CN214754612U

CN214754612U - Engineering mechanical slip ring with sealing structure

Info

Publication number: CN214754612U
Application number: CN202120969701.1U
Authority: CN
Inventors: 高学鹏
Original assignee: Xuzhou Heavy Machinery Co Ltd
Current assignee: Xuzhou Heavy Machinery Co Ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-16
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a take seal structure's engineering machine tool sliding ring, including rotor and stator, the stator set up in the rotor top, this rotor outside are provided with the bearing ring, the bearing ring top is provided with the support the protecting box of stator, the protecting box link up from top to bottom, just the inside brush subassembly that transversely evenly is provided with the separable connection rotor of multiunit of stator. Has the advantages that: the utility model discloses an it all sets up sealed bearing to rotate hookup location both ends at rotor and stator to improve the sealed not tight problem of current sliding ring, set up conductive brush and the conductive groove of rotor into separable structure simultaneously, so that will not connect the electrically conductive brush and rotor separation, thereby reduce conductive brush wearing and tearing, the follow-up conductive brush with different positions of being convenient for carries out the alternate use, thereby extension equipment life, the practicality is strong.

Description

Engineering mechanical slip ring with sealing structure

Technical Field

The utility model relates to an engineering machine tool accessory field, concretely relates to take seal structure's engineering machine tool sliding ring.

Background

The slip ring is a conductive part commonly used in the field of engineering machinery, and the slip ring is formed by continuously connecting a rotating part and a fixed part with electric energy and signals. The slip ring of the engineering machinery is generally arranged on a rotary center and used for mutual transmission between a power supply and a signal. The slip rings of the series are in a dusty and exposed working environment, and the slip rings need to bear the influence of external adverse environmental factors such as dust adhesion, water vapor erosion and the like.

The applicant finds that at least the following technical problems exist in the prior art: the sealing effect of the slip ring of the currently used engineering machinery is poor, the rotating part is affected by dust adhesion after long-term use, the rotating action is affected, meanwhile, part of the electric brushes in the non-electrified state and the rotor are always in a contact state, the electric brushes are abraded, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take seal structure's engineering machine tool sliding ring just for solving above-mentioned problem, it all sets up sealed bearing to rotate hookup location both ends at rotor and stator, in order to improve the not tight problem of sealing of current sliding ring, set up the conductive groove of conductive brush and rotor into separable structure simultaneously, in order to separate the conductive brush that will not connect the electricity with the rotor, thereby reduce conductive brush wearing and tearing, be convenient for follow-up conductive brush with different positions carries out substitution, thereby extension equipment life, therefore, the clothes hanger is strong in practicability, see the explanation below for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an engineering machinery slip ring with a sealing structure, which comprises a rotor and a stator, wherein the stator is arranged above the rotor, a bearing ring is arranged outside the rotor, a protective box for supporting the stator is arranged at the top of the bearing ring, the protective box is communicated up and down, and a plurality of groups of electric brush assemblies which can be separately connected with the rotor are transversely and uniformly arranged in the stator;

the bearing ring is characterized in that a through groove is vertically communicated with the top of the outer side of the bearing ring, a plurality of groups of conductive grooves are horizontally and evenly arranged in the middle of the rotor, the electric brush assembly vertically penetrates through the through groove, the bottom of the electric brush assembly vertically extends into the conductive grooves, sealing bearings are arranged on the inner sides of two ends of the bearing ring, and the bearing ring is in running fit with the rotor through the sealing bearings.

When the engineering mechanical slip ring with the sealing structure is used, an electric wire needing to transmit electric energy or signals penetrates into a stator along an auxiliary hole of a wiring board, the electric wire is connected with a wiring terminal of an electric brush assembly, then adjusting screws above a plurality of groups of electric brush assemblies connected with the electric wire are rotated downwards to integrally push the electric brush assembly in a wiring state downwards through the adjusting screws, meanwhile, a spring is compressed to generate compression, after the electric brush assembly moves downwards, a conductive brush of the electric brush assembly is contacted with the bottom of a conductive groove to realize the conductive connection process of the group of electric brush assemblies and a rotor, at the moment, the conductive brushes in the plurality of groups of electric brush assemblies which are not connected are kept in a separated state from the conductive groove, and therefore, the plurality of groups of conductive brushes which are not connected are prevented from being abraded in the relative rotation process of the stator and the rotor; when a plurality of groups of conducting brushes contacted with the bottom in the conducting groove are worn to be replaced, the electric wire is detached from a plurality of groups of brush assemblies in a downward moving state, the electric wire is replaced and connected to other groups of brush assemblies in a non-downward moving state, and the brush assemblies in a wiring state at the moment are pressed down through the adjusting screws to be connected to the outer side of the rotor, so that the service life of the slip ring is prolonged.

Preferably, the stator is a hollow box body, a plurality of groups of accommodating grooves are formed in the bottom of the stator corresponding to the electric brush assembly, and rectangular sliding holes penetrating through the bottom of the stator are vertically formed in the bottoms of the accommodating grooves.

Preferably, the electric brush assembly comprises a support rod vertically penetrating through the sliding hole, the support rod is of a rectangular long structure and is in sliding fit with the sliding hole, and a conductive brush is arranged at the bottom of the support rod and vertically extends to the outer side of the conductive groove.

Preferably, a disc-shaped limiting disc is arranged at the top end of the supporting rod, a spring is sleeved on the outer side of the supporting rod below the limiting disc, and a binding post is arranged at the top of the limiting disc.

As preferred, the outside bilateral symmetry of the positive opening part of stator is provided with two sets of locking pieces, just the stator openly is provided with the wiring board, wiring board back both sides all are provided with the hasp, the hasp with the connection can be dismantled to the locking piece, just it transversely evenly is provided with the multiunit auxiliary hole to correspond the brush subassembly on the wiring board.

Preferably, the top of the stator is provided with a top plate, the middle of the top plate is horizontally and uniformly provided with a plurality of groups of adjusting screws corresponding to the electric brush assembly, the adjusting screws vertically penetrate into the stator, the adjusting screws are in threaded fit with the top plate, and the bottoms of the adjusting screws are abutted against the top end of the wiring terminal.

Has the advantages that: the utility model discloses an it all sets up sealed bearing to rotate hookup location both ends at rotor and stator to improve the sealed not tight problem of current sliding ring, set up conductive brush and the conductive groove of rotor into separable structure simultaneously, so that will not connect the electrically conductive brush and rotor separation, thereby reduce conductive brush wearing and tearing, the follow-up conductive brush with different positions of being convenient for carries out the alternate use, thereby extension equipment life, the practicality is strong.

Drawings

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

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

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic view of the stator of the present invention;

fig. 4 is a schematic perspective view of the brush assembly of the present invention;

fig. 5 is a top view structural diagram of the stator of the present invention.

The reference numerals are explained below:

1. a rotor; 101. a conductive slot; 2. a stator; 201. accommodating grooves; 202. a slide hole; 203. a locking block; 3. a bearing ring; 301. sealing the bearing; 4. a protective box; 5. a wiring board; 501. an auxiliary hole; 502. locking; 6. a top plate; 601. an adjusting screw; 7. an electric brush assembly; 701. a stay bar; 702. a conductive brush; 703. a binding post; 704. a spring; 705. a limiting disc.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides an engineering machinery slip ring with sealing structure, including rotor 1 and stator 2, stator 2 sets up above rotor 1, this rotor 1 outside is provided with bearing ring 3, bearing ring 3 top is provided with protecting box 4 that supports stator 2, protecting box 4 link up from top to bottom, and stator 2 inside transversely evenly is provided with the brush subassembly 7 of multiunit separable connection rotor 1, through connecting a plurality of group brush subassemblies 7 of connecting the external electric wire with rotor 1 circular telegram, thus keep the other group brush subassemblies 7 of not connecting the external electric wire with the separating state of rotor 1, avoid the brush of not circular telegram state to produce wearing and tearing;

the top of the outer side of the bearing ring 3 is vertically communicated with a through groove, the middle part of the rotor 1 is transversely and evenly provided with a plurality of groups of conductive grooves 101, the brush assembly 7 vertically penetrates through the through groove and the bottom of the brush assembly 7 vertically extends into the conductive grooves 101, the inner sides of the two ends of the bearing ring 3 are respectively provided with a sealing bearing 301, and the bearing ring 3 is in running fit with the rotor 1 through the sealing bearing 301.

As an optional embodiment, the stator 2 is a hollow box, a plurality of sets of accommodating grooves 201 are formed in the bottom of the stator 2 corresponding to the brush assembly 7, rectangular sliding holes 202 penetrating through the bottom of the stator 2 are vertically formed in the bottoms of the accommodating grooves 201, the brush assembly 7 includes a stay rod 701 vertically penetrating through the sliding holes 202, the stay rod 701 is of a rectangular strip structure, the stay rod 701 is in sliding fit with the sliding holes 202, a conductive brush 702 is arranged at the bottom of the stay rod 701, the conductive brush 702 vertically extends to the outer side of the conductive groove 101, a disc-shaped limiting disc 705 is arranged at the top end of the stay rod 701, a spring 704 is sleeved on the outer side of the stay rod 701 below the limiting disc 705, a binding post 703 is arranged at the top of the limiting disc 705, the limiting disc 705 is pushed upwards by the spring 704, so that the stay rod 701 and the conductive brush 702 are upwards pushed up, and the conductive brush 702 is ensured to be in a separated state from the conductive groove 101 of the rotor 1;

stator 2 openly opening part outside both sides symmetry is provided with two sets of locking pieces 203, and stator 2 openly is provided with

wiring board

5, 5 back both sides of wiring board all are provided with hasp 502, hasp 502 can be dismantled with locking piece 203 and be connected, and correspond brush subassembly 7 on the wiring board 5 and transversely evenly be provided with multiunit auxiliary hole 501, stator 2 top is provided with

roof

6, 6 middle parts of roof correspond brush subassembly 7 and transversely evenly be provided with multiunit adjusting screw 601, inside adjusting screw 601 vertically penetrates stator 2, this adjusting

screw

601 and 6 screw-thread fit of roof, and adjusting screw 601 bottom offsets tightly with terminal 703 top.

With the structure, in the using process, the electric wire which needs to transmit electric energy or signals is penetrated into the stator 2 along the auxiliary hole 501 of the wiring board 5, the circular ring terminal of the electric wire is sleeved outside the binding post 703, so as to electrically connect the electric wire with the binding post 703, and then the adjusting screws 601 above the groups of brush assemblies 7 connected with the electric wire are rotated downwards, so that the brush assemblies 7 in the wire connection state are pushed downwards integrally by the adjusting screws 601, meanwhile, the spring 704 is compressed under pressure, the conductive brush 702 of the brush component 7 contacts the bottom in the conductive groove 101 after moving downwards, so as to realize the conductive connection process of the group of brush assemblies 7 and the rotor 1, at the moment, the conductive brushes 702 in the plurality of groups of brush assemblies 7 which are not connected with wires are kept in a separated state from the conductive groove 101, thereby avoiding abrasion of the groups of the conductive brushes 702 which are not connected with wires in the relative rotation process of the stator 2 and the rotor 1; when a plurality of groups of conductive brushes 702 in contact with the bottom in the conductive groove 101 are worn to be replaced, the electric wires are detached from a plurality of groups of brush assemblies 7 in the downward moving state, the electric wires are replaced and connected to another plurality of groups of brush assemblies 7 in the non-downward moving state, and the brush assemblies 7 in the wiring state are pressed down through the adjusting screws 601 to be connected to the outer side of the rotor 1, so that the service life of the slip ring is prolonged;

through all setting up sealed bearing 301 at rotor 1 and stator 2 rotation hookup location both ends to improve the not tight problem of sealing of current sliding ring, set up conductive brush 702 and rotor 1's conductive groove 101 into separable structure simultaneously, so that with the separation of conductive brush 702 and rotor 1 that does not connect the electricity, thereby reduce conductive brush 702 wearing and tearing, be convenient for follow-up conductive brush 702 with different positions carries out the alternate use, thereby extension equipment life, the practicality is strong.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a take seal structure's engineering machine tool sliding ring which characterized in that: the electric brush device comprises a rotor (1) and a stator (2), wherein the stator (2) is arranged above the rotor (1), a bearing ring (3) is arranged on the outer side of the rotor (1), a protective box (4) for supporting the stator (2) is arranged at the top of the bearing ring (3), the protective box (4) is communicated up and down, and a plurality of groups of electric brush assemblies (7) which can be separately connected with the rotor (1) are transversely and uniformly arranged in the stator (2);

the bearing ring is characterized in that a through groove is vertically communicated at the top of the outer side of the bearing ring (3), a plurality of groups of conductive grooves (101) are transversely and uniformly arranged in the middle of the rotor (1), the electric brush assembly (7) vertically penetrates through the through groove and the bottom of the electric brush assembly (7) vertically extends into the conductive grooves (101), sealing bearings (301) are arranged on the inner sides of the two ends of the bearing ring (3), and the bearing ring (3) is in running fit with the rotor (1) through the sealing bearings (301).

2. The slip ring with the sealing structure for the engineering machinery as claimed in claim 1, wherein: stator (2) are the cavity box, and the bottom corresponds brush subassembly (7) and is provided with multiunit holding tank (201) in this stator (2), vertical rectangle slide opening (202) that run through this stator (2) bottom that are provided with in holding tank (201) bottom.

3. The slip ring with the sealing structure for the engineering machinery as claimed in claim 2, wherein: brush subassembly (7) are including vertical running through vaulting pole (701) of slide opening (202), this vaulting pole (701) are the rectangular strip structure of rectangle, just vaulting pole (701) with slide opening (202) sliding fit, vaulting pole (701) bottom is provided with electrically conductive brush (702), electrically conductive brush (702) vertical extend to electrically conductive groove (101) outside.

4. The slip ring with the sealing structure for the engineering machinery as claimed in claim 3, wherein: the top end of the support rod (701) is provided with a disc-shaped limiting disc (705), a spring (704) is sleeved on the outer side of the support rod (701) below the limiting disc (705), and a binding post (703) is arranged at the top of the limiting disc (705).

5. The slip ring with the sealing structure for the engineering machinery as claimed in claim 4, wherein: stator (2) openly the outside bilateral symmetry of opening part is provided with two sets of locking pieces (203), just stator (2) openly is provided with wiring board (5), wiring board (5) back both sides all are provided with hasp (502), hasp (502) with connection can be dismantled to locking piece (203), just it transversely evenly is provided with multiunit auxiliary hole (501) to correspond brush subassembly (7) on wiring board (5).

6. The slip ring with the sealing structure for the engineering machinery as claimed in claim 5, wherein: stator (2) top is provided with roof (6), roof (6) middle part corresponds brush subassembly (7) transversely evenly is provided with multiunit adjusting screw (601), adjusting screw (601) vertically penetrates inside stator (2), this adjusting screw (601) with roof (6) screw-thread fit, just adjusting screw (601) bottom with terminal (703) top counterbalance tightly.