CN107612210A - A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method - Google Patents
A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method Download PDFInfo
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- CN107612210A CN107612210A CN201710840532.XA CN201710840532A CN107612210A CN 107612210 A CN107612210 A CN 107612210A CN 201710840532 A CN201710840532 A CN 201710840532A CN 107612210 A CN107612210 A CN 107612210A
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- bevel gear
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- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method, including substrate, the surface middle part of substrate is vertically and fixedly provided with fixed plate, and first bevel gear is provided with fixed plate, and the end face of first bevel gear is provided with rotary shaft；The surface both sides of the substrate are respectively fixed with supporting box and two slide rails, and the second bevel gear engaged with first bevel gear is provided with the side wall that supporting box connects with fixed plate, and the end face of second bevel gear is mounted with leading screw；Slip casing is fixed with by slide plate on two slide rails, casing is slided and is connected with lead screw transmission, slide and motor is mounted with the top of casing.The present invention is slided on casing by the way that motor is arranged on, speed regulating mechanism is arranged on supporting box, directly it can be rotated in motor operation course by rotating rotary shaft electric gear group, so as to be rotated by gear set drive screw mandrel, leading screw drives slip casing movement to realize the clutch of permanent magnetism device, and then realizes speed governing.
Description
Technical field
The invention belongs to magneto field, is related to a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and controlling party
Method.
Background technology
Adjuster adjusts the relative position of tubular p-m rotor and tubular conductor rotor in axis direction, is turned with changing permanent magnetism
Son and the live part of conductor rotor coupling, you can change the moment of torsion transmitted between the two, can realize repeating, adjustable
Controllable output torque and rotating speed, realize the purpose of variable speed energy saving.
In the application of magneto, the clutch of conductor rotor and p-m rotor typically by speed regulating mechanism carry out from
Speed governing is closed, speed governing is carried out due to needing to shut down during speed regulating mechanism use, it is cumbersome using process.
The content of the invention
It is an object of the invention to provide a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method, the tune
Speed variator is slided on casing by the way that motor is arranged on, and speed regulating mechanism is arranged on supporting box, can not transported in motor
Speed governing is carried out by speed regulating mechanism when turning, while can be directly by rotating rotary shaft electric gear in motor operation course
Wheel group rotates, and so as to be rotated by gear set drive screw mandrel, leading screw, which drives, slides the clutch that permanent magnetism device is realized in casing movement, and then
Speed governing is realized, reaches smoothly adjustable-speed or not maintenance shut-downs so that motor is protected, and extends the service life of motor.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device, including substrate, the surface middle part of substrate are vertically and fixedly provided with
Fixed plate, first bevel gear is installed in fixed plate, the end face of first bevel gear is provided with rotary shaft；
The surface both sides of the substrate are respectively fixed with supporting box and two slide rails, and the top installation of supporting box is fixed
There is speed regulating mechanism, the side wall and fixed plate of supporting box are perpendicular, are installed in the side wall that supporting box connects with fixed plate
There is second bevel gear, second bevel gear and first bevel gear are meshed, and the end face of second bevel gear is mounted with leading screw；Two
Slide plate is respectively and fixedly provided with slide rail, slip casing is fixed with slide plate, casing is slided and is connected with lead screw transmission, slide the top of casing
It is mounted with motor.
Further, the bottom surface Corner Strapped of the substrate has support round platform, and support round platform is prepared by elastomeric material.
Further, the surface of the fixed plate is provided with through hole, and rotary shaft is provided with through hole, and one end of rotary shaft is fixed
There is first bevel gear, the other end is vertically and fixedly provided with connecting plate, and the top of connecting plate is vertically and fixedly provided with to be helped in the rotation of horizontal distribution
Hand.
Further, the supporting box includes the rectangular support circle for being vertically fixed on substrate surface, rectangular support circle
Top is fixed with supporting plate, and rectangular support circle includes the first side wall with fixed plate vertical connection, and the first side wall surface is fixed with
Rotating shaft, second bevel gear is installed in rotating shaft, the both ends of the first side wall are vertically and fixedly provided with two second sidewalls, two second sidewalls
One end the first tapped through hole, the both sides of supporting plate are provided with by the 3rd side wall vertical connection, the surface of two second sidewalls
Wall has been relatively fixed two contiguous blocks, and the surface of contiguous block is provided with second tapped through hole corresponding with the first tapped through hole, branch
Fagging is fixed at the top of rectangular support circle by screw through the first tapped through hole and the second tapped through hole, and one end of supporting plate is prolonged
Extend the top of fixed plate.
Further, the bottom for sliding casing is fixed on slide plate, and the side wall for sliding casing is provided with and leading screw spiral shell
The tapped through hole that line coordinates.
A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating apparatus control method, is comprised the following steps that：
S1：Rotating rotary shaft drives first bevel gear to rotate, and drive is engaged by first bevel gear and second bevel gear
Second bevel gear rotates；
S2：Leading screw rotation is driven when second bevel gear rotates, passes through the side wall with sliding casing in screw mandrel rotation process
The screw thread of tapped through hole, which coordinates, drives slip casing to be slided on slide rail；
S3：The slip for sliding casing drives the motor movement for sliding casing top, realizes that conductor turns by the movement of motor
Air gap between son and p-m rotor changes, and then changes output end moment of torsion, changes electricity by the change of output end moment of torsion
The output speed of machine, realize the purpose of load end speed governing.
Further, also comprise the following steps：Slide casing fix, changed by speed regulating mechanism, conductor rotor and
Air gap between p-m rotor changes, and then changes load torque, and load output speed is realized by the change of load torque
Control.
Beneficial effects of the present invention：
The magneto of the present invention, which is arranged on, to be slided on casing, and speed regulating mechanism is arranged on supporting box, Ke Yi
Speed governing is carried out by speed regulating mechanism when motor does not operate, while can be directly by rotating in motor operation course
Axle electric gear group rotates, and so as to be rotated by gear set drive screw mandrel, leading screw drives slip casing movement to realize permanent magnetism device
Clutch, and then speed governing is realized, reach smoothly adjustable-speed or not maintenance shut-downs so that motor is protected, and extend motor uses the longevity
Life.
The fixing device bottom of the present invention is provided with four rubber round platforms, can be reduced by the cushioning effect of rubber round platform
Vibrations in motor operation course, and then play the purpose of noise reduction.
Brief description of the drawings
For the ease of it will be appreciated by those skilled in the art that the present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is permanent magnetic synchronous motor structure schematic diagram of the present invention；
Arrangements for speed regulation structural representation when Fig. 2 is permagnetic synchronous motor normal work of the present invention；
Arrangements for speed regulation structural representation when Fig. 3 is permagnetic synchronous motor clutch of the present invention；
Fig. 4 is arrangements for speed regulation partial structurtes exploded perspective view of the present invention；
Fig. 5 is arrangements for speed regulation partial structurtes exploded perspective view of the present invention；
Fig. 6 slides body structure exploded perspective view for the present invention.
Embodiment
A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device, as shown in Figure 1, Figure 2 and Figure 3, including substrate 1, substrate 1
Bottom surface Corner Strapped have support round platform 2, it is described support round platform 2 prepared by elastomeric material, the surface middle part of substrate 1 is vertically fixed
There is fixed plate 3, first bevel gear 6 is installed in fixed plate 3, the end face of first bevel gear 6 is provided with rotary shaft 7；
As shown in Figure 4 and Figure 5, the surface both sides of the substrate 1 are respectively fixed with supporting box 4 and two slide rails 5, support
The top of casing 4 is mounted with speed regulating mechanism 12, and governor motion 12 is arranged on bearing axle, the side wall of supporting box 4
It is perpendicular with fixed plate 3, second bevel gear 8, the He of second bevel gear 8 are installed in the side wall that supporting box 4 connects with fixed plate 3
First bevel gear 6 is meshed, and the end face of second bevel gear 8 is mounted with leading screw 9, and slide plate 10 is respectively and fixedly provided with two slide rails 5,
It is fixed with slide plate 10 and slides casing 11, is slided casing 11 and be connected with leading screw 9, the top for sliding casing 11 is mounted with
Motor 13, conductor rotor is installed on the output shaft of motor 13, the p-m rotor of permagnetic synchronous motor is arranged on load end input shaft
On, without drive connection between conductor rotor and p-m rotor, drive slip casing 11 to be moved on slide rail by screw mandrel 9, and then
The motion of motor is realized, the clutch of conductor rotor and p-m rotor is realized by the motion of motor, and then realize the regulation of speed；
The surface of the fixed plate 3 is provided with through hole 301, and rotary shaft 7 is provided with through hole 301, and one end of rotary shaft 7 is fixed
There is first bevel gear 6, the other end is vertically and fixedly provided with connecting plate 701, and the top of connecting plate 701 is vertically and fixedly provided with horizontal distribution
Rotary handle 702, drive rotary shaft 7 to rotate by rotary handle 702, and then drive first bevel gear 6 to rotate；
The supporting box 4 includes the rectangular support circle 401 for being vertically fixed on the surface of substrate 1, the top of rectangular support circle 401
Portion is fixed with supporting plate 402, and rectangular support circle 401 includes the first side wall 4011 with the vertical connection of fixed plate 3, the first side wall
401 surfaces are fixed with rotating shaft 4012, and second bevel gear 8 is provided with rotating shaft 4012, and the both ends of the first side wall 4011 are vertically fixed
There are two second sidewalls 4013, one end of two second sidewalls 4013 passes through the vertical connection of the 3rd side wall 4014, two the second sides
The surface of wall 4013 is provided with the first tapped through hole, and the two side of supporting plate 402 has been relatively fixed two contiguous blocks 403, connection
The surface of block 403 is provided with second tapped through hole corresponding with the first tapped through hole, and supporting plate 402 passes through the first spiral shell by screw
Line through hole and the second tapped through hole are fixed on the top of rectangular support circle 401, and one end of supporting plate 402 extends to the top of fixed plate 3
Portion, the length of the supporting plate 402 are equal to the length of second sidewall 4013 and the length sum of fixed plate 3；
As shown in fig. 6, it is described slide casing 11 bottom be fixed on slide plate 10, slide casing 11 a side wall be provided with
The tapped through hole 1101 that the screw thread of leading screw 9 coordinates, drive leading screw 9 to rotate by second bevel gear 8, pass through in the rotation process of screw mandrel 9
The screw thread of a side wall tapped through hole 1101 with sliding casing 11, which coordinates, drives slip casing 11 to be slided on slide rail, and then realizes
The movement of motor.
A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating control method, is comprised the following steps that：:
S1：Rotating rotary shaft 7 drives first bevel gear 6 to rotate, and passes through engaging for first bevel gear 6 and second bevel gear 8
Second bevel gear 8 is driven to rotate；
S2：Leading screw 9 is driven to rotate when second bevel gear 8 rotates, by with sliding the one of casing 11 in the rotation process of screw mandrel 9
The screw thread of sidewall thread through hole 1101, which coordinates, drives slip casing 11 to be slided on slide rail 5；
S3：The slip for sliding casing 11 drives the motor 13 for sliding the top of casing 11 to move, and passes through the mobile reality of motor 13
Existing air gap between conductor rotor and p-m rotor changes, and then changes output end moment of torsion, is entered by the change of output end moment of torsion
And change the output speed of motor, realize the purpose of load end speed governing；
S4：Slide casing 11 to fix, changed by speed regulating mechanism 12, the air gap between conductor rotor and p-m rotor
Change, and then change load torque, the control of load output speed is realized by the change of load torque.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (7)
1. a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device, it is characterised in that including substrate (1), the surface of substrate (1)
Middle part is vertically and fixedly provided with fixed plate (3), and first bevel gear (6), the end face of first bevel gear (6) are provided with fixed plate (3)
Rotary shaft (7) is installed；
The surface both sides of the substrate (1) are respectively fixed with supporting box (4) and two slide rails (5), the top of supporting box (4)
Speed regulating mechanism (12) is mounted with, the side wall and fixed plate (3) of supporting box (4) are perpendicular, and supporting box (4) is with consolidating
Second bevel gear (8) is installed in the side wall that fixed board (3) connects, second bevel gear (8) and first bevel gear (6) are meshed, the
The end face of two bevel gears (8) is mounted with leading screw (9)；Slide plate (10) is respectively and fixedly provided with two slide rails (5), is consolidated on slide plate (10)
Surely there is slip casing (11), slide casing (11) and be connected with leading screw (9), slide and be mounted with electricity at the top of casing (11)
Machine (13).
A kind of 2. internal permanent magnet synchronous motor weak-magnetic speed-regulating device according to claim 1, it is characterised in that the base
The bottom surface Corner Strapped of plate (1) has support round platform (2), and support round platform (2) is prepared by elastomeric material.
3. a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device according to claim 1, it is characterised in that described solid
The surface of fixed board (3) is provided with through hole (301), and rotary shaft (7) is provided with through hole (301), and one end of rotary shaft (7) is fixed with
One bevel gear (6), the other end are vertically and fixedly provided with connecting plate (701), and the top of connecting plate (701) is vertically and fixedly provided with horizontal distribution
Rotary handle (702).
A kind of 4. internal permanent magnet synchronous motor weak-magnetic speed-regulating device according to claim 1, it is characterised in that the branch
Support casing (4) includes the rectangular support circle (401) for being vertically fixed on substrate (1) surface, and the top of rectangular support circle (401) is fixed
There is supporting plate (402), rectangular support circle (401) includes the first side wall (4011) with fixed plate (3) vertical connection, the first side wall
(401) surface is fixed with rotating shaft (4012), is provided with second bevel gear (8) in rotating shaft (4012), and the two of the first side wall (4011)
End is vertically and fixedly provided with two second sidewalls (4013), and one end of two second sidewalls (4013) is vertical by the 3rd side wall (4014)
Connection, the surface of two second sidewalls (4013) are provided with the first tapped through hole, and the two side of supporting plate (402) has been relatively fixed
Two contiguous blocks (403), the surface of contiguous block (403) are provided with second tapped through hole corresponding with the first tapped through hole, support
Plate (402) is fixed at the top of rectangular support circle (401) by screw through the first tapped through hole and the second tapped through hole, supporting plate
(402) one end extends to the top of fixed plate (3).
A kind of 5. internal permanent magnet synchronous motor weak-magnetic speed-regulating device according to claim 1, it is characterised in that the cunning
The bottom of dynamic casing (11) is fixed on slide plate (10), and the side wall for sliding casing (11) is provided with what is coordinated with leading screw (9) screw thread
Tapped through hole (1101).
6. a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating apparatus control method according to claim 1, its feature exist
In comprising the following steps that：
S1：Rotating rotary shaft (7) drives first bevel gear (6) to rotate, and passes through first bevel gear (6) and second bevel gear (8)
Engagement drives second bevel gear (8) to rotate；
S2：Leading screw (9) is driven to rotate when second bevel gear (8) rotates, by with sliding casing (11) in screw mandrel (9) rotation process
A side wall tapped through hole screw thread coordinate drive slide casing (11) slided on slide rail (5)；
S3：The slip for sliding casing (11) drives the motor (13) slided at the top of casing (11) mobile, passes through the shifting of motor (13)
The dynamic air gap realized between conductor rotor and p-m rotor changes, and then changes output end moment of torsion, passes through changing for output end moment of torsion
Become and then change the output speed of motor, realize the purpose of load end speed governing.
7. a kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating apparatus control method according to claim 6, its feature exist
In also comprising the following steps：It is fixed to slide casing (11), is changed by speed regulating mechanism (12), conductor rotor and permanent magnetism turn
Air gap between son changes, and then changes load torque, and the control of load output speed is realized by the change of load torque.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840532.XA CN107612210B (en) | 2017-09-18 | 2017-09-18 | A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840532.XA CN107612210B (en) | 2017-09-18 | 2017-09-18 | A kind of internal permanent magnet synchronous motor weak-magnetic speed-regulating device and control method |
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| Publication Number | Publication Date |
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| CN107612210A true CN107612210A (en) | 2018-01-19 |
| CN107612210B CN107612210B (en) | 2019-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112564448A (en) * | 2020-12-11 | 2021-03-26 | 山东天厚石油科技有限责任公司 | Permanent magnet speed regulation device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014125991A (en) * | 2012-12-27 | 2014-07-07 | Mitsubishi Heavy Ind Ltd | Operation monitoring system of exhaust heat recovery power generation apparatus |
| CN105987153A (en) * | 2015-02-06 | 2016-10-05 | 迈格钠磁动力股份有限公司 | Dual-power input speed reducer based on permanent magnet driving technique and power switching method of dual-power input speed reducer |
| CN206135692U (en) * | 2016-10-13 | 2017-04-26 | 浙江远邦流体科技有限公司 | Permanent magnetism transmission and pump |
-
2017
- 2017-09-18 CN CN201710840532.XA patent/CN107612210B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014125991A (en) * | 2012-12-27 | 2014-07-07 | Mitsubishi Heavy Ind Ltd | Operation monitoring system of exhaust heat recovery power generation apparatus |
| CN105987153A (en) * | 2015-02-06 | 2016-10-05 | 迈格钠磁动力股份有限公司 | Dual-power input speed reducer based on permanent magnet driving technique and power switching method of dual-power input speed reducer |
| CN206135692U (en) * | 2016-10-13 | 2017-04-26 | 浙江远邦流体科技有限公司 | Permanent magnetism transmission and pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112564448A (en) * | 2020-12-11 | 2021-03-26 | 山东天厚石油科技有限责任公司 | Permanent magnet speed regulation device |
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| CN107612210B (en) | 2019-06-14 |
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Effective date of registration: 20191204 Address after: 315000 room 4099, building 41, No. 618, Changxing Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: Ningbo Wofu Power Technology Co., Ltd Address before: 230000 Anhui high tech Zone Hefei City Wangjiang Road and Jin Gui Lu intersection Kunpeng Industrial Park AE-3 Patentee before: Anhui Wo Fu Power Tech Corp. Inc. |