CN215444783U - Active control type electromagnetic suspension bearing - Google Patents
Active control type electromagnetic suspension bearing Download PDFInfo
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- CN215444783U CN215444783U CN202122039655.8U CN202122039655U CN215444783U CN 215444783 U CN215444783 U CN 215444783U CN 202122039655 U CN202122039655 U CN 202122039655U CN 215444783 U CN215444783 U CN 215444783U
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- rigid coupling
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- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 238000005339 levitation Methods 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
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Abstract
The utility model discloses an active control type electromagnetic suspension bearing which comprises a bearing, wherein a first groove is formed above the inner wall of the bearing, a rotor is in clearance fit with the inner wall of the bearing, a plurality of second grooves are formed in the outer wall of the rotor, an electric push rod is fixedly connected to the top of the first groove, an arc-shaped plate is fixedly connected to the bottom of a round rod, and a bolt is fixedly connected to one side of a cylinder. The utility model relates to the technical field of magnetic suspension bearings, and the electric push rod, a vertical rod and a sensor are matched, so that a user can control the electric push rod when braking, the electric push rod drives an arc-shaped plate to firstly contact with a rotor to decelerate, at the moment, a spring is compressed, a bolt is clamped in a groove of the rotor to be locked, the rotor is braked while reverse rotation is prevented, automatic control is realized, the problems that the braking effect of the existing device on the rotor is poor when the existing device works, and the rotor cannot be stopped quickly are solved, and normal use is not influenced.
Description
Technical Field
The utility model relates to the technical field of magnetic suspension bearings, in particular to an active control type electromagnetic suspension bearing.
Background
Compared with the traditional rolling bearing, sliding bearing and oil film bearing, the magnetic bearing has no mechanical contact, the rotor can run to a very high rotating speed, and the magnetic bearing has the advantages of small mechanical wear, low energy consumption, low noise, long service life, no lubrication, no oil pollution and the like, and is particularly suitable for special environments such as high speed, vacuum, ultra-clean and the like. Magnetic levitation is actually only an auxiliary function, and is not a separate bearing form, and the specific application is matched with other bearing forms, such as magnetic levitation + ball bearing, magnetic levitation + oil bearing, magnetic levitation + vaporization bearing and the like.
The magnetic suspension bearing uses the magnetic force action to suspend the rotor in the air, so that there is no mechanical contact between the rotor and the stator, and its principle is that the magnetic induction line is perpendicular to the magnetic suspension line, and the shaft core is parallel to the magnetic suspension line, so that the weight of the rotor is fixed on the running track, and the shaft core with almost no load is used to support in the direction of the counter magnetic suspension line, so that the whole rotor is suspended in the air and is fixed on the running track.
However, the existing device has poor braking effect on the rotor when working, and the rotor cannot be stopped quickly, so that the normal use is influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an active control type electromagnetic suspension bearing, which solves the problems that the conventional device has poor braking effect on a rotor when working, the rotor cannot be stopped quickly, and the normal use is influenced.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an active control type electromagnetism suspension bearing, includes the bearing, the inner wall top processing of bearing has first recess, the inner wall clearance fit of bearing has the rotor, the outer wall processing of rotor has a plurality of second recesses, the top rigid coupling of first recess has electric putter, electric putter's bottom rigid coupling has the drum, the inner wall top rigid coupling of drum has the spring, the bottom rigid coupling of spring has the round bar, the outer wall of round bar and the bottom through-hole clearance fit of drum, the bottom rigid coupling of round bar has the arc, one side rigid coupling of drum has the bolt.
Preferably, the bottom of the arc-shaped plate is provided with a wear-resistant plate.
Preferably, the second grooves are distributed in an annular and equidistant manner by taking the center of the rotor as a reference, and the shapes of the second grooves are matched with the shape of the plug pin.
Preferably, one side of electric putter links to each other through the wire electrical property has the sensor, one side of sensor links to each other through the wire electrical property has the montant, the round wheel is installed to the bottom of montant, and the internally mounted of round wheel has motion sensor, the top of montant and the top of sensor and the top fixed connection of first recess.
Preferably, the front rigid coupling of bearing has a plurality of locating pieces, and is a plurality of the outer wall clearance fit of locating piece has the apron, the top recess clearance fit of apron has the arc pole, the outer wall clearance fit of arc pole has a curved cylinder, inner wall one side rigid coupling of a curved cylinder has the shell fragment, one side of shell fragment and one side fixed connection of arc pole.
Has the advantages that: the utility model provides an active control type electromagnetic suspension bearing. The method has the following beneficial effects: this active control type electromagnetism suspension bearing passes through electric putter, cooperation between montant and the sensor, the user is when braking, steerable electric putter, electric putter drives the arc earlier and decelerates with the rotor contact, the compression has taken place for the spring this moment, the bolt joint is locked in the recess of rotor, also braking to the rotor when preventing to overturn, automatic control has been realized, it is not good to the braking effect of rotor to have solved current device when carrying out the during operation, the unable quick problem of stopping the rotor, normal use is not influenced.
Through the cooperation between montant, sensor and the apron, the rotor can drive the round wheel of montant below and take place to rotate when rotating, after user control bearing stop work, if the round wheel still continues to rotate, in the action sensor of round in-wheel can be with signal conduction to sensor, sensor control electric putter brakies, can also brake the rotor when guaranteeing controlgear's switch trouble, is favorable to promoting and using.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a cross-sectional view of fig. 2.
Fig. 4 is a schematic view of a connection relationship between the electric push rod, the vertical rod and the sensor in fig. 3.
In the figure: 1. bearing, 2, first recess, 3, rotor, 4, electric putter, 5, drum, 6, spring, 7, round bar, 8, arc, 9, bolt, 10, sensor, 11, montant, 12, locating piece, 13, apron, 14, arc, 15, shell fragment, 16, arc pole, 17, second recess.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate sensor and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
The first embodiment is as follows: as can be seen from fig. 1, 3 and 4, an active control type electromagnetic suspension bearing comprises a bearing 1, a first groove 2 is processed above the inner wall of the bearing 1, a rotor 3 is processed on the inner wall of the bearing 1 in a clearance fit manner, a plurality of second grooves 17 are processed on the outer wall of the rotor 3, an electric push rod 4 is fixedly connected to the top of the first groove 2, a cylinder 5 is fixedly connected to the bottom of the electric push rod 4, a spring 6 is fixedly connected to the top of the inner wall of the cylinder 5, a round bar 7 is fixedly connected to the bottom of the spring 6, the outer wall of the round bar 7 is in clearance fit with a through hole at the bottom of the cylinder 5, an arc-shaped plate 8 is fixedly connected to the bottom of the round bar 7, and a bolt 9 is fixedly connected to one side of the cylinder 5; in the specific implementation process, it is worth particularly pointing out that the problems that the braking effect on the rotor is poor and the rotor cannot be stopped quickly when the existing device works are solved through the cooperation among the electric push rod 4, the vertical rod 11 and the sensor 10, and the normal use is not influenced; further, the bottom of the arc-shaped plate 8 is provided with a wear-resistant sheet; in the specific implementation, it is worth noting in particular that the service life of the arched plate 8 is prolonged; furthermore, the plurality of second grooves 17 are distributed in an annular shape at equal intervals by taking the center of the rotor 3 as a reference, and the shape of the plurality of second grooves 17 is matched with the shape of the plug 9; in the specific implementation process, it is worth particularly pointing out that the bolt 9 is ensured to be tightly clamped with the second groove 17; specifically, when using this active control type electromagnetic suspension bearing, the user is when braking, steerable electric putter 4, and electric putter 4 drives arc 8 earlier and slows down with rotor 3 contact, and spring 6 has taken place the compression this moment, and bolt 9 joint is locked in rotor 3's recess, has also carried out the braking when preventing to overturn to rotor 3, has realized automatic control.
Example two: as shown in fig. 1-3, one side of the electric push rod 4 is electrically connected with a sensor 10 through a wire, one side of the sensor 10 is electrically connected with a vertical rod 11 through a wire, a round wheel is installed at the bottom of the vertical rod 11, a motion sensor is installed inside the round wheel, and the top of the vertical rod 11 and the top of the sensor 10 are fixedly connected with the top of the first groove 2; in the specific implementation process, the device particularly ensures that the rotor 3 can be braked when a switch of the control equipment fails, and is favorable for popularization and use; further, a plurality of positioning blocks 12 are fixedly connected to the front side of the bearing 1, a cover plate 13 is in clearance fit with the outer walls of the positioning blocks 12, an arc-shaped rod 16 is in clearance fit with a groove above the cover plate 13, an arc-shaped cylinder 14 is in clearance fit with the outer wall of the arc-shaped rod 16, an elastic sheet 15 is fixedly connected to one side of the inner wall of the arc-shaped cylinder 14, and one side of the elastic sheet 15 is fixedly connected with one side of the arc-shaped rod 16; in the specific implementation process, it is worth particularly pointing out that when a user installs the cover plate 13, the user pulls the handle on the front side of the arc-shaped rod 16, then places the cover plate 13 on the positioning block 12, releases the arc-shaped rod 16, and can drive the arc-shaped rod 16 to be clamped in the groove of the cover plate 13 for fixing under the action of the elastic sheet 15, so that the cover plate 13 can be installed quickly; specifically, on the basis of the first embodiment, the rotor 3 drives the circular wheel below the vertical rod 11 to rotate when rotating, and after the user controls the bearing 1 to stop working, if the circular wheel continues to rotate, the motion sensor in the circular wheel transmits a signal to the sensor 10, and the sensor 10 controls the electric push rod 4 to brake.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An active control type electromagnetic suspension bearing, comprising a bearing (1), characterized in that: processing has first recess (2) above the inner wall of bearing (1), the inner wall clearance fit of bearing (1) has rotor (3), the outer wall processing of rotor (3) has a plurality of second recesses (17), the top rigid coupling of first recess (2) has electric putter (4), the bottom rigid coupling of electric putter (4) has drum (5), the inner wall top rigid coupling of drum (5) has spring (6), the bottom rigid coupling of spring (6) has round bar (7), the outer wall of round bar (7) and the bottom through-hole clearance fit of drum (5), the bottom rigid coupling of round bar (7) has arc (8), one side rigid coupling of drum (5) has bolt (9).
2. An active control type electromagnetic levitation bearing as recited in claim 1, wherein: the bottom of the arc-shaped plate (8) is provided with a wear-resistant sheet.
3. An active control type electromagnetic levitation bearing as recited in claim 1, wherein: the second grooves (17) are distributed in an annular and equidistant mode by taking the center of the rotor (3) as a reference, and the shapes of the second grooves (17) are matched with the shape of the plug pin (9).
4. An active control type electromagnetic levitation bearing as recited in claim 1, wherein: one side of electric putter (4) links to each other through the wire electrical property has sensor (10), one side of sensor (10) links to each other through the wire electrical property has montant (11), the round wheel is installed to the bottom of montant (11), and the internally mounted of round wheel has motion sensor, the top of montant (11) and the top of sensor (10) and the top fixed connection of first recess (2).
5. An active control type electromagnetic levitation bearing as recited in claim 1, wherein: the front rigid coupling of bearing (1) has a plurality of locating pieces (12), and is a plurality of the outer wall clearance fit of locating piece (12) has apron (13), the top groove clearance fit of apron (13) has arc pole (16), the outer wall clearance fit of arc pole (16) has a arc section of thick bamboo (14), the inner wall one side rigid coupling of arc section of thick bamboo (14) has shell fragment (15), one side of shell fragment (15) and one side fixed connection of arc pole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122039655.8U CN215444783U (en) | 2021-08-27 | 2021-08-27 | Active control type electromagnetic suspension bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122039655.8U CN215444783U (en) | 2021-08-27 | 2021-08-27 | Active control type electromagnetic suspension bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215444783U true CN215444783U (en) | 2022-01-07 |
Family
ID=79696632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122039655.8U Expired - Fee Related CN215444783U (en) | 2021-08-27 | 2021-08-27 | Active control type electromagnetic suspension bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215444783U (en) |
-
2021
- 2021-08-27 CN CN202122039655.8U patent/CN215444783U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |