CN202928816U - Rail vehicle bogie dynamic load test bench - Google Patents
Rail vehicle bogie dynamic load test bench Download PDFInfo
- Publication number
- CN202928816U CN202928816U CN2012205658964U CN201220565896U CN202928816U CN 202928816 U CN202928816 U CN 202928816U CN 2012205658964 U CN2012205658964 U CN 2012205658964U CN 201220565896 U CN201220565896 U CN 201220565896U CN 202928816 U CN202928816 U CN 202928816U
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- 238000012360 testing method Methods 0.000 title claims abstract description 49
- 230000003028 elevating effect Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009781 safety test method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a rail vehicle bogie dynamic load test bench. The rail vehicle bogie dynamic load test bench comprises a base, two groups or three groups of wheel driving devices which are fixed on the base and are respectively suitable for two-shaft or three-shaft bogie test, a guide lifting device which is fixed on the base and is located on the inner sides of the wheel driving devices, and a loading device which is fixed on the base. According to the utility model, a bogie dynamic load test is carried out on the bench; compared with the method that trial operation is carried out on a test line after loading, the efficiency is improved, the cost is reduced, the safety is more easily ensured, and a long time high speed test can be carried out; and the dynamic load test bench is an advanced test device which ensures the quality of a rail vehicle bogie and ensures the transportation safety of a high speed rail.
Description
Technical field
The utility model relates to a kind of rail vehicle test detecting equipment, especially a kind of equipment for rail vehicle truck dynamic test and detection.
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 dynamic test of bogie at present 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, can carry out the equipment of bogie dynamic test in the urgent need to a kind of on stand.
Summary of the invention
The purpose of this utility model is to provide a kind of rail vehicle bogie dynamic load testing stand of brand new, realizes carrying out the bogie dynamic test on stand.
For achieving this end, technical solution adopted in the utility model is as follows:
Rail vehicle bogie dynamic load testing stand, comprise support, be fixed on support, be applicable to respectively two groups or three groups of wheel drivers of the test of diaxon or three-axle bogie, be fixed on support, be positioned at a cover guiding lifting device of wheel driver installed inside, be fixed on the cover of one on support charger.
every group of wheel driver has a base that is fixedly connected with support, be fixed wtih a drive motor on base, the drive motor axle by front shaft coupling with is connected the front end of a half front axle and connects, the two ends of half front axle are supported on respectively on two bearing seats, the middle part of half front axle is fixed wtih a driving wheel, the rear end of half front axle is connected with the front end of rear semiaxis by intermediate shaft coupling, the two ends of rear semiaxis are supported on respectively on two other bearing seat, the middle part of rear semiaxis is fixed wtih the another one driving wheel, the rear end of rear semiaxis is fixed wtih a brake disc, brake disc is between the clamp of detent.
Each shape and size of organizing each driving wheel on wheel driver is identical, and the curve form of driving wheel excircle is identical with the standard curved surface of railroad rail end face.
Each central axis of organizing each driving wheel on wheel driver is in same horizontal plane, and each distance of organizing between the central axis of driving wheel of wheel driver is identical with the wheelbase of tested each corresponding axletree of bogie.
Each organizes the side end face of the driving wheel at two ends on wheel driver, and respectively in same vertical plane, each organizes the gauge that distance between the inner side end of the driving wheel at two ends on wheel driver equals tested bogie.
The guiding lifting device has four guiding trestles, be fixed wtih 1 elevating ram on each guiding trestle, four guiding trestles are divided into two groups, be vertically fixed on respectively near four jiaos, support, two guide rails rely on the support column at two ends separately, that slides is supported on two guiding trestles of every group, the piston rod connection of the elevating ram on the two ends of guide rail and place guiding trestle.
Two guide rails of guiding lifting device lay respectively at the inboard of wheel driver two ends driving wheel, two guide rails are parallel to each other in the horizontal direction, and vertical with central axis of the driving wheel of each group on wheel driver, the distance between two guide rails equals the wheel rim distance of tested bogie both sides wheel.
Charger has two lower ends to be separately fixed at column on support both sides, crossbeam with two root post upper end fixed connections together, the cylinder barrel of two load cylinders is fixed on crossbeam, the piston rod of two load cylinders is bound up on a portable beam.
The axis of load cylinder is vertical, the load cylinder piston rod stretches out downwards, the axis of two load cylinders is in same vertical plane, this vertical plane is parallel with the central axis of the driving wheel of wheel driver, and the distance of the central axis of the driving wheel of this vertical plane separation wheel driver equals tested bogie bearing point apart from the distance of corresponding axletree.
During this rail vehicle bogie dynamic load testing stand work, at first the wheel of tested bogie is shifted onto on two guide rails of guiding lifting device, the wheel rim of wheel is supported on guide rail, promotes tested bogie, and its each wheel is moved to above each driving wheel; Elevating ram drives guide rail and descends, and the tread of each wheel on tested bogie is fallen on each driving wheel; The load cylinder piston rod is descending, and portable beam is pressed on tested bogie with the loading force of setting, and connects portable beam and tested bogie fixing; Elevating ram further drives guide rail and descends, and the wheel of guide rail and tested bogie is disengaged; Start each drive motor, drive each driving wheel rotation, each driving wheel relies on friction force to drive again each vehicle wheel rotation, just can carry out every dynamic test.Test complete after, detent starts, clamp clamp brake disc make rail wheel and on wheel stop operating; It is up that elevating ram drives guide rail, and guide rail is contacted with the wheel rim of tested bogie; Remove the connection of portable beam and tested bogie, the load cylinder piston rod is up, and portable beam leaves tested bogie; It is up that elevating ram further drives guide rail, and guide rail holds up the wheel of tested bogie from driving wheel, can with the examination bogie along guide rail push out test platform, then just can test next time.
The beneficial effects of the utility model are to have realized to carry out the bogie dynamic test on stand, compare after entrucking in the mode of test circuit trial run, and efficient improves, and expense reduces, and safety is easy to guarantee, and can carries out long high-speed test (HST).This dynamic test platform is to guarantee the rail vehicle truck quality, ensures an advanced person's of high-speed rail transportation safety testing apparatus.
Description of drawings
Below in conjunction with accompanying drawing, structure of the present utility model is elaborated:
Accompanying drawing 1 is the rail vehicle bogie dynamic load testing stand complete machine structure figure.
Accompanying drawing 2 is rail vehicle bogie dynamic load testing stand wheel driver structural drawing.
Accompanying drawing 3 is rail vehicle bogie dynamic load testing stand guiding lifting device structural drawing.
Accompanying drawing 4 is rail vehicle bogie dynamic load testing stand charger structural drawing.
Accompanying drawing 5 is tested bogie structural drawing when testing on rail vehicle bogie dynamic load testing stand.
in accompanying drawing, the 1st, support, the 2nd, charger, the 3rd, wheel driver, the 4th, the guiding lifting device, the 5th, base, the 6th, drive motor, the 7th, front shaft coupling, the 8th, half front axle, the 9th, bearing seat (having 4 on every group of charger), the 10th, driving wheel (having 2 on every group of charger), the 11st, intermediate shaft coupling, the 12nd, rear semiaxis, the 13rd, brake disc, the 14th, detent, the 15th, guiding trestle (totally 4), the 16th, elevating ram (totally 4), the 17th, guide rail (totally 4), the 18th, support column (on every guide rail 2), the 19th, column (totally 2), the 20th, crossbeam, the 21st, load cylinder (totally 2), the 22nd, portable beam, the 23rd, tested bogie, the 24th, the wheel of tested bogie.
Embodiment
As Fig. 1-shown in Figure 5, the concrete structure of this rail vehicle bogie dynamic load testing stand is:
Be fixed with two groups or three groups of wheel drivers 3 on testing table support 1, be applicable to respectively the test of diaxon or three-axle bogie, be positioned at wheel driver 3 inboards on support 1 and be fixed with a cover guiding lifting device 4, also be fixed wtih a cover charger 2 on support.
every group of wheel driver 3 has a base 5 that is fixedly connected with support 1, be fixed wtih a drive motor 6 on base 5, the axle of drive motor 6 by front shaft coupling 7 with is connected the front end of a half front axle 8 and connects, the two ends of half front axle 8 are supported on respectively on two bearing seats 9, the middle part of half front axle 8 is fixed wtih a driving wheel 10, the rear end of half front axle 8 is connected with the front end of rear semiaxis 12 by intermediate shaft coupling 11, the two ends of rear semiaxis 12 are supported on respectively on two other bearing seat 9, the middle part of rear semiaxis 12 is fixed wtih another one driving wheel 10, the rear end of rear semiaxis 12 is fixed wtih a brake disc 13, brake disc 13 is between the clamp of detent 14.
Each shape and size of organizing each driving wheel 10 on wheel driver 3 is identical, and the curve form of driving wheel 10 excircles is identical with the standard curved surface of railroad rail end face.
Each central axis of organizing each driving wheel 10 on wheel driver 3 is 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 axletrees.
Each organizes the side end face of the driving wheel 10 at two ends on 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 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, support, two guide rails 17 rely on the support column 18 at two ends separately, 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 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 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 post 19 upper end fixed connections together, the cylinder barrel of two load cylinders 21 is fixed on crossbeam 20, and the piston rod of two load cylinders 21 is bound up on a 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.
Claims (9)
1. rail vehicle bogie dynamic load testing stand, it is characterized in that, comprise support, be fixed on support, be applicable to respectively two groups or three groups of wheel drivers of the test of diaxon or three-axle bogie, be fixed on support, be positioned at a cover guiding lifting device of wheel driver installed inside, be fixed on the cover of one on support charger.
2. rail vehicle bogie dynamic load testing stand according to claim 1, it is characterized in that: every group of wheel driver has a base that is fixedly connected with support, be fixed wtih a drive motor on base, the drive motor axle by front shaft coupling with is connected the front end of a half front axle and connects, the two ends of half front axle are supported on respectively on two bearing seats, the middle part of half front axle is fixed wtih a driving wheel, the rear end of half front axle is connected with the front end of rear semiaxis by intermediate shaft coupling, the two ends of rear semiaxis are supported on respectively on two other bearing seat, the middle part of rear semiaxis is fixed wtih the another one driving wheel, the rear end of rear semiaxis is fixed wtih a brake disc, brake disc is between the clamp of detent.
3. rail vehicle bogie dynamic load testing stand according to claim 1 and 2, it is characterized in that: each shape and size of organizing each driving wheel on wheel driver is identical, and the curve form of driving wheel excircle is identical with the standard curved surface of railroad rail end face.
4. rail vehicle bogie dynamic load testing stand according to claim 1 and 2, its
Be characterised in that: each central axis of organizing each driving wheel on wheel driver is in same horizontal plane, and each distance of organizing between the central axis of driving wheel of wheel driver is identical with the wheelbase of tested each corresponding axletree of bogie.
5. rail vehicle bogie dynamic load testing stand according to claim 1 and 2, it is characterized in that: each organizes the side end face of the driving wheel at two ends on wheel driver, respectively in same vertical plane, each organizes the gauge that distance between the inner side end of the driving wheel at two ends on wheel driver equals tested bogie.
6. rail vehicle bogie dynamic load testing stand according to claim 1, it is characterized in that: the guiding lifting device has four guiding trestles, be fixed wtih 1 elevating ram on each guiding trestle, four guiding trestles are divided into two groups, be vertically fixed on respectively near four jiaos, support, two guide rails rely on the support column at two ends separately, being supported on two guiding trestles of every group of slip, and the piston rod of the elevating ram on the two ends of guide rail and place guiding trestle connects.
7. according to claim 1 or 6 described rail vehicle bogie dynamic load testing stands, it is characterized in that: two guide rails of guiding lifting device lay respectively at the inboard of wheel driver two ends driving wheel, two guide rails are parallel to each other in the horizontal direction, and vertical with central axis of the driving wheel of each group on wheel driver, the distance between two guide rails equals the wheel rim distance of tested bogie both sides wheel.
8. rail vehicle bogie dynamic load testing stand according to claim 1, it is characterized in that: charger has two lower ends to be separately fixed at column on support both sides, crossbeam with two root post upper end fixed connections together, the cylinder barrel of two load cylinders is fixed on crossbeam, and the piston rod of two load cylinders is bound up on a portable beam.
9. according to claim 1 or 8 described rail vehicle bogie dynamic load testing stands, it is characterized in that: the axis of load cylinder is vertical, the load cylinder piston rod stretches out downwards, the axis of two load cylinders is in same vertical plane, this vertical plane is parallel with the central axis of the driving wheel of wheel driver, and the distance of the central axis of the driving wheel of this vertical plane separation wheel driver equals tested bogie bearing point apart from the distance of corresponding axletree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205658964U CN202928816U (en) | 2012-10-31 | 2012-10-31 | Rail vehicle bogie dynamic load test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205658964U CN202928816U (en) | 2012-10-31 | 2012-10-31 | Rail vehicle bogie dynamic load test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202928816U true CN202928816U (en) | 2013-05-08 |
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ID=48218769
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205658964U Expired - Lifetime CN202928816U (en) | 2012-10-31 | 2012-10-31 | Rail vehicle bogie dynamic load test bench |
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| Country | Link |
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| CN (1) | CN202928816U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760357A (en) * | 2018-07-23 | 2018-11-06 | 吉林大学 | A kind of reliability detecting device of gauge-changeable bogie carrying boots |
| CN109060388A (en) * | 2018-07-30 | 2018-12-21 | 西南交通大学 | Independently rotating wheel active guided modes testing stand |
| RU2733596C1 (en) * | 2020-03-04 | 2020-10-05 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Елецкий государственный университет им. И.А. Бунина" | Rig for car bogies diagnostics |
| RU2828175C1 (en) * | 2024-07-04 | 2024-10-07 | Акционерное общество "Научно-исследовательский и конструкторско-технологический институт подвижного состава" (АО "ВНИКТИ") | Test bench for testing railway wheels and rails for contact-fatigue damage and noise emission in conditions close to operating conditions |
-
2012
- 2012-10-31 CN CN2012205658964U patent/CN202928816U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760357A (en) * | 2018-07-23 | 2018-11-06 | 吉林大学 | A kind of reliability detecting device of gauge-changeable bogie carrying boots |
| CN109060388A (en) * | 2018-07-30 | 2018-12-21 | 西南交通大学 | Independently rotating wheel active guided modes testing stand |
| CN109060388B (en) * | 2018-07-30 | 2023-09-15 | 西南交通大学 | Independent rotating wheel active guide model test bench |
| RU2733596C1 (en) * | 2020-03-04 | 2020-10-05 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Елецкий государственный университет им. И.А. Бунина" | Rig for car bogies diagnostics |
| RU2828175C1 (en) * | 2024-07-04 | 2024-10-07 | Акционерное общество "Научно-исследовательский и конструкторско-технологический институт подвижного состава" (АО "ВНИКТИ") | Test bench for testing railway wheels and rails for contact-fatigue damage and noise emission in conditions close to operating conditions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130508 |
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| CX01 | Expiry of patent term |