TWI420765B - Connector - Google Patents

Description

Connector

This creation relates to a connector that transmits 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. At present, a USB connector that can transmit optical signals to further increase the transmission rate has been developed, and the connector usually includes insulation. a body, a conductive terminal fixed to the insulative housing, and a fiber optic device for optical transmission. The insulative housing is provided with a receiving slot, and the optical fiber device can slide in the front and rear direction in the receiving slot, so that the optical fiber device can be backward in the receiving slot when the USB connector is opposite to the mating connector with the optical fiber device. Sliding, when the USB connector is not docked with the mating connector, the fiber optic device slides forward to restore the original shape to facilitate docking again. However, after the optical fiber device slides in the receiving slot, it is inevitably skewed in the up and down direction or the front and rear direction. Which is not conducive to this The fiber optic device is interfaced with the fiber optic device on the docking connector.

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

In view of the above, the purpose of this creation is to provide a connector that prevents the fiber optic device from shaking.

The purpose of the present invention is achieved by the following technical solution: a connector comprising an insulating body, a conductive terminal held on the insulating body, a casing covering the insulating body, and a fiber device for optical transmission, the insulating body The main body portion and the tongue plate protruding from the main body portion, the insulating body is provided with a receiving groove, the optical fiber device can slide in the front and rear direction in the receiving groove, and the connector further comprises protruding into the receiving groove and reaching A fiber optic device is held to prevent the fiber optic device from oscillating against the member in a direction perpendicular to the front and rear direction.

The purpose of the present invention can also be achieved by the following technical solution: a connector comprising an insulating body, a conductive terminal held on the insulating body, and a fiber device for optical transmission and a body portion and a tongue plate covering the insulating body The outer casing includes a main body portion and a tongue plate projecting forwardly from the main body portion, the tongue plate is provided with a receiving groove, and the optical fiber device is slidable in the front and rear direction in the receiving groove, the tongue front end A resisting member projecting into the receiving groove and abutting against the optical fiber device to prevent the optical fiber device from swaying in a direction perpendicular to the front-rear direction is provided.

The purpose of the present invention can also be achieved by the following technical solution: a connector comprising an insulating body, a conductive terminal held on the insulating body, a fiber device for optical transmission, and a casing covering the insulating body, the insulating body There is a storage slot. The optical fiber device is slidable in the front and rear direction in the receiving groove, and the outer casing is provided with a protrusion that protrudes into the receiving groove and abuts against the optical fiber device to prevent the optical fiber device from shaking in the up and down direction.

The purpose of the present invention can also be achieved by the following technical solution: a connector comprising an insulative housing, a conductive terminal held on the insulative housing, an outer casing covering the insulative housing, and a fiber optic device for optical transmission, the insulative body The main body portion and the tongue plate protruding from the main body portion, the insulating body is provided with a receiving groove, the optical fiber device includes a base slidable in the front and rear direction in the receiving groove, and an optical fiber disposed on the base, The connector also includes a resisting member that projects into the receiving slot and abuts the base to prevent the base from swaying in a direction perpendicular to the front and rear.

Compared with the prior art, the resisting member is resisted on the optical fiber device, and the optical fiber device can be prevented from swaying in a direction perpendicular to the front-rear direction, so that the optical fiber device can be better maintained in the original state, and the optical fiber device and the docking are facilitated. The corresponding fiber optic devices on the connector are docked.

100‧‧‧Connector

1‧‧‧Insulating body

11‧‧‧ Main body

111‧‧‧ positioning slot

112‧‧‧First holding slot

113‧‧‧ Groove

12, 12'‧‧ ‧ tongue

121‧‧‧ receiving trough

122‧‧‧ slotting

123‧‧‧ Slider

124, 124'‧‧‧ block

126, 126'‧‧‧ bumps

1261‧‧‧ upper surface

1262‧‧‧Slope

127‧‧‧First terminal slot

128‧‧‧Second terminal slot

129'‧‧‧ card block

1292'‧‧‧Bevel

2‧‧‧Electrical terminals

21‧‧‧First terminal

211‧‧‧ first contact

212‧‧‧First Holding Department

213‧‧‧First tail

22‧‧‧second terminal

221‧‧‧Second contact

222‧‧‧Second holding unit

223‧‧‧second tail

3, 3'‧‧‧ fiber optic installation

31‧‧‧Chute

32‧‧‧V-groove

33‧‧‧ lens

34‧‧‧Positioning holes

35‧‧‧Fiber

36‧‧‧Bump

4‧‧‧ Spring

5‧‧‧

6‧‧‧ Positioning block

7, 7'‧‧‧ shell

71‧‧‧ top wall

72‧‧‧ side wall

73‧‧‧ bottom wall

75‧‧‧ bumps

751‧‧‧ lower surface

752‧‧‧Slope

8‧‧‧ lower shell

9‧‧‧Outer insulation

10‧‧‧ Cable

1221‧‧‧Positioning column

30, 30' ‧ ‧ pedestal

The first picture is a three-dimensional combination of the author of the creation.

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

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 authoring connector.

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

The sixth drawing is a cross-sectional view taken along line IV-IV in the first drawing.

The seventh figure is a perspective assembled view of another embodiment of the present authoring connector.

The eighth figure is a partial three-dimensional combination diagram in the seventh figure.

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

The tenth drawing is a cross-sectional view taken along line X-X in the seventh drawing.

As shown in the first to third embodiments, the preferred embodiment of the present invention is a plug connector including an insulative housing 1 and a plurality of conductive terminals 2 mounted on the insulative housing 1 and disposed on the insulative housing. The optical fiber device 3 on the first side, the spring 4 sandwiched between the insulating body 1 and the optical fiber device 3, the seat body 5 fixed on the insulating body 1, the positioning block 6 matched with the seat body 5, and the insulating body 1 The outer casing 7 and the upper casing 8, an insulating layer 9 surrounding the outer periphery of the outer casing 7 and the upper casing 8, and a cable 10 electrically connected to the conductive terminal 2.

Referring to FIGS. 6 to 6 , the insulative housing 1 includes a main body portion 11 and a tongue plate 12 extending forward from the front end of the main body portion 11 . A pair of positioning slots 111 extending through the main body portion 11 and the tongue plate 12 are disposed above the insulative housing 1. The upper rear end of the main body portion 11 is provided with a plurality of first holding slots 112, and the bottom portion of the main body portion 11 is provided with a recess 113. The body 5 is fixed in the recess 113. A receiving slot 121 and a slot 122 extending behind the receiving slot 121 and extending through the receiving slot 121 are disposed above the tongue plate 12. The insulating body 1 is provided with a positioning post 1221 protruding forwardly in the slot 122, and the spring 4 The positioning post 1221 is received in the slot 4, and the positioning post 1221 is received in the spring 4. The tongue plate 12 is provided with a pair of sliders 123 extending in the front-rear direction in the receiving slot 121. The front end of the tongue plate 12 extends upward to form a front width. a substantially V-shaped stop block 124. The tongue plate 12 defines an upwardly convex protrusion 126 on the left and right sides of the block block 124. An upper surface 1261 is disposed above the protrusion 126. And a slope 1262 extending rearward from the rear end of the upper surface 1261 and inclined downward, the slope 1262 guiding the base 30 to slide forward. In the embodiment, the base 30 is abutted on the slope 1262 of the protrusion 126. In other embodiments of the present invention, the base 30 can also slide against the upper surface 1261 of the bump 126 after sliding along the slope 1262. A row of first terminal slots 127 and a second row of terminal slots 128 at the rear end of the first terminal slot 127 are disposed below the tongue plate 12.

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 and a first tail portion electrically connected to the cable 10. 213 and a first holding portion 212 connecting the first contact portion 211 and the first tail portion 213. The second terminal 22 includes an elastic second contact portion 221 , a second tail portion 223 electrically connected to the cable 10 , and a second holding portion 222 connecting the second contact portion 221 and the second tail portion 223 . The first contact portion 211 is received in the first terminal slot 127, and the second contact portion 221 is received in the second terminal slot 128 such that the first contact portion 211 and the second contact portion 221 are co-located under the tongue plate 12 and Two rows of front and rear rows are formed. The first retaining portion 212 is retained in the main body portion 11 of the insulative housing 1. The second retaining portion 222 is retained in the base 5, and the positioning block 6 cooperates with the base 5 to enable the second portion. The terminal 22 is better secured within the insulative housing 1. In other embodiments, the first terminal 21 can be embedded in the insulative housing 1 , and the second terminal 22 can be embedded in the base 5 and then assembled to the insulative housing 1 together with the base 5 .

As shown in the first to sixth embodiments, the optical fiber device 3 is slidably received in the receiving slot 121 of the insulative housing 1 and includes a base 30 and an optical fiber 35 mounted on the base 30. The sliding groove 31 is matched with the slider 123, so that the base 30 is better slid in the receiving groove 121, and the front end of the base 30 is provided with the gear. The stop block 124 is mated and has a front wide and a narrow V-shaped groove 32. The susceptor 30 is provided with a lens 33 on the left and right sides of the V-shaped groove 32, and an optical fiber 35 mounted at the rear end of the lens 33 and optically coupled to the lens 33 to provide high-speed optical signal transmission. Although only two lenses 33 are shown in the drawings, in other embodiments, the susceptor 30 may be provided with a pair of lenses 33 or more lenses 33 on the left and right sides of the V-shaped grooves 32, respectively. The base 30 is provided with positioning holes 34 on both sides of the two lenses 33 to be in contact with the posts on the mating connector, so that the plug connector is completely aligned with the center line of the socket connector, ensuring the quality of optical signal transmission. The rear end of the base 30 is provided with a rearwardly projecting stud 36. The stud 36 is received in the spring 4. Therefore, the spring 4 is clamped between the insulative housing 1 and the base 30 to push the optical fiber device 3 forward. slide.

The outer casing 7 and the upper casing 8 together cover the insulative body 1 to provide a good masking effect. The outer casing 7 includes a top wall 71 above the wrapper 12, a bottom wall 73 opposite the top wall 71, and two side walls 72 connecting the top wall 71 and the bottom wall 73. The front end of the top wall 71 is integrally stamped downwardly to form a protrusion 75 that is received above the fiber optic device 3. The lower surface of the protrusion 75 is provided with a lower surface 751 and a slope 752 extending rearward from the rear end of the lower surface 751 and inclined upward. The slope 752 can guide the base 30 to slide forward. In the embodiment, the base 30 abuts on the slope 752 of the protrusion 75. In other embodiments of the present invention, the base 30 can also follow the slope. The 752 is resisted against the upper surface 751 of the projection 75.

When the plug connector is inserted into the docking receptacle connector with the corresponding fiber optic device (not shown), the fiber optic device 3 can slide rearwardly within the receiving slot 121. When the plug connector is pulled out, the base 30 slides forward under the force of the spring 4. At this time, the stop block 124 abuts against the V-shaped groove 32 at the front end of the base 30. On the one hand, the stop block 124 The front end of the optical fiber device 3 prevents the optical fiber device 3 from sliding forward out of the receiving slot 121. On the other hand, the blocking The block 124 cooperates with the V-shaped groove 32 on the optical fiber device 3 to prevent the optical fiber device 3 from shaking in the left-right direction. The front end of the base 30 abuts on the inclined surface 752 of the protrusion 75 provided on the front end of the outer casing 7, and the front end of the base 30 abuts against the inclined surface 1262 of the protrusion 126 provided at the front end of the tongue plate 12, thereby resisting Both the bumps 126 and the projections 75 on the base 30 prevent the base 30 from shaking in the up and down direction. In summary, the blocking block 124, the bump 126 and the protrusion 75 can form a resisting member against the optical fiber device 3 to prevent the optical fiber device 3 from shaking in a direction perpendicular to the front-rear direction, and the optical fiber device 3 is Better return to the original state without offset during the docking process, so that when the plug connector is reinserted into the receptacle connector, the fiber optic device 3 on the plug connector is accurately docked with the corresponding fiber optic device on the receptacle connector .

7 to 11 are views showing a second embodiment of the present invention, and the main difference between the plug connector of the second embodiment and the plug connector of the first embodiment is that the housing 7' of the second embodiment is The protrusion 75 is not provided, and after the upward direction of the stopper block 124', a block 129' that abuts against the base 30' is protruded, and a lower side of the block 129' is inclined downwardly and inclined upward. 1292 ′, the inclined surface 1292 ′ can guide the base 30 ′ to slide forward. In the embodiment, the pedestal 30 ′ is abutted on the inclined surface 1292 ′ of the block 129 ′. In other embodiments of the present invention, The base 30' can also slide along the slope 1292' to resist the upper surface of the block 129'. The front end of the base 30' abuts against the block 129', and the lower portion abuts against the bump 126' of the tongue 12'. Therefore, the block 129' and the bump 126' on the tongue 12' can prevent the fiber optic device 3' from shaking in the up and down direction.

In addition, in other embodiments, the tongue plate 12 of the insulative housing 1 may be formed on the left and right sides of the receiving groove 121 to protrude into the receiving groove 121 and abut against the base 30. The pressing block has a slope extending downward and inclined upwardly under the pressing block, and the base 30 can abut the upper surface or the inclined surface of the pressing block, thereby preventing the optical fiber device 3 from shaking in the up and down direction.

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

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.

12‧‧ ‧ tongue

126‧‧‧Bumps

1261‧‧‧ upper surface

1262‧‧‧Slope

221‧‧‧Second contact

3‧‧‧Fiber optic devices

4‧‧‧ Spring

7‧‧‧ Shell

71‧‧‧ top wall

Claims (38)

A connector includes: an insulative housing; and a receiving groove; the insulative housing includes a main body portion and a tongue protruding from the main body; the conductive terminal is fixed on the insulating body; and the optical fiber device is used for optical Transmitting and sliding in the front-rear direction in the receiving groove of the insulating body; the outer casing is covering the insulating body; and the resisting member protrudes into the receiving groove and abuts the optical fiber device to prevent the optical fiber device from being perpendicular to the front and rear Shake in the direction. The connector of claim 1, wherein the receiving groove is disposed above the tongue plate, and the front end of the tongue plate is provided with a protrusion protruding upwardly and abutting against the lower portion of the fiber device, and the upper portion of the fiber device is abutted. Hold on the outer casing. The connector of claim 2, wherein a plurality of inclined faces extending rearward and inclined downward are disposed above the bump, and the optical fiber device is abutted on the inclined surface of the bump. The connector of claim 1, wherein the outer casing comprises a top wall above the tongue plate, a side wall extending downward from both sides of the top wall, and a bottom wall opposite the top wall, the top wall front end The protrusion is formed integrally and pressed downwardly against the upper surface of the optical fiber device, and the lower side of the optical fiber device is abutted on the insulating body to prevent the optical fiber device from shaking in the up and down direction. The connector of claim 4, wherein the protrusion is provided below the protrusion The beveled surface extends rearwardly and upwardly, and the fiber optic device abuts against the slope of the projection. The connector of claim 1, wherein the V-shaped groove of the optical fiber device is located at an intermediate position of the optical fiber device, and the V-shaped stop block is located at an intermediate position of the insulating body. The connector of claim 6, wherein the blocking block is provided with a block protruding rearwardly and abutting against the optical fiber device, and the lower side of the optical fiber device is pressed against the insulating body to prevent the optical fiber. The device is shaken in the up and down direction. The connector of claim 7, wherein a lower side of the block is provided with a slope extending rearwardly and upwardly, and the fiber optic device is abutted on the slope of the block. The connector of claim 1, wherein the insulating body is provided with a slider extending in the front-rear direction in the receiving groove, and the optical fiber device is provided with a sliding slot that can slide on the slider. The connector of claim 1, wherein the insulative housing further has a slot extending through the receiving slot behind the receiving slot, the connector further comprising the slot in the slot and being clamped in the fiber optic device a spring between the insulative bodies. The connector of claim 2, 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 under the tongue plate a first contact portion, the second terminal including an elastic second contact portion located below the tongue plate and located behind the first contact portion. The connector of claim 1, wherein the fiber optic device comprises a base and an optical fiber mounted on the base, the base being provided with a lens optically coupled to the optical fiber and positioning on both sides of the lens a hole, the V-shaped groove is disposed on the base. The connector of claim 1, wherein the upper and lower sides of the insulating body receiving groove are provided with a pressing block extending into the receiving groove to resist the upper portion of the optical fiber device, and the optical fiber device is clamped. Between the pressing block and the insulating body to prevent the fiber device from shaking in the vertical direction. The connector of any one of claims 1 to 13, wherein the connector is a plug connector, further comprising a cable electrically connected to the conductive terminal and located at a rear end of the plug connector Outside insulation layer. A connector comprising: a main body portion and a tongue plate projecting forwardly from the main body portion, wherein the tongue plate is provided with a receiving groove; the conductive terminal is fixed on the insulating body and is disposed on the tongue a contact portion under the board; a fiber optic device for optical transmission, and slidable in a front-rear direction in the receiving groove of the insulative housing; and an outer casing covering the main body portion and the tongue plate of the insulative housing; wherein the tongue plate The front end is provided with a resisting member that protrudes into the receiving groove and abuts against the optical fiber device to prevent the optical fiber device from swaying in a direction perpendicular to the front-rear direction. The connector of claim 15 wherein the abutment member comprises a projection projecting upwardly from the front end of the tongue and abutting against the underside of the fiber optic device. The connector of claim 16, wherein the bump is provided with a slope extending rearwardly and downwardly, and the fiber optic device is abutted on the slope of the bump. The connector of claim 15 wherein the front end of the fiber optic device is provided with a front wide and a narrow V-shaped groove, the abutting member comprising an upwardly extending front end of the tongue and a front width and a narrow front a V-shaped stop block that abuts against the V-shaped groove to prevent The fiber optic device is shaken in the left and right direction. The connector of claim 18, wherein the abutting member further comprises a block projecting from the upper direction of the blocking block and abutting against the upper portion of the optical fiber device to prevent the optical fiber device from shaking in the up and down direction. The connector of claim 19, wherein a lower side of the block is provided with a slope extending rearwardly and upwardly, and the fiber optic device is abutted on the slope of the block. The connector of claim 15, wherein the tongue plate is provided with a slider extending in the front-rear direction in the receiving groove, and the optical fiber device is provided with a sliding slot that can slide on the slider. The connector of claim 15 , wherein the tongue plate further has a slot extending through the receiving slot behind the receiving slot, the connector further comprising being received in the slot and abutting against the fiber optic device At the end of the spring, the fiber end of the fiber device is provided with a stud that cooperates with the spring. The connector of claim 15, wherein the fiber optic device comprises a base and an optical fiber mounted on the base, the base being provided with a lens optically coupled to the optical fiber and positioning on both sides of the lens a hole, the abutting member abuts against the base. A connector includes: an insulating body provided with a receiving groove; a conductive terminal fixed on the insulating body; and an optical fiber device for optical transmission, the optical fiber device comprising a base and an optical fiber disposed on the base The pedestal is provided with a lens optically coupled to the optical fiber, the pedestal is slidable in the front and rear direction in the receiving groove of the insulating body, and the outer casing is covered with the insulating body, and the outer casing is provided with the protruding and receiving In the tank and resist the base The seat is a protrusion that prevents the base from shaking in the up and down direction. The connector of claim 24, wherein the insulative housing comprises a main body portion and a tongue plate projecting forwardly from the main body portion, the receiving groove is disposed above the tongue plate, and the front end of the tongue plate is provided upward A protrusion that protrudes into the receiving groove and abuts against the bottom of the base to prevent the base from rocking in the up and down direction. The connector of claim 25, wherein the bump is provided with a slope extending rearwardly and downwardly, and the base abuts against the slope of the bump. The connector of claim 25, wherein the outer casing comprises a top wall above the tongue plate, a side wall extending downward from both sides of the top wall, and a bottom wall opposite to the top wall, the raised system The front end of the top wall of the outer casing is integrally stamped downwardly and abuts against the base. The connector of claim 27, wherein a lower surface of the protrusion is provided with a slope extending rearward and inclined upward, and the base abuts against the inclined surface of the protrusion. A connector is a USB plug connector, comprising: an insulative housing, comprising a main body portion and a tongue plate protruding from the main body portion, wherein the tongue plate is provided with a receiving groove and a middle position at the front end of the receiving groove and the front width a narrow V-shaped stop block; a USB conductive terminal is fixed on the insulative housing; a cable is electrically connected to the USB conductive terminal; a fiber optic device is used for optical transmission, and the optical fiber device includes a receiving slot a pedestal that slides in the front-rear direction and an optical fiber disposed on the pedestal, wherein the pedestal is provided with a lens optically coupled to the optical fiber, and the front end of the pedestal is provided with a front wide and a narrow V-shaped groove. The V-shaped stop block abuts in the V-shaped groove; The outer casing is covered with an insulating body. The connector of claim 29, wherein the front end of the tongue plate is provided with a protrusion that protrudes upward and abuts against the bottom of the base, and the upper portion of the base abuts against the outer casing. The connector of claim 30, wherein the protrusion is provided with a slope extending rearward and inclined downward, and the base abuts on the slope of the protrusion. The connector of claim 29, wherein the outer casing comprises a top wall above the tongue plate, a side wall extending downward from both sides of the top wall, and a bottom wall opposite the top wall, the top wall front end The protrusion is formed integrally and pressed downwardly against the base, and the bottom of the base is pressed against the insulating body to prevent the base from shaking in the up and down direction. The connector of claim 32, wherein a lower side of the protrusion is provided with a slope extending rearwardly and upwardly, and the base abuts against the inclined surface of the protrusion. The connector of claim 29, wherein the USB conductive terminal is a USB 3.0 terminal, comprising a first terminal and a second terminal, the first terminal comprising a flat shape under the tongue plate The contact portion, the second terminal includes an elastic second contact portion located below the tongue plate and located behind the first contact portion. The connector of claim 34, wherein the block is provided with a block protruding rearwardly and abutting against the base, and the bottom of the base abuts against the insulating body to prevent the base. The seat is shaking in the up and down direction. The connector of claim 35, wherein a lower side of the block is provided with a slope extending rearwardly and upwardly, and the base abuts against the slope of the block. The connector of claim 29, wherein the insulating body is received Upper and lower sides of the groove are provided with a pressing block extending into the receiving groove to abut against the optical fiber device, and the base is clamped between the pressing block and the insulating body to prevent the base from shaking in the up and down direction. The connector of claim 29, wherein the base is provided with positioning holes recessed from the front end to the rear sides of the lens.