CN116015105A - Magnetic suspension device and manufacturing method thereof - Google Patents
Magnetic suspension device and manufacturing method thereof Download PDFInfo
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- CN116015105A CN116015105A CN202310020675.1A CN202310020675A CN116015105A CN 116015105 A CN116015105 A CN 116015105A CN 202310020675 A CN202310020675 A CN 202310020675A CN 116015105 A CN116015105 A CN 116015105A
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Abstract
The utility model discloses a magnetic suspension device and a manufacturing method thereof, wherein the magnetic suspension device comprises a base and an annular suspension body, and the base comprises a bottom plate, and an electromagnetic coil, a disc permanent magnet, a linear Hall and a limit cylinder which are arranged on the bottom plate; the bottom plate is provided with a mounting zone bit, the limiting column body is vertically arranged on the bottom plate, and the central shaft of the limiting column body is aligned with the mounting zone bit; the electromagnetic coils are distributed around the limit cylinder; the disc permanent magnets are multiple and distributed around the limit cylinder; the annular suspension body is sleeved on the periphery of the limit column body and is mutually exclusive with the magnetism of the disc permanent magnet; a linear hall is located below the annular suspension. The suspension body of the magnetic suspension device is easy to automatically restore suspension when being electrified, and is not easy to topple when being electrified.
Description
Technical Field
The utility model belongs to the technical fields of electronic technology application and electromagnetism, and particularly relates to a magnetic suspension device and a manufacturing method thereof.
Background
Most of the magnetic suspension products today consist of a base and a disc float. The base is generally composed of a ring magnet and an electromagnetic coil, and the magnetic field direction of a certain preset area of the inner ring of the ring is the same as the magnetic field direction of the suspension body. However, when the suspension body is positioned in the area between the inner ring and the outer ring of the ring magnet, the direction of the magnetic field of the suspension body is opposite to the direction of the magnetic field in which the suspension body is positioned, and the base can generate suction force on the suspension body. When determining the specific position of the floater and adjusting corresponding parameters, the disc type floater is easy to topple, and is difficult to automatically recover after toppling.
The prior art is, for example, chinese patent document with application number CN2015204176084, which discloses a magnetic levitation device, which is a structure of a suspension body with permanent magnets and a magnetic levitation mechanism. The magnetic suspension mechanism comprises a center permanent magnet and an annular permanent magnet, wherein the annular permanent magnet is arranged around the center permanent magnet and is separated from the center permanent magnet. The float of the device adopts the combination of the central permanent magnet and the annular permanent magnet, has simple structure, but the central permanent magnet is easy to topple over and unstable when being electrified and powered off.
In the prior art, for example, chinese patent document with application number CN2012100568006 discloses a magnetic levitation device with automatic lifting function of suspended matters, and the suspended matters are placed on the magnetic levitation device automatically by arranging lifting components on a base, and a suspended matter position detection module is arranged for detecting the balance state of the suspended matters in the lifting process. Also, the suspensions of the suspension device have the disadvantage of being easy to pour and not easy to recover.
Disclosure of Invention
The utility model aims to provide a magnetic suspension device, wherein suspension bodies of the magnetic suspension device are easy to automatically restore suspension when being electrified, and are not easy to topple when being electrified.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the magnetic suspension device comprises a base and an annular suspension body, wherein the base comprises a bottom plate, and an electromagnetic coil, a disc permanent magnet, a linear Hall and a limiting column body which are arranged on the bottom plate;
the base plate is provided with an installation zone bit, the limit column body is vertically installed on the base plate, and the central axis of the limit column body is aligned with the installation zone bit;
the electromagnetic coils are distributed around the limit cylinder;
the disc permanent magnets are multiple and distributed around the limit cylinder;
the annular suspension body is sleeved on the periphery of the limit column body and is mutually exclusive with the magnetism of the disc permanent magnet;
the linear hall is located below the annular suspension.
Preferably, two groups of electromagnetic coils are arranged, the two groups of electromagnetic coils are arranged in a crisscross manner, and intersection points of the crisscross electromagnetic coils are aligned with the installation zone bit.
Preferably, each group of electromagnetic coils is divided into two units, the electromagnetic coils in the two units are symmetrically arranged at two sides of the intersection point, and the electromagnetic coils in each unit are arranged into an inner row and an outer row according to the distance between the electromagnetic coils and the intersection point.
Preferably, a electromagnetic coils are arranged in an inner row in each unit, 4a electromagnetic coils in total are arranged in the inner row in two groups, and the 4a electromagnetic coils are positioned on a circle taking the intersection point as the center of a circle, so that the circle is an inner circle;
the outer row of each unit is provided with b electromagnetic coils, 4b electromagnetic coils are arranged on the outer row of each unit, and 4b electromagnetic coils are positioned on a circle taking the intersection point as the center of a circle, so that the circle is an outer circle, and the radius of the outer circle is larger than that of the inner circle.
Preferably, the orthographic projection of the annular suspension body on the bottom plate is positioned between the inner circle and the outer circle under the stable suspension state.
Preferably, the linear hall has two, each group of electromagnetic coils corresponds to one linear hall, and the linear hall corresponding to each group of electromagnetic coils is arranged between the inner electromagnetic coils and the outer electromagnetic coils of any unit in the group.
Preferably, the number of the disc permanent magnets is four, the four disc permanent magnets are arranged between two adjacent units in a penetrating way, and the distance between the disc permanent magnets and the installation zone bit is larger than the distance between the electromagnetic coil and the installation zone bit.
The magnetic suspension device provided by the utility model changes the disc type suspension body into the annular type suspension body, can fully utilize the characteristics of the annular type suspension body, is provided with the limiting column body in the center of the base, can stop on the limiting column body after power failure, can not topple over, and automatically returns to the balance position after power is applied, thereby realizing magnetic suspension.
The second object of the present utility model is to provide a method for manufacturing a magnetic levitation device, which is easy to operate, and the levitation body of the manufactured magnetic levitation device is easy to automatically recover the levitation when being electrified, and is not easy to fall down when being electrified.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a method of manufacturing a magnetic levitation device, the method comprising:
step 1-1, taking a plate which is not affected by magnetic force as a base plate, and establishing a rectangular coordinate system on the base plate, wherein the origin of the rectangular coordinate system is used as an installation marker bit;
step 1-2, using an origin point of a rectangular coordinate system as a circle center to form a first circle with a radius r1 on a base plate, generating 4 intersection points with the rectangular coordinate system, and using the intersection points as circle centers to form a second circle with a radius r 2;
step 1-3, taking an origin as a circle center to form a circular ring with an inner radius r3 and an outer radius r 4;
step 1-4, taking the origin of the rectangular coordinate system as the center of a circle to form a third circle with the radius r5,
and 6, sleeving the annular suspension body on the periphery of the limit column body, and taking the magnetism of the annular suspension body to be mutually exclusive with the magnetism of the disc permanent magnet.
Preferably, the radius r1 of the first circle is larger than the outer radius r4 of the circular ring, and the radius r5 of the third circle is smaller than the difference between the inner radius r3 of the circular ring and the radius of the electromagnetic coil.
Preferably, in each quadrant of the rectangular coordinate system, a central axes of the electromagnetic coils are located on the inner circumference of the circular ring, and b central axes of the electromagnetic coils are located on the outer circumference of the circular ring.
The manufacturing method provided by the utility model has the advantages that the manufacturing process is simple, the disc type suspension body is changed into the annular type suspension body in the manufacturing process, the characteristics of the annular type suspension body can be fully utilized, the center of the base is provided with the limiting column body, the suspension body can be stopped on the limiting column body after power failure, the suspension body can not topple over, and the balance position can be automatically restored after power is applied, so that the magnetic suspension is realized.
Drawings
FIG. 1 is a top view of a magnetic levitation device of the present utility model;
FIG. 2 is a top view of the magnetic levitation device of the present utility model after removal of the annular suspension;
fig. 3 is a perspective view of a magnetic levitation apparatus according to the present utility model;
FIG. 4 is a schematic diagram of distribution of magnetic lines of force in a cross section of an annular permanent magnet;
FIG. 5 is a schematic view of the surface area distribution of a base plate according to the present utility model.
In the drawings: 1. a bottom plate; 1-1, installing a zone bit; 2. a disc permanent magnet; 3. an electromagnetic coil; 4. an annular suspension; 5. a limit column; 6. a linear hall; 7. a first circle; 8. a second circle; 9. an outer circumference; 10. an inner circumference; 11. and a third circle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; when an element is referred to as being "fixed" to another element, it can be directly fixed to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
As shown in fig. 1 to 3, the present embodiment provides a magnetic levitation device comprising a base and an annular levitation body 4, wherein the base comprises a base plate 1, and an electromagnetic coil 3, a disc permanent magnet 2, a linear hall 6 and a limit cylinder 5 which are mounted on the base plate 1.
Wherein the bottom plate 1 is a square plate, and the bottom plate 1 is made of a material which is not affected by magnetic force. In order to facilitate alignment and installation, an installation zone bit 1-1 is arranged on the bottom plate, and the installation zone bit 1-1 is a round hole positioned at the center of the square plate and is essentially the center of the round hole.
It should be noted that, in this embodiment, the bottom plate is a square plate, but the bottom plate in this embodiment is not limited to be a square plate, and in other embodiments, the bottom plate may be a circular plate, or any other plate with a regular or irregular shape, so long as a point is taken as an installation marker bit at a suitable position on the plate.
Wherein the limit column 5 is vertically arranged on the bottom plate 1, and the central axis of the limit column 5 is aligned with the installation zone bit 1-1. The annular suspension body 4 is an annular permanent magnet and sleeved on the periphery of the limiting column body 5 and mutually exclusive with the magnetism of the disc permanent magnet (the disc permanent magnet is taken), so that the limiting column body 5 is mainly used for limiting the annular suspension body 4 in a magnetic suspension device so as to prevent the annular suspension body 4 from being inclined in a shifting manner after the electromagnetic coil 3 is powered down, and meanwhile, the annular suspension body 4 is easy to automatically restore to suspension when the electromagnetic coil 3 is powered up.
The spacing cylinder 5 of this embodiment adopts hollow sleeve, and this hollow sleeve is cylinder and inside cavity, and the terminal surface and the bottom plate 1 contact of cylinder are fixed to the cylinder has the effect that is fit for highly in order to satisfy spacing annular suspension 4. The hollow sleeve is selected to reduce the overall mass of the magnetic levitation device, and is also a material that is not subject to magnetic forces.
In other embodiments, the specific shape of the limiting column 5 is not limited on the premise of realizing the limiting function of the annular suspension 4, and may be, for example, a rectangular parallelepiped or the like. The size of the limiting column 5 is preferably slightly smaller than the size of the inner ring of the annular suspension body 4, and is preferably close to the electromagnetic coil as much as possible on the premise of not touching the electromagnetic coil, so that the annular suspension body 4 is not easy to topple during power-down, and is easy to automatically restore suspension during power-up.
The electromagnetic coils 3 in the magnetic levitation device of the embodiment are multiple, and the multiple electromagnetic coils 3 are distributed around the limit column 5. In order to realize the adjustment of the front, back, left and right directions of the annular suspension 4, two groups (namely an X group and a Y group) of electromagnetic coils 3 are arranged in the embodiment, the two groups of electromagnetic coils 3 are arranged in a crisscross manner, and the intersection points of the crisscross arrangement are aligned with the installation zone bits.
One of the two sets of electromagnetic coils 3 is used for adjusting the front and back positions of the annular suspension body 4, and the other set is used for adjusting the left and right positions of the annular suspension body 4 so as to realize stable suspension of the annular suspension body 4 in a proper position. In the orientation of fig. 1, a transverse set of electromagnetic coils 3 is used to adjust the left-right position of the annular suspension 4 and a longitudinal set of electromagnetic coils 3 is used to adjust the fore-aft position of the annular suspension 4.
It will be readily appreciated that the electromagnetic coil 3 generates a magnetic field upon energization and acts on the annular suspension 4 with the magnetic field to adjust the position of the annular suspension 4. Therefore, it is easy to know that each electromagnetic coil in the two groups of electromagnetic coils is independently controlled, and after the plurality of electromagnetic coils 3 in each group are connected in series, an interface is led out, and the current direction and the current magnitude in the electromagnetic coils in the corresponding groups are adjusted through the interface, so that the annular suspension body is suspended at a proper position.
The present embodiment mainly relates to the structural design of the magnetic levitation device, and how to control the current direction and the magnitude in the electromagnetic coil, which is not limited in this embodiment, and may be set according to the actual offset condition of the annular levitation body 4, or even obtain the corresponding relationship between the actual offset condition of the annular levitation body 4 and the current direction and magnitude in the electromagnetic coil according to the trial-and-error experimental manner for control and adjustment.
In order to improve the adjusting effect, each group of electromagnetic coils 3 is equally divided into two units, the electromagnetic coils 3 in the two units are symmetrically arranged on two sides of the intersection point, and the electromagnetic coils 3 in each unit are arranged into an inner row and an outer row according to the distance between the electromagnetic coils 3 and the intersection point.
In one embodiment, 2 (i.e. a=2, the value of a can be adjusted according to the actual situation) electromagnetic coils are arranged in an inner row in each unit, 8 electromagnetic coils in two groups are arranged on the inner row, and the 8 electromagnetic coils are positioned on a circle taking the intersection point as the center of a circle, so that the circle is an inner circle; and 3 electromagnetic coils (namely, b=3, the numerical value of b can be adjusted according to actual conditions) are arranged in one row outside each unit, 12 electromagnetic coils in the two groups are arranged on one row outside, and the 12 electromagnetic coils are positioned on a circle taking the intersection point as the center of a circle, so that the circle is an outer circle, and the radius of the outer circle is larger than that of the inner circle.
It should be noted that, since the electromagnetic coil 3 is an element having a volume, the electromagnetic coil 3 is disposed on a circle in this embodiment is understood to be that the central axis of the electromagnetic coil 3 is located on the circle.
When the annular suspension body 4 is adjusted in a stable suspension state, the orthographic projection of the annular suspension body 4 on the bottom plate 1 is positioned between the inner circle and the outer circle, and preferably the orthographic projection is just matched with the inner circle and the outer circle.
The disc permanent magnet 2 in the magnetic levitation device of the embodiment has a plurality of disc permanent magnets 2 distributed around the limit cylinder 5. The embodiment is provided with four disc permanent magnets 2, the four disc permanent magnets 2 are arranged between two adjacent units in a penetrating way, and the distance between the disc permanent magnets 2 and the installation zone bit 1-1 is larger than the distance between the electromagnetic coil 3 and the installation zone bit 1-1.
Since the disc permanent magnet 2 and the electromagnetic coil 3 are elements having a volume, the distance between the disc permanent magnet 2 and the electromagnetic coil 3 and the installation marker bit 1-1 in this embodiment is understood as the distance between the projection point of the central axis of the disc permanent magnet 2 on the base plate 1 and the projection point of the central axis of the electromagnetic coil 3 on the base plate 1 and the center of the installation marker bit 1-1.
In the magnetic levitation device of this embodiment, the linear hall 6 is located under the annular suspension body 4, more precisely, in order to improve the detection effect of the linear hall 6 on the offset of the annular suspension body 4, the linear hall 6 is located under the annular suspension body 4 in a stable levitation state, that is, in the middle of the distance between the inner circle and the outer circle.
The linear hall 6 of this embodiment has two, each group of electromagnetic coils 3 corresponds to a linear hall 6, and the linear hall 6 corresponding to each group of electromagnetic coils 3 is disposed between the inner and outer rows of electromagnetic coils 3 of any unit in the group, preferably the middle position of the inner and outer rows of electromagnetic coils 3, and at this time, the linear hall 6 is just located at the center position in the width direction of the annular suspension body in the stable suspension state. The mounting position of the linear hall 6 allows for a better fine tuning of the annular suspension 4.
As shown in fig. 4, a schematic diagram of magnetic force distribution of a small section (square frame in the figure, cross section line in the figure is omitted for convenience of observing magnetic force lines) of the annular permanent magnet is shown, the magnetic field intensity value at the center position of the annular arm of the annular suspension body 4 is approximately zero, the linear hall 6 is placed at this position, and when the annular suspension body 4 deviates from the preset position, the direction and distance of the deviation of the annular suspension body 4 can be sensed through the linear hall 6. After power-on, the magnetic field generated by the electromagnetic coil 3 is uniformly distributed on two sides of the annular suspension body 4, and when the linear Hall 6 senses that the annular suspension body 4 is deflected, the current direction in the electromagnetic coil 3 is controlled so as to change the corresponding magnetic field direction, so that the annular suspension body returns to the preset position. Compared with the existing magnetic suspension device, the device adopts the annular suspension body, and provides a new thought for the design of the magnetic suspension device structure.
In another embodiment, a method for manufacturing the magnetic levitation device according to any of the above embodiments is further provided, and the method includes the following steps:
And step 1-1, taking a plate which is not affected by magnetic force as a base plate, and establishing a rectangular coordinate system on the base plate, wherein the origin of the rectangular coordinate system is used as an installation marker bit.
And step 1-2, using the origin of the rectangular coordinate system as a circle center to form a first circle 7 with the radius r1 on the base plate, generating 4 intersection points between the first circle 7 and the rectangular coordinate system, and respectively using the intersection points as a second circle 8 with the radius r2, wherein the radius r2 is the radius of the disc permanent magnet.
And step 1-3, taking the origin as a circle center to form a circular ring with the inner radius r3 and the outer radius r 4. The ring serves as an orthographic projection area on the base plate in a stable suspension state of the annular suspension. For reasonable distance control, in one embodiment, the distance between the center of the second circle 8 and the origin is 1.2-1.5 times of the radius r3, the radius of the first circle 7 is r1 and is larger than the outer radius r4 of the ring, and the radius r5 of the third circle 11 is smaller than the difference between the inner radius r3 of the ring and the radius of the electromagnetic coil.
And step 1-4, taking the origin of the rectangular coordinate system as a center of a circle to form a third circle 11 with the radius r 5.
And 2, taking a limiting cylinder to be vertically arranged in the area of the third circle 11, wherein the central axis of the limiting cylinder is aligned with the installation zone bit.
And 3, uniformly installing electromagnetic coils in four quadrants of a rectangular coordinate system to generate locking magnetic fields in four directions, namely an upper direction, a lower direction, a left direction and a right direction, wherein the central shaft of each electromagnetic coil is located on the inner circumference 10 or the outer circumference 9 of the circular ring, and the diameter, the height and the number of the coils are selected according to the size, the weight and the permanent magnet size of the disc of the suspension.
In one embodiment, in order to obtain a better adjustment effect and reasonably control the cost, in each quadrant of the rectangular coordinate system, there are 2 central axes of the electromagnetic coils 3 located on the inner circumference 10 of the circular ring, and 3 central axes of the electromagnetic coils 3 located on the outer circumference 9 of the circular ring.
And 4, mounting the disc permanent magnets in the area of the second circle 8, wherein the number and the size of the disc permanent magnets are selected according to the size and the weight of the suspension, and the thickness of the disc permanent magnets and the thickness of the annular suspension are selected to be matched so as to achieve suspension. The electromagnetic coils and the disc permanent magnets are kept at certain gaps every two, and cannot be closely adjacent to each other.
and 6, sleeving the annular suspension body on the periphery of the limit column body, and taking the magnetism of the annular suspension body to be mutually exclusive with the magnetism of the disc permanent magnet.
In a specific embodiment, the orthographic projection of the annular suspension body on the bottom plate is located between the inner circumference and the outer circumference in a stable suspension state.
In a specific embodiment, the linear hall has two, two linear hall's are located in adjacent quadrants, each linear hall is located intermediate the inner and outer circumferences of the ring.
In a specific embodiment, the inner radius of the circular ring is 40mm, the outer radius of the circular ring is 65mm, the radius of the electromagnetic coil is 10mm, the resistance value of a single electromagnetic coil is 4 ohms, the electromagnetic coils are distributed on the circumferences of two concentric circles, each group of electromagnetic coils are mutually connected in series, two groups of electromagnetic coil interfaces are respectively led out, and current is applied to the electromagnetic coils through the two groups of electromagnetic coil interfaces. And after the two linear Hall are connected in parallel, a Hall interface is led out, and the linear Hall is controlled to work through the Hall interface.
The limit cylinder takes a hollow sleeve with the radius of 25mm and is fixed on the bottom plate. The annular suspension body is an annular permanent magnet, and the size of the annular suspension body is just the radius difference between an inner ring and an outer ring for placing the electromagnetic coil.
The specific limitation concerning the magnetic levitation device related to the manufacturing method can be referred to the limitation concerning the magnetic levitation device, and the description is omitted in this embodiment.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.
Claims (10)
1. The magnetic suspension device is characterized by comprising a base and an annular suspension body, wherein the base comprises a bottom plate, and an electromagnetic coil, a disc permanent magnet, a linear Hall and a limiting cylinder which are arranged on the bottom plate;
the base plate is provided with an installation zone bit, the limit column body is vertically installed on the base plate, and the central axis of the limit column body is aligned with the installation zone bit;
the electromagnetic coils are distributed around the limit cylinder;
the disc permanent magnets are multiple and distributed around the limit cylinder;
the annular suspension body is sleeved on the periphery of the limit column body and is mutually exclusive with the magnetism of the disc permanent magnet;
the linear hall is located below the annular suspension.
2. A magnetic levitation apparatus according to claim 1, wherein the electromagnetic coils are arranged in two groups, the electromagnetic coils of the two groups are crisscrossed, and the intersection points of the crisscrossed electromagnetic coils are aligned with the installation zone bit.
3. A magnetic levitation apparatus according to claim 2, wherein each group of electromagnetic coils is divided into two units, the electromagnetic coils in the two units are symmetrically disposed at both sides of the intersection point, and the electromagnetic coils in each unit are disposed in inner and outer rows according to the distance from the intersection point.
4. A magnetic levitation apparatus according to claim 3, wherein each unit has a plurality of electromagnetic coils arranged in an inner row, 4a electromagnetic coils in total arranged in the inner row, and 4a electromagnetic coils positioned on a circle centered on the intersection point such that the circle is an inner circle;
the outer row of each unit is provided with b electromagnetic coils, 4b electromagnetic coils are arranged on the outer row of each unit, and 4b electromagnetic coils are positioned on a circle taking the intersection point as the center of a circle, so that the circle is an outer circle, and the radius of the outer circle is larger than that of the inner circle.
5. A magnetic levitation apparatus according to claim 4, wherein the orthographic projection of the annular levitation body on the base plate is positioned between the inner circle and the outer circle in the stable levitation state.
6. A magnetic levitation apparatus according to claim 3, wherein the linear hall has two, each group of electromagnetic coils corresponding to one linear hall, and each group of electromagnetic coils corresponding to one linear hall is disposed between the inner and outer rows of electromagnetic coils of any one unit in the group.
7. A magnetic levitation device according to claim 3, wherein the disc permanent magnets are provided in four, four disc permanent magnets are interposed between two adjacent units, and the distance between the disc permanent magnets and the installation flag is greater than the distance between the electromagnetic coil and the installation flag.
8. The manufacturing method of the magnetic suspension device is characterized by comprising the following steps of:
step 1, manufacturing a bottom plate;
step 1-1, taking a plate which is not affected by magnetic force as a base plate, and establishing a rectangular coordinate system on the base plate, wherein the origin of the rectangular coordinate system is used as an installation marker bit;
step 1-2, using an origin point of a rectangular coordinate system as a circle center to form a first circle with a radius r1 on a base plate, generating 4 intersection points with the rectangular coordinate system, and using the intersection points as circle centers to form a second circle with a radius r 2;
step 1-3, taking an origin as a circle center to form a circular ring with an inner radius r3 and an outer radius r 4;
step 1-4, taking the origin of the rectangular coordinate system as the center of a circle to form a third circle with the radius r5,
step 2, taking a limiting cylinder to be vertically installed in the area of the third circle, wherein the central axis of the limiting cylinder is aligned with the installation zone bit;
step 3, uniformly installing electromagnetic coils in four quadrants of a rectangular coordinate system, wherein a central shaft of each electromagnetic coil is located on the inner circumference or the outer circumference of the circular ring;
step 4, taking the disc permanent magnet to be installed in the area of the second circle;
step 5, at least two linear Hall devices are respectively arranged in different quadrants of a rectangular coordinate system, wherein at least two linear Hall devices are positioned in adjacent quadrants, and the linear Hall devices are positioned between the inner circumference and the outer circumference of the circular ring;
and 6, sleeving the annular suspension body on the periphery of the limit column body, and taking the magnetism of the annular suspension body to be mutually exclusive with the magnetism of the disc permanent magnet.
9. A method of manufacturing a magnetic levitation device according to claim 8 wherein the radius of the first circle is r1 greater than the outer radius r4 of the ring and the radius of the third circle is r5 less than the difference between the inner radius r3 of the ring and the radius of the electromagnetic coil.
10. A method of manufacturing a magnetic levitation apparatus according to claim 8 wherein in each quadrant of the rectangular coordinate system, there are a central axes of the electromagnetic coils located on the inner circumference of the circular ring and b central axes of the electromagnetic coils located on the outer circumference of the circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310020675.1A CN116015105A (en) | 2023-01-06 | 2023-01-06 | Magnetic suspension device and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310020675.1A CN116015105A (en) | 2023-01-06 | 2023-01-06 | Magnetic suspension device and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116015105A true CN116015105A (en) | 2023-04-25 |
Family
ID=86026641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310020675.1A Withdrawn CN116015105A (en) | 2023-01-06 | 2023-01-06 | Magnetic suspension device and manufacturing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN116015105A (en) |
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2023
- 2023-01-06 CN CN202310020675.1A patent/CN116015105A/en not_active Withdrawn
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Application publication date: 20230425 |
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