Electrical connector

Abstract

An electrical connector, comprising an insulating body and a terminal fixed on the insulating body, wherein the insulating body comprises a bottom wall, two end walls extending vertically from the bottom wall, and a side wall, wherein the two end walls are parallel to each other, and the side wall connects the two end walls; the terminal is fixed on the bottom wall and comprises a contact portion extending from the bottom wall, wherein the contact portion is arranged between the two end walls, and the end wall is a right triangle when viewed from a direction perpendicular to the end walls. In this way, the mating surface of the connector is simplified, and a mating frame with a special appearance structure is provided, which is convenient for users to quickly identify.

Description

[Technical field]

[0001] The invention relates to an electric connector, in particular to an electric connector with a special mating surface. [Background technology]

[0002] The prior art discloses a socket connector, including an insulating body and a terminal fixed to the insulating body. The insulating body includes a bottom wall and a docking portion extending from the bottom wall and perpendicular to the bottom wall. The docking portion is provided with a plurality of docking grooves, and the docking grooves are separated by partitions, one of which is thickened to become an anti-fool plate, and the partition and the anti-fool plate are arranged in parallel and perpendicular to the bottom wall at the same time. The insulating body includes end walls located at both ends of the partition, and side walls connected to the end walls, and the end walls are square structures.

[0003] The prior art also discloses a plug connector, including an insulating body and a terminal fixed to the insulating body. The insulating body includes a bottom wall, two end walls extending from the bottom wall and perpendicular to the bottom wall, and a side wall, the side wall connecting the two end walls, and the end wall is a square structure. In the prior art, a hexagonal joint surface is formed when the socket connector and the plug connector are docked, which is not conducive to the assembly and fixation of the waterproof ring, and its waterproof effect needs to be improved.

[0004] Therefore, it is hoped to design an improved electrical connector to overcome the above-mentioned defects. [Summary of the invention]

[0005] The technical problem to be solved by the present invention is to provide an electrical connector having a special mating surface.

[0006] To solve the above problems, the present invention can adopt the following technical solutions:

[0007] An electrical connector comprises an insulating body and a terminal fixed on the insulating body, wherein the insulating body comprises a bottom wall, two end walls extending perpendicularly from the bottom wall and a side wall, wherein the two end walls are parallel to each other, and the side wall connects the two end walls, wherein the terminal is fixed on the bottom wall and comprises a contact portion extending from the bottom wall, wherein the contact portion is arranged between the two end walls, and when viewed from a direction perpendicular to the end walls, the end walls are right triangles.

[0008] Compared with the prior art, the end wall of the electrical connector of the present invention is a right triangle, which forms a quadrilateral mating surface when mating with a docking connector, thereby simplifying the mating surface of the connectors; and providing a docking frame opening with a special appearance structure, which is convenient for users to quickly identify.

Brief Description of the Drawings

[0009] Figure 1 It is a stereoscopic diagram of a plug connector and a socket connector docking in a specific embodiment of the present invention.

[0010] Figure 2 yes Figure 1 A perspective view of the plug connector and the receptacle connector shown separated from each other.

[0011] Figure 3 yes Figure 2 The plug connector and the socket connector are separated from each other at another angle, wherein the waterproof ring is disassembled from the socket connector.

[0012] Figure 4 yes Figure 1 Exploded view of the receptacle connector shown.

[0013] Figure 5 yes Figure 1 Exploded view of the plug connector shown.

[0014] Figure 6 yes Figure 3 The plug connector and the socket connector are shown in a cross-sectional view along the dashed line AA.

[0015] Figure 7 yes Figure 1 The plug connector is shown as a cross-sectional view along the dashed line BB when the plug connector is combined with the socket connector.

[0016]

Component Symbol Description

[0017] Socket connector 100 Plug connector 200

[0018] Insulation body 1, 9 Substrate 10, 80

[0019] Front plane 101, 801 Accommodating groove 102

[0020] Slit groove 103 Fixing hole 104, 802

[0021] Bottom wall 11, 81 Locking arm 810

[0022] Locking hole 811 End wall 12, 82

[0023] Locking portion 121 Side walls 13, 83

[0024] Partition 14 Square partition 141

[0025] Pentagonal partition 142 Terminal slot 15

[0026] Socket terminal 2 Plug terminal 9

[0027] Long terminal 201, 901 Short terminal 202, 902

[0028] Contact portion 21, 91 Fixing portion 22, 92

[0029] Welding portion 23, 93 contacting protrusion 210

[0030] Cable 29 Triangular partition 84

[0031] Waterproof ring 3 Colloid 4

[0032] Encapsulation body 5, 85 Circular hole 51, 850

[0033] Screw nut 6 Locking piece 7

[0034] The following specific implementation manner will further illustrate the present invention in conjunction with the above-mentioned drawings. [Specific implementation method]

[0035] Ginseng Figures 1 to 3 As shown, the present invention discloses a socket connector 100 and a plug connector 200 that are docked with each other to form a pair of connector combinations for transmitting power. The socket connector 100 and the plug connector 200 are both provided with two openings perpendicular to each other, supporting horizontal and vertical docking in various ways.

[0036] Combine the following Figure 4 , Figure 6 The socket connector 100 is specifically introduced. The socket connector 100 includes an insulating body 1, a terminal 2 fixed to the insulating body 1, a waterproof ring 3, a cable connected to the tail of the terminal 2, and a colloid 4 sealing the rear end of the insulating body 1.

[0037] Ginseng Figure 4 The insulating body 1 includes a substrate 10 and a bottom wall 11 protruding forward from the substrate 10. The substrate 10 is located behind the bottom wall 10 and has two ends extending laterally and protruding from the bottom wall 11. The substrate 10 is provided with a fixing hole 104, and the fixing hole 104 passes through the front and rear surfaces of the substrate 10. In other embodiments, the substrate 10 can be combined with the bottom wall 11. The insulating body 1 includes two end walls 12 and a side wall 13 extending vertically from the bottom wall 11. The two end walls 12 are parallel to each other. The side wall 13 connects the two end walls 12. When viewed from a direction perpendicular to the end walls 12, the end wall 12 is a right triangle. The end wall 12 is provided with a buckling portion 120, and the buckling portion 120 is used to be fixed to a docking connector. Combination Figure 3 and Figure 6 As shown, the two end walls 12, the front ends of the side walls 13 and the front end of the bottom wall 11 form a front plane 101, and the front plane 101 and the plane where the bottom wall 11 are located are in an inclined cross structure. The front plane 101 is recessed with a receiving groove 102, and the waterproof ring 3 is received and fixed in the receiving groove 102. The insulating body 1 includes a plurality of partitions 14 extending vertically from the bottom wall 11, and the partitions 14 are located between the two end walls 12 and are parallel to the end walls 12. The adjacent partitions 14 are formed with terminal grooves 15. Figure 7As shown, the terminals 2 are respectively accommodated in the terminal grooves 15 ( Figure 7 clearly visible). Combined Figure 6 As shown, the partitions 14 all protrude from the front plane 101, and the partitions 14 include a pentagonal partition 142 and a square partition 141, and the square partition 141 also includes a thickened anti-fool plate. From the direction perpendicular to the end wall 12, the square partition 141 is a square structure, and the pentagonal partition 142 is a pentagonal structure with a hypotenuse 1420, and the hypotenuse 1420 is parallel to the front plane 101.

[0038] The socket terminal 2 includes a long socket terminal 201 and a short socket terminal 202. The long socket terminal 201 protrudes forward a distance from the short socket terminal 202, and the long socket terminal 201 is arranged closer to the side wall 13 than the short socket terminal 202. The socket terminals 2 are all accommodated in the terminal slot 15 formed by the partition 14. The plug terminal 9 and the socket terminal 2 are electrically contacted in the terminal slot 15 to achieve conduction between the socket and the plug connector. The terminal 2 includes a retaining portion 22 fixed to the bottom wall 11, and a contact portion 21 extending from one end of the retaining portion 22. The contact portion 21 is arranged between the two end walls 14 and exposed in the terminal slot 15. The contact portion 21 is provided with a contact protrusion 210. The terminal 2 extends a welding portion 23 from the other end of the retaining portion 22. The welding portion 23 is exposed at the rear end of the substrate 10 and is used to be welded with a cable to achieve electrical connection with an external circuit.

[0039] Ginseng Figures 2 to 4 As shown, in the socket connector 100 , the cable 29 is vertically welded to the welding portion 23 of the socket terminal 2 , and the colloid 4 is injected into the gap 103 formed by the cable, the welding portion 23 and the rear end of the substrate 101 by dispensing, thereby sealing the rear end of the substrate 10 .

[0040] The socket connector 100 includes a covering body 5 attached to the surface of a substrate 10, a screw-nut assembly 6 and a fastening member 7 installed at both ends of the substrate 10. The shape of the covering body 5 is adapted to the surface of the substrate 10, and the covering body 5 includes round holes 51 at both ends, and the round holes 51 cooperate with the fixing holes 104 at both ends of the substrate 10 for assembling the screw-nut assembly 6. The fastening member 7 cooperates with the fastening portion 120 of the end wall 12.

[0041] Combine the following Figure 5 , Figure 6 The plug connector 200 is specifically described. The plug connector 200 includes an insulating body 8 and a plug terminal 9 fixed to the insulating body 8. The insulating body 8 is similar in basic structure to the insulating body 1 of the socket connector 100 described above.

[0042] Ginseng Figure 5As shown, the insulating body 8 includes a substrate 80 and a bottom wall 81 protruding forward from the substrate 80. The substrate 80 is located behind the bottom wall 81 and its two ends extend horizontally and protrude from the bottom wall 81. In other embodiments, the substrate 80 and the bottom wall 81 can be combined into one. The substrate 80 is provided with a fixing hole 802. The surface of the substrate 80 is covered with a covering body 85. The covering body 85 is provided with a circular hole 850. The circular hole 850 corresponds to the fixing hole 802 of the substrate 80. The bottom wall 81 extends vertically forward to have two end walls 82 and a side wall 83. The two end walls 82 are parallel to each other. The side wall 83 connects the two end walls 82. When viewed from a direction perpendicular to the end walls 82, the end wall 82 is a right triangle. The front ends of the two end walls 82, the side walls 83 and the front end of the bottom wall 81 form a front plane 801. The front plane 801 and the plane where the bottom wall 81 are located are in an inclined cross structure. The bottom wall 81 is provided with locking arms 810 on the outer sides of the end walls 82, respectively. The locking arms 810 extend vertically forward from the bottom wall 81 and protrude out of the front plane 201. The locking arms 810 are adjacent to the end walls 82, and the ends of the locking arms 810 have locking holes 811. The locking arms 810 extend to both sides of the end walls 12 of the docking connector 100, and the locking holes 811 match the locking portions 121 provided on the end walls 12 of the docking socket connector 100, and the two are locked by the locking member 7, so as to realize the locking and fixing of the plug connector 200 and the socket connector 100. Parallel triangular partitions 84 are provided between the end walls 81, and the triangular partitions 84 have hypotenuses 840 parallel to the front plane 201. The triangular partitions 84 abut against the pentagonal partitions 142 in the socket connector 100, and their respective hypotenuses 840 and 1420 overlap, and a quadrilateral partition is formed after docking.

[0043] The plug terminal 9 includes a long plug terminal 901 and a short plug terminal 902. The long plug terminal 901 is in electrical contact with the short plug terminal 202, and the short plug terminal 902 is in electrical contact with the long plug terminal 201. The long plug terminal 901 is arranged close to the side wall 83, and the plug terminal 9 is arranged in a flat plate shape between the two end walls 82 and parallel to the end walls 82. Figure 6 As shown in FIG. 1 , when viewed from a direction perpendicular to the end wall 82, the plug terminal 9 protrudes out of the front plane 801. The plug terminal 9 includes a contact portion 91 exposed between the end walls 82, a fixing portion 92 fixed to the bottom wall 81, and a welding portion 93 extending out of the substrate 80. The contact portion 91 of the plug terminal 9 is inserted into the terminal groove 15 of the socket connector 100 and is electrically connected to the contact protrusion 210 of the socket terminal 2. Figure 7 shown.

[0044] Ginseng Figure 1 , Figure 3 and Figure 6As shown, in the specific implementation of the present invention, when the plug connector 100 and the socket connector 200 are docked, the mating surfaces 101 and 801 (i.e., the front planes described above) are formed respectively, providing a special docking surface with a special docking frame. At the same time, the mating surfaces 101 and 801 are quadrilaterals, and the waterproof ring 3 is installed on the mating surface 101 and fixed in the accommodating groove 102. After docking, the waterproof ring 3 abuts against the mating surface 801 of the plug connector 200 at the same time, thereby effectively enhancing the waterproof effect of the mating surface. The end walls 12 and 82 of the two connectors are both set as right-angled triangles, and their hypotenuses abut against each other to form quadrilateral end walls after docking; a triangular partition 84 is set to cooperate with the pentagonal partition 142 in the socket connector 100, and the appearance is special and highly recognizable. The outer sides of the end walls 12 and 82 of the two connectors are provided with matching locking parts 120 and locking arms 810 to enhance the bonding effect of each other.

[0045] The above embodiments are preferred embodiments of the present invention, but not all embodiments. Any equivalent changes made to the technical solution of the present invention by a person skilled in the art after reading the present specification are all covered by the claims of the present invention.

Claims

1. An electrical connector, which can be matched with a docking connector, comprising an insulating body, a terminal fixed to the insulating body, the insulating body comprising a bottom wall, two end walls extending vertically from the bottom wall, and a side wall, the two end walls are parallel to each other, the side wall connects the two end walls, the terminal is fixed to the bottom wall and comprises a contact portion extending from the bottom wall, the contact portion is arranged between the two end walls, characterized in that: The two end walls, the front end of the side wall and the front end of the bottom wall form a front end plane, and the front end plane and the plane where the bottom wall is located are in an inclined cross structure. When viewed from a direction perpendicular to the end wall, the end wall is a right triangle, and the terminal is a sheet structure parallel to the end wall. The contact portion of the terminal passes through and is exposed outside the front end plane.

2. The electrical connector according to claim 1, wherein: The electrical connector comprises a waterproof ring, and the waterproof ring is fixed on the front end plane.

3. The electrical connector according to claim 2, wherein: The front end plane is recessed with a receiving groove, and the waterproof ring is received in the receiving groove.

4. The electrical connector according to claim 1, wherein: Viewed from a direction perpendicular to the end wall, the front ends of the terminals all protrude out of the front end plane.

5. The electrical connector according to claim 1, wherein: The end wall is provided with a buckling portion, and the buckling portion is used to be fixed to a docking connector.

6. The electrical connector according to claim 1, wherein: The electrical connector is a socket connector, and the insulating body includes a plurality of partitions extending vertically from the bottom wall, the partitions are located between the two end walls and are parallel to the end walls, adjacent partitions are formed with terminal grooves, and the terminals are respectively accommodated in the terminal grooves; the partitions all protrude from the front end plane.

7. The electrical connector according to claim 6, wherein: The partition includes a pentagonal partition and a square partition; viewed from a direction perpendicular to the end wall, the square partition is a square structure, and the pentagonal partition is a pentagonal structure with a hypotenuse, and the hypotenuse is parallel to the front end plane.

8. The electrical connector according to claim 1, wherein: The electrical connector is a plug connector, the contact portion of the terminal is plate-shaped and parallel to the end wall; the insulating body is provided with locking arms on the outer sides of the end walls, and the locking arms extend vertically forward from the bottom wall and protrude out of the front end plane.

9. The electrical connector according to claim 8, wherein: The locking arm is adjacent to the end wall, and a locking hole is provided at the end of the locking arm for locking with a locking portion of a mating socket connector arranged on the end wall thereof.

10. The electrical connector according to claim 1, wherein: The insulating body comprises a base plate, which is located behind the bottom wall and has two ends extending transversely and protruding out of the bottom wall. The base plate is provided with a fixing hole.

Images