CN212332659U - Railway container flat car body - Google Patents

Abstract

The utility model discloses a railway container flat car body, which comprises a middle beam assembly, a side beam assembly, an end beam and cross beam assembly, a central cross beam assembly, a small cross beam assembly and a sleeper beam assembly; six sets of container locking devices are installed on each side beam assembly, wherein two sets of container locking devices are located at the joint of the side beam assembly and the central cross beam assembly, two sets of container locking devices are located at the joint of the side beam assembly and the two sets of end beam cross beams, and the rest two sets of container locking devices are located at the joint of the side beam assembly and the two sets of small cross beams. This flatcar automobile body is constituteed and four sets of container locking device through addding two sets of little crossbeams, and when keeping originally loading 1 40ft standard container alone or loading 2 20ft standard container functions simultaneously, realize loading 1 requirement of 20ft container alone.

Description

Railway container flat car body

Technical Field

The utility model relates to a railway vehicle specifically indicates a railway container flatcar automobile body.

Background

At present, the mainstream railway container flat wagon is provided with 8 sets of container locking devices, wherein 2 sets are positioned at the front end of the vehicle, 2 sets are positioned at the rear end of the vehicle, and the rest 4 sets are positioned in the middle of the vehicle. The container flat car can only meet the requirement of loading 1 40ft standard container independently, or loading 2 ft standard containers simultaneously, and does not meet the requirement of loading 1 20ft standard container independently (forced loading will cause the gravity center of the container to be out of the middle). There is a requirement for part of the customers to load 1 20ft containers and therefore redesign of the layout of the container locking device is required. On the other hand, most of the existing flatcars generally adopt hot rolled section steel, have heavier dead weight, and can only meet the requirements of railway vehicles with small axle weights for the railways of some countries, so that the requirements of light dead weight and large load of the railway flatcars for transporting containers are required to be made as much as possible, thereby improving the transportation benefit. Meanwhile, the structure is simple, the manufacturing process is simple, and the use and maintenance of customers are simple.

Disclosure of Invention

An object of the utility model is to provide a can satisfy the railway container flatcar automobile body that multiple container loaded the requirement.

In order to achieve the above object, the utility model provides a railway container flatcar body, including the centre sill group, set up two side sill group at centre sill group both sides, fix two sets of end beam crossbeam group at centre sill group and two side sill group both ends, fix a set of central beam group in the middle of centre sill group and two side sill group, fix two sets of little crossbeams group between centre sill group and two side sill group and between central beam group and two sets of end beam crossbeam group, and fix two sets of sleeper beams group between centre sill group and two side sill group and between two sets of little crossbeams group and homonymy end beam crossbeam group;

six sets of container locking devices are arranged on each side beam assembly, wherein two sets of container locking devices are positioned at the joint of the side beam assembly and the central cross beam assembly, two sets of container locking devices are positioned at the joint of the side beam assembly and two sets of end beam cross beams, and the rest two sets of container locking devices are positioned at the joint of the side beam assembly and two sets of small cross beams;

the container locking device at the position formed by the central cross beam and the container locking devices at the position formed by the two groups of end beam cross beams are used for loading 1 40ft standard container independently or 2 20ft standard containers simultaneously, and the container locking devices at the position formed by the two groups of small cross beams are used for loading 1 20ft container independently.

Preferably, the middle beam is of a fish-bellied box-shaped structure formed by assembling and welding steel plates, the fish-bellied box-shaped structure has the main advantages that compared with a hot-rolled section, the weight of a vehicle body can be obviously reduced, and meanwhile, the fish-bellied box-shaped structure is of an equal-strength design and is good in vertical stress and rigidity;

the side beam adopts cold bending channel steel;

each group of end beam and cross beam combination comprises an L-shaped end beam and two small end beams symmetrically arranged on two sides of the middle beam combination; the cross section of the L-shaped end beam is inverted L-shaped and is fixed at the end part of the middle beam assembly and the two side beams assembly; the small end cross beam is of a single-web structure formed by assembling and welding steel plates;

the central beam assembly comprises four central beams symmetrically arranged on two sides of the middle beam assembly, and the upper parts of the two central beams on each side of the middle beam assembly are connected together through a central beam connecting plate; the central cross beam is of a single-web structure formed by assembling and welding steel plate pieces;

each group of small cross beams comprises two single-web small cross beams and two L-shaped small cross beams; the two single-web small cross beams and the two L-shaped small cross beams are respectively and symmetrically arranged on two sides of the middle beam assembly; the single-web small cross beam is of a single-web structure formed by assembling and welding steel plate pieces; the cross section of the L-shaped small cross beam is in an inverted L shape, and the lower wing edge of the L-shaped small cross beam is positioned on one side far away from the wheel;

each group of the sleeper beam assembly comprises two sleeper beams symmetrically arranged on two sides of the middle beam assembly, and the sleeper beams are of a double-web structure formed by assembling and welding steel plate pieces.

The technical means such as the fish belly type box structure, the single/double web plate structure and the like are adopted in the scheme, so that the strength requirements of the railway vehicle with small axle weight and small traction tonnage are met, and the aims of reducing the dead weight of the vehicle body and simplifying the manufacturing process are fulfilled.

Preferably, the center sill assembly comprises a center sill upper cover plate, a center sill lower cover plate and two center sill webs arranged between the center sill upper cover plate and the center sill lower cover plate; the middle beam web plate is wide in the middle and narrow at two ends along the length direction, and forms a variable-section middle beam inner cavity together with the middle beam upper cover plate and the middle beam lower cover plate; a plurality of large long circular holes are formed in the wide position of the web plate of the middle beam, and a circular ring reinforcing plate is welded at the large long circular holes for reinforcement; and a plurality of middle beam clapboards are arranged in the inner cavity of the middle beam. The large-sized long round hole not only can reduce the weight, but also is convenient for the installation and maintenance of vehicle brake system accessories in the inner cavity of the middle beam formed by the middle beam; and the arrangement of the center sill clapboard can improve the integral rigidity of the center sill assembly.

Preferably, the end small beam comprises an end small beam upper cover plate, an end small beam lower cover plate and an end small beam web plate arranged between the end small beam upper cover plate and the end small beam lower cover plate; the upper cover plate of the small end beam at each side of the middle beam assembly is connected with the upper wing edge of the L-shaped end beam through an end beam connecting plate; and the container locking device is arranged at the joint of the side beam assembly and each end cross beam connecting plate.

Preferably, the lower part of the inner side of the L-shaped end beam is provided with two end beam lower reinforcing plates, and a plurality of end beam reinforcing rib plates are arranged between the upper wing edge of the L-shaped end beam and the end beam lower reinforcing plates; two ends of each end beam lower reinforcing plate are respectively connected with the middle beam assembly and the side beam assembly; and a container door stop for preventing the container door from being opened accidentally and an emergency connecting device for temporarily towing a train when the main connecting device fails are arranged on the outer side of the L-shaped end beam.

Preferably, the central beam comprises a central beam upper cover plate, a central beam lower cover plate and a central beam web plate arranged between the central beam upper cover plate and the central beam lower cover plate, and the two central beam upper cover plates on each side of the central beam are connected together through a central beam connecting plate; and two container locking devices are arranged at the joint of each side beam assembly and each central cross beam connecting plate.

Preferably, each single-web small beam comprises a small beam upper cover plate, a small beam lower cover plate and a small beam web arranged between the small beam upper cover plate and the small beam lower cover plate; the upper cover plate of the small cross beam on each side of the middle beam assembly is connected with the upper wing edge of the L-shaped small cross beam through a small cross beam connecting plate; and the container locking device is arranged at the joint of the side beam assembly and each small cross beam connecting plate.

Preferably, each said bolster includes a bolster upper deck, a bolster lower deck and two bolster webs disposed therebetween; the connecting part of the upper sleeper beam cover plate, the middle beam and the side beam is in large arc transition to reduce stress at the connecting part, and a sleeper beam support plate is arranged at the connecting part of the lower sleeper beam cover plate and the side beam to reinforce the connecting part.

Preferably, the two end parts of the middle beam assembly are respectively provided with a group welding type impact seat formed by assembling and welding steel plate pieces. Compared with a cast impact seat, the weight is obviously reduced, a mold is not required to be manufactured, the purchase period is short, and the delivery period can be quickly met.

Preferably, both ends of the middle beam assembly are provided with a front axle hanger plate and a rear axle hanger plate, and a hanger plate reinforcing plate is arranged at the joint of the front axle hanger plate and the rear axle hanger plate and the middle beam assembly for reinforcing. Need in the general transportation handling automobile body and bogie together, adopt extra axletree automobile body connecting device usually, this scheme is direct to be integrated on the well roof beam with the axletree hanger plate, when needs whole car to lift by crane, the bogie and flatcar automobile body are connected to the direct mount U type.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses an add two sets of little crossbeams and constitute and four sets of container locking device, load 1 40ft standard container alone or load 2 ft standard container function simultaneously, realize loading the requirement of 1 ft container alone when keeping former. Meanwhile, the vehicle body is simple in structure, mature in process and convenient to use and maintain.

Drawings

Fig. 1 is a schematic perspective view of a flatcar body according to the present invention.

Fig. 2 is a schematic top view of the flatcar body of fig. 1.

Fig. 3 is a schematic perspective view of the center sill in fig. 1.

FIG. 4 is a schematic view of the center sill assembly of FIG. 3 with the center sill web removed.

Fig. 5 is a schematic perspective view of the sleeper beam of fig. 1.

Fig. 6 is a schematic perspective view of the small and medium cross-beams in fig. 1.

Fig. 7 is a schematic perspective view of the central beam in fig. 1.

Fig. 8 is a schematic perspective view of the end beam cross member shown in fig. 1.

Fig. 9 is a schematic structural diagram of an emergency connection device designed in embodiment 2 of the present invention.

Fig. 10 is an exploded view of the emergency connector of fig. 9.

Fig. 11 and 12 are schematic views of the mounting structure of the emergency connecting device in fig. 9 on the L-shaped end beam.

Fig. 13 is a schematic structural view of two emergency connectors of fig. 9 hooked together.

Fig. 14 is a schematic view of four of the emergency connections of fig. 9 connected between two vehicles.

Wherein:

the structure comprises a center sill assembly 1, an impact seat 1.1, a center sill upper cover plate 1.2, a front axle hanger plate 1.3, a hanger plate reinforcing plate 1.4, a rear axle hanger plate 1.5, a center sill web plate 1.6, a center sill lower cover plate 1.7, an upper center plate 1.9, a circular ring reinforcing plate 1.10 and a center sill clapboard 1.11;

a sleeper beam assembly 2, a sleeper beam upper cover plate 2.1, a sleeper beam lower cover plate 2.2, a sleeper beam web plate 2.3 and a sleeper beam support plate 2.4;

the structure comprises a small beam assembly 3, a small beam upper cover plate 3.1, an L-shaped small beam 3.2, a small beam connecting plate 3.3, a small beam lower cover plate 3.4, a small beam web plate 3.5 and a single web plate small beam 3.6;

the central beam assembly 4, a central beam upper cover plate 4.1, a central beam connecting plate 4.3, a central beam lower cover plate 4.4 and a central beam web plate 4.5;

the container door structure comprises an end beam and cross beam assembly 5, an L-shaped end beam 5.1, a container door stop 5.2, an end beam reinforcing rib plate 5.3, an end beam lower reinforcing plate 5.4, an end small cross beam 5.5, an end small cross beam upper cover plate 5.6, an end small cross beam web plate 5.7, an end small cross beam lower cover plate 5.8, an end cross beam connecting plate 5.9, a fastener mounting hole 5.10 and a main connecting device 5.11;

a container locking device 6, a locking device seat plate 6.1;

the side beam assembly 7;

a fastener 8, a buffer spring 8.1, a special nut 8.2, a connecting hole 8.21, a screw 8.3, a nut 8.4, a washer 8.5, a pin hole 8.6 and a cotter pin 8.7;

the flexible connecting piece 9, the fixed ring 9.1, the hanging ring 9.2, the round-link chain 9.3 and the chain ring 9.31;

a towing hook 10, a tail mounting hole 10.1 and a hook-shaped head 10.2.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

Example 1

As shown in fig. 1 and 2, the railway container flat car body designed in this embodiment includes a center sill assembly 1, two side sill assemblies 7 disposed at two sides of the center sill assembly 1, two end sill cross member assemblies 5 fixed at two ends of the center sill assembly 1 and the two side sill assemblies 7, a central cross member assembly 4 fixed at the middle of the center sill assembly 1 and the two side sill assemblies 7, two small cross member assemblies 3 fixed between the center cross member assembly 1 and the two side sill assemblies 7 and located between the central cross member assembly 4 and the two end sill cross member assemblies 5, and two sleeper beam assemblies 2 fixed between the center sill assembly 1 and the two side sill assemblies 7 and located between the two small cross member assemblies 3 and the same end sill cross member assemblies 5. The middle beam assembly 1, the sleeper beam assembly 2, the small beam assembly 3, the central beam assembly 4, the end beam assembly 5 and the side beam assembly 7 are welded to form a frame structure which is used for bearing a container and bearing longitudinal traction and impact force of a train.

12 sets of container locking devices 6 are arranged on both sides of the vehicle body. Six sets of container locking devices 6 are arranged on each side beam assembly 7, wherein two sets of container locking devices 6 are positioned at the joint of the side beam assembly 7 and the central cross beam assembly 4, two sets of container locking devices 6 are positioned at the joint of the side beam assembly 7 and two sets of end beam cross beam assemblies 5, and the rest two sets of container locking devices 6 are positioned at the joint of the side beam assembly 7 and two sets of small cross beam assemblies 3. The container locking device 6 at the position of the central beam assembly 4 and the container locking device 6 at the position of the two groups of end beam assemblies 5 are used for loading 1 40ft standard container independently or loading 2 20ft standard containers simultaneously, and the container locking device 6 at the position of the two groups of small beams assembly 3 is used for loading 1 20ft container independently. The vertical force of the container locking device 6 is transmitted to the entire frame structure of the vehicle body via the locking device seat plate 6.1 of the container locking device 6.

As shown in fig. 3 and 4, the middle beam is a fish-bellied box-shaped structure formed by assembling and welding steel plates, and has the main advantages that the weight of the car body can be obviously reduced compared with that of a hot-rolled section, and meanwhile, the fish-bellied box-shaped structure is designed to have equal strength and is good in vertical stress and rigidity.

The center sill assembly 1 mainly comprises an impact seat 1.1, a center sill upper cover plate 1.2, a front axle hanger plate 1.3, a hanger plate reinforcing plate 1.4, a rear axle hanger plate 1.5, a center sill web plate 1.6, a center sill lower cover plate 1.7, an upper center plate 1.9, a circular ring reinforcing plate 1.10, a center sill clapboard 1.11 and the like.

The impact seat 1.1 is formed by assembling and welding steel plate pieces and can be connected with an F-shaped coupler. Compared with a cast impact seat, the weight of the assembly welding type impact seat 1.1 is obviously reduced, a mold does not need to be manufactured, the purchase period is short, and the delivery period can be quickly met.

The middle beam lower cover plate 1.7 is formed by connecting a section of steel plate piece with two ends bent upwards in the middle and two sections of straight steel plate pieces with two ends by butt welding, the steel plate pieces with two ends adopt relatively thick steel plates due to large stress, and the steel plate with thin thickness is adopted for small stress in the middle.

The two ends of the middle beam assembly 1 are provided with a front axle hanger plate 1.3 and a rear axle hanger plate 1.5. Front axle hanger plate 1.3 and rear axle hanger plate 1.5 directly weld with well roof beam lower cover plate 1.7 to set up hanger plate reinforcing plate 1.4 in the axle hanger plate position, play the reinforcement. Need in the general transportation handling automobile body and bogie together, adopt extra axletree automobile body connecting device usually, this scheme is direct to be integrated on the well roof beam with the axletree hanger plate, when needs whole car to lift by crane, the bogie and flatcar automobile body are connected to the direct mount U type.

In order to facilitate the installation and maintenance of vehicle brake system accessories in the inner cavity of the center sill assembly 1, 4 large-sized long circular holes are formed in the middle of a center sill web 1.6, and a circular ring reinforcing plate 1.10 is welded on the inner side of each long circular hole for reinforcement. In order to increase the rigidity of the middle beam component 1, a plurality of middle beam partition plates 1.11 are arranged at corresponding positions in the inner cavity of the middle beam and are connected with a middle beam upper cover plate 1.2, a middle beam web plate 1.6 and a middle beam lower cover plate 1.7 through welding.

As shown in fig. 5, each set of the sleeper beam assembly 2 includes two sleeper beams symmetrically disposed on both sides of the center beam assembly, and each sleeper beam mainly includes an upper sleeper beam cover plate 2.1, a lower sleeper beam cover plate 2.2, a sleeper beam web 2.3, and a sleeper beam support plate 2.4. The sleeper beam is also a variable cross-section double-web structure formed by assembling and welding steel plates. The sleeper beam upper cover plate 2.1 is welded with the double sleeper beam web 2.3, and is butt-welded with the middle sleeper beam upper cover plate 1.2 and the upper flange of the side beam 7. In order to reduce the stress of the connecting weld joint of the sleeper beam upper cover plate 2.1, the centre sill upper cover plate 1.2 and the side beam 7, a large arc is arranged at the connecting position of the sleeper beam upper cover plate 2.1, the centre sill upper cover plate 1.2 and the side beam 7 so as to effectively reduce the stress level at the connecting position. The sleeper beam web 2.3 is also welded with the middle beam web 1.6, the side beams 7 and the sleeper beam lower cover plate 2.2. The sleeper beam lower cover plate 2.2 is welded with the centre sill lower cover plate 1.7, the side beam 7 and the support plate 2.4. The sleeper beam support plate 2.4 mainly functions to support the sleeper beam assembly 2 and the side beam 7, so that the structural layout is more reasonable.

As shown in fig. 6, the small beam assembly 3 includes a single-web small beam 3.6, an L-shaped small beam 3.2, and a small beam connecting plate 3.3, wherein the single-web small beam 3.6 mainly includes a small beam upper cover plate 3.1, a small beam lower cover plate 3.4, and a small beam web 3.5. The L-shaped small transverse beam 3.2 is designed L-shaped mainly with respect to the position of the vehicle bogie wheels at this point, in order to avoid interference, and the lower flange of the L-shape is far from the side of the wheels. The small beam web 3.5, the corresponding small beam upper cover plate 3.1 and the small beam lower cover plate 3.4 form an independent single web structure and are connected with the middle beam upper cover plate 1.2, the middle beam web 1.6, the middle beam lower cover plate 1.7 and the side beams 7 in a welding mode. The single-web small beam 3.6 and the L-shaped small beam 3.2 are connected by welding through a small beam connecting plate 3.3, and a locking device seat plate 6.1 is arranged on the small beam connecting plate 3.3 and is used as the installation position and the bearing surface of the container locking device 6. The advantage of adopting single web structure and connecting through the welding of little crossbeam connecting plate 3.3 is that need not increase the connection longeron in addition between two little crossbeams, can satisfy the requirement of little gross rail load on axle, little traction tonnage railway vehicle to reach the mesh that reduces the automobile body dead weight, simplify manufacturing process.

As shown in fig. 7, the central beam assembly 4 includes four central beams and two central beam connection plates 4.3 symmetrically disposed at both sides of the center beam assembly 1. The central beam mainly comprises a central beam upper cover plate 4.1, a central beam lower cover plate 4.4 and a central beam web plate 4.5. The two central beams are connected through a central beam connecting plate 4.3, and a locking device seat plate 6.1 is arranged on the connecting plate 4.3 and is used as the installation position and the bearing surface of the container locking device 6. The central beam upper cover plate 4.1, the central beam web plate 4.5 and the central beam lower cover plate 4.4 are respectively connected with the middle beam upper cover plate 1.2, the middle beam web plate 1.6, the middle beam lower cover plate 1.7 and the side beams 7 in a welding way.

As shown in fig. 8, each set of end beam and cross beam assemblies 5 includes an L-shaped end beam 5.1 and two end small cross beams 5.5 symmetrically disposed on both sides of the center beam assembly 1. The L-shaped end beam 5.1 is provided with an end beam reinforcing rib plate 5.3 and an end beam lower reinforcing plate 5.4. The end small beam 5.5 consists of an end small beam upper cover plate 5.6, an end small beam web plate 5.7 and an end small beam lower cover plate 5.8. The L-shaped end beam 5.1 is provided with a container door shield 5.2, two sides of the L-shaped end beam are respectively provided with one door shield, and the door shields are detachable and can be laid down or completely detached towards the end part of the vehicle according to requirements. The base of the container door shield 5.2 is connected with the L-shaped end beam 5.1 through welding. The L-shaped end beam 5.1 is in an inverted L shape, is welded with the end beam lower reinforcing plate 5.4 and the end beam reinforcing rib plate 5.3, and is welded with the middle beam upper cover plate 1.2, the middle beam web plate 1.6, the middle beam lower cover plate 1.7 and the side beam 7. An end small beam upper cover plate 5.6, an end small beam web plate 5.7 and an end small beam lower cover plate 5.8 of the end small beam 5.5 are respectively connected with a middle beam upper cover plate 1.2, a middle beam web plate 1.6, a middle beam lower cover plate 1.7 and a side beam 7 in a welding mode. The end small beam 5.5 is connected with the L-shaped end beam 5.1 through an end beam connecting plate 5.9 in a welding mode. The locking device base plate 6.1 is arranged above the end beam connecting plate 5.9 as the mounting position and bearing surface of the container locking device 6.

Two emergency connecting devices are arranged on the outer side of each L-shaped end beam 5.1 and are respectively positioned on the left side and the right side of the main vehicle body connecting device 5.11, the two emergency connecting devices are mutually connected and hung on the same side, and when a traction device such as a vehicle coupler fails, the emergency connecting device can play a role in temporarily towing a train.

Example 2

As shown in fig. 9 to 10, this embodiment provides a specific implementation structure of the emergency connecting device used in embodiment 1, including a fastening member 8, a flexible connecting member 9, and a towing hook 10. Wherein:

the fastener 8 is used for connecting the L-shaped end beam 5.1, a buffer spring 8.1 is arranged at the joint of the L-shaped end beam 5.1, and a connecting hole 8.21 is arranged at one end of the L-shaped end beam 5.1.

The first end of the flexible connecting piece 9 is connected with a connecting hole 8.21 of the fastener 8, and a fixing ring 9.1 is arranged at or near the end part of the first end; a hitching ring 9.2 is arranged at or near the second end of the flexible connecting element 9. The tail mounting hole 10.1 of the towing hook 10 is sleeved in the fixing ring 9.1, and the hook-shaped head 10.2 of the towing hook can be hung in the hanging ring 9.2 of another emergency connecting device.

The buffer spring 8.1 is used for buffering the impact generated at the moment of failure of the main connecting device 5.11, and the truncated cone scroll buffer spring 8.1 is adopted in the embodiment. The truncated cone volute spring is mainly characterized by small volume, large load and variable rigidity, and is suitable for the actual requirements of small space, large load and vibration damping and buffering of a railway wagon.

The fastener 8 adopts a sheep eye type bolt which comprises a screw 8.3, a special nut 8.2, a nut 8.4 and a washer 8.5. The end part of the special screw cap 8.2 is provided with a connecting hole 8.21. The cross section of the special nut 8.2 is oblate. The end of the screw 8.3 is provided with a pin hole 8.6 and a split pin 8.7 for preventing the finger nut 8.4 from loosening. The sheep eye type bolt is preferably made of forged pieces, can also be made of cast pieces, and is not allowed to be cut and formed by steel plates.

The flexible connecting element 9 is a round-link chain 9.3 with a plurality of chain links 9.31, wherein, counted from the first end part, the first chain link 9.31 is connected with the connecting hole 8.21 of the fastener 8, the second chain link 9.31 is used as a fixed ring 9.1, and the last chain link 9.31 is used as a hanging ring 9.2. For the connection, the chain ring as the fixing ring 9.1 is an equilateral triangle chain ring, two angles of which are respectively connected with the chain rings 9.31 at two sides, and the third angle is connected with the tail mounting hole 10.1 of the towing hook 10.

A first link 9.31 at the first end of the round-link chain 9.3 is connected into an eyelet of a sheep eye type bolt before seal welding and then welded, and a second link 9.31 (triangular link) is connected into the first link 9.31, a third link 9.31 and a towing hook 10 before seal welding. The size and number of the chain links 9.31 can be adjusted according to the number of the safety chain, and 9 links 9.31 (including triangular chain links) are prepared in the embodiment.

As shown in fig. 11 to 14, the embodiment also provides an installation structure of the emergency connection device, which includes four emergency connection devices arranged between two adjacent vehicles. The four emergency connections are divided into two groups, one on each side of the main connection 5.11 of two adjacent vehicles. The two emergency connecting devices of each group are respectively installed at a fastener installation hole 5.10 reserved on an L-shaped end beam 5.1 of a vehicle through a fastener 8 contained in the emergency connecting device, and meanwhile, the respective towing hooks 10 are respectively hooked on the hooking rings 9.2 of the other side. The specific installation steps of the fastener 8 are as follows: after a screw 8.3 of the sheep-eye-shaped bolt penetrates through a fastener mounting hole 5.10, a buffer spring 8.1 is sleeved on the inner side of the vehicle, a gasket 8.5 is mounted, a nut 8.4 is fastened, and finally a cotter pin 8.7 is mounted in a pin hole 8.6 and split. In order to ensure that the emergency connection device is reliably connected when being installed at the end part of a vehicle, the truncated cone scroll buffer spring 8.1 applies a certain pretightening force through the fastening nut 8.4.

Claims (10)

1. The utility model provides a railway container flatcar automobile body which characterized in that:

the sleeper beam assembly comprises a middle beam assembly (1), two side beam assemblies (7) arranged at two sides of the middle beam assembly (1), two groups of end beam cross beam assemblies (5) fixed at two ends of the middle beam assembly (1) and the two side beam assemblies (7), a group of central cross beam assembly (4) fixed at the middle of the middle beam assembly (1) and the two side beam assemblies (7), two groups of small cross beam assemblies (3) fixed between the middle beam assembly (1) and the two side beam assemblies (7) and positioned between the central cross beam assembly (4) and the two groups of end beam cross beam assemblies (5), and two groups of sleeper beam assemblies (2) fixed between the middle beam assembly (1) and the two side beam assemblies (7) and positioned between the two groups of small cross beam assemblies (3) and the same side end beam cross beam assemblies (5);

six sets of container locking devices (6) are installed on each side beam assembly (7), wherein two sets of container locking devices (6) are positioned at the joint of the side beam assembly (7) and the central cross beam assembly (4), two sets of container locking devices (6) are positioned at the joint of the side beam assembly (7) and the two sets of end beam cross beam assemblies (5), and the rest two sets of container locking devices (6) are positioned at the joint of the side beam assembly (7) and the two sets of small cross beam assemblies (3);

the container locking device (6) at the position of the central beam assembly (4) and the container locking device (6) at the position of the two groups of end beam assemblies (5) are used for loading 1 40ft standard container independently or loading 2 20ft standard containers simultaneously, and the container locking device (6) at the position of the two groups of small beams assembly (3) is used for loading 1 20ft standard container independently.

2. The railway container flatcar body of claim 1, wherein:

the middle beam assembly (1) adopts a fish-bellied box-shaped structure formed by assembling and welding steel plate pieces;

the side beam adopts cold bending channel steel;

each group of the end beam and cross beam assembly (5) comprises an L-shaped end beam (5.1) and two small end beams (5.5) symmetrically arranged on two sides of the middle beam assembly (1); the cross section of the L-shaped end beam (5.1) is inverted L-shaped and is fixed at the end parts of the middle beam assembly (1) and the two side beam assemblies (7); the small end cross beam (5.5) is of a single-web structure formed by assembling and welding steel plate pieces;

the central beam assembly (4) comprises four central beams symmetrically arranged at two sides of the middle beam assembly (1), and the upper parts of the two central beams at each side of the middle beam assembly (1) are connected together through a central beam connecting plate (4.3); the central cross beam is of a single-web structure formed by assembling and welding steel plate pieces;

each group of small beam assembly (3) comprises two single-web small beams (3.6) and two L-shaped small beams (3.2); the two single-web small cross beams (3.6) and the two L-shaped small cross beams (3.2) are respectively and symmetrically arranged on two sides of the middle beam assembly (1); the single-web small cross beam (3.6) is of a single-web structure formed by assembling and welding steel plate pieces; the cross section of the L-shaped small cross beam (3.2) is in an inverted L shape, and the lower wing edge of the L-shaped small cross beam is positioned on one side far away from the wheel;

each group of the sleeper beam assembly (2) comprises two sleeper beams symmetrically arranged on two sides of the middle beam assembly (1), and the sleeper beams are of a double-web structure formed by assembling and welding steel plate pieces.

3. The railway container flatcar body of claim 2, wherein:

the center sill assembly (1) comprises a center sill upper cover plate (1.2), a center sill lower cover plate (1.7) and two center sill web plates (1.6) arranged between the center sill upper cover plate and the center sill lower cover plate; the middle beam web plate (1.6) is wide in the middle and narrow at two ends along the length direction, and forms a variable-section middle beam inner cavity together with the middle beam upper cover plate (1.2) and the middle beam lower cover plate (1.7); a plurality of large long round holes are formed in the wide position of the middle beam web plate (1.6), and a circular ring reinforcing plate (1.10) is welded at the large long round holes for reinforcement; and a plurality of middle beam clapboards (1.11) are arranged in the inner cavity of the middle beam.

4. The railway container flatcar body of claim 2, wherein: the end small beam (5.5) comprises an end small beam upper cover plate (5.6), an end small beam lower cover plate (5.8) and an end small beam web plate (5.7) arranged between the end small beam upper cover plate and the end small beam lower cover plate; an upper cover plate (5.6) of a small end beam at each side of the middle beam assembly (1) is connected with an upper flange of the L-shaped end beam (5.1) through an end beam connecting plate (5.9); and the container locking device (6) is arranged at the joint of the side beam assembly (7) and each end cross beam connecting plate (5.9).

5. The railway container flatcar body of claim 2, wherein: two end beam lower reinforcing plates (5.4) are arranged at the lower part of the inner side of the L-shaped end beam (5.1), and a plurality of end beam reinforcing rib plates (5.3) are arranged between the upper wing edge and the end beam lower reinforcing plates (5.4); two ends of each end beam lower reinforcing plate (5.4) are respectively connected with the middle beam assembly (1) and the side beam assembly (7); the outer side of the L-shaped end beam (5.1) is provided with a container door stop (5.2) for preventing the container door from being opened accidentally and an emergency connection device for temporarily towing a train when the main connection device (5.11) fails.

6. The railway container flatcar body of claim 2, wherein: the central beam comprises a central beam upper cover plate (4.1), a central beam lower cover plate (4.4) and a central beam web plate (4.5) arranged between the central beam upper cover plate and the central beam lower cover plate, and the two central beam upper cover plates (4.1) on each side of the central beam assembly (1) are connected together through a central beam connecting plate (4.3); and two container locking devices (6) are arranged at the joint of the side beam assembly (7) and each central cross beam connecting plate (4.3).

7. The railway container flatcar body of claim 2, wherein: each single-web small beam (3.6) comprises a small beam upper cover plate (3.1), a small beam lower cover plate (3.4) and a small beam web (3.5) arranged between the two; the upper cover plate (3.1) of the small cross beam on each side of the middle beam assembly (1) is connected with the upper wing edge of the L-shaped small cross beam (3.2) through a small cross beam connecting plate (3.3); and the container locking device (6) is arranged at the joint of the side beam assembly (7) and each small cross beam connecting plate (3.3).

8. The railway container flatcar body of claim 2, wherein: each sleeper beam comprises an upper sleeper beam cover plate (2.1), a lower sleeper beam cover plate (2.2) and two sleeper beam webs (2.3) arranged between the upper sleeper beam cover plate and the lower sleeper beam cover plate; the connecting part of the upper sleeper beam cover plate (2.1), the middle beam assembly (1) and the side beam assembly (7) adopts orthodrome transition to reduce the stress of the connecting part, and a sleeper beam support plate (2.4) is arranged at the connecting part of the lower sleeper beam cover plate (2.2) and the side beam to reinforce the connecting part.

9. The railway container flatcar body as claimed in any one of claims 1 to 8, wherein: and the two end parts of the middle beam assembly (1) are respectively provided with a group welding type impact seat (1.1) formed by group welding of steel plate pieces.

10. The railway container flatcar body as claimed in any one of claims 1 to 8, wherein: and the two ends of the middle beam assembly (1) are respectively provided with a front axle hanging plate (1.3) and a rear axle hanging plate (1.5), and a hanging plate reinforcing plate (1.4) is arranged at the joint of the front axle hanging plate and the rear axle hanging plate and the middle beam assembly (1) for reinforcement.

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