CN204179286U - There is the pin connector of two-way plug connection function - Google Patents

Abstract

There is a pin connector for two-way plug connection function, include a plug body, a glue core print seat and a plug terminal; This glue core print seat is incorporated into this plug body, and this glue core print seat includes a main base frame and a tongue piece, and this tongue piece extends this main base frame and has a first surface and one second, and this second in contrast to this first surface; This plug terminal is fixedly arranged on this glue core print seat and includes a main part, a leg portion, a first end and a second end; This main part is installed in this main base frame, this leg portion extends this main part and protrudes from outside this main base frame, this first end elasticity is connected to this main part and is stretched on outside this tongue piece via this first surface, and this second end is to should first end and elasticity is connected to this main part and be stretched on outside this tongue piece via this second face.

Description

Plug connector with bi-directional mating function

technical field

The utility model relates to a connector, in particular to a plug connector which is suitable for a universal serial bus connection port and has a bidirectional insertion function.

Background technique

With the development of the computer and peripheral equipment industry, the Universal Serial Bus (USB) has become one of the important interfaces for communication and data transmission between computers and peripheral equipment. Generally speaking, the USB connector is directional when plugged in, that is, the tongue of the male USB connector needs to be staggered with the tongue of the female, so that the tongue of the male USB connector can be inserted into the female USB connector. The socket space surrounded by the iron shell of the head allows the male head to be inserted into the female head smoothly and the terminals of the male head are electrically connected to the terminals of the female head, so as to achieve the purpose of communication and data transmission. In other words, the conventional USB connector only has a one-way insertion function, which makes the user need to first align the male end and the female end of the USB connector before using the male end of the USB connector. Coupled to female. As a result, the conventional USB connector system will cause inconvenience in use.

Utility model content

The utility model provides a plug connector which is suitable for a universal serial bus connection port and has a bidirectional insertion function, so as to solve the above-mentioned problems.

In order to achieve the above purpose, the utility model discloses a plug connector with bidirectional insertion function, which includes a plug shell, a rubber core seat and a plug terminal group. The rubber base is combined with the plug housing, the rubber base includes a main base body and a tongue piece, the tongue piece extends from the main base body and has a first surface, a second surface and a front side, the The second surface is opposite to the first surface, and the front side connects the first surface and the second surface. The plug terminal set is fixed on the rubber core seat, and at least one plug terminal of the plug terminal set includes a main body, a solder leg, a first end and a second end. The main body is installed in the main base, the welding leg extends from the main body and protrudes outside the main base, the first end is elastically connected to the main body and protrudes through the first surface of the tongue Outside the front side, the second end is elastically connected to the main body corresponding to the first end and protrudes outside the front side through the second surface of the tongue.

According to one of the embodiments of the present invention, the present invention further discloses that the plug shell surrounds and forms an accommodating space, a front edge of the plug shell defines an accommodating opening, and the plug connector further includes an insulating shell, Set in the plug shell. The insulating casing includes a main shell part and a window flange. The main shell part is installed in the accommodation space through the accommodation opening. The main shell part surrounds and forms an inner socket space, and the inner socket space is used for An edge of the main housing portion defines a window for receiving the tongue and the plug terminal set. The window flange is disposed on the edge of the main housing portion and protrudes outward from the window, and the window flange is used to cover the front edge of the plug housing.

According to one of the embodiments of the present invention, the present invention further discloses that the main housing part is formed with an elastic locking arm for elastically engaging a socket connector, and the main housing part and the elastic locking arm are integrally formed.

According to one of the embodiments of the present utility model, the present utility model further discloses that a main shell assembling groove is formed on the main shell, and the plug connector further includes an elastic clip installed in the main shell assembling groove. The clip is used for elastically snapping a socket connector.

According to one of the embodiments of the present invention, the present invention further discloses that the main base body is formed with a through groove, and the elastic clamping member includes a clamping body, a buckling end and a fixing portion. The clamping body is fixed in the assembly groove of the main shell, the buckle end extends from the clamping body, the buckle end is used to engage the socket connector, and the fixing part extends relative to the buckle end In the clamping body, the fixing part passes through the main base body through the through groove and protrudes from the same side of the main base body as the welding leg part.

According to one of the embodiments of the present utility model, the utility model further discloses that the elastic clip further includes at least one engaging structure protruding from the holding body, and the at least one engaging structure is used for engaging in the assembly groove of the main shell side wall.

According to one of the embodiments of the present invention, the present invention further discloses that the main shell is formed with a slot, and the plug housing has a snap-in structure, and the snap-in structure is used to snap into the slot.

According to one of the embodiments of the present invention, the present invention further discloses that the plug housing is integrally formed by metal powder injection molding or zinc alloy die-casting.

According to one of the embodiments of the present invention, the present invention further discloses that the plug housing is integrally formed in a drawing manner, and the plug housing surrounds and forms an accommodating space for accommodating the tongue of the rubber core seat. A front edge of the plug housing defines an accommodating opening, and the front edge of the plug housing forms an opening flange for wrapping an end edge of the tongue of the rubber seat.

According to one of the embodiments of the present utility model, the present utility model further discloses that a tongue assembly groove is formed on the tongue of the rubber core seat, and the plug connector further includes a spring clip installed in the tongue assembly groove , the elastic clip is used for elastically engaging a socket connector.

According to one of the embodiments of the utility model, the utility model further discloses that the main base body is formed with a channel connected to the tongue assembly groove, and the elastic clamping member includes a clamping body, a buckle end and a fixed part. The clamping body is fixed in the tongue assembly groove, the buckle end extends from the clamping body, the buckle end is used to engage the socket connector, and the fixing part extends relative to the buckle end In the clamping body, the fixing part passes through the main base body through the channel and protrudes from the same side of the main base body as the welding foot part.

According to one of the embodiments of the present utility model, the utility model further discloses that the elastic clamp further includes at least one engaging structure protruding from the clamping body, and the at least one engaging structure is used for engaging and assembling the tongue piece side wall of the groove.

According to one of the embodiments of the present invention, the present invention further discloses that the main base body is formed with an assembly groove for mounting the main body, the first surface of the tongue is formed with a first groove, and the tongue is formed with a first groove. A second groove is formed on the second surface, the assembly groove communicates with the first groove and the second groove, and the at least one plug terminal includes a first elastic arm portion and a second elastic arm portion. The first elastic arm portion connects the first end portion and the main body portion, the first elastic arm portion is disposed in the first groove, the second elastic arm portion connects the second end portion and the main body portion, and the second elastic arm portion connects the second end portion and the main body portion. The second elastic arm part is disposed in the second groove.

According to one of the embodiments of the present invention, the present invention further discloses that a bottom surface of the first groove, a bottom surface of the second groove and a side wall of the assembly groove jointly define a partition structure, the first A clamping groove is defined between the elastic arm portion and the second elastic arm portion, and when the main body portion is installed in the assembly groove, the first elastic arm portion enters through the assembly groove and is accommodated in the first groove , the second elastic arm portion enters through the assembly groove and is accommodated in the second groove, and the clamping groove clamps the partition structure.

According to one of the embodiments of the present invention, the present invention further discloses that the main body has at least one locking structure, and the at least one locking structure is inserted into the assembly groove when the main body is installed in the assembly groove side wall.

According to one embodiment of the present invention, the present invention further discloses that the at least one locking structure is selectively disposed on one side of the main body or opposite two sides of the main body.

According to one of the embodiments of the present utility model, the present utility model further discloses that the plug housing has a fixing ear on which a locking structure is formed, the main body of the rubber core base forms a locking structure, and the locking The structure is used to engage the fastening structure.

According to one of the embodiments of the present utility model, the utility model further discloses that two adjacent welding legs respectively correspond to the first surface and the second surface of the tongue, and the plug housing has a fixing pin protruding from the fixing pin. The ear, the fixing pin and each solder leg are respectively used for fixing to a circuit board.

According to one of the embodiments of the present utility model, the utility model further discloses that each solder leg portion includes a first stitch portion and a second stitch portion, and a stitch clip groove is defined between the second stitch portion and the first stitch portion, The pin clip groove is used for clipping on the edge of a circuit board.

According to one of the embodiments of the present utility model, the present utility model further discloses that the main base body of the rubber core base is formed with a clamping groove for the base body, and the clamping groove for the base body is used to clamp the circuit board together with the pin clamping groove the edge of.

To sum up, the main body, the first spring arm, the first end, the second spring arm and the second end of the plug terminal of the present invention are integrated into a fork-shaped structure, so that it can be used as a plug terminal for installation. When in the rubber core seat, the first end and the second end of the plug terminal can respectively protrude from the tongue of the rubber core seat and face each other, so that the plug connector of the present utility model can be bidirectionally plugged into an external connection device, thereby increasing the convenience of use. The aforementioned and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of the embodiments with reference to the drawings.

Description of drawings

FIG. 1 is a schematic diagram of a plug connector according to a first embodiment of the present invention.

Fig. 2 is a schematic exploded view of the plug connector of the first embodiment of the present invention.

FIG. 3 is an exploded view of the plug connector of the first embodiment of the present invention from another perspective.

FIG. 4 is a schematic exploded cross-sectional view of the plug connector according to the first embodiment of the present invention.

5 is a schematic cross-sectional view of the plug connector in an unplugged state according to the first embodiment of the present invention.

6 is a schematic exploded cross-sectional view of the plug connector of the first embodiment of the present invention in an unmated state at another viewing angle.

Fig. 7 is a schematic exploded sectional view of the plug connector in the plugged state of the first embodiment of the present invention.

FIG. 8 is an exploded schematic view of the plug connector of the second embodiment of the present invention.

FIG. 9 is an exploded schematic view of the plug connector according to the third embodiment of the present invention.

10 is a schematic cross-sectional view of a plug connector according to a third embodiment of the present invention.

Fig. 11 is an exploded schematic view of the plug connector of the fourth embodiment of the present invention.

FIG. 12 is a schematic cross-sectional view of a plug connector according to a fourth embodiment of the present invention.

Symbol Description

3000, 3000', 3000'', 3000''' plug connector; 1, 1', 1'' plug shell; 10 main shell; 101 snap-point structure; 11 fixed ear; 110 snap-fit structure; 12 fixed pin ;13 storage space; 14, 14' front edge; 15 storage opening; 16 opening flange; 2, 2', 2'' plastic seat; 20, 20', 20'' main body; Structure; 202 assembly groove; S3 side wall; 203 seat clip groove; 204 through groove; 21, 21' tongue; 210 first surface; 2101 first groove; S1 bottom surface; Slot; S2 bottom surface; 212 front side; 213 partition structure; 215 end edge; 216 tongue assembly groove; 3 plug terminal group; 3', 3'' plug terminal; 30 main body; 301 card structure; 31, 31 ' Solder leg; 310 first pin; 311 second pin; 312 pin clip groove; 32 first end; 33 second end; 34 first elastic arm; 35 second elastic arm; 36 clip Holding groove; 4, 4' insulation shell; 40, 40' main shell; 401 inner socket space; 402 edge; 403 window; 404 card slot; 405 elastic card arm; 406 main shell assembly slot; S4 side wall; 41 window flange; 5 socket connector; 50 tongue; 501 clamp block; 51 socket shell; Body; 61 buckle end; 62 fixed part; 63 snap-in structure.

Detailed ways

The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or back, etc., are only directions referring to the attached drawings. Therefore, the directional terms used are used to illustrate but not to limit the present invention. Please refer to Figures 1 to 3, Figure 1 is a schematic diagram of a plug connector 3000 according to the first embodiment of the present utility model, Figure 2 is an exploded schematic diagram of the plug connector 3000 according to the first embodiment of the present utility model, Figure 3 is a schematic diagram of the utility model An exploded view of the plug connector 3000 of the first embodiment from another perspective. As shown in Figures 1 to 3, the plug connector 3000 includes a plug housing 1, a rubber core seat 2, a plug terminal group 3 and an insulating housing 4, the rubber core base 2 is combined with the plug housing 1 and includes a main The base body 20 and a tongue piece 21 , the tongue piece 21 extends from the main base body 20 and has a first surface 210 and a second surface 211 , wherein the second surface 211 is opposite to the first surface 210 . In addition, the plug terminal set 3 is fixed on the rubber base 2 , and the insulating shell 4 is set in the plug shell 1 .

In this embodiment, the plug terminal group 3 can include eight plug terminals 3', which can be respectively two ground terminals, two power supply terminals, two signal detection terminals and two signal terminals, and the plug terminal group The number and types of the plug terminals 3' of 3 are not limited to those shown in the drawings of this embodiment, but depend on actual needs. In addition, the plug terminal 3' is a male terminal (that is, the plug connector 3000 of the present invention is a male connector), which can be formed by stamping. In addition, the plug housing 1 can be made of metal material, and the rubber core seat 2 can be made of plastic material, and the rubber core seat 2 can be used to fix the plug terminal set 3 in the plug shell 1 and hold the plug terminal set 3 Each plug terminal 3 ′ is insulated from the plug housing 1 to avoid a short circuit between each plug terminal 3 ′ and the metal plug housing 1 .

In addition, the socket shell 1 includes a main shell 10 and two fixing ears 11 , and the two fixing ears 11 respectively protrude from the main shell 10 . In addition, an engaging structure 110 is respectively formed on the fixing ears 11 , and a locking structure 201 is formed on the main base body 20 of the rubber core seat 2 . When assembling the socket housing 1 and the rubber base 2 , the engaging structure 110 can be used to engage the locking structure 201 to combine the rubber base 2 with the socket housing 1 . In this embodiment, the fixing ear 11 and the main housing 10 can be integrally formed by stamping, the engaging structure 110 can be a stamping and folding structure, and the locking structure 201 can be a slot, but the utility model is not limited by this limit.

Besides, the socket housing 1 further includes three fixing pins 12 protruding from the fixing ears 11 respectively. In practice, the fixed pins 12 can be respectively used to be fixed on a circuit board (not shown in the figure), so as to fix the socket shell 1 and the plastic core seat 2 combined with the socket shell 1 on the circuit board, and The number and location of the fixing ears 11 are not limited to those shown in the drawing of this embodiment, for example, the socket housing 1 may only include one fixing ear 11, that is, as long as the socket housing 1 includes at least one fixing ear 11 Design, all within the category protected by the utility model. In practice, the fixing ear 11 and the main housing 10 can be integrally formed by stamping, but the present invention is not limited thereto.

Please refer to FIG. 2 to FIG. 5 . FIG. 4 is a schematic exploded cross-sectional view of the plug connector 3000 according to the first embodiment of the present invention, and FIG. 5 is a schematic cross-sectional view of the plug connector 3000 in an unplugged state according to the first embodiment of the present invention. As shown in Figures 2 to 5, the plug housing 1 surrounds and forms an accommodating space 13, and a front edge 14 of the plug housing 1 defines an accommodating opening 15, and the accommodating space 13 can communicate with the outside world through the accommodating opening 15 . In addition, the insulating casing 4 includes a main shell portion 40 and a window flange 41, the main shell portion 40 surrounds and forms an inner socket space 401, and the inner socket space 401 can be used for accommodating the tongue 21 and the An edge 402 of the main housing 40 defines a window 403 (as shown in FIGS. 2 to 4 ) on the plug terminal set 3 fixed on the rubber base 2 .

In addition, the window flange 41 is disposed on the edge 402 of the main housing portion 40 and protrudes toward the outside of the window 403 . When assembling the insulating housing 4 and the plug housing 1, the main housing part 40 of the insulating housing 4 can be installed in the accommodation space 13 of the plug housing 1 through the accommodation opening 15, and when the main housing part 40 is fully accommodated in the housing When inside the space 13, the window flange 41 of the insulating shell 4 can be used to cover the front edge 14 of the plug housing 1, so that the front edge 14 of the plug housing 1 is not exposed, thereby achieving the appearance and product specification requirements. Furthermore, the main housing part 40 can form a card slot 404, and the plug housing 1 can have a card point structure 101, which is formed on the main housing part 10, when the main housing part 40 is completely accommodated in the accommodating space 13, The clamping point structure 101 can be used to engage in the clamping slot 404 to prevent the main housing portion 40 of the insulating housing 4 from detaching from the accommodating space 13 of the plug housing 1 . In this embodiment, the locking point structure 101 can be a folded edge structure and can be integrally formed with the plug housing 1 , but the present invention is not limited thereto.

As shown in Figures 2 to 5, the plug terminal 3' includes a main body portion 30, a solder leg portion 31, a first end portion 32, a second end portion 33, a first elastic arm portion 34 and a second The elastic arm portion 35, the welding foot portion 31 extends from the main body portion 30, the first elastic arm portion 34 connects the first end portion 32 and the main body portion 30, so that the first end portion 32 is elastically connected to the main body portion 30; the second end portion 33 corresponds to the first end portion 32 , and the second elastic arm portion 35 connects the second end portion 33 and the main body portion 30 so that the second end portion 33 is elastically connected to the main body portion 30 . In other words, the first end 32 of the plug terminal 3 ′ is elastically connected to the main body 30 through the first elastic arm portion 34 , and the second end 33 is elastically connected to the main body through the second elastic arm portion 35 . The portion 30 , that is, the first end portion 32 , the first elastic arm portion 34 , the second end portion 33 , the second elastic arm portion 35 and the main body portion 30 of the plug terminal 3 ′ of the present invention may be substantially fork-shaped. Further, the main body 20 of the rubber base 2 is formed with an assembly groove 202 , a first groove 2101 is formed on the first surface 210 of the tongue 21 of the rubber base 2 , and the first groove 2101 of the tongue 21 of the rubber base 2 is formed. A second groove 2110 is formed on the two surfaces 211 , and the assembly groove 202 is connected to the first groove 2101 and the second groove 2110 .

As shown in Figure 4 and Figure 5, when assembling the plug terminal 3' and the rubber core seat 2, the plug terminal 3' can be inserted into the assembly groove 202 on the main base body 20 from the rear side of the rubber core seat 2 until the plug terminal The main body part 30 of 3' is installed in the main seat body 20 of the rubber core seat 2 until it is installed. During the above process, the first end 32 of the plug terminal 3' can protrude outside a front side 212 of the tongue 21 through the first surface 210 of the tongue 21, and the first elastic arm part of the plug terminal 3' 34 can be arranged in the first groove 2101 on the first surface 210 of the tongue 21; Outside the front side 212 , the second elastic arm portion 35 of the plug terminal 3 ′ can be disposed in the second groove 2110 on the second surface 211 of the tongue 21 .

In this way, the first end portion 32, the first elastic arm portion 34, the second end portion 33, the second elastic arm portion 35 and the main body portion 30 of the plug terminal 3' can be substantially designed as a fork-shaped structure. During the process of installing the main body 30 of the plug terminal 3' in the main seat body 20 of the rubber core seat 2, the first spring arm part 34 and the second spring arm part 35 can be inserted into the first groove 2101 and the second spring arm part 35 respectively. In the two grooves 2110 , both the first end portion 32 and the second end portion 33 protrude from the front side 212 of the tongue piece 21 and face each other. In addition, after the main body 30 is fully installed into the assembly groove 202 on the main base body 20, the welding leg portion 31 protrudes from the rear side of the main base body 20 of the rubber core seat 2 outside the main base body 20, so that the welding leg portion 31 Then it can be fixed on an electronic component (such as the circuit board or a cable) by soldering.

It is worth mentioning that, in this embodiment, the two adjacent welding leg portions 31 are respectively corresponding to the first surface 210 and the second surface 211 of the tongue 21 (as shown in FIG. 2 and FIG. 3 ), that is, the present invention The two adjacent solder leg portions 31 of the new plug terminal 3 ′ are staggered from each other, so as to be respectively soldered to the solder joints on opposite sides of the circuit board. In this way, the solder joints on the circuit board can be dispersed on opposite sides of the circuit board, so as to avoid the problem of too small pitch caused by disposing the solder joints on the same side of the circuit board. In addition, the main body 30 of the plug terminal 3' has at least one locking structure 301, which can be selectively arranged on one side or opposite sides of the main body 30, when the main body 30 is installed on the main seat body 20 When in the assembly groove 202, the card structure 301 can be inserted into one side wall of the assembly groove 202, so as to prevent the plug terminal 3' from being pushed out by the socket connector when a socket connector is plugged into the plug connector 3000. The assembly slot 202, and the number and location of the locking structures 301 are not limited to those shown in the drawings of this embodiment, and are determined according to actual needs.

In addition, please refer to FIG. 4 and FIG. 6 . FIG. 6 is a schematic exploded cross-sectional view of the plug connector 3000 in the unplugged state of the first embodiment of the present invention from another perspective. As shown in Figure 4 and Figure 6, a bottom surface S1 of the first groove 2101 on the tongue piece 21, a bottom surface S2 of the second groove 2110 and a side wall S3 of the assembly groove 202 of the main base body 20 can be combined A partition structure 213 is defined, and a clamping groove 36 can be defined between the first elastic arm portion 34 and the second elastic arm portion 35 of the plug terminal 3 ′. After the plug terminal 3 ′ is installed on the rubber base 2 , the clamping groove 36 can clamp the partition structure 213 . In this way, the partition structure 213 can provide a stop for the elastic deformation of the first elastic arm portion 34 and the second elastic arm portion 35 of the plug terminal 3 ′, so as to prevent the first end portion 32 and the second end portion 33 from Excessive deformation when inserted into the receptacle connector, thereby improving the service life of the receptacle connector 3000 .

As shown in FIG. 2 , FIG. 3 and FIG. 5 , the main housing portion 40 of the insulating case 4 is formed with an elastic locking arm 405 . In practice, the main housing portion 40 and the elastic locking arm 405 can be integrally formed. When the plug connector 3000 of the present utility model is plugged into a socket connector 5 as shown in FIG. In order to firmly connect the plug connector 3000 to the socket connector 5 . Please refer to FIG. 6 and FIG. 7 . FIG. 7 is a schematic exploded cross-sectional view of the plug connector 3000 in the plugged state according to the first embodiment of the present invention. As shown in Figures 6 and 7, the socket shell 51 of the socket connector 5 surrounds and defines an outer socket space 510, and the outer socket space 510 communicates with the outside world through a socket opening 511, whereby the plug connector 3000 can be plugged into the outer joint space 510 .

When the plug connector 3000 enters the position shown in FIG. 7 from the position shown in FIG. , so that the first elastic arm portion 34 is deformed, so that the first end portion 32 smoothly passes through the front edge of the tongue 50 of the socket connector 5 and enters one of the upper row terminals 52 of the socket connector 5. At this time, the first elastic arm portion 34 In addition, the first end 32 is driven down to abut against the upper row of terminals 52, so that the first end 32 of the plug terminal 3' can be electrically connected to the upper row of terminals 52 of the socket connector 5; The second end 33 of 3' will first abut against the front edge of the tongue 50 of the receptacle connector 5, causing the second elastic arm part 35 to deform, and then make the second end 33 pass through the tongue of the receptacle connector 5 smoothly. The front edge of 50 enters the lower row of terminals 53 of the socket connector 5. At this time, the second elastic arm part 35 drives the second end 33 to press down and abut against the lower row of terminals 53, so that the second end 33 of the plug terminal 3' It can be electrically connected to the lower row terminals 53 of the socket connector 5 .

Since the first end portion 32 and the second end portion 33 of the present invention are symmetrical to each other, when the plug connector 3000 is reversed (that is, the plug connector 3000 is turned over so that the first end portion 32 is on the bottom and the second end portion 33 is on the top) When inserting the receptacle connector 5, the first end 32 can still abut and press down on the lower row of terminals 53, and the second end 33 can still abut and press down on the upper row of terminals 52, so that the plug connector The 3000 can be successfully inserted into the socket connector 5 in reverse. It is worth mentioning that one of the socket terminals 3' (such as the signal detection terminal) of the socket terminal group 3 of the plug connector 3000 of the present invention can be used to detect the socket connector 5 socketed with the plug connector 3000 direction, the utility model can further utilize a control unit (not shown in the figure) to set the terminal definition (pin define) of the receptacle terminal group 3 of the plug connector 3000, so as to conform to the corresponding pin definition of the plug connector 3000 sets The direction of the connected socket connector 5. In this way, the plug connector 3000 of the present invention can achieve the function of two-way insertion.

Please refer to FIG. 8 . FIG. 8 is an exploded view of a plug connector 3000 ′ according to a second embodiment of the present invention. As shown in FIG. 8 , the main difference between the plug connector 3000 ′ and the above-mentioned plug connector 3000 is that each leg portion 31 ′ of a plug terminal 3 ″ of the plug connector 3000 ′ includes a first pin portion 310 and a second pin part 311, and a pin clip groove 312 is defined between the first pin part 310 and the second pin part 311, when the plug connector 3000' is arranged on the edge of the circuit board, the pin clip groove 312 can be used to clip Hold the edge of the circuit board to pre-fix the plug connector 3000' with the circuit board. In addition, a main seat body 20' of a rubber core seat 2' of the plug connector 3000' is formed with a seat clamping groove 203, and the seat body clamping groove 203 is corresponding to the position of the pin clamping groove 312 and is used to connect with the pin The clamping slots 312 are clamped together on the edge of the circuit board, so that the plug connector 3000 ′ can be more firmly fixed on the circuit board in advance.

Please refer to FIG. 9 and FIG. 10 . FIG. 9 is an exploded view of a plug connector 3000 ″ according to the third embodiment of the present invention, and FIG. 10 is a schematic cross-sectional view of the plug connector 3000 ″ according to the third embodiment of the present invention. As shown in FIG. 9 and FIG. 10 , the main difference between the plug connector 3000 ″ and the above-mentioned plug connector 3000 ′ is that the plug connector 3000 ″ does not have an elastic locking arm integrally formed with the insulating housing 4 , Instead, the plug connector 3000'' further includes an elastic clip 6, and a main shell assembly groove 406 is formed on a main shell portion 40' of an insulating shell 4' of the plug connector 3000'', and the elastic clip 6 Installed in the assembly groove 406 of the main shell. Further, a main seat body 20 ″ of the rubber core seat 2 ″ of the plug connector 3000 ″ is formed with a through groove 204 , and the spring clip 6 of the plug connector 3000 ″ includes a holding body 60 , a The buckle end portion 61, a fixed portion 62 and two snap-in structures 63, the snap-in structures 63 respectively protrude from the snap-in body 60 and are used to snap-fit into the side wall S4 of the assembly groove 406 of the main shell (as shown in FIG. 10 ). , so that the clamping body 60 can be fixed in the assembly groove 406 of the main shell.

In addition, the buckle end 61 extends from the holding body 60 and can remain elastic relative to the holding body 60, so that the buckle end 61 can be used to engage with the tongue 50 of the receptacle connector 5 as shown in FIG. 5 The card block 501 on. It is worth mentioning that, in this embodiment, the fixing portion 62 is extended to the clamping body 60 relative to the buckle end 61, that is, the fixing portion 62 and the buckle end 61 are formed by the opposite two sides of the clamping body 60 respectively. end, and when assembling the elastic clip 6 and the rubber core seat 2'', the fixing part 62 of the elastic clip 6 can pass through the main base body 20'' through the slot 204 on the main base body 20'' and connect with the The solder leg portion 31 of the plug terminal 3 ′ of the plug connector 3000 ″ protrudes from the same side of the main body 20 ″, so the fixing portion 62 of the spring clip 6 can be welded together with the solder leg portion 31 of the plug terminal 3 ′ It is fixed on the circuit board to increase the fixation between the plug connector 3000'' and the circuit board. It is worth mentioning that the plug housing 1' of the plug connector 3000'' can be integrally formed by metal powder injection molding or zinc alloy die-casting, that is, the plug housing 1' of the plug connector 3000'' can be integrally formed Therefore, the plug housing 1 ′ of the plug connector 3000 ″ may not be formed with a dovetail groove, so as to meet the aesthetic requirements of the plug housing 1 ′ of the plug connector 3000 ″.

Please refer to Fig. 11 and Fig. 12, Fig. 11 is an exploded schematic diagram of a plug connector 3000''' according to the fourth embodiment of the present utility model, and Fig. 12 is a schematic cross-sectional view of a plug connector 3000''' according to the fourth embodiment of the present utility model . As shown in Figure 11 and Figure 12, the main difference between the plug connector 3000'' and the above-mentioned plug connector 3000'' is that a plug housing 1'' of the plug connector 3000''' can be drawn Formed in one piece, so a front edge 14' of the plug housing 1'' can form an opening flange 16 during the extraction process, and the opening flange 16 can be used to cover a rubber core seat 2 of the plug connector 3000''' The end edge 215 of a tongue 21' of ''' is not exposed, so that the appearance and product specifications can be achieved. In addition, the insulating shell of the plug connector 3000''' can be integrally formed with the rubber core seat 2''', so the tongue piece 21' of the plug connector 3000''' can be formed with a spring clip for assembling A tongue assembly groove 216 of 6. Components with the same labels in this embodiment and the above-mentioned embodiments have the same structural design and working principle, so for the sake of brevity, details are not repeated here.

Compared with the prior art, the plug terminal of the present utility model has a fork-shaped structure in which the main body, the first spring arm, the first end, the second spring arm and the second end are integrally formed, so that it can be used as a plug terminal When installed on the rubber core seat, the first end and the second end of the plug terminal can respectively protrude from the tongue of the rubber core seat and face each other, so that the plug connector of the present utility model can be bidirectionally plugged into an external terminal. Connectors to increase the convenience of use. The above descriptions are only preferred embodiments of the present utility model, and all equivalent changes and modifications made according to the patent scope of the present utility model shall fall within the scope of the present utility model.

Claims (20)

1. there is a pin connector for two-way plug connection function, include: a plug body, a glue core print seat and a plug end subgroup, is characterized in that:

One glue core print seat, is incorporated into this plug body, and this glue core print seat includes a main base frame and a tongue piece, and this tongue piece extends this main base frame and has a first surface and one second, and this second in contrast to this first surface; And

One plug end subgroup, is fixedly arranged on this glue core print seat, and at least one plug terminal of this plug end subgroup includes:

One main part, is installed in this main base frame;

One leg portion, extends this main part and protrudes from outside this main base frame;

One first end, elasticity is connected to this main part and this first surface via this tongue piece is stretched on outside this tongue piece; And

One the second end, to should first end and elasticity is connected to this main part and this second face via this tongue piece is stretched on outside this tongue piece.

2. there is the pin connector of two-way plug connection function as claimed in claim 1, it is characterized in that: described plug body is around formation one accommodation space, one leading edge of this plug body defines an accommodating opening, and this pin connector separately includes an insulation shell, be arranged in this plug body, this insulation shell includes:

One main casing portion, is installed in this accommodation space via this accommodating opening, this main casing portion around socket space in formation one, this interior socket space in order to this tongue piece accommodating and this plug end subgroup, Edge definition one window in this main casing portion; And

One window bead, is arranged at this edge in this main casing portion and towards the outer projection of this window, this window bead is in order to this leading edge of this plug body coated.

3. have the pin connector of two-way plug connection function as claimed in claim 2, it is characterized in that: described main casing portion is formed with an elasticity snap arm, in order to elastic card unification socket connector, and this main casing portion and this elasticity snap arm are formed in one.

4. there is the pin connector of two-way plug connection function as claimed in claim 2, it is characterized in that: described main casing portion is formed with a main casing assembling grove, and this pin connector separately includes:

One spring clamping part, be installed in this main casing assembling grove, this spring clamping part unifies socket connector in order to elastic card.

5. there is the pin connector of two-way plug connection function as claimed in claim 4, it is characterized in that: described main base frame is formed wears groove, and this spring clamping part includes:

One holds body, is fixedly arranged in this main casing assembling grove;

One buckle end, extends this and holds body, and this buckle end is in order to engage this socket connector; And

One fixed part, this buckle end extends this and holds body relatively, and this fixed part wears groove through this main base frame protrude from the same side of this main base frame with this leg portion via this.

6. there is the pin connector of two-way plug connection function as claimed in claim 5, it is characterized in that: described spring clamping part separately includes:

At least one snap fitting structure, protrudes from this and holds body, and this at least one snap fitting structure is in order to the sidewall of inlay card in this main casing assembling grove.

7. have the pin connector of two-way plug connection function as claimed in claim 2, it is characterized in that: described main casing portion is formed with a draw-in groove, this plug body has a stuck point structure, and this stuck point structure is in order to be sticked in this draw-in groove.

8. there is the pin connector of two-way plug connection function as claimed in claim 2, it is characterized in that: described plug body is one-body molded in the mode of metal dust injection moulding or zinc alloy diecasting.

9. there is the pin connector of two-way plug connection function as claimed in claim 1, it is characterized in that: described plug body is one-body molded to take out the mode of drawing, this plug body is around formation one accommodation space, in order to this tongue piece of this glue core print seat accommodating, one leading edge of this plug body defines an accommodating opening, and this leading edge of this plug body forms an opening bead, this opening bead is in order to an ora terminalis of this tongue piece of this glue core print seat coated.

10. there is the pin connector of two-way plug connection function as claimed in claim 9, it is characterized in that: this tongue piece of described glue core print seat is formed with a tongue piece assembling grove, and this pin connector separately includes:

One spring clamping part, be installed in this tongue piece assembling grove, this spring clamping part unifies socket connector in order to elastic card.

11. pin connectors as claimed in claim 10 with two-way plug connection function, is characterized in that: described main base frame is formed and is communicated in one of this tongue piece assembling grove passage, this spring clamping part includes:

One holds body, is fixedly arranged in this tongue piece assembling grove;

One buckle end, extends this and holds body, and this buckle end is in order to engage this socket connector; And

One fixed part, this buckle end extends this and holds body relatively, and this fixed part passes this main base frame via this passage and protrudes from the same side of this main base frame with this leg portion.

12. pin connectors as claimed in claim 11 with two-way plug connection function, is characterized in that: described spring clamping part separately includes:

At least one snap fitting structure, protrudes from this and holds body, and this at least one snap fitting structure is in order to the sidewall of inlay card in this tongue piece assembling grove.

13. pin connectors as claimed in claim 1 with two-way plug connection function, it is characterized in that: described main base frame is formed with an assembling grove, in order to install this main part, this first surface of this tongue piece is formed with one first groove, this second of this tongue piece is formed with one second groove, this assembling grove is communicated in this first groove and this second groove, and this at least one plug terminal includes:

One first elastic arm portion, connects this first end and this main part, and this first elastic arm portion is arranged in this first groove; And

One second elastic arm portion, connects this second end and this main part, and this second elastic arm portion is arranged in this second groove.

14. pin connectors as claimed in claim 13 with two-way plug connection function, it is characterized in that: one of one of described first groove bottom surface, this second groove one of bottom surface and this assembling grove sidewall defines a diaphragm structure jointly, a holding tank is defined between this first elastic arm portion and this second elastic arm portion, when this main part is installed in this assembling grove, this the first elastic arm portion enters via this assembling grove and is placed in this first groove, this the second elastic arm portion enters via this assembling grove and is placed in this second groove, and this holding tank clamps this diaphragm structure.

15. pin connectors as claimed in claim 13 with two-way plug connection function, is characterized in that: described main part has the perverse structure of at least one card, and the perverse structure of this at least one card when this main part is installed in this assembling grove inlay card in one of this assembling grove sidewall.

16. pin connectors as claimed in claim 15 with two-way plug connection function, is characterized in that: be arranged at the side of this main part or the relative both sides of this main part the perverse structure selectivity of described at least one card.

17. pin connectors as claimed in claim 1 with two-way plug connection function, it is characterized in that: described plug body has a fixing ear, it is formed with a snap-in structure, this main base frame of this glue core print seat is formed with a clamping structure, and this snap-in structure is in order to engage this clamping structure.

18. pin connectors as claimed in claim 17 with two-way plug connection function, it is characterized in that: wherein adjacent two Leg portion are other to should this first surface of tongue piece and this second, this plug body separately has a fixing stitch, protrude from this fixing ear, this fixing stitch and each Leg portion be not in order to be fixed on a circuit board.

19. pin connectors as claimed in claim 1 with two-way plug connection function, it is characterized in that: wherein each leg portion includes one first stitch portion and one second stitch portion, define a stitch clip slot between this second stitch portion and this first stitch portion, this stitch clip slot is in order to be held on the edge of a circuit board.

20. pin connectors as claimed in claim 19 with two-way plug connection function, is characterized in that: this main base frame of described glue core print seat is formed with a pedestal clip slot, and this pedestal clip slot is in order to be jointly held on the edge of this circuit board with this stitch clip slot.