CN206038265U - A sunken barrier for live collision test of wheel simulation - Google Patents
A sunken barrier for live collision test of wheel simulation Download PDFInfo
- Publication number
- CN206038265U CN206038265U CN201620692314.7U CN201620692314U CN206038265U CN 206038265 U CN206038265 U CN 206038265U CN 201620692314 U CN201620692314 U CN 201620692314U CN 206038265 U CN206038265 U CN 206038265U
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- China
- Prior art keywords
- depression
- groove
- barrier
- base
- barrier block
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Classifications
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a sunken barrier for live collision test of wheel simulation constitutes its characterized in that by sunken barrier piece (1), triaxial force transducer (2), sensor base (3) and groove (5): groove (5) be located the test road surface (4), the bottom in groove (5) is laid in sensor base (3), the upper surface in sensor base (3) is installed to the one end of triaxial force transducer (2), and the lower surface of sunken barrier piece (1) is installed to the other end, sunken barrier piece (1) have trapezoidal sunkenly along length direction's the cross section of groove (5), furthermore, sunken barrier piece (1) set up as when the installation back that finishes, trapezoidal base and road surface (4) parallel and level of caving in. The utility model discloses an advantage of sunken barrier lies in: simple structure, detection sensitivity just can simulate the influence of road surface's various sunken barrier to the wheel well.
Description
Technical field
The utility model is related to auto parts and components simulated test field, and in particular to a kind of for the live impact of simulated wheel
The depression barrier of test.
Background technology
At present when simulated wheel impact test is carried out, often using stand method come carry out radial impact, 13 degree impact
Deng test, so as to investigating reaction of the wheel under the conditions of various collisions and judging whether wheel meets car manufactures and user
Requirement.
Bench test is the simulation to real riving condition, and its analog result possibly cannot reflect actual driving procedure completely
In run into the actual response on various undesirable road surfaces.In order to provide the vehicle mass under the conditions of traffic accident, whole-car firm is often
Collide the test such as metope to investigate performance of the car load under traffic accident using true car.But there is presently no for wheel etc. zero
The method and apparatus that test tested of the part under non-emergency conditions.
Utility model content
In order under non-emergency conditions the parts such as wheel are simulated with live impact test, the utility model is provided
A kind of raised barrier for simulated wheel fact impact test.
It will be apparent to one skilled in the art that the alternatively dimples on road surface may be met with during the traveling of automobile.The depression
Sunk part on thing possibly soil road surface, bituminous paving and cement pavement, road surface coating type deceleration strip etc..Automobile is when row
When sailing the pavement structure by more than, tire will cause certain active force to wheel.The active force subsequently passes through axle and suspension
System is distributed to vehicle body.Used as the auto parts and components directly facing impact, wheel can suffer from damaging in this traveling event.
Used as wheel manufacturing enterprise, middle letter is worn card and wishes to carry out wheel performance detection under conditions of closer to actual state.Therefore, originally
The utility model people of utility model develops following depression barrier.
In one side of the present utility model, there is provided a kind of raised obstacle for simulated wheel fact impact test
Thing, is made up of depression barrier block (1), triaxial force sensor (2), sensor base (3) and groove (5), it is characterised in that：Institute
The groove (5) stated is located in test road surface (4)；Sensor base (3) is placed in the bottom of groove (5)；Triaxial force sensor (2)
One end be arranged on sensor base (3) upper surface, the other end be installed to depression barrier block (1) lower surface；Described
Depression barrier block (1) has trapezoidal depression along the cross section of the length direction of groove (5)；Also, described depression obstacle
Thing block (1) is set to after installing, and the trapezoidal base of depression is concordant with road surface (4).
At one preferred aspect of the utility model, described depression barrier block (1) is along the length direction of groove (5)
The trapezoidal base on cross section top is 80-120mm, and top margin is 1200-1500mm, a height of 80-120mm, and be recessed barrier block
(1) top width is 1400-1800mm.
At one preferred aspect of the utility model, described depression barrier block (1) is along the length direction of groove (5)
The long base length of the isosceles trapezoid part of cross section is 1400mm, and short base length is 100mm, and trapezoidal height is 100mm,
The top width of depression barrier block (1) is 1600mm.
At the preferred aspect of the utility model one, the range of described triaxial force sensor (2) is 72kN, and accuracy is
1%.
At one preferred aspect of the utility model, depression barrier block (1) is closed by steel, cast iron, engineering plastics or aluminium
Gold is made.
At one preferred aspect of the utility model, the upper surface of described depression barrier block (1) covers matcoveredn.
At one preferred aspect of the utility model, described protective layer is the rubber that thickness is 5～10mm, plastics, steel
Or aluminium alloy.
At one preferred aspect of the utility model, the quantity of described triaxial force sensor (2) is four.
At one preferred aspect of the utility model, described depression barrier is selected from following one kind：(A) it is recessed described in
The long base length of sunken barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5) is 1400mm, short
Base length is 100mm, and trapezoidal height is 100mm, and the top width of the barrier block (1) that is recessed is 1600mm；(B) described in
Long base length of depression barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5) is 1200mm,
Short base length is 80mm, and trapezoidal height is 80mm, and the top width of the barrier block (1) that is recessed is 1400mm；(C) described in
Long base length of depression barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5) is 1500mm,
Short base length is 120mm, and trapezoidal height is 120mm, and the top width of the barrier block (1) that is recessed is 1800mm.
Following technical scheme is additionally provided of the present utility model in terms of other：A kind of live impact examination of simulated wheel
The standard barrier tested, is made up of standard barrier block (1), three-axis force sensor (2), sensor base (3), by Fig. 2 institutes
Show and be embedded on road surface.Standard barrier block (as shown in Figure 3), width are 500mm, and the true form in section is at one 1600
On × 170 rectangle, an inverted trapezoidal block is cut out.The trapezoidal shape for cutting out is：Long base 1300mm, short base 100mm are high
100mm.Short base two-end-point is respectively 250mm, 1050mm to long base end points length.Three-axis force sensor is purchased from Michigan
Scientific ＆ technical corporation.Sensor base is used for fixing sensor.Connected mode：Sensor is placed in the pit for having been dug on road surface in advance
Base plate is simultaneously fixed by base plate (3) by expansion bolt, is taken four three-axis force sensors (2) and is arranged in sensor base plate (3)
On, fixed with bolt.By standard barrier place with four three-axis sensors, with bolt by sensor and standard barrier
Block is fixed together.
It is of the present utility model depression barrier advantage be：Simple structure, detect sensitive and being capable of simulation road very well
Impact of the various depression barriers of road surfaces to wheel.
Description of the drawings
Hereinafter, with reference to accompanying drawing describing embodiment of the present utility model in detail, wherein：
Fig. 1 is the plane of arrangement figure of the depression barrier that the utility model is used for simulated wheel fact impact test；
Fig. 2 is the cross-section structure schematic diagram of the depression barrier that the utility model is used for simulated wheel fact impact test；
Fig. 3 is depression barrier block (1) of the depression barrier that the utility model is used for simulated wheel fact impact test
Top view；And
Fig. 4 is depression barrier block (1) of the depression barrier that the utility model is used for simulated wheel fact impact test
Sectional view；
In figure：1- depression barrier blocks, 2- triaxial force sensors, 3- sensor bases, 4- road surfaces, 5- grooves.
Specific embodiment
Unless additionally illustrated, the three-axis force sensor used in the utility model is purchased from scientific ＆ technical corporation of Michigan,
Its product type is TR3D-C-16K.The three-axis force sensor is the three-axis force sensor of deformation type, and its accuracy is
1%, range is 72kN.Although the restriction more than having done, persons skilled in the art are known, other kinds of three-axis force is passed
Sensor can also be used, as long as which meets the condition of three direction dynamometry.Persons skilled in the art are also known that can be with
Using sensitivity is higher and the wider array of six-component sensor of range is used as detection sensor use.
Comparative example 1
The depression barrier of this comparative example is following article：
Excavate the groove that one width is 1650mm on test road first, and the install sensor bottom in the groove
Seat.Four triaxial force sensors are installed in sensor base, and homemade steel plate, steel plate table are installed on force snesor again
Face is concordant with road surface, and surface of steel plate has long (road direction) 1000mm, the rectangle dell of wide 400mm, deep 100mm, Ran Hou
Rectangle cheats two ends place mat soil, until both sides all become gentle slope.This road barricade is commonly found on China's road because road surface is broken
The pit for damaging and occurring.
Go to break the barriers with the vehicle of certain speed, four triaxial force sensor connections being arranged under barrier are high
Speed digital Acquisition Instrument, can obtain the force diagram in impact process, by carrying out mathematics coupling to four sensors, calculate barrier
Hinder thing receive make a concerted effort.
Embodiment 1
The depression barrier of the present embodiment by the barrier block (1) that is recessed, triaxial force sensor (2), sensor base (3) and
Groove (5) is constituted, it is characterised in that：Described groove (5) is located in test road surface (4)；Sensor base (3) is placed in groove
(5) bottom；One end of triaxial force sensor (2) is arranged on the upper surface of sensor base (3), and the other end is installed to depression barrier
Hinder the lower surface of thing block (1)；Described depression barrier block (1) has trapezoidal along the cross section of the length direction of groove (5)
Depression；Also, described depression barrier block (1) is set to after installing, the trapezoidal base of depression and road surface (4) are flat
Together.Long base length of described depression barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5)
For 1400mm, short base length is 100mm, and trapezoidal height is 100mm, and the top width of the barrier block (1) that is recessed is
1600mm。
In the pit arranged on road, will be barrier, triaxial force sensor, sensor base plate solid by above-mentioned connected mode
It is fixed, go to break the barriers with the vehicle of certain speed, four three-axis force sensor connection high speeds being arranged under barrier
Digital collection instrument, can obtain the force diagram in impact process, by carrying out mathematics coupling to four sensors, calculate obstacle
Thing receive make a concerted effort, as impulsive force.
Embodiment 2
The depression barrier of the present embodiment by the barrier block (1) that is recessed, triaxial force sensor (2), sensor base (3) and
Groove (5) is constituted, it is characterised in that：Described groove (5) is located in test road surface (4)；Sensor base (3) is placed in groove
(5) bottom；One end of triaxial force sensor (2) is arranged on the upper surface of sensor base (3), and the other end is installed to depression barrier
Hinder the lower surface of thing block (1)；Described depression barrier block (1) has trapezoidal along the cross section of the length direction of groove (5)
Depression；Also, described depression barrier block (1) is set to after installing, the trapezoidal base of depression and road surface (4) are flat
Together.Long base length of described depression barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5)
For 1200mm, short base length is 80mm, and trapezoidal height is 80mm, and the top width of the barrier block (1) that is recessed is 1400mm.
In the pit arranged on road, will be barrier, triaxial force sensor, sensor base plate solid by above-mentioned connected mode
It is fixed, go to break the barriers with the vehicle of certain speed, four three-axis force sensor connection high speeds being arranged under barrier
Digital collection instrument, can obtain the force diagram in impact process, by carrying out mathematics coupling to four sensors, calculate obstacle
Thing receive make a concerted effort, as impulsive force.
Embodiment 3
The depression barrier of the present embodiment by the barrier block (1) that is recessed, triaxial force sensor (2), sensor base (3) and
Groove (5) is constituted, it is characterised in that：Described groove (5) is located in test road surface (4)；Sensor base (3) is placed in groove
(5) bottom；One end of triaxial force sensor (2) is arranged on the upper surface of sensor base (3), and the other end is installed to depression barrier
Hinder the lower surface of thing block (1)；Described depression barrier block (1) has trapezoidal along the cross section of the length direction of groove (5)
Depression；Also, described depression barrier block (1) is set to after installing, the trapezoidal base of depression and road surface (4) are flat
Together.Long base length of described depression barrier block (1) along the isosceles trapezoid part of the cross section of the length direction of groove (5)
For 1500mm, short base length is 120mm, and trapezoidal height is 120mm, and the top width of the barrier block (1) that is recessed is
1800mm。
In the pit arranged on road, will be barrier, triaxial force sensor, sensor base plate solid by above-mentioned connected mode
It is fixed, go to break the barriers with the vehicle of certain speed, four three-axis force sensor connection high speeds being arranged under barrier
Digital collection instrument, can obtain the force diagram in impact process, by carrying out mathematics coupling to four sensors, calculate obstacle
Thing receive make a concerted effort, as impulsive force.
Embodiment 4
By the device of comparative example 1 and embodiment 1-3 according to the method for description carrying out contrast test, test parameters and result
Record is in table 1.The simulating vehicle for using is true car, in particular popular Magotan board car.Per group of test carries out 3 tests simultaneously
And average.
Table 1：The Impulse Test Result of the device of comparative example 1 and embodiment 1-3
| Test group | Test speed (/km h-1) | Barrier is by with joint efforts (/KN) |
| Comparative example 1 | 64 | 42.3 |
| Embodiment 1 | 64 | 43.8 |
| Embodiment 2 | 64 | 39.6 |
| Embodiment 3 | 64 | 48.1 |
From the data of table 1, the barrier of embodiment 1-3 receives the practical obstacle thing phase of the numerical value and comparative example 1 made a concerted effort
Than its difference is up to 13.7%, its difference minimum 3.5%；As can be seen here, the obstacle of embodiment 1-3 of the present utility model
Thing can be with two kinds of real barriers of good simulation.Wherein, the barrier of the barrier simulating reality of embodiment 1 is best.
Claims (9)
1. it is a kind of for simulated wheel fact impact test depression barrier, by depression barrier block (1), triaxial force sensor
(2), sensor base (3) and groove (5) are constituted, it is characterised in that：Described groove (5) is located in test road surface (4)；Sensing
Device base (3) is placed in the bottom of groove (5)；One end of triaxial force sensor (2) is arranged on the upper table of sensor base (3)
Face, the other end are installed to the lower surface of depression barrier block (1)；Length side of described depression barrier block (1) along groove (5)
To cross section there is trapezoidal depression；Also, described depression barrier block (1) is set to after installing, depression
Trapezoidal base is concordant with road surface (4).
2. depression barrier according to claim 1, it is characterised in that described depression barrier block (1) is along groove (5)
Length direction cross section top trapezoidal base be 80-120mm, top margin is 1200-1500mm, a height of 80-120mm,
The top width of depression barrier block (1) is 1400-1800mm.
3. depression barrier according to claim 2, it is characterised in that described depression barrier block (1) is along groove (5)
Length direction cross section isosceles trapezoid part long base length be 1400mm, short base length be 100mm, it is trapezoidal
Highly it is 100mm, the top width of the barrier block (1) that is recessed is 1600mm.
4. the depression barrier according to any one of claim 1-3, it is characterised in that described triaxial force sensor
(2) range is 72kN, and accuracy is 1%.
5. the depression barrier according to any one of claim 1-3, it is characterised in that depression barrier block (1) by steel,
Cast iron, engineering plastics or aluminium alloy are made.
6. the depression barrier according to any one of claim 1-3, it is characterised in that described depression barrier block
(1) upper surface covers matcoveredn.
7. depression barrier according to claim 6, it is characterised in that it is 5～10mm that described protective layer is thickness
Rubber, plastics, steel or aluminium alloy.
8. the depression barrier according to any one of claim 1-3, it is characterised in that described triaxial force sensor
(2) quantity is four.
9. depression barrier according to claim 1 and 2, it is characterised in that described depression barrier is selected from following
It is a kind of：
(A) long base of depression barrier block (1) described in along the isosceles trapezoid part of the cross section of the length direction of groove (5)
Length is 1400mm, and short base length is 100mm, and trapezoidal height is 100mm, and the top width of the barrier block (1) that is recessed is
1600mm；
(B) long base of depression barrier block (1) described in along the isosceles trapezoid part of the cross section of the length direction of groove (5)
Length is 1200mm, and short base length is 80mm, and trapezoidal height is 80mm, and the top width of the barrier block (1) that is recessed is
1400mm；
(C) long base of depression barrier block (1) described in along the isosceles trapezoid part of the cross section of the length direction of groove (5)
Length is 1500mm, and short base length is 120mm, and trapezoidal height is 120mm, and the top width of the barrier block (1) that is recessed is
1800mm。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016100642712 | 2016-01-31 | ||
| CN201610064271 | 2016-01-31 | ||
| CN2016200978023 | 2016-01-31 | ||
| CN201620097802 | 2016-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038265U true CN206038265U (en) | 2017-03-22 |
Family
ID=57211902
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620692314.7U Withdrawn - After Issue CN206038265U (en) | 2016-01-31 | 2016-07-05 | A sunken barrier for live collision test of wheel simulation |
| CN201610516698.1A Active CN106092489B (en) | 2016-01-31 | 2016-07-05 | A kind of depression barrier for simulated wheel fact impact test |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610516698.1A Active CN106092489B (en) | 2016-01-31 | 2016-07-05 | A kind of depression barrier for simulated wheel fact impact test |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206038265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092489A (en) * | 2016-01-31 | 2016-11-09 | 中信戴卡股份有限公司 | A kind of depression barrier for simulated wheel fact impact test |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282974A (en) * | 2017-07-21 | 2019-01-29 | 郑州宇通客车股份有限公司 | The method of vehicle frame fast verification |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7610792B2 (en) * | 2006-08-09 | 2009-11-03 | Ford Motor Company | Sled buck testing system |
| JP2010230641A (en) * | 2009-03-06 | 2010-10-14 | Toyota Motor Corp | Method for analyzing tire action force using finite element model of tire and method for analyzing tire vibration and tire noise using the same |
| JP5999977B2 (en) * | 2012-05-17 | 2016-09-28 | 株式会社ブリヂストン | Tire tread contact unit measuring apparatus and tire tread contact unit measuring method |
| CN203479536U (en) * | 2013-07-30 | 2014-03-12 | 北京汽车研究总院有限公司 | Protruding block for vehicle ride comfort pulse test |
| CN104330265B (en) * | 2014-10-28 | 2017-02-15 | 芜湖赛德交通设备有限公司 | Pavement concave-convex simulator for automobile testing |
| CN104729863B (en) * | 2015-04-15 | 2017-03-08 | 吉林大学 | Multifunctional tire road detection apparatus and its method of testing |
| CN206038265U (en) * | 2016-01-31 | 2017-03-22 | 中信戴卡股份有限公司 | A sunken barrier for live collision test of wheel simulation |
-
2016
- 2016-07-05 CN CN201620692314.7U patent/CN206038265U/en not_active Withdrawn - After Issue
- 2016-07-05 CN CN201610516698.1A patent/CN106092489B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092489A (en) * | 2016-01-31 | 2016-11-09 | 中信戴卡股份有限公司 | A kind of depression barrier for simulated wheel fact impact test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106092489A (en) | 2016-11-09 |
| CN106092489B (en) | 2018-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180316 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180316 |