Pantograph overhauling device for rail transit vehicle

Abstract

The rail transit vehicle pantograph overhauling device comprises a bottom plate, a control panel, two fixing blocks and two supporting blocks are fixedly connected to the upper surface of the bottom plate, a first driving motor is fixedly connected to the upper surface of each supporting block, a first bearing is fixedly connected to the inner wall of the bottom plate, and a second driving motor is fixedly connected to the inner wall of the first bearing. The bottom surface of the bottom plate is fixedly connected with a fixing frame, the inner ring of the first bearing is fixedly connected with a second driving motor, and the top end of the first bearing is fixedly connected with a placing plate; through mutual cooperation of the first driving motor, the first rotating rod, a first spiral gear, a second spiral gear, a second rotating rod and a second bearing, the angle of the pantograph can be adjusted, the purpose of conveniently adjusting the detection angle is achieved, and the situation that the angle of the pantograph cannot be adjusted by the detection equipment is avoided; the problem that the pantograph detection efficiency and the detection accuracy are reduced due to the fact that the pantograph is inconvenient to detect is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of maintenance devices, and in particular to a pantograph maintenance device for a rail transit vehicle. Background Art

[0002] The pantograph of urban rail transit vehicles is one of the important components of the vehicle power supply system. It is mainly used to connect the 1500V DC of the contact network to the vehicle system to power the vehicle equipment. If the pantograph fails during the operation of the vehicle, it will not only cause the vehicle current to be interrupted, but also may cause large-scale damage to the contact network. Therefore, regular inspection and maintenance of the pantograph is essential.

[0003] According to the existing technical solution, when the pantograph needs to be clamped and tested, the operator places the pantograph to be tested on the top of the placement table, and then starts the clamping assembly above the lifting assembly. The clamping assembly extends the protection assembly, so that a large area can be clamped according to different recessed parts of the pantograph, so as to protect the pantograph and improve the detection efficiency of the pantograph. However, the above technical solution can only simply clamp the pantograph through the lifting assembly and the clamping assembly, but cannot adjust the angle of the pantograph, which is not convenient for testing the pantograph. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a rail transit vehicle pantograph maintenance device, which has the advantage of being able to easily adjust the angle of the pantograph, thereby improving the pantograph detection efficiency and accuracy.

[0005] To achieve the above object, the technical solution adopted by the present invention is: A rail transit vehicle pantograph maintenance device comprises a base plate, wherein the upper surface of the base plate is respectively fixedly connected with a control panel, two fixed blocks and two support blocks, the upper surface of each support block is fixedly connected with a first drive motor, the inner wall of the base plate is fixedly connected with a first bearing, the bottom surface of the base plate is fixedly connected with a fixed frame, the inner ring of the first bearing is fixedly connected with a second drive motor, the top of the first bearing is fixedly connected with a placement plate, the inner wall of each fixed block is fixedly connected with a second bearing, the ends of the two second bearings close to each other are fixedly connected with an electric telescopic rod, the telescopic end of each electric telescopic rod is fixedly connected with a clamping claw, the output end of each first drive motor is fixedly connected with a first rotating rod, the outer surface of each first rotating rod is fixedly connected with a first helical gear, the outer surface of each first helical gear is meshed with a second helical gear, the inner wall of each second helical gear is fixedly connected with a second rotating rod, the outer surface of each second rotating rod is fixedly connected with the inner ring of the second bearing, two groups of supporting feet are fixedly connected with the bottom surface of the base plate, and the control panel is electrically connected to the first drive motor, the second drive motor and the electric telescopic rod through wires.

[0006] Preferably, a protection box is fixedly connected to the outer surface of each first driving motor, and the bottom surface of each protection box is fixedly connected to the upper surface of the support block.

[0007] Preferably, a protective shell is fixedly connected to the outer surface of the second drive motor, and a bottom surface of the protective shell is fixedly connected to the outer surface of the fixing frame.

[0008] Preferably, a protective seat is fixedly connected to the outer surface of each electric telescopic rod, and the side surfaces of the two protective seats that are away from each other are fixedly connected to the ends of the two second bearings that are close to each other.

[0009] Preferably, a reinforcement frame is fixedly connected to the outer surface of each electric telescopic rod, and the side surfaces of the two reinforcement frames that are close to each other are fixedly connected to the side surfaces of the two clamping claws that are away from each other.

[0010] Preferably, the inner wall of each reinforcement frame is threadedly connected with two groups of fixing bolts, and the outer surface of each group of fixing bolts is threadedly connected to the inner wall of the clamping claw.

[0011] Beneficial effects of the present invention: 1. The rail transit vehicle pantograph maintenance device of the present invention can adjust the angle of the pantograph by providing a control panel, a first drive motor, a first rotating rod, a first helical gear, a second helical gear, a second rotating rod and a second bearing, thereby facilitating the adjustment of the detection angle and enhancing the use effect of the device. It can effectively avoid the problem that the detection equipment cannot adjust the angle of the pantograph, which is inconvenient to detect the pantograph, resulting in reduced pantograph detection efficiency and detection accuracy.

[0012] 2. The rail transit vehicle pantograph maintenance device of the present invention can adjust the detection direction of the pantograph by providing a second drive motor, a first bearing and a placement plate that cooperate with each other, thereby playing a better regulating role, enhancing the applicability of the device, and further improving the detection accuracy of the pantograph.

[0013] In order to more clearly illustrate the structural features and effects of the present invention, it is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the rail transit vehicle pantograph maintenance device of the present invention; Figure 2 It is a three-dimensional structural schematic diagram of the first driving motor of the present invention; Figure 3 is a three-dimensional structural schematic diagram of the second driving motor of the present invention; Figure 4It is a three-dimensional structural schematic diagram of the first helical gear of the present invention; Figure 5 It is a three-dimensional structural schematic diagram of the electric telescopic rod of the present invention. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0016] Example: See attached Figures 1 to 5 The present embodiment provides a rail transit vehicle pantograph maintenance device, including a base plate 1, the upper surface of the base plate 1 is respectively fixedly connected with a control panel 3, two fixing blocks 4 and two supporting blocks 8, the upper surface of each supporting block 8 is fixedly connected with a first drive motor 9, the outer surface of each first drive motor 9 is fixedly connected with a protection box 5, the bottom surface of each protection box 5 is fixedly connected to the upper surface of the supporting block 8, and the first drive motor 9 can be protected by the protection box 5, which plays a better protective role and prevents it from being damaged.

[0017] The inner wall of the base plate 1 is fixedly connected to a first bearing 10, the bottom surface of the base plate 1 is fixedly connected to a fixing frame 11, the inner ring of the first bearing 10 is fixedly connected to a second drive motor 12, the top of the first bearing 10 is fixedly connected to a placement plate 7, the outer surface of the second drive motor 12 is fixedly connected to a protective shell 13, and the bottom surface of the protective shell 13 is fixedly connected to the outer surface of the fixing frame 11. The protective shell 13 can protect the second drive motor 12 and effectively prevent it from being damaged during operation.

[0018] The inner wall of each fixed block 4 is fixedly connected with a second bearing 18, and the ends of the two second bearings 18 close to each other are fixedly connected with an electric telescopic rod 19, and the telescopic end of each electric telescopic rod 19 is fixedly connected with a clamping claw 20, and the outer surface of each electric telescopic rod 19 is fixedly connected with a protective seat 6, and the side surfaces of the two protective seats 6 away from each other are fixedly connected with the ends of the two second bearings 18 close to each other. The protective seat 6 can protect the electric telescopic rod 19, has a strong protective effect, and enhances the applicability of the device.

[0019] The output end of each first driving motor 9 is fixedly connected to the first rotating rod 14, the outer surface of each first rotating rod 14 is fixedly connected to the first helical gear 15, the outer surface of each first helical gear 15 is meshed with the second helical gear 16, and the outer surface of each electric telescopic rod 19 is fixedly connected to the reinforcement frame 21, and the side surfaces of the two reinforcement frames 21 that are close to each other are fixedly connected to the side surfaces of the two clamping claws 20 that are away from each other. The electric telescopic rod 19 and the clamping claws 20 can be reinforced by the reinforcement frame 21 to enhance the stability of the device and prevent it from being offset and unstable.

[0020] The inner wall of each second helical gear 16 is fixedly connected to a second rotating rod 17, the outer surface of each second rotating rod 17 is fixedly connected to the inner ring of the second bearing 18, two sets of supporting feet 2 are fixedly connected to the bottom surface of the base plate 1, the control panel 3 is electrically connected to the first drive motor 9, the second drive motor 12 and the electric telescopic rod 19 through wires, and the inner wall of each reinforcement frame 21 is threadedly connected to two sets of fixing bolts 22, and the outer surface of each set of fixing bolts 22 is threadedly connected to the inner wall of the clamping claw 20. The fixing bolts 22 can fix the reinforcement frame 21 and the clamping claw 20, effectively avoiding the problem of displacement and instability during use.

[0021] The working principle of the present invention is: the pantograph is placed on the placement plate 7, and the telescopic end of the electric telescopic rod 19 is extended by using the control panel 3, so that the clamping claw 20 can clamp the pantograph, which can facilitate the detection of the pantograph. When it is necessary to detect another angle of the pantograph, the output end of the first drive motor 9 is rotated to drive the first rotating rod 14 to rotate, and then the first helical gear 15 and the second helical gear 16 are driven to rotate, so that the second rotating rod 17 can drive the second bearing 18 to rotate, thereby making the electric telescopic rod 19 rotate, and then the angle of the pantograph can be detected. The adjustment is carried out to achieve the purpose of facilitating the adjustment of the pantograph detection angle and enhancing the use effect of the device. When the detection direction of the pantograph needs to be adjusted, the clamping claw 20 is first stopped from clamping the pantograph, and then the telescopic end of the electric telescopic rod 19 is retracted. By rotating the output end of the second drive motor 12, the first bearing 10 is driven to rotate, and then the placement plate 7 is driven to rotate, thereby achieving the purpose of changing the pantograph detection direction, enhancing the applicability of the device, and being able to effectively avoid the problem that the detection equipment cannot adjust the angle of the pantograph, which is inconvenient for the pantograph detection work, resulting in reduced pantograph detection efficiency and detection accuracy.

[0022] The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Any technician familiar with the art can make many possible changes and modifications to the technical solution of the present invention by using the above disclosed methods and technical contents without departing from the scope of the technical solution of the present invention, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention without departing from the content of the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A rail transit vehicle pantograph maintenance device, comprising a base plate (1), characterized in that: The upper surface of the base plate (1) is respectively fixedly connected with a control panel (3), two fixed blocks (4) and two support blocks (8); the upper surface of each support block (8) is fixedly connected with a first drive motor (9); the inner wall of the base plate (1) is fixedly connected with a first bearing (10); the bottom surface of the base plate (1) is fixedly connected with a fixing frame (11); the inner ring of the first bearing (10) is fixedly connected with a second drive motor (12); the top of the first bearing (10) is fixedly connected with a placement plate (7); the inner wall of each fixed block (4) is fixedly connected with a second bearing (18); the ends of the two second bearings (18) that are close to each other are fixedly connected with an electric telescopic rod (19); and the telescopic end of each electric telescopic rod (19) is fixedly connected with a clamping claw (20).

2. The rail transit vehicle pantograph maintenance device according to claim 1, characterized in that: The output end of each first drive motor (9) is fixedly connected to a first rotating rod (14), the outer surface of each first rotating rod (14) is fixedly connected to a first helical gear (15), the outer surface of each first helical gear (15) is meshed with a second helical gear (16), the inner wall of each second helical gear (16) is fixedly connected to a second rotating rod (17), and the outer surface of each second rotating rod (17) is fixedly connected to the inner ring of a second bearing (18).

3. The rail transit vehicle pantograph maintenance device according to claim 1, characterized in that: Two sets of supporting feet (2) are fixedly connected to the bottom surface of the base plate (1), and the control panel (3) is electrically connected to the first drive motor (9), the second drive motor (12) and the electric telescopic rod (19) respectively through wires.

4. The rail transit vehicle pantograph maintenance device according to claim 1, characterized in that: The outer surface of each of the first drive motors (9) is fixedly connected to a protection box (5), and the bottom surface of each of the protection boxes (5) is fixedly connected to the upper surface of the support block (8).

5. According to the rail transit vehicle pantograph maintenance device of claim 1, it is characterized in that: A protective shell (13) is fixedly connected to the outer surface of the second drive motor (12), and a bottom surface of the protective shell (13) is fixedly connected to the outer surface of the fixing frame (11).

6. The rail transit vehicle pantograph maintenance device according to claim 1, characterized in that: The outer surface of each electric telescopic rod (19) is fixedly connected to a protective seat (6), and the side surfaces of the two protective seats (6) that are away from each other are fixedly connected to the ends of the two second bearings (18) that are close to each other.

7. The rail transit vehicle pantograph maintenance device according to claim 1, characterized in that: The outer surface of each electric telescopic rod (19) is fixedly connected to a reinforcement frame (21), and the side surfaces of the two reinforcement frames (21) that are close to each other are fixedly connected to the side surfaces of the two clamping claws (20) that are away from each other.

8. The rail transit vehicle pantograph maintenance device according to claim 7, characterized in that: The inner wall of each reinforcement frame (21) is threadedly connected with two groups of fixing bolts (22), and the outer surface of each group of fixing bolts (22) is threadedly connected to the inner wall of the clamping claw (20).

Images