CN211032554U - Railway transport vehicle set for transporting U-shaped or box-shaped precast beams - Google Patents
Railway transport vehicle set for transporting U-shaped or box-shaped precast beams Download PDFInfo
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- CN211032554U CN211032554U CN201921558659.3U CN201921558659U CN211032554U CN 211032554 U CN211032554 U CN 211032554U CN 201921558659 U CN201921558659 U CN 201921558659U CN 211032554 U CN211032554 U CN 211032554U
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Abstract
The utility model discloses a railway transport vehicle set for transporting U-shaped or box-shaped precast beams, which comprises a plurality of transport units, wherein each transport unit at least comprises two bearing units and a connecting unit; each bearing unit consists of two bearing trolleys and a group of bearing frames, and the bearing frames are positioned above the head and tail ends of the two bearing trolleys and connected with the bearing trolleys; the connecting unit adopts a multifunctional flat car to connect the front bearing unit and the rear bearing unit in parallel to form a transportation unit. The utility model discloses a load-bearing trolley adopts single-end draw beam structure can reduce the vehicle dead weight to the utmost extent, and the coupling hook buffer device that matches AAR standard profile can be hung with most vehicles on the circuit, and the load-bearing frame adopts the type of falling cap structure to effectively reduce the height of train set loading end; the middle part of the train set adopts a multifunctional flatcar or a common flatcar to connect with the bearing trolleys positioned at the two ends of the multifunctional flatcar or the common flatcar, and the train set can be marshalled in a common freight train as the common flatcar after being disassembled to load containers or other goods, thereby improving the utilization rate of the vehicles.
Description
Technical Field
The utility model belongs to the technical field of the design and manufacture of railway transportation equipment, especially, belong to railway transportation vehicle design and manufacture technical field, the railway transportation combination car group of the transportation large-tonnage precast beam among the in particular to railway vehicle.
Background
Along with the rapid development of national economy, U type or box prestressed concrete track roof beam is used in more and more bridge construction, and the load of the current transport T type precast beam car group is 146.3 tons, precast beam span is 32 meters, for the transportation that adapts to large-span, overweight monolithic U type or box prestressed concrete track roof beam, need design and develop a transport capacity is not more than 250 tons, and the span is less than 50 m's U type or box precast beam transport car group.
Disclosure of Invention
To the above problem, the utility model provides a bearing capacity is strong, the loading end is low, loading and unloading are convenient, are applicable to the transport vechicle group of large-span, large-tonnage monolithic U type or box precast beam.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the railway transport vehicle set comprises a plurality of transport units, wherein each transport unit at least comprises two bearing units and a connecting unit; each bearing unit consists of two bearing trolleys and a group of bearing frames, and the bearing frames are positioned above the head and tail ends of the two bearing trolleys and connected with the bearing trolleys; the connecting unit adopts a multifunctional flat car to connect the front bearing unit and the rear bearing unit in parallel to form a transportation unit.
The transportation unit is formed by serially connecting load-bearing units and connecting units which are sequentially connected for transportation to form a transportation vehicle group; or each transport unit is formed into a group by two bearing units and a connecting unit, and a plurality of groups of transport units are connected to form a transport vehicle group.
The bearing trolley consists of an underframe, a coupler buffer device, a brake device and a bogie.
The underframe adopts a fishbone type with a single-end traction beam and a middle beam bearing structure; consists of an end beam, a middle beam, a sleeper beam, side beams and a central cross beam. The end beam is positioned at one end of the underframe provided with the coupler buffer device; the sleeper beam is arranged in parallel close to the end beam, and the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way; the center beam is positioned at the longitudinal middle part of the underframe, and an upper center disc is assembled on the upper surface of the center beam and corresponds to a lower center disc at the center of the end part of the bearing frame; the side beam is parallel to the middle beam and is positioned between the end beam and the sleeper beam; the central beam is positioned at the transverse middle position of the underframe and is welded with the middle beam, and the two sides of the central beam are assembled with roller gap upper side bearings.
The coupler buffer device adopts a single set of coupler buffer device which conforms to AAR standard outline.
The braking device comprises a wind braking device and a hand braking device which meet UIC standards.
The bogie adopts a steel-casting three-piece stable bogie, and has a mature and reliable structure.
The bearing frame consists of a bearing large underframe and a steering wheel.
The large bearing underframe adopts an integral inverted-cap-shaped stressed frame structure and consists of a middle beam, side beams, sleeper beams, cross beams, a central cross beam and a floor. The middle beam is of a double-web variable-section box type structure and is positioned in the longitudinal middle position of the large underframe, the two ends of the middle beam are assembled with lower center plates, and the middle position of the middle beam is assembled with an upper center plate which corresponds to an upper center plate of the bearing trolley and a lower center plate of the steering wheel respectively. The side beam is an I-shaped variable cross-section beam and is positioned on two sides of the large underframe. The sleeper beam is of a double-web uniform-section box structure and is positioned at two ends of the large underframe, and two ends of the sleeper beam are respectively connected with the middle beam and the side beam in an assembling and welding manner. The central beam is positioned at the transverse center of the large underframe, adopts a uniform-section box type structure, and has two ends connected with the middle beam and the side beam in an assembling and welding way. The cross beam is positioned between the sleeper beam and the central cross beam, adopts a uniform-section box-type structure, and has two ends connected with the middle beam and the side beam in an assembling and welding way. The steering wheel is assembled on the upper surface of the lowest part of the inverted-cap-shaped structure, so that the bearing surface is effectively reduced, and the transportation capacity of a vehicle set is effectively improved.
The steering wheel comprises a base and a clamping device. The underframe is of a square honeycomb-shaped cross section structure and is formed by assembling and welding an upper cover plate, a lower cover plate, webs, reinforcing plates and the like, a plurality of groups of webs are assembled and welded between the upper cover plate and the lower cover plate, and the webs are connected by the reinforcing plates to form an integral stress structure. The clamping device is of a multi-freedom three-connecting-rod structure formed by a supporting seat and a pull rod, and the supporting seat is positioned at two ends of the base and is connected with the base in an assembling and welding way; the pull rod assembly is positioned on the inner side of the supporting seat, is connected with the base in an assembling and welding mode, and is connected with the supporting seat rotating shaft.
The multifunctional flat car is positioned in the center of one transportation unit, and the front part and the rear part of the multifunctional flat car are respectively connected with the bearing trolley; the multifunctional flat car consists of a chassis, a braking device, a car coupler buffering device, a spin lock device and a bogie.
The chassis of the multifunctional flat car comprises end beams, sleeper beams, a middle beam, side beams, cross beams and a central cross beam; the end beams are positioned at two ends of the underframe and are provided with car coupler buffering devices; the sleeper beam is arranged in parallel close to the end beam, the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way, and the middle beam is positioned in the middle of the longitudinal direction of the underframe; the side beams are positioned at two sides of the underframe and are parallel to the middle beam; the central cross beam is positioned in the middle of the chassis in the transverse direction and is connected with the middle beam and the side beam in an assembling and welding way; the cross beam is positioned between the sleeper beam and the central cross beam, and the two ends of the cross beam are respectively connected with the side beam and the central beam in an assembling and welding way.
The brake device of the multifunctional flat car comprises a wind brake device which meets the UIC standard; the coupler buffer device adopts a single set of coupler buffer device which conforms to the AAR standard outline; the twist lock device adopts a telescopic twist lock and is arranged at two sides of the end beam, the cross beam and the central cross beam; the bogie adopts a steel-casting three-piece stable bogie.
The utility model has the advantages that:
1. the utility model discloses a bearing trolley adopts single-ended draw beam fishbone type, well roof beam bearing structure's flatcar automobile body, assembles single set of coupling buffer, has not only saved new car acquisition cost, reduces the vehicle dead weight, has reduced the maintenance cost moreover, effectively improves the train set bearing capacity and transportation benefit.
2. The utility model discloses a bear the frame and adopt the whole atress structure's of the type of falling cap big underframe to lower at big underframe sets up the steering wheel, reduces set of cars loading end height, improves the transport capacity, solves precast beam and turns to the problem.
3. The utility model discloses a telescopic twistlock device of multi-functional flatcar equipment, its simple structure. After the train set is disassembled, the train can be marshalled in a common freight train as a common flat train to load containers or other goods, and the utilization rate of the train is improved. The multifunctional flat car can also adopt a common flat car as a connecting unit.
4. The utility model discloses the automobile body is all steel welded structure, and main beam part and plate adopt the resistant atmospheric corrosion steel of high strength to reinforcing corrosion resisting property improves vehicle life, and extension vehicle overhauls the cycle, alleviates maintenance work load and cost of transportation.
5. The utility model discloses an action formula E/F type heavy load standard coupling and supporting buffer and coupler tail frame under according with the AAR standard satisfy heavy freight train's application requirement.
6. The utility model discloses a three major possession stable forms bogies of cast steel, the structure is ripe, improves the reliability of set of cars.
7. The utility model discloses do and arrange car group head and the tail both ends in by 2 or a plurality of bearing unit, constitute with a plurality of linkage unit, the compound mode is nimble, satisfies the transportation requirement of different spans, different weight.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the carrying cart of the present invention;
FIG. 3 is a schematic structural view of the utility model of a load-carrying vehicle frame;
fig. 4 is a schematic structural view of the multifunctional flat carriage of the present invention.
The labels in the figure are: 1-carrying trolley, 2-carrying frame, 3-multifunctional flat car, 4-U-shaped or box-shaped precast beam; 1.1-car coupler buffer device, 1.2-bogie, 1.3-brake device and 1.4-underframe; 2.1-carrying large under frame, 2.2-steering wheel; 3.1-flatcar chassis assembly, 3.2-flatcar brake device, 3.3-spin lock device, 3.4-flatcar bogie and 3.5-flatcar coupler buffer device.
Detailed Description
The present invention will be further described with reference to the following embodiments, which are intended to illustrate the principles of the present invention without limiting the present invention in any way, and the present invention is not beyond the scope of the present invention.
With reference to the attached drawings.
With reference to fig. 1 to 4, the present invention provides a railway transportation vehicle set for transporting U-shaped or box-shaped precast beams, the vehicle set is composed of a plurality of transportation units, each transportation unit at least comprises two bearing units and a connecting unit; each bearing unit consists of two bearing trolleys 1 and a group of bearing frames 2, and the bearing frames 2 are positioned above the head and tail ends of the two bearing trolleys 1 and connected with the bearing trolleys 1; the connecting unit adopts a multifunctional flat car 3 which is connected with the front bearing unit and the rear bearing unit in parallel to form a transportation unit.
The utility model relates to a transportation combination mode, a transportation unit is formed by connecting a bearing unit and a connecting unit which are connected in series for transportation in sequence to form a transportation vehicle group; namely, a bearing unit consisting of two bearing trolleys 1 and a group of bearing frames 2 is connected with a connecting unit consisting of a multifunctional flat car 3 and repeatedly and circularly arranged to form a transportation structure.
The utility model discloses another kind of transportation combination is that every transportation unit constitutes a set ofly, multiunit transportation unit hookup constitutes the transport vechicle group again by two bearing units and a linkage unit. As shown in figure 1, the present example is a connection combination structure as shown in the figure, namely, each bearing unit is composed of two bearing trolleys 1 and a group of bearing frames 2, the connection unit adopts a multifunctional flat car 3 and is connected with front and rear bearing units to form a group of transportation units, and the plurality of groups of transportation units are connected to form a transportation vehicle group.
The bearing trolley 1 is composed of a coupler buffer device 1.1, a bogie 1.2, a brake device 1.3 and an underframe 1.4. The underframe 1.4 adopts a fishbone type single-end traction beam and a center beam bearing structure. Consists of an end beam, a middle beam, a sleeper beam, side beams and a central cross beam. The end beam is positioned at one end of the underframe and is provided with a coupler buffer device 1.1; the sleeper beam is arranged in parallel close to the end beam, and the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way; the center beam is positioned in the longitudinal middle part of the underframe, the upper surface of the center beam is assembled with an upper center plate, and the upper center plate is matched with a lower center plate at the center of the end part of the bearing frame 2 for use; the side beam is parallel to the middle beam and is positioned between the end beam and the sleeper beam; the central beam is positioned at the transverse middle position of the underframe and is welded with the middle beam, and the two sides of the central beam are assembled with roller gap upper side bearings. The coupler buffer device 1.1 adopts a single set of coupler buffer device which conforms to AAR standard outline. The braking device 1.3 comprises a wind braking device and a hand braking device which conform to the UIC standard. The bogie 1.2 adopts a steel-casting three-piece stable bogie, and the structure is mature and reliable.
The bearing frame 2 consists of a bearing large underframe 2.1 and a steering wheel 2.2. The large bearing underframe 2.1 adopts an integral inverted cap type stressed frame structure and consists of a middle beam, a side beam, a sleeper beam, a cross beam, a central cross beam and a floor. The middle beam is of a double-web variable-section box type structure and is positioned in the longitudinal middle position of the large underframe 2.1, the lower center plates assembled at the two ends of the middle beam are correspondingly used with the upper center plate of the bearing trolley, and the upper center plate assembled at the middle position of the middle beam is correspondingly used with the lower center plate of the steering wheel; the side beam is an I-shaped variable cross-section beam and is positioned on two sides of the large underframe 2.1; the sleeper beam is of a double-web uniform-section box type structure, is positioned at two ends of the large underframe 2.1, and is respectively connected with the middle beam and the side beam in an assembly welding manner, the central cross beam is positioned at the transverse center of the large underframe 2.1, and is of a uniform-section box type structure, and two ends of the sleeper beam are connected with the middle beam and the side beam in an assembly welding manner; the cross beam is positioned between the sleeper beam and the central cross beam, adopts a uniform-section box-type structure, and has two ends connected with the middle beam and the side beam in an assembling and welding way. The steering wheel 2.2 is assembled at the lowest part of the inverted cap type structure, so that the bearing surface is effectively reduced, and the transportation capacity of a vehicle set is improved. The steering wheel 2.2 comprises a base, a clamping device and a pull rod. The base adopts square honeycomb section structure, is formed by assembly welding such as upper and lower apron, web, reinforcing plate, and the assembly welding multiunit web between upper and lower apron adopts the reinforcing plate to connect between the web, forms whole atress structure. The clamping device is of a multi-degree-of-freedom three-connecting-rod structure formed by a supporting seat and a pull rod, and the supporting seat is positioned at two ends of the base and is connected with the base in an assembling and welding way; the pull rod is positioned at the inner side of the supporting seat, is connected with the base in an assembling and welding way and is connected with the rotating shaft of the supporting seat. The purpose of fastening the U-shaped/box-shaped precast beam is achieved by adjusting the length of the pull rod.
The multifunctional flat car 3 consists of a flat car underframe 3.1, a flat car braking device 3.2, a spin lock device 3.3, a flat car bogie 3.4 and a flat car coupler buffer device 3.5. The chassis assembly 3.1 of the flat car comprises an end beam, a middle beam, a sleeper beam, a cross beam, a lower side beam, a central cross beam and the like. The end beams are positioned at two ends of the flatcar chassis assembly 3.1; the sleeper beam is arranged in parallel close to the end beam, and the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way; the cross beam is close to the inner side of the vehicle body, the sleeper beams are arranged in parallel, and the two ends of the sleeper beams are connected with the middle beam and the side beam in an assembling and welding way; the middle beam is positioned in the longitudinal middle part of the underframe; the lower side beam is parallel to the middle beam, positioned between the two end beams and connected with the end beams in an assembling and welding way; the central cross beam is positioned at the transverse middle position of the flatcar chassis assembly 3.1 and is connected with the middle beam and the side beam in an assembling and welding mode. The flatcar brake device 3.2 adopts a brake system which accords with UIC standard and mainly comprises a control valve, a brake adjuster, a brake cylinder and the like. The twist lock device 3.3 adopts a telescopic twist lock. The flatcar bogie 3.4 adopts a steel-casting three-piece stable bogie. The flat car coupler buffer device 3.5 adopts a coupler buffer device which conforms to AAR standard outline.
The utility model discloses an above is the optimal mode, probably utilize to the designer in this design field the utility model discloses the moist decorations of forms such as name modification, mounted position change, material improvement, structural shape optimization are done to the principle, and any moist decorations and optimization on this basis are all in the utility model discloses in the protection range.
Claims (10)
1. The utility model provides a railway transport vehicle group of transportation U type or box precast beam which characterized in that: the train set consists of a plurality of transportation units, and each transportation unit at least comprises two bearing units and a connecting unit; each bearing unit consists of two bearing trolleys and a group of bearing frames, and the bearing frames are positioned above the head and tail ends of the two bearing trolleys and connected with the bearing trolleys; the connecting unit adopts a multifunctional flat car to connect the front bearing unit and the rear bearing unit in parallel to form a transportation unit.
2. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 1, wherein: the transportation unit is formed by serially connecting load-bearing units and connecting units which are sequentially connected for transportation to form a transportation vehicle group; or each transport unit is formed into a group by two bearing units and a connecting unit, and a plurality of groups of transport units are connected to form a transport vehicle group.
3. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 2, wherein: the bearing trolley consists of an underframe, a coupler buffer device, a brake device and a bogie.
4. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 3, wherein: the underframe of the bearing trolley adopts a fishbone type with a single-end traction beam and a middle beam bearing structure; consists of an end beam, a middle beam, a sleeper beam, a side beam and a central cross beam; the end beam is positioned at one end of the underframe provided with the coupler buffer device; the sleeper beam is arranged in parallel close to the end beam, and the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way; the center beam is positioned at the longitudinal middle part of the underframe, and an upper center disc is assembled on the upper surface of the center beam and corresponds to a lower center disc at the center of the end part of the bearing frame; the side beam is parallel to the middle beam and is positioned between the end beam and the sleeper beam; the central beam is positioned at the transverse middle position of the underframe and is welded with the middle beam, and the two sides of the central beam are assembled with roller gap upper side bearings.
5. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 3, wherein: the coupler buffer device adopts a single set of coupler buffer device which conforms to the AAR standard outline; the braking device comprises a wind braking device and a hand braking device which meet UIC standards; the bogie adopts a steel-casting three-piece stable bogie.
6. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 2, wherein: the bearing frame consists of a bearing large underframe and a steering wheel.
7. A railway carriage train for transporting U-shaped or box-shaped precast beams according to claim 6, wherein: the large bearing underframe adopts an integral inverted cap type stressed frame structure and consists of a middle beam, side beams, sleeper beams, cross beams, a central cross beam and a floor; the middle beam is of a double-web variable cross-section box type structure and is positioned in the longitudinal middle position of the large underframe, the two ends of the middle beam are assembled with lower center plates, and the middle position of the middle beam is assembled with an upper center plate which respectively corresponds to an upper center plate of the bearing trolley and a lower center plate of the steering wheel; the side beam is an I-shaped variable cross-section beam and is positioned on two sides of the large underframe; the sleeper beam is of a double-web uniform-section box type structure and is positioned at two ends of the large underframe, and two ends of the sleeper beam are respectively connected with the middle beam and the side beam in an assembling and welding manner; the central cross beam is positioned at the transverse center of the large underframe, adopts a uniform-section box type structure, and has two ends connected with the middle beam and the side beam in an assembling and welding way; the cross beam is positioned between the sleeper beam and the central cross beam, adopts a uniform-section box-type structure, and has two ends connected with the middle beam and the side beam in an assembling and welding way; and a steering wheel is assembled on the upper surface of the lowest part of the inverted cap structure and used for lowering the bearing surface.
8. A railway carriage train for transporting U-shaped or box-shaped precast beams according to claim 6, wherein: the steering wheel comprises a base and a clamping device; the underframe adopts a square honeycomb-shaped cross section structure and is formed by assembling and welding an upper cover plate, a lower cover plate, webs, reinforcing plates and the like, a plurality of groups of webs are assembled and welded between the upper cover plate and the lower cover plate, and the webs are connected by the reinforcing plates to form an integral stress structure; the clamping device is of a multi-freedom three-connecting-rod structure formed by a supporting seat and a pull rod, and the supporting seat is positioned at two ends of the base and is connected with the base in an assembling and welding way; the pull rod assembly is positioned on the inner side of the supporting seat, is connected with the base in an assembling and welding mode, and is connected with the supporting seat rotating shaft.
9. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 2, wherein: the multifunctional flat car is positioned in the center of one transportation unit, and the front part and the rear part of the multifunctional flat car are respectively connected with the bearing trolley; the multifunctional flat car consists of a chassis, a braking device, a car coupler buffering device, a spin lock device and a bogie.
10. A railway carriage train for transporting U-shaped or box-shaped precast beams as claimed in claim 9, wherein: the chassis of the multifunctional flat car comprises end beams, sleeper beams, middle beams, side beams, cross beams and central cross beams; the end beams are positioned at two ends of the underframe and are provided with car coupler buffering devices; the sleeper beam is arranged in parallel close to the end beam, the two ends of the sleeper beam are respectively connected with the side beam and the middle beam in an assembling and welding way, and the middle beam is positioned in the middle of the longitudinal direction of the underframe; the side beams are positioned at two sides of the underframe and are parallel to the middle beam; the central cross beam is positioned in the middle of the chassis in the transverse direction and is connected with the middle beam and the side beam in an assembling and welding way; the cross beam is positioned between the sleeper beam and the central cross beam, and the two ends of the cross beam are respectively connected with the side beam and the central beam in an assembling and welding way.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921558659.3U CN211032554U (en) | 2019-09-19 | 2019-09-19 | Railway transport vehicle set for transporting U-shaped or box-shaped precast beams |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921558659.3U CN211032554U (en) | 2019-09-19 | 2019-09-19 | Railway transport vehicle set for transporting U-shaped or box-shaped precast beams |
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| CN211032554U true CN211032554U (en) | 2020-07-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450796A (en) * | 2019-09-19 | 2019-11-15 | 中车眉山车辆有限公司 | It is a kind of to transport U-shaped or box-shaped precast beam rail transporter group |
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2019
- 2019-09-19 CN CN201921558659.3U patent/CN211032554U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450796A (en) * | 2019-09-19 | 2019-11-15 | 中车眉山车辆有限公司 | It is a kind of to transport U-shaped or box-shaped precast beam rail transporter group |
| CN110450796B (en) * | 2019-09-19 | 2024-03-19 | 中车眉山车辆有限公司 | Railway transportation train unit for transporting U-shaped or box-shaped precast beams |
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