CN219329408U - Electric connector assembly - Google Patents

Abstract

The utility model discloses an electric connector assembly, which comprises an electric connector and a first complementary electric connector capable of being in plug-in fit with the electric connector, wherein the electric connector comprises an insulating shell, a plug-in groove formed in the insulating shell and a terminal assembly arranged in the plug-in groove, and the terminal assembly comprises an upper row of terminal groups and a lower row of terminal groups; the first complementary electric connector comprises a first insulating body and a first complementary terminal assembly, wherein the first complementary terminal assembly is arranged in the first insulating body and can be inserted into the inserting groove to conduct an upper row of terminals and a lower row of terminals; the first complementary terminal assembly is provided with a first complementary contact part exposed on the upper surface of the first insulating body and used for contacting with the upper row of terminal groups, and a second complementary contact part exposed on the lower surface of the first insulating body and used for contacting with the lower row of terminal groups. The electric connector component can provide various use scenes and expands the application range.

Description

Electric connector assembly

Technical Field

The present disclosure relates to connectors, and particularly to an electrical connector assembly.

Background

The electric connector assembly is used for enabling one electronic device, device or substrate to be in pluggable electric connection with another electronic device, device or substrate, and further enabling the electronic device, device or substrate to be in electric signal transmission with the other electronic device, device or substrate. The electrical connector assembly generally includes an electrical connector disposed on one electronic device, component or substrate and a complementary electrical connector in mating engagement with the electrical connector disposed on another electronic device, component or substrate. When the electric connector is a female electric connector, the corresponding complementary electric connector is a male electric connector which can be plugged on the female electric connector, and when the electric connector is a male electric connector, the corresponding complementary electric connector is an electric connector which can be plugged on the male electric connector.

The jumper wire function that traditional electric connector subassembly required can't realize electronic equipment, when needs on the electronic equipment adjust the break-make of different electrical signals through the jumper wire to adjust the operating condition of equipment, traditional electric connector subassembly can't realize such function. How to realize the jumper function on the basis of utilizing the original electric connector of the electronic equipment, and improving the utilization rate and the application range of the electric connector assembly become the technical problem which needs to be solved urgently.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: an electrical connector assembly capable of implementing a jumper function is provided.

In order to solve the technical problems, the utility model adopts a technical scheme that: an electric connector assembly is provided, comprising an electric connector and a first complementary electric connector which can be in plug-in fit with the electric connector, wherein the electric connector comprises an insulating shell, a plug groove formed in the insulating shell and a terminal assembly arranged in the plug groove, and the terminal assembly comprises an upper row of terminal groups and a lower row of terminal groups; the first complementary electric connector comprises a first insulating body and a first complementary terminal assembly, wherein the first complementary terminal assembly is arranged in the first insulating body and can be inserted into the inserting groove to conduct an upper row of terminals and a lower row of terminals; the first complementary terminal assembly is provided with a first complementary contact part exposed on the upper surface of the first insulating body and used for contacting with the upper row of terminal groups, and a second complementary contact part exposed on the lower surface of the first insulating body and used for contacting with the lower row of terminal groups.

Further, a plurality of plug cavities are arranged on the first insulating body, a first slit communicated with each plug cavity is formed in the upper surface of the first insulating body at a position corresponding to each plug cavity, a second slit communicated with each plug cavity is formed in the lower surface of the first insulating body at a position corresponding to each plug cavity, and a third slit communicated with each plug cavity is formed in a side surface, away from the electric connector, of the first insulating body along the plug direction;

the first complementary terminal assembly comprises a plurality of complementary terminals which are spliced in the splicing cavities in a one-to-one correspondence manner; wherein each complementary terminal enters the plug cavity from a corresponding third slot; all penetrate through the corresponding first slits to be exposed on the upper surface of the first insulating body, so as to form the first complementary contact part; the second complementary contact portions are formed by penetrating through the corresponding second slits to be exposed on the lower surface of the first insulating body.

Further, the first insulation body comprises a thicker first base part and a thinner first tongue part, the plugging cavity comprises a first cavity penetrating through the first base part along the plugging direction and a second cavity which is arranged in the first tongue part and communicated with the first cavity, and the length of the second cavity along the vertical direction is smaller than that of the first cavity along the vertical direction; the first slit is arranged at the position of the upper surface of the first tongue corresponding to the second cavity, and the second slit is arranged at the position of the lower surface of the first tongue corresponding to the second cavity.

Further, the complementary terminal comprises a positioning section arranged in the first cavity and a contact section arranged in the second cavity, the positioning section is provided with an embedded part capable of being embedded into the inner cavity wall of the first cavity to realize positioning, the part, facing the first slotting, of the contact section forms the first complementary contact part, and the part, facing the second slotting, of the contact section forms the second complementary contact part.

Further, a positioning convex part is arranged on a cavity wall of one side, close to the direction of the electric connector, in the second cavity, and the convex surface of the positioning convex part faces away from the direction of the electric connector; a positioning concave part is formed on one side of the contact section, which faces the positioning convex part, and the positioning concave part is matched with the positioning convex part in a concave-convex mode so as to realize the positioning of the contact section in the vertical direction.

Further, a first ear and a second ear are arranged on two sides of the first base, the first ear and the second ear both comprise a connecting portion connected with the first base and a pinching portion far away from one end of the first base on the connecting portion, a gap is formed between the pinching portion and the first base, and a barb portion is arranged on one side surface of the pinching portion far away from the first base.

Further, the pinching portion is defined as a pinching piece having one end connected to the connecting portion and the other end extending in the plugging direction in a direction away from the electrical connector, the tip of the barb portion facing in a direction away from the electrical connector and the large end facing in a direction toward the electrical connector.

Further, the connector further comprises a second complementary electric connector capable of being in plug fit with the electric connector, wherein the second complementary electric connector comprises a second insulating body and a second complementary terminal assembly which is arranged in the second insulating body and is used for conducting with a terminal assembly of the electric connector; the second complementary terminal assembly comprises an upper row of complementary terminal groups and a lower row of complementary terminal groups, wherein the upper row of complementary terminal groups are provided with third complementary contact parts which are exposed on the upper surface of the second insulating body and are used for being in contact conduction with the upper row of terminal groups, and the lower row of complementary terminal groups are provided with fourth complementary contact parts which are exposed on the lower surface of the second insulating body and are used for being in contact conduction with the lower row of terminal groups.

Further, a plurality of upper plug cavities are arranged on the second insulating body at positions corresponding to the upper row of complementary terminal assemblies, and one section of each upper plug cavity, close to the electric connector, penetrates through the upper surface of the second insulating body upwards; a plurality of lower plug cavities are arranged on the second insulating body at positions corresponding to the lower row of complementary terminal assemblies, and a section of each lower plug cavity, which is close to the electric connector, penetrates through the lower surface of the second insulating body downwards;

The upper row of complementary terminal assemblies comprise a plurality of upper complementary terminals which are arranged in the upper plug cavities in a one-to-one correspondence manner, and a section of each upper complementary terminal, which is close to the electric connector, is upwards exposed on the upper surface of the second insulating body so as to form the third complementary contact part; the lower row of complementary terminal assemblies comprise a plurality of lower complementary terminals which are arranged in the plurality of lower plug cavities in a one-to-one correspondence manner, and a section of each lower complementary terminal, which is close to the electric connector, is downwards exposed on the lower surface of the second insulating body so as to form the fourth complementary contact part.

Further, the second insulating body comprises a thicker second base part and a thinner second tongue part, and the upper plug cavity and the lower plug cavity both comprise a first cavity penetrating through the second base part along the plug direction and a second cavity arranged in the second tongue part and communicated with the first cavity; the second cavity of the upper plug cavity upwards penetrates through the upper surface of the second tongue, and the second cavity of the lower plug cavity downwards penetrates through the lower surface of the second tongue.

The electric connector assembly of the utility model enables the electric connector to be plugged with a first complementary electric connector with a jumper wire function or with an electronic device or a component with a second electric connector according to different requirements. The jumper device is arranged as a first complementary electric connector which can be matched with the electric connector in a pluggable way, and the jumper function can be realized without changing the internal structure of the electric connector.

Drawings

Fig. 1 is a schematic structural view of an embodiment of an electrical connector assembly according to the present utility model.

Fig. 2 and 3 are schematic structural views of the electrical connector of fig. 1, with one of the upper and lower terminals removed.

Fig. 4 is a cross-sectional view of the electrical connector of fig. 3 at the upper and lower mating cavities without the upper and lower terminals (first column on the left).

Fig. 5 is a schematic view of the structure of the upper and lower terminals of fig. 3.

Fig. 6 is a cross-sectional view of the upper and lower mating cavities of fig. 3 with upper and lower terminals inserted therein.

Fig. 7 is a schematic view of the first complementary electrical connector of fig. 1 with complementary terminals removed from the first left row of mating cavities.

Fig. 8 is a cross-sectional view of fig. 7 with complementary terminals removed from the mating cavity.

Fig. 9 is a schematic structural view of the complementary terminals of the first complementary electrical connector.

Fig. 10 is a schematic view of another embodiment of an electrical connector assembly of the present utility model.

Fig. 11 and 12 are schematic structural views of the second complementary electrical connector of fig. 10, with one of the upper and lower terminals removed.

Fig. 13 is a cross-sectional view of the second complementary electrical connector of fig. 12 with the upper and lower terminals removed from the upper and lower mating cavities.

Fig. 14 is a schematic structural view of the upper and lower complementary terminals of the second complementary electrical connector.

Fig. 15 is a cross-sectional view of the upper and lower mating cavities of fig. 12 with upper and lower terminals inserted therein.

The meaning of the reference numerals in the drawings are:

an electrical connector 100; an insulating housing 110; an upper surface 111; a lower surface 112; a mating surface 113; a mounting surface 114; a socket 120; an upper groove wall 121; a lower groove wall 122; a bottom groove wall 123; a terminal assembly 130; an upper terminal 131; a positioning section 131a; an embedded portion 1311a; a contact section 131b; straight section 1311b; curved section 1312b; a welding section 131c; a lower terminal 132; a positioning section 132a; an embedding portion 1321a; a contact section 132b; straight section 1321b; curved segment 1322b; a welding section 132c; gaps J1, J2; an upper mating cavity 140; a first cavity 141; a second cavity 142; the avoidance chamber 143; a lower socket cavity 150; a first cavity 151; a second cavity 152; the avoidance cavity 153;

a first complementary electrical connector 200; a first insulating body 210; an upper surface 211; a first slit 211a; a lower surface 212; complementary mating surface 213; a gripping surface 214; a third slit 214a; a first base 21a; a first tongue portion 21b; a first ear 221; a second ear 222; a connection block 222a; pinch piece 222b; a barb 222c; gap J3; a first complementary terminal assembly 230; a complementary terminal 231; a positioning section 231a; an embedded portion 2311a; a contact section 231b; a first complementary contact 2311b; a second complementary contact 2312b; a positioning recess 2313b; a socket cavity 240; a first cavity 241; a second cavity 242; a positioning protrusion 242a;

A second complementary electrical connector 300; a second insulating body 310; an upper surface 311; a lower surface 312; a complementary mating surface 313; a mounting surface 314; a second base 31a; a second tongue 31b; upper inclined blocking edge 311b; a lower inclined stop edge 312b; a second complementary terminal assembly 330; upper complementary terminal 331; a positioning section 331a; an embedded portion 3311a; a contact section 331b; a third complementary contact 3311b; a welding section 331c; a declined section 331d; a lower complementary terminal 332; positioning segment 332a; an insertion portion 3321a; a contact section 332b; third complementary contact 3321b; a welding section 332c; an upper socket cavity 340; a first cavity 341; a second cavity 342; an upper receiving cavity 343; a lower receiving cavity 344; a lower mating cavity 350; a first cavity 351; a second cavity 352; an upper receiving cavity 353; the lower receiving cavity 354.

Detailed Description

For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 3, the electrical connector assembly of the present utility model includes an electrical connector 100 and a first complementary electrical connector 200 capable of being mated with the electrical connector 100. In the illustrated embodiment, the electrical connector 100 is defined as a female socket connector and the first complementary electrical connector 200 is defined as a male socket connector that is a plug-fit with the female socket connector. It should be appreciated that in other embodiments, the properties of the electrical connector 100 and the first complementary electrical connector 200 may be reversed, such as defining the electrical connector 100 as a male receptacle connector and the first complementary electrical connector 200 as a female receptacle connector, as well.

The electrical connector 100 includes an insulative housing 110, a mating slot 120 formed in the insulative housing 110, and a terminal assembly 130 disposed in the mating slot 120. One side of the insulating housing 110 in the vertical direction is defined as an upper surface 111, one side of the insulating housing 110 in the vertical direction is defined as a lower surface 112, one side of the insulating housing 110 in the plugging direction toward the first complementary electrical connector 200 is defined as a mating surface 113 for plugging-in mating with the first complementary electrical connector 200, and one side of the insulating housing 110 opposite to the mating surface 113 is defined as a mounting surface 114. The mounting surface 114 is a surface on which the electrical connector 100 is mounted when mounted on a device such as an electronic device or a board. If the plugging direction is defined as a Y-axis direction (hereinafter, the plugging direction is referred to as a Y-axis direction) and the vertical direction is defined as a Z-axis direction (hereinafter, the vertical direction is referred to as a Z-axis direction), the plugging grooves 120 may be defined as being distributed on the insulating housing 110 along an X-axis direction perpendicular to the Y-axis, wherein the X-axis and the Y-axis are two axes perpendicular to each other in the horizontal direction. The X and Y axes form a horizontal plane, the upper and lower surfaces 111 and 112 are parallel or approximately parallel to the horizontal plane, the X and Z axes form a vertical plane, and the mating and mounting surfaces 113 and 114 are parallel or approximately parallel to the vertical plane.

The mating groove 120 opens in the direction of the first complementary electrical connector 200, and the mating groove 120 has an upper groove wall 121, a lower groove wall 122, and a bottom groove wall 123 in the direction of the mounting face 114. An upper row of plugging cavities are arranged on the upper side groove wall 121 in the plugging groove 120, and each upper row of plugging cavities consists of a plurality of upper plugging cavities 140 which are distributed on the upper side groove wall 121 at intervals along the X-axis direction. A lower row of plugging cavities are arranged on the lower groove wall 122 in the plugging groove 120, and each lower row of plugging cavities is composed of a plurality of lower plugging cavities 150 which are distributed on the lower groove wall 122 at intervals along the X-axis direction, and each lower plugging cavity 150 is located under each upper plugging cavity 140. The lower plugging cavity 150 and the upper plugging cavity 140 are both penetrated through the insulating housing 110 along the Y-axis direction, the lower plugging cavity 150 is penetrated through the lower side groove wall 122 of the plugging groove 120 along the Z-axis direction, and the upper plugging cavity 140 is penetrated through the upper side groove wall 121 of the plugging groove 120 along the Z-axis direction.

Referring to fig. 4, in the illustrated embodiment, the upper socket cavity 140 and the lower socket cavity 150 each include a first cavity 141, 151 penetrating the bottom groove wall 123 along the Y-axis direction, and a second cavity 142, 152 penetrating the corresponding upper and lower groove walls 121, 122 along the Y-axis direction. The width (length along the X-axis direction) of the first cavity 141 of the upper socket cavity 140 is greater than the width of the second cavity 142, and the upper cavity wall of the first cavity 141 is lower than the upper cavity wall of the second cavity 142. The lower part of the first cavity 141 is formed with an avoidance cavity 143 communicated with the first cavity 141 along the Z-axis direction, the length of the avoidance cavity 143 is identical to the length of the first cavity 141, that is, the avoidance cavity 143 penetrates through the bottom groove wall 123 of the plugging groove 120 along the Y-axis direction, and the width of the avoidance cavity 143 is identical to the width of the second cavity 142 and is smaller than the width of the first cavity 141.

The width (length along the X-axis direction) of the first cavity 151 of the lower socket cavity 150 is greater than the width of the second cavity 152, and the lower cavity wall of the first cavity 151 is higher than the lower cavity wall of the second cavity 152. The avoidance cavity 153 communicated with the first cavity 151 along the Z-axis direction is formed above the first cavity 151, the length of the avoidance cavity 153 is identical to that of the first cavity 151, that is, the avoidance cavity 153 penetrates through the bottom wall of the plugging slot 120 along the Y-axis direction, and the width of the avoidance cavity 153 is identical to that of the second cavity 152 and is smaller than that of the first cavity 151.

With continued reference to fig. 2, the terminal assembly 130 includes an upper row of terminal sets disposed in the upper row of socket cavities and a lower row of terminal sets disposed in the lower row of socket cavities. The upper row of terminal groups includes a plurality of upper terminals 131 disposed in the plurality of upper jack cavities 140 in a one-to-one correspondence, and the lower row of terminal groups includes a plurality of lower terminals 132 disposed in the lower jack cavities 150 in a one-to-one correspondence. The upper and lower terminals 131 and 132 may be defined to have the same shape and size, and each upper and lower terminals 131 and 132 are disposed in each upper and lower mating cavities 140 and 150, respectively, in an up-down symmetrical manner.

Referring to fig. 5 and 6, the upper terminal 131 and the lower terminal 132 each include a positioning section 131a, 132a disposed in the first cavity 141, 151, a contact section 131b, 132b disposed in the second cavity 142, 152, and a soldering section 131c, 132c disposed on the mounting surface 114 along the Z-axis direction, wherein the positioning section 131a, 132a, the contact section 131b, 132b, and the soldering section 131c, 132c are integrally formed. Both sides of the positioning sections 131a, 132a of the upper and lower terminals 131, 132 along the X-axis direction are respectively provided with embedded parts 1311a, 1321a for being embedded into both side cavity walls of the corresponding first cavities 141, 151 to realize positioning along the Y-axis direction, the widths (lengths along the X-axis direction) of the positioning sections 131a, 132a of the upper and lower terminals 131, 132 are larger than the widths of the contact sections 131b, 132b and/or the widths of the welding sections 131c, 132c, and the widths of the positioning sections 131a, 132a are adapted to the widths of the first cavities 141, 151. The contact sections 131b, 132b are formed by extending the positioning sections 131a, 132a towards the first complementary electrical connector 200 along the Y-axis direction, the contact sections 131b, 132b have straight sections 1311b, 1321b near the positioning sections 131a, 132a and curved sections 1312b, 1322b near the first complementary electrical connector 200, the width of the contact sections 131b, 132b is adapted to the width of the second cavities 142, 152 and the avoidance cavities 143, and the height of the curved sections 1312b, 1322b (the length along the Z-axis direction) is adapted to the height of the avoidance cavities 143, 143. The curved arc section 1312b of the upper terminal 131 has an arc top facing downward, and the curved arc section 1322b of the lower terminal 132 has an arc top facing upward, thereby forming a pair of clamping portions having a smaller pitch than the other non-clamping portions. The welding section 131c of the upper terminal 131 is formed by extending upward from one end of the positioning section 131a away from the contact section 131b, and the welding section 132c of the lower terminal 132 is formed by extending downward from one end of the positioning section 132a away from the contact section 132 b.

When the upper terminal 131 is assembled in the upper socket cavity 140, the upper terminal 131 is first placed in the direction of the mounting surface 114 of the insulating housing 110, the curved section 1312b of the upper terminal 131 is aligned with the avoiding cavity 143 located below the first cavity 141, and the positioning section 131a and the contact section 131b of the upper terminal 131 are aligned with (in the same plane as) the upper socket cavity 140; next, the upper terminal 131 is horizontally moved in the Y-axis direction toward the complementary electrical connector to be inserted into the upper socket cavity 140, wherein: the curved section 1312b horizontally passes through the avoidance cavity 143 along the Y-axis direction, and then is partially disposed in the second cavity 142 (the top of the arc protrudes downward out of the second cavity 142), the flat section 1311b horizontally passes through the first cavity 141 along the Y-axis direction and then is disposed in the second cavity 142, the positioning section 131a is horizontally disposed in the first cavity 141, and the embedded parts 1311a on two sides of the positioning section 131a are respectively embedded in the cavities on two sides of the first cavity 141. Since the upper wall of the first cavity 141 of the upper socket cavity 140 is lower than the upper wall of the second cavity 142, a gap J1 is formed between the upper surface of the contact section 131b of the upper terminal 131 and the upper wall of the second cavity 142 of the upper socket cavity 140, and the gap J1 provides a space for the upper terminal 131 to move upward when the upper terminal 131 moves upward due to the upward pressing force.

When the lower terminal 132 is assembled in the lower socket cavity 150, the lower terminal 132 is first placed in the direction of the mounting surface 114 of the insulating housing 110, the curved section 1322b of the lower terminal 132 is aligned with the avoiding cavity 153 located above the first cavity 151 of the lower socket cavity, and the positioning section 132a and the contact section 132b of the lower terminal 132 are aligned with (in the same plane as) the lower socket cavity 150; next, the lower terminal 132 is horizontally moved in the Y-axis direction toward the complementary electrical connector to be inserted into the lower mating cavity 150, wherein: the curved section 1322b horizontally passes through the avoidance cavity 153 along the Y-axis direction and then is disposed in the second cavity 152 of the lower socket cavity 150 (the top of the arc upwards protrudes out of the second cavity 152), the straight section 1321b horizontally passes through the first cavity 151 of the lower socket cavity 150 along the Y-axis direction and then is disposed in the second cavity 152, the positioning section 132a is disposed in the first cavity 151, and the embedded parts 1321a on two sides of the positioning section 132a are respectively embedded in the cavities on two sides of the first cavity 151. Since the lower cavity wall of the first cavity 151 of the lower socket cavity 150 is higher than the lower cavity wall of the second cavity 152, a gap J2 is formed between the lower surface of the contact section 132b of the lower terminal 132 and the lower cavity wall of the second cavity 152 of the lower socket cavity 150, and the gap J2 provides a space for the lower terminal 132 to move downward when the lower terminal 132 moves downward due to downward pressing force.

Referring to fig. 1, 7 and 8, the first complementary electrical connector 200 includes a first insulating body 210 and a first complementary terminal assembly 230 disposed in the first insulating body 210 and capable of being inserted into the plugging slot 120 to conduct the upper row of terminals and the lower row of terminals.

A side of the first insulating body 210 upward in the Z-axis direction is defined as an upper surface 211, a side of the first insulating body downward in the Z-axis direction is defined as a lower surface 212, a side of the first insulating body toward the electrical connector 100 in the Y-axis direction is defined as a complementary mating surface 213, and a side of the first insulating body opposite to the complementary mating surface 213 is defined as a grip surface 214. The first insulating body 210 includes a thicker first base 21a and a thinner first tongue 21b. The first base 21a is further away from the electrical connector 100, and the height (length in the Z-axis direction) of the first base 21a is greater than the height of the mating groove 120 of the electrical connector 100. The first tongue portion 21b is closer to the electrical connector 100, the first tongue portion 21b is located at a middle section of the first base portion 21a along the Z-axis direction, and the height of the first tongue portion 21b is adapted to the space between the upper row of terminals and the lower row of terminals.

The first base 21a is provided with a first ear 221 and a second ear 222 along two sides in the X-axis direction, and the first ear 221 and the second ear 222 each include a connection portion connected to the first base 21a and a pinching portion connected to an end of the connection portion away from the first base 21 a. The connection portion is defined as a connection block 222a having one end connected to the first base 21a and the other end extending away from the first base 21a in the X-axis direction. The pinching portion is defined as a pinching piece 222b having one end connected to the connecting portion and the other end extending away from the electrical connector 100 along the Y-axis direction, and a gap J3 is provided between the pinching piece 222b and the first base 21a, so as to provide a space for the pinching piece 222b to move toward the first base 21a along the X-axis direction under the action of an external force. A barb portion 222c is disposed on a side surface of the tab 222b away from the first base portion 21a along the X-axis direction, and a tip of the barb portion 222c faces away from the electrical connector 100, and a large end faces toward the electrical connector 100. The design of the first ear 221 and the second ear 222 may facilitate the user to hold the first complementary electrical connector 200, and the design of the barb 222c may facilitate the user to hold the first complementary electrical connector 200 more firmly, and the barb 222c may perform an anti-slip function when the first complementary electrical connector 200 is pulled out.

The first insulating body 210 is provided with a plurality of plugging cavities 240 distributed at intervals along the X-axis direction, the spacing between the plurality of plugging cavities 240 is consistent with the spacing between the plurality of upper plugging cavities 140 and the spacing between the plurality of lower plugging cavities 150 on the electrical connector 100, and the specific number of the plurality of plugging cavities 240 can be defined to be less than or equal to the number of the upper plugging cavities 140 or the number of the lower plugging cavities according to the requirements of different embodiments. For example, if the upper mating cavity 140 and the lower mating cavity 150 of the electrical connector 100 are each defined as 10, the number of the mating cavities 240 may be defined as any positive number within 10. A first slit 211a is formed on the upper surface 211 of the first insulating body 210 at a position corresponding to each plugging cavity 240, a second slit (not shown) is formed on the lower surface 212 of the first insulating body 210 at a position corresponding to each plugging cavity 240, and a third slit 214a is formed on a side surface (holding surface 214) of the first insulating body 210 away from the electrical connector 100 along the Y-axis direction, wherein the third slit is communicated with each plugging cavity 240. The plugging cavity 240 includes a first cavity 241 penetrating the first base 21a along the Y-axis direction, and a second cavity 242 disposed in the first tongue 21b along the Y-axis direction and disposed in communication with the first cavity 241, where a height (a length along the Z-axis direction) of the second cavity 242 is smaller than a height of the first cavity 241. A positioning protrusion 242a is disposed on an inner cavity wall of the second cavity 242 in a direction close to the electrical connector 100, and a convex surface of the positioning protrusion 242a faces a direction away from the electrical connector 100. The first slit 211a is disposed at a position of the upper surface 211 of the first tongue 21b corresponding to the second cavity 242, and the second slit is disposed at a position of the lower surface of the first tongue 21b corresponding to the second cavity 242.

Referring to fig. 8 and 9, the first complementary terminal assembly 230 has a first complementary contact portion 2311b exposed on the upper surface 211 of the first insulating body 210 for contacting the upper row of terminal groups and a second complementary contact portion 2312b exposed on the lower surface 212 of the first insulating body 210 for contacting the lower row of terminal groups. The first complementary terminal assembly 230 includes a plurality of complementary terminals 231 plugged in the plurality of plugging cavities 240 in a one-to-one correspondence; wherein each of the complementary terminals 231 enters the plugging cavity 240 from the corresponding third slit 214 a; all of which penetrate through the corresponding first slits 211a to be exposed on the upper surface 211 of the first insulating body 210, so as to form the first complementary contact portions 2311b; are respectively penetrated from the corresponding second slits to be exposed on the lower surface 212 of the first insulating body 210, so as to form the second complementary contact 2312b.

Each of the complementary terminals 231 includes a positioning section 231a disposed in the first cavity 241 and a contact section 231b disposed in the second cavity 242, and the positioning section 231a and the contact section 231b are integrally formed. The height (length along the Z-axis direction) of the positioning section 231a is greater than the height of the contact section 231b, and the height of the contact section 231b is adapted to the space between the upper and lower clamping portions of the electrical connector 100, for example, slightly greater than the space between the upper and lower clamping portions. The positioning section 231a has an embedded portion 2311a capable of being embedded in the inner cavity wall of the first cavity 241 to achieve positioning, and the embedded portion 2311a is disposed on two sides (upper and lower sides) of the positioning section 231a along the Z-axis direction, for achieving positioning in the Y-axis direction. The portion of the contact segment 231b facing the first slit 211a forms the first complementary contact portion 2311b, and the portion of the contact segment 231b facing the second slit forms the second complementary contact portion 2312b. A positioning concave portion 2313b is formed on a side of the contact section 231b facing the positioning convex portion 242a, and the positioning concave portion 2313b is in concave-convex fit with the positioning convex portion 242a to achieve positioning of the contact section 231b in the Z-axis direction.

According to the electric connector assembly, the first complementary electric connector is used as the jumper connector, after the first complementary electric connector is inserted into the upper and lower terminal groups of the electric connector, the first complementary contact part of the terminal of the first complementary electric connector is contacted with the upper terminal, and the second complementary contact part is contacted with the corresponding lower terminal, so that conduction between the upper terminal and the lower terminal of the electric connector is realized. When the electronic equipment provided with the electric connector needs to use the jumper wire function, the first complementary electric connector is plugged on the electric connector. The first complementary electric connector with the jumper wire function is matched with the electric connector in a pluggable mode, so that various requirements of different time periods of the electronic equipment are met, and the universality of the electric connector assembly is improved.

Fig. 10 to 13 are schematic structural views of an embodiment of an electrical connector assembly according to the present utility model. The electrical connector assembly of the present embodiment comprises an electrical connector 100 and a second complementary electrical connector 300 capable of being plug-fitted with said electrical connector 100. The structure or function of the electrical connector 100 is the same as or similar to that of the electrical connector 100 in the above embodiment, and thus the electrical connector 100 will not be described in detail.

The second complementary electrical connector 300 in this embodiment includes a second insulating body 310 and a second complementary terminal assembly 330 disposed in the second insulating body 310 for conducting with the terminal assembly of the electrical connector 100. One side surface of the second insulating body 310 in the Z-axis direction is defined as an upper surface 311, one side surface in the Z-axis direction downward is defined as a lower surface 312, one side surface in the Y-axis direction facing the electrical connector 100 is defined as a complementary mating surface 313, one side surface in the Y-axis direction facing away from the electrical connector 100 is defined as a mounting surface 314, and the mounting surface 314 refers to a surface that is mounted on an electronic device, a substrate, or the like when the second complementary electrical connector 300 is mounted on the electronic device, the substrate, or the like.

The second insulating body 310 includes a thicker second base 31a and a thinner second tongue 31b. The second base 31a is further away from the electrical connector 100, and the height (length in the Z-axis direction) of the second base 31a is greater than the height of the mating groove 120 of the electrical connector 100. The second tongue 31b is closer to the electrical connector 100, the second tongue 31b is located at a middle section of the second base 31a along the Z-axis direction, and the height of the second tongue 31b is adapted to the space between the upper row of terminals and the lower row of terminals of the electrical connector 100.

An upper row of plugging cavities and a lower row of plugging cavities are arranged in the second insulating body 310, the upper row of plugging cavities are composed of a plurality of upper plugging cavities 340 which are distributed on the second insulating body 310 at intervals along the X-axis direction, the lower row of plugging cavities are composed of a plurality of lower plugging cavities 350 which are distributed on the second insulating body 310 at intervals along the X-axis direction, and each lower plugging cavity 350 is located under each upper plugging cavity 340. The lower socket cavity 350 and the upper socket cavity 340 both penetrate through the second insulating body 310 along the Y-axis direction.

In the illustrated embodiment, the upper and lower socket cavities 340, 350 each include a first cavity 341, 351 penetrating the second base 31a in the Y-axis direction and a second cavity 342, 352 communicating with the first cavity 341, 351 in the Y-axis direction. The upper mating cavity 340 and the lower mating cavity 350 also each include a receiving cavity. The accommodating cavity of the upper socket cavity 340 is formed below the first cavity 341 and the second cavity 342, and the length of the accommodating cavity is consistent with the length of the upper socket cavity 340 (the total length of the first cavity 341 and the second cavity 342), and is communicated with both the first cavity 341 and the second cavity 342 along the Z-axis direction. The accommodating cavity of the lower plugging cavity 350 is formed above the first cavity 351 and the second cavity 352, and is communicated with both the first cavity 351 and the second cavity 352 downwards along the Z-axis direction. In order to make the upper and lower rows of terminals of the second complementary electrical connector 300 interchangeably mountable, the upper and lower mating cavities 340, 350 each have an upper receiving cavity 343, 353 and a lower receiving cavity 344, 354, the upper and lower receiving cavities 343, 353, 344, 354 being located above and below the corresponding mating cavities 340, 350, respectively, and being in communication with the corresponding mating cavities 340, 350 along the Z-axis direction.

The second cavity 342 of the upper plugging cavity 340 penetrates the upper surface 311 of the second tongue 31b, and an upper inclined blocking edge 311b is formed by extending the second tongue 31b upward toward the second base 31a and toward a side of the electrical connector 100. The second cavity 352 of the lower plugging cavity 350 penetrates the lower surface 312 of the second tongue 31b, and a lower inclined blocking edge 312b is formed by extending the second tongue 31b downward and toward the second base 31a near a side surface of the electrical connector 100.

Referring to fig. 14 and 15, the second complementary terminal assembly 330 includes an upper complementary terminal set disposed in the upper mating cavity and a lower complementary terminal set disposed in the lower mating cavity. The upper row of complementary terminal sets has a third complementary contact 3311b exposed at the upper surface 311 of the second insulator body 310 for contact conduction with the upper row of terminal sets, and the lower row of complementary terminal sets has a fourth complementary contact 3321b exposed at the lower surface 312 of the second insulator body 310 for contact conduction with the lower row of terminal sets. The upper row of complementary terminals includes a plurality of upper complementary terminals 331 disposed in the plurality of upper mating cavities 340 in a one-to-one correspondence, and a section of each upper complementary terminal 331 near the electrical connector 100 is exposed upward on the upper surface 311 of the second insulating body 310 to form the third complementary contact portion 3311b. The lower complementary terminal set includes a plurality of lower complementary terminals 332 disposed in the plurality of lower mating cavities 350 in a one-to-one correspondence, and a section of each lower complementary terminal 332 near the electrical connector 100 is exposed downward on the lower surface 312 of the second insulating body 310 to form the fourth complementary contact portion 3321b. The upper complementary terminals 331 and the lower complementary terminals 332 may be defined to have the same shape and size, and each upper complementary terminal 331 and the corresponding lower complementary terminal 332 are disposed in each upper mating cavity 340 and the corresponding lower mating cavity 350 in an up-down symmetrical manner.

The upper and lower complementary terminals 331, 332 each include a positioning section 331a, 332a disposed in the first cavity 341, 351, a contact section 331b, 332b disposed in the second cavity 342, 352, and a soldering section 331c, 332c disposed at the mounting face 314 in the Z-axis direction. The positioning sections 331a, 332a, the contact sections 331b, 332b, and the welding sections 331c, 332c are integrally formed. The positioning segments 331a, 332a have insertion portions 3311a, 3321a that can be inserted into the first cavities 341, 351, and the insertion portions 3311a, 3321a are disposed on both sides of the positioning segments 331a, 332a along the X-axis direction for insertion into both side cavity walls of the first cavities 341, 351 to achieve positioning in the Y-axis direction. The contact sections 331b, 332b are formed by extending the positioning sections 331a, 332a horizontally along the Y-axis direction toward the electrical connector 100. The upper side of the contact section 331b of the upper complementary terminal 331 passes through the second cavity 342 upwards to form a third complementary contact 3311b exposed on the upper surface 311 of the second insulating body 310. The extending end of the contact section 331b of the upper complementary terminal 331 has a lower inclined section 331d adapted to the upper inclined blocking edge 311b, and when the upper complementary terminal 331 is assembled in the upper socket cavity 340, the upper inclined blocking edge 311b is blocked on the outer side surface of the lower inclined section 331d to limit the contact section 331b in the Z-axis direction. The lower side of the contact section 332b of the lower complementary terminal 332 passes through the second cavity 352 downward to form a fourth complementary contact 3321b exposed on the lower surface 312 of the second insulating body 310. The extending end of the contact section 332b of the lower complementary terminal 332 has an upper inclined section 332d adapted to the lower inclined blocking edge 312b, and when the lower complementary terminal 332 is assembled in the lower socket cavity 350, the lower inclined blocking edge 312b is blocked on the outer side surface of the upper inclined section 332d to limit the contact section 332b in the Z-axis direction. The soldering sections 331c, 332c are formed by extending the positioning sections 331a, 332a in the Z-axis direction, wherein the soldering section 331c of the upper complementary terminal 331 is formed by extending the positioning section 331a upward in the Z-axis direction, and the soldering section 332c of the lower complementary terminal 332 is formed by extending the positioning section 332a downward in the Z-axis direction.

When the upper complementary terminal 331 is inserted into the upper plugging cavity 340, the upper complementary terminal 331 is first placed in the direction of the mounting surface 314 of the second insulating body 310, the lower inclined section 331d of the upper complementary terminal 331 is aligned with the lower accommodating cavity 344 of the upper plugging cavity 340, and the positioning section 331a and the contact section 331b of the upper complementary terminal 331 are aligned with (in the same plane as) the upper plugging cavity 340; next, the upper complementary terminal 331 is horizontally moved in the Y-axis direction toward the electrical connector 100 to be inserted into the upper mating cavity 340, wherein: the downward inclined section 331d horizontally passes through the lower accommodating cavity 344 along the Y-axis direction and then is attached to the inner side surface of the upper inclined blocking edge 311b, the contact section 331b horizontally passes through the first cavity 341 along the Y-axis direction and then is horizontally disposed in the second cavity 342, the positioning section 331a is horizontally disposed in the first cavity 341, the embedded parts 3311a on two sides of the positioning section 331a are embedded into two side cavity walls of the first cavity 341, and the welding section 331c is disposed on the mounting surface 314 of the second insulating body 310.

When the lower complementary terminal 332 is inserted into the lower plugging cavity 350, the lower complementary terminal 332 is first placed in the direction of the mounting surface 314 of the second insulating body 310, the upper inclined section 332d of the lower complementary terminal 332 is aligned with the upper receiving cavity 353 of the lower plugging cavity 350, and the positioning section 332a and the contact section 332b of the lower complementary terminal 332 are aligned with (in the same plane as) the lower plugging cavity 350; next, the lower complementary terminal 332 is horizontally moved in the Y-axis direction toward the electrical connector 100 to be inserted into the lower mating cavity 350, wherein: the upper inclined section 332d horizontally passes through the upper accommodating cavity 353 along the Y-axis direction and then is attached to the inner side surface of the lower inclined blocking edge 312b, the contact section 332b horizontally passes through the first cavity 351 along the Y-axis direction and then is disposed in the second cavity 352, the positioning section 332a is disposed in the first cavity 351, the embedded parts 3321a on two sides of the positioning section 332a are embedded in two side cavity walls of the first cavity 351, and the welding section 332c is disposed on the mounting surface 314 of the second insulating body 310.

The electric connector assembly of the utility model enables the electric connector to be plugged with a first complementary electric connector with a jumper wire function or with an electronic device or a component with a second electric connector according to different requirements. The jumper device is arranged as a jumper connector (a first complementary electric connector) which can be matched with the electric connector in a pluggable way, and the jumper function can be realized without changing the internal structure of the electric connector.

The foregoing examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. An electrical connector assembly comprising an electrical connector and a first complementary electrical connector capable of mating with the electrical connector, the electrical connector comprising an insulating housing, a mating slot formed in the insulating housing, and a terminal assembly disposed in the mating slot, the terminal assembly comprising an upper row of terminal sets and a lower row of terminal sets; the method is characterized in that: the first complementary electric connector comprises a first insulating body and a first complementary terminal assembly, wherein the first complementary terminal assembly is arranged in the first insulating body and can be inserted into the inserting groove to conduct an upper row of terminals and a lower row of terminals; the first complementary terminal assembly is provided with a first complementary contact part exposed on the upper surface of the first insulating body and used for contacting with the upper row of terminal groups, and a second complementary contact part exposed on the lower surface of the first insulating body and used for contacting with the lower row of terminal groups.

2. The electrical connector assembly of claim 1, wherein: the electric connector comprises a first insulating body, a plurality of plug cavities, a plurality of second slots, a plurality of third slots, a plurality of first connecting holes, a plurality of second connecting holes and a plurality of second connecting holes, wherein the first connecting holes are formed in the upper surface of the first insulating body at positions corresponding to the plug cavities;

the first complementary terminal assembly comprises a plurality of complementary terminals which are spliced in the splicing cavities in a one-to-one correspondence manner; wherein each complementary terminal enters the plug cavity from a corresponding third slot; all penetrate through the corresponding first slits to be exposed on the upper surface of the first insulating body, so as to form the first complementary contact part; the second complementary contact portions are formed by penetrating through the corresponding second slits to be exposed on the lower surface of the first insulating body.

3. The electrical connector assembly of claim 2, wherein: the first insulation body comprises a thicker first base part and a thinner first tongue part, the plug-in cavity comprises a first cavity penetrating through the first base part along the plug-in direction and a second cavity which is arranged in the first tongue part and communicated with the first cavity, and the length of the second cavity along the vertical direction is smaller than that of the first cavity along the vertical direction; the first slit is arranged at the position of the upper surface of the first tongue corresponding to the second cavity, and the second slit is arranged at the position of the lower surface of the first tongue corresponding to the second cavity.

4. An electrical connector assembly as in claim 3 wherein: the complementary terminal comprises a positioning section arranged in the first cavity and a contact section arranged in the second cavity, the positioning section is provided with an embedded part capable of being embedded into the inner cavity wall of the first cavity to realize positioning, the part, facing the first slotting, of the contact section forms the first complementary contact part, and the part, facing the second slotting, of the contact section forms the second complementary contact part.

5. The electrical connector assembly of claim 4, wherein: a positioning convex part is arranged on a cavity wall of one side, close to the direction of the electric connector, in the second cavity, and the convex surface of the positioning convex part faces away from the direction of the electric connector; a positioning concave part is formed on one side of the contact section, which faces the positioning convex part, and the positioning concave part is matched with the positioning convex part in a concave-convex mode so as to realize the positioning of the contact section in the vertical direction.

6. An electrical connector assembly as in claim 3 wherein: the utility model discloses a novel plastic bottle, including first basal portion, second basal portion, first basal portion both sides are provided with a first ear and second ear, first ear and second ear all include with the connecting portion that first basal portion is connected and with keep away from on the connecting portion the pinch portion of one end of first basal portion, pinch portion with a clearance has between the first basal portion, just keep away from on the pinch portion a side of first basal portion is provided with a barb portion.

7. The electrical connector assembly of claim 6, wherein: the pinch portion is defined as a pinch piece having one end connected to the connecting portion and the other end extending in the plugging direction in a direction away from the electrical connector, the tip of the barb portion facing in a direction away from the electrical connector and the large end facing in a direction of the electrical connector.

8. The electrical connector assembly as recited in any one of claims 1 to 7, wherein: the second complementary electric connector can be in plug fit with the electric connector, and comprises a second insulating body and a second complementary terminal assembly which is arranged in the second insulating body and is used for being conducted with the terminal assembly of the electric connector; the second complementary terminal assembly comprises an upper row of complementary terminal groups and a lower row of complementary terminal groups, wherein the upper row of complementary terminal groups are provided with third complementary contact parts which are exposed on the upper surface of the second insulating body and are used for being in contact conduction with the upper row of terminal groups, and the lower row of complementary terminal groups are provided with fourth complementary contact parts which are exposed on the lower surface of the second insulating body and are used for being in contact conduction with the lower row of terminal groups.

9. The electrical connector assembly of claim 8, wherein: a plurality of upper plug cavities are arranged on the second insulating body at positions corresponding to the upper row of complementary terminal assemblies, and a section of each upper plug cavity, which is close to the electric connector, penetrates through the upper surface of the second insulating body upwards; a plurality of lower plug cavities are arranged on the second insulating body at positions corresponding to the lower row of complementary terminal assemblies, and a section of each lower plug cavity, which is close to the electric connector, penetrates through the lower surface of the second insulating body downwards;

The upper row of complementary terminal assemblies comprise a plurality of upper complementary terminals which are arranged in the upper plug cavities in a one-to-one correspondence manner, and a section of each upper complementary terminal, which is close to the electric connector, is upwards exposed on the upper surface of the second insulating body so as to form the third complementary contact part; the lower row of complementary terminal assemblies comprise a plurality of lower complementary terminals which are arranged in the plurality of lower plug cavities in a one-to-one correspondence manner, and a section of each lower complementary terminal, which is close to the electric connector, is downwards exposed on the lower surface of the second insulating body so as to form the fourth complementary contact part.

10. The electrical connector assembly of claim 9, wherein: the second insulating body comprises a thicker second base part and a thinner second tongue part, and the upper plug cavity and the lower plug cavity both comprise a first cavity penetrating through the second base part along the plug direction and a second cavity arranged in the second tongue part and communicated with the first cavity; the second cavity of the upper plug cavity upwards penetrates through the upper surface of the second tongue, and the second cavity of the lower plug cavity downwards penetrates through the lower surface of the second tongue.

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