CN205002968U - Motor -driven braking property detector - Google Patents
Motor -driven braking property detector Download PDFInfo
- Publication number
- CN205002968U CN205002968U CN201520618318.6U CN201520618318U CN205002968U CN 205002968 U CN205002968 U CN 205002968U CN 201520618318 U CN201520618318 U CN 201520618318U CN 205002968 U CN205002968 U CN 205002968U
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- motor
- property detector
- soc
- braking property
- driven braking
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a motor -driven braking property detector, including the data acquisition circuit module who is used for gathering running -board pressure and vehicle acceleration, a data receiver module for receiving data that data acquisition circuit module the sent line store of going forward side by side, data acquisition circuit module with the data receiver module communication is connected. Motor -driven braking property detector, the wireless transmission that utilizes that can be convenient carries out brake pedal pressure and the measurement of vehicle acceleration data among the driving motor vehicles, the transmission shows and reports to the police, very big makes things convenient for motor vehicle brake the on line detection and the control of performance. While the device simple structure, installation testing is convenient, and test data is accurate reliable moreover.
Description
Technical field
The utility model relates to field of measuring technique, in particular a kind of motor-driven braking property detector.
Background technology
Automobile braking performance is the important indicator being related to entire vehicle performance, is also the important leverage being related to traffic safety.It is all off-line test that current performances of motor vehicles detects, the single test of braking ability is carried out within the stipulated time, means of testing is the technical indicator such as braking distance mainly, whether this method of testing can only meet safe driving requirement by qualitative test braking ability, can not ensure the braking ability fault in daily driving process and early warning.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of motor-driven braking property detector, is intended to solve in prior art the defect of on-line testing and the warning function that cannot realize automobile braking performance.
The technical solution of the utility model is as follows:
A kind of motor-driven braking property detector, wherein, comprising:
For gathering the data acquisition circuit module of pedal pressure and vehicle acceleration;
The data reception module that the data carrying out sent for receiving data acquisition circuit module store;
Described data acquisition circuit module is connected with described data reception module communication.
Described motor-driven braking property detector, wherein, described data acquisition circuit module specifically comprises:
SOC;
For gathering the pedal pressure transducer of pedal pressure, described pedal pressure transducer is electrically connected with described SOC;
For the vehicle acceleration sensor of harvester motor-car acceleration, described vehicle acceleration sensor is electrically connected with described SOC.
Described motor-driven braking property detector, wherein, described data acquisition circuit module also comprises:
For generation of the clock circuit of clock signal, described clock circuit is electrically connected with described SOC;
For the radio transceiver antenna of wireless receiving and dispatching data, described radio transceiver antenna is electrically connected with described SOC;
For the power circuit of powering, described power circuit is all electrically connected with described SOC, described pedal pressure transducer, described vehicle acceleration sensor, described clock circuit and described radio transceiver antenna.
Described motor-driven braking property detector, wherein, the model of described SOC is nRF51822, and described SOC comprises the CPU of the ARMCortex-M0 model of 32, the flash storer of 256KB and the RAM storer of 16KB.
Described motor-driven braking property detector, wherein, described pedal pressure transducer is connected with described SOC by amplifier.
Described motor-driven braking property detector, wherein, described vehicle acceleration sensor is connected with described SOC by I2C interface.
Described motor-driven braking property detector, wherein, described clock circuit provides clock signal by the quartz crystal oscillator of 16MHz and the quartz crystal oscillator of 32.768KHz.
Described motor-driven braking property detector, wherein, described power circuit is button cell feed circuit.
Described motor-driven braking property detector, wherein, described radio transceiver antenna is connected with described SOC by Ba Lun antenna adapter and 2.4GHz antenna chip.
Beneficial effect: motor-driven braking property detector described in the utility model, wireless transmission method can be utilized easily to carry out the measurement of brake-pedal load in vehicle travel process and vehicle acceleration degrees of data, transmission, display and warning, greatly facilitate detection and the monitoring of the online braking quality of motor vehicle.This apparatus structure is simple simultaneously, and installation testing is convenient, and test data accurately and reliably.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of motor-driven braking property detector preferred embodiment described in the utility model.
Fig. 2 is the structured flowchart of motor-driven braking property detector specific embodiment described in the utility model.
Embodiment
The utility model provides a kind of motor-driven braking property detector, for making the purpose of this utility model, technical scheme and effect clearly, clearly, further describes below to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, Fig. 1 is the structured flowchart of motor-driven braking property detector preferred embodiment described in the utility model.As shown in Figure 1, described motor-driven braking property detector comprises: for gathering the data acquisition circuit module 100 of pedal pressure and vehicle acceleration; The data reception module 200 that the data carrying out sent for receiving data acquisition circuit module store; Described data acquisition circuit module 100 connects with described data reception module 200 communication.
In embodiment of the present utility model, pedal pressing force and vehicle acceleration is measured by data acquisition circuit module 100, after being wirelessly transmitted to described data reception module 200, carry out correlation analysis by the terminal that is connected with the communication of described data reception module 200 carry out detecting data again, thus predicting machine motor-car braking ability.Motor-driven braking property detector of the present invention can utilize wireless transmission method to carry out the measurement of brake-pedal load in vehicle travel process and vehicle acceleration degrees of data easily, transmission, display and warning, greatly facilitate detection and the monitoring of the online braking quality of motor vehicle.
Further, as shown in Figure 2, described data acquisition circuit module 100 specifically comprises:
SOC 110;
For gathering the pedal pressure transducer 120 of pedal pressure, described pedal pressure transducer 120 is electrically connected with described SOC 110;
For the vehicle acceleration sensor 130 of harvester motor-car acceleration, described vehicle acceleration sensor 130 is electrically connected with described SOC 110.
During concrete enforcement, the model of described SOC is nRF51822, it is released by NORDIC company, support Bluetoothlowenergy agreement (low-power consumption Bluetooth protocol, the Bluetooth protocol namely supported in bluetooth 4.0 version) and 2.4GHzultralow-power (2.4GHz super low-power consumption agreement).Described SOC comprises the CPU of the ARMCortex-M0 model of 32, and the flash storer of 256KB and the RAM storer of 16KB, its failure rate is low, body are less, and low in energy consumption, effectively extend the serviceable life of described motor-driven braking property detector.Described SOC 110 goes back the expansion flash chip that connecting-type number is AT45DB641E, and connects P0 [12-16] pin of nRF51822.
Described pedal pressure transducer 120 is arranged on motor brake treadle front, adopt the FCB-B of the 500N of Forsentek company, can be exported the standard analog signal of 0-5V, 0-10V or 4-20mA by built-in transmitter, its output signal is by the P0 port of amplifying circuit access nRF51822.
The model of described vehicle acceleration sensor 130 is ADXL345, is arranged on motor brake treadle base fixed part, and described vehicle acceleration sensor 130 is by the P0 port of I2C interface access nRF51822 after configuration.
Further, as shown in Figure 2, described data acquisition circuit module 100 also comprises:
For generation of the clock circuit 140 of clock signal, described clock circuit 140 is electrically connected with described SOC 110;
For the radio transceiver antenna 150 of wireless receiving and dispatching data, described radio transceiver antenna 150 is electrically connected with described SOC 110;
For the power circuit 160 of powering, described power circuit 160 is all electrically connected with described SOC 110, described pedal pressure transducer 120, described vehicle acceleration sensor 130, described clock circuit 140 and described radio transceiver antenna 150.
During concrete enforcement, described clock circuit provides clock signal by the quartz crystal oscillator of 16MHz and the quartz crystal oscillator of 32.768KHz, namely adopts 535-10104-2-ND and 644-1182-2-ND to form, connects P0 [26-27] and XC1, XC2 pin of nRF51822 respectively.
Described power circuit is button cell feed circuit, and namely adopt battery CR2032 to power, and use inner DC/DC converter, builtin voltage cell voltage being converted into more low-power consumption is powered, and realizes low-power consumption.
Described radio transceiver antenna is connected with described SOC by Ba Lun antenna adapter and 2.4GHz antenna chip, namely adopts and forms Ba Lun antenna by BAL-NRF01D3 and ANT-2.54-CHP, and connects ANT1, ANT2 pin of nRF51822.
In motor-driven braking property detector described in the utility model, when the pedal pressure of collection and the data of vehicle acceleration being sent to connected terminal after by described data reception module 200, analytical approach then by fuzzy logic is carried out correlation analysis carry out detection data, thus predicting machine motor-car braking ability, computational analysis correlativity between the two, carrys out the braking ability of accurate evaluation motor vehicle according to analysis result.
In sum, the utility model discloses a kind of motor-driven braking property detector, comprising the data acquisition circuit module for gathering pedal pressure and vehicle acceleration; The data reception module that the data carrying out sent for receiving data acquisition circuit module store; Described data acquisition circuit module is connected with described data reception module communication.Motor-driven braking property detector described in the utility model, wireless transmission method can be utilized easily to carry out the measurement of brake-pedal load in vehicle travel process and vehicle acceleration degrees of data, transmission, display and warning, greatly facilitate detection and the monitoring of the online braking quality of motor vehicle.This apparatus structure is simple simultaneously, and installation testing is convenient, and test data accurately and reliably.
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, can be improved according to the above description or convert, all these improve and convert the protection domain that all should belong to the utility model claims.
Claims (9)
1. a motor-driven braking property detector, is characterized in that, comprising:
For gathering the data acquisition circuit module of pedal pressure and vehicle acceleration;
The data reception module that the data carrying out sent for receiving data acquisition circuit module store;
Described data acquisition circuit module is connected with described data reception module communication.
2. motor-driven braking property detector according to claim 1, it is characterized in that, described data acquisition circuit module specifically comprises:
SOC;
For gathering the pedal pressure transducer of pedal pressure, described pedal pressure transducer is electrically connected with described SOC;
For the vehicle acceleration sensor of harvester motor-car acceleration, described vehicle acceleration sensor is electrically connected with described SOC.
3. motor-driven braking property detector according to claim 2, it is characterized in that, described data acquisition circuit module also comprises:
For generation of the clock circuit of clock signal, described clock circuit is electrically connected with described SOC;
For the radio transceiver antenna of wireless receiving and dispatching data, described radio transceiver antenna is electrically connected with described SOC;
For the power circuit of powering, described power circuit is all electrically connected with described SOC, described pedal pressure transducer, described vehicle acceleration sensor, described clock circuit and described radio transceiver antenna.
4. motor-driven braking property detector according to claim 2, it is characterized in that, the model of described SOC is nRF51822, and described SOC comprises the CPU of the ARMCortex-M0 model of 32, the flash storer of 256KB and the RAM storer of 16KB.
5. motor-driven braking property detector according to claim 2, it is characterized in that, described pedal pressure transducer is connected with described SOC by amplifier.
6. motor-driven braking property detector according to claim 2, it is characterized in that, described vehicle acceleration sensor is connected with described SOC by I2C interface.
7. motor-driven braking property detector according to claim 3, it is characterized in that, described clock circuit provides clock signal by the quartz crystal oscillator of 16MHz and the quartz crystal oscillator of 32.768KHz.
8. motor-driven braking property detector according to claim 3, it is characterized in that, described power circuit is button cell feed circuit.
9. motor-driven braking property detector according to claim 3, it is characterized in that, described radio transceiver antenna is connected with described SOC by Ba Lun antenna adapter and 2.4GHz antenna chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618318.6U CN205002968U (en) | 2015-08-17 | 2015-08-17 | Motor -driven braking property detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618318.6U CN205002968U (en) | 2015-08-17 | 2015-08-17 | Motor -driven braking property detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205002968U true CN205002968U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520618318.6U Expired - Fee Related CN205002968U (en) | 2015-08-17 | 2015-08-17 | Motor -driven braking property detector |
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| Country | Link |
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| CN (1) | CN205002968U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989934A (en) * | 2017-03-13 | 2017-07-28 | 上海工程技术大学 | Automobile brake deceleration measurement apparatus based on WiFi |
| CN107818667A (en) * | 2016-09-14 | 2018-03-20 | 上汽通用汽车有限公司 | Portable wireless tester |
-
2015
- 2015-08-17 CN CN201520618318.6U patent/CN205002968U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107818667A (en) * | 2016-09-14 | 2018-03-20 | 上汽通用汽车有限公司 | Portable wireless tester |
| CN106989934A (en) * | 2017-03-13 | 2017-07-28 | 上海工程技术大学 | Automobile brake deceleration measurement apparatus based on WiFi |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20200817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |