CN209545406U - A kind of permanent-magnet variable-speed device - Google Patents
A kind of permanent-magnet variable-speed device Download PDFInfo
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- CN209545406U CN209545406U CN201821908572.XU CN201821908572U CN209545406U CN 209545406 U CN209545406 U CN 209545406U CN 201821908572 U CN201821908572 U CN 201821908572U CN 209545406 U CN209545406 U CN 209545406U
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Abstract
The utility model discloses a kind of permanent-magnet variable-speed devices, including conductor rotor, p-m rotor, torque plate, mobile pin shaft, bearing, slidiing pin, slidiing pin one end is fixed on torque plate, and one end passes through the ring flange of p-m rotor, and p-m rotor can be moved along slidiing pin；Mobile pin shaft one end is fixed by bearing and torque plate, and one end passes through the ring flange of p-m rotor；Mobile pin shaft outer circumference surface is equipped with screw thread, cooperates with ring flange.When needing to increase output torque, mobile pin shaft, the engagement area increase of p-m rotor and conductor rotor are rotated, output torque increases；When needing to reduce output torque, mobile pin shaft, the engagement area reduction of p-m rotor and conductor rotor are rotated backward, output torque reduces.The utility model can quickly adjust the engagement area of conductor rotor and p-m rotor under off-line state, without change the shaft end of motor and load away from, do not increase the complexity of structure, centering require it is low, it is easy to operate.
Description
Technical field
The utility model relates to permanent-magnet variable-speed device, specifically it is a kind of can offline speed change permanent magnetic coupling.
Background technique
Permanent magnetic coupling structure traditional at present is made of conductor rotor component and permanent magnet rotor component two parts, structure letter
List is, it can be achieved that constant speed is driven.But when system condition need to change speed ratio need to make variation when, change permanent magnetism turn
Engagement area between son and conductor rotor, the method taken are as follows: (1) mobile motor drives conductor rotor to be moved by motor
It moves to achieve the goal；(2) permanent magnetic coupling is dismantled, is ressembled.The above method have the defects that it is certain, when mobile motor
The centering of p-m rotor and conductor rotor is not can guarantee, operation error can then cause the absorption of p-m rotor and conductor rotor existing
As installation difficulty and larger workload.
Summary of the invention
Technical problem to be solved in the utility model is, the shortcomings that for the above prior art, proposes that a kind of permanent magnetism becomes
Fast device can quickly adjust engagement area under off-line state, realize speed change.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is achieved in the following ways:
A kind of permanent-magnet variable-speed device, conductor rotor, p-m rotor, torque plate, locking nut, mobile pin shaft, bearing, sliding pin
Axis, p-m rotor concentric locking collar have gap in conductor rotor between conductor rotor and p-m rotor；Torque plate setting exists
Between conductor rotor and p-m rotor, and p-m rotor is concentric installs, and is connected by mobile pin shaft, slidiing pin and p-m rotor
It connects；The conductor rotor is mounted on input shaft by flange A and expansion set A, and the torque plate is installed by flange B and expansion set B
On output shaft, the p-m rotor floating bushing is on flange B outer circumference surface；When operation, input shaft passes through flange A and expansion set
A delivers torque to conductor rotor, and conductor rotor delivers torque to p-m rotor using magnetic field coupling effect, and p-m rotor is logical
It crosses slidiing pin and delivers torque to torque plate, torque plate delivers torque to output shaft by flange B and expansion set B, thus complete
The process transmitted at power.
By the technical solution of the utility model, slidiing pin one end is fixed on torque plate, and one end passes through p-m rotor
Ring flange, p-m rotor can move axially along slidiing pin, and slidiing pin plays the role of guiding and transmitting torque；Moving pin
Axis one end is fixed by bearing and torque plate, and one end passes through the ring flange of p-m rotor；The mobile pin shaft excircle of mobile pin shaft
There is screw thread on face, be threadedly engaged with ring flange, when needing to increase output torque, rotates mobile pin shaft, p-m rotor is in screw thread
Promotion under move axially adjacent to conductor rotor, the engagement area of p-m rotor and conductor rotor increases, and the torque of transmitting increases；
When needing to reduce output torque, mobile pin shaft is rotated backward, then the p-m rotor moves axially far under the action of screw thread
From conductor rotor, the engagement area of p-m rotor and conductor rotor reduces, and the torque of transmitting reduces.
The technical solution that the utility model further limits is:
Permanent-magnet variable-speed device above-mentioned, flange disc side A are equipped with locking nut, when adjusting p-m rotor to a certain position,
Locking nut is tightened, is bonded with flange disc side A, p-m rotor is fixed on current location.
Permanent-magnet variable-speed device above-mentioned, mobile pin shaft is annular in shape is evenly distributed on torque plate, and quantity is no less than 2.
Permanent-magnet variable-speed device above-mentioned, the slidiing pin is annular in shape to be evenly distributed on torque plate, and quantity is no less than 2.
Spring can also be arranged between the side and flange disc side B of the torque plate, institute in permanent-magnet variable-speed device above-mentioned
It states spring and generates axial elastic force to ring flange；Screw thread, locking nut and flange B excircle are set on flange B outer circumference surface
Being threadedly engaged on face；P-m rotor is fixed on axial a certain position by spring and locking nut collective effect.
Permanent-magnet variable-speed device above-mentioned, spring is annular in shape to be evenly distributed between torque plate and p-m rotor ring flange, number
Amount no less than 2, specification, length are identical.
Permanent-magnet variable-speed device above-mentioned, in 0 to 100% range of engagement area of conductor rotor p-m rotor, spring is in always
Compressive state.
The beneficial effects of the utility model are: p-m rotor delivers torque to torque plate, torque plate by slidiing pin
Output shaft is delivered torque to again, and p-m rotor floating mount is axially movable on output shaft, is adjusted by the thread permanent magnetism and is turned
The axial position of son adjusts the torque of transmitting to change the engagement area with conductor rotor.The technical solution realizes
In the quick adjusting of off-line state lower conductor rotor and p-m rotor engagement area, without passing through movement as permanent magnetic coupling
The mode of motor or detaching equipment is adjusted, and does not need centering again, and workload is less, also without the adjusting of permanent-magnet speed governor complexity
Mechanism does not increase the complexity of structure, and structure is simple, without vulnerable part, high reliablity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is structural schematic diagram when conductor rotor and p-m rotor are staggered in embodiment 1；
Fig. 3 is the structural schematic diagram of 1 conductor rotor of embodiment；
Fig. 4 is the structural schematic diagram of embodiment 1 p-m rotor and torque plate；
Fig. 5 is the structural schematic diagram of the utility model embodiment 2；
Fig. 6 is structural schematic diagram when conductor rotor and p-m rotor are staggered in embodiment 2；
Fig. 7 is the structural schematic diagram of embodiment 2 p-m rotor and torque plate；
Wherein: 1- conductor rotor；2- p-m rotor；3- torque plate；3-1- torque disc side；4- moves pin shaft；4-1- is moved
Dynamic pin shaft outer circumference surface；5- bearing；6- slidiing pin；7- ring flange；7-1- flange disc side A；7-2- ring flange screw thread；7-3-
Flange disc side B；8- locking nut；9- flange A；10- expansion set A；11- input shaft；12- flange B；12-1- flange B excircle
Face；13- expansion set B；14- output shaft；15- spring.
Specific embodiment
The utility model is described in further detail below:
Embodiment 1
A kind of permanent-magnet variable-speed device provided in this embodiment, including conductor rotor (1), p-m rotor (2), torque plate (3), shifting
Dynamic pin shaft (4), bearing (5), slidiing pin (6), p-m rotor (2) concentric locking collar is in conductor rotor (1), and conductor rotor
(1) there is gap between p-m rotor (2)；Torque plate (3) is arranged between conductor rotor (1) and p-m rotor (2), and forever
Magnet rotor (2) is installed with one heart, and is connect by mobile pin shaft (4), slidiing pin (6) with p-m rotor (2)；Conductor rotor (1)
It is mounted on input shaft (11) by flange A (9) and expansion set A (10), torque plate (3) passes through flange B (12) and expansion set B (13)
It is mounted on output shaft (14), p-m rotor (2) floating bushing is on flange B outer circumference surface (12-1)；When operation, input
Axis (11) is delivered torque to conductor rotor (1) by flange A (9) and expansion set A (10), and conductor rotor (1) utilizes magnetic field coupling
Effect delivers torque to p-m rotor (2), and p-m rotor (2) delivers torque to torque plate (3) by slidiing pin (6),
Torque plate (3) delivers torque to output shaft (14) by flange B (12) and expansion set B (13), to complete the mistake of power transmitting
Journey.Slidiing pin (6) one end is fixed on torque plate (3), and one end passes through the ring flange (7) of p-m rotor (2), p-m rotor
(2) it can be moved axially along slidiing pin (6), the slidiing pin (6) plays a part of to be oriented to and transmit torque；Mobile pin shaft (4)
One end is fixed by bearing (5) and torque plate (3), and one end passes through the ring flange (7) of p-m rotor (2)；The shifting of mobile pin shaft (4)
There is screw thread on dynamic pin shaft outer circumference surface (4-1), cooperate with ring flange screw thread (7-2), when needing to increase output torque, rotation is moved
Dynamic pin shaft (4), p-m rotor (2) move axially adjacent to conductor rotor (1) under the promotion of screw thread, p-m rotor (2) and conductor
The engagement area of rotor (1) increases, and the torque of transmitting increases；When needing to reduce output torque, mobile pin shaft is rotated backward
(4), p-m rotor (2) is axially away from conductor rotor (1) under the action of screw thread, p-m rotor (2) and conductor rotor
(1) engagement area reduces, and the torque of transmitting reduces.Flange disc side A (7-1) is equipped with locking nut (8), turns when adjusting permanent magnetism
When sub (2) arrive a certain position, locking nut (8) are tightened, are tightly bonded with flange disc side A (7-1), by p-m rotor (2)
It is secured firmly to current location.2 mobile pin shafts (4) are symmetrically distributed on torque plate (3), and 2 slidiing pins (6) are symmetrically divided
Cloth is on torque plate (3).
Embodiment 2
A kind of permanent-magnet variable-speed device provided in this embodiment, including conductor rotor (1), p-m rotor (2), torque plate (3), cunning
Dynamic pin shaft (6), locking nut (8), spring (15), are equipped with spring between torque disc side (3-1) and flange disc side B (7-3)
(15), the spring (15) generates axial elastic force to ring flange (7)；Screw thread is set on flange B outer circumference surface (12-1), is locked
Tight nut (8) and being threadedly engaged on flange B outer circumference surface (12-1)；Spring (15) and locking nut (8) collective effect will forever
Magnet rotor (2) is fixed on axial a certain position；When needing to increase output torque, locking nut (8) are tightened, then p-m rotor
(2) it is moved axially adjacent under the promotion of locking nut (8) conductor rotor (1), p-m rotor (2) and conductor rotor (1) are nibbled
It closes area to increase, the torque of transmitting increases；When needing to reduce output torque, unclamp locking nut (8), then p-m rotor (2)
It is axially away from conductor rotor (1) under the action of spring (15), the engagement area of p-m rotor (2) and conductor rotor (1)
Reduce, the torque of transmitting reduces.3 springs (15) are annular in shape to be evenly distributed between torque plate (3) and ring flange (7), rule
Lattice, length are identical.Conductor rotor (1) and permanent magnetism are transmitted annular shape and are evenly distributed on torque plate (3).
Above embodiments are only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality
Within the scope of novel protected.
Claims (7)
1. a kind of permanent-magnet variable-speed device, including conductor rotor (1), p-m rotor (2), torque plate (3), mobile pin shaft (4), bearing
(5), slidiing pin (6), p-m rotor (2) concentric locking collar is in conductor rotor (1), and conductor rotor (1) and permanent magnetism turn
There is gap between sub (2)；The torque plate (3) is arranged between conductor rotor (1) and p-m rotor (2), with p-m rotor
(2) installation with one heart, and connect by mobile pin shaft (4), slidiing pin (6) with p-m rotor (2)；The conductor rotor (1) is logical
It crosses flange A (9) and expansion set A (10) is mounted on input shaft (11), the torque plate (3) passes through flange B (12) and expansion set B (13)
It is mounted on output shaft (14), p-m rotor (2) floating bushing is on flange B outer circumference surface (12-1)；When operation, input
Axis (11) is delivered torque to conductor rotor (1) by flange A (9) and expansion set A (10), and conductor rotor (1) utilizes magnetic field coupling
Effect delivers torque to p-m rotor (2), and p-m rotor (2) delivers torque to torque plate (3) by slidiing pin (6),
Torque plate (3) delivers torque to output shaft (14) by flange B (12) and expansion set B (13), to complete the mistake of power transmitting
Journey,
It is characterized by: described slidiing pin (6) one end is fixed on torque plate (3), one end passes through the flange of p-m rotor (2)
Disk (7), p-m rotor (2) can be moved axially along slidiing pin (6), and the slidiing pin (6) plays the work of guiding and transmitting torque
With；Described mobile pin shaft (4) one end is fixed by bearing (5) and torque plate (3), and one end passes through the ring flange of p-m rotor (2)
(7)；The mobile pin shaft outer circumference surface (4-1) of the mobile pin shaft (4) is equipped with screw thread, cooperates with ring flange screw thread (7-2), when
When needing to increase output torque, mobile pin shaft (4) are rotated, the p-m rotor (2) moves axially adjacent under the promotion of screw thread
The engagement area of conductor rotor (1), p-m rotor (2) and conductor rotor (1) increases, and the torque of transmitting increases；When needing to reduce
When output torque, mobile pin shaft (4) are rotated backward, then the p-m rotor (2) is axially away under the action of screw thread leads
The engagement area of body rotor (1), p-m rotor (2) and conductor rotor (1) reduces, and the torque of transmitting reduces.
2. permanent-magnet variable-speed device according to claim 1, it is characterised in that: the flange disc side A (7-1) is equipped with locking screw
Female (8), locking nut (8) are bonded with flange disc side A (7-1), and p-m rotor (2) are fixed.
3. permanent-magnet variable-speed device according to claim 1, it is characterised in that: the mobile pin shaft (4) is annular in shape uniformly to divide
For cloth on torque plate (3), quantity is no less than 2.
4. permanent-magnet variable-speed device according to claim 1, it is characterised in that: the slidiing pin (6) is annular in shape uniformly to divide
For cloth on torque plate (3), quantity is no less than 2.
5. permanent-magnet variable-speed device according to claim 1, it is characterised in that: can also in the torque disc side (3-1) and
Spring (15) are set between flange disc side B (7-3), the spring (15) generates axial elastic force to ring flange (7)；In flange
Screw thread, locking nut (8) and being threadedly engaged on flange B outer circumference surface (12-1) are set on B outer circumference surface (12-1)；Spring
(15) and p-m rotor (2) is fixed on axial a certain position by locking nut (8) collective effect.
6. permanent-magnet variable-speed device according to claim 5, it is characterised in that: the spring (15) is annular in shape to be evenly distributed on
Between torque plate (3) and p-m rotor ring flange (7), quantity is no less than 2, and specification, length are identical.
7. permanent-magnet variable-speed device according to claim 5, it is characterised in that: conductor rotor (1) is engaged with p-m rotor (2)
In 0 to 100% range of area, spring (15) is in compressive state always.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821908572.XU CN209545406U (en) | 2018-11-20 | 2018-11-20 | A kind of permanent-magnet variable-speed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821908572.XU CN209545406U (en) | 2018-11-20 | 2018-11-20 | A kind of permanent-magnet variable-speed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209545406U true CN209545406U (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821908572.XU Active CN209545406U (en) | 2018-11-20 | 2018-11-20 | A kind of permanent-magnet variable-speed device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110729874A (en) * | 2019-11-21 | 2020-01-24 | 南京玛格耐特智能科技有限公司 | Device for cooling, vibration damping and impact reduction of high-temperature slab grinding machine |
| CN110752734A (en) * | 2019-10-30 | 2020-02-04 | 南京银茂永磁节能科技有限公司 | Speed regulating method of stepped permanent magnet energy-saving speed regulator |
| CN110729874B (en) * | 2019-11-21 | 2024-05-14 | 南京玛格耐特智能科技有限公司 | Device for reducing temperature, vibration and impact of high-temperature slab sharpening machine |
-
2018
- 2018-11-20 CN CN201821908572.XU patent/CN209545406U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110752734A (en) * | 2019-10-30 | 2020-02-04 | 南京银茂永磁节能科技有限公司 | Speed regulating method of stepped permanent magnet energy-saving speed regulator |
| CN110729874A (en) * | 2019-11-21 | 2020-01-24 | 南京玛格耐特智能科技有限公司 | Device for cooling, vibration damping and impact reduction of high-temperature slab grinding machine |
| CN110729874B (en) * | 2019-11-21 | 2024-05-14 | 南京玛格耐特智能科技有限公司 | Device for reducing temperature, vibration and impact of high-temperature slab sharpening machine |
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