TWM509352U - Optical fibre connector - Google Patents

Description

The optical fiber connector

This work is about a fiber optic connector, especially a fiber optic connector that can be used with different sizes of fiber optic lines.

An optical fiber connector is mainly used to connect two optical fibers or optical cables to form a continuous optical path, and a reusable passive optical device, also referred to as a light passive component. In other words, the optical passive component refers to a device that does not undergo photoelectric energy conversion internally during the optical fiber communication to realize its own function. Therefore, optical fiber connectors have been widely used in optical fiber transmission lines, optical fiber distribution frames, and optical fiber testing instruments and meters, and are currently the most used optical passive components.

Optical fiber connectors can be divided into single-mode fiber connectors and multimode fiber connectors according to different transmission media. According to different structures, they can be divided into FC, SC, ST, D4, DIN, Biconic, MU, LC, and MT. Various types. In addition, the number of fiber cores is divided into single core and multicore. Therefore, in many different specifications of the connector, to match the cable of different specifications, causing troubles and inconveniences in the installation of related industries.

Therefore, how to improve the applicability and convenience of the assembly of the optical fiber cable on the optical fiber connector, reduce the cost of replacing different connectors and installations, and reduce the procedures and steps for assembling different optical fiber cables, and become a problem that the relevant industry is eager to improve.

One of the purposes of this creation is to provide a fiber optic connector that can be quickly assembled and adapted to different sizes.

To achieve the above object, the present invention provides a fiber optic connector that connects a fiber optic cable having a protective layer and a core wire. The fiber optic connector includes a housing and a jacket. The outer casing is provided with a core wire jack and an accommodating space communicating with the core wire jack. The sheath is placed in the accommodating space. The sheath comprises a wire slot, a plurality of positioning portions disposed at the bottom of the wire groove, a plurality of guiding portions disposed on the side wall of the wire receiving groove, and a cover connected to one end of the sheath, wherein the cover is rotatably shielded Line slot.

Preferably, the device further includes a pressing member disposed in the positioning slot, the pressing member having a cross bar and a pressing portion connecting the two ends of the cross bar, wherein the outer side of each pressing portion is opposite to the guiding portion The lead portion is also provided with a plurality of limit portions.

Preferably, the wire slot further defines a core area of the core wire and a limiting area for receiving the pressure piece. The protective layer of the fiber line is respectively disposed between the limiting area and the positioning part. The lid further presses the pressure member and shields the upper portion of the limiting area.

Preferably, the cover further comprises a plurality of pointed cones protruding from the mounting groove, and each of the positioning portions is also a pointed cone for piercing the protective layer and positioning the optical fiber.

Preferably, a cover body pivotally connected to the outer casing is further included, and the cover body rotatably covers the jacket in the accommodating space of the outer casing.

The beneficial effect of the creation is that the crimping member can be used to assemble and position the smaller-sized optical fiber cable without correspondingly replacing the optical fiber connector because of assembling different optical fiber wires. In assembling the pressing member, the limiting portion of the side wall of the pressing member cooperates with the guiding portion on the sheath, so that the pressing member is assembled on the sheath, and the positioning of the optical fiber line is faster and more convenient.

100‧‧‧Fiber Optic Connectors

110‧‧‧Shell

120‧‧‧core jack

130‧‧‧ accommodating space

140‧‧‧ pivot

150‧‧‧ cover

152‧‧‧Pivot hole

200‧‧‧ sheath

202‧‧‧ points

204‧‧ ‧ retaining wall

210‧‧‧Rounding trough

212‧‧‧core area

214‧‧‧Limited area

220‧‧‧ Positioning Department

230‧‧‧Guide

240‧‧‧掀盖

242‧‧‧ pointed cone

246‧‧‧ buttonhole

250‧‧‧pressure parts

260‧‧‧cross bar

262‧‧‧First pressure surface

264‧‧‧Second pressure surface

270‧‧‧ Pressure Department

280‧‧‧Limited

300‧‧‧Fiber optic cable

310‧‧‧Protective layer

320‧‧‧core

FIG. 1 is a partially exploded view showing the optical fiber connector and the optical fiber of the present invention.

2 is a perspective view showing the connection of the optical fiber connector of the present invention and the optical fiber.

3 is a partial cross-sectional view showing the optical fiber connector of the present invention in combination with an optical fiber.

4 is another cross-sectional view showing the optical fiber connector and the optical fiber of the present invention.

FIG. 5 is a partially exploded view showing the optical fiber connector, the compression member, and the optical fiber of the present invention.

FIG. 6 is a perspective view showing the crimping member of the present invention connected to the optical fiber and disposed on the sheath.

Figure 7 is a cross-sectional view showing the present invention using a crimping member connected to an optical fiber.

Figure 8 is a cross-sectional view showing the present invention using a crimping member connected to another size of optical fiber.

This creation is a fiber optic connector that can be assembled quickly and for different sizes of fiber optic lines. In other different embodiments, the fiber optic connector can also be used in other connectors of different sizes. The core of the optical fiber line described herein is preferably circular, and the outer core of the core is covered with a shape such as a square shape or a circular shape. Therefore, the diameter of the optical fiber line can be divided into three types: 3 mm, 2.0 mm, and 0.9. . The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

As shown in FIG. 1 to FIG. 4, the present invention provides a fiber optic connector 100 connecting a fiber optic line 300 having a protective layer 310 and a core wire 320. The fiber optic connector 100 includes a housing 110 and a sheath 200. The housing 110 is provided with a core insertion hole 120 and an accommodating space 130 communicating with the core insertion hole 120. The sheath 200 is received in the accommodating space 130. As shown in the figure, this embodiment further includes A cover 150 pivotally connected to the outer casing 110, the cover 150 rotatably encloses the sheath 200 in the accommodating space 130 of the outer casing 110. Further, the outer casing 110 has a pair of pivots 140. The cover 150 has a pair of pivot holes 152 opposite the pair of pivots 140, such that the pivot holes 152 of the cover 150 are pivoted by the pivots 140 of the outer casing 110. The heart rotates to coat and position the sheath 200.

The sheath 200 includes a wire slot 210, a plurality of positioning portions 220 disposed at the bottom of the wire slot 210, a plurality of guiding portions 230 disposed on the sidewall of the wire receiving slot 210, and a cover 240 connected to one end of the sheath 200. The cover 240 rotatably shields the wire slot 210. The cover 240 of the present embodiment further includes a plurality of pointed cones 242 protruding from the mounting slots 210. Each of the positioning portions 220 is also a pointed cone (not labeled) for piercing the protective layer 310 and The fiber optic line 300 is positioned.

In the embodiment shown in FIGS. 1 to 4 , the wire trough 210 further forms a core region 212 opposite to the core wire 320 and a limiting region 214 that communicates with the core region 212 . The protective layer 310 of the optical fiber 300 is disposed between the limiting portion 214 and the positioning portion 220, that is, each positioning portion 220 and each pointed cone 242 are respectively penetrated into the protective layer 310 to position the optical fiber 300. The fiber optic line 300 is then further pressed with a lid 240 and shielded over the confinement region 214, as shown in FIG. Therefore, when the optical fiber 300 is assembled in the sheath 200, the protective layer 310 is just blocked on the barrier 204 between the core region 212 and the limiting region 214, so that the core 320 is directly inserted into the core receptacle 120 to facilitate light. The transmission of the signal.

In addition, the side wall of the sheath 200 further has a card point 202. The cover 240 is formed with a button hole 246 opposite to the card point 202, so that the cover 240 is fastened to the side wall of the sheath 200 (ie, the card point 202) by using the button hole 246. This increases the power of the fixed fiber optic line 300. It should be noted that the size of the protective layer 310 of the optical fiber line 300 is equivalent to the width of the positioning slot 210 (ie, the limiting area 214), and can be directly disposed in the limiting area 214. In other words, the size of the optical fiber 300 in this embodiment is preferably between 2.3 mm and 3 mm.

As shown in Figures 5-7, when the size of the fiber optic line 300 is smaller, such as between 0.9 mm and 2.3 mm, the use of the sheath 200 is insufficient to securely position the fiber optic line 300. Therefore, in this embodiment, a pressing member 250 received in the wire grooving groove 210 is further included. The pressing member 250 has a crossbar 260 and a pressing portion 270 connecting the two ends of the crossbar 260. The outer side of each pressing portion 270 is further provided with a plurality of limiting portions 280 opposite to the guiding portions 230, so that the pressing member 250 is provided. It can be smoothly guided along the guiding portion 230 and assembled in the wire trough 210.

Each of the guiding portions 230 in the embodiment is preferably a bump, and each of the limiting portions 280 is a recess. However, in other different embodiments, each guiding portion 230 can also be a recess, and each limiting portion 280 is a bump, which is not limited. In addition, as shown in FIG. 6 , the wire trough 210 further defines a core region 212 opposite to the core wire 320 and a limiting region 214 of the receiving pressure member 250 . As described in the foregoing embodiment, when the optical fiber 300 is smaller in size, the protective layer 310 is pressed by the pressing member 250, and the cover 240 is covered by the limiting portion 214. At this time, the pointed cone 242 of the flip cover 240 will press against the crossbar 260 to complete the assembly between the optical fiber cable 300 and the sheath 200.

As shown in FIG. 5 and FIG. 6 , the two end faces of the cross bar 260 respectively have a corresponding first pressing surface 262 and a second pressing surface 264 , wherein the first pressing surface is preferably a circular arc surface. The second pressing surface is a rectangular surface. Therefore, the pressing member 250 in the embodiment can selectively press the optical fiber wires 300 of different sectional shapes according to the sectional shape of the protective layer 310.

In particular, in the embodiment, it is preferable to include a pair of pressing members 250 respectively pressing opposite sides of the optical fiber line 300, and the pair of pressing members 250 respectively interfere with the pointed cones 242 and the positioning portions 220, respectively. The fiber optic cable 300 is pressed and housed in the wire trough 210.

Referring to FIG. 7 together, when the cross-sectional shape of the optical fiber 300 is circular, the protective layer 310 can be pressed against the first pressing surface 262 of the circular arc surface to ensure a stable group of the optical fiber 300. Mounted in the fiber optic connector 100. On the contrary, as shown in FIG. 8, when the cross-sectional shape of the optical fiber 300 is rectangular, the protective layer 310 is pressed by the second pressing surface 264 having the same rectangular surface to ensure the stable assembly of the optical fiber 300 to the sheath 200. The wire slot 210 is placed.

Therefore, in the present embodiment, the fiber optic cable 300 of a smaller size can be assembled and positioned by the pressing member 250 without correspondingly replacing the fiber optic connector 100 by assembling different fiber optic wires 300. On the assembly of the pressing member 250, the limiting portion 280 of the side wall of the pressing member 250 is engaged with the guiding portion 230 of the sheath 200, so that the pressing member 250 is assembled on the sheath 200, and the optical fiber 300 is positioned. Faster and more convenient.

In summary, the embodiments disclosed herein are to be considered as illustrative of the present invention and are not intended to limit the present invention. The scope of this creation is defined by the scope of the appended patent application and covers its legal equivalents and is not limited to the foregoing description.

100‧‧‧Fiber Optic Connectors

110‧‧‧Shell

120‧‧‧core jack

130‧‧‧ accommodating space

140‧‧‧ pivot

150‧‧‧ cover

152‧‧‧Pivot hole

200‧‧‧ sheath

202‧‧‧ points

204‧‧ ‧ retaining wall

210‧‧‧Rounding trough

212‧‧‧core area

214‧‧‧Limited area

220‧‧‧ Positioning Department

230‧‧‧Guide

240‧‧‧掀盖

242‧‧‧ pointed cone

246‧‧‧ buttonhole

300‧‧‧Fiber optic cable

310‧‧‧Protective layer

320‧‧‧core

Claims (11)

[Item 1] An optical fiber connector connecting a fiber optic cable having a protective layer and a core wire, comprising:
An outer casing is provided with a core insertion hole and an accommodating space communicating with the core insertion hole; and a sheath is received in the accommodating space, the sheath includes a wire slot and is disposed in the wire slot a plurality of positioning portions at the bottom of the groove, a plurality of guiding portions disposed on the side wall of the wire receiving groove, and a cover connected to one end of the sheath, wherein the cover rotatably shields the wire receiving groove. [Item 2] The optical fiber connector of claim 1, further comprising a pressing member received in the positioning slot, the pressing member having a cross bar and a pressing portion connecting the two ends of the cross bar, wherein each pressing portion The outer side surface is further provided with a plurality of limiting portions with respect to the guiding portions. [Item 3] The fiber optic connector of claim 2, wherein the two ends of the crossbar further have a corresponding first pressing surface and a second pressing surface. [Item 4] The optical fiber connector of claim 2, wherein each of the guiding portions is a bump or a groove, and each of the limiting portions is a groove or a bump. [Item 5] The fiber optic connector of claim 2, wherein the wire slot further defines a core region opposite the core wire and a limiting region for receiving the pressure component, wherein the protective layer of the fiber cable is respectively disposed at the limit Between the bit area and the positioning portion, the cover further presses the pressing member and shields the upper portion of the limiting portion. [Item 6] The optical fiber connector of claim 3, wherein the first pressing surface is a circular arc surface, and the second pressing surface is a rectangular surface. [Item 7] The fiber optic connector of claim 1, wherein the cover further comprises a plurality of pointed cones protruding from the mounting slot, each of the positioning portions being also a pointed cone for piercing the protection respectively Layer and position the fiber optic line. [Item 8] The fiber optic connector of claim 7, further comprising a pair of pressing members respectively pressing opposite sides of the optical fiber line, wherein the pair of pressing members respectively collide with each of the pointed cones and the positioning portions to press The fiber optic cable is housed in the wire trough. [Item 9] The fiber optic connector of claim 1, wherein the flip cover further has a buckle hole, and the sheath has a click point disposed opposite the buckle hole to fasten the cover to the side wall of the sheath. [Item 10] The optical fiber connector of claim 1, further comprising a cover pivotally connected to the outer casing, the cover rotatably covering the jacket in the accommodating space of the outer casing. [Item 11] The fiber optic connector of claim 10, wherein the housing has a pair of pivots, the cover having a pair of pivot holes relative to the pair of pivots.