CN208476544U - A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track - Google Patents

Abstract

The utility model 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

A kind of pilot system carrying out the biasing head-on collision of two vehicles on single traction track

Technical field

The utility model relates to vehicle impact test, especially with regard to a kind of pilot system of two vehicle offset collisions test, It is particularly suitable for the 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.

Utility model content

To solve the above-mentioned problems, the utility model provide it is a kind of carried out on single traction track two vehicles biasing head-on collision Pilot 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 It is also able to achieve in face of hitting.

It is as follows that the utility model solves the technical solution that above-mentioned technical problem is taken: a kind of enterprising in single traction track The pilot system of two vehicle of row biasing head-on collision, the system include 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 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 operation with closed ring, and two trailer wagons are in the traction track steel It is run in opposite directions on cable.

Compared with prior art, the utility model significantly has the beneficial effect that:

1. the utility model proposes vehicle biasing mode of traction realize the deviation of test vehicle and traction track, solve Single 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 utility model relates to vehicle tractor in U type slot part and traction positioning pin design, ensure that examination Test middle test vehicle and vehicle tractor can it is convenient, be reliably separated, meet the test of collision vehicle in front art skating It is required that.

4. the utility model requires difference design trailer wagon structure according to traction, it is made both to be applicable to track centerline Traction 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 feature and advantage of the utility model will illustrate in the following description, and partial from specification It becomes apparent, or is understood and implementing the utility model.

Detailed description of the invention

Attached drawing is only used for showing the purpose of specific embodiment, and is not considered as limitations of the present invention, entire In attached drawing, 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 utility model is described in detail with reference to the accompanying drawings and examples, wherein attached drawing constitutes the application one Part, and be used to illustrate the utility model together with the embodiments of the present invention.But it will be appreciated by those skilled in the art that Following embodiment is not the unique restriction made to technical solutions of the utility model, all in technical solutions of the utility model spirit The lower any equivalents or change done of essence, are regarded as belonging to the protection scope of the utility model.

The pilot system for two vehicles biasing head-on collision that the utility model proposes a kind of on single traction track, the set pilot system Including trailer wagon 1, traction stopper 2, biasing head-on collision tractor 3, traction track 4, traction track wirerope 5, vehicle traction lock Chain 6 etc., 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 is created with two the utility model and fixes two test vehicles respectively, to realize 25% overlapping Test requirements document.

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 utility model is directed to different test requirements documents, can distinguish setting experimental rig, for there is biasing traction to require Vehicle 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 biasing head-on collision traction The device (connection bolt 12) of device connection, for being not used in the trolley of biasing traction, need to only be arranged on trolley and draw with vehicle The device that chain is directly connected to can (connecting pin transmission shaft 14, connecting pin 17, connecting pin positioning base 16).So the present apparatus Flexible structure, which makes it have, flexibly uses function.

The above, only specific embodiment of the present invention, but the protection scope of the utility model is not limited to This, anyone skilled in the art within the technical scope disclosed by the utility model, the variation that can be readily occurred in Or replacement, it should be covered within the scope of the utility model.

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 release the extension of the trailer wagon Yu traction track wirerope It connects, the energy absorber prevents 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 worn in the traction positioning pin If vehicle draws chain, 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；

It is provided with the release arm for being touched rotation by the overhanging arm on the trailer wagon, is additionally provided with and is released the tight of arm pushing Gu pin and fastening briquetting clamp the traction track wirerope with fastening seat, when described when the fastening briquetting is pushed jointly When fastening briquetting release, 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 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 telescopic end, Energy-absorbing spring is 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. pilot system according to claim 1 or 3, it is characterised in that: for connecting the biasing head-on collision tractor Trailer wagon, connection bolt is provided on the trailer wagon, and the connection is bolted to the biasing head-on collision tractor In strip 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 traction track wirerope, 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 be operation with closed ring, two The trailer wagon is run in opposite directions on the traction track wirerope.