A wheel device for realizing information interaction through Hall induction

Abstract

The invention discloses a rotating wheel device for realizing information interaction through Hall induction in the technical field of Hall induction, comprising a rotating disk, a magnet device and a Hall probe device, wherein the magnet device is fixedly connected to the top of the rotating disk, and the Hall probe device is fixedly connected to the bottom of the rotating disk, and the rotating disk comprises a first quadrant, a second quadrant, a third quadrant, a fourth quadrant, a fifth quadrant and a sixth quadrant, and is distributed in a clockwise ring shape. The rotating wheel device for realizing information interaction through Hall induction divides the rotating disk into six quadrants, installs a Hall probe device under the rotating disk, and installs a magnet device on the six quadrants at the same time, and through the Hall induction principle, enables the Hall probe to read the magnetism of the magnet device arranged according to a fixed rule on the rotating disk and send a signal, and after being processed by a single-chip computer program, accurately identifies the rotation information of the rotating disk, has a simple structure, does not require mechanical contact, has a small loss rate, a long service life, and saves costs.

Description

Technical Field

[0001] The present invention relates to the technical field of Hall induction, and in particular to a wheel device for realizing information interaction through Hall induction. Background Art

[0002] Hall induction is a type of electromagnetic induction. When current passes through a semiconductor perpendicular to an external magnetic field, the carriers are deflected, and an additional electric field is generated perpendicular to the direction of the current and the magnetic field, thereby generating a potential difference at both ends of the semiconductor. This phenomenon is the Hall effect, and this potential difference is also called the Hall potential difference. The Hall effect is judged using the left-hand rule;

[0003] Existing methods of collecting quadrant information of the rotating wheel area are usually implemented by using encoders. The encoders have complex structures, require mechanical contact, have high loss rates, short service life, and high costs. Therefore, we propose a rotating wheel device that realizes information exchange through Hall sensing. Summary of the invention

[0004] The object of the present invention is to provide a rotating wheel device for realizing information interaction through Hall induction, so as to solve the problems proposed in the above background technology that the existing quadrant information of the rotating wheel area is collected, usually by using an encoder, the encoder has a complex structure, requires mechanical contact, has a large loss rate, a short service life and a high cost.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a rotating wheel device for realizing information interaction through Hall induction, comprising a rotating disk, a magnet device, and a Hall probe device, wherein the magnet device is fixedly connected to the top of the rotating disk, and the Hall probe device is fixedly connected to the bottom of the rotating disk, the rotating disk comprises a first quadrant, a second quadrant, a third quadrant, a fourth quadrant, a fifth quadrant and a sixth quadrant, and is distributed in a clockwise ring shape, the magnet device comprises a first magnet, a second magnet, a third magnet and a fourth magnet, the first magnet is located in the first quadrant and the fourth quadrant region, the second magnet is located in the first quadrant region, the third magnet is located in the second quadrant and the fifth quadrant region, the fourth magnet is located in the third quadrant and the sixth quadrant region, and the Hall probe device comprises a first Hall probe, a second Hall probe, a third Hall probe and a fourth Hall probe, and is arranged in sequence from front to back.

[0006] Preferably, the first quadrant, the second quadrant, the third quadrant, the fourth quadrant, the fifth quadrant and the sixth quadrant have the same area size.

[0007] Preferably, the first magnet, the second magnet, the third magnet and the fourth magnet are of different sizes.

[0008] Preferably, the first Hall probe, the second Hall probe, the third Hall probe and the fourth Hall probe are arranged at equal distances on the bottom radius of the turntable.

[0009] Preferably, four circles are provided on the top of the turntable along the center outward, and the distance between the four circles increases continuously from the inside to the outside, and the magnet device is located at the intersection center of the circumference of the four circles and the first quadrant, the second quadrant, the third quadrant, the fourth quadrant, the fifth quadrant and the sixth quadrant.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the rotating wheel device that realizes information interaction through Hall induction divides the turntable into six quadrants, installs a Hall probe device under the turntable, and installs a magnet device on the six quadrants. Through the Hall induction principle, the Hall probe reads the magnetism of the magnet device arranged according to a fixed pattern on the turntable and sends a signal. After being processed by the single-chip computer program, the rotation information of the turntable is accurately identified. The structure is simple, no mechanical contact is required, the loss rate is small, the service life is long, and the cost is saved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the top view structure of the present invention;

[0012] Figure 2 It is a bottom view schematic diagram of the present invention;

[0013] Figure 3 The figure is a schematic diagram of the working principle of the Hall probe and the magnet of the present invention.

[0014] In the figure: 100, turntable; 110, first quadrant; 120, second quadrant; 130, third quadrant; 140, fourth quadrant; 150, fifth quadrant; 160, sixth quadrant; 200, magnet device; 210, first magnet; 220, second magnet; 230, third magnet; 240, fourth magnet; 300, Hall probe device; 310, first Hall probe; 320, second Hall probe; 330, third Hall probe; 340, fourth Hall probe. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0016] The present invention provides a wheel device that realizes information exchange through Hall induction, which has a simple structure, does not require mechanical contact, has a low loss rate, a long service life, and saves costs. Figure 1-3 , including a turntable 100, a magnet device 200, and a Hall probe device 300;

[0017] Please refer again Figure 1-3 The turntable 100 includes a first quadrant 110, a second quadrant 120, a third quadrant 130, a fourth quadrant 140, a fifth quadrant 150 and a sixth quadrant 160, and is arranged in a clockwise ring. The turntable 100 is used to fix the magnet device 200 and the Hall probe device 300. The first quadrant 110, the second quadrant 120, the third quadrant 130, the fourth quadrant 140, the fifth quadrant 150 and the sixth quadrant 160 are used to divide the turntable 100 into six areas for identification and determination;

[0018] Please refer again Figure 1 The magnet device 200 includes a first magnet 210, a second magnet 220, a third magnet 230 and a fourth magnet 240. The first magnet 210 is located in the first quadrant 110 and the fourth quadrant 140 region, the second magnet 220 is located in the first quadrant 110 region, the third magnet 230 is located in the second quadrant 120 and the fifth quadrant 150 region, and the fourth magnet 240 is located in the third quadrant 130 and the sixth quadrant 160 region. The magnet device 200 is fixedly connected to the top of the turntable 100. The magnet device 200 is used to divide the turntable 100 into six quadrants with the center of the turntable 100 as the center. The first magnet 210 is used to correspond to the magnet magnetism on the first quadrant 110 and the fourth quadrant 140, the second magnet 220 is used to correspond to the magnet magnetism on the first quadrant 110, the third magnet 230 is used to correspond to the magnet magnetism on the second quadrant 120 and the fifth quadrant 150, and the fourth magnet 240 is used to correspond to the magnet magnetism on the third quadrant 130 and the sixth quadrant 160;

[0019] Please refer again Figure 2-3 The Hall probe device 300 includes a first Hall probe 310, a second Hall probe 320, a third Hall probe 330 and a fourth Hall probe 340, which are arranged in sequence from front to back. The Hall probe device 300 is fixedly connected to the bottom of the turntable 100. The Hall probe device 300 is used to read the magnet magnetism of the magnet device 200 on the turntable 100 and send a corresponding quadrant signal. The first Hall probe 310, the second Hall probe 320, the third Hall probe 330 and the fourth Hall probe 340 are used to accurately determine the positions of different circles in different quadrants;

[0020] When using the device, technicians in this field install the first Hall probe 310, the second Hall probe 320, the third Hall probe 330, and the fourth Hall probe 340 at equal distances on the bottom radius of the turntable 100, then install the first magnet 210 on the first quadrant 110 and the fourth quadrant 140 of the turntable 100, install the second magnet 220 on the rear side of the first magnet 210, install the third magnet 230 on the second quadrant 120 and the fifth quadrant 150, install the fourth magnet 240 on the third quadrant 130 and the sixth quadrant 160, and then read the magnet device 200 on the turntable 100 through the Hall probe device 300. Specifically, if "1" represents Hall contact and "0" represents Hall vacancy, then the signals of the first Hall probe 310, the second Hall probe 320, the third Hall probe 330 and the fourth Hall probe 340 in the first quadrant 110 should be arranged in bit order as (1100), the second quadrant 120 as (0010), the third quadrant 130 as (0001), the fourth quadrant 140 as (0100), the fifth quadrant 150 as (0010), and the sixth quadrant 160 as (0001), and the signals of the second quadrant 120 and the fifth quadrant 150, the third quadrant 130 and the sixth quadrant 160 are distinguished by the single chip microcomputer.

[0021] Please refer again Figure 1-3 , in order to evenly determine the quadrant positions on the turntable 100 , the first quadrant 110 , the second quadrant 120 , the third quadrant 130 , the fourth quadrant 140 , the fifth quadrant 150 , and the sixth quadrant 160 have the same area size;

[0022] Please refer again Figure 1 , in order to make the first magnet 210, the second magnet 220, the third magnet 230 and the fourth magnet 240 cover the quadrant range, the first magnet 210, the second magnet 220, the third magnet 230 and the fourth magnet 240 have different sizes;

[0023] Please refer again Figure 2-3 In order to enable the Hall probe device 300 to read the magnetism of magnets in different quadrants, the first Hall probe 310, the second Hall probe 320, the third Hall probe 330 and the fourth Hall probe 340 are arranged at equal distances at the bottom radius of the turntable 100;

[0024] Please refer again Figure 2-3In order to adjust the arrangement of the first magnet 210, the second magnet 220, the third magnet 230 and the fourth magnet 240 according to the magnetic strength to avoid mutual interference, four circles are provided on the top of the turntable 100 along the center to the outside, and the distance between the four circles increases from the inside to the outside. The magnet device 200 is located at the intersection center of the circumference of the four circles and the first quadrant 110, the second quadrant 120, the third quadrant 130, the fourth quadrant 140, the fifth quadrant 150 and the sixth quadrant 160.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed by the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A wheel device for realizing information exchange through Hall induction, characterized in that: The invention comprises a rotating disk (100), a magnet device (200), and a Hall probe device (300), wherein the magnet device (200) is fixedly connected to the top of the rotating disk (100), and the Hall probe device (300) is fixedly connected to the bottom of the rotating disk (100), the rotating disk (100) comprises a first quadrant (110), a second quadrant (120), a third quadrant (130), a fourth quadrant (140), a fifth quadrant (150), and a sixth quadrant (160), and is arranged in a clockwise annular shape, and the magnet device (200) comprises a first magnet (210), a second magnet (220), a third magnet (230), and a fourth magnet (240). 40), the first magnet (210) is located in the first quadrant (110) and the fourth quadrant (140) region, the second magnet (220) is located in the first quadrant (110) region, the third magnet (230) is located in the second quadrant (120) and the fifth quadrant (150) region, the fourth magnet (240) is located in the third quadrant (130) and the sixth quadrant (160) region, and the Hall probe device (300) comprises a first Hall probe (310), a second Hall probe (320), a third Hall probe (330) and a fourth Hall probe (340), and they are arranged in sequence from front to back.

2. A wheel device for realizing information exchange through Hall induction according to claim 1, characterized in that: The first quadrant (110), the second quadrant (120), the third quadrant (130), the fourth quadrant (140), the fifth quadrant (150) and the sixth quadrant (160) have the same area size.

3. The wheel device for realizing information exchange through Hall induction according to claim 1, characterized in that: The first magnet (210), the second magnet (220), the third magnet (230) and the fourth magnet (240) are of different sizes.

4. The wheel device for realizing information exchange through Hall induction according to claim 1, characterized in that: The first Hall probe (310), the second Hall probe (320), the third Hall probe (330) and the fourth Hall probe (340) are arranged at equal distances on the bottom radius of the turntable (100).

5. The wheel device for realizing information exchange through Hall induction according to claim 1, characterized in that: Four circles are arranged on the top of the turntable (100) from the center outward, and the distances between the four circles increase from the inside to the outside. The magnet device (200) is located at the intersection center of the circumference of the four circles and the first quadrant (110), the second quadrant (120), the third quadrant (130), the fourth quadrant (140), the fifth quadrant (150) and the sixth quadrant (160).

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