CN204536603U - A kind of active fiber spinning coupling arrangement - Google Patents
A kind of active fiber spinning coupling arrangement Download PDFInfo
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- CN204536603U CN204536603U CN201520270610.3U CN201520270610U CN204536603U CN 204536603 U CN204536603 U CN 204536603U CN 201520270610 U CN201520270610 U CN 201520270610U CN 204536603 U CN204536603 U CN 204536603U
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- optical fiber
- fiber component
- coupling arrangement
- lens
- core motor
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Abstract
The utility model discloses a kind of active fiber spinning coupling arrangement, comprise the first optical fiber component, the second optical fiber component and core motor, wherein, first optical fiber component be fixed on core motor revolving hollow spindle free end and with the round end fittings being arranged at outer side, inside the shell that second optical fiber component is arranged at described core motor and with the stiff end fittings being arranged at described outer side, the first described optical fiber component is relative with the second described optical fiber component position.The utility model is by being directly arranged at stiff end and the revolving hollow spindle of core motor respectively by optical fiber to be coupled, enormously simplify the structure of fiber spinning coupling arrangement, and original fiber spinning mode is directly driven by core motor from passive becoming, eliminate extra gearing make system architecture more simple and eliminate driving error, the optimization more of fixing fabric structure, noise reduces greatly.
Description
Technical field
The utility model belongs to light signal transmission device field, relates to a kind of active fiber spinning coupling arrangement particularly.
Background technology
Fiber rotation connector is a kind of mechanism carrying out transmitting between platform and another static platform utilizing optical fiber to be rotated at by signal as transmission medium.CN10794504A discloses a kind of data transmission system based on optical fiber communication, Timing Belt is driven to rotate by the belt wheel on rotary body, belt wheel and Timing Belt arrange laser alignment mirror, by the length of the number and spacing and Timing Belt that arrange laser alignment mirror on belt wheel and Timing Belt, ensure that any time has a pair laser alignment mirror to be that cooperation is relative, thus by the laser data transmission on rotary body belt wheel in the optical fiber on Timing Belt, then by fiber rotation connector by rotate optical fiber in laser data transmission in fixed body.The transmission accuracy of this system to physical construction and belt wheel Timing Belt requires higher, realizes comparatively complicated, installs comparatively difficulty.Patent 2012207085238 discloses a kind of fiber rotation connector, it comprises stator module and rotor assembly, stator module is by brake hoop, assembly sleeve, be locked ring and flange formation, rotor assembly is made up of optical fiber collimator and high-speed micro bearing, described optical fiber collimator has two, be installed in the circular hole at assembly sleeve two ends, wherein the optical fiber collimator of one end is fixed by the ring that is locked, other end optical fiber collimator is that both shoulders brace type is installed in the circular hole of assembly sleeve by two high-speed micro bearings, be fixed by brake hoop and flange again.Although this device effectively reduces rotor rotate beating and deflecting of generation, improve the stability of turning axle, when needs High Rotation Speed, for providing the motor noise of rotating speed very large, affecting the transmission of signal.
Utility model content
Utility model object: for solve in prior art exist bulky, need extra gear train, there is driving error and high-speed cruising time the problem such as noise is large, the utility model provides a kind of active fiber spinning coupling arrangement, by on stiff end that fixed fiber and spin fiber are separately fixed at core motor and hollow rotary shaft, realizing the passive rotational translation of spin fiber is active rotation, eliminate extra gear train, simplify the structure of system, reduce the noise of system.
Technical scheme: for realizing above-mentioned technical purpose, the utility model proposes a kind of active fiber spinning coupling arrangement, comprise the first optical fiber component, second optical fiber component and core motor, described core motor comprises shell and is fixed on the revolving hollow spindle of described enclosure, wherein, described first optical fiber component be fixed on described core motor revolving hollow spindle free end and with the round end fittings being arranged at described outer side, inside the shell that described second optical fiber component is arranged at described core motor and with the stiff end fittings being arranged at described outer side, the first described optical fiber component is relative with the second described optical fiber component position.
Particularly, the revolving hollow spindle of the first described optical fiber component and core motor is by glue together, welding or the mode of fixture clamping is fixedly connected with, and the shell of described second optical fiber component and core motor passes through to glue together, weld or the mode of fixture clamping is fixedly connected with.
Wherein, described first optical fiber component comprises the first optical fiber and the first lens, the second described optical fiber component comprises the second optical fiber and the second lens, wherein, by gluing together, welding or the mode of fixture clamping is interconnected between the first optical fiber with the first lens and between the second optical fiber with the second lens.
Described first optical fiber or the second optical fiber are single-mode fiber or multimode optical fiber; The first described lens or the second lens are lens pillar or concave-convex lens.When adopting concave-convex lens, there is between optical fiber and lens certain distance, when adopting lens pillar, combining closely between optical fiber and lens.
Wherein, in some application scenario in order to reduce return loss, the first described optical fiber and the end face coating of the second optical fiber or plated film again after being ground into oblique angle or being ground into oblique angle; The first described lens and the second lensed endface plated film or plated film again after being ground into oblique angle or being ground into oblique angle.
Described round end joint and stiff end joint are tail optical fiber joint or bump joint, namely can export as optical fiber, also can as intelligent acess.
Due in actual application, differ and be just in time relatively convenient to both couplings surely in the position of two optical fiber components, when the position of described first optical fiber component opposite side is departed from the position of the second optical fiber component, now need to utilize the transmission direction of a light path adjustment element to two optical fiber components to adjust, it is inner that described light path adjustment element is arranged at described core motor, and described light path adjustment element makes to be coupled with the light path from described second optical fiber component from the light path of described first optical fiber component.
In one embodiment, described light path adjustment unit is catoptron.
Beneficial effect: compared with prior art, the utility model is by being directly arranged at shell and the revolving hollow spindle of core motor respectively by optical fiber to be coupled, enormously simplify the structure of fiber spinning coupling arrangement, and original fiber spinning mode is directly driven by core motor from passive becoming, greatly reduce high speed noise, eliminate extra gear train and the driving error of existence, thus reduce costs, reduced volume.
Accompanying drawing explanation
Fig. 1 is the structural representation of active fiber spinning coupling arrangement of the present utility model;
Fig. 2 is the schematic diagram of the active fiber spinning coupling arrangement with optical path adjusting element.
Embodiment
As shown in Figure 1, a kind of active fiber spinning coupling arrangement, comprise the first optical fiber component 1, second optical fiber component 2 and core motor, the chief component of this core motor is shell 3 and the revolving hollow spindle 4 being arranged at enclosure, type for core motor does not limit, and has brush or brushless.Wherein, first optical fiber component 1 comprises the first optical fiber and the first lens, second optical fiber component 2 comprises the second optical fiber and the second lens, in each optical fiber component, lens and optical fiber can be fixed by the mode of gummed, welding or fixture clamping, the type of optical fiber and lens can be selected as required, if optical fiber can be single-mode fiber or multimode optical fiber; Lens can be lens pillar or concave-convex lens, and optical fiber and lens also can need to process according to practical application, as in some application scenario in order to reduce return loss, the end face coating of the first optical fiber and the second optical fiber or plated film again after being ground into oblique angle or being ground into oblique angle; First lens and the second lensed endface plated film or plated film again after being ground into oblique angle or being ground into oblique angle.First optical fiber component 1 is fixed on the free end of core motor revolving hollow spindle 4 and is communicated with the round end joint 5 be arranged at outside shell 3, be communicated with the stiff end joint 6 be arranged at outside shell 3 inside the shell 3 that second optical fiber component 2 is arranged at core motor, and the first optical fiber component 1 is relative with the position of the second optical fiber component 2.Described in first optical fiber component and the second optical fiber component, the connected mode of core motor is also changeable, as gummed, welding or fixture clamping, wherein, connects preferably by laser bonding.Round end joint and stiff end joint can be tail optical fiber joint or bump joint, namely both can export as optical fiber, also can input as optical fiber.
In the present embodiment, first optical fiber component 1 and the second optical fiber component 2 are welded by single-mode fiber and lens pillar respectively, and be encapsulated in housing, first the revolving hollow spindle 4 of the first optical fiber component 1 and core motor is adjusted to one heart and is welded and fixed after collimation, then the second optical fiber component 2 and the first optical fiber component 1 are adjusted to the shell 3 being weldingly fixed on core motor after also collimating with one heart inner, and respectively the first optical fiber component 1 is communicated with stiff end joint 6 with round end joint 5 with the second optical fiber component 2, for exporting or input optical fibre.The utility model is by being directly arranged at shell and the revolving hollow spindle of core motor respectively by optical fiber to be coupled, enormously simplify the structure of fiber spinning coupling arrangement, and original fiber spinning mode is directly driven by core motor from passive becoming, greatly reduce high speed noise, eliminate extra gear train and the driving error of existence, thus reduce costs, reduced volume.After tested, assemble complete active its Insertion Loss of fiber spinning coupling arrangement and can control between 0.1 ~ 1dB, Insertion Loss changing value during rotation depends on the concentricity of whole device.
In another embodiment, the position of the second optical fiber component 2 is not at the offside of the first optical fiber component 1, as shown in Figure 2, second optical fiber component 2 may be introduced from the top of core motor, now, need utilize an optical path adjusting element 7 to carry out regulating thus both light paths are coupled, as arranged a catoptron as optical path adjusting element in core motor, enter the second optical fiber component 2 after light path from the first optical fiber component 1 is reflected by catoptron, vice versa.Those skilled in the art reasonably can arrange according to the position of position to catoptron of the second concrete optical fiber component, make both better couplings.
Claims (8)
1. an active fiber spinning coupling arrangement, it is characterized in that, comprise the first optical fiber component (1), second optical fiber component (2) and core motor, described core motor comprises shell (3) and is fixed on the inner revolving hollow spindle (4) of described shell (3), wherein, described first optical fiber component (1) is fixed on the free end of described core motor revolving hollow spindle (4) and is communicated with the round end joint (5) being arranged at described shell (3) outside, described second optical fiber component (2) is arranged at shell (3) inner side of described core motor and is communicated with the stiff end joint (6) being arranged at described shell (3) outside, and described the first optical fiber component (1) is relative with described the second optical fiber component (2) position.
2. active fiber spinning coupling arrangement according to claim 1, it is characterized in that, the revolving hollow spindle (4) of described the first optical fiber component (1) and core motor is by glue together, welding or the mode of fixture clamping is fixedly connected with, and the shell (3) of described second optical fiber component (2) and core motor passes through to glue together, weld or the mode of fixture clamping is fixedly connected with.
3. active fiber spinning coupling arrangement according to claim 1, it is characterized in that, described first optical fiber component (1) comprises the first optical fiber and the first lens, described the second optical fiber component (2) comprises the second optical fiber and the second lens, wherein, between the first optical fiber with the first lens and between the second optical fiber with the second lens by gluing together, welding or the mode of fixture clamping is interconnected.
4. active fiber spinning coupling arrangement according to claim 3, is characterized in that, described first optical fiber or the second optical fiber are single-mode fiber or multimode optical fiber; The first described lens or the second lens are lens pillar or concave-convex lens.
5. active fiber spinning coupling arrangement according to claim 3, is characterized in that, the first described optical fiber and the end face coating of the second optical fiber or plated film again after being ground into oblique angle or being ground into oblique angle; The first described lens and the second lensed endface plated film or plated film again after being ground into oblique angle or being ground into oblique angle.
6. active fiber spinning coupling arrangement according to claim 1, is characterized in that, described round end joint (5) and stiff end joint (6) are tail optical fiber joint or bump joint.
7. the active fiber spinning coupling arrangement according to any one of claim 1 ~ 6, it is characterized in that, described the second optical fiber component (2) is arranged at the position of departing from described first optical fiber component (1) opposite side, wherein, described active fiber spinning coupling arrangement comprises light path adjustment element (7), described light path adjustment element (7) is arranged at the appropriate location of the light path of described second optical fiber component (2), described light path adjustment element (7) makes to be coupled with the light path from described second optical fiber component (2) from the light path of described first optical fiber component (1).
8. active fiber spinning coupling arrangement according to claim 7, is characterized in that, described optical path adjusting element (7) is catoptron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270610.3U CN204536603U (en) | 2015-04-29 | 2015-04-29 | A kind of active fiber spinning coupling arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270610.3U CN204536603U (en) | 2015-04-29 | 2015-04-29 | A kind of active fiber spinning coupling arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204536603U true CN204536603U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520270610.3U Expired - Fee Related CN204536603U (en) | 2015-04-29 | 2015-04-29 | A kind of active fiber spinning coupling arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204536603U (en) |
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2015
- 2015-04-29 CN CN201520270610.3U patent/CN204536603U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190307 Address after: 210032 10/F, Block E, Phase II, Zhongdan Eco-life Science Industrial Park, 3-1 Xinjinhu Road, Jiangbei New District, Nanjing City, Jiangsu Province Co-patentee after: General Hospital of the Eastern War Zone of the Chinese People's Liberation Army Patentee after: NANJING WOFUMAN MEDICAL TECHNOLOGY CO., LTD. Address before: 210022 No. 30 Yanghu Lane, Qinhuai District, Nanjing City, Jiangsu Province Patentee before: NANJING WOFUMAN MEDICAL TECHNOLOGY CO., LTD. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20190429 |
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| CF01 | Termination of patent right due to non-payment of annual fee |