CN211426860U - Port type optical fiber rotary connector - Google Patents
Port type optical fiber rotary connector Download PDFInfo
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- CN211426860U CN211426860U CN202020204463.0U CN202020204463U CN211426860U CN 211426860 U CN211426860 U CN 211426860U CN 202020204463 U CN202020204463 U CN 202020204463U CN 211426860 U CN211426860 U CN 211426860U
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Abstract
The utility model relates to the technical field of optical fiber communication, in particular to a port type optical fiber rotary connector, which comprises a fixed component and a rotary component, wherein the fixed component comprises a stator shell 1, a first port shell 2, a first opening sleeve 3, a first closing sleeve 4 and a first collimating lens 5; the rotating assembly comprises a rotor shell 6, an outer shell 7, a first bearing 8, a second bearing 9, a gasket 10, a second port shell 11, a second open sleeve 12, a second closed sleeve 13 and a second collimating lens 14; when the fixed assembly and the rotating assembly are in an inserted state, the tail section of the stator shell 1 is inserted into a gap between the outer shell 7 and the rotor shell 6, the tail section end face of the stator shell 1 is abutted to the first bearing 8, the tail section part of the first collimating lens 5 is inserted into a cavity of the head section of the rotor shell 6, and the stator shell 1 is in threaded connection with the outer shell 7. The utility model has the advantages of small occupied space and convenient installation.
Description
Technical Field
The utility model relates to an optical fiber communication technical field, concretely relates to port formula optic fibre rotary connector.
Background
In order to be able to use a highly reliable, high-speed optical communication interconnection system in rotary working equipment for investigation, monitoring, etc., it is necessary to provide an optical fiber connector having a rotary function. Due to the fact that the optical fiber core diameter is small, the coupling precision requirement is high, and the optical fiber is fragile and easy to wear and the like, the optical signal is difficult to rotate and transmit through physical contact between the end faces of the optical fibers. Meanwhile, the optical rotary connector with the tail fiber needs to be manufactured in advance, and the length and specification of the tail fiber are often difficult to be determined accurately in advance in engineering practice, which brings inconvenience to the engineering practice. Therefore, a port type optical fiber rotary connector is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a port formula optic fibre rotary connector, it has the advantage that occupation space is little, easy to assemble.
In order to achieve the above object, the utility model adopts the following technical scheme:
a port type optical fiber rotary connector comprises a fixed component and a rotary component,
the fixed assembly comprises a stator shell, a first port shell, a first opening sleeve, a first closing sleeve and a first collimating lens, wherein the first port shell is in threaded connection with the inner annular surface of the head section of the stator shell, the first opening sleeve is fixed in the first port shell, the first closing sleeve is in interference fit with the tail section of the first opening sleeve and the middle section of the stator shell, and the first collimating lens is further bonded in the first closing sleeve;
the rotating assembly comprises a rotor shell, an outer shell, a first bearing, a second bearing, a gasket, a second port shell, a second opening sleeve, a second closed sleeve and a second collimating lens, wherein the first bearing, the gasket and the second bearing are sequentially sleeved on the outer annular surface of the middle section of the rotor shell;
fixed subassembly and rotating assembly are when inserting and the state, and the tail section of stator housing inserts the clearance between shell body and the rotor housing, and the tail section terminal surface and the first bearing butt of stator housing, the tail section part of first collimating lens insert in the cavity of rotor housing head section, stator housing passes through threaded connection with the shell body.
Preferably, the first port housing and the second port housing are respectively provided with a first positioning groove and a second positioning groove.
Preferably, the outer housing tail port has a first chamfer.
Preferably, the first port housing and the second port housing are respectively provided with a second chamfer and a third chamfer.
Use the utility model discloses a beneficial effect is: the utility model adopts the port type rotary optical fiber connector which can be used with the optical fiber connector with the same interface, and improves the butt joint precision of products and the coupling efficiency of light by arranging the opening sleeve to be matched with the closed sleeve; the optical fiber connector has the function of transmitting optical signals in 360-degree unlimited rotation without connecting optical fiber pigtails, can realize movable detachable connection, and is convenient to install and maintain; the connector eliminates the abrasion of the optical fiber contact body caused by physical contact, avoids the phenomenon of optical fiber fracture caused by optical fiber protrusion, can effectively avoid the damage of the optical fiber, not only can ensure the excellent transmission of optical signals, but also can improve the service life of the optical fiber connector; the port shell is provided with the positioning groove, and the positioning groove can play a role in high precision, wrong insertion prevention and positioning when being butted with the movable plug.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention.
The reference numerals include:
1-stator housing, 2-first port housing, 21-first positioning groove, 22-second chamfer, 3-first open sleeve, 4-first closed sleeve, 5-first collimating lens, 6-rotor housing, 7-outer housing, 71-first chamfer, 8-first bearing, 9-second bearing, 10-gasket, 11-second port housing, 111-first positioning groove, 112-third chamfer, 12-second open sleeve, 13-second closed sleeve, 14-second collimating lens.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
A port type optical fiber rotary connector comprises a fixed component and a rotary component,
the fixing assembly comprises a stator shell 1, a first port shell 2, a first opening sleeve 3, a first closing sleeve 4 and a first collimating lens 5, the first port shell 2 is connected to the inner annular surface of the head section of the stator shell 1 in a threaded manner, the first opening sleeve 3 is fixed in the first port shell 2, the first closing sleeve 4 is in interference fit with the tail section of the first opening sleeve 3 and the middle section of the stator shell 1, and the first collimating lens 5 is further bonded in the first closing sleeve 4; the first opening sleeve 3 and the first closing sleeve 4 are matched for use, so that the butt joint precision of the product is improved;
the rotating component comprises a rotor shell 6, an outer shell 7, a first bearing 8, a second bearing 9, a gasket 10, a second port shell 11, a second opening sleeve 12, a second closing sleeve 13 and a second collimating lens 14, wherein the first bearing 8, the gasket 10 and the second bearing 9 are sequentially sleeved on the outer annular surface of the middle section of the rotor shell 6, the outer shell 7 is connected with the rotor shell 6 through the first bearing 8 and the second bearing 9, the second port shell 11 is in threaded connection with the inner annular surface of the tail section of the rotor shell 6, the second opening sleeve 12 is fixed in the second port shell 11, the second closing sleeve 13 is in interference fit with the head section of the second opening sleeve 12 and the middle section of the rotor shell 6, and the second collimating lens 14 is further bonded in the second closing sleeve 13; the second opening sleeve 13 is matched with the second closed sleeve 14 for use, so that the butt joint precision of the product is improved;
when the fixed assembly and the rotating assembly are in an inserted state, the tail section of the stator shell 1 is inserted into a gap between the outer shell 7 and the rotor shell 6, the tail section end face of the stator shell 1 is abutted to the first bearing 8, the tail section part of the first collimating lens 5 is inserted into a cavity of the head section of the rotor shell 6, and the stator shell 1 is in threaded connection with the outer shell 7. After the rotor shell 6 is in butt joint with the stator shell 1, the aim of improving the concentricity of a product can be fulfilled.
The first port housing 2 and the second port housing 11 are respectively provided with a first positioning groove 21 and a second positioning groove 111, and can play a role in positioning when being butted with a movable plug.
The outer housing 7 has a first chamfer 71 at the rear port, which has the advantage of preventing the outer housing 7 from cutting with the rotor housing 6.
The first port housing 2 and the second port housing 11 are respectively provided with a second chamfer 22 and a third chamfer 112, which have the functions of convenient butt joint and guiding.
The port type optical fiber rotary connector can be matched with an optical fiber connector with the same interface for use, so that a signal switching function is realized, and transmission of optical signals can be realized under the condition of 360-degree unlimited rotation.
The connector does not need to be connected with the optical fiber pigtail, can realize movable detachable connection, and is convenient to use and easy to install and maintain. Meanwhile, the connector can perform beam expanding collimation and convergence on the light beam, so that the diameter of a light spot can be increased, and the environment resistance of the optical fiber contact element is effectively improved. When the connector is in butt joint use, the contact elements are allowed to be not in physical contact, so that abrasion caused by contact of the end faces of the contact elements is avoided, the damage of the optical fiber contact elements can be effectively avoided, and the reliability and the mechanical life of the connector are improved.
The port type optical fiber rotary connector has the main advantages of high precision, misplug prevention, electromagnetic interference resistance, extreme environment resistance, high reliability and the like; the optical fiber connector has the function of transmitting optical signals in 360-degree unlimited rotation without connecting optical fiber pigtails, can realize movable detachable connection, and is convenient to install and maintain; the connector eliminates the abrasion of the optical fiber contact body caused by physical contact, avoids the phenomenon of optical fiber fracture caused by optical fiber protrusion, and can effectively avoid the damage of the optical fiber. Not only can ensure the excellent transmission of optical signals, but also can improve the service life of the optical fiber connector.
The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.
Claims (4)
1. A ported fiber optic rotary connector, comprising: comprises a fixed component and a rotating component,
the fixing assembly comprises a stator shell (1), a first port shell (2), a first opening sleeve (3), a first closed sleeve (4) and a first collimating lens (5), the inner annular surface of the head section of the stator shell (1) is in threaded connection with the first port shell (2), the first opening sleeve (3) is fixed in the first port shell (2), the first closed sleeve (4) is in interference fit with the tail section of the first opening sleeve (3) and the middle section of the stator shell (1), and the first collimating lens (5) is further bonded in the first closed sleeve (4);
the rotating assembly comprises a rotor shell (6), an outer shell (7), a first bearing (8), a second bearing (9), a gasket (10), a second port shell (11), a second opening sleeve (12), a second closing sleeve (13) and a second collimating lens (14), wherein the first bearing (8), the gasket (10) and the second bearing (9) are sequentially sleeved on the outer annular surface of the middle section of the rotor shell (6), the outer shell (7) is connected with the rotor shell (6) through the first bearing (8) and the second bearing (9), the second port shell (11) is in threaded connection with the inner annular surface of the tail section of the rotor shell (6), the second opening sleeve (12) is fixed in the second port shell (11), and the second closing sleeve (13) is in interference fit with the head section of the second opening sleeve (12) and the middle section of the rotor shell (6), a second collimating lens (14) is also bonded in the second closed sleeve (13);
when the fixed assembly and the rotating assembly are in an inserted state, the tail section of the stator shell (1) is inserted into a gap between the outer shell (7) and the rotor shell (6), the tail section end face of the stator shell (1) is abutted to the first bearing (8), the tail section part of the first collimating lens (5) is inserted into a cavity of the head section of the rotor shell (6), and the stator shell (1) is in threaded connection with the outer shell (7).
2. The ported fiber optic rotary connector of claim 1, wherein: the first port shell (2) and the second port shell (11) are respectively provided with a first positioning groove (21) and a second positioning groove (111).
3. The ported fiber optic rotary connector of claim 1, wherein: the tail port of the outer shell (7) is provided with a first chamfer (71).
4. The ported fiber optic rotary connector of claim 1, wherein: the first port shell (2) and the second port shell (11) are respectively provided with a second chamfer (22) and a third chamfer (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020204463.0U CN211426860U (en) | 2020-02-25 | 2020-02-25 | Port type optical fiber rotary connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020204463.0U CN211426860U (en) | 2020-02-25 | 2020-02-25 | Port type optical fiber rotary connector |
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| Publication Number | Publication Date |
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| CN211426860U true CN211426860U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020204463.0U Active CN211426860U (en) | 2020-02-25 | 2020-02-25 | Port type optical fiber rotary connector |
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| CN (1) | CN211426860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088436A (en) * | 2021-10-25 | 2022-02-25 | 武汉理工大学 | Health monitoring and fault diagnosis system for large-scale rotating machinery structure |
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2020
- 2020-02-25 CN CN202020204463.0U patent/CN211426860U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088436A (en) * | 2021-10-25 | 2022-02-25 | 武汉理工大学 | Health monitoring and fault diagnosis system for large-scale rotating machinery structure |
| CN114088436B (en) * | 2021-10-25 | 2024-05-03 | 武汉理工大学 | Large-scale rotating machinery structure health monitoring and fault diagnosis system |
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