Subway bogie frame positioning equipment

Abstract

The utility model discloses subway bogie framework positioning equipment, which relates to the technical field of bogie positioning and comprises an H-shaped framework, an equipment positioning detection mechanism is mounted above the H-shaped framework, and an equipment movement detection mechanism is mounted in front of the H-shaped framework. According to the subway bogie frame positioning equipment, a detection frame is installed above an H-shaped frame, a detection device is installed in the middle of the upper portion of the detection frame, the detection device determines the position of the H-shaped frame, then equipment position fixing information is uploaded through an information conductor, and according to the fact that a wheel device of the H-shaped frame is located in a track, the position of the H-shaped frame is determined; the lifting columns and the limiting blocks are installed in the rails, the limiting blocks ascend or descend through the lifting columns to fix the position of the H-shaped framework, the whole H-shaped framework can be accurately positioned, and meanwhile the lifted limiting blocks can fix the H-shaped framework and prevent the H-shaped framework from moving in the equipment detection process.

Description

Technical Field

[0001] The utility model relates to the technical field of bogie positioning, in particular to a subway bogie frame positioning device. Background Art

[0002] As one of the core components of subway vehicles, the design and function of the bogie are directly related to the stability, ride comfort and operation safety of the vehicle. The bogie bears the entire weight of the vehicle body and transmits various loads and forces from the vehicle body to the wheel-rail, or from the wheel-rail to the vehicle body, to ensure that the vehicle body is stably seated on the bogie. For this purpose, a subway bogie frame positioning device is proposed.

[0003] The existing referenceable Chinese utility model patent with announcement number CN219967681U discloses a bogie positioning mechanism, which includes beams located on both sides of the track, on which a stop mechanism and a positioning clamping mechanism are installed; the stop mechanism of the utility model mainly blocks the bogie wheels from moving forward through a blocking block, which is raised to block the bogie when needed and lowered to release the bogie when not needed; under the detection of the sensor, the positioning clamping mechanism drives the telescopic plate to press against the side of the bogie wheel through the cylinder, thereby preventing the bogie from retreating after stopping the bogie, thereby realizing the positioning function. The utility model can realize accurate positioning of the bogie without manual intervention, providing a good foundation for the automatic detection of subsequent equipment.

[0004] During the use of the existing subway bogie frame positioning equipment, since the bogie needs to position the equipment during the detection process, the equipment is easy to move after positioning, resulting in inaccurate detection data, and the bogie will also offset during the movement, causing changes in the equipment's running track, which needs to be improved. Therefore, technical personnel in this field provide a subway bogie frame positioning device to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model aims to provide a subway bogie frame positioning device to solve the problems of position fixing and operation monitoring of the existing subway bogie frame positioning device proposed in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A subway bogie frame positioning device comprises an H-shaped frame, an equipment positioning detection mechanism is installed above the H-shaped frame, an equipment movement detection mechanism is installed in front of the H-shaped frame, and the equipment positioning detection mechanism comprises: a detection frame installed above the H-shaped frame, a detection device is installed in the middle and lower part of the detection frame, and an information conductor for information transmission is installed above the detection device, and a positioning plate is installed below the detection frame, a track is symmetrically installed inside the positioning plate, and a lifting column is installed inside the track, and a limit block for position fixing is installed above the lifting column;

[0008] The equipment movement detection mechanism includes: a positioning frame installed in front of the H-shaped frame, level testers for testing equipment are installed on both sides of the positioning frame, and a test light is installed in front of the level tester, and side blocks are fixedly installed on both sides of the positioning frame, movable rails for horizontal movement are installed on the upper and lower sides of the positioning frame, and connecting frames are connected to the lower sides of the positioning frame, and connecting rings are installed at the ends of the connecting frames.

[0009] Preferably, the interior of the H-shaped frame is laterally connected with a bearing, and wheel devices are installed on both sides of the lower side of the H-shaped frame, and shock absorbers are installed at both ends of the H-shaped frame; the shock absorbers can reduce the vibration generated when the equipment is running.

[0010] Preferably, a linear encoder is installed on the inner edge of the bearing, and a connecting plate is fixedly installed above the linear encoder, and a transmitter is installed above the connecting plate; the transmitter transmits the device route through signals.

[0011] Preferably, the detection device is located in the middle of the upper part of the H-shaped frame, and the limit block is symmetrical with the midpoint of the track, and the wheel device is located inside the track, and the detection frame is located at the midpoint of the side of the positioning plate; the detection device locates the position of the equipment.

[0012] Preferably, the level tester and the wheel device are located on the same horizontal line, and the positioning frame is connected to the front end of the positioning plate through a connecting frame and a connecting ring, and the level tester moves horizontally through a movable track; the level tester measures the running track of the equipment.

[0013] Preferably, one side of the linear encoder is in contact with the inner side of the wheel device, and two linear encoders are provided; the linear encoder accurately measures the running track of the wheel device.

[0014] Preferably, the upper part of the shock absorber is fixedly connected to both ends of the H-shaped frame, and the bearings are symmetrically connected between the H-shaped frames; the bearings connect the devices.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. This type of subway bogie frame positioning equipment has a detection frame installed above the H-shaped frame, and a detection device installed in the middle above the detection frame. The detection device determines the position of the H-shaped frame, and then uploads the device position fixing information through the information transmitter. In addition, according to the wheel device of the H-shaped frame being located inside the track, a lifting column and a limit block are installed inside the track. The limit block is raised or lowered by the lifting column to fix the position of the H-shaped frame, so that the entire H-shaped frame can be accurately positioned. At the same time, the raised limit block can fix the H-shaped frame to prevent it from moving during the equipment detection process;

[0017] 2. This type of subway bogie frame positioning equipment has a positioning frame installed in front of the H-frame, and horizontal testers are installed on both sides of the positioning frame. The horizontal tester and the wheel device are located on the same horizontal line. When the wheel device is running, the horizontal tester can measure the accuracy of the wheel device operation. At the same time, a linear encoder is arranged on one side of the bearing, and one side of the linear encoder is attached to one side of the wheel device. The linear encoder can perform high-precision measurement of the straight-line travel of the H-frame equipment. This design can accurately measure the running track of the equipment to prevent the equipment from running offset. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a subway bogie frame positioning device in one embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a detection frame of a subway bogie frame positioning device in one embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the positioning frame structure of a subway bogie frame positioning device in one embodiment of the utility model;

[0021] Figure 4 This is a schematic diagram of the bearing structure of a subway bogie frame positioning device in one embodiment of the utility model.

[0022] 1. H-shaped frame; 2. Bearing; 21. Linear encoder; 22. Connecting plate; 23. Transmitter; 3. Wheel device; 4. Shock absorber; 5. Detection frame; 51. Detection device; 52. Information transmitter; 53. Positioning plate; 54. Track; 55. Lifting column; 56. Limit block; 6. Positioning frame; 61. Level tester; 62. Test light; 63. Moving track; 64. Side block; 65. Connecting frame; 66. Connecting ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Combined with Figure 1-Figure 4 In this embodiment, a subway bogie frame positioning device includes an H-shaped frame 1, an equipment positioning detection mechanism is installed above the H-shaped frame 1, an equipment movement detection mechanism is installed in front of the H-shaped frame 1, a bearing 2 is laterally connected to the inside of the H-shaped frame 1, a linear encoder 21 is installed on the inner edge of the bearing 2, and a connecting plate 22 is fixedly installed above the linear encoder 21, and a transmitter 23 is installed above the connecting plate 22; one side of the linear encoder 21 is in contact with the inner side of the wheel device 3, and the number of linear encoders 21 is two.

[0025] Wheel devices 3 are installed on both sides of the lower side of the H-shaped frame 1, and shock absorbers 4 are installed at both ends of the H-shaped frame 1; the upper side of the shock absorber 4 is fixedly connected to both ends of the H-shaped frame 1, and the bearings 2 are symmetrically connected between the H-shaped frames 1.

[0026] Specifically, a bearing 2 is connected between the H-shaped frame 1, and a linear encoder 21 is installed inside the bearing 2. The rear side of the linear encoder 21 is in contact with one side of the wheel device 3. During the operation of the equipment, the linear encoder 21 can accurately measure and record the running route of the wheel device 3, and then transmit the route using the setting of the transmitter 23.

[0027] The equipment positioning detection mechanism includes: a detection frame 5 installed above the H-shaped frame 1, a detection device 51 is installed at the middle and lower part of the detection frame 5, and an information transmitter 52 is installed above the detection device 51, and a positioning plate 53 is installed below the detection frame 5, a track 54 is symmetrically installed inside the positioning plate 53, and a lifting column 55 is installed inside the track 54, and a limit block 56 is installed above the lifting column 55; the detection device 51 is located in the middle of the upper part of the H-shaped frame 1, and the limit block 56 is symmetrical through the midpoint of the track 54, and the wheel device 3 is located inside the track 54, and the detection frame 5 is located at the side midpoint of the positioning plate 53.

[0028] Specifically, a detection frame 5 is installed above the H-shaped frame 1, and a detection device 51 and an information transmitter 52 are installed on the upper and lower sides of the middle of the detection frame 5 respectively. When the H-shaped frame 1 is located in the middle of the positioning plate 53, the detection device 51 positions the H-shaped frame 1, and then the lifting column 55 inside the positioning plate 53 is lifted by remote control. A limit block 56 is installed at one end of the lifting column 55. The lifting of the limit block 56 fixes the position of the H-shaped frame 1, which is convenient for the position fixation test of the H-shaped frame 1.

[0029] The equipment movement detection mechanism includes: a positioning frame 6 installed in front of the H-shaped frame 1, a level tester 61 is installed on both sides of the positioning frame 6, and a test light 62 is installed in front of the level tester 61, and side blocks 64 are fixedly installed on both sides of the positioning frame 6, and movable rails 63 are installed on the upper and lower sides of the positioning frame 6, and connecting frames 65 are connected to the lower sides of the positioning frame 6, and connecting rings 66 are installed at the end of the connecting frame 65; the level tester 61 and the wheel device 3 are located on the same horizontal line, and the positioning frame 6 is connected to the front end of the positioning plate 53 through the connecting frame 65 and the connecting ring 66, and the level tester 61 moves horizontally through the movable rail 63.

[0030] Specifically, a positioning frame 6 is installed in front of the H-shaped frame 1, and a level tester 61 is installed on both sides of the positioning frame 6. The level tester 61 and the wheel device 3 are located on the same horizontal line. When the wheel device 3 is running, the level tester 61 monitors its route to ensure that the equipment running route is accurate.

[0031] Working principle: First, wheel devices 3 are arranged on both sides of the H-shaped frame 1, and the wheel devices 3 are located inside the track 54. When the H-shaped frame 1 runs to the midpoint of the positioning plate 53, the detection device 51 under the detection frame 5 detects the H-shaped frame 1, and then uses the setting of the information transmitter 52 to send out the positioning. At this time, the remote control setting is used to confirm the position of the H-shaped frame 1. A lifting column 55 and a limit block 56 are installed inside the track 54. The limit block 56 is raised and lowered by the setting of the lifting column 55 to fix the position of the H-shaped frame 1, so that the equipment can be fixed. Position detection, after the test is completed, the operating status of the H-type frame 1 is tested. The H-type frame 1 runs with the wheel device 3. During operation, a linear encoder 21 is set on one side of the bearing 2 connected in the middle of the H-type frame 1. The linear encoder 21 performs high-precision testing on the running route of the wheel device 3. At the same time, a horizontal tester 61 is set in front of the wheel device 3 horizontally. The horizontal tester 61 can also perform accurate testing on the running route of the wheel device 3, so that the overall equipment can run accurately. In this way, the entire use process of the entire subway bogie frame positioning equipment is completed.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A subway bogie frame positioning device, comprising: An H-shaped frame (1), wherein an equipment positioning detection mechanism is installed above the H-shaped frame (1), and an equipment movement detection mechanism is installed in front of the H-shaped frame (1), characterized in that the equipment positioning detection mechanism comprises: a detection frame (5) installed above the H-shaped frame (1), a detection device (51) is installed in the middle and lower part of the detection frame (5), and an information transmitter (52) is installed above the detection device (51), and a positioning plate (53) is installed below the detection frame (5), a track (54) is symmetrically installed inside the positioning plate (53), and a lifting column (55) is installed inside the track (54), and a limit block (56) is installed above the lifting column (55); The equipment movement detection mechanism comprises: a positioning frame (6) installed in front of the H-shaped frame (1), a level tester (61) is installed on both sides of the positioning frame (6), and a test light (62) is installed in front of the level tester (61), and side blocks (64) are fixedly installed on both sides of the positioning frame (6), and movable rails (63) are installed on the upper and lower sides of the positioning frame (6), and the lower sides of the positioning frame (6) are connected to connecting frames (65), and the ends of the connecting frames (65) are installed with connecting rings (66).

2. A subway bogie frame positioning device according to claim 1, characterized in that: The interior of the H-shaped frame (1) is laterally connected with a bearing (2), and wheel devices (3) are installed on both sides below the H-shaped frame (1), and shock absorbers (4) are installed at both ends of the H-shaped frame (1).

3. A subway bogie frame positioning device according to claim 2, characterized in that: A linear encoder (21) is installed on the inner edge of the bearing (2), a connecting plate (22) is fixedly installed above the linear encoder (21), and a transmission instrument (23) is installed above the connecting plate (22).

4. A subway bogie frame positioning device according to claim 2, characterized in that: The detection device (51) is located in the middle of the upper part of the H-shaped frame (1), and the limit block (56) is symmetrical with the midpoint of the track (54), and the wheel device (3) is located inside the track (54), and the detection frame (5) is located at the midpoint of the side of the positioning plate (53).

5. The subway bogie frame positioning device according to claim 2, characterized in that: The level tester (61) and the wheel device (3) are located on the same horizontal line, and the positioning frame (6) is connected to the front end of the positioning plate (53) through a connecting frame (65) and a connecting ring (66), and the level tester (61) moves horizontally through a moving track (63).

6. The subway bogie frame positioning device according to claim 3, characterized in that: One side of the linear encoder (21) is in contact with the inner side of the wheel device (3), and two linear encoders (21) are provided.

7. The subway bogie frame positioning device according to claim 2, characterized in that: The upper part of the shock absorber (4) is fixedly connected to both ends of the H-shaped frame (1), and the bearing (2) is symmetrically connected between the H-shaped frames (1).

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