CN114336201A - Suit sliding ring for isolating signal interference - Google Patents
Suit sliding ring for isolating signal interference Download PDFInfo
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- CN114336201A CN114336201A CN202111674560.1A CN202111674560A CN114336201A CN 114336201 A CN114336201 A CN 114336201A CN 202111674560 A CN202111674560 A CN 202111674560A CN 114336201 A CN114336201 A CN 114336201A
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- mandrel
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Abstract
The invention relates to a sleeved slip ring for isolating signal interference, which comprises an inner shaft mandrel, an inner shaft bracket, an outer shaft mandrel and an outer shaft bracket, wherein the inner shaft mandrel is arranged on the inner shaft; the inner shaft support is sleeved on the inner shaft mandrel, a first conductive part surrounding the inner shaft mandrel in the circumferential direction is arranged on the outer circumferential wall of the inner shaft mandrel, a second conductive part in matched contact with the first conductive part is arranged on the inner circumferential wall of the inner shaft support, and the inner shaft mandrel and the inner shaft support are arranged in a relative rotating mode; the outer shaft support is sleeved on the outer shaft mandrel, a third conductive part surrounding the peripheral direction of the outer shaft mandrel is arranged on the peripheral wall of the outer shaft mandrel, a fourth conductive part in matched contact with the third conductive part is arranged on the inner peripheral wall of the outer shaft mandrel, and the outer shaft mandrel and the outer shaft support are arranged in a relative rotating mode; the outer shaft mandrel is sleeved on the inner shaft support, and the outer shaft mandrel is fixedly connected with the inner shaft support. The two independent slip rings respectively transmit electric signals, so that the electromagnetic interference between the two independent slip rings can be reduced.
Description
Technical Field
The invention relates to the technical field of sleeved slip rings, in particular to a sleeved slip ring for isolating signal interference.
Background
The slip ring is a precise conveying device which realizes the communication of two relative rotating parts and conveys energy and signals (electric signals, hydraulic signals, optical signals and the like) through rotating contact, is usually arranged at the rotating center of equipment and mainly comprises a mandrel and a static stator. The slip ring is widely applied to the fields of wind power, electronics and aerospace.
The existing common multipath conductive slip ring inlet and outlet wiring is mixed together, and the structure has the problem that when direct current signals and alternating current are required to be transmitted through the conductive slip ring at the same time, the alternating current easily interferes the direct current signals through the space radiation of a cable, so that the signal transmission quality is influenced.
Therefore, how to provide a slip ring structure for isolating signal interference is a technical problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
(1) Technical problem to be solved
The embodiment of the invention provides a sleeved slip ring for isolating signal interference, which comprises an inner shaft mandrel, an inner shaft bracket, an outer shaft mandrel and an outer shaft bracket, which are sequentially sleeved. According to the embodiment of the invention, the two independent slip rings are used for respectively transmitting the direct current signals, so that the electromagnetic interference between the two independent slip rings can be reduced.
(2) Technical scheme
The embodiment of the invention provides a sleeved slip ring for isolating signal interference, which comprises: the device comprises an inner shaft mandrel, an inner shaft bracket, an outer shaft mandrel and an outer shaft bracket; the inner shaft support is sleeved on the inner shaft mandrel, a first conductive part surrounding the inner shaft mandrel in the circumferential direction is arranged on the outer circumferential wall of the inner shaft mandrel, a second conductive part in matched contact with the first conductive part is arranged on the inner circumferential wall of the inner shaft support, and the inner shaft mandrel and the inner shaft support are arranged in a relative rotating mode; the outer shaft support is sleeved on the outer shaft mandrel, a third conductive part surrounding the peripheral direction of the outer shaft mandrel is arranged on the peripheral wall of the outer shaft mandrel, a fourth conductive part in matched contact with the third conductive part is arranged on the inner peripheral wall of the outer shaft mandrel, and the outer shaft mandrel and the outer shaft support are arranged in a relative rotating mode; the outer axle spindle cover is established on the interior shaft bracket, just outer axle spindle with interior shaft bracket fixed connection.
Furthermore, the outer shaft mandrel is fixedly connected with one end of the inner shaft bracket through at least one screw.
Further, the other end of the inner shaft mandrel extends out for a length longer than that of the inner shaft bracket; and a groove is formed in the peripheral wall of the other end of the inner shaft mandrel, an inner shaft pressing ring is embedded in the groove, an inner shaft shifting fork is sleeved on the inner shaft pressing ring, and the inner shaft pressing ring is arranged between the inner shaft mandrel and the outer shaft mandrel.
Furthermore, an inner shaft shifting fork disc is arranged at one end, close to the inner shaft shifting fork, of the outer shaft support, the inner shaft shifting fork disc is connected with the outer shaft support, and the inner shaft shifting fork is connected with the inner shaft shifting fork disc in a shifting mode.
Furthermore, the inner shaft bracket is made of a material for isolating electromagnetic signals.
Further, the inner shaft mandrel is rotatably connected with the inner shaft bracket through a bearing.
Further, the outer shaft mandrel is rotatably connected with the outer shaft bracket through a bearing.
Further, a cavity is arranged in the inner shaft core shaft.
Further, the inner shaft mandrel, the inner shaft bracket, the outer shaft mandrel and the outer shaft bracket are coaxially arranged.
Furthermore, connecting wires are arranged in the inner shaft mandrel, the inner shaft bracket, the outer shaft mandrel and the outer shaft bracket, and the connecting wires are respectively connected with the first conductive part, the second conductive part, the third conductive part and the fourth conductive part on the connecting wires.
(3) Advantageous effects
According to the embodiment of the invention, the outer peripheral wall of the inner shaft mandrel is provided with the first conductive part surrounding the inner shaft mandrel in the peripheral direction, and the inner peripheral wall of the inner shaft bracket is provided with the second conductive part in matching contact with the first conductive part, so that when the inner shaft mandrel rotates, the effect of conducting electric energy and signals can be achieved through the matching contact of the first conductive part and the second conductive part; the outer peripheral wall of the outer shaft mandrel is provided with a third conductive part surrounding the peripheral direction of the outer shaft mandrel, the inner peripheral wall of the outer shaft mandrel is provided with a fourth conductive part in matching contact with the third conductive part, and the effects of conducting electric energy and signals can be achieved through matching contact of the third conductive part and the fourth conductive part.
In the embodiment of the invention, the inner slip ring formed by the inner shaft mandrel and the inner shaft bracket and the outer slip ring formed by the outer shaft mandrel and the outer shaft bracket operate independently, the two independent slip rings transmit electric signals respectively, the electromagnetic interference between the two slip rings can be reduced, and the sleeved slip ring in the embodiment of the invention has a simple structure and is convenient to mount and dismount.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a slip ring assembly according to an embodiment of the present invention.
Fig. 2 is a schematic side view of a slip ring assembly according to an embodiment of the present invention.
In the figure: the device comprises an inner shaft mandrel 1, an inner shaft bracket 2, an outer shaft mandrel 3, an outer shaft bracket 4, a rotation stopping screw 5, a groove 6, an inner shaft shifting fork 7, an inner shaft pressing ring 8, an inner shaft shifting fork disc 9 and a through hole 10.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and are not intended to limit the scope of the invention, i.e., the invention is not limited to the embodiments described, but covers any modifications, alterations, and improvements in the parts, components, and connections without departing from the spirit of the invention.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The present application will be described in detail with reference to the accompanying drawings 1-2, in conjunction with an embodiment.
The invention provides a slip ring set for isolating signal interference, which comprises: the device comprises an inner shaft mandrel 1, an inner shaft bracket 2, an outer shaft mandrel 3 and an outer shaft bracket 4; the inner shaft support 2 is sleeved on the inner shaft mandrel 1, a first conductive part surrounding the inner shaft mandrel 1 in the circumferential direction is arranged on the outer circumferential wall of the inner shaft mandrel 1, a second conductive part in matched contact with the first conductive part is arranged on the inner circumferential wall of the inner shaft support 2, and the inner shaft mandrel 1 and the inner shaft support 2 are arranged in a relative rotating mode; the outer shaft support 4 is sleeved on the outer shaft mandrel 3, a third conductive part surrounding the outer shaft mandrel 3 in the circumferential direction is arranged on the outer circumferential wall of the outer shaft mandrel 3, a fourth conductive part in matched contact with the third conductive part is arranged on the inner circumferential wall of the outer shaft mandrel 3, and the outer shaft mandrel 3 and the outer shaft support 4 are arranged in a relative rotation mode; the outer shaft mandrel 3 is sleeved on the inner shaft support 2, and the outer shaft mandrel 3 is fixedly connected with the inner shaft support 2.
The embodiment of the invention is described below with reference to fig. 1, and referring to fig. 1, the slip ring assembly for isolating signal interference in the embodiment of the invention includes an inner mandrel 1, an inner mandrel holder 2, an outer mandrel 3, and an outer mandrel holder 4, which are sequentially sleeved, the inner mandrel 1 and the inner mandrel holder 2 are relatively rotatably disposed, the outer mandrel 3 and the outer mandrel holder 4 are relatively rotatably disposed, one end of the inner mandrel holder 2 and one end of the outer mandrel holder 3 are fixedly disposed, during actual use, the inner mandrel 1 and the outer mandrel holder 4 can be used as rotors of an inner slip ring and an outer slip ring, and the inner mandrel holder 2 and the outer mandrel holder 3 can be used as stators of the inner slip ring and the outer slip ring, respectively. The outer peripheral wall of the inner shaft mandrel 1 is provided with a first conductive part surrounding the inner shaft mandrel 1 in the peripheral direction, and the inner peripheral wall of the inner shaft bracket 2 is provided with a second conductive part in matching contact with the first conductive part, so that when the inner shaft mandrel 1 rotates, the matching contact of the first conductive part and the second conductive part can play a role in conducting electric energy and signals; the outer peripheral wall of the outer shaft mandrel 3 is provided with a third conductive part surrounding the outer shaft mandrel 3 in the peripheral direction, the inner peripheral wall of the outer shaft mandrel 3 is provided with a fourth conductive part in matching contact with the third conductive part, and the effects of conducting electric energy and signals can be achieved through the matching contact of the third conductive part and the fourth conductive part.
In the embodiment of the invention, an internal slip ring composed of an inner shaft mandrel 1 and an inner shaft bracket 2 and an external slip ring composed of an outer shaft mandrel 3 and an outer shaft bracket 4 operate independently, the two independent slip rings transmit electric signals respectively, and at least the inner shaft bracket 2 and the outer shaft mandrel 3 are isolated between a first conductive part and a second conductive part and a third conductive part and between a fourth conductive part, so that the electric signals of the two slip rings are isolated from each other; meanwhile, the conducting wires for connecting the first conducting part, the second conducting part, the third conducting part and the fourth conducting part can be respectively arranged in the corresponding inner shaft mandrel 1, the inner shaft bracket 2, the outer shaft mandrel 3 and the outer shaft bracket 4, so that the conducting wires are isolated by the inner shaft mandrel 1, the inner shaft bracket 2, the outer shaft mandrel 3 and the outer shaft bracket 4, the independence of electric signals is ensured, and the conducting wires do not interfere with each other. In conclusion, the slip ring set provided by the embodiment of the invention can reduce electromagnetic interference between the slip rings, and the slip ring set provided by the embodiment of the invention has a simple structure and is convenient to mount and dismount.
Further, according to another embodiment of the present invention, the outer shaft core shaft 3 is fixedly connected to one end of the inner shaft bracket 2 by at least one rotation stop screw 5. The inner shaft support 2 and the outer shaft core shaft 3 can be better fixed by fixedly connecting one ends of the outer shaft core shaft 3 and the inner shaft support 2 through the rotation stopping screws 5, so that the inner shaft support 2 and the outer shaft core shaft 3 form a stable stator, and the inner shaft core shaft 1 and the outer shaft support 4 form a rotor. In order to ensure the firmness of the connection between the inner shaft bracket 2 and the outer shaft mandrel 3, referring to fig. 1, a plurality of the rotation-stopping screws 5 may be provided as required, for example, two screws are provided in fig. 1. The provision of a plurality of anti-rotation screws 5 can further ensure the firmness of the connection of the inner shaft bracket 2 and the outer shaft mandrel 3.
Further, according to an embodiment of the present invention, the other end of the inner shaft spindle 1 is extended longer than the inner shaft bracket 2; and a groove 6 is formed in the peripheral wall of the other end of the inner shaft mandrel 1, an inner shaft pressing ring 8 is embedded in the groove 6, an inner shaft shifting fork 7 is sleeved on the inner shaft pressing ring 8, and the inner shaft pressing ring 8 is arranged between the inner shaft mandrel 1 and the outer shaft mandrel 3. An embodiment of the present invention is described below with reference to fig. 1, in the above embodiment, the inner shaft bracket 2 and one end of the outer shaft mandrel 3 are fixed by a rotation-stopping screw 5, a groove 6 is provided inward (i.e., in the thickness direction of the inner shaft mandrel 1) of the inner shaft mandrel 1, an inner pressing ring 8 is embedded in the groove 6, and a slight gap may be provided between the other end of the inner pressing ring 8 and the inner wall of the outer shaft mandrel 3 (so that the rotation of the inner shaft mandrel 1 is not interfered by the outer shaft mandrel 3). That is to say, one end of the inner pressing ring 8 is embedded in the groove 6, one end of the inner pressing ring 8 is separated from the inner wall of the outer shaft mandrel 3, the inner pressing ring 8 is sleeved with the inner shaft shifting fork 7, and thus the inner pressing ring 8 applies a pressure towards the inner shaft mandrel 1 to the inner shaft shifting fork 7. Since the inner pressing ring 8 is disposed at a position between the inner spindle 1 and the outer spindle 3 and one end of the inner pressing ring 8 is fitted into the groove 6, when the inner pressing ring 8 is mounted at the position shown in fig. 1, if an outward moving force is applied to the inner pressing ring 8, the inner pressing ring 8 cannot be pulled out from between the inner spindle 1 and the outer spindle 3 due to a restriction that the inner pressing ring 8 is fitted into the groove 6 (the length of the inner pressing ring 8 is longer than the distance between the inner spindle 1 and the outer spindle 3). Therefore, after one end of the inner shaft shifting fork 7 is sleeved on the inner shaft pressing ring 8, the inner shaft shifting fork 7 is stably connected with the inner shaft pressing ring 8. In addition, the position of the inner pressing ring 8 is fixed, so that the inner shaft bracket 2 is limited not to move along the length direction of the outer shaft mandrel 3.
Further, according to another embodiment of the present invention, an inner shaft yoke disc 9 is disposed at an end of the outer shaft bracket 4 close to the inner shaft yoke 7, the inner shaft yoke disc 9 is connected to the outer shaft bracket 4, and the inner shaft yoke 7 is connected to the inner shaft yoke disc 9 in a shifting manner. The embodiment of the invention is described below with reference to fig. 1 and fig. 2, in the embodiment of the invention, an inner shaft yoke disc 9 is connected with an end of an outer shaft bracket 4, one end of an inner shaft yoke 7 is sleeved on an inner shaft pressing ring 8, the inner shaft yoke 7 can be connected with the inner shaft yoke disc 9 in a shifting manner, so that the inner shaft yoke disc 9 can be connected with the inner shaft yoke disc 7, and the inner shaft yoke disc 9 is connected with the inner shaft yoke disc 7, so that a side end of the inner shaft yoke 7 can stably abut against the inner shaft bracket 2 towards one side of a rotation stop screw 5, and the inner shaft yoke disc 7 and the inner shaft yoke disc 9 can move together, so that the inner shaft mandrel 1 and the outer shaft bracket 4 can simultaneously realize linked rotation. Specifically, as shown in fig. 2, a through hole 10 may be formed in the inner shaft yoke disc 9, and the other end of the inner shaft yoke 7 is inserted into the through hole 10, so as to realize the shifting connection between the inner shaft yoke disc 7 and the inner shaft yoke disc 9, so that when the outer shaft bracket 4 rotates, the outer shaft bracket 4 drives the inner shaft yoke disc 9 to rotate, the inner shaft yoke disc 9 may further drive the inner shaft yoke disc 7 to rotate, and the inner shaft yoke disc 7 may drive the inner shaft spindle 1 to rotate through the inner shaft pressing ring 8, thereby achieving the purpose that the inner shaft spindle 1 and the outer shaft bracket 4 may rotate simultaneously.
In particular, the inner shaft yoke disc 9 may be screwed to the end of the outer shaft bracket 4, which facilitates removal and installation.
Specifically, according to an embodiment of the present invention, the inner shaft bracket 2 may be made of a material for electromagnetic signal isolation. The inner shaft support 2 made of the electromagnetic signal isolation material can isolate the conductive parts between the inner shaft mandrel 1 and the inner shaft support 2 and between the outer shaft mandrel 3 and the outer shaft support 4, so that the electromagnetic influence of the outer sliding ring and the inner sliding ring can be avoided. Furthermore, the inner shaft mandrel 1, the outer shaft mandrel 3 and the outer shaft bracket 4 can be made of materials for electromagnetic signal isolation, so that the electromagnetic shielding effect is better, and the mutual electromagnetic influence of the outer slip ring and the inner slip ring is further reduced.
In particular, according to a further embodiment of the invention, the inner shaft mandrel 1 is rotatably connected with the inner shaft bracket 2 by means of bearings. Referring to fig. 1, the sliding between the inner spindle 1 and the inner shaft bracket 2 can be smoother by the bearing.
Specifically, according to an embodiment of the present invention, the outer shaft spindle 3 is rotatably connected to the outer shaft bracket 4 through a bearing. Referring to fig. 1, the sliding between the outer spindle 3 and the outer shaft bracket 4 can be made smoother by the bearing.
Specifically, according to a further embodiment of the present invention, a cavity is provided in the inner core shaft 1. Referring to fig. 1, the inner spindle 1 is a rotor of an internal slip ring, so that a cavity is formed in the inner spindle 1 to facilitate connection with other rotating parts.
Specifically, according to another embodiment of the present invention, the inner shaft mandrel 1, the inner shaft holder 2, the outer shaft mandrel 3, and the outer shaft holder 4 are coaxially disposed. Referring to fig. 1, an inner shaft mandrel 1 and an inner shaft bracket 2, and an outer shaft mandrel 3 and an outer shaft bracket 4 are coaxially arranged, so that the rotation can be better performed; simultaneously, because the periphery wall of interior shaft bracket 2 is close to the internal perisporium of outer axle dabber 3, with interior shaft dabber 1, interior shaft bracket 2, outer axle dabber 3 and the coaxial setting of outer axle bracket 4 can be convenient for install.
Specifically, according to a further embodiment of the present invention, connection wires are provided in the inner shaft mandrel 1, the inner shaft bracket 2, the outer shaft mandrel 3, and the outer shaft bracket 4, and are respectively connected to the first conductive part, the second conductive part, the third conductive part, and the fourth conductive part thereon. Connecting wires are arranged inside the inner shaft mandrel 1, the inner shaft support 2, the outer shaft mandrel 3 and the outer shaft support 4, so that the electromagnetic shielding effect can be further achieved, and the electromagnetic influence between the inner slip ring and the outer slip ring is reduced.
It should be clear that the embodiments in this specification are described in a progressive manner, and the same or similar parts in the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. For embodiments of the method, reference is made to the description of the apparatus embodiments in part. The present invention is not limited to the specific steps and structures described above and shown in the drawings. Also, a detailed description of known process techniques is omitted herein for the sake of brevity.
The above description is only an example of the present application and is not limited to the present application. Various modifications and alterations to this application will become apparent to those skilled in the art without departing from the scope of this invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A slip ring assembly for isolating signal interference, comprising: the device comprises an inner shaft mandrel (1), an inner shaft bracket (2), an outer shaft mandrel (3) and an outer shaft bracket (4); the inner shaft support (2) is sleeved on the inner shaft mandrel (1), a first conductive part surrounding the inner shaft mandrel (1) in the circumferential direction is arranged on the outer circumferential wall of the inner shaft mandrel (1), a second conductive part in matched contact with the first conductive part is arranged on the inner circumferential wall of the inner shaft support (2), and the inner shaft mandrel (1) and the inner shaft support (2) are arranged in a relative rotating mode; the outer shaft support (4) is sleeved on the outer shaft mandrel (3), a third conductive part surrounding the outer shaft mandrel (3) in the circumferential direction is arranged on the outer circumferential wall of the outer shaft mandrel (3), a fourth conductive part in matched contact with the third conductive part is arranged on the inner circumferential wall of the outer shaft mandrel (3), and the outer shaft mandrel (3) and the outer shaft support (4) are arranged in a relative rotating mode;
the outer shaft mandrel (3) is sleeved on the inner shaft support (2), and the outer shaft mandrel (3) is fixedly connected with the inner shaft support (2).
2. The slip ring set for isolating signal interference as claimed in claim 1, wherein the outer spindle (3) is fixedly connected to one end of the inner spindle support (2) by at least one rotation stop screw (5).
3. The slip ring set for isolating signal interference according to claim 2, wherein the other end of the inner spindle (1) is extended longer than the inner shaft bracket (2); and a groove (6) is formed in the peripheral wall of the other end of the inner shaft mandrel (1), an inner shaft pressing ring (8) is embedded into the groove (6), an inner shaft shifting fork (7) is sleeved on the inner shaft pressing ring (8), and the inner shaft pressing ring (8) is arranged between the inner shaft mandrel (1) and the outer shaft mandrel (3).
4. The slip ring set for isolating signal interference as claimed in claim 3, wherein an inner shaft yoke disc (9) is disposed at one end of the outer shaft bracket (4) close to the inner shaft yoke (7), the inner shaft yoke disc (9) is connected to the outer shaft bracket (4), and the other end of the inner shaft yoke (7) is connected to the inner shaft yoke disc (9) in a shifting manner.
5. The slip ring set for isolating signal interference of claim 1, wherein the inner shaft holder (2) is made of a material for isolating electromagnetic signals.
6. The slip ring set for isolating signal interference as claimed in claim 1, wherein the inner spindle (1) is rotatably connected to the inner spindle carrier (2) by means of a bearing.
7. The slip ring set for isolating signal interference as claimed in claim 1, wherein the outer shaft mandrel (3) is rotatably connected to the outer shaft holder (4) by a bearing.
8. The slip ring set for isolating signal interference as claimed in claim 1, wherein the inner spindle (1) has a cavity therein.
9. The slip ring set for isolating signal interference as claimed in claim 1, wherein the inner spindle (1), the inner shaft holder (2), the outer spindle (3) and the outer shaft holder (4) are coaxially arranged.
10. A slip ring set for isolating signal interference according to claim 1, wherein connecting wires are provided in the inner shaft mandrel (1), the inner shaft holder (2), the outer shaft mandrel (3) and the outer shaft holder (4), and the connecting wires are connected to the first conductive part, the second conductive part, the third conductive part and the fourth conductive part thereon, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111674560.1A CN114336201A (en) | 2021-12-31 | 2021-12-31 | Suit sliding ring for isolating signal interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111674560.1A CN114336201A (en) | 2021-12-31 | 2021-12-31 | Suit sliding ring for isolating signal interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114336201A true CN114336201A (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111674560.1A Pending CN114336201A (en) | 2021-12-31 | 2021-12-31 | Suit sliding ring for isolating signal interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114336201A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117117591A (en) * | 2023-10-19 | 2023-11-24 | 贵州航天控制技术有限公司 | Large hollow electric liquid slip ring for robot |
-
2021
- 2021-12-31 CN CN202111674560.1A patent/CN114336201A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117117591A (en) * | 2023-10-19 | 2023-11-24 | 贵州航天控制技术有限公司 | Large hollow electric liquid slip ring for robot |
| CN117117591B (en) * | 2023-10-19 | 2023-12-22 | 贵州航天控制技术有限公司 | Large hollow electric liquid slip ring for robot |
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