CN216413473U - Conductive slip ring structure - Google Patents

Conductive slip ring structure Download PDF

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Publication number
CN216413473U
CN216413473U CN202123007771.8U CN202123007771U CN216413473U CN 216413473 U CN216413473 U CN 216413473U CN 202123007771 U CN202123007771 U CN 202123007771U CN 216413473 U CN216413473 U CN 216413473U
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China
Prior art keywords
ring
shaft sleeve
ring piece
plug
lead
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CN202123007771.8U
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Chinese (zh)
Inventor
郭治军
贺建钢
曹汐
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AVIC Beijing Precision Engineering Institute for Aircraft Industry
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AVIC Beijing Precision Engineering Institute for Aircraft Industry
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Abstract

The utility model relates to a conductive slip ring structure, which comprises a rotor part and a stator part, wherein the rotor part comprises a mandrel, a shaft sleeve, a ring piece, a loop wire plug and a lead, the shaft sleeve is coaxially assembled at the output end of the mandrel, the ring piece is sleeved outside the shaft sleeve, one end of the lead passes through the shaft sleeve and is connected with the loop wire plug in a compression joint mode, the loop wire plug is detachably connected with the ring piece, the other end of the lead penetrates out of a cavity of the shaft sleeve, and the ring piece and the loop wire plug are fixedly connected in a compression joint mode; the stator part comprises a spring arm and a support, a carbon brush on the spring arm is in sliding contact with the ring piece, and in the rotating process of the spindle, the power or data is transmitted from the rotor part to the stator part in a rotating mode through the sliding contact of the carbon brush on the ring piece. The problem of unreliable connection of the ring piece of the existing conductive slip ring and a wire is solved.

Description

Conductive slip ring structure
Technical Field
The utility model belongs to the technical field of electric transmission devices, and particularly relates to a conductive slip ring structure.
Background
The conductive slip ring belongs to the application range of electric contact sliding connection, is a precise electric transmission device for realizing the transmission of electric signals, images, power and other signals of two opposite rotating mechanisms, and is particularly suitable for being applied to continuous or intermittent rotation requiring 360 degrees without limit and simultaneously requiring to rotate from a fixed position
Into the mechanism that transmits power or data to the rotational position.
The conductive slip ring is composed of a stator and a rotor, and mainly depends on sliding contact between a ring sheet and an electric brush to transmit signals, namely, the ring sheet on the rotor is connected with a lead and led out from the rotor end, the electric brush is arranged on a stator brush holder plate, the brush holder plate is connected with the lead and led out from the stator end, and the rotary transmission of power or data from the rotor end to the stator end is realized through the sliding contact of the electric brush on the ring sheet.
At present, the slip ring with low power or the slip ring used for transmitting signals can realize reliable connection by using a welding mode as the connection mode of the ring piece and the lead wire because the diameter of the required lead wire is small. However, when high power needs to be transmitted, the required wires are thick, and if the ring plate and the lead are still connected by using a welding mode, certain reliability hidden dangers can be brought, and the wire is particularly prominent in high and low temperature, vibration impact and other environments of military equipment.
Therefore, in order to overcome the defects in the prior art, the inventor provides a conductive slip ring structure, so that the connection between the ring piece and the lead is more reliable.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem to be solved
The embodiment of the utility model provides a conductive slip ring structure, which aims to solve the technical problem that the connection between a ring piece of the conventional conductive slip ring and a lead is unreliable.
(2) Technical scheme
The embodiment of the utility model provides a conductive slip ring structure, which comprises a rotor part and a stator part, wherein the rotor part comprises a mandrel, a shaft sleeve, a ring piece, a ring wire plug and a lead, the shaft sleeve is coaxially assembled at the output end of the mandrel, the ring piece is sleeved outside the shaft sleeve, one end of the lead passes through the shaft sleeve and is connected with the ring wire plug in a compression joint mode, the ring wire plug is detachably connected with the ring piece, the other end of the lead penetrates out of a cavity of the shaft sleeve, and the ring piece and the ring wire plug are fixedly connected in a compression joint mode; the stator part comprises a spring arm and a support, a carbon brush on the spring arm is in sliding contact with the ring piece, and in the rotating process of the spindle, the power or data is transmitted from the rotor part to the stator part in a rotating mode through the sliding contact of the carbon brush on the ring piece.
Furthermore, a notch is reserved on the shaft sleeve, and the lead passes through the notch on the shaft sleeve and is connected with the ring piece.
Further, the lead is inserted into the hole of the loop wire plug, and the lead and the loop wire plug are fixed in a crimping mode.
Further, the loop wire plug and the ring piece are fixedly connected through screws.
Further, each ring piece corresponds to a plurality of loop wire plugs so as to match corresponding power.
Furthermore, the loop wire plug comprises a plug part and a mounting part, the height of the plug part is lower than that of the mounting part, a through hole is formed in the height direction of the plug part and used for inserting the conducting wire, and a through hole is formed in the thickness direction of the mounting part and used for mounting a fastener.
(3) Advantageous effects
In summary, the utility model adopts the structure that the wire is pressed and connected with the loop wire plug, and the loop wire plug is detachably connected with the loop sheet, overcomes the defects and shortcomings of the traditional welding connection mode of the loop sheet and the wire, and provides the loop sheet and wire connection structure with simple structure, easy assembly and high reliability.
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 view of a conductive slip ring structure according to the present invention.
Fig. 2 is a front view of the ring structure of the present invention.
Fig. 3 is a cross-sectional view a-a of the ring plate structure of fig. 2 of the present invention.
Fig. 4 is a front view schematically showing the structure of the loop wire plug of the present invention.
Fig. 5 is a left side schematic view of the loop wire plug configuration of fig. 4 in accordance with the present invention.
In the figure: 1-mandrel; 2-shaft sleeve; 3-ring piece; 4-a spring arm; 41-connecting a boss; 5-loop wire plug; 6-a wire; 7-bracket.
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 utility model and are not intended to limit the scope of the utility model, i.e., the utility model 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 utility model.
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 examples and figures 1-5.
The conductive slip ring structure comprises a rotor part and a stator part, wherein the rotor part comprises a mandrel 1, a shaft sleeve 2, a ring piece 3, a ring wire plug 5 and a lead 6, the shaft sleeve 2 is coaxially assembled at the output end of the mandrel 1, the ring piece 3 is sleeved outside the shaft sleeve 2, one end of the lead 6 penetrates through the shaft sleeve 2 and is connected with the ring wire plug 5 in a compression joint mode, the ring wire plug 5 is detachably connected with the ring piece 3, the other end of the lead 6 penetrates out of a cavity of the shaft sleeve 2, and the ring piece 3 and the ring wire plug 5 are fixedly connected in a compression joint mode; the stator part comprises a spring arm 4 and a bracket 7, a carbon brush on the spring arm 4 is in sliding contact with the ring plate 3, and during the rotation of the spindle 1, the rotating transmission of power or data from the rotor part to the stator part is realized through the sliding contact of the carbon brush on the ring plate 3.
Because the slip ring sheet and the lead in the prior art are connected in a welding mode, the connection in the slip ring with low power is reliable, but in the slip ring with high power, because the lead is thick, the phenomena of insufficient welding, unstable welding and the like are easy to occur in the welding mode, equipment faults are further caused, particularly, the phenomenon of poor welding is easy to occur in military equipment under the environments of high and low temperature, vibration impact and the like, the service life and the reliability of the slip ring are influenced, the improved structure is more reliable than the welding mode by using the lead to press and connect the loop wire plug and the ring sheet in a detachable mode, particularly when the slip ring with high power needs thicker lead, the improved structure has the advantages of reliable connection, easy installation and detachment and the like, and particularly has higher reliability under the environments of high and low temperature, vibration impact and the like, the service life and the reliability of the slip ring are effectively improved.
Specifically, a notch is left at a proper position on the shaft sleeve 2 so that the lead 6 can pass through the shaft sleeve 2 to be connected with the ring piece 3. In this embodiment, the lead 6 is inserted into the hole of the loop wire plug 5, the lead 6 is connected with the loop wire plug 5 by crimping, and then the loop wire plug 5 is fixedly connected with the loop sheet 3 by a screw.
It should be noted that each ring plate 3 corresponds to a plurality of loop plugs 5 to match corresponding power, see fig. 2 and 3, in this embodiment, 1 ring plate corresponds to 4 loop plugs, which may be further increased to 6 loop plugs or more as needed to match corresponding power signals.
Referring to fig. 4 and 5, the loop wire plug 5 of the present embodiment includes a plug portion and a mounting portion, the plug portion has a through hole for inserting the wire 6 in a direction of a height of the plug portion lower than the mounting portion, and the mounting portion has a through hole for mounting a fastener in a thickness direction.
The lead and the loop wire plug are connected in a compression joint mode, so that the problem that the lead is difficult to bend due to the fact that soldering tin is immersed in the lead during welding is solved, the diameter of the rotor can be reduced to a certain extent, the diameter of the slip ring is further reduced, and miniaturization of military equipment is facilitated.
It should be clear that the various embodiments in this description are described in a progressive manner, and that the same or similar parts between the various embodiments can be referred to each other. 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 are merely examples of the present application and are not intended to limit 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 (6)

1. The conductive slip ring structure is characterized by comprising a rotor part and a stator part, wherein the rotor part comprises a mandrel (1), a shaft sleeve (2), a ring piece (3), a ring line plug (5) and a lead (6), the shaft sleeve (2) is coaxially assembled at the output end of the mandrel (1), the ring piece (3) is sleeved outside the shaft sleeve (2), one end of the lead (6) penetrates through the shaft sleeve (2) to be connected with the ring line plug (5) in a compression joint mode, the ring line plug (5) is detachably connected with the ring piece (3), the other end of the lead (6) penetrates out of a cavity of the shaft sleeve (2), and the ring piece (3) and the ring line plug (5) are fixedly connected in a compression joint mode; the stator part comprises a spring arm (4) and a support (7), a carbon brush on the spring arm (4) is in sliding contact with the ring piece (3), and in the rotating process of the spindle (1), power or data is transmitted from the rotor part to the stator part in a rotating mode through sliding contact of an electric brush on the ring piece (3).
2. The structure of claim 1, wherein the sleeve (2) is provided with a notch, and the lead wires (6) are connected with the ring plate (3) through the notch on the sleeve (2).
3. The structure of claim 1, wherein the conductor (6) is inserted into a hole of the loop plug (5) and fixed by crimping.
4. The electrical slip ring structure of claim 1, wherein the loop wire plug (5) and the ring plate (3) are connected by screw fastening.
5. The structure of claim 1, wherein a plurality of loop wire plugs (5) are associated with each ring segment (3) to match the respective power.
6. The structure of claim 1, wherein the loop wire plug (5) comprises a plug portion and a mounting portion, the plug portion is provided with a through hole in a height direction lower than the mounting portion for inserting the wire (6), and the mounting portion is provided with a through hole in a thickness direction for mounting a fastener.
CN202123007771.8U 2021-12-01 2021-12-01 Conductive slip ring structure Active CN216413473U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123007771.8U CN216413473U (en) 2021-12-01 2021-12-01 Conductive slip ring structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123007771.8U CN216413473U (en) 2021-12-01 2021-12-01 Conductive slip ring structure

Publications (1)

Publication Number Publication Date
CN216413473U true CN216413473U (en) 2022-04-29

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ID=81305881

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123007771.8U Active CN216413473U (en) 2021-12-01 2021-12-01 Conductive slip ring structure

Country Status (1)

Country Link
CN (1) CN216413473U (en)

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