Electric connector assembly

Abstract

The utility model provides an electric connector assembly, including a butt joint, an adapter and an adapter base, the butt joint is connected with the adapter base through the adapter, the adapter comprises an adapter sleeve and a soft row accommodated in the adapter sleeve, the soft row is provided with a first plugging end and a second plugging end, the first plugging end is connected with the adapter sleeve, and the second plugging end is connected with the adapter sleeve. The first plug-in end is matched with the butt joint in a plug-in mode, and the second plug-in end is matched with the adapter base in a plug-in mode. According to the utility model, the butt joint is electrically connected with the circuit board by optimizing the structure of the butt joint and adopting the switching effect of the switching piece and the switching base, and as the switching piece adopts the soft row to realize the plugging matching with the butt joint and the switching base, when the butt joint is damaged due to frequent plugging and unplugging, the butt joint and the circuit board can be electrically connected. The butt joint can be replaced only by being pulled out of the flexible busbar, the maintenance and replacement process is more convenient and faster, and the maintenance cost is lower.

Description

Technical Field

[0001] The utility model relates to the field of electrical connection, in particular to an electrical connector component. Background Art

[0002] Type C USB electrical connector is a component widely used in various digital products and electronic products. It usually includes an insulating plastic body, a terminal module and a metal shell. The terminal module is usually wrapped in an insulating body. In order to achieve good signal transmission quality, a metal isolation plate is also set in the terminal module of the existing Type C USB electrical connector. The metal isolation plate is clamped between the upper and lower rows of terminals to shield interference signals. The metal shell surrounds the four sides of the insulating body to achieve assembly and fixation, and plays a role in shielding and protection. The existing TYPE C USB connector is divided into a board-end connector and a line-end connector that are plugged into each other. The board-end connector is usually welded on the circuit board as a single body. If it is damaged during use or the plug-in life is reached, the connector needs to be replaced. When replacing, the board needs to be disassembled and desoldered first, and then the new connector needs to be replaced and welded to the fixed motherboard. The operation is very troublesome and time-consuming, resulting in high maintenance costs. Utility Model Content

[0003] The technical problem solved by the utility model is to provide an electrical connector assembly to improve the problem of inconvenient maintenance and disassembly in the prior art.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: an electrical connector assembly, comprising a pair of connectors, an adapter and an adapter base, the connectors are connected to the adapter base through the adapter, the connectors include an insulating body, a plurality of terminals accommodated in the insulating body and a metal shell covered on the surface of the insulating body, the plurality of terminals protrude backwards from the rear end surface of the insulating body; the adapter base is provided with a plastic body and contacts accommodated in the plastic body; the adapter includes an adapter sleeve and a flexible row accommodated in the adapter sleeve, the flexible row is provided with a first plug-in end and a second plug-in end, the first plug-in end is plug-matched with the connector and connected to the plurality of terminals, the second plug-in end is plug-matched with the adapter base and connected to the contact.

[0005] Furthermore, the metal shell of the docking joint protrudes backward beyond the rear end face of the insulating body, and the metal shell is provided with a top wall, a bottom wall and a pair of C-shaped side walls, and the rear edges of the top wall and the bottom wall are provided with limiting folding pieces that are bent inward and extended, and the limiting folding pieces abut against the rear end face of the insulating body.

[0006] Furthermore, a clamping opening is provided at the rear edge of the side wall, and the clamping opening is arranged backward to clamp the soft row of the adapter.

[0007] Furthermore, the docking joint further comprises a metal fixing cover, the metal fixing cover is arranged on the top wall of the metal shell and is fixed to the top wall by welding, and the metal fixing cover is provided with a pair of fixing plates protruding outwardly beyond the side wall.

[0008] Furthermore, the adapter sleeve is provided with an upper cover plate, a lower cover plate and a pair of mounting parts, the upper cover plate is provided with a pair of limit spring arms, the limit spring arms extend outwardly at an angle in the horizontal direction and are provided with a stop folding piece bent and extended inward to clamp the two sides of the soft row.

[0009] Furthermore, the upper cover plate is formed with narrow grooves on both sides of the limiting elastic arm to provide a space for deformation or displacement of the limiting elastic arm.

[0010] Furthermore, the adapter also includes an operating rod fixed on the adapter sleeve, the operating rod is provided with a cross bar, a pair of side bars and a pair of pivot ends which are integrally connected, the pivot ends are installed in the mounting portion, and the adapter base is provided with a locking protrusion which snaps into engagement with the side bar.

[0011] Furthermore, the operating rod takes the pivot end as a rotation center and is sleeved on the periphery of the adapter base.

[0012] Compared with the prior art, the utility model optimizes the docking joint structure and adopts the adapter function of the adapter and the adapter base to realize the electrical connection between the docking joint and the circuit board (not shown). Since the adapter adopts a soft row to realize the plug-in cooperation with the docking joint and the adapter base, when the docking joint is damaged due to frequent plugging and unplugging, it only needs to be unplugged from the soft row to carry out the replacement operation. The repair and replacement process is more convenient and quick, and the maintenance cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is an assembly diagram of the electrical connector assembly of the present invention.

[0014] Figure 2 This is an exploded view of the electrical connector assembly of the present invention.

[0015] Figure 3 It is a three-dimensional diagram of the adapter and the docking head of the electrical connector assembly of the present invention before mating.

[0016] Figure 4 It is a three-dimensional diagram of the adapter and the docking head of the electrical connector assembly of the utility model after being matched.

[0017] Figure 5It is a stereoscopic view from another perspective of the adapter and docking head of the electrical connector assembly of the present invention after being matched. DETAILED DESCRIPTION

[0018] See also Figures 1 to 5 As shown, the utility model provides an electrical connector combination, including: a pair of connectors 10, an adapter 20, and an adapter base 30. The connectors 10 are electrically connected to the adapter base 30 through the adapter 20, and the adapter base 30 is welded and fixed to a circuit board, so that the connectors 10 do not need to be directly welded to the circuit board (not shown), and can be electrically connected to the adapter base 30 and the circuit board only through the adapter 20, thereby making the replacement and maintenance of the connectors 10 more convenient and quick, and they can be disassembled and replaced by simply pulling them out from the adapter 20.

[0019] The docking connector 10 includes an insulating body 11, a plurality of terminals 12 accommodated in the insulating body 11, a metal shell 13 wrapped on the surface of the insulating body 11, and a metal fixing cover 14 covering the surface of the metal shell 13, wherein the insulating body 11 is provided with a docking tongue plate 15 extending forward, the plurality of terminals 12 are distributed on the upper and lower surfaces of the docking tongue plate 15, and are used to be plugged with a docking end connector, and the plurality of terminals 12 protrude backward from the rear end surface 110 of the insulating body 11, and form two rows of contact pins 16 exposed to the outside, which are used to connect and contact with the adapter 20, which can be referred to Figure 3 and Figure 5 The metal shell 13 is annular and surrounds the outer periphery of the docking tongue plate 15, so as to form a docking cavity 17 on its inner side. Preferably, the metal shell 13 protrudes backward beyond the rear end face 110 of the insulating body 11, and the metal shell 13 is provided with a top wall 130, a bottom wall 131 and a pair of C-shaped side walls 132. The rear edges of the top wall 130 and the bottom wall 131 are provided with a limiting folding piece 133 bent inwardly and extended, which is used to abut against the rear end face 110 of the insulating body 11 to play a limiting role. The rear edge of the side wall 132 is provided with a clamping opening 134, and the clamping opening 134 is set backward to clamp the adapter 20. The metal fixing cover 14 is covered on the top wall 130 of the metal shell 13 and fixed to the top wall 130 by welding, and the metal fixing cover 14 is provided with a pair of fixing plates 140 protruding outward beyond the side wall 132, and the fixing plates 140 are provided with fixing holes 141 for installing and fixing the docking head 10.

[0020] The adapter 20 includes an adapter sleeve 21, an operating rod 22 fixed on the adapter sleeve 21, and a soft row 23 (such as an FPC / FFC soft board or line row) inserted in the adapter sleeve 21. The adapter sleeve 21 is provided with an upper cover plate 210, a lower cover plate 211 and a pair of mounting parts 212. A cavity for accommodating the soft row 23 is formed between the upper cover plate 210 and the lower cover plate 211, and a pair of limit spring arms are provided on the upper cover plate 210. 213, the limiting elastic arm 213 extends outwardly at an angle in the horizontal direction, and is provided with a downwardly bent stop fold 214, the stop fold 214 protrudes downward into the cavity and is clamped on both sides of the soft row 23, preferably, the stop fold 214 is used to resist the protrusions 230 on both sides of the soft row 23, and narrow grooves 215 are formed on both sides of the limiting elastic arm 213 to provide space for deformation or displacement of the limiting elastic arm 213. The operating rod 22 is provided with a cross bar 220, a pair of side bars 221 and a pair of pivot ends 222 which are integrally connected. The length extension direction of the cross bar 220 is perpendicular to the plug-in direction of the adapter 20 and the adapter base 30. After the two are plugged in, the cross bar 220 lies horizontally on the rear side of the adapter base 30. The length extension direction of the side bars 221 is parallel to the plug-in direction of the adapter 20 and the adapter base 30. The side bars 221 are used for snap-fitting the adapter base 30, and the pivot end 222 is accommodated in the mounting portion 212 and serves as a pivot center for the operating rod 22 to realize a flipping operation. The soft row 23 is flexible and flat, and is provided with a first plug end 231 and a second plug end 232. The first plug end 231 is inserted into the adapter sleeve 21 and protrudes forward from the adapter sleeve 21, and is used to be inserted into the adapter base 30 to achieve electrical connection. The second plug end 232 is plugged and fixed to the docking head 10, and is plugged into the clamping opening 134 of the side wall 132 and clamped by two rows of contact pins 16 to achieve electrical connection.

[0021] The adapter base 30 is fixed on a circuit board (not shown), and includes a plastic body 31, a contact piece 32 accommodated in the plastic body 31, and an outer shell 33 covered on the plastic body 31, wherein a narrow and long plug-in slot 34 is formed on the plastic body 31 for inserting the soft row 23, and the contact piece 32 protrudes into the plug-in slot 34 to achieve electrical contact with the soft row 23, and the outer shell 33 is provided with a pair of locking protrusions 35 distributed on both sides of the plastic body 31 for achieving snap-on fixation with the side rod 221 of the operating rod 22.

[0022] In summary, the utility model optimizes the structure of the docking connector 10 and adopts the adapter 20 and the adapter base 30 to achieve electrical connection between the docking connector 10 and the circuit board (not shown). Since the adapter 20 adopts a soft row to achieve plug-in cooperation with the docking connector 10 and the adapter base 30, when the docking connector 10 is damaged due to frequent plugging and unplugging, it only needs to unplug the docking connector 10 from the soft row to perform the replacement operation, and the maintenance and replacement process is more convenient and quick.

[0023] The above is only the best embodiment of the utility model and does not limit the utility model in any form. Any technician familiar with the field can make many possible changes and modifications to the technical solution of the utility model by using the method disclosed above without departing from the scope of the technical solution of the utility model, which all fall within the scope of protection of the claims.

Claims

1. An electrical connector assembly, comprising a pair of connectors, an adapter and an adapter base, wherein the connectors are connected to the adapter base via the adapter, and characterized in that: The docking connector includes an insulating body, a plurality of terminals accommodated in the insulating body, and a metal shell covering the surface of the insulating body, wherein the plurality of terminals protrude backward from the rear end surface of the insulating body; the adapter base is provided with a plastic body and a contact member accommodated in the plastic body; the adapter includes an adapter sleeve and a flexible row accommodated in the adapter sleeve, wherein the flexible row is provided with a first plug-in end and a second plug-in end, wherein the first plug-in end is plug-fitted with the docking connector and connected to the plurality of terminals, and the second plug-in end is plug-fitted with the adapter base and connected to the contact member.

2. The electrical connector assembly according to claim 1, wherein: The metal shell of the docking joint protrudes backward beyond the rear end face of the insulating body, and the metal shell is provided with a top wall, a bottom wall and a pair of C-shaped side walls, and the rear edges of the top wall and the bottom wall are provided with limiting folding pieces that are bent inward and extended, and the limiting folding pieces abut against the rear end face of the insulating body.

3. The electrical connector assembly according to claim 2, wherein: A clamping opening is arranged at the rear edge of the side wall, and the clamping opening is arranged backward to clamp the soft row of the adapter.

4. The electrical connector assembly according to claim 3, wherein: The docking joint further comprises a metal fixing cover, which is disposed on the top wall of the metal shell and fixed by welding to the top wall, and the metal fixing cover is provided with a pair of fixing plates protruding outwardly beyond the side wall.

5. The electrical connector assembly according to claim 4, wherein: The adapter sleeve is provided with an upper cover plate, a lower cover plate and a pair of mounting parts. The upper cover plate is provided with a pair of limit spring arms. The limit spring arms extend outwardly at an angle in the horizontal direction and are provided with a stop folding piece bent and extended inward to clamp the two sides of the soft row.

6. The electrical connector assembly according to claim 5, wherein: The upper cover plate is formed with narrow grooves on both sides of the limiting elastic arm to provide a space for deformation or displacement of the limiting elastic arm.

7. The electrical connector assembly according to claim 6, wherein: The adapter also includes an operating rod fixed on the adapter sleeve, the operating rod is provided with a cross bar, a pair of side bars and a pair of pivot ends which are integrally connected, the pivot ends are installed in the mounting portion, and the adapter base is provided with a locking protrusion which is snap-fitted with the side bar.

8. The electrical connector assembly according to claim 7, wherein: The operating rod takes the pivot end as the rotation center and is sleeved on the periphery of the adapter base.

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