CN206992860U - A kind of magnetic suspension bearing motor - Google Patents

A kind of magnetic suspension bearing motor Download PDF

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Publication number
CN206992860U
CN206992860U CN201720410075.6U CN201720410075U CN206992860U CN 206992860 U CN206992860 U CN 206992860U CN 201720410075 U CN201720410075 U CN 201720410075U CN 206992860 U CN206992860 U CN 206992860U
Authority
CN
China
Prior art keywords
magnet steel
rotor
sensor
electric machine
machine casing
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
Application number
CN201720410075.6U
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Chinese (zh)
Inventor
吕志强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renqiu Strong East Motor Co Ltd
Original Assignee
Renqiu Strong East Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Renqiu Strong East Motor Co Ltd filed Critical Renqiu Strong East Motor Co Ltd
Priority to CN201720410075.6U priority Critical patent/CN206992860U/en
Application granted granted Critical
Publication of CN206992860U publication Critical patent/CN206992860U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to mechanical equipment technical field, propose a kind of magnetic suspension bearing motor, including electric machine casing, stator and rotor are provided with electric machine casing, coil windings are provided with stator, magnet steel is provided between stator and rotor, one end of rotor is connected with rotating shaft, magnet steel includes the first magnet steel and the second magnet steel being connected with rotor, and the 3rd magnet steel being connected with stator, first magnet steel is arranged on one end away from rotating shaft on rotor, it is and axially in parallel with coil windings, second magnet steel is arranged on the surrounding of rotor in cone cylinder shape, and one end the first magnet steel of direction being relatively large in diameter, 3rd magnet steel is disposed on the outside of the second magnet steel, it is and parallel with the second magnet steel, one end of rotating shaft is provided with sensor by sensor stand, sensor and coil windings are connected with sensor outlet terminal and coil windings outlet terminal respectively.Solve in the prior art and rotor be present and be easily disturbed and run jiggly technical problem.

Description

A kind of magnetic suspension bearing motor
Technical field
The utility model belongs to mechanical equipment technical field, is related to a kind of magnetic suspension bearing motor.
Background technology
Magnetic suspension bearing motor is made rotor suspension in aerial between rotor and stator without machinery using magneticaction Contact, its principle are the line of magnetic inductions with magnetic flotation line into vertical, and shaft core is parallel with magnetic flotation line, so the weight of rotor is just fixed On the track of operating, shored using almost non-loaded shaft core toward anti-magnetic flotation line direction, it is hanging to form whole rotor, solid Determine on running rails, but rotor in the prior art be present and be easily disturbed and run jiggly technical problem.
Utility model content
The utility model proposes a kind of magnetic suspension bearing motor, solves above-mentioned technical problem.
What the technical solution of the utility model was realized in:
A kind of magnetic suspension bearing motor, including:
Electric machine casing, stator and rotor are provided with the electric machine casing, coil windings are provided with the stator, it is described One end connection of magnet steel, the rotor and rotating shaft is provided between stator and the rotor, the magnet steel includes and the rotor The first magnet steel and the second magnet steel of connection, and the 3rd magnet steel being connected with the stator, first magnet steel are arranged on described One end away from the rotating shaft on rotor, and it is axially in parallel with the coil windings, second magnet steel is in cone cylinder type or rank Ladder type or ladder cone cylinder type and it is arranged on the rotor, and the one end being relatively large in diameter is towards first magnet steel, described Three magnet steel are arranged on the outside of second magnet steel, and parallel with second magnet steel, the 3rd magnet steel and second magnetic It is gap between steel.
As further technical characteristic, sensor stand is provided with the electric machine casing, on the sensor stand Sensor is provided with, the sensor and the coil windings connect with sensor outlet terminal and coil windings outlet terminal respectively Connect.
As further technical characteristic, the sensor stand includes the connecting hole being connected with the electric machine casing, with And for placing the through hole of the sensor, several springs are evenly arranged with the through-hole wall surrounding, the spring Free end is connected with arc clamp.
As further technical characteristic, the side of the electric machine casing is provided with suspension ring.
As further technical characteristic, the side of the sensor is provided with cover plate, and the cover plate passes through bolt and institute Electric machine casing connection is stated, the sensor outlet terminal is arranged on the cover plate, and the coil windings outlet terminal is arranged on On the electric machine casing.
As further technical characteristic, the side of the electric machine casing is provided with fan by ventilating opening.
As further technical characteristic, the taper of second magnet steel is 45 °.
Compared with prior art, utility model works principle and have the beneficial effect that:
1st, in the utility model, coil windings are connected be powered with coil windings outlet terminal produces magnetic field, and magnet steel is Permanent magnet, magnet steel include the first magnet steel and the second magnet steel being connected with rotor, and the 3rd magnet steel being connected with stator, rotor One end is connected with rotating shaft, and the other end of rotor is provided with axially in parallel, the second magnetic of the first magnet steel, the first magnet steel and coil windings Steel and the 3rd magnet steel are cone cylinder shape or step type or ladder cone cylinder type, and without direct Mechanical Contact, thus rotor and stator without Direct Mechanical Contact, in the case where magnet steel and coil windings produce the collective effect in magnetic field, magnetic field energy is converted into the kinetic energy of rotor, turns Son, which is further driven to axis of rotation, cone barrel or step type or the attachment structure of ladder cone cylinder type, makes magnetic field more stable, resists dry It is stronger to disturb ability, makes rotor operation more steady.
2nd, in the utility model, sensor stand is connected with electric machine casing, and through-hole wall surrounding is provided with arc by spring Shape clamp, sensor are arranged in through hole by arc clamp and spring, and installing/dismounting is more convenient, after also avoiding long-term use The phenomenon that sensor is easily subjected to displacement and dropped occurs.
3rd, in the utility model, the side of electric machine casing is provided with suspension ring, integrated motor is more prone to mobile and is transported; Cover plate plays a part of protection to sensor, meanwhile, cover plate is directly opened during detachable maintaining, without dismantling integrated motor shell Body, convenient maintenance;The side of electric machine casing is provided with fan by ventilating opening, makes the heat dispersion of motor more preferable, when preventing long Between in use, temperature is too high and all parts of motor are caused to damage;Through research, the taper of the second magnet steel is 45 ° of generation magnetic Field antijamming capability is stronger, and rotor operation is more stable.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the utility model structure diagram;
Fig. 2 is sensor support structure schematic diagram in the utility model;
In figure:1- electric machine casings, 11- suspension ring, 12- cover plates, 13- ventilating openings, 14- fans, 2- stators, 3- rotors, 4- lines Enclose winding, 5- magnet steel, the magnet steel of 51- first, the magnet steel of 52- second, the magnet steel of 53- the 3rd, 6- rotating shafts, 7- sensor stands, 71- connections Hole, 72- through holes, 73- springs, 74- arc clamps, 8- sensors, 91- sensor outlet terminals, 92- coil windings leading-out terminals Son.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, the utility model proposes a kind of magnetic suspension bearing motor, including:
Electric machine casing 1, stator 2 and rotor 3 are provided with electric machine casing 1, coil windings 4, stator 2 are provided with stator 2 Magnet steel 5 is provided between rotor 3, rotor 3 is connected with one end of rotating shaft 6, and magnet steel 5 includes the first magnet steel being connected with rotor 3 51 and second magnet steel 52, and the 3rd magnet steel 53 being connected with stator 2, the first magnet steel 51 be arranged on rotor 3 away from rotating shaft 6 One end, and axially in parallel with coil windings 4, the second magnet steel 52 turn in cone cylinder type or step type or ladder cone cylinder type and being arranged on On son 3, and the one end being relatively large in diameter is disposed on the outside of the second magnet steel 52 towards the first magnet steel 51, the 3rd magnet steel 53, And it is parallel with the second magnet steel 52, it is gap between the 3rd magnet steel 53 and the second magnet steel 52.
In the utility model, coil windings 4 are connected be powered with coil windings outlet terminal 92 produces magnetic field, magnet steel 5 For permanent magnet, magnet steel 5 includes the first magnet steel 51 and the second magnet steel 52 being connected with rotor 3, and the 3rd magnetic being connected with stator 2 Steel 53, one end of rotor 3 are connected with rotating shaft 6, and the other end of rotor is provided with the first magnet steel 51, the first magnet steel 51 and coil windings 4 it is axially in parallel, the second magnet steel 52 and the 3rd magnet steel 53 are cone cylinder shape type or step type or ladder cone cylinder type, and its side can be with For plane or curved surface or ladder plane or ladder curved surface, and without direct Mechanical Contact, thus rotor 3 with stator 2 without direct machinery Contact, in the case where magnet steel 5 and coil windings 4 produce the collective effect in magnetic field, magnetic field energy is converted into the kinetic energy of rotor 3, and rotor 3 enters One step drives rotating shaft 6 to rotate, and cone barrel or the attachment structure of step type or ladder cone cylinder type make magnetic field more stable, anti-interference energy Power is stronger, runs rotor 3 more steady.
Further, sensor stand 7 is provided with electric machine casing 1, sensor 8, sensor are provided with sensor stand 7 8 and coil windings 4 be connected respectively with sensor outlet terminal 91 and coil windings outlet terminal 92.
Further, sensor stand 7 includes the connecting hole 71 being connected with electric machine casing 1, and for placing sensor 8 Through hole 72, several springs 73 is evenly arranged with the inwall surrounding of through hole 72, the free end of spring 73 is connected with arc clamp 74.
In the utility model, sensor stand 7 is connected with electric machine casing 1, and the inwall surrounding of through hole 72 is set by spring 73 There is arc clamp 74, sensor 8 is arranged in through hole 72 by arc clamp 74 and spring 73, and installing/dismounting is more convenient, The easy phenomenon for being subjected to displacement and dropping of sensor 8 occurs after avoiding long-term use.
Further, the side of electric machine casing is provided with suspension ring 11.
In the utility model, the side of electric machine casing is provided with suspension ring 11, integrated motor is more prone to mobile and is transported.
Further, the side of sensor 8 is provided with cover plate 12, and cover plate 12 is connected by bolt with electric machine casing 1, sensor Outlet terminal 91 is arranged on cover plate 12, and coil windings outlet terminal 92 is arranged on electric machine casing 1.
In the utility model, cover plate 12 plays a part of protection to sensor, meanwhile, cover plate is directly opened during detachable maintaining 12, without dismantling integrated motor housing 1, convenient maintenance.
Further, the side of electric machine casing 1 is provided with fan 14 by ventilating opening 13.
Further, the taper of the second magnet steel 52 is 45 °.
In the utility model, the side of electric machine casing 1 is provided with fan 14 by ventilating opening 13, makes the heat dispersion of motor More preferably, prevent for a long time in use, temperature is too high and all parts of motor are caused to damage;Through research, the cone of the second magnet steel Spend and produce that magnetic field antijamming capabilities are stronger, and rotor operation is more stable for 45 °.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (7)

1. a kind of magnetic suspension bearing motor, it is characterised in that including electric machine casing (1), it is fixed to be provided with the electric machine casing (1) Sub (2) and rotor (3), coil windings (4) are provided with the stator (2), are set between the stator (2) and the rotor (3) Magnet steel (5) is equipped with, the rotor (3) is connected with one end of rotating shaft (6),
The magnet steel (5) includes the first magnet steel (51) and the second magnet steel (52) that are connected with the rotor (3), and with it is described fixed 3rd magnet steel (53) of sub (2) connection, first magnet steel (51) are arranged on the rotor (3) away from the rotating shaft (6) One end, and it is axially in parallel with the coil windings (4), second magnet steel (52) is in cone cylinder type or step type or ladder cone cylinder Type and it is arranged on the rotor (3), and the one end being relatively large in diameter is towards first magnet steel (51), the 3rd magnet steel (53) be arranged on the outside of second magnet steel (52), and parallel with second magnet steel (52), the 3rd magnet steel (53) with It is gap between second magnet steel (52).
2. a kind of magnetic suspension bearing motor according to claim 1, it is characterised in that set in the electric machine casing (1) Have sensor stand (7), be provided with the sensor stand (7) sensor (8), the sensor (8) and the coil around Group (4) is connected with sensor outlet terminal (91) and coil windings outlet terminal (92) respectively.
3. a kind of magnetic suspension bearing motor according to claim 2, it is characterised in that the sensor stand (7) includes The connecting hole (71) being connected with the electric machine casing (1), and for placing the through hole (72) of the sensor (8), it is described logical Several springs (73) are evenly arranged with hole (72) inwall surrounding, free end and the arc clamp (74) of the spring (73) connect Connect.
4. a kind of magnetic suspension bearing motor according to claim 1, it is characterised in that the side of the electric machine casing is set There are suspension ring (11).
5. a kind of magnetic suspension bearing motor according to claim 2, it is characterised in that the side of the sensor (8) is set Cover plate (12) is equipped with, the cover plate (12) is connected by bolt with the electric machine casing (1), the sensor outlet terminal (91) It is arranged on the cover plate (12), the coil windings outlet terminal (92) is arranged on the electric machine casing (1).
A kind of 6. magnetic suspension bearing motor according to claim 1, it is characterised in that the side of the electric machine casing (1) Fan (14) is provided with by ventilating opening (13).
A kind of 7. magnetic suspension bearing motor according to claim 1, it is characterised in that the taper of second magnet steel (52) For 45 °.
CN201720410075.6U 2017-04-19 2017-04-19 A kind of magnetic suspension bearing motor Expired - Fee Related CN206992860U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720410075.6U CN206992860U (en) 2017-04-19 2017-04-19 A kind of magnetic suspension bearing motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720410075.6U CN206992860U (en) 2017-04-19 2017-04-19 A kind of magnetic suspension bearing motor

Publications (1)

Publication Number Publication Date
CN206992860U true CN206992860U (en) 2018-02-09

Family

ID=61392534

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720410075.6U Expired - Fee Related CN206992860U (en) 2017-04-19 2017-04-19 A kind of magnetic suspension bearing motor

Country Status (1)

Country Link
CN (1) CN206992860U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109681749B (en) * 2018-12-19 2020-04-24 武汉船用电力推进装置研究所(中国船舶重工集团公司第七一二研究所) Rotor position detection installation assembly and magnetic suspension bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109681749B (en) * 2018-12-19 2020-04-24 武汉船用电力推进装置研究所(中国船舶重工集团公司第七一二研究所) Rotor position detection installation assembly and magnetic suspension bearing

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180209

Termination date: 20210419