CN213839293U - Low-power-consumption type light radial hybrid magnetic bearing with stable structure - Google Patents
Low-power-consumption type light radial hybrid magnetic bearing with stable structure Download PDFInfo
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- CN213839293U CN213839293U CN202022874063.3U CN202022874063U CN213839293U CN 213839293 U CN213839293 U CN 213839293U CN 202022874063 U CN202022874063 U CN 202022874063U CN 213839293 U CN213839293 U CN 213839293U
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- magnetic bearing
- driving magnetic
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- radial hybrid
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Abstract
The utility model discloses a low-power consumption type stable in structure's radial mixed magnetic bearing of light, including protecting sheathing, protecting sheathing's outside fixed mounting has the signboard, protecting sheathing's one end fixed mounting has unable adjustment base, protecting sheathing's other end fixed mounting has fixed connection seat, fixed connection seat's inboard movable mounting has the drive magnetic bearing, the outside fixed mounting of drive magnetic bearing has the positioning fixture block, protecting sheathing's upper end fixed mounting has the connecting box, protecting sheathing's inboard fixed mounting has the protection inside lining, the inboard movable mounting of drive magnetic bearing has the location rotor, the inboard movable mounting of protection inside lining has excitation coil group, the one end movable mounting that the drive magnetic bearing is close to unable adjustment base has fixed cassette. This light radial hybrid magnetic bearing of low-power consumption type stable in structure is convenient for the staff to carry out routine maintenance, reduces the weight of whole device simultaneously, helps reducing the cost of use.
Description
Technical Field
The utility model relates to a hybrid magnetic bearing technical field specifically is a low-power consumption type stable in structure's radial hybrid magnetic bearing of light.
Background
The magnetic bearing is a novel high-performance bearing, the sliding bearing which uses electric field force and magnetic field force to make the shaft suspend, compared with the traditional ball bearing, sliding bearing and oil film bearing, the magnetic bearing has no mechanical contact, the rotor can reach very high running speed, it has the advantages of small mechanical abrasion, low energy consumption, low noise, long service life, no need of lubrication, no oil pollution, etc., it is especially suitable for special environments of high speed, vacuum and ultra-clean, etc., the high speed motor usually refers to a motor with a rotating speed of more than ten thousand revolutions per minute, because they have high rotating speed, the volume is far less than the motor with ordinary power, and they are connected with the prime mover, the traditional reducing mechanism is cancelled, the high speed motor has the reason of small rotating inertia, so it has the advantages of high power density of the motor, effective material saving, high transmission efficiency, low noise, fast dynamic response, etc.
However, when the hybrid magnetic bearing in the existing market is used, because of the internal installation structure thereof, only two excitation coils are generally arranged to help work, but when one of the two excitation coils has a problem, the instability of the whole high-speed motor in use is increased, and meanwhile, the energy consumption in work is also increased, and the existing bearing body structure is relatively heavy, and the cost input in use is also increased to a certain extent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-power consumption type stable in structure's radial hybrid magnetic bearing of light to solve the hybrid magnetic bearing who proposes on the existing market among the above-mentioned background art when using, because of its inside mounting structure, generally only be provided with two excitation coil help and carry out work, nevertheless when one of them goes wrong, instability when will increasing whole high-speed motor and use, also can increase the energy consumption when working simultaneously, and current bearing body structure is heavier relatively, the problem of cost-push in the time of also having increased the use to a certain extent.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-power consumption type stable in structure's light radial hybrid magnetic bearing, includes protective housing, protective housing's the outside fixed mounting has the identification data plate, protective housing's one end fixed mounting has unable adjustment base, protective housing's other end fixed mounting has the fixed connection seat, the inboard movable mounting of fixed connection seat has the drive magnetic bearing, the outside fixed mounting of drive magnetic bearing has the location fixture block, protective housing's upper end fixed mounting has the connecting box, protective housing's inboard fixed mounting has the protection inside lining, the inboard movable mounting of drive magnetic bearing has the location rotor, the inboard movable mounting of protection inside lining has excitation coil group, the one end movable mounting that the drive magnetic bearing is close to unable adjustment base has fixed cassette.
Preferably, the protective housing is designed to be a rectangular structure, and the size of the protective housing and the size of the fixing base are matched with each other.
Preferably, the fixed connecting seat is designed to be a cylindrical structure, the size of the fixed connecting seat is matched with that of the driving magnetic bearing, and two positioning fixture blocks are symmetrically arranged on the driving magnetic bearing.
Preferably, two groups of positioning rotors are symmetrically arranged on the driving magnetic bearing, and the size of the driving magnetic bearing is matched with that of the excitation coil group.
Preferably, a protective interlayer is fixedly installed in the driving magnetic bearing, and a protective interlayer is fixedly installed on the inner side of the protective interlayer.
Preferably, the size of the driving magnetic bearing and the size of the protective casing are matched with each other, and six groups of wound magnetic coils are fixedly mounted on the inner side of the driving magnetic bearing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the light radial hybrid magnetic bearing with the low power consumption and the stable structure is additionally provided with the magnet exciting coil for operating the pair in the inner part, and can also normally operate when the magnet exciting coil in the inner part has a problem, thereby reducing the loss of equipment;
2. the light radial hybrid magnetic bearing with the low power consumption and the stable structure increases the internal light through hole structure, reduces the weight of the whole bearing under the condition of not reducing the strength of the whole bearing, and can be better used;
3. this low-power consumption type stable in structure's radial hybrid magnetic bearing of light, whole device simple structure conveniently carries out the work of using, and the staff of being convenient for carries out daily maintenance, reduces the weight of whole device simultaneously, and the help reduces the cost of using.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural diagram of the driving magnetic bearing of the present invention.
In the figure: 1. a protective housing; 2. a nameplate is identified; 3. a fixed base; 4. fixing the connecting seat; 5. driving the magnetic bearing; 6. positioning a fixture block; 7. a connecting box; 8. a protective liner; 9. a field coil group; 10. positioning the rotor; 11. fixing the card holder; 12. a protective interlayer; 13. segmenting the inner support; 14. a magnetic coil is wound.
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 low-power-consumption light radial hybrid magnetic bearing with a stable structure comprises a protective shell 1, wherein an identification nameplate 2 is fixedly installed on the outer side of the protective shell 1, a fixed base 3 is fixedly installed at one end of the protective shell 1, a fixed connecting seat 4 is fixedly installed at the other end of the protective shell 1, a driving magnetic bearing 5 is movably installed on the inner side of the fixed connecting seat 4, a positioning fixture block 6 is fixedly installed on the outer side of the driving magnetic bearing 5, a connecting box 7 is fixedly installed at the upper end of the protective shell 1, a protective lining 8 is fixedly installed on the inner side of the protective shell 1, a positioning rotor 10 is movably installed on the inner side of the driving magnetic bearing 5, a magnet exciting coil group 9 is movably installed on the inner side of the protective lining 8, and a fixed fixture seat 11 is movably installed at one end, close to the fixed base 3, of the driving magnetic bearing 5;
furthermore, the protective shell 1 is designed to be of a rectangular structure, and the size of the protective shell 1 is matched with that of the fixed base 3, so that the fixed installation work between the protective shell 1 and the fixed base can be better carried out;
furthermore, the fixed connecting seat 4 is designed to be a cylindrical structure, the size of the fixed connecting seat 4 is matched with that of the driving magnetic bearing 5, and the two positioning fixture blocks 6 are symmetrically arranged on the driving magnetic bearing 5, so that the connection can be performed more conveniently;
furthermore, two groups of positioning rotors 10 are symmetrically arranged on the driving magnetic bearing 5, and the size of the driving magnetic bearing 5 is matched with that of the excitation coil group 9, so that the driving work can be better carried out;
further, a protective interlayer 12 is fixedly arranged in the driving magnetic bearing 5, and the protective interlayer 12 is fixedly arranged on the inner side of the protective interlayer 12, so that the self strength of the whole bearing can be enhanced;
further, the size of the driving magnetic bearing 5 and the size of the protective casing 1 are matched with each other, and six groups of wound magnetic coils 14 are fixedly mounted on the inner side of the driving magnetic bearing 5, so that the driving magnetic bearing and the protective casing can be better matched with each other.
The working principle is as follows: the device comprises a connecting box 7, a positioning fixture block 6 on a driving magnetic bearing 5 is used for fixing, when the device is used, the protective lining 8 inside a protective shell 1 is used for positioning, then an exciting coil group 9 and a positioning rotor 10 are used for driving, the whole device is used, and the magnetic coil 14 inside an inner support 13 is cut off in a matching mode to drive.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a low-power consumption type stable in structure's light radial hybrid magnetic bearing, includes protective housing, its characterized in that: the magnetic bearing protection device is characterized in that an identification nameplate is fixedly mounted on the outer side of the protection shell, a fixed base is fixedly mounted at one end of the protection shell, a fixed connecting seat is fixedly mounted at the other end of the protection shell, a driving magnetic bearing is movably mounted on the inner side of the fixed connecting seat, a positioning fixture block is fixedly mounted on the outer side of the driving magnetic bearing, a connecting box is fixedly mounted at the upper end of the protection shell, a protection lining is fixedly mounted on the inner side of the protection shell, a positioning rotor is movably mounted on the inner side of the driving magnetic bearing, an excitation coil group is movably mounted on the inner side of the protection lining, and a fixed clamping seat is movably mounted at one end, close to the fixed base, of the driving magnetic bearing.
2. The low power consumption, structurally stable, lightweight radial hybrid magnetic bearing of claim 1, wherein: the protective housing is designed to be of a rectangular structure, and the size of the protective housing is matched with that of the fixed base.
3. The low power consumption, structurally stable, lightweight radial hybrid magnetic bearing of claim 1, wherein: the fixed connecting seat is designed to be a cylindrical structure, the size of the fixed connecting seat is matched with that of the driving magnetic bearing, and two positioning clamping blocks are symmetrically arranged on the driving magnetic bearing.
4. The low power consumption, structurally stable, lightweight radial hybrid magnetic bearing of claim 1, wherein: two groups of positioning rotors are symmetrically arranged on the driving magnetic bearing, and the size of the driving magnetic bearing is matched with that of the excitation coil group.
5. The low power consumption, structurally stable, lightweight radial hybrid magnetic bearing of claim 1, wherein: and a protective interlayer is fixedly arranged in the driving magnetic bearing, and the inner side of the protective interlayer is fixedly provided with the protective interlayer.
6. The low power consumption, structurally stable, lightweight radial hybrid magnetic bearing of claim 1, wherein: the size of the driving magnetic bearing is matched with that of the protective shell, and six groups of wound magnetic coils are fixedly arranged on the inner side of the driving magnetic bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022874063.3U CN213839293U (en) | 2020-12-04 | 2020-12-04 | Low-power-consumption type light radial hybrid magnetic bearing with stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022874063.3U CN213839293U (en) | 2020-12-04 | 2020-12-04 | Low-power-consumption type light radial hybrid magnetic bearing with stable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839293U true CN213839293U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022874063.3U Active CN213839293U (en) | 2020-12-04 | 2020-12-04 | Low-power-consumption type light radial hybrid magnetic bearing with stable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839293U (en) |
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2020
- 2020-12-04 CN CN202022874063.3U patent/CN213839293U/en active Active
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