A conductive slip ring

Abstract

The utility model discloses a conductive slip ring, including a stator housing, a stator insulating sleeve, a stator copper ring, a deep groove ball bearing, a rotor housing, a rotor insulating sleeve, a rotor copper ring, sealing cotton, a fixing screw, and a wire pressing plate. Compared with the prior art, the utility model adjusts the size of the stator and rotor housings to be consistent, which is convenient for installation; at the same time, more terminal posts are arranged in a limited space by bending the ends of the copper rings, and the wire pressing plate is formed by stamping in one piece, which has better dimensional interchangeability and is more convenient for wiring; the ends of the rotor housing and the stator housing are both provided with glue filling limit grooves for indicating the glue filling depth to avoid excessive glue filling.

Description

Technical Field

[0001] The utility model relates to the technical field of conductive pulleys, in particular to a conductive slip ring. Background Art

[0002] Conductive slip rings, also known as collector rings, rotary joints, rotating electrical rings, etc., are essential key components for modern automation equipment to realize rotary power supply and electrical signal transmission to prevent wire entanglement, and to achieve image, data signal and power transmission between two relatively rotating mechanisms. However, due to the difference in shell size, existing conductive slip rings are prone to errors during installation; the number of electrodes arranged in the same space is small, resulting in wiring difficulties, and the current allowed to pass is limited, which is prone to excessive glue sealing at both ends. Utility Model Content

[0003] The purpose of the utility model is to provide a conductive slip ring to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: comprising a stator housing, a stator insulating sleeve, a stator copper ring, a deep groove ball bearing, a rotor housing, a rotor insulating sleeve, a rotor copper ring, sealing cotton, a fixing screw, and a wire pressing plate; a stator insulating sleeve is installed on the lower side of the inner part of the stator housing; a plurality of concentric circular through grooves are opened inside the stator insulating sleeve, and a stator copper ring is installed in the groove; the rotor housing is installed on the top of the stator housing, and a rotor insulating sleeve is installed inside the rotor housing; the deep groove ball bearing is installed on the upper part of the rotor insulating sleeve, and the outer wall is fitted with the stator housing; a plurality of concentric circular through grooves are opened inside the rotor insulating sleeve, and a rotor copper ring is installed in the groove; the sealing cotton is installed between the stator insulating sleeve and the rotor insulating sleeve; the fixing screw passes through the ends of the stator copper ring and the rotor copper ring and is fixed on the wire pressing plate.

[0005] As a preferred technical solution of the utility model, mercury is used to fill the space between the stator copper ring and the rotor copper ring, and three terminals are bent at the ends of both, and the three terminals are evenly distributed around the circumference.

[0006] As a preferred technical solution of the utility model, the rotor housing and the stator housing have the same diameter, and a circle of glue-filled limiting grooves are opened on the inner side close to the terminal; the stator housing and the rotor housing are both glue-filled and sealed.

[0007] As a preferred technical solution of the utility model, the diameter difference between two adjacent circular through grooves on the stator insulation sleeve and the rotor insulation sleeve is equal.

[0008] Compared with the prior art, the utility model has the following beneficial effects: the utility model adjusts the sizes of the stator and rotor shells to be consistent, which is convenient for installation; at the same time, more terminal posts are arranged in a limited space by bending the ends of the copper rings, and the wire pressing plate is integrally formed by stamping, which has better dimensional interchangeability and is more convenient for wiring; glue filling limit grooves are provided at the ends of the rotor shell and the stator shell to indicate the glue filling depth and avoid excessive glue filling. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0010] Figure 2 It is a top view of the utility model;

[0011] Figure 3 This is a cross-sectional view of the utility model

[0012] In the figure: stator housing 1, stator insulation sleeve 2, stator copper ring 3, deep groove ball bearing 4, rotor housing 5, rotor insulation sleeve 6, rotor copper ring 7, sealing cotton 8, fixing screw 9, wire pressing plate 10 DETAILED DESCRIPTION

[0013] Example 1

[0014] like Figures 1 to 3 As shown, the utility model discloses a conductive slip ring, comprising a stator housing 1, a stator insulating sleeve 2, a stator copper ring 3, a deep groove ball bearing 4, a rotor housing 5, a rotor insulating sleeve 6, a rotor copper ring 7, sealing cotton 8, a fixing screw 9, and a wire pressing plate 10; the stator insulating sleeve 2 is installed on the lower side of the inside of the stator housing 1; a plurality of concentric circular through grooves are opened inside the stator insulating sleeve 2, and the stator copper ring 3 is installed in the groove; the rotor housing 5 is installed on the top of the stator housing 1, and the rotor insulating sleeve 6 is installed inside it; the deep groove ball bearing 4 is installed on the upper part of the rotor insulating sleeve 6, and the outer wall is fitted with the stator housing 1; a plurality of concentric circular through grooves are opened inside the rotor insulating sleeve 6, and the rotor copper ring 7 is installed in the groove; the sealing cotton 8 is installed between the stator insulating sleeve 2 and the rotor insulating sleeve 6; the fixing screw 9 is fixed on the wire pressing plate 10 after passing through the ends of the stator copper ring 3 and the rotor copper ring 7. Mercury is filled between the stator copper ring 3 and the rotor copper ring 7, and sealed with sealing cotton 8. The spacing between each layer of the stator copper ring 3 and the rotor copper ring 7 is the same, the sealing cotton 8 is more evenly stressed, the seal is better and less likely to leak; the ends of the stator copper ring 3 and the rotor copper ring 7 are bent to form three terminals, which are convenient for glue pouring, and the interval between each circle is larger, which can withstand stronger current.

[0015] The utility model increases the interval between each circle of the stator copper ring 3 and the rotor copper ring 7, can withstand stronger and larger currents, and the terminal is formed by bending, so that more terminal can be arranged in a limited space, which is convenient for wiring and improves space utilization. At the same time, it is more convenient for glue filling and sealing, avoiding excessive or unbalanced glue filling, and effectively improving production efficiency.

[0016] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in the field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.

Claims

1. A conductive slip ring, characterized in that: The invention comprises a stator housing (1), a stator insulating sleeve (2), a stator copper ring (3), a deep groove ball bearing (4), a rotor housing (5), a rotor insulating sleeve (6), a rotor copper ring (7), sealing cotton (8), fixing screws (9), and a wire pressing plate (10); the stator housing (1) is provided with a stator insulating sleeve (2) on the lower side of the interior; the stator insulating sleeve (2) is provided with a plurality of concentric circular through grooves, and the stator copper ring (3) is installed in the grooves; the rotor housing (5) is installed on the top of the stator housing (1) The rotor insulating sleeve (2) is provided with a rotor insulating sleeve (6) installed therein; the deep groove ball bearing (4) is installed on the upper part of the rotor insulating sleeve (6), and the outer wall thereof is in contact with the stator housing (1); a plurality of concentric circular through grooves are provided inside the rotor insulating sleeve (6), and a rotor copper ring (7) is installed in the grooves; the sealing cotton (8) is installed between the stator insulating sleeve (2) and the rotor insulating sleeve (6); the fixing screw (9) passes through the ends of the stator copper ring (3) and the rotor copper ring (7), and is fixed on the wire pressing plate (10).

2. A conductive slip ring according to claim 1, characterized in that: Mercury is used to fill the space between the stator copper ring (3) and the rotor copper ring (7), and the ends of both are bent to form three terminal posts, which are evenly distributed around the circumference.

3. A conductive slip ring according to claim 2, characterized in that: The rotor housing (5) and the stator housing (1) have the same diameter, and a circle of glue-filled limiting grooves are provided inside the rotor housing (5) on one side close to the terminal post; the stator housing (1) and the rotor housing (5) are both glue-filled and sealed.

4. A conductive slip ring according to claim 1, characterized in that: The diameter differences between two adjacent circular through slots on the stator insulation sleeve (2) and the rotor insulation sleeve (6) are equal.

Images