CN216214700U - Combined high-shielding slip ring for rotary table - Google Patents
Combined high-shielding slip ring for rotary table Download PDFInfo
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- CN216214700U CN216214700U CN202122611279.5U CN202122611279U CN216214700U CN 216214700 U CN216214700 U CN 216214700U CN 202122611279 U CN202122611279 U CN 202122611279U CN 216214700 U CN216214700 U CN 216214700U
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Abstract
The utility model discloses a combined high-shielding slip ring for a rotary table, and relates to the technical field of conductive slip rings. The utility model comprises a power slip ring and a signal slip ring; the power slip ring is in transmission connection with the signal slip ring; the power slip ring comprises a power shaft body assembly, a power combined bracket, a power electric brush assembly, a power isolation cover and a power protection cover which are coaxially arranged; the signal slip ring comprises a signal shaft body assembly, a signal combined support, a signal electric brush assembly, a signal isolation cover and a signal protection cover which are coaxially arranged. According to the utility model, through the design of the power slip ring and the signal slip ring, the two slip rings not only have better shielding effect when used independently, but also have shielding cavity design for respective routing after combination, so that the electromagnetic interference between the internal power of the slip rings and the signal is greatly reduced, the working reliability is improved, the error rate of the rotary table in the working process is further reduced, and the working efficiency is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of conductive slip rings, and particularly relates to a combined high-shielding slip ring for a rotary table.
Background
The conductive slip ring is a power transmission device for realizing signal and electric power transmission between two relative rotating mechanisms, and realizes sliding electric contact in rotary work through sliding friction of a stator part and a rotor part. The common conductive slip ring can not use a high-power ring and a low-frequency signal ring in a mixed manner, so that the interference of the power ring on the transmission of the signal ring is avoided; and the electromagnetic locking device is usually used for platforms such as pod, locking mechanism and artillery, and no complex electromagnetic environment exists outside.
When a special turntable testing device is tested by a common slip ring user, certain electromagnetic interference is caused to the inside and the outside of a product due to the high power of a motor of the turntable and the need of power transmission through the slip ring; and the turntable is used in special test places and various high-power machines in the test places, the electromagnetic field is complex, and the electromagnetic interference from the outside is complex and variable, so that the common conductive slip ring cannot be applied to the environment, and the equipment cannot normally complete the detection work.
Disclosure of Invention
The utility model aims to provide a combined high-shielding slip ring for a rotary table, which can isolate the interference of a self high-power motor to signal transmission of a signal loop from the inside of the slip ring and can also isolate the influence of an external electromagnetic field on the transmission of each electric signal of the slip ring.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a combined high-shielding slip ring for a turntable, which comprises a power slip ring and a signal slip ring; the power slip ring is in transmission connection with the signal slip ring; the power slip ring comprises a power shaft body assembly, a power combined bracket, a power electric brush assembly, a power isolation cover and a power protection cover which are coaxially arranged; the power combined support is fixedly arranged outside the power shaft body assembly, the power isolation cover is fixedly arranged at one end part of the power combined support, the power protection cover is fixedly arranged between the power combined support and the power isolation cover, and the power electric brush assembly is fixedly arranged between the power isolation cover and the power shaft body assembly; the signal slip ring comprises a signal shaft body assembly, a signal combined bracket, a signal brush assembly, a signal isolation cover and a signal protection cover which are coaxially arranged; the signal combination support is fixedly arranged outside the signal shaft body assembly, the signal isolation cover is fixedly arranged outside the signal combination support, the signal protection cover is fixedly arranged outside the signal isolation cover, and the signal brush assembly is fixedly arranged between the signal isolation cover and the signal shaft body assembly.
Furthermore, the stator of the power slip ring is fixedly connected with the stator of the signal slip ring through screws, and a boss on the rotor of the power slip ring is in clearance fit with a hollow groove on the rotor of the signal slip ring.
Furthermore, the power shaft body assembly is provided with a plurality of power outlet holes and single signal outlet holes which are uniformly distributed in the circumferential direction; the signal outlet hole is positioned on the axis of the power shaft body assembly, and the power outlet hole is arranged in the circumferential direction of the signal outlet hole.
Furthermore, the signal combination bracket is provided with a plurality of signal ring brush lead wire outlet holes which are uniformly distributed in the circumferential direction and a plurality of power ring brush lead wire outlet holes which are uniformly distributed in the circumferential direction; the power ring brush lead wire outlet hole is arranged on the outer side of the signal ring brush lead wire outlet hole.
Furthermore, the number ratio of the power ring brush lead wire outlet holes to the signal ring brush lead wire outlet holes is 1:1, and the number ratio of the power ring brush lead wire outlet holes to the power ring brush lead wire outlet holes is 1: 1.
Furthermore, the power isolation cover and the signal isolation cover are made of magnetic isolation 2Cr13 materials; the power shaft body assembly, the power combined bracket and the power protective cover are made of magnetism-isolating 2Cr13 materials; the signal shaft body assembly, the signal combined bracket and the signal protective cover are all made of magnetism-isolating 2Cr13 materials.
The utility model has the following beneficial effects:
1. according to the utility model, through the design of the power slip ring and the signal slip ring, the two slip rings not only have better shielding effect when used independently, but also have shielding cavity design for respective routing after combination, so that the electromagnetic interference between the internal power of the slip rings and the signal is greatly reduced, the working reliability is improved, the error rate of the rotary table in the working process is further reduced, and the working efficiency is greatly improved.
2. The product of the utility model is designed to shield the outside integrally, thus greatly reducing the electromagnetic interference of the outside environment to the inside of the power slip ring and the signal slip ring, and further effectively ensuring the signal stability of the turntable during working.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a combined high-shielding slip ring for a turntable.
Fig. 2 is a schematic structural view of an end portion of a combined high-shielding slip ring for a turntable.
Fig. 3 is a schematic structural view of the other end of the combined high-shielding slip ring for the turntable.
Fig. 4 is a schematic structural diagram of the power slip ring.
Fig. 5 is a schematic view of the left end structure of the power slip ring shown in fig. 4.
Fig. 6 is a schematic diagram of a right end structure of the power slip ring shown in fig. 4.
Fig. 7 is a schematic structural diagram of the signal slip ring.
Fig. 8 is a schematic view of the left end structure of the signal slip ring shown in fig. 7.
Fig. 9 is a schematic diagram of a right end structure of the signal slip ring shown in fig. 7.
In the drawings, the components represented by the respective reference numerals are listed below:
1-power slip ring, 11-power shaft body component, 12-power combined bracket, 13-power brush component, 14-power isolation cover, 15-power protection cover, 2-signal slip ring, 21-signal shaft body component, 22-signal combined bracket, 23-signal brush component, 24-signal isolation cover and 25-signal protection cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention is a combined high shielding slip ring for a turntable, including a power slip ring 1 and a signal slip ring 2; the power slip ring 1 is in transmission connection with the signal slip ring 2, so that the power slip ring 1 and the signal slip ring 2 can be combined into a slip ring for a turntable; the power slip ring 1 and the signal slip ring 2 are made of magnetic isolation 2Cr13 materials, and have good magnetic isolation performance to the outside when being used independently;
the power slip ring 1 comprises a power shaft body assembly 11, a power combined bracket 12, a power brush assembly 13, a power isolation cover 14 and a power protection cover 15 which are coaxially arranged;
the power combined bracket 12 is fixedly arranged outside the power shaft body assembly 11, the power isolation cover 14 is fixedly arranged at one end part of the power combined bracket 12, the power protection cover 15 is fixedly arranged between the power combined bracket 12 and the power isolation cover 14, and the power brush assembly 13 is fixedly arranged between the power isolation cover 14 and the power shaft body assembly 11;
the signal slip ring 2 comprises a signal shaft body component 21, a signal combined bracket 22, a signal brush component 23, a signal isolation cover 24 and a signal protection cover 25 which are coaxially arranged;
the signal combination bracket 22 is fixedly installed outside the signal shaft body assembly 21, the signal isolation cover 24 is fixedly installed outside the signal combination bracket 22, the signal protection cover 25 is fixedly installed outside the signal isolation cover 24, and the signal brush assembly 23 is fixedly installed between the signal isolation cover 24 and the signal shaft body assembly 21.
In this embodiment, the stator of the power slip ring 1 and the stator of the signal slip ring 2 are fastened and connected by screws, and the boss on the rotor of the power slip ring 1 is in clearance fit with the hollow groove on the rotor of the signal slip ring 2, so that transmission between the power slip ring 1 and the signal slip ring 2 can be realized.
In this embodiment, the power shaft assembly 11 is provided with a plurality of power outlet holes and single signal outlet holes which are uniformly distributed in the circumferential direction; the signal outlet hole is positioned on the axis of the power shaft body component 11, and the power outlet hole is arranged in the peripheral direction of the signal outlet hole;
considering the electromagnetic interference between the internal wiring of the ring lead of the power slip ring 1 and the ring lead of the signal slip ring 2, the power shaft body component 11 is designed into 4 power wire outlets and 1 signal wire outlet, wherein the middle signal wire outlet is designed by the envelope of the power shaft body component 11 to completely separate the signal wire from the power wire, so that the electromagnetic isolation between the ring lead of the power ring and the ring lead of the signal ring in the ring body is achieved.
In this embodiment, the signal combination bracket 22 is provided with a plurality of signal ring brush lead wire outlet holes which are circumferentially and uniformly distributed and a plurality of power ring brush lead wire outlet holes which are circumferentially and uniformly distributed; the power ring brush lead wire outlet hole is arranged outside the signal ring brush lead wire outlet hole;
considering the electromagnetic interference between the wires inside the brush leads of the power slip ring 1 and the signal slip ring 2, the signal combination bracket 22 is designed to be 8 circumferential wire outlets, wherein 4 circumferential wire outlets on the inner ring are signal ring brush lead wire outlets, and 4 circumferential wire outlets on the outer ring are power ring brush lead wire outlets.
In the embodiment, the number ratio of the power ring brush lead wire outlet holes to the signal ring brush lead wire outlet holes is 1:1, and the number ratio of the power outlet holes to the power ring brush lead wire outlet holes is 1: 1; the power isolation cover 14 and the signal isolation cover 24 are made of magnetic isolation 2Cr13 materials; the signal ring brush lead and the power ring brush lead are shielded from electromagnetic interference caused by internal wiring through the power isolation cover 14 and the signal isolation cover 24, and the shielding brush lead and the power brush assembly 13 and the signal brush assembly 23 are shielded from electromagnetic interference.
In this embodiment, the power shaft assembly 11, the power combination bracket 12 and the power protection cover 15 are made of magnetic isolation 2Cr13 material; the signal shaft body assembly 21, the signal combined bracket 22 and the signal protective cover 25 are made of magnetism-isolating 2Cr13 materials; the magnetic isolation materials isolate the slip ring from external electromagnetic interference, so that the product has extremely strong shielding effect on external electromagnetic interference.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a revolving stage is with combination formula high shielding sliding ring which characterized in that: the device comprises a power slip ring (1) and a signal slip ring (2); the power slip ring (1) is in transmission connection with the signal slip ring (2);
the power slip ring (1) comprises a power shaft body assembly (11), a power combined bracket (12), a power brush assembly (13), a power isolation cover (14) and a power protection cover (15), which are coaxially arranged;
the power combined support (12) is fixedly arranged outside the power shaft body assembly (11), the power isolation cover (14) is fixedly arranged at one end of the power combined support (12), the power protection cover (15) is fixedly arranged between the power combined support (12) and the power isolation cover (14), and the power electric brush assembly (13) is fixedly arranged between the power isolation cover (14) and the power shaft body assembly (11);
the signal slip ring (2) comprises a signal shaft body assembly (21), a signal combined bracket (22), a signal brush assembly (23), a signal isolation cover (24) and a signal protection cover (25), which are coaxially arranged;
the signal combination support (22) is fixedly arranged outside the signal shaft body assembly (21), the signal isolation cover (24) is fixedly arranged outside the signal combination support (22), the signal protection cover (25) is fixedly arranged outside the signal isolation cover (24), and the signal electric brush assembly (23) is fixedly arranged between the signal isolation cover (24) and the signal shaft body assembly (21).
2. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the stator of the power slip ring (1) and the stator of the signal slip ring (2) are connected by fastening screws, and the boss on the rotor of the power slip ring (1) is in clearance fit with the hollow groove on the rotor of the signal slip ring (2).
3. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the power shaft body assembly (11) is provided with a plurality of power outlet holes and a single signal outlet hole which are uniformly distributed in the circumferential direction;
the signal outlet hole is positioned on the axis of the power shaft body component (11), and the power outlet hole is arranged in the peripheral direction of the signal outlet hole.
4. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the signal combination bracket (22) is provided with a plurality of signal ring brush lead wire outlet holes circumferentially and uniformly distributed and a plurality of power ring brush lead wire outlet holes circumferentially and uniformly distributed;
the power ring brush lead wire outlet hole is arranged on the outer side of the signal ring brush lead wire outlet hole.
5. The combined high-shielding slip ring for the rotary table as claimed in claim 4, wherein the number ratio of the power ring brush lead wire outlet holes to the signal ring brush lead wire outlet holes is 1:1, and the number ratio of the power outlet holes to the power ring brush lead wire outlet holes is 1: 1.
6. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the power isolation cover (14) and the signal isolation cover (24) are made of magnetic isolation 2Cr13 material.
7. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the power shaft body assembly (11), the power combination bracket (12) and the power protection cover (15) are made of magnetic shielding 2Cr13 material.
8. The combined high-shielding slip ring for the turntable as claimed in claim 1, wherein the signal shaft body assembly (21), the signal combination bracket (22) and the signal protection cover (25) are made of magnetic shielding 2Cr13 material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122611279.5U CN216214700U (en) | 2021-10-28 | 2021-10-28 | Combined high-shielding slip ring for rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122611279.5U CN216214700U (en) | 2021-10-28 | 2021-10-28 | Combined high-shielding slip ring for rotary table |
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| Publication Number | Publication Date |
|---|---|
| CN216214700U true CN216214700U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122611279.5U Active CN216214700U (en) | 2021-10-28 | 2021-10-28 | Combined high-shielding slip ring for rotary table |
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| CN (1) | CN216214700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116255352A (en) * | 2023-05-11 | 2023-06-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing fan assembly and anti-icing fan system |
-
2021
- 2021-10-28 CN CN202122611279.5U patent/CN216214700U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116255352A (en) * | 2023-05-11 | 2023-06-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing fan assembly and anti-icing fan system |
| CN116255352B (en) * | 2023-05-11 | 2023-07-14 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing fan assembly and anti-icing fan system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shao Xiaohua Inventor after: Chen Qiang Inventor after: Huang Xiangyang Inventor after: Zhou Pingtao Inventor after: Wu Zhiliang Inventor after: Wang Xingxing Inventor before: Shao Xiaohua Inventor before: Chen Qiang Inventor before: Huang Xiangyang Inventor before: Zhou Pingtao Inventor before: Wu Zhiliang Inventor before: Wang Xingxing |
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| CB03 | Change of inventor or designer information |