CN210690082U - Split type low-temperature environment automobile braking performance detection road - Google Patents
Split type low-temperature environment automobile braking performance detection road Download PDFInfo
- Publication number
- CN210690082U CN210690082U CN201922115879.5U CN201922115879U CN210690082U CN 210690082 U CN210690082 U CN 210690082U CN 201922115879 U CN201922115879 U CN 201922115879U CN 210690082 U CN210690082 U CN 210690082U
- Authority
- CN
- China
- Prior art keywords
- road
- snow
- adhesion
- test
- compaction
- 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
- Regulating Braking Force (AREA)
Abstract
The utility model discloses a belong to car brake performance and detect road technical field, specifically be an open low temperature environment car brake performance detection road, including the compaction snow ready area, compaction snow ready area front end is connected the compaction snow runway with higher speed, the compaction snow with higher speed both sides of runway front end are all connected the ice surface is low attaches the way, lay in the middle of the compaction snow runway with higher speed pitch attaches the way, and the test road construction is on the frozen ice surface in waters, and is whole level and smooth, and the maximum slope is less than 2%; the test road design controls the adhesion coefficients of a high-adhesion road surface and a low-adhesion road surface, and the test precision is improved; the test road has stable structure and solidified functions, thereby ensuring the test consistency and improving the test repeatability; the test road structural design simulates extreme road conditions of ice and snow roads in low-temperature environment areas, fills the blank of the field of brake performance test working conditions, and improves the coverage of the brake performance test on user working conditions.
Description
Technical Field
The utility model relates to a car brake performance detects road technical field, specifically is a to open low temperature environment car brake performance detects road.
Background
Automobile safety has been the most concerned of automobile performance by consumers, regulatory departments and automobile manufacturers, and is directly related to social traffic safety, so that various automobile manufacturers and related enterprises pay great attention to detection of automobile safety performance. The automobile braking performance is an important measure for the active safety of an automobile, the detection aiming at the automobile braking performance is an important content for the automobile safety detection, and the automobile braking performance detection is mainly carried out according to a road test.
In the past, the road condition of a conventional environment area is more concerned by the test and detection of the automobile braking performance, and a targeted braking performance detection road, such as a dry road surface, a wet road surface, a water accumulation road surface, a thin ice road surface and the like, is designed and constructed. The road condition of the snow-covered and iced road in the low-temperature environment area is not concerned much, and particularly some extreme road conditions, such as the road conditions with symmetrical road surfaces with high adhesion coefficients and low adhesion coefficients, are not designed and constructed to detect the road in a targeted manner.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The utility model discloses a problem that the road exists is detected in view of above-mentioned and/or current car braking performance, has provided the utility model discloses.
Therefore, the utility model aims at providing a to open low temperature environment car brake performance detection road can solve car brake performance road test in the past and detect to the frozen road conditions of snow in low temperature environment area concern relatively not much, especially some extreme road conditions, for example the road conditions of high coefficient of adhesion and low coefficient of adhesion road surface symmetry, do not have the problem of the detection road of design construction pertinence.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a split low-temperature environment automobile braking performance detection road, comprising: the snow compacting device comprises a snow compacting preparation area, a snow compacting acceleration runway, a snow compacting return lane and safety buffer area, an ice surface low attached road, an asphalt high attached road and a snow compacting safety area, wherein the front end of the snow compacting preparation area is connected with the snow compacting acceleration runway, the left side and the right side of the front end of the snow compacting acceleration runway are connected with the ice surface low attached road, the asphalt high attached road is paved in the middle of the snow compacting acceleration runway, and the ice surface low attached road and the asphalt high attached road are connected with the snow compacting safety area.
As an open low temperature environment car brake performance detects an optimal scheme of road, wherein: the safety zone for compacted snow is connected with the safety zone for compacted snow return lane and safety buffer zone, and the safety zone for compacted snow return lane and safety buffer zone is communicated with the preparation zone for compacted snow.
As an open low temperature environment car brake performance detects an optimal scheme of road, wherein: the asphalt high-adhesion road is a mobile asphalt high-adhesion road which is manufactured by chiseling pits on the ice surface of the selected construction operation according to the specification of the mobile asphalt high-adhesion road, watering to enable the pit to be smooth and meet the requirement of the adhesion coefficient.
As an open low temperature environment car brake performance detects an optimal scheme of road, wherein: the upper surfaces of the compacted snow preparation area, the compacted snow acceleration runway, the compacted snow return lane and the compacted snow surface at the top of the safety buffer area are parallel and level to the upper surface of the asphalt high-adhesion road, the ice surface low-adhesion road is parallel and level to the upper surface of the asphalt high-adhesion road, and the joints of all the formed functional roads are leveled to remove height difference.
Compared with the prior art: the test road is constructed on the frozen ice surface of the water area, and is integrally flat, and the maximum gradient is lower than 2 percent; the test road design controls the adhesion coefficients of a high-adhesion road surface and a low-adhesion road surface, and the test precision is improved; the test road has stable structure and solidified functions, thereby ensuring the test consistency and improving the test repeatability; the test road structural design simulates extreme road conditions of ice and snow roads in low-temperature environment areas, fills the blank of the field of brake performance test working conditions, and improves the coverage of the brake performance test on user working conditions.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides an open low temperature environment car braking performance detection road, in case the vehicle is out of control in the test, thereby return lane and safe buffer 300 and the safe district 600 of compaction snow through the compaction snow and can make the car after out of control resume the land fertility and resume vehicle control, avoid causing the injury to car and car interior personnel and test equipment, please refer to fig. 1, include, compaction snow preparation area 100, compaction snow are runway 200 with higher speed, compaction snow return lane and safe buffer 300, the ice surface is low to be close to way 400, the pitch is high to be close to way 500 and the safe district 600 of compaction snow.
Referring to fig. 1, the front end of the snow compacting preparation area 100 is connected to the snow compacting acceleration runway 200, the left and right sides of the front end of the snow compacting acceleration runway 200 are connected to the ice surface low adhesion road 400, the asphalt high adhesion road 500 is laid in the middle of the snow compacting acceleration runway 200, the asphalt high adhesion road 500 is a mobile asphalt high adhesion road according to the specification of the mobile asphalt high adhesion road, a pit is dug on the ice surface of the selected construction work, the mobile asphalt high adhesion road is watered to be made flat, and the adhesion coefficient requirement is met, the ice surface low adhesion road 400 and the asphalt high adhesion road 500 are connected to the snow compacting safety area 600, the snow compacting safety area 600 is connected to the snow compacting return lane and safety buffer area 300, the snow compacting return lane and safety buffer area 300 is communicated with the snow compacting preparation area 100, the snow compacting acceleration runway 200, the snow compacting return lane and safety buffer area 300, the upper surface of the snow compacting surface on the top of the snow compacting return lane and the snow high adhesion road, the ice surface low adhesion road 400 is flush with the upper surface of the asphalt high adhesion road 500, and the joints of the formed functional roads are leveled to remove the height difference.
The working principle is as follows: the driver drives the automobile to enter the split type low-temperature environment automobile braking performance detection road, enters the compacted snow acceleration runway 200 through the compacted snow preparation area 100, the left wheels enter the ice surface low-adhesion road 400 and the right wheels enter the asphalt high-adhesion road 500 by running on the left side or the left wheels enter the asphalt high-adhesion road 500 and the right wheels enter the ice surface low-adhesion road 400 by running on the right side through the snow compaction acceleration runway 200, enters the compacted snow safe area 600 through the ice low adhesion road 400 and the asphalt freeway 500, the vehicle enters the compacted snow return lane and safety buffer area 300 through the compacted snow safety area 600 and enters the compacted snow preparation area 100 again, once the vehicle is out of control in the test, the compacted snow return lane and safety buffer area 300 and the compacted snow safety area 600 can enable the vehicle out of control to recover the grip force, so that the vehicle control is recovered, and the vehicle, the personnel in the vehicle and the test equipment are prevented from being damaged.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (4)
1. The utility model provides a to open low temperature environment car braking performance detection way which characterized in that includes: the snow compaction accelerating runway comprises a snow compaction preparation area (100), a snow compaction accelerating runway (200), a snow compaction returning lane and safety buffer area (300), an ice surface low-adhesion road (400), an asphalt high-adhesion road (500) and a snow compaction safety area (600), wherein the front end of the snow compaction preparation area (100) is connected with the snow compaction accelerating runway (200), the left side and the right side of the front end of the snow compaction accelerating runway (200) are connected with the ice surface low-adhesion road (400), the asphalt high-adhesion road (500) is laid in the middle of the snow compaction accelerating runway (200), and the ice surface low-adhesion road (400) and the asphalt high-adhesion road (500) are connected with the snow compaction safety area (600).
2. The split low-temperature-environment automobile braking performance detection road as claimed in claim 1, wherein the compacted snow safety zone (600) is connected with the compacted snow return lane and safety buffer zone (300), and the compacted snow return lane and safety buffer zone (300) is communicated with the compacted snow preparation zone (100).
3. The split type low-temperature environment automobile braking performance detection road as claimed in claim 1, wherein the asphalt high-attachment road (500) is a mobile asphalt high-attachment road which is manufactured by digging pits on the ice surface of the selected construction operation according to the specification of the mobile asphalt high-attachment road, watering the pits to be flat and meeting the requirement of the adhesion coefficient.
4. The split type low-temperature-environment automobile braking performance detection road as claimed in claim 1, wherein the upper surfaces of the compacted snow preparation area (100), the compacted snow acceleration runway (200), the compacted snow return lane and safety buffer area (300) top compacted snow surface are arranged in parallel with the upper surface of the asphalt high-attachment road (500), the ice surface low-attachment road (400) is arranged in parallel with the upper surface of the asphalt high-attachment road (500), and the joints of the formed functional roads are leveled to remove height differences.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115879.5U CN210690082U (en) | 2019-12-02 | 2019-12-02 | Split type low-temperature environment automobile braking performance detection road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115879.5U CN210690082U (en) | 2019-12-02 | 2019-12-02 | Split type low-temperature environment automobile braking performance detection road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210690082U true CN210690082U (en) | 2020-06-05 |
Family
ID=70886338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922115879.5U Active CN210690082U (en) | 2019-12-02 | 2019-12-02 | Split type low-temperature environment automobile braking performance detection road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210690082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776855A (en) * | 2021-06-30 | 2021-12-10 | 特路（北京）科技有限公司 | Function test system and method suitable for intelligent automobile severe cold area |
-
2019
- 2019-12-02 CN CN201922115879.5U patent/CN210690082U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776855A (en) * | 2021-06-30 | 2021-12-10 | 特路（北京）科技有限公司 | Function test system and method suitable for intelligent automobile severe cold area |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Saarilahti | Soil interaction model | |
| CN102507250B (en) | Outdoor runway performance testing ground for combine harvester | |
| Suvinen | A GIS-based simulation model for terrain tractability | |
| Šušnjar et al. | Soil compaction in timber skidding in winter conditions | |
| CN210690082U (en) | Split type low-temperature environment automobile braking performance detection road | |
| CN209602910U (en) | A kind of asphalt pavement structure based on steep slope road section Heavy Duty Freight Car antiskid | |
| CN105117546B (en) | City expressway Alignment Design optimization method under icy conditions | |
| CN107905057B (en) | Method for comprehensively determining defined standard of anti-skid performance of high-friction-resistance asphalt pavement | |
| CN202368271U (en) | Tire for snowfield | |
| Tan et al. | The mechanisms, evaluation and estimation of anti-skid performance of snowy and icy pavement: A review | |
| CN200974437Y (en) | Combined running wheel | |
| CN210690079U (en) | Chessboard type low-temperature environment automobile brake performance detection road | |
| Agg | Tractive resistance and related characteristics of roadway surfaces | |
| CN211312035U (en) | Variable adhesion coefficient road surface structure in test yard | |
| CN210690081U (en) | Ice surface automobile brake performance detection road | |
| CN207846255U (en) | A kind of rubber snow melt railway spike for extremely frigid zones | |
| Suvinen et al. | Terrain Mobility Model and Determination of Optimal Off-Road Route. | |
| Dou et al. | The design principles of embankment of highway in permafrost regions and their application | |
| Foltz et al. | Measuring and modeling impacts of tire pressure on road erosion | |
| KR100452051B1 (en) | micro grooving for road | |
| CN205440476U (en) | Push away wheel for sled | |
| Jackson | Log truck performance on curves and favorable grades | |
| Shaffer et al. | Assessment of friction-based pavement methods and regulations | |
| CN211547163U (en) | Highway road surface antiskid structure | |
| Shoop et al. | Updating side friction factors for design of unpaved roads |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |