CN216359960U

CN216359960U - Mounting structure of new energy locomotive part

Info

Publication number: CN216359960U
Application number: CN202122836277.6U
Authority: CN
Inventors: 伍建中; 王选民; 叶刚
Original assignee: Ziyang Zhongli Locomotive And Rolling Stock Co ltd
Current assignee: Ziyang Zhongli Locomotive And Rolling Stock Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-22
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a mounting structure of a new energy locomotive component, which comprises a transmission mechanism and a power mechanism which are both arranged on a locomotive frame, wherein the power mechanism is connected with the transmission mechanism, the transmission mechanism comprises a main transmission case, an axle gear box and a universal coupling, an input shaft of the main transmission case is positioned above the locomotive frame and is connected with a traction motor, an output shaft of the main transmission case is positioned below the locomotive frame, is connected with the axle gear box through a universal coupling, the universal coupling and the axle gear box are both positioned below the frame, the main transmission box is internally provided with a detection assembly, the detection assembly comprises a torque sensor, a standby motor and a controller, the torque sensor and the standby motor are used for detecting the torque of the main transmission box, the torque sensor and the standby motor are coupled with the controller, and the standby motor is respectively connected with the main transmission box and a power mechanism so as to provide power when the torque of the main transmission box is insufficient; the energy consumption of the locomotive is reduced, the influence on the environment is reduced, and the normal operation of the locomotive is ensured.

Description

Mounting structure of new energy locomotive part

Technical Field

The utility model relates to the technical field of new energy locomotives, in particular to an installation structure of new energy locomotive components.

Background

In the original rail transit transportation of industrial and mining enterprises, a rail locomotive usually adopts a diesel engine as power, and has the characteristics of high energy consumption, environmental pollution and the like. If the original diesel locomotive is transformed into a new energy locomotive taking a storage battery as power, the energy consumption and the exhaust emission can be greatly reduced, and the damage degree of the diesel locomotive to the environment can be changed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a mounting structure of a locomotive component with new energy, so as to reduce the energy consumption of the locomotive, reduce the influence on the environment and ensure the normal operation of the locomotive.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel energy locomotive component mounting structure comprises a transmission mechanism and a power mechanism which are arranged on a locomotive frame, wherein the power mechanism is connected with the transmission mechanism and provides power for the transmission mechanism, the transmission mechanism is arranged in the middle of the locomotive frame, the transmission mechanism comprises a main transmission box, an axle gear box and a universal coupling, an input shaft of the main transmission box is arranged above the locomotive frame and is connected with a traction motor, an output shaft of the main transmission box is arranged below the locomotive frame and is connected with the axle gear box through the universal coupling, the universal coupling and the axle gear box are arranged below the locomotive frame and are connected with a locomotive wheel pair, a detection assembly is arranged in the main transmission box and comprises a torque sensor, a standby motor and a controller, the torque sensor and the standby motor are coupled with the controller, the standby motor is respectively connected with the main transmission box and the power mechanism so as to provide power when the torque of the main transmission box is insufficient.

As a further improvement of the utility model, the main transmission case is provided with double input shafts, and each input shaft is connected with a traction motor.

As a further improvement of the utility model, a cavity for accommodating a power mechanism is arranged on the locomotive frame, an air conditioner indoor unit is arranged in the cavity, the power mechanism comprises a plurality of battery packs, and a partition board is arranged between the battery packs to form a plurality of battery chambers for accommodating single battery packs.

As a further improvement of the utility model, a plurality of the battery packs are all lithium iron phosphate batteries.

As a further improvement of the utility model, the braking device also comprises a braking mechanism for braking the locomotive, wherein the braking mechanism comprises an air compressor and an air cylinder, the air compressor is connected with the locomotive wheel pair, and the air cylinder is positioned at the top of the locomotive frame and used for storing air.

As a further improvement of the utility model, the power-assisted vehicle further comprises an auxiliary mechanism positioned at the tail part of the locomotive frame, wherein the auxiliary mechanism is connected with the traction motor and is a diesel generator set so as to assist in supplementing power to the motor car.

The utility model has the beneficial effects that: the diesel engine and the hydraulic transmission part in the diesel locomotive are replaced by electric energy transmission, the original diesel oil is not used as power, the storage battery is used as the power of the locomotive, the traction motor adopts an alternating current asynchronous traction motor, and the main transmission box transmits the power to the locomotive wheel pair. Compared with an internal combustion locomotive, the novel energy locomotive has the advantages that the energy consumption cost is remarkably reduced, the exhaust emission can reach 0% at least, the cost is reduced, the damage to the environment is reduced, and the novel energy locomotive is more green and environment-friendly. The arrangement of the detection assembly reduces the situation that power is insufficient due to the problems of failure, performance reduction and the like of the traction motor, improves the normal operation of the main transmission case, and ensures the reliability and stability of the overall operation of the new-energy locomotive.

Drawings

FIG. 1 is an elevational, cross-sectional view of the present invention;

fig. 2 is a top sectional view of the present invention.

Reference numerals: 3. a traction motor; 4. a main transmission case; 5. an air conditioner indoor unit; 6. a battery pack; 7. an air reservoir; 8. an air compressor; 9. an auxiliary mechanism; 10. an axle gear box; 11. a locomotive wheel pair; 12. a universal coupling is provided.

Detailed Description

The utility model will be further described in detail with reference to the following examples, which are given in the accompanying drawings.

Referring to fig. 1-2, the mounting structure of a new energy locomotive component according to this embodiment includes a transmission mechanism and a power mechanism both disposed on a locomotive frame, where the transmission mechanism includes a main transmission case 4, an axle gear box 10, and a universal coupling 12, the main transmission case 4 is mounted in the middle of the locomotive frame, an input shaft of the main transmission case 4 is located above the locomotive frame and assembled with a traction motor 3, an output shaft is located below the locomotive frame and assembled with the universal coupling 12, and the universal coupling 12 is connected with the axle gear box 10. The main transmission case 4 is connected with a traction motor 3, the traction motor 3 transmits power to the main transmission case 4, and the main transmission case 4 transmits the power to the axle gear box 10 through an output shaft of the main transmission case 4 and the universal coupling 12 after gear reduction so as to drive the locomotive wheel pair 11 to walk. The power mechanism is connected with the transmission mechanism to provide power for the traction motor 3 and transmit the power to the locomotive wheel pair 11. Be provided with the detection subassembly that detects the moment of torsion in the main transmission case 4, preset the normal range value of main transmission case 4 moment of torsion in the controller among the detection subassembly, when the moment of torsion of main transmission case 4 that torque sensor detected is less than predetermined value, the starting of controller control stand-by motor, stand-by motor provides power, supplementary traction motor 3 for main transmission case 4. The main transmission case 4 adopts a hard gear and an inlet bearing, and has the characteristics of large transmission torque, high input revolution and the like.

By adopting the technical scheme, the diesel engine and the hydraulic transmission part in the diesel locomotive are replaced by electric energy transmission, the original diesel oil is not used as power, the storage battery is used as the power of the locomotive, the traction motor 3 adopts the alternating-current asynchronous traction motor 3, and the main transmission box 4 transmits the power to the locomotive wheel pair 11. Compared with an internal combustion locomotive, the novel energy locomotive has the advantages that the energy consumption cost is remarkably reduced, the exhaust emission can reach 0% at least, the cost is reduced, the damage to the environment is reduced, and the novel energy locomotive is more green and environment-friendly. The arrangement of the detection assembly reduces the situation of insufficient power caused by the problems of failure, performance degradation and the like of the traction motor 3, improves the normal operation of the main transmission case 4, and ensures the reliability and stability of the overall operation of the new-energy locomotive.

Preferably, the main transmission case 4 is provided with a double-input shaft structure, each input shaft is connected with one traction motor 3, the traction motors 3 are connected with the input shafts through couplers or hollow sleeves, the main transmission case 4 transmits power to the locomotive wheel pairs 11 to drive the locomotives to walk after decelerating, and gears of the main transmission case 4 are arranged in a T shape or a Y shape and made of high-quality alloy materials.

The locomotive frame is provided with a cavity for accommodating the power mechanism and is arranged close to the main transmission case 4. The power mechanism is a plurality of battery packs 6, namely power storage batteries, and a lithium iron phosphate battery is selected and used, so that the battery is mature and reliable. The inside top of cavity is provided with air conditioner internal unit 5, all is provided with the baffle around every group battery 6, and the baffle cuts off the cavity and forms the independent battery room of a plurality of, and air conditioner internal unit 5 can guarantee that the indoor constancy of temperature of battery is in certain extent, stabilizes battery performance and control battery system's temperature rise, and independent battery room avoids the group battery 6 gathering and leads to the heat dissipation difficulty.

The novel energy locomotive is also provided with a braking mechanism, the braking mechanism is connected with the transmission mechanism, and when the locomotive needs braking, the braking mechanism can play a role in braking the locomotive. The braking mechanism comprises an air compressor 8 and an air cylinder 7, the air compressor 8 and the air cylinder are located on the other side, opposite to the transmission mechanism, of the power mechanism, and the air compressor 8 is located on the upper side of the locomotive frame and penetrates through the locomotive frame to be connected with the locomotive wheel pair 11. The novel energy locomotive is provided with an electric braking system, the electric braking system is used for braking under the normal running condition, but the electric braking system and the air braking system can also be used simultaneously, and the air braking system is used when emergency braking is needed. In the braking process of the electric braking system, the traction motor 3 is automatically converted into a generator, so that the energy is recycled when the braking is decelerated, the performance of the locomotive is improved, and the efficiency of main transmission is improved by nearly 15%.

The auxiliary mechanism 9 is a diesel generator set and is close to the tail part of the locomotive frame. If the electric quantity is insufficient during the operation of the locomotive, the auxiliary mechanism 9 can play an emergency role, supplement the electric quantity and further ensure the smoothness of the operation of the locomotive.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a mounting structure of new energy locomotive part, its characterized in that, is including all setting up drive mechanism, power unit on locomotive frame, power unit is connected with drive mechanism, provides power for drive mechanism, drive mechanism is located the middle part of locomotive frame, drive mechanism includes main transmission case (4), axletree gear box (10), universal joint (12), the input shaft of main transmission case (4) is located the top of locomotive frame, is connected with traction motor (3), the output shaft of main transmission case (4) is located the below of frame, is connected with axletree gear box (10) through universal joint (12), universal joint (12) and axletree gear box (10) all are located the frame below to all be connected with locomotive wheel pair (11), be provided with the detection subassembly in main transmission case (4), the detection subassembly is including the torque sensor who is used for detecting main transmission case (4) moment of torsion, and, The standby motor is respectively connected with the main transmission box (4) and the power mechanism to provide power when the torque of the main transmission box (4) is insufficient.

2. The new energy locomotive component mounting structure according to claim 1, characterized in that said main transmission case (4) is provided with dual input shafts, each input shaft being connected with a traction motor (3).

3. The mounting structure of a new energy locomotive component according to claim 1 is characterized in that a cavity for accommodating a power mechanism is arranged on the locomotive frame, an air conditioner indoor unit (5) is arranged in the cavity, the power mechanism comprises a plurality of battery packs (6), and a partition plate is arranged between the plurality of battery packs (6) to form a plurality of battery chambers for accommodating single battery packs (6).

4. The new energy locomotive component mounting structure according to claim 3, characterized in that several of said battery packs (6) are lithium iron phosphate batteries.

5. The mounting structure of a new energy locomotive component according to claim 1, characterized in that, it also comprises a brake mechanism for braking the locomotive, said brake mechanism comprises an air compressor (8) and an air cylinder (7), said air compressor (8) is connected with the locomotive wheel pair (11), said air cylinder (7) is located on the top of the locomotive frame for storing air.

6. The mounting structure of the new energy locomotive component according to claim 1, characterized in that it further comprises an auxiliary mechanism (9) located at the tail of the locomotive frame, said auxiliary mechanism (9) is connected with the traction motor (3) and is a diesel generator set to assist in supplementing the power of the motor train.