ANGLE MEASUREMENT DEVICE, ANGLE MEASUREMENT METHOD AND CONSTRUCTION MACHINERY
First Claim
1. An angle measurement device, comprising a microprocessor, a primary acceleration transducer, and an output device, characterized in that the angle measurement device further comprises at least one auxiliary acceleration transducer, and there is a predetermined angle between a positive direction of a primary sensitive axis of the primary acceleration transducer and a positive direction of a auxiliary sensitive axis of the auxiliary acceleration transducer, and the predetermined angle is greater than 90°
- and less than 270°
;
the primary acceleration transducer and the auxiliary acceleration transducer are configured to output a first initial parameter and a second initial parameter respectively;
the microprocessor is configured to obtain a first actual parameter of the primary acceleration transducer according to the first initial parameter, the second initial parameter and the predetermined angle, and to obtain an angle parameter according to the first actual parameter;
the first actual parameter characterizes a parameter of the primary acceleration transducer in the case of no external interference; and
the output device is configured to output the angle parameter.
1 Assignment
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Accused Products
Abstract
An angle measurement device includes a microprocessor, a primary acceleration transducer, an output device, and an auxiliary acceleration transducer. There is a predetermined angle between a positive direction of a primary sensitive axis of the primary acceleration transducer and that of a auxiliary sensitive axis of the auxiliary acceleration transducer; the primary acceleration transducer and the auxiliary acceleration transducer output respectively a first initial parameter and a second initial parameter; the microprocessor obtains a first actual parameter of the primary acceleration transducer according to the first initial parameter, the second initial parameter and the predetermined angle and then gets an angle parameter according to the first actual parameter; the first actual parameter characterizes the parameter of the primary acceleration transducer in the case of no external interference. An angle measurement method and a construction machinery with the angle measurement device is also provided. The provided angle measurement device and method can obtain measuring result in dynamic state accurately.
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Citations
17 Claims
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1. An angle measurement device, comprising a microprocessor, a primary acceleration transducer, and an output device, characterized in that the angle measurement device further comprises at least one auxiliary acceleration transducer, and there is a predetermined angle between a positive direction of a primary sensitive axis of the primary acceleration transducer and a positive direction of a auxiliary sensitive axis of the auxiliary acceleration transducer, and the predetermined angle is greater than 90°
- and less than 270°
;the primary acceleration transducer and the auxiliary acceleration transducer are configured to output a first initial parameter and a second initial parameter respectively; the microprocessor is configured to obtain a first actual parameter of the primary acceleration transducer according to the first initial parameter, the second initial parameter and the predetermined angle, and to obtain an angle parameter according to the first actual parameter;
the first actual parameter characterizes a parameter of the primary acceleration transducer in the case of no external interference; andthe output device is configured to output the angle parameter. - View Dependent Claims (2, 3, 4, 5, 6, 11, 12)
- and less than 270°
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7. A construction machinery, comprising a chassis and an executive component mounted on the chassis, characterized in that the executive component is provided with an angle measurement device comprising a microprocessor, a primary acceleration transducer, and an output device, wherein the angle measurement device further comprises at least one auxiliary acceleration transducer, and there is a predetermined angle between a positive direction of a primary sensitive axis of the primary acceleration transducer and a positive direction of an auxiliary sensitive axis of the auxiliary acceleration transducer, and the predetermined angle is greater than 90°
- and less than 270°
;the primary acceleration transducer and the auxiliary acceleration transducer are configured to output a first initial parameter and a second initial parameter respectively; the microprocessor is configured to obtain a first actual parameter of the primary acceleration transducer according to the first initial parameter, the second initial parameter and the predetermined angle, and to obtain an angle parameter according to the first actual parameter;
the first actual parameter characterizes a parameter of the primary acceleration transducer in the case of no external interference; andthe output device is configured to out put the angle parameter. - View Dependent Claims (8, 13, 14, 15, 16, 17)
- and less than 270°
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9. An angle measurement method, comprising the following steps:
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S100, obtaining a first initial parameter and a second initial parameter by a primary acceleration transducer and an auxiliary acceleration transducer respectively;
wherein there is a predetermined angle between a positive direction of a primary sensitive axis of the primary acceleration transducer and a positive direction of an auxiliary sensitive axis of the auxiliary acceleration transducer, and the predetermined angle is greater than 90° and
less than 270°
;S200, obtaining a first actual parameter according to the first initial parameter, the second initial parameter and the predetermined angle, the first actual parameter characterizing a parameter output by the primary acceleration transducer in the case of no external interference; S300, obtaining an angle parameter according to the first actual parameter. - View Dependent Claims (10)
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Specification