CN214893951U - Speed bump road conditions simulation test structure - Google Patents
Speed bump road conditions simulation test structure Download PDFInfo
- Publication number
- CN214893951U CN214893951U CN202121309554.1U CN202121309554U CN214893951U CN 214893951 U CN214893951 U CN 214893951U CN 202121309554 U CN202121309554 U CN 202121309554U CN 214893951 U CN214893951 U CN 214893951U
- Authority
- CN
- China
- Prior art keywords
- deceleration strip
- rotator
- drum
- rotary drum
- road
- 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.)
- Active
Links
Images
Landscapes
- Tires In General (AREA)
Abstract
The utility model relates to a road simulation test equipment technical field specifically is a simulation deceleration strip road conditions test structure, including the rotary drum, rotary drum driving motor, the rotary drum speed reducer, imitative deceleration strip face rotator, imitative rotary drum face rotator, rotator step motor, the rotatory speed reducer of deceleration strip, increase the deceleration strip that can be in good time at the rotary drum rotation in-process, realize the deceleration strip road conditions test, the aforesaid increases the deceleration strip, imitative rotary drum face rotator can freely accomplish the change through rotator step motor with imitative deceleration strip face rotator, according to the concrete requirement of analogue test, accomplish the deceleration strip road conditions test in the wheel tire endurance test process. The utility model discloses can simulate the road surface test in-process at the wheel tire, realize the free switching between ordinary road surface and the deceleration strip road surface, can carry out the road simulation to the wheel tire at deceleration strip road surface driving in-process.
Description
Technical Field
The utility model belongs to the technical field of road simulation test equipment, concretely relates to simulation deceleration strip road conditions test structure.
Background
The road simulation test is carried out on the wheel tire on a rotary drum testing machine, is a test for checking the durability of the wheel tire, is also an important test for checking the service life of the wheel tire, and the service lives of the wheel tire and a wheel rim can be more accurately detected only by truly responding to road information and simulating a road in the test process.
In a road simulation experiment in the prior art, two test modes are adopted to realize a durable safety test on a tire and a wheel. Installing an obstacle (a deceleration strip) on a rotary drum, wherein the rotary drum impacts the tire and the wheel once corresponding to the surface of the bulge every time the rotary drum revolves for one turn, and the tire and the wheel are impacted at a fixed frequency each time; the other is a durability test, no obstacle is added on the rotary drum, the wheel and the tire are subjected to the durability test at the same speed on the surface of the rotary drum, if the wheel and the tire are required to be tested under different working conditions, equipment or the rotary drum needs to be replaced, the tire assembly needs to be disassembled, so that much time is wasted, the accuracy of test data cannot be guaranteed, the wheel and the tire are clamped and adjusted again, the temperature and the adjustment amount are changed, the test is a new test, in the practical process, the running process of the vehicle is a continuous gradual change process, the test detection cannot be carried out discontinuously and the test carried out by road simulation also needs to be a continuous test, so that the test efficiency can be improved, and the test data of the wheel and the tire can be responded more truly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simulation deceleration strip road conditions test structure comes into operation to comparatively trouble problem when changing different road conditions experiments among the prior art that proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a simulation deceleration strip road conditions test structure, includes the base, including changeing the drum axle and setting up at the deceleration strip runing rest that changes the drum axle surface, install the rotator center pin between the both sides of deceleration strip runing rest, imitative drum face rotator is installed at the top of rotator center pin, imitative deceleration strip face rotator is installed to the bottom of rotator center pin, the one end of rotator center pin is connected with drive assembly.
Preferably, the drive assembly includes rotator step motor, the one end of rotator step motor output shaft is connected with the rotatory speed reducer of deceleration strip, the output of the rotatory speed reducer of deceleration strip is connected the one end of rotator center pin, the mounting panel is installed to one side of deceleration strip runing rest, the drive assembly is installed on the mounting panel.
Preferably, a drum driving motor is installed on the top surface of the base, one end of an output shaft of the drum driving motor is connected with a drum speed reducer, an output shaft of the drum speed reducer is sleeved with a drum shaft, the drum shaft is sleeved with the drum, a speed reducer rotating support is located inside the drum, and a through hole matched with the speed reducer surface-imitated rotating body in size is formed in the outer wall of the circumference of the drum.
Preferably, the rotating body imitating the surface of the rotating drum and the rotating body imitating the surface of the deceleration strip form a rotating body; when the rotating body rotates for one circle, the rotating drum rotates for one quarter of a circle; and a tire is placed at the top of the rotary drum.
Preferably, the surface of the rotating drum is a common road surface, the surface of the rotating body imitating the surface of the rotating drum is an arc road surface equivalent to the curvature of the rotating drum, and the surface of the rotating body imitating the surface of the deceleration strip is a protruding road surface with smooth transition on the surface of the rotating drum.
The utility model discloses a technological effect and advantage: the simulated deceleration strip road condition test structure realizes the simulated driving of a common road surface through the revolution of the rotary drum, realizes the conversion from the common road surface to the deceleration strip road surface by replacing the rotary body stepping motor between the rotary body simulating the deceleration strip surface and the rotary body simulating the rotary drum surface, can be used for carrying out the impact test of the wheel tire at any road section or time in the driving process, can also be used for carrying out the endurance test under any road surface without the impact of the wheel tire with fixed frequency, but can carry out impact test according to the various road conditions of customer customization, the utility model discloses realize the simulation test of traveling of different road conditions on same rotary drum, can not change rotary drum or equipment and carry out different functional test because the road conditions is different, with batch continuous, incessant completion experiment, saved the cost of labor, improved work efficiency.
Drawings
Fig. 1 is a schematic view of the internal structure of a deceleration strip rotating bracket according to the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the connection structure between the drum and the wheel of the present invention;
fig. 4 is a schematic view of the drum structure of the present invention.
In the figure: 1. a base; 2. a deceleration strip rotating bracket; 201. a rotating body central shaft; 202. a revolving drum surface imitating rotator; 203. a speed-reducing belt surface imitating rotator; 204. a rotator stepping motor; 205. a speed reducer is rotated by a speed reducer belt; 3. a drum; 301. a drum drive motor; 302. a drum reducer; 303. a drum shaft; 4. a tire.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a simulation deceleration strip road conditions test structure as shown in figures 1-4, including base 1, including rotating drum shaft 303 and the deceleration strip runing rest 2 of setting on rotating drum shaft 303 surface, install rotator center pin 201 between the both sides of deceleration strip runing rest 2, imitative rotary drum face rotator 202 is installed at the top of rotator center pin 201, imitative deceleration strip face rotator 203 is installed to the bottom of rotator center pin 201, one end of rotator center pin 201 is connected with drive assembly, and rotary drum drive motor 301 drive rotary drum 3 rotates, and tire 4 contacts and carries out the preloading with rotary drum 3, and through frictional force, tire 4 rotates at rotary drum 3 surface contact point, and tire 4 and wheel entering test stage this moment, when the experimenter chooses not to have the deceleration strip road surface test, imitative face rotary drum 202 is at rotary drum 3 face side, since the surface of the rotary drum surface simulating rotator 202 is equivalent to the surface of the rotary drum 3, the tire 4 and the wheel act uniformly on the surface of the rotary drum 3, and a speed bump test is not performed; when a tester selects a road surface test with a speed bump, the speed bump surface simulating rotating body 203 is adjusted on the side of the rotary drum 3 surface according to the kilometer number or the time period set by the tester, a bulge appears on the surface of the rotary drum 3, and the speed bump road section test is simulated, wherein the adjustment is realized by driving the rotating body central shaft body 201 to rotate through the speed bump rotating speed reducer 205 by the rotating body stepping motor 204.
Specifically, drive assembly includes rotator step motor 204, the one end of rotator step motor 204 output shaft is connected with deceleration strip rotary reducer 205, deceleration strip rotary reducer 205's output is connected the one end of rotator center pin 201, the mounting panel is installed to one side of deceleration strip runing rest 2, drive assembly installs on the mounting panel, and the rotation of imitative deceleration strip face rotator 203 is accomplished with rotator step motor 204, guarantees that the rotation angle of rotator is 180 or the multiple of 180, switches between only two kinds of road surfaces promptly.
Specifically, a drum driving motor 301 is installed on the top surface of the base 1, one end of an output shaft of the drum driving motor 301 is connected with a drum speed reducer 302, the drum speed reducer 302 is sleeved on the output shaft of the drum shaft 303, the drum 3 is sleeved on the drum shaft 303, the speed reduction belt rotating support 2 is located inside the drum 3, through holes matched with the speed reduction belt surface simulating rotating body 203 in size are formed in the outer wall of the circumference of the drum 3, the rotation of the road surface of the drum 3 is regarded as revolution, the rotation of the speed reduction belt surface simulating rotating body 203 is regarded as rotation, switching between two road surfaces must be completed before the drum 3 is in contact with the tire 4, and a mathematical relationship exists between the rotating body and the rotation of the drum 3.
Specifically, the rotating body 202 imitating the drum surface and the rotating body 203 imitating the deceleration strip surface form a rotating body; when the rotating body rotates for one circle, the rotary drum 3 rotates for one-fourth of a circle; a tyre 4 is placed on top of said drum 3, making the device feasible.
Specifically, the surface of the rotating drum 3 is a common road surface, the surface of the rotating body 202 simulating the rotating drum surface is an arc road surface equivalent to the curvature of the rotating drum 3, and the surface of the rotating body 203 simulating the deceleration strip surface is a protruding road surface with smooth transition on the surface of the rotating drum 3, so that the simulation function is realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a simulation deceleration strip road conditions test structure, includes base (1), its characterized in that: including changeing drum axle (303) and setting up deceleration strip runing rest (2) on changeing drum axle (303) surface, install rotator center pin (201) between the both sides of deceleration strip runing rest (2), imitative drum face rotator (202) is installed at the top of rotator center pin (201), imitative deceleration strip face rotator (203) is installed to the bottom of rotator center pin (201), the one end of rotator center pin (201) is connected with drive assembly.
2. The test structure for simulating the road condition of the deceleration strip according to claim 1, wherein: the drive assembly includes rotator step motor (204), the one end of rotator step motor (204) output shaft is connected with the rotatory speed reducer of deceleration strip (205), the output of the rotatory speed reducer of deceleration strip (205) is connected the one end of rotator center pin (201), the mounting panel is installed to one side of deceleration strip runing rest (2), the drive assembly is installed on the mounting panel.
3. The test structure for simulating the road condition of the deceleration strip according to claim 1, wherein: rotary drum driving motor (301) is installed to the top surface of base (1), the one end of rotary drum driving motor (301) output shaft is connected with rotary drum speed reducer (302), cup joint on rotary drum speed reducer (302) output shaft rotary drum axle (303), rotary drum (3) have been cup jointed on rotary drum axle (303), deceleration strip runing rest (2) are located inside rotary drum (3), the circumference outer wall of rotary drum (3) seted up with the through-hole that imitative deceleration strip face rotator (203) size agrees with mutually.
4. The test structure for simulating the road condition of the deceleration strip according to claim 3, wherein: the bionic drum surface rotating body (202) and the bionic speed reduction belt surface rotating body (203) form a rotating body, when the rotating body rotates for one circle, the rotating drum (3) rotates for a quarter of a circle, and a tire (4) is placed at the top of the rotating drum (3).
5. The test structure for simulating the road condition of the deceleration strip according to claim 3, wherein: the surface of the rotating drum (3) is a common road surface, the surface of the rotating body (202) imitating the surface of the rotating drum is an arc road surface equivalent to the curvature of the rotating drum (3), and the surface of the rotating body (203) imitating the surface of the deceleration strip is a protruding road surface smoothly transited on the surface of the rotating drum (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121309554.1U CN214893951U (en) | 2021-06-11 | 2021-06-11 | Speed bump road conditions simulation test structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121309554.1U CN214893951U (en) | 2021-06-11 | 2021-06-11 | Speed bump road conditions simulation test structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214893951U true CN214893951U (en) | 2021-11-26 |
Family
ID=78933386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121309554.1U Active CN214893951U (en) | 2021-06-11 | 2021-06-11 | Speed bump road conditions simulation test structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214893951U (en) |
-
2021
- 2021-06-11 CN CN202121309554.1U patent/CN214893951U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214893951U (en) | Speed bump road conditions simulation test structure | |
| CN113405707A (en) | Orthogonal moment chassis dynamometer for simulating automobile steering working condition | |
| CN203772486U (en) | Laser measurement and positioning device for wheel balancer | |
| CN201222001Y (en) | Durability test apparatus for automobile spherical hinge component | |
| CN219871392U (en) | Walking device speed measuring mechanism and crawler walking chassis | |
| CN107389362A (en) | A kind of bicycle quick group flower-drum integrates testing machine out of shape | |
| CN206945220U (en) | A kind of dynamic balance measuring instrument using spring needle | |
| CN217112611U (en) | Novel three station test equipment of FCT | |
| CN207300597U (en) | The chassis simulator of tire test | |
| CN216116786U (en) | Electric bicycle changes hub vibration test machine | |
| CN215985208U (en) | double-L-arm road simulation test structure | |
| CN107687956B (en) | Multi-shaft external rotating hub type wheel radial fatigue all-road-condition simulation testing machine | |
| KR20100039070A (en) | Chassis dynamometer | |
| CN110987480A (en) | Driving mechanism for windscreen wiper test | |
| CN213091152U (en) | Automobile opening and closing part rotation bending endurance test device | |
| CN101829899B (en) | Alignment mechanism for automatically assembling blade of paper shredder | |
| CN218801798U (en) | Positioning device for motor test bench | |
| CN110987482B (en) | Wheel fatigue life testing method | |
| CN216885327U (en) | Tyre steel rim attaching disc | |
| CN220819443U (en) | Detection test device | |
| CN218886090U (en) | New energy automobile driving motor's testing platform | |
| CN219870839U (en) | Clamping mechanism of tire wear-resisting testing machine | |
| CN117367836A (en) | Mileage test equipment of non-pneumatic tire | |
| CN220270807U (en) | Tire impression testing machine with inclination angle function | |
| CN220039822U (en) | Gearbox type test fixture that trades |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |