32results about How to "Power automation" patented technology

A sensor having multiple magnetic blocks of adjustable positions in a housing, comprising, sequentially connected, a sensing element, a power-assist model processor (21), a digital-to-analog converter (27), and an operational amplifier (28). The sensing element comprises permanent magnet blocks (2) and a Hall element (3) arranged within a cavity fitted together by a rotating disk (1) and a fixed disk (40). Fixedly arranged on the rotating disk (1) are the multiple permanent magnet blocks (2) in a circular-annular distribution, the spacing intervals between the permanent magnet blocks (2) are adjustable, the magnetic polarities of adjacent permanent magnet blocks (2) are opposite, that is, the magnetic polarities of all of the permanent magnet blocks (2) on a certain side of the rotating disk (1) are distributed in a pattern of N pole, S pole, N pole...; the Hall element (3) on the fixed disk (40) is arranged at a position in proximity to the permanent magnet blocks (2). The advantages of the sensor is that the N-S distribution of the magnetic polarities allows the Hall element (3) to acquire a rectangular wave signal, and to add a digital processing for setting a power-assist model; by adjusting the spacing intervals of the permanent magnet blocks (2), the rectangular wave signal is allowed to express the positions of the permanent magnet blocks (2) on the rotating disk (1), and to determine the uses of different rectangular waves; the relative positions of the permanent magnet blocks (2) and of the Hall element (3) are fixed, and signal output is reliable.

The invention relates to a power assisting bicycle with an adjustable magnet block position sensor on a flywheel, and an electric power assisting bicycle adopting multi-point magnetic induction for providing power assisting signals. A sensor comprises a sensing element, a power assisting model processor, a digital to analog converter and an operational amplifier, which are connected in sequence, wherein a plurality of permanent magnets are fixedly arranged on the flywheel serving as the sensing element in such a manner that the adjacent magnetic polarities of the permanent magnets are opposite; the distance between the permanent magnets is adjustable; Halls of the sensing element are arranged on a bicycle frame near the permanent magnets; and the operational amplifier is connected with a motor controller. The power assisting bicycle has the advantages that the Halls can acquire rectangular wave signals; the sensor can conduct digital processing on the rectangular wave signals and output a power assisting model which can be set artificially; and the power assisting model can be adjusted to a power assisting starting point and a power assisting end point with reasonable power, so that a man and a machine can match each other optimally with less electricity.

The invention discloses a multi-magnetic block position-adjustable turntable sensing element, belongs to the technical field of providing signals by magnetic induction, and in particular relates to the technology of providing control signals by performing multi-point magnetic induction on a rotary part. A plurality of permanent magnet blocks which are arranged annularly are fixedly arranged on a turntable; the distance among the permanent magnet blocks can be adjusted; on one side of the turntable, the magnetic polarities of adjacent permanent magnet blocks are opposite, namely the distribution way of the magnetic polarities of all permanent magnet blocks on a certain side of the turntable is pole N, pole S, pole N, ellipsis; and a Hall element is arranged at the position close to the permanent magnet blocks. The multi-magnetic block position-adjustable turntable sensing element has the advantages that the Hall element can acquire square-wave signals by utilizing the NS opposite distribution way of the magnetic polarities of the adjacent permanent magnet blocks, and digital processing of the signals is facilitated; the square-wave signals can represent the positions of the permanent magnet blocks on the turntable by adjusting the distance among the permanent magnet blocks, and the application of different square waves are determined.

The invention provides a booster bicycle with an adjustable magnetic block position sensor arranged on a motor shell, and discloses an electric booster bicycle capable of providing booster signals by multiple-point position sensing. The sensor comprises a sensing element, a booster model processor, a digital-analog converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnetic blocks with opposite adjacent magnetic polarities are fixedly arranged on a motor shell which is taken as the sensing element, the distance between the permanent magnetic blocks can be adjusted, the hall of the sensing element is arranged on a frame close to the permanent magnetic blocks, the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the hall can obtain square wave signals, the sensor can be used for outputting after the digital processing, a booster model can be set artificially, the distance between the booster model to the booster start point, the distance between the booster model to the booster finishing point, and the booster power are adjusted to be reasonable, so that a user and a machine can be best matched, and the power is saved.

The invention discloses a multi-magnetic block position-adjustable turntable sensor for an assisted bicycle, and belongs to the technology of providing a control signal by performing multi-point magnetic induction. The multi-magnetic block position-adjustable turntable sensor for the assisted bicycle comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence; the sensing element is a plurality of permanent magnet blocks with adjustable space which are arranged on a turntable; the magnetic polarities of adjacent permanent magnet blocks are opposite, namely the distribution way is pole N, pole S, pole N, ellipsis; and a Hall element is arranged at the position close to the permanent magnet blocks. The multi-magnetic block position-adjustable turntable sensor for the assisted bicycle has the advantages that the Hall element can acquire square-wave signals by utilizing the NS opposite distribution way of the magnetic polarities of the adjacent permanent magnet blocks, and digital processing of the signals is facilitated; the square-wave signals can represent the positions of the permanent magnet blocks on the turntable by adjusting the distance among the permanent magnet blocks, and the application of different square waves are determined; and the sensor can output control model electric signals which are matched with the movement position of the permanent magnet blocks and are set artificially.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; halls of the sensing element are arranged on the frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the halls can obtain rectangular wave signals, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

The invention discloses a turntable sensing element with adjustable magnetic fluxes of magnetic blocks and points, belongs to the technical field of providing a signal by magnetic induction and particularly relates to a technology for carrying out multi-point magnetic induction to provide a control signal on a rotating component. A plurality of permanent magnet blocks which are distributed in a ring are fixedly arranged on the turntable sensing element; the distances between the permanent magnet blocks can be adjusted and the magnetic fluxes of the permanent magnet blocks at different positions can be adjusted; the magnetic polarities of the adjacent permanent magnet blocks are opposite at one side of the rotating plate, namely the magnetic polarity distribution mode of all permanent magnet blocks at one side of the turntable sensing element is an N pole, an S pole, an N pole ...; and halls are arranged at the positions near the permanent magnet blocks. The turntable sensing element has the advantages that the halls can obtain rectangular wave signals by an opposite distribution mode of the magnetic polarities NS of the adjacent permanent magnet blocks; the signals can be conveniently subjected to digital processing, and the rectangular wave signals can present the positions of the permanent magnet blocks on the rotating plate by difference of the distances and the magnetic fluxes, and uses of different rectangular waves are determined.

The invention relates to a booster bicycle provided with position rotary table type sensor provided with adjustable magnetic blocks, in particular to an electric booster bicycle used for providing booster signals at a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital-to-analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks are opposite in magnetic polarity; the gaps among the permanent magnet blocks can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, so that the sensor can output a manually set booster model through digital processing, the booster model can be adjusted to be reasonable in the boosting starting point, the finishing point and the force, a human can cooperate with a machine, and the electricity is saved.