Conductive slip ring device with detachable electric brush

Abstract

The utility model provides a conductive slip ring device with a detachable electric brush, which comprises a terminal and a bearing base, one end of the bearing base is provided with the terminal, the outer side wall of the terminal is provided with a metal ring used for current conduction, the outer side wall of the bearing base is provided with a rotating device, and the rotating device is connected with the terminal. The outer side wall of the rotating device is movably connected with an electric brush carrier through a pre-fixing device, and a brush wire assembly is arranged in the electric brush carrier. According to the utility model, the rotating device is additionally arranged, the rotating device is opened after the brush holder is disassembled, the use state of the metal ring outside the terminal can be conveniently checked, the brush wire assembly is additionally arranged, the whole brush holder can be directly disassembled for checking and replacing when the brush wires are replaced or checked, and the pre-fixing device is additionally arranged, so that the service life of the terminal is prolonged. During assembly, the electric brush carrier can be directly installed on the rotating plate and then is fixedly installed.

Description

Technical Field

[0001] The utility model relates to the technical field of conductive slip rings, in particular to a brush-detachable conductive slip ring device. Background Art

[0002] Conductive slip rings are essential parts of many equipments in the development of modern industry, used for the transmission of power or signals between two objects rotating relatively; conductive slip rings are also called collector rings, rotary joints, collector rings, electric slip rings, return rings, adapters, etc. Slip rings are made of elastic materials - brushes, sliding contact surface materials - conductive rings, and key components of centrifuges and inertial navigation equipment; in foreign countries, they have been used in cutting-edge military fields, and have gradually been transformed into civilian products. In recent years, they have been standardized and mass-produced, and are widely used in industrial automatic system control;

[0003] In the prior art, after searching the utility model patent with patent announcement number CN212571627U, a detachable conductive slip ring brush device is proposed, which relates to the field of conductive slip ring technology. It includes a bearing base, a terminal and a brush plate, a terminal is arranged on one side of the bearing base, a brush plate is arranged on the upper end of the bearing base, a rotating shaft is arranged on the side of the bearing base, the bearing base is rotatably connected to a clamping plate through the rotating shaft, a slot is arranged on the side of the clamping plate, a top plate is arranged above the clamping plate, connecting blocks are fixedly connected to both ends of the top plate, and the connecting block and the clamping plate are threadedly connected by fixing bolts; by setting the clamping plate to buckle on the outside of the terminal from both sides, and the terminal outer ring structure is completed by the top plate and the brush plate, the brush plate can be taken out from the top of the device after the top plate is removed, which is different from the existing detachable conductive slip ring brush device, and the opening and closing of the clamping plate is used to reduce the obstruction of the brush wire curvature to the disassembly and assembly process;

[0004] With respect to the above-mentioned prior art, the inventors found in the process of actual use or application that when disassembling the brush, the brush device is disassembled into multiple parts, and the disassembly and assembly process is very cumbersome and inefficient. Utility Model Content

[0005] In order to solve the problem in the prior art that when the brush is disassembled, the brush device is disassembled into multiple parts, and the disassembly and assembly process is very cumbersome and inefficient, the utility model provides a brush-detachable conductive slip ring device;

[0006] The utility model provides a brush-detachable conductive slip ring device adopts the following technical solution:

[0007] A brush-detachable conductive slip ring device comprises a terminal and a bearing base, wherein one end of the bearing base is provided with a terminal, an outer side wall of the terminal is provided with a metal ring for current conduction, an outer side wall of the bearing base is provided with a rotating device, an outer side wall of the rotating device is movably connected with a brush holder through a pre-fixing device, and a brush wire assembly is provided inside the brush holder;

[0008] Furthermore, the rotating device comprises a rotating plate and a main shaft, the outer side wall of the bearing base is fixedly connected to the main shaft, and the outer side wall of the main shaft is rotatably connected to the rotating plate;

[0009] Furthermore, the pre-fixing device comprises a limiting hole and a clamping block, the outer wall of the rotating plate is provided with a limiting hole, the outer wall of the brush holder is fixedly connected with a clamping block, and the clamping block corresponds to the limiting hole one by one;

[0010] Furthermore, the cross-sectional shape of the top of the card block is a triangle;

[0011] Furthermore, the brush assembly includes a conductor plate, a brush hole, a brush wire, and a contact block. The brush holder is provided with a conductor plate, an outer wall of the conductor plate is provided with a brush hole, one end of the brush wire is welded inside the brush hole, and the other end of the brush wire is fixedly connected to a contact block, and the contact block is in contact with the metal ring;

[0012] Furthermore, a bolt hole is provided on the top of the rotating plate, and a fixing block is fixedly connected to the outer wall of the brush holder, and the fixing block is used in conjunction with the bolt hole;

[0013] In summary, the beneficial effects of the utility model are:

[0014] In view of the problem in the above-mentioned prior art that when disassembling the brush, the brush device is disassembled into multiple parts, and the disassembly and assembly process is very cumbersome and inefficient, the utility model adds a brush wire assembly, and the brush holder can be directly disassembled as a whole for inspection and replacement when replacing or inspecting the brush wire. By adding a pre-fixing device, the brush holder can be directly installed on the rotating plate during assembly and then fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the internal cross-sectional structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the internal cross-sectional structure of the utility model.

[0019] As shown in the figure: 1-terminal, 11-metal ring, 2-bearing base, 31-rotating plate, 32-limiting hole, 33-main shaft, 4-brush holder, 41-conductor plate, 42-brush wire hole, 43-brush wire, 44-contact block, 45-fixed block, 46-card block. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 The utility model is further described in detail:

[0021] The utility model discloses a brush-detachable conductive slip ring device. Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, a brush-detachable conductive slip ring device comprises a terminal 1 and a bearing base 2. The terminal 1 is arranged at one end of the bearing base 2. The outer wall of the terminal 1 is arranged with a metal ring 11 for current conduction. The outer wall of the bearing base 2 is arranged with a rotating device. The outer wall of the rotating device is movably connected with a brush holder 4 through a pre-fixing device. The brush holder 4 is provided with a brush wire assembly inside. In this embodiment, by adding a rotating device, the rotating device is opened after the brush holder 4 is disassembled, so as to facilitate the inspection of the use status of the metal ring 11 outside the terminal 1. By adding a brush wire assembly, the brush holder 4 can be directly disassembled as a whole for inspection and replacement when replacing or inspecting the brush wire 43. By adding a pre-fixing device, the brush holder 4 can be directly installed on the rotating plate 31 during assembly, and then fixedly installed.

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the rotating device includes a rotating plate 31 and a main shaft 33. The outer wall of the bearing base 2 is fixedly connected to the main shaft 33, and the outer wall of the main shaft 33 is rotatably connected to the rotating plate 31. In this embodiment, by adding the main shaft 33, the rotating plate 31 is rotated on the outer wall of the main shaft 33, which is convenient for observing the use status of the metal ring 11 on the surface of the terminal 1 and performing maintenance and replacement.

[0023] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the pre-fixing device includes a limiting hole 32 and a clamping block 46. The outer wall of the rotating plate 31 is provided with the limiting hole 32, and the outer wall of the brush holder 4 is fixedly connected with the clamping block 46, and the clamping block 46 corresponds to the limiting hole 32 one by one; the cross-sectional shape of the top of the clamping block 46 is a triangle; in this embodiment, by adding the limiting hole 32, when installing the brush holder 4, the clamping block 46 of the brush holder 4 is aligned with the limiting hole 32, so that the triangle at the top of the clamping block 46 is clamped in the limiting hole 32, so that the brush holder 4 and the rotating plate 31 are simply fixed, and when the brush holder 4 needs to be disassembled, both hands are pressed inwardly to press the clamping block 46 exposed in the limiting hole 32, and the clamping block 46 of the brush holder 4 is pulled out from the limiting hole 32, and the brush holder 4 is disassembled;

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the brush assembly includes a conductor plate 41, a brush hole 42, a brush wire 43, and a contact block 44. The conductor plate 41 is arranged inside the brush holder 4, and the outer wall of the conductor plate 41 is provided with a brush hole 42. One end of the brush wire 43 is welded inside the brush hole 42, and the other end of the brush wire 43 is fixedly connected to the contact block 44, and the contact block 44 is in contact with the metal ring 11. In this embodiment, by adding the conductor plate 41 to weld the brush wire 43, the time of inserting the brush wire 43 into the brush hole 42 one by one is saved, which is more convenient and quick.

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, a bolt hole is provided on the top of the rotating plate 31, and a fixing block 45 is fixedly connected to the outer wall of the brush holder 4, and the fixing block 45 is used in conjunction with the bolt hole; in this embodiment, after the brush holder 4 and the movable plate are pre-fixed, the fixing block 45 and the bolt hole are fixed by bolts inserted therein;

[0026] The implementation principle of the embodiment of the utility model is:

[0027] First, when installing the brush holder 4, align the block 46 of the brush holder 4 with the limiting hole 32 so that the triangle on the top of the block 46 is stuck in the limiting hole 32, so that the brush holder 4 and the rotating plate 31 are simply fixed. When the brush holder 4 needs to be disassembled, press the block 46 exposed in the limiting hole 32 with both hands inward, pull the block 46 of the brush holder 4 out of the limiting hole 32, and complete the disassembly of the brush holder 4. Then check whether the brush wire 43 needs to be repaired or replaced. By rotating the rotating plate 31, the terminal 1 is completely exposed, and the status of the metal ring 11 is checked to see whether it needs to be repaired or replaced.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The various components mentioned in the utility model are common technologies in the existing field. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A brush-detachable conductive slip ring device, comprising a terminal (1) and a bearing base (2), wherein one end of the bearing base (2) is provided with the terminal (1), characterized in that: The outer wall of the terminal (1) is provided with a metal ring (11) for conducting current, the outer wall of the bearing base (2) is provided with a rotating device, the outer wall of the rotating device is movably connected to a brush holder (4) via a pre-fixing device, and a brush assembly is provided inside the brush holder (4).

2. A brush-detachable conductive slip ring device according to claim 1, characterized in that: The rotating device comprises a rotating plate (31) and a main shaft (33); the outer side wall of the bearing base (2) is fixedly connected to the main shaft (33); and the outer side wall of the main shaft (33) is rotatably connected to the rotating plate (31).

3. A brush-detachable conductive slip ring device according to claim 2, characterized in that: The pre-fixing device comprises a limiting hole (32) and a clamping block (46); the outer wall of the rotating plate (31) is provided with a limiting hole (32); the outer wall of the brush holder (4) is fixedly connected with a clamping block (46); the clamping block (46) corresponds one to one with the limiting hole (32).

4. A brush-detachable conductive slip ring device according to claim 3, characterized in that: The cross-sectional shape of the top of the block (46) is triangular.

5. The brush-detachable conductive slip ring device according to claim 1, characterized in that: The brush assembly comprises a conductor plate (41), a brush hole (42), a brush wire (43), and a contact block (44); the conductor plate (41) is arranged inside the brush holder (4); the outer wall of the conductor plate (41) is provided with a brush hole (42); one end of the brush wire (43) is welded inside the brush hole (42); the other end of the brush wire (43) is fixedly connected to a contact block (44); and the contact block (44) is in contact with the metal ring (11).

6. The brush-detachable conductive slip ring device according to claim 2, characterized in that: A bolt hole is provided on the top of the rotating plate (31), and a fixing block (45) is fixedly connected to the outer side wall of the brush holder (4), and the fixing block (45) is used in conjunction with the bolt hole.

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