CN212605157U - Power generation device for recovering braking kinetic energy of railway wagon - Google Patents
Power generation device for recovering braking kinetic energy of railway wagon Download PDFInfo
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- CN212605157U CN212605157U CN202021407196.3U CN202021407196U CN212605157U CN 212605157 U CN212605157 U CN 212605157U CN 202021407196 U CN202021407196 U CN 202021407196U CN 212605157 U CN212605157 U CN 212605157U
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- brake
- induction coil
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Abstract
The utility model discloses a power generation facility for railway freight car braking kinetic energy is retrieved. The device sets up on freight train bogie, and the bogie includes: the braking device comprises wheels, an axle body of the axle, a braking beam, a braking lever and a braking pull rod, wherein the axle body of the axle is fixedly provided with a permanent magnet rotating along with the axle, and the braking beam and the permanent magnet are correspondingly fixedly provided with an induction coil moving along with the braking beam and used for generating electricity; the induction coil is arranged above or below the horizontal plane of the permanent magnet on the axle, and non-contact approaching of the induction coil and the permanent magnet is realized. The utility model discloses the device can be when the braking, turns into the electric energy with the kinetic energy part of current railway freight car dissipation and stores and utilizes, and the braking process makes the energy that turns into the heat energy dissipation reduce, and required pressure and frictional force between wheel and the brake shoe reduce, and the kinetic energy of consumption can reduce the wearing and tearing between wheel and the brake shoe, increase of service life; reasonable space layout makes the structure more reasonable and safe.
Description
Technical Field
The utility model relates to a kinetic energy recovery power generation facility during railway freight car braking, concretely relates to turns into the technique of electric energy with the kinetic energy of vehicle when braking.
Background
The most common form of braking for existing railway freight cars is tread braking. During braking, the brake shoes on the brake beam press the wheels tightly under the action of braking force to generate frictional resistance, so that the vehicle stops running. This process is equivalent to converting the kinetic energy of the vehicle while in operation into heat energy to be dissipated in the air. Although the tread brake has simple structure and wide application, the tread brake can only dissipate the kinetic energy of the vehicle during braking, and cannot be effectively utilized.
Disclosure of Invention
To the problem, the utility model discloses a power generation facility for railway freight car braking kinetic energy is retrieved. The utility model discloses the device can utilize the brake beam to be close to the action of wheel pair when the vehicle braking, makes induction coil be close to the permanent magnet, makes magnetic line of force cutting induction coil produce electric current.
The utility model discloses a following technical scheme realizes:
a power generation facility for railway freight car braking kinetic energy is retrieved, power generation facility installation sets up on freight car bogie, and the bogie includes: the wheel and the axle body of the axle form the wheel pair assembly, and the brake beam, the brake lever and the brake pull rod form the brake device; the method is characterized in that: the axle body of the axle is fixedly provided with a permanent magnet rotating along with the axle, and the brake beam and the permanent magnet are correspondingly and fixedly provided with an induction coil which moves along with the brake beam and is used for generating electricity.
And the energy storage device is arranged on the bogie and is electrically connected with the induction coil through a cable.
The induction coil is arranged above or below the horizontal plane of the permanent magnet on the axle, so that the induction coil and the permanent magnet are in non-contact proximity.
The utility model has the advantages that:
1. the energy-saving braking device can convert part of kinetic energy dissipated by the conventional railway wagon into electric energy to be stored and utilized during braking. The method is favorable for developing other vehicle-mounted energy consumption applications of the railway wagon by utilizing the stored electric energy.
2. The energy that is required to be converted into heat energy for dissipation during braking will be reduced and the pressure (or friction) required between the wheel and the brake shoe will be reduced, and therefore the compressed air required to be consumed by the vehicle braking system will also be reduced, reducing energy consumption.
3. The kinetic energy consumed in the braking process can reduce the abrasion between the wheel and the brake shoe, and prolong the service life of the wheel and the brake shoe.
4. The utility model discloses system simple structure makes easily, and the cost is lower.
5. The utility model discloses a reasonable spatial layout makes induction coil and permanent magnet can not contact at the application in-process.
Drawings
FIG. 1 is a schematic illustration of a typical rail wagon tread brake pattern;
FIG. 2 is a schematic structural view of the present invention;
the labels in the figure are:
1-wheel, 1.1-wheel tread; 2-axle body; 3-brake beam, 3.1-brake shoe; 4-a permanent magnet; 5-an induction coil; 6-an energy storage device; 7-a brake lever; 8-brake pull rod; 9-fixed pivot; 10-cable.
Detailed Description
The present invention will be further described with reference to the following embodiments, which are intended to illustrate the principles of the present invention without limiting the present invention in any way, and the present invention is not beyond the scope of the present invention.
With reference to the attached drawings.
A power generation facility for railway freight car braking kinetic energy is retrieved, power generation facility installation sets up on freight car bogie, and the bogie includes: the wheel assembly comprises a wheel 1 and an axle body 2 which form a wheel pair assembly, and a brake beam 3, a brake lever 7 and a brake pull rod 8 which form a brake device; the axle body 2 is fixedly provided with a permanent magnet 4 rotating along with the axle, and the brake beam 3 and the permanent magnet 4 are correspondingly and fixedly provided with an induction coil 5 moving along with the brake beam 3 and used for power generation.
An energy storage device 6 is arranged on the bogie, and the energy storage device 6 is electrically connected with the induction coil 5 through a cable 10.
The induction coil 5 is arranged above or below the horizontal plane of the permanent magnet 4 on the axle, and the non-contact approach of the induction coil 5 and the permanent magnet 4 is realized. When the induction coil 5 is leaned against the axle with the brake beam 3, it does not contact the permanent magnet 4 on the axle.
As shown in the figure, the utility model discloses at 2 installation permanent magnets 4 of axletree shaft body, install induction coil 5 on braking roof beam 3, at suitable position installation energy memory 6 of automobile body or bogie, induction coil 5 and energy memory 6 adopt cable junction. The permanent magnet 4 can be assembled on the axle by interference fit through cold pressing, and two semicircles can be adopted to be connected and wrapped on the axle body 2 of the axle through fastening. The induction coil 5 is arranged above or below the permanent magnet 4 through spatial layout, so as to avoid contact. The energy storage device 6 includes a battery and a power supply control system.
As shown in fig. 1, a common rail wagon tread brake mainly comprises a brake beam 3, a brake lever 7, a brake pull rod 8, a fixed fulcrum 9 and the like, wherein brake shoes 3.1 are installed at two ends of the brake beam 3. When the vehicle brakes, the brake beam 3 slides towards two sides until the brake shoe 3.1 is attached to and tightly presses the wheel tread 1.1, and when the brake beam 3 slides towards the middle, the brake shoe 3.1 is separated from the wheel tread 1.1.
As shown in fig. 2, the permanent magnet 4 is mounted on the axle body 2, the induction coil 5 is mounted on the brake beam 3, and the mounting number of the permanent magnet 4 and the induction coil 5 can be adjusted as required. The permanent magnet 4 can be assembled on the axle by interference fit through cold pressing, and two semicircles can be adopted to be connected and wrapped on the axle body 2 of the axle through fastening. The energy storage device 6 is fixedly arranged on fixed structures such as a sleeper beam of the vehicle bogie and comprises a storage battery and a power supply control system.
As shown in fig. 1 and 2, during braking, the induction coil 5 approaches the permanent magnet 4 on the axle body 2 along with the movement of the brake beam 3, generates current, and charges the energy storage device 6 through the cable 10. When the brake beam 3 is released, the induction coil 5 moves away from the permanent magnet 4 on the axle body 2 along with the brake beam, and no current is generated. When the vehicle is stopped, although the induction coil 5 is close to the permanent magnet 4, no magnetic line cutting action is generated between the induction coil and the permanent magnet, and no current is generated.
Claims (3)
1. A power generation facility for the recovery of brake kinetic energy of a railway wagon, the power generation facility being mounted on a wagon bogie, the bogie comprising: the wheel and the axle body of the axle form the wheel pair assembly, and the brake beam, the brake lever and the brake pull rod form the brake device; the method is characterized in that: the axle body of the axle is fixedly provided with a permanent magnet rotating along with the axle, and the brake beam and the permanent magnet are correspondingly and fixedly provided with an induction coil which moves along with the brake beam and is used for generating electricity.
2. A power plant for brake energy recovery of a railway wagon according to claim 1, wherein: and the energy storage device is arranged on the bogie and is electrically connected with the induction coil through a cable.
3. A power plant for brake energy recovery of a railway wagon according to claim 2, wherein: the induction coil is arranged above or below the horizontal plane of the permanent magnet on the axle, so that the induction coil and the permanent magnet are in non-contact proximity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021407196.3U CN212605157U (en) | 2020-07-16 | 2020-07-16 | Power generation device for recovering braking kinetic energy of railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021407196.3U CN212605157U (en) | 2020-07-16 | 2020-07-16 | Power generation device for recovering braking kinetic energy of railway wagon |
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| Publication Number | Publication Date |
|---|---|
| CN212605157U true CN212605157U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202021407196.3U Active CN212605157U (en) | 2020-07-16 | 2020-07-16 | Power generation device for recovering braking kinetic energy of railway wagon |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674423A (en) * | 2020-07-16 | 2020-09-18 | 中车眉山车辆有限公司 | Power generation device for recovering braking kinetic energy of railway wagon |
| CN114670887A (en) * | 2022-04-12 | 2022-06-28 | 中车眉山车辆有限公司 | Framework suitable for from electricity generation railway freight car bogie |
-
2020
- 2020-07-16 CN CN202021407196.3U patent/CN212605157U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674423A (en) * | 2020-07-16 | 2020-09-18 | 中车眉山车辆有限公司 | Power generation device for recovering braking kinetic energy of railway wagon |
| CN114670887A (en) * | 2022-04-12 | 2022-06-28 | 中车眉山车辆有限公司 | Framework suitable for from electricity generation railway freight car bogie |
| CN114670887B (en) * | 2022-04-12 | 2024-04-26 | 中车眉山车辆有限公司 | Framework suitable for self-generating railway wagon bogie |
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