CN2809961Y - Connector assembly with buckling mechanism - Google Patents

Abstract

The utility model provides a connector combination with lock mechanism, including plug connector and socket connector. The plug connector comprises a plastic body, wherein a through groove is formed in the plastic body and used for accommodating the male buckling piece. The male fastener comprises two flexibly connected fastening arms, each fastening arm having a fastening portion and an actuating portion. The socket connector comprises a plastic shell, wherein an accommodating cavity is formed in the plastic shell and used for accommodating the female buckling piece. The female engaging member has a holding portion and a locking portion. The holding part is fixedly connected with the plastic shell, and the locking part is buckled with the two buckling parts of the male buckling part, so that the buckling between the two connectors is realized. As described above, the utility model discloses a lock mechanism assembles the design in the connector for connector inner space can make full use of, thereby reduces the width of connector, reduces the volume of connector.

Description

Connector combination with snap-fit mechanism

Technical field

The utility model relates to a connector combination, in particular to a connector combination with a fastening mechanism.

Background technique

In the field of electronic connectors, in order to achieve a stable and reliable fit between two mating connectors, some connector manufacturers have specially designed connectors with snap-fit mechanisms.

U.S. Patent No. 5,154,629 published on October 13, 1992 discloses a plug connector with a snap-fit mechanism. The shielding shell and the plastic shell form a receiving cavity on both sides of the plastic shell. The fastening mechanism of the plug connector includes a pair of fastening arms, and each fastening arm is correspondingly accommodated in the receiving cavity on both sides of the plastic shell. The middle part of the fastening arm is integrally formed with the plastic shell. The end is the pressing part. The fastening mechanism also includes two elastic bodies, one end of the elastic body is integrally formed with the pressing part of the fastening arm, and the other end is abutted against the side wall of the plastic shell. The socket connector matched with the plug connector is provided with corresponding hooks on both sides. During docking, the fastening parts of the two fastening arms of the plug connector are respectively fastened or separated from the corresponding hooks of the socket connector, so as to realize the fastening and unlocking between the two.

However, the fastening mechanisms of the above-mentioned plug connector are respectively installed on two sides of the connector, so that the overall transverse width of the connector is wider. Moreover, in the specific design, due to the need to consider the pivoting space when the two buckle arms are actuated, the two accommodating cavities must have sufficient width, and this design will inevitably make the lateral width of the plug connector larger, thereby failing to meet the current requirements. The development trend of connector miniaturization. Correspondingly, since the hooks of the above-mentioned receptacle connector are also arranged on both sides of the connector correspondingly, the overall lateral width of the receptacle connector is wider, so it cannot meet the development trend of connector miniaturization.

Utility model content

One of the purposes of the utility model is to provide a connector assembly with a snap-fit mechanism to address the defects of the above-mentioned prior art, which can reduce the overall width of the connector, reduce the volume of the connector, and meet the development trend of miniaturization of the connector.

The second purpose of the utility model is to provide a plug connector with snap-fit mechanism for the defects of the above-mentioned prior art, which can reduce the overall width of the connector, reduce the volume of the connector, and meet the development trend of miniaturization of the connector.

The third purpose of the utility model is to provide a receptacle connector with a snap-fit mechanism for the defects of the above-mentioned prior art, which can reduce the overall width of the connector, reduce the volume of the connector, and meet the development trend of miniaturization of the connector.

To achieve one of the above objectives, the utility model provides a connector assembly with a snap-fit mechanism, including a plug connector and a socket connector. Wherein, the plug connector includes a plastic body, a plurality of male terminals and a male buckle. A plurality of male terminal grooves and a through groove are provided inside the plastic body, the male terminals are correspondingly accommodated in the male terminal grooves of the plastic body, and the male fastening parts are correspondingly accommodated in the through grooves of the plastic body. The male fastening part includes two fastening arms, the two fastening arms are flexibly connected, and each fastening arm has a fastening part and an actuating part. The socket connector is fastened with the plug connector, and includes a plastic shell, a plurality of female terminals and female fastening parts. A number of female terminal slots and a receiving cavity are provided inside the plastic housing. The front end of the receiving cavity communicates with the outside world for the insertion of the plug connector. The female terminals are correspondingly accommodated in the female terminal slots of the plastic housing and connected to the plug. The male terminal of the device is correspondingly conducted, and the female snap-fitting part is arranged in the receiving cavity of the plastic shell, and has a holding part and a locking part. Wherein, the holding part is fixedly connected with the plastic shell, and the locking part is fastened with two fastening parts of the male fastening part of the plug connector.

To achieve the second objective above, the utility model provides a plug connector with a snap-fit mechanism for snap-fitting with a receptacle connector, including a plastic body, a plurality of male terminals and a male snap-fit piece. Several male terminal slots and a through slot are provided inside the plastic body. The male terminals are correspondingly accommodated in the male terminal slots of the plastic body. The male fastening part is correspondingly accommodated in the through groove of the plastic body, and includes two fastening arms, the two fastening arms are flexibly connected, and each fastening arm has a fastening part and an actuating part.

To achieve the third objective above, the utility model provides a socket connector with a snap-fit mechanism for snap-fitting with a plug connector, including a plastic housing, a plurality of female terminals and female snap-fitting parts. A plurality of female terminal slots and a receiving cavity are provided inside the plastic shell, and the front end of the receiving cavity communicates with the outside for the insertion of the plug connector. The female terminal is correspondingly accommodated in the female terminal groove of the plastic housing. The female fastening part is arranged in the receiving cavity of the plastic shell, and has a holding part and a locking part. Wherein, the holding part is fixedly connected with the plastic shell.

As mentioned above, the design of the plug connector with snap-fit mechanism and the matching socket connector of the present invention are assembled inside the connector through the snap-fit mechanism, so that the internal space of the connector can be fully utilized, thereby reducing the cost of each connector. And the overall width of the connector combination, so that its volume can be reduced, thereby meeting the development trend of connector miniaturization.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.

FIG. 1 is a perspective view of a connector assembly with a snap-fit mechanism of the present invention.

Fig. 2 is a three-dimensional assembled view of the plug connector with a snap-fit mechanism of the present invention.

Fig. 3 is a three-dimensional exploded view of the plug connector with snap-fit mechanism of the present invention.

Fig. 4 is a three-dimensional assembled view of the socket connector with a snap-fit mechanism of the present invention.

Fig. 5 is a three-dimensional exploded view of the socket connector with snap-fit mechanism of the present invention.

FIG. 6 is a cross-sectional view of the connector with a snap-fit mechanism of the present invention when it is assembled in a snap-fit state.

The reference signs of each component in the figure are explained as follows: 100. plug connector, 110. plastic body, 112. male terminal slot, 115. through slot, 116. positioning slot, 117. positioning block, 120. male terminal, 150. Male buckle, 151. buckle arm, 152. connecting rod, 153. buckle part, 155. action part, 160. button, 163. press part, 165. top, 166. positioning rod, 170. stop Bracket, 145. Cable, 141, 142, 143, 144. Male shell, 200. Socket connector, 210. Plastic shell, 211. Accommodating chamber, 212. Female terminal groove, 213. Protruding column, 220. Female terminal, 250. Female snap fitting, 251. Holding part, 253. Locking part, 241, 242. Female housing.

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 connector assembly with snap-fit mechanism of the present invention includes a plug connector 100 and a socket connector 200 .

Please refer to FIG. 2 and FIG. 3 , the plug connector 100 with a snap-fit mechanism of the present invention includes a plastic body 110 , the plastic body 110 houses several male terminals 120 and a male snap-fit piece 150 , and covers a series of male housings 141 on the outside. , 142 , 143 , 144 , the end of the plug connector 100 is connected to a cable 145 .

As shown in FIG. 2 and FIG. 3 , a plurality of male terminal grooves 112 are defined inside the plastic body 110 , and the male terminal grooves 112 are arranged in three rows from top to bottom, corresponding to accommodate the male terminals 120 . The plastic body 110 defines a through slot 115 between the middle row of male terminal slots 112 and the lower row of male terminal slots 112 , and the through slot 115 runs through the plastic body 110 longitudinally from front to back, correspondingly accommodating the male fastener 150 . The rear ends of the two side walls of the plastic body 110 respectively define a positioning groove 116 , the two positioning grooves 116 communicate with the through groove 115 in the transverse direction, and the rear ends communicate with the outside.

As shown in FIG. 3 , the male fastening component 150 includes two fastening arms 151 , and the middle parts of the two fastening arms 151 are flexibly connected by a flexible connecting rod 152 . Each fastening arm 151 has a fastening part 153 and an actuating part 155, the fastening part 153 is arranged at the front end of the fastening arm 151, the actuating part 155 is arranged at the rear end of the fastening arm 151, and the two fastening parts 153 are arranged side by side. There are hooks protruding laterally relative to each other.

As mentioned above, the connecting rod 152 of the male fastening member 150 is connected to the middle of the two fastening arms 151 and integrally formed with the two fastening arms 151 . When the actuating parts 155 of the two buckling arms 151 are pressed, the connecting rod 152 flexibly deforms, so that the front-end buckling parts 153 of the two buckling arms 151 are in an open state, and at this time, it can be docked with the mating socket connector 200 or Unplug operation. When the actuating parts 155 of the two buckling arms 151 are loosened, the connecting rod 152 in the flexible deformation restores the deformation so that the front-end buckling parts 153 of the two buckling arms 151 return to the buckled state. The hooks provided on the two buckling parts 153 of 150 are buckled with corresponding mechanisms of the mating receptacle connector 200 .

Please refer to FIG. 3 , the plug connector 100 with snap-fit mechanism of the present invention further includes two buttons 160 and a bar-shaped stop frame 170 . Wherein, one end of each button 160 is a pressing portion 163 , and the other end is an abutting portion 165 , the two are connected by a thin positioning rod 166 .

Please refer to FIG. 2 and FIG. 6 , during assembly, the male terminal 120 and the male fastening member 150 are respectively accommodated in the male terminal groove 112 and the through groove 115 of the plastic body 110 . The inner wall of the plastic body 110 is provided with left, right and front positioning blocks 117 in the through slot 115 , so that the male fastening member 150 will not swing left and right and move forward in the through slot 115 . The pressing portion 163 of the button 160 is located outside the plastic body 110 , and the positioning rod 66 is correspondingly embedded in the positioning groove 116 at the rear end of both side walls of the plastic body 110 , and the abutting portion 165 abuts against the actuating portion 155 of the buckle arm 151 . Press the pressing part 163 of the button 160 , and the actuating part 155 can be driven to move by the abutment of the abutting part 165 . The stop frame 170 is fixed on the rear end of the through groove 115 of the plastic body 110, and the rear end of the positioning groove 116 is closed. top. After the series of male casings 141, 142, 143, 144 are sequentially assembled on the outside of the plastic body 110, the male fastening member 150 can be prevented from going backward from the through groove 115 by the stop frame 170 against the ends of the two fastening arms 151. exit within.

Please refer to Fig. 4 and Fig. 5, the receptacle connector 200 with snap-fit mechanism of the present invention includes a plastic shell 210, the plastic shell 210 accommodates a plurality of female terminals 220 and female snap-fit parts 250 inside, and covers the female shell 241 on the outside , 242.

As shown in FIG. 5 , the plastic housing 210 defines a receiving chamber 211 in which the front end communicates with the outside, for accommodating the mating portion disposed at the front end of the plug connector 100 . The rear wall of the plastic housing 210 protrudes toward the receiving chamber 211 to form a plurality of bosses 213. The distribution of the bosses 213 corresponds to the distribution of the terminal slots 112 of the plug connector 100, and they are also arranged in three rows: upper, middle and lower. Each post 213 defines a female terminal groove 212 inside, and the female terminal groove 212 runs through the plastic shell 210 from front to back, so that the female terminal 220 can be inserted from the end of the plastic shell 210 .

Please refer to FIG. 5 and FIG. 6 , the female fastening member 250 has a strip-shaped holding portion 251 and a hook-shaped locking portion 253 protruding from opposite sides of the front end of the holding portion 251 . The female fastening part 250 is positioned in the receiving cavity 211 through the integral molding of the end of the holding part 251 and the rear wall of the plastic housing 210, and its position corresponds to the position of the male fastening part 150 of the plug connector 100, that is, it is located in the middle row. between the lower row of female terminal slots 212 . In a specific design, the holding portion 251 can also be formed separately, and then positioned in the receiving cavity 211 of the plastic housing 210 by means of embedding or riveting.

Please refer to FIG. 6 , when the plug connector 100 with snap-fit mechanism of the present invention is docked with the receptacle connector 200 , first press the button 160 of the plug connector 100 , and the button 160 drives the male snap-fitting part 150 to be in an open state. Then, insert the front mating portion of the plug connector 100 into the receiving cavity 211 of the receptacle connector 200 . At this time, the post 213 of the receptacle connector 200 is inserted into the male terminal groove 112 of the plug connector 100 , and the two buckling parts 153 of the male buckle 150 of the plug connector 100 are located in the female buckle of the socket connector 200 . The two sides of the locking part 253 of the piece 250. Then, the button 160 is released, and the male snap-fitting part 150 returns to the fastening state by virtue of its own flexibility, so that the fastening part 153 is fastened with the locking part 253 of the female snap-fitting part 250 . At this time, the two connectors are firmly matched, so as to ensure stable contact and conduction between the male terminal 120 and the female terminal 220 , thereby ensuring reliable transmission of signals or power. When performing the pull-out operation, first press the button 160 to make the male buckle 150 open, and then the plug connector 100 can be pulled out from the receiving cavity 211 of the receptacle connector 200 .

As mentioned above, the plug connector 100 and the matching receptacle connector 200 of the present invention are designed by assembling the male snap-fit part 150 and the female snap-fit part 250 inside the connector, so that each connection The internal space of the connector can be fully utilized, thereby reducing the overall width of the connector assembly, reducing its volume, and thus meeting the development trend of connector miniaturization.

Claims (10)

1. connector combination with engaging support mechanism comprises:

Pin connector comprises plastic cement body, some male terminals and pin thread component, and the plastic cement body interior is offered some male end pilot trench, and described male terminal correspondence is contained in the male end pilot trench of plastic cement body;

Socket connector, fasten with described pin connector, comprise plastic casing, some female terminals and box component, some female end pilot trench and a host cavity are offered in plastic casing inside, this host cavity front end is in communication with the outside, insert for described pin connector, described female terminal correspondence is contained in the female end pilot trench of plastic casing, and with the corresponding conducting of male terminal of described pin connector;

It is characterized in that:

Offer a groove on the plastic cement body of this pin connector, described pin thread component correspondence is contained in this groove, and the pin thread component comprises that two fasten arm, and two fasten the arm flexible connection, and each fastens arm and all has buckling parts and Actuator Division;

The box component of this socket connector is arranged in the host cavity of described plastic casing, and the box component has maintaining part and latch part, and wherein, maintaining part and plastic casing are affixed, and two buckling partss of the pin thread component of latch part and described pin connector fasten.

2. pin connector with engaging support mechanism, fasten with a socket connector, comprise plastic cement body, some male terminals and pin thread component, the plastic cement body interior is offered some male end pilot trench, and described male terminal correspondence is contained in the male end pilot trench of plastic cement body, it is characterized in that: offer a groove on this plastic cement body, described pin thread component correspondence is contained in this groove, the pin thread component comprises that two fasten arm, and two fasten the arm flexible connection, and each fastens arm and all has buckling parts and Actuator Division.

3. as having the pin connector of engaging support mechanism as described in the claim 2, it is characterized in that: this two fastens between arm and connects with the flexible connecting rod of a tool.

4. as having the pin connector of engaging support mechanism as described in the claim 3, it is characterized in that: this connecting rod is connected in two middle parts that fasten arms, and described buckling parts is located at and is fastened the arm front end, and described Actuator Division is located at and is fastened the arm rear end.

5. as having the pin connector of engaging support mechanism as described in the claim 2, it is characterized in that: this pin connector also further comprises two buttons, each button all has press section and top, and the press section is positioned at described plastic cement body exterior, and the Actuator Division of described fastening arm is replaced in the top.

6. as having the pin connector of engaging support mechanism as described in the claim 5, it is characterized in that: the rear end of this plastic cement body two side is offered a location notch respectively, the described groove of two location notch cross connections, the rear end also is in communication with the outside, the press section and the top of described button are connected by a positioning rod, and this backstay correspondence is embedded in this location notch.

7. as having the pin connector of engaging support mechanism as described in the claim 6, it is characterized in that: this pin connector also further comprises a backstop frame, be fixedly arranged on the groove rear end of described plastic cement body, and described location notch rear end is sealed, described two rear end and this backstop framves that fasten arm are replaced.

8. socket connector with engaging support mechanism, fasten with a pin connector, comprise plastic casing, some female terminals and box component, some female end pilot trench and a host cavity are offered in plastic casing inside, this host cavity front end is in communication with the outside, insert for pin connector, described female terminal correspondence is contained in the female end pilot trench of plastic casing, it is characterized in that: this box component is arranged in the host cavity of described plastic casing, the box component has maintaining part and latch part, wherein, maintaining part and plastic casing are affixed.

9. as having the socket connector of engaging support mechanism as described in the claim 8, it is characterized in that: the rear wall of this plastic casing protrudes out in the host cavity and forms some projections, and described female end pilot trench is opened in each projection inside.

10. as having the socket connector of engaging support mechanism as described in the claim 8, it is characterized in that: the maintaining part of this box component is bar shaped, maintaining part is terminal and one-body molded with the plastic casing rear wall, and described latch part self-sustaining portion's opposing projection formation in front end both sides also is the grab shape.

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