TWI446652B - Connector - Google Patents

Description

Connector

The present invention relates to a connector, and more particularly to a connector for transmitting optical signals.

The Universal Serial Bus (USB) interface is a standard input/output interface that has been widely used in the design of many electronic devices. In 1994, seven world-renowned computer and communication companies, including Intel, Compaq, Digital, IBM, Microsoft, NEC, and Northern Telecom, jointly established the USB Association (USB-IF) to initially establish a USB interface specification. So far, the USB Association has released versions 1.0, 1.1, 2.0 and 3.0, and the USB transfer rate is gradually improving. With the development of the electronics industry and the advancement of technology, people are still working hard to increase the transmission rate of USB. Currently, there is a USB connector that can transmit optical signals to further increase the transmission rate. The connector usually includes an insulating body and a fixed a conductive terminal on the insulative housing, a fiber optic device for optical transmission, and a spring disposed on the insulative housing and abutting against the fiber optic device. The insulating body is provided with a receiving groove. When the USB connector is opposite to the mating connector with the fiber optic device, the fiber optic device can slide backward in the receiving slot under the spring, when the USB connector is not docked with the mating connector, the optical fiber The device slides forward under the resistance of the spring to restore the original shape to facilitate docking again. However, when the connector transmits a signal, it interferes with the signal transmitted by the connector due to static electricity generated on the spring. , which affects the connector signal transmission quality.

Therefore, it is necessary to modify the conventional connector to overcome the above drawbacks.

In view of the above, it is an object of the present invention to provide a connector that can guarantee signal transmission quality.

The object of the present invention is achieved by the following technical solution: a connector comprising an insulative housing, a conductive terminal held on the insulative housing, a fiber optic device for optical signal transmission, disposed on the insulative housing and forwardly abutting An elastic member of the optical fiber device and a shielding case covering the insulative housing, wherein the insulative housing is provided with a receiving groove, and the optical fiber device can slide in the front and rear direction in the receiving groove under the resistion of the elastic member, wherein The connector further includes a metal connecting member, and the elastic member and the shielding shell are electrically connected by a metal connecting member.

The object of the present invention can also be achieved by the following technical solutions: a connector comprising an insulative housing, a conductive terminal disposed on the insulative housing, a fiber optic device, an elastic component, a shielding shell covering the insulative housing, and a metal connector. The insulative housing includes a main body portion and a tongue plate extending forward from the front end of the main body portion. The tongue plate is provided with a receiving groove and a slot at the rear of the receiving slot. The tongue plate is provided with a terminal slot and a conductive terminal. The optical fiber device includes a base received in the receiving groove and an optical fiber disposed on the base, wherein the base is provided with a lens optically coupled to the optical fiber, and the elastic component is received in the slot. And abutting against the base, the metal connector is in contact with the elastic member and the shielding shell at the same time.

The object of the present invention can also be achieved by adopting the following technical solution: a connector, which is a USB plug connector, which comprises an insulating body and a USB conductive end disposed on the insulating body. a sub-fiber device, a cable electrically connected to the USB conductive terminal, an elastic member, a shielding shell covering the insulating body, a metal connecting member, and an outer insulating layer covering the shielding shell, wherein the insulating system comprises a main body portion And a tongue plate extending forward from the front end of the main body portion, wherein the tongue plate is provided with a receiving groove, a tongue groove is disposed below the tongue plate, and the conductive terminal is received in the terminal slot, the optical fiber device The optical fiber device is slidably disposed in the accommodating groove in a front-rear direction, and the shielding device covers the tongue of the insulating body, and the elastic member is disposed in the receiving groove. The metal housing is electrically connected to the shielding housing.

Compared with the prior art, the elastic member and the shielding shell of the present invention are electrically connected by a metal connecting member, and the static electricity generated on the elastic member can be transmitted to the shielding shell through the metal connecting member and discharged to achieve grounding effect. Therefore, the interference generated by the elastic component to transmit signals to the connector is eliminated, and the quality of the connector signal transmission is ensured.

100, 100', 100"‧‧‧ connectors

1‧‧‧Insulating body

13‧‧‧ Main body

131‧‧‧Terminal receiving slot

132‧‧‧ containment chamber

14‧‧‧ tongue plate

140‧‧‧second groove

141‧‧‧ Reception trough

142, 142'‧‧‧ slotting

1421, 1421'‧‧‧ positioning column

143‧‧‧first groove

144, 144'‧‧‧Depression

1441‧‧‧ round hole

1442‧‧‧through slot

145‧‧ ‧ block

146, 146'‧‧‧Responsible Department

147‧‧‧Bumps

148‧‧‧Terminal slot

149‧‧‧ Notch

1422'‧‧‧Retaining trough

10‧‧‧ Cover

101‧‧‧ holding column

102‧‧‧ openings

2‧‧‧Electrical terminals

21‧‧‧First terminal

211‧‧‧ first contact

212‧‧‧First tail

22‧‧‧second terminal

221‧‧‧Second contact

222‧‧‧Second holding unit

223‧‧‧second tail

3‧‧‧Fiber optic devices

30‧‧‧Base

31‧‧‧V-groove

32‧‧‧ lens

34‧‧‧Positioning holes

35‧‧‧Fiber

36‧‧‧Bump

4, 4', 4" ‧ ‧ springs

40, 40', 40" ‧ ‧ metal connectors

400, 400'‧‧‧ Connections

401‧‧‧ top wall

402‧‧‧ side wall

403‧‧‧ Back wall

4031, 4031'‧‧‧ perforation

405, 405'‧‧‧Contacts

5‧‧‧

51‧‧‧ terminal receiving hole

6‧‧‧ Positioning block

7‧‧‧Shaded housing

71, 71'‧‧‧ lower shell

72‧‧‧Upper shell

75‧‧‧ bumps

8‧‧‧Outer insulation

9‧‧‧ Cable

The first figure is a perspective assembled view of a first embodiment of the connector of the present invention.

The second figure is a partial exploded view of the first figure.

The third figure is an exploded perspective view of another angle of the second figure.

The fourth figure is a partial perspective combination of the first figure.

The fifth drawing is a cross-sectional view taken along line V-V in the first figure.

Figure 6 is a perspective assembled view of a second embodiment of the connector of the present invention.

The seventh figure is a partial perspective combination of the sixth figure.

The eighth figure is a partial exploded view of the sixth figure.

The ninth drawing is a cross-sectional view taken along line IX-IX in the sixth drawing.

Figure 11 is a perspective assembled view of a third embodiment of the connector of the present invention.

The eleventh figure is a partial three-dimensional combination diagram of the tenth figure.

Figure 12 is a cross-sectional view taken along line XII-XII of the tenth figure.

Referring to the first to third embodiments, a preferred embodiment of the connector 100 of the present invention is a photoelectric plug connector comprising an insulative housing 1 and a plurality of conductive terminals 2 mounted on the insulative housing 1 and disposed in the insulation. The optical fiber device 3 on the main body 1 , the spring 4 sandwiched between the insulating body 1 and the optical fiber device 3 , the metal connecting member 40 disposed on the spring 4 , the seat body 5 fixed on the insulating body 1 , and the seat body 5 The mating positioning block 6 , the shielding shell 7 covering the insulative housing 1 , the outer insulating layer 8 surrounding the periphery of the shielding shell 7 , and the cable 9 electrically connected to the conductive terminal 2 . The shielding case 7 includes an upper case 71 and a lower case 72 that are coupled to each other.

Referring to the second and third figures, the insulative housing 1 includes a main body portion 13 and a tongue 14 extending forward from the front end of the main body portion 13. A plurality of terminal receiving grooves 131 are formed at the rear end of the upper surface of the insulative housing 1 , and a receiving cavity 132 that is recessed upward is disposed below the main body portion 13 , and the base body 5 is fixed in the receiving cavity 132 . A receiving groove 141 recessed from the front side and a recessed portion 144 recessed downwardly of the receiving groove 141 are formed above the tongue 14 of the insulative housing 1 . The recessed portion 144 extends in the up and down direction of the insulating body 1 to a depth smaller than the receiving slot. 141. The recessed portion 144 communicates with the receiving groove 141 in the front-rear direction. The front end of the recessed portion 144 is recessed downwardly to define a through slot 1442 extending through the receiving slot 141 and a slot extending behind the through slot 1442 and extending through the slot 1442. The first groove 143. The recessed portion 144 is provided with a slot 142 that is recessed downwardly and penetrates the receiving slot 141 in the front-rear direction at a position intermediate the slot 1442. The recessed portion 144 is provided with a resisting portion 146 and a self-receiving portion behind the slot 142. 146 integrally protrudes into the slot 142 for positioning The rear end of the spring 4 is received in the slot 142 and fixed on the positioning post 1421. The spring 4 can abut against the two sides of the slot 142 to limit the excessive swing of the spring 4 in the lateral direction of the insulative housing 1. The tongue plate 14 is recessed downwardly on the rear side of the receiving groove 141 to form a notch 149 which is located directly below the front end of the spring 4 to provide a space for the front end of the spring 4 to swing up and down. The insulative housing 1 is provided behind the first recess 143 with a second recess 140 extending through the first recess 143 and wider than the first recess 143. The tongue plate 14 extends upwardly at a position intermediate the front end of the receiving groove 141 to form a front wide and a narrow V-shaped stop block 145. The tongue plate 14 forms an upwardly convex portion on the left and right sides of the blocking block 145. Bump 147. The lower rear side of the tongue plate 14 is formed with a plurality of terminal grooves 148 arranged side by side. The connector 100 includes a cover 10 received in the recess 144. A circular hole 1441 is defined in each of the two sides of the recessed portion 144. The cover plate 10 is provided with a pair of holding posts 101 respectively held in the circular hole 1441. In addition, the front end of the cover plate 10 is recessed rearwardly with an opening 102 corresponding to the slot 142.

The metal connector 40 is provided with a connecting portion 400 that is in contact with the spring 4 and an elastic contact piece 405 that is in contact with the upper casing 71. The connecting portion 400 covers the spring 4 and includes a top wall 401 above the spring 4 , a side wall 402 extending downward from both sides of the top wall 401 , and a downward extending from the rear end of the top wall 401 and abutting against the abutting portion 146 . Upper rear wall 403. The contact piece 405 is integrally stamped from the top wall 401, and the contact piece 405 extends rearward and is formed to be inclined upward. The two side walls 402 are fixed in the slot 142 of the insulative housing 1 and the opening 102 of the cover 10 so that the metal connector 40 is better fixed to the insulative housing 1. The rear wall 403 is provided with a through hole 4031 through which the positioning post 1421 passes, and the rear end of the spring 4 abuts against the rear wall 403 to be in contact with the connecting portion 400. The metal connecting member 40 is in contact with the spring 4 and the upper casing 71, respectively, so that the spring 4 is electrically connected to the upper casing 71. The static electricity generated on the spring 4 can be conducted to the upper casing 71 through the metal connecting member 40 and discharged to achieve grounding. Efficacy, thereby eliminating the need for the spring 4 to dry when transmitting signals to the connector 100 Disturb.

The arrangement of the conductive terminals 2 conforms to the USB 3.0 transmission standard and includes a first terminal 21 and a second terminal 22. The first terminal 21 includes a flat first contact portion 211 disposed in front of the terminal slot 148 and a first tail portion 212 disposed in the rear terminal receiving groove 131 of the insulative housing 1 to be electrically connected to the cable 9 . The second terminal 22 is retained in the base 5 and includes an elastic second contact portion 221 extending into the terminal slot 148 of the tongue plate 14, a second tail portion 223 electrically connected to the cable 10, and a second contact connection. The second holding portion 222 of the second portion 223 and the second portion 223. The first contact portion 211 and the second contact portion 221 are co-located under the tongue plate 14 and form two rows spaced apart from each other. The optical fiber device 3 is spaced apart from the first contact portion 211 and the second contact portion 221 in the vertical direction of the insulative housing 1 . The base body 5 is formed in a rectangular block shape and is provided with a plurality of terminal receiving holes 51 penetrating the base body 5 in the front-rear direction. The second holding portion 222 is retained in the terminal receiving hole 51 of the base 5 . The positioning block 6 protrudes into the rear end of the terminal receiving hole 51 to firmly fix the second terminal 22 in the insulative housing 1 . The second terminal 22 can also be embedded in the base body 5 and then assembled to the insulative housing 1 together with the base body 5.

Referring to the first to fifth figures, the optical fiber device 3 is slidable in the front-rear direction on the insulative housing 1, and includes a base 30 that slides in the front-rear direction in the receiving groove 141 of the insulative housing 1 and is mounted on the base. 30 on the fiber 35. The front end of the base 30 is provided with a V-shaped groove 31 which is matched with the stopper block 145 and has a front width and a rear narrow. The susceptor 30 is respectively provided with a pair of lenses 32 on the left and right sides of the V-shaped groove 31. The optical fibers 35 are mounted at the rear end of the lens 32 and optically coupled with the lens 32 to provide high-speed optical signal transmission. The base 30 is provided with a positioning hole 34 on the outer side of each pair of lenses 32 to be in contact with the cylinder on the mating connector (not shown), so that the plug connector is completely aligned with the center line of the socket connector. Ensure the quality of optical signal transmission. The rear end of the base 30 is provided with a rearward protruding The front end of the spring 4 is fixed on the stud 36. The post 36 extends toward the positioning post 1421 to clamp the spring 4 between the insulating body 1 and the base 30 to push the base 30 forward. .

The optical fibers 35 of the connector 100 of the present invention are respectively accommodated in the first recess 143 and do not move along the lateral direction of the insulative housing 1 , so that the base 30 can be effectively pinned to prevent the base 30 from excessively moving along the lateral direction of the insulative housing 1 . When the optical fiber device 3 on the connector 100 of the present invention is mated with the optical fiber device (not shown) on the docking connector, it can be aligned with each other in the front-rear direction to ensure reliable connection with the optical fiber device on the docking connector. After the optical fiber 35 is mounted on the insulative housing 1, the cover plate 10 is fixed in the recessed portion 144 to restrain the optical fiber 35 from being restrained in the first recess 143, which can effectively prevent the optical fiber 35 from moving downward in the front-rear direction. Lift up. In addition, the optical fiber 35 passes forward through the slot 1442 wider than the first recess 143 to be mounted on the base 30, and passes backward through the second recess 140 wider than the first recess 143 to connect with the optical cable. The slot 1442 and the second recess 140 provide space for the front end and the rear end of the optical fiber 35 to contract or stretch.

The lower case 71 is combined with the upper case 72 to wrap the insulative body 1 therein to provide a good masking effect. The lower case 71 covers the tongue 14 of the insulative housing 1 and is integrally stamped downward to form a projection 75 that abuts against the fiber optic device 3.

When the plug connector 100 of the present invention is inserted into a docking receptacle connector with a corresponding fiber optic device, the locating holes 34 in the fiber optic device 3 of the plug connector 100 mate with the posts on the fiber optic device of the corresponding mating receptacle connector, When the length of the positioning hole 34 is inconsistent with the cylinder, the optical fiber device 3 of the plug connector 100 can be adjusted to slide in the front-rear direction under the force of the spring 4, so that the optical fiber device 3 on the plug connector 100 and the corresponding The fiber optic device on the socket connector is flexible and reliable.

When the plug connector 100 is pulled out, the base 30 slides forward under the force of the spring 4, At this time, the blocking block 145 is abutted in the V-shaped groove 31 at the front end of the base 30. On the one hand, the blocking block 145 is located at the front end of the optical fiber device 3 to prevent the optical fiber device 3 from sliding forward out of the receiving groove 141. The stopper 145 is engaged with the V-shaped groove 31 on the optical fiber device 3 to prevent the optical fiber device 3 from shaking in the lateral direction of the insulating body 1. The front end of the base 30 abuts against the protrusion 75 provided on the front end of the upper casing 71. The front end of the base 30 abuts against the protrusion 147 provided at the front end of the tongue plate 14, thereby resisting the base 30. Both the upper bump 147 and the protrusion 75 can prevent the base 30 from shaking in the up and down direction. In summary, the stop block 144, the bump 147 and the protrusion 75 can form abutting against the optical fiber device 3 The member thus prevents the fiber optic device 3 from swaying in a direction perpendicular to the front-rear direction, thereby better restoring the fiber optic device 3 to the original state, thereby facilitating the plug connector to be reinserted into the receptacle connector.

The connector 100 disclosed in the above figures is a plug connector. In other embodiments of the present invention, the connector 100 may also be a socket connector.

6 to 9 show a connector 100' according to a second embodiment of the present invention, which differs from the first embodiment only in the structure of the metal connector 40', which is provided with The connecting portion 400' where the spring 4' contacts and the flat contact piece 405' which is in contact with the lower case 71'. The connecting portion 400 ′ is vertically extending in a flat shape and is abutted against the abutting portion 146 ′. The connecting portion 400 ′ is provided with a through hole 4031 ′ through which the positioning post 1421 ′ passes. The recessed portion 144' is provided with a retaining groove 1422' at the rear end of the slot 142'. The connecting portion 400' is retained in the retaining slot 1422', and the rear end of the spring 4' abuts against the connecting portion 400'. The contact piece 405' is formed to extend horizontally rearward from the upper end of the connecting portion 400', and the flat contact piece 405' can increase the contact area with the lower case 71', thereby increasing contact reliability.

10 to 12 show a connector 100" of a third embodiment of the present invention, The main difference from the first embodiment is only that the structure of the metal connector 40" is different. The metal connector 40" of this embodiment is integrally formed from the rear end of the spring 4", the metal connector 40" and the spring 4" The one-piece molding eliminates the need to separately mold the metal connector 40", and saves the component assembly program, thereby reducing production costs.

In addition, in other embodiments of the present invention, the spring 4 may be another elastic element such as a torsion spring or a plate-shaped elastic piece.

In summary, this creation has indeed met the requirements of the invention patent, and filed a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or changes in accordance with the spirit of the present invention. It should be covered by the following patent application.

1‧‧‧Insulating body

14‧‧‧ tongue plate

1421‧‧‧Positioning column

145‧‧ ‧ block

146‧‧‧Resistance Department

22‧‧‧second terminal

30‧‧‧Base

36‧‧‧Bump

4‧‧‧ Spring

400‧‧‧Connecting Department

405‧‧‧Contact film

71‧‧‧lower shell

75‧‧‧ bumps

72‧‧‧Upper shell

8‧‧‧Outer insulation

Claims (35)

A connector includes: an insulative housing; the insulative housing is provided with a receiving slot; the conductive terminal is fixed on the insulative housing; and the optical fiber device is configured to transmit and receive the optical signal in the receiving slot, the optical fiber device The pedestal includes an optical fiber mounted on the pedestal, and the pedestal is provided with a lens optically coupled to the optical fiber and a positioning hole on both sides of the lens; the elastic component is disposed on the insulating body, and the optical fiber device can be The elastic member slides in the front and rear direction in the receiving groove, the elastic member abuts against the rear end of the base; the shielding shell covers the insulating body; and the metal connecting member, the elastic member and the shielding shell The bodies are electrically connected by metal connectors. The connector of claim 1, wherein the metal connector comprises a connecting portion in contact with the elastic member and a resilient contact piece extending integrally from the connecting portion and contacting the shielding case. The connector of claim 2, wherein the insulative housing is provided with a slot behind the receiving slot and receiving the elastic member, the connecting portion enclosing the elastic member and including a top wall above the elastic member And extending downward from both sides of the top wall and holding the side walls in the slot. The connector of claim 3, wherein the elastic contact piece is integrally stamped from the top wall and extends obliquely upward. The connector of claim 3, wherein the insulating body is provided with a resisting portion at the rear of the slot, the connecting portion further comprising a downward extending from the rear end of the top wall and abutting against the resisting portion. On the upper rear wall, the rear end of the elastic member abuts against the rear wall. The connector of claim 5, wherein the abutting portion is integrally extended forward. The positioning post is inserted into the slot, and the rear wall is provided with a through hole for the positioning post to pass through, and the elastic component is fixed on the positioning post. The connector of claim 1, wherein the metal connector comprises a flat connecting portion extending in a vertical direction and a flat contact piece extending rearward from a top end of the connecting portion and contacting the shielding case. The connector of claim 7, wherein the insulative housing is provided with a retaining groove behind the elastic member and holding the connecting portion, and the elastic member abuts against the connecting portion. The connector of claim 1, wherein the metal connector is integrally formed from the elastic member. The connector of claim 1, wherein the insulative housing comprises a main body portion and a tongue extending forward from the main body portion, the receiving groove being recessed downward from above the tongue plate. The connector of claim 10, wherein the arrangement of the conductive terminals conforms to the USB 3.0 transmission standard, and includes a first terminal and a second terminal, the first terminal including a flat plate located below the tongue plate a first contact portion, the second terminal including an elastic second contact portion located below the tongue plate and behind the first contact portion. The connector of claim 11, wherein the rear end of the base is provided with a rearwardly projecting stud, and the front end of the elastic member is fixed to the stud. The connector of claim 11, wherein the front end of the base is provided with a front wide and a narrow V-shaped groove, and the front end of the insulating body extends upwardly with a front wide and a narrow V-shaped stop block. The blocking block abuts in the V-shaped groove rearward and in the left-right direction. The connector of claim 1, wherein the elastic member is a spring. A connector includes: a main body portion and a tongue extending forward from a front end of the main body portion, wherein the tongue plate is provided with a receiving groove and a groove behind the receiving groove, the tongue plate a terminal slot is provided below; The conductive terminal is received in the terminal slot; the optical fiber device includes a base received in the receiving groove and an optical fiber disposed on the base, wherein the base is provided with a lens optically coupled with the optical fiber; and the elastic component is The metal housing is received in the slot and forwardly abuts the base; the shielding housing covers the tongue of the insulating body; and the metal connector is in contact with the elastic component and the shielding shell. The connector of claim 15, wherein the metal connector comprises a connection portion in contact with the elastic member and a resilient contact piece extending integrally from the connection portion and in contact with the shield case. The connector of claim 16, wherein the insulating body is provided with a resisting portion behind the slot, the connecting portion covering the elastic member and including a top wall and a top wall above the elastic member The side walls extending downwardly on both sides and the rear wall extending downward from the rear end of the top wall and abutting against the abutting portion, the rear end of the elastic member abuts against the rear wall. The connector of claim 17, wherein the elastic contact piece is integrally stamped from the top wall and extends obliquely upward. The connector of claim 17, wherein the abutting portion is provided with a positioning post integrally protruding into the slot, and the rear wall is provided with a through hole for the positioning post to pass through. The elastic member is fixed to the positioning post. The connector of claim 15, wherein the metal connector comprises a flat connecting portion extending in a vertical direction and a flat contact piece extending rearward from a top end of the connecting portion and contacting the shielding case. The connector of claim 20, wherein the insulative housing is provided with a retaining groove behind the elastic member and holding the connecting portion, and the elastic member abuts against the connecting portion. The connector of claim 15, wherein the metal connector is a self-elastic member Integrated extension. The connector of claim 15, wherein the arrangement of the conductive terminals conforms to the USB 3.0 transmission standard. The connector of claim 15, wherein the rear end of the base is provided with a post projecting rearward, and the front end of the elastic member is fixed to the stud. The connector of claim 15, wherein the front end of the base is provided with a front wide and a narrow V-shaped groove, and the front end of the tongue extends upwardly with a front wide and a narrow V-shaped stop block. The blocking block abuts in the V-shaped groove rearward and in the left-right direction. The connector of claim 15, wherein the elastic member is a spring. A connector is a USB plug connector, comprising: an insulative housing, comprising a main body portion and a tongue extending forward from a front end of the main body portion, wherein the tongue plate is provided with a receiving groove above the tongue plate a terminal slot; a USB conductive terminal is received in the terminal slot; the optical fiber device is received in the receiving slot and provided with an optical fiber; the cable is electrically connected to the USB conductive terminal; and the elastic component, the optical fiber device can be Sliding in the front-rear direction in the receiving groove under the abutment of the elastic member; the shielding shell covers the tongue of the insulating body; the metal connecting member, the elastic connecting member and the shielding shell are electrically connected by the metal connecting member The connection and the outer insulation layer cover the rear end of the shielding case. The connector of claim 27, wherein the metal connector comprises a connection portion in contact with the elastic member and a resilient contact piece extending integrally from the connection portion and in contact with the shield case. The connector of claim 28, wherein the insulating body is provided with a receiving body A slotting of the elastic member is disposed behind the slot, and the insulating body is provided with a resisting portion at a rear of the slot, the connecting portion includes a top wall above the elastic element, a sidewall extending downward from both sides of the top wall, and A rear end of the elastic member extends rearwardly against the rear wall from a rear wall extending downward from the rear end wall and abutting against the abutting portion. The connector of claim 29, wherein the elastic contact piece is integrally stamped from the top wall and extends obliquely upward. The connector of claim 29, wherein the abutting portion is provided with a positioning post that protrudes integrally into the slot, and the rear wall is provided with a through hole through which the positioning post can pass. The elastic member is fixed to the positioning post. The connector of claim 27, wherein the metal connector comprises a flat connecting portion extending in a vertical direction and a flat contact piece extending rearward from a top end of the connecting portion and contacting the shielding case. The connector of claim 32, wherein the insulative housing is provided with a retaining groove behind the elastic member and holding the connecting portion, and the elastic member abuts against the connecting portion. The connector of claim 27, wherein the metal connector is integrally formed from the elastic member. The connector of claim 27, wherein the elastic member is a spring.