CN217590639U - Compact magnetic suspension device - Google Patents
Compact magnetic suspension device Download PDFInfo
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- CN217590639U CN217590639U CN202220891377.0U CN202220891377U CN217590639U CN 217590639 U CN217590639 U CN 217590639U CN 202220891377 U CN202220891377 U CN 202220891377U CN 217590639 U CN217590639 U CN 217590639U
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Abstract
The utility model discloses a compact magnetic suspension device, including magnetic base and magnetic element, magnetic base is including setting up the sensor that puts at central point and along the at least three solenoid of sensor evenly distributed in its circumference, the magnetism that tile shape magnet put one side towards central point is the same with magnetic element's lower surface magnetism, the opposite face magnetic line through at least three tile shape magnet moves towards and upwards forms the magnetic repulsion who balances its magnetic element to the suspension body in its a plurality of tile shape magnet opposite face central point, the solenoid circular telegram produces the horizontal migration of magnetism in order to control magnetic element, its magnetic base produces the magnetic force of closing of vertical direction so that magnetic element suspends in the magnetic force line that closes above the magnetic base to magnetic element, compact structure of the base, and the cost is saved.
Description
Technical Field
The utility model relates to a magnetic suspension handicraft technical field especially relates to a compact magnetic suspension device.
Background
The magnetic suspension artware is favored by people because the magnetic property enables objects to be suspended in the air to obtain unique visual enjoyment, particularly, the magnetic repulsion force generated by the base on the magnetic suspension body balances the gravity of the magnetic suspension body so that the suspension body is suspended above the base, the suspension device is favored by people, but at present, in order to achieve the effect, the magnet is added on the periphery of the electromagnetic coil in the base, so that the base of the magnetic suspension device is larger, and the raw material and transportation cost are higher.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a compact magnetic suspension device, it is great to aim at solving suspension magnetic suspension device base under the current magnetic suspension, the higher technical problem of raw and other materials and cost of transportation.
In order to achieve the above object, the present invention provides a compact magnetic suspension device, including magnetic base and magnetic element, its magnetic base produces the magnetic force that closes of vertical direction so that magnetic element suspends in the magnetic force line that closes of magnetic base top to magnetic element, wherein:
the magnetic base comprises a sensor arranged at the central position and at least three electromagnetic coils uniformly distributed in the circumferential direction of the sensor along the sensor, a tile-shaped magnet is arranged on a connecting line of each electromagnetic coil and the central position, the inner arc surface of the tile-shaped magnet faces the electromagnetic coil or the central position, and the magnetism of one surface of the tile-shaped magnet facing the central position is the same as that of the lower surface of the magnetic element so that the central position generates a vertical upward magnetic repulsion force on the magnetic element;
the magnetic base also comprises a control element, the control element is electrically connected with the sensor to detect the horizontal offset of the magnetic element on the resultant magnetic force line, and the control element is electrically connected with the electromagnetic coil to correct the horizontal offset.
Preferably, the intrados of the tile-shaped magnet is disposed toward the electromagnetic coil, wherein the tile-shaped magnet encloses 1/4-1/2 of the circumference of the electromagnetic coil.
Preferably, the two extending surfaces of the tile-shaped magnet are magnetically connected with an adaptive arc-shaped iron piece to surround the electromagnetic coil.
Preferably, the electromagnetic coil includes an iron core and a coil wound around the iron core, and the electromagnetic coil may have a cylindrical shape or a square shape.
Preferably, an attraction magnet is attracted and adhered above the iron core, and the magnetism of the upper surface of the attraction magnet is opposite to that of the lower surface of the magnetic element.
Preferably, the magnetic base is provided with four electromagnetic coils.
Preferably, an orthogonal projection of the circumferential side of the magnetic element in the vertical direction covers at least part of the tile-shaped magnet.
Preferably, an iron sheet is magnetically attached to the upper portion of the magnetic element, and an orthogonal projection of the peripheral side of the iron sheet in the vertical direction covers at least part of the electromagnetic coil.
Compared with the prior art, the utility model discloses real beneficial effect lies in:
the magnetic base comprises a sensor arranged at the central position and at least three electromagnetic coils uniformly distributed in the circumferential direction of the sensor, the magnetism of one surface of the tile-shaped magnet facing the central position is the same as the magnetism of the lower surface of the magnetic element, the magnetic force lines of the opposite surfaces of at least three tile-shaped magnets move upwards to form magnetic repulsion force for balancing the magnetic element of the suspension body at the central position of the opposite surfaces of the tile-shaped magnets, the electromagnetic coils are electrified to generate magnetism to control the horizontal deviation of the magnetic element, the magnetic base generates vertical magnetic force for the magnetic element to enable the magnetic element to suspend on the magnetic force line above the magnetic base, the base is compact in structure, and the cost is saved.
Drawings
Fig. 1 is a schematic structural view of a compact magnetic suspension device in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a compact magnetic levitation device in embodiment 2 of the present invention;
fig. 3 is a schematic structural view of a compact magnetic suspension device in embodiment 3 of the present invention;
fig. 4 is a schematic structural view of a compact magnetic suspension device in embodiment 4 of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to be used for explaining the present invention, but should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the compact magnetic levitation device includes a magnetic base and a magnetic element 5, wherein the magnetic base generates a vertical resultant magnetic force on the magnetic element 5 to suspend the magnetic element 5 on a resultant magnetic line above the magnetic base.
The magnetic base comprises a sensor 3 arranged at the central position and four electromagnetic coils 1 uniformly distributed along the sensor 3 in the circumferential direction, a tile-shaped magnet 2 is arranged on a connecting line of each electromagnetic coil 1 and the central position, the inner arc surface of the tile-shaped magnet 2 faces the electromagnetic coil 1 or the central position, and the magnetism of one surface of the tile-shaped magnet 2 facing the central position is the same as that of the lower surface of the magnetic element 5 so that the central position generates a vertical upward magnetic repulsion force on the magnetic element; the magnetic base further comprises a control element 4, the control element 4 is electrically connected with the sensor 3 to detect the horizontal offset of the magnetic element 5 on the resultant magnetic force line, and the control element 4 is electrically connected with the electromagnetic coil 1 to correct the horizontal offset. The electromagnetic coil 1 includes an iron core and a coil wound around the outside thereof, and the electromagnetic coil 1 may be cylindrical or square.
The tile-shaped magnet 2 may also be an arc-shaped magnet, wherein the magnetic properties of the opposite surfaces of the tile-shaped magnet 2 are mainly determined by the magnetizing method, in this embodiment, the electromagnetic coil 1 may be cylindrical, the inner arc surfaces of the four tile-shaped magnets 2 are disposed toward the electromagnetic coil 1, that is, the outer arc surfaces are disposed toward the center, and the tile-shaped magnet 2 encloses 1/4 of the circumference of the electromagnetic coil 1. Of course, the magnet 2 may be provided between 1/4-1/2 of the circumference of the electromagnetic coil 1, except that the magnet 2 surrounds 1/4 of the circumference of the electromagnetic coil 1. The magnetism of the outer arc surface of each tile-shaped magnet 2 is configured to be N, the magnetism of the upper surface is S, the magnetism of the lower surface of each magnetic element 5 is N, closed magnetic lines of force communicated between the upper surface and the lower surface of each tile-shaped magnet 2 generate a magnetic field A in the space around the tile-shaped magnet 2, closed magnetic lines of force communicated between the inner arc surface and the outer arc surface generate a magnetic field B in the space around the tile-shaped magnet 2, a point with the magnetism of N is formed in the middle of an array of the four tile-shaped magnets 2 under the combined action of the magnetic fields A and B, the point vertically upwards generates a magnetic repulsion force for the magnetic elements 5 with the magnetism of N on the lower surface, and the magnetic repulsion is the resultant magnetic force of the magnetic base on the magnetic elements 5 in the vertical direction. The magnetic repulsion balances the gravity of the magnetic element 5 or the object wrapping the magnetic element 5 to make the object float above the magnetic base.
The gravity of the magnetic element 5 is balanced by the magnetic repulsion force in the vertical direction, and the magnetic coil 1, the control part 4 and the sensor 3 jointly act to control the horizontal direction, so that the magnetic element 5 is stably suspended at the spatial position above the magnetic base, and the sensor 3 preferably comprises 4 Hall sensors for respectively detecting the deviation of the magnetic element 5 in the horizontal plane coordinates-x, + x, -y and + y directions. The specific horizontal direction control is already the prior art and will not be described herein.
Example 2
Referring to fig. 2, on the basis of the above embodiment, an orthogonal projection of the circumferential side of the magnetic element 5 in the vertical direction covers at least part of the tile-shaped magnet 2. An iron sheet 6 is magnetically attached to the upper side of the magnetic element 5, and the orthogonal projection of the peripheral side of the iron sheet 6 in the vertical direction covers at least part of the electromagnetic coil 1.
The magnetism of the outer arc surface of each tile-shaped magnet 2 is configured to be N, the magnetism of the upper surface is S, the magnetism of the lower surface of each magnetic element 5 is N, closed magnetic lines of force communicated between the upper surface and the lower surface of each tile-shaped magnet 2 generate a magnetic field A in the space around the tile-shaped magnet 2, closed magnetic lines of force communicated between the inner arc surface and the outer arc surface generate a magnetic field B in the space around the tile-shaped magnet 2, a point with the magnetism of N is formed in the middle of the four tile-shaped magnet 2 arrays under the combined action of the magnetic fields A and B, and the point generates magnetic repulsion force vertically upwards for the magnetic elements 5 with the magnetism of N on the lower surface.
The magnetic repulsion force of the four tile-shaped magnets 2 acted together on the suspension body composed of the iron sheet 6 and the magnetic element 5 in the vertical direction is kept balanced by the gravity of the suspension body and the magnetic attraction force of the four tile-shaped magnets 2 to the iron sheet 6, the gravity of the suspension body and the magnetic attraction force of the iron sheet 6 are equal to the magnetic repulsion force of the suspension body, the directions are opposite, the magnetic element 5 (or the suspension body composed of the magnetic element 5 and the iron sheet 6) is subjected to the combined magnetic force of the magnetic base in the vertical direction, the magnetic repulsion force of the four tile-shaped magnets 2 acted together subtracts the magnetic attraction force of the four tile-shaped magnets 2 to the iron sheet 6, and the direction is vertically upward. And the suspension body composed of the iron sheet 6 and the magnetic element 5 is controlled and supported in the horizontal direction under the combined action of the electromagnetic coil 1, the control piece 4 and the sensor 3, so that the suspension body is stably suspended at the spatial position above the magnetic base.
Example 3
Referring to fig. 3, in order to make the compact magnetic levitation device more stable in levitation control, the present embodiment is based on embodiment 2, and the two extended sides of the tile-shaped magnet 2 are magnetically connected with the adaptive arc-shaped iron members 8. In the present embodiment, an adaptive arc iron member 7 is magnetically attached to two extending surfaces of the tile-shaped magnet 2 so as to surround the electromagnetic coil 1, surrounding 1/2 of the circumferential direction of the electromagnetic coil 1. An attraction magnet 7 is attracted and adhered above the iron core, and the magnetism of the upper surface of the attraction magnet 7 is opposite to that of the lower surface of the magnetic element 5. The resultant magnetic force of the magnetic base to the magnetic element in the vertical direction is the upward magnetic repulsion of the tile-shaped magnet 2 to the suspension body containing the magnetic element 5, the downward magnetic attraction of the tile-shaped magnet 2 to the iron sheet 6, and the downward magnetic attraction of the attraction magnet 7 to the iron sheet 6.
The adaptation arcuated iron spare 8 that two extending faces of tile shape magnet 2 magnetic attraction connect makes the magnetism of extending face obtain absorbing, is that the magnetism of tile shape magnet 2 obtains certain homogenization, cooperates the weak magnetic attraction of attraction magnet 7 to the iron sheet 6 of suspensory body, and the magnetic base is more stable in vertical ascending magnetic force that closes. So that the suspension is more stable in a suspension state.
Example 4
Referring to fig. 4, on the basis of embodiment 1, the number of the electromagnetic coils 1 is changed into five, the five electromagnetic coils 1 are uniformly distributed around the sensor 3 with the central position as a circular point, tile-shaped magnets 2 are arranged on connecting lines of the central stores of the five electromagnetic coils 1 and the central position of the magnetic base, the array of the five tile-shaped magnets 2 generates a magnetic field point having magnetic repulsion force on the magnetic element 5 at the central position, the magnitude of the magnetic repulsion force is equal to the gravity of the magnetic element 5, and the five electromagnetic coils 1 jointly act on the magnetic element 5 to control the horizontal offset of the magnetic element 5.
What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.
Claims (8)
1. A compact magnetic suspension device comprises a base and a magnetic element suspended above the base in a working state, wherein the magnetic element has upper and lower surfaces with different magnetism, and the compact magnetic suspension device is characterized in that:
the sensor is fixedly arranged at the center of the base, at least three electromagnetic coils are uniformly distributed on the periphery of the sensor along the sensor, and the tile-shaped magnets are arranged on the connecting line of each electromagnetic coil and the center, the inner cambered surface or the outer cambered surface of each tile-shaped magnet faces the center, the magnetism of one surface of each tile-shaped magnet facing the center is the same as that of the lower surface of the magnetic element, so that the magnetic repulsion force which is vertically upward is generated on the magnetic element at the middle position of the tile-shaped magnet array;
the base is also provided with a control element, the control element is electrically connected with the sensor to detect the horizontal offset of the magnetic element on the resultant magnetic force line, and the control element is electrically connected with the electromagnetic coil to correct the horizontal offset.
2. The compact magnetic levitation device as recited in claim 1, wherein the inward curved surface of the tile-shaped magnet is disposed toward the electromagnetic coil, wherein the tile-shaped magnet encloses 1/4-1/2 of the circumference of the electromagnetic coil, and the two extended surfaces of the tile-shaped magnet are magnetically attracted and connected with adaptive arc-shaped iron members to enclose the electromagnetic coil.
3. The compact magnetic levitation device as recited in claim 1, wherein a control magnet piece for absorbing the magnetic force of the bottom of the tile-shaped magnet is magnetically attached to the bottom of the tile-shaped magnet.
4. The compact magnetic levitation device as recited in claim 1, wherein the electromagnetic coil comprises a core and a coil wound around the core, and the electromagnetic coil can be cylindrical or cubic.
5. The compact magnetic levitation device as recited in claim 4, wherein an attraction magnet is attracted to the upper portion of the core, and the upper surface of the attraction magnet is opposite in magnetism to the lower surface of the magnetic element.
6. The compact magnetic levitation device as recited in claim 1, wherein the magnetic base is provided with four electromagnetic coils.
7. Compact magnetic levitation device according to any of claims 1-6, wherein an orthogonal projection of the circumferential side of the magnetic element in the vertical direction covers at least part of the tile-shaped magnet.
8. The compact magnetic levitation device as recited in claim 7, wherein an iron sheet is magnetically attached above the magnetic element, and an orthogonal projection of the circumferential side of the iron sheet in the vertical direction covers at least a portion of the electromagnetic coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220891377.0U CN217590639U (en) | 2022-04-18 | 2022-04-18 | Compact magnetic suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220891377.0U CN217590639U (en) | 2022-04-18 | 2022-04-18 | Compact magnetic suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217590639U true CN217590639U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220891377.0U Active CN217590639U (en) | 2022-04-18 | 2022-04-18 | Compact magnetic suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217590639U (en) |
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2022
- 2022-04-18 CN CN202220891377.0U patent/CN217590639U/en active Active
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