CN201194271Y - Socket connector, plug connector and socket and plug connector combination - Google Patents

Abstract

The utility model discloses a socket connector, plug connector and socket plug connector combination. The socket connector comprises an insulating body and a plurality of socket terminals; the socket terminal is provided with an elastic arm and a contact part, and the tail end of the elastic arm is bent and extended to form an abutting part; the plug connector comprises an insulating main body and a plurality of plug terminals, wherein each plug terminal is provided with an elastic abutting part and a connecting part, each elastic abutting part comprises an abutting part, and the middle part of each connecting part is provided with a connecting section; the pressing part is pressed against the contact part; the abutting part abuts against the connecting section. The utility model discloses a socket connector and plug connector's socket terminal forms two point elastic contact with the plug terminal, and the contact is more reliable, can effectively avoid appearing connecting the problem of instantaneous disconnection.

Description

Socket connectors, plug connectors and socket-plug connector combinations

technical field

The utility model relates to an electric connector, in particular to a socket connector, a plug connector and a socket plug connector combination.

Background technique

The socket-plug connector combination has a socket connector and a plug connector, the plug connector has several plug terminals, and the socket connector has several socket terminals. When the plug connector and the receptacle connector are docked, the plug terminals abut against the receptacle terminals respectively, thereby realizing signal transmission between the plug connector and the receptacle connector.

However, the plug terminal of the existing plug connector and the socket terminal of the socket connector only make single-point contact from one side. The structure of the plug terminal and socket terminal of this contact structure is simple, but when affected by factors such as shock and vibration , the connection between the plug terminal and the socket terminal is prone to momentary disconnection.

Utility model content

One of the purposes of the present invention is to provide a socket connector whose socket terminal can be stably and reliably connected to the plug terminal of the mated plug connector to solve the above-mentioned shortcomings of the prior art.

The second object of the utility model is to provide a plug connector whose plug terminal can be stably and reliably connected to the socket terminal of the opposite socket connector.

The third purpose of the utility model is to provide a socket-plug connector assembly in which the socket terminals of the socket connector and the plug terminals of the plug connector are connected stably and reliably.

In order to achieve one of the above-mentioned purposes, the socket connector provided by the utility model includes an insulating body, and a plurality of socket terminal grooves are opened on the insulating body, and a socket terminal is respectively fixed in the socket terminal grooves, and the socket terminal has A base plate, an elastic arm extends from the base plate, a contact portion extends from the end of the elastic arm, and a contact portion extends from one end of the base plate.

In order to achieve the second purpose above, the plug connector provided by the utility model includes an insulating main body, and a plurality of plug terminal slots are opened on the insulating main body; a plug terminal is respectively accommodated in the plurality of plug terminal slots; the plug terminal has a holding plate , a spring-resisting portion extends from the holding plate, and the spring-resisting portion includes a pressing portion; a connecting portion extends from one end of the holding plate, and a connecting section is provided in the middle of the connecting portion.

In order to achieve the third purpose above, the socket plug connector combination provided by the utility model includes a socket connector and a plug connector; the socket connector includes an insulating body and a plurality of socket terminals, and a plurality of socket terminal grooves are provided on the insulating body A plurality of socket terminals are respectively held in a socket terminal groove; the plug connector includes an insulating body and a plurality of plug terminals, a plurality of plug terminal grooves are opened on the insulating body, and a plurality of plug terminals are respectively accommodated in a plug terminal groove; The socket terminal has a base plate, an elastic arm extends from the base plate, the end of the elastic arm bends and extends an abutment portion, and one end of the base plate extends a contact portion; the plug terminal has a holding plate, and the holding plate extends an elastic end part, the resilient part includes a pressing part that can abut against the contact part of a socket terminal, a connecting part extends from one end of the holding plate, and the middle part of the connecting part has a contact part that can be abutted against the abutting part of the socket terminal connect segment.

As mentioned above, in the receptacle connector, plug connector and receptacle-plug connector combination of the present invention, through the structural design of the abutting part and the contact part of the receptacle terminal and the pressing part and the connecting section of the plug terminal, the mutually butted The socket terminal and the plug terminal can form a two-point elastic contact, so that the contact is more reliable, and when affected by factors such as shock and vibration, the problem of instantaneous disconnection of the connection can be effectively avoided.

Description of drawings

Fig. 1 is a perspective view of the socket plug connector combination of the present invention.

FIG. 2 is an exploded perspective view of the receptacle connector of the receptacle-plug connector assembly shown in FIG. 1 .

FIG. 3 is a perspective view of the metal shell of the socket connector shown in FIG. 2 .

FIG. 4 is a perspective cross-sectional view of the receptacle connector shown in FIG. 2 .

FIG. 5 is an exploded perspective view of the plug connector of the socket-plug connector combination shown in FIG. 1 .

FIG. 6 is a perspective view of the insulating body of the plug connector shown in FIG. 5 .

FIG. 7 is a perspective cross-sectional view of the plug connector shown in FIG. 5 .

The reference signs in the figure are explained as follows:

Socket Connector 10 Insulation Body 110

Base 111 Tongue 112

Retaining edge 113 Hooking groove 114

The first socket terminal slot 115 The second socket terminal slot 116

The first socket terminal 120 substrate part 121

Storage hole 122 Elastic arm 123

Contact part 124 Contact part 125

Welding foot part 126 2nd socket terminal 130

Substrate part 131 Storage hole 132

Elastic arm 133 Contact part 134

Contact part 135 Solder leg part 136

Metal shell 140 Top wall 141

Side wall 142 Bottom wall 143

Card Holder Hole 144 Card Holder 145

Clamping part 1451 Hook piece 146

Notch 147 Contact hole 148

Top sheet 149 Top top 1491

Socket Space 150 Plug Connector 20

Insulation body 210 Body base 211

Groove 2111 Block 2112

Fixing hole 2113 Socket part 212

Plug terminal slot 213 Enclosure part 215

Sheath Slot 216 Tongue Slot 217

Plug terminal 220 Holder plate 221

Bouncing groove 222 Avoidance groove 223

Elastic part 225 Elastic part 2251

Elastic arm 2252 Pressing part 2253

Solder tail 226 Connection part 227

Connection section 2271 Insulation terminal body 230

Welding groove 231 Fixing hole 232

Plug Terminal Tail Hole 233 Metal Sleeve 240

Socket 241 Card part 242

Holder Hole 244 Holder Hole 245

Fixing strip 246

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 , the socket-plug connector combination of the present invention includes a socket connector 10 and a plug connector 20 .

Referring to FIG. 2 , FIG. 3 and FIG. 4 , the receptacle connector 10 includes an insulating body 110 , a plurality of first receptacle contacts 120 , a plurality of second receptacle contacts 130 and a metal shell 140 .

The insulating body 110 has a substantially rectangular parallelepiped base 111 , a substantially rectangular plate-shaped tongue 112 extends forward from the front surface of the base 111 , and the rear end of the base 111 extends downward and to both sides to form a retaining edge. 113. Two square hooking grooves 114 are defined at the joint between the upper surface and the rear end surface of the base 111 . The insulating body 110 defines a plurality of first socket terminal grooves 115 extending to the upper surface of the tongue portion 112 and a plurality of second socket terminal grooves 116 extending to the lower surface of the tongue portion 112 .

The first socket terminal 120 has a substantially rectangular board-shaped base portion 121 . The substrate part 121 is accommodated in the first socket terminal groove 115 of the insulating body 110, and a strip-shaped receiving hole 122 and an elastic arm 123 extending along the direction of the receiving hole 122 are cut out on the substrate part 121. The end is bent and extended obliquely upwards, and then bent and extended obliquely downwards to form an abutting portion 124 , and the abutting portion 124 protrudes out of the first socket terminal groove 115 . A rectangular contact portion 125 extends from the middle of one end edge of the substrate portion 121 , and a solder leg portion 126 extends from the other end of the substrate portion 121 by bending.

The second socket terminal 130 is basically the same in shape and structure as the first socket terminal 120. The second socket terminal 130 has a base plate portion 131, a receiving hole 132, an elastic arm 133, an abutting portion 134, a contact portion 135 and a solder leg portion 136. The portion 131 is accommodated in the second socket terminal groove 116 . The difference between the second socket terminal 130 and the first socket terminal 120 is that the abutting portion 134 is formed by bending the end of the spring arm 133 obliquely downward and then obliquely upward, and the abutting portion 134 extends out of the second socket terminal. groove 116 outside.

The metal shell 140 is fixed on the base portion 111 of the insulating body 110 and encloses a socket space 150 with the tongue portion 112 of the insulating body 110 . The metal shell 140 is substantially rectangular and has a top wall 141 , two side walls 142 and a bottom wall 143 . The metal shell 140 is cut and formed with two holding piece holes 144 extending from the side wall portion 142 to the top wall portion 141 respectively and two holding pieces 145 roughly extending along the holding piece holes 144. The ends of the holding piece 145 It has a clamping portion 1451 formed by bending toward the inside of the metal shell 140 and then bending toward the outside. Two hooking pieces 146 are bent and extended from the rear end of the top wall portion 141 , and the two hooking pieces 146 are hooked in the hooking groove 114 . A notch 147 is formed at the lower part of the rear end of the metal shell 140 , the notch 147 accommodates the blocking edge 113 and the edge of the metal shell 140 corresponding to the notch 147 abuts against the blocking edge 113 . The bottom wall portion 143 cuts out two strip-shaped abutment sheet holes 148 and two abutment sheet holes 149 extending respectively along the abutment sheet holes 148. The abutment 1491 is formed by bending outwards after bending.

Referring to FIG. 5 , FIG. 6 and FIG. 7 , the plug connector 20 includes an insulating body 210 , a plurality of plug terminals 220 , an insulating end body 230 and a metal sleeve 240 .

The insulating main body 210 has a substantially rectangular parallelepiped main body base 211 , a groove 2111 is defined on the upper surface of the main body base 211 , and a locking block 2112 protrudes from the bottom wall of the groove 2111 . The main body base 211 defines two fixing holes 2113 extending forward and backward and penetrating through the main body base 211 . The rear end of the main body base 211 protrudes from a substantially square sleeve portion 212 and a surrounding body portion 215 that surrounds both sides and the lower side of the sleeve portion 212. Between the surrounding body portion 215 and the sleeve portion 212 A sheath groove 216 is formed. A tongue slot 217 is defined rearwardly in the middle of the front end of the sleeve portion 212 . A plurality of plug terminal slots 213 are defined on the insulating body 210 , and the plug terminal slots 213 extend to the upper slot wall or the lower slot wall of the tongue slot 217 to communicate with the tongue slot 217 .

The plug terminal 220 has a substantially elongated holding plate 221 . The holding plate 221 is accommodated in the plug terminal slot 213 of the insulating body 210 , and a rectangular strip-shaped elastic portion groove 222 and a elastic elastic portion extended from one end of the elastic portion groove 222 are cut out on the holding plate 221 225. The elastic part 225 includes an arc-shaped elastic part 2251 extending from one end of the elastic part groove 222, an elastic arm part 2252 extending from the end of the elastic part 2251 and stacked on the holding plate 221, and the end of the elastic arm part 2252 Bending and extending away from the holding plate 221 and then bending and extending toward the holding plate 221 to form a pressing portion 2253 . The pressing portion 2253 extends into the tongue slot 217 . An escape groove 223 is defined at the end corresponding to the pressing portion 2253 of the holding plate 221 , and the avoiding groove 223 can prevent the end of the pressing portion 2253 from touching the holding plate 221 when the resilient portion 225 elastically deforms. One end of the holding plate 221 extends a rectangular welding tail portion 226, and the other end of the holding plate 221 is bent to extend a connecting portion 227. The middle part of the connecting portion 227 has a side close to the elastic arm portion 2252 and parallel to the holding plate 221. The connecting section 2271 ; the connecting portion 227 is accommodated in the plug terminal groove 213 .

The insulating end body 230 is roughly square and leans against the front surface of the insulating body 210 . The insulating end body 230 is provided with two fixing holes 232 extending forward and backward and penetrating through the insulating end body 230 and two rows of plug terminal tail holes 233 . The upper surface of the insulating end body 230 is provided with a welding groove 231 connected to the tail holes 233 of the upper row of plug terminals, and the lower surface of the insulating end body 230 is provided with a welding groove 231 connected to the tail holes 233 of the lower row of plug terminals. The welding groove 231 At the same time, it penetrates to the front surface of the insulating end body 230 . The solder tail portion 226 of the plug terminal 220 is received in the plug terminal tail hole 233 .

The metal casing 240 has a substantially rectangular cylindrical sleeve 241 , and one end of the sleeve 241 is received in the sheath groove 216 . The front side edge of the upper tube wall of the sleeve 241 is bent upwards and extended, and then bent and extended forward to form a card part 242 , and a card hole 244 is opened on the card part 242 ; the card part 242 is accommodated in the groove of the insulating body 210 In 2111, the clamping hole 244 accommodates and clamps the clamping block 2112. Two rectangular holding holes 245 are defined on the upper wall of the metal casing 240 . The front edge of the cylinder wall on both sides of the metal sleeve 240 respectively extends forward a long strip-shaped fixing strip 246, and the end of the fixing strip 246 passes through the fixing hole 2113 of the insulating body 210 and the fixing connection of the insulating end body 230. Hole 232.

When the plug connector 20 of the present invention is plugged into the receptacle connector 10 , the tongue portion 112 is inserted into the tongue slot 217 , and a part of the sleeve portion 212 and the sleeve 241 are inserted into the sleeve space 150 . The pressing portion 2253 of the plug terminal 220 elastically abuts against the contact portion 125 of a first socket terminal 120 or the contact portion 135 of a second socket terminal 130 . Both the abutting portion 124 of the first socket terminal 120 and the abutting portion 134 of the second socket terminal 130 elastically abut against the connecting section 2271 of a plug terminal 220 . The clamping portion 1451 is clamped into the clamping hole 245 , and the abutting portion 1491 of the metal shell 140 elastically presses against the sleeve 241 of the metal casing 240 .

As mentioned above, the utility model elastically abuts against the contact portion 125 of a first socket terminal 120 or the contact portion 135 of a second socket terminal 130 through the pressing portion 2253 of the plug terminal 220 , and the contact portion 135 of the first socket terminal 120 Both the abutting portion 124 and the abutting portion 134 of the second socket terminal 130 elastically abut against the connecting section 2271 of a plug terminal 220 , so that both the first socket terminal 120 and the second socket terminal 130 and the plug terminal 220 form two Point elastic contact, so that the contact is more reliable, and when it is affected by factors such as shock and vibration, it can effectively avoid the problem of instantaneous disconnection of the connection.

Claims (10)

1. socket connector, comprise an insulating body, offer some socket end pilot trench on this insulating body, in these some socket end pilot trench respectively fixing one female terminal is arranged, it is characterized in that: described female terminal has a baseplate part, be extended with an elastic arm on the baseplate part, the end bending of elastic arm is extended with an abutting part, and an end of baseplate part is extended with a contact site.

2. socket connector as claimed in claim 1 is characterized in that: described insulating body has a base portion, and this base portion is extended with a tongue body portion; Described some socket end pilot trench are divided into the first socket end pilot trench on a surface that extends to tongue body portion and extend to the second socket end pilot trench on another surface of tongue body portion; Described some female terminals are divided into first female terminal that is contained in the first socket end pilot trench and second female terminal that is contained in second terminal groove; The abutting part of first female terminal reaches outside the first socket end pilot trench, and the abutting part of second female terminal reaches outside the second socket end pilot trench.

3. socket connector as claimed in claim 2 is characterized in that: offer two on the described base portion and collude and hold groove, and this base portion one end extends to form a retaining edge; Fixing has a metal shell on the described base portion, and metal shell is extended with two and colludes and hold sheet, and this two colludes and hold sheet and collude to be held in to collude and hold in the groove; Form a breach on the metal shell, this breach ccontaining described retaining edge and metal shell are resisted against retaining along last corresponding to the edge of this breach.

4. socket connector as claimed in claim 3 is characterized in that: have a retaining sheet on the described metal shell, the end of retaining sheet has a holding section; Also have the sheet of replacing on the described metal shell, the end of replacing sheet has a top.

5. a pin connector comprises an insulating body, offers some plug end pilot trench on this insulating body; Contain a plug terminal respectively in these some plug end pilot trench; It is characterized in that: this plug terminal has a holding board, is extended with a butted portion on the holding board, and butted portion comprises a pressure section; One end of holding board extends a junction, and the middle part of connecting portion has a linkage section.

6. pin connector as claimed in claim 5 is characterized in that: described insulating body has a socket part, offers a tongue body slot on the socket part, and described plug end pilot trench extends to the last cell wall or the following cell wall place of this tongue body slot; Institute's art pressure section extend in the tongue body slot.

7. pin connector as claimed in claim 5 is characterized in that: described insulating body has a body base, offers a groove on the body base, and the diapire place of groove is protruding with a fixture block; Fixing has a metal body on the insulating body, and the metal body has a socket tube, and the last barrel one lateral margin bending of socket tube is extended with a card service, offers a hole clipping on this card service; Card service is contained in the groove of insulating body, and described fixture block is accommodated and held to hole clipping.

8. pin connector as claimed in claim 7 is characterized in that: the barrel of described metal body offers two holding holes.

9. pin connector as claimed in claim 5 is characterized in that: described butted portion comprises an elastic portion and by the terminal extended elastic arm portion that is stacked and placed on the holding board of elastic portion, the end bending of elastic arm portion extends to form described pressure section; The corresponding pressure section end of holding board offers one and dodges groove.

10. a socket plug connector combination comprises a socket connector and a pin connector; This socket connector comprises an insulating body and some female terminals, offers some socket end pilot trench on the insulating body, and some female terminals are immobilizated in respectively in the socket end pilot trench; This pin connector comprises an insulating body and some plug terminals, offers some plug end pilot trench on the insulating body, and some plug terminals are contained in respectively in the plug end pilot trench; It is characterized in that: described female terminal has baseplate part, is extended with an elastic arm on the baseplate part, and the end bending of elastic arm is extended with an abutting part, and an end of baseplate part is extended with a contact site; Described plug terminal has a holding board, holding board is extended with a butted portion, butted portion comprises that one can be resisted against the pressure section on the contact site of a female terminal, and an end of holding board extends a junction, the middle part of connecting portion have one can with the linkage section of the abutting part butt of female terminal.

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