CN102087166B - Detection line for railway vehicle speed-reducing equipment - Google Patents
Detection line for railway vehicle speed-reducing equipment Download PDFInfo
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- CN102087166B CN102087166B CN2010105867861A CN201010586786A CN102087166B CN 102087166 B CN102087166 B CN 102087166B CN 2010105867861 A CN2010105867861 A CN 2010105867861A CN 201010586786 A CN201010586786 A CN 201010586786A CN 102087166 B CN102087166 B CN 102087166B
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 63
- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 230000000979 retarding effect Effects 0.000 claims description 27
- 230000001681 protective effect Effects 0.000 claims description 16
- 230000009467 reduction Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
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- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
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- 238000004088 simulation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The invention provides a detection line for railway vehicle speed-reducing equipment. The detection line consists of a windlass, a traction buffer, a testing vehicle, a wheel sensor, a speed sensor, a pressure sensor, a displacement sensor, a detected equipment assembly clamp, an industrial control computer and a rail with an accelerating slope, a flat slope and a speed-reducing slope. The testing vehicle is rolled by using rail height difference, the position of the wheel sensor is changed, and the power supply of the windlass is cut off in time, so that different rolling speeds of the testing vehicle can be obtained. Technical data of the tested equipment can be acquired by various sensors, and a detection result is output through computer operation by utilizing special software. The detection line can detect and record the comprehensive performance of various types of railway vehicle speed-reducing equipment, and can replace the traditional detecting method of pushing trucks by virtue of the railway vehicle or locomotive.
Description
Technical field
The present invention relates to a kind of rail vehicle retarding device detection line, belong to the Performance Detection technical field of track traffic retarding device.
Background technology
The rail vehicle retarding device of widespread use at present comprises rail vehicle deceleration top, rail vehicle boundary member, rail vehicle car lug, anti-device, the emergent protective device of speed reduction unit or the like of slipping of rail vehicle.The combination property that all will carry out each item technical indicator before these equipment dispatch from the factory detects, like braking work, critical velocity, vertical reaction, braking capacity or the like.Traditional detection method is to advance flat car on special purpose railroad, to carry out with the railroad track car.This traditional detection method requires very strictness to the travel speed of railcar, and particularly when detecting critical velocity, the car speed permissible error is merely 0.10km/h, and general human pilot is difficult to grasp.And need a very long iron leg road circuit, be used for starting, acceleration, deceleration and the parking of rail vehicle.Recent years, domestic colleague has invented a kind of deceleration top performance simulation testing table that has circuit orbit, has solved problems such as adjusting speed accuracy.But this testing table can only detect the equipment in top that slows down, and the structure more complicated, and cost is very high, is not easy to apply.
Summary of the invention
The objective of the invention is for the rail vehicle retarding device that a kind of comprehensive method of investment cost is lower, velocity control accuracy is higher, simple and practical, easy to maintenance detection line is provided.Fundamentally solve strict to the travel speed of railcar, the difficult problem of grasping, influencing accuracy of detection of traditional detection method, simultaneously widely applicable.
Technical scheme of the present invention is: this rail vehicle retarding device detection line; Comprise track, testing vehicle, indoor industrial control computer and printer; Its technical essential is: also comprise windlass and equipment under test installation jig; Said track is provided with accelerating grade section, flat slope section and the slope section of slowing down; Said windlass places said accelerating grade section and utilizes the traction impact damper to connect said testing vehicle, and the track place between said windlass and the said testing vehicle is provided with wheel detector, the other speed pickup that also is provided with of said railway track; The side of said testing vehicle is provided with shadow shield; Can block the light wave of transmitter emission in the said speed pickup, said testing vehicle utilizes the high official post of different tracks, and it obtains different rolling speeds, and through changing different said equipment under test installation jigs multiple tested retarding device is detected.
Said tested retarding device is the top of slowing down, and said equipment under test is installed jig and for the top of slowing down jig is installed, and said deceleration top is installed jig and is provided with pressure transducer and displacement transducer, and the flat slope section that jig is arranged on said track is installed on said deceleration top.
Said deceleration top is installed jig and is utilized semicircle card and fastening bolt to be installed on said deceleration top hull outside; The sender unit cap of said pressure transducer is located at housing below, said deceleration top and is connected with said deceleration top hydraulic cylinder assembly; Said displacement transducer housing is installed on said deceleration top and installs in the fixed cover of jig; Said displacement transducer arm-tie probes into said deceleration top enclosure interior; The other end is connected with the sliding bar of said displacement transducer, and said deceleration top is installed jig and is provided with the guide pole that said displacement transducer is play the guiding role in addition, and said guide pole is provided with orienting sleeve and back-moving spring.
Said tested retarding device is the rail vehicle boundary member; Said rail vehicle boundary member is installed in the flat slope section of said track; The entrance and exit of said rail vehicle boundary member is installed one group of said speed pickup respectively, detects inlet velocity and the velocity of discharge of said testing vehicle through said rail vehicle boundary member respectively.
Said tested retarding device is the rail vehicle car lug; Said rail vehicle car lug is installed in the flat slope section of said track; And one group of said speed pickup is installed in the porch of said rail vehicle car lug, detect the speed before said testing vehicle collides said rail vehicle car lug.
Said tested retarding device is a lift wheel car lug; Said lift wheel car lug is installed in the flat slope section of said track; And one group of said speed pickup is installed in the porch of said lift wheel car lug, detect the speed before said testing vehicle collides said lift wheel car lug.
Said tested retarding device is the emergent protective device of speed reduction unit; The emergent protective device of said speed reduction unit is installed in the flat slope section of said track; And the footwear device is installed some groups of speed pickups with the skate throw off device position on the emergent protective device of said speed reduction unit, detects the last footwear speed of the emergent protective device of speed reduction unit and the speed of taking off one's shoes respectively.
Advantage of the present invention and positive technique effect: 1. utilize the circuit discrepancy in elevation to change the rolling speed of testing vehicle, method is simple, and speed is accurate.2. cost is lower, and equipment investment is few, applies easily.3. the actual rolling state of simulating vehicle makes test result more near the real work situation.4. detection line multiple use.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further specified:
Fig. 1 is a kind of structural representation front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 slows down among Fig. 1 to push up the front view that jig 5 is installed;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the left view of Fig. 4;
Fig. 7 is the front view of traction impact damper 6 among Fig. 1;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is the vertical view when utilizing the present invention to detect the rail vehicle boundary member;
Figure 10 is the front view when utilizing the present invention to detect the rail vehicle car lug;
Figure 11 is the front view when utilizing the present invention to detect lift wheel car lug;
Figure 12 is the vertical view when utilizing the present invention to detect emergent protective device;
Sequence number explanation among the figure: 1 windlass; 101 windlass control boxs; 102 motor; 103 reducer casinges; 104 reel clutch couplinges; 105 wire rope and reel; 2 testing vehicles; 3 tracks; 301 accelerating grade sections; 302 flat slope sections; 303 slow down sloping section; 4 speed pickups; 401 transmitters; 402 shadow shields; 403 receivers; 404 supports; 5 slow down pushes up the installation jig; 501 pressure transducers; 502 pressure transducers lid; 503 pressure transducer housings; 504 set nuts; 505 fixed covers; 506 displacement transducers; 507 displacement transducer arm-ties; 508 stop screws; 509 orienting sleeves; 510 connectors; 511 semicircle cards; 512 fastening bolts; 513 guide bar supports; 514 sensor web joints; 515 orienting sleeves; 516 back-moving springs; 517 guide poles; 518 sliding bars; 6 traction impact dampers; 601 towing pins; 602 impact damper housings; 603 spring stop pieces; 604 buffer springs; 605 pull bars; Semi-ring before 606; 607 fastening bolt nuts; 608 back semi-rings; 609 balancing plugs; 610 balance stems; 7 wheel detectors; 8 deceleration top assemblies; 801 tested deceleration tops; 802 deceleration top housings; 803 erection bolts; 804 clamp nuts; 9 tested rail vehicle boundary memberes; 10 tested rail vehicle car lugs; 11 tested lift wheel car lugs; The 12 tested speed reduction units protective device of meeting an urgent need.
Embodiment
Couple the present invention describes in detail according to Fig. 1-12.The present invention utilizes the potential energy of testing vehicle and the principle that kinetic energy transforms mutually, makes the free rolling of testing vehicle, the duty of simulation railway skating vehicle.One section short railway track can be set in factory, rack winch 1, testing vehicle 2, wheel detector 7 and equipment under test be set on railway track jig is installed.On equipment under test installation jig, pressure transducer 501 and displacement transducer 506 are set.On the railway track side speed pickup 4 is set, comprises transmitter 401, receiver 403 and support 404.At indoor industrial control computer, the printer of being provided with.Above-mentioned railway track length is shorter, is divided into accelerating grade, flat slope and slows down sloping three sections.Rack winch 1 is located at the peak of accelerating grade, and rack winch is connected with testing vehicle 2 through wire rope and traction impact damper 6.Like Fig. 7, shown in 8, traction impact damper 6 is connected in sequence by towing pin 601, impact damper housing 602, spring stop piece 603, buffer spring 604, pull bar 605, preceding semi-ring 606, fastening bolt nut 607, back semi-ring 608, balancing plug 609, balance stem 610.Rack winch 1 has reel clutch coupling 104, and corresponding speed sensor 4 is equipped with the shadow shield 402 that tests the speed on the testing vehicle 2.Wheel detector is installed in the appropriate location in the middle of the accelerating grade, is located at track 3 places between windlass 1 and the testing vehicle 2.The centre position that jig 5 can be located at flat slope section 302 is installed on tested deceleration top.
The course of work of the present invention is such: tested rail vehicle retarding device is installed in above the flat slope section 302 of track, starts windlass 1, move to accelerating grade section 301 tops through traction impact damper 6 pull test vehicles 2.When testing vehicle 2 is walked the infield of wheel detector 7; Wheel detector 7 is under the inductive action of wheel rim; Send a switching signal, through the power supply of the cut-out of the control circuit in the windlass control box 101 motor 102, testing vehicle 2 stops to move to the upward slope direction.Cut reel clutch coupling 104 simultaneously, testing vehicle 2 begins the direction of fall motion to accelerating grade section 301 under the effect of gravity.The potential energy of testing vehicle 2 savings because the position raises changes kinetic energy gradually into, and movement velocity is also accelerated thereupon.When testing vehicle 2 moved to flat slope section 302, motion promptly remained a constant speed.The installation site of mobile wheel sensor 7 can make testing vehicle 2 obtain needed slide line speed.Also some groups of wheel detectors 7 can be installed successively, switch the parking spot that changes testing vehicle 2, to obtain different rolling speeds through contactor.The effect of the slope section 303 of slowing down is to make testing vehicle 2 ramp to stop of finishing the work, and prevents that testing vehicle 2 from running off track 3 terminals.Testing vehicle 2 of the present invention utilizes the high official post of different tracks, and it obtains different rolling speeds, and can detect multiple tested retarding device through changing different equipment under test installation jigs.
Embodiment 1: detect rail vehicle deceleration top
Shown in Fig. 1-8; Windlass 1 is located at the peak of accelerating grade section 301; Wheel detector 7 is arranged on the appropriate location at accelerating grade section 301 middle parts, is connected through traction impact damper 6 between windlass 1 wire rope and the testing vehicle 2, and tested deceleration top installation jig 5 is arranged on the flat slope section 302 of track.Tested deceleration top 801 is fixed on the middle part of track flat slope section 302 rail through erection bolt 803 and clamp nut 804, and the top of slowing down is installed jig 5 and utilized semicircle card 511 and fastening bolt 512 to be installed on housing 802 outsides, deceleration top.The top installation jig that slows down is provided with pressure transducer 501 and displacement transducer 506; The sender unit cap 502 of pressure transducer 501 is located at housing 802 belows, deceleration top and is connected with deceleration top hydraulic cylinder assembly; Displacement transducer 506 housings are installed on the top of slowing down and install in the fixed cover 505 of jig; The displacement transducer arm-tie probes into housing 802 inside, deceleration top; The other end is connected with the sliding bar 518 of displacement transducer 506, and the top of slowing down is installed jig and is provided with the guide pole that displacement transducer is play the guiding role in addition, and guide pole is provided with orienting sleeve and back-moving spring.
When testing vehicle 2 presses tested deceleration when pushing up 801 with the speed that is higher than critical point, the gravity of testing vehicle 2 can pass to the pressure transducer 501 below the jig 5 through tested deceleration top 801 and pressure transducer lid 502.The current signal of a simulated pressure of pressure transducer 501 outputs, the data collecting card of delivering to industrial control computer through transmitter carries out data acquisition.Simultaneously; The athletic meeting that moves down on tested deceleration top 801 moves down through the sliding bar 518 that displacement transducer arm-tie 507 drives displacement transducer 506 together; Displacement transducer 506 can be exported the voltage signal of a simulation displacement, and the data collecting card of delivering to industrial computer carries out data acquisition.Two electric signal of pressure and displacement carry out the comprehensive computing of differential and integration by computing machine, calculate the braking work on tested deceleration top.If testing vehicle 2 presses tested deceleration with the speed of subcritical point and pushed up 801 o'clock, the output signal of pressure transducer is very little, and the data that COMPUTER CALCULATION goes out are the work of resistance on tested deceleration top 801.
Push up the moment before 801 at testing vehicle 2 through tested deceleration; The shadow shield 402 that is installed in testing vehicle 2 sides can be through the middle part of speed pickup 4; Light path between blocking transmitter 401 and the receiver 403; Computing machine will calculate the instantaneous velocity of testing vehicle according to the blocking light path during this period of time.
The position of mobile wheel sensor 7 can make things convenient for and adjusts the slide line speed that testing vehicle 2 arrives flat slope sections 302 exactly.Also can several wheel detectors be set, switch through electric switch and select the wheel detector of diverse location to come work at diverse location.Through slipping the row test several times, the rate signal when gathering 801 actings of tested deceleration top respectively and not doing work, computing machine can calculate the critical velocity on tested deceleration top 801.
Embodiment 2: detect the rail vehicle boundary member
As shown in Figure 9; When needs detect the braking capacity of rail vehicle boundary member 9; Tested rail vehicle boundary member 9 is installed in the flat slope section 302 of detection line; And one group of speed pickup 4 respectively is installed at the entrance and exit of rail vehicle boundary member 9, detect inlet velocity and the velocity of discharge of testing vehicle 2 respectively, through calculating the braking capacity that can learn tested rail vehicle boundary member 9 through rail vehicle boundary memberes 9.
Embodiment 3: detect the rail vehicle car lug
Shown in figure 10; When needs detect the braking capacity of rail vehicle car lug 10; Tested rail vehicle car lug 10 is installed in the flat slope section 302 of detection line; And one group of speed pickup 4 is installed in the porch of rail vehicle car lug 10, detect the speed before testing vehicle 2 collides rail vehicle car lugs 10.Behind rail vehicle car lug 10 vehicle 2 bumps to be tested, can slide, measure the braking capacity that its coasting distance can calculate rail vehicle car lug 10 along rail.
Embodiment 4: detect lift wheel car lug
Shown in figure 11; When needs detect the braking capacity of lift wheel car lug 11; Tested lift wheel car lug 11 is installed in the flat slope section 302 of detection line; And one group of speed pickup 4 is installed in the porch of lift wheel car lug 11, detect the speed before testing vehicle 2 collides lift wheel car lugs 11.Behind lift wheel car lug 11 vehicle 2 bumps to be tested, can slide, measure the braking capacity that its coasting distance can calculate lift wheel car lug 11 along rail.
Embodiment 5: detect the emergent protective device of speed reduction unit
Shown in figure 12, during velocity of discharge after needs detect the last footwear speed of the emergent protective device 12 of speed reduction unit and slow down, the tested speed reduction unit protective device 12 of meeting an urgent need is installed in the flat slope section 302 of detection line.And on the emergent protective device 12 of speed reduction unit the footwear device and the skate throw off device position some groups of speed pickups 4 are installed, detect the last footwear speed of the emergent protective device 12 of speed reduction unit and the speed of taking off one's shoes respectively.
Claims (7)
1. rail vehicle retarding device detection line; Comprise track, testing vehicle, indoor industrial control computer and printer; It is characterized in that: comprise that also windlass and equipment under test install jig, said track is provided with accelerating grade section, flat slope section and the slope section of slowing down, and said windlass places said accelerating grade section and utilizes the traction impact damper to connect said testing vehicle; Track place between said windlass and the said testing vehicle is provided with wheel detector; Railway track is other also to be provided with speed pickup, and the side of said testing vehicle is provided with shadow shield, can block the light wave of transmitter emission in the said speed pickup; Said testing vehicle utilizes the high official post of different tracks, and it obtains different rolling speeds, and through changing different said equipment under test installation jigs multiple tested retarding device is detected.
2. rail vehicle retarding device detection line according to claim 1; It is characterized in that: said tested retarding device is the top of slowing down; Said equipment under test is installed jig and for the top of slowing down jig is installed; Said deceleration top is installed jig and is provided with pressure transducer and displacement transducer, and the flat slope section that jig is arranged on said track is installed on said deceleration top.
3. rail vehicle retarding device detection line according to claim 2; It is characterized in that: said deceleration top is installed jig and is utilized semicircle card and fastening bolt to be installed on said deceleration top hull outside; The sender unit cap of said pressure transducer is located at housing below, said deceleration top and is connected with said deceleration top hydraulic cylinder assembly; Said displacement transducer housing is installed on said deceleration top and installs in the fixed cover of jig; Said displacement transducer arm-tie probes into said deceleration top enclosure interior; The other end is connected with the sliding bar of said displacement transducer, and said deceleration top is installed jig and is provided with the guide pole that said displacement transducer is play the guiding role in addition, and said guide pole is provided with orienting sleeve and back-moving spring.
4. rail vehicle retarding device detection line according to claim 1; It is characterized in that: said tested retarding device is the rail vehicle boundary member; Said rail vehicle boundary member is installed in the flat slope section of said track; The entrance and exit of said rail vehicle boundary member is installed one group of said speed pickup respectively, detects inlet velocity and the velocity of discharge of said testing vehicle through said rail vehicle boundary member respectively.
5. rail vehicle retarding device detection line according to claim 1; It is characterized in that: said tested retarding device is the rail vehicle car lug; Said rail vehicle car lug is installed in the flat slope section of said track; And one group of said speed pickup is installed in the porch of said rail vehicle car lug, detect the speed before said testing vehicle collides said rail vehicle car lug.
6. rail vehicle retarding device detection line according to claim 1; It is characterized in that: said tested retarding device is a lift wheel car lug; Said lift wheel car lug is installed in the flat slope section of said track; And one group of said speed pickup is installed in the porch of said lift wheel car lug, detect the speed before said testing vehicle collides said lift wheel car lug.
7. rail vehicle retarding device detection line according to claim 1; It is characterized in that: said tested retarding device is the emergent protective device of speed reduction unit; The emergent protective device of said speed reduction unit is installed in the flat slope section of said track; And the footwear device is installed some groups of speed pickups with the skate throw off device position on the emergent protective device of said speed reduction unit, detects the last footwear speed of the emergent protective device of speed reduction unit and the speed of taking off one's shoes respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105867861A CN102087166B (en) | 2010-12-14 | 2010-12-14 | Detection line for railway vehicle speed-reducing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105867861A CN102087166B (en) | 2010-12-14 | 2010-12-14 | Detection line for railway vehicle speed-reducing equipment |
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| CN102087166A CN102087166A (en) | 2011-06-08 |
| CN102087166B true CN102087166B (en) | 2012-03-14 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192843B (en) * | 2011-03-15 | 2012-08-22 | 沈阳祺盛机械有限公司 | Dynamic detection testing machine of bumper |
| CN102607632B (en) * | 2012-02-29 | 2014-11-05 | 深圳市丰泰瑞达实业有限公司 | Track testing device |
| CN103234764B (en) * | 2013-04-26 | 2017-03-08 | 刘斌斌 | Automotive brake energy calculation device |
| CN103273945B (en) * | 2013-05-24 | 2015-06-10 | 杨恩久 | Electric-control wheel-stopping train-blocking device |
| CN103707893B (en) * | 2014-01-22 | 2015-11-18 | 陈佳怡 | A kind of on-site performance detection vehicle for railway dowty retarder |
| CN105109520B (en) * | 2015-08-01 | 2019-03-12 | 宁波佰斯特铁路安全设备制造有限公司 | Deceleration top on-line monitoring system based on pressure sensor |
| CN105115741B (en) * | 2015-08-01 | 2018-12-25 | 宁波佰斯特铁路安全设备制造有限公司 | Deceleration top failure judgment method and device for the determination method |
| DE102016224547A1 (en) * | 2016-12-09 | 2018-06-14 | Robert Bosch Gmbh | Method of arranging cars on a track section |
| CN106627653A (en) * | 2017-02-09 | 2017-05-10 | 周振华 | Retarder capable of automatically measuring braking force |
| CN108458863B (en) * | 2018-03-22 | 2023-12-22 | 中南大学 | Rail longitudinal reciprocating loading simulation experiment device |
| CN111060334B (en) * | 2020-01-06 | 2025-03-25 | 北京唐智科技发展有限公司 | A rail transit vehicle derailment monitoring test device |
| CN115723796A (en) * | 2022-11-24 | 2023-03-03 | 黄思源 | Non-stop dynamic detection device and detection method for railway retarder |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3788278B2 (en) * | 2001-07-04 | 2006-06-21 | 株式会社明電舎 | Brake tester control system |
| CN200955993Y (en) * | 2003-11-25 | 2007-10-03 | 上海铁路站场调速技术中心有限公司 | Simulation test bench for retarder performance testing |
| CN201025465Y (en) * | 2006-12-20 | 2008-02-20 | 吕贵刚 | Deceleration top test device |
| CN101561979B (en) * | 2009-06-05 | 2011-01-05 | 北京交通大学 | Vehicle-bridge coupling power experimental model device |
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