CN213043193U

CN213043193U - Integral flat electric brush type conductive slip ring

Info

Publication number: CN213043193U
Application number: CN202021816378.6U
Authority: CN
Inventors: 徐洪杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-04-23
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a whole dull and stereotyped brush type conductive slip ring belongs to conductive slip ring design technical field, interior casing, it has a trench that runs through the inside cavity of interior casing, disjunctor line board, it includes line board and the brush silk of integral type design, the line board is fixed on the trench, the brush silk is the integral type filament plate structure that the injection moulding line board constitutes on the brush silk, the brush board stretches into the cavity of interior casing and attached in a conductive shaft, the connecting portion leak in the line board outward and are in the shell body exocoel, conductive shaft and connecting portion all are connected with wire technical field. The utility model comprises a water tank. The utility model discloses a disjunctor line board of the integral type design that the line board constitutes is moulded plastics directly on the brush silk, saves this loaded down with trivial details boring procedure of brush silk installation, can also avoid appearing the brush silk and form easily bending at the installation, and is spacing fixed through moulding plastics the board silk to integral erection improves the production efficiency of conductive slip ring.

Description

Integral flat electric brush type conductive slip ring

Technical Field

The utility model belongs to the technical field of the conductive slip ring design, especially, relate to a whole dull and stereotyped brush type conductive slip ring.

Background

The conductive slip ring belongs to the application range of electric contact sliding connection, is also called slip ring, also called rotary joint, rotary electric interface, slip ring, reflux ring, coil, commutator and commutator, and is a precision power transmission device for realizing image, data signal and power transmission of two relative rotating mechanisms.

At the present stage, in the production and processing of the conductive slip ring, because the product structural design part is too many, the equipment is assembled with the manual work more, especially in the assembly stage of brush silk, because the brush silk is mostly copper brush silk, its texture is relatively soft, when inserting the silk equipment on the slip ring again, the phenomenon of buckling often appears in the brush silk after the equipment and causes contact failure phenomenon, the brush silk after the installation still needs the manual work angle of adjustment once more, consequently brush silk and conductive copper ring contact angle very difficult control, cause contact failure phenomenon easily, and the intensity of labour who organizes the equipment by one is big.

The publication number CN 209709353U-entitled "integral conductive slip ring" discloses a preassembled brush holder, which is to assemble vertically arranged brush wires on a plate holder, and correspondingly install two rows of brush wires on the plate holder, and fix the brush wires at corresponding holes on the brush plate by reassembling, wherein one brush wire corresponds to one brush point, and the brush point is padded by impurities, which is easy to cause circuit break or poor contact.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a whole dull and stereotyped brush type conductive slip ring, the disjunctor line board of the integral type design through direct injection molding line board constitution on the brush silk saves this loaded down with trivial details dry procedure of brush silk installation, can also avoid appearing the brush silk and form easily in the installation and buckle, and is spacing fixed through moulding plastics the plate silk to integral erection improves conductive slip ring's production efficiency.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a whole dull and stereotyped brush conductive slip ring, include:

the inner shell is provided with a slot position which penetrates through the inner cavity of the inner shell;

the conjoined wire board comprises a wire board and brush wires which are integrally designed, the wire board is fixed on the groove position, the brush wires are of an integral wire board structure formed by injection molding of the wire board on the brush wires, the brush boards extend into the cavity of the inner shell and are attached to a conductive shaft, and the connecting parts are externally leaked from the wire board and are positioned in the outer cavity of the outer shell;

the conductive shaft and the connecting part are connected with wires.

Furthermore, the brush wire is a flat plate wire, and the end part of the brush plate is at least provided with a channel which is arranged along the radial direction of the brush plate and penetrates through the end surface of the brush plate.

Further, the brush filaments are U-shaped plate filaments, and the brush plate is provided with a bent part.

Further, the brush silk is in rows of setting on the line board, and the both sides of line board are followed the department and are all seted up one row of notch corresponding to the brush silk, and the brush silk passes the notch and gets into the cavity of inner casing.

Further, the wire board is provided with a pair of ribs, and the connecting part is exposed in a row in the area between the two ribs on the wire board.

Furthermore, the inner shell is a cylinder, the two ends of the cylinder are both provided with circular rings, and the conductive shaft is matched in the two circular rings.

Furthermore, a row of conducting rings is arranged on the conducting shaft corresponding to the brush wires, and a baffle ring is arranged between every two adjacent conducting rings.

Furthermore, two brush plates on one brush wire are attached to the same conductive ring.

Further, the inner shell is a cylinder body formed by buckling semi-cylinders, each semi-cylinder is provided with a groove position, the groove positions are symmetrically distributed on two sides of the conductive shaft, and a connecting line board is installed in each groove position.

Further, an outer shell is sleeved outside the inner shell.

The utility model discloses following beneficial effect has:

the utility model discloses dull and stereotyped brush replaces current cylindricality copper wire, the area of contact on improvement follow copper ring surface becomes the line contact by the point contact, set up notch shape composition fork end through the flat board, contact position's branching design can reduce between plate silk and the copper ring because of being mingled with graininess debris and cause the possibility of opening circuit, corresponding branching improves the fault-tolerant rate of wire intercommunication, the disjunctor line board of the integral type design that the line board constitutes is directly moulded plastics on the brush silk, save this loaded down with trivial details dry procedure of brush silk installation, can also avoid appearing the brush silk and form easily when the installation and buckle, it is spacing fixed to mould plastics through the plate silk, and integral erection, the production efficiency of electrically conductive sliding ring is improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view at 2A;

FIG. 4 is a schematic structural diagram of an inner shell and a conjoined line board;

FIG. 5 is a sectional view of the inner housing assembled conjoined wire plate;

FIG. 6 is a schematic structural diagram of a conjoined line board;

FIG. 7 is a schematic structural view of the inner housing;

FIG. 8 is a schematic structural view of the inner housing;

FIG. 9 is a schematic view of the structure of the brush filaments;

FIG. 10 is a schematic structural view of a three-forked brush plate;

fig. 11 is a schematic view of the structure of the conductive shaft.

In the drawings, the components represented by the respective reference numerals are listed below:

1-outer shell, 2-lead, 3-conductive shaft, 4-bearing, 5-inner shell, 6-brush wire, 7-wire plate, 8-conjoined wire plate, 301-baffle ring, 302-conductive ring, 501-installation groove, 502-annular groove, 601-connection part, 602-brush plate, 603-groove, 701-rib, 702-notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1 to 11, the present invention relates to an integral flat brush type conductive slip ring:

the conductive sliding ring comprises an outer shell 1, wherein the outer shell 1 is in a step barrel shape, a through hole is formed in the step surface of the step barrel and can be used for mounting and fixing the conductive sliding ring, and the main part of the conductive sliding ring is arranged in the barrel.

The specific main components include interior casing 5, install conducting shaft 3 in interior casing 5, wherein conducting shaft 3 in-connection has wire 2, and a wire 2 is connected with a conducting ring 302, and corresponding conducting shaft 3 can rotate in interior casing 5, still installs disjunctor line board 8 on specific interior casing 5, has the brush silk 6 of contact conducting ring 302 on the corresponding disjunctor line board 8, and back connecting wire 2 on brush silk 6 constitutes one and can rotates the current device that switches on.

The specific functional components thereof:

the inner shell 5 is provided with a slot 501 penetrating through the inner cavity of the inner shell 5, the slot 501 is used for installing the conjoined wire board 8, the inner shell 5 is a cylinder as a whole, and the slot 501 is a notch arranged on the surface wall of the cylinder along the axial direction of the cylinder.

The conjoined wire plate 8 comprises a wire plate 7 and brush wires 6 which are designed integrally, wherein the brush wires 6 are preferably copper brush wires, the wire plate 7 is a plate made of plastic, and the conjoined wire plate 8 is formed by placing the brush wires 6 in rows in an injection molding grinding tool, pouring the plastic in a mold and then integrally forming the brush wires 6, so that the conductive slip ring assembled by a wire inserting-free process is formed, and the processing speed and the processing precision of the conductive slip ring are correspondingly improved.

Preferably, should mould plastics and adopt continuous injection mould, through for "ladder" type strip that the punching press will become the lapping copper sheet, through the thick product of continuous injection moulding formation disjunctor line board 8, tailor, then subtract the company of "ladder" type strip limit portion and take off, will stretch out brush silk 6 end to same direction of line board 7 both sides.

Wherein corresponding when adjusting the punching press copper sheet, can be corresponding change on the disjunctor line board 8 the interval of two adjacent brush silks 6 through adjusting stamping speed, and then can make the disjunctor line board 8 can carry out the pertinence production to corresponding conductive shaft 3 size.

Finally, the formed conjoined wire plate 8 is directly installed on the slot 501, the end part of the corresponding brush wire 6 fixed on the wire plate 7 can be directly attached to the conductive shaft 3, and the surface of the brush wire 6 is coated with a wear-resistant layer.

The wire board 7 is fixed on the slot 501, in addition, the brush wire 6 is divided into a connecting part 601 at the middle section and brush plates 602 arranged at the two ends of the connecting part 601 according to the difference of specific functions, the connecting part 601 leaks from the wire board 7 and is positioned at the outer cavity of the outer shell 1, namely, when in injection molding, one part of the brush wire 6 is embedded in the wire board 7, the middle part of the brush wire is exposed out of the wire board 7, and the connecting part 601 is used for connecting an external lead 2;

the brush plate 602 extends into the cavity of the inner housing 5 and is attached to a conductive shaft 3, so that when the conductive shaft 3 rotates, the wires 2 on the conductive shaft 3 can also communicate with the wires 2 on the brush wires 6.

Preferably, the brush wire 6 is a flat plate wire, the brush wire 6 is bent to be in a "U" shape, the corresponding connecting portion 601 is also a long strip copper plate, one surface of the copper plate is attached to the wire plate 7, the other surface of the copper plate can be directly welded with the end portion of the lead 2, the plate-type brush wire has a reinforced strength relative to the wire-type brush wire 6, the connecting area is correspondingly increased, the connection of the brush plate at the end portion relative to the wire-type and the conductive shaft 3 is changed from point contact to line contact, and the conductive contact area is correspondingly increased.

Preferably, the end of the brush plate 602 has at least one slot 603 that is opened along the radial direction of the brush plate 602 and penetrates through the end face of the brush plate 602, that is, the brush plate 602 is designed to be branched, preferably, two slots 603 are opened at each end to form a trifurcate brush plate, correspondingly, a single slot 603 or three slots 603 can be opened, that is, a line contact mode is changed into a contact mode with a plurality of short lines, when a branch and the conductive shaft 3 are ground by dielectric powder or sandwiched by insulating impurities, the two outer branched ends will continue to be connected with the conductive shaft 3, thereby avoiding the phenomena of circuit breaking or poor contact, and increasing the fault tolerance of the connection of the brush plate 602 and the conductive shaft 3.

In addition, the brush plate 602 has a bending portion, and the bending portion is tilted outwards, that is, when the conjoined wire plate 8 is installed, the wires are bent inwards by reducing the amount of the outward tilted ends, so that the success rate of the whole pasting of the plurality of wires to the conductive shaft 3 is improved.

Further, the brush filaments 6 are arranged on the filament plate 7 in rows, two notches 702 are formed in the positions of two edges of the filament plate 7 corresponding to the brush filaments 6, and the brush filaments 6 penetrate through the notches 702 to enter the cavity of the inner shell 5.

The wire board 7 is provided with a pair of ribs 701, the connecting parts 601 are exposed in a row in the area between the two ribs 701 on the wire board 7, a plurality of accommodating grooves for the wires 2 are formed by the two protruding ribs 701, the wires can be bundled in the grooves, and the corresponding ribs 701 are the connecting parts of the plate wires 6 which are fused into the wire board 7.

The inner shell 5 is in a cylinder shape, two ends of the cylinder are provided with circular rings 4, and the conductive shaft 3 is matched in the two circular rings 4.

A row of conducting rings 302 are arranged on the conducting shaft 3 corresponding to the brush wire 6, a baffle ring 301 is arranged between two adjacent conducting rings 302, wherein the corresponding conducting shaft 3 is a hollow shaft, a groove is arranged on the shaft surface of the hollow shaft, the conducting wire 2 passes through the row of conducting rings 302 arranged on the surface of the groove connector, the conducting ring 302 is specifically corresponding to the brush plate 602, and the conducting ring 302 is designed to be a flat groove.

Further, when the brush filaments 6 are contacted, the brush plates 602 at the two ends of the brush filaments 6 are attached to the same conductive ring 302.

The inner shell 5 is a cylinder body formed by buckling semi-cylinders, each semi-cylinder is provided with a slot 501, the slots are symmetrically distributed on two sides of the conductive shaft 3, two conjoined line boards 8 can be arranged in a staggered mode, and the brush wires 6 extending from the two conjoined line boards 8 are attached to the row of conductive rings 302 in a staggered mode.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An integral flat brush conductive slip ring, comprising:

an inner shell (5) which is provided with a slot (501) penetrating through the inner cavity of the inner shell (5);

the conjoined wire board (8) is an integrated wire board structure formed by the brush wires (6) and the plastic wire board (7), the wire board (7) is fixed on the groove position (501), the brush wires (6) comprise connecting parts (601) and brush boards (602) arranged at two ends of the connecting parts (601), the brush boards (602) extend into the cavity of the inner shell (5) and are attached to a conductive shaft (3), and the connecting parts (601) are externally leaked from the wire board (7) and are positioned in the outer cavity of the outer shell (1);

the conductive shaft (3) and the connecting part (601) are both connected with a lead (2).

2. The conducting slip ring of the integral flat brush type as claimed in claim 1, wherein the brush wire (6) is a flat plate wire, and the end of the brush plate (602) has at least one channel (603) which is opened along the radial direction of the brush plate (602) and penetrates the end face of the brush plate (602).

3. The conducting slip ring of the integral flat brush type as claimed in claim 2, wherein the brush wire (6) is a "U" shaped wire, and the brush plate (602) has a bent portion.

4. The flat brush type conductive slip ring as claimed in claim 1 or 2, wherein the brush wires (6) are arranged on the wire plate (7) in rows, a row of notches (702) are formed at both edges of the wire plate (7) corresponding to the brush wires (6), and the brush wires (6) pass through the notches and enter the cavity of the inner housing (5).

5. The integrated flat brush conductor slip ring according to claim 4, characterized in that the wire plate (7) has a pair of ribs (701), and the connection portions (601) are exposed in a row in the area between the two ribs (701) on the wire plate (7).

6. The flat brush type conductive slip ring as claimed in claim 5, wherein the inner housing (5) is a cylinder, rings (4) are installed at both ends of the cylinder, and the conductive shaft (3) is fitted in the rings (4).

7. The flat brush type conductive slip ring as claimed in claim 6, wherein a row of conductive rings (302) is installed on the conductive shaft (3) corresponding to the brush wire (6), and a baffle ring (301) is installed between two adjacent conductive rings (302).

8. An integral flat brush conducting slip ring according to claim 7, characterized in that two brush plates (602) on one brush wire (6) are attached to the same conducting ring (302).

9. The electric slip ring of the integral flat brush type as claimed in claim 6, wherein the inner housing (5) is a body formed by fastening half cylinders, each half cylinder has slots (501) and is symmetrically distributed on both sides of the electric conduction shaft (3), and a connection line board (8) is installed in each slot (501).

10. The flat brush conductor slip ring as claimed in claim 6, wherein the outer casing (1) is externally fitted to the inner casing (5).