CN110808515A

CN110808515A - Novel current collector

Info

Publication number: CN110808515A
Application number: CN201911148805.XA
Authority: CN
Inventors: 麦伟财
Original assignee: Guangzhou Boyang Machinery Manufacturing Co Ltd
Current assignee: Guangzhou Boyang Machinery Manufacturing Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-02-18

Abstract

The invention relates to the field of engineering equipment, in particular to a novel current collector, which comprises a carbon brush box, a fixing frame and an indicating lamp assembly, wherein the carbon brush box and the indicating lamp assembly are both connected with the fixing frame; use the gliding direction of carbon brush box is main face of looking, the carbon brush is provided with five looks carbon brushes and does respectively: a phase A carbon brush, a phase B carbon brush, a phase C carbon brush, a phase D carbon brush and a phase E carbon brush; the A-phase carbon brush and the B-phase carbon brush are positioned on the top surface of the carbon brush box; the C-phase carbon brush and the D-phase carbon brush are positioned on the bottom surface of the carbon brush box; the E-phase carbon brush is positioned on the side face of the carbon brush box. The five-phase segmentation mode is adopted, so that the problem of short circuit caused by generated carbon powder is avoided. In addition, the current collector adopts the oppositely arranged shell, and the wiring mode is carried out in the shell, so that the structure is simple, and the assembly is convenient. And finally, the guide wheel set and the wiper are arranged at the two ends of the carbon brush box, so that the service life of the equipment is prolonged, and the use safety is further improved.

Description

Novel current collector

Technical Field

The invention relates to the field of engineering equipment, in particular to a novel current collector.

Background

The mobile equipment (mainly, a lifter, an elevator, a construction elevator, a crane, a traveling crane, a crane and the like) needs to be changed in position continuously due to movement, and the mobile equipment can obtain a power supply at any time at each different position, otherwise, the mobile equipment cannot be moved continuously. At this time, the trolley line is produced, a plurality of conductors are laid in parallel along the running track of the mobile equipment, the power supply is switched on, and the current collector capable of taking electricity from the conductors is arranged on the mobile equipment, so that when the equipment moves, the current collector synchronously runs along with the equipment, and the power supply is taken from the conductors at any time and is supplied to the equipment, so that the equipment can continue to move. The power source on the trolley line is provided for the electric equipment through the current collector. However, the existing current collector has complex structure, is easy to short circuit in the operation process and is unsafe.

Disclosure of Invention

The invention provides a novel current collector for solving the problems in the prior art.

The purpose of the invention is realized by the following technical scheme:

a novel current collector comprises a carbon brush box, a fixing frame and an indicating lamp assembly, wherein the carbon brush box and the indicating lamp assembly are both connected with the fixing frame; use the gliding direction of carbon brush box is main face of looking, the carbon brush is provided with five looks carbon brushes and does respectively: a phase A carbon brush, a phase B carbon brush, a phase C carbon brush, a phase D carbon brush and a phase E carbon brush; the A-phase carbon brush and the B-phase carbon brush are positioned on the top surface of the carbon brush box; the C-phase carbon brush and the D-phase carbon brush are positioned on the bottom surface of the carbon brush box; the E-phase carbon brush is positioned on the side face of the carbon brush box.

The novel current collector is mainly suitable for being matched with a five-phase sliding contact line. When the brush box is used, the carbon brush box slides in the sliding contact line channel. And a carbon brush on the carbon brush box is contacted with the conductive groove of the sliding contact line. The five phases of the current collector include phase A, phase B, phase C, phase D and phase E. Three phases of the three-phase transformer are connected with a live wire, one phase of the three-phase transformer is connected with a zero line, and the other phase of the three-phase transformer is connected with a ground wire. And the E phase is a grounding wire. And the A-phase carbon brush and the B-phase carbon brush are arranged on the top surface of the carbon brush box and are positioned at the opposite corners of the top surface. The C-phase carbon brush and the D-phase carbon brush are positioned on the bottom surface of the carbon brush box and are at opposite angles with the bottom surface. More preferably, the two-phase carbon brushes located at the same end of the carbon brush box are located at opposite corners of the main viewing surface. So set up, when the use of cooperation wiping line, the carbon brush of two adjacent electrically conductive inslots of wiping line is located the top surface and the bottom surface of carbon brush box, perhaps is located the front end and the rear end of carbon brush box, and two adjacent carbon brushes are separated by the setting, so carbon dust that produces at the carbon brush operation in-process just can not contact to can avoid the problem of short circuit.

Preferably, the carbon brush box comprises shells which are mutually covered, and a wiring groove is arranged in each shell; the four wiring grooves are symmetrically arranged on two sides of the symmetry axis by taking the center line of the long side of the shell as the symmetry axis; and a conductive piece is arranged in the wiring groove and is connected with the carbon brush.

The carbon brush box is composed of two shells which are mutually buckled, and the structure is simple. A plurality of wiring grooves are formed in the shell of the lock, and the length direction of the wiring grooves is consistent with that of the carbon brush box. The wiring groove is internally provided with a conductive piece, the conductive piece is preferably provided with a copper wire, the elastic tail end is divided into two branches, each branch is connected with a carbon brush, and one carbon brush consists of two copper sheets.

Preferably, the housing is provided with a hollowed-out groove; the carbon brush is arranged in the hollow groove.

The shell is provided with a hollow groove, and the carbon brush protrudes from the inside of the carbon brush box to the outside of the carbon brush box from the hollow groove. And the top end of the carbon brush is higher than the surface of the carbon brush box.

Preferably, the carbon brush is provided with a spring, one end of the spring abuts against the shell, and the other end of the spring abuts against the carbon brush.

The carbon brush is provided with a carbon brush, one end of the spring is abutted to the shell, and the other end of the spring is abutted to the carbon brush. When the carbon brush is contacted with the sliding contact line, the carbon brush and the sliding contact line conductive groove are extruded more tightly.

Preferably, one end of the conductive piece is connected with the carbon brush; the other end is provided with a power connection hole; the power connection hole is connected with an external lead. One end of each conductive piece is provided with a power connection hole, the power connection holes of the conductive pieces are converged at one edge of the carbon brush box, and then the external lead is connected with the power connection holes through bolts, so that the conductive function is achieved.

Preferably, guide wheel assemblies are arranged at two ends of the sliding direction of the carbon brush box.

Preferably, the guide wheel set comprises a fixed block and a roller; the fixed block with the carbon brush box meets, four sides of fixed block all are provided with the gyro wheel.

The carbon brush box is provided with a guide wheel assembly, the guide wheel assembly is provided with a fixed block, and the size of the section of the fixed block is the same as that of the section of the carbon brush box. And rollers are arranged around the fixed block. The carbon brush box is arranged in such a way that friction with the sliding contact line shell can not occur in the sliding process, so that the service life of the current collector and the sliding contact line can be prolonged.

Preferably, the brush box is provided with a wiper.

During use, due to temperature, air pressure and the like, water vapor may be formed inside the trolley wire, the water vapor forms water drops on the inner wall of the trolley wire, and the water drops are gathered to cause short circuit. And a wiper is arranged at one end of the carbon brush box, and water drops on the inner wall of the sliding contact line are scraped off through the wiper in the moving process of the carbon brush box.

Preferably, the wiper comprises a water guide box provided with a wiper plate; the bottom of the water guide box is provided with a drain hole.

The edge of the water scraping plate is in contact with the inner wall of the sliding contact line shell in the using process, formed water drops are scraped into the water guide box in the sliding process of the carbon brush box, and finally the sliding contact line is removed through the drain hole and the drain pipe connected to the drain hole.

Compared with the prior art, the invention has the following technical effects:

according to the novel current collector provided by the invention, a five-phase segmentation mode is adopted, and two adjacent phases are arranged on the opposite surfaces of the carbon brush box or at two ends of the carbon brush box, so that the problem of short circuit caused by carbon powder generated in the using process is avoided. In addition, the current collector adopts the oppositely arranged shell, and the wiring mode is carried out in the shell, so that the structure is simple, and the assembly is convenient. And finally, the guide wheel set and the wiper are arranged at the two ends of the carbon brush box, so that the service life of the equipment is prolonged, and the use safety is further improved.

Drawings

FIG. 1 is a schematic perspective view of a current collector according to the present invention;

FIG. 2 is a schematic perspective view of a current collector holder according to the present invention;

figure 3 is a schematic perspective view of the collector housing (lower casing) of the present invention;

figure 4 is a schematic perspective view of the collector housing (upper shell) of the present invention;

fig. 5 is a perspective view of a collector wiper according to the present invention.

Description of reference numerals:

1-carbon brush box, 11-shell, 12-wiring groove, 13-conductive piece, 131-electric hole, 14-hollowed-out groove, 2-fixing frame, 3-indicator lamp component, 4-carbon brush, 41-A phase carbon brush, 42-B phase carbon brush, 43-C phase carbon brush, 44-D phase carbon brush, 45-E phase carbon brush, 5-spring, 6-guide wheel component, 61-roller, 7-wiper, 71-water guide box, 72-water scraper and 73-water drain hole.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 5, a novel current collector comprises a carbon brush box 1, a fixing frame 2 and an indicator lamp assembly 3, wherein the carbon brush box 1 and the indicator lamp assembly 3 are both connected with the fixing frame 2; the sliding direction of the carbon brush box 1 is taken as a main view plane, and the carbon brush 1 is provided with five-phase carbon brushes 4 which are respectively as follows: an a-phase carbon brush 41, a B-phase carbon brush 42, a C-phase carbon brush 43, a D-phase carbon brush 44, and an E-phase carbon brush 45; the A-phase carbon brush 41 and the B-phase carbon brush 42 are positioned on the top surface of the carbon brush box 1; the C-phase carbon brush and the D-phase carbon brush 44 are positioned on the bottom surface of the carbon brush box 1; the E-phase carbon brush is positioned on the side surface of the carbon brush box 1.

The carbon brush box 1 comprises a shell 11 which is mutually covered, and a wiring groove 12 is arranged in the shell 11; the four wiring grooves 12 are arranged, the central line of the long side of the shell 11 is a symmetry axis, and the four wiring grooves 12 are symmetrically arranged on two sides of the symmetry axis; a conductive piece 13 is arranged in the wiring groove 12, and the conductive piece 13 is connected with the carbon brush 4.

The shell 11 is provided with a hollow groove 14; the carbon brush 4 is disposed in the hollow groove 14.

The carbon brush 4 is provided with a spring 5, one end of the spring 5 is abutted to the shell 11, and the other end of the spring 5 is abutted to the carbon brush 4.

One end of the conductive piece 13 is connected with the carbon brush 4; the other end is provided with a power connection hole 131; the power receiving hole 131 is connected to an external lead.

An insulating groove 21 is arranged in the fixing frame 2, and a conductive wire is arranged in the insulating groove 21.

Guide wheel assemblies 6 are provided at both ends of the carbon brush box 1 in the sliding direction.

The guide wheel group 6 comprises a fixed block 61 and a roller 61; the fixed block 61 is connected with the carbon brush box 1, and four side surfaces of the fixed block 61 are provided with idler wheels 61.

The carbon brush box 1 is provided with a wiper 7. The wiper 7 includes a water guide box 71, and the water guide box 71 is provided with a wiper plate 72; the bottom of the water guide box 71 is provided with a drain hole 73.

When in use, the conductive member 13 is arranged in the wiring groove 14, one end of the conductive member 13 is connected with the contact hole 131, and the other end is respectively connected with the five-phase carbon brushes 4 (41, 42, 43, 44 and 45). The external lead is fixed in the power receiving hole 131 by a bolt through the insulation groove 21. The carbon brush box 1 is connected with the fixed frame through bolts, and the indicating lamp assembly is also fixed on the fixed frame. The indicating lamp assembly is provided with three indicating lamps which are respectively connected with the three live wires.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims

1. The novel current collector is characterized by comprising a carbon brush box (1), a fixing frame (2) and an indicator lamp assembly (3), wherein the carbon brush box (1) and the indicator lamp assembly (3) are both connected with the fixing frame (2); with the gliding direction of carbon brush box (1) is the main face of looking, carbon brush (1) is provided with five looks carbon brushes (4) and is respectively: an A-phase carbon brush (41), a B-phase carbon brush (42), a C-phase carbon brush (43), a D-phase carbon brush (44) and an E-phase carbon brush (45); the A-phase carbon brush (41) and the B-phase carbon brush (42) are positioned on the top surface of the carbon brush box (1); the C-phase carbon brush and the D-phase carbon brush (44) are positioned on the bottom surface of the carbon brush box (1); the E-phase carbon brush is positioned on the side surface of the carbon brush box (1).

2. The new current collector of claim 1, characterized in that the carbon brush box (1) comprises housings (11) that are mutually covered, and wiring grooves (12) are arranged in the housings (11); the number of the wiring grooves (12) is four, the central line of the long side of the shell (11) is taken as a symmetry axis, and the four wiring grooves (12) are symmetrically arranged on two sides of the symmetry axis; and a conductive piece (13) is arranged in the wiring groove (12), and the conductive piece (13) is connected with the carbon brush (4).

3. The new collector according to claim 2, characterised in that the casing (11) is provided with a hollowed-out groove (14); the carbon brush (4) is arranged in the hollow groove (14).

4. The new current collector according to claim 1, characterized in that the carbon brush (4) is provided with a spring (5), the spring (5) abutting the housing (11) at one end and the carbon brush (4) at the other end.

5. The new current collector as claimed in claim 2, characterized in that one end of the conductive member (13) is connected to the carbon brush (4); the other end is provided with a power connection hole (131); the power connection hole (131) is connected with an external lead.

6. The new current collector as claimed in claim 1, characterised in that an insulating groove (21) is provided in said holder (2), said insulating groove (21) being provided with an electrically conductive wire.

7. The new collector according to claim 1, characterized in that guide wheel assemblies (6) are provided at both ends of the carbon brush box (1) in the sliding direction.

8. The new collector according to claim 7, characterised in that said guide roller group (6) comprises a fixed block (61) and a roller (61); the fixed block (61) is connected with the carbon brush box (1), and four side surfaces of the fixed block (61) are provided with rollers (61).

9. The new current collector according to claim 1, characterized in that the carbon brush box (1) is provided with a wiper (7).

10. The new collector according to claim 9, characterised in that said wiper (7) comprises a water box (71), said water box (71) being provided with a wiper plate (72); the bottom of the water guide box (71) is provided with a drain hole (73).