CN214607522U - Open wagon underframe - Google Patents
Open wagon underframe Download PDFInfo
- Publication number
- CN214607522U CN214607522U CN202022953041.6U CN202022953041U CN214607522U CN 214607522 U CN214607522 U CN 214607522U CN 202022953041 U CN202022953041 U CN 202022953041U CN 214607522 U CN214607522 U CN 214607522U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- beams
- sleeper
- cross
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an open wagon chassis, include: two end beams, two side beams, two ends of the two side beams are respectively fixedly connected with two ends of the two end beams, so that the two end beams and the two side beams form a rectangular frame, the middle beam is arranged in the rectangular frame, the two ends of the middle beam are fixedly connected with the two end beams, the sleeper beam, symmetrically arranged in the rectangular frames at the two sides of the center sill, two ends of the sleeper beam are respectively connected with the center sill and the side sills, the cross beams, symmetrically arranged in the rectangular frames at the two sides of the center sill, the two ends of the sleeper beam are respectively connected with the center sill and the side sill, the floor is arranged at the upper side of the rectangular frame, the locking device is embedded in the floor, the chassis is designed according to equal strength, the section size of each structure is reasonably designed, the stress performance of the vehicle body structure is improved, the locking device limits the movement of the container, disperses the concentrated load of the container, avoids the permanent damage to the chassis and the vehicle body structure and prolongs the service life.
Description
Technical Field
The utility model belongs to the technical field of the railway equipment, more specifically relates to an open wagon chassis.
Background
The open wagon is a railway wagon which is provided with end walls, side walls and a bottom frame without a roof and is open upwards, and is suitable for loading and transporting coal, ore, wood, steel, sleepers and other bulk granular goods and can also be used for loading and transporting container goods. When the existing general open wagon is used for loading and transporting container cargos, the container cargos are completely weighed and are only located on the floor of the underframe through 4 corner pieces, so that the underframe structure of the open wagon is damaged to different degrees, such as permanent damage of sunken floors, tearing and the like at the corner pieces. The container is placed in the carriage, and because there is no fixing device, the container is easy to move when the vehicle is running, and is easy to cause collision damage to the vehicle end and side wall, and the transverse unbalance loading can occur to affect the running safety of the vehicle. The method can reduce the shifting amount of the container and reduce the damage to the end side wall of the container body, but can not solve the problem of the shifting of the container body from the source, and the reinforcing method wastes materials and increases labor cost.
Correspondingly, the existing open wagon underframe generally comprises a center sill, side sills, sleeper beams, large and small cross beams, a floor and the like, a fixing device and a bearing device which are required when the container is loaded under the working condition are not considered, the underframe structure is not optimally designed according to the actual stress condition on the section size of each structure, the equal strength design is difficult to achieve, and the light weight development requirement of the world railway wagon is not met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gondola car chassis to exist not enough among the prior art, this chassis is according to the design of waiting intensity, and each structure section size of rational design promotes the automobile body structure atress performance to restricted the drunkenness of container through locking device, and the concentrated load of dispersion container avoids permanent damage to chassis and automobile body structure, extension practical life.
In order to achieve the above object, the utility model provides an open wagon chassis, include:
two end beams;
two side beams, wherein two ends of the two side beams are respectively and fixedly connected with two ends of the two end beams, so that the two end beams and the two side beams form a rectangular frame;
the middle beam is arranged in the rectangular frame, and two ends of the middle beam are fixedly connected with the two end beams;
the sleeper beams are symmetrically arranged in the rectangular frames on the two sides of the center sill, and the two ends of the sleeper beams are respectively connected with the center sill and the side sills;
the cross beams are symmetrically arranged in the rectangular frames on the two sides of the center sill, and the two ends of the sleeper beam are respectively connected with the center sill and the side sills;
the floor is arranged on the upper side of the rectangular frame;
the locking device is embedded in the floor, a lock head of the locking device can protrude out of the floor, and the lock head is used for limiting a container placed on the open wagon underframe.
Optionally, the locking device comprises:
a lock seat support;
the lock seat is fixed on the lock seat support, and a cavity is formed in the lock seat;
the sliding chutes are symmetrically arranged on two side walls of the cavity;
the lock head comprises a bottom plate part and a limiting part, the bottom plate part is movably arranged in the cavity, two sides of the bottom plate part are movably connected in the sliding groove through pin shafts, the upper surface of the bottom plate part is not higher than the floor, and the limiting part protrudes out of the floor;
the bearing platforms are symmetrically arranged on two side walls of the cavity, the bearing platforms are close to one end of the cavity, and a rotating groove is formed at the other end in the cavity;
and the baffle is rotatably connected in the rotating groove through a rotating pin.
Optionally, the bolster is a box structure, including:
one end of the sleeper beam upper cover plate is connected with the middle beam, and the other end of the sleeper beam upper cover plate is connected with the side beam;
one end of the sleeper beam lower cover plate is connected with the middle beam, the other end of the sleeper beam lower cover plate is connected with the side beam, and the middle of the sleeper beam lower cover plate is sunken towards the direction close to the sleeper beam upper cover plate;
one ends, close to the center sill, of the upper sleeper beam cover plate and the lower sleeper beam cover plate are provided with reinforcing parts, and the reinforcing parts gradually increase along with the approach of the reinforcing parts to the center sill;
the sleeper beam partition plate is arranged between the sleeper beam upper cover plate and the sleeper beam lower cover plate;
the upper sleeper beam cover plate, the lower sleeper beam cover plate, the middle beam and the side beams form the box-type structure;
a corbel web disposed between the corbel upper cover plate and the corbel lower cover plate
The sleeper beam partition plate is arranged between the sleeper beam webs, and the lower end of the sleeper beam partition plate is connected with the sleeper beam lower cover plate.
Optionally, the sleeper beam web is provided with a first through hole.
Optionally, the center sill comprises:
the supporting beam is arranged between the two end beams, and the cross section of the supporting beam is shaped like a Chinese character 'ji';
the front driven plate seats are arranged at two ends of the supporting beam;
the rear driven plate seats are arranged at two ends of the supporting beam and are positioned between the two front driven plate seats;
the middle beam first lower cover plates are arranged at two ends of the supporting beam and are positioned between the two rear driven plate seats;
the upper center plate is arranged on the support beam and is positioned right above the lower cover plate;
the core plate partition plates are arranged at two ends of the supporting beam and are positioned above the upper core plate;
the center beam second lower cover plate is arranged on the support beam and positioned between the center disc partition plates;
and the center sill clapboard is arranged on the supporting beam and is positioned above the second lower cover plate of the center sill.
Optionally, the cross beam is a bidirectional variable cross-section box structure, including:
one end of the beam upper cover plate is connected with the middle beam, and the other end of the beam upper cover plate is connected with the side beam;
one end of the cross beam lower cover plate is connected with the middle beam, the other end of the cross beam lower cover plate is connected with the side beam, a reinforcing part is arranged at one end, close to the middle beam, of the cross beam lower cover plate, and the reinforcing part gradually increases along with the approach of the cross beam;
the two cross beam webs are arranged between the cross beam upper cover plate and the cross beam lower cover plate, the distance between the two cross beam webs is larger at the middle beam position L1 than at the side beam position L2, and a cross beam partition plate is arranged between the two cross beam webs.
Optionally, the beam web is provided with a second through hole.
Optionally, a wide longitudinal beam is arranged on the lock seat support, and the wide longitudinal beam is fixed on the cross beam.
Optionally, a through hole is formed in the rotating pin, a placing groove is formed in the bottom plate portion of the baffle, one end of the rotating pin penetrates through the placing groove, a circular hole is formed in the upper side wall of the placing groove, and a rivet penetrates through the through hole and the circular hole together.
Optionally, a short cross beam is arranged between the wide longitudinal beam and the middle beam, and a long cross beam is arranged between the middle beam and the side beam.
The utility model provides an open wagon chassis, its beneficial effect lies in:
1. the locking device limits the movement of the container and disperses the concentrated load of the container, thereby avoiding permanent damage to the chassis and the vehicle body structure and prolonging the service life.
2. The locking device has simple structure and convenient operation, can turn up the lock head or arrange the lock head under the floor according to the loading requirement, adapts to the loading of different goods, and improves the practicability.
3. This open wagon chassis, according to the design of constant strength, each structural section size of rational design promotes the automobile body structure atress performance.
4. The open wagon chassis cross beam and the sleeper beam are provided with the pipe hole structures, so that the brake pipe of the vehicle can be conveniently inserted and is easy to assemble.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic perspective view of a truck chassis according to an embodiment of the present invention.
Fig. 2 shows a schematic sectional view a-a of fig. 1 of a gondola car underframe according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a locking device of a truck chassis according to an embodiment of the present invention.
Fig. 4 shows a schematic cross-sectional view B-B of fig. 3 of a truck underframe according to an embodiment of the invention.
Fig. 5 shows a schematic cross-sectional view of the fig. 3C-C of a gondola car chassis according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram illustrating a closed state of a locking device of a truck underframe according to an embodiment of the invention.
Fig. 7 shows a schematic structural diagram of a bolster of a truck underframe according to an embodiment of the invention.
Fig. 8 shows a top view of a bolster of a truck underframe according to an embodiment of the present invention.
Fig. 9 is a schematic structural view of a cross beam of a truck underframe according to an embodiment of the invention.
Fig. 10 shows a top view of a cross member of a truck underframe according to an embodiment of the invention.
Description of reference numerals:
1. an end beam; 2.1, locking seats; 2.2, a baffle plate; 2.3, a lock head; 2.4, riveting; 2.5, a pin shaft; 2.6, rotating the pin; 2.7, a rotary groove; 2.8, a chute; 2.9, a bearing platform; 3. a lock seat support; 4. a bolster; 4.1, an upper cover plate of the sleeper beam; 4.2 sleeper beam web; 4.3, a sleeper beam clapboard; 4.4, a lower cover plate of the sleeper beam; 4.5, a first through pipe hole; 5. a middle beam; 6. a cross beam; 6.1, a beam upper cover plate; 6.2, beam web; 6.3, beam partition plates; 6.4, a lower cover plate of the cross beam; 6.5, a second through pipe hole; 7. a long and small cross beam; 8. a short beam; 9. a floor; 10. a side beam; 11. and (4) wide longitudinal beams.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The utility model provides a gondola car chassis, include:
two end beams;
the two ends of the two side beams are respectively and fixedly connected with the two ends of the two end beams, so that the two end beams and the two side beams form a rectangular frame;
the middle beam is arranged in the rectangular frame, and two ends of the middle beam are fixedly connected with the two end beams;
the sleeper beams are symmetrically arranged in the rectangular frames on the two sides of the middle beam, and the two ends of the sleeper beams are respectively connected with the middle beam and the side beams;
the cross beams are symmetrically arranged in the rectangular frames on the two sides of the center sill, and the two ends of the sleeper beam are respectively connected with the center sill and the side sills;
the floor is arranged on the upper side of the rectangular frame;
the locking device is embedded in the floor, a lock head of the locking device can protrude out of the floor, and the lock head is used for limiting a container placed on the open wagon underframe.
Specifically, the middle beam, the sleeper beam and the cross beam are matched with the floor to share the weight of the cargo, when the container is placed on the floor, the locking device limits the movement of the container, the damage of the container to the underframe and a vehicle body structure is avoided, and meanwhile, the load of the container is reasonably distributed on the underframe.
Optionally, the locking device comprises:
a lock seat support;
the lock seat is fixed on the lock seat support and is provided with a cavity;
the sliding chutes are symmetrically arranged on two side walls of the cavity;
the lock head comprises a bottom plate part and a limiting part, the bottom plate part is movably arranged in the cavity, two sides of the bottom plate part are movably connected in the sliding groove through pin shafts, the upper surface of the bottom plate part is not higher than the floor, and the limiting part protrudes out of the floor;
the bearing platforms are symmetrically arranged on two side walls of the cavity, the bearing platforms are close to one end of the cavity, and a rotating groove is formed at the other end in the cavity;
and the baffle is rotatably connected to the rotating groove through a rotating pin.
Specifically, when the lock is used in a storage state, the baffle is lifted, and the lock head is pushed to a proper position in the direction of the baffle; the pin shaft slides to a proper position in the chute, then the lock head is rotated by taking the pin shaft as a center until the head of the lock head is vertically upward, the lock head is kept in a vertical state and is reversely pushed to reset, the baffle is put down after the reset to prop against the lock head, the displacement of the container is limited by the lock head limiting part, after the locking device is used, the lock head can be turned to a storage state by referring to the method, meanwhile, a reasonable gap is formed between the pin shaft and the chute, the lock head can be located on a bearing platform below the lock head, the bearing platform can transmit the load on the lock head to the lock seat, the pin shaft is protected, and the bearing capacity of the locking device is improved.
In one example, the rotating pin is welded on the baffle plate, the rotating groove is in a long strip shape, and the rotating position of the baffle plate is arranged at one end, far away from the bearing part, in the rotating groove.
Optionally, the bolster is a box structure comprising:
one end of the sleeper beam upper cover plate is connected with the middle beam, and the other end of the sleeper beam upper cover plate is connected with the side beam;
one end of the sleeper beam lower cover plate is connected with the middle beam, the other end of the sleeper beam lower cover plate is connected with the side beam, and the middle of the sleeper beam lower cover plate is recessed towards the approaching direction;
reinforcing parts are arranged at one ends, close to the center sill, of the upper sleeper beam cover plate and the lower sleeper beam cover plate, and the reinforcing parts gradually increase along with the approach of the center sill;
the sleeper beam partition plate is arranged between the sleeper beam upper cover plate and the sleeper beam lower cover plate;
the upper cover plate of the sleeper beam, the lower cover plate of the sleeper beam, the middle beam and the side beams form a box-type structure;
a web plate arranged between the upper cover plate and the lower cover plate
The sleeper beam partition plate is arranged between the sleeper beam webs, and the lower end of the sleeper beam partition plate is connected with the sleeper beam lower cover plate.
Specifically, the reinforcing parts of the upper sleeper beam cover plate, the lower sleeper beam cover plate and the middle beam connecting end are arc transition edges, so that weld cracking caused by stress concentration is reduced, the lower sleeper beam cover plate is designed into an inwards concave C-shaped structure, the space between the underframe part and the bogie side frame is increased, and the underframe part and the side frame are prevented from interfering.
Optionally, the sleeper beam web is provided with a first through hole.
Particularly, waist-shaped holes are formed in the sleeper beam web plates, so that the vehicle brake pipeline can be conveniently installed through the waist-shaped holes.
Optionally, the centre sill comprises:
the supporting beam is arranged between the two end beams, and the cross section of the supporting beam is shaped like a Chinese character 'ji';
the front driven plate seats are arranged at two ends of the supporting beam;
the rear driven plate seats are arranged at two ends of the supporting beam and are positioned between the two front driven plate seats;
the middle beam first lower cover plates are arranged at two ends of the supporting beam and are positioned between the two rear driven plate seats;
the upper center plate is arranged on the support beam and is positioned right above the lower cover plate;
the core plate partition plates are arranged at two ends of the supporting beam and are positioned above the upper core plate;
the center beam second lower cover plate is arranged on the support beam and positioned between the center disc partition plates;
and the center sill clapboard is arranged on the support beam and is positioned above the second lower cover plate of the center sill.
Specifically, the center sill bears the main weight of the container, is connected with other vehicle sections through a front driven plate seat and a rear driven plate seat, and is connected with a vehicle power mechanism through an upper center plate.
Furthermore, two ends of the second lower cover plate of the middle beam are designed to be zigzag, so that the length of a welding seam connected with the large beam is increased, and the stress of the connecting part is reduced.
Optionally, the cross beam is a bidirectional variable cross-section box structure, including:
one end of the beam upper cover plate is connected with the middle beam, and the other end of the beam upper cover plate is connected with the side beam;
one end of the cross beam lower cover plate is connected with the middle beam, the other end of the cross beam lower cover plate is connected with the side beam, a reinforcing part is arranged at one end, close to the middle beam, of the cross beam lower cover plate, and the reinforcing part is gradually enlarged along with the approach of the middle beam;
and the two cross beam webs are arranged between the cross beam upper cover plate and the cross beam lower cover plate, the distance between the two cross beam webs is larger at a middle beam position L1 than at a side beam position L2, and a cross beam partition plate is arranged between the two cross beam webs.
Specifically, the distance between the two cross beam webs is larger than that of the side beam at the L2 at the L1 position of the middle beam so that the cross beams are of an equal-strength structure, the load in the middle of the underframe is more uniformly transferred to the two sides of the underframe, the load borne by the underframe is more uniform, the structural stress is more reasonable, the lower cover plate of the cross beam uses an arc transition edge, and the cracking of welding seams caused by stress concentration is reduced.
Optionally, the beam web is provided with a second through hole.
Particularly, waist-shaped holes are formed in the web plate of the cross beam, so that the vehicle brake pipeline can be conveniently installed.
Optionally, the lock seat support is provided with a wide longitudinal beam, and the wide longitudinal beam is fixed on the cross beam.
Specifically, the lock base is supported and fixed between the wide longitudinal beam and the side beam, and the stability of the locking device is improved.
In one example, the lock base is supported as a pair of rib plates, and two ends of the rib plates are respectively connected with the side beams and the wide longitudinal beam.
Optionally, a through hole is formed in the rotating pin, a placing groove is formed in the bottom plate portion of the baffle, one end of the rotating pin penetrates through the placing groove, a round hole is formed in the side wall of the placing groove, and a rivet penetrates through the through hole and the round hole together.
Specifically, the rivet fixes the rotating pin on the baffle plate through the round hole and the through hole, so that the baffle plate and the rotating pin rotate together.
Optionally, short cross beams are arranged between the wide longitudinal beam and the middle beam, and long and small cross beams are arranged between the middle beam and the side beams.
Specifically, the overall stability of the underframe is improved through the short cross beams and the long and small cross beams.
Examples
As shown in fig. 1 to 10, the present invention provides an open wagon underframe, comprising:
two end beams 1;
two side beams 10, wherein two ends of the two side beams 10 are respectively and fixedly connected with two ends of the two end beams 1, so that the two end beams 1 and the two side beams 10 form a rectangular frame;
the middle beam 5 is arranged in the rectangular frame, and two ends of the middle beam 5 are fixedly connected with the two end beams 1;
the sleeper beams 4 are symmetrically arranged in the rectangular frames at the two sides of the middle beam, and the two ends of the sleeper beams 4 are respectively connected with the middle beam 5 and the side beams 10;
the cross beams 6 are symmetrically arranged in the rectangular frames at the two sides of the center sill, and the two ends of the sleeper beam 4 are respectively connected with the center sill 5 and the side sills 10;
a floor 9 provided on the upper side of the rectangular frame;
the locking device is embedded in the floor 9, a lock head 2.3 of the locking device can protrude out of the floor 9, and the lock head 2.3 is used for limiting a container placed on the open wagon underframe.
In this embodiment, the locking device includes:
a lock base support 3;
the lock seat 2.1 is fixed on the lock seat support 3, and a cavity is formed in the lock seat 2.1;
the sliding chutes 2.8 are symmetrically arranged on two side walls of the cavity;
the lock head 2.3 comprises a bottom plate part and a limiting part, the bottom plate part is movably arranged in the cavity, two sides of the bottom plate part are movably connected in the sliding grooves 2.8 through pin shafts 2.5, the upper surface of the bottom plate part is not higher than the floor 9, and the limiting part protrudes out of the floor 9;
the bearing platforms 2.9 are symmetrically arranged on two side walls of the cavity, the bearing platforms 2.9 are close to one end of the cavity, and a rotating groove 2.7 is formed at the other end in the cavity;
the baffle 2.2 is rotatably connected in the rotary groove 2.7 through a rotary pin 2.6.
In this embodiment, the bolster 4 is a box-type structure including:
a sleeper beam upper cover plate 4.1, wherein one end of the sleeper beam upper cover plate 4.1 is connected with the middle beam 5, and the other end of the sleeper beam upper cover plate 4.1 is connected with the side beam 10;
a sleeper beam lower cover plate 4.4, wherein one end of the sleeper beam lower cover plate 4.4 is connected with the middle beam 5, the other end of the sleeper beam lower cover plate 4.4 is connected with the side beam 10, and the middle part of the sleeper beam lower cover plate 4.4 is sunken towards the direction close to the sleeper beam upper cover plate 4.1;
one ends of the upper sleeper beam cover plate 4.1 and the lower sleeper beam cover plate 4.4, which are close to the center sill 5, are provided with reinforced parts, and the reinforced parts gradually increase along with the approach of the center sill 5;
a sleeper beam partition plate 4.3, wherein the sleeper beam partition plate 4.3 is arranged between the sleeper beam upper cover plate 4.1 and the sleeper beam lower cover plate 4.4;
the upper cover plate 4.1 of the sleeper beam, the lower cover plate 4.4 of the sleeper beam, the middle beam 5 and the side beams 10 form a box-type structure;
a sleeper beam web 4.2, the sleeper beam web 4.2 is arranged between the sleeper beam upper cover plate 4.1 and the sleeper beam lower cover plate 4.4
The sleeper beam partition plate 4.3, the sleeper beam partition plate 4.3 is arranged between the sleeper beam web plates 4.2, and the lower end of the sleeper beam partition plate 4.3 is connected with a sleeper beam lower cover plate 4.4.
In this embodiment, the sleeper web 4.2 is provided with a first through hole 4.5.
In the present embodiment, the center sill 5 includes:
the supporting beam is arranged between the two end beams 1, and the cross section of the supporting beam is shaped like a Chinese character 'ji';
the front driven plate seats are arranged at two ends of the supporting beam;
the rear driven plate seats are arranged at two ends of the supporting beam and are positioned between the two front driven plate seats;
the middle beam first lower cover plates are arranged at two ends of the supporting beam and are positioned between the two rear driven plate seats;
the upper center plate is arranged on the support beam and is positioned right above the lower cover plate;
the core plate partition plates are arranged at two ends of the supporting beam and are positioned above the upper core plate;
the center beam second lower cover plate is arranged on the support beam and positioned between the center disc partition plates;
and the center sill clapboard is arranged on the support beam and is positioned above the second lower cover plate of the center sill.
In this embodiment, the cross beam 6 is a bidirectional variable cross-section box structure, and includes:
the beam upper cover plate 6.1, one end of the beam upper cover plate 6.1 is connected with the middle beam 5, and the other end of the beam upper cover plate 6.1 is connected with the side beam 10;
the lower cross beam cover plate 6.4 is characterized in that one end of the lower cross beam cover plate 6.4 is connected with the middle beam 5, the other end of the lower cross beam cover plate 6.4 is connected with the side beam 10, a reinforcing part is arranged at one end, close to the middle beam 5, of the lower cross beam cover plate 6.4, and the reinforcing part gradually increases along with the approach of the middle beam 5;
two beam webs 6.2 are arranged between the beam upper cover plate 6.1 and the beam lower cover plate 6.4, the distance between the two beam webs 6.2 is larger at the middle beam 5 position L1 than at the side beam 10 position L2, and a beam clapboard 6.3 is arranged between the two beam webs 6.2.
In this embodiment, the beam web 6.2 is provided with a second through hole 6.5.
In the present embodiment, the lock base support 3 is provided with a wide longitudinal beam 11, and the wide longitudinal beam 11 is fixed on the cross beam 6.
In this embodiment, seted up the through-hole on the rotatory round pin 2.5, the standing groove has been seted up to the bottom plate portion of baffle 2.2, and just rotatory round pin 2.5's one end is worn to establish in the standing groove, and the round hole has been seted up to the lateral wall on the standing groove, has run through rivet 2.4 in through-hole and the round hole jointly.
In the embodiment, a short cross beam 8 is arranged between the wide longitudinal beam 11 and the middle beam 5, and a long and small cross beam 7 is arranged between the middle beam 5 and the side beam 10.
To sum up, when the open wagon underframe provided by the utility model is used, taking a standard container as an example, firstly, the container is placed on the floor 9, the container is moved to a proper position, when the container is placed on the floor 9, the middle beam 5, the sleeper beam 4 and the cross beam 6 are matched with the floor 9 to share the weight of goods, the weight of the container is uniformly distributed on the frame, then, the baffle 2.2 at the corresponding position is lifted, and the lock head 2.3 is pushed to the baffle 2.2 direction to a proper position; the pin shaft 2.5 slides to a proper position in the chute 2.8, then the lock head 2.3 is rotated by taking the pin shaft 2.5 as a center until the head part of the lock head is vertically upward, the lock head 2.3 is kept in a vertical state to push the lock head 2.3 in an opposite direction to reset, the baffle 2.2 is put down to prop against the lock head 2.3 after resetting, then the displacement of the container is limited by the limiting part of the lock head 2.3, the locking device limits the movement of the container, the damage of the container to the chassis and the vehicle body structure is avoided, simultaneously, the load of the container is reasonably distributed on the chassis, and the locking device is turned to a storage state according to the method after the container is unloaded.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A gondola car underframe, comprising:
two end beams;
two side beams, wherein two ends of the two side beams are respectively and fixedly connected with two ends of the two end beams, so that the two end beams and the two side beams form a rectangular frame;
the middle beam is arranged in the rectangular frame, and two ends of the middle beam are fixedly connected with the two end beams;
the sleeper beams are symmetrically arranged in the rectangular frames on the two sides of the center sill, and the two ends of the sleeper beams are respectively connected with the center sill and the side sills;
the cross beams are symmetrically arranged in the rectangular frames on the two sides of the center sill, and the two ends of the sleeper beam are respectively connected with the center sill and the side sills;
the floor is arranged on the upper side of the rectangular frame;
the locking device is embedded in the floor, a lock head of the locking device can protrude out of the floor, and the lock head is used for limiting a container placed on the open wagon underframe.
2. The truck chassis of claim 1, in which the latch means comprises:
a lock seat support;
the lock seat is fixed on the lock seat support, and a cavity is formed in the lock seat;
the sliding chutes are symmetrically arranged on two side walls of the cavity;
the lock head comprises a bottom plate part and a limiting part, the bottom plate part is movably arranged in the cavity, two sides of the bottom plate part are movably connected in the sliding groove through pin shafts, the upper surface of the bottom plate part is not higher than the floor, and the limiting part protrudes out of the floor;
the bearing platforms are symmetrically arranged on two side walls of the cavity, the bearing platforms are close to one end of the cavity, and a rotating groove is formed at the other end in the cavity;
and the baffle is rotatably connected in the rotating groove through a rotating pin.
3. The truck chassis of claim 1 in which the bolster is of box-type construction comprising:
one end of the sleeper beam upper cover plate is connected with the middle beam, and the other end of the sleeper beam upper cover plate is connected with the side beam;
one end of the sleeper beam lower cover plate is connected with the middle beam, the other end of the sleeper beam lower cover plate is connected with the side beam, and the middle of the sleeper beam lower cover plate is sunken towards the direction close to the sleeper beam upper cover plate;
one ends, close to the center sill, of the upper sleeper beam cover plate and the lower sleeper beam cover plate are provided with reinforcing parts, and the reinforcing parts gradually increase along with the approach of the reinforcing parts to the center sill;
the sleeper beam partition plate is arranged between the sleeper beam upper cover plate and the sleeper beam lower cover plate;
the upper sleeper beam cover plate, the lower sleeper beam cover plate, the middle beam and the side beams form the box-type structure;
a corbel web disposed between the corbel upper cover plate and the corbel lower cover plate
The sleeper beam partition plate is arranged between the sleeper beam webs, and the lower end of the sleeper beam partition plate is connected with the sleeper beam lower cover plate.
4. The truck chassis of claim 3 in which said bolster web defines a first through hole.
5. The truck chassis of claim 1, in which the center sill comprises:
the supporting beam is arranged between the two end beams, and the cross section of the supporting beam is shaped like a Chinese character 'ji';
the front driven plate seats are arranged at two ends of the supporting beam;
the rear driven plate seats are arranged at two ends of the supporting beam and are positioned between the two front driven plate seats;
the middle beam first lower cover plates are arranged at two ends of the supporting beam and are positioned between the two rear driven plate seats;
the upper center plate is arranged on the support beam and is positioned right above the lower cover plate;
the core plate partition plates are arranged at two ends of the supporting beam and are positioned above the upper core plate;
the center beam second lower cover plate is arranged on the support beam and positioned between the center disc partition plates;
and the center sill clapboard is arranged on the supporting beam and is positioned above the second lower cover plate of the center sill.
6. The truck chassis of claim 1, wherein the cross-member is a bi-directional variable cross-section box-type structure comprising:
one end of the beam upper cover plate is connected with the middle beam, and the other end of the beam upper cover plate is connected with the side beam;
one end of the cross beam lower cover plate is connected with the middle beam, the other end of the cross beam lower cover plate is connected with the side beam, a reinforcing part is arranged at one end, close to the middle beam, of the cross beam lower cover plate, and the reinforcing part gradually increases along with the approach of the cross beam;
the two cross beam webs are arranged between the cross beam upper cover plate and the cross beam lower cover plate, the distance between the two cross beam webs is that the L at the middle beam position is larger than the L at the side beam position, and a cross beam partition plate is arranged between the two cross beam webs.
7. The truck chassis of claim 6, in which said cross-beam web defines a second through-tube aperture.
8. The truck chassis of claim 2, in which said latch bracket supports have wide stringers attached thereto, said wide stringers being attached to said cross members.
9. The truck chassis of claim 2, wherein the rotating pin is provided with a through hole, the bottom plate of the baffle plate is provided with a placing groove, one end of the rotating pin penetrates through the placing groove, the upper side wall of the placing groove is provided with a round hole, and a rivet penetrates through the through hole and the round hole together.
10. The truck chassis of claim 8, wherein short cross beams are provided between the wide longitudinal beams and the center beam, and long and short cross beams are provided between the center beam and the side beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022953041.6U CN214607522U (en) | 2020-12-11 | 2020-12-11 | Open wagon underframe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022953041.6U CN214607522U (en) | 2020-12-11 | 2020-12-11 | Open wagon underframe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214607522U true CN214607522U (en) | 2021-11-05 |
Family
ID=78429612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022953041.6U Active CN214607522U (en) | 2020-12-11 | 2020-12-11 | Open wagon underframe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214607522U (en) |
-
2020
- 2020-12-11 CN CN202022953041.6U patent/CN214607522U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2996020A (en) | Railway car | |
| CA2146709C (en) | A retractable guide assembly for changing the effective width of a railroad freight car container well | |
| CN108674436B (en) | Top cover opening and closing mechanism, car body and hopper car | |
| CN110001695B (en) | Railway piggyback transport vehicle and underframe thereof | |
| CN112158212A (en) | Freight transportation EMUs body structure | |
| CN110884513A (en) | Piggyback transport vehicle | |
| CN210101631U (en) | Gondola car carriage and railway gondola car comprising same | |
| CN209833631U (en) | Railway piggyback transport vehicle and underframe thereof | |
| CN112498398A (en) | Open wagon underframe | |
| CN214607522U (en) | Open wagon underframe | |
| PL196056B1 (en) | Low-platform railway car for glass stands | |
| CN211592556U (en) | Piggyback transport vehicle | |
| CN108556856B (en) | Bottom door opening and closing mechanism, car body and hopper car | |
| CN110254330B (en) | Self-discharging carriage structure with reinforced bottom plate and auxiliary frame | |
| CN108791334B (en) | Bulk cargo transportation hopper car | |
| CN108501967B (en) | Underframe assembly, car body and hopper car | |
| CN201158325Y (en) | Carriage of self-dumping truck | |
| RU74878U1 (en) | WAGON DUMP | |
| CN212401213U (en) | Wagon underframe with large round hole | |
| CN211032557U (en) | Multipurpose transport vehicle frame for coiled materials | |
| US2071620A (en) | Convertible vehicle | |
| US2859709A (en) | Body and underframe structure for mine cars | |
| CN110884508B (en) | Multifunctional flatcar body | |
| CN110254326B (en) | Self-unloading carriage with bottom plate reinforcement, bottom protection and lateral anti-collision | |
| EP3392113B1 (en) | Railway wagon for transporting trucks and method for loading and unloading truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |