Mounting device for traction inverter of metro vehicle

Abstract

The utility model discloses a metro vehicle traction inverter installation device which comprises an installation frame, an intelligent installation circuit is arranged in the installation frame, the output end of the installation frame is rotationally connected with a rotating shaft, the tail end of the rotating shaft is fixedly connected with a fixing interface, the tail end of the fixing interface is fixedly connected with a fixing rod, and the fixing rod is fixedly connected with a traction motor. The tail end of the fixing rod is fixedly connected with a mounting opening, the interior of the mounting opening is in threaded connection with a fixing bolt, and the middle section of the mounting frame communicates with a laser generator. The rear end of the traction inverter is fixedly connected with a fixing frame, fixing screw holes are formed in the four corners of the fixing frame, the middle sections of the fixing screw holes are fixedly connected with laser positioning openings, the laser positioning openings are right opposite to the laser generator, and the fixing screw holes are right opposite to the fixing bolts. The laser positioning opening is formed in the rear end of the fixing frame, the laser generator is arranged at the front end of the mounting frame, positioning of the mounting frame and the traction inverter is achieved, and the mounting precision and efficiency of the traction inverter are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of traction inverter installation, in particular to a subway vehicle traction inverter installation device. Background Art

[0002] The traction inverter is one of the key components of the train. It is installed at the bottom of the train car. Its main function is to convert electrical energy between DC and AC, reduce labor costs, and improve the installation efficiency of the traction inverter. A subway vehicle traction inverter installation device is usually used.

[0003] The general subway vehicle traction inverter installation device drives the fixing bolts to rotate through the installation equipment, and the subway vehicle traction inverter is threadedly connected to the nearby structure of the subway motor, so as to realize the installation and fixation of the subway vehicle traction inverter and improve the installation efficiency and accuracy. The Chinese patent discloses the urban rail subway vehicle traction inverter installation device with the application number "CN202022890570.6", which includes a traction inverter body and two suspension beams, and the lifting lug includes a second connecting plate connected to the load-bearing beam, and a first connecting plate is fixedly installed on one side of the second connecting plate. The upper surface of the first connecting plate is provided with a clamping groove, and each suspension beam is provided with a through hole on the inner side, and the internal movably connected to the through hole is a clamping block clamped with the clamping groove, and a connecting rod that passes through the suspension beam is fixedly installed on one side of the clamping block, and a reset spring is sleeved on the outer side of the connecting rod, and a pull block is fixedly connected to one end of the connecting rod. The first connecting plate of the lifting ear is connected to the suspension frame through a clamping block and a clamping groove. By pulling the pulling block, the clamping block connected to it through the connecting rod compresses the reset spring, so that the clamping block is separated from the inside of the clamping groove, thereby solving the problem that the lifting ear and the suspension beam are inconvenient to connect, resulting in inconvenient disassembly and assembly of the traction inverter and troublesome maintenance. However, this structure lacks a corresponding positioning structure to improve the installation efficiency and accuracy of the traction inverter. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and provide a subway vehicle traction inverter installation device. By setting a laser positioning port at the rear end of the fixing frame and setting a laser generator at the front end of the mounting frame, the mounting frame and the traction inverter are positioned, thereby improving the installation accuracy and efficiency of the traction inverter.

[0005] The utility model also provides a subway vehicle traction inverter installation device having the above-mentioned components: a mounting frame, wherein an intelligent installation circuit is arranged inside the mounting frame, the output end of the mounting frame is rotatably connected to a rotating shaft, the end of the rotating shaft is fixedly connected to a fixed interface, the end of the fixed interface is fixedly connected to a fixed rod, the end of the fixed rod is fixedly connected to a mounting port, the mounting port is internally threadedly connected to a fixing bolt, and the middle section of the mounting frame is connected to a laser generator; a traction inverter, wherein the rear end of the traction inverter is fixedly connected to a fixing frame, the four corners of the fixing frame are arranged with fixing screw holes, the middle section of the fixing screw hole is fixedly connected to a laser positioning port, the laser positioning port is directly opposite to the laser generator, and the fixing screw hole is directly opposite to the fixing bolt. By arranging the laser positioning port at the rear end of the fixing frame and arranging the laser generator at the front end of the mounting frame, the positioning of the mounting frame and the traction inverter is achieved, and the installation accuracy and efficiency of the traction inverter are improved.

[0006] According to the subway vehicle traction inverter installation device of the utility model, a side end of the installation frame is fixedly connected with a side end limit plate, and the side end limit plate abuts against the right end of the fixing frame.

[0007] According to the subway vehicle traction inverter installation device of the utility model, a connecting rod is fixedly connected to the rear end of the installation frame, and an electronic sliding block is fixedly connected to the end of the connecting rod.

[0008] According to the subway vehicle traction inverter installation device of the utility model, the internal clamping opening of the electronic sliding block is slidably connected to a sliding guide rail, and both ends of the sliding guide rail are fixedly connected to fixed blocks.

[0009] According to the subway vehicle traction inverter installation device described in the utility model, a front end fixing plate is provided at the end of the electronic sliding block, and the front end fixing plate is fixedly connected with a mounting nail.

[0010] According to the subway vehicle traction inverter installation device of the utility model, a hydraulic support rod is fixedly connected to the lower end of the installation frame, and the hydraulic support rod is fixedly connected to the ground surface.

[0011] According to the subway vehicle traction inverter installation device described in the utility model, the number of the fixing bolts is four, and the fixing screw holes are threadedly connected to the fixing bolts.

[0012] According to the subway vehicle traction inverter installation device described in the utility model, the number of the connecting rods is four, and the connecting rods are metal structures.

[0013] Beneficial Effects

[0014] 1. Compared with the prior art, the subway vehicle traction inverter installation device sets a laser positioning port at the rear end of the fixing frame and sets a laser generator at the front end of the mounting frame to achieve the positioning of the mounting frame and the traction inverter, thereby improving the installation accuracy and efficiency of the traction inverter.

[0015] 2. Compared with the prior art, the subway vehicle traction inverter installation device is convenient for disassembly and maintenance of the electronic sliding block by providing a front fixing plate threadedly connected to the fixing bolt at the rear end where the electronic sliding block is connected to the sliding guide rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 It is a structural diagram of the entire utility model;

[0018] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 This is a structural diagram of the utility model from a rear perspective;

[0020] Figure 4 This is a structural diagram of the utility model from a bottom-up perspective.

[0021] Legend:

[0022] 1. Traction inverter; 2. Fixing bracket; 3. Fixing screw hole; 4. Side limit plate; 5. Laser generator; 6. Mounting bracket; 7. Fixing bolt; 8. Mounting port; 9. Fixing rod; 10. Fixing interface; 11. Rotating shaft; 12. Fixing block; 13. Sliding guide rail; 14. Connecting rod; 15. Electronic sliding block; 16. Front fixing plate; 17. Mounting nail; 18. Laser positioning port; 19. Hydraulic support rod. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] refer to Figure 1-4The utility model provides a subway vehicle traction inverter installation device, comprising: a mounting frame 6, which connects the installation device to the mounting frame 6. An intelligent installation circuit is arranged inside the mounting frame 6, the output end of the mounting frame 6 is rotatably connected to a rotating shaft 11, the end of the rotating shaft 11 is fixedly connected to a fixing interface 10, the end of the fixing interface 10 is fixedly connected to a fixing rod 9, the end of the fixing rod 9 is fixedly connected to a mounting port 8, the mounting port 8 is threadedly connected to a fixing bolt 7 inside, and it is convenient to thread the fixing bolt 7 with the traction inverter 1, and the middle section of the mounting frame 6 is connected to a laser generator 5; the side end of the mounting frame 6 is fixedly connected to a side end limit plate 4, and the side end limit plate 4 is against the right end of the fixing frame 2. The rear end of the mounting frame 6 is fixedly connected to a connecting rod 14, and the end of the connecting rod 14 is fixedly connected to an electronic sliding block 15. The internal clamp of the electronic sliding block 15 is slidably connected to a sliding guide rail 13, and the two ends of the sliding guide rail 13 are fixedly connected to fixed blocks 12. The end of the electronic sliding block 15 is provided with a front end fixing plate 16, and the front end fixing plate 16 is fixedly connected to a mounting nail 17. The lower end of the mounting frame 6 is fixedly connected with a hydraulic support rod 19, and the hydraulic support rod 19 is fixedly connected to the ground surface, so as to facilitate the adjustment of the height of the traction inverter 1 and improve the installation efficiency.

[0025] Traction inverter 1, the rear end of traction inverter 1 is fixedly connected with a fixing frame 2, fixing screw holes 3 are set at the four corners of fixing frame 2, the middle section of fixing screw hole 3 is fixedly connected with a laser positioning port 18, and the laser positioning port 18 is directly opposite to the laser generator 5, so as to improve the installation accuracy of traction inverter 1. The fixing screw hole 3 is directly opposite to the fixing bolt 7. There are four fixing bolts 7, and the fixing screw hole 3 is threadedly connected to the fixing bolt 7. There are four connecting rods 14, and the connecting rod 14 is a metal structure. It is convenient to drive the installation frame 6 to move.

[0026] Working principle: When using the device, the electronic sliding block 15 drives the mounting frame 6 to move, so that the laser generator 5 is directly opposite to the laser positioning port 18, and at the same time, the side limit plate 4 is against the side end of the fixing frame 2, further improving the positioning accuracy of the mounting frame 6 and the traction inverter 1.

[0027] When the mounting frame 6 needs to be inspected and maintained, the mounting nails 17 are opened to separate the front fixing plate 16 from the electronic sliding block 15 .

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A subway vehicle traction inverter installation device, characterized in that: include: A mounting frame (6), wherein an intelligent mounting circuit is arranged inside the mounting frame (6), an output end of the mounting frame (6) is rotatably connected to a rotating shaft (11), an end of the rotating shaft (11) is fixedly connected to a fixing interface (10), an end of the fixing interface (10) is fixedly connected to a fixing rod (9), an end of the fixing rod (9) is fixedly connected to a mounting port (8), a fixing bolt (7) is threadedly connected inside the mounting port (8), and a laser generator (5) is connected to the middle section of the mounting frame (6); A traction inverter (1), wherein a fixing frame (2) is fixedly connected to the rear end of the traction inverter (1), fixing screw holes (3) are arranged at four corners of the fixing frame (2), a laser positioning port (18) is fixedly connected to the middle section of the fixing screw hole (3), the laser positioning port (18) is directly opposite to the laser generator (5), and the fixing screw hole (3) is directly opposite to the fixing bolt (7).

2. The subway vehicle traction inverter installation device according to claim 1, characterized in that: A side end limiting plate (4) is fixedly connected to the side end of the mounting frame (6), and the side end limiting plate (4) abuts against the right end of the fixing frame (2).

3. The subway vehicle traction inverter installation device according to claim 2, characterized in that: The rear end of the mounting frame (6) is fixedly connected to a connecting rod (14), and the end of the connecting rod (14) is fixedly connected to an electronic sliding block (15).

4. The subway vehicle traction inverter installation device according to claim 3, characterized in that: The internal clamping opening of the electronic sliding block (15) is slidably connected to a sliding guide rail (13), and both ends of the sliding guide rail (13) are fixedly connected to fixed blocks (12).

5. The subway vehicle traction inverter installation device according to claim 3, characterized in that: A front end fixing plate (16) is provided at the end of the electronic sliding block (15), and a mounting nail (17) is fixedly connected to the front end fixing plate (16).

6. The subway vehicle traction inverter installation device according to claim 1, characterized in that: The lower end of the mounting frame (6) is fixedly connected to a hydraulic support rod (19), and the hydraulic support rod (19) is fixedly connected to the ground surface.

7. The subway vehicle traction inverter installation device according to claim 1, characterized in that: The number of the fixing bolts (7) is four, and the fixing screw holes (3) are threadedly connected to the fixing bolts (7).

8. The subway vehicle traction inverter installation device according to claim 3, characterized in that: The number of the connecting rods (14) is four, and the connecting rods (14) are metal structures.

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