CN203850552U - Plug connectors, socket connectors and combinations thereof - Google Patents

Abstract

The utility model discloses a plug connector, socket connector and combination thereof, including plug connector and socket connector matched with the plug connector, the plug connector and socket connector all include insulator, a plurality of conductive terminals fixed on the insulator and shielding shell covering outside the insulator, wherein, the insulator of plug connector has a plug end, the insulator of socket connector has a socket for the plug end to insert positively and negatively, in the plug end and socket, the conductive terminal is fixed on one side of the plug end, conductive terminals are fixed on the upper and lower sides of the inner wall of the socket, therefore, the plug connector can make the plug connector and socket connector to be successfully plugged no matter the plug is positively or negatively inserted, the connector damage phenomenon caused by the mis-plugging of plug connector and socket connector is reduced, the connector is more convenient to insert.

Description

Plug connectors, socket connectors and combinations thereof

technical field

The utility model relates to the technology in the field of electrical connectors, in particular to a plug connector, a socket connector and a combination thereof. the

Background technique

With the increasing application of electronic technology, various electronic products emerge as the times require, such as mobile phones, tablet computers, PADs, mobile power supplies, etc., data transmission and charging of electronic products will all use connectors. Therefore, as a media tool, connectors are becoming more and more widely used. Existing connector assemblies generally include a plug connector connected to a cable and a socket connector fixed in an electronic product. When the plug connector and the socket connector are plugged together, they often have to correspond to each other, and the corresponding surfaces must face each other. Contact can realize electrical connection, but when people operate plug connectors and socket connectors, they often insert them backwards, resulting in mis-insertion, and excessive force will also cause damage to the connectors. However, the fool-proof mechanism of the popular connectors on the market is often not obvious, and the fool-proof will fail due to repeated mis-insertion, and it cannot be plugged successfully at one time. Therefore, it is necessary to deal with The existing connector assembly is improved to avoid the problems of misplugging and inconvenient plugging when the plug connector and the socket connector are plugged into each other.

Utility model content

In view of this, the utility model aims at the deficiencies in the prior art, and its main purpose is to provide a plug connector, a socket connector and a combination thereof. It is set in a square shape, and the upper and lower rows of conductive terminals are arranged in the plug interface of the socket connector, so that the plug connector can be successfully inserted into the plug connector and the socket connector no matter whether it is inserted forward or backward, so that the connector can be plugged More convenient.

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

A plug connector includes an insulating body, a plurality of conductive terminals held on the insulating body, and a shielding shell covering the outside of the insulating body. The insulating body includes a base and a plug connector arranged at the front end of the base. The conductive terminal has a contact portion and an integrally extending wire connection portion, and a plurality of terminal grooves are arranged on one side of the plug-in end, and the contact portion of the conductive terminal is installed in the terminal groove and is located on the same side.

As a preferred solution: the conductive terminals include signal terminals and grounding terminals; the shielding shell includes a first shell and a second shell, the first shell covers the side of the plug-in terminal, and the second shell covers Covering the outer peripheral edge of the base, and the first shell is in contact with the second shell, and the second shell is provided with an extension piece, and the extension piece is in contact with the ground terminal.

As a preferred solution: the two side walls of the base are respectively provided with holding grooves for holding the above-mentioned first shell, the above-mentioned first shell is U-shaped, and its two side walls are respectively held on the holding The groove is in contact with the second shell; and the inner walls of both sides of the first shell are respectively provided with convex shells; the outer walls of the above-mentioned plug-in end are respectively provided with concave positions, and the convex shells are embedded in the concave positions.

As a preferred solution: the extension piece is bent downward from the top wall of the second casing and extends above the ground terminal to contact with the ground terminal.

As a preferred solution: the contact portion of the conductive terminal is in the shape of an upward arch, each contact portion of the conductive terminal has a contact point, and the contact points of the plurality of conductive terminals are on the same horizontal line.

A socket connector, comprising an insulating body, a plurality of conductive terminals held on the insulating body, and a shielding shell covering the outside of the insulating body, the conductive terminal has a butt joint portion and an integrally extending welding portion, and the insulating body has A socket for plug connectors to be plugged in front and back, the butt joints of the conductive terminals are held on the upper and lower inner walls of the socket.

As a preferred solution: the front end of the insulating body is provided with two flat plates, and the butt joint parts of the above-mentioned conductive terminals are held on the surfaces of the two flat plates facing each other.

As a preferred solution: the rear end of the insulating body is provided with two rows of limiting grooves for limiting the conductive terminals, and the welding parts of the above two rows of conductive terminals respectively abut against the two rows of limiting grooves, The rear end is equipped with a tail plate for fixing the conductive terminals. The tail plate is provided with a row of fixing holes for fixing the upper row of conductive terminals. After the tail plate is installed on the rear end of the insulating body, the welding part of the upper row of conductive terminals is clamped It is fixed in the fixing hole on the tail plate, and the lower row of conductive terminals is clamped between the limit slot and the tail plate; vertical slots are respectively arranged on the two side walls of the rear end of the insulator body, and the two sides of the tail plate are respectively provided with vertical card slots. A vertical locking block corresponding to the vertical locking slot is provided, and the vertical locking block is locked in the vertical locking slot.

As a preferred solution: the shielding shell is integrally formed and covered with a waterproof sheath, and is provided with a sealing ring for sealing the gap between the socket connector and the shell of the electronic product.

A combination of a plug connector and a socket connector, including a plug connector and a matching socket connector, the plug connector and the socket connector both include an insulating body, a plurality of conductive terminals held on the insulating body, and a package A shielding shell covering the outside of the insulating body. The insulating body of the plug connector includes a base and a plug-in terminal arranged at the front end of the base. The conductive terminal has a contact portion and an integrally extending wire connection portion. A plurality of terminal grooves are arranged on one side of the plug-in end, and the contact parts of the conductive terminals are installed in the terminal grooves and are located on the same side; the conductive terminals of the socket connector have a butt joint part and an integrally extending welding part. The insulating body of the device has a plug-in interface for plug connectors to be plugged in front and back, and the butt joints of the conductive terminals are held on the upper and lower inner walls of the plug-in interface; The plug interfaces are all square; the outer walls of the first housing of the plug connector are respectively provided with concave positions, and the inner walls of the shielding shell of the socket connector are respectively provided with convex shells, the plug connector and the socket After the connectors are mated, the protrusion fits into the recess.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above-mentioned technical solution that the insertion end of the plug connector and the insertion interface of the socket connector are uniformly arranged in a square shape, and are connected with the The plug interface of the socket connector is provided with upper and lower rows of conductive terminals, so that the plug connector and the socket connector can be inserted successfully regardless of whether the plug connector is inserted forward or backward, and the mis-insertion of the plug connector and the socket connector is reduced. The resulting damage to the connector makes it easier to insert the connector.

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

Description of drawings

Figure 1 is a three-dimensional schematic diagram of a plug connector of the present invention;

Figure 2 is a schematic diagram of the internal structure of the plug connector of the present invention;

Fig. 3 is a schematic cross-sectional view at A-A of Fig. 2;

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

Figure 5 is a three-dimensional schematic diagram of the socket connector of the present invention;

Fig. 6 is a schematic cross-sectional view at B-B of Fig. 5;

Figure 7 is a schematic diagram of the socket connector of the present invention after the waterproof sheath is installed;

Figure 8 is an exploded schematic view of the socket connector of the present invention;

Figure 9 is a schematic diagram of separation of the tail plate of the socket connector of the present invention;

Figure 10 is a schematic diagram of the plug connector of the present invention being inserted into the socket connector in front and back;

Figure 11 is a schematic diagram of the docking of the plug connector and the socket connector of the second embodiment of the present invention;

FIG. 12 is a three-dimensional schematic view of the socket connector of the second embodiment of the present invention.

Explanation of the accompanying drawings :

10. Plug connector 11. Insulation body

111. Base 112. Plug-in terminal

1121. Terminal slot 1122. Recess

113. Holding groove 12. Conductive terminal

121. Contact part 1211. Contact point

122. Wire connection part 123. Signal terminal

124. Ground terminal 13. Shielded shell

131. First shell 1311. Concave position

1312. Side wall 1313. Convex hull

132. Second shell 1321. Extension piece

20. Socket connector 21. Insulation body

211. Flat plate 2111. Terminal slot

212. Plug interface 213. Limit slot

214. Vertical card slot 22. Conductive terminal

221. Docking part 222. Welding part

23. Shielding shell 231. Convex hull

232. Fixed plate 24. Tail plate

241. Fixing hole 242. Vertical block

25. Waterproof sheath 26. Sealing ring

30. Electronic product casing.

Detailed ways

As shown in Figures 1 to 10 of the present utility model, a connector assembly includes a plug connector 10 and a socket connector 20 matched therewith, wherein:

The plug connector 10 includes an insulating body 11, a plurality of conductive terminals 12 held on the insulating body 11, and a shielding shell 13 covering the outside of the insulating body 11. The insulating body 11 includes a base 111 and is arranged on The square plug-in end 112 at the front end of the base 111 is provided with a plurality of terminal grooves 1121 on one side of the plug-in end 112. The conductive terminal 12 has a contact portion 121 and an integrally extending wire connection portion 122. The conductive terminal The contact portion 121 of 12 is installed in the terminal groove 1121 and is located on the same side; the contact portion 121 of the conductive terminal 12 is arched upward, and the contact portion 121 of each conductive terminal 12 has a contact point 1211, the plurality of The contact point 1211 of the conductive terminal 12 is on the same horizontal line; the conductive terminal 12 includes a signal terminal 123 and a ground terminal 124; the shielding shell 13 includes a first shell 131 and a second shell 132, and the first shell 131 covers On the side of the insertion end 112, the second housing 132 covers the outer periphery of the base 111, and the first housing 131 is in contact with the second housing 132, and the second housing 132 is provided with an extension piece 1321, the extension piece 1321 is bent downward from the top wall of the second housing 132 and extends above the ground terminal 124 to contact with the ground terminal 124; 131 of the holding groove 113, the first housing 131 is U-shaped, and its two side walls 1312 are respectively held in the holding groove 113, and are in contact with the second housing 132; the first housing 131 Protrusions 1313 are respectively provided on the inner walls of both sides; recesses 1311 are respectively provided on the outer wall of the above-mentioned plug-in end 112, and the protrusions 1313 are embedded in the recesses 1311; Concave positions 1311 are respectively arranged on the top.

The receptacle connector 20 includes an insulating body 21, a plurality of conductive terminals 22 held on the insulating body 21, and a shielding shell 23 covering the outside of the insulating body 21. The conductive terminal 22 has a butt joint 221 and integrally extending welding part 222, the front end of the insulating body 21 is provided with two flat plates 211, and terminal grooves 2111 are arranged on the faces of the two flat plates 211 opposite to each other, and a hole is formed between the two flat plates 211 for the above-mentioned plug connector 10 to be inserted forward and backward. Insertion interface 212, the insertion interface 212 is square, the butt joint portion 221 of the conductive terminal 22 is held in the terminal groove 2111 of the two flat plates 211; the rear end of the insulating body 21 is provided with two rows for limiting the conductive terminal 22 Limiting groove 213, the welding portion 222 of the above-mentioned two rows of conductive terminals 22 respectively leans against the two rows of limiting grooves 213, and a tail plate 24 for fixing the conductive terminal 22 is installed at the rear end of the insulating body 21, the tail The plate 24 is provided with a row of fixing holes 241 for fixing the upper row of conductive terminals 22. After the tail plate 24 is installed on the rear end of the insulating body 21, the welding portion 222 of the upper row of conductive terminals 22 is clamped and fixed in the fixing holes on the tail plate 24. In 241, the lower row of conductive terminals 22 is clamped between the limiting groove 213 and the tail plate 24; vertical slots 214 are respectively arranged on the two side walls of the rear end of the insulating body 21, and vertical slots 214 are respectively arranged on the two side walls of the tail plate 24. A vertical clamping block 242 corresponding to the vertical clamping slot 214 is provided, and the vertical clamping block 242 is clamped in the vertical clamping slot 214; The protrusion 231 on the first housing 131 of the connector 10 matches the recess 1311 . After the plug connector 10 is mated with the receptacle connector 20 , the protrusion 231 is inserted into the recess 1311 .

In addition, a waterproof sheath 25 is integrally formed on the outside of the shielding shell 23 of the socket connector 20, and when the socket connector 20 is installed in an electronic product, a protective cover is provided between the socket connector 20 and the shell 30 of the electronic product. The sealing ring 26 used to seal the gap between the two.

In the second embodiment of the present utility model, as shown in Fig. 11 and Fig. 12 , convex shells 1313 are respectively provided on the outer walls of both sides of the shielding shell 13 of the plug connector 10; Protruding shells 231 and fixing plates 232 for fixing the receptacle connector 20 are also provided respectively. The two fixing plates 232 extend to both sides of the receptacle connector 20 respectively, and the welding parts of the conductive terminals 22 of the receptacle connector 20 are respectively inclined to The rear side of the insulating body 21 is bent, and the welding parts of the two rows of conductive terminals 22 are on the same horizontal plane.

The principle of the utility model is as follows: First, the insertion end of the plug connector and the insertion interface of the socket connector are both square, and conductive terminals are installed on one side of the insertion end of the plug connector, and the upper and lower sides of the insertion interface of the socket connector are respectively Conductive terminals are installed, and the plug-in end of the plug connector can be in contact with the conductive terminals in the plug-in interface of the socket connector regardless of whether it is inserted positively or reversely, thereby preventing the plug connector and the socket connector from being inserted incorrectly; A grounding terminal is provided, and the grounding terminal is in contact with the shielding shell of the plug connector. After the plug connector and the socket connector are plugged into each other, the grounding terminal can prevent short circuits and improve the working stability of the connector assembly; the socket A sealing ring is provided in the gap between the connector and the housing of the electronic product, and a waterproof sheath is wrapped outside the shielding housing of the socket connector, so that, on the one hand, the socket connector is waterproof, and on the other hand, it can prevent water from being connected by the socket. It can enter the electronic product through the gap between the connector and the shell of the electronic product, improving the working stability and adaptability of the connector assembly to the working environment.

The key point of the design of the utility model is that the plug-in end of the plug connector and the plug-in interface of the socket connector are uniformly arranged in a square shape, and the upper and lower rows of conductive terminals are arranged in the plug-in interface of the socket connector, so that the plug is connected. Regardless of whether the connector is inserted forward or backward, the plug connector and the socket connector can be inserted successfully, which reduces the connector damage caused by the mis-insertion of the plug connector and the socket connector, and makes the connector insertion more convenient.

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model. Therefore, any minor modifications, equivalent changes and equivalent changes made to the above embodiments according to the technical essence of the present utility model Modifications still belong to the scope of the technical solution of the utility model. ``

Claims (10)

1. a pin connector, include insulating body, be a plurality ofly immobilizated in the conducting terminal on insulating body and be coated on the screening can of insulating body outside, described insulating body comprises a pedestal and is arranged at the inserted terminal of this pedestal front end, described conducting terminal has the wire interconnecting piece of contact site and one extension, it is characterized in that: in described inserted terminal one side, be provided with a plurality of terminal grooves, the contact site of described conducting terminal is installed in terminal groove and is positioned at the same side.

2. pin connector according to claim 1, is characterized in that: described conducting terminal comprises signal terminal and earth terminal; This screening can comprises the first housing and the second housing, this the first housing is coated on the side of inserted terminal, and this second housing is coated on said base outer peripheral edges, and this first housing contacts with the second housing, this second housing is provided with an Extendible flake, and this Extendible flake contacts with earth terminal.

3. pin connector according to claim 2, it is characterized in that: described pedestal is respectively arranged with the support slot for holding said first shell on two side, said first shell takes the shape of the letter U, and its two side is fastened in respectively in this support slot, and contacts with the second housing; And be respectively arranged with convex closure on the both sides inwall of this first housing; On above-mentioned inserted terminal outer wall, be respectively arranged with recess, convex closure embeds in recess.

4. pin connector according to claim 2, is characterized in that: described Extendible flake extends to earth terminal top by the bending downwards of the second housing top wall and contacts with earth terminal.

5. pin connector according to claim 1, is characterized in that: the contact site of described conducting terminal is the shape that upwards arches upward, the contact site of each conducting terminal all has a contact point, and the contact point of this plural conductive terminal is on same level line.

6. a socket connector, include insulating body, be a plurality ofly immobilizated in the conducting terminal on insulating body and be coated on the screening can of insulating body outside, this conducting terminal has the weld part of docking section and one extension, it is characterized in that: described insulating body has one can be for the interface of the positive anti-plug of pin connector, and the docking section of described conducting terminal is immobilizated on the upper and lower internal face of this interface.

7. socket connector according to claim 6, is characterized in that: described insulating body front end is provided with two flat boards, and the docking section of above-mentioned conducting terminal is immobilizated in this two flat board each other on just right face.

8. socket connector according to claim 6, it is characterized in that: described insulating body rear end is provided with the two row stopper slots spacing to conducting terminal, the weld part of above-mentioned two row's conducting terminals is resisted against respectively in this two rows stopper slot, and a tailgate for fixed conductive terminals is installed in insulating body rear end, on this tailgate, be provided with a row for to the fixing fixing hole of upper row's conducting terminal, tailgate is installed on behind insulating body rear end, upper row's conducting terminal weld part holds and is fixed on tailgate in fixing hole, and lower row's conducting terminal is fastened between stopper slot and tailgate; On two side, insulating body rear end, be respectively arranged with vertical draw-in groove, be respectively arranged with the vertical fixture block corresponding with vertical draw-in groove on tailgate two side, this vertical fixture block is stuck in vertical draw-in groove.

9. socket connector according to claim 6, is characterized in that: described screening can is outside one-body molded is coated with a water-proof jacket, and is provided with a sealing ring for gap between seal socket connector and electronic product casing.

10. a pin connector and socket connector combination, the socket connector that includes pin connector and match with it, this pin connector and socket connector include insulating body, a plurality of be immobilizated in the conducting terminal on insulating body and be coated on outside insulating body screening can, it is characterized in that: the insulating body of described pin connector comprises a pedestal and is arranged at the inserted terminal of this pedestal front end, described conducting terminal has the wire interconnecting piece of contact site and one extension, in this inserted terminal one side, be provided with a plurality of terminal grooves, the contact site of described conducting terminal is installed in terminal groove and is positioned at the same side, the conducting terminal of described socket connector has the weld part of docking section and one extension, the insulating body of this socket connector has one can be for the interface of the positive anti-plug of pin connector, and the docking section of described conducting terminal is immobilizated on the upper and lower internal face of this interface, the inserted terminal of this pin connector and the interface of socket connector are square, on the first housing both sides outer wall of described pin connector, be respectively arranged with recess, the screening can inwall both sides of described socket connector are respectively arranged with convex closure, and after this pin connector docks with socket connector, convex closure embeds in recess.