CN210222299U - Slip ring with integrated fiber optic rotary joint - Google Patents
Slip ring with integrated fiber optic rotary joint Download PDFInfo
- Publication number
- CN210222299U CN210222299U CN201920943481.8U CN201920943481U CN210222299U CN 210222299 U CN210222299 U CN 210222299U CN 201920943481 U CN201920943481 U CN 201920943481U CN 210222299 U CN210222299 U CN 210222299U
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- CN
- China
- Prior art keywords
- rotary joint
- wall
- rotor
- optical fiber
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a sliding ring with integrated optic fibre rotary joint, including stator housing, stator housing inner wall is equipped with the slide rail, and slide rail inner wall rotates and is connected with the rotor that the middle part runs through, it has the ring channel that the equidistance distributes to open on the rotor outer wall, and the equal joint of ring channel inner wall has the conducting ring, the conducting ring is connected with input cable, slide rail inner wall is opened there is the mounting groove, and mounting groove inner wall joint has the brush head, the brush head is connected with output cable, and brush head and conducting ring contact, the one end joint that rotor inner wall is close to stator housing has optic fibre rotary joint stator part, and optic fibre rotary joint stator part is connected with output optical cable. The utility model discloses can connect through the contact conducting ring, also can connect through light transmission, the optic fibre rotary joint is integrated in the rotor, and it is integrated in the optic fibre rotary joint who radially leaves from optic fibre rotary joint with the optical cable in one side to be favorable, and the axial is at the opposite side to reduce overall design's axial length.
Description
Technical Field
The utility model relates to an electrical slip ring technical field especially relates to a sliding ring with integrated optic fibre rotary joint.
Background
Slip rings are used in industrial systems to electrically connect a rotating part of an installation with a stationary part, for example, to transmit power and signals, typical examples being slip rings for pitch regulation in wind turbines.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, and the sliding ring with integrated optic fibre rotary joint that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
slip ring with integrated optic fibre rotary joint, including the stator casing, the stator casing inner wall is equipped with the slide rail, and the slide rail inner wall rotates and is connected with the rotor that the middle part runs through, open the ring channel that has the equidistance to distribute on the rotor outer wall, and the equal joint of ring channel inner wall has the conducting ring, the conducting ring is connected with input cable, the slide rail inner wall is opened there is the mounting groove, and mounting groove inner wall joint has the brush head, the brush head is connected with output cable, and brush head and conducting ring contact, the one end joint that the rotor inner wall is close to the stator casing has optic fibre rotary joint stator portion, and optic fibre rotary joint stator portion is connected with the output optical cable, the one end outer wall center department that optic fibre rotary joint stator portion is located the rotor inside rotates and is connected with optic fibre rotary.
Preferably, one end of the stator shell, which is far away from the rotor, is of an open structure, the side wall of the stator shell is close to the opening and leans against the clamping grooves which are distributed at the right equal distance, and the inner walls of the clamping grooves are clamped with the same shell cover.
Preferably, the stator housing is provided with a first through hole and a second through hole near the output optical cable and the output cable respectively, and the inner walls of the first through hole and the second through hole are sleeved with a first sealing ring and a second sealing ring respectively.
Preferably, a third through hole and a fourth through hole are respectively formed in the position, close to the input optical cable and the input cable, of the rotor, a third sealing ring is sleeved on the inner wall of the third through hole, and a wire guide column is arranged on the outer wall of the rotor along the fourth through hole.
Preferably, the outer wall of one side of the stator shell is provided with mounting holes distributed at equal intervals along the circumference, and the inner wall of each mounting hole is provided with a thread groove.
Preferably, the stator housing, the rotor and the housing cover are made of epoxy resin, and the ends, located outside the stator housing and the rotor, of the input optical cable and the output optical cable are provided with optical cable connectors.
The utility model has the advantages that:
1. through the arrangement of the stator shell, the rotor, the optical fiber rotary joint stator part and the optical fiber rotary joint rotor part, the control bus can be connected through the contact conductive ring, but also can be connected through optical transmission, wherein continuous optical communication between the rotor and the stator is realized through the optical fiber rotary joint.
2. The fibre optic rotary joint is integrated in the rotor, advantageously in the fibre optic rotary joint where the optical fibre cable is radially distanced from the fibre optic rotary joint on one side, axially on the other side, to reduce the axial length of the overall design.
Drawings
Fig. 1 is a schematic structural diagram of a slip ring with an integrated optical fiber rotary joint according to the present invention;
fig. 2 is a schematic view of the working principle of the slip ring with the integrated optical fiber rotary joint of the present invention.
In the figure: 1 stator shell, 2 slide rails, 3 rotors, 4 conducting rings, 5 electric brush heads, 6 output cables, 7 input cables, 8 optical fiber rotary joint stator parts, 9 optical fiber rotary joint rotor parts, 10 input optical cables, 11 output optical cables and 12 shell covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a slip ring with an integrated optical fiber rotary joint comprises a stator housing 1, a slide rail 2 is arranged on the inner wall of the stator housing 1, the inner wall of the slide rail 2 is rotatably connected with a rotor 3 with a through middle part, annular grooves are arranged on the outer wall of the rotor 3 at equal intervals, conducting rings 4 are clamped on the inner walls of the annular grooves, the conducting rings 4 are connected with input cables 7, a mounting groove is arranged on the inner wall of the slide rail 2, a brush head 5 is clamped on the inner wall of the mounting groove, the brush head 5 is connected with output cables 6, the brush head 5 is contacted with the conducting rings 4, an optical fiber rotary joint stator part 8 is clamped on one end of the inner wall of the rotor 3 close to the stator housing 1, the optical fiber rotary joint stator part 8 is connected with output optical cables 11, an optical fiber rotary joint rotor part 9 is rotatably connected at, the end of the stator shell 1 far away from the rotor 3 is of an open structure, the side wall of the stator shell 1 near the opening is provided with clamping grooves which are equidistantly distributed on the right, the inner wall of each clamping groove is clamped with a same shell cover 12, the stator shell 1 near the output optical cable 11 and the output cable 6 is respectively provided with a first through hole and a second through hole, the inner walls of the first through hole and the second through hole are respectively sleeved with a first sealing ring and a second sealing ring, the rotor 3 near the input optical cable 10 and the input cable 7 are respectively provided with a third through hole and a fourth through hole, the inner wall of the third through hole is sleeved with a third sealing ring, the outer wall of the rotor 3 is provided with a wire guide post along the fourth through hole, the outer wall of one side of the stator shell 1 is provided with mounting holes, rotor 3 and cap 12 are the epoxy material, and input optical cable 10 and output optical cable 11 are located stator housing 1 and the outside one end of rotor 3 and all are equipped with the optical cable connector.
The working principle is as follows: by the arrangement of the stator housing 1, the rotor 3, the fibre rotary joint stator part 8 and the fibre rotary joint rotor part 9, the control bus can be connected by the contact conducting ring 4, but also by an optical transmission connection, here a continuous optical communication between the rotor and the stator is achieved by the fibre rotary joint, which is integrated in the rotor 3, which is advantageous since the fibre requires a bending radius of about 25mm, in a fibre rotary joint where the fibre cable is radially separated from the fibre rotary joint on one side, axially on the other side, to reduce the axial length of the overall design.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The slip ring with the integrated optical fiber rotary joint comprises a stator shell (1) and is characterized in that a slide rail (2) is arranged on the inner wall of the stator shell (1), the inner wall of the slide rail (2) is rotatably connected with a rotor (3) with a middle part penetrating through, annular grooves distributed at equal intervals are formed in the outer wall of the rotor (3), conductive rings (4) are clamped on the inner walls of the annular grooves, the conductive rings (4) are connected with input cables (7), a mounting groove is formed in the inner wall of the slide rail (2), a brush head (5) is clamped on the inner wall of the mounting groove, the brush head (5) is connected with an output cable (6), the brush head (5) is in contact with the conductive rings (4), an optical fiber rotary joint stator part (8) is clamped at one end, close to the stator shell (1), of the inner wall of the rotor (3), and the optical, the optical fiber rotary joint comprises an optical fiber rotary joint rotor part (9) and an optical fiber rotary joint stator part (8), wherein the optical fiber rotary joint rotor part (9) is rotatably connected to the center of the outer wall of one end, positioned inside a rotor (3), of the optical fiber rotary joint stator part, and the optical fiber rotary joint rotor part (9) is connected with an input optical cable (10).
2. Slip ring with integrated optical fiber rotary joint according to claim 1, characterized in that the end of the stator housing (1) far away from the rotor (3) is an open structure, and the side wall of the stator housing (1) near the open end is provided with slots distributed at equal distance to the right, and the inner wall of the slots is clamped with the same housing cover (12).
3. The slip ring with the integrated optical fiber rotary joint according to claim 1, wherein a first through hole and a second through hole are respectively formed in the stator housing (1) near the output optical cable (11) and the output cable (6), and a first sealing ring and a second sealing ring are respectively sleeved on the inner walls of the first through hole and the second through hole.
4. Slip ring with integrated optical fiber rotary joint according to claim 1, characterized in that the rotor (3) has a third through hole and a fourth through hole near the input optical cable (10) and the input electrical cable (7), respectively, and the inner wall of the third through hole is sleeved with a third sealing ring, and the outer wall of the rotor (3) is provided with a wire guide post along the fourth through hole.
5. Slip ring with integrated optical fiber rotary joint according to claim 1, characterized in that the outer wall of one side of the stator housing (1) is provided with mounting holes distributed equidistantly along the circumference, and the inner wall of the mounting hole is provided with a thread groove.
6. Slip ring with integrated optical fiber rotary joint according to claim 1, characterized in that the stator housing (1), the rotor (3) and the housing cover (12) are made of epoxy resin, and the ends of the input optical cable (10) and the output optical cable (11) outside the stator housing (1) and the rotor (3) are provided with optical cable connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943481.8U CN210222299U (en) | 2019-06-21 | 2019-06-21 | Slip ring with integrated fiber optic rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943481.8U CN210222299U (en) | 2019-06-21 | 2019-06-21 | Slip ring with integrated fiber optic rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210222299U true CN210222299U (en) | 2020-03-31 |
Family
ID=69933399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920943481.8U Expired - Fee Related CN210222299U (en) | 2019-06-21 | 2019-06-21 | Slip ring with integrated fiber optic rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210222299U (en) |
-
2019
- 2019-06-21 CN CN201920943481.8U patent/CN210222299U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |