CN208109417U - A kind of sliding platform - Google Patents
A kind of sliding platform Download PDFInfo
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- CN208109417U CN208109417U CN201820283352.6U CN201820283352U CN208109417U CN 208109417 U CN208109417 U CN 208109417U CN 201820283352 U CN201820283352 U CN 201820283352U CN 208109417 U CN208109417 U CN 208109417U
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- platform
- limiting device
- force
- sliding platform
- motor
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- 238000012360 testing method Methods 0.000 abstract description 20
- 230000006378 damage Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to automotive performance the field of test technology, specifically, being related to a kind of sliding platform, including platform, chassis and wheel, the chassis includes platform framework and the steering mechanism on platform framework, driving mechanism, control system；The platform includes upper flat plate and several platform legs, and the upper flat plate side is equipped with support construction, and the support construction includes force-limiting device and fixing seat, and the fixing seat is connect with the platform framework；The wheel includes deflecting roller and driving wheel, the driving mechanism driving driving wheel rotation, steering mechanism's control deflecting roller steering.The utility model sliding platform can be mobile according to the motion profile of setting or control, and comprehensive crash tests are carried out to tested test run；When tested vehicle is from main brake failure and when colliding with sliding platform, roll sliding platform, platform can be moved down so that supporting leg supports to ground, and sliding platform wheel and chassis portion is avoided to damage because of excess load.
Description
Technical field
The present invention relates to automotive performance the field of test technology, specifically, being related to a kind of sliding platform.
Background technique
With the development of society, vehicle active safety energy technology obtains very big progress exhibition, such as AEB
（Autonomous Emergency Brake, automatic emergency brake system）And ADAS（Advanced Driver
Assistance Systems, advanced DAS (Driver Assistant System)）In the application of automotive field.Existing vehicle active safety can need
A large amount of crash tests and crash protection test are carried out to be verified and be optimized to it.Traditional test method is to need one
Special tractor, by long traction frame, a target vehicle operation, tested vechicle follow it to be tested in tow.However existing test is set
It is obvious for haveing the shortcomings that, such as：（1）Rear-end impact test can only be carried out to tested vechicle, head-on impact and lateral can not be carried out
Crash tests, test mode are single；（2）It can occur and target vehicle collision phenomenon, Gao Erjian when vehicle active safety braking failure
Hard target bassinet structure is possible to damage tested vehicle, or even causes personal injury to operator；（3）Target vehicle can only edge
Linear running can not run along curved path and test；（4）Speed is lower（Generally below 50 Km/h）.
Summary of the invention
It is very single to existing test target vehicle test orientation, can not curve motion, speed low the problems such as there are security risks, this
The content of invention is to provide a kind of sliding platform, can overcome certain or certain defects of the prior art, realizes to test
There is safeguard protection to reduce damage for platform and tested vehicle, test safety, mobile platform can autonomous operation carry out front and touch
It hits, the multi-party bit test such as side collision and rear-end impact, and controllable fair speed speed.
A kind of sliding platform according to the present invention, including platform, chassis and wheel, the chassis include platform framework and
Steering mechanism, driving mechanism on platform framework, control system；The platform includes upper flat plate and several platforms
Leg, the upper flat plate side are equipped with support construction, and the support construction includes force-limiting device and fixing seat, the fixing seat and institute
State platform framework connection；The wheel includes deflecting roller and driving wheel, the driving mechanism driving driving wheel rotation, the steering
Mechanism controls deflecting roller turns to.
The present invention, by the way that steering mechanism is arranged on chassis, driving mechanism, control system enable sliding platform according to
The movement of the motion profile of setting or control carries out comprehensive collision and critical collision to tested test run and tests, mobile platform
The speed of service of vehicle can be set according to demand, and it is low to breach existing mobile platform speed（50Km/h）Limitation；Institute
Sliding platform is stated equipped with support construction and supporting leg, when tested vehicle is touched from main brake failure with sliding platform
When hitting, rolling sliding platform, the platform connecting with support construction can be moved down so that supporting leg supports to ground, the platform by
To power supported by supporting leg, avoid sliding platform wheel and chassis portion from damaging because of excess load.
Further, the force-limiting device includes force-limiting device mover and force-limiting device stator, the force-limiting device mover
It is connect with upper flat plate, force-limiting device stator is connect with the fixing seat.
The present invention, by the setting of frictional force between force-limiting device mover and force-limiting device stator, to adjust mobile platform
The load that vehicle can bear makes that different testers can be placed on its platform, such as test balloon, tester's model etc., certainly,
Sliding platform is also used as delivering other cargos.
Further, the upper flat plate is surrounded by 5 ° ~ 30 ° gradients.
The present invention, plate are surrounded by 5 ° ~ 30 ° gradients and tested test run are allowed more smoothly to grind mobile platform
Vehicle reduces crash tests to the possibility of tested vehicle damage, effectively protects the safety of driver.
Further, the distance of the platform leg away from ground is less than force-limiting device mover and force-limiting device stator can
The distance of relative motion.
The present invention, platform leg can support Main Load effectively, protect chassis and wheel.
Further, the fixing seat is three face support plates, and the fixing seat passes through the modes such as bolt or welding and platform
Frame is fastenedly connected.
The present invention, the fixing seat are that three face support plates are in half-surrounded to force-limiting device, force-limiting device are protected, even if flat
The failure of platform supporting leg will not damage force-limiting device, and support construction stablizes long service life.
Further, the steering mechanism includes the rotation connection drag link with the output shaft of first motor, the horizontal drawing
Bar both ends have been respectively articulated with steering pivot, are pivotally connected in the middle part of the steering pivot with platform framework, and the steering pivot is respectively with two
A deflecting roller axis hole connection.
The present invention pushes drag link transverse shifting to make to control the direction of travel of sliding platform by first motor
Obtaining platform truck can walk according to fixed route；Steering mechanism's structure is simply easy to operate and control.
Further, the driving mechanism is including the second motor and by the described second motor-driven driving wheel, braking dress
It sets and is connect with second motor coaxle.
The present invention, driving mechanism pass through the second motor driven driving wheel, easily controllable speed, brake apparatus and described second
Motor coaxle connection being capable of fast braking.
Further, control system includes navigation module, main control module, Motor execution module, power supply module, remote-control communication
Module, safety arrestment module, the main control module control the second motor, the Motor execution module control driving mechanism motor fortune
Row.
The present invention, by the setting of control system so that sliding platform can be realized automation collision and critical collision is surveyed
Examination, can simulate to the greatest extent the case where encountering in tested bus or train route, the detection more comprehensively pacified is tested vehicle.
Further, the navigation module be GPS navigation mode or DGPS+IMU integrated navigation mode can in real time to
Platform truck position, speed, time data out.
The present invention, the navigation module can carry out navigation and path record, real-time tracking feedback to sliding platform.
Detailed description of the invention
Fig. 1 is embodiment sliding platform schematic side view；
Fig. 2 is embodiment sliding platform overlooking structure diagram；
Fig. 3 is embodiment platform structure schematic diagram；
Fig. 4 is embodiment sliding platform schematic cross-sectional view；
Fig. 5 is embodiment support construction enlarged diagram；
Fig. 6 is embodiment plateform frame structure schematic diagram；
Fig. 7 is the driving of embodiment sliding platform and steering structure schematic diagram；
Fig. 8 is embodiment sliding platform control module intention.
Figure label is shown：1- platform, 11- upper flat plate, 12- platform leg, 13- locking nut, the chassis 2-, 21-
Platform framework, 22- steering mechanism, 221- first motor, 2211- output shaft, 223- drag link, 225- steering pivot, 23- driving
Mechanism, the second motor of 231-, 232- driving wheel, 233- brake apparatus, 224- deflecting roller, 24- control system, 25- support construction,
251- fixing seat, 252- force-limiting device stator, 253- force-limiting device mover.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, from beginning to end phase
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached drawing
It is illustrative when the embodiment of description, for explaining only the invention, and it is not construed as limiting the claims.
With reference to the accompanying drawings of the specification and specific embodiment, invention is described in detail.
As shown in Figures 1 to 6, the embodiment of the present invention proposes that a kind of sliding platform includes platform 1, the platform 1 and branch
Support structure 25 connects, and the support construction 25 is set to 2 on chassis, and 2 two large divisions of chassis composition, the chassis 2 includes platform frame
Frame 21, steering mechanism 22, driving mechanism 23, control system 24.
Specifically, the platform 1 is more including being all around connected with the upper flat plate 11 for being equipped with 5 ° ~ 30 ° gradients and therewith
A platform leg 12.It operates normally（I.e. platform truck, which was not ground by the tested vehicle of very weight, causes platform 1 to move down）When, platform
Supporting leg 12 is liftoff about 14mm.The support construction 25 includes force-limiting device and fixing seat 251, and the force-limiting device includes power limit
Device mover 253 and force-limiting device stator 252 processed, make between force-limiting device mover 253 and force-limiting device stator 252 equipped with friction member
It obtains force-limiting device mover 253 and the opposite sliding of force-limiting device stator 252 needs to overcome certain resistance.The force-limiting device stator
252 are bolted or welding manner is connect with fixing seat 251.In the present embodiment, the fixing seat 251 is the support of three faces
Plate, the fixing seat 251 are fastenedly connected by the modes such as bolt or welding and platform framework 21.
Platform 1 is fixedly connected by the modes such as locking nut 13 or welding with the limiter mover 253 of support construction 25,
Its main feature is that when 253 stress of force-limiting device mover is no more than certain value F（Such as F=500Kg in the present invention）When, force-limiting device mover
253 will not move down with respect to force-limiting device stator 252；And when 253 stress of force-limiting device mover is more than F, force-limiting device mover 253
Opposite force-limiting device stator 252 moves down, and the amount of moving down can be greater than 15mm.In this way, ought be very heavy（Such as 3 tons）Tested vehicle grind
When crossing platform 1, the force-limiting device mover 253 of upper mounting plate support construction 25 can be with platform 1 together, opposite force-limiting device stator
252 and chassis 2 move down 15mm or more, then four supporting legs 12 contact to earth, and support the weight of tested vehicle, and are no longer and platform
The steered wheel 224 and driving wheel 232 that frame 21 connects support, and the mode of this power overload protection can be effectively protected flat
The related suspended structure of trolley（Such as deflecting roller respective steering pivot 225 and associated bearings support, driving wheel connecting shaft and
Associated bearings support etc.）.And when tested vehicle do not roll platform 1 i.e. platform truck operate normally when, force-limiting device mover 253 with
Platform 1 is in normal operation position, and the self weight of entire platform truck is supported by steered wheel 224 and driving wheel 232, maintains platform
The normal operation of vehicle.
The platform framework 21 is the frame body as made of steel pipe or Al pipe butt welding；2 front end of chassis is provided with steering mechanism
22, the steering mechanism 22 is driven by first motor 221, and the steering mechanism 22 includes the output shaft with first motor 221
The pin 222 of 2211 rotation connection and the drag link 223 being connected with pin 222 realize the drag link 223 laterally pendulum
Dynamic, 223 both ends of drag link have been respectively articulated with steering pivot 225.The steering pivot 225 is arranged in turning shape, corner
It is pivotally connected with platform framework 21, the steering pivot 225 is connect with two 224 axis holes of deflecting roller respectively, certain deflecting roller 224
Axis hole may also set up bearing and reduce friction, and described two deflecting rollers 224 are rotated along respective steering pivot 225 and 226, realize flat
The steering of trolley.In addition to the mode that the steering mechanism 22 described in this patent is driven by first motor 221, steering mechanism 22 can also be with
It is turned to using driving methods such as motor-driven cylinder mechanisms.
2 rear end of chassis is provided with driving mechanism 23, the driving mechanism 23 include two the second motors 231 and with the second electricity
231 coaxially connected two driving wheels 232 of machine（It, can also be using Bevel Gear Transmission connection, belt pulley company except directly coaxially connected outer
Connect, sprocket wheel connection etc. modes, should all be in the scope of this patent）, driving platform truck forward or backward；It is in platform height
In the case where 120cm, the general power of two driving motors 231 can achieve 5Kw or so, enable to the sliding platform（Its
Upper fixation has balloon vehicle or dummy of practical full-size(d) etc.）, to be up to the speed of 100 Km/h or so along straight line or setting
Curved path operation.The invention also includes brake apparatus 233, the brake apparatus 233 coaxially connects with second motor 231
It connects, platform truck can be made to brake, may be provided with the brake apparatus in the shafting of deflecting roller 224 and driving wheel 232；Deflecting roller
224 and driving wheel 232 simultaneously play the role of support platform vehicle self weight.
Control system 24 is placed in chassis 2, by navigation module, main control module, Motor execution module, power supply module, distant
Control communication module, safety arrestment module composition.Navigation module can be GPS navigation mode, the integrated navigation mode of DGPS+IMU
Or other can provide platform truck PVT in real time（Position, speed, time）The suitable method of data.Main control module is platform truck
Computer, program can set platform truck path data（The setting path can be straight line, be also possible to curve）, and with
The platform truck actual motion track data that the navigation module received provides is compared, and provides the control of Motor execution module in real time
Signal processed（The speed command of corner instruction, driving mechanism 23 including steering mechanism 22）.Motor execution module is multiple motors
Driver receives corner instruction, speed command that main control module provides, controls steering mechanism's motor 221 and driving mechanism respectively
The operation of motor 231 makes platform truck by the operation of setting path.Power supply module is generally lithium battery, lead-acid battery etc., to entire flat
Trolley power supply.Remote-control communication module, generally by the way of wireless telecommunications；The RS485 of platform main control module or other communications connect
Mouth is connect with the radio receiver on remote control module, and remote control equipment then passes through RS485 or other communication interfaces and nothing thereon
The connection of line emitter, realizes the information exchange between remote control equipment and platform truck；Platform main control module receives remote control equipment hair
The instruction such as starting, acceleration, deceleration, braking out, controls movement executing mechanism.Safety arrestment module is mainly used to ensure
Platform truck safe operation, is equipped with the sensors such as infrared or ultrasonic wave, as front 10m in platform chassis（This is apart from basis
Actual measurement needs adjustable）There is pedestrian or in case of emergency, sensor can detect, send stop signal to main control module, open
Dynamic brake apparatus 233, makes platform brake to stopping.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of the embodiment of the method for the present invention, is actually not limited thereto.So if the ordinary skill of this field
Personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution phase
As mode and embodiment, be within the scope of protection of the invention.
Claims (9)
1. a kind of sliding platform, including platform（1）, chassis（2）And wheel, which is characterized in that the chassis（2）Including platform
Frame（21）Be set to platform framework（21）On steering mechanism（22）, driving mechanism（23）, control system（24）；The platform
（1）Including upper flat plate（11）With several platform legs（12）, the upper flat plate（11）Side is equipped with support construction（25）, described
Support construction（25）Including force-limiting device and fixing seat（251）, the fixing seat（251）With the platform framework（21）Connection；
The wheel includes deflecting roller（224）And driving wheel（232）, the driving mechanism（23）Drive driving wheel（232）Rotation, it is described
Steering mechanism（22）Control deflecting roller（224）It turns to.
2. sliding platform according to claim 1, which is characterized in that the force-limiting device includes force-limiting device mover
（253）With force-limiting device stator（252）, the force-limiting device mover（253）With upper flat plate（11）Connection, force-limiting device stator
（252）With the fixing seat（251）Connection.
3. sliding platform according to claim 1, which is characterized in that the upper flat plate（11）It is surrounded by 5 ° ~ 30 ° slopes
Degree.
4. sliding platform according to claim 1, which is characterized in that the platform leg（12）Distance away from ground
Less than force-limiting device mover（253）With force-limiting device stator（252）It is capable of the distance of relative motion.
5. sliding platform according to claim 1, which is characterized in that the fixing seat（251）For three face support plates, institute
State fixing seat（251）Pass through bolt or welding manner and platform framework（21）It is fastenedly connected.
6. sliding platform according to claim 1, which is characterized in that the steering mechanism（22）Including with first motor
（221）Output shaft（2211）Rotation connection drag link（223）, the drag link（223）Both ends have been respectively articulated with steering pivot
Axis（225）, the steering pivot（225）Middle part and platform framework（21）Pivot joint, the steering pivot（225）Turn respectively with two
To wheel（224）Axis hole connection.
7. sliding platform according to claim 6, which is characterized in that the driving mechanism（23）Including the second motor
（231）With by second motor（231）The driving wheel of driving（232）, brake apparatus（233）With second motor（231）
It is coaxially connected.
8. sliding platform according to claim 7, which is characterized in that control system（24）Including navigation module, master control
Module, Motor execution module, power supply module, remote-control communication module, safety arrestment module, the main control module control steering mechanism
Motor（221）, the second motor of the Motor execution module control（231）Operation.
9. sliding platform according to claim 8, which is characterized in that the navigation module be GPS navigation mode or
The integrated navigation mode of DGPS+IMU can provide platform truck position, speed, time data in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820283352.6U CN208109417U (en) | 2018-02-28 | 2018-02-28 | A kind of sliding platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820283352.6U CN208109417U (en) | 2018-02-28 | 2018-02-28 | A kind of sliding platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208109417U true CN208109417U (en) | 2018-11-16 |
Family
ID=64124965
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820283352.6U Expired - Fee Related CN208109417U (en) | 2018-02-28 | 2018-02-28 | A kind of sliding platform |
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| Country | Link |
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| CN (1) | CN208109417U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344586A (en) * | 2018-02-28 | 2018-07-31 | 航天南洋（浙江）科技有限公司 | A kind of sliding platform |
| CN110649757A (en) * | 2019-08-22 | 2020-01-03 | 武汉理工大学 | Electric drive system of unmanned test platform vehicle |
| CN111532093A (en) * | 2020-04-26 | 2020-08-14 | 北京三快在线科技有限公司 | Mobile target vehicle and unmanned test system |
| CN112582683A (en) * | 2020-12-16 | 2021-03-30 | 山东精工电子科技有限公司 | Short-distance operation device for manufacturing and warehousing lithium ion battery pole piece |
-
2018
- 2018-02-28 CN CN201820283352.6U patent/CN208109417U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344586A (en) * | 2018-02-28 | 2018-07-31 | 航天南洋（浙江）科技有限公司 | A kind of sliding platform |
| CN110649757A (en) * | 2019-08-22 | 2020-01-03 | 武汉理工大学 | Electric drive system of unmanned test platform vehicle |
| CN111532093A (en) * | 2020-04-26 | 2020-08-14 | 北京三快在线科技有限公司 | Mobile target vehicle and unmanned test system |
| CN112582683A (en) * | 2020-12-16 | 2021-03-30 | 山东精工电子科技有限公司 | Short-distance operation device for manufacturing and warehousing lithium ion battery pole piece |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181116 |