CN201311347Y - Truck cab pendulum type frontal impact test platform - Google Patents
Truck cab pendulum type frontal impact test platform Download PDFInfo
- Publication number
- CN201311347Y CN201311347Y CNU2008201590966U CN200820159096U CN201311347Y CN 201311347 Y CN201311347 Y CN 201311347Y CN U2008201590966 U CNU2008201590966 U CN U2008201590966U CN 200820159096 U CN200820159096 U CN 200820159096U CN 201311347 Y CN201311347 Y CN 201311347Y
- Authority
- CN
- China
- Prior art keywords
- fixed
- hanger
- column
- pendulum
- pendulum type
- 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 - Lifetime
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a truck cab pendulum type frontal impact test platform, comprising a beam, a pendulum assembly and two columns, wherein the lower end of each column is fixed on ground, and the upper part is provided with a beam connecting plate provided with a plurality of beam mounting holes along vertical direction; the beam is arranged between the columns, whose ends are connected with corresponding beam connecting plates via fixtures; and the pendulum assembly is suspended under the beam. The truck cab pendulum type frontal impact test platform has the advantages of adjustable impact speed and height, accurate impact direction, simple structure and reliable rigid design.
Description
Technical field
The utility model relates to the truck collision test device, relates in particular to pendulum type frontal collision test stand of truck driver's cab.
Background technology
The test of truck crashworthiness is an important means of estimating the truck crashworthiness, and the truck head-on crash is the essential content of truck crashworthiness test.At present, domestic research to the truck crashworthiness also is in the infancy.According to our discovering to existing truck crashworthiness, head-on crash is higher a kind of of proportion in the truck statistics of traffic accidents, usually occur in the situation that a certain truck and another truck knock into the back, the container of truck cap and front truck bumps.Pilothouse is to be welded after the thick steel plate punching press of 0.8～2.0mm with thickness, the single order model frequency of pilothouse is in 30Hz, and container is by the box structure that directly is welded of the steel plate behind 5～8mm, has higher rigidity, and its single order vibration frequency is more than 100Hz.Because the rigidity of pilothouse is much smaller than the rigidity of container, this collision situation is simulated with the situation that pilothouse and rigid wall bump usually.Under the situation of knocking into the back, the speed of related movement of truck and front truck is not high, and still, relative velocity is not unique constant, and it changes in a scope, the collision effect difference that different impact velocities obtains; Its cab heights of different automobile types and container height and inconsistent, the position difference that bumps of pilothouse like this; When pilothouse and container bumped, after having determined impact velocity and colliding part, the direction of collision was also wanted and can be guaranteed, more than all are technical matterss that the truck frontal collision test stand will solve.
The utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of impact velocity, collision adjustable height are provided, and the collision bearing is accurate, the reliable pendulum type frontal collision test stand of truck driver's cab of simple in structure, rigid design.
For solving the problems of the technologies described above, the utility model by the following technical solutions.
A kind of pendulum type frontal collision test stand of truck driver's cab, comprise crossbeam, pendulum assembly and two columns, the lower end of described two columns all fixes on the ground, top is equipped with cross-beam connecting plate, vertically be provided with a plurality of crossbeam mounting holes on the described cross-beam connecting plate, crossbeam is located between two columns, and respectively end is respectively by securing member and corresponding cross-beam connecting plate connection, and the pendulum assembly hangs on the crossbeam below.
Described pendulum assembly comprises rigid plate, swing arm, hanger installing plate and hanger, described rigid plate is fixed in the swing arm lower end, the hanger installing plate is fixed in the swing arm upper end, hanger is fixed on the hanger installing plate, described crossbeam below is provided with the hanger Connection Block, hanger and hanger Connection Block are hinged, and the plane that the center of gravity of its hinge axes and rigid plate is formed is perpendicular to surface level.
The both sides of described each column are equiped with brace, and brace one end is fixed on the ground, and the other end is fixed in the stage casing of column.
The both sides of described each column are equiped with oblique rollering steel silk rope, and the oblique rollering steel silk end of restricting is fixed on the ground, and the other end is fixed in the upper end of column, and oblique rollering steel silk rope stage casing is provided with steam boat ratchet.
Compared with prior art, advantage of the present utility model just is:
1, on the cross-beam connecting plate of column, vertically is provided with a plurality of crossbeam mounting holes, when being installed, crossbeam can select for use the crossbeam mounting hole of suitable height that crossbeam is fixed, with this height of controlling the collision surface of contact of rigid plate and car body, be applicable to collision between the different vehicles and the collision between the different parts.
2, according to mechanics principle, the height difference of putting on the rigid plate, impact velocity difference when it touches the bottom, during test, what can calculate rigid plate at the impact velocity of demand goes up pendulum highly, make the free bottom of rigid plate after rigid plate is adjusted to this height, can reach predetermined impact velocity when rigid plate and car body bump.
3, the plane formed of the center of gravity of the hinge axes of hanger and hanger Connection Block and rigid plate is perpendicular to surface level, guarantee under the free suspension status of rigid plate, the collision surface of contact of rigid plate is perpendicular to the ground, making rigid plate and car body is plane contact in impact moment, guarantees that the collision bearing of impact moment is accurate.
4, brace and oblique rollering steel silk rope are installed in the column both sides, in the process of the test, oblique rollering steel silk rope and brace are tight, and column has booster action preferably, and the rigidity of testing table is improved greatly, and the situation of unstability can not take place the warranty test platform.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 utilizes the utility model to carry out the synoptic diagram of truck frontal collision test.
Each label is represented among the figure:
1, column 2, crossbeam
3, pendulum assembly 4, brace
5, oblique rollering steel silk rope 6, steam boat ratchet
7, car body 11, cross-beam connecting plate
12, crossbeam mounting hole 21, hanger Connection Block
31, rigid plate 32, swing arm
33, hanger installing plate 34, hanger
Embodiment
As shown in Figure 1, pendulum type frontal collision test stand of truck driver's cab of the present utility model is welded by multiple shaped steel, sheet material assembly unit, comprises crossbeam 2, pendulum assembly 3 and two columns 1, for guaranteeing the rigidity of each parts, is welded with reinforcement in position.The lower end of two columns 1 fixes on the ground, top is provided with cross-beam connecting plate 11, vertically be provided with a plurality of crossbeam mounting holes 12 on the cross-beam connecting plate 11, crossbeam 2 is located between two columns 1, and fixedly connected with the cross-beam connecting plate 11 on the column 1 by bolt and nut respectively in its two ends, crossbeam 2 belows are provided with hanger Connection Block 21.Pendulum assembly 3 comprises rigid plate 31, swing arm 32, hanger installing plate 33 and hanger 34, rigid plate 31 is fixed in swing arm 32 lower ends, hanger installing plate 33 is fixed in swing arm 32 upper ends, hanger 34 is fixed on the hanger installing plate 33, hanger 34 is hinged with hanger Connection Block 21, under rigid plate 31 free suspension statuses, the plane that the center of gravity of its hinge axes and rigid plate 31 is formed is perpendicular to surface level, the collision surface of contact of rigid plate 31 is perpendicular to the ground, making rigid plate 31 and car body 6 is plane contact in impact moment, guarantees that the collision bearing of impact moment is accurate.According to mechanics principle, the height difference of pendulum on the rigid plate 31, impact velocity difference when it touches the bottom, during test, calculate going up of rigid plate 31 at predetermined impact velocity and put height, make the rigid plate 31 free bottoms after rigid plate 31 is adjusted to this height, the speed when rigid plate 31 bumps with car body 6 is predetermined impact velocity.The both sides of each column 1 are equiped with brace 4 and oblique rollering steel silk rope 5, brace 4 one ends are fixed on the ground, and the other end is fixed in the stage casing of column 1, and oblique rollering steel silk 5 one ends of restricting are fixed on the ground, the other end is fixed in the upper end of column 1, and oblique rollering steel silk 5 stage casings of restricting are provided with steam boat ratchet 6.In the process of the test, it is 5 tight that brace 4 and oblique rollering steel silk are restricted, and column 1 has booster action preferably, and the rigidity of testing table is improved greatly, and the situation of unstability can not take place the warranty test platform.When being installed, crossbeam 2 can select for use 12 pairs of crossbeams 2 of crossbeam mounting hole of suitable height to fix, with this height of controlling rigid plate 31 and the collision surface of contact of car body 6, make testing table of the present utility model be applicable to impact test between the different vehicles and the impact test between the different parts.
Elaborate below in conjunction with the frontal collision test process of truck cap principle of work to pendulum type frontal collision test stand of truck driver's cab of the present utility model.As shown in Figure 2, when the rigid plate 31 of pendulum assembly 3 is in the nature suspension status, tested vehicle is sailed into the collision area of testing table, adjust the contact position of rigid plate 31 and car body 6, guarantee the middle of contact position at pilothouse, according to selected crash type the height of contact position is adjusted, then car body 6 is fixed on the testing table.Relevant position at car body 6 is installed acceleration transducer, measures the acceleration of car body 6 in the collision process, on rigid plate 31 acceleration transducer is installed, and measures the acceleration of rigid plate 31 in the collision process.According to the requirement of impact velocity and collision energy, calculate the height that rigid plate 31 needs rising, and rigid plate 31 is sling to predetermined altitude, and remain on this height with hoisting device.Made a video recording in the whole test scene, use the high-speed camera instrument that rigid plate 31, car body 6 and testing table are carried out comprehensive photography, with the record collision process.Adjust each sensor and collecting device, high-speed camera enters the record standby condition, and safety inspection is carried out in the testing ground.The pilot command countdown, each acquisition system begins collecting work, and hoisting device unclamps rigid plate 31 simultaneously, makes its free bottom.Rigid plate 31 bumps according to the predetermined impact velocity and the front assigned address of vehicle, according to the data of sensor acquisition and the record of high-speed camera, the accelerating curve of the modification situation of pilothouse and pilothouse region of interest and pendulum accelerating curve during analytical test, test is estimated, finish test report, off-test.
Claims (5)
1, a kind of pendulum type frontal collision test stand of truck driver's cab, it is characterized in that: comprise crossbeam (2), pendulum assembly (3) and two columns (1), the lower end of described two columns (1) all fixes on the ground, top is equipped with cross-beam connecting plate (11), vertically be provided with a plurality of crossbeam mounting holes (12) on the described cross-beam connecting plate (11), crossbeam (2) is located between two columns (1), and by securing member and corresponding cross-beam connecting plate (11) connection, pendulum assembly (3) hangs on crossbeam (2) below to each end respectively.
2, pendulum type frontal collision test stand of truck driver's cab according to claim 1, it is characterized in that: described pendulum assembly (3) comprises rigid plate (31), swing arm (32), hanger installing plate (33) and hanger (34), described rigid plate (31) is fixed in swing arm (32) lower end, hanger installing plate (33) is fixed in swing arm (32) upper end, hanger (34) is fixed on the hanger installing plate (33), described crossbeam (2) below is provided with hanger Connection Block (21), hanger (34) is hinged with hanger Connection Block (21), and the plane that the center of gravity of its hinge axes and rigid plate (31) is formed is perpendicular to surface level.
3, pendulum type frontal collision test stand of truck driver's cab according to claim 1 and 2, it is characterized in that: the both sides of described each column (1) are equiped with brace (4), brace (4) one ends are fixed on the ground, and the other end is fixed in the stage casing of column (1).
4, pendulum type frontal collision test stand of truck driver's cab according to claim 1 and 2, it is characterized in that: the both sides of described each column (1) are equiped with oblique rollering steel silk rope (5), oblique rollering steel silk rope (5) one ends are fixed on the ground, the other end is fixed in the upper end of column (1), and oblique rollering steel silk rope (5) stage casing is provided with steam boat ratchet (6).
5, pendulum type frontal collision test stand of truck driver's cab according to claim 3, it is characterized in that: the both sides of described each column (1) are equiped with oblique rollering steel silk rope (5), oblique rollering steel silk rope (5) one ends are fixed on the ground, the other end is fixed in the upper end of column (1), and oblique rollering steel silk rope (5) stage casing is provided with steam boat ratchet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201590966U CN201311347Y (en) | 2008-11-07 | 2008-11-07 | Truck cab pendulum type frontal impact test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201590966U CN201311347Y (en) | 2008-11-07 | 2008-11-07 | Truck cab pendulum type frontal impact test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201311347Y true CN201311347Y (en) | 2009-09-16 |
Family
ID=41108603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201590966U Expired - Lifetime CN201311347Y (en) | 2008-11-07 | 2008-11-07 | Truck cab pendulum type frontal impact test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201311347Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408475B (en) * | 2008-11-07 | 2010-12-08 | 湖南大学 | Pendulum type frontal collision test stand of truck driver's cab |
| CN102818708A (en) * | 2011-06-08 | 2012-12-12 | 重庆车辆检测研究院有限公司 | Device for detecting automobile cab and front and rear end protecting device |
| EP2574897A3 (en) * | 2011-09-30 | 2016-01-27 | Wittur Holding GmbH | Method for checking the rigidity of an elevator door when impacted by an electric vehicle |
-
2008
- 2008-11-07 CN CNU2008201590966U patent/CN201311347Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408475B (en) * | 2008-11-07 | 2010-12-08 | 湖南大学 | Pendulum type frontal collision test stand of truck driver's cab |
| CN102818708A (en) * | 2011-06-08 | 2012-12-12 | 重庆车辆检测研究院有限公司 | Device for detecting automobile cab and front and rear end protecting device |
| CN102818708B (en) * | 2011-06-08 | 2016-03-30 | 重庆车辆检测研究院有限公司 | Automobile cab and front and back end protective device checkout equipment |
| EP2574897A3 (en) * | 2011-09-30 | 2016-01-27 | Wittur Holding GmbH | Method for checking the rigidity of an elevator door when impacted by an electric vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101408475B (en) | Pendulum type frontal collision test stand of truck driver's cab | |
| CN101055233B (en) | Automobile quarter simulated suspension test platform | |
| CN103940624B (en) | The rail vehicle real vehicle Impact Experimental System that coupling occupant behavior detects | |
| CN107449621A (en) | A kind of sectional track vehicle collision dynamometric wall | |
| CN201075076Y (en) | Whole energy level drop hammer type shock testing machine | |
| CN201311347Y (en) | Truck cab pendulum type frontal impact test platform | |
| JP2016200576A (en) | Truck structure for vehicle testing | |
| CN113465943A (en) | Automobile subsystem collision test device and method | |
| CN104122058A (en) | Three-point bending drop collision test method and device for equivalently simplifying beam | |
| CN202522418U (en) | Integrated collision barrier used for automobile collision tests | |
| JP2021096136A (en) | Truck for collision test and collision testing device | |
| CN109489928A (en) | B-pillar assembly components grade collision test device and test method | |
| CN201548310U (en) | Suspended vehicle-weighing lifting device | |
| CN114964686A (en) | Horizontal impact test device and method for detecting performance of bridge anti-collision device | |
| CN104776967B (en) | Impact bending resistance test device for car front longitudinal beam assembly and test method | |
| CN213121049U (en) | Impact test device for automobile suspension system | |
| CN202748226U (en) | Automobile test collision wall | |
| CN103278333A (en) | Rolling trolley for vehicle rolling test | |
| CN105136479B (en) | A kind of positive impact test implementation of white body and its device | |
| CN102226734A (en) | Testing apparatus of impact vibration of general CAB | |
| CN106525458A (en) | Pole side impact chassis test device | |
| CN101713716A (en) | Rigidity detection device of passenger protection parts in vehicle | |
| CN103592077A (en) | Automobile inertial parameter measurement test bed and automobile inertial parameter dynamic calculation method | |
| CN110894757A (en) | Vehicle carrying plate capable of parking in place at one time | |
| CN215726693U (en) | Collision car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090916 Effective date of abandoning: 20081107 |