CN201566622U - 80t level coal hopper wagon - Google Patents
80t level coal hopper wagon Download PDFInfo
- Publication number
- CN201566622U CN201566622U CN 200920255099 CN200920255099U CN201566622U CN 201566622 U CN201566622 U CN 201566622U CN 200920255099 CN200920255099 CN 200920255099 CN 200920255099 U CN200920255099 U CN 200920255099U CN 201566622 U CN201566622 U CN 201566622U
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- coal hopper
- wagon
- level coal
- car body
- bottom door
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Abstract
The utility model belongs to a railway wagon, in particular to an 80t level coal hopper wagon which solves the problem that the existing coal hopper wagon can not meet the requirement of the development of the sequence of the railway transportation for passengers and goods. The 80t level coal hopper wagon comprises a wagon body, a bottom door, a bottom door opening-closing mechanism, a braking mechanism, a bogie and a train coupler cushioning device. The wagon body comprises a bottom frame, an end wall, a side wall, a hopper and the like, wherein the shape of the cross section of the side wall is 'J'. The 80t level coal hopper wagon can improve the transportation capacity under the existing condition of the railway, relieve the condition of tense transportation, adequately meet the requirements of users on the special hopper wagon for coal transportation such as large carrying capacity, high intensity, high unloading efficiency and the like; in addition, the 80t level coal hopper wagon has the characteristics of convenient and safe operation and good labor condition, and the like.
Description
Technical field
The utility model belongs to railway truck, is specifically related to a kind of 80t level coal hopper car.
Background technology
According to Mid-term and Long-term Plan of the Railway Network and " the medium-term and long-term development program of comprehensive traffic net ", to reach more than 120,000 kilometers to the year two thousand twenty China railways mileage, the main busy trunk lines of China railways will progressively realize separating lines for passenger and freight, complex line rate and electrization rate all reach 50%, form ten big ability Coal Transport passages such as the Qun Dynasty, Hou Yue.And domestic existing coal hopper car can not satisfy the needs that separate lines for passenger and freight back railway transportation development.
There is following problem in domestic existing coal hopper car:
1) traveling portion adopts the heavy following bogie truck of 25t axle, and vehicle load can not surpass 70t, all can not satisfy the shipping requirement of load-carrying 80t, overall trip speed 120km/h simultaneously, can not adapt to separate lines for passenger and freight back railway transportation development need.
2) the side wall section all adopts straight structure, and the funnel volume is not more than 75m
3
3) the metal wear material is generally used at the abrasion position, adopts welding connecting mode, and is not easy to assemble, is inconvenient to check that the maintainability of vehicle is poor, can not adapt to freedom from repairs, change part and repair, enlarge the requirement that the enforcement state is repaiied.
Welding process when not taking into full account batch manufacturing when 4) having the coal hopper car structure design now can not adapt to automation, semi-automatic welding process.
5) the parts commercialized degree of existing coal hopper car bottom door opening and closing mechanism is lower, assembles afterwards earlier during fabrication and paints, and presentation quality is relatively poor.
6) existing coal hopper car is inconvenient to adjust the length of length top thick stick and cylinder lever connecting rod in utilization.
7) control cock and the empty and load limiting valve of existing coal hopper car brake system adopt split type installation, no integral protection device; The reliability of brake component and filter dirt poor performance; The installation of brake cylinder does not have locking and the slip-off preventing performance; Lock transfer device dustproof, anticorrosion, wear resisting property is relatively poor, the control stalk strained condition is bad; Forward and backward brake lever and upright lever are whole dull and stereotyped pattern, and it is bigger to conduct oneself with dignity, and profile is not attractive in appearance; Top rod adopts the two-piece type drawhead, and force-bearing situation is poor, is easy to generate crackle.
8) existing coal hopper car wind keyholed back plate road device employing maneuvering valve and feed valve can not satisfy integrated, modularization installation requirement.
9) existing coal hopper car retarder leak tightness is relatively poor, influences the lubricated and life-span of part in the casing; The antifriction-bearing box damage rate at worm screw two ends is higher, and the retarder overall aesthetics is relatively poor, and retarder handwheel anti-theft is relatively poor.
Summary of the invention
Coal hopper car can not satisfy passenger-cargo problem of dividing the needs of railway transportation development successively to the utility model in the prior art in order to solve, and a kind of 80t level coal hopper car is provided.
The utility model adopts following technical scheme to realize:
80t level coal hopper car is made up of car body, bottom door, bottom door opening and closing mechanism, brake system, bogie truck and coupler and draft gear.Car body is made up of underframe, headwall, side wall and funnel etc., being shaped as of side wall section ") ".Car body adopts high-strength weathering steel, and the detouchable wearing plate is equipped with at the abrasion position of car body, and wearing plate is provided with the permanent sign of limit of wear.
The first paint afterwards of bottom door opening and closing system of the present utility model assembled, and length push rod and cylinder lever connecting rod are respectively equipped with adjusts length and fastening positive minus thread.
Brake system of the present utility model, forward and backward brake lever and upright lever are the solid forging structure, the drawhead of the top rod of brake system is an integral structure.Control cock and empty and load limiting valve adopt integrated installation in addition, and have the integral protection device, and wind brake piping device adopts the novel combination type control cock, and adorn with the fast holding pipe joint of compression type.
The utlity model has following beneficial effect:
1, the utility model can improve freight-transport capacity under the railway existence conditions, alleviate the situation of prerssure on transport, satisfy fully that the user is big to Coal Transport special funnel vehicle load, intensity is high, the high requirement of the efficient of unloading, and have characteristics such as operation light safety, labor condition are good, be the renewal product of domestic existing coal hopper car.When train traction gross weight 6000t (by the regulation of " Major Technical Policies of Railways ", the station is to hair line effective length 1050m), a train marshalling list number is 46, and the vehicle length overall is 699.2m, than the short 64m of 763.2m of domestic existing KM70 moulded coal charcoal hopper car; When train traction gross weight 10000t (station is to hair line effective length 1700m), a train marshalling list number is 93, and the vehicle length overall is 1413.6m, than the short 112.8m of 1526.4m of KM70 moulded coal charcoal hopper car.Calculate by effective length of station line 1050m, maximum vehicle marshalling quantity is 69, and train traction tonnage 7452t increases capacity 7% than KM70 moulded coal charcoal hopper car; The effective length of station line 850m that presses the freight train of domestic 4000t level calculates, and maximum vehicle marshalling quantity is 56, and train traction tonnage 6048t increases capacity 7% than KM70 moulded coal charcoal hopper car; By identical marshalling quantity, increase capacity 14% than KM70 moulded coal charcoal hopper car.
2, the utility model widespread use high strength, high abrasion, ageing-resistant novel metalloid material.At wedge, cartridge, side bearing, chute, adopt high molecular synthetic material across positions such as beam, idler pulley and coupler carrier, hook tail frame supporting plate, phase buffer casings.
3, non-metal or metal wear resistant material are used in abrasion positions such as car body, bogie truck and coupler and draft gear, adopt non-weldability connection mode, easy to disassemble and assemble, be provided with the permanent sign of limit of wear, the convenient inspection, improve the maintainability of vehicle, adapt to freedom from repairs, change part and repair, enlarge the requirement that the enforcement state is repaiied, improved the vehicle service efficiency.
4, dress heavily descends cross-braced bogie with the 27t axle, can effectively reduce the application force between wheel track, reduces the each several part abrasion, can realize the freedom from repairs management, significantly reduces maintenance workload, significantly reduces the recondition expense of vehicle, improves vehicle operation efficient.
The utility model adopts E level steel 17 type high strength hitches and MT-2 type energy disperser in addition, satisfies ten thousand tons of train traction requirements, improves the reliability of service of coupler and draft gear simultaneously, solves inertial mass problems such as hitch separation, the too fast abrasion of hook tongue.Also adopt novel drop-gear box, improved sealing property, improved lubricated environment, prolonged service life, reduced the daily maintenance expense.New type speed reducer has been inherited the advantage of existing retarder, and solved the problem that existing retarder comes out application from structure design, improved the theftproof performance of retarder sealing property and handwheel, improved the service life of worm screw two ends antifriction-bearing boxs, alleviate deadweight simultaneously, improved the commercialized degree of product.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Fig. 2 is the lateral plan of Fig. 1
Fig. 3 is the striker scheme drawing with detachable wearing plate
Fig. 4 is the center filler scheme drawing of detachable wearing plate
Fig. 5 is a die forging brake lever scheme drawing
Among the figure: the 1-underframe, the 2-funnel is formed, 3-bottom door, 4-side wall, 5-bottom door opening and closing mechanism, 6-headwall, 7-brake system, 8-coupler and draft gear, 9-bogie truck
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described further.
80t level coal hopper car comprises car body, bottom door, bottom door opening and closing mechanism, bogie truck, brake system and coupler and draft gear, and car body comprises underframe, headwall, side wall and funnel etc.
1, adopt the new car body structure, being shaped as of side wall section ") " the deformation cross section structure, increase the vehicle loading volume, improve vehicle load, convenient simultaneously utilization and maintenance.Bottom door opening and closing mechanism adopts the top locking-type, and two-stage transmission, both sides unloading mode adapt to the ground unloading equipment.
2, by the optimization of car body analysis of Fatigue-life and structure, alleviate the car body deadweight, make load-carrying reach 80 tons, deadweight is no more than 27 tons, and every linear meter(lin.m.) heavily is not more than 8t/m, satisfies existing line utilization condition.Adopt the 3D solid design means to carry out three-dimensional solid modeling, simulation assembling, interference checking, analysis of mechanism etc., guarantee designing quality.Overall structure is carried out light-weight design, realize, guarantee that vehicle alleviates deadweight satisfying under the prerequisite of performance the simplifying of car body parts, integration and lighting.
3, for guaranteeing the fatigue life and the long term reliability thereof of car body welded structure (the especially joint of manual arc welding), car body materials adopts the Q450NQR1 high-strength weathering steel, and its welding characteristic can satisfy the requirement of coal hopper car butt junction intensity and reliability.Simultaneously, the application reliability design concept by finite element analysis, is optimized design to the connecting joint at big stress position, improves distribution of stress, reduces the node stress value, improves structural reliability and integrated carrying intensity.The vehicle strength at repeated alternation is assessed in order to avoid intersecting weld seam and short weld seam that must manual welding as far as possible car body according to normal weld structural fatigue performance datas such as the loading spectrum of AAR M-1001 " lorry manufactures and designs standard " regulation and AAR, BS, IIW fatigue life, adopts as far as possible that long straight weld structure is beneficial to automation, semi-automation is welded.Welding process when taking into full account batch manufacturing when structure design is optimized car body welded structure and connection mode thereof, reaches to reduce manual welding when assembly welding, adapts to the purpose of automation, semi-automatic welding process.The design of body part can be simplified assembling and welding process helping improving as far as possible on the basis of strength of joint, optimize accessory and car body connection structure simultaneously, with the reliability of raising local structure.
4, adopt E level steel 17 type high strength hitches (the minimum load at failure of hitch is 3430kN), 17 type forging hook tail frames and HM-1 type energy disperser, adapt to the requirement that train dynamics is concentrated 10,000 tons of gross load hauleds.The intensity of vehicle, rigidity meet the requirement of TB/T1335-1996 " standard is identified in railway vehicle Intensity Design and test ", wherein, longitudinal loading is carried out ten thousand tons of train longitudinal force appraisal standards, promptly the first operating mode longitudinal stretching power is 1780kN, compressive force is 1920kN, and the vertical compressive force of second operating mode is 2500kN.
5, adopt the 27t axle heavily to descend cross-braced bogie, wheel adopts HFS type or HFZ type wheel, and axletree adopts RF2 type axletree, adopts the new-type rolling bearing; The heavy bogie truck of car body project organization and 27t axle is complementary, body gravity height (gravity center height of wagon loaded is no more than 2m) satisfies the dynamic performance requirement, heavily descend the dynamic performance of cross-braced bogie to carry out analytical calculation and road test to the car load dress with the 27t axle, make commercial operation speed reach 120km/h, satisfy the railway speed-raising truck needs.
6, non-metal or metal wear resistant material are used in abrasion positions such as car body, bogie truck and coupler and draft gear, adopt non-weldability connection mode, easy to disassemble and assemble, be provided with the permanent sign of limit of wear, the convenient inspection, improve the maintainability of vehicle, adapt to freedom from repairs, change part and repair, enlarge the requirement that the enforcement state is repaiied, improve the vehicle service efficiency.Widespread use high strength, high abrasion, ageing-resistant novel metalloid material in design.At wedge, cartridge, side bearing, chute, adopt high molecular synthetic material across positions such as beam, idler pulley and coupler carrier, hook tail frame supporting plate, phase buffer casings.
7, brake system meets (2006) No. 179 file principles and requirements of fortune loading truck.Control cock and empty and load limiting valve adopt integrated installation, and have the integral protection device; Improve the reliability and the filter dirt performance of brake component; Brake system and the unconditional shuffling of existing freight car braking machine do not change the locomotive control custom; The installation of brake cylinder has locking and the slip-off preventing performance; Improve lock and transfer dustproof, anticorrosion, the wear resisting property of device, improve the control stalk strained condition; Foundation brake rigging adopts L-B type composite brake beam, solid forging brake lever, middle pull bar, lower link, and forward and backward brake lever and upright lever are the solid forging pattern; Top rod adopts whole drawhead to improve its force-bearing situation; For improving the leak tightness and the reliability of service of adaptor union, the wind brake piping is adorned with the fast holding pipe joint of compression type.Wind keyholed back plate road device adopts the novel combination type control cock, and the Performance And Reliability that develops skill satisfies integrated, modularization installation requirement, improves whole theftproof performance, prolongs the period of inspection and repair, and adaptive state is repaiied the requirement of mode; Wind keyholed back plate road dress improves sealing property with the fast holding pipe joint of compression type.
8, improve the commercialized degree of bottom door opening and closing mechanism parts, realize paint back stack-mounted requirement earlier.Length top thick stick and cylinder lever connecting rod adopt positive left-hand thread nut to adjust fastening means, and convenient utilization, maintenance and maintenance improve theftproof performance simultaneously.
9, adopt new type speed reducer, improve its sealing property and reliability of service.In order to improve the leak tightness of retarder, cancel the felt sealing of adopting in existing input shaft of speed reducer, output shaft and bearing air cover cooperation place, adopt skeleton type lips rubber oil sea, structure to bearing air cover is changed accordingly, input shaft, output shaft and oil sealed matching allowance are elected 0.5～0.8mm as, reach periphery between the binding face of bearing cap shim and case lid and casing and smear sealant when assembling; Improve the nearest bearing position of worm screw range hadn wheel, reduce the cantilever end of worm screw, improve the stability of worm shaft, improve its strained condition, thereby improve the service life of worm screw upper/lower terminal antifriction-bearing box; Reduce the wasted space of reduction case, box shape adopts the great circle arc structure as far as possible, makes arrangement of parts compact more, reasonable, has alleviated box weight, and has improved the aesthetic property of box shape.
Claims (4)
1. 80t level coal hopper car, comprise car body, bottom door (3) and bottom door opening and closing mechanism (5), bogie truck (9) and brake system (7) and coupler and draft gear (8), car body comprises underframe (1), headwall (6), side wall (4) and funnel composition (2), it is characterized in that be shaped as ") of side wall (4) section " the shape structure.
2. 80t level coal hopper car according to claim 1 is characterized in that car body adopts high-strength weathering steel, and the detouchable wearing plate is equipped with at the abrasion position of car body, and wearing plate is provided with the permanent sign of limit of wear.
3. 80t level coal hopper car according to claim 1 and 2 is characterized in that the length push rod of bottom door opening and closing system (5) and cylinder lever connecting rod adjustable length are also fastening.
4. 80t level coal hopper car according to claim 3 is characterized in that the forward and backward brake lever of brake system (7) and upright lever are the solid forging structure, and the drawhead of the top rod of brake system is an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920255099 CN201566622U (en) | 2009-12-19 | 2009-12-19 | 80t level coal hopper wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920255099 CN201566622U (en) | 2009-12-19 | 2009-12-19 | 80t level coal hopper wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201566622U true CN201566622U (en) | 2010-09-01 |
Family
ID=42658909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920255099 Expired - Lifetime CN201566622U (en) | 2009-12-19 | 2009-12-19 | 80t level coal hopper wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201566622U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556087A (en) * | 2011-12-30 | 2012-07-11 | 太原轨道交通装备有限责任公司 | Bottom door opening and closing mechanism for railway coal hopper car |
| CN106142496A (en) * | 2015-04-23 | 2016-11-23 | 上海久通塑胶制品有限公司 | A kind of socket-type plastic tube fusion splicing devices of pressure pumped (conveying) medium |
| CN112706742A (en) * | 2020-12-15 | 2021-04-27 | 神华铁路装备有限责任公司 | Brake cylinder monitoring device and system and 25t axle load aluminum alloy coal hopper car |
-
2009
- 2009-12-19 CN CN 200920255099 patent/CN201566622U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556087A (en) * | 2011-12-30 | 2012-07-11 | 太原轨道交通装备有限责任公司 | Bottom door opening and closing mechanism for railway coal hopper car |
| CN102556087B (en) * | 2011-12-30 | 2015-03-18 | 太原轨道交通装备有限责任公司 | Bottom door opening and closing mechanism for railway coal hopper car |
| CN106142496A (en) * | 2015-04-23 | 2016-11-23 | 上海久通塑胶制品有限公司 | A kind of socket-type plastic tube fusion splicing devices of pressure pumped (conveying) medium |
| CN112706742A (en) * | 2020-12-15 | 2021-04-27 | 神华铁路装备有限责任公司 | Brake cylinder monitoring device and system and 25t axle load aluminum alloy coal hopper car |
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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 No. 10 Jiefang North Road, Shanxi, Taiyuan Patentee before: Taiyuan Rail Traffic Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100901 |
|
| CX01 | Expiry of patent term |