阅读说明：本技术 一种板对板连接器插头、插座及连接器组合 (Plug, socket and connector combination of board-to-board connector ) 是由 张典伟 于 2019-09-11 设计创作，主要内容包括：本发明涉及连接器领域,具体涉及一种板对板连接器插头、插座及连接器组合,板对板连接器插座的扣合凸台与板对板连接器插头的第二扣合槽配合,板对板连接器插座的第二端子与板对板连接器插头的第一端子配合,在第一端子和第二端子的接触处通过第一卡扣凸起与第一卡扣槽配合,采用接触可靠性高的卡扣式为提高板对板连接器插座和插头的组合力,在提高组合力的同时,使插头与插座锁定时更加牢固,插拔力度大。(The invention relates to the field of connectors, in particular to a board-to-board connector plug, a socket and a connector combination.)

1. The utility model provides a board to board connector socket, includes second insulating rubber shell (2), sets up a plurality of second terminal (5) on second insulating rubber shell (2) and sets up ground piece (6) at second insulating rubber shell (2) both ends, its characterized in that: the insulating glue packaging structure is characterized in that a first buckling groove (10) is formed in the second insulating glue shell (2), a buckling boss (8) is arranged in the middle of the first buckling groove (10), positioning convex portions (7) are arranged at the bottoms of the first buckling groove (10) at the two ends of the buckling boss (8), first slots (12) penetrating through the bottom of the second insulating glue shell (2) are symmetrically arranged on the two side faces of the buckling boss (8), second slots (9) are formed in the groove wall of the first buckling groove (10), and the second slots (9) penetrate through the bottom of the second insulating glue shell (2).

2. A board-to-board connector receptacle according to claim 1, wherein: the second terminal (5) comprises a second fixing part (52) which is matched with the second slot (9) in an inserting way, one end of the second fixing part (52) is provided with a second welding part (51) extending along two sides of the second insulating rubber shell (2), the other end of the second fixing part (52) is provided with a first buckling part (53) which is bent reversely, a first buckling groove (56) is arranged on one side of the first buckling part (53) towards the first buckling groove (10), the lower end of the first buckling part (53) is bent and extended towards the direction of the first slot (12) to form a first elastic bending part (54), the right end of the first elastic bending part (54) is bent towards the inside of the first buckling groove (10) and extends to form a second elastic bending part (55), the tail end of the second elastic bending part (55) bends towards the interior of the first buckling groove (10) and extends to form a third elastic bending part (57), and the third elastic part (57) is of an arc barb structure.

3. A board-to-board connector receptacle according to claim 2, wherein: the opening width of the first buckling groove (56) is equal to the width of the second terminal (5).

4. A board-to-board connector receptacle according to claim 2, wherein: the included angle between the first elastic bending part (54) and the horizontal direction ranges from 5 degrees to 10 degrees.

5. A board-to-board connector receptacle according to claim 1, wherein: the ground slice (6) comprises a ground slice main body (63) embedded in the surface of the end part of the second insulating rubber shell (2), the two ends of the ground slice main body (63) are respectively provided with a ground slice extending part (61) which is bent vertically, the end part of the ground slice extending part (61) extends to the two sides of the second insulating rubber shell (2) to form a third welding part (62), and the middle part of the ground slice main body (63) is provided with a ground slice fixing part (60) embedded into the second insulating rubber shell (2).

6. A board-to-board connector plug, comprising: the insulation plastic shell comprises a first insulation plastic shell (1), a plurality of first terminals (3) arranged on the first insulation plastic shell (1) and fixing pieces (4) embedded in two end portions of the first insulation plastic shell (1), wherein second buckling grooves (13) are formed in the surface of the first insulation plastic shell (1), the first terminals (3) are fixedly arranged on the groove walls of the second buckling grooves (13) and are uniformly arranged, positioning grooves (11) are formed in the surfaces of the two end portions of the first insulation plastic shell (1), and the fixing pieces (4) extend out of two sides of the first insulation plastic shell (1).

7. A board-to-board connector plug according to claim 6, wherein: the first terminal (3) comprises a first fixing part (32) embedded on the inner side face of the second buckling groove (13), a second buckling part (34) bent and extending along the outer side face of the second buckling groove (13) is arranged at one end of the first fixing part (32), a welding bending part (36) extending towards the outer side of the first insulating rubber shell (1) is arranged at the other end of the first fixing part (32), a first welding part (31) is arranged on the welding bending part (36), a second buckling groove (33) is arranged on one side, towards the second buckling groove (13), of the first fixing part (32), and a first buckling protrusion (37) is arranged on the surface of the second buckling part (34).

8. A board-to-board connector plug according to claim 7, wherein: the length of the first snap projection (37) is equal to the width of the first terminal (3).

9. A board-to-board connector plug according to claim 7, wherein: and the upper end of the second buckling part (34) is provided with a fixed bent part (35) inserted into the first insulating rubber shell (1).

10. A board-to-board connector assembly, comprising: comprising a board-to-board connector socket according to any one of claims 1-5 and a board-to-board connector plug according to any one of claims 6-9, wherein the snap-fit projections (8) of the board-to-board connector socket mate with the second snap-fit grooves (13) of the board-to-board connector plug, and the second terminals (5) of the board-to-board connector socket mate with the first terminals (3) of the board-to-board connector plug.

Technical Field

The invention relates to the field of connectors, in particular to a plug, a socket and a connector combination of a board-to-board connector.

Background

A board-to-board connector is a connector applied to the inside of an electronic product, and is used for realizing signal transmission between two circuit boards. Generally, a board-to-board connector includes a plug connector and a receptacle connector that are mated with each other. The plug connector and the socket connector are respectively welded on the corresponding circuit boards through the welding parts of the conductive terminals thereof, so that the connectors are respectively fixed with the corresponding circuit boards. When the plug connector is inserted into the socket connector, the electrical connection between the two circuit boards can be achieved.

In the existing board-to-board connector assembly, the contact part of the terminal on the socket and the terminal on the plug usually adopts a contact type structure, the combined force of the two terminals is small, when the connector is plugged and pulled for many times or the plugging and pulling force is overlarge, the elasticity of the terminal on the socket is easily lost, the combined force of the socket terminal and the plug terminal of the connector is reduced, and thus the normal transmission of signals in electronic products is influenced by poor contact.

Disclosure of Invention

The invention aims to provide a board-to-board connector socket, a plug and a connector combination.

In order to achieve the above purpose, the invention adopts the technical scheme that: the utility model provides a board to board connector socket, including the second insulating cement shell, set up a plurality of second terminal and the ground piece of setting at second insulating cement shell both ends on the second insulating cement shell, be equipped with first lock groove on the second insulating cement shell, the middle part in first lock groove is equipped with the lock boss, the both ends of lock boss are provided with the location convex part in first lock tank bottom, the both sides face symmetry of lock boss is provided with the first slot that runs through second insulating cement shell bottom, be equipped with the second slot on the cell wall in first lock groove, the second slot runs through second insulating cement shell bottom.

Preferably, the second terminal comprises a second fixing portion in plug-in fit with the second slot, one end of the second fixing portion is provided with a second welding portion extending along two sides of the second insulating rubber case, the other end of the second fixing portion is provided with a first buckling portion bent in the opposite direction, one side of the first buckling portion, which faces the first buckling groove, is provided with a first buckling groove, the lower end of the first buckling portion bends and extends towards the first slot to form a first elastic bent portion, the right end of the first elastic bent portion bends and extends towards the first buckling groove to form a second elastic bent portion, the tail end of the second elastic bent portion bends and extends towards the first buckling groove to form a third elastic bent portion, and the third elastic portion is of an arc inverted hook structure.

Preferably, the opening width of the first latching groove is equal to the width of the second terminal.

Preferably, the included angle between the first elastic bending part and the horizontal direction ranges from 5 degrees to 10 degrees.

Preferably, the ground piece comprises a ground piece main body embedded in the end surface of the second insulating rubber shell, two ends of the ground piece main body are respectively provided with a ground piece extending portion bent vertically, the end portion of the ground piece extending portion extends to two sides of the second insulating rubber shell to form a third welding portion, and the middle of the ground piece main body is provided with a ground piece fixing portion embedded in the second insulating rubber shell.

The invention also provides a board-to-board connector plug, which comprises a first insulating rubber shell, a plurality of first terminals arranged on the first insulating rubber shell and fixing pieces embedded in two end parts of the first insulating rubber shell, wherein the surface of the first insulating rubber shell is provided with second buckling grooves, the first terminals are fixedly arranged on the groove walls of the second buckling grooves and are uniformly arranged, the surfaces of the two end parts of the first insulating rubber shell are provided with positioning grooves, and the fixing pieces extend out along two sides of the first insulating rubber shell.

Preferably, the first terminal comprises a first fixing portion embedded on the inner side surface of the second buckling groove, one end of the first fixing portion is provided with a second buckling portion extending along the outer side surface of the second buckling groove in a bending mode, the other end of the first fixing portion is provided with a welding bending portion extending towards the outer side of the first insulating rubber case, the welding bending portion is provided with a first welding portion, one side of the first fixing portion, towards the second buckling groove, is provided with a second buckling groove, and the surface of the second buckling portion is provided with a first buckling protrusion.

Preferably, the length of the first catching protrusion is equal to the width of the first terminal.

Preferably, the upper end of the second buckling part is provided with a fixed bent part inserted into the first insulating rubber shell.

The invention also provides a board-to-board connector assembly, which comprises a board-to-board connector socket and a board-to-board connector plug, wherein the buckling boss of the board-to-board connector socket is matched with the second buckling groove of the board-to-board connector plug, and the second terminal of the board-to-board connector socket is matched with the first terminal of the board-to-board connector plug.

The invention has the beneficial effects that: first terminal on the board to the board connector socket and the second terminal on the board to the board connector plug pass through first buckle arch and first buckle slot cooperation, simultaneously through third elasticity bight and second buckle slot cooperation, the buckle formula that adopts the contact reliability to be high has improved the combined force of board to board connector socket and plug, make the board to board connector integrated configuration compact, and its electric current and signal transmission's speed and quality all have promotion by a wide margin, when improving the combined force, it is more firm when making plug and socket locking, the plug dynamics is big.

Drawings

Fig. 1 is a cross-sectional view of a board-to-board connector assembly of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a board-to-board connector receptacle according to an embodiment of the present invention.

Fig. 3 is another structural diagram of a board-to-board connector receptacle according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a second terminal according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a floor tile according to an embodiment of the invention.

Fig. 6 is a schematic structural diagram of a board-to-board connector plug according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a first terminal according to an embodiment of the invention.

Fig. 8 is a schematic structural diagram of a board-to-board connector assembly according to an embodiment of the present invention.

Fig. 9 is another structural diagram of the board-to-board connector assembly according to the embodiment of the invention.

Fig. 10 is a structural view of a section B-B in fig. 8.

The text labels shown in the figures are represented as: 1. a first insulating rubber shell; 2. a second insulating rubber shell; 3. a first terminal; 4. a fixing sheet; 5. a second terminal; 6. a ground slice; 7. a positioning projection; 8. buckling the lug bosses; 9. a terminal insertion slot; 10. a first fastening slot; 11. positioning a groove; 12. a first slot; 13. a second fastening groove; 31. a first weld; 32. a first fixed part; 33. a second snap-fit groove; 34. a second fastening part; 35. a fixed bent portion; 36. welding the bent part; 37. a first snap projection 51, a second welding part; 52. a second fixed part; 53. a first fastening part; 54. a first elastic bent portion; 55. a second elastic bent portion; 56. a first snap groove; 57. a third elastic bent portion; 60. a ground plate fixing part; 61. a ground extension; 62. a third weld; 63. a tablet main body.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.