CN219162425U - Quick-connection type optical fiber slip ring - Google Patents

Abstract

The utility model relates to a quick-connect optical fiber slip ring, which comprises a rotor unit and a stator unit. The rotor unit is provided with a first plug connector and a first optical signal coupling assembly, and the first plug connector is used to be detachable with the first cable connector. assembly connection, the stator unit has a second plug connector and a second optical signal coupling assembly, the second plug connector is used for detachable assembly connection with the second cable connector, and the first optical signal coupling assembly is used for connecting with the first plug connector The first optical signal transmission part on the connector performs optical signal coupling transmission; the second optical signal coupling component is used to perform optical signal coupling transmission with the second optical signal transmission part on the second plug connector, the first optical signal coupling component, the second optical signal coupling component The two optical signal coupling components are arranged opposite to each other at intervals and perform optical signal transmission. The above solution provided by the utility model can conveniently replace the first cable joint and the second cable joint, and facilitate the use of the optical fiber slip ring.

Description

A quick-connect optical fiber slip ring

technical field

The utility model relates to the field of signal transmission equipment, in particular to a quick-connect optical fiber slip ring.

Background technique

At present, the joints of the slip rings used on the market are usually fixed cables. When the cables are damaged, the length of the cables is fixed and cannot be replaced, which makes the slip rings unusable and limits their scope of use. Therefore, there are It is necessary to solve this problem.

Utility model content

The purpose of the utility model is to provide a quick-connect optical fiber slip ring, which can conveniently replace the cable joint.

The technical scheme that the utility model takes is specifically as follows.

A quick-connect optical fiber slip ring, characterized in that it includes a rotor unit and a stator unit, the rotor unit has a first plug connector and a first optical signal coupling assembly, and the first plug connector is used to be detachable with the first cable connector assembly connection, the stator unit has a second plug connector and a second optical signal coupling assembly, the second plug connector is used for detachable assembly connection with the second cable connector, and the first optical signal coupling assembly is used for connecting with the first plug connector The first optical signal transmission part on the connector performs optical signal coupling transmission; the second optical signal coupling component is used to perform optical signal coupling transmission with the second optical signal transmission part on the second plug connector, the first optical signal coupling component, the second optical signal coupling component The two optical signal coupling components are arranged opposite to each other at intervals and perform optical signal transmission.

The specific scheme is as follows: the first optical signal coupling assembly includes a first ferrule and a first lens, the first ferrule and the first lens are sequentially arranged opposite to each other along the first direction, and the second optical signal coupling assembly includes a second ferrule and a first lens. The second lens, the second lens and the second ferrule are arranged opposite to each other in sequence along the first direction, the first lens and the second lens are arranged opposite to each other at intervals, the first direction is the direction in which the rotor unit points to the stator unit, the first ferrule and the stator unit The first optical signal transmission part performs optical signal coupling transmission, and the second ferrule and the second optical signal transmission part perform optical signal coupling transmission.

Both the first ferrule and the second ferrule are APC ferrules.

The end surface of the first ferrule close to the end of the first lens is marked as A1 surface, and the end surface of the first lens close to the end of the first ferrule is marked as A2 surface, and the A1 surface and A2 surface are both arranged as inclined planes and the A1 surface, The inclination of the A2 surface is the same; the end surface of the second lens close to the end of the second ferrule is marked as the B2 surface, and the end surface of the second ferrule close to the end of the second lens is marked as the B1 surface, and the B1 surface and the B2 surface are both set It is inclined and the inclinations of B1 and B2 are the same.

The included angles between the second direction and the A1 surface, the A2 surface, the B1 surface, and the B2 surface are all 8°, and the second direction is a direction perpendicular to the first direction.

The end of the first lens away from the first ferrule is arranged in a convex lens shape, and the end of the second lens away from the second ferrule is arranged in a convex lens shape.

The first lens is fixedly installed in the first lens sleeve, the first lens sleeve and the first ferrule are respectively fixedly installed at both ends of the first ceramic sleeve, and part of the first ferrule extends to the end of the first ceramic sleeve end outside.

The second lens is fixedly installed in the second lens sleeve, the second lens sleeve and the second ferrule are respectively fixedly installed at both ends of the second ceramic sleeve, and part of the second ferrule extends to the second ceramic sleeve. end outside.

The rotor unit also has a rotor casing, the rotor casing includes A installation section and A assembly section arranged in sequence along the first direction, the outer diameter of the A installation section is larger than the outer diameter of the A assembly section, the first plug joint is in a tubular structure, It includes a first connecting part and a first assembling part arranged in sequence along the first direction, the first assembling part is detachably plugged and fitted in the inner cavity of the A installation section, a first positioning tube is arranged in the first assembling part, and the first The ceramic sleeve is plugged and assembled in the first limiting sleeve, the first positioning tube and the first limiting sleeve are assembled in the first assembly part at intervals along the first direction, and the first limiting sleeve is far away from the end of the first positioning tube The part is set in a closed shape, the first limit sleeve is detachably assembled in the first assembly part through the threaded assembly structure, and the first positioning tube positions the outer body of the end of the first ferrule extending to the first ceramic sleeve Assembly; the stator unit also has a stator shell and a stator connecting sleeve. The stator connecting sleeve is assembled on the A assembly section through the rotating sleeve of the bearing assembly. The end of the stator connecting sleeve close to the rotor shell is provided with a flange. The stator shell One end is detachably assembled with the stator connecting sleeve through a threaded assembly structure, and the second plug joint is in a tubular structure, including the second assembly part and the second connection part arranged in sequence along the first direction, and the second assembly part is detachable plug-in assembly In the inner cavity at the other end of the stator shell, a second positioning tube is arranged in the second assembly part, and the second ceramic sleeve is plugged into the second limiting sleeve. The second limiting sleeve and the second positioning tube are along the The first direction is fitted at intervals in the second assembly part, the end of the second limiting sleeve away from the second positioning tube is set in a closed shape, and the second limiting sleeve is detachably assembled in the second assembly part through a threaded assembly structure At the end, the second positioning tube is used to position and assemble the second ferrule extending to the outer body of the end of the second ceramic sleeve; the rotor shell and the second limiting sleeve are arranged at intervals.

There are two circles of first adjusting screw holes on the A assembly section, and first adjusting screws are respectively arranged in each first adjusting screw hole, and the first adjusting screws adjust and lock the posture of the first plug joint; Two circles of second adjusting screw holes are provided, and second adjusting screws are respectively arranged in each second adjusting screw hole, and the second adjusting screws adjust and lock the attitude of the second plug connector.

The above solution provided by the utility model can conveniently replace the first cable connector and the second cable connector (optical fiber cable connector), which facilitates the use of the optical fiber slip ring.

Description of drawings

Fig. 1 is the structural representation of the utility model.

FIG. 2 is a schematic cross-sectional structure diagram of FIG. 1 .

Fig. 3 is a schematic diagram of the assembly structure of the first optical signal coupling component.

Fig. 4 is a schematic diagram of the assembly structure of the second optical signal coupling component.

The corresponding relationship between parts and reference numerals is as follows:

100-rotor shell, 101-first adjusting screw hole, 110-first plug joint, 131-first ferrule, 132-first lens, 133-first lens sleeve, 134-first ceramic sleeve, 135-First limit sleeve, 136-First positioning tube, 200-Stator shell, 201-Second adjustment screw hole, 210-Second plug joint, 220-Stator connection sleeve, 221-Flange, 222 - bearing assembly, 231 - second ferrule, 232 - second lens, 233 - second lens sleeve, 234 - second ceramic sleeve, 235 - second limiting sleeve, 236 - second positioning tube.

Implementation

In order to make the purpose and advantages of the utility model clearer, the utility model will be described in detail below in conjunction with the embodiments. It should be understood that the following words are only used to describe one or several specific implementation modes of the utility model, and do not strictly limit the protection scope of the specific claims of the utility model.

As shown in Figures 1 and 2, a quick-connect optical fiber slip ring includes a rotor unit and a stator unit. The rotor unit has a first plug connector 110 and a first optical signal coupling assembly. The first plug connector 110 is used to communicate with the second A detachable assembly connection of a cable joint, the stator unit has a second plug joint 210 and a second optical signal coupling assembly, the second plug joint 210 is used for detachable assembly connection with the second cable joint, the first optical signal The coupling component is used for optical signal coupling transmission with the first optical signal transmission part on the first plug connector 110; the second optical signal coupling component is used for optical signal coupling with the second optical signal transmission part on the second plug connector 210 For transmission, the first optical signal coupling component and the second optical signal coupling component are arranged opposite to each other and perform optical signal transmission. The first cable connector and the second cable connector are cable connectors for optical fiber transmission.

The above solution provided by the utility model can conveniently replace the first cable connector and the second cable connector (optical fiber cable connector), which facilitates the use of the optical fiber slip ring.

The specific scheme is as follows: the first optical signal coupling component includes a first ferrule 131 and a first lens 132, the first ferrule 131 and the first lens 132 are sequentially arranged opposite to each other along the first direction, and the second optical signal coupling component includes a first The second ferrule 231 and the second lens 232, the second lens 232 and the second ferrule 231 are arranged opposite to each other along the first direction, the first lens 132 and the second lens 232 are arranged opposite to each other, and the first direction is the orientation of the rotor unit. In the direction of the stator unit, the first ferrule 131 performs optical signal coupling transmission with the first optical signal transmission member, and the second ferrule 231 performs optical signal coupling transmission with the second optical signal transmission member. Both the first ferrule 131 and the second ferrule 231 are APC ferrules. The end surface of the first ferrule 131 close to the end of the first lens 132 is marked as the A1 surface, and the end surface of the first lens 132 close to the end of the first ferrule 131 is marked as the A2 surface, and the A1 surface and the A2 surface are both arranged in an inclined plane And the inclinations of the A1 plane and the A2 plane are the same; the end face of the second lens 232 close to the end of the second ferrule 231 is marked as the B2 plane, and the end face of the second ferrule 231 close to the end of the second lens 232 is marked as the B1 plane , the B1 surface and the B2 surface are both arranged in a slope shape and the inclinations of the B1 surface and the B2 surface are the same. The included angles between the second direction and the A1 surface, the A2 surface, the B1 surface, and the B2 surface are all 8°, and the second direction is a direction perpendicular to the first direction. The end of the first lens 132 away from the first ferrule 131 is arranged in a convex lens shape, and the end of the second lens 232 away from the second ferrule 231 is arranged in a convex lens shape. The first lens 132 is fixedly installed in the first lens sleeve 133, the first lens sleeve 133 and the first ferrule 131 are respectively fixedly installed at both ends of the first ceramic sleeve 134, and part of the first ferrule 131 extends to The outer side of the end of the first ceramic sleeve 134 . The second lens 232 is fixedly installed in the second lens sleeve 233, the second lens sleeve 233 and the second ferrule 231 are respectively fixedly installed at both ends of the second ceramic sleeve 234, and part of the second ferrule 231 extends to The outer side of the end of the second ceramic sleeve 234 . The first lens 132 and the second lens 232 are plano-convex lenses.

The rotor unit also has a rotor casing 100. The rotor casing 100 includes an installation section A and an assembly section A arranged in sequence along the first direction. The outer diameter of the installation section A is larger than that of the assembly section A. The first plug connector 110 is The tubular structure includes a first connecting part and a first fitting part arranged in sequence along the first direction, the first fitting part is detachably plugged and fitted in the inner cavity of the A installation section, and a first positioning tube is arranged in the first fitting part 136, the first ceramic sleeve 134 is plugged and fitted in the first limiting sleeve 135, the first positioning tube 136 and the first limiting sleeve 135 are fitted in the first assembly part at intervals along the first direction, the first limiting The end of the sleeve 135 away from the first positioning tube 136 is set in a closed shape, the first limiting sleeve 135 is detachably assembled in the first assembly part through a threaded assembly structure, and the first positioning tube 136 extends to the first ferrule 131 To the outer body of the end of the first ceramic sleeve 134 for positioning and assembly; the stator unit also has a stator shell 200 and a stator connecting sleeve 220, and the stator connecting sleeve 220 is rotatably fitted on the A assembly section through the bearing assembly 222, The end of the stator connecting sleeve 220 close to the rotor housing 100 is provided with a flange 221. One end of the stator housing 200 is detachably assembled with the stator connecting sleeve 220 through a screw assembly structure. The second plug joint 210 is in a tubular structure, including along the first The second assembly part and the second connection part are arranged in sequence in one direction. The second assembly part is detachably inserted into the inner cavity of the other end of the stator shell 200. A second positioning tube 236 is arranged in the second assembly part. Two ceramic sleeves 234 are plugged and assembled in the second limiting sleeve 235, and the second limiting sleeve 235 and the second positioning tube 236 are assembled in the second assembly part at intervals along the first direction. The second limiting sleeve 235 The end away from the second positioning tube 236 is set in a closed shape, the second limiting sleeve 235 is detachably assembled on the end of the second assembly part through a threaded assembly structure, and the second positioning tube 236 extends to the second ferrule 231 To the outer body of the end of the second ceramic sleeve 234 for positioning and assembly; the rotor shell 100 and the second limiting sleeve 235 are arranged at intervals, as shown in FIGS. 3 and 4 .

Two circles of first adjusting screw holes 101 are arranged on the A assembly section (four first adjusting screw holes 101 are set in each circle), and first adjusting screws are respectively arranged in each first adjusting screw hole 101, and the first adjusting screw is opposite to the first adjusting screw hole 101. The posture of a plug joint 110 is adjusted and locked; the stator shell 200 is provided with two circles of second adjustment screw holes 201 (each circle is provided with four second adjustment screw holes 201), and each second adjustment screw hole 201 is respectively A second adjusting screw is provided, and the second adjusting screw adjusts and locks the posture of the second plug connector 210 .

The first lens 132 and the second lens 232 play the role of collimating light, and the setting of the A1 surface, A2 surface, B1 surface, and B2 surface at an inclination angle of 8° is to reduce echo. The first plug connector 110 and the second plug connector 210 may be plugs such as FC/LC/SC/ST, but are not limited thereto. The first cable connector and the second cable connector are The connector 210 is compatible with the fiber optic cable connector.

Working principle: during normal operation, insert the first cable connector and the second cable connector of required length/type into the first plug connector 110 and the second plug connector 210 respectively. After the optical signal enters the first cable joint, the optical signal is coupled with the first ferrule 131 through the first limiting sleeve 135, then the light is collimated through the first lens 132, and then passes through the second lens 232 and the second lens at the other end. After the second ferrule 231, the optical signal is output from the second cable connector.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present utility model. The structures, mechanisms and operation methods that are not specifically described and explained in the utility model, unless otherwise specified and limited, are implemented according to conventional means in the art.

Claims (10)

1. A quick-connect optical fiber slip ring, characterized in that: it includes a rotor unit and a stator unit, the rotor unit has a first plug connector and a first optical signal coupling assembly, and the first plug connector is used to connect with the first cable connector Detachable assembly connection, the stator unit has a second plug connector and a second optical signal coupling assembly, the second plug connector is used for detachable assembly connection with the second cable connector, and the first optical signal coupling assembly is used for connecting with the second cable connector. The first optical signal transmission member on a plug connector performs optical signal coupling transmission; the second optical signal coupling component is used to perform optical signal coupling transmission with the second optical signal transmission component on the second plug connector, and the first optical signal coupling component , The second optical signal coupling components are arranged oppositely at intervals and perform optical signal transmission. 2. The quick-connect optical fiber slip ring according to claim 1, characterized in that: the first optical signal coupling assembly includes a first ferrule and a first lens, and the first ferrule and the first lens are sequentially spaced along the first direction Arranged oppositely, the second optical signal coupling assembly includes a second ferrule and a second lens, the second lens and the second ferrule are arranged oppositely in sequence along the first direction, the first lens and the second lens are arranged oppositely at intervals, and the first The direction is the direction that the rotor unit points to the stator unit, the first ferrule performs optical signal coupling transmission with the first optical signal transmission member, and the second ferrule performs optical signal coupling transmission with the second optical signal transmission member. 3. The quick-connect optical fiber slip ring according to claim 2, characterized in that: both the first ferrule and the second ferrule are APC ferrules. 4. The quick-connect optical fiber slip ring according to claim 2, characterized in that: the end face of the first ferrule close to the end of the first lens is marked as A1 surface, and the end of the first lens close to the end of the first ferrule The end face is marked as A2 face, and the A1 face and A2 face are set to be inclined and the inclinations of A1 face and A2 face are the same; the end face of the second lens close to the end of the second ferrule is marked as B2 face, and the second ferrule is close to The end surface of one end of the second lens is denoted as a B1 surface, and the B1 surface and the B2 surface are both arranged in a slope shape, and the inclinations of the B1 surface and the B2 surface are the same. 5. The quick-connect optical fiber slip ring according to claim 4, characterized in that: the angle between the second direction and the A1 surface, A2 surface, B1 surface, and B2 surface is 8°, and the second direction is A direction arranged perpendicular to one another. 6. The quick-connect optical fiber slip ring according to claim 2, characterized in that: the end of the first lens away from the first ferrule is arranged in the shape of a convex lens, and the end of the second lens away from the second ferrule is arranged in the shape of a convex lens shape. 7. The quick-connect optical fiber slip ring according to claim 2, characterized in that: the first lens is fixedly installed in the first lens sleeve, and the first lens sleeve and the first ferrule are respectively fixedly installed in the first ceramic At both ends of the sleeve, part of the first ferrule extends to the outside of the end of the first ceramic sleeve. 8. The quick-connect optical fiber slip ring according to claim 7, characterized in that: the second lens is fixedly installed in the second lens sleeve, and the second lens sleeve and the second ferrule are respectively fixedly installed in the second ceramic At both ends of the sleeve, part of the second ferrule extends to the outside of the end of the second ceramic sleeve. 9. The quick-connect optical fiber slip ring according to claim 8, characterized in that: the rotor unit also has a rotor casing, the rotor casing includes A installation section and A assembly section arranged in sequence along the first direction, A installation The outer diameter of the section is larger than that of the assembly section A, and the first plug joint is in a tubular structure, including the first connecting part and the first assembly part arranged in sequence along the first direction, and the first assembly part is detachably plugged and assembled on A In the inner cavity of the installation section, the first assembly part is provided with a first positioning tube, the first ceramic sleeve is plugged and fitted in the first limiting sleeve, and the first positioning tube and the first limiting sleeve are spaced along the first direction Assembled in the first assembly part, the end of the first position-limiting sleeve away from the first positioning tube is set in a closed shape, the first position-limiting sleeve is detachably assembled in the first assembly part through a threaded assembly structure, and the first positioning tube Position and assemble the first ferrule extending to the outer body of the end of the first ceramic sleeve; the stator unit also has a stator shell and a stator connecting sleeve, and the stator connecting sleeve is assembled on the A assembly section through the rotating sleeve of the bearing assembly , the end of the stator connecting sleeve close to the rotor casing is provided with a flange, one end of the stator casing is detachably assembled with the stator connecting sleeve through a threaded assembly structure, and the second plug joint is in a tubular structure, including sequentially arranged along the first direction The second assembly part and the second connection part, the second assembly part is detachably plug-fitted in the inner cavity of the other end of the stator shell, the second assembly part is provided with a second positioning tube, and the second ceramic sleeve is plug-fitted In the second limiting sleeve, the second limiting sleeve and the second positioning tube are spaced apart in the second assembly part along the first direction, and the end of the second limiting sleeve away from the second positioning tube is arranged in a closed shape, The second limiting sleeve is detachably assembled on the end of the second assembly part through a threaded assembly structure, and the second positioning tube is used to position and assemble the second ferrule extending to the outer body of the end of the second ceramic sleeve; the rotor The shell sleeve and the second limiting sleeve are arranged at intervals. 10. The quick-connect optical fiber slip ring according to claim 9, characterized in that: A assembly section is provided with two circles of first adjusting screw holes, each first adjusting screw hole is respectively provided with a first adjusting screw, the second An adjustment screw adjusts and locks the attitude of the first plug joint; two circles of second adjustment screw holes are arranged on the stator shell, and second adjustment screws are respectively arranged in each second adjustment screw hole, and the second adjustment screw The posture of the second plug connector is adjusted and locked.

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