CN108279131A - The test method for working condition measurement device and the operating mode of overtaking other vehicles of overtaking other vehicles - Google Patents
The test method for working condition measurement device and the operating mode of overtaking other vehicles of overtaking other vehicles Download PDFInfo
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- CN108279131A CN108279131A CN201810150454.5A CN201810150454A CN108279131A CN 108279131 A CN108279131 A CN 108279131A CN 201810150454 A CN201810150454 A CN 201810150454A CN 108279131 A CN108279131 A CN 108279131A
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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
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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
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
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Abstract
The present invention provides a kind of test methods of overtake other vehicles working condition measurement device and operating mode of overtaking other vehicles, and are related to vehicle testing technical field, which includes wind tunnel test, auto model and pressure measuring system；Auto model setting is connect on wind tunnel test, and with pressure measuring system；Air-supply assembly is provided on wind tunnel test, air-supply assembly is used to provide wind-force to auto model, and pressure measuring system is for testing the wind-force that vehicle model is born；Auto model includes passing vehicle and Overtaken Vehicle, and Overtaken Vehicle is fixed on wind tunnel test, and passing vehicle is arranged on wind tunnel test, and can be moved along wind tunnel test；It is both provided with pressure measuring system on passing vehicle and Overtaken Vehicle, and passing vehicle is arranged with Overtaken Vehicle interval, alleviate in the prior art used in overtake other vehicles working condition measurement when because emulation operating mode and actual conditions there are deviations, lead to the more low technical problem of accuracy.
Description
Technical field
The present invention relates to vehicle testing technical field more particularly to a kind of working condition measurement device and operating modes of overtaking other vehicles of overtaking other vehicles
Test method.
Background technology
It is side that vehicle reaches another vehicle to overtake other vehicles, and from the vehicle back across the equidirectional traveling in front, usually
It is fast lane for what is overtaken other vehicles, that is, is closer among social connections and far from the track of curb farther out.Overtake other vehicles is that automobile is travelling
Inevitably a kind of more dangerous behavior in the process, needs to be grasped a twist of the wrist, it is also necessary to observe traffic rules and regulations.
When carrying out automobile overtaking, since two automobiles under operating mode of overtaking other vehicles are all in the state run at high speed, between two cars
Air velocity distribution can interfere with each other, and then instantaneous change of pneumatic pressure is brought on the vehicle body of two cars, these are instantaneous
The Pneumatic pressure aerodynamic force that will change body of a motor car and born so that automobile occurs some in overtaking process and is difficult to expect
Situation, for example, occur sideway, rollover, it is unstable phenomena such as, to affect the stability of vehicle in the process of moving, or even bring
Potential accident potential.
In the prior art, for the research of vehicle aerodynamics characteristics in operating mode of overtaking other vehicles, the method for often using numerical simulation,
But can there are emulation operating mode and the practical problem for not being consistent, and then causing accuracy relatively low when being studied using this method.
Invention content
The first object of the present invention is to provide one kind and overtakes other vehicles working condition measurement device, with alleviate in the prior art used in
Overtake other vehicles working condition measurement when because emulation operating mode and actual conditions there are deviations, lead to the more low technical problem of accuracy.
To achieve the goals above, the present invention uses following technical scheme：
One kind provided by the invention is overtaken other vehicles working condition measurement device, including wind tunnel test, auto model and pressure measuring system；
The auto model setting is connect on the wind tunnel test, and with the pressure measuring system；
Air-supply assembly is provided on the wind tunnel test, the air-supply assembly is used to provide wind-force to the auto model,
The pressure measuring system is for testing the aerodynamic force that the auto model is born；
The auto model includes passing vehicle and Overtaken Vehicle, and the Overtaken Vehicle is fixed at the wind tunnel test
On, the passing vehicle is arranged on the wind tunnel test, and can be moved along the wind tunnel test；The passing vehicle and institute
It states and is both provided with the pressure measuring system on Overtaken Vehicle, and the passing vehicle is arranged with the Overtaken Vehicle interval.
Further, the axis direction of the air-supply assembly is identical as the axis direction of the Overtaken Vehicle.
Further, the pressure measuring system includes built-in dynamometry part；The built-in dynamometry part is arranged in the passing vehicle
On, the built-in dynamometry part is used to measure the aerodynamic force of the passing vehicle.
Further, the pressure measuring system further includes external dynamometry part；The external dynamometry part is arranged in the passed vehicle
On, aerodynamic force of the external dynamometry part on Overtaken Vehicle described in synchro measure.
Further, the pressure measuring system further includes film dynamometry part；
The film dynamometry part is arranged on the passing vehicle close to the side of the Overtaken Vehicle；The film dynamometry
Part is additionally arranged at the side close to the passing vehicle on the Overtaken Vehicle；
Surface pressing of the film dynamometry part for passing vehicle and the Overtaken Vehicle described in synchro measure.
Further, further include moving assembly；
The moving assembly is arranged on the wind tunnel test, and the passing vehicle is connect with the moving assembly, described
Moving assembly can adjust the position of the relatively described wind tunnel test of the passing vehicle.
Further, the table top of the tire distance test wind-tunnel of passing vehicle model about 5-15mm upwards.
Further, the moving assembly includes horizontal displacement member and vertical shift part；
The horizontal displacement member is arranged on the wind tunnel test, and positioned at the top of the passing vehicle；It is described vertical
One end of moving member is connect with the horizontal displacement member, and the other end is connect with the passing vehicle；
The vertical shift part can be slided along the length direction of the horizontal displacement member, and the vertical shift part can also
It is enough flexible along length direction, and then drive the passing vehicle movement.
Further, the horizontal displacement member includes lateral fixed part and longitudinal sliding motion portion；
The transverse direction fixed part is fixed on the side wall of the wind tunnel test, the longitudinal sliding motion portion and the transverse direction
Fixed part is slidably connected；
The vertical shift part is connect with the longitudinal sliding motion portion, and the vertical shift part is along the longitudinal sliding motion portion
Length direction slides.
Further, the vertical shift part includes the first montant and the second montant；
The upper end of first montant is slidably connected with the longitudinal sliding motion portion, and the lower end of first montant is set in institute
The lateral wall of the second montant is stated, and second montant is slided along the length direction of first montant；
The lower end of second montant is fixedly connected with the passing vehicle.
Further, further include fixation kit；
The fixation kit is for the external dynamometry part to be fixedly connected with the Overtaken Vehicle.
The second object of the present invention is to provide a kind of test method for operating mode of overtaking other vehicles, to alleviate in the prior art made
Overtake other vehicles working condition measurement when because emulation operating mode and actual conditions there are deviations, lead to the more low technical problem of accuracy.
The present invention also provides a kind of test methods for operating mode of overtaking other vehicles, based on above-mentioned working condition measurement device of overtaking other vehicles, including with
Lower step：
S1 opens the air-supply assembly, after wind speed stabilization, starts the pressure measuring system；
S2 starts the moving assembly after pressure measuring system stabilization, by overtaking other vehicles described in moving assembly drive
Vehicle movement, and be more than the passing vehicle；
Described in S3 auto model completion overtake other vehicles operating mode while, the pressure measuring system being capable of the synchronously tested passing vehicle
The surface pressing of the Transient Aerodynamic power and intersection born with the Overtaken Vehicle.
Beneficial effects of the present invention are：
One kind provided by the invention is overtaken other vehicles working condition measurement device, including wind tunnel test, auto model and pressure measuring system；Vehicle
Model setting is connect on wind tunnel test, and with pressure measuring system；Be provided with air-supply assembly on wind tunnel test, air-supply assembly be used for
Auto model provides wind-force；Auto model includes Overtaking Model and Overtaken Vehicle, and Overtaken Vehicle is fixed on wind tunnel test,
Passing vehicle is arranged on wind tunnel test, and can be moved along wind tunnel test；Survey is both provided on passing vehicle and Overtaken Vehicle
Pressure system, and passing vehicle is arranged with Overtaken Vehicle interval；On the wind tunnel test of high stability be arranged passing vehicle and by
The auto model overtaken other vehicles as operating mode of overtaking other vehicles, air-supply assembly is then arranged on wind tunnel test, is being travelled for simulating vehicle
The wind-force born in the process；It is respectively arranged with pressure measuring system on Overtaken Vehicle and passing vehicle, is tested by pressure measuring system
It overtakes other vehicles under operating mode, the aerodynamic force and surface pressing that passing vehicle and Overtaken Vehicle are born；Pass through above-mentioned working condition measurement of overtaking other vehicles
Device, can the surface pressing of aerodynamic force and intersection that is born of synchronism detection passing vehicle and Overtaken Vehicle, can be used for point
Analysis is overtaken other vehicles under operating mode, and passing vehicle and Overtaken Vehicle are in aerodynamic characteristic changing rule mutually in the same time, to improve high vehicle speeds
When stability have great importance, while improving method by numerical simulation in the prior art to carry out vehicle launch special
In Journal of Sex Research, there is the problem that emulation operating mode is not consistent with actual condition, and causes the accuracy of result of study relatively low.
The present invention also provides a kind of test methods for operating mode of overtaking other vehicles, based on above-mentioned working condition measurement device of overtaking other vehicles；It is using
When, first open air-supply assembly so that the wind speed of auto model section can speed up in fixed speed, wait for that wind speed reaches test speed
After spending and tending towards stability, open pressure measuring system, band pressure measuring system stablize after so that passing vehicle along wind tunnel test straight line towards by
The direction movement of nearly air-supply assembly crosses the completion of passed vehicle vehicle until passing vehicle and overtakes other vehicles after operation, and passing vehicle stops fortune
It is dynamic；While passing vehicle is overtaken other vehicles, pressure measuring system can synchronously tested passing vehicle and Overtaken Vehicle under operating mode of overtaking other vehicles
The surface pressing at Transient Aerodynamic power and intersection born.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the schematic diagram for the working condition measurement device of overtaking other vehicles that embodiment one provides；
Fig. 2 is the schematic diagram for the passing vehicle that embodiment one provides；
Fig. 3 is the schematic diagram for the Overtaken Vehicle that embodiment one provides；
Fig. 4 is the schematic diagram for the fixation kit that embodiment one provides.
Icon：10- wind tunnel tests；20- spouts；30- passing vehicles；40- Overtaken Vehicles；Dynamometry part built in 50-；Outside 60-
Set dynamometry part；70- film dynamometry parts；80- fixation kits；90- elongate rods；100- long strip blocks；The first montants of 110-；120- second
Montant；401- car doors shirt rim；801- screw rods；802- bayonets；803- fastening bolts；804- metal gaskets.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one：
As shown in Figs 1-4, working condition measurement device provided in this embodiment of overtaking other vehicles, including wind tunnel test 10, auto model and
Pressure measuring system；Auto model setting is connect on wind tunnel test 10, and with pressure measuring system；Air-supply group is provided on wind tunnel test 10
Part, air-supply assembly are used to provide wind-force to auto model；Auto model includes Overtaking Model and Overtaken Vehicle 40, Overtaken Vehicle 40
It is fixed on wind tunnel test 10, passing vehicle 30 is arranged on wind tunnel test 10, and can be moved along wind tunnel test 10；It is super
Pressure measuring system is both provided on vehicle vehicle 30 and Overtaken Vehicle 40, and passing vehicle 30 is arranged with the interval of Overtaken Vehicle 40.
Specifically, this is overtaken other vehicles, working condition measurement device includes wind tunnel test 10, auto model and pressure measuring system, wind tunnel test 10
It is the workbench for the working condition measurement that overtake other vehicles, thus it is higher for the stability requirement of wind tunnel test 10, it needs to ensure
Overtake other vehicles in working condition measurement, the stability and the integrally-built stability of test of auto model improve the effect because of external force
The deviation for causing test result, saves the testing time；Auto model is arranged on wind tunnel test 10, and auto model includes overtaking other vehicles
Vehicle 30 and Overtaken Vehicle 40, Overtaken Vehicle 40 are to travel slower one, and passing vehicle 30 is that traveling is very fast, and crosses and surpassed
One of vehicle 40；Air-supply assembly is additionally provided on wind tunnel test 10, air-supply assembly is for providing wind-force, simulating vehicle model
The wind speed born in the process of moving；It is provided on auto model and bears wind-force size for testing vehicle model
Therefore pressure measuring system is both provided with pressure measuring system on passing vehicle 30 and Overtaken Vehicle 40, respectively test passing vehicle 30 with
The wind-force that Overtaken Vehicle 40 is respectively subjected to, the wind-force include the aerodynamic force and surface pressing that two vehicles are born.
Wherein, Overtaken Vehicle 40 is fixed on the table top of wind tunnel test 10, and passing vehicle 30 can be along wind tunnel test
10 movements, overtake other vehicles operating mode of the simulation more than Overtaken Vehicle 40；In order to simulate operating mode of overtaking other vehicles, convenient for passing vehicle 30 with practical feelings
Overtaken Vehicle 40 is crossed in the safe range that condition is consistent, passing vehicle 30 is parked in the rear of Overtaken Vehicle 40, and Overtaken Vehicle
Setting is spaced between 40 and passing vehicle 30, i.e. passing vehicle 30 is arranged in the left back or right back of Overtaken Vehicle 40, surpasses
Vehicle vehicle 30 and Overtaken Vehicle 40 have certain spacing in lateral distance and fore-and-aft distance.
In general, passing vehicle 30 and Overtaken Vehicle 40 in lateral distance at a distance of 0.5m-1.5m, fore-and-aft distance is apart
1.5m-3.5m。
Wherein, air-supply assembly includes wind turbine and spout 20, and wind turbine rotation provides wind-force, and wind-force is sprayed by spout 20 to be formed
The axis direction of aerodynamic force under operating mode of overtaking other vehicles, the axis direction and passing vehicle 30 of spout 20 is consistent；In order to ensure
Additional aerodynamic interference power is reduced when being tested, so, when Overtaken Vehicle 40 is fixedly mounted, the axis side of Overtaken Vehicle 40
To should be with the axis direction of spout 20 on same straight line so that the wind energy of spout 20 is enough emitted directly toward passed vehicle vehicle
30。
Wherein, when in use, air-supply assembly is first opened so that the wind speed of auto model section can speed up fixed speed
It is interior, after wind speed reaches test speed and tends towards stability, pressure measuring system is opened, after band pressure measuring system is stablized so that passing vehicle
30 move along 10 straight line of wind tunnel test towards the direction close to air-supply assembly, cross Overtaken Vehicle 40 until passing vehicle 30 and complete
It overtakes other vehicles after operation, 30 stop motion of passing vehicle；While passing vehicle 30 is overtaken other vehicles, pressure measuring system synchronously tested can be overtaken other vehicles
The surface pressing at Transient Aerodynamic power and intersection that vehicle 30 and Overtaken Vehicle 40 are born under operating mode of overtaking other vehicles.
The vehicle of passing vehicle 30 and Overtaken Vehicle 40 as operating mode of overtaking other vehicles is set on the wind tunnel test 10 of high stability
Model, is then arranged air-supply assembly, the aerodynamic force born in the process of moving for simulating vehicle on wind tunnel test 10；
It is respectively arranged with pressure measuring system on Overtaken Vehicle 40 and passing vehicle 30, is overtaken other vehicles under operating mode, is overtaken other vehicles by pressure measuring system test
The aerodynamic force and surface pressing that vehicle 30 and Overtaken Vehicle 40 are born；Pass through above-mentioned working condition measurement device of overtaking other vehicles, Neng Goutong
Pacing tries the surface pressing of aerodynamic force and intersection that passing vehicle 30 and Overtaken Vehicle 40 are born, can be used for analyzing work of overtaking other vehicles
Passing vehicle 30 and Overtaken Vehicle 40 be in aerodynamic characteristic changing rule mutually in the same time under condition, for when improving high vehicle speeds
Stability has great importance, while the method progress vehicle aerodynamics characteristics improved in the prior art by numerical simulation are ground
In studying carefully, there is the problem that emulation operating mode is not consistent with actual condition, and causes the accuracy of result of study relatively low.
In the optional scheme of the present embodiment, as shown in Figs 1-4, pressure measuring system includes built-in dynamometry part 50；Built-in dynamometry
Part 50 is arranged on passing vehicle 30, and built-in dynamometry part 50 is used to measure the aerodynamic force of passing vehicle 30.
Further, pressure measuring system further includes external dynamometry part 60, and external dynamometry part 60 is arranged on Overtaken Vehicle 40, outside
Dynamometry part 60 is set for the aerodynamic force on synchro measure Overtaken Vehicle 40.
Specifically, pressure measuring system is used to measure the power such as the aerodynamic force that vehicle model is born under operating mode of overtaking other vehicles.
Wherein, pressure measuring system includes built-in dynamometry part 50, and built-in dynamometry part 50 is fixedly mounted on the inside of passing vehicle 30,
It is mainly used for measuring the aerodynamic force of passing vehicle 30；Pressure measuring system further includes external dynamometry part 60, and external dynamometry part 60 fixes peace
Mounted in the inside of Overtaken Vehicle 40, it is mainly used for measuring the aerodynamic force of Overtaken Vehicle 40.
Wherein, built-in dynamometry part 50 uses built-in force balance, external dynamometry part 60 to use external force balance.
Further, further include fixation kit 80；Fixation kit 80 is for consolidating external dynamometry part 60 with Overtaken Vehicle 40
Fixed connection；Fixation kit 80 includes fixed part and interconnecting piece, and fixed part is fixedly connected with interconnecting piece；Fixed part is for being fixedly connected
Passing vehicle 30, interconnecting piece is for being fixedly connected with external dynamometry part 60.
Specifically, external dynamometry part 60 is fixedly connected by fixation kit 80 with Overtaken Vehicle 40, fixation kit 80 includes
Fixed part and interconnecting piece；For interconnecting piece for connecting external dynamometry part 60, interconnecting piece is set as 801 structure of screw rod, and the one of screw rod 801
End is fixedly connected with fixed part, and the other end of screw rod 801 is fixedly connected with external dynamometry part 60；Fixed part includes into U-shaped setting
Bayonet 802, fastening bolt 803 and metal gasket 804,401 bottom of car door shirt rim of Overtaken Vehicle 40 is U-shaped with bayonet 802
Slot connects, and is subsequently filled metal gasket 804 so that car door shirt rim 401 is stepped up with bayonet 802, then is passed through by fastening bolt 803
Bayonet 802 is fixed, to which external dynamometry part 60 to be fixedly connected with Overtaken Vehicle 40.
In the optional scheme of the present embodiment, as shown in Figs 1-4, pressure measuring system further includes film dynamometry part 70；Film is surveyed
Power part 70 is arranged on passing vehicle 30 close to the side of Overtaken Vehicle 40；Film dynamometry part 70 is additionally arranged on Overtaken Vehicle 40
Close to the side of passing vehicle 30；Film dynamometry part 70 is for the surface of synchro measure passing vehicle 30 and Overtaken Vehicle 40 pressure
Power.
Specifically, pressure measuring system further includes film dynamometry part 70, film dynamometry part 70 is arranged in passing vehicle 30 and is surpassed
The sides Xiang Hui on vehicle 40, i.e., it is close on the side of Overtaken Vehicle 40 and Overtaken Vehicle 40 on passing vehicle 30 to overtake other vehicles
The side of vehicle 30；Film dynamometry part 70 is set come synchronism detection by the sides Xiang Hui on passing vehicle 30 and Overtaken Vehicle 40
The surface pressing of passing vehicle 30 and Overtaken Vehicle 40.
Wherein, film dynamometry part 70 tests sensor using diaphragm type surface pressing.
Further include moving assembly as shown in Figs 1-4 in the optional scheme of the present embodiment；Moving assembly setting is being tested
On wind-tunnel 10, passing vehicle 30 is connect with moving assembly, and moving assembly can adjust passing vehicle 30 with respect to wind tunnel test 10
Position.
Specifically, further including moving assembly, moving assembly is connect with passing vehicle 30, opposite for realizing passing vehicle 30
The table top of wind tunnel test 10 is moved, and then realizes the work of overtaking other vehicles of passing vehicle 30.
Wherein, one end of moving assembly is fixed on the side wall of wind tunnel test 10, ensures the stability of moving assembly；
The other end of moving assembly is fixedly connected with passing vehicle 30, drives passing vehicle 30 relative to test wind by moving assembly
Hole 10 is moved playing surface, i.e., is moved to the direction of spout 20 relative to Overtaken Vehicle 40, and the axis of moving direction and spout 20
Direction is parallel.
In the optional scheme of the present embodiment, as shown in Figs 1-4, moving assembly includes horizontal displacement member and vertical shift
Part；Horizontal displacement member is arranged on wind tunnel test 10, and positioned at the top of passing vehicle 30；One end of vertical shift part and level
Moving member connects, and the other end is connect with passing vehicle 30；Vertical shift part can be slided along the length direction of horizontal displacement member,
And vertical shift part can also be flexible along the length direction of itself, and then passing vehicle 30 is driven to move.
Specifically, moving assembly includes horizontal displacement member and vertical shift part, horizontal displacement member can adjust passing vehicle
30 movement in the horizontal direction, vertical shift part can adjust the movement of passing vehicle 30 vertically；Horizontal displacement member
Side is fixed on the side wall of wind tunnel test 10, and the side of vertical shift part is fixedly connected with passing vehicle 30, the other side
It is slidably connected with horizontal displacement member, i.e., vertical shift part can be moved along the length direction of horizontal displacement member, be overtaken other vehicles to drive
Vehicle 30 travels forward along the table top of wind tunnel test 10, to surmount Overtaken Vehicle 40.
Meanwhile being moved for the ease of passing vehicle 30, reduce rubbing between passing vehicle 30 and the table top of wind tunnel test 10
Power is wiped, vertical shift part can be moved up and down along the length direction of its own, so passing vehicle 30 can be increased centainly
Distance is reserved with spacing so that passing vehicle 30 and the table top of wind tunnel test 10 are not directly contacted with.
In general, the table top of 30 distance test wind-tunnel 10 of passing vehicle ramps up 5-15mm.
In the optional scheme of the present embodiment, as shown in Figs 1-4, horizontal displacement member includes lateral fixed part and longitudinal sliding motion
Portion；Lateral fixed part is arranged on the side wall of wind tunnel test 10, and longitudinal sliding motion portion is slidably connected with lateral fixed part；Vertical shift
Part is connect with longitudinal sliding motion portion, and vertical shift part along longitudinal direction sliding part length direction sliding.
Specifically, horizontal displacement member includes lateral fixed part and longitudinal sliding motion portion, lateral fixed part be set as two it is elongated
90 structure of bar, longitudinal sliding motion portion are arranged between two elongate rods 90, and longitudinal sliding motion portion is set as long strip block 100；In elongate rod
The side of 90 connection long strip blocks 100 is provided with the first sliding rail, and long strip block 100 can laterally be moved along the length direction of elongate rod 90
It is dynamic；The length direction of long strip block 100 is provided with the second sliding rail, vertical shift part is slided by the second sliding rail and long strip block 100
Connection realizes the longitudinal movement of passing vehicle 30 so that vertical shift part is moved along the length direction of long strip block 100.
In the optional scheme of the present embodiment, as shown in Figs 1-4, vertical shift part is perpendicular including the first montant 110 and second
Bar 120；The upper end of first montant 110 is slidably connected with longitudinal sliding motion portion, and the lower end of the first montant 110 is set in the second montant
120 lateral wall, and the second montant 120 is slided along the length direction of the first montant 110；The lower end of second montant 120 with overtake other vehicles
Vehicle 30 is fixedly connected.
Specifically, vertical shift part includes the first montant 110 and the second montant 120, the upper end of the first montant 110 and strip
Block 100 is slidably connected, and the upper end of the lower end of the first montant 110 and the second montant 120 is socketed, the lower end of the second montant 120 with it is super
Vehicle vehicle 30 is fixedly connected；Meanwhile second montant 120 can vertically move up and down along the length direction of the first montant 110, to
Passing vehicle 30 is driven to move up and down vertically.
Embodiment two：
The present embodiment additionally provides a kind of test method for operating mode of overtaking other vehicles, based on above-mentioned working condition measurement device of overtaking other vehicles, packet
Include following steps：
S1 opens air-supply assembly, after wind speed stabilization, starts pressure measuring system；
S2 starts moving assembly after pressure measuring system stabilization, drives passing vehicle 30 to move by moving assembly, and be more than
Passing vehicle 30；
S3 auto models completion overtake other vehicles operating mode while, pressure measuring system being capable of synchronously tested passing vehicle 30 and Overtaken Vehicle
The surface pressing of the 40 Transient Aerodynamic power and intersection born.
Specifically, when in use, air-supply assembly is first opened so that the wind speed of auto model section can speed up fixed speed
In degree, after wind speed reaches test speed and tends towards stability, pressure measuring system is opened, after band pressure measuring system is stablized so that vehicle of overtaking other vehicles
30 move along 10 straight line of wind tunnel test towards the direction close to air-supply assembly, until passing vehicle 30 crosses passed vehicle vehicle 30
Completion is overtaken other vehicles after operation, 30 stop motion of passing vehicle；While passing vehicle 30 is overtaken other vehicles, pressure measuring system can be synchronously tested
The surface pressing at Transient Aerodynamic power and intersection that passing vehicle 30 and Overtaken Vehicle 40 are born under operating mode of overtaking other vehicles.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
- The working condition measurement device 1. one kind is overtaken other vehicles, which is characterized in that including wind tunnel test, auto model and pressure measuring system；The auto model setting is connect on the wind tunnel test, and with the pressure measuring system；Air-supply assembly is provided on the wind tunnel test, the air-supply assembly is used to provide wind-force to the auto model, described Pressure measuring system is for testing the aerodynamic force that the auto model is born；The auto model includes passing vehicle and Overtaken Vehicle, and the Overtaken Vehicle is fixed on the wind tunnel test, The passing vehicle is arranged on the wind tunnel test, and the passing vehicle can be moved along the wind tunnel test；It is described super The pressure measuring system is both provided on vehicle vehicle and the Overtaken Vehicle, and the passing vehicle is set with the Overtaken Vehicle interval It sets.
- 2. working condition measurement device according to claim 1 of overtaking other vehicles, which is characterized in that the pressure measuring system includes built-in dynamometry Part；The built-in dynamometry part is arranged on the passing vehicle, and the built-in dynamometry part is used to measure the gas of the passing vehicle Power.
- 3. working condition measurement device according to claim 2 of overtaking other vehicles, which is characterized in that the pressure measuring system further includes external survey Power part；The external dynamometry part is arranged on the Overtaken Vehicle, and the external dynamometry part is for passed vehicle described in synchro measure Aerodynamic force on.
- 4. working condition measurement device according to claim 1 of overtaking other vehicles, which is characterized in that the pressure measuring system further includes that film is surveyed Power part；The film dynamometry part is arranged on the passing vehicle close to the side of the Overtaken Vehicle；The film dynamometry part is also It is arranged on the Overtaken Vehicle close to the side of the passing vehicle；Surface pressing of the film dynamometry part for passing vehicle and the Overtaken Vehicle described in synchro measure.
- 5. working condition measurement device according to claim 1 of overtaking other vehicles, which is characterized in that further include moving assembly；The moving assembly is arranged on the wind tunnel test, and the passing vehicle is connect with the moving assembly, the movement Component can adjust the position of the relatively described wind tunnel test of the passing vehicle.
- 6. working condition measurement device according to claim 5 of overtaking other vehicles, which is characterized in that the moving assembly includes moving horizontally Part and vertical shift part；The horizontal displacement member is arranged on the wind tunnel test, and positioned at the top of the passing vehicle；The vertical shift One end of part is connect with the horizontal displacement member, and the other end is connect with the passing vehicle；The vertical shift part can be slided along the length direction of the horizontal displacement member, and the vertical shift part can also edge Length direction is flexible, and then drives the passing vehicle movement.
- 7. working condition measurement device according to claim 6 of overtaking other vehicles, which is characterized in that the horizontal displacement member includes laterally solid Determine portion and longitudinal sliding motion portion；The transverse direction fixed part is fixed on the side wall of the wind tunnel test, and the longitudinal sliding motion portion is laterally fixed with described Portion is slidably connected；The vertical shift part is connect with the longitudinal sliding motion portion, and the vertical shift part is along the length in the longitudinal sliding motion portion It slides in direction.
- 8. working condition measurement device according to claim 7 of overtaking other vehicles, which is characterized in that the vertical shift part includes first perpendicular Bar and the second montant；The upper end of first montant is slidably connected with the longitudinal sliding motion portion, and the lower end of first montant is set in described The lateral wall of two montants, and second montant is slided along the length direction of first montant；The lower end of second montant is fixedly connected with the passing vehicle.
- 9. working condition measurement device according to claim 3 of overtaking other vehicles, which is characterized in that further include fixation kit；The fixation kit is for the external dynamometry part to be fixedly connected with the Overtaken Vehicle.
- 10. a kind of test method for operating mode of overtaking other vehicles, which is characterized in that overtaken other vehicles based on the claims 1-9 any one of them Working condition measurement device, includes the following steps：S1 opens the air-supply assembly, after wind speed stabilization, starts the pressure measuring system；S2 starts the moving assembly after pressure measuring system stabilization, and the passing vehicle is driven by the moving assembly Movement, and be more than the passing vehicle；Described in S3 auto model completion overtake other vehicles operating mode while, the pressure measuring system being capable of the synchronously tested passing vehicle and institute State the surface pressing of Transient Aerodynamic power and intersection that Overtaken Vehicle is born.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220716A (en) * | 2019-06-12 | 2019-09-10 | 中国汽车工程研究院股份有限公司 | Parking system perception test platform |
| CN110887672A (en) * | 2019-11-23 | 2020-03-17 | 同济大学 | Whole car of intelligence car is at ring test system |
| CN111766086A (en) * | 2020-07-11 | 2020-10-13 | 高丰 | Automobile performance simulation test system based on dynamic driving environment parameters |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09273976A (en) * | 1996-04-05 | 1997-10-21 | Mitsubishi Motors Corp | Air input measuring device for vehicle |
| CN102998086A (en) * | 2012-12-11 | 2013-03-27 | 长沙理工大学 | Aerodynamic force testing device for moving vehicles |
| CN103674357A (en) * | 2013-12-23 | 2014-03-26 | 中北大学 | Film force-measuring sensor of embedded cutting tool type, and preparation method thereof |
| CN203940981U (en) * | 2014-06-20 | 2014-11-12 | 李小珍 | A kind of dynamometry compensation system for vehicle-bridge system wind tunnel test in vehicle mobile situation |
| CN104655390A (en) * | 2015-02-12 | 2015-05-27 | 西南交通大学 | Wind tunnel test device for vehicle model moving on bridge based on precision linear slide rails |
| CN106153351A (en) * | 2016-06-27 | 2016-11-23 | 浙江大学 | For testing the device of automobile pneumatic performance |
| FR3043978A1 (en) * | 2015-11-20 | 2017-05-26 | Valeo Schalter & Sensoren Gmbh | METHOD AND SYSTEM FOR ASSISTANCE IN MAINTAINING A TRACK OF A MOTOR VEHICLE DURING EXCEEDING |
-
2018
- 2018-02-13 CN CN201810150454.5A patent/CN108279131A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09273976A (en) * | 1996-04-05 | 1997-10-21 | Mitsubishi Motors Corp | Air input measuring device for vehicle |
| CN102998086A (en) * | 2012-12-11 | 2013-03-27 | 长沙理工大学 | Aerodynamic force testing device for moving vehicles |
| CN103674357A (en) * | 2013-12-23 | 2014-03-26 | 中北大学 | Film force-measuring sensor of embedded cutting tool type, and preparation method thereof |
| CN203940981U (en) * | 2014-06-20 | 2014-11-12 | 李小珍 | A kind of dynamometry compensation system for vehicle-bridge system wind tunnel test in vehicle mobile situation |
| CN104655390A (en) * | 2015-02-12 | 2015-05-27 | 西南交通大学 | Wind tunnel test device for vehicle model moving on bridge based on precision linear slide rails |
| FR3043978A1 (en) * | 2015-11-20 | 2017-05-26 | Valeo Schalter & Sensoren Gmbh | METHOD AND SYSTEM FOR ASSISTANCE IN MAINTAINING A TRACK OF A MOTOR VEHICLE DURING EXCEEDING |
| CN106153351A (en) * | 2016-06-27 | 2016-11-23 | 浙江大学 | For testing the device of automobile pneumatic performance |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220716A (en) * | 2019-06-12 | 2019-09-10 | 中国汽车工程研究院股份有限公司 | Parking system perception test platform |
| CN110887672A (en) * | 2019-11-23 | 2020-03-17 | 同济大学 | Whole car of intelligence car is at ring test system |
| CN110887672B (en) * | 2019-11-23 | 2021-09-03 | 同济大学 | Whole car of intelligence car is at ring test system |
| CN111766086A (en) * | 2020-07-11 | 2020-10-13 | 高丰 | Automobile performance simulation test system based on dynamic driving environment parameters |
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