Carbon brush structure of conduit type slide wire

Abstract

The utility model provides a carbon brush structure of a conduit type sliding contact line, and relates to the technical field of carbon brush structures, the carbon brush structure comprises a brush holder, a copper block and a carbon wheel, the left and right parts of the inner bottom surface of the brush holder are respectively provided with two groups of transverse fixing plates, and the transverse fixing plates are movably provided with movable vertical plates; a copper block is movably arranged between the two sets of movable vertical plates on the left side and the right side in the brush frame, an arc-shaped opening is formed in the upper portion of the copper block, a carbon wheel is installed in the middle of the upper portion of the brush frame, the lower portion of the carbon wheel is just located in the arc-shaped opening, upper notches are formed in the upper portions of the front side face and the rear side face of the brush frame, and outer baffles are arranged in the middles of the upper notches; an electric rod is sleeved between the front and rear groups of outer baffles, and the carbon wheel is mounted in the middle of the electric rod. The contact area between the copper block and the carbon wheel is increased, the carbon wheel operates stably and reliably, directional elastic supporting is adopted for the left side, the right side and the lower side of the copper block, the copper block is prevented from inclining, and use is more stable and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of carbon brush structures, in particular to a carbon brush structure for a duct-type busbar. Background Art

[0002] For mechanical equipment that needs to move and has high displacement accuracy requirements, such as cranes and elevators, sliding contact collectors and busbars are often used to provide power. The collector generally moves with the mechanical equipment and usually has carbon brushes that are slidably connected to the busbar to ensure continuous power supply. The carbon brushes are usually made of copper and graphite. The carbon brushes come into contact with the conductor in the busbar during operation.

[0003] In the specification of a special carbon brush for busbar in the prior art (publication number CN210517275U), it is mentioned that "a fixing plate is fixed on the side of the insulating shell, and a connecting bolt is connected to the side of the fixing plate. A copper block is installed inside the insulating shell, and a first slider is fixed on the top of the copper block, and a second slider is fixed on the bottom of the copper block. A first slide groove is opened on the top of the inner top of the insulating shell, and a second slide groove is opened on the bottom of the inner bottom of the insulating shell. The first slider is inserted into the first slide groove, and the second slider is inserted into the second slide groove. A first spring is connected to the side of the copper block, and the copper block is connected to the side of the insulating shell through the first spring. A groove is provided on the other side of the copper block." However, the contact area between the copper block and the carbon wheel in the prior art is relatively small, and the spring elastic support on the rear side of the copper block is unstable. There is a lack of positioning structure, which easily leads to one side of the copper block being higher than the other, and it is not stable and reliable to use. Utility Model Content

[0004] In order to overcome the defects of the prior art, a carbon brush structure of a duct-type busbar is provided to solve the problems in the prior art that the contact area between the copper block and the carbon wheel is relatively small, the spring elastic support on the rear side of the copper block is unstable, and there is a lack of positioning structure, which easily causes the copper block to be higher on one side and lower on the other side, making it unstable and unreliable to use.

[0005] To achieve the above-mentioned purpose, a carbon brush structure of a duct-type busbar is provided, comprising a brush holder, a copper block and a carbon wheel, wherein two groups of horizontal fixed plates are arranged on the left and right parts of the inner bottom surface of the brush holder, and movable vertical plates are movably arranged on the horizontal fixed plates, a copper block is movably arranged between the two groups of movable vertical plates on the left and right sides of the brush holder, and an arc-shaped opening is opened on the upper part of the copper block, a carbon wheel is installed in the middle of the upper part of the brush holder, and the lower part of the carbon wheel is just located in the arc-shaped opening.

[0006] Furthermore, a bottom plate is provided at the bottom of the brush holder, and lower L-shaped connecting plates are provided at the left and right parts of the lower end surface of the bottom plate, and upper notches are provided at the upper parts of the front and rear side surfaces of the brush holder.

[0007] Furthermore, an outer baffle is provided in the middle of the upper notch, an electric rod is sleeved between the front and rear sets of outer baffles, and the carbon wheel is installed in the middle of the electric rod.

[0008] Furthermore, an X-axis linear guide is arranged on the horizontal fixed plate, and the first slider at the lower end of the movable vertical plate is slidably connected to the X-axis linear guide on the same side, and a Z-axis linear guide is arranged on the movable vertical plate, and a lower sleeve frame is arranged at the lower part of the copper block, and second sliders are arranged on the left and right sides of the lower sleeve frame, and the second slider on each side is slidably connected to the Z-axis linear guide on the same side.

[0009] Furthermore, a plurality of sets of fastening bolts are installed between the lower sleeve frame and the bottom of the copper block, and the lower sleeve frame and the copper block are split and connected, and a plurality of sets of lower positioning rods are arranged on the lower end surface of the lower sleeve frame.

[0010] Furthermore, multiple sets of side guide sleeves are arranged on the left and right side walls of the brush holder, side springs are sleeved in the side guide sleeves, and multiple sets of side positioning rods are fixed on the outer side surface of the movable vertical plate, and each set of side positioning rods extends into the corresponding side spring on the same side.

[0011] Furthermore, a plurality of groups of lower guide sleeves are arranged in the middle of the inner bottom surface of the brush holder, lower springs are sleeved in the lower guide sleeves, and the upper parts of the lower springs are sleeved outside the corresponding lower positioning rods.

[0012] The beneficial effects of the utility model are:

[0013] 1. The upper notch on the upper part of the brush holder in the utility model is to facilitate the contact between the carbon wheel and the duct-type busbar, reduce the interference of the brush holder shell, and make the setting more convenient and trouble-free.

[0014] 2. The utility model provides an arc-shaped opening on the upper part of the copper block, and the arc-shaped opening is in greater contact with the lower part of the outer ring surface of the carbon wheel, so that the operation is more stable and reliable.

[0015] 3. The copper block of the utility model is convenient to assemble or disassemble with the lower frame, and the second sliders arranged on the left and right sides of the lower frame are slidably connected to the Z-axis linear guide rail on the same side to ensure that the direction is accurate during the upward movement and avoid deviation to one side.

[0016] 4. The side guide sleeves, side springs and side positioning rods of the utility model are arranged to provide directional elastic support for the side of the copper block, and the lower guide sleeves, lower springs and lower positioning rods are arranged to provide directional elastic support for the bottom surface of the copper block, making its movement more stable and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a rendering of an embodiment of the utility model;

[0018] Figure 2It is a cross-sectional schematic diagram of an embodiment of the utility model;

[0019] Figure 3 A schematic diagram of a copper block according to an embodiment of the utility model;

[0020] Figure 4 This is a schematic diagram of the internal structure of the brush holder according to an embodiment of the utility model.

[0021] In the figure: 1. brush holder; 10. bottom plate; 11. lower L-shaped connecting plate; 12. horizontal fixed plate; 13. X-axis linear guide; 14. movable vertical plate; 140. side positioning rod; 15. first slider; 16. Z-axis linear guide; 17. upper notch; 18. electric rod; 19. outer baffle; 2. copper block; 20. second slider; 21. fastening bolt; 22. lower sleeve frame; 23. arc-shaped mouth; 24. lower positioning rod; 3. carbon wheel; 4. side guide sleeve; 40. side spring; 5. lower guide sleeve; 50. lower spring. DETAILED DESCRIPTION

[0022] In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model is further described in detail in combination with the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the utility model. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, it should be clear to those skilled in the art that the utility model can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the present disclosure.

[0023] The specific implementation of the utility model is described in detail below with reference to the accompanying drawings.

[0024] Figure 1 The effect diagram of the embodiment of the utility model is as follows: Figure 2 It is a cross-sectional schematic diagram of an embodiment of the utility model, Figure 3 A schematic diagram of a copper block according to an embodiment of the utility model and Figure 4 This is a schematic diagram of the internal structure of the brush holder according to an embodiment of the utility model.

[0025] Reference Figures 1 to 4As shown, the utility model provides a carbon brush structure of a duct-type busbar, comprising a brush holder 1, a copper block 2 and a carbon wheel 3, two groups of horizontal fixed plates 12 are arranged on the left and right parts of the inner bottom surface of the brush holder 1, and a movable vertical plate 14 is movably arranged on the horizontal fixed plate 12, a copper block 2 is movably arranged between the two groups of movable vertical plates 14 on the left and right sides of the brush holder 1, and an arc-shaped opening 23 is opened on the upper part of the copper block 2, a carbon wheel 3 is installed in the middle of the upper part of the brush holder 1, and the lower part of the carbon wheel 3 is just located in the arc-shaped opening 23.

[0026] In this embodiment, a bottom plate 10 is provided at the bottom of the brush holder 1, and lower L-shaped connecting plates 11 are provided on the left and right parts of the lower end surface of the bottom plate 10, and upper recesses 17 are provided on the upper parts of the front and rear side surfaces of the brush holder 1; an outer baffle plate 19 is provided in the middle of the upper recess 17, and an electric rod 18 is inserted between the front and rear groups of outer baffle plates 19, and the carbon wheel 3 is installed in the middle of the electric rod 18.

[0027] As a preferred embodiment, the upper notch 17 provided on the upper part of the brush holder 1 in the present invention is to facilitate the contact between the carbon wheel 3 and the duct-type busbar, reduce the interference of the brush holder 1 shell thereon, and make the arrangement more convenient and hassle-free.

[0028] In this embodiment, an X-axis linear guide 13 is provided on the horizontal fixed plate 12, and the first slider 15 at the lower end of the movable vertical plate 14 is slidably connected to the X-axis linear guide 13 on the same side, and a Z-axis linear guide 16 is provided on the movable vertical plate 14, and a lower sleeve frame 22 is sleeved at the lower part of the copper block 2, and second sliders 20 are provided on the left and right sides of the lower sleeve frame 22, and the second sliders 20 on each side are slidably connected to the Z-axis linear guide 16 on the same side.

[0029] As a preferred implementation manner, the utility model provides an arc-shaped opening 23 on the upper portion of the copper block 2, and the arc-shaped opening 23 is in greater contact with the lower portion of the outer ring surface of the carbon wheel 3, so that the operation is more stable and reliable.

[0030] In this embodiment, multiple sets of fastening bolts 21 are installed between the lower sleeve frame 22 and the bottom of the copper block 2, and the lower sleeve frame 22 and the copper block 2 are split and connected, and multiple sets of lower positioning rods 24 are arranged on the lower end surface of the lower sleeve frame 22.

[0031] As a preferred embodiment, the copper block 2 of the utility model is convenient to assemble or disassemble with the lower frame 22, and the second sliders 20 arranged on the left and right sides of the lower frame 22 are slidably connected to the Z-axis linear guide 16 on the same side to ensure that the direction is accurate during the upward movement and avoid deviation to one side.

[0032] In this embodiment, multiple groups of side guide sleeves 4 are provided on the left and right side walls of the brush holder 1, and side springs 40 are sleeved in the side guide sleeves 4, and multiple groups of side positioning rods 140 are fixed on the outer surface of the movable vertical plate 14, and each group of side positioning rods 140 extends into the side spring 40 on the same side; multiple groups of lower guide sleeves 5 are provided in the middle of the inner bottom surface of the brush holder 1, and lower springs 50 are sleeved in the lower guide sleeves 5, and the upper part of the lower spring 50 is sleeved outside the lower positioning rod 24.

[0033] As a preferred embodiment, the side guide sleeve 4, side spring 40 and side positioning rod 140 of the utility model are arranged to provide directional elastic support for the side of the copper block 2, and the lower guide sleeve 5, lower spring 50 and lower positioning rod 24 are arranged to provide directional elastic support for the bottom surface of the copper block 2, making its movement more stable and reliable.

[0034] The utility model can effectively solve the problems in the prior art that the contact area between the copper block and the carbon wheel is relatively small, the spring elastic support on the rear side of the copper block is unstable, and there is a lack of positioning structure, which easily leads to one side of the copper block being higher than the other side, and the use is not stable and reliable. The utility model increases the contact area between the copper block and the carbon wheel, so that the operation of the carbon wheel is stable and reliable, and directional elastic supports are used on the left and right sides and the bottom of the copper block to avoid the copper block from tilting, making it more stable and reliable to use.

[0035] The above embodiments are used to explain the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the protection scope of the present invention.

Claims

1. A carbon brush structure for a duct-type busbar, characterized in that: The invention comprises a brush holder (1), a copper block (2) and a carbon wheel (3), wherein two groups of horizontal fixed plates (12) are arranged on the left and right parts of the inner bottom surface of the brush holder (1), and a movable vertical plate (14) is movably arranged on the horizontal fixed plate (12), a copper block (2) is movably arranged between the two groups of movable vertical plates (14) on the left and right sides of the brush holder (1), and an arc-shaped opening (23) is opened on the upper part of the copper block (2), and a carbon wheel (3) is installed in the middle of the upper part of the brush holder (1), and the lower part of the carbon wheel (3) is just located in the arc-shaped opening (23).

2. The carbon brush structure of a duct type busbar according to claim 1, characterized in that: The bottom of the brush holder (1) is provided with a bottom plate (10), and lower L-shaped connecting plates (11) are provided on the left and right parts of the lower end surface of the bottom plate (10), and upper notches (17) are provided on the upper parts of the front and rear side surfaces of the brush holder (1).

3. The carbon brush structure of a duct type busbar according to claim 2, characterized in that: An outer baffle (19) is arranged in the middle of the upper notch (17), an electric rod (18) is sleeved between the front and rear sets of outer baffles (19), and the carbon wheel (3) is installed in the middle of the electric rod (18).

4. The carbon brush structure of a duct type busbar according to claim 1, characterized in that: The horizontal fixed plate (12) is provided with an X-axis linear guide rail (13), and the first slider (15) at the lower end of the movable vertical plate (14) is slidably connected to the X-axis linear guide rail (13) on the same side, and the movable vertical plate (14) is provided with a Z-axis linear guide rail (16), and the lower part of the copper block (2) is sleeved with a lower sleeve frame (22), and the left and right sides of the lower sleeve frame (22) are provided with second sliders (20), and the second sliders (20) on each side are slidably connected to the Z-axis linear guide rail (16) on the same side.

5. The carbon brush structure of a duct type busbar according to claim 4, characterized in that: A plurality of sets of fastening bolts (21) are installed between the lower sleeve frame (22) and the bottom of the copper block (2), and the lower sleeve frame (22) and the copper block (2) are connected separately, and a plurality of sets of lower positioning rods (24) are arranged on the lower end surface of the lower sleeve frame (22).

6. The carbon brush structure of a duct type busbar according to claim 1, characterized in that: A plurality of side guide sleeves (4) are arranged on both left and right side walls of the brush holder (1), and side springs (40) are sleeved in the side guide sleeves (4). A plurality of side positioning rods (140) are fixed on the outer side surface of the movable vertical plate (14), and each group of side positioning rods (140) extends into a corresponding side spring (40) on the same side.

7. The carbon brush structure of a duct type busbar according to claim 1, characterized in that: A plurality of groups of lower guide sleeves (5) are arranged in the middle of the inner bottom surface of the brush holder (1), a lower spring (50) is sleeved in the lower guide sleeve (5), and the upper part of the lower spring (50) is sleeved outside the corresponding lower positioning rod (24).

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