CN203259349U - Zigzag motion experiment table for railway vehicle bogie - Google Patents

Zigzag motion experiment table for railway vehicle bogie Download PDF

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Publication number
CN203259349U
CN203259349U CN 201320285254 CN201320285254U CN203259349U CN 203259349 U CN203259349 U CN 203259349U CN 201320285254 CN201320285254 CN 201320285254 CN 201320285254 U CN201320285254 U CN 201320285254U CN 203259349 U CN203259349 U CN 203259349U
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China
Prior art keywords
bogie
track
tablet
experiment table
framework
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Withdrawn - After Issue
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CN 201320285254
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Chinese (zh)
Inventor
冯鉴
王海军
贾璐
徐飞
唐阳
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Southwest Jiaotong University
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Southwest Jiaotong University
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Abstract

The utility model discloses a zigzag motion experiment table for railway vehicle bogies, and the zigzag motion experiment table can conduct the teaching of and research on zigzag motion of railway vehicle bogies deeply. Therefore, the zigzag motion experiment table for railway vehicle bogies comprises a track and a bogie which is mounted on the track and can move along the track, wherein the bogie comprises front and rear wheel pairs and frameworks connecting the front and rear wheel pairs, the track comprises a testing section which is capable of simulating an actual track line, and the experiment table is provided with a first sensing module, a second sensing module and a third sensing module; when the bogie is running on the testing section, the first sensing module is used for acquiring motion parameters of the frameworks, the second sensing module is used for acquiring motion parameters of the front wheel pair, the third sensing module is used for acquiring motion parameters of the rear wheel pair, and the first sensing module and/or the second sensing module and/or the third sensing module are/is in signal connection with a data processing system for calculating and outputting relevant data of transverse swinging and yawing motion of the frameworks and/or the front wheel pair and/or the rear wheel pair.

Description

Configuration in railroad truck hunting experiment table
Technical field
The utility model relates to and a kind ofly can be used for imparting knowledge to students, the configuration in railroad truck hunting experiment table of scientific research.
Background technology
The hunting characteristic of rail truck is an important indicator in its dynamic performance, directly has influence on the raising of the design and running speed of vehicle.For the relevant colleges and universities of railway and other educational institutions, for the student provides real vehicle hunting demonstration, by experiment DATA REASONING and processing, it is very important really being familiar with hunting.For the research unit that railway is correlated with, can be by the experiment of bogie hunting and numerical simulation, to integrate theory with practice, the influence factor of research steering frame hunting, seek new theory and computing method, further promote the research of rail truck hunting, certain reference can be provided for the design of rail truck.And the major equipment that can carry out at present the experiment of rail truck hunting has locomotive whole vehicle rolling vibration table, motor train unit bogie rolling oscillatory type testing table, bogie critical velocity testing table, these experimental facilitiess can not gather the hunting related data of reflection bogie motion process, are difficult to deeply carry out the research of bogie hunting stationarity.In view of these experiments lack intuitive and operability, be difficult to teaching.At present, mostly only limit to the classroom explanation for the teaching of hunting, and lack experiment link, student's results of learning are not good.
The utility model content
The utility model aims to provide a kind of configuration in railroad truck hunting experiment table that carries out the teaching of configuration in railroad truck hunting, research that can be more deep.
For this reason, configuration in railroad truck hunting experiment table of the present utility model comprises track and installs in orbit also can be along its bogie that moves, described bogie comprise front and back wheel to and connect the right framework of this front and back wheel, described track has the test section that can simulate the actual track circuit, testing table be provided with when bogie when this test section moves, be used for obtaining the first induction module of framework kinematic parameter and/or be used for obtaining front square wheel to the second induction module of kinematic parameter and/or for obtaining rear square wheel to the 3rd induction module of kinematic parameter, described the first induction module and/or the second induction module and/or the 3rd induction module are connected with the data handling system signal, be used for to calculate and output framework and/or front square wheel to and/or the right yaw of rear square wheel and the related data of yaw motion.
A kind of concrete structure as the first induction module, described the first induction module comprises fore-and-aft distance tablet and the lateral separation tablet that is set in respectively described test section the place ahead and side, be set on the framework be used for measuring and the lateral separation tablet between the infrared ray displacement transducer of lateral separation, and be set on the framework about two be respectively applied to measure and the fore-and-aft distance tablet between the infrared ray displacement transducer of fore-and-aft distance; Above-mentioned these infrared ray displacement transducers are connected with the data handling system signal respectively.
A kind of concrete structure as the 3rd induction module, described the 3rd induction module comprises the lateral separation tablet that is set in described test section side, be set in respectively the framework test tablet of the framework left and right sides, be set in rear square wheel to be used for to measure on the axle box with the lateral separation tablet between the infrared ray displacement transducer of lateral separation, and be set in rear square wheel to about be respectively applied to measure the infrared ray displacement transducer of testing fore-and-aft distance between the tablet with corresponding framework on two axle boxes; Above-mentioned these infrared ray displacement transducers are connected with the data handling system signal respectively.
A kind of concrete structure as the second induction module, described the second induction module comprises fore-and-aft distance tablet and the lateral separation tablet that is set in respectively described test section the place ahead and side, be set in front square wheel to be used for to measure on the axle box and the lateral separation tablet between the infrared ray displacement transducer of lateral separation, and be set in front square wheel to about be respectively applied on two axle boxes to measure and the fore-and-aft distance tablet between the infrared ray displacement transducer of fore-and-aft distance; Above-mentioned these infrared ray displacement transducers are connected with the data handling system signal respectively.
As the further improvement to above-mentioned configuration in railroad truck hunting experiment table, the two ends of described track are the slope section, and middle described two slope sections are downward-sloping towards flat section direction respectively in order to equal section, and described test section is positioned on this flat section; Accelerating sections when wherein a slope section starts as bogie, this accelerating sections place is provided with for the lifting gear that bogie is promoted to a certain setting height place on the accelerating sections ramp and the stop device that bogie remained on this setting height; Breeze way when another slope section is braked as bogie, this breeze way place is provided with the clamping device for the bogie braking.
A kind of concrete structure as lifting gear, described lifting gear comprises support, rotary handle, turning gear and traction rope, described support is positioned at the initiating terminal of accelerating sections track, turning gear is rack-mount by bearing, rotary handle is connected with turning gear and drives its rotation, one end of traction rope is connected with bogie, and the other end is wrapped on the turning gear.
A kind of concrete structure as stop device, described stop device comprises translating device, elevating lever, pivot arm and stop block, described translating device is positioned at the below of accelerating sections track and can vertically moves along track, described pivot arm is installed on the translating device along the track horizontally set and by bearing, telescopic elevating lever is installed on the pivot arm and with pivot arm and forms certain angle, stop block is installed on the elevating lever by connecting rod, when bogie residing height on accelerating sections still can be implemented under the condition of rotating pivot arm by the frictional stops of stop block to the bogie wheel by the position of adjusting translating device and elevating lever not simultaneously.
A kind of concrete structure as clamping device, described clamping device is positioned at the inboard of breeze way track, it comprises telescopic resilient support arms, braking rail, bearing and contraction leverage, two described braking rail about the inboard of breeze way track is provided with, the described resilient support arms that is connected with many equal horizontally sets between these two braking rail and arranges along track longitudinal separation, described contraction leverage is arranged on the bearing, it has main tie and many branch's connecting links that are distributed on the main tie, one end of these branch's connecting links is flexibly connected with corresponding braking rail, the other end and main tie are flexibly connected, when main tie is not subjected to acting force, the both sides braking rail under the effect of resilient support arms to external expansion, thereby extruding is from the medial surface of the bogie wheel of breeze way track process, play the effect to the bogie braking, when the pulling main tie, these branch's connecting links will drive the both sides braking rail and inwardly shrink under the guiding of resilient support arms, thereby away from the medial surface from the bogie wheel of breeze way track process.
Configuration in railroad truck hunting experiment table of the present utility model can gather the bogie hunting related data of different structure.For example, when the right axle box of bogie front and back wheel and framework when being fixedly connected with form, can obtain the kinematic parameter of bogie by the first induction module, the second induction module or the 3rd induction module, and then calculate the related data of yaw and the yaw motion of bogie, thereby realize the data acquisition to the bogie hunting, for teaching, research are offered help.When the right axle box of bogie front and back wheel and framework are the flexible connection form, by the first induction module, the second induction module and the 3rd induction module can obtain respectively front square wheel to, rear square wheel to and the kinematic parameter of framework, and then calculate front square wheel to, rear square wheel to and the yaw of framework and the related data of yaw motion.
Below in conjunction with the drawings and specific embodiments the utility model is described further.The aspect that the utility model is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Fig. 1 is that the integral body of the utility model experiment table embodiment forms structured flowchart.
Fig. 2 is the structural representation of the utility model experiment table middle orbit part embodiment.
Fig. 3 is the structural representation of bogie part embodiment in the utility model experiment table.
Fig. 4 is the structural representation of lifting gear part embodiment in the utility model experiment table.
Fig. 5 is the structural representation of stop device part embodiment in the utility model experiment table.
Fig. 6 is the structural representation of clamping device part embodiment in the utility model experiment table.
Embodiment
Shown in Fig. 1 to 6, configuration in railroad truck hunting experiment table comprises track 1 and is installed in also can be along its bogie that moves 2 on the track 1, described bogie 2 comprises front and back wheel to 201 and connects this front and back wheel to 201 framework 202, front and back wheel is to being equipped with journal box spring locating device 203 between 201 axle box and the framework 202, described track 1 has the test section 1a that can simulate the actual track circuit, experiment table be provided with when bogie 2 when this test section 1a moves, be used for obtaining the first induction module of framework 202 kinematic parameters, be used for obtaining front square wheel to the second induction module of 201 kinematic parameters and for obtaining rear square wheel to the 3rd induction module of 201 kinematic parameters, described the first induction module, the second induction module is connected with data handling system 3 signals with the 3rd induction module, be used for calculating and output framework 202, front square wheel to 201 and rear square wheel to 201 yaw and the related data of yaw motion, the two ends of described track 1 are the slope section, middle for equalling section, described two slope sections are downward-sloping towards flat section direction respectively, and described test section 1a is positioned on this flat section; Accelerating sections 1b when wherein a slope section starts as bogie 2, this accelerating sections 1b place are provided with for the lifting gear 4 that bogie 2 is promoted to a certain setting height place on the accelerating sections 1b ramp and the stop device 5 that bogie 2 remained on this setting height; Breeze way 1c when another slope section is braked as bogie 2, this breeze way 1c place is provided with the clamping device 6 for bogie 2 brakings.Above the configuration in railroad truck hunting experiment table of this structure by stop device 5 bogie 2 is remained on setting height, unclamp voluntarily the rolling on accelerating sections 1b ramp of stop device 5 trailing bogies 2, need not externally to apply driving force, when bogie 2 moves to breeze way 1c track, realize the braking of bogie 2 by clamping device 6 and ramp buffering acting in conjunction; When bogie 2 when this test section 1a moves, the first induction module, the second induction module and the 3rd induction module obtain respectively front square wheel to, rear square wheel to and the kinematic parameter of framework, and then calculate front square wheel to, rear square wheel to and the yaw of framework and the related data of yaw motion, and then by data handling system 3 calculate and output framework 202, front square wheel to 201 and rear square wheel to 201 yaw and the related data of yaw motion.
Embodiment
With reference to Fig. 2, v-shaped track 1 is comprised of rail 101, sleeper 102 and pillar 103, comprise accelerating sections 1b, test section 1a and breeze way 1c, lateral separation tablet 7 is installed in breeze way 1c both sides, and the end of breeze way 1c is equipped with fore-and-aft distance tablet (not shown).With reference to Fig. 3, bogie 2 by the front and back two-wheeled to 201, framework 202, journal box spring locating device 203, framework test tablet 204 and a plurality of infrared ray displacement transducer 205 form, framework test tablet 204 wherein is set in respectively framework 202 left and right sides, the front end of bogie frame two curb girders is respectively installed an infrared ray displacement transducer, is used for the fore-and-aft distance x of respectively induction and fore-and-aft distance tablet 1, x 2Lateral separation y between an induction and the track one side lateral separation tablet 7 is installed in the top of bogie frame one curb girder end 1The infrared ray displacement transducer; Two right axle box ends of previous round respectively install one respectively the induction and the fore-and-aft distance tablet between fore-and-aft distance x 3, x 4The infrared ray displacement transducer, lateral separation y between an induction and the lateral separation tablet 7 is installed in the right axle box end of previous round 2The infrared ray displacement transducer; Rear one take turns two right axle box ends respectively install one respectively induction test fore-and-aft distance x between the tablet 204 with corresponding framework 5, x 6The infrared ray displacement transducer, rear one takes turns a right axle box end installs lateral separation y between an induction and the lateral separation tablet 7 3The infrared ray displacement transducer.Data handling system 3 is comprised of computing machine, data sink and simulation software, it is according to survey data and framework and two equation of motion establishment numerical simulation softwares of taking turns right weaving, yaw motion, after test is finished each time, can draw out framework and take turns right weaving, the movement locus of yaw motion with two.
With reference to Fig. 3, the data of surveying are as shown in table 1.The expression regulation of known parameters:
L is y 1The fore-and-aft distance at testing sensor and framework center;
B is the distance of lateral separation tablet 7 and wire center;
b fBe y 1The lateral separation at testing sensor and framework center;
b W1Be y 2Testing sensor and front-wheel are to the lateral separation at center;
b W2Be y 3Testing sensor and trailing wheel are to the lateral separation at center;
d fBe x 1, x 2Lateral separation between the testing sensor;
d W1Be x 3, x 4Lateral separation between the testing sensor;
d W2Be x 5, x 6Lateral separation between the testing sensor.
The unit of all distance parameters is mm.
Table 1: test parameter table
Symbol Parameter declaration
x 1,x 2 Framework both sides beam end displacement transducer respectively with the fore-and-aft distance of fore-and-aft distance tablet
x 3,x 4 Previous round to two axle box end displacement sensors respectively and the fore-and-aft distance between the fore-and-aft distance tablet
x 5,x 6 Rear one takes turns to two axle box end displacement sensors respectively and the fore-and-aft distance between the framework displacement tablet
y 1 Lateral separation between framework one curb girder end displacement sensor and the lateral separation tablet
y 2 Front-wheel is to the lateral separation between an axle box end displacement sensor and the lateral separation tablet
y 3 Trailing wheel is to the lateral separation between an axle box end displacement sensor and the lateral separation tablet
The hunting numerical computational formulas of bogie is as shown in table 2.
Table 2: bogie hunting numerical computational formulas table
With reference to Fig. 4, lifting gear 4 comprises support 401, rotary handle 402, turning gear 403 and traction rope 404, described support 401 is positioned at the initiating terminal of accelerating sections 1b track, turning gear 403 is installed on the support 401 by bearing, rotary handle 402 is connected with turning gear 403 and drives its rotation, one end of traction rope 404 is connected with bogie 2, and the other end is wrapped on the turning gear 403.Concrete, support is formed by the shaped steel assembly welding, and the turning gear two ends are rack-mount by axle and bearing, and bar structure and the turning gear of rotary handle are weldingly connected.Traction rope one end is connected with rotating shaft, and the other end links to each other with an axletree of trailed bogie.
With reference to Fig. 5, backstop device 5 comprises translating device 501, elevating lever 502, pivot arm 503 and stop block 504, described translating device 501 is positioned at the below of accelerating sections 1b track and can vertically moves along track, described pivot arm 503 is installed in the upper of translating device 501 along the track horizontally set and by bearing, telescopic elevating lever 502 is installed on the pivot arm 503 and with pivot arm 503 and forms certain angle, stop block 504 is installed on the elevating lever 502 by connecting rod, when bogie 2 residing height on accelerating sections 1b still can be implemented in the frictional stops of passing through 504 pairs of bogie 2 wheels of stop block under the condition of rotating pivot arm 503 not simultaneously by the position of adjusting translating device 501 and elevating lever 502.Concrete, pulley is installed in the both sides of translating device base plate, and pulley is installed in the iron chute, in each fixed position the translating device locking device is installed; Weld bearing mounting base above translating device, pivot arm is installed on the bearing mounting base of translating device by bearing; Elevating lever adopts steel pipe, is connected with the pivot arm mounting rod by bolt, selects the different connecting holes of elevating lever, can determine different height; Stop block and bar welding, this bar and elevating lever welding.
With reference to Fig. 6, clamping device 6 comprises the inboard that is positioned at breeze way 1c track, it comprises telescopic resilient support arms 601, braking rail 602, bearing 603 and contraction leverage 604, two described braking rail 602 about the inboard of breeze way 1c track is provided with, the described resilient support arms 601 that is connected with many equal horizontally sets between these two braking rail 602 and arranges along track longitudinal separation, described contraction leverage 604 is arranged on the bearing 603, it has main tie and many branch's connecting links that are distributed on the main tie, one end of these branch's connecting links is flexibly connected with corresponding braking rail 602, the other end and main tie are flexibly connected, when main tie is not subjected to acting force, both sides braking rail 602 under the effect of resilient support arms 601 to external expansion, thereby extruding is from the medial surface of bogie 2 wheels of breeze way 1c track process, play the effect to bogie 2 brakings, when the pulling main tie, these branch's connecting links will drive both sides braking rail 602 and inwardly shrink under the guiding of resilient support arms 601, thereby away from the medial surface from bogie 2 wheels of breeze way 1c track process.Concrete, resilient support arms is comprised of two steel pipes of size and middle steel spring, and two steel pipes weld with the braking rail of both sides respectively, and little steel pipe is put into big steel pipe, between big or small steel pipe steel spring is installed.Braking rail is identical with the pattern of the used rail of track, and rail level is in vertical position, and braking rail is placed on the steel plate of brushing lubricating oil.The box structure that bearing adopts steel plate installed-welded to become is fixedly connected with sleeper by bolt.The Connection Block that welds on the connecting link of contraction leverage and the braking rail is hinged, and the Connection Block that welds on connecting link and the pull bar is hinged; Pull bar passes bearing hole, equal brushing lubricating oil in turning joint place and contact position, bar hole; An iron hoop is welded in the end of pull bar, moves pull bar for ripping bar; One pull bar locking device is installed on the line, the position of this locking device steady brace when clamping device is in off working state.
Above-mentioned lifting gear 4 links to each other traction rope 404 with bogie, by rotary handle 402 rotating shaft devices 403, thereby the bogie that will be parked on the rectilinear orbit rises to desired height position.Above-mentioned stop device 5 realizes that by translating device 501 parallel longitudinal moves, and stops at the demand of differing heights to satisfy bogie, and the height of elevating lever 502 capable of regulating stop blocks 504 rotates ramp backstop and rolling function that pivot arm 503 can be realized bogie.Above-mentioned clamping device 6 has work and inoperative two states, when resilient support arms 601 freely stretches, clamping device is in running order, if bogie is by this device, take turns the inboard meeting extruding of two right wheels braking rail 602, thereby will produce friction between wheel inboard and the braking rail, and convert the kinetic energy of bogie to fricative thermal energy consumption and dissipate, realize braking function; Leverage 604 is shunk in pulling, two braking rail will be subject to inside outer acting force and overcome the elastic force of resilient support arms, two braking rail are moved inward, after moving to assigned position, the fixing leverage that shrinks, at this moment, clamping device is in off working state, when bogie by the time braking rail no longer contact with the inboard of wheel.

Claims (8)

1. configuration in railroad truck hunting experiment table, comprising track (1) and be installed in track (1) upward also can be along its bogie that moves (2), described bogie (2) comprises front and back wheel to (201) and connects this front and back wheel to the framework (202) of (201), it is characterized in that: described track (1) has the test section (1a) that can simulate the actual track circuit, testing table be provided with when bogie (2) when this test section (1a) moves, be used for obtaining the first induction module of framework (202) kinematic parameter and/or be used for obtaining front square wheel to second induction module of (201) kinematic parameter and/or for obtaining rear square wheel to the 3rd induction module of (201) kinematic parameter, described the first induction module and/or the second induction module and/or the 3rd induction module are connected with a data handling system (3) signal, be used for to calculate and output framework (202) and/or front square wheel to (201) and/or the rear square wheel related data to yaw and the yaw motion of (201).
2. configuration in railroad truck hunting experiment table as claimed in claim 1, it is characterized in that: described the first induction module comprises fore-and-aft distance tablet and the lateral separation tablet (7) that is set in respectively described test section (1a) the place ahead and side, and it is upper for lateral separation (y between measurement and the lateral separation tablet (7) to be set in framework (202) 1) the infrared ray displacement transducer, and be set on the framework (202) about two be respectively applied to measure and the fore-and-aft distance tablet between fore-and-aft distance (x 1, x 2) the infrared ray displacement transducer; Above-mentioned these infrared ray displacement transducers are connected with data handling system (3) signal respectively.
3. configuration in railroad truck hunting experiment table as claimed in claim 2, it is characterized in that: described the 3rd induction module comprises the lateral separation tablet (7) that is set in described test section (1a) side, be set in respectively the framework test tablet (204) of framework (202) left and right sides, be set in rear square wheel to being used for lateral separation (y between measurement and the lateral separation tablet (7) on (201) axle box 3) the infrared ray displacement transducer, and be set in rear square wheel and be respectively applied on two axle boxes measure with corresponding framework about to (201) and test fore-and-aft distance (x between the tablet (204) 5, x 6) the infrared ray displacement transducer; Above-mentioned these infrared ray displacement transducers are connected with data handling system (3) signal respectively.
4. such as the described configuration in railroad truck hunting of any one claim experiment table in the claims 1 to 3, it is characterized in that: described the second induction module comprises fore-and-aft distance tablet and the lateral separation tablet (7) that is set in respectively described test section (1a) the place ahead and side, is set in front square wheel to being used for lateral separation (y between measurement and the lateral separation tablet (7) on (201) axle box 2) the infrared ray displacement transducer, and be set in that front square wheel is respectively applied on two axle boxes measure about to (201) and the fore-and-aft distance tablet between fore-and-aft distance (x 3, x 4) the infrared ray displacement transducer; Above-mentioned these infrared ray displacement transducers are connected with data handling system (3) signal respectively.
5. configuration in railroad truck hunting experiment table as claimed in claim 1, it is characterized in that: the two ends of described track (1) are the slope section, middle described two slope sections are downward-sloping towards flat section direction respectively in order to equal section, and described test section (1a) is positioned on this flat section; Accelerating sections (1b) when wherein a slope section starts as bogie (2), this accelerating sections (1b) are located to be provided with for the lifting gear (4) that bogie (2) is promoted to a certain setting height place on accelerating sections (1b) ramp and the stop device (5) that bogie (2) remained on this setting height; Breeze way (1c) when another slope section is braked as bogie (2), this breeze way (1c) locates to be provided with the clamping device (6) for bogie (2) braking.
6. configuration in railroad truck hunting experiment table as claimed in claim 5, it is characterized in that: described lifting gear (4) comprises support (401), rotary handle (402), turning gear (403) and traction rope (404), described support (401) is positioned at the initiating terminal of accelerating sections (1b) track, turning gear (403) is installed on the support (401) by bearing, rotary handle (402) is connected with turning gear (403) and drives its rotation, one end of traction rope (404) is connected with bogie (2), and the other end is wrapped on the turning gear (403).
7. configuration in railroad truck hunting experiment table as claimed in claim 5, it is characterized in that: described stop device (5) comprises translating device (501), elevating lever (502), pivot arm (503) and stop block (504), described translating device (501) is positioned at the below of accelerating sections (1b) track and can vertically moves along track, described pivot arm (503) is installed in the upper of translating device (501) along the track horizontally set and by bearing, telescopic elevating lever (502) is installed in pivot arm (503) upward and forms certain angle with pivot arm (503), stop block (504) is installed on the elevating lever (502) by connecting rod, when bogie (2) residing height on accelerating sections (1b) still can be implemented under the condition of rotating pivot arm (503) by the frictional stops of stop block (504) to bogie (2) wheel by the position of adjusting translating device (501) and elevating lever (502) not simultaneously.
8. configuration in railroad truck hunting experiment table as claimed in claim 5, it is characterized in that: described clamping device (6) is positioned at the inboard of breeze way (1c) track, it comprises telescopic resilient support arms (601), braking rail (602), bearing (603) and contraction leverage (604), two described braking rail (602) about the inboard of breeze way (1c) track is provided with, the described resilient support arms (601) that is connected with many equal horizontally sets between these two braking rail (602) and arranges along track longitudinal separation, described contraction leverage (604) is arranged on the bearing (603), it has main tie and many branch's connecting links that are distributed on the main tie, one end of these branch's connecting links is flexibly connected with corresponding braking rail (602), the other end and main tie are flexibly connected, when main tie is not subjected to acting force, both sides braking rail (602) under the effect of resilient support arms (601) to external expansion, thereby extruding is from the medial surface of bogie (2) wheel of breeze way (1c) track process, play the effect to bogie (2) braking, when the pulling main tie, these branch's connecting links will drive both sides braking rail (602) and inwardly shrink under the guiding of resilient support arms (601), thereby away from the medial surface from bogie (2) wheel of breeze way (1c) track process.
CN 201320285254 2013-05-23 2013-05-23 Zigzag motion experiment table for railway vehicle bogie Withdrawn - After Issue CN203259349U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103267648A (en) * 2013-05-23 2013-08-28 西南交通大学 Snake movement experiment table for railway vehicle bogie
CN103594016A (en) * 2013-06-09 2014-02-19 柳州铁道职业技术学院 Railway ballastless track simulation teaching platform
CN108399851A (en) * 2018-03-16 2018-08-14 长春师范大学 A kind of typotron wheel maintenance virtual simulated training system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103267648A (en) * 2013-05-23 2013-08-28 西南交通大学 Snake movement experiment table for railway vehicle bogie
CN103267648B (en) * 2013-05-23 2016-03-02 西南交通大学 Snake movement experiment table for railway vehicle bogie
CN103594016A (en) * 2013-06-09 2014-02-19 柳州铁道职业技术学院 Railway ballastless track simulation teaching platform
CN108399851A (en) * 2018-03-16 2018-08-14 长春师范大学 A kind of typotron wheel maintenance virtual simulated training system

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