CN109030022A - A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track - Google Patents
A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track Download PDFInfo
- Publication number
- CN109030022A CN109030022A CN201810766973.4A CN201810766973A CN109030022A CN 109030022 A CN109030022 A CN 109030022A CN 201810766973 A CN201810766973 A CN 201810766973A CN 109030022 A CN109030022 A CN 109030022A
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- Prior art keywords
- traction
- vehicle
- trailer wagon
- collision
- track
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
Abstract
The present invention discloses a kind of pilot system that the biasing head-on collision of two vehicles is carried out on single traction track, solves the problems, such as the two vehicles biasing head-on collision on single straight line traction track.Test includes track drawing device, trailer wagon, traction stopper, biasing head-on collision tractor；The traction stopper includes energy absorber and overhanging arm, and overhanging arm can release the mounting of the trailer wagon Yu traction track wirerope, and energy absorber can prevent the operation of trailer wagon；The biasing head-on collision tractor is arranged on an at least test vehicle, including a bracket, one end connect trailer wagon, and the other end is provided with U type slot part, draws chain for connecting traction positioning pin and vehicle.For needing to bias the test vehicle of traction, trailer wagon is connect by biasing head-on collision tractor with test vehicle；For not needing the test vehicle of biasing traction, trailer wagon is directly connect with test vehicle.
Description
Technical field
The present invention relates to a kind of vehicle impact testing device and the methods of realization, especially suitable for two vehicle offset collisions, and
Two vehicle offset collisions test under same traction track.
Background technique
With the increase of car ownership, consumer requires to be increasingly stringenter to the collision safety performance of vehicle, wherein just
Face collision is a kind of bigger form of traffic accident probability of happening.In order to reach the country even requirement of international standard, just must
It must carry out the performance of a large amount of verification experimental verification product.
Real vehicle collision test is most basic, the most effective test method of overall merit Crash Safety Design of Vehicles energy, because
It is closest with real vehicles crash conditions, so test result convincingness is most strong, meanwhile, it is also final inspection vapour
The essential test of vehicle security performance.
The collision shape used in current full scale vehicle collision field overwhelming majority In Automotive Frontal Crash Regulations, standard and research and development test
Formula is that test vehicle hits rigid obstacle or changeability obstacle.In recent years, the problem of frontal crash of vehicles compatibility, gradually causes
The concern of industry, more and more enterprises start in car crass research and development test using the head-on collision of two vehicle fronts, the biasing pair of two vehicles
For the mode hit more realistically to reproduce vehicle frontal collision process, biasing has two vehicles pair such as 25% overlapping, 40% overlapping in head-on collision
Hit test.
But the collision traction track of most domestic enterprise and testing agency is single rectilinear orbit at present, can be carried out
Two vehicles 100% overlapping head-on collision test (front head-on collision) can not but carry out the biasing head-on collision test of two vehicles, how in single traction track
The upper biasing head-on collision for realizing two vehicles, is a necessary research topic, it can be reduced the complexity of test facilities, save at
This.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of test for realizing the two vehicles biasing head-on collision on single traction track
System, the pilot system are able to solve the problem of carrying out the biasing head-on collision test of two vehicles on single straight line traction track, just face
It hits and is also able to achieve.
It is as follows that the present invention solves the technical solution that above-mentioned technical problem is taken: one kind two vehicles on single traction track are inclined
Set the pilot system of head-on collision, it is characterised in that: including track drawing device, trailer wagon, traction stopper, biasing head-on collision traction
Device；
The track drawing device includes a traction track and traction track wirerope, and the trailer wagon is articulated in traction
On track wirerope, run on traction track；
The traction stopper is arranged on the traction track, includes energy absorber and overhanging arm, the energy absorber by
Energy-absorbing contact surface, energy-absorbing spring, energy-absorbing crumple bar composition, the overhanging arm can release the trailer wagon and traction track steel
The mounting of cable, the energy absorber can prevent the operation of the trailer wagon；
The biasing head-on collision tractor is arranged on an at least test vehicle, including a bracket, one end of the bracket
The trailer wagon is connected, the other end of the bracket is provided with U type slot part, and a traction positioning pin is set to the U-type groove
In mouth part, it can be moved on the open direction of notch of postponing, it is immovable on perpendicular to notch direction, and the traction positioning pin
In can wear vehicle traction chain, the symmetrical both ends of bridge before test vehicle are fastened at the both ends of vehicle traction chain respectively；
For needing to bias the test vehicle of traction, the trailer wagon is led by biasing head-on collision tractor and vehicle
Draw chain to connect with test vehicle；
For not needing the test vehicle of biasing traction, the trailer wagon directly passes through the vehicle traction chain and examination
It validates the car connection；
The release arm that rotation can be touched by the overhanging arm is provided on the trailer wagon, arm can be released by being additionally provided with
The holding pin and fastening briquetting of pushing clamp the traction track steel with fastening seat when the fastening briquetting is pushed jointly
Cable discharges the traction track wirerope when the fastening briquetting unclamps.
Further, the energy-absorbing crumple bar includes fixing end and telescopic end, and telescopic end can stretch in fixing end, is stretched
Hold end that energy-absorbing contact surface is set, energy-absorbing contact surface cross section is greater than telescopic end, and the setting of energy-absorbing spring is in energy-absorbing contact surface and inhales
Between energy crumple bar fixing end.
Further, there are two parallel strip notches for bracket one end setting of the biasing head-on collision tractor, described
Strip notch connects the trailer wagon by bolt position adjustable, and the strip notch and the U type slot part have
There is a certain distance, the length direction of the strip notch is vertical with the open direction of the notch of the U type slot part.
Further, the U type slot part is set at the position of test vehicle center line.
Further, the traction positioning pin is made of symmetrical two parts, when this two parts is fastened by bolts molding
Afterwards, a pilot hole is formed on traction positioning pin, the vehicle traction chain is passed through from the pilot hole, and by the bolt
Fastening, the vehicle traction lock middle-of-chain position is fixed in the pilot hole.
Further, for connecting the trailer wagon for biasing head-on collision tractor, the company of being provided on the trailer wagon
Connecting bolt, the connection are bolted in the strip notch of the biasing head-on collision tractor.
Further, for being directly connected to the trailer wagon of test vehicle, connecting pin biography is provided on the trailer wagon
Moving axis, connecting pin, connecting pin positioning base, the release arm are connected the connecting pin transmission shaft and connecting pin, when described
Release arm drives the connecting pin to pass in and out the connecting pin positioning base when rotating；The vehicle traction lock middle-of-chain position is set
It sets and wears pin member, the pin member of wearing is locked in the connecting pin positioning base by the connecting pin.
Further, when the release arm discharge the traction track wirerope when, the connecting pin also just release described in
Vehicle draws chain.
Further, the pressing force between the fastening briquetting and fastening seat is adjusted by a fastening bolt.
Further, the traction track wirerope is an operation with closed ring, and two trailer wagons are in the traction rail
It is run in opposite directions on road wirerope.
Compared with prior art, the present invention significantly has the beneficial effect that:
1. vehicle biasing traction policy proposed by the present invention realizes the deviation of test vehicle and traction track, solves list
One traction track can not carry out the problem of two vehicles biasing head-on collision test.
2. also, designed according to the strip that vehicle biases notch in tractor, it is nonadjustable to solve biasing displacement
Problem is able to carry out different types of biasing head-on collision test.
3. the design of U type slot part and traction positioning pin, ensure that in test in vehicle tractor of the present invention
Test vehicle and vehicle tractor can it is convenient, be reliably separated, meet the test requirements document of collision vehicle in front art skating.
4. the present invention requires difference design trailer wagon structure according to traction, so that it had both been applicable to track centerline and lead
Draw, is also applied for offset track traction.
5. trailer wagon, carrying cable, traction stopper, test vehicle combination movements design, so that working as trolley quilt
Draw stopper it is out of service when, carrying cable also releases the constraint to trolley, and test vehicle is also released to be contacted with trolley.
Other features and advantages of the present invention will illustrate in the following description, and partial become from specification
It is clear that understand through the implementation of the invention.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1-two vehicle biasing head-on collision test schematic diagram；
Fig. 2-trailer wagon isometric view；
Fig. 3-trailer wagon and traction track wirerope lock schematic diagram；
Fig. 4-trailer wagon and traction track wirerope discharge schematic diagram；
Fig. 5-traction track wirerope moves schematic diagram.
Fig. 6-trailer wagon and test vehicle connection schematic diagram；
Fig. 7-trailer wagon and traction lock chain link schematic diagram；
Fig. 8-biasing head-on collision tractor and test vehicle and trailer wagon connection schematic diagram；
Fig. 9-biasing head-on collision retractor structures disassembly diagram；
Figure 10-trailer wagon and biasing head-on collision tractor connection schematic diagram；
Figure 11-biasing head-on collision retractor structures combination diagram；
Figure 12-biasing head-on collision tractor traction locating pin structure figure；
Figure 13-traction stopper isometric view；
Figure 14-traction stopper and track connection schematic diagram.
Figure label: 1- trailer wagon, 2- draw stopper, 3- biasing head-on collision tractor, 4- traction track, 5- traction rail
Road wirerope, 6- vehicle traction chain, 11- trolley, 12- connection bolt, 13- release arm, 14- connecting pin transmission shaft, 15- are led
Draw small pulley sheave, 16- connecting pin positioning base, 17- connecting pin, 18- fastening bolt, 19- fastening briquetting, 20- holding pin, 21-
Fastening seat, 22- energy-absorbing contact surface, 23- energy-absorbing spring, 24- energy-absorbing crumple bar, 25- energy absorber, 26- stopper and track are tight
Fixing bolt, 27- stopper and track fastening block, 28- overhanging arm link block, 29- overhanging arm, 30- wear pin member, 31- bracket, 32-U
Type groove mouth part, 33- draw positioning pin, 34- bolt, 35- strip notch one, 36- strip notch two, 37- pilot hole.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments, wherein and attached drawing constitutes the application a part,
And together with embodiments of the present invention for illustrating the present invention.But it will be appreciated by those skilled in the art that following embodiment is simultaneously
Be not to technical solution of the present invention make unique restriction, it is all done under technical solution of the present invention Spirit Essence it is any equivalent
Transformation or change, are regarded as belonging to the scope of protection of the present invention.
The present invention proposes that a kind of pilot system of the biasing of two vehicles on single traction track head-on collision, the set pilot system include
Trailer wagon 1, traction stopper 2, biasing head-on collision tractor 3, traction track 4, traction track wirerope 5, vehicle draw chain 6
Deng as shown in Figure 1.
Trailer wagon 1 is moved toward one another for drawing two vehicle A, the B mutually collided.When 1 towing vehicle of trailer wagon reaches
It when drawing 2 position of stopper, is blocked, no longer towing vehicle advances, vehicle art skating under effect of inertia, until collision.
When two vehicle impact tests, if only wherein a vehicle is mobile, another vehicle is motionless, then need to only install and lead on mobile vehicle
Draw trolley 1, if two cars all move, a trailer wagon 1 need to be respectively installed.
Trailer wagon 1 is walked under the traction of traction track wirerope 5 along traction track 4, and traction track wirerope 5 is by motor and master
Driven wheel drive, cycle operation, as shown in Figure 5.Motor, the principal and subordinate wheel etc. of traction track 4, traction track wirerope 5 and driving
Constitute track drawing device.
Fig. 2 is trailer wagon normal axomometric drawing, and trailer wagon includes trolley 11, is equipped on car body: connection bolt 12,
Release arm 13, connecting pin transmission shaft 14, trailer wagon pulley 15, connecting pin positioning base 16, connecting pin 17, fastening bolt 18,
Fasten briquetting 19, holding pin 20, fastening seat 21.
Fig. 3, Fig. 4 show trailer wagon 1 and 5 connection schematic diagram of traction track wirerope, and Fig. 3 is trailer wagon 1 and traction
Track wirerope 5 locks schematic diagram, and Fig. 4 is that trailer wagon 1 and traction track wirerope 5 discharge schematic diagram.When release arm 13 be in
When traction track wirerope upright position, release arm 13 drives the holding pin 20 of lower section to contact with fastening briquetting 19, by traction track
Wirerope 5 is pressed in centre, and the gap between fastening briquetting 19 and fastening seat 21 can be adjusted by fastening bolt 18, to complete to lead
Draw being reliably connected between trolley and traction track wirerope.When release arm 13 leaves with traction track wirerope upright position, release
The holding pin 20 for putting 13 lower section of arm is contacted with the fastening releasing of briquetting 19, and trailer wagon and traction track wirerope are released and connected.
It is also connected with connecting pin transmission shaft 14 simultaneously on rotatable release arm 13, connecting pin transmission shaft 14 is connected to again
Outbound 17, release arm 13, connecting pin transmission shaft 14, connecting pin 17 link, and the effect of connecting pin transmission shaft 14 is by release arm 13
Be converted into linear motion of the connecting pin 17 in connecting pin positioning base 16.Connection can be driven when release arm 13 rotates
Pin 17 puts in or withdraws from connecting pin positioning base 16, to ensure connection of the vehicle traction chain 6 on trailer wagon.In release arm
When 13 vertical locking track wirerope, lucky connecting pin 17 is injected in connecting pin positioning base 16 also by vehicle traction lock chain lock at this time
Tightly, this process is the forward process of towing vehicle；Conversely, connecting pin 17 also pulls out at this time when release arm 13 discharges track wirerope
Pedestal 16 out, vehicle traction chain are also deviate from, and vehicle and trolley are released and connected.This part-structure is then used if it is biasing traction
On not.
Trailer wagon pulley 15 be in order to reduce trailer wagon in traction track in moving process between rail walls
Frictional force.Connect connection of the bolt 12 for trailer wagon 1 and biasing head-on collision tractor 2.
Trailer wagon 1 is connected with test vehicle, when trailer wagon, which does not have to pulling test vehicle, deviates traction track, traction
Trolley and test vehicle are all walked on the center line of traction track, and trailer wagon draws chain 6 and test by vehicle at this time
Vehicle connection.As shown in Figure 6, Figure 7, vehicle traction chain 6 is fastened before vehicle on bridge, and the both ends of vehicle traction chain 6 are distinguished
It is fixed on the solid and reliable position at the both ends test vehicle Qian Qiao, fixed position is relative to vehicle centre-line bilateral symmetry, to guarantee
Vehicle traction 6 middle position of chain is in the car on heart line.Vehicle traction 6 middle position of chain is fixed to wear and connects one and wear pin member 30,
It wears pin member 30 to be inserted on trailer wagon 1 in connecting pin positioning base 16, pin member 30 will be worn with connecting pin 17 and be fixed on connecting pin
In positioning base 16, the connection of test vehicle and trailer wagon 1 is completed.
When trailer wagon needs pulling test vehicle to deviate traction track, then test vehicle is not or not the center of traction track
It walks on line, trailer wagon needs to connect by biasing head-on collision tractor 3 with test vehicle at this time, as shown in Figure 8.
Biasing head-on collision tractor 3, is the critical component for realizing vehicle biasing, structure is as shown in figs. 9 to 12.Biasing head-on collision
Tractor 3 includes bracket 31, U type slot part 32, traction positioning pin 33, bolt 34.31 one end of bracket is set there are two strip slot
Mouthful, it may be defined as strip notch 1, strip notch 2 36, the other end connects U type slot part 32；Two strip notches
It is arranged in parallel, and there is certain lateral distance between U type slot part 32, and the length direction and U of two strip notches
The open direction of the notch of type groove mouth part 32 is vertical.Traction positioning pin 33 is made of symmetrical two parts, this two parts passes through bolt
34 connections.After the two parts for drawing positioning pin 33 are fastened by bolt 34 to be formed, a pilot hole is formed on traction positioning pin 33
37, vehicle traction chain 6 is passed through from pilot hole 37, and is fastened by bolt 34, and play will not occur.Traction positioning pin 33 is placed in
In the notch of U type slot part 32.The intermediate position for drawing positioning pin 33 is thin, can put in U type slot part 32, two-end part
Slightly, it is stuck in except U type slot part 32, and the length at intermediate position is equivalent to the width of U type slot part, so, draw positioning pin
33 will not occur play in 32 width direction of U type slot part, not ensure that vehicle traction chain 6 in U type slot part 32 also not
Play can occur, thereby ensure that biasing head-on collision tractor 3 and vehicle draw chain 6 and be reliably connected, ensure that and instruction carriage
Be reliably connected.And traction positioning pin 33 is connected to the vehicle traction intermediate position of chain 6, it is U-shaped perpendicular to the center line of vehicle
Notch part 32 is located on the center line of vehicle.The design of U type slot part 32 and traction positioning pin 33, ensure that instruction carriage in test
With vehicle tractor can it is convenient, be reliably separated.
Biasing head-on collision tractor 3 realizes trailer wagon 1 and draws to the biasing of test vehicle, when test, passes through connection spiral shell
Strip notch 1 is fixed on trailer wagon front end by bolt 12, and strip notch 2 36 is fixed on trailer wagon rear end, from
And the connection of biasing head-on collision tractor 3 and trailer wagon 1 is completed, as shown in Fig. 1, Fig. 8.Due to strip notch 1 and strip
Shape notch 2 36 is designed to strip, and such design is so that biasing head-on collision tractor 3 can produce when connecting with trailer wagon 1
Certain offset meets different degrees of biasing head-on collision test requirements document.It clashes and tests for two vehicles of 25% overlapping, can adopt
The biasing head-on collision tractor 3 proposed with two the invention fixes two test vehicles respectively, to realize the examination of 25% overlapping
Test requirement.
Further, bracket 31 is whole is designed using triangular structure, and is designed in structural arm using aperture, is being guaranteed
The weight of tractor is reduced while bonding strength.
When test, the vehicle traction chain 6 of test vehicle is penetrated in the pilot hole 37 of traction positioning pin 33 in advance, is led to
It crosses bolt 34 and guarantees that traction positioning pin 33 and vehicle draw the connection of chain 6 and firm do not loosen；Vehicle draws 6 both ends of chain difference
It is fixed on the solid and reliable position at the both ends test vehicle Qian Qiao.U type slot part 32 and traction positioning pin 33 are located at vehicle traction
6 middle position of chain, that is, it is located at the position of center line of vehicle.Trailer wagon 1 is connected to biasing by connecting bolt 12
It clashes in two strip notches of tractor, is required according to bias levels, determine peace of the connection bolt 12 in strip notch
Holding position.Installation site of the trailer wagon 1 in strip notch is adjusted, that is, has adjusted trailer wagon 1 and test vehicle
The distance of center line.Biasing head-on collision 3 one end of tractor connects trailer wagon 1, and other end joint test vehicle realizes three's
It is reliably connected.
Trailer wagon 1 drives test vehicle to move along traction track acceleration by biasing head-on collision tractor 3, stops in traction
Trailer wagon, which is obstructed, at device 2 stops moving, and traction positioning pin 33 is deviate from from U type slot part 32 together with vehicle traction chain 6, tries
It collides after continuation art skating a distance of validating the car.
Figure 13 show traction stopper 2, and traction stopper 2 is set on traction track, mainly by energy absorber 25 and outside
Semi-girder 29, stopper and track fastening block 27, stopper and track fastening bolt 26, overhanging arm link block 28 are constituted.Traction stops
Only device 2 is fixed on traction track by stopper and track fastening block 27 and stopper and track fastening bolt 26；Energy absorber
25 and overhanging arm 29 pass through overhanging arm link block 28 connect.Energy absorber 25 is mainly by energy-absorbing contact surface 22, energy-absorbing spring 23, energy-absorbing
Crumple bar 24 forms, and energy-absorbing crumple bar 24 includes fixing end and telescopic end, and telescopic end can stretch in fixing end, telescopic end end
Energy-absorbing contact surface 22 is set, and 22 cross section of energy-absorbing contact surface is greater than telescopic end, and energy-absorbing spring 23 is pressed on fixing end and connects with energy-absorbing
Between contacting surface 22.The length of overhanging arm 29 is greater than the length of energy absorber 25 under natural conditions.
When trailer wagon 1 reaches traction 2 position of stopper, overhanging arm 29 takes the lead in mutual with the release arm 13 of trailer wagon
Effect, makes release arm 13 leave the position perpendicular with traction track wirerope 5, to release trailer wagon 1 and traction track steel
The connection of cable 5 makes trolley art skating.Then, trailer wagon 1 collides energy absorber 5, and energy absorber 25 passes through energy-absorbing contact surface
22, energy-absorbing spring 23, energy-absorbing crumple bar 24 make the stop motion after connecting with the releasing of traction track wirerope 5 of trailer wagon 1.Traction
After 1 stop motion of trolley, the test vehicle being connect with trailer wagon 1, under effect of inertia still can art skating a distance,
Until colliding.
The head-on collision of two vehicle fronts both may be implemented using the covering device, the biasing head-on collision of two vehicles also may be implemented, two vehicles run feelings
Condition can be divided into following several: 1. 1 vehicles also along traction track straight-line travelling, are realized at this time along traction track straight-line travelling, another vehicle
Front head-on collision；2. a vehicle deviates traction track straight-line travelling along traction track straight-line travelling, another vehicle, biasing pair is realized at this time
It hits, but amount of bias is little；3. liang vehicle deviates traction track straight-line travelling, the two biggish head-on collisions of vehicle amount of bias are realized at this time.
Below with a vehicle along traction track straight-line travelling, another vehicle illustrates biasing pair for deviateing traction track straight-line travelling
The realization process hit:
As shown in Figure 1, setting vehicle A as along the vehicle of traction track straight-line travelling, vehicle centre-line and track centerline weight
It closes；If vehicle B is to deviate from traction track but the vehicle with track keeping parallelism straight-line travelling.Then at this point for vehicle A: needing
On vehicle A install vehicle draw chain 6, vehicle traction chain 6 fasten the both ends vehicle Qian Qiao relative to vehicle centre-line pair
The position of title fixes one in the middle position of chain and wears pin member 30；One trailer wagon 1 is set on ground traction track 4, is drawn
Trolley 1 is lower than vehicle chassis, and trailer wagon 1 is fixed on traction track wirerope 5 along tracks travel；It wears pin member 30 and is placed in trolley
Rotatable release arm 13 is set in connecting pin positioning base 16, on trailer wagon, and rotation release arm 13 drives STATEMENT OF FEDERALLY SPONSORED connection
Pin transmission shaft 14 connecting pin 17 is inserted on trolley in connecting pin positioning base 16, pin member 30 will be worn and locked, complete vehicle A with
The connection of trailer wagon；Simultaneously rotate release arm 13 also link drive holding pin 20 compress fastening briquetting 19, fastening briquetting 19 by
Traction track wirerope 5 is pressed on fastening seat 21, realizes the connection of trailer wagon 1 and traction track wirerope 5, thus completion pair
The equipment of vehicle A.
For vehicle B: needing to install vehicle on vehicle B according to the method described above and draw chain 6, only vehicle draws chain
Do not have to wear to connect on 6 to wear pin member 30, but chain is pierced into the traction positioning pin 33 of biasing head-on collision tractor 3, and draws positioning
Pin 33 is located exactly at the middle position of chain, thus completes the connection of vehicle B and biasing head-on collision tractor 3；And biasing is clashed
The other end of tractor 3 is bolted on trailer wagon 1, thus completes biasing head-on collision tractor 3 and trailer wagon 1
Connection；The linkage of release arm 13 on rotation traction traction trolley 1 drives holding pin 20 to compress fastening briquetting 19, and fastening briquetting 19 will be drawn
Track wirerope 5 is pressed on fastening seat 21, is realized the connection of trailer wagon 1 and traction track wirerope 5, is thus completed to vehicle
The equipment of B.
Trailer wagon 1 is placed in traction track 4, and the position that biasing head-on collision tractor 3 connects vehicle traction chain 6 is in vehicle
Center line on, and bias head-on collision tractor 3 connect vehicle traction chain 6 position with connect trailer wagon 1 position it
Between there is certain lateral distance, so vehicle B center line offset track center line has at a distance from equal with this, and draw positioning
Pin 33 is located at the center of vehicle forward direction, so keeping vehicle B center line parallel with track centerline.In vehicle B
The offset of heart line and traction track center line determines by biasing head-on collision tractor 3, vehicle A center line and vehicle B center line
The bias levels of the biasing head-on collision test of distance as two vehicles.
When test, two trailer wagons draw respective vehicle on same closed loop wirerope and move toward one another, on traction track
Two traction stoppers 2 are oppositely arranged, when vehicle A reaches traction 2 position of stopper, overhanging arm 29 and trailer wagon release arm
13 interactions leave release arm 13 and traction track wirerope upright position, releasing trailer wagon 1 and traction track wirerope 5
Connection, meanwhile, release arm 13 makes vehicle traction chain 6 leave the connecting pin positioning base 16 of trailer wagon, freeing vehicle A with
The connection of trailer wagon 1；Then, trailer wagon collides stop motion after energy absorber 25, and vehicle A under effect of inertia still
It moves ahead, collides after sliding a distance with vehicle B.
When vehicle B reaches traction 2 position of stopper, overhanging arm 29 and trailer wagon release arm 13 interact, and make to release
Put arm 13 leave with traction track wirerope upright position, release trailer wagon and traction track wirerope connection, then, traction it is small
Vehicle 1 collides stop motion after energy absorber 25, and vehicle B still moves ahead under effect of inertia, so biasing head-on collision tractor 3
Traction positioning pin 33 is detached from from U type slot part 32, is collided after vehicle B art skating a distance with vehicle A.
The present invention is directed to different test requirements documents, can distinguish setting experimental rig, for there is the vehicle of biasing traction requirement,
It needs to add biasing head-on collision tractor, for the vehicle that no biasing traction requires, need to only be directly connected to trailer wagon.Meanwhile
Difference design is also done for trailer wagon, for biasing the trolley of traction, need to be arranged on trolley and be connected with biasing head-on collision tractor
The device (connection bolt 12) connect, for being not used in the trolley of biasing traction, need to only be arranged on trolley and draw chain with vehicle
The device being directly connected to can (connecting pin transmission shaft 14, connecting pin 17, connecting pin positioning base 16).So the present apparatus is flexible
Structure, which makes it have, flexibly uses function.
The above, the only specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, it is any ripe
Know those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, should all contain
Lid is within protection scope of the present invention.
Claims (10)
1. a kind of pilot system for carrying out the biasing head-on collision of two vehicles on single traction track, it is characterised in that: including track drawing
Device, trailer wagon, traction stopper, biasing head-on collision tractor；
The track drawing device includes a traction track and traction track wirerope, and the trailer wagon is articulated in traction track
On wirerope, run on traction track；
The traction stopper is arranged on the traction track, includes energy absorber and overhanging arm, the energy absorber is by energy-absorbing
Contact surface, energy-absorbing spring, energy-absorbing crumple bar composition, the overhanging arm can release the trailer wagon and traction track wirerope
Mounting, the energy absorber can prevent the operation of the trailer wagon；
The biasing head-on collision tractor is arranged on an at least test vehicle, including a bracket, one end connection of the bracket
The trailer wagon, the other end of the bracket are provided with U type slot part, and a traction positioning pin is set to the U type slot part
In, it can be moved on the open direction of notch of postponing, it is immovable on perpendicular to notch direction, and can in the traction positioning pin
Vehicle traction chain is worn, the symmetrical both ends of bridge before test vehicle are fastened at the both ends of the vehicle traction chain respectively；
For needing to bias the test vehicle of traction, the trailer wagon is connected by biasing head-on collision tractor and test vehicle
It connects；
For not needing the test vehicle of biasing traction, the trailer wagon is directly connect with test vehicle；
The release arm that rotation can be touched by the overhanging arm is provided on the trailer wagon, arm pushing can be released by being additionally provided with
Holding pin and fastening briquetting, when the fastening briquetting pushing when, clamp the traction track wirerope jointly with fastening seat, when
When the fastening briquetting unclamps, the traction track wirerope is discharged.
2. pilot system according to claim 1, it is characterised in that: the energy-absorbing crumple bar includes fixing end and stretches
End, telescopic end can stretch in fixing end, and energy-absorbing contact surface is arranged in telescopic end end, and energy-absorbing contact surface cross section is greater than flexible
End, energy-absorbing spring are arranged between energy-absorbing contact surface and energy-absorbing crumple bar fixing end.
3. pilot system according to claim 1, it is characterised in that: bracket one end setting of the biasing head-on collision tractor
There are two parallel strip notches, and the strip notch connects the trailer wagon by bolt position adjustable, described
Strip notch and the U type slot part have a certain distance, the length direction of the strip notch and the U type slot
The open direction of the notch of part is vertical.
4. pilot system according to claim 1 or 3, it is characterised in that: the U type slot part is set in test vehicle
At the position of heart line.
5. pilot system according to claim 1 or 3, it is characterised in that: the traction positioning pin is by symmetrical two parts
Composition forms a pilot hole after this two parts is fastened by bolts molding on traction positioning pin, and the vehicle draws chain
It is passed through from the pilot hole, and by the bolt fastening, the vehicle traction lock middle-of-chain position is fixed on the guiding
Kong Zhong.
6. according to claim 1 or 3 pilot system, it is characterised in that: for connect it is described biasing head-on collision tractor traction
Trolley, connection bolt is provided on the trailer wagon, and the connection is bolted to the strip of the biasing head-on collision tractor
In shape notch.
7. pilot system according to claim 1, it is characterised in that: for being directly connected to the trailer wagon of test vehicle,
Connecting pin transmission shaft, connecting pin, connecting pin positioning base are provided on the trailer wagon, the release arm is connected described
Connecting pin transmission shaft and connecting pin drive the connecting pin to pass in and out the connecting pin positioning base when release arm rotation；
Pin member is worn in vehicle traction lock middle-of-chain position setting, it is described wear pin member the connecting pin be locked in by the connecting pin determine
In the pedestal of position.
8. pilot system according to claim 7, it is characterised in that: when the release arm discharges the traction track wirerope
When, the connecting pin also discharges the vehicle traction chain just.
9. pilot system according to claim 1, it is characterised in that: by a fastening bolt adjust the fastening briquetting with
Pressing force between fastening seat.
10. pilot system according to claim 1, it is characterised in that: the traction track wirerope is an operation with closed ring,
Two trailer wagons are run in opposite directions on the traction track wirerope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810766973.4A CN109030022A (en) | 2018-07-13 | 2018-07-13 | A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810766973.4A CN109030022A (en) | 2018-07-13 | 2018-07-13 | A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109030022A true CN109030022A (en) | 2018-12-18 |
Family
ID=64640948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810766973.4A Pending CN109030022A (en) | 2018-07-13 | 2018-07-13 | A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109030022A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113465944A (en) * | 2021-06-30 | 2021-10-01 | 安徽江淮汽车集团股份有限公司 | Safety traction device for automobile crash test |
| CN113551922A (en) * | 2021-07-21 | 2021-10-26 | 重庆航天职业技术学院 | Automobile interlink collision testing device |
| CN113844216A (en) * | 2021-09-30 | 2021-12-28 | 重庆长安汽车股份有限公司 | Emergency braking system for AEB system test by using traction system |
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| CN113844216B (en) * | 2021-09-30 | 2023-09-12 | 重庆长安汽车股份有限公司 | Emergency braking system for AEB system test by using traction system |
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