CN209746190U - Optical fiber connecting device - Google Patents
Optical fiber connecting device Download PDFInfo
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- CN209746190U CN209746190U CN201920486030.6U CN201920486030U CN209746190U CN 209746190 U CN209746190 U CN 209746190U CN 201920486030 U CN201920486030 U CN 201920486030U CN 209746190 U CN209746190 U CN 209746190U
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Abstract
The utility model discloses an optical fiber connecting device includes casing, first and second connector. The interior of the shell comprises a chamber, a first interface and a second interface at two ends; the first connector of the first connector is connected to the first interface; the second connector of the second connector is connected to the second interface, and the second connector includes a plurality of positioning posts fixed to the second connector, a plurality of springs sleeved on the positioning posts, and a plurality of positioning posts and a plurality of probes fixed to two ends of the positioning block respectively. The sizes of the first interface and the second interface on the shell accord with the sizes of the first connector and the second connector, and the high-precision butt joint of the first connector, the second connector and the shell is realized.
Description
Technical Field
The utility model relates to an optical fiber connecting device.
Background
There are a wide variety of optical fiber connectors, among which an MPO (Multi-fiber Push On) connector belongs to a Multi-core Multi-channel connector suitable for the requirement of laying high-density optical fibers in a limited space. The optical fiber connector generally includes a housing, a receiving block disposed in the housing, and a spring, wherein one end of the receiving block is provided with a butt-joint block, a probe protruding from one end of the butt-joint block extends out of the housing, a plurality of optical fibers pass through the receiving block and the spring and are fixed on the butt-joint block, and the other end of the receiving block is combined with a fixing tube and a tail sleeve. The probe extends outside the housing so that when the connector is mated with other components, the optical fibers within the docking block can be coupled with the optical paths of the docking components.
The conventional male connector has many assembling parts and is complex to assemble, when the MPO optical fiber connector is butted with the adapter, the elastic arms inside the adapter are clamped and butted, the overall dimension is large, and high-precision and high-density butting cannot be realized.
The high-precision butt joint cannot be realized by the clamping of the clamping point of the MPO optical fiber connector and the elastic arm of the adapter, the disassembly function of the MPO optical fiber connector from the wire at any time cannot be realized after the finished product is assembled, and the high-density installation of the MPO optical fiber connector and the adapter cannot be realized.
Disclosure of Invention
An embodiment of the present invention provides an optical fiber connection device, which includes a housing, a first connector, and a second connector; the interior of the shell comprises a cavity, and two ends of the shell respectively comprise a first interface and a second interface which are communicated with the cavity; the first connector is connected to the first interface and comprises a first connecting body; the second connector is connected to the second interface and comprises a second connector body, a plurality of positioning columns, a plurality of springs, a positioning block and a plurality of probes; the second connector comprises a plurality of clamping grooves; one end of each positioning column is fixedly connected with each clamping groove; one end of each spring is fixedly connected with each clamping groove and is sleeved on each positioning column; the positioning block comprises a plurality of hole grooves, the other end of each positioning column is fixedly connected to one end of each hole groove, and the other end of each spring abuts against the positioning block; one end of each probe is fixedly connected to the other end of each hole groove, and the other end of each probe extends to the chamber.
In one embodiment, the wall of the housing includes a first hole adjacent to the first port and a second hole adjacent to the second port.
In one embodiment, the top of the first connecting body extends outwards to form a first elastic arm and a first protrusion, the first protrusion is fastened in the first fastening hole, the top of the second connecting body extends outwards to form a second elastic arm and a second protrusion, and the second protrusion is fastened in the second fastening hole.
In one embodiment, the second connecting body includes a stopper disposed in each of the slots and a fastening groove formed on the stopper, and each of the positioning posts includes a rod body and a crown at an end of the rod body, the rod body is fastened in the fastening groove, and the crown is fixed to one side of the stopper.
in one embodiment, one end of each spring is fixed to the other side of the stop block, and the end surface of the positioning block includes a plurality of circular holes for fixing the other end of each spring.
In one embodiment, the positioning block includes a plurality of first stoppers and a plurality of second stoppers disposed in the respective holes, and a retaining groove formed on each of the first stoppers and the second stoppers, and the other end of each positioning column includes a rod and a handle at the end of the rod, the rod is retained in the retaining groove, and the handle is fixed to one side of the first stopper.
in one embodiment, each probe includes a rod body and a handle at an end of the rod body, the rod body is buckled in the buckle groove, and the handle is fixed at one side of the second stopper.
In one embodiment, the optical fiber connection device further includes a first ferrule and a first optical fiber sleeve, the first ferrule includes a fixing hole for inserting one end of the first optical fiber sleeve, and the first connector includes a receiving groove for inserting the other end of the first optical fiber sleeve.
In an embodiment, the optical fiber connecting device further includes a second ferrule and a second optical fiber sleeve, the second ferrule includes a fixing hole for inserting one end of the second optical fiber sleeve, the positioning block includes an accommodating groove for inserting the other end of the second optical fiber sleeve, and the second connecting body includes an accommodating groove corresponding to the accommodating groove of the positioning block.
In one embodiment, the first connector has a plurality of probes protruding from an end surface thereof, the first ferrule includes a plurality of first insertion holes for inserting the probes of the first connector, and the second ferrule includes a plurality of second insertion holes for inserting the probes of the second connector.
The optical fiber connecting device provided by the embodiment of the creation has the advantages that the sizes of the first interface and the second interface on the shell accord with the sizes of the first connector and the second connector, and the first connector, the second connector and the shell are in high-precision butt joint. Moreover, the optical fiber wire is placed in the accommodating groove at the side edge of the first connector, and can be detached, replaced or installed from the optical fiber wire at any time; the optical fiber line is placed in the second connector side containing groove, and the optical fiber line can be detached, replaced or installed at any time. In addition, the first connector and the second connector are different from the traditional optical fiber connector in size, the width of the first connector and the width of the second connector are narrowed, and more cavities can be arranged on the shell for more first connectors and second connectors to be connected, so that high-density butt joint is realized.
Drawings
Fig. 1 is an external view of an embodiment of the present invention.
Fig. 2 is an exploded view of an embodiment of the present invention.
Fig. 3a is a schematic top cross-sectional view of an embodiment of the present invention.
fig. 3b is a schematic side sectional view of an embodiment of the present invention.
Fig. 4 is an external view of the first connector product according to an embodiment of the present invention.
Fig. 5 is an external view of a second connector product according to an embodiment of the present invention.
Fig. 6 is an exploded view of a second connector product according to an embodiment of the present invention.
Fig. 7 is a partial external view of the second connector, the positioning post and the positioning block before assembly according to an embodiment of the present invention.
Fig. 8 is a partial external view of the second connector, the positioning post and the positioning block after being assembled according to an embodiment of the present invention.
Fig. 9 is an external view of the positioning post, the spring, the positioning block and the probe according to an embodiment of the present invention.
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Detailed Description
To enable those skilled in the art to understand and to practice the present invention, its technical features and advantages are set forth in the following description and are presented in conjunction with the accompanying drawings.
Referring to fig. 1 to 2, fig. 1 is an external view and fig. 2 is an exploded view. In an embodiment of the optical fiber connection apparatus 100, the optical fiber connection apparatus 100 is an MPO (Multi-fiber Push On) connector, which belongs to a Multi-core Multi-channel connector and is suitable for the requirement of laying high-density optical fibers in a limited space. The optical fiber connection device 100 includes a housing 1, a first connector 2, and a second connector 3.
Referring to fig. 2, fig. 3a and fig. 3b, fig. 3a is a top sectional view and fig. 3b is a side sectional view. In this embodiment, the housing 1 is an adapter, the housing 1 includes at least one chamber 10 therein, and two ends of the housing 1 respectively include a first port 11 and a second port 12 communicating with the chamber 10; here, the housing 1 includes six chambers 10, a first port 11, and a second port 12, which are separated and arranged side by side, and are respectively accessed by the six first connectors 2 and the six second connectors 3.
referring to fig. 2, fig. 3a and fig. 3b, in the present embodiment, the housing 1 is made of PEI (polyether imide). When the first connector 2 and the second connector 3 are not connected to the housing 1, dust caps (not shown) are attached to the first port 11 and the second port 12. The sizes of the first interface 11 and the second interface 12 are matched with the sizes of the first connector 2 and the second connector 3, so that the first connector 2 and the second connector 3 can be butted with the housing 1 (adapter) with high precision.
Referring to fig. 2, fig. 3a and fig. 3b, in the present embodiment, two side walls of the housing 1 include a first fastening hole 13 adjacent to the first port 11 and a second fastening hole 14 adjacent to the second port 12.
Referring to fig. 2, fig. 3a and fig. 3b, in the present embodiment, the first connector 2 is connected to the first interface 11, the first connector 2 includes a first connector body 21, the first connector body 21 is made of PEI (polyether imide), and a sidewall of the first connector body 21 of the first connector 2 is formed with a receiving groove 210 for receiving the optical fiber 9.
Referring to fig. 2, fig. 3a and fig. 3b, in the present embodiment, the second connector 3 is connected to the second interface 12, and the second connector 3 includes a second connecting body 31, a plurality of positioning posts 32, a plurality of springs 33, a positioning block 34, and a plurality of probes 35.
referring to fig. 4 to 8, fig. 4 is an external view of a first connector product, fig. 5 is an external view of a second connector product, fig. 6 is an exploded view of the second connector product, fig. 7 is a partial external view of the second connector before the positioning post and the positioning block are assembled, and fig. 8 is a partial external view of the second connector after the positioning post and the positioning block are assembled. In this embodiment, the second connector 31 is made of PEI (polyether imide), the second connector 31 includes a plurality of slots 311, and each slot 311 is respectively cut off from the top and bottom of the second connector 31; in addition, the side wall of the second connector 31 of the second connector 3 is opened with a receiving slot 310 for placing the optical fiber 9.
Referring to fig. 4 to 8, in the present embodiment, each positioning column 32 is a long rod, and one end of each positioning column 32 is respectively fixed to each slot 311; one end of each spring 33 is fixed to each slot 311, and each spring 33 is sleeved on each positioning post 32.
Referring to fig. 3b and fig. 4 to 9, fig. 9 is an external view of the positioning post, the spring, the positioning block and the probe after assembly. In this embodiment, the positioning block 34 includes a plurality of hole slots 341, each hole slot 341 is formed at the top and the bottom of the positioning block 34, and each hole slot 341 is cut off at the outer side surface and two ends of the top and the bottom of the positioning block 34; the other end of each positioning post 32 is fixed to one end of each hole 341, and the other end of each spring 33 abuts against the positioning block 34. In addition, the sidewall of the positioning block 34 is opened with a receiving groove 340 for receiving the optical fiber 9.
referring to fig. 3b and fig. 4 to 9, during assembly, the spring 33 is sleeved outside the positioning column 32, two ends of the positioning column 32 are aligned and clamped into the hole 341 and the clamping groove 311, respectively, the hole 341 of the positioning block 34 and the clamping groove 311 of the second connector 31 have the same opening direction and the same axis, and the positioning column 32 and the spring 33 are relatively easy and simple to assemble.
referring to fig. 3b and fig. 4 to 9, in the present embodiment, one end of each probe 35 is respectively fixed to the other end of each hole 341, two ends of the positioning block 34 are respectively fixed to each probe 35 and each positioning column 32, the probe 35 and the positioning column 32 are disposed on the same horizontal line, and the other end of each probe 35 extends to the chamber 10.
Referring to fig. 2 to 9, in the present embodiment, the top of the first connecting body 21 extends outwards to form the first elastic arm 212 and the first protrusion 213, the first protrusion 213 is fastened to the first fastening hole 13, the top of the second connecting body 31 extends outwards to form the second elastic arm 312 and the second protrusion 313, and the second protrusion 313 is fastened to the second fastening hole 14. The first elastic arm 212 of the first connector 2 and the second elastic arm 312 of the second connector 3 are precisely engaged with the first fastening hole 13 and the second fastening hole 14 of the housing 1, respectively.
Referring to fig. 2 to 9, in the present embodiment, the second connector 31 includes a stopper 315 disposed in each slot 311, and a fastening groove 316 formed on the stopper 315, one end of each positioning column 32 includes a rod 324 and a handle 325 at an end of the rod 324, the rod 324 is fastened in the fastening groove 316, and the handle 325 is limited on one side of the stopper 315.
Referring to fig. 2 to 9, in the present embodiment, one end of each spring 33 is fixed to the other side of the stopper 315, and the end surface of the positioning block 34 includes a plurality of round holes 342 for fixing the other end of each spring 33.
Referring to fig. 2 to 9, in the present embodiment, the positioning block 34 includes a plurality of first stoppers 346 and a plurality of second stoppers 347 disposed in the holes 341, and catching grooves 348 formed on the first stoppers 346 and the second stoppers 347, the other end of each positioning post 32 includes a rod 324 and a handle 325 at an end of the rod 324, the rod 324 is caught in the catching groove 348 on the first stopper 346, and the handle 325 is fixed to one side of the first stopper 346.
Referring to fig. 2 to 9, in the present embodiment, each probe 35 includes a rod 354 and a handle 355 at an end of the rod 354, the rod 354 is buckled in a buckle groove 348 of the second stopper 347, and the handle 355 is fixed to a side of the second stopper 347.
Referring to fig. 2 to 9, in the present embodiment, the optical fiber connection device 100 further includes a first ferrule 26 and a first optical fiber sleeve 27, the first ferrule 26 includes a fixing hole 261 for inserting one end of the first optical fiber sleeve 27, and the accommodating groove 210 of the first connecting body 21 is for inserting the other end of the first optical fiber sleeve 27.
Referring to fig. 2 to 9, in the present embodiment, the optical fiber connection device 100 further includes a second ferrule 36 and a second optical fiber sleeve 37, the second ferrule 36 includes a fixing hole 361 for inserting one end of the second optical fiber sleeve 37, the accommodating groove 340 of the positioning block 34 is for inserting the other end of the second optical fiber sleeve 37, and the accommodating groove 310 of the second connection body 31 corresponds to the accommodating groove 340 of the positioning block 34.
Referring to fig. 2 to 9, in the present embodiment, a plurality of probes 25 protrude from an end surface of the first connecting body 21, and the first ferrule 26 includes a plurality of first insertion holes 262 into which the probes 25 of the first connecting body 21 are inserted; the second ferrule 36 includes a plurality of second insertion holes 362 for the probes 35 of the second connector 31 to pass through, and the probes 35 of the second connector 31 pass through the second insertion holes 362 and then are inserted into the first insertion holes 262, so that the first connector 21 and the second connector 31 are aligned and fixed, and the optical fiber 9 on the first connector 21 is aligned with the optical fiber 9 on the second connector 31.
Compared with a general MPO optical fiber connector and adapter, the optical fiber connecting device provided by the embodiment of the creation has the following effects:
The sizes of the first interface and the second interface on the shell accord with the sizes of the first connector and the second connector, so that the first connector and the second connector are in high-precision butt joint with the shell.
The optical fiber wire is placed in the first connector side accommodating groove, and can be detached, replaced or installed from the optical fiber wire at any time; the optical fiber line is placed in the second connector side containing groove, and the optical fiber line can be detached, replaced or installed at any time.
The first connector and the second connector are different from the traditional optical fiber connector in size, the width of the first connector and the width of the second connector are narrowed, and more cavities can be arranged on the shell for connecting more first connectors and second connectors, so that high-density butt joint is realized.
Claims (10)
1. An optical fiber connecting device characterized by:
The shell comprises a cavity inside, and two ends of the shell respectively comprise a first interface and a second interface which are communicated with the cavity;
The first connector is connected to the first interface and comprises a first connecting body; and
A second connector connected to the second interface, the second connector comprising:
A second connector including a plurality of slots;
The positioning columns are respectively and fixedly connected to the clamping grooves at one ends;
One end of each spring is fixedly connected to the clamping groove and is sleeved on the positioning column;
The positioning block comprises a plurality of hole grooves, the other ends of the positioning columns are fixedly connected to one ends of the hole grooves respectively, and the other ends of the springs abut against the positioning block; and
And one end of each probe is fixedly connected to the other end of the corresponding hole groove, and the other end of each probe extends to the cavity.
2. The fiber optic connection arrangement of claim 1, wherein: the wall surface of the shell comprises a first buckling hole adjacent to the first interface and a second buckling hole adjacent to the second interface.
3. The fiber optic connection arrangement of claim 2, wherein: the top of the first connecting body extends outwards to form a first elastic arm and a first protruding block, the first protruding block is buckled with the first buckling hole, the top of the second connecting body extends outwards to form a second elastic arm and a second protruding block, and the second protruding block is buckled with the second buckling hole.
4. The fiber optic connection arrangement of claim 1, wherein: the second connector comprises a stop block arranged in the clamping groove and a buckling groove formed in the stop block, one end of the positioning column comprises a rod body and a handle head located at the end part of the rod body, the rod body is buckled in the buckling groove, and the handle head is limited on one side edge of the stop block.
5. The fiber optic connection arrangement of claim 4, wherein: one end of the spring is fixed on the other side of the stop block, and the end face of the positioning block comprises a plurality of round holes for fixing the other end of the spring respectively.
6. The fiber optic connection arrangement of claim 1, wherein: the positioning block comprises a plurality of first stop blocks, a plurality of second stop blocks and a buckling groove, the first stop blocks and the second stop blocks are arranged in the hole grooves, the buckling groove is formed in each of the first stop blocks and the second stop blocks, the other end of the positioning column comprises a rod body and a handle head located at the end portion of the rod body, the rod body is buckled into the buckling groove, and the handle head is fixed to one side edge of each first stop block.
7. the fiber optic connection arrangement of claim 6, wherein: the probe comprises a rod body and a handle head positioned at the end part of the rod body, the rod body is buckled in the buckling groove, and the handle head is fixed at one side edge of the second stop block.
8. The fiber optic connection arrangement of claim 1, wherein: the optical fiber connector further comprises a first ferrule and a first optical fiber sleeve, wherein the first ferrule comprises a fixing hole for inserting one end of the first optical fiber sleeve, and the first connecting body comprises an accommodating groove for inserting the other end of the first optical fiber sleeve.
9. The fiber optic connection arrangement of claim 8, wherein: the optical fiber connector further comprises a second ferrule and a second optical fiber sleeve, wherein the second ferrule comprises a fixing hole for inserting one end of the second optical fiber sleeve, the positioning block comprises a containing groove for inserting the other end of the second optical fiber sleeve, and the second connector comprises a containing groove corresponding to the containing groove of the positioning block.
10. The fiber optic connection arrangement of claim 9, wherein: the first connector has a plurality of probes protruding from an end surface thereof, the first ferrule includes a plurality of first insertion holes for the probes of the first connector to be inserted into, and the second ferrule includes a plurality of second insertion holes for the probes of the second connector to pass through.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486030.6U CN209746190U (en) | 2019-04-11 | 2019-04-11 | Optical fiber connecting device |
| TW109204170U TWM598955U (en) | 2019-04-11 | 2020-04-09 | Optical fiber connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486030.6U CN209746190U (en) | 2019-04-11 | 2019-04-11 | Optical fiber connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209746190U true CN209746190U (en) | 2019-12-06 |
Family
ID=68720495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920486030.6U Active CN209746190U (en) | 2019-04-11 | 2019-04-11 | Optical fiber connecting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209746190U (en) |
| TW (1) | TWM598955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120881A1 (en) * | 2019-12-19 | 2021-06-24 | 武汉邮埃服光电科技有限公司 | Optical fiber connector assembly |
-
2019
- 2019-04-11 CN CN201920486030.6U patent/CN209746190U/en active Active
-
2020
- 2020-04-09 TW TW109204170U patent/TWM598955U/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120881A1 (en) * | 2019-12-19 | 2021-06-24 | 武汉邮埃服光电科技有限公司 | Optical fiber connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM598955U (en) | 2020-07-21 |
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