58results about How to "Correct assistance needs" patented technology

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.

The invention relates to a booster bicycle provided with a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital/ 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 have the opposite magnetic polarities; the gaps among the permanent magnet blocks can be adjusted, and the positions of the magnet blocks with different magnetic fluxes 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, the sensor can conveniently use an artificial set booster model through digital processing output, the booster model is adjusted to be reasonable in boosting starting point, finishing point and force, human can cooperate with a machine in a best way, and the electricity is saved.

The invention discloses an assisted bicycle with a magnetic flux sensor with a plurality of magnet blocks nonuniformly arranged on a flywheel, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnet blocks are fixedly arranged on the flywheel serving as the sensing element, and the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; magnetic fluxes of the permanent magnet blocks are different from each other; a Hall element of the sensing element is arranged on a bicycle frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

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.

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 rotating disc type sensing element with a plurality of unevenly distributed magnet blocks, belongs to the technical field of providing signals through magnetic induction, and in particular relates to the technology of providing a control signal through multi-point position magnetic induction on a rotating part. A plurality of permanent magnets distributed annularly are fixedly arranged on a rotating disc, and the spacings between the plurality of permanent magnets are different; the adjacent permanent magnets are opposite in magnetic polarity on one surface of the rotating disc; in other words, the distribution manner of the magnetic polarities of all permanent magnets on one surface of the rotating disc are pole N, pole S, pole N...; and a hall is arranged in a position in the vicinity of the permanent magnets. The rotating disc type sensing element with the plurality of unevenly distributed magnet blocks has the following advantages that with the opposite N-S distribution manner of the magnetic polarities of the adjacent permanent magnets, the hall is capable of obtaining a rectangular wave signal, thereby facilitating digital processing of the signal; and as the spacings between the plurality of permanent magnets are different, the rectangular wave signal is capable of indicating the positions of the permanent magnets on the rotating disc; and therefore, the uses of different rectangular waves are determined.

The invention discloses a booster bicycle provided with a magnetic flux sensor with multiple magnetic blocks arranged on a keyboard, and the booster bicycle is driven by power and can provide booster signals by virtue of multiple-point position magnetic 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 keyboard which is taken as the sensing element, the magnetic fluxes of the permanent magnetic blocks are different, a 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 booster start point, the booster finishing point, and the booster power are reasonable, so that a user and a machine can be best matched, and the power is saved.