CN210490749U

CN210490749U - Push-down magnetic suspension device

Info

Publication number: CN210490749U
Application number: CN201920864771.3U
Authority: CN
Inventors: 林新佺
Original assignee: Shenzhen Yidimu Intelligent Technology Co ltd
Current assignee: Shenzhen Yidimu Intelligent Technology Co ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-05-08
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a push down formula magnetic suspension device, including base, permanent magnet and solenoid, the base bottom is provided with the regulation post, wherein, it is provided with the screw to adjust the bottom of the column portion, screw internally mounted has the bolt, the bolt bottom is fixed with the disc, the disc bottom is fixed with the support column, the support column bottom is provided with rotatory piece, rotatory piece is installed inside the rotary trough, the rotary trough sets up inside the stabilizer blade, the permanent magnet sets up inside the base, the permanent magnet top is provided with control module, the sensor is installed at the control module top, the control module side is provided with annular iron core, solenoid sets up at the base top, base top central point puts and is provided with the circular slot, the inside suspension body that is provided with of circular slot. The push-down magnetic suspension device is provided with the annular iron core, and the annular iron core and the rubidium-iron-boron cylindrical magnet are combined to replace an annular magnet mode, so that stronger thrust is obtained.

Description

Push-down magnetic suspension device

Technical Field

The utility model relates to a magnetic suspension technical field specifically is a push down formula magnetic suspension device.

Background

Nowadays, along with the rapid development of science and technology, magnetic levitation technology has obtained fine application, and big to the maglev train, little to the maglev goods of furniture for display rather than for use, and is various, and current magnetic levitation device generally divide into suspension type and push down formula, and generally push down formula adopts cylindrical permanent magnet or the permanent magnet of annular ferrite material, and here, we come to study a push down formula magnetic levitation device, hope to make it can reach better magnetic suspension effect through the continuous improvement to the device.

Although the existing push-down magnetic suspension devices are various, some existing push-down magnetic suspension devices are limited to materials of ferrite permanent magnets, the magnetic induction intensity is low, and high thrust cannot be achieved, so that the existing push-down magnetic suspension devices need to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a push-down formula magnetic levitation device to solve the material that the push-down magnetic levitation device on the existing market that above-mentioned background art provided is limited to the ferrite permanent magnet, magnetic induction is lower, can't reach the problem of higher thrust.

In order to achieve the above object, the utility model provides a following technical scheme: a push-down magnetic suspension device comprises a base, a permanent magnet and an electromagnetic coil, wherein the bottom of the base is provided with an adjusting column,

the bottom of the adjusting column is provided with a screw hole, a bolt is arranged in the screw hole, a disc is fixed at the bottom of the bolt, a supporting column is fixed at the bottom of the disc, a rotating block is arranged at the bottom of the supporting column, the rotating block is arranged in a rotating groove, and the rotating groove is arranged in the supporting leg;

the permanent magnet is arranged in the base, the control module is arranged above the permanent magnet, the top of the control module is provided with a sensor, and the side surface of the control module is provided with an annular iron core;

the electromagnetic coil is arranged on the top of the base, a circular groove is formed in the center of the top of the base, a spongy cushion is arranged inside the circular groove, a suspension body is arranged inside the circular groove, a circular patch is installed on the outer side of the suspension body, and a small cylindrical permanent magnet is installed inside the suspension body.

Preferably, the adjusting columns are four in number and are arranged at four corners of the bottom of the base, and the adjusting columns form a threaded engagement structure through screw holes and bolts.

Preferably, the bolt is fixed at the center of the top of the disc, the diameter of the disc is larger than that of the bolt, and the support column at the bottom of the disc forms a rotating structure through the rotating block and the rotating groove.

Preferably, the permanent magnet is arranged on the bottom side of the inner part of the base, and the permanent magnet is a cylindrical rubidium iron boron permanent magnet.

Preferably, the control module is electrically connected with the sensors and the electromagnetic coils, the sensors are hall sensors, and the number of the electromagnetic coils is four, and the four electromagnetic coils are equidistantly arranged around the circular groove.

Preferably, the suspension body is in a spherical ball shape, and the inner diameter of the suspension body is the same as that of the circular groove.

Compared with the prior art, the beneficial effects of the utility model are that: this push-down magnetic suspension device:

1. the push-down type magnetic suspension device is arranged on a stable table top before use, then the disc at the bottom of the base is rotated, so that the disc drives the supporting column to rotate in the rotating groove, meanwhile, the disc drives the bolt to rotate in the screw hole, the length of the bolt in the screw hole is changed, the four discs are rotated according to the same method, and the top of the base is adjusted to be horizontal;

2. the annular iron core is arranged, and because a common magnetic suspension device is limited by the material of the ferrite permanent magnet, the magnetic induction intensity is low, and high thrust cannot be achieved, the device adopts a mode of combining the annular iron core and the rubidium-iron-boron cylindrical magnet to replace the traditional annular magnet mode, so that stronger thrust is obtained;

3. the suspension body can fall in the circular groove at the top of the base and cannot roll down if the suspension body falls due to overturning or other reasons, and the suspension body has a certain protection effect on the base and the suspension body when falling due to the buffering effect of the sponge pad in the circular groove.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged schematic view of part a of the present invention.

In the figure: 1. a base; 2. an adjustment column; 3. a screw hole; 4. a bolt; 5. a disc; 6. a support pillar; 7. rotating the block; 8. a rotating tank; 9. a support leg; 10. a permanent magnet; 11. a control module; 12. a sensor; 13. an annular iron core; 14. an electromagnetic coil; 15. a circular groove; 16. a sponge cushion; 17. a suspension; 18. circular patch; 19. a small cylindrical permanent magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a push-down magnetic suspension device comprises a base 1, an adjusting column 2, a screw hole 3, a bolt 4, a disc 5, a support column 6, a rotating block 7, a rotating groove 8, a support leg 9, a permanent magnet 10, a control module 11, a sensor 12, an annular iron core 13, an electromagnetic coil 14, a circular groove 15, a spongy cushion 16, a suspension body 17, a circular patch 18 and a small column permanent magnet 19, wherein the adjusting column 2 is arranged at the bottom of the base 1,

the bottom of the adjusting column 2 is provided with screw holes 3, the screw holes 3 are internally provided with bolts 4, the adjusting column 2 is provided with four adjusting columns 2, the four adjusting columns 2 are arranged at four corners of the bottom of the base 1, the adjusting columns 2 form a thread meshing structure through the screw holes 3 and the bolts 4, before suspension is carried out, the push-down magnetic suspension device is placed on a stable table board, then the disc 5 at the bottom of the base 1 is rotated, the disc 5 drives the supporting columns 6 to rotate in the rotating groove 8, meanwhile, the disc 5 drives the bolts 4 to rotate in the screw holes 3, the length of the bolts 4 in the screw holes 3 is changed, the four discs 5 are rotated according to the same method, thereby the top of the base 1 is adjusted to be horizontal, the disc 5 is fixed at the bottom of the bolts 4, the supporting columns 6 are fixed at the bottom of the disc 5, and the rotating blocks 7 are arranged, the rotating block 7 is arranged in the rotating groove 8, the bolt 4 is fixed at the center of the top of the disc 5, the diameter of the disc 5 is larger than that of the bolt 4, a support column 6 at the bottom of the disc 5 forms a rotating structure through a rotating block 7 and a rotating groove 8, when in suspension, the push-down magnetic suspension device is placed on a stable table top, then the disc 5 at the bottom of the base 1 is rotated, so that the disc 5 drives the supporting column 6 to rotate in the rotating groove 8, meanwhile, the disk 5 drives the bolt 4 to rotate in the screw hole 3, so that the length of the bolt 4 in the screw hole 3 is changed, the four disks 5 are rotated according to the same method, thereby, the top of the base 1 is adjusted to be horizontal, the magnetic repulsion force of the permanent magnet 10 is opposite to the gravity direction of the suspension body 17, and can be balanced with the suspension body, and the rotating groove 8 is arranged inside the supporting leg 9;

the permanent magnet 10 is arranged in the base 1, the permanent magnet 10 is arranged on the bottom side in the base 1, the permanent magnet 10 is a cylindrical rubidium, iron and boron permanent magnet, the device adopts a mode of combining an annular iron core and a rubidium, iron and boron cylindrical magnet to replace an annular magnet mode, stronger thrust can be obtained, a control module 11 is arranged above the permanent magnet 10, a sensor 12 is arranged at the top of the control module 11, and an annular iron core 13 is arranged on the side face of the control module 11;

the electromagnetic coil 14 is arranged on the top of the base 1, the control module 11 is electrically connected with the sensor 12 and the electromagnetic coil 14, the sensor 12 is a hall sensor, the electromagnetic coils 14 are four, the four electromagnetic coils 14 are equidistantly arranged around the circular groove 15, when the suspension is performed, the suspension body 17 is placed above the circular groove 15 on the top of the base 1, so that the circular patch 18 on the outer side of the suspension body 17 faces the base 1, at this time, the permanent magnet 10 in the base 1 gives a magnetic repulsion force to the suspension body 17, the gravity of the suspension body 17 is balanced with the magnetic repulsion force of the permanent magnet 10, and the suspension body is suspended at a preset reference position above the base 1, the sensor 12 is arranged on the top of the control module 11 in the base 1, when the suspension body 17 deviates from the preset reference position, the sensor 12 can detect the deviation information and transmit the deviation information to the, the electromagnetic coil 14 at the corresponding side outside the circular groove 15 is opened, the electromagnetic coil 14 generates a magnetic repulsion force to push the suspension body 17 back to a preset reference position, so that the suspension body 17 can be kept suspended without falling all the time, the circular groove 15 is arranged at the center position of the top of the base 1, the sponge pad 16 is arranged inside the circular groove 15, the suspension body 17 is in a spherical shape, the inner diameter of the suspension body 17 is the same as that of the circular groove 15, if the suspension body 17 falls due to overturning or other reasons of the suspension body 17, the suspension body 17 can fall into the circular groove 15 at the top of the base 1 without rolling, and due to the buffering effect of the sponge pad 16 in the circular groove 15, the suspension body 17 has a certain protection effect on both the base 1 and the suspension body 17 when falling, the circular patch 18 is installed outside the suspension body, the suspension 17 is internally provided with a small cylindrical permanent magnet 19.

The working principle is as follows: when the push-down magnetic suspension device is used, firstly, the push-down magnetic suspension device is placed on a stable table, then the disc 5 at the bottom of the base 1 is rotated, so that the disc 5 drives the supporting column 6 to rotate in the rotating groove 8, meanwhile, the disc 5 drives the bolt 4 to rotate in the screw hole 3, so that the length of the bolt 4 in the screw hole 3 is changed, the four discs 5 are rotated according to the same method, thereby the top of the base 1 is adjusted to be horizontal, then the suspension body 17 is placed above the circular groove 15 at the top of the base 1, so that the circular patch 18 at the outer side of the suspension body 17 faces the base 1, at this time, the permanent magnet 10 in the base 1 gives a magnetic repulsion force to the suspension body 17, the gravity of the suspension body 17 is balanced with the magnetic repulsion force of the permanent magnet 10, so as to be suspended at a preset reference position above the base 1, and the top of the control, when the suspension body 17 deviates from the predetermined reference position, the sensor 12 detects the deviation information and transmits the deviation information to the control module 11, after the control module 11 is processed, the electromagnetic coil 14 on the corresponding side outside the circular groove 15 is opened, the electromagnetic coil 14 generates a magnetic repulsion force to push the suspension body 17 back to the predetermined reference position, so that the suspension body 17 can be kept suspended and can not fall off all the time, if the suspension body 17 falls off due to the overturning of the suspension body 17 or other reasons, the suspension body 17 can fall off inside the circular groove 15 on the top of the base 1 and can not roll off, and due to the buffering effect of the sponge pad 16 in the circular groove 15, when the suspension body 17 falls off, the suspension body 17 has a certain protection effect on both the base 1 and the suspension body 17, and the content not described in detail in this specification belongs to the prior art known.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The push-down magnetic suspension device comprises a base (1), a permanent magnet (10) and an electromagnetic coil (14), and is characterized in that: the bottom of the base (1) is provided with an adjusting column (2), wherein,

the bottom of the adjusting column (2) is provided with a screw hole (3), a bolt (4) is installed inside the screw hole (3), a disc (5) is fixed at the bottom of the bolt (4), a support column (6) is fixed at the bottom of the disc (5), a rotating block (7) is arranged at the bottom of the support column (6), the rotating block (7) is installed inside a rotating groove (8), and the rotating groove (8) is arranged inside a support leg (9);

the permanent magnet (10) is arranged in the base (1), a control module (11) is arranged above the permanent magnet (10), a sensor (12) is installed at the top of the control module (11), and an annular iron core (13) is arranged on the side face of the control module (11);

solenoid (14) set up at base (1) top, base (1) top central point puts and is provided with circular slot (15), circular slot (15) inside is provided with foam-rubber cushion (16), inside suspension body (17) that is provided with of circular slot (15), circular paster (18) are installed in suspension body (17) outside, suspension body (17) internally mounted has small cylinder permanent magnet (19).

2. The push-down magnetic levitation device as recited in claim 1, wherein: adjust post (2) and be provided with four, four adjust post (2) and set up in base (1) bottom four corners, just adjust post (2) and pass through and constitute the thread engagement structure between screw (3) and bolt (4).

3. The push-down magnetic levitation device as recited in claim 1, wherein: the bolt (4) is fixed at the center of the top of the disc (5), the diameter of the disc (5) is larger than that of the bolt (4), and a support column (6) at the bottom of the disc (5) forms a rotating structure through a rotating block (7) and a rotating groove (8).

4. The push-down magnetic levitation device as recited in claim 1, wherein: the permanent magnet (10) is arranged on the bottom side in the base (1), and the permanent magnet (10) is a cylindrical rubidium iron boron permanent magnet.

5. The push-down magnetic levitation device as recited in claim 1, wherein: the control module (11) is electrically connected with the sensors (12) and the electromagnetic coils (14), the sensors (12) are Hall sensors, and the number of the electromagnetic coils (14) is four, and the four electromagnetic coils (14) are equidistantly arranged around the circular groove (15).

6. The push-down magnetic levitation device as recited in claim 1, wherein: the suspension body (17) is in a spherical shape, and the inner diameter of the suspension body (17) is the same as that of the circular groove (15).