CN112018562A - Plug connector with movable unlocking structure and assembly thereof - Google Patents

Abstract

The invention relates to a plug connector with a movable unlocking structure and a component thereof, wherein the plug connector component comprises a plug connector and two sliding locking parts, wherein the plug connector can be plugged with a socket connector, and the two sliding locking parts can be respectively assembled on the left side and the right side of the plug connector.

Description

Plug connector with active unlocking structure and its assembly

technical field

The present invention relates to a plug connector and its components, in particular to a plug housing or a sliding locking part with a pushing slope, and when a sliding locking part is assembled to the plug connector, it can follow the pushing surface The inclined plane moves to open the rear side of the plug connector outward and form an unlocked state.

Background technique

With the advancement of communication technology and electronic technology, electronic devices with various functions, such as: mobile power supply devices that can be carried around for continuous power supply of mobile phones, mobile phones that allow people to communicate at both ends of the world, and can satisfy people's listening anytime, anywhere The Walkman for music and the Personal Computer (Personal Computer) that can assist people in handling various things have become indispensable tools in modern people's life and work.

In addition, various electronic devices (such as: smart phones, tablet computers, desktop computers, notebook computers, digital cameras, etc.) must be installed on the body of each electronic device in order to receive electronic signals and power from the outside world. A signal connector is configured on it. Generally speaking, a signal connector refers to all connecting components and their accessories used in electronic signals and power supplies. It is a bridge for all signals, and its quality will affect the reliability of current and signal transmission. It is also closely related to the operation of electronic devices. In addition, through the function of signal connectors, multiple electronic devices can be connected to form a complete system to transmit electronic signals or power to each other. Therefore, it can be seen that signal connectors are practical It is an indispensable element for each electronic device to achieve a predetermined function.

With the change of use and installation location, connectors also have a variety of different types of structures to adapt to and meet the needs of use. For example, with the popularization of the concept and application of smart vehicles, the demand for automotive connectors It has also risen sharply. Among them, the problem faced by automotive connectors is that the vehicle will form different degrees of vibration due to the bumpiness of the road surface. In this case, it is easy to cause two connected automotive connectors to be used for a long time. Therefore, the locking structure of the vehicle connector usually pursues stability. This situation not only increases the difficulty of design, but also leads to the difficulty of subsequent unlocking.

In view of this, how to make the connector have good stability and convenient unlocking in use, so as to avoid the aforementioned regrets, is a major subject of the present invention.

SUMMARY OF THE INVENTION

Because the overall structure of the existing connector is still lacking in use, the inventor has been professionally engaged in the design, processing and manufacturing of various power or signal connectors for many years. The rich practical experience, and uphold the research spirit of excellence , after long-term research and experimentation, finally developed a plug connector and its components with a movable unlocking structure of the present invention. convenience, so that users have a better experience.

One objective of the present invention is to provide a plug connector with a movable unlocking structure, comprising a plug housing, a plug insulating body and multiple plug metal terminals, wherein a plug insertion port is provided on the bottom side of the plug housing , the plug socket is recessed inward to form a plug assembly space, the plug housing is provided with two first locking units on the rear side of the plug socket adjacent to the plug socket, and the plug connector is inserted with a socket connector. In the state, the two inserting parts of the socket connector can be assembled to each of the first locking units, the plug insulating body is provided with a plurality of plug metal terminals, and the plug insulating body can be installed in the plug assembly space, The present invention is characterized in that the plug housing is respectively provided with a first pushing slope adjacent to the inner wall of each of the first locking units, the plug connector is plugged with the socket connector, and the two sliding locking parts are assembled respectively In the state of the left and right sides of the plug connector, the two sliding locking parts can be displaced toward the top side of the plug housing, so that each sliding locking part moves along the corresponding first pushing slope, so that The rear side of the plug housing is stretched outwards, so that each of the first locking units is separated from each of the inserting portions to form an unlocked state.

Another object of the present invention is to provide a plug connector assembly with a movable unlocking structure, comprising a plug connector and two sliding locking parts, wherein the plug connector has the structural features of the aforementioned object, the two sliding The locking portion can be assembled to the left and right sides of the plug connector, respectively. The feature of the present invention is that the wall of the plug housing or at least one of the two sliding locking portions is respectively provided with a pushing slope. When the plug connector is plugged with the socket connector, the two sliding locking parts can be displaced toward the top side of the plug housing, and through the configuration of the pushing slopes, the plug housing is The rear side can be opened outward by the two sliding locking portions, so that each of the first locking units is separated from each of the inserting portions to form an unlocked state.

In order to facilitate the purpose of the present invention, technical features and effects thereof, do further recognition and understanding, now give examples in conjunction with the accompanying drawings, the detailed description is as follows:

Description of drawings

FIG. 1 is a schematic view of the separation of a plug connector assembly and a receptacle connector of the present invention from a perspective;

Fig. 2 is the exploded schematic diagram of the socket connector of the present invention;

3 is a schematic diagram of the separation of the plug connector assembly and the socket connector of the present invention from another perspective;

4 is an exploded schematic view of the plug connector assembly of the present invention;

5 is a schematic diagram of the combination of the socket connector and the plug connector of the present invention;

6 is a schematic view of the combination of the plug connector assembly and the socket connector of the present invention;

FIG. 7 is a schematic view of the combination of the plug connector assembly and the receptacle connector of the present invention from another perspective; and

8 is a partial enlarged view of the plug connector assembly and the receptacle connector of the present invention.

[Description of reference numerals]

Receptacle Connector  … 1

Receptacle Insulation Body …… 11

Socket body …… 11A

Socket plug interface …… 110

Socket accommodation space …… 111

Terminal slots …… 114

Grooves …… 115

Insertion part …… 116

The first guide slope ...... 1161

1st shoulder ...... 117

Buckle …… 118

Second guide slope …… 1181

Receptacle Metal Terminals  … 13

Receptacle Housing ...... 15

Socket assembly space …… 150

Insert hole …… 151

Inlay Cards  … 153

Plug Connectors  … 2

Plug housing …… 21

Plug and socket interface …… 210

Plug assembly space …… 211

The first push against the inclined plane ...... 213

Recess …… 215

Active Films …… 217

Main body …… 218

Activity spacing …… 219

Plug insulation body …… 22

Plug metal terminals …… 23

The first locking unit ...... 24

Second locking unit ...... 25

Sliding lock …… 3

Sliding groove …… 31

Extension Arm …… 32

The second push against the inclined plane ...... 321

Locking part …… 322

Detailed ways

The present invention is a plug connector with a movable unlocking structure and its assembly. Please refer to FIG. 1 . In one embodiment, the plug connector assembly includes at least a socket connector 1 and two sliding locking parts 3 . And in use, the plug connector assembly can be used for plugging with a plug connector 2. It is specially explained here that the movable unlocking structure of the present invention is mainly aimed at the use of the plug connector 2 and the socket connector 1. The locking structure provided is designed to improve the convenience of unlocking. Therefore, the locking structure of the socket connector 1 will be described first. Please refer to FIG. 1 and FIG. 2 , the socket connector 1 includes a socket insulating body 11 , a plurality of socket metal terminals 13 and a socket housing 15 . For the convenience of description, the upper part of FIG. side) position, the bottom of Fig. 1 is the lower (bottom side) position of the element, the lower left of Fig. 1 is the left position of the element, the upper right of Fig. 1 is the right position of the element, and the upper left of Fig. 1 is the position of the element The front position, the lower right in Figure 1 is the rear position of the element. In addition, the form of each element of the plug connector assembly of the present invention is not limited to the drawing in FIG. 1 , and those skilled in the art can adjust the style of each element according to product requirements. Therefore, as long as it has the relevant structures described in the subsequent embodiments And the effect, that is, the plug connector assembly to be protected by the present invention, will be described first.

Please also refer to FIG. 1 and FIG. 2 , in this embodiment, the socket insulating body 11 is composed of at least one socket body portion 11A, at least one inserting portion 116 and two snap portions 118 , wherein the socket is The top side of the body portion 11A is provided with a socket insertion port 110 , a socket accommodation space 111 is provided therein, and the socket accommodation space 111 and the socket insertion port 110 are communicated with each other. A plurality of terminal slots 114 are respectively provided on the inner side surface, and the socket insertion port 110 , the terminal slots 114 and the socket accommodation space 111 are also communicated with each other. In other embodiments of the present invention, the socket body portion 11A may not be provided with the terminal grooves 114, or a tongue plate may be added in the socket body portion 11A, and the terminal grooves 114 may be provided on the tongue plate, In this way, the structure of the socket insulating body 11 of the present invention can be applied to various types of connectors.

Please also refer to FIGS. 1 and 2 , the rear side of the socket body portion 11A and the position adjacent to the bottom side are provided with the inserting portions 116 protruding outward. The left side wall and the right side of the socket body portion 11A The walls are respectively provided with the snap portions 118 facing outward, and the snap portions 118 are adjacent to the bottom side of the socket body portion 11A, wherein the insert portions 116 can serve as the first re-locking structure, The buckle portion 118 can be used as a second re-locking structure. The relevant locking methods of these locking structures will be described later. In addition, in other embodiments of the present invention, those skilled in the art can also only provide The inserting portion 116 means that the plug connector assembly of the present invention can only have the first re-locking structure and the corresponding unlocking structure mentioned later.

In addition, please refer to FIG. 1 and FIG. 2 , the socket metal terminals 13 are respectively fixed in the socket insulating body 11 and spaced apart from each other. In this embodiment, the socket metal terminals 13 can be At least one of a signal terminal, a ground terminal, or a power terminal, etc., can be embedded in each of the terminal slots 114, and the front ends of the socket metal terminals 13 can be exposed to the socket accommodating space 111 (as shown in FIG. 2). The other ends of the socket metal terminals 13 are extended from the rear end of the socket insulating body 11 (as shown in FIG. 3 ) so as to be connected (eg, soldered) to a circuit board or other components.

In addition, please refer to FIG. 1 and FIG. 2 , the socket housing 15 is formed by bending at least one metal plate. In this embodiment, the cross-sectional shape of the socket housing 15 is rectangular (O-shaped), A socket assembly space 150 is formed around it, and the socket housing 15 is not limited to the drawing style of FIG. 2. In other embodiments of the present invention, as long as the cross-sectional shape of the socket housing 15 is at least U-shaped , so as to be able to form a socket assembly space 150 that penetrates up and down. In addition, the socket insulating body 11 can extend into the socket assembly space 150 and be fixed in the socket housing 15 to prevent electromagnetic interference (EMI), serve as a grounding path and protect the socket insulating body 11 . In the aforementioned assembled relationship, each of the inserting portions 116 and the locking portions 118 is located outside the socket assembly space 150, and the socket housing 15 (as shown in FIG. 1 ) is exposed outside, so as to be able to lock the plug connector 2.

Please refer to FIG. 3 and FIG. 4 , in this embodiment, the plug connector 2 is composed of at least a plug housing 21 , a plug insulating body 22 and a plurality of plug metal terminals 23 , wherein the plug housing The bottom side of 21 defines a plug socket 210, the plug socket 210 is recessed inward to form a plug assembly space 211, and the rear side of the plug housing 21 adjacent to the plug socket 210 is provided with two first locks unit 24, the first locking unit 24 has an opening, when the plug connector 2 is inserted into the socket connector 1, the two inserting parts 116 of the plug connector 2 can be assembled to each of the first locking units 24 to form a first re-locking structure; in addition, the left and right side surfaces corresponding to the plug housing 21 are respectively bent outwards and provided with a second locking unit 25, the second locking unit 25 also has an opening, when the plug connector 2 After being plugged into the socket connector 1, the two snap portions 118 of the plug connector 2 can be assembled to each of the second locking units 25 to form a second re-locking structure. In other embodiments of the present invention, those skilled in the art can adjust the forms of the first and second locking units 24 and 25, the inserting portion 116 and the locking portion 118 according to product requirements, or only the first locking unit 24 and the locking portion 118 are provided. The inserting part 116 is shown together first.

Please also refer to FIG. 3 and FIG. 4 , a plurality of plug metal terminals 23 are arranged on the plug insulating body 22. In this embodiment, the plug insulating body 22 is in the form of a tongue plate, and the plug metal terminals 23 are One end can be in the form of a gold finger, and the other end can be in the form of a wire, but it is not limited to this. In other embodiments of the present invention, those skilled in the art can adjust according to product requirements and the style of the socket connector 1 The plug insulating body 22 and the plug metal terminal 23 are in the form. In addition, the plug insulating body 22 can be installed and fixed in the plug assembly space 211 , and one end of the plug metal terminals 23 will be exposed in the plug assembly space 211 . When the plug connector 2 and the socket connector 1 are both After being plugged in, one end of the plug metal terminals 23 of the plug connector 2 will extend into the socket accommodating space 111 through the socket socket 110 and be electrically connected with one end of the socket metal terminals 13 to exchange with each other. signal or current. When the user plugs the plug connector 2 into the socket connector 1 (as shown in FIG. 5 to FIG. 5 ), the inserting portion 116 is embedded with the corresponding first locking unit 24 of the plug connector 2 to form a first re-locking structure, and the latching portion 118 is latched with the corresponding second locking unit 25 of the plug connector 2 to form a second re-locking structure.

4-5, the two sliding locking parts 3 can be assembled to the left and right sides of the plug connector 2 respectively, and cover each of the second locking units 25 (that is, when there is a second locking unit 25, the two sliding locking parts 3 can be assembled to the outside of the two second locking units 25 respectively), in this embodiment, the sliding locking part 3 is provided with a sliding groove 31, the sliding groove 31 will be recessed downward from the top side of the sliding locking portion 3, and its configuration will be matched with the second locking unit 25. Therefore, after the connectors 1 and 2 are inserted, each sliding locking portion 3 It can be assembled to the corresponding left and right sides of the connectors 1 and 2 from bottom to top, and each second locking unit 25 and the snap portion 118 can be accommodated in the sliding groove 31 together. In this way, by adjusting the The width of the sliding slot 31 not only enables the sliding locking portion 3 to be positioned on the second locking unit 25 , but also enables the second locking unit 25 to be stably combined with the buckle portion 118 to effectively strengthen the connectors 1 . Therefore, through the aforementioned double locking structure and the sliding locking part 3 and other structures, when these connectors 1, 2 and the sliding locking part 3 are used as vehicle connectors, although they are affected by the vibration of road bumps , and can also be stably combined with each other as a whole.

Please also refer to FIG. 3 , the plug housing 21 is respectively provided with a first pushing slope 213 adjacent to the inner wall of each of the first locking units 24 . In this embodiment, the plug housing 21 corresponds to each of the first locking units 24 . An inner concave portion 215 is respectively formed on the inner wall of the pushing against the inclined surface 213 , and each of the inner concave portion 215 is communicated with the plug socket 210 . In addition, an extension arm 32 is protruded from the sliding locking portion 3 corresponding to the position of the inner concave portion 215 . When the sliding locking portion 3 is assembled to the left and right sides of the plug connector 2 , each extension arm 32 can pass through The plug socket 210 extends into the corresponding inner recess 215 (as shown in FIG. 7 ).

The unlocking procedure of the present invention will now be described. Please refer to FIGS. 3 , 7 and 8 . When the two sliding locking portions 3 are displaced toward the top side of the plug housing 21 , each sliding locking portion 3 It will move along the corresponding first pushing slope 213, and at the same time, the rear side of the plug housing 21 will be stretched outwards (as shown in FIG. 8), so that each of the first locking units 24 is separated from each of the sockets. The latching portion 116 forms the first re-unlocking state; in addition, in this embodiment, each of the extending arms 32 is respectively provided with a second pushing slope 321 , and each of the sliding locking portions 3 faces the plug housing 21 . In the state of displacement in the top side direction, the second pushing slope 321 abuts against the first pushing slope 213 and moves along the corresponding first pushing slope 213 , thereby increasing the sliding locking portion 3 to open the plug The convenience of the rear side of the housing 21 . In other embodiments of the present invention, those skilled in the art can adjust the form of the plug housing 21 and the sliding locking portion 3 according to product requirements, without the inner recess 215 , the extension arm 32 , the second pushing slope 321 , etc. As long as the two sliding locking parts 3 can move along the corresponding first pushing slopes 213 and the rear side of the plug housing 21 can be stretched outwards, the first locking units 24 can be disengaged Each of the card-embedding portions 116 may be in an unlocked state, which will be described first.

In addition, please refer to FIGS. 7 and 8 , in addition to the form of the foregoing embodiment, in another embodiment of the present invention, only the two sliding locking portions 3 are provided with second pushing slopes 321 . For example, those skilled in the art can shorten the length of the plug housing 21 so that the second pushing slopes 321 of the two sliding locking parts 3 are exposed, and when the user makes the sliding locking parts 3 face After the top side direction of the plug housing 21 is displaced, each of the second pushing slopes 321 will protrude into the plug housing 21 and open the rear side of the plug housing 21 to form an unlocked state.

In addition, when the rear side of the plug housing 21 is a whole, its opening range is limited. Therefore, in order to solve the aforementioned problems, please also refer to FIGS. 3 , 7 and 8 . Two movable pieces 217 and a main piece 218 are formed on the rear side, wherein the two movable pieces 217 are located on both sides of the main piece 218 respectively, and the two movable pieces 217 have a first The locking unit 24 and a first push against the inclined surface 213, in addition, the two movable pieces 217 are separated from the main piece 218 by a movable distance 219, the length and width of the aforementioned movable distance 219 can be adjusted according to actual needs, so, When each of the sliding locking portions 3 is displaced toward the top side of the plug housing 21 , the two movable pieces 217 can be opened to a large extent, so that the first locking unit 24 can be easily disengaged from the inserting portion. 116, and the first re-unlock state is completed. In other embodiments of the present invention, those skilled in the art may not provide the aforementioned movable distance 219 , but make the thickness of the movable sheet body 217 smaller than the thickness of the main sheet body 218 . The thickness is relatively thin, so after being pushed by the sliding locking portion 3, it naturally has a large deformation amount, so as to complete the first re-unlocking state, which will be described first.

In addition, please refer to FIGS. 3 , 7 and 8 , the inner wall surface of the second locking unit 25 is separated from the corresponding left and right side surfaces of the plug housing 21 by a distance. When the two sliding locking portions 3 face the When the top side of the plug housing 21 is displaced, and the top sides of the two sliding locking parts 3 protrude beyond the top side of the plug housing 21 (as shown in FIG. 8 ), the two sliding locking parts 3 are adjacent to the top side of the plug housing 21 . The regions can be pressed to approach each other (in the direction of the dashed arrow in FIG. 8 ). At this time, the regions adjacent to the bottom side of the two sliding locking portions 3 will push the second locking units 25 , so that each second locking unit 25 is disengaged from each of the latching portions 118 to form the second re-unlocking state. In more detail, in this embodiment, each of the extending arms 32 is respectively protruded with a locking portion 322 , when the sliding locking portion 3 is assembled to the left and right sides of the plug connector 2 (plug housing 21 ) , each of the locking portions 322 will protrude between the inner wall surface of each of the second locking units 25 and the corresponding left and right side surfaces of the plug housing 21 , so that the two sliding locking portions 3 are adjacent to the top side area (outer side surface). After the locking portion 322 is pressed, each locking portion 322 pushes the corresponding second locking unit 25 to open the second locking unit 25 so that the second locking unit 25 is separated from the locking portion 118 .

In this embodiment, please also refer to FIG. 1 and FIG. 2 , the top ends of the inserting portions 116 respectively protrude from the rear side surface of the socket body portion 11A to respectively form a first shoulder portion 117 . When the socket insulating body 11 is assembled to the socket housing 15 , each of the inserting portions 116 can extend into the inserting holes 151 formed in the socket housing 15 , and the inner wall surfaces of the inserting holes 151 abut against the corresponding inserting holes 151 . On the first shoulder 117 of the socket, if the connectors 1 and 2 have been plugged together, when the user pulls out the plug connector 2, although the socket insulating body 11 is affected by the aforementioned plug connector 2, The upward displacement force is generated, but through the design of the first shoulder portion 117 and the inserting hole 151, the socket insulating body 11 cannot be easily separated from the socket housing 15, and the socket connector 1 can be effectively maintained. completeness. In addition, the top end of the inserting portion 116 is provided with a first guiding slope 1161, so that the inserting portion 116 can be smoothly inserted into and inserted into the opening of the first locking unit 24. Similarly, the snap The top end of the portion 118 can also be provided with a second guiding inclined surface 1181 , so that the latching portion 118 can be smoothly inserted into and latched into the opening of the second locking unit 25 .

Please also refer to FIGS. 1 and 2 , the left and right side walls corresponding to the socket body portion 11A are respectively provided with a groove 115 , and each of the grooves 115 is recessed downward from the top edge of the socket body portion 11A , In addition, the corresponding left and right side walls of the socket housing 15 respectively protrude an embedded card 153 towards the socket assembly space 150. When the socket insulating body 11 extends into the socket assembly space 150 from bottom to top Afterwards, each of the embedded cards 153 will extend into and abut against the corresponding grooves 115, so that when the user pulls out the plug connector 2, although the socket insulating body 11 is affected by the aforementioned plug connector 2, The upward displacement force is generated, but will be blocked by the insert cards 153 and will not be easily separated from the socket housing 15 , so that the assembly between the socket housing 15 and the socket insulating body 11 can be improved. stability.

The above are only preferred embodiments of the present invention. However, the protection scope claimed by the present invention is not limited to this. Those skilled in the art can easily think about the technical contents disclosed in the present invention. Changes in effectiveness shall not depart from the scope of protection of the present invention.

Claims (15)

1. A plug connector having a movable delatching structure, comprising:

the bottom side of the plug shell is provided with a plug inserting port, the plug inserting port is inwards recessed to form a plug assembling space, the back side surface of the plug shell, which is adjacent to the plug inserting port, is provided with two first locking units, and the two first locking units can be assembled to two embedding and clamping parts of a socket connector in the state that the plug connector is inserted with the socket connector; and

a plug insulating body on which a plurality of plug metal terminals are arranged, the plug insulating body can be installed in the plug assembling space to form the plug connector;

the invention is characterized in that the inner wall of the plug shell adjacent to each first locking unit is respectively provided with a first pushing inclined surface, the plug connector is inserted with the socket connector, and the two sliding locking parts are respectively assembled on the left side and the right side of the plug connector, the two sliding locking parts can displace towards the top side direction of the plug shell, so that each sliding locking part moves along the corresponding first pushing inclined surface, the rear side surface of the plug shell is outwards spread, and each first locking unit is separated from each embedding part, thereby forming an unlocking state.

2. The plug connector according to claim 1, wherein the plug housing is provided with a second locking unit respectively at left and right sides thereof, and the two latching portions of the receptacle connector can be respectively assembled to the corresponding second locking units in a state that the plug connector is inserted into the receptacle connector, and the two sliding locking portions can be respectively assembled to outer sides of the two second locking units.

3. The plug connector of claim 2, wherein an inner wall surface of each of the second locking units is spaced apart from corresponding left and right side surfaces of the plug housing by a distance, and in a state where the two slide locking portions are displaced toward the top side of the plug housing and the top sides of the two slide locking portions are beyond the top side of the plug housing, a region of the two slide locking portions adjacent to the top side can be pressed, and a region of the two slide locking portions adjacent to the bottom side pushes the second locking units, so that the second locking units are disengaged from the corresponding latching portions to form an unlocked state.

4. The plug connector according to any one of claims 1 to 3, wherein the rear side of the plug housing forms two movable plates and a main plate, the two movable plates are respectively located at two sides of the main plate, and the two movable plates respectively have one first locking unit and one first pushing inclined surface, and the two movable plates are respectively spaced from the main plate by a movable distance, so that the two movable plates can be outwardly expanded to a larger extent.

5. The plug connector according to any one of claims 1 to 3, wherein the rear side of the plug housing forms two movable plates and a main plate, the two movable plates are respectively located at two sides of the main plate, and the two movable plates respectively have one first locking unit and one first pushing inclined surface, and the thicknesses of the two movable plates are respectively smaller than the thickness of the main plate, so that the two movable plates can be outwardly extended to a greater extent.

6. A plug connector assembly with a movable unlocking structure comprises a plug connector and two sliding locking parts, wherein the plug connector at least comprises a plug shell, a plug insulating body and a plurality of plug metal terminals, a plug inserting port is formed in the bottom side of the plug shell, the plug inserting port is inwards recessed to form a plug assembling space, two first locking units are arranged on the rear side face, close to the plug inserting port, of the plug shell, the plug metal terminals are distributed on the plug insulating body, and the plug insulating body can be installed in the plug assembling space; the two first locking units can be assembled to the two embedding parts of the socket connector in a state that the plug connector is plugged with the socket connector; the invention is characterized in that the wall surface of at least one of the plug shell or the two sliding locking parts is respectively provided with a pushing inclined surface, the two sliding locking parts can displace towards the top side direction of the plug shell under the state that the plug connector is plugged with the socket connector, and the rear side surface of the plug shell can be outwards spread by the two sliding locking parts through the configuration of each pushing inclined surface, so that each first locking unit is separated from each embedded clamping part to form an unlocking state.

7. The plug connector assembly according to claim 6, wherein the inner walls of the plug housing adjacent to the first locking units are respectively provided with the pushing slopes, and in a state that the two sliding locking portions are displaced toward the top side of the plug housing, each sliding locking portion can move along the corresponding pushing slope, so that the rear side of the plug housing is pushed open outwards.

8. The plug connector assembly according to claim 7, wherein the plug housing is provided with a second locking unit respectively at left and right sides thereof, and the two latching portions of the receptacle connector can be respectively assembled to the corresponding second locking units in a state that the plug connector is inserted into the receptacle connector, and the two sliding locking portions can be respectively assembled to outer sides of the two second locking units.

9. The plug connector assembly of claim 8, wherein an inner wall surface of each of the second locking units is spaced apart from corresponding left and right side surfaces of the plug housing by a distance, and when the two slide locking portions are displaced toward the top side of the plug housing and the top sides of the two slide locking portions are beyond the top side of the plug housing, an area of the two slide locking portions adjacent to the top side can be pressed, and an area of the two slide locking portions adjacent to the bottom side pushes the second locking units, so that the second locking units are disengaged from the corresponding locking portions to form the unlocked state.

10. The plug connector assembly of claim 9, wherein the inner wall of the plug housing corresponding to each of the abutting slopes forms an inner concave portion, each of the inner concave portions is connected to the plug socket, each of the sliding locking portions has an extending arm protruding from a position corresponding to each of the inner concave portions, and each of the extending arms can extend into the corresponding inner concave portion through the plug socket in a state where each of the sliding locking portions is assembled to the left and right sides of the plug connector.

11. The plug connector assembly of claim 10, wherein each of the extension arms is provided with another abutting inclined surface, and each of the other abutting inclined surfaces abuts against each of the abutting inclined surfaces and moves along the corresponding abutting inclined surfaces in a state where each of the sliding locking portions is displaced toward the top side of the plug housing.

12. The plug connector assembly according to claim 11, wherein each of the extending hips is provided with a locking portion in a protruding manner, each of the locking portions extends between an inner wall surface of each of the second locking units and corresponding left and right side surfaces of the plug housing in a state where each of the slide locking portions is assembled to the left and right sides of the plug connector, and each of the locking portions pushes the corresponding second locking unit in a state where regions of the two slide locking portions adjacent to the top sides are pressed.

13. The plug connector assembly of claim 12, wherein the socket housing further includes two engaging pieces, and each engaging piece can extend into and abut against a concave groove formed on the corresponding left and right sidewalls of the socket housing when the socket housing is assembled to the socket housing.

14. The plug connector assembly according to any one of claims 6 to 13, wherein the rear side of the plug housing forms two movable plates and a main plate, the two movable plates are respectively located at two sides of the main plate, and the two movable plates respectively have one first locking unit and one pushing inclined surface, and the two movable plates are respectively spaced from the main plate by a movable distance, so that the two movable plates can be outwardly expanded to a larger extent.

15. The plug connector assembly according to any one of claims 6 to 13, wherein the rear side of the plug housing forms two movable plates and a main plate, the two movable plates are respectively located at two sides of the main plate, and the two movable plates respectively have one first locking unit and one pushing inclined plane, and the thicknesses of the two movable plates are respectively smaller than the thickness of the main plate, so that the two movable plates can be outwardly expanded to a greater extent.

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