Current collector applied to bridge crane

Abstract

The invention relates to the technical field of current collectors, in particular to a current collector applied to a bridge crane, which comprises a bottom plate and a sliding knife positioned above the bottom plate, a sliding hole I is formed in the bottom plate, the sliding knife is fixedly connected with a sliding knife main rod, and the sliding knife main rod is in sliding connection with the sliding hole I; the bottom end of the sliding knife main rod is fixedly connected with a limiting piece I for preventing the sliding knife main rod from sliding out of the sliding hole I; a first spring used for providing upward elastic force for the sliding knife is arranged below the sliding knife. Second sliding holes are formed in the positions, located on the left side and the right side of the first sliding hole, of the bottom plate, insulating wheel rods are slidably connected into the second sliding holes, insulating wheels are rotationally connected to the top ends of the insulating wheel rods, second limiting pieces for preventing the insulating wheel rods from sliding out of the second sliding holes are fixedly connected to the bottom ends of the insulating wheel rods, and first limiting plates are fixedly connected to the middles of the insulating wheel rods; a spring II is arranged between the limiting plate I and the bottom plate; and by arranging the insulating wheels, dust and foreign matters in the contact groove of the sliding contact line can be removed, and the situations of personnel casualties and property loss caused by separation from the sliding contact line are prevented.

Description

Technical Field

[0001] The invention relates to the technical field of current collectors, in particular to a current collector applied to a bridge crane. Background Art

[0002] Aluminum electrolysis workshops use bridge cranes to transport materials. When the bridge crane's current collector is in use, the collector's slide moves along the busbar to supply power to the crane. The slide has poor stability, and dust and foreign matter in the workshop are easily accumulated in the contact groove of the busbar. When the slide touches larger dust or foreign matter, it is easy to detach from the busbar, causing a sudden power outage of the crane, which can easily cause casualties and property losses. Summary of the invention

[0003] The main purpose of the present invention is to provide a current collector for a bridge crane, so as to solve the problem in the above-mentioned prior art that the slider of the current collector in the aluminum electrolysis workshop is easily detached from the busbar after touching larger dust or foreign objects, causing a sudden power outage of the crane, resulting in casualties and property losses.

[0004] In order to achieve the above-mentioned purpose, the present invention provides a collector applied to a bridge crane, comprising a base plate, a slide knife located above the base plate, a slide hole 1 being provided on the base plate, the slide knife being fixedly connected to a slide knife main rod, the slide knife main rod being slidably connected to the slide hole 1; a limit piece 1 being fixedly connected to the bottom end of the slide knife main rod to prevent the slide knife main rod from sliding out of the slide hole 1; a spring 1 being provided below the slide knife to provide an upward elastic force to the slide knife; slide holes 2 being provided on the base plate at positions on the left and right sides of the slide hole 1, an insulating wheel rod being slidably connected in the slide hole 2, the top end of the insulating wheel rod being rotatably connected to an insulating wheel, the bottom end being fixedly connected to a limit piece 2 to prevent the insulating wheel rod from sliding out of the slide hole 2, and a limit plate 1 being fixedly connected in the middle; a spring 2 being provided between the limit plate 1 and the base plate.

[0005] Furthermore, one end of a linkage rod is fixed to the top of the insulating wheel rod, and the other end of the linkage rod is fixedly connected to a limit plate 2; the limit plate 2 is located below the slide, and a slide hole 3 is provided on the limit plate 2, and the slide main rod is slidably connected to the slide hole 3.

[0006] Furthermore, sliding holes four are provided at both ends of the limit plate two, and both ends of the slide are fixedly connected with slide side rods, and the slide side rods are slidably connected to the sliding holes four; the spring one is located between the limit plate two and the slide and is sleeved on the outside of the slide side rod.

[0007] Furthermore, a limiting member 3 is fixedly connected to the bottom end of the sliding knife side rod to prevent the sliding knife side rod from sliding out of the sliding hole 4.

[0008] Furthermore, a spring three is arranged between the limiting plate two and the bottom plate, and the spring three is sleeved on the outer side of the sliding knife main rod.

[0009] Furthermore, both the first limiting member and the second limiting member are nuts.

[0010] Furthermore, a bracket is fixedly connected to the bottom of the base plate, the interior of the bracket is a hollow structure, and a through hole is provided on the bracket for the main rod of the sliding knife to pass through.

[0011] Furthermore, a wire is arranged inside the bracket, and the wire is fixedly connected to the bottom end of the slide main rod.

[0012] The present invention can remove dust and foreign matter in the contact groove of the busbar by arranging an insulating wheel, and prevent the sliding knife from coming off the busbar after touching larger dust or foreign matter, causing a sudden power failure of the crane, resulting in casualties and property losses.

[0013] The present invention can increase the limit on the movement of the slider by setting the second limit plate, so that the stability of the slider movement is stronger, and the slider can stably contact the contact groove of the bus bar; the second limit plate can also make the insulating wheel rods on both sides linked to make the insulating wheel rods more stable; and the activities of the insulating wheel rod and the slider do not interfere with each other, even if the insulating wheel rod moves up and down, the slider will not follow the movement of the insulating wheel rod, and the slider can always maintain close contact with the contact groove of the bus bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings in the specification, which constitute a part of this application, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0015] Figure 1 It is a structural schematic diagram of a current collector applied to a bridge crane in an embodiment; In the figure: 1, bottom plate; 2, slide; 3, slide main rod; 4, limit piece 1; 5, spring 1; 6, limit plate 1; 7, insulating wheel rod; 8, insulating wheel; 9, limit piece 2; 10, spring 2; 11, linkage rod; 12, limit plate 2; 13, slide side rod; 14, limit piece 3; 15, bracket; 16, wire; 17, spring 3. DETAILED DESCRIPTION

[0016] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0017] like Figure 1As shown, according to an embodiment of the present invention, a collector for bridge crane is provided, comprising a base plate 1, a slide 2 located above the base plate 1, a slide hole 1 is provided in the middle of the base plate 1, a slide main rod 3 is fixedly connected to the middle of the slide 2, and the slide main rod 3 is slidably connected to the slide hole 1; a limiter 4 is fixedly connected to the bottom end of the slide main rod 3 to prevent the slide main rod 3 from sliding out of the slide hole 1; a spring 5 for providing an upward elastic force to the slide 2 is provided below the slide 2; slide holes 2 are provided on the base plate 1 at positions on the left and right sides of the slide hole 1, an insulating wheel rod 7 is slidably connected in the slide hole 2, an insulating wheel 8 is rotatably connected to the top end of the insulating wheel rod 7, a limiter 2 9 is fixedly connected to the bottom end to prevent the insulating wheel rod 7 from sliding out of the slide hole 2, and a limit plate 6 is fixedly connected to the middle; a spring 2 10 is provided between the limit plate 6 and the base plate; the spring 2 10 is sleeved on the outside of the insulating wheel rod 7.

[0018] One end of a linkage rod 11 is fixed to the top of the insulating wheel rod 7, and the other end of the linkage rod 11 is fixedly connected to a limit plate 2 12; the limit plate 2 12 is located below the slide 2, and a sliding hole 3 is provided on the limit plate 2 12, and the slide main rod 3 is slidably connected to the sliding hole 3; a spring 3 17 is provided between the limit plate 2 12 and the bottom plate 1, and the spring 3 17 is sleeved on the outer side of the slide main rod 3.

[0019] Sliding holes four are provided at the left and right ends of the limit plate 2 12, and the left and right ends of the slide 2 are fixedly connected with slide side rods 13, and the slide side rods 13 are slidably connected to the sliding holes four; the spring 15 is located between the limit plate 2 12 and the slide 2 and is sleeved on the outside of the slide side rod 13; the bottom end of the slide side rod 13 is fixedly connected with a limit piece 3 14 to prevent the slide side rod 13 from sliding out of the sliding hole four; the limit plate 2 12 will slide up and down under the drive of the insulating wheel 8, and will not touch the limit piece 3 14 during the up and down sliding process, and will not drive the slide 2 to move up and down; even when the limit plate 2 12 moves downward, the slide 2 can be in close contact with the contact groove of the sliding contact wire under the action of the elastic force of the spring 15, thereby ensuring stable power supply.

[0020] The limiting member 1 4 and the limiting member 2 9 are both nuts. By turning the nuts, the height of the insulating wheel 8 and the slide knife 2 and the elastic force of the spring 2 10 and the spring 3 17 can be adjusted.

[0021] A bracket 15 is fixedly connected to the bottom of the base plate 1. The interior of the bracket 15 is a hollow structure. The bracket 15 is provided with a through hole for the slide main rod 3 to pass through. A wire 16 is provided inside the bracket 15, and the wire 16 is fixedly connected to the bottom end of the slide main rod 3. The wire 16 is arranged inside the bracket 15 and is protected by the bracket 15, which is safer.

[0022] This embodiment provides an insulating wheel to remove dust and foreign matter in the contact groove of the busbar, and prevents the slider from coming into contact with larger dust or foreign matter and detaching from the busbar, causing a sudden power outage of the crane, resulting in casualties and property losses.

[0023] The present embodiment provides a second limit plate to increase the limit on the movement of the slider, thereby making the slider more stable and enabling the slider to stably contact the contact groove of the bus bar. The second limit plate can also link the insulating wheel rods on both sides to make the insulating wheel rods more stable. Furthermore, the movements of the insulating wheel rods and the slider do not interfere with each other. Even if the insulating wheel rod moves up and down, the slider will not follow the movement of the insulating wheel rod, and the slider can always maintain close contact with the contact groove of the bus bar.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A current collector for use in a bridge crane, comprising a bottom plate (1) and a sliding knife (2) located above the bottom plate (1), characterized in that: The bottom plate (1) is provided with a sliding hole 1, the sliding knife (2) is fixedly connected with a sliding knife main rod (3), and the sliding knife main rod (3) is slidably connected to the sliding hole 1; the bottom end of the sliding knife main rod (3) is fixedly connected with a limiting member 1 (4) for preventing the sliding knife main rod (3) from sliding out of the sliding hole 1; a spring 1 (5) for providing an upward elastic force to the sliding knife (2) is arranged below the sliding knife (2); the bottom plate (1) is provided with sliding holes 2 at positions on the left and right sides of the sliding hole 1, an insulating wheel rod (7) is slidably connected in the sliding hole 2, the top end of the insulating wheel rod (7) is rotatably connected with an insulating wheel (8), the bottom end is fixedly connected with a limiting member 2 (9) for preventing the insulating wheel rod (7) from sliding out of the sliding hole 2, and the middle part is fixedly connected with a limiting plate 1 (6); a spring 2 (10) is arranged between the limiting plate 1 (6) and the bottom plate.

2. The current collector for a bridge crane according to claim 1, characterized in that: One end of a linkage rod (11) is fixed to the top end of the insulating wheel rod (7), and the other end of the linkage rod (11) is fixedly connected to a second limiting plate (12); the second limiting plate (12) is located below the sliding knife (2), and a third sliding hole is provided on the second limiting plate (12), and the sliding knife main rod (3) is slidably connected to the third sliding hole.

3. The current collector for use in a bridge crane according to claim 2, characterized in that: Two ends of the second limit plate (12) are provided with sliding holes four, and two ends of the sliding knife (2) are fixedly connected with sliding knife side rods (13), and the sliding knife side rods (13) are slidably connected to the sliding holes four; the first spring (5) is located between the second limit plate (12) and the sliding knife (2) and is sleeved on the outside of the sliding knife side rods (13).

4. The current collector for a bridge crane according to claim 3, characterized in that: A limiting member 3 (14) is fixedly connected to the bottom end of the sliding knife side rod (13) to prevent the sliding knife side rod (13) from sliding out of the sliding hole 4.

5. The current collector for use in a bridge crane according to claim 3, characterized in that: A spring three (17) is provided between the second limiting plate (12) and the bottom plate (1), and the spring three (17) is sleeved on the outer side of the sliding knife main rod (3).

6. The current collector for use in a bridge crane according to claim 3, characterized in that: The limiting member 1 (4) and the limiting member 2 (9) are both nuts.

7. The current collector for use in a bridge crane according to claim 1, characterized in that: A bracket (15) is fixedly connected to the bottom of the base plate (1); the interior of the bracket (15) is a hollow structure; and a through hole is provided on the bracket (15) for the slide main rod (3) to pass through.

8. The current collector for use in a bridge crane according to claim 7, characterized in that: A conductive wire (16) is disposed inside the bracket (15), and the conductive wire (16) is fixedly connected to the bottom end of the sliding blade main rod (3).

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