CN218732305U

CN218732305U - Conductive slip ring

Info

Publication number: CN218732305U
Application number: CN202222929580.5U
Authority: CN
Inventors: 周黄晴; 涂伯乐; 刘志海; 杨胜贤
Original assignee: Shanghai Legion Electronic Technologies Co ltd
Current assignee: Shanghai Legion Electronic Technologies Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-24
Anticipated expiration: 2032-11-03

Abstract

The utility model provides a conductive slip ring, which comprises a rotor assembly and a stator assembly which can rotate relatively, and a conductive ring which is connected with the rotor assembly or the stator assembly; a brush plate connected to the rotor assembly or the stator assembly and in electrical contact with the conductive ring; the side wall of the conductive slip ring is provided with a first connector, the end part of the conductive slip ring is provided with a second connector, and the conductive slip ring is connected to external equipment based on the first connector and the second connector; the utility model discloses do benefit to the electric reliability who improves the conductive slip ring.

Description

Conductive slip ring

Technical Field

The utility model relates to a lead electrical slip ring technical field, specifically speaking relates to a lead electrical slip ring.

Background

The conductive slip ring, also known as a collecting ring, a rotary joint, a rotary electrical ring and the like, is an essential key component for realizing rotary power supply and electric signal transmission to prevent a lead from winding in modern automation equipment, and realizes image, data signal and power transmission between two relative rotating mechanisms.

Referring to fig. 1, the conventional conductive slip ring includes a stator end 11 and a rotor end 12. The stator end 11 is fixedly connected with a first central shaft 13 of an external device. Data signals or power are coupled through the wires, terminals into the stator wires 14 to rotate together, and then the signals are transmitted to the rotor wires 15. At present, both rotating and static ends of the conductive slip ring produced are provided with wires, namely the stator end 11 and the rotor end 12, so that a user connects the wires on the equipment with the wires respectively, and the conductive slip ring is used after the electrical installation is finished. However, after the wire of the conventional conductive slip ring is connected with the wire on the external equipment, the connection point is exposed in the external environment, the problems of poor contact, corrosion, abrasion and the like can be caused by long-time exposure, and potential safety hazards exist; and also affects service and maintenance efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a lead electrical slip ring does benefit to and improves the reliability and the insulating nature of leading electrical slip ring.

According to an aspect of the present invention, there is provided a conductive slip ring including a rotor assembly and a stator assembly relatively rotatable, and

a conducting ring connected to the rotor assembly or the stator assembly;

a brush plate connected to the rotor assembly or the stator assembly and in electrical contact with the conductive ring;

the side wall of the conductive slip ring is provided with a first connector, the end part of the conductive slip ring is provided with a second connector, and the conductive slip ring is connected to external equipment based on the first connector and the second connector.

Optionally, the rotor assembly is disposed outside the stator assembly, the conducting ring is connected to the stator assembly, and the brush plate is connected to the rotor assembly.

Optionally, the first connector and the second connector are respectively plugged into an external device.

Optionally, the conductive slip ring further comprises a housing connected to an outer side of the rotor assembly or the stator assembly, and a stopping frame respectively connected to the housing and the external device to keep the motion states of the housing and the external device consistent.

Optionally, the external device is a roller, the first connector is connected to an electrical cabinet of the roller, and the second connector is connected to a temperature sensor of the roller.

Optionally, the first connector and the second connector are both RJ45 connectors.

Optionally, the conductive slip ring further comprises a housing, the housing is connected to the outside of the rotor assembly or the stator assembly, the second connector is arranged on the inside of the housing, and the height of the housing is greater than the height of the second connector.

Optionally, the rotor assembly is provided with a clamping groove, and the electric brush plate is clamped in the clamping groove.

Optionally, the brush plate is provided with brush wires, the conducting ring is provided with a groove body along the circumferential direction, and the brush wires are connected with the groove body in a sliding manner.

Optionally, the stop bracket is U-shaped.

Compared with the prior art, the utility model beneficial effect lie in:

the utility model provides a lead electrical slip ring is connected with external equipment through the connector after its lateral wall and tip are encapsulated, replace the existing electric wire of directly drawing forth on stator or rotor, avoid because the electric wire connection department exposes the problem that leads to the product electrical reliability relatively poor outside for a long time, do benefit to the electrical reliability who improves the lead electrical slip ring; and the convenience of use and maintenance is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic partial structure diagram of a conductive slip ring in the prior art;

fig. 2 is a schematic partial structural view of a conductive slip ring according to an embodiment of the present invention;

fig. 3 is another schematic view of a partial structure of a conductive slip ring according to an embodiment of the present invention;

fig. 4 is another schematic view of a conductive slip ring according to an embodiment of the present invention.

Reference numerals

Stator end-11, rotor end-12, first central shaft-13, stator wire-14, rotor wire-15, rotor assembly-21, stator assembly-22, second central shaft-23, first connector-24, second connector-25, housing-26, and connector male-27.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, materials, devices, etc. In other instances, well-known technical solutions have not been shown or described in detail to avoid obscuring aspects of the present disclosure. The same reference numerals in the drawings denote the same or similar structures, and thus a detailed description thereof will be omitted.

The terms "a," "an," "the," "said," and "at least one" are used to indicate the presence of one or more elements/components/parts/etc.; the terms "comprising," "having," and "providing" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.

An embodiment of the utility model discloses a conductive slip ring. The conductive slip ring comprises a conductive ring, a brush plate, a rotor assembly 21 and a stator assembly 22. The rotor assembly 21 and the stator assembly 22 are connected and relatively rotatable. The conductive ring is connected to the rotor assembly 21 or the stator assembly 22. The brush plate is connected to the rotor assembly 21 or the stator assembly 22 and the brush plate is in electrical contact with the conducting ring. It should be noted that the conductive ring and the brush plate are not shown in the drawings of the present application.

The conductive slip ring is provided with a first connector 24 on a side wall thereof and a second connector 25 on an end thereof, and is connected to an external device based on the first connector 24 and the second connector 25.

In specific implementation, the relative position relationship between the rotor assembly 21 and the stator assembly 22 is not limited in the present application, for example, the rotor assembly 21 may be disposed on the opposite inner side of the stator assembly 22 (i.e., the inner rotor outer stator), or the rotor assembly 21 may be disposed on the opposite outer side of the stator assembly 22 (i.e., the outer rotor inner stator), and those skilled in the art may set the relationship as needed.

When the conductive slip ring is an inner rotor outer stator structure, the first connector 24 is disposed on the side wall of the stator assembly 22, and the second connector 25 is disposed on the end of the rotor assembly 21. The brush plate is disposed on the stator assembly 22, and the conductive ring is disposed on the rotor assembly 21.

When the conductive slip ring is of an outer rotor and inner stator structure, the first connector 24 is disposed on a side wall of the rotor assembly 21, and the second connector 25 is disposed on an end of the stator assembly 22. The brush plate is disposed on the rotor assembly 21, and the conductive ring is disposed on the stator assembly 22.

As shown in fig. 2 to 4, in an embodiment of the present application, the rotor assembly 21 is disposed on an outer side of the stator assembly 22, and an inner side of the stator assembly 22 may be connected to the rotor assembly 21 through a bearing. The stator assembly 22 may be fixedly coupled to a second central shaft 23 of the external device. In this configuration, referring to fig. 4, the first connector 24 is provided on the sidewall of the rotor assembly 21, and the second connector 25 is provided on the end of the stator assembly 22. The conducting ring is connected to the stator assembly 22 and the brush plate is connected to the rotor assembly 21. The brush plate is in electrical contact with the conductive ring. When the electric brush is used, the rotor assembly 21 can rotate at a high speed, and the electric brush wires arranged on the electric brush plate and the conducting rings rub fast.

In this embodiment, based on the first connector 24 and the second connector 25, the conductive slip ring and the external device can be directly plugged. For example, the first connector 24 and the second connector 25 may be female connectors, and a male connector 27 is disposed at an end where an external device is located, so that the male connector 27 and the female connector are plugged together. Therefore, the method can replace the existing method of twisting the wires at two ends together and then winding and coating the wires by using the insulating tape, and the problem of poor product reliability is avoided. The first connector 24 and the second connector 25 may be aerial connectors, and the internal cable may be a coaxial cable, an optical fiber, a network cable, or the like.

In an embodiment of the present application, the conductive slip ring further includes a housing 26 and a stopping frame (not shown in the drawings), the housing 26 is connected to an outer side of the rotor assembly 21 or the stator assembly 22, for example, the housing 26 is snapped to the outer side of the rotor assembly 21 or the stator assembly 22. When the conductive slip ring is an inner rotor outer stator configuration, the housing 26 is snapped outside of the stator assembly 22. When the conductive slip ring is of an outer rotor inner stator structure, the housing 26 is engaged with the outer side of the rotor assembly 21. Further, the stopper bracket may be U-shaped.

With continued reference to FIG. 4, in one embodiment of the present application, the conductive slip ring further includes a housing 26. The housing 26 is connected to the outside of the rotor assembly 21 or the stator assembly 22, the second connector 25 is provided inside the housing 26, and the height of the housing 26 is greater than the height of the second connector 25. That is, the housing 26 encloses the second connector 25, which is advantageous for improving the electrical reliability of the second connector 25 during rotation when connected to an external device. And is beneficial to improving the product aesthetic property.

The stopper frames are respectively coupled to the housing 26 and the external device so that the moving states of the housing 26 and the external device are consistent, thereby preventing the wire from being pulled or wound.

In an embodiment of the present application, the external device is a roller, that is, the conductive slip ring is connected to the roller. The first connector 24 is connected to an electrical cabinet of the roller, and the second connector 25 is connected to a temperature sensor of the roller.

In an embodiment of the present application, the first connector 24 and the second connector 25 are both RJ45 connectors. Therefore, the reliability of connection is ensured, and the electrical reliability of the conductive slip ring is improved.

In an embodiment of the present application, the rotor assembly 21 is provided with a slot, the brush plate is provided with brush wires, and the brush plate is clamped in the slot. Therefore, only the electric brush plate needs to be replaced under the condition that the electric brush wires are abraded, and the later-stage maintenance efficiency is improved. Furthermore, the conducting ring is provided with a groove body along the circumferential direction, and the electric brush wires are connected with the groove body in a sliding mode, so that the reliability of the working process of the conducting sliding ring is guaranteed. Alternatively, the channel may be a V-shaped channel.

It should be noted that the conducting ring and the brush plate are not shown in fig. 2 to 4 of the present application, and fig. 2 and 3 illustrate the conducting ring which is not assembled, i.e. is not a finished product, so that the ends of the rotor assembly 21 and the stator assembly 22 in fig. 2 and 3 are not at the same level. Fig. 4 is an assembled conductive slip ring so that the ends of the rotor assembly 21 and the stator assembly 22 in fig. 4 are at the same level.

To sum up, the utility model provides a lead electrical slip ring has following advantage at least:

the conductive slip ring disclosed by the embodiment is connected with external equipment through the encapsulated connectors on the side wall and the end part of the conductive slip ring, so that the existing method that an electric wire is directly led out from a stator or a rotor is replaced, the problem that the electrical reliability of a product is poor due to the fact that the electric wire connection part is exposed outside for a long time is avoided, and the electrical reliability of the conductive slip ring is improved; and the convenience of use and maintenance is improved.

In the description of the present invention, it is to be understood that the terms "bottom", "longitudinal", "lateral", "up", "down", "front", "back", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the structures or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more and "several" means one or more unless otherwise specified.

In the description of the present specification, references to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," etc., indicate 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 invention. 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 foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. An electrically conductive slip ring, characterized in that it comprises a rotor assembly (21) and a stator assembly (22) that are relatively rotatable, and

an electrically conductive ring connected to the rotor assembly (21) or the stator assembly (22);

a brush plate connected to the rotor assembly (21) or the stator assembly (22) and in electrical contact with the conducting ring;

the side wall of the conductive slip ring is provided with a first connector (24), the end part of the conductive slip ring is provided with a second connector (25), and the conductive slip ring is connected to external equipment based on the first connector (24) and the second connector (25).

2. The conducting slip ring according to claim 1, characterized in that the rotor assembly (21) is provided outside the stator assembly (22), the conducting ring is connected to the stator assembly (22), and the brush plate is connected to the rotor assembly (21).

3. The conducting slip ring of claim 1, characterized in that the first connector (24) and the second connector (25) are each plugged to an external device.

4. The conducting slip ring of claim 1, characterized in that it further comprises a housing (26) and a stopping frame, the housing (26) being connected to the outside of the rotor assembly (21) or the stator assembly (22), the stopping frame being connected to the housing (26) and the external device, respectively, to keep the motion state of the housing (26) and the external device consistent.

5. The conductive slip ring of claim 1, wherein the external device is a roller, the first connector (24) is connected to an electrical cabinet of the roller, and the second connector (25) is connected to a temperature sensor of the roller.

6. The conductive slip ring of claim 1, wherein the first connector (24) and the second connector (25) are both RJ45 connectors.

7. The conducting slip ring according to claim 1, characterized in that, the conducting slip ring further comprises a housing (26), the housing (26) is connected to the outside of the rotor assembly (21) or the stator assembly (22), the second connector (25) is provided inside the housing (26), and the height of the housing (26) is larger than the height of the second connector (25).

8. The conductive slip ring of claim 1, wherein the rotor assembly (21) is provided with a slot in which the brush plate is snapped.

9. The conductive slip ring of claim 8, wherein the brush plates are provided with brush filaments, the conductive ring is provided with grooves along a circumferential direction, and the brush filaments are slidably connected with the grooves.

10. The conductive slip ring of claim 4, wherein the stopping bracket is U-shaped.