CN217507882U

CN217507882U - Multi-dimensional motion arm type sliding rail current collector

Info

Publication number: CN217507882U
Application number: CN202221549820.2U
Authority: CN
Inventors: 王宁; 沙伟静
Original assignee: Zhenjiang Siemens Bus Co Ltd
Current assignee: Zhenjiang Siemens Bus Co Ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-27
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to the technical field of current collectors, and discloses a multidimensional motion arm type sliding rail current collector, which solves the problems that the current collector needs to be manually moved to a carbon brush when in multidimensional motion to cause complex operation and the current carbon brush has large abrasion and needs frequent replacement, and comprises a support base, wherein a controller is arranged at the middle position at the top end of the support base, a motion support arm component is arranged at the top end of the support base, the motion support arm component consists of a plurality of electric push rods, a bar-shaped support plate, a limit sleeve, a buffer spring, a movable support column, a servo motor and a fixed disc, a carbon brush component is arranged at the top end of the motion support arm component, and the carbon brush component consists of a support disc and an annular carbon brush; the automatic reversing of the carbon brush can be realized through the current collector during multi-dimensional movement, manual operation is not needed, the contact range of the carbon brush and a contact net can be enlarged, the influence on normal use caused by poor contact is avoided, and meanwhile, the abrasion of the carbon brush can be effectively reduced.

Description

Multi-dimensional motion arm type sliding rail current collector

Technical Field

The utility model belongs to the technical field of the current collector, specifically be a multidimension degree motion arm-type slide rail current collector.

Background

The collector is a main device for collecting electric energy at the collector side in a sliding contact line system, and the collector directly conducts the electric energy to an electric appliance through the sliding contact of the collector brush and the guide rail, so that the mobile power supply of the system is realized.

The current collector carbon brush that uses usually is bar structure, when the multidimension degree moved (that is with electric apparatus to equidirectional motion), need commutate the current collector carbon brush, make the carbon brush contact with the contact net of difference, current collector is with bar carbon brush because overall structure is less, the contact range is less, cause the break away from with the contact net easily when the switching-over, consequently need manual control to move it to the below of different contact nets, then realize the electricity with the contact net contact and be connected, complex operation, the danger degree is high, and its contact point is usually a fixed point when current collector carbon brush contacts with the contact net, long-term frictional contact makes its wearing and tearing great easily, need often to change.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a multidimension degree motion arm formula slide rail current collector, the effectual current collector of having solved need the manual work to remove the carbon brush and cause complex operation and the great problem that needs often change of current carbon brush wearing and tearing when multidimension degree motion.

In order to achieve the above object, the utility model provides a following technical scheme: a multidimensional moving arm type slide rail current collector comprises a supporting base, a controller is arranged in the middle of the top end of the supporting base, a moving support arm component is arranged on the top end of the supporting base and consists of a plurality of electric push rods, a bar-shaped support plate, a limit sleeve, a buffer spring, a movable support column, a servo motor and a fixed disc, the electric push rods are fixedly connected to the top end of the supporting base, the bar-shaped support plate is fixedly connected to the top end of the electric push rods, the limit sleeve is fixedly connected to the middle of the top end of the bar-shaped support plate, one end of the movable support column is inserted into the limit sleeve and is matched and connected with the limit sleeve through the buffer spring, the servo motor is fixedly connected to the top end of the movable support column, the fixed disc is fixedly connected to an output shaft of the servo motor, a carbon brush component is arranged at the top end of the moving support arm component and consists of a supporting disc and an annular carbon brush, the annular carbon brush is fixedly connected to the top end of the supporting disk, and the controller is electrically connected with the electric push rod, the servo motor and the annular carbon brush.

Preferably, the bottom of the front surface and the back surface of the supporting base are provided with mounting plates, and mounting holes are formed in the mounting plates.

Preferably, the top end of the movable supporting column is provided with a limiting clamping groove matched with the servo motor.

Preferably, the rotation angle of the output shaft of the servo motor is 0-180 degrees.

Preferably, the top of supporting the disc is provided with the rubber packing ring, all sets up a plurality of and annular carbon brush assorted spacing spread groove on the side and the rubber packing ring on supporting the disc top, supports the disc and is insulating material.

Preferably, the bottom end of the annular carbon brush is provided with a plurality of limiting connecting columns matched with the limiting connecting grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) in the work, the movement support arm component consisting of the plurality of electric push rods, the strip-shaped support plate, the limiting sleeve, the buffer spring, the movable support column, the servo motor and the fixed disc and the carbon brush component consisting of the support disc and the annular carbon brush can keep the annular carbon brush to be contacted with a contact net when the electric appliance carries out multi-dimensional movement, the annular carbon brush is not required to be reversed by manual operation, two positions on the annular carbon brush can be simultaneously contacted with the contact net, the contact stability is improved, the poor contact condition is avoided, the buffer spring can play a role in buffering, the contact stability is further improved, in addition, the annular carbon brush can be driven by the servo motor to rotate for a certain angle at fixed time when in work, so that the contact points of the annular carbon brush and the contact net can be continuously switched, and the excessive abrasion of the same position of the contact net is avoided, effectively prolonging the service life of the annular carbon brush.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a second schematic structural diagram of the present invention;

fig. 3 is a schematic structural view of the carbon brush assembly of the present invention;

FIG. 4 is a schematic view of the structure of the kinematic support arm assembly of the present invention;

in the figure: 1. a support base; 2. a controller; 3. a moving support arm assembly; 4. an electric push rod; 5. a strip-shaped support plate; 6. a limiting sleeve; 7. a buffer spring; 8. a movable support column; 9. a servo motor; 10. fixing the disc; 11. a carbon brush assembly; 12. a support disc; 13. an annular carbon brush; 14. mounting a plate; 15. mounting holes; 16. a limiting clamping groove; 17. a rubber gasket; 18. limiting connecting grooves; 19. and a limiting connecting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1 to 4, the multi-dimensional moving arm type sliding rail current collector of the utility model comprises a supporting base 1, a controller 2 is arranged at the middle position of the top end of the supporting base 1, a moving supporting arm component 3 is arranged at the top end of the supporting base 1, the moving supporting arm component 3 is composed of a plurality of electric push rods 4, a strip-shaped supporting plate 5, a limiting sleeve 6, a buffer spring 7, a movable supporting column 8, a servo motor 9 and a fixed disc 10, the electric push rods 4 are fixedly connected with the top end of the supporting base 1, the strip-shaped supporting plate 5 is fixedly connected with the top end of the electric push rods 4, the limiting sleeve 6 is fixedly connected with the middle position of the top end of the strip-shaped supporting plate 5, one end of the movable supporting column 8 is inserted in the limiting sleeve 6 and is connected with the limiting sleeve 6 through the buffer spring 7, the servo motor 9 is fixedly connected with the top end of the movable supporting column 8, the fixed disc 10 is fixedly connected with the output shaft of the servo motor 9, the top end of the movement supporting arm component 3 is provided with a carbon brush component 11, the carbon brush component 11 is composed of a supporting disk 12 and an annular carbon brush 13, the annular carbon brush 13 is fixedly connected to the top end of the supporting disk 12, and the controller 2 is electrically connected with the electric push rod 4, the servo motor 9 and the annular carbon brush 13;

as shown in fig. 1 to 4, mounting plates 14 are respectively arranged at the bottom ends of the front surface and the back surface of the support base 1, mounting holes 15 are formed in the mounting plates 14, so that the support base 1 can be conveniently and fixedly mounted, a limiting clamping groove 16 matched with the servo motor 9 is formed in the top end of the movable support column 8, so that the servo motor 9 can be fixedly mounted, the rotating angle of an output shaft of the servo motor 9 is 0-180 degrees, the servo motor 9 can drive the annular carbon brush 13 to rotate, excessive abrasion of the annular carbon brush 13 is avoided, a rubber gasket 17 is arranged at the top end of the support disc 12, a plurality of limiting connecting grooves 18 matched with the annular carbon brush 13 are formed in the side edge of the top end of the support disc 12 and the rubber gasket 17, the support disc 12 is made of an insulating material, a plurality of limiting connecting columns 19 matched with the limiting connecting grooves 18 are arranged at the bottom end of the annular carbon brush 13, and the annular carbon brush 13 can be fixedly connected with the support disc 12;

when the electric carbon brush assembly is used, the electric push rod 4 drives the strip-shaped supporting plate 5, the limiting sleeve 6, the buffer spring 7, the movable supporting column 8, the servo motor 9 and the fixed disc 10 to integrally ascend, after the annular carbon brush 13 is contacted with a contact net, the electric push rod 4 extends for a certain distance to enable the buffer spring 7 to be in a compressed state, the buffer spring 7 in the compressed state can have a certain buffer function, the annular carbon brush 13 is effectively prevented from being separated from the contact net to cause power failure, when an electric appliance needs reversing motion, the annular carbon brush 13 in a circular ring structure can be directly moved to the bottom end of another contact net from the original contact net, the electric connection can not be interrupted, the electric appliance can not be powered off, when the annular carbon brush 13 works, the servo motor 9 drives the carbon brush assembly 11 to integrally rotate for a certain angle according to set time, and different positions of the annular carbon brush 13 can be contacted with the contact net, the annular carbon brush 13 is prevented from being worn too much at the same position, and in addition, when the annular carbon brush 13 works, because the annular carbon brush is of a circular ring structure, two points on the annular carbon brush 13 can be always kept in contact with a contact net, so that the contact stability can be effectively improved.

In operation, the movement support arm component consisting of the plurality of electric push rods, the strip-shaped support plate, the limiting sleeve, the buffer spring, the movable support column, the servo motor and the fixed disc and the carbon brush component consisting of the support disc and the annular carbon brush can keep the annular carbon brush to be contacted with a contact net when the electric appliance performs multidimensional movement, the annular carbon brush is not required to be reversed by manual operation, two positions on the annular carbon brush can be simultaneously contacted with the contact net, the contact stability is improved, the condition of poor contact is avoided, the buffer spring can play a role in buffering, the contact stability is further improved, in addition, the annular carbon brush can be driven by the servo motor to rotate for a certain angle at fixed time when in operation, therefore, the contact points of the annular carbon brush and the contact net can be continuously switched, and the excessive abrasion of the same position of the contact net is avoided, effectively prolong the service life of the annular carbon brush.

Claims

1. The utility model provides a multidimension degree motion arm formula slide rail current collector, includes support base (1), its characterized in that: the middle position of the top end of the supporting base (1) is provided with a controller (2), the top end of the supporting base (1) is provided with a movement supporting arm assembly (3), the movement supporting arm assembly (3) consists of a plurality of electric push rods (4), a strip-shaped supporting plate (5), a limiting sleeve (6), a buffer spring (7), a movable supporting column (8), a servo motor (9) and a fixed disc (10), the electric push rods (4) are fixedly connected to the top end of the supporting base (1), the strip-shaped supporting plate (5) is fixedly connected to the top end of the electric push rods (4), the limiting sleeve (6) is fixedly connected to the middle position of the top end of the strip-shaped supporting plate (5), one end of the movable supporting column (8) is inserted into the limiting sleeve (6) and is matched and connected with the limiting sleeve (6) through the buffer spring (7), the servo motor (9) is fixedly connected to the top end of the movable supporting column (8), the fixed disc (10) is fixedly connected to an output shaft of the servo motor (9), the top end of the movement supporting arm assembly (3) is provided with a carbon brush assembly (11), the carbon brush assembly (11) is composed of a supporting disc (12) and an annular carbon brush (13), the annular carbon brush (13) is fixedly connected to the top end of the supporting disc (12), and the controller (2) is electrically connected with the electric push rod (4), the servo motor (9) and the annular carbon brush (13).

2. The multi-dimensional moving arm sliding rail current collector of claim 1, wherein: the bottom of the front surface and the back surface of the supporting base (1) are respectively provided with a mounting plate (14), and mounting holes (15) are formed in the mounting plates (14).

3. The multi-dimensional moving arm sliding rail collector according to claim 1, wherein: and the top end of the movable supporting column (8) is provided with a limiting clamping groove (16) matched with the servo motor (9).

4. The multi-dimensional moving arm sliding rail collector according to claim 1, wherein: the rotation angle of the output shaft of the servo motor (9) is 0-180 degrees.

5. The multi-dimensional moving arm sliding rail collector according to claim 1, wherein: the top of supporting disc (12) is provided with rubber packing ring (17), all sets up a plurality of and annular carbon brush (13) assorted spacing spread groove (18) on the side on supporting disc (12) top and rubber packing ring (17), and supporting disc (12) are insulating material.

6. The multi-dimensional moving arm sliding rail collector according to claim 5, wherein: the bottom of annular carbon brush (13) is provided with a plurality of spacing spliced poles (19) with spacing spread groove (18) assorted.