly view of the board-to-board socket of the third embodiment
  • 17 is a partial enlarged view of a perspective view of the socket body of the board-to-board socket of the third embodiment
  • 19 is another perspective view of the socket reinforcement of the board-to-board socket of the third embodiment.
  • Figure 20 is a top view of the socket reinforcement of the board-to-board socket of the third embodiment
  • Fig. 21 is a front or rear view of the socket reinforcement of the board-to-board socket of the third embodiment.
  • Fig. 22 is a perspective view of the socket reinforcement of the board-to-board socket of the fourth embodiment.
  • the direction of this application is defined with the X direction shown in Figure 1 being the right (or horizontal direction) of the left and right direction, the Y direction being the front (or longitudinal direction) of the front and rear direction, and the Z direction being the upper side of the up and down direction (ie the vertical direction) ).
  • the board-to-board connector assembly of the present application includes a plug A mounted on a printed circuit board and a socket B mounted on another printed circuit board.
  • the plug A and the socket B are mutually connected. Buckle connection.
  • the plug A includes a plug body 10, a plurality of plug terminals 20 formed in the plug body 10, and a plug reinforcement member 30 fixed to both lateral ends of the plug body 10.
  • the socket B includes a socket body 40, socket terminals 50 installed on the socket body 40, and socket reinforcement members 60 installed and fixed on both lateral ends of the socket body 40.
  • the plug body 10 of the plug A includes a top wall 11, a pair of plug side walls 12 extending downwardly from both longitudinal sides of the top wall 11, and formed on the plug body 10
  • the plug guide portions 14 at both lateral ends and the island receiving cavity 13 formed between the top wall 11, a pair of plug side walls 12 and the plug guide portion 14.
  • the plug terminals 20 are integrally formed on a pair of plug side walls 12 in two rows in the transverse direction.
  • the plug guide portion 14 includes a bottom surface 141, a longitudinal outer side surface 142, a pair of lateral outer side surfaces 143 and faces the island.
  • the inclined surface 144 of the receiving cavity 13 The longitudinal outer side surface 142 is provided with a first notch 1421, and the lateral outer side surface 143 includes two longitudinally protruding protrusions 1431, 1432 and a second notch 1433 located between the two protrusions 1431, 1432 and A third gap 1434 between the bump 1432 and the side wall 12 of the plug.
  • the inclined surface 144 is formed with an inclined surface 1441 from the bottom surface 141 upward to the top wall 11 and a locking hole 1442 formed upwardly from the inclined surface 1441 on the side close to the bottom surface 141.
  • the plug reinforcement 30 includes a cover base 31 covering the bottom surface 141 of the plug guide 14 in the longitudinal direction, and a cover base 31 formed by bending upward from both lateral ends of the covering base 31 and covering the longitudinal outer surface.
  • the side surface 142, the longitudinal outer surface covering portion 35 and the longitudinal inner surface covering portion 34 that are inserted into the card hole 1442, and the covering base 31 are formed by bending upward from the longitudinal ends of the covering base 31 and covering the transverse outer surface.
  • the lateral outer surface covering portion 33 outside the lateral surface 143.
  • the longitudinal outer surface covering portion 35 is locked into the first gap 1421.
  • the lateral outer side covering portion 33 includes a contact portion 331 that is inserted into the second notch 1421, and the top of one end away from the longitudinal outer side covering portion 35 from the lateral outer side covering portion 33 is bent vertically to the longitudinal outer side.
  • the welding foot 332, the contact portion 331 of the lateral outer surface covering portion 33 is clamped into the second notch 1433, and the welding foot 332 is formed by being clamped into the third notch 1434 and then vertically bent to the longitudinal outside.
  • the lateral outer surface covering portion 33 is further provided with a bayonet 333 to engage the outer periphery of the protrusion 1432 to enhance the holding force between the plug reinforcement 30 and the plug guide portion 14.
  • the plug terminal 20 includes a plug terminal soldering foot 24 extending from the upper surface of the top wall 11 in the longitudinal direction outside the top wall 11, and a soldering foot 24 from the plug terminal.
  • the surface of the top wall 11 is bent to the plug terminal first contact portion 22 on the inner surface of the plug side wall 12 and the lower end of the plug terminal first contact portion 22 is reversely bent and extends on the plug side wall 12
  • the second contact portion 23 of the plug terminal is provided with a groove structure.
  • the socket body 40 of the socket B of the board-to-board connector assembly of the present application includes a bottom wall and a bottom wall extending upwardly from both longitudinal sides of the bottom wall.
  • the bottom wall of the socket body 40 is provided with a plurality of terminal grooves 46 from bottom to top.
  • the socket terminals 50 are assembled in the terminal grooves 46 upward, and the socket terminals 50 include terminal grooves 46 extending at the bottom wall.
  • the support arm portion 51 inside and exposed at the bottom of the terminal groove 46, and a socket terminal formed by bending upward from the longitudinal outer side of the support arm portion 51 and located on the longitudinal side of the island portion 45 and facing the socket side wall 42
  • the second contact portion 52, the first contact portion 53 of the socket terminal located on the longitudinal side surface of the socket side wall 42 and formed by bending upward from the longitudinal inner side of the support arm portion 51 is reversely folded from the top end of the first contact portion 53
  • a holding portion 54 formed by bending and extending and a soldering foot 55 extending from the lower end of the holding portion 54 to the lower surface of the bottom wall of the socket body 40 vertically bent toward the longitudinal outer side.
  • the plug guide portion 14 is guided into the socket guide portion 44.
  • the plug terminal 20 is clamped between the first and second contact parts 53, 52 of the socket terminal of the socket terminal 50, and the first and second contact parts 22, 23 of the plug terminal 20 are respectively connected to the socket terminal
  • the first and second contact portions 53, 52 of 50 are in electrical contact.
  • the lateral ends of the island portion 45 are provided with a protected portion 451 facing the socket guide portion 44, and the protected portion 451 includes a mesa 453 whose horizontal plane is lower than that of the island portion 45.
  • the avoidance slope 452 formed obliquely downward from the platform surface 453, the slot 454 formed downwardly recessed from the platform surface 453, and the communication that connects the avoidance slope 452 is opened from the slot 454 to the lateral outside Slot 455.
  • the socket guide 44 includes outer peripheral walls 441 and 442 and a plug guide receiving cavity 443 located between the outer peripheral walls 441 and 442.
  • the outer peripheral wall 441 includes a longitudinal outer peripheral wall 441 and a pair of transverse outer peripheral walls 442 connected to both ends of the longitudinal outer peripheral wall 441, and the transverse outer peripheral wall 442 is connected to the socket side wall 42.
  • the plug guide portion receiving cavity 443 forms a through opening 4431 penetrating in the vertical direction corresponding to the lateral extension of the island 45, and the through opening 4431 extends all the way to the lower end of the longitudinal outer peripheral wall 441.
  • First and second extension grooves 4411 and 4412 are respectively provided on the lateral outside and inside of the longitudinal outer peripheral wall 441, and the second extension groove 4412 is in communication with the through opening 4431.
  • the longitudinal outer peripheral wall 442 protrudes upward in the middle to form a supporting shoulder 4421.
  • a mounting step 4425 located at the longitudinal outer side of the supporting shoulder 4421 and extending in the transverse direction is provided.
  • the supporting shoulder 4421 is an elastic avoiding portion 4424 extending longitudinally inside and along the transverse direction.
  • the installation step portion 4425 penetrates to form a third extension groove 4428 in the vertical direction.
  • the top surface of the supporting shoulder 4421 is lower than the top surface of the socket side wall 42 and the longitudinal outer peripheral wall 441.
  • the socket reinforcement 60 includes a main body 61 covering the top surface of the longitudinal outer peripheral wall 441 in the longitudinal direction, and is bent downwardly from the lateral outer end of the main body 61
  • the longitudinal outer peripheral wall covering portion 62 of the first extension groove 4411 is bent downward from the lateral inner side of the main body portion 61 and extends to the central guide portion 63 on the protected portion 451 at the lateral end of the island portion 45 ,
  • the lateral outer peripheral wall covering portion 64 extending from the longitudinal ends of the main body 61 and located outside the lateral outer peripheral wall 442, and the elastic arm portion formed by reverse bending and extending from the lateral outer sides of the longitudinal ends of the main body 61 65.
  • the bottom of the longitudinal outer peripheral wall covering portion 62 is fixed to the printed circuit board as a solder foot, and the bottom end of the lateral outer circumferential wall covering portion 64 is used as a solder foot to extend to the printed circuit board through the third extension groove 4428 and is fixed to the printed circuit board by soldering.
  • the main body 61 faces the plug guide portion receiving cavity 443 and is folded down on both longitudinal sides of the central guide portion 63 to form first and second arcuate guide portions 611, 612.
  • the surface guide portion 611 is consistent with the guide arc surface 636 formed by bending the central guide portion 63 downward from the main body portion 61.
  • the central guide portion 63 includes a first central guide arm 631 that is bent downward from the lateral inner side of the main body 61 and extends into the second extension groove 4412, and is laterally bent from the bottom of the first central guide arm 631.
  • the bottom support arm 632 that is bent and extends along the through opening 4431 to the bottom of the protected portion 451 on both sides of the island portion 45, and extends diagonally upward from the support bottom arm 632 to the second above the protected portion 451
  • the two central guiding arms 634 and the locking end 635 bent downward from the free end of the second central guiding arm 634 and locked into the locking slot 454.
  • the first and second central guiding arms 631 and 634 are used to guide the insertion of the plug reinforcement 30 and protect the longitudinal outer peripheral wall 441 of the socket body 40 and the protected portion 451 at the lateral ends of the island portion 45.
  • the longitudinal outer side covering portion 35 and the longitudinal inner side covering portion 34 of the plug reinforcement member 30 are respectively guided by the first and second central guiding arms 631, 634 and enter the first and second supporting bottom arms 632.
  • the longitudinal outer side covering portion 35 and the longitudinal inner side covering portion 34 are not connected to the first and second central guide arms 631, 634 makes electrical contact.
  • the supporting bottom arm 632 is pressed and the mounted printed circuit board generates a supporting force so that the first and second central guiding arms 631 and 634 have certain elasticity.
  • the outer peripheral wall covering portion 64 includes a covering top portion 642 and a covering side portion 641 formed by bending downward from the longitudinal outer side of the covering top portion 642 and covering the outer surface of the lateral outer peripheral wall 442.
  • the top of the free end of the covering side portion 641 is bent inward in the longitudinal direction to be hooked to the socket side wall 43 (here, a hooking platform with a lower level than the socket side wall 43 may be formed on the socket side wall 43) Section) on the protection section 66.
  • the elastic arm portion 65 includes a tension portion 651 formed by bending downward and reversely from the outer sides of the longitudinal ends of the main body portion 61, and an elastic body arm extending from the tension portion 651 and formed under the cover top 642 652.
  • a contact piece 653 formed by bending downward from the inner edge of the elastic body arm 652 and a contact protrusion 654 formed by stamping inward from the contact piece 653.
  • the inner edge of the cover top 642 is bent to form a protective edge 643.
  • the contact piece 653 and the contact protrusion 654 thereon are at least partially located in the plug guide portion receiving cavity 43.
  • the horizontal surface of the protection portion 66 is lower than the horizontal surface of the top cover 642.
  • the contact piece 653 is located in the elastic avoiding portion 4424 and there is an elastic deformation gap between the contact piece 653 and the inner wall surface of the elastic avoiding portion 4424.
  • the lateral outer side covering portion 33 of the plug reinforcement 30 first contacts the protection edge 643 and is guided by the protection edge 643, continues to press down, and the plug reinforcement 30 squeezes outward
  • the contact piece 653 forces the contact piece 653 to move along the longitudinal outer side, so that the elastic body arm 652 moves along the longitudinal outer side on the supporting shoulder 4421 to generate elastic force.
  • the plug reinforcement 30 is electrically conducted through the contact protrusion 654.
  • FIGs 14 and 15 are the second embodiment of the board-to-board connector assembly of this application.
  • the board-to-board plug A of this embodiment is the same as that of the first embodiment. The difference lies only in the receptacle reinforcement 60 Part of the structure.
  • the contact piece 653 is formed by folding upward from the elastic body arm 652. At this time, the elastic body arm 652 and the cover top 642 The distance is greater than the distance between the elastic body arm 652 and the cover top 642 in the first embodiment, the horizontal position of the supporting shoulder 4421 is lower, or the supporting shoulder 4421 is a concave structure. Viewed from the top down, the contact piece 653 is at least partially located below the protective edge 643 to protect the contact piece 653 from being damaged.
  • the socket reinforcement 60 of the board-to-board socket of the present application is formed by bending down the elastic arm 65 on the supporting shoulder 4421 from the lateral outer sides of the longitudinal ends of the main body 61, and then from the inner edge of the elastic arm 65
  • the contact piece 653 is bent to be in electrical contact with the plug reinforcement 30, and the top of the free end of the cover side portion 641 is bent inward to form a protection portion 66 to achieve a better combination and realize the transmission of large current.
  • the third embodiment is different from the first embodiment in that a structural improvement is made to the socket reinforcement 60 and an adaptive structural change is made in the corresponding position of the socket body 40.
  • the socket guide portion 44 includes outer peripheral walls 441 and 442 and a plug guide portion receiving cavity 443 located between the outer peripheral walls 441 and 442.
  • the outer peripheral wall 441 includes a longitudinal outer peripheral wall 441 and a pair of transverse outer peripheral walls 442 connected to both ends of the longitudinal outer peripheral wall 441, and the transverse outer peripheral wall 442 is connected to the socket side wall 42.
  • the socket reinforcement 60 includes a main body 61 covering the top surface of the longitudinal outer peripheral wall 441 in the longitudinal direction, and is bent downward from the lateral outer end of the main body 61 and extends into the longitudinal outer periphery of the first extension groove 4411
  • the wall covering portion 62, the central guide portion 63 on the protected portion 451 that is bent downward from the laterally inner side of the main body portion 61 and extends to the lateral end of the island portion 45, and extends from both longitudinal ends of the main body portion 61
  • a transverse outer peripheral wall covering portion 64 covering the longitudinal outer side of the transverse outer peripheral wall 442 is formed, an elastic arm portion 65 extending from the transverse outer peripheral wall covering portion 64 to the outer side of the transverse outer peripheral wall covering portion 64 and extending to the inner elastic avoiding portion 4424 and a self
  • the top of the free end of the lateral outer peripheral wall covering portion 64 is bent to form a protection portion 66 that is hung on the protection stand 4422.
  • the lateral outer peripheral wall covering portion 64 includes a covering top 642 covering the top of the lateral outer peripheral wall 442, and a covering side formed by bending downward from the longitudinal outer side of the covering top 642 and covering the outer surface of the lateral outer peripheral wall 442 The portion 641 and the protective edge 643 formed by bending from the cover top 642 toward the plug guide portion receiving cavity 43.
  • the elastic arm portion 65 is formed by bending in the opposite direction from the laterally outer side of the covering side portion 641.
  • the elastic arm portion 65 includes a tension portion 651 formed by bending on the communicating step portion 4426, an elastic body arm 652 extending from the tension portion 651 into the elastic avoiding portion 4424, and an elastic body arm 652 formed from the elastic
  • the top of the main arm 652 is bent along the longitudinal outer side to form a hooking portion 655 that is hooked on the supporting shoulder 4421.
  • the elastic body arm 652 is stamped and formed with a contact protrusion 654 toward the plug guide portion receiving cavity 43. There is a deformation gap between the elastic body arm 652 and the inner wall surface of the supporting shoulder 4421.
  • the free end 642 of the longitudinal outer peripheral wall covering portion 62 is fixed to the printed circuit board as a solder leg, and the bottom end of the covering side portion 641 is used as a solder leg to extend to the printed circuit board through the third extension groove 4428 and be fixed by welding .
  • the main body 61 faces the plug guide portion receiving cavity 443 and is folded down on both longitudinal sides of the central guide portion 63 to form first and second arcuate guide portions 611, 612.
  • the surface guide portion 611 is consistent with the guide arc surface 636 formed by bending the central guide portion 63 downward from the main body portion 61.
  • the structure of the central guide portion 63 is the same as that of the first embodiment, and will not be repeated here.
  • the elastic body arm 652 is at least partially located on the protective edge Below 643.
  • the contact protrusion 654 is located in the plug guide portion receiving cavity 43.
  • the top surface of the hanging portion 655 is level with the top cover 642.
  • the arc surface line of the bent portion of the hook portion 655 is consistent with the second arc surface guide portion 612 on the main body portion 61.
  • the lateral outer side covering portion 33 of the plug reinforcement 30 is first guided by the protective edge 643, the first and second curved guide portions 611, 612, and the bent portion of the hooking portion 655. Correct insertion position; the plug A continues to be inserted, the lateral outer side covering portion 33 presses the elastic body arm 652 along the longitudinal outer side, and the hook portion 655 keeps the elastic body arm 652 from being downward.
  • the elastic body arm 652 is squeezed and deformed toward the supporting shoulder 4421 and provides elastic force.
  • the contact protrusion 654 is finally connected to the plug reinforcement 30
  • the contact portion 331 realizes electrical contact to transmit current.
  • the plug reinforcement 30 and the socket reinforcement 60 are electrically contacted with the two contact protrusions 654 in the longitudinal direction to transmit current.
  • the elastic body arm 652 is bent and extended longitudinally outward to form a hook portion 655 that is hooked on the support shoulder 4421, and the top end of the lateral outer peripheral wall covering portion 64 is bent toward the longitudinal inner side to form at least a part of the cover.
  • the protective edge of the elastic body arm 652 protects the elastic body arm 652 from damaging the elastic body arm 652 when the plug reinforcement 30 is rubbed downward when the plug is inserted.
  • FIG. 22 is the fourth embodiment of the board-to-board connector assembly of this application.
  • the board-to-board plug A of this embodiment is the same as that of the third embodiment. The difference lies only in the partial structure of the socket reinforcement 60 .
  • the difference between the fourth embodiment and the third embodiment is that the protection portion 66 is eliminated, and the free end of the covering side portion 641 is bent inward to form a blocking block 67 that is inserted into the lateral outer peripheral wall 442. The positioning of the free end of the side portion 641 is covered.
  • the same technical effect as the first embodiment can be achieved.

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  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

一种板对板插座，包括插座本体、插座端子及插座加强件，所述插座本体包括底壁、自所述底壁纵向两端向上凸出形成的插座侧壁、形成于所述插座本体横向两端的插座引导部及自所述底壁向上凸出形成岛部，所述插座引导部包括插头引导部接收腔、位于所述插头引导部接收腔横向外侧的纵向外周壁及位于所述插头引导部接收腔纵向两侧的一对横向外周壁，所述插座加强件包括覆盖于所述纵向外周壁上表面的主体部、自所述主体部延伸覆并盖于所述横向外周壁外的横向外周壁遮盖部及自所述主体部纵向两端的横向外侧向下反向折弯形成的弹性臂部，所述弹性臂部包括延伸入所述插头引导部接收腔内的接触片。

Description

板对板插座
本申请要求于2020年4月13日提交中国专利局的两件中国专利申请的优先权，该等中国专利申请依次为：申请号为202010286221.5，发明名称为“板对板插座”；申请号为202010286194.1，发明名称为“板对板插座”。
技术领域
本申请涉及连接器领域，尤指一种板对板插座。
 背景技术
板对板连接器组件被广泛应用于消费电子领域，诸如智能手机、平板电脑、可穿戴设备等。当前智能手机及可穿戴设备均对空间要求极高，零组件的尺寸同样在缩减，一线板对板厂家的板对板插头与插座配合后的最低高度已经达到了0.6mm的超低高度，端子间距也达到了0.25mm的距离，如此微小的连接器，对于连接器结构强度提出了较高的要求，且相较于传统板对板连接器组件，现有智能手机大规模的功能集成，对电流承载能力提出更高的要求，如液晶屏等对电流传输要求达到5A的承载能力，传统的板对板连接器组件设计已无法适应目前市场对强度及电流传输的要求。
 技术问题
鉴于此，有必要提供一种板对板插座，满足产品在轻薄化后的仍具有较好的强度且能传输大电流的需求。
 技术解决方案
为解决上述技术问题，本申请提供了一种板对板插座，包括插座本体、插座端子及插座加强件，所述插座本体包括底壁、自所述底壁纵向两端向上凸出形成的插座侧壁、形成于所述插座本体横向两端的插座引导部及自所述底壁向上凸出形成的岛部，所述插座引导部包括插头引导部接收腔、位于所述插头引导部接收腔横向外侧的纵向外周壁及位于所述插头引导部接收腔纵向两侧的一对横向外周壁，所述插座加强件包括覆盖于所述纵向外周壁表面的主体部、自所述主体部纵向两侧沿横向方向延伸覆盖于所述横向外周壁外的横向外周壁遮盖部及自所述主体部纵向两端的横向外侧向下反向折弯形成的弹性臂部，所述弹性臂部包括拉紧部、自所述拉紧部延伸于所述横向外周壁遮盖部内的弹性主体臂及自所述弹性主体臂纵向内侧缘折弯形成延伸入所述插头引导部接收腔内的接触片，所述弹性主体臂支撑于所述横向外周壁上，所述横向外周壁内侧形成有供所述接触片沿纵向位移的弹性避让部。
本申请板对板插座的插座加强件通过从主体部纵向两端的横向外侧向下折弯形成于所述支撑肩部上的弹性臂部，再从所述弹性臂部内侧缘折弯形成接触片与插头加强件电性接触。
为解决上述技术问题，本申请还提供了一种板对板插座，包括插座本体、插座端子及插座加强件，所述插座本体包括底壁、自所述底壁纵向两端向上凸出形成的插座侧壁及形成于所述插座本体横向两端的插座引导部，所述插座引导部包括插头引导部接收腔、位于所述插头引导部接收腔横向外侧的纵向外周壁及位于所述插头引导部接收腔纵向两侧的一对横向外周壁，所述插座加强件包括覆盖于所述纵向外周壁表面的主体部、自所述主体部纵向两端分别沿横向方向延伸覆盖于所述横向外周壁外的遮盖侧部及自所述遮盖侧部横向外侧一端反向折弯延伸至所述横向外周壁靠近所述插头引导部接收腔一侧的弹性臂部，所述弹性臂部顶部朝纵向外侧折弯延伸形成挂接于所述横向外周壁顶面上的挂接部。
 有益效果
本申请通过在弹性主体臂上朝纵向外侧折弯延伸形成挂接于支撑肩部上的挂接部，并通过横向外周壁遮盖部顶端朝纵向内侧折弯形成至少部分遮盖所述弹性主体臂的保护边缘，保护所述弹性主体臂在插头插入时，不会因为插头加强件向下擦挂而损坏所述弹性主体臂。
 附图说明
此处所说明的附图用来提供对本申请的进一步理解，构成本申请的一部分，本申请的示意性实施例及其说明用于解释本申请，并不构成对本申请的不当限定。在附图中：
图1至图13为本申请板对板连接器组件实施例一的说明书附图：
图1为实施例一板对板连接器组件的组合图；
图2为沿图1所示A-A虚线的剖视图；
图3为实施例一板对板插头的立体组合图；
图4为实施例一板对板插头的插头本体的立体图及其局部放大图；
图5为实施例一板对板插头的插头加强件的立体图；
图6为实施例一板对板插头的插头加强件另一角度的立体图；
图7为实施例一板对板插座的立体组合图；
图8为实施例一板对板插座的插座本体的局部放大图；
图9为实施例一板对板插座的插座加强件的立体图；
图10为实施例一板对板插座的插座加强件另一角度的立体图；
图11为实施例一板对板插座的插座加强件的俯视图；
图12为实施例一板对板插座的插座加强件的前或后视图；
图13为实施例一板对板插座的插座加强件的左或右视图。
图14、图15为实施例二的说明书附图：
图14为实施例二板对板插座的插座加强件的立体图；
图15为实施例二板对板插座的插座加强件另一角度的立体图。
图16至图21为实施例三的说明书附图；
图16为实施例三板对板插座的立体组合图的局部放大图；
图17为实施例三板对板插座的插座本体的立体图的局部放大图；
图18为实施例三板对板插座的插座加强件的立体图；
图19为实施例三板对板插座的插座加强件另一角度的立体图；
图20为实施例三板对板插座的插座加强件的俯视图；
图21为实施例三板对板插座的插座加强件的前或后视图。
图22为实施例四板对板插座的插座加强件的立体图。
 本发明的实施方式
为使本申请的目的、技术方案和优点更加清楚，下面将结合本申请具体实施例及相应的附图对本申请技术方案进行清楚、完整地描述。显然，所描述的实施例仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
本申请的方向定义以图1所示X方向为左右方向的右方（或横向方向），以Y方向为前后方向的前方（或纵向方向），以Z方向为上下方向的上方（即垂直方向）。
实施例一
请参阅图1所示，本申请板对板连接器组件包括贴装于印刷电路板上的插头A及贴装于另一印刷电路板上的插座B，所述插头A与所述插座B相互扣持连接。
所述插头A包括插头本体10、成型于所述插头本体10内的若干插头端子20及固定于所述插头本体10横向两端的插头加强件30。所述插座B包括插座本体40、安装于所述插座本体40上插座端子50及安装固定于所述插座本体40横向两端的插座加强件60。
请参阅图2至图6所示，所述插头A的插头本体10包括顶壁11、自所述顶壁11纵向两侧向下延伸形成的一对插头侧壁12、形成于所述插头本体10横向两端的插头引导部14及形成于所述顶壁11、一对插头侧壁12与插头引导部14之间的岛部接收腔13。
所述插头端子20在横向方向上呈两排一体成型于一对插头侧壁12上，所述插头引导部14包括底表面141、纵向外侧面142、一对横向外侧面143及朝向所述岛部接收腔13的斜面144。所述纵向外侧面142上设有第一缺口1421，所述横向外侧面143包括两个纵向凸出的凸块1431，1432、位于两个凸块1431，1432之间的第二缺口1433及位于所述凸块1432与所述插头侧壁12之间的第三缺口1434。所述斜面144形成有自所述底表面141向上至所述顶壁11的倾斜面1441及自所述倾斜面1441在靠近所述底表面141一侧向上凹陷形成的卡孔1442。
所述插头加强件30包括沿纵向方向覆盖于所述插头引导部14的底表面141上的覆盖基部31、自所述覆盖基部31横向两端向上折弯延伸形成的分别覆盖于所述纵向外侧面142与卡入所述卡孔1442内的纵向外侧面覆盖部35与纵向内侧面覆盖部34及自所述覆盖基部31纵向两端向上折弯延伸形成的沿横向方向覆盖于所述横向外侧面143外的横向外侧面覆盖部33。所述纵向外侧面覆盖部35卡入所述第一缺口1421内。
所述横向外侧面覆盖部33包括卡入所述第二缺口1421内的接触部331、自所述横向外侧面覆盖部33远离所述纵向外侧面覆盖部35一端顶部垂直向纵向外侧折弯形成的焊脚332，所述横向外侧面覆盖部33的接触部331卡入所述第二缺口1433内，所述焊脚332是卡入所述第三缺口1434后再向纵向外侧垂直折弯形成的，所述横向外侧面覆盖部33上还设有卡口333以卡入所述凸块1432外周，增强所述插头加强件30与所述插头引导部14之间的固持力。
重点参阅图2所示，所述插头端子20包括在自所述顶壁11上表面在纵向方向延伸出所述顶壁11外的插头端子焊脚24、自所述插头端子焊脚24沿所述顶壁11表面折弯至所述插头侧壁12的内侧面上的插头端子第一接触部22及自所述插头端子第一接触部22低端反向折弯延伸于所述插头侧壁12外侧面上的插头端子第二接触部23。所述插头端子第二接触部23上开设有凹槽结构。
请继续参阅图1、图2、图7、图8所示，本申请的板对板连接器组件的插座B的插座本体40包括底壁、自所述底壁纵向两侧向上延伸形成的一对插座侧壁42、自所述底壁位于一对所述插座侧壁42之间向上凸出形成的岛部45、形成于所述插座本体40横向两端的插座引导部44及形成于所述岛部45与一对所述插座侧壁42之间的插头侧壁接收腔43。
所述插座本体40的底壁自下向上开设有若干端子槽46，所述插座端子50向上组装于所述端子槽46内，所述插座端子50包括延伸于所述底壁处的端子槽46内并露出于所述端子槽46底部的支撑臂部51、自所述支撑臂部51纵向外侧向上折弯延伸形成的位于所述岛部45纵向侧面并朝向所述插座侧壁42的插座端子第二接触部52、自所述支撑臂部51纵向内侧向上折弯形成的位于所述插座侧壁42纵向侧面的插座端子第一接触部53、自所述第一接触部53顶端反向折弯延伸形成的固持部54及自所述固持部54低端垂直折弯朝纵向外侧延伸于所述插座本体40底壁下表面的焊脚55。
所述插头A与所述插座B配合时，所述岛部45收容于所述插头A的岛部接收腔13内，所述插头A的插头侧壁12收容于所述插座B的插头侧壁接收腔43内，所述插头引导部14引导入所述插座引导部44内。所述插头端子20卡入所述插座端子50的插座端子第一、第二接触部53，52之间，所述插头端子20的第一、第二接触部22，23分别与所述插座端子50的第一、第二接触部53，52电性接触。
重点参阅图8所示，所述岛部45的横向两端朝向所述插座引导部44处设有被保护部451，所述被保护部451包括水平面低于所述岛部45的台面部453、自所述台面部453斜向下方倾斜形成的避让斜面452、自所述台面部453向下凹陷形成的卡槽454及自所述卡槽454向横向外侧开设连通所述避让斜面452的连通槽455。
所述插座引导部44包括外周壁441，442及位于所述外周壁441，442之间的插头引导部接收腔443。所述外周壁441包括纵向外周壁441及连接于所述纵向外周壁441两端的一对横向外周壁442，所述横向外周壁442与所述插座侧壁42连接。
所述插头引导部接收腔443对应所述岛部45横向延伸处形成在上下方向贯通的贯通口4431，所述贯通口4431一直延伸至所述纵向外周壁441下端。所述纵向外周壁441的横向外侧与内侧分别设有第一、第二延伸槽4411，4412，所述第二延伸槽4412与所述贯通口4431连通。所述纵向外周壁442中间向上凸出形成支撑肩部4421，在所述支撑肩部4421的外周分别设有位于所述支撑肩部4421纵向外侧且沿横向方向延伸的安装台阶部4425及位于所述支撑肩部4421纵向内侧且沿横向方向延伸的弹性避让部4424。所述安装台阶部4425部分在垂直方向上贯穿形成第三延伸槽4428。所述支撑肩部4421的顶面低于所述插座侧壁42与纵向外周壁441的顶面。
请继续参阅图9至图13所示，所述插座加强件60包括沿纵向方向覆盖于所述纵向外周壁441顶面的主体部61、自所述主体部61横向外端向下折弯延伸入所述第一延伸槽4411的纵向外周壁遮盖部62、自所述主体部61横向内侧向下折弯并延伸至所述岛部45横向端部的被保护部451上的中央引导部63、自所述主体部61纵向两端延伸形成的位于所述横向外周壁442外的横向外周壁遮盖部64及自所述主体部61纵向两端的横向外侧反向折弯延伸形成的弹性臂部65。
所述纵向外周壁遮盖部62的底部作为焊脚固定至印刷电路板上，所述横向外周壁覆盖部64的底端作为焊脚通过所述第三延伸槽4428延伸至印刷电路板上焊接固定。所述主体部61朝向所述插头引导部接收腔443一侧在所述中央引导部63纵向两侧向下翻折形成有第一、第二弧面引导部611，612，所述第一弧面引导部611与所述中央引导部63自所述主体部61向下折弯形成的引导弧面636保持一致。
所述中央引导部63包括自所述主体部61横向内侧向下折弯延伸于所述第二延伸槽4412内的第一中央导引臂631、自所述第一中央导引臂631底部横向折弯并沿所述贯通口4431延伸至所述岛部45两侧的被保护部451底部的支撑底臂632、自所述支撑底臂632斜向上延伸至所述被保护部451上方的第二中央导引臂634及自所述第二中央导引臂634自由端向下折弯并卡入所述卡槽454内的卡入端部635。所述第一、第二中央导引臂631，634用于引导所述插头加强件30的插入并保护所述插座本体40的纵向外周壁441与岛部45横向两端的被保护部451。所述插头加强件30的纵向外侧面覆盖部35与纵向内侧面覆盖部34分别被所述第一、第二中央导引臂631，634引导并进入所述支撑底臂632上方的第一、第二中央导引臂631，634之间，但是在插入状态下，所述纵向外侧面覆盖部35与所述纵向内侧面覆盖部34不与所述第一、第二中央导引臂631，634产生电性接触。插入过程中，所述支撑底臂632受压与贴装的印刷电路板产生支撑力量使所述第一、第二中央导引臂631，634具备一定的弹性。
所述外周壁覆盖部64包括遮盖顶部642及自所述遮盖顶部642纵向外侧向下折弯形成的遮盖于所述横向外周壁442外侧面的遮盖侧部641。所述遮盖侧部641的自由端顶部沿纵向方向内侧折弯形成挂接于插座侧壁43（此处可以在插座侧壁43上形成一个比所述插座侧壁43水平面更低的挂接台部）上的保护部66。
所述弹性臂部65包括自所述主体部61纵向两端外侧向下反向折弯形成的拉紧部651、自所述拉紧部651延伸形成于所述遮盖顶部642下的弹性主体臂652、自所述弹性主体臂652内侧边缘向下折弯形成的接触片653及自所述接触片653向内冲压形成的接触凸部654。所述弹性主体臂652与所述遮盖顶部642之间存在弹性间隙，且所述弹性主体臂652的底面支撑于所述支撑肩部4421上以提供弹性力。所述遮盖顶部642的内侧缘折弯形成有保护边缘643，在所述插头A未插入所述插座B内时，即所述插座B处于自然状态下，从上往下观察（即图11所示），所述接触片653及其上的接触凸部654至少部分位于所述插头引导部接收腔43内。所述保护部66的水平面低于所述遮盖顶部642的水平面。所述接触片653位于所述弹性避让部4424内且与所述弹性避让部4424的内壁面之间存在弹性形变间隙。
在插头A插入时，所述插头加强件30的横向外侧面覆盖部33先接触所述保护边缘643并得到所述保护边缘643的引导，继续下压，所述插头加强件30向外侧挤压所述接触片653并迫使所述接触片653沿纵向外侧移动，使所述弹性主体臂652在所述支撑肩部4421上沿纵向外侧移动产生弹性力。所述插头加强件30通过所述接触凸部654电性导通。
 
实施例二
请继续参阅图14、图15所示，为本申请板对板连接器组件的第二实施例，本实施例的板对板插头A与实施例一一致，区别仅在于插座加强件60的部分结构上。
实施例二相较于实施例一的区别在于：所述接触片653是自所述弹性主体臂652向上翻折形成的，此时，所述弹性主体臂652与所述遮盖顶部642之间的距离大于实施例一中所述弹性主体臂652与所述遮盖顶部642之间的距离，所述支撑肩部4421的水平位置更低，或者所述支撑肩部4421为凹陷结构。从上往下观察，所述接触片653至少部分位于所述保护边缘643下方以保护所述接触片653不被损坏。
本申请板对板插座的插座加强件60通过从主体部61纵向两端的横向外侧向下折弯形成于所述支撑肩部4421上的弹性臂部65，再从所述弹性臂部65内侧缘折弯形成接触片653与插头加强件30电性接触，而所述遮盖侧部641的自由端顶部向内折弯形成保护部66以实现更好的结合，同时实现了大电流的传输。
 
实施例三
实施例三区别于实施例一，在于对所述插座加强件60做出了结构上的改进及在所述插座本体40对应的位置上做出适应性的结构改变。
请参阅图16至图21所示，所述插座引导部44包括外周壁441，442及位于所述外周壁441，442之间的插头引导部接收腔443。所述外周壁441包括纵向外周壁441及连接于所述纵向外周壁441两端的一对横向外周壁442，所述横向外周壁442与所述插座侧壁42连接。
所述插座加强件60包括沿纵向方向覆盖于所述纵向外周壁441顶面的主体部61、自所述主体部61横向外端向下折弯延伸入所述第一延伸槽4411的纵向外周壁遮盖部62、自所述主体部61横向内侧向下折弯并延伸至所述岛部45横向端部的被保护部451上的中央引导部63、自所述主体部61纵向两端延伸形成覆盖于所述横向外周壁442纵向外侧的横向外周壁遮盖部64、自所述横向外周壁遮盖部64横向外侧反向折弯延伸至所述弹性避让部4424内的弹性臂部65及自所述横向外周壁遮盖部64自由端顶部折弯形成的挂接于所述保护台4422上的保护部66。
所述横向外周壁遮盖部64包括覆盖于所述横向外周壁442顶部的遮盖顶部642、自所述遮盖顶部642纵向外侧向下折弯形成的遮盖于所述横向外周壁442外侧面的遮盖侧部641及自所述遮盖顶部642朝向所述插头引导部接收腔43折弯形成的保护边缘643。所述弹性臂部65是自所述遮盖侧部641横向外侧反向折弯形成的。
所述弹性臂部65包括折弯形成于所述连通台阶部4426上的拉紧部651、自所述拉紧部651延伸至所述弹性避让部4424内的弹性主体臂652及自所述弹性主体臂652顶部沿纵向外侧折弯形成的挂接于所述支撑肩部4421上的挂接部655。所述弹性主体臂652朝向所述插头引导部接收腔43冲压形成有接触凸部654。所述弹性主体臂652与所述支撑肩部4421的内壁面之间存在形变间隙。
所述纵向外周壁遮盖部62的自由端642作为焊脚固定至印刷电路板上，所述遮盖侧部641的底端作为焊脚通过所述第三延伸槽4428延伸至印刷电路板上焊接固定。所述主体部61朝向所述插头引导部接收腔443一侧在所述中央引导部63纵向两侧向下翻折形成有第一、第二弧面引导部611，612，所述第一弧面引导部611与所述中央引导部63自所述主体部61向下折弯形成的引导弧面636保持一致。
所述中央引导部63结构同实施例一，此处不再赘述。
在所述插头A未插入所述插座B内时，即所述插座B处于自然状态下，从上往下观察（即图11所示），所述弹性主体臂652至少部分位于所述保护边缘643下方。所述接触凸部654位于所述插头引导部接收腔43内。所述挂接部655的顶面与所述遮盖顶部642持平。所述挂接部655折弯部分的弧面线与所述主体部61上的第二弧面引导部612一致。
在插头A插入时，所述插头加强件30的横向外侧面覆盖部33先得到所述保护边缘643、第一、第二弧面引导部611，612及挂接部655折弯部分的引导获得正确的插入位置；所述插头A继续插入，所述横向外侧面覆盖部33沿纵向外侧挤压所述弹性主体臂652，所述挂接部655保持所述弹性主体臂652不会被向下擦挂翻折而损坏，所述插头A最终插入后，所述弹性主体臂652被朝向支撑肩部4421挤压形变并提供弹性力，所述接触凸部654最终与所述插头加强件30的接触部331实现电性接触以传输电流。所述插头加强件30与所述插座加强件60通过纵向方向的两个接触部331与两个接触凸部654电性接触传输电流。
本实施例通过在弹性主体臂652上朝纵向外侧折弯延伸形成挂接于支撑肩部4421上的挂接部655，并通过横向外周壁遮盖部64顶端朝纵向内侧折弯形成至少部分遮盖所述弹性主体臂652的保护边缘，保护所述弹性主体臂652在插头插入时，不会因为插头加强件30向下擦挂而损坏所述弹性主体臂652。
实施例四
请继续参阅图22所示，为本申请板对板连接器组件的第四实施例，本实施例的板对板插头A与实施例三一致，区别仅在于插座加强件60的部分结构上。
实施例四相较于实施例三的区别在于：取消所述保护部66，而通过所述遮盖侧部641的自由端向内折弯形成卡入所述横向外周壁442内的卡块67实现遮盖侧部641自由端的定位。可实现与实施例一相同的技术效果。
以上所述仅为本申请的实施例而已，并不用于限制本申请。对于本领域技术人员来说，本申请可以有各种更改和变化。凡在本申请的精神和原理之内所作的任何修改、等同替换、改进等，均应包含在本申请的权利要求范围之内。

Claims (20)

1. 一种板对板插座，包括插座本体、插座端子及插座加强件，所述插座本体包括底壁、自所述底壁纵向两端向上凸出形成的插座侧壁、形成于所述插座本体横向两端的插座引导部及自所述底壁向上凸出形成的岛部，所述插座引导部包括插头引导部接收腔、位于所述插头引导部接收腔横向外侧的纵向外周壁及位于所述插头引导部接收腔纵向两侧的一对横向外周壁，其特征在于，所述插座加强件包括覆盖于所述纵向外周壁表面的主体部、自所述主体部延伸并覆盖于所述横向外周壁外的横向外周壁遮盖部及自所述主体部纵向两端的横向外侧向下反向折弯形成的弹性臂部，所述弹性臂部包括拉紧部、自所述拉紧部延伸于所述横向外周壁遮盖部内的弹性主体臂及自所述弹性主体臂纵向内侧缘折弯形成延伸入所述插头引导部接收腔内的接触片，所述弹性主体臂支撑于所述横向外周壁上，所述横向外周壁内侧形成有供所述接触片沿纵向位移的弹性避让部。
2. 如权利要求1所述的板对板插座，其特征在于，所述横向外周壁遮盖部包括自所述主体部纵向两端沿横向方向延伸形成于所述横向外周壁上方的遮盖顶部及自所述遮盖顶部纵向外侧向下折弯包覆于所述横向外周壁外侧面的遮盖侧部，所述弹性主体臂位于所述遮盖顶部下方，所述遮盖顶部与所述弹性主体臂之间存在形变间隙。
3. 如权利要求2所述的板对板插座，其特征在于，所述接触片上冲压形成有向所述插头引导部接收腔突出的接触凸部，所述遮盖顶部的内侧缘还向下折弯形成有弧形的保护边缘，从上往下观察，所述接触片至少部分与所述保护边缘重叠。
4. 如权利要求3所述的板对板插座，其特征在于，所述接触片是自所述弹性主体臂内侧缘向上或向下折弯形成，所述横向外周壁上形成有支撑肩部，所述弹性主体臂支撑于所述支撑肩部上。
5. 如权利要求4所述的板对板插座，其特征在于，所述支撑肩部纵向内侧对应所述接触片位置处形成有弹性避让部，所述弹性避让部提供上所述接触片沿纵向方向的形变空间，所述弹性主体臂的纵向外侧缘与所述遮盖侧部之间存在移动间隙，所述弹性主体臂可沿所述支撑肩部上表面在纵向方向移动。
6. 如权利要求5所述的板对板插座，其特征在于，所述支撑肩部纵向外侧形成有安装台阶部，所述遮盖侧部沿所述安装台阶部延伸覆盖所述横向外周壁外侧。
7. 如权利要求6所述的板对板插座，其特征在于，所述遮盖侧部的自由端顶部沿纵向内侧折弯形成有保护部，所述横向外周壁或插座侧壁上设有支撑所述保护部的挂接台部，所述挂接台部的顶面水平位置低于所述插座侧壁与所述主体部的顶面的水平位置。
8. 如权利要求7所述的板对板插座，其特征在于，所述岛部的横向两端设有水平位置低于所述岛部的被保护部，所述插座加强件还包括自所述主体部横向内侧向下折弯并延伸至所述被保护部并覆盖所述被保护部的中央引导部。
9. 如权利要求8所述的板对板插座，其特征在于，所述插座加强件还包括自所述主体部横向外侧向下折弯并覆盖所述纵向外周壁的纵向外周壁遮盖部，所述纵向外周壁遮盖部底部作为焊脚固定。
10.如权利要求9所述的板对板插座，其特征在于，所述插头引导部接收腔在所述被保护部与纵向外周壁之间形成有贯通口，所述中央引导部包括自所述主体部横向内侧向下折弯延伸于所述纵向外周壁内侧面上的第一中央导引臂、自所述第一中央导引臂折弯并沿所述贯通口延伸至所述被保护部底部的支撑底臂及自所述支撑底臂折弯沿所述被保护部延伸的第二中央导引臂，所述被保护部包括水平面低于所述岛部的台面部、自所述台面部斜向下方倾斜形成的避让斜面及自所述台面部向下凹陷形成的卡槽，所述第二中央导引臂沿所述避让斜面斜向上延伸，所述第二中央导引部的末端向下折弯形成卡入所述卡槽内的卡入端部。
11. 一种板对板插座，包括插座本体、插座端子及插座加强件，所述插座本体包括底壁、自所述底壁纵向两端向上凸出形成的插座侧壁及形成于所述插座本体横向两端的插座引导部，所述插座引导部包括插头引导部接收腔、位于所述插头引导部接收腔横向外侧的纵向外周壁及位于所述插头引导部接收腔纵向两侧的一对横向外周壁，其特征在于，所述插座加强件包括覆盖于所述纵向外周壁表面的主体部、自所述主体部延伸并覆盖于所述横向外周壁外的遮盖侧部及自所述遮盖侧部横向外侧一端反向折弯延伸至所述横向外周壁靠近所述插头引导部接收腔一侧的弹性臂部，所述弹性臂部顶部朝纵向外侧折弯延伸形成挂接于所述横向外周壁顶面上的挂接部。
12. 如权利要求11所述的板对板插座，其特征在于，所述插座加强件还包括自所述主体部纵向两端沿横向方向延伸形成的覆盖于所述横向外周壁顶面与外侧面的横向外周壁遮盖部，所述横向外周壁遮盖部包括覆盖于所述横向外周壁顶部的遮盖顶部，所述遮盖侧部是自所述遮盖顶部纵向外侧缘向下折弯延伸形成并覆盖于所述横向外周壁外侧。
13. 如权利要求12所述的板对板插座，其特征在于，所述弹性臂部包括自所述遮盖侧部横向外侧端反向折弯形成的拉紧部及自所述拉紧部沿横向方向延伸形成的弹性主体臂，所述挂接部是自所述弹性主体臂自由端的顶部朝纵向外侧折弯形成的。
14. 如权利要求13所述的板对板插座，其特征在于，所述横向外周壁包括向上凸出的支撑肩部、开设于所述支撑肩部纵向外侧用于安装所述遮盖侧部的安装台阶部、开设于所述支撑肩部纵向内侧以提供弹性形变空间给所述弹性主体臂的弹性避让部及在所述支撑肩部横向外端连通所述弹性避让部与安装台阶部的连通台阶部，所述拉紧部位于所述连通台阶部上。
15. 如权利要求14所述的板对板插座，其特征在于，所述遮盖顶部的纵向内侧朝向所述插头引导部接收腔折弯形成有保护边缘，所述弹性主体臂还包括朝所述插头引导部接收腔方向冲压形成的接触凸部，从上往下观察，所述弹性主体臂位于所述保护边缘下方，所述接触凸部位于所述插头引导部接收腔内。
16. 如权利要求15所述的板对板插座，其特征在于，所述弹性主体臂与所述支撑肩部的内壁面之间存在形变间隙，所述主体部朝向所述插头引导部接收腔一侧边缘折弯形成有第一、第二弧面引导部，所述保护边缘所述第一、第二弧面引导部衔接。
17. 如权利要求14所述的板对板插座，其特征在于，所述遮盖侧部远离所述拉紧部一侧的自由端顶部朝向所述插头引导部接收腔折弯形成有保护部，所述横向外周壁对应所述保护部位置处形成有水平位置低于所述支撑肩部的保护台，所述保护部支撑于所述保护台上。
18. 如权利要求11所述的板对板插座，其特征在于，所述插座本体还包括自所述底壁向上凸出形成的位于一对所述插座侧壁之间的岛部，所述岛部的横向两端设有水平位置低于所述岛部的被保护部，所述插座加强件还包括自所述主体部横向内侧向下折弯并延伸至所述被保护部并覆盖所述被保护部的中央引导部。
19. 如权利要求18所述的板对板插座，其特征在于，所述插座加强件还包括自所述主体部横向外侧向下折弯并覆盖所述纵向外周壁的纵向外周壁遮盖部，所述纵向外周壁遮盖部底部作为焊脚固定。
20. 如权利要求19所述的板对板插座，其特征在于，所述插头引导部接收腔在所述被保护部与纵向外周壁之间形成有贯通口，所述中央引导部包括自所述主体部横向内侧向下折弯延伸于所述纵向外周壁内侧面上的第一中央导引臂、自所述第一中央导引臂折弯并沿所述贯通口延伸至所述被保护部底部的支撑底臂及自所述支撑底臂折弯沿所述被保护部延伸的第二中央导引臂，所述被保护部包括水平面低于所述岛部的台面部、自所述台面部斜向下方倾斜形成的避让斜面及自所述台面部向下凹陷形成的卡槽，所述第二中央导引臂沿所述避让斜面斜向上延伸，所述第二中央导引部的末端向下折弯形成卡入所述卡槽内的卡入端部。
 
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CN114824939B (zh) * 2022-05-05 2023-12-19 深圳市爱特姆科技有限公司 一种高频及高速传输的细间距板对板连接器

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