CN203631861U - A structure and combination of anti-dropping plug connector - Google Patents

Abstract

The utility model discloses an anti-drop plug connector structure and a combination thereof, the plug connector structure comprises an insulation main body, a conductive terminal and a shielding shell, and an accommodating space for accommodating the insulation main body is formed in the shielding shell; the shielding shell is provided with an anti-disengaging mechanism used for locking and buckling the rear end face of the inner wall of the opening corresponding to the elastic arm of the socket connector, the anti-disengaging mechanism comprises an elastic arm and a buckling part, one end of the elastic arm is a fixed end, the other end of the elastic arm is a free end, the fixed end of the elastic arm is integrally connected to the corresponding top wall or bottom wall, the elastic arm integrally extends along the inserting direction, and the buckling part is integrally formed by upwards extending from the side edge of the free end of the elastic arm; corresponding to the position of the elastic arm, a first through hole communicated with the accommodating space is formed in the corresponding top wall or bottom wall connected with the elastic arm, and the elastic arm is suspended in the first through hole; therefore, the plug-in connector is simple in structure, easy to form, convenient to plug in and pull out, and stable and firm in connection with the corresponding socket connector, and the corresponding socket connector is not required to be changed, so that the plug-in connector is convenient to popularize and apply.

Description

A structure and combination of anti-dropping plug connector

technical field

The utility model relates to the technology in the field of connectors, in particular to a structure of an anti-off plug connector and a combination thereof. the

Background technique

After the I/O products in electronic products are mated, the male plugs often fall off from the female base, which affects the connection stability; later, some inventors installed anti-loosening mechanisms on the male plugs, for example, in mini USB The male plug is provided with buckle-pull terminals, and the structure of the docked female seat also needs to be changed, which is complex in structure and troublesome to manufacture, which is not conducive to wide application; Convex shrapnel, and then punch out buckle buckles on both sides of the convex shrapnel, so as to achieve the function of anti-off. The buckle point of this structure is in the middle of the protrusion, and the mold is difficult to form, while the convex shrapnel , both ends are fixed, resulting in less elastic deformation, which is not conducive to plugging and unplugging. the

Therefore, a new technical solution needs to be developed to solve the above problems. the

Utility model content

The utility model aims at the deficiency of the prior art, and its main purpose is to provide an anti-off plug connector structure and its combination. The connection is firm and stable, and the corresponding socket connector does not need to be changed, which is convenient for popularization and application. the

In order to achieve the above object, the utility model adopts the following technical solutions:

An anti-dropping plug connector structure includes an insulating body, a conductive terminal embedded in the insulating body, and a shielding shell wrapped outside the insulating body. The shielding shell has a top wall, a bottom wall, and a top wall connected to the The two side walls between the bottom walls, the top wall, the bottom wall and the two side walls enclose and form a storage space for accommodating the aforementioned insulating body, the shielding shell is provided with an anti-off mechanism, and the anti-off mechanism includes The elastic arm and the buckle part, one end of the elastic arm is a fixed end, and the other end is a free end, and the fixed end is integrally connected to the corresponding top wall or bottom wall, and the elastic arm extends integrally along the insertion direction of the plug connector Setting, the buckle part protrudes upwards from the side of the free end of the elastic arm, and the buckle part and the elastic arm form an angle with each other; corresponding to the position of the elastic arm, the corresponding wall surface of the shielding shell connected to the elastic arm A first through hole communicating with the aforesaid accommodating space is opened on the top, and the elastic arm is suspended in the first through hole.

The buckle portion and the elastic arm form a vertical angle with each other. the

The first through hole includes a longitudinal area and an expansion area communicating with the longitudinal area and extending laterally, the elastic arm is suspended in the longitudinal area, and the buckle part is formed by bending upwards the edge material located in the expansion area . the

There are two first through holes, the two first through holes are arranged on the same wall surface of the shielding shell, each first through hole is respectively provided with an anti-off mechanism, and the expansion areas in each first through hole are adjacent , each longitudinal area is located on the two outer sides respectively. the

The first through hole includes a longitudinal area and two expansion areas extending transversely along both sides of the longitudinal area and communicating with the longitudinal area, the elastic arm is suspended in the longitudinal area, and the two sides of the elastic arm are respectively provided with the card Buckle parts, each buckle part is formed by bending upwards the edge material located in the corresponding expansion area. the

The end of the expansion area close to the insertion part is provided with a convex hull, the front surface of the convex hull is an insertion guide surface, and the rear end surface of the convex hull is formed with a pull-out guide surface and a shielding shell perpendicular to the convex hull. The buckle surface of the body surface. the

A second through hole is provided on the other wall surface of the shielding shell opposite to the anti-off mechanism, and a protrusion is provided at the end of the second through hole near the insertion part, and the front end surface of the protrusion is an insertion guide surface. A pull-out guide surface and a buckling surface perpendicular to the surface of the shielding shell where the convexity is located are formed on the surface of the rear end of the convexity. the

The front end surface of the buckle part is a slope or an arcuate surface that is gradually lower from the back to the front, and the rear end surface of the buckle part is a slope or an arcuate surface that is gradually higher from the back to the front. the

The insulator main body is provided with a place-avoiding groove for elastically deforming the elastic arm. the

An electrical connector combination, comprising a socket connector and a plug connector structure that is plugged into each other, an opening is opened on the shielding shell of the socket connector, and an elastic arm is suspended in the opening, and the elastic arm is connected to the side of the opening A clamping gap is formed between the walls, and in the mating state, the buckle part of the anti-off mechanism on the shielding shell of the plug connector structure is clamped into the clamping gap of the socket connector to form a locking structure. the

After the utility model adopts the above-mentioned technical scheme, its beneficial effects are:

1. An anti-off mechanism is provided on the top wall or bottom wall of the shielding shell of the plug connector to improve the connection firmness between the plug connector and the corresponding socket connector; the anti-off mechanism has a simple structure and can be used in The shielding shell of the head connector is easy to form, and its elastic arm structure has good elasticity, so that it is easy to plug in and out; at the same time, the anti-loosening mechanism is adapted to the corresponding elastic arm set on the shielding shell of the socket connector. Opening, the buckle part of the anti-loosening mechanism will buckle the rear end surface of the inner wall of the opening where the elastic arm of the socket connector is located to prevent the plug connector from falling off from the socket connector. Therefore, the corresponding socket connector does not need to be changed. It is convenient for promotion and application.

2. The protrusion provided on the shielding shell of the anti-removal plug connector, on the one hand, has an insertion guide surface at the front end of the protrusion, which is easy to insert during operation; on the other hand, after insertion, the protrusion is received by the socket The locking effect of the hook of the elastic arm on the connector, that is, the buckle surface on the rear surface of the convex shell will buckle the hook of the elastic arm on the socket connector, thereby increasing the locking effect and further enhancing the connection between the plug connector and the socket The firmness of the connection between the devices does not need to be changed on the corresponding socket connector, which is convenient for popularization and application. the

In order to more clearly illustrate the structural features and effects of the utility model, the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments:

Description of drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the connector assembly in the first embodiment of the present invention (unplugged state);

Fig. 2 is a three-dimensional structural schematic diagram of another angle of the connector assembly in the first embodiment of the present utility model (unplugged state);

Fig. 3 is a three-dimensional structural schematic diagram of the connector assembly in the first embodiment of the present invention (inserted state);

Fig. 4 is a schematic cross-sectional structure diagram at the M-M place in Fig. 3;

Fig. 5 is a schematic diagram of a partially enlarged structure at A in Fig. 4;

Fig. 6 is a schematic diagram of a partially enlarged structure at place B in Fig. 4;

Fig. 7 is a schematic diagram of the three-dimensional structure of the plug connector in the first embodiment of the present utility model;

Figure 8 is a schematic diagram of a partially enlarged structure at point C in Figure 7 (only the structure of the shielding shell is shown);

Fig. 9 is a schematic perspective view of another perspective structure of the plug connector in the first embodiment of the present invention;

Fig. 10 is a side view of the plug connector in the first embodiment of the present utility model;

Fig. 11 is a rear view of the plug connector in the first embodiment of the present utility model;

Fig. 12 is a schematic diagram of a cross-sectional structure at N-N in Fig. 11;

Fig. 13 is a schematic diagram of the three-dimensional structure of the plug connector in the second embodiment of the present utility model;

Figure 14 is a schematic diagram of a partially enlarged structure at D in Figure 13 (only the structure of the shielding shell is shown);

Fig. 15 is a front view of the plug connector in the second embodiment of the present utility model;

Fig. 16 is a schematic diagram of a cross-sectional structure at H-H in Fig. 15;

Fig. 17 is a three-dimensional structural schematic diagram of the connector assembly in the second embodiment of the present invention (inserted state);

FIG. 18 is a schematic diagram of a partially enlarged structure at E in FIG. 17 .

Explanation of the accompanying drawings:

100. Plug connector

10. Shielding shell 11. Top wall

12. Bottom wall 13. Side wall

14. Containment space 15. Anti-escape mechanism

151. Elastic arm 152. Buckle part

1521. Front face 1522. Rear face

153. Fixed end 154. Free end

155. Clearance 16. First through hole

161. Vertical area 162. Extended area

17. Second through hole 18. Convex hull

181. Insert the guide surface 182. Pull out the guide surface

183. Buckle surface 20. Insulation main body

21. Avoidance groove 30. Conductive terminal

200, socket connector

201. Shielding shell 202. Opening

2021. Rear end face of inner wall 203. Elastic arm

204. Hook 205. Clamping gap

15′, anti-off mechanism 151′, elastic arm

152', buckle part.

Detailed ways

Referring to Figures 1 to 12, it shows the specific structure of the first preferred embodiment of the present invention; the plug connector 100 includes an insulating body 20, a conductive terminal 30 embedded in the insulating body 20 and The shielding shell 10 wrapped outside the insulating body 20 has a top wall 11, a bottom wall 12 and two side walls 13 connected between the top wall 11 and the bottom wall 12. The top wall 11, the bottom wall The wall 12 and the two side walls 13 enclose and form a receiving space 14 for receiving the insulating main body 20 . the

The innovation of the present utility model is that an anti-off mechanism 15 is provided on the shielding shell 10, and the anti-off mechanism 15 can be arranged on the top wall 11 or the bottom wall 12 or the side wall 13 of the shielding shell 10, or on the top Both the wall 11 and the bottom wall 12 can be provided with the anti-off mechanism 15, and the number can be one or two or more, which is not limited here; the anti-off mechanism is used to connect with the elastic arm of the socket connector. The rear end surface of the inner wall corresponding to the opening is locked to prevent the plug connector from falling off from the socket connector. the

In this embodiment, the anti-loosening mechanism 15 is disposed on the bottom wall 12 . The anti-off mechanism 15 includes an elastic arm 151 and a buckle portion 152. One end of the elastic arm 151 is a fixed end 153 extending integrally from the shielding shell 10, and the other end is a free end 154. The fixed end 153 is integrally connected to the corresponding on the bottom wall 12 of the bottom wall 12 of the elastic arm 151, and the elastic arm 151 is integrally extended along the insertion direction of the plug connector 100. The portion 152 and the elastic arm 151 form an angle with each other; corresponding to the position of the elastic arm 151, a first through hole 16 communicating with the aforementioned receiving space 14 is provided on the corresponding bottom wall 12 connected to the elastic arm 151, and the elastic arm 151 is suspended from In the first through hole 16, a gap 155 is formed between the two side walls of the elastic arm 151 and the inner wall of the first through hole 16, and the insulating main body 20 is provided with an escape groove for the elastic deformation of the elastic arm 151. 21 (shown in conjunction with Figure 5 and Figure 12). the

As shown in FIG. 8 , in this embodiment, the buckle portion 152 and the elastic arm 151 are designed to form a perpendicular or nearly vertical angle to each other, and the front end surface 1521 of the buckle portion 152 is arranged gradually from the back to the front. Low slope or arc surface, the rear end surface 1522 of the buckle part 152 is a slope or arc surface that is gradually higher from the back to the front, so that the front end surface 1521 of the buckle part 152 is used as the plug connector 100 The guide portion when the socket connector 200 is inserted, and the rear end surface 1522 of the buckle portion 152 is used as a guide portion when the plug connector 100 is pulled out from the socket connector 200 . the

As shown in Figures 1 and 7, the first through hole 16 includes a longitudinal region 161 and an expansion region 162 communicating with the longitudinal region 161 and extending laterally, the elastic arm 151 is suspended in the longitudinal region 161, and the buckle The portion 152 is formed by bending upwards the edge material located in the expanded area. In this embodiment, there are two first through holes 16, and the two first through holes 16 are arranged on the same wall surface of the shielding shell 10. This embodiment is located on the bottom of the shielding case 10 , and each first through hole 16 is respectively provided with a detachment mechanism 15 , and each first through hole 16 has an adjacent expansion area 162 , and each longitudinal area 161 is located on the two outer sides. Further, the end of the expansion area 162 close to the plug-in part is provided with a convex shell 18, which is integrally stamped and formed by the bottom wall 12 of the shielding shell 10; the front end surface of the convex shell 18 is an insertion guide surface 181, and the convex shell 18 Formed on the rear end surface of the package 18 is a pull-out guide surface 182 and a buckle surface 183 perpendicular to the surface of the shielding shell where the convex package is located. The insertion guide surface 181 and the pull-out guide surface 182 can be inclined or arc-shaped The surface, as a whole, is used to cooperate with the button hole of the docking socket connector to enhance the stability of the connector mating. the

As shown in Fig. 2 and Fig. 8, a second through hole 17 is provided on the other wall of the shielding case 10 opposite to the anti-off mechanism. In this embodiment, a second through hole is provided on the top wall 11 of the shielding case 10. 17, the end of the second through hole 17 close to the plug-in part is also provided with the aforementioned convex shell 18, which is integrally stamped and formed by the top wall 11 of the shielding shell 10; the front end surface of the convex shell 18 is an insertion guide surface 181 , the rear end surface of the convex shell 18 is formed with a pull-out guide surface 182 and a buckle surface 183 perpendicular to the top surface of the shielding shell where the convex shell is located, which is also used to cooperate with the corresponding button hole of the docking socket connector, To enhance the stability of the connector mating. the

As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 12, when the plug connector 100 is inserted into the receptacle connector 200, the receptacle connector 200 has a shielding shell 201, and an opening 202 is opened on the shielding shell 201. An elastic arm 203 is suspended inside the opening 202, and a clamping gap 205 is formed between the elastic arm 203 and the side wall of the opening 202. The insertion guide surface 181 at the front end of the aforementioned protrusion 18 makes insertion very convenient. After insertion, the protrusion The buckle surface 183 on the rear surface of the bag 18 will buckle the hook portion 204 of the elastic arm 203 on the socket connector 200, thereby increasing the locking effect and further enhancing the connection firmness between the plug connector 100 and the socket connector 200 ; and the front end surface 1521 of the buckle part 152 on the plug connector 100 is pressed against the inner surface of the shielding shell 201 of the receptacle connector 200 to drive the elastic arm 151 to deform upward toward the avoidance groove 21, when the front end of the buckle part 152 When the surface 1521 overcomes the frictional force and reaches the opening 202, the elastic arm 151 is released and deformed so that the buckle part 152 snaps into the clamping gap 205 of the receptacle connector 200, and the rear end surface 1522 of the buckle part 152 is locked between the opening 202 On the rear end surface 2021 of the inner wall; thereby, through the locking of the anti-off mechanism 15 and the rear end surface 2021 of the inner wall of the opening 202, and the locking of the buckle surface 183 on the rear end surface of the convex shell 18 and the hook portion 204 of the elastic arm 203 The buckle has well achieved the effect of preventing the plug connector from falling off from the socket connector. the

When the plug connector 100 needs to be pulled out from the receptacle connector 200, a pull-out force is applied to make the pull-out guide surface 182 on the rear surface of the protrusion 18 press against the elastic arm 203 on the receptacle connector 200 to deform outward. , so that the buckle surface 183 on the rear end surface of the convex shell 18 breaks away from the lock of the hook portion 204 of the elastic arm 203 , and the rear end surface 1522 of the buckle portion 152 on the plug connector 100 and the shielding shell 201 of the receptacle connector 200 The inner surfaces press against each other to drive the elastic arm 151 to deform downward toward the avoidance groove 21, and break away from the lock on the rear end surface 2021 of the inner wall of the opening 202, so that the buckle part 152 is released from the clamping gap 205, so that the plug connector 100 After being completely pulled out from the socket connector 200 , the elastic arm 151 is released and deformed to be suspended in the first through hole 16 . the

As can be seen from Figures 1 and 2, the plug connector 100 with the aforementioned anti-off mechanism 15 can be adapted to a common socket connector 200 with a clamping elastic arm 203, the socket shown in the drawings The connector 200, the elastic arm 203 provided on the top wall and the bottom wall of the shielding shell 201 and the opening 202 for the elastic arm 203 to hang are all very common, and it is usually used for connecting with the top wall of the shielding shell of the plug connector. contact with the bottom wall, relying on the reset elastic force of the elastic arm to maintain the plugging force between the plug connector and the socket connector, making the connection more stable. Therefore, the corresponding socket connection with the plug connector 100 of the present utility model There is no need to make changes on the device, which is convenient for popularization and application. The aforementioned anti-detachment mechanism 15 can be applied to I/O connector plugs such as USB\HDMI\DIIVA, etc., and there is no limitation here. the

Then, please refer to shown in Fig. 13 to Fig. 18, it has shown the specific structure of the second preferred embodiment of the present utility model; This embodiment compares with above-mentioned first kind of embodiment, its main structure and innovation are basically the same, the difference is that the anti-off mechanism 15' includes an elastic arm 151' and two buckle parts 152', and the buckle parts 152' extend integrally on both sides of the elastic arm 151' respectively. The first through hole 16 includes a longitudinal region 161 and an expansion region 162 extending transversely along the longitudinal region 161 and communicating with the longitudinal region 161. The elastic arm 151' is suspended in the longitudinal region 161, and the elastic arms 151' are provided on both sides. The buckle parts 152' are formed by bending upwards the edge material in the expansion area 162, so this embodiment only uses one anti-loosening mechanism 15' to achieve clamping and fixing with the docking socket connector, corresponding to the front end of each expansion area 162 Each is provided with a aforementioned protrusion 18; comparing the anti-off mechanism 15 and the anti-off mechanism 15' in the two embodiments, it can be seen that the two elastic arms 151 in the first embodiment are respectively provided separately, and the buckle parts 152 are formed by corresponding The elastic arm 151 is deformed to change the position; and the second embodiment is equivalent to designing the two elastic arms 151 in the first embodiment as one, that is, it is designed as an elastic arm 151', and the two buckle parts 152' are formed by the same The elastic arm 151' is deformed to change its position; the buckle part 152 and the buckle part 152' in the two embodiments are snapped into the holding gap 205 on the shielding shell 201 of the socket connector 200, and both are used for locking On the rear end surface 2021 of the inner wall of the opening 202 , the buckling surface 183 on the rear end surface of the protrusion 18 at the front end thereof is also locked on the corresponding hook portion 204 of the elastic arm 203 . the

And, as can be seen from FIG. 16, in the second embodiment, an anti-off mechanism 15' is provided on the top wall and the bottom wall of the shielding shell 10 to enhance the connection between the plug connector 100 and the receptacle connector 200. Connection stability. the

The key point of the design of this utility model is that it mainly improves the connection firmness between the plug connector and the corresponding socket connector by providing an anti-off mechanism on the top wall or bottom wall of the shielding shell of the plug connector; The structure of the anti-disengagement mechanism is simple, and it is easy to form on the shielding shell of the head connector. The elastic arm structure has good elasticity, so that it is easy to plug in and out; at the same time, the anti-disengagement mechanism is adapted to the shielding shell of the socket connector. The opening corresponding to the elastic arm provided on the body, the buckle part of the anti-loosening mechanism will buckle the rear end surface of the inner wall of the opening where the elastic arm of the socket connector is located, so as to prevent the plug connector from falling off from the socket connector. Therefore, its corresponding There is no need to make changes on the socket connector, which is convenient for popularization and application;

Secondly, the protrusion provided on the shielding shell of the anti-off plug connector, on the one hand, has an insertion guide surface at the front end of the protrusion, which is easy to insert during operation; on the other hand, after insertion, the protrusion is The locking function of the hook of the elastic arm on the socket connector, that is, the buckle surface on the rear surface of the convex shell will buckle the hook of the elastic arm on the socket connector, thereby increasing the locking effect and further enhancing the connection between the plug connector and the socket. The firmness of the connection between the connectors does not need to be changed on the corresponding socket connectors, which is convenient for popularization and application.

The above description is only the first embodiment of the present utility model, and does not limit the technical scope of the present utility model. Modifications still belong to the scope of the technical solution of the utility model. the

Claims (10)

1. an Anti-disconnecting plug connector construction, include insulating body, be embedded in the conducting terminal in insulating body and be coated on the shield shell outside insulating body, this shield shell there is roof, diapire and be connected in roof and diapire between two side, this roof, diapire and two side enclose and form one for accommodating the receiving space of aforementioned dielectric main body, it is characterized in that:

On this shield shell, be provided with escapement, this escapement includes elastic arm and clamping part, one end of this elastic arm is stiff end, the other end is free end, its stiff end one is connected on corresponding roof or diapire, this elastic arm extends and arranges along the grafting direction one of pin connector, and the free end side one of this clamping part own elasticity arm upwards protrudes out and forms, and this clamping part and elastic arm have angle each other; Corresponding elastic arm position, offers first through hole that with aforementioned receiving space communicate on the corresponding wall of shield shell connecting in elastic arm, and elastic arm is suspended from this first through hole.

2. a kind of Anti-disconnecting plug connector construction according to claim 1, is characterized in that: described clamping part with elastic arm each other in vertical angle.

3. a kind of Anti-disconnecting plug connector construction according to claim 1, it is characterized in that: described the first through hole comprises longitudinal region and communicates with longitudinal region and the extended area of horizontal expansion, described elastic arm is suspended from longitudinal region, described clamping part system by the rim charge that is arranged in extended area upwards bending form.

4. a kind of Anti-disconnecting plug connector construction according to claim 3, it is characterized in that: described the first through hole has two, these two first through holes are arranged on the same wall of shield shell, in each the first through hole, be respectively arranged with an escapement, and in each the first through hole, extended area is adjacent, and each longitudinal region lays respectively at two outsides.

5. a kind of Anti-disconnecting plug connector construction according to claim 1, it is characterized in that: described the first through hole comprises longitudinal region and longitudinally both sides, region horizontal expansion and two extended areas that communicate with longitudinal region, described elastic arm is suspended from longitudinal region, described elastic arm two avris are respectively provided with described clamping part, each clamping part respectively by the rim charge that is arranged in corresponding extended area upwards bending form.

6. according to a kind of Anti-disconnecting plug connector construction described in claim 3 or 5, it is characterized in that: described extended area is provided with convex closure near the end of Plug Division, this convex closure front-end surface, for inserting guiding face, is formed with guiding face and the button bit face perpendicular to shield shell surface, convex closure place extracted on this convex closure rear end surface.

7. a kind of Anti-disconnecting plug connector construction according to claim 1, it is characterized in that: on another wall of the relative escapement of described shield shell, be provided with the second through hole, this second through hole is provided with convex closure near the end of Plug Division, this convex closure front-end surface, for inserting guiding face, is formed with guiding face and the button bit face perpendicular to shield shell surface, convex closure place extracted on this convex closure rear end surface.

8. a kind of Anti-disconnecting plug connector construction according to claim 1, is characterized in that: the front end face of described clamping part is low inclined-plane or arcwall face gradually successively from back to front, and the rear end face of described clamping part is high inclined-plane or arcwall face gradually successively from back to front.

9. cover slowly a kind of Anti-disconnecting plug connector construction according to claim 1, it is characterized in that: on described insulating body, offer the bit-avoiding slot for aforementioned elastic arm generation strain.

10. an electric connector combination, it is characterized in that: comprise socket connector and as any one pin connector structure in claim 1-8, this socket connector and pin connector structure are to inserting, on the shield shell of this socket connector, offer opening, in this opening, be hung with elastic arm, between this elastic arm and opening sidewalls, form and hold gap, to inserting under state, the gap that holds that on the shield shell of described pin connector structure, the clamping part of escapement snaps in socket connector forms buckle structure.

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