CN206349865U - Rotor shock bracket - Google Patents
Rotor shock bracket Download PDFInfo
- Publication number
- CN206349865U CN206349865U CN201621457055.6U CN201621457055U CN206349865U CN 206349865 U CN206349865 U CN 206349865U CN 201621457055 U CN201621457055 U CN 201621457055U CN 206349865 U CN206349865 U CN 206349865U
- Authority
- CN
- China
- Prior art keywords
- cylindrical magnet
- magnet iron
- electromagnet
- interior annular
- rotor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The utility model is related to field of mechanical technique.Rotor shock bracket, including rotor field spider, and a bearing, bearing include outer toroid, interior annular, and the ball bearing mechanism being arranged between interior annular and outer toroid, and the right side fixed rotor rotating shaft of interior annular, the outer toroid of bearing is fixed on rotor field spider；Also include a cylindrical magnet iron, the left side of interior annular is connected by an aluminum alloy connector；Cylindrical magnet iron is exposed outside interior annular；And, the axle center of cylindrical magnet iron, the axis coinciding with interior annular；At least two blocks electromagnet are fixedly installed on rotor field spider；Two blocks of electromagnet are respectively below the two ends of cylindrical magnet iron；The magnetic pole of two blocks of electromagnet, is placed up and down.Because magnetic force has continuity and repellency, friction can be reduced by magnetic force and reduction shakes, noise is reduced, while adding the service life of rotor field spider.
Description
Technical field
The utility model is related to field of mechanical technique, and in particular to a kind of rotor field spider.
Background technology
Engine produces vibrations because rotating due to rotor, can produce larger noise, and rotor in launch process
Vibrations bring larger loss to rotor field spider, influence the service life of engine.
Utility model content
The purpose of this utility model is to provide a kind of at least one more than rotor shock bracket, solution technical problem.
The technical problem that the utility model is solved can be realized using following technical scheme：
Rotor shock bracket, including rotor field spider, and a bearing, bearing include outer toroid, interior annular, and are arranged on interior
Ball bearing mechanism between annulus and outer toroid, the right side fixed rotor rotating shaft of interior annular, it is characterised in that：
The outer toroid of the bearing is fixed on the rotor field spider；
Also include a cylindrical magnet iron, the cylindrical magnet Tie Tong crosses an aluminum alloy connector and connects the interior annular
Left side, the cylindrical magnet iron is exposed outside interior annular；
And, the axle center of the cylindrical magnet iron, the axis coinciding with the interior annular；
At least two blocks electromagnet are fixedly installed on the rotor field spider；
Two blocks of electromagnet are respectively below the two ends of the cylindrical magnet iron；
The magnetic pole of two blocks of electromagnet, is placed up and down；
Electromagnet below cylindrical magnet iron one end, magnetic pole upward is mutually arranged with the magnetic pole of cylindrical magnet iron one end
Reprimand；
Another electromagnet below the cylindrical magnet iron other end, magnetic pole upward, with the cylindrical magnet iron other end
Magnetic pole mutually repel.
Because magnetic force has continuity and repellency, friction can be reduced by magnetic force and reduction shakes, noise is reduced, together
When add the service life of rotor field spider.In addition, this patent is provided with aluminum alloy connector, aluminum alloy material not magnetic conduction, to the greatest extent
Amount avoids the magnetization to bearing in itself.
The cylindrical magnet iron distance, close to one end of interior annular, is 4~10cm apart from the distance of interior annular.Preferably
5cm.The magnetization to bearing is avoided as far as possible.
A pressure detection mechanism is additionally provided with, the pressure detection mechanism is provided with a pressure sensor and a triggers circuit；Pressure
Force snesor is connected with triggers circuit；
The triggers circuit connects a power amplification circuit, and the power amplification circuit connects two electromagnet, two
The individual electromagnet is in parallel；
The pressure sensor is fixed on the rotor field spider, and is propped up below the cylindrical magnet iron.
Pressure detection mechanism is prior art, pressure sensor detect pressure it is excessive when by triggers circuit, triggering
Electric signal.
In this patent, using pressure detection mechanism, the downward pressure of detection cylindrical magnet iron exceedes trigger value in pressure
When, trigger circuit triggers electric signal, by power amplification circuit, to two electromagnet output currents, and then to cylindrical magnet
Iron produces repulsive force, and then reduces the pressure between interior annular and outer toroid, and then reduces frictional force.And reduce vibrations.
Two electromagnet use parallel-connection structure, can make current parameters quite, be conducive to uniform force.
The cylindrical magnet iron, one end away from interior annular, is fixed with an aluminium alloy bars, the aluminium alloy bars is plugged on
In one small bearing, the small bearing is fixed on the rotor field spider by a support member.
The center of rotation of small bearing, with cylindrical magnet iron axis coinciding.
By small bearing, make cylindrical magnet iron rotary balance.
Brief description of the drawings
Fig. 1 is part-structure schematic diagram of the present utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face, which combines to be specifically illustrating, is expanded on further the utility model.
Reference picture 1, rotor shock bracket, including rotor field spider 1, and a bearing 3, bearing 3 include outer toroid, interior annular,
And be arranged on the ball bearing mechanism between interior annular and outer toroid, the right side fixed rotor rotating shaft 2 of interior annular, bearing 3 it is cylindrical
Ring is fixed on rotor field spider 1；Also include a cylindrical magnet iron 4, a left side for interior annular is connected by an aluminum alloy connector 5
Side, cylindrical magnet iron 4 is exposed outside interior annular；And, the axle center of cylindrical magnet iron 4, the axis coinciding with interior annular；Turn
At least two blocks electromagnet 6 are fixedly installed on submounts 1；Two blocks of electromagnet 6 are respectively under the two ends of cylindrical magnet iron 4
Side；The magnetic pole of two blocks of electromagnet 6, is placed up and down；Electromagnet 6 below the one end of cylindrical magnet iron 4, magnetic pole upward, with
The magnetic pole of the one end of cylindrical magnet iron 4 mutually repels；Another electromagnet 6 below the other end of cylindrical magnet iron 4, magnetic upward
Pole, mutually repels with the magnetic pole of the other end of cylindrical magnet iron 4., can be with by magnetic force because magnetic force has continuity and repellency
Reduction friction and reduction vibrations, reduce noise, while adding the service life of rotor field spider 1.In addition, this patent is provided with aluminium
Alloy connector 5, aluminum alloy material not magnetic conduction, is avoided to the magnetization of of bearing 3 itself as far as possible.Cylindrical magnet iron distance is close to interior
One end of annulus, is 4~10cm apart from the distance of interior annular.Preferably 5cm.The magnetization to bearing 3 is avoided as far as possible.
A pressure detection mechanism is additionally provided with, pressure detection mechanism is provided with a pressure sensor and a triggers circuit；Pressure is passed
Sensor is connected with triggers circuit；Triggers circuit connects a power amplification circuit, and power amplification circuit connects two electromagnet 6, two
Individual electromagnet 6 is in parallel；Pressure sensor is fixed on rotor field spider 1, and is propped up below cylindrical magnet iron.Pressure detection mechanism
Prior art, pressure sensor detect pressure it is excessive when by triggers circuit, trigger electric signal.In this patent, utilize
Pressure detection mechanism, the downward pressure of detection cylindrical magnet iron, when pressure exceedes trigger value, trigger circuit triggers telecommunications
Number, by power amplification circuit, repulsive force is produced to two electromagnet output currents, and then to cylindrical magnet iron, and then subtract
Pressure between small interior annular and outer toroid, and then reduce frictional force.And reduce vibrations.Two electromagnet use parallel-connection structure,
It can make current parameters quite, be conducive to uniform force.
Cylindrical magnet iron, one end away from interior annular, is fixed with an aluminium alloy bars, aluminium alloy bars is plugged on a small bearing
In 3, small bearing 3 is fixed on rotor field spider 1 by a support member.The center of rotation of small bearing, with cylindrical magnet iron axle center
Overlap.By small bearing, make cylindrical magnet iron rotary balance.
Bearing 3, two blocks of electromagnet 6 are supported fixation by a support frame.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (3)
1. rotor shock bracket, including rotor field spider, and a bearing, bearing include outer toroid, interior annular, and are arranged on inner circle
Ball bearing mechanism between ring and outer toroid, the right side fixed rotor rotating shaft of interior annular, it is characterised in that：
The outer toroid of the bearing is fixed on the rotor field spider；
Also include a cylindrical magnet iron, the left side that an aluminum alloy connector connects interior annular is crossed by the cylindrical magnet Tie Tong,
The cylindrical magnet iron is exposed outside interior annular；
And, the axle center of the cylindrical magnet iron, the axis coinciding with the interior annular；
At least two blocks electromagnet are fixedly installed on the rotor field spider；
Two blocks of electromagnet are respectively below the two ends of the cylindrical magnet iron；
The magnetic pole of two blocks of electromagnet, is placed up and down；
Electromagnet below cylindrical magnet iron one end, magnetic pole upward mutually repels with the magnetic pole of cylindrical magnet iron one end；
Another electromagnet below the cylindrical magnet iron other end, magnetic pole upward, the magnetic with the cylindrical magnet iron other end
Mutually repel pole.
2. rotor shock bracket according to claim 1, it is characterised in that：The cylindrical magnet iron distance is close to inner circle
One end of ring, is 4~10cm apart from the distance of interior annular.
3. rotor shock bracket according to claim 1 or 2, it is characterised in that：A pressure detection mechanism is additionally provided with, it is described
Pressure detection mechanism is provided with a pressure sensor and a triggers circuit；Pressure sensor is connected with triggers circuit；
The triggers circuit connects a power amplification circuit, and the power amplification circuit connects two electromagnet, two institutes
State electromagnet in parallel；
The pressure sensor is fixed on the rotor field spider, and is propped up below the cylindrical magnet iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621457055.6U CN206349865U (en) | 2016-12-28 | 2016-12-28 | Rotor shock bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621457055.6U CN206349865U (en) | 2016-12-28 | 2016-12-28 | Rotor shock bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206349865U true CN206349865U (en) | 2017-07-21 |
Family
ID=59323376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621457055.6U Expired - Fee Related CN206349865U (en) | 2016-12-28 | 2016-12-28 | Rotor shock bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206349865U (en) |
-
2016
- 2016-12-28 CN CN201621457055.6U patent/CN206349865U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20191228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |