WO2021027403A1 - Wagon and freight train - Google Patents

Abstract

A wagon, comprising a wagon body (1) and a carrying frame (2). The carrying frame and the wagon body are correspondingly disposed; the carrying frame is disposed on an end of the corresponding wagon body in the length direction; the carrying frame is operably embedded in the corresponding wagon body or extended out of the wagon body; two opposite carrying frames of two adjacent wagons are operably connected to each other, or in two adjacent wagons, the carrying frame of one wagon is operably connected to the other wagon, to form a passage for a worker to pass. A freight train is also disclosed.

Description

Carriages and cargo transport vehicles

Cross references to related applications

This application requires a Chinese patent application filed on August 15, 2019, with an application number of 201910755160.X and the name "carriage and cargo transport vehicle", and a Chinese patent application filed on August 15, 2019, with an application number of 201921328568.0 and the name " The priority of the Chinese patent application for "carriage and cargo transport vehicle", the entire content of which is incorporated herein by reference.

Technical field

The present disclosure belongs to the technical field of railway vehicles, and particularly relates to a carriage and a cargo transport vehicle.

Background technique

Railway freight transportation is an important support for social and economic development. Therefore, it is imperative to continuously improve the performance of transportation vehicles and meet the needs of individualization and humanization. With the development of economy, people's requirements for safe and comfortable transportation vehicles are getting higher and higher, especially for some vehicles used for non-passenger railway transportation and where workers need to shuttle frequently for operations.

Existing non-passenger vehicles operate or pass between adjacent railway vehicles. During work or traffic, one can only get up and down from one vehicle to the ground with the pedals of the vehicle, and then climb onto another vehicle with the pedals; or add a passenger car access door between the vehicle and the vehicle.

In the process of implementing the present disclosure, the applicant found that the prior art has at least the following shortcomings:

(1) Getting on and off the vehicle by pedaling: For vehicles that frequently pass by, this operation consumes a lot of physical strength and time-consuming; at the same time, it is greatly affected by the environment. It is difficult to carry out work in severe weather such as sandstorms and heavy rains. Get on and off while the vehicle is running.

(2) Increase the access door for passenger cars: the installation of the access door for passenger cars occupies a large volume; the operation of removing the access door is inconvenient, especially for the situation that railway freight cars are often replaced by marshalling, the operation is too cumbersome; and the installation has The curve passing performance of the passage door for passenger cars also has an influence. Curve passing performance is a unique performance of railway vehicles. The protrusions at the ends of the vehicle will directly affect the curve passing performance of the vehicle. The embedded module assembly structure provided in the present disclosure can solve the problem of the bogie and car body when the vehicle passes through the curve. A sufficient safety distance is reserved between the car body and the car body to ensure that the vehicle does not collide through the curve and ensure the safe operation of the vehicle.

Therefore, for non-passenger vehicles without intermediate passages, such as boxcars, how to allow workers on these vehicles to safely and quickly pass between adjacent vehicles has become the key to solving the above problems.

Summary of the invention

In view of the above-mentioned problems in the prior art, the present disclosure provides a cargo transport vehicle so that workers on the vehicle can safely and quickly pass between adjacent vehicles.

In one aspect of the present disclosure, there is provided a carriage, including: a carriage body; a bearing frame, the bearing frame and the carriage body are arranged correspondingly, and the bearing frame is arranged at a corresponding longitudinal end of the carriage body On the part, the supporting frame can be operably embedded in the corresponding carriage body or extended out of the carriage body.

In some embodiments, a telescopic device may be provided in the carriage body, the telescopic end of the telescopic device can be telescopic along the length direction of the carriage body, and the telescopic end of the telescopic device is connected to the carrying frame.

In other embodiments, two telescopic devices may be provided, and the two telescopic devices are arranged oppositely on the bottom of the carriage body.

In some embodiments, a guide rail may be provided in the carriage body, the guide rail is arranged along the length direction of the carriage body, and the supporting frame is slidably arranged on the guide rail.

In other embodiments, the guide rail may be provided at the bottom of the carriage body, and the bottom of the supporting frame is slidably provided on the guide rail.

In some embodiments, a protective cover may be provided at the bottom of the compartment body, the protective cover is connected to the carrying frame, and the protective cover may be covered on the guide rail.

In some embodiments, a storage slot may be provided at an end of the carriage body in the longitudinal direction, and the supporting frame can be operably embedded in the storage slot corresponding to the carriage body.

In some embodiments, the end of the load-bearing frame may be provided with an end door, and the end door is operably closed.

In some embodiments, a windshield may be provided on the peripheral surface of the supporting frame.

In another aspect of the present disclosure, a cargo transport vehicle is provided. The cargo transport vehicle may include at least two of the above-mentioned carriages. Two adjacent carriages of the two adjacent carriages are operably docked. , Forming a passage for staff to pass.

In yet another aspect of the present disclosure, there is also provided a cargo transport vehicle, the cargo transport vehicle may include at least two adjacent carriages, one of the two carriages is the aforementioned carriage, and one of the two carriages The load-bearing frame of the carriage is operably connected to the other carriage of the two carriages to form a passage for the staff to pass through.

The beneficial effects of the present disclosure are:

According to the carriage of some embodiments of the present disclosure, due to the modular design concept, the bearing frame is arranged on the end of the corresponding carriage body in the longitudinal direction, and the bearing frame is operably embedded in the corresponding carriage body or extended out of the carriage. The main body and the ingenious integration of the telescopic mechanism in the carriage can significantly increase the curve passing performance of the vehicle, prevent collisions when the end of the vehicle is extended, and enable passing personnel to pass through the end of the vehicle in a safe environment without affecting The overall shape of the end of the vehicle. In addition, the telescopic performance of the carriage according to some embodiments of the present disclosure can effectively reduce the space occupied by the cargo transport vehicle.

According to the cargo transport vehicle of some embodiments of the present disclosure, since the load-bearing frame of the carriage of the freight transport vehicle is arranged on the end of the corresponding carriage body in the length direction, and since two adjacent carriages oppose the two load-bearing frames Operate docking, or, in two adjacent carriages, the load-bearing frame of one carriage can be operatively docked on the other carriage to form a passage for staff to pass through, so that the staff can be between adjacent carriages In addition, because the load-bearing frame can be operably embedded in the corresponding carriage, the load-bearing frame can be embedded in the corresponding carriage when it is not necessary for the staff to pass in the adjacent carriages, so that it can be used frequently. The formation of vehicles has an impact, and does not affect the curve passing performance of the vehicles, which has good practicability.

Description of the drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the following will briefly introduce the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

Figure 1 shows a schematic structural diagram of a cargo transport vehicle in a first state according to an embodiment of the present disclosure;

Figure 2 shows a schematic structural diagram of a cargo transport vehicle in a second state according to an embodiment of the present disclosure;

Figure 3 shows a schematic diagram of the structure of the carriage in Figure 1;

Figure 4 shows a schematic top view of Figure 3;

Fig. 5 shows a schematic side view of Fig. 3.

detailed description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only a part of the embodiments of the present disclosure, rather than all the embodiments. Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present disclosure.

The embodiments of the present disclosure provide a cargo transport vehicle, which may include at least two carriages, and each carriage includes a carriage body and a carrying frame. Wherein, the load-bearing frame and the car body are arranged correspondingly, the load-bearing frame is arranged on the end of the corresponding car body in the longitudinal direction, and the load-bearing frame is operably embedded in the corresponding car body or extends out of the car body. When the two opposite load-bearing frames of two adjacent car bodies extend out of the corresponding car bodies, the two load-bearing frames can be operatively connected to form a passage for workers to pass through, so as to solve the problem of The problem that the staff cannot safely and quickly pass between adjacent vehicles.

Based on the above design ideas, embodiments of the present disclosure provide a cargo transport vehicle.

Fig. 1 shows a schematic structural diagram of a cargo transport vehicle in a first state according to an embodiment of the present disclosure. Fig. 2 shows a schematic structural diagram of a cargo transport vehicle in a second state according to an embodiment of the present disclosure. With reference to FIG. 1 and FIG. 2, the cargo transport vehicle according to the embodiment of the present disclosure includes a carriage body 1 and a carrying frame 2. At least two compartment body 1 are provided. The supporting frame 2 and the carriage body 1 are arranged correspondingly. The supporting frame 2 is arranged on the end of the corresponding carriage body 1 in the longitudinal direction, and the supporting frame 2 is operably embedded in the corresponding carriage body 1 (shown in FIG. 1). The two opposite bearing frames 2 of two adjacent car bodies 1 are operatively butted to form a passage for workers to pass (shown in Figure 2).

In the cargo transport vehicle provided by the embodiments of the present disclosure, the cargo transport vehicle includes at least two carriage bodies, and the load-bearing frame is arranged on the end of the corresponding carriage in the longitudinal direction, and because the two adjacent carriages are opposite to each other The two load-bearing frames can be operably connected to form a passage for the staff to pass through, which can realize the safe, fast and unobstructed passage of the staff between adjacent carriages; in addition, the support frame can be operably embedded in the corresponding carriage body Therefore, when there is no need for staff to pass in adjacent cars, the load-bearing frame can be embedded in the corresponding car body, so that it will not affect the frequent marshalling of vehicles and the curve passing performance of the vehicles, which has good practicality .

It should be noted that when the load-bearing frame 2 is embedded in the corresponding car body 1, the outer end of the load-bearing frame 2 and the outer end of the car are flush to prevent the frequent formation of vehicles from being affected.

Fig. 3 shows a schematic diagram of the structure of the carriage in Fig. 1. Fig. 4 shows a schematic top view of Fig. 3. With reference to Figures 3 and 4, in some embodiments of the present disclosure, a telescopic device 3 may be provided in the car body 1, and the telescopic end of the telescopic device 3 can expand and contract along the length of the car body. The telescopic end of the telescopic device 3 is connected to the carrying frame 2. Driven by the telescopic device 3, the carrier frame 2 can be driven to move, so as to realize the embedding of the carrier frame 2 in the corresponding car body 1, or to realize the butt joint of the two adjacent car bodies.

In some embodiments, the telescopic device 3 can be a telescopic oil cylinder. Of course, a telescopic motor or a telescopic cylinder can also be used, which is not limited in the present disclosure.

With reference to Fig. 4, in some embodiments of the present disclosure, two telescopic devices 3 may be provided. The two telescopic devices 3 can be arranged on the bottom of the car body 1 oppositely.

In some embodiments of the present disclosure, the telescopic device 3 may also be arranged on the side wall and the top of the car body, which is not limited in the present disclosure.

In some embodiments, a first position sensor may be provided at the outer end of the carrier frame 2, and a second position sensor may be provided at the end of the car body 1 in the longitudinal direction. When the carrier frame is embedded in the car body, The second position sensor confirms that the first position sensor is in place, sends a stop signal to the telescopic device, and uses the self-locking of the telescopic device to prevent the carrying frame from escaping during the operation of the vehicle; and when two adjacent carriages are opposite to each other When the frame 2 is docked, the two first position sensors cooperate with each other to send a stop signal to the telescopic device, the telescopic end of the telescopic device can stop telescoping, and the self-locking of the telescopic device is used to ensure the reliability of the docking of the carrying frame 2.

With reference to FIG. 3 and FIG. 4, in some embodiments of the present disclosure, a guide rail 5 may be provided in the vehicle body 1. The guide rail 5 is arranged along the length direction of the car body 1, and the supporting frame 2 is slidably arranged on the guide rail 5 to guide the movement of the supporting frame 2.

In some embodiments of the present disclosure, in conjunction with FIG. 4, the guide rail 5 may be arranged at the bottom of the car body 1 and between the two telescopic devices 3, and the bottom of the carrying frame 2 is slidably arranged on the guide rail 5.

In some embodiments of the present disclosure, in some embodiments of the present disclosure, the guide rail 5 may also be provided on the top of the car body 1; or, there may be two guide rails 5, and the two guide rails 5 are arranged oppositely in the car body. On the two side walls of the body 1, the present disclosure does not limit this.

3 and 4, in some embodiments of the present disclosure, a protective cover 6 may be provided at the bottom of the car body 1, and the protective cover 6 is connected to the carrier frame 2, and the protective cover 6 may be provided on the guide rail 5. That is, the protective cover 6 and the carrying frame 2 can slide together on the guide rail 5 to prevent damage to the guide rail 5 caused by workers frequently passing by, so as to improve the service life of the guide rail 5.

In some embodiments of the present disclosure, the protective cover 6 can be made of a hard material, such as steel, etc., which can be welded to the bottom of the inner end of the supporting frame 2, and its two ends can be slidably arranged on the bottom of the compartment body 1. .

With reference to Figures 3 and 4, in some embodiments of the present disclosure, a storage slot 7 is provided at the longitudinal end of the car body 1, and the supporting frame 2 is operably embedded in the storage slot 7 of the corresponding car body 1. , In this way, the concealed storage of the bearing frame can be realized when no people pass by, and the occupied space is minimized.

With reference to Figures 3 and 4, in some embodiments of the present disclosure, a windshield 8 may be provided on the peripheral surface of the supporting frame 2 to improve the safety of workers when passing through the channel formed by the docking of the two supporting frames 2.

In some embodiments of the present disclosure, the windshield 8 may have elasticity and thus can be folded. When the load-bearing frame 2 is embedded in the storage slot 7 of the corresponding carriage body 1, the windshield 8 is in a folded state, and the windshield 8 is completely located in the storage slot 7. When the two load-bearing frames 2 butt to form a passage, the windshield 8 is in an unfolded state, preventing Affect the passage of staff.

In some embodiments of the present disclosure, the windshield 8 may be provided with braces at intervals along the length of the car body to provide protection and safety guarantee for passers-by.

Fig. 5 shows a schematic side view of Fig. 3. With reference to Figures 3 and 5, in some embodiments of the present disclosure, the end of the bearing frame 2 may be provided with an end door 4, and the end doors 4 of the bearing frame 2 on two adjacent car bodies 1 are operability To realize the butt joint of the supporting frames 2 on the two adjacent carriage bodies 1.

In some embodiments of the present disclosure, the opposite ends of the end doors 4 on the two load-bearing frames 2 may be provided with grooves and protrusions that cooperate with each other. The grooves and protrusions cooperate with each other to realize the two phases. The end doors 4 of the supporting frame 2 on the adjacent car body 1 are butted and fixed.

In some embodiments of the present disclosure, the middle part of the end door 4 on one of the supporting frames 2 may be provided with a protrusion, while the middle part of the end door 4 on the other supporting frame 2 is provided with a groove, which passes through the middle part of the protrusion. The mutual cooperation of the ridge and the groove realizes the docking of the end doors 4 on the two supporting frames 2 and forms the state shown in FIG. 2.

It should be noted that, in some embodiments of the present disclosure, the number of protrusions or grooves of the end door 4 can be set to multiple, and the number of protrusions or recesses of the end door 4 can be set in one-to-one correspondence, which is not limited in the present disclosure.

In addition, in some embodiments of the present disclosure, the end door 4 is operatively closed, that is, the end door 4 is in an open state when the end doors 4 of the load-bearing frame 2 on two adjacent car bodies 1 are butted, To facilitate the passage of workers; and when the carrying frame 2 on the carriage body 1 is in the storage slot 7, the end door 4 can be closed to improve safety.

It should be noted that according to some embodiments of the present disclosure, the cargo transport vehicle may also be provided with an operably telescopic load-bearing frame in one of the two adjacent cars, and the other of the two adjacent cars The carriage only needs to be provided with a part that is buttted with the carrying frame. In this case, it is only necessary to adjust the telescopic stroke of the telescopic device to realize the safe, fast and unobstructed passage of the staff between adjacent carriages, and the content of this disclosure will not be repeated here.

Finally, it should be noted that, according to some embodiments of the present disclosure, the freight transport vehicle may be a railway freight transport vehicle or a road freight transport vehicle.

The following examples are preferred implementations of the disclosure, which are only used to facilitate the description of the disclosure, and do not limit the disclosure in any form. Any person with ordinary knowledge in the technical field, if within the scope of the technical features mentioned in the present disclosure, make use of the technical content disclosed in the present disclosure to make partial changes or equivalent embodiments without departing from The technical features of the present disclosure still fall within the scope of the technical features of the present disclosure.

Claims (10)

A carriage including: Car body (1); The supporting frame (2), the supporting frame (2) and the carriage body (1) are arranged correspondingly, and the supporting frame (2) is arranged on the corresponding longitudinal end of the carriage body (1), so The supporting frame (2) is operably embedded in the corresponding carriage body (1) or extends out of the carriage body (1). The carriage according to claim 1, wherein a telescopic device (3) is provided in the carriage body (1), and the telescopic end of the telescopic device (3) can expand and contract along the length direction of the carriage body (1) , The telescopic end of the telescopic device (3) is connected with the carrying frame (2). The carriage according to claim 1, wherein a guide rail (5) is arranged in the carriage body (1), the guide rail (5) is arranged along the length direction of the carriage body (1), and the supporting frame ( 2) It is slidably arranged on the guide rail (5). The carriage according to claim 1, wherein the guide rail (5) is arranged at the bottom of the carriage body (1), and the bottom of the supporting frame (2) is slidably arranged on the guide rail (5) . The carriage according to claim 4, wherein the bottom of the carriage body (1) is provided with a protective cover (6), the protective cover (6) is connected to the carrier frame (2), and the protective cover ( 6) The cover is arranged on the guide rail (5). The carriage according to claim 1, wherein the longitudinal end of the carriage body (1) is provided with a storage slot (7), and the supporting frame (2) is operably embedded in the carriage body (1) In the storage tank (7). The carriage according to claim 1, wherein an end door (4) is provided at an end of the load-bearing frame (2), and the end door (4) is operatively closed. The carriage according to claim 1, wherein a windshield (8) is provided on the peripheral surface of the supporting frame (2). A cargo transport vehicle, comprising: at least two carriages according to any one of claims 1 to 8, and two opposite bearing frames (2) of two adjacent carriages are operably butted , Forming a passage for staff to pass. A cargo transport vehicle, comprising: at least two adjacent carriages, one of the two carriages is the carriage according to any one of claims 1 to 8, and one of the two carriages The supporting frame (2) is operably connected to the other of the two carriages to form a passage for workers to pass through.

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