Vibration energy capturing device for heavy-load train bogie

By installing sliding sleeves and transmission components on the heavy-duty train bogie, train vibration energy is captured and stored, the problem of power supply for heavy-duty train cabin sensors is solved, and long-term power supply and effective utilization of vibration energy is achieved.

CN120027037APending Publication Date: 2025-05-23CRRC GUIYANG CO LTD +1
View PDF 1 Cites 0 Cited by

Patent Information

Application Number
CN202510170024.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-17
Publication Date
2025-05-23

AI Technical Summary

Technical Problem

During the transportation process, heavy-load trains cannot supply power to each carriage, resulting in high maintenance and maintenance costs, and the existing vibration energy capture device cannot continuously supply power to all carriage sensors of the train.

Method used

A heavy-load train bogie vibration energy capture device is designed, including a sliding sleeve, a sliding assembly, a transmission assembly, a micro-amplitude amplification assembly and a power generation assembly. The transmission assembly is driven by the sliding sleeve, so that the micro-amplitude amplification assembly and a power generation assembly work, effectively capture and store the train vibration energy, and supply the car sensor.

Benefits of technology

It realizes long-term power supply to all compartments of heavy-duty trains, reduces maintenance and maintenance costs, and effectively captures the train's vibration energy.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN120027037A_ABST
    Figure CN120027037A_ABST
Patent Text Reader

Abstract

The invention relates to the technical field of railway vehicles, in particular to a heavy-load train bogie vibration energy capturing device which comprises a sliding sleeve installed in a bogie, a sliding assembly is arranged in the sliding sleeve and slidably connected with an upper cylinder body, and a lower cylinder body is arranged at the end, away from the sliding sleeve, of the upper cylinder body. A transmission assembly is arranged in the upper cylinder body, one end of the transmission assembly is fixedly connected with the sliding assembly, the other end of the transmission assembly is provided with a micro-amplitude amplification assembly, the micro-amplitude amplification assembly is in transmission connection with a power generation assembly, and the micro-amplitude amplification assembly and the power generation assembly are arranged in the lower cylinder body; an external spring is arranged between the sliding sleeve and the lower cylinder body and arranged on the upper cylinder body in a sleeving mode. The sliding sleeve moves along the upper cylinder body, so that the sliding sleeve drives the micro-amplitude amplification assembly to act through the transmission assembly, and the micro-amplitude amplification assembly drives the power generation assembly to work, so that the power generation assembly can effectively maintain electric energy required by long-term operation of each compartment sensor.
Need to check novelty before this filing date? Find Prior Art

Claims

1. A vibration energy capture device for a heavy-duty train bogie, characterized in that: The invention comprises a sliding sleeve (1) installed in a bogie, wherein a sliding assembly is arranged in the sliding sleeve (1), wherein the sliding assembly is slidably connected to an upper cylinder body (5), wherein a lower cylinder body (16) is arranged at one end of the upper cylinder body (5) away from the sliding sleeve (1), wherein a transmission assembly is arranged in the upper cylinder body (5), wherein one end of the transmission assembly is fixedly connected to the sliding assembly, and a micro-amplitude amplification assembly is arranged at the other end of the transmission assembly, wherein the micro-amplitude amplification assembly is slidably connected to a power generation assembly, and wherein the micro-amplitude amplification assembly and the power generation assembly are arranged in the lower cylinder body (16); An external spring (8) is arranged between the sliding sleeve (1) and the lower cylinder body (16), and the external spring (8) is sleeved on the upper cylinder body (5).

2. The heavy-load train bogie vibration energy capture device according to claim 1, characterized in that: The sliding assembly comprises a guide rod (2) symmetrically arranged in the sliding sleeve (1), one end of the guide rod (2) is fixedly connected to the top of the sliding sleeve (1), and the other end of the guide rod (2) extends into the upper cylinder body (5).

3. The heavy-load train bogie vibration energy capture device according to claim 2 is characterized in that: The transmission assembly comprises an upper cylinder cover (3) mounted on one end of the upper cylinder (5) extending into the sliding sleeve (1); the guide rod (2) passes through the upper cylinder cover (3) and is slidably connected to the upper cylinder cover (3); a ball screw (4) is rotatably connected between the upper cylinder cover (3) and the upper cylinder (5); the ball screw (4) is threadedly connected to a nut (6); and the nut (6) is fixedly connected to the guide rod (2).

4. The heavy-load train bogie vibration energy capture device according to claim 3 is characterized in that: The upper cylinder body (5) is connected to the lower cylinder body (16) via a supporting sleeve (10), and one end of the ball screw (4) passes through the supporting sleeve (10) and extends into the lower cylinder body (16) and is transmission-connected to the micro-amplification assembly.

5. The heavy-load train bogie vibration energy capture device according to claim 4 is characterized in that: The ball screw (4) is sleeved with an internal spring (7), and the internal spring (7) is arranged between the guide rod (2) and the support sleeve (10).

6. The heavy-load train bogie vibration energy capture device according to claim 4, characterized in that: One end of the external spring (8) abuts against the sliding sleeve (1), and the other end of the external spring (8) abuts against a reinforcing sleeve (9). An end of the reinforcing sleeve (9) away from the external spring (8) abuts against the supporting sleeve (10), and the reinforcing sleeve (9) is mounted on the outer wall of the upper cylinder body (5).

7. The heavy-load train bogie vibration energy capture device according to claim 4, characterized in that: The micro-amplitude amplification component comprises a planet carrier (11) fixedly connected to the ball screw (4); one end of the planet carrier (11) facing away from the ball screw (4) is fixedly connected to a sun gear (12); the sun gear (12) is meshed with a plurality of planet gears (13); the planet gears (13) are sleeved on a rotating shaft on the planet carrier (11) and are rotatably connected to the rotating shaft of the planet carrier (11); and all the planet gears (13) are commonly meshed with a ring gear (14).

8. The heavy-load train bogie vibration energy capture device according to claim 7, characterized in that: The power generation assembly comprises a DC generator (17) fixedly mounted in the lower cylinder (16); an output shaft of the DC generator (17) is drivingly connected to the sun gear (12); and a plurality of motor fixing rods (15) are fixedly connected to the DC generator (17).

9. The heavy-load train bogie vibration energy capture device according to claim 8, characterized in that: The gear ring (14) is provided with a plurality of positioning holes, the positioning holes being arranged in one-to-one correspondence with the motor fixing rods (15), and one end of the motor fixing rod (15) passing through the positioning holes is embedded in the support sleeve (10).

10. The heavy-load train bogie vibration energy capture device according to claim 4, characterized in that: A lower cylinder cover (18) is installed at one end of the lower cylinder (16) away from the supporting sleeve (10).

Citation Information

Patent Citations

  • Device for diagnosing railway bogies by applying an energy-autonomous measuring and transmitting bolt, and corresponding control method

    CN102933946A