CN102954891A - Dynamic load test table for bogies of railway vehicle - Google Patents
Dynamic load test table for bogies of railway vehicle Download PDFInfo
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- CN102954891A CN102954891A CN2011102522483A CN201110252248A CN102954891A CN 102954891 A CN102954891 A CN 102954891A CN 2011102522483 A CN2011102522483 A CN 2011102522483A CN 201110252248 A CN201110252248 A CN 201110252248A CN 102954891 A CN102954891 A CN 102954891A
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000003028 elevating effect Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The invention provides a dynamic load test table for bogies of a railway vehicle, which is capable of carrying out the dynamic load test of the bogies on a rack and comprises a base, stand columns fixed at two sides of the base, crossbeams fixed on the two stand columns, a loading device fixed on the crossbeams, two or three wheel driving devices fixed on the base and a guide lifting device which is fixed on the base and perpendicular to the wheel driving devices. According to the invention, the dynamic load test of the bogies on the rack can be realized; and compared with the way of carrying out pilot run on a test line after car loading, the dynamic load test table for the bogies of the railway vehicle has the advantages that the efficiency is increased, the cost is reduced, the safety is easy to guarantee and a long-time high speed test can be carried out.
Description
Technical field
The present invention relates to a kind of rail vehicle test detecting equipment, especially a kind of rail vehicle bogie dynamic load testing stand.
Background technology
Bogie is the critical component of various rail vehicles, is directly connected to normal operation and the safety guarantee of vehicle.Generally need to load the dynamic test of running-in after the bogie assembling, detect temperature rise situation and the shock conditions of relevant moving component, thereby determine whether the bogie quality meets the requirements.The at present dynamic test of bogie is to carry out in the mode of test circuit trial run after adopting entrucking, and the low expense of efficient is high, has potential safety hazard, and can not carry out long high-speed test (HST).Along with the fast development of Chinese track traffic high speed, more and more higher to the quality requirements of bogie, in the urgent need to a kind of equipment that can carry out at stand the bogie dynamic test.
Summary of the invention
The invention provides a kind of rail vehicle bogie dynamic load testing stand that can carry out at stand the bogie dynamic test.
Realize the rail vehicle bogie dynamic load testing stand of the object of the invention, comprise support, be fixed on the column of described support both sides, be fixed on the crossbeam on described two columns, be fixed on the charger on the described crossbeam, be fixed on two or three wheel drivers on the described support, be fixed on guiding lifting device vertical with described wheel driver on the described support.
Described wheel driver, comprise base, be fixed on the drive motor on the described base, be installed in half front axle and rear semiaxis on the described base by two bearing seats respectively, described half front axle links to each other with described drive motor by front shaft coupling, described half front axle links to each other with described rear semiaxis by intermediate shaft coupling, is separately installed with a driving wheel on described half front axle and the rear semiaxis, and described driving wheel is positioned at the centre of described two bearing seats; The free end of described rear semiaxis is provided with brake disc and the detent that links to each other with described brake disc.
Described guiding lifting device, comprise four guiding trestles that are fixed on the described support, be installed in the elevating ram on each described guiding trestle, per two guiding trestles are provided with a guide rail, described guide rail links to each other with described guiding trestle by support column, described elevating ram links to each other with described support column, is used for driving the upper and lower slip in described guiding trestle of described support column.
Described charger comprises two load cylinders that are fixed on the described crossbeam, is fixed with a portable beam on the piston of two load cylinders.
The beneficial effect of rail vehicle bogie dynamic load testing stand of the present invention is as follows:
Realized carrying out the bogie dynamic test at stand, compared after the entrucking in the mode of test circuit trial run, efficient improves, and expense reduces, and safety is easy to guarantee, and can carries out long high-speed test (HST).
Description of drawings
Fig. 1 is the structural representation of rail vehicle bogie dynamic load testing stand of the present invention.
Fig. 2 is the structural representation of the wheel driver of rail vehicle bogie dynamic load testing stand of the present invention.
Fig. 3 is the structural representation of the guiding lifting device of rail vehicle bogie dynamic load testing stand of the present invention.
Fig. 4 is the structural representation of the charger of rail vehicle bogie dynamic load testing stand of the present invention.
Fig. 5 is the work synoptic diagram of rail vehicle bogie dynamic load testing stand of the present invention.
Embodiment
As shown in Figure 1, rail vehicle bogie dynamic load testing stand of the present invention, comprise support 1, be fixed on the column 19 of described support 1 both sides, be fixed on the crossbeam 20 on described two columns 19, be fixed on the charger 2 on the described crossbeam 20, be fixed on two or three wheel drivers 3 on the described support 1, be fixed on the described support 1 the guiding lifting device 4 vertical with described wheel driver 3.
As shown in Figure 2, described wheel driver 3, comprise base 5, be fixed on the drive motor 6 on the described base 5, be installed in half front axle 8 and rear semiaxis 12 on the described base 5 by two bearing seats 9 respectively, described half front axle 8 links to each other with described drive motor 6 by front shaft coupling 7, and described half front axle 8 passes through intermediate shaft coupling 11 and links to each other with described rear semiaxis 12, be separately installed with a driving wheel 10 on described half front axle 8 and the rear semiaxis 12, described driving wheel 10 is positioned at the centre of described two bearing seats 9; The free end of described rear semiaxis 12 is provided with brake disc 13 and the detent 14 that links to each other with described brake disc 13.
As shown in Figure 3, described guiding lifting device 4, comprise four guiding trestles 15 that are fixed on the described support 1, be installed in the elevating ram 16 on each described guiding trestle 15, per two guiding trestles 15 are provided with a guide rail 17, described guide rail 17 links to each other with described guiding trestle 15 by support column 18, and described elevating ram 16 links to each other with described support column 18, is used for driving described support column 18 in described guiding trestle 15 interior upper and lower slips.
As shown in Figure 4, described charger 2 comprises on the piston of 21, two load cylinders 21 of two load cylinders that are fixed on the described crossbeam 20 being fixed with a portable beam 22.
Each organizes the shape of each driving wheel 10 on the wheel driver 3 with big or small identical, and the curve form of driving wheel 10 excircles is identical with the standard curved surface of railroad rail end face.
Each organizes the central axis of each driving wheel 10 on the wheel driver 3 in same horizontal plane, and each distance of organizing between the central axis of driving wheel 10 of wheel driver 3 is identical with the wheelbase of tested bogie 23 each corresponding axletree.
Each organizes the side end face of the driving wheel 10 at two ends on the wheel driver 3, and respectively in same vertical plane, each organizes the gauge that distance between the inner side end of driving wheel 10 at two ends on the wheel driver 3 equals tested bogie 23.
Guiding lifting device 4 has four guiding trestles 15, be fixed wtih 1 elevating ram 16 on each guiding trestle 15, four guiding trestles 15 are divided into two groups, be vertically fixed on respectively near 1 four jiaos on the support, two guide rails 17 rely on the separately support column 18 at two ends, that slides is supported on two guiding trestles 15 of every group the piston rod connection of the elevating ram 16 on the two ends of guide rail 17 and the place guiding trestle 15.
Two guide rails 17 of guiding lifting device 4 lay respectively at the inboard of wheel driver 3 two ends driving wheels 10, two guide rails 17 are parallel to each other in the horizontal direction, and vertical with the central axis of the driving wheel 10 of each group on wheel driver 3, the distance between two guide rails 17 equals the wheel rim distance of tested bogie 23 both sides wheels 24.
Charger 2 has two lower ends to be separately fixed at column 19 on support 1 both sides, a crossbeam 20 with two root posts, 19 upper end fixed connections together, the cylinder barrel of two load cylinders 21 is fixed on the crossbeam 20, and the piston rod of two load cylinders 21 is bound up on the portable beam 22.
The axis of load cylinder 21 is verticals, load cylinder 21 piston rods stretch out downwards, the axis of two load cylinders 21 is in same vertical plane, this vertical plane is parallel with the central axis of the driving wheel 10 of wheel driver 3, and the distance of the central axis of the driving wheel 10 of this vertical plane separation wheel driver 3 equals tested bogie 23 bearing points apart from the distance of corresponding axletree.
The principle of work of rail vehicle bogie dynamic load testing stand of the present invention is as follows:
Shown in Fig. 1,2,3,4,5, at first the wheel 24 of tested bogie 23 to be shifted onto on two guide rails 17 of guiding lifting device 4, the wheel rim of wheel 24 is supported on the guide rail 17, promotes tested bogie 23, makes its each wheel 24 move to each driving wheel 10 top; Elevating ram 16 drives guide rail 17 and descends, and the tread of each wheel 24 on the tested bogie 23 is fallen on each driving wheel 10; The piston rod of load cylinder 21 is descending, and portable beam 22 is pressed on the tested bogie 23 with the loading force of setting, and connects portable beam 22 and tested bogie 23 fixing; Elevating ram 16 further drives guide rail 17 and descends, and guide rail 17 and the wheel 24 of tested bogie 23 are disengaged; Start each drive motor 6, drive each driving wheel 10 rotation, each driving wheel 10 relies on friction force to drive again each wheel 24 and rotates, and just can carry out every dynamic test.Test complete after, detent 14 starts, clamp clamp brake disc 13 make driving wheel 10 and on wheel 24 stop operating; It is up that elevating ram 16 drives guide rail 17, and guide rail 17 is contacted with wheel 24 wheel rims of tested bogie 23; Remove the connection of portable beam 22 and tested bogie 23, load cylinder 21 piston rods are up, and portable beam 22 leaves tested bogie 23; It is up that elevating ram 16 further drives guide rail 17, and guide rail 17 holds up the wheel 24 of tested bogie 23 from driving wheel 10, can with examination bogie 23 along guide rail 17 push out test platforms, then just can test next time.
Embodiment recited above is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the spiritual prerequisite not breaking away from the present invention; various distortion and improvement that the common engineering technical personnel in this area make technical solution of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (4)
1. rail vehicle bogie dynamic load testing stand, it is characterized in that: comprise support, be fixed on the column of described support both sides, be fixed on the crossbeam on described two columns, be fixed on the charger on the described crossbeam, be fixed on two or three wheel drivers on the described support, be fixed on guiding lifting device vertical with described wheel driver on the described support.
2. rail vehicle bogie dynamic load testing stand according to claim 1, it is characterized in that: described wheel driver, comprise base, be fixed on the drive motor on the described base, be installed in half front axle and rear semiaxis on the described base by two bearing seats respectively, described half front axle links to each other with described drive motor by front shaft coupling, described half front axle links to each other with described rear semiaxis by intermediate shaft coupling, be separately installed with a driving wheel on described half front axle and the rear semiaxis, described driving wheel is positioned at the centre of described two bearing seats; The free end of described rear semiaxis is provided with brake disc and the detent that links to each other with described brake disc.
3. rail vehicle bogie dynamic load testing stand according to claim 1, it is characterized in that: described guiding lifting device, comprise four guiding trestles that are fixed on the described support, be installed in the elevating ram on each described guiding trestle, per two guiding trestles are provided with a guide rail, described guide rail links to each other with described guiding trestle by support column, and described elevating ram links to each other with described support column, is used for driving the upper and lower slip in described guiding trestle of described support column.
4. rail vehicle bogie dynamic load testing stand according to claim 1 is characterized in that: described charger, comprise two load cylinders that are fixed on the described crossbeam, and be fixed with a portable beam on the piston of two load cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102522483A CN102954891A (en) | 2011-08-30 | 2011-08-30 | Dynamic load test table for bogies of railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102522483A CN102954891A (en) | 2011-08-30 | 2011-08-30 | Dynamic load test table for bogies of railway vehicle |
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| CN102954891A true CN102954891A (en) | 2013-03-06 |
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| CN2011102522483A Pending CN102954891A (en) | 2011-08-30 | 2011-08-30 | Dynamic load test table for bogies of railway vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136488A (en) * | 2015-08-05 | 2015-12-09 | 北京新联铁科技股份有限公司 | Device and method for testing bogie of maglev train |
| CN104406803B (en) * | 2014-11-20 | 2017-01-11 | 长春轨道客车股份有限公司 | Auxiliary loading device for bogie frame strength test |
| CN107014627A (en) * | 2017-05-23 | 2017-08-04 | 北京科技大学 | Wheel shaft fatigue experimental device and method |
| CN107271206A (en) * | 2017-06-14 | 2017-10-20 | 青岛泰科轨道车辆科技有限公司 | Load running adaptation equipment, loading method of testing and running-in method of testing |
| CN111413114A (en) * | 2020-04-20 | 2020-07-14 | 中车山东机车车辆有限公司 | Variable gauge derailment torsion test device, system and method for railway vehicle |
| CN111829905A (en) * | 2019-04-22 | 2020-10-27 | 浙江德盛铁路器材股份有限公司 | Wheel rail tester |
| CN113447293A (en) * | 2021-08-09 | 2021-09-28 | 山西高行液压股份有限公司 | Dynamic load test device and test method |
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| WO2004048917A2 (en) * | 2002-11-26 | 2004-06-10 | Bombardier Transportation Gmbh | Rotating equipment testing apparatus and method |
| CN101587022A (en) * | 2006-12-31 | 2009-11-25 | 西南交通大学 | Emulation test bench for vehicle operating of rail locomotive based on differentia transmission |
| CN201382857Y (en) * | 2009-03-11 | 2010-01-13 | 北京维合大有机电设备有限公司 | Railway vehicle bogie static load test bench |
| EP2163877A1 (en) * | 2008-09-10 | 2010-03-17 | Politecnico di Torino | A method for manufacturing a test device for rolling material and relative test method |
| CN101813550A (en) * | 2009-11-05 | 2010-08-25 | 吉林大学 | Integrated dynamic testboard of parameter of bogie of railway car |
| CN201876366U (en) * | 2010-09-27 | 2011-06-22 | 北京新联铁科技发展有限公司 | Static load test table for bogie of railway vehicle |
-
2011
- 2011-08-30 CN CN2011102522483A patent/CN102954891A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004048917A2 (en) * | 2002-11-26 | 2004-06-10 | Bombardier Transportation Gmbh | Rotating equipment testing apparatus and method |
| CN101587022A (en) * | 2006-12-31 | 2009-11-25 | 西南交通大学 | Emulation test bench for vehicle operating of rail locomotive based on differentia transmission |
| EP2163877A1 (en) * | 2008-09-10 | 2010-03-17 | Politecnico di Torino | A method for manufacturing a test device for rolling material and relative test method |
| CN201382857Y (en) * | 2009-03-11 | 2010-01-13 | 北京维合大有机电设备有限公司 | Railway vehicle bogie static load test bench |
| CN101813550A (en) * | 2009-11-05 | 2010-08-25 | 吉林大学 | Integrated dynamic testboard of parameter of bogie of railway car |
| CN201876366U (en) * | 2010-09-27 | 2011-06-22 | 北京新联铁科技发展有限公司 | Static load test table for bogie of railway vehicle |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406803B (en) * | 2014-11-20 | 2017-01-11 | 长春轨道客车股份有限公司 | Auxiliary loading device for bogie frame strength test |
| CN105136488A (en) * | 2015-08-05 | 2015-12-09 | 北京新联铁科技股份有限公司 | Device and method for testing bogie of maglev train |
| CN107014627A (en) * | 2017-05-23 | 2017-08-04 | 北京科技大学 | Wheel shaft fatigue experimental device and method |
| CN107271206A (en) * | 2017-06-14 | 2017-10-20 | 青岛泰科轨道车辆科技有限公司 | Load running adaptation equipment, loading method of testing and running-in method of testing |
| CN107271206B (en) * | 2017-06-14 | 2019-05-14 | 青岛泰科轨道车辆科技有限公司 | Load run-in test equipment, load test method and running-in test method |
| CN111829905A (en) * | 2019-04-22 | 2020-10-27 | 浙江德盛铁路器材股份有限公司 | Wheel rail tester |
| CN111413114A (en) * | 2020-04-20 | 2020-07-14 | 中车山东机车车辆有限公司 | Variable gauge derailment torsion test device, system and method for railway vehicle |
| CN113447293A (en) * | 2021-08-09 | 2021-09-28 | 山西高行液压股份有限公司 | Dynamic load test device and test method |
| CN113447293B (en) * | 2021-08-09 | 2025-03-21 | 山西高行液压股份有限公司 | Dynamic load test device and test method |
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Application publication date: 20130306 |