CN2720420Y - Acceleration sensor with gyroscope horizontal platform - Google Patents
Acceleration sensor with gyroscope horizontal platform Download PDFInfo
- Publication number
- CN2720420Y CN2720420Y CN 200420079072 CN200420079072U CN2720420Y CN 2720420 Y CN2720420 Y CN 2720420Y CN 200420079072 CN200420079072 CN 200420079072 CN 200420079072 U CN200420079072 U CN 200420079072U CN 2720420 Y CN2720420 Y CN 2720420Y
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- China
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- acceleration sensor
- gyroscope
- test
- gyrorotor
- shaft
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Abstract
The utility model relates to an acceleration sensor with a gyroscope horizontal platform, which is used for testing the road-test braking performance and the accelerating performance of the motor vehicle, and belongs to the technical field of test devices. The acceleration sensor with a gyroscope horizontal platform chiefly adopts an acceleration sensor and an acceleration sensor circuit board to be arranged on the top platform of the gyroscope rotor chamber which is connected with an outer ring via an inner ring shaft and makes the front and back swinging around the inner ring shaft. The outer ring is connected with an outer shell via an outer ring shaft, and makes the left and right swinging around the outer ring shaft. The gyroscope rotor is connected with the gyroscope rotor chamber via a gyroscope rotor shaft. The utility model has simple, compact and reasonable structure, and can cause the acceleration sensor to be in the horizontal situation no matter what the situation is therefore, the influence on the test accuracy due to the 'nose-down' or 'nose-up' phenomena when the automobile brakes or accelerates is thoroughly eliminated. Simultaneously the case that the sensor sensitive shaft is not horizontal enough while in the manual installation is avoided. The interfere of the extrinsic factor on the test is essentially solved.
Description
Technical field
The utility model relates to a kind of acceleration transducer with the gyrohorizon platform, is used for the test that motor vehicle carries out moving performance of road trial-production and acceleration, belongs to the proving installation technical field.
Background technology
The retarded velocity instrument is one of key instrument that motor vehicle is carried out the moving service check of road trial-production, is widely used in the field test of motor vehicle inspection station and road traffic accident vehicle etc.Acceleration transducer in the retarded velocity instrument is that vehicle (subtracting) velocity amplitude that adds in accelerator and braking (deceleration) process is sampled, and offering the important devices that instrument calculates, itself precision and installation situation all can have influence on the accuracy of measuring process.
Before the utility model is made, in prior art, the existing retarded velocity instrument of producing both at home and abroad, be that a whole set of instrument is positioned in the car on floor or the seat, or instrument (acceleration transducer) fixedlyed connected with the automobile windscreen with sucker, manual shift instrument (acceleration transducer) arrives horizontal level again, and adjusts left and right directions, makes it consistent with the longitudinal axis of motor vehicle.Because solidity connects between acceleration transducer and the vehicle body, when carrying out the vehicle performance test, along with vehicle braked or acceleration, vehicle can produce corresponding " bowing " or " new line " phenomenon, its intensity of variation is relevant with the intensity of vehicle self character (as wheelbase, height of C.G., suspension performance etc.) and acceleration or braking, and constantly changes in the test overall process.Therefore traditional acceleration transducer is when carrying out the vehicle performance test, the capital be subjected to that vehicle " is bowed " or the influence of " new line " phenomenon (especially the dilly as the car is more obvious, when braking as car, about 2 °-3 ° variation can take place in longitudinal axis), change thereby produce additional " retarded velocity " or " acceleration ", have influence on measuring accuracy.Though many products are arranged when the Program design for calculation of software, this " is bowed " or correcting process has been carried out in " new line " influence that phenomenon caused on data, but compare with the car brakeing or the acceleration situation of reality, still exist certain deviation, be difficult to reach fully the live telecast that really reflects in car brakeing or the acceleration overall process.
Technology contents
The purpose of this utility model is to overcome above-mentioned weak point, thereby provides a kind of simple, compact and reasonable for structure; Can make acceleration transducer no matter when can both be in horizontality, thereby " bowing " or " new line " phenomenon is to the influence of test accuracy when thoroughly having eliminated automobile brake or acceleration, the sensor sensing axle does not measure up when having avoided simultaneously artificial installation yet situation is from having solved the acceleration transducer of the band gyrohorizon platform that extraneous factor disturbs test in essence.
Main solution of the present utility model is achieved in that
The utility model mainly adopts acceleration transducer 2, acceleration sensor circuit plate l to be installed on the top platform of gyrorotor chamber 4, and gyrorotor chamber 4 is connected with outer shroud 5 by inner axle 9, and does the fore-and-aft direction swing around inner axle 9; Outer shroud 5 is connected with shell 6 by outer annulate shaft 7, and does the left and right directions swing around outer annulate shaft 7; Gyrorotor 3 is connected with gyrorotor chamber 4 by gyrorotor axle 8.
Compared with the prior art the utility model has the following advantages:
The utility model is simple, compact and reasonable for structure; Adopted and to be directly installed on the top, horizontal platform of vertical gyro gyrorotor chamber after high precision acceleration transducer and the circuit board assembly deflation, has volume little, in light weight (the only heavy 1.8kg of the whole gyroscope of band acceleration transducer), be convenient to carry, and easy for operation, be particularly suitable for requiring occasion quick and braking of high precision measurement motor vehicle or acceleration; Owing to utilized vertical gyro to have the characteristic of inertial stability and the automatic horizontal dual-use function of adjustment, realized that acceleration transducer is being subjected to extraneously tilting and the pitching sudden change can continue the stable function of maintenance when influencing, thoroughly eliminated when automobile brake or acceleration test, automobile " bow " or " new line " phenomenon to the influence of test result, thereby increase substantially the test accuracy of acceleration quasi-instrument when automobile brake or acceleration test.
Description of drawings
Fig. 1 is the utility model structure side view.
Fig. 2 is the utility model structure vertical view.
Embodiment
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:
The utility model mainly is made up of acceleration sensor circuit plate 1, gyrorotor 3, gyrorotor chamber (interior ring) 4, outer shroud 5, shell 6, outer annulate shaft 7, gyrorotor axle 8, inner axle 9 etc.The acceleration sensor circuit plate 1 that employing has acceleration transducer 2 is installed on the top platform of gyrorotor chamber (interior ring) 4, and gyrorotor chamber (interior ring) 4 is connected with outer shroud 5 by inner axle 9, and can do the fore-and-aft direction swing around inner axle 9; Outer shroud 5 is connected with shell 6 by outer annulate shaft 7, and can do the left and right directions swing around outer annulate shaft 7; Gyrorotor 3 is connected with gyrorotor chamber (interior ring) 4 by gyrorotor axle 8, and makes high-speed rotation around gyrorotor axle 8, plays the stable inertia effect.
The utility model principle of work and the course of work
After degree of will speed up sensor and circuit board thereof carry out specialized designs, be directly installed on the levelling bench at top, vertical gyro gyrorotor chamber.After vertical gyro energising operation, its levelling bench is by the built-in automatic detection level state of block level, and by liquid switch control moment motor, pass through the swing of gyrorotor chamber (interior ring) and outer shroud respectively at front and back and left and right directions, the position of platform is revised, until horizontality.Because the gyrorotor of gyroscope inner high speed running has very high inertial stability, when the inclination of certain angle and pitching take place and change in the external world, its inner levelling bench can continue the maintenance level, thereby has guaranteed superincumbent acceleration transducer maintenance level is installed, and is not subjected to external interference.In whole operation process, the built-in block level of vertical gyro also is in automatic monitoring state all the time, when drift appears tilting in levelling bench, liquid switch is promptly connected automatically, thereby the output corrected signal is finely tuned platform by torque-motor, makes platform return to horizontal level.
The utility model is applicable to that fields such as motor vehicle inspection station, maintenance station, automobile factory, automobile/motorcycle testing field, R﹠D institution, testing agency test the braking or the acceleration of motor vehicle 10, also can be used for the field test of vehicle supervision department, and commodity inspection department is to importing and exporting vehicle braked performance judge etc. to the accident vehicle; Also can expand the test that is used for accelerations such as speedboat, racing cars, and to the test of subway and other modes of transport acceleration, deceleration performance.
Claims (1)
1, a kind of acceleration transducer with the gyrohorizon platform, comprise acceleration transducer (2), acceleration sensor circuit plate (1), it is characterized in that adopting acceleration transducer (2), acceleration sensor circuit plate (1) to be installed on the top platform of gyrorotor chamber (4), gyrorotor chamber (4) is connected with outer shroud (5) by inner axle (9), and does the fore-and-aft direction swing around inner axle (9); Outer shroud (5) is connected with shell (6) by outer annulate shaft (7), and does the left and right directions swing around outer annulate shaft (7); Gyrorotor (3) is connected with gyrorotor chamber (4) by gyrorotor axle (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420079072 CN2720420Y (en) | 2004-08-27 | 2004-08-27 | Acceleration sensor with gyroscope horizontal platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420079072 CN2720420Y (en) | 2004-08-27 | 2004-08-27 | Acceleration sensor with gyroscope horizontal platform |
Publications (1)
Publication Number | Publication Date |
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CN2720420Y true CN2720420Y (en) | 2005-08-24 |
Family
ID=35009379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200420079072 Expired - Fee Related CN2720420Y (en) | 2004-08-27 | 2004-08-27 | Acceleration sensor with gyroscope horizontal platform |
Country Status (1)
Country | Link |
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CN (1) | CN2720420Y (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103217267A (en) * | 2013-03-27 | 2013-07-24 | 南京理工大学 | Device and method for testing dynamic characteristics parameters of joint part of rolling-sliding combined guide rail |
CN103792096A (en) * | 2014-02-27 | 2014-05-14 | 上海西派埃自动化仪表工程有限责任公司 | Portable brake performance tester with embedded electronic gyroscope and test method |
CN105000442A (en) * | 2015-07-13 | 2015-10-28 | 内蒙古自治区特种设备检验院 | Mounting seat for multi-parameter testing sensors for elevator guide rail |
CN112837024A (en) * | 2020-12-31 | 2021-05-25 | 鲁焱工程技术咨询有限公司 | Engineering supervision and supervision system |
CN113932090A (en) * | 2021-10-21 | 2022-01-14 | 杭州赫恩数字技术有限公司 | Surveying and mapping robot |
-
2004
- 2004-08-27 CN CN 200420079072 patent/CN2720420Y/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103217267A (en) * | 2013-03-27 | 2013-07-24 | 南京理工大学 | Device and method for testing dynamic characteristics parameters of joint part of rolling-sliding combined guide rail |
CN103217267B (en) * | 2013-03-27 | 2016-04-20 | 南京理工大学 | Skid composite guide rails joint portion dynamic characteristic parameter proving installation and method of testing thereof |
CN103792096A (en) * | 2014-02-27 | 2014-05-14 | 上海西派埃自动化仪表工程有限责任公司 | Portable brake performance tester with embedded electronic gyroscope and test method |
CN105000442A (en) * | 2015-07-13 | 2015-10-28 | 内蒙古自治区特种设备检验院 | Mounting seat for multi-parameter testing sensors for elevator guide rail |
CN112837024A (en) * | 2020-12-31 | 2021-05-25 | 鲁焱工程技术咨询有限公司 | Engineering supervision and supervision system |
CN112837024B (en) * | 2020-12-31 | 2023-02-10 | 鲁焱工程技术咨询有限公司 | Engineering supervision and supervision system |
CN113932090A (en) * | 2021-10-21 | 2022-01-14 | 杭州赫恩数字技术有限公司 | Surveying and mapping robot |
CN113932090B (en) * | 2021-10-21 | 2023-12-12 | 杭州赫恩数字技术有限公司 | Surveying and mapping robot |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050824 Termination date: 20100827 |