CN201882105U - Novel welding framework type steering frame - Google Patents
Novel welding framework type steering frame Download PDFInfo
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- CN201882105U CN201882105U CN 201020689840 CN201020689840U CN201882105U CN 201882105 U CN201882105 U CN 201882105U CN 201020689840 CN201020689840 CN 201020689840 CN 201020689840 U CN201020689840 U CN 201020689840U CN 201882105 U CN201882105 U CN 201882105U
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- curb girder
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Abstract
The utility model belongs to the technical field of railway wagon steering frames, in particular to a novel welding framework type steering frame, which meets the requirements of special subway engineering vehicles and comprises wheel pairs and a framework, wherein the framework is connected with the wheel pairs through a shaft box, and each wheel pair comprises a wheel axle and wheels. The novel welding framework type steering frame is characterized in that the framework is an H-shaped integrally welded rigid framework and comprises a side beam and a cross beam, the side beam consists of a side beam upper cover plate, a side beam web plate and a lower cover plate, the side beam upper cover plate is in a concave structure with two high ends and a lower middle, the vertical cross section of the concave structure is in a reverse trapezoid shape, and the vertical concave quantity of the concave structure is between 60mm and 100mm. The novel welding framework type steering frame has the beneficial effects that the requirement of the steering frame of the special subway engineering vehicles is met, the moving acting force of the wheels and rails is reduced, the steel rail abrasion consumption and the line damage are reduced, the line maintenance cost and the whole body operation cost are reduced, and the requirement of 100km/h commercial operation speed is met.
Description
Technical field
The utility model belongs to the technical field of railway goods train bogie, is specifically related to a kind of novel welded frame formula bogie truck.
Background technology
In subway work, need to adopt special purpose engineering automobile to transport long rail and track switch, high-power transformer, rectifier, drafting apparatus and switchgear etc., in permanent repair and upkeep operation, tunnel and work such as station finishing and electric installation, also be unable to do without special purpose engineering automobile simultaneously.Because the floor of subway work special purpose engineering automobile is not more than 900mm apart from rail level height (empty wagons), plane separation rail level height (complete vehicle curb condition) is not more than 550mm on the bogie truck truck center plate abrasion dish of requirement dress usefulness.And commentaries on classics 8 series of present domestic design typification, change K1, change K2, change K3, change K4, change K5, change K6 and change on the truck center plate abrasion dish of railway goods train bogies such as K7 plane separation rail level height (complete vehicle curb condition) all greater than 670mm, therefore for satisfying the requirement of subway special purpose engineering automobile, plane separation rail level height (complete vehicle curb condition) is not more than 550mm on a kind of truck center plate abrasion dish of needs exploitation, the highest overall trip speed is the bogie truck of 100km/h.
Summary of the invention
The utility model is in order to satisfy the requirement of subway special purpose engineering automobile, and plane separation rail level height is not more than 550mm on the truck center plate abrasion dish during complete vehicle curb condition, the highest overall trip speed reaches 100km/h, and a kind of novel welded frame formula bogie truck is provided.
The utility model adopts following technical scheme to realize:
Novel welded frame formula bogie truck, it comprise wheel to and framework, framework is right by the axle box fifth wheel, wheel is to comprising wheel shaft and wheel, it is characterized in that described framework is H shape welding integral type rigid frame, it comprises curb girder and crossbeam, curb girder is by the curb girder upper cover plate, curb girder web and lower cover, the curb girder upper cover plate is a concave type structure low between the senior middle school of two, the vertical sectional shape of recessed structure is for trapezoidal, recessed structure oral area accounts for 50 ~ 60% of curb girder upper cover plate total length along the maximum straight-line dimension on the curb girder upper cover plate length direction, recessed structural base accounts for recessed structure oral area along the maximum straight-line dimension 35 ~ 45% on the curb girder upper cover plate length direction along the maximum straight-line dimension on the curb girder upper cover plate length direction, and the vertical recessed amount of recessed structure is 60mm ~ 100mm.
The crossbeam top center is installed truck center plate, double-acting elastic side bearing is installed at two ends, and the truck center plate upper surface is inlaid with the truck center plate wearing plate.Being provided with in the axle box of wheel shaft both sides is respectively the interior coil spring and the cycle spring of two stage stiffness, and wheel is 650mm to diameter.
The utlity model has following beneficial effect:
1, bogie truck described in the utility model, make that plane separation rail level height (complete vehicle curb condition) is not more than 550mm on the bogie truck truck center plate abrasion dish, and guarantee that complete vehicle curb condition car body and bogie side frame are not less than 100mm in the minor increment (complete vehicle curb condition) of vertical direction, have satisfied the requirement of the automobile-used bogie truck of subway special engineering.Reduce the wheel track action firmly, reduced rail wear and circuit and damage, reduced the maintenance cost and the single-piece operation cost of circuit, and satisfied the requirement of commercial operation speed 100km/h.
2, bogie truck adopts H shape welding integral type rigid frame, has improved the diamond resistant rigidity of bogie truck, thereby has improved the stability of crawl the unstability critical speed and the vehicle linear running of bogie truck.
3, adopt the two stage stiffness spring, the only outer spring carrying of empty wagons, the inside and outside spring of loaded vehicle carried simultaneously, the sky, loaded vehicle static spring deflection that make bogie truck all in the reasonable scope, thereby can under sky, loaded vehicle state, all have good riding quality.
4, adopt the sharp Nore shock attenuation unit of suspension ring formula, closely connected between assurance axle box and the truck side frame, vertical and lateral vibration all there are attenuation, make vehicle obtain more stable damping behavior, and increase the right longitudinal register rigidity of wheel, improve hunting, thereby improve the operation stability of vehicle.
5, use the The Constant-Contact Resilient Side Bearings technology, increased the gyrodamping between car body and bogie truck, thereby solved the technical barrier empty, that the loaded vehicle steering resistance is difficult to coordinate, improved the critical speed of vehicle.
6, install oil-containing nylon non-metal cartridge abrasion dish additional, stable revolution friction moment is provided, and effectively isolated the contact abrasion of upper and lower cartridge steel to steel, solved the serious inertial mass problem of upper and lower cartridge abrasion.
Figure of description
Fig. 1 is a structural representation of the present utility model
Fig. 2 is the A-A cutaway view of Fig. 1
Fig. 3 is the lateral plan of Fig. 2
Fig. 4 is the framework structure scheme drawing
Fig. 5 is the birds-eye view of Fig. 4
Fig. 6 is the lateral plan of Fig. 4
Fig. 7 is the scheme drawing of shock attenuation unit
Fig. 8 is the scheme of installation of shock attenuation unit
Among the figure: the 1-framework, the 2-shock attenuation unit, the 3-brake equipment, the 4-rolling bearing system, the 5-wheel is right, 6-truck center plate, 7-center pin, 8-double-acting elastic side bearing, 9-truck center plate abrasion dish;
1.1-the center key seat is formed, 1.2-lower cover, 1.3-curb girder upper cover plate, 1.4-crossbeam upper cover plate, 1.5-cantilever diaphragm, 1.6-curb girder web;
2.1-interior coil spring, 2.2-drawing strickle guide, 2.3-suspension ring pin, 2.4-suspension ring, 2.5-spring compressor, 2.6-cycle spring, 2.7-axle box.
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described further.
Vehicle wheel directly is designed to 650mm, and reduces the height of truck frame crossbeam apart from rail level, makes that plane separation rail level height (complete vehicle curb condition) is not more than 550mm on the bogie truck truck center plate abrasion dish; Curb girder upper cover plate 1.3 is a concave type structure low between the senior middle school of two, and the vertical sectional shape of recessed structure is for trapezoidal, and the vertical recessed amount of recessed structure is 60mm ~ 100mm., can guarantee that complete vehicle curb condition car body and bogie side frame are not less than 100mm in the minor increment of vertical direction; Recessed structure oral area accounts for 50 ~ 60% of curb girder upper cover plate total length along the maximum straight-line dimension on the curb girder upper cover plate length direction, recessed structural base accounts for recessed structure oral area along the maximum straight-line dimension 35 ~ 45% on the curb girder upper cover plate length direction along the maximum straight-line dimension on the curb girder upper cover plate length direction, guarantee that vehicle is by radius of curve during less than the subway line of 60m, car body and truck side frame do not interfere, and guarantee traffic safety.
Bogie truck adopts H shape welding integral type rigid frame, fundamentally solve bogie truck diamonding problem, improve the diamond resistant rigidity of bogie truck, thereby improve the stability of crawl the unstability critical speed and the vehicle linear running of bogie truck, guarantee the reliability and the safety of vehicle utilization.
Adopt the two stage stiffness spring of inside and outside pillow spring differing heights, spring has less rigidity when empty wagons, can improve the empty wagons static spring deflection, prevents that the complete vehicle curb condition axletree lose to carry; Spring has bigger rigidity when loaded vehicle, to bear the load of loaded vehicle, the sky, loaded vehicle static spring deflection that can make roller bearing adapter stabilizer bar all in the reasonable scope, thereby can under empty, loaded vehicle state, all have good riding quality.
Adopt the sharp Nore shock attenuation unit of suspension ring formula, closely connected between assurance axle box and the truck side frame, vertical and lateral vibration all there are attenuation, make vehicle obtain more stable damping behavior, and increase the right longitudinal register rigidity of wheel, improve hunting, thereby improve the operation stability of vehicle.
The compound The Constant-Contact Resilient Side Bearings technology of application of rubber, increase the gyrodamping between car body and bogie truck, shake the head hunting and the car body rolling that effectively suppress bogie truck and car body, thereby solve technical barrier empty, that the loaded vehicle steering resistance is difficult to coordinate, improve the critical speed of vehicle, effectively guarantee the stable of vehicle operating performance.Simultaneously, adopted roller to limit truck body high spud angle took place, when side bearing wear plate pressed roller, unlikely increase steering resistance square can effectively be controlled the steering resistance square in proper range owing to the rolling of roller, improved the curving performance of vehicle.
Install oil-containing nylon non-metal cartridge abrasion dish additional, stable revolution friction moment can be provided, and effectively isolated the contact abrasion of upper and lower cartridge steel to steel, solved the serious inertial mass problem of upper and lower cartridge abrasion.
Claims (3)
1. novel welded frame formula bogie truck, it comprises that wheel is to (5) and framework (1), framework (1) passes through axle box (2.7) fifth wheel to (5), wheel comprises wheel shaft and wheel to (5), it is characterized in that described framework (1) is H shape welding integral type rigid frame, it comprises curb girder and crossbeam, curb girder is by curb girder upper cover plate (1.3), curb girder web (1.6) and lower cover (1.2), curb girder upper cover plate (1.3) is a concave type structure low between the senior middle school of two, the vertical sectional shape of recessed structure is for trapezoidal, recessed structure oral area accounts for 50 ~ 60% of curb girder upper cover plate total length along the maximum straight-line dimension on the curb girder upper cover plate length direction, recessed structural base accounts for recessed structure oral area along the maximum straight-line dimension 35 ~ 45% on the curb girder upper cover plate length direction along the maximum straight-line dimension on the curb girder upper cover plate length direction, and the vertical recessed amount of recessed structure is 60mm ~ 100mm.
2. novel welded frame formula bogie truck according to claim 1 is characterized in that the crossbeam top center is installed truck center plate (6), double-acting elastic side bearing (8) is installed at two ends, and truck center plate (6) upper surface is inlaid with truck center plate wearing plate (9).
3. novel welded frame formula bogie truck according to claim 1 and 2, it is characterized in that being provided with in the axle box (2.7) of wheel shaft both sides is respectively the interior coil spring (2.1) and the cycle spring (2.6) of two stage stiffness, wheel is 650mm to diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020689840 CN201882105U (en) | 2010-12-30 | 2010-12-30 | Novel welding framework type steering frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020689840 CN201882105U (en) | 2010-12-30 | 2010-12-30 | Novel welding framework type steering frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201882105U true CN201882105U (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020689840 Expired - Lifetime CN201882105U (en) | 2010-12-30 | 2010-12-30 | Novel welding framework type steering frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201882105U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102050135A (en) * | 2010-12-30 | 2011-05-11 | 太原轨道交通装备有限责任公司 | Novel welding frame-type bogie |
| CN103192844A (en) * | 2013-03-29 | 2013-07-10 | 铜陵正前机械装备制造有限公司 | Railway freight push trolley bogie side beam |
| CN104149807A (en) * | 2014-08-21 | 2014-11-19 | 齐齐哈尔轨道交通装备有限责任公司 | Bogie and railway vehicle |
| CN107879042A (en) * | 2017-11-24 | 2018-04-06 | 鹤山市华美金属制品有限公司 | A kind of coil of strip transfer car(buggy) of auto-steering |
| CN109109896A (en) * | 2018-09-07 | 2019-01-01 | 中车山东机车车辆有限公司 | A kind of subway engineering vehicle novel steering frame |
-
2010
- 2010-12-30 CN CN 201020689840 patent/CN201882105U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102050135A (en) * | 2010-12-30 | 2011-05-11 | 太原轨道交通装备有限责任公司 | Novel welding frame-type bogie |
| CN102050135B (en) * | 2010-12-30 | 2012-10-03 | 太原轨道交通装备有限责任公司 | Novel welding frame-type bogie |
| CN103192844A (en) * | 2013-03-29 | 2013-07-10 | 铜陵正前机械装备制造有限公司 | Railway freight push trolley bogie side beam |
| CN104149807A (en) * | 2014-08-21 | 2014-11-19 | 齐齐哈尔轨道交通装备有限责任公司 | Bogie and railway vehicle |
| CN107879042A (en) * | 2017-11-24 | 2018-04-06 | 鹤山市华美金属制品有限公司 | A kind of coil of strip transfer car(buggy) of auto-steering |
| CN109109896A (en) * | 2018-09-07 | 2019-01-01 | 中车山东机车车辆有限公司 | A kind of subway engineering vehicle novel steering frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110629 Effective date of abandoning: 20121003 |