CN105716872B - For carrying out the overcover of the experimental bench of aerodynamics measurement at vehicle - Google Patents

For carrying out the overcover of the experimental bench of aerodynamics measurement at vehicle Download PDF

Info

Publication number
CN105716872B
CN105716872B CN201510940821.8A CN201510940821A CN105716872B CN 105716872 B CN105716872 B CN 105716872B CN 201510940821 A CN201510940821 A CN 201510940821A CN 105716872 B CN105716872 B CN 105716872B
Authority
CN
China
Prior art keywords
overcover
plastic material
support components
vehicle
bag
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510940821.8A
Other languages
Chinese (zh)
Other versions
CN105716872A (en
Inventor
J·米德尔
W·厄斯特勒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dr Ing HCF Porsche AG
Original Assignee
Dr Ing HCF Porsche AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dr Ing HCF Porsche AG filed Critical Dr Ing HCF Porsche AG
Publication of CN105716872A publication Critical patent/CN105716872A/en
Application granted granted Critical
Publication of CN105716872B publication Critical patent/CN105716872B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M9/00Aerodynamic testing; Arrangements in or on wind tunnels
    • G01M9/02Wind tunnels
    • G01M9/04Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • G01M17/0072Wheeled or endless-tracked vehicles the wheels of the vehicle co-operating with rotatable rolls
    • G01M17/0074Details, e.g. roller construction, vehicle restraining devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M9/00Aerodynamic testing; Arrangements in or on wind tunnels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M9/00Aerodynamic testing; Arrangements in or on wind tunnels
    • G01M9/06Measuring arrangements specially adapted for aerodynamic testing
    • G01M9/062Wind tunnel balances; Holding devices combined with measuring arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Belt Conveyors (AREA)
  • Rehabilitation Tools (AREA)
  • Coating Apparatus (AREA)

Abstract

The present invention relates to a kind of overcovers (A) of experimental bench for being used to carry out aerodynamics measurement at vehicle (P), the overcover has at least one conveyer belt (2) extended in the bottom section at least between the front wheels and rear wheels of vehicle, wherein the overcover (A) is made of multiple support components (4), these support components can be coverd with plastic material.

Description

For carrying out the overcover of the experimental bench of aerodynamics measurement at vehicle
Technical field
The present invention relates to a kind of for carrying out the overcover of the experimental bench of aerodynamics measurement, the overcover at vehicle With at least one conveyer belt extended in the bottom section at least between the front wheels and rear wheels of vehicle.
Background technique
According to the prior art, apply conveyer belt system in this kind of experimental bench or base material usually by very thin steel Band (is made with thickness less than 1mm) and/or by the very thin bottom plate (being made of metal material or plastics) for having micropore.These transmission Structure with construction is significant for measurement accuracy.In order to reach this measurement accuracy, these constructions are to continuous work The mechanical failure and pollute especially sensitive that period occurs.
Summary of the invention
General object of the present invention is to provide a kind of for the overcover of this conveyer belt construction, especially bottom cover Object, the overcover can construct to relatively robust and less expensive and substantially insensitive in the application and be easy to repair.
According to the present invention, this purpose is accomplished by the following way: this overcover for experimental bench is by substantially The support component of rigidity is constituted, which can be coverd with (bespannbar) with plastic material.
The overcover is preferably able to be assembled by the independent component of modular.
It is particularly preferred that providing artificial leather as plastic material.
These support components are preferably able to be made of fibre-reinforced, especially fibre reinforced plastic material.Here, this A little support components are inserted into the satchel constituted in a plastic material, and wherein these satchels sew upModeling It is formed in material material or by being bonded at its lateral edge.
The independent component of the overcover should be by the application flexibility of experimental bench or in order to open maintenance feasibility It can be interchangeably inserted into overcover.Here, particular advantage of the invention is the material structure of the module, because of these independences Module have relatively small weight.
For the size for the support component being made of fibre-reinforced plastics and plastics/artificial leather material, equally deposit In higher flexibility, and have proven to for advantageously, the support component of artificial leather thickness and fibre reinforced thickness It is selected in the order of magnitude of 1mm respectively.Therefore, the requirement due to the mechanical load of overcover is on the one hand met, on the other hand Meet the requirement for its weight and weight.
Ensure the inwardly or outwardly rolling (Auf-und of the module when in order to work on check-out console in optimal manner Abrollen), appropriately, the width of bag-like element (insertion for fibre reinforced support component) and fibre reinforced Ratio between the width of support component is selected as about 4:3, that is to say, that when the width for the support component being housed in satchel When for 30mm, which has the width of such as 40mm.
Detailed description of the invention
It is carried out below by way of details, feature and particular advantage of the embodiment schematically shown to present subject matter It is described in detail.
Wherein:
Fig. 1 shows the experimental bench (air duct) of the vehicle for measurement and positioning in experimental bench in the diagram, for mould Quasi- lane, conveyer belt are movably disposed in the lower section of the vehicle;
Fig. 2 shows overcover according to the present invention in a top view;And
Fig. 3 shows the structure of overcover according to the present invention in sectional view.
Specific embodiment
Fig. 1 schematically shows the structure of experimental bench according to the present invention, such as the working region in air duct.Car P by Positioning device 1 is located in the measured zone in air duct.The lower section of car P is arranged in conveyer belt 2, and car P is answered in air duct It is exposed to true air-flow behavior, which is for example arranged in the idler wheel (not shown) of end side as annular transmission by two Band is formed as road mobile relative to the vehicle below vehicle.The rest part of bottom or its main surface portion are to set Count into ventilative, therefore a part of air-flow can be flowed out downward or is sucked out downward.
Bottom cover object A according to the present invention is modularly to be made of assemblnig independent component 3 (see Fig. 2).Each Independent component 3 is all made of multiple support components 4.These support components 4 are configured to lath-shaped in an illustrated embodiment, and It is preferably made of the plastics of fibre reinforced for weight and stability reasons.These support components 4 are preferably on all sides It sews up in bag-shaped receiving portion 5 or is inserted into receiving portion 5, these receiving portions can pass through the plastic material at pocket side edge Bonding and formed.In order to unquestionably and economical space saving roll the independent component 3 or overcover A, appropriately, The ratio between the width x of bag-shaped receiving portion and the width y of the support component 4 of fibre reinforced is set on outside rotating direction It is set to about 4:3.
Material for the bag-shaped receiving portion 5 is plastics, preferably artificial leather.Therefore steady, easy roll is produced Module.Then, complete overcover A can be bonded by many this modules 3.
It is preferred that fitted together these independent components 3 by attachment device common to those skilled in the art, So that will not influence transmission belt smoothly to outer rolling.
The overcover A that the geometric dimension and modularization of these independent components 3 are constituted is configured to largely can be changed 's.Artificial leather thickness in the order of magnitude of about 1mm and when the thickness of support component 4 is also about 1mm, which can be about 3-4kg/m2The order of magnitude.
Other than replacing entire independent component 3 from overcover, it is also contemplated that, these support components 4 are replaceable Ground is arranged in its bag-shaped receiving portion 5.
By the structure of independent component 3 according to the present invention or overcover A, in the case where weight is minimum due to compound Material used in structure, other than the higher effect for absorbing shock, additionally it is possible to which pressure is evenly distributed in surface On.In addition, this structure also exhibits good rolling characteristics in addition to high bearing capacity.In addition, this device can also phase It can unquestionably be repaired by replacement to easily cleaning, and in the damage of single independent component.

Claims (8)

1. one kind is used to carry out the overcover (A) of the experimental bench of aerodynamics measurement at vehicle (P), the overcover is for extremely The conveyer belt (2) extended in few bottom section between the front wheels and rear wheels of vehicle,
It is characterized in that,
The overcover (A) is made of multiple support components (4), these support components can be coverd with plastic material,
These support components (4) can be removably enclosed in the multiple bag-shaped receiving portions (5) constituted in the plastic material.
2. overcover according to claim 1,
It is characterized in that,
The overcover (A) is assembled by the independent component (3) of multiple modulars.
3. overcover according to claim 1,
It is characterized in that,
These support components (4) are made of fibre-reinforced plastic material.
4. overcover according to claim 3,
It is characterized in that,
These support components (4) are made of the plastic material of fibre reinforced.
5. overcover according to any one of claim 1 to 4,
It is characterized in that,
These bag-shaped receiving portions (5) are sewn in the plastic material.
6. overcover according to claim 5,
It is characterized in that,
These bag-shaped receiving portions (5) can be formed at its lateral edge by bonding the plastic material.
7. overcover according to claim 2,
It is characterized in that,
The independent component (3) of the overcover (A) can be interchangeably inserted into the overcover (A).
8. overcover according to any one of claim 1 to 4,
It is characterized in that,
The ratio of the width of the width and these support components (4) of these bag-shaped receiving portions (5) is 4:3.
CN201510940821.8A 2014-12-17 2015-12-16 For carrying out the overcover of the experimental bench of aerodynamics measurement at vehicle Expired - Fee Related CN105716872B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014118866.7A DE102014118866A1 (en) 2014-12-17 2014-12-17 Cover for a test stand for aerodynamic measurements on vehicles
DE102014118866.7 2014-12-17

Publications (2)

Publication Number Publication Date
CN105716872A CN105716872A (en) 2016-06-29
CN105716872B true CN105716872B (en) 2019-04-02

Family

ID=56099427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510940821.8A Expired - Fee Related CN105716872B (en) 2014-12-17 2015-12-16 For carrying out the overcover of the experimental bench of aerodynamics measurement at vehicle

Country Status (3)

Country Link
CN (1) CN105716872B (en)
DE (1) DE102014118866A1 (en)
RU (1) RU2640116C2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009190878A (en) * 2008-02-18 2009-08-27 Bridgestone Corp Conveyor belt reinforcing canvas
CN101720429A (en) * 2008-03-18 2010-06-02 F.波尔希名誉工学博士公司 Aerodynamic test bench
CN102648403A (en) * 2009-12-07 2012-08-22 国际计测器株式会社 Moving belt mechanism for travelling test device, and endless belt
DE102011050828A1 (en) * 2011-06-03 2012-12-06 Hans Balzer Cover for mounting pits

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7224770U (en) * 1972-10-26 Dreher J Device for covering a swimming pool
DE8900626U1 (en) * 1989-01-21 1989-03-09 Parabeam B.V., Helmond Conveyor belt
RU2134761C1 (en) * 1997-07-21 1999-08-20 Открытое акционерное общество "Ярославрезинотехника" Pneumoframework quick-erection structure
DE29911147U1 (en) * 1999-04-09 1999-09-02 Seburger, Rainer, 67240 Bobenheim-Roxheim Reinforcing element for frame profiles made of plastic and having hollow chambers
US6986419B2 (en) * 2000-06-28 2006-01-17 Bridgestone Corporation Reinforcing band for conveyor belts, and conveyor belt using the same
US7304006B2 (en) * 2004-06-24 2007-12-04 The Goodyear Tire & Rubber Company High tear interwoven belt fabric
DE202005004379U1 (en) * 2005-03-16 2005-05-25 Rehau Ag + Co. Reinforced hollow section profile
US20060230511A1 (en) * 2005-04-15 2006-10-19 De Troostembergh-De Troostembe Swimming pool cover
US7815043B2 (en) * 2006-08-14 2010-10-19 Fenner Dunlop Americas, Inc. Laterally flexible reinforced structure
DE102008036315B4 (en) * 2008-07-11 2013-05-29 Forschungsinstitut für Kraftfahrwesen und Fahrzeugmotoren Stuttgart (FKFS) Test rig for aerodynamic measurements on vehicles
CN202379380U (en) * 2011-12-23 2012-08-15 浙江沪天胶带有限公司 Fiberglass conveying belt

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009190878A (en) * 2008-02-18 2009-08-27 Bridgestone Corp Conveyor belt reinforcing canvas
CN101720429A (en) * 2008-03-18 2010-06-02 F.波尔希名誉工学博士公司 Aerodynamic test bench
CN102648403A (en) * 2009-12-07 2012-08-22 国际计测器株式会社 Moving belt mechanism for travelling test device, and endless belt
DE102011050828A1 (en) * 2011-06-03 2012-12-06 Hans Balzer Cover for mounting pits

Also Published As

Publication number Publication date
DE102014118866A1 (en) 2016-06-23
RU2015154135A (en) 2017-06-19
RU2640116C2 (en) 2017-12-26
CN105716872A (en) 2016-06-29

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Granted publication date: 20190402