CN204077671U - 70t level rail flat car - Google Patents
70t level rail flat car Download PDFInfo
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- CN204077671U CN204077671U CN201420374199.XU CN201420374199U CN204077671U CN 204077671 U CN204077671 U CN 204077671U CN 201420374199 U CN201420374199 U CN 201420374199U CN 204077671 U CN204077671 U CN 204077671U
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- bogie truck
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- 239000000203 mixture Substances 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 241001669679 Eleotris Species 0.000 claims abstract description 7
- 241001236644 Lavinia Species 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims abstract description 6
- 241000251468 Actinopterygii Species 0.000 claims abstract description 4
- 210000001015 abdomen Anatomy 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 10
- 238000007689 inspection Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- MHKWSJBPFXBFMX-UHFFFAOYSA-N iron magnesium Chemical compound [Mg].[Fe] MHKWSJBPFXBFMX-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of railway truck, be specifically related to a kind of 70t level rail flat car, solve the problem that existing rail flat car can not meet load-carrying 70t requirement, provide a kind of 70t level rail flat car, it comprises end door composition, side door forms, underframe forms, coupler and draft gear, bogie truck, coupler and draft gear comprises 17 type hitches and MT-2 type energy disperser, bogie truck is K6 type bogie truck or 25t axle reconstruct posture bogie truck, end door and side door all comprise door-plate, crossbeam, crossbeam is rectangle hollow steel pipe, door-plate is connected with crossbeam bridging type, underframe composition comprises sleeper beam, central sill and curb girder, sleeper beam place arranges the lifting appliance of chain composition, central sill is fish belly shape plate and connecting panel, lower cover assembly welding becomes box type construction.The utility model load-carrying 70t, bicycle load-carrying comparatively N30 type rail flat car increases 40t, and under the condition that Vehicle length is constant, load-carrying capacity comparatively N30 type flatcar improves 133%, greatly improves transport capacity.
Description
Technical field
The utility model belongs to the technical field of railway truck, is specifically related to a kind of 70t level rail flat car.
Background technology
In recent years, under the guidance of building harmonious railway system development strategy, China railways general purpose freight car achieved load-carrying and was regenerated to the complete upgrading of 70t level by 60t level; Existing lorry 120km/h Speed Increased Reformed is attended by the most momentous results.High speed railway construction obtains great achievement, and China has become the country that high-speed railways technology is the most complete, integration capability is the strongest, operation mileage is the longest, running velocity is the highest, building scale is maximum in the world.Along with the develop rapidly of railway transportation technology, that safeguards railway line also proposes higher requirement.As the important transportation equipment of works department, rail flat car has the advantages such as simple, easy to use, the easy maintenance of structure, load-carrying capacity is large, pollution is few, organize into groups with railroad hauling car, for the maintenance repair maintenance of electrification railway contact net, air line working and break service work and transporting material, equipment etc.
At present, the main vehicle of rail flat car that China railways goods transport market uses is N30 type rail flat car, and this car vehicle load is 30t, fill with No. 13 hitches, ST type energy disperser, can not meet the requirement of ten-thousand ton trains traction, cannot carry out permutation marshalling with existing 70t level lorry; Dress Zhuan K2 bogie, can not meet the requirement of load-carrying 70t, and the bad adaptability to high ferro circuit, can not better carry out the maintenance of high ferro circuit; Steel structure of car body primary load-carrying members all adopts Q235A straight carbon steel, poor corrosion resistance.
Summary of the invention
Technical problem to be solved in the utility model:
(1) load-carrying 70t, deadweight are less than 23t;
(2) highest running speed 120 km/h, when speed is 100km/h, can meet the requirement of 10000t combined train so that with 70t general purpose freight car shuffling;
(3) operation of high ferro circuit can better be adapted to;
(4) vehicle structure meets that the collection of 55t/5m is important to be asked, and can connect hang use with operational railway flatcar;
(5) improve the anufacturability of side door, improve the presentation quality of car load;
(6) structure design can realize car load lifting;
(7) improve the decay resistance of vehicle, extend service life and the period of inspection and repair of vehicle.
The utility model adopts following technical scheme to realize:
A kind of 70t level rail flat car, comprise end door composition, side door composition, underframe composition, coupler and draft gear, bogie truck and wind hand brake device, it is characterized in that described coupler and draft gear comprises 17 type hitches and MT-2 type energy disperser, described bogie truck is K6 type bogie truck or 25t axle reconstruct posture bogie truck
Described end door composition comprises end door, and side door composition comprises side door, and end door and side door all comprise door-plate, crossbeam, and crossbeam is rectangle hollow steel pipe, and door-plate is connected with crossbeam bridging type,
Described underframe composition comprises sleeper beam, central sill and curb girder, and sleeper beam place arranges the lifting appliance of chain composition, and central sill is that fish belly shape plate becomes box type construction with connecting panel, lower cover assembly welding, and curb girder is cold bending tank steel structure.
The utility model compared with prior art has following beneficial effect:
(1) load-carrying 70t, bicycle load-carrying comparatively N30 type rail flat car increases 40t, and under the condition that Vehicle length is constant, load-carrying capacity comparatively N30 type flatcar improves 133%, greatly improves transport capacity.
(2) car body carrying structure adopts weather resisting steel, extends period of inspection and repair and the service life of vehicle, improves vehicle degree of utilization;
(3) optimize Automobile structure design, be convenient to inspection and maintenance;
(4) key fitment of bogie truck, wind hand brake device, coupler and draft gear all adopts current 70t level general purpose freight car advanced person, ripe, failure-free technology, convenient on-the-spot utilization, maintenance and maintenance.
(5) 70t is brought up in bicycle load-carrying, and commercial operation speed reaches 120km/h, is the upgraded product of domestic existing rail flat car, has filled up the blank of China's rail flat car in high-speed overload technical field.
(6) dress 25t axle type framework type bogie truck again, can meet and use on universal link, can adapt to again large superelevated curve high ferro circuit and use, the maintenance meeting high ferro circuit uses, to ensure the transportation safety of China Express Railway, there is good social benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model,
Fig. 2 is end, side door structure partial schematic diagram,
Fig. 3 is integral lifting device schematic diagram,
In figure: 1-holds door composition, and 2-side door forms, and 3-underframe forms, 4-coupler and draft gear, 5-bogie truck, 6-wind hand brake device, 7-door-plate, 8-crossbeam, 9-lifting appliance, 10-sleeper beam.
Detailed description of the invention
By reference to the accompanying drawings detailed description of the invention of the present utility model is described further.
70t level rail flat car, as shown in Figure 1, comprise end door composition, side door composition, underframe composition, coupler and draft gear, bogie truck and wind hand brake device, described coupler and draft gear comprises 17 type hitches and MT-2 type energy disperser, described bogie truck is K6 type bogie truck or 25t axle reconstruct posture bogie truck
(1) the utility model adopts lightweight structure design concept, reduces dead weight of vehicle, improves vehicle load, meets that the collection of 55t/5m is important to be asked simultaneously.
(2) the utility model dress zhuan K6 type bogie or 25t axle type framework type bogie truck again, commercial operation speed 120km/h, and the requirement meeting the large superelevated curve operation of high ferro; Wherein 25t axle again type framework type bogie truck be:
A () adopts the welded formula rigid frame of H-shaped, axle box single stage suspension, two stage stiffness spring, hanging-ring type Li Nuoer shock attenuation unit.
B the welded formula rigid frame of () H-shaped adopts Q345GNHL weather resisting steel to be welded, each beam section is box type construction.
C the friction plate of () holder body composition adopts polymer composite, holder body is 45 steel.
D () adopts diameter to be the truck center plate of 375mm, be provided with conductivity type oil-containing nylon cartridge abrasion disc in truck center plate; The diameter of employing LZ50 steel axletree and LM worn profile tread is HESA type wrought steel wheel or the HEZB type carbon steel cast steel wheel of φ 840mm; Adopt 353130B type antifriction-bearing box; Adopt double acting the Constant-Contact Resilient Side Bearings; Foundation brake rigging adopts hanging-ring type single shoe brake, arc brake beam and Novel high friction coefficient synthetic brake shoe; Adopt Ao-Bei magnesium iron lining and supporting No. 45 steel round pins.
(3) the utility model dress is with 17 type hitches, MT-2 type energy disperser, can meet the requirement of 10000t combined train, can realize unconditional shuffling with existing railway lorry.
(4) the main material of the utility model car body all adopts yield strength to be the weather resisting steel of 355Mpa, improves the decay resistance of vehicle.
(5) the utility model opposite end side door structure is optimized design, improves structural reliability and car load presentation quality; For avoiding existing flatcar due to the quality problems that assembly clearance between underframe and end, side door production tolerance and the end caused, side is excessive or interfere with each other, improve the presentation quality of car load, simplified assembling process simultaneously, side door lengthens by 70t level rail flat car, and end door is placed in inside two side doors.
Meanwhile, for the problem of existing door-plate and angle bar elongated butt weld forming quality difference, and comprehensively analyze the structural distortion after welding, opposite end, side door structure are optimized design, improve the structural machinability of end, side door, improve the presentation quality of car load.
A the butt weld of door-plate and crossbeam, column and crossbeam is become fillet weld by (), improve welding usability.
B () end, side door crossbeam adopt square type hollow steel pipe, door-plate and crossbeam adopt bridging arrangement.
C flanging cancelled by () door-plate, simplify manufacture craft.
(6) the utility model arranges integral lifting device, facilitates car load to lift by crane.
At vehicle body bottom frame sleeper beam, place arranges lifting appliance, when car load lifts, by chain composition by bogie truck and car body integral lifting, for convenience of transport and the maintenance of vehicle.
(7) the utility model adopts little curb girder Undercarriage structure, improves row inspection operating condition, facilitates vehicle to use inspection and maintenance.
Central sill adopts 2 H630 × 200 × 13 × 17 × R18 H profile steel to be cut into fish belly shape plate and becomes box type construction with connecting panel, lower cover assembly welding, and curb girder adopts [240 × 80 × 8 cold bending tank steel structures.
Claims (1)
1. a 70t level rail flat car, comprise end door composition, side door composition, underframe composition, coupler and draft gear, bogie truck, it is characterized in that described coupler and draft gear comprises 17 type hitches and MT-2 type energy disperser, described bogie truck is K6 type bogie truck or 25t axle reconstruct posture bogie truck
Described end door composition comprises end door, and side door composition comprises side door, and end door and side door all comprise door-plate, crossbeam, and crossbeam is rectangle hollow steel pipe, and door-plate is connected with crossbeam bridging type,
Described underframe composition comprises sleeper beam, central sill and curb girder, and sleeper beam place arranges the lifting appliance of chain composition, and central sill is that fish belly shape plate becomes box type construction with connecting panel, lower cover assembly welding, and curb girder is cold bending tank steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420374199.XU CN204077671U (en) | 2014-07-05 | 2014-07-05 | 70t level rail flat car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420374199.XU CN204077671U (en) | 2014-07-05 | 2014-07-05 | 70t level rail flat car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204077671U true CN204077671U (en) | 2015-01-07 |
Family
ID=52170414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420374199.XU Expired - Lifetime CN204077671U (en) | 2014-07-05 | 2014-07-05 | 70t level rail flat car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204077671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107848547A (en) * | 2015-07-17 | 2018-03-27 | 叶夫根尼·安德烈耶维奇·阿烈皮 | Eight axle railroad vehicles |
-
2014
- 2014-07-05 CN CN201420374199.XU patent/CN204077671U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107848547A (en) * | 2015-07-17 | 2018-03-27 | 叶夫根尼·安德烈耶维奇·阿烈皮 | Eight axle railroad vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 030024 No. 129 Xinghua West Street, Wan Berlin District, Shanxi, Taiyuan Patentee after: CRRC TAIYUAN CO., LTD. Address before: 030009 Shanxi Province, Taiyuan city Xinghualing District No. 10 Jiefang North Road Patentee before: Taiyuan Rail Traffic Equipment Co., Ltd. |