Railway luggage barrow integrating power supply and cargo loading functions

Abstract

The invention discloses a railway luggage barrow integrating power supply and cargo loading functions, and relates to the technical field of railway luggage barrows, the railway luggage barrow comprises a compartment body, an electric disc, a junction box, a cable and an end connector are arranged in the compartment body, and the interior of the compartment body divides a compartment into a generator room, a luggage storage room and a sundry room from left to right through two partition walls; a power supply system comprising a diesel generator with the power of 75kW and a hand braking device are arranged in the generator room, the generator room is of a three-face open structure, the side faces of the generator room are provided with guardrails connected through detachable bolts, the end face of the generator room is provided with two through type corner columns and two seat type rectangular tube stand columns, and the two through type corner columns and the two seat type rectangular tube stand columns are used for supporting a roof. Guardrails and handrails are arranged between the corner columns and the stand columns. The luggage loading function and the vehicle power supply function are creatively integrated, the requirements of luggage transportation of commuting personnel and power utilization of commuting vehicles can be met, the comprehensive transportation efficiency is improved, and the vehicle marshalling complexity and the operation cost are reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of railway luggage carts, and more particularly to the technical field of railway luggage carts with integrated power supply and cargo loading functions. Background Art

[0002] In today's overseas railway vehicle market, transportation needs are diverse. On the one hand, there is a demand for the transportation of commuter luggage and parcels; on the other hand, commuter vehicles require a stable power supply during operation. Existing patents disclose the following technologies:

[0003] The patent with the publication number CN213354484U and the patent name "An outer frame structure for railway luggage car" discloses the following content: An outer frame structure for railway luggage car, including a chassis structure and side wall columns, the chassis structure includes a middle beam, a cross beam, an inner beam, and an outer beam, the middle beam is horizontally arranged and located in the middle of the frame, there are two inner beams and they are horizontally arranged and arranged in parallel on both sides of the middle beam, there are multiple cross beams and their two ends are respectively connected to the inner beam and the middle beam, there are two outer beams and they are respectively placed on the outside of the inner beam, the inner beam and the outer beam are connected and fixed by multiple ribs, and the side beam columns are multiple and vertically fixed on the upper part of the outer beam. The outer frame structure for railway luggage car can make full use of the limit to ensure that there is enough space in the car to store luggage, so it is highly practical.

[0004] Most existing railway vehicles have a single function and cannot meet both needs at the same time. Although some luggage cars can carry luggage, they lack power supply capacity; and vehicles with power supply function are insufficient in terms of luggage loading capacity.

[0005] Therefore, it is imperative to develop a railway luggage car that can not only load luggage efficiently and in large capacity, but also provide reliable power supply for the commuter cars or other railway vehicles with electricity needs connected to it, so as to improve the overall transportation efficiency and service quality of the line, ensure the normal operation of the commuter car power equipment and the smooth completion of the luggage transportation task. Summary of the invention

[0006] The purpose of the present invention is: in order to solve the above technical problems, the present invention provides a railway luggage car with integrated power supply and cargo loading functions.

[0007] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0008] The present invention provides a railway luggage car with integrated power supply and cargo loading functions, comprising a carriage box, wherein an electric panel, a junction box, a cable and an end connector are arranged in the carriage box, and the carriage is divided from left to right into a generator room, a luggage storage room and a sundries room by two partition walls in the carriage box, wherein a power supply system and a hand brake device are arranged in the generator room, the generator room is a three-sided open structure, and the sides of the generator room are equipped with guardrails connected by detachable bolts, and the left end face of the generator room is equipped with two through-type corner columns and two seat-type rectangular tube columns for supporting the car roof, and guardrails and handrails are arranged between the corner columns and the columns.

[0009] Specifically, the vehicle is equipped with a distribution board, junction box, cables and end connectors. The main line passes under the frame, and is distributed in the junction box and protective pipe. The branch lines are accurately connected to electrical appliances. Each connection is reliable and has a safety margin to ensure stable distribution and transmission of electricity.

[0010] The generator room is arranged at the end of the vehicle, with a three-sided open structure. The side adopts a removable bolt-connected guardrail, and the end adopts two through-type corner columns and two seat-type rectangular tube columns to support the roof to ensure the overall strength of the generator room. Guardrails and handrails are set between the corner columns and the columns. This makes the generator have good ventilation and heat dissipation performance. The surroundings are all steel structures without decoration materials, which can further reduce the risk of fire. Under the premise of ensuring protection safety, it is convenient for the overhaul and replacement of the generator in the later stage.

[0011] In one embodiment, the carriage box adopts an integrally load-bearing cylindrical center beam structure, and the carriage box includes a chassis, two side walls arranged on the front and rear sides of the chassis, two end walls arranged on the left and right sides of the chassis, and a roof; the chassis includes welded end beams, a center beam, a bolster beam, a side beam, a cross beam and a steel floor connected by welding, the center beam is a variable-section welded structure, and bogies are arranged on the front and rear sides of the bottom of the chassis.

[0012] Specifically, the overall structure and layout of the vehicle body adopts an integrally loaded cylindrical center beam structure, which consists of the chassis, side walls, end walls, roof and other parts. The chassis is welded by the end beam, center beam, bolster beam, side beam, cross beam and steel floor. The center beam is a variable cross-section welded structure. The front and rear plate seats are cast steel parts and riveted to the center beam. The bolster beam and end beam are welded by plates. The side beams are made of hot-rolled steel. The chassis is equipped with footrests and cable holes. The side walls and end walls are plate-column type unstiffened flat plate structures. The end and side walls use plug welding technology to enhance the appearance quality and structural strength.

[0013] The bogie and other key components are designed with welded bogies, equipped with primary rubber springs and secondary high-round springs to optimize dynamic performance, reduce shock and noise, and improve ride comfort.

[0014] The car body adopts an integral load-bearing cylindrical center beam structure, with a unique structure of chassis (center beam with variable cross-section assembly and welding, front / rear center beam riveted from plate seat castings, etc.), side walls (plate-column type flat plate without ribs and plug welding hole technology), end walls (plate-column type), and roof (arc-shaped and beam combination). The materials, dimensions, and processes are precisely controlled to ensure strength, rigidity and stability, resist operating stress and erosion, and extend service life.

[0015] In one embodiment, the roof is arc-shaped, and the roof includes a roof frame and a curved roof panel. The roof frame includes two upper side beams respectively welded to the tops of corresponding side walls and two roof curved beams respectively welded to the tops of end walls. The ends of the two upper side beams are respectively welded to the ends of the two roof curved beams. The two upper side beams and the two roof curved beams are welded together to form a roof frame, and the roof frame is covered with a curved roof panel.

[0016] In one embodiment, the side beam is a 180 mm high hot-rolled channel steel to improve structural stability and manufacturing convenience.

[0017] In one embodiment, the power supply system includes a 75kW diesel generator set and a DC48v emergency battery system, and the fuel tank of the 75kW diesel generator set is 200L.

[0018] Specifically, the power supply system is designed with a 75kW diesel generator set and a DC48v emergency battery system. The generator fuel tank is 200L, which can support the diesel engine to work continuously at full load for 8 hours. It is equipped with a metal rainproof cover and vibration isolator to meet the 220V, 50Hz AC power and DC emergency power needs of the vehicles connected to it with a maximum power of no more than 75kW.

[0019] Breaking through the limitations of traditional railway luggage cars, it integrates luggage loading and vehicle power supply. A 75kW diesel engine generator set with an emergency battery system and a luggage storage room are integrated into the vehicle, which can meet the maximum power consumption of the connected vehicle with a total power of no more than 75kW, 220V, 50Hz AC power and DC emergency power demand, while meeting the maximum 10t luggage loading, optimizing railway transportation efficiency and service quality, and filling the gap of multi-purpose vehicles in specific scenarios.

[0020] In one embodiment, each end wall is provided with an end door, each side wall is provided with a window and a sliding door, and a windshield and a ferry board are fixedly installed on the right side of the right end wall.

[0021] The vehicle layout from left to right is the generator set, an end door, a car window, a luggage storage room, a sliding door, a utility room door, a utility room, an end door, a windshield and a ferry. The utility room can be used to store tools and other items and is connected to the luggage room.

[0022] In one embodiment, a plurality of ring-type luggage tie-down seats and a plurality of welded luggage tie-down seats are provided in the luggage storage room, and the luggage storage room is placed between two bogies, with a size of 9000 mm×2970 mm.

[0023] Specifically, the layout of the vehicle is exquisite. Through reasonable design, the utility room and generator room are set at the two ends of the vehicle, and the luggage storage room is placed between the two bogies. At the same time, the vehicle is balanced by adjusting the steel structure and the internal weight, so that the center of gravity of the vehicle is distributed at the center of the vehicle, effectively avoiding vehicle overloading. It improves space utilization and transportation convenience, and ensures the safety of goods and personnel.

[0024] In one embodiment, it also includes a coupler buffer device arranged at both ends of the chassis.

[0025] Specifically, the coupler buffer device uses Chinese-made 13B type coupler, STJ buffer and supporting components, which have a stable connection and excellent buffering performance, effectively alleviating the impact of vehicle coupling and ensuring safe and stable operation.

[0026] In one embodiment, the air brake device disposed under the chassis adopts an imported air brake system that complies with the AAR standard; the hand brake device adopts a FSW type hand brake machine.

[0027] Specifically, the air brake device contains ABDX control valve, brake cylinder and other components. The hand brake adopts FSW type hand brake. The vehicle is selected precisely according to its parameter characteristics, and there is no empty and weight adjustment device to ensure reliable and sensitive braking.

[0028] The installation and manufacturing process of the railway luggage car is as follows:

[0029] (I) Car body manufacturing

[0030] Material processing and forming: Material selection is based on the design. Key parts such as the center beam and pillow block are made of Q450NQR1 steel, which are formed through cutting, forging, rolling and welding. The processing accuracy and quality are controlled to ensure that they meet the design size, shape and performance standards. For example, the center beam is welded to the specified cross-section and length tolerances.

[0031] Component welding and correction: The chassis, side walls, end walls and roof are welded in steps, using automated welding equipment and process parameter control to reduce deformation; post-weld thermal correction is combined with mechanical correction to ensure flatness, verticality and other form and position tolerances, such as the roof flatness within 5mm / m5.

[0032] (II) System Installation

[0033] Power supply system integration: Generator sets and battery systems are installed according to the layout, cable wiring complies with electrical specifications, and cable ducts and bridges are provided for protection to ensure insulation, shielding and electromagnetic compatibility; distribution boards and junction boxes are accurately installed and debugged to ensure stable voltage and current, and that all connection points are firm and reliable, in good contact and clearly marked, to achieve efficient power distribution and transmission.

[0034] Braking and coupler buffer device assembly: The braking system components are installed and debugged in sequence, and the ABDX control valve parameters and brake cylinder stroke are accurately adjusted to ensure braking performance; the coupler buffer device is installed strictly according to the process, and the installation accuracy and clearance of the 13B coupler and STJ buffer are controlled to ensure reliable connection and effective buffering, and meet the design requirements through performance testing and adjustment.

[0035] (III) Vehicle debugging and optimization

[0036] Static debugging: After assembly, the vehicle's mechanical structure integrity, electrical system connectivity, and brake and coupler function reliability are fully checked. The stress, deformation, and electrical parameters of key parts are tested, and precise adjustments and repairs are made based on the results, such as calibrating the brake system pressure and adjusting the coupler height to the specified tolerance.

[0037] Dynamic debugging: Dynamic debugging is carried out in a test site that simulates the line and working conditions. Indicators such as dynamic performance, power supply stability, and braking efficiency are monitored, and vehicle parameters and system configurations are optimized based on the data. For example, bogie suspension parameters are adjusted to improve comfort, and generator control strategies are optimized to stabilize power supply frequency and voltage. After multiple rounds of testing and optimization, the best performance and reliability standards are achieved to ensure safe and efficient formal operation.

[0038] The beneficial effects of the present invention are as follows:

[0039] 1. The functional integration advantage of the present invention compared with the existing technology: the innovative integration of luggage loading and vehicle power supply functions can meet the power demand of commuters' luggage transportation and the vehicles connected to it, improve the overall transportation efficiency, and reduce the complexity of vehicle formation and operating costs.

[0040] 2. Compared with existing technologies, this invention has high power supply reliability: the 75kW diesel generator set is equipped with an emergency battery system, and the multi-redundancy design ensures continuous and stable power supply, copes with complex working conditions and sudden power outages, ensures the operation of key equipment of commuter vehicles, and improves transportation reliability and service quality.

[0041] 3. Compared with the existing technology, the present invention has excellent structural performance: the overall load-bearing cylinder-type car body has a center beam structure with high-strength weathering steel, which has strong load-bearing and long service life; the bogie spring configuration optimizes dynamic performance, the buffer reduces impact, reduces component wear and failure, improves vehicle safety, comfort and reliability, and ensures stable operation and the safety of goods and personnel.

[0042] 4. Compared with the existing technology, the present invention adopts the technology of external generator room, so that the generator has good ventilation and heat dissipation performance. It is surrounded by steel structures without decoration materials, which can further reduce the hazards of fire and facilitate the overhaul and replacement of the generator in the later stage under the premise of ensuring protection safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0044] Figure 1 is a vehicle axle side view of the present invention;

[0045] Figure 2 yes Figure 1 A front view of

[0046] Figure 3 yes Figure 2 Internal layout diagram;

[0047] Figure numerals: 1-hand brake device, 2-coupler buffer device, 3-diesel generator, 4-emergency battery pack, 5-wind brake device, 6-bogie, 7-sliding door, 8-window, 9-guardrail, 10-column, 11-underframe, 12-side wall, 13-end wall, 14-windshield, 15-generator room, 16-luggage storage room, 17-storage room, 18-partition wall. DETAILED DESCRIPTION

[0048] In order to make the technical problems, technical solutions and technical effects of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0049] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0050] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0051] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the inventive product is usually placed when used. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0052] Example 1

[0053] like Figures 1 to 3 As shown, this embodiment provides a railway luggage car with integrated power supply and cargo loading functions, including a carriage body, in which an electric panel, a junction box, cables and end connectors are arranged. The carriage body is divided from left to right into a generator room, a luggage storage room 16 and a utility room 17 by two partition walls 18. The generator room is provided with a power supply system and a hand brake device 1. The generator room is a three-sided open structure. The side of the generator room adopts a guardrail 9 connected by detachable bolts. The left end face of the generator room is provided with two through-type corner columns and two seat-type rectangular tube columns 10 for supporting the roof, and a guardrail 9 and a handrail are provided between the corner column and the column 10.

[0054] Specifically, the vehicle is equipped with a distribution board, a junction box, cables and end connectors. The main line passes under the base frame 11, and is distributed in the junction box and protective pipe. The branch lines are accurately connected to electrical appliances. Each connection is reliable and has a safety margin to ensure stable distribution and transmission of electricity.

[0055] The generator room 15 is arranged at the end of the vehicle, and adopts a three-sided open structure, wherein the side adopts a detachable bolt-connected guardrail 9, and the end face adopts two through-type corner columns and two seat-type rectangular tube columns 10 to support the roof to ensure the overall strength of the generator room 15, and guardrails 9 and handrails are arranged between the corner columns and the columns 10. This makes the generator have good ventilation and heat dissipation performance, and the surroundings are all steel structures without decoration materials, which can further reduce the risk of fire, and facilitate the overhaul and replacement of the generator in the later stage under the premise of ensuring protection safety.

[0056] Example 2

[0057] This embodiment is further optimized on the basis of embodiment 1, specifically:

[0058] The carriage box adopts an integrally load-bearing cylindrical center beam structure, and the carriage box includes a base frame 11, two side walls 12 arranged on the front and rear sides of the base frame 11, two end walls 13 arranged on the left and right sides of the base frame 11, and a roof; the base frame 11 includes welded end beams, a center beam, a bolster beam, a side beam, a cross beam and a steel floor connected by welding, the center beam is a variable-section welded structure, and bogies 6 are arranged on the front and rear sides of the bottom of the base frame 11.

[0059] Specifically, the overall structure and layout of the vehicle body adopts an integrally loaded cylindrical center beam structure, which is composed of a chassis 11, side walls 12, end walls 13, and a roof. The chassis 11 is welded by end beams, a center beam, a bolster beam, a side beam, a cross beam, and a steel floor. The center beam is a variable cross-section welded structure. The front and rear sub-plate seats are cast steel parts and riveted to the center beam. The bolster beam and the end beam are welded by plates. The side beams are made of hot-rolled steel. The chassis 11 is provided with footrests and cable holes. The side walls 12 and the end walls 13 are plate-column type flat plate structures without ribs. The end and side walls 12 use plug welding technology to enhance the appearance quality and structural strength.

[0060] The design of the bogie 6 and other key components adopts a welded bogie 6, equipped with a primary rubber spring and a secondary high-round spring to optimize the dynamic performance, reduce shock and noise, and improve ride comfort.

[0061] The car body adopts an integral load-bearing cylindrical center beam structure, with a unique structure of chassis 11 (center beam with variable cross-section assembly welding, front / rear center beam riveted from plate seat castings, etc.), side walls 12 (plate-column type flat plate without ribs and plug welding hole process), end walls 13 (plate-column type) and roof (arc-shaped and beam combination). The materials, dimensions and processes are precisely controlled to ensure strength, rigidity and stability, resist operational stress and erosion, and extend service life.

[0062] Example 3

[0063] This embodiment is further optimized on the basis of embodiment 2, specifically:

[0064] The roof is arc-shaped and includes a roof frame and a curved roof panel. The roof frame includes two upper side beams respectively welded to the tops of the corresponding side walls 12 and two roof curved beams respectively welded to the tops of the end walls 13. The ends of the two upper side beams are respectively welded to the ends of the two roof curved beams. The two upper side beams and the two roof curved beams are welded together to form a roof frame, and the roof frame is covered with a curved roof panel.

[0065] The side beams are made of 180mm high hot-rolled channel steel, which improves structural stability and manufacturing convenience.

[0066] The power supply system includes a 75kW diesel generator set 3 and a DC48v emergency battery system 4. The fuel tank of the 75kW diesel generator set is 200L.

[0067] Specifically, the power supply system is designed with a 75kW diesel generator set and a DC48v emergency battery system. The generator fuel tank is 200L, which can support the diesel engine to work continuously at full load for 8 hours. It is equipped with a metal rainproof cover and vibration isolator to meet the 220V, 50Hz AC power and DC emergency power needs of the vehicles connected to it with a maximum power of no more than 75kW.

[0068] Breaking through the limitations of traditional railway luggage cars, it integrates luggage loading and vehicle power supply. A 75kW diesel engine generator set, an emergency battery system and a luggage storage room 16 are integrated into the vehicle, which can meet the 220V, 50Hz AC power and DC emergency power needs of the connected vehicles with a total power of no more than 75kW, while meeting the maximum 10t luggage loading, optimizing railway transportation efficiency and service quality, and filling the gap of multi-purpose vehicles in specific scenarios.

[0069] Example 4

[0070] This embodiment is further optimized on the basis of embodiment 3, specifically:

[0071] Each end wall 13 is provided with an end door, each side wall 12 is provided with a window 8 and a sliding door 7, and a windshield 14 and a ferry board are fixedly installed on the right side of the right end wall 13.

[0072] The vehicle layout from left to right is a generator set, an end door, a window 8, a luggage storage room 16, a sliding door 7, a utility room 17 door, a utility room 17, an end door, a windshield 14 and a ferry. The utility room 17 is used to place tools and other items and is connected to the luggage room.

[0073] A plurality of ring-type luggage tying seats and a plurality of welded luggage tying seats are arranged in the luggage storage room 16. The luggage storage room 16 is placed between the two bogies 6 and has a size of 9000 mm×2970 mm.

[0074] Specifically, the layout of the vehicle is exquisite. Through reasonable design, the utility room 17 and the generator room 15 are respectively set at the two ends of the vehicle, and the luggage storage room 16 is placed between the two bogies 6. At the same time, the vehicle is balanced by adjusting the steel structure and the internal weight, so that the center of gravity of the vehicle is distributed at the center of the vehicle, effectively avoiding vehicle eccentricity, improving space utilization and transportation convenience, and ensuring the safety of goods and personnel.

[0075] Example 5

[0076] This embodiment is further optimized on the basis of embodiment 4, specifically:

[0077] The vehicle also includes a coupler buffer device 2 arranged at the left end of the chassis 11 .

[0078] Specifically, the coupler buffer device 2 adopts the Chinese-made 13B type coupler and STJ buffer and supporting components, which have a stable connection and excellent buffering performance, effectively alleviating the impact of vehicle coupling and ensuring safe and stable operation.

[0079] The air brake device 5 is arranged below the chassis 11; the braking system configured for the coupler buffer device 2 and the air brake device 5 adopts an imported air brake system that complies with the AAR standard; and the hand brake device 1 adopts a FSW type hand brake.

[0080] Specifically, the air brake device 5 includes components such as an ABDX control valve and a brake cylinder. The hand brake adopts a FSW hand brake. The vehicle is accurately selected according to its parameter characteristics, and there is no empty and load adjustment device to ensure reliable and sensitive braking.

[0081] The installation and manufacturing process of the railway luggage car is as follows:

[0082] (I) Car body manufacturing

[0083] Material processing and forming: Material selection is based on the design. Key parts such as the center beam and pillow block are made of Q450NQR1 steel, which are formed through cutting, forging, rolling and welding. The processing accuracy and quality are controlled to ensure that they meet the design size, shape and performance standards. For example, the center beam is welded to the specified cross-section and length tolerances.

[0084] Component welding and correction: The chassis 11, side wall 12, end wall 13 and roof are welded in steps, using automated welding equipment and process parameter control to reduce deformation; post-weld thermal correction is combined with mechanical correction to ensure flatness, verticality and other form and position tolerances, such as the roof flatness within 5mm / m5.

[0085] (II) System Installation

[0086] Power supply system integration: Generator sets and battery systems are installed according to the layout, cable wiring complies with electrical specifications, and cable ducts and bridges are provided for protection to ensure insulation, shielding and electromagnetic compatibility; distribution boards and junction boxes are accurately installed and debugged to ensure stable voltage and current, and that all connection points are firm and reliable, in good contact and clearly marked, to achieve efficient power distribution and transmission.

[0087] Assembly of brake and coupler buffer devices: Braking system components are installed and debugged in sequence, and ABDX control valve parameters and brake cylinder stroke are accurately adjusted to ensure braking performance; coupler buffer device 2 is installed strictly according to the process, and the installation accuracy and clearance of 13B type coupler and STJ buffer are controlled to ensure reliable connection and effective buffering, and meet design requirements through performance testing and adjustment.

[0088] (III) Vehicle debugging and optimization

[0089] Static debugging: After assembly, the vehicle's mechanical structure integrity, electrical system connectivity, and brake and coupler function reliability are fully checked. The stress, deformation, and electrical parameters of key parts are tested, and precise adjustments and repairs are made based on the results, such as calibrating the brake system pressure and adjusting the coupler height to the specified tolerance.

[0090] Dynamic debugging: Dynamic debugging is carried out in a test site that simulates the line and working conditions. Indicators such as dynamic performance, power supply stability, and braking efficiency are monitored, and vehicle parameters and system configurations are optimized based on the data. For example, the bogie 6 suspension parameters are adjusted to improve comfort, and the generator control strategy is optimized to stabilize the power supply frequency and voltage. After multiple rounds of testing and optimization, the best performance and reliability standards are achieved to ensure safe and efficient formal operation.

Claims

1. A railway luggage car with integrated power supply and cargo loading functions, characterized in that: The invention comprises a carriage box, in which an electric panel, a junction box, cables and end connectors are arranged. The carriage box is divided from left to right into a generator room, a luggage storage room (16) and a utility room (17) by two partition walls (18). The generator room is provided with a power supply system and a hand brake device (1). The generator room is a three-sided open structure. The side of the generator room adopts a guardrail (9) connected by detachable bolts. The left end face of the generator room is provided with two through-type corner columns and two seat-type rectangular tube columns (10) for supporting the roof. A guardrail (9) and a handrail are provided between the corner column and the column (10).

2. The railway luggage car with integrated power supply and cargo loading functions according to claim 1, characterized in that: The carriage box adopts an integrally load-bearing cylindrical structure with a center beam, and the carriage box comprises a base frame (11), two side walls (12) arranged on the front and rear sides of the base frame (11), two end walls (13) arranged on the left and right sides of the base frame (11), and a roof; the base frame (11) comprises welded end beams, a center beam, a bolster beam, a side beam, a cross beam and a steel floor connected by welding, the center beam is a variable-section welded structure, and bogies (6) are arranged on the front and rear sides of the bottom of the base frame (11).

3. The railway luggage car with integrated power supply and cargo loading functions according to claim 2, characterized in that: The roof is in an arc shape and comprises a roof frame and a curved roof panel. The roof frame comprises two upper side beams respectively welded to the tops of the corresponding side walls (12) and two roof curved beams respectively welded to the tops of the end walls (13). The ends of the two upper side beams are respectively welded to the ends of the two roof curved beams. The two upper side beams and the two roof curved beams are welded together to form the roof frame. The roof frame is covered with a curved roof panel.

4. The railway luggage car with integrated power supply and cargo loading functions according to claim 1, characterized in that: The power supply system comprises a 75kW diesel generator set (3) and a DC48v emergency battery system (4); the fuel tank of the 75kW diesel generator set (3) is 200L.

5. The railway luggage car with integrated power supply and cargo loading functions according to claim 2, characterized in that: Each of the end walls (13) is provided with an end door, each of the side walls (12) is provided with a vehicle window (8) and a sliding door (7), and a windshield (14) and a ferry board are fixedly installed on the right side of the right end wall (13).

6. The railway luggage car with integrated power supply and cargo loading functions according to claim 2, characterized in that: The luggage storage room (16) is provided with a plurality of ring-type luggage binding seats and a plurality of welded luggage binding seats. The luggage storage room (16) is placed between the two bogies (6) and has a size of 9000 mm×2970 mm.

7. The railway luggage car with integrated power supply and cargo loading functions according to claim 2, characterized in that: It also includes a coupler buffer device (2) arranged at both ends of the base frame (11).

8. The railway luggage car with integrated power supply and cargo loading functions according to claim 7, characterized in that: The air brake device (5) arranged below the base frame (11) is configured to adopt an imported air brake system that complies with the AAR standard; the hand brake device (1) adopts a FSW type hand brake machine.

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