Connector assembly and its board-side connector, board-side connector housing, cable-side connector and cable-side connector housing

Connector assembly and its board end connector, board end connector shell part, line end connector, line end connector shell part

The present invention relates to a connector assembly and its board end connector, board end connector housing, wire end connector, and wire end connector housing. More specifically, it is a connection with a docking guide structure Connector assembly and its board end connector, board end connector shell part, line end connector, line end connector shell part.

By the way, most electronic products have built-in board-end connectors and wire-end connectors to transmit electronic signals through the docking of the board-end connectors and the wire-end connectors. However, the current small board-end connectors and wire-end connectors often have to face the problem of difficulty in docking.

Therefore, this creation is to improve the structure of the board-end connector and the line-end connector to solve the various defects of the conventional miniaturized board-end connector and the line-end connector.

In view of the shortcomings of the above-mentioned conventional technology, this creation proposes a connector assembly for electrical connection of a circuit board. The connector assembly includes a board-end connector, a board-end connector shell, a wire-end connector, and Wire end connector shell parts. The board end connector has a board end connector housing and a board end terminal group. The board end connector shell system includes a board end connector body, a bayonet set and a guide groove set. The board end connector body has a mating interface and a sliding opening. The mating interface is located on the side of the board end connector body, and the sliding opening is located at the board end connection. Below the connector body. The bayonet group has a left bayonet and a right bayonet. The board end connector body is used to extend a left extension block into the left bayonet on one side of the terminal connector, so as to divide the left bayonet into a connected first left clamping part and a second left clamping part, and The board end connector body is used to extend a right extension block into the right bayonet on one side of the terminal connector, so as to partition the right bayonet into a connected first right clamping part and a second right clamping part. The guide groove group has a left guide groove, a middle guide groove and a right guide groove. The board end terminal group has a left board end terminal and a right board end terminal. The wire end connector has a wire end connector housing and a wire end terminal group. The wire end connector shell includes a wire end connector body, a clamping block group and a guide block group. The block group has a first left block, a second left block, a first right block, and a second right block. The distance between the first left block and the second left block is substantially equal to the width of the left extension block. The distance between the first right block and the second right block is substantially equal to the width of the right extension block. The guide block group has a left guide block, a middle guide block and a right guide block. The wire end terminal group has a left wire end terminal and a right wire end terminal. The left guide block, the middle guide block, and the right guide block are connected to enter the left guide groove, the middle guide groove and the right guide groove respectively to guide the mating end of the wire end connector body into the mating interface of the board end connector body. This system uses the sliding port to slide on the circuit board until the first left clamping block, the second left clamping block, the first right clamping block and the second right clamping block are respectively locked into the first left clamping part. , The second left card portion, the first right card portion and the second right card portion, so that the left wire end terminal and the right wire end terminal can be respectively inserted into the left board end terminal and the right board end terminal along the respective preset insertion paths , And complete the docking of the wire end connector and the board end connector.

Compared with the conventional technology, this creation uses the combination of the guide groove group and the guide block group to make the mating end of the wire end connector body smoothly enter the board end connector body, and also by the bayonet group and the card block group The collocation, so that the line-end terminal group is smoothly inserted into the board-end terminal group, so the board-end connector and the line-end connector of the invention can be easily connected.

<p>1Electric connector assembly</p><p>11Board end connector</p><p>111Board end connector body</p><p>1111Left extension block</p><p>1112Right extension block</p><p>1113Interface</p><p>1114Slip port</p><p>1115Flange</p><p>112Bayonet Group</p><p>1121Left bayonet</p><p>11211The first left card part</p><p>11212Second left card part</p><p>1122Right bayonet</p><p>11221The first right card part</p><p>11222Second right card part</p><p>113Guide groove group</p><p>1131Left guide groove</p><p>1132Middle guide groove</p><p>1133Right guide groove</p><p>114Board Terminal Group</p><p>1141Left end terminal</p><p>1142Right side terminal</p><p>115Positioning column group</p><p>1151First positioning column</p><p>1152Second positioning column</p><p>116holding piece</p><p>1161Welding foot</p><p>117Board end identification mark</p><p>118Board end connector shell</p><p>12Line end connector</p><p>121Wire end connector body</p><p>1211Operation Department</p><p>1212Butt end</p><p>12121butting slope</p><p>122Card block group</p><p>1221The first left card block</p><p>12211 stuck into the guide slope</p><p>12212Exit the guide slope</p><p>1222Second left card block</p><p>12221 stuck into the guide slope</p><p>12222Exit the guide slope</p><p>1223The first right card block</p><p>12231 stuck into the guide slope</p><p>12232Exit the guide slope</p><p>1224Second right card block</p><p>12241 stuck into the guide slope</p><p>12242Exit the guide slope</p><p>123Guide block group</p><p>1231Left guide block</p><p>1232Center guide block</p><p>1233Right guide block</p><p>124Line end terminal group</p><p>1241Left wire end terminal</p><p>1242Right wire end terminal</p><p>125Line end identification mark</p><p>126Wire end connector shell</p><p>2Circuit board</p><p>21Welding area</p>

Figure 1 is a schematic diagram of the use state of the electrical connector assembly of the author.

Figure 2 is an exploded view of the electrical connector assembly shown in Figure 1.

Figure 3 is a schematic diagram of the terminal connector of the author.

Figure 4 is an exploded view of the terminal connector of the author.

Figure 5 is a schematic diagram of the board-end connector of the author.

Figure 6 is an exploded view of the board-end connector of this author.

Figure 7 is a schematic diagram of the connection between the wire end terminal and the board end terminal in the electrical connector assembly of the invention.

Figure 8 is a schematic diagram of the use state of the terminal of the authoring board.

Figure 9 is an enlarged view of area A in Figure 8.

The following content will be combined with the drawings to illustrate the technical content of the present invention through specific specific embodiments. Those familiar with this technology can easily understand the other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied by other different specific embodiments. Various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the present invention. In particular, the proportional relationships and relative positions of the various elements in the drawings are only for exemplary purposes, and do not represent the actual implementation of the present invention.

This creative department provides a structurally innovative connector assembly for electrical connection of a circuit board. As shown in Figures 1 to 9, the connector assembly 1 of this creative includes a board-end connector 11 and a wire end. The connector 12, wherein the board end connector 11 is arranged on the circuit board 2 for connecting the terminal connector 12, and has The board-end connector housing 118 is matched with the wire-end connector 12, and the wire-end connector 12 has a wire-end connector housing 126 to be matched with the board-end connector 11.

In this creation, the board-end connector 11 has a board-end connector body 111, a bayonet group 112, a guide groove group 113, and a board-end terminal group 114. Among them, the board end connector body 111, the bayonet set 112 and the guide groove set 113 constitute a board end connector shell 118 matched with the wire end connector 12. The board end connector body 111 has a mating port 1113 and a sliding port 1114. The mating port 1113 is located on the side of the board end connector body 111, and the sliding port 1114 is located below the board end connector body 111. The bayonet set 112 is disposed on the board end connector body 111 and is used to provide a snap connection with the wire end connector body 121. The bayonet set 112 has at least one left bayonet 1121 and at least one right bayonet 1122. The board end connector body 111 is used to extend a left extension block 1111 to one side of the terminal connector 12, and the left extension block 1111 extends into the left bayonet 1121 to divide the left bayonet 1121 into communication The first left card portion 11211 and the second left card portion 11212 are connected, so that the outer contours of the connected first left card portion 11211 and the second left card portion 11212 have a shape similar to the symbol "". The board connector body 111 is used to extend a right extension block 1112 to one side of the terminal connector 12. The right extension block 1112 extends into the right bayonet 1122 to divide the right bayonet 1122 into communicating The first right card portion 11221 and the second right card portion 11222 make the outer contour formed by the connected first right card portion 11221 and the second right card portion 11222 have a shape similar to the symbol "".

Optionally, the outer surface of the board end connector body 111 is provided with a board end identification mark 117 such as a groove to provide a structural form for identifying the board end connector 11.

In this creation, the board-end connector 11 also has a positioning post group 115 for positioning the board-end connector body 111 on the circuit board 2. Optionally, the positioning pillar set 115 of the present creation has a first positioning pillar 1151 and a second positioning pillar 1152. The first positioning pillar 1151 and the second positioning pillar 1152 are respectively disposed on the positioning surface of the board end connector body 111. Different positions, and the distance between each end edge of the board end connector body 111 In this way, a foolproof effect can be provided to ensure that the board connector body 111 can be correctly positioned on the circuit board 2.

The guide groove group 113 is recessed in the board end connector body 111 for the opening of the terminal connector 12, and has a left guide groove 1131, a middle guide groove 1132 and a right guide groove 1133, which are used to guide the wire end connection The mating end 1212 of the connector body 121 enters the mating interface 1113 of the board end connector body 111. The board end connector body 111 is attached to the periphery of the guide groove group 113 to increase the thickness and extend outward from the flange 1115. The increase in thickness increases the strength of the board end connector body 111 around the guide groove group 113. The setting of the flange 1115 causes the guide groove set 113 to extend outward, so as to help guide the mating end 1212 of the wire-end connector body 121 into the mating interface 1113 of the board-end connector body 111. The board end terminal set 114 has at least one left board end terminal 1141 and at least one right board end terminal 1142. Optionally, the board end terminal set 114 of the present creation has a plurality of left board end terminals 1141 and a plurality of right board end terminals 1142, wherein the structure of the left board end terminal 1141 and the right board end terminal 1142 has a "T" The shape of the symbol, the left guide groove 1131 is located at the right position of the leftmost of the plurality of left plate end terminals 1141, and the right guide groove 1133 is located at the left position between the rightmost ones of the plurality of right plate end terminals 1142, The middle guide groove 1132 is located in the middle area between the left guide groove and the right guide groove. In this way, the left guide groove 1131, the middle guide groove 1132 and the right guide groove 1133 are prevented from being too close to the end side of the board end connector body 111, and attenuation The structural strength of the end side of the board end connector body 111 is reduced to reduce the damage of the end side of the board end connector body 111 during the mating process of the line end connector 12 and the board end connector 11.

The board end connector 11 also includes a holding member 116 for welding the circuit board 2 and providing structural reinforcement. In this creation, the holding member 116 is arranged on one end side of the board end connector body 111, and has a solder foot 1161 for soldering a soldering area 21 of the circuit board 2. Optionally, the soldering area 21 is avoided The edge of the circuit board 2 is opened, and the solder foot 1161 is located above the soldering area 21.

In this creation, the wire end connector 12 has a wire end connector body 121, a clamping block group 122, a guide block group 123, and a wire end terminal group 124. Among them, the wire end connector body 121, the clamping block group 122, and the guide block group 123 constitute a wire end connector shell 126 that is matched with the board end connector 11 in the present invention. The clamping block group 122 is arranged on the wire end connector body 121 and is used to provide a clamping connection with the board end connector body 111. The block group 122 has a first left block 1221, a second left block 1222, a first right block 1223, and a second right block 1224. The distance between the first left block 1221 and the second left block 1222 is substantially equal to the width of the left extension block 1111. In this way, the first left block 1221 and the second left block 1222 can enter the first The left clamping portion 11211 and the second left clamping portion 11212 complete the clamping connection with the board end connector body 111. It should be noted that the left extension block 1111 can also resist the sides of the first left clamping block 1221 and the second left clamping block 1222 that enter the first left clamping portion 11211 and the second left clamping portion 11212, respectively, to ensure the first A left clamping block 1221 and a second left clamping block 1222 are clamped with the board end connector body 111.

The distance between the first right block 1223 and the second right block 1224 is substantially equal to the width of the right extension block 1112. In this way, the first right block 1223 and the second right block 1224 can enter the first The right clamping portion 11221 and the second right clamping portion 11222 complete the clamping connection with the board end connector body 111. It should be noted that the right extension block 1112 can also be pressed against the sides of the first right clamping block 1223 and the second right clamping block 1224 that enter the first right clamping portion 11221 and the second right clamping portion 11222, respectively, to ensure the A right clamping block 1223 and a second right clamping block 1224 are clamped with the board end connector body 111.

In this creation, the guide block group 123 has a left guide block 1231, a middle guide block 1232 and a right guide block 1233, and the wire end terminal group 124 has a left wire end terminal 1241 and a right wire end terminal 1242. Among them, the left guide block 1231, the middle guide block 1232, and the right guide block 1233 are respectively entered into the left guide groove 1131, the middle guide groove 1132 and the right guide groove 1133 to guide the mating end 1212 of the wire end connector body 121 into the board end The mating interface 1113 of the connector body 111, at this time, the line-end connector body 121 slides on the circuit board 2 through the sliding opening 1114 until The first left clamping block 1221, the second left clamping block 1222, the first right clamping block 1223, and the second right clamping block 1224 are respectively clamped into the first left clamping portion 11211, the second left clamping portion 11212, and the first right clamping portion 11221 With the second right clamping portion 11222, the left end terminal 1241 and the right end terminal 1242 can be respectively inserted into the left board end terminal 1141 and the right board end terminal 1142 along a predetermined insertion path to complete the wire end connection The docking between the connector 12 and the board connector 11. FIG. 7 shows the state where the left wire end terminal 1241 is inserted into the left board end terminal 1141.

Optionally, the guide block group 123 and the card block group 122 of the present creation are arranged at the mating end 1212 of the wire end connector body 121, and the mating end 1212 has a mating slope surface 12121, so that the mating end 1212 can be installed at the mating end 1212. It enters the mating interface 1113 without interfering with the board end connector body 121.

Optionally, the first left clamping block 1221, the second left clamping block 1222, the first right clamping block 1223 and the second right clamping block 1224 of the present creation respectively have clamping guide slope surfaces 12211, 12221, 12231, 12241 And exit guide slopes 12212, 12222, 12232, 12242. The locking guide slopes 12211, 12221, 12231, and 12241 can respectively guide the first left block 1221, the second left block 1222, the first right block 1223 and the second right block 1224 to be clamped into the first left block 11211, the second left clamping portion 11212, the first right clamping portion 11221, and the second right clamping portion 11222. The exit guide slopes 12212, 12222, 12232, and 12242 respectively guide the first left block 1221, the second left block 1222, the first right block 1223, and the second right block 1224 to exit the first left block 11211 and the second block 1224, respectively. Two left clamping portions 11212, a first right clamping portion 11221, and a second right clamping portion 11222.

Optionally, the extension length of the left guide block 1231, the middle guide block 1232 and the right guide block 1233 from the wire end connector body 121 to the board end connector body 111 is greater than the first left block 1221 and the second left block 1222. The extension length of the first right clamping block 1223 and the second right clamping block 1224 from the wire end connector body 121 to the board end connector body 111 to ensure that the mating end of the wire end connector body 121 is guided into the board end connectorbody111. Body 111.

Optionally, the ends of the left guide block 1231, the middle guide block 1232, and the right guide block 1233 have guide cones 12311, 12321, and 12331 respectively, and the guide cones 12311, 12321, and 12331 can be respectively guided The left guide block 1231, the middle guide block 1232, and the right guide block 1233 enter the left guide groove 1131, the middle guide groove 1132, and the right guide groove 1133 respectively to ensure that the mating end 1212 of the guide wire end connector body 121 enters the board end connector body 111 to the interface 1113.

In this creation, the outer surface of the wire end connector body 121 can be provided with a wire end identification mark 125 such as a groove to provide a structural form for identifying the wire end connector 12. The end edge of the wire end connector body 121 can be extended with an operating portion 1211 for applying force to make the mating end 1212 of the wire end connector body 121 enter the mating interface 1113 of the board end connector body 111. Optionally, the operating portion 1211 is a block-shaped structure to facilitate the application of force.

The above-mentioned embodiments only exemplify the principles and effects of the present invention, and are not used to limit the present invention. Anyone familiar with the technology can modify and change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be as listed in the scope of the patent application of the present invention.