CN208589905U - A kind of coaxial-type permanent magnetic transmission device - Google Patents
A kind of coaxial-type permanent magnetic transmission device Download PDFInfo
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- CN208589905U CN208589905U CN201821278818.XU CN201821278818U CN208589905U CN 208589905 U CN208589905 U CN 208589905U CN 201821278818 U CN201821278818 U CN 201821278818U CN 208589905 U CN208589905 U CN 208589905U
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- permanent magnet
- driven
- rotor
- active
- active permanent
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Abstract
The utility model relates to a kind of coaxial-type permanent magnetic transmission devices, including the coaxial-type permanent magnetic transmission device, including power rotor, driven rotor, separation sleeve, Zuo Congdong permanent magnet, right driven permanent magnet, left active permanent magnet I, left active permanent magnet II, right active permanent magnet I, right active permanent magnet II.The utility model is able to solve the problems such as transmitting magnetic torque that prior art magnetic drives structure is primarily present is smaller.
Description
Technical field
The utility model belongs to sealing field of mechanical engineering, and in particular to a kind of coaxial-type permanent magnetic transmission device.
Background technique
When permanent magnet transmission is also known as magnetic coupling or magnetic coupling, mainly include the structure type of three kinds of forms i.e.
Coaxial-type magnetic drives, end-surface type magnetic drives and parallel-axis type magnetic drives.Magnetic drives are to utilize permanent-magnet material or electricity
The magneticaction that magnet generates realizes power or the non-contacting transmitting of torque.Existing magnetic drives are mainly according to the permanent magnet opposite sex
Attracting principle realizes the transmitting of torque, but this kind of magnetic drives structure is primarily present the problems such as transmitting magnetic torque is smaller, therefore
The magnetic torque for improving magnetic drives, which is successfully applied to it mechanical engineering transmission field, to have great importance.
Utility model content
The purpose of the utility model is to provide a kind of coaxial-type permanent magnetic transmission devices, to solve prior art magnetic drives
The problems such as the transmitting magnetic torque that structure is primarily present is smaller.
The technical solution of the utility model is as follows:
The coaxial-type permanent magnetic transmission device, including power rotor, driven rotor, separation sleeve, Zuo Congdong permanent magnet, the right side
Driven permanent magnet, left active permanent magnet I, left active permanent magnet II, right active permanent magnet I, right active permanent magnet II；
The driven rotor is cylindrical shape, and paste has the left driven permanent magnet of a circle on the annulus end face of left end, right
Paste has the right driven permanent magnet of a circle on the annulus end face at end；
The power rotor includes left rotor and right rotor, is consolidated between the left rotor and right rotor by connector
Fixed connection；For the driven rotor integral assembling inside power rotor, the right side wall of the left rotor is equipped with inner cylinder I
It is set in outer barrel I with outer barrel I, the inner cylinder I, inner cylinder I and the concentric binocular structure of outer barrel I group；It is described
The left side wall of right rotor be equipped with inner cylinder II and outer barrel II, the inner cylinder II is set in outer barrel II, inner cylinder
II and the concentric binocular structure of outer barrel II group；
The inner cylinder I is equipped with the left active permanent magnet I of a circle, and outer barrel I is equipped with a left active permanent magnet II of circle,
Left driven permanent magnet is clipped in the middle by the left active permanent magnet I and left active permanent magnet II, the inner wall of left active permanent magnet I
Corresponding with the outer wall of left driven permanent magnet, the outer wall of left active permanent magnet II is corresponding with the inner wall of left driven permanent magnet；
The inner cylinder II is equipped with the right active permanent magnet I of a circle, and outer barrel II is equipped with a right active permanent magnet of circle
Right driven permanent magnet is clipped in the middle by II, the right active permanent magnet I and right active permanent magnet II, right active permanent magnet I's
Inner wall is corresponding with the outer wall of right driven permanent magnet, and the outer wall of right active permanent magnet II is opposite with the inner wall of right driven permanent magnet
It answers；
The separation sleeve is fixedly connected with power rotor, and power rotor is followed to rotate together, and the separation sleeve will be from
The driven permanent magnet in a left side, right driven permanent magnet on turn integrally wrap up, the separation sleeve and entire driven rotor, a left side
Active permanent magnet I, left active permanent magnet II, right active permanent magnet I and right active permanent magnet II are not contacted.
The driven rotor fixing sleeve is loaded on driven shaft；The left rotor is fixedly set on driving shaft, the main right side
Rotor is sleeved on driven shaft, and right rotor can be rotated relative to driven shaft；The left end of the separation sleeve is fixedly installed in a left side
On the right side of rotor at driving shaft, and the left end of separation sleeve is set on driving shaft simultaneously；The separation sleeve
Right end is set on driven shaft, can be rotated relative to driven shaft.
The connector is connecting rod, and the both ends of the connecting rod are fixedly connected with left rotor and right rotor respectively, described
Connecting rod be equipped with two or more, along the circumferencial direction interval of left rotor and right rotor be arranged.
The left rotor is equipped with keyway, and the driving shaft is integral by key I cooperation and left rotor assembly.
The driven rotor is equipped with keyway, and the driven shaft is assembled into one with driven rotor by key II cooperation
Body.
The inner sidewall that the lateral wall of the inner cylinder I is equipped with a circle left active permanent magnet I, outer barrel I is equipped with one
Enclose left active permanent magnet II.
The lateral wall of the inner cylinder II is equipped with a right active permanent magnet I of circle, and the inner sidewall of outer barrel II is equipped with
The one right active permanent magnet II of circle.
The left active permanent magnet I is identical with the axial length of left active permanent magnet II, and is greater than left driven permanent magnetism
The length of body；The right active permanent magnet I is identical with the axial length of right active permanent magnet II, and is greater than right driven permanent magnetism
The axial length of body.
The left active permanent magnet I, left active permanent magnet II, Zuo Congdong permanent magnet are made of the splicing of multiple permanent magnets
Cylinder, permanent magnet number used in left active permanent magnet I, left active permanent magnet II, Zuo Congdong permanent magnet is consistent, and total
Number is even number.
The right active permanent magnet I, right active permanent magnet II, right driven permanent magnet are made of the splicing of multiple permanent magnets
Cylinder, right active permanent magnet I, right active permanent magnet II, permanent magnet number is consistent and total used in right driven permanent magnet
Number is even number.
The left active permanent magnet I, left active permanent magnet II, Zuo Congdong permanent magnet are radial magnetizing type permanent magnet,
The left active permanent magnet, the magnetic line of force direction of left active permanent magnet II, Zuo Congdong permanent magnet are identical.
The right active permanent magnet I, right active permanent magnet II, right driven permanent magnet are radial magnetizing type permanent magnet,
The right active permanent magnet I, right active permanent magnet II, the magnetic line of force direction of right driven permanent magnet are identical.
The driven permanent magnet in a left side is identical with the magnetic line of force direction of right active permanent magnet II.
The utility model is by arranging active permanent magnet in the Internal and external cycle of left driven permanent magnet and the right driven permanent magnet in a left side
Mode to greatly improve the magnetic torque of permanent magnet transmission, this kind arrangement not only increases magnetic torque, meanwhile, Internal and external cycle is actively forever
Magnet can greatly reduce influence of the centrifugal force to driven permanent magnet, improve transmission to the magnetic attraction force of driven permanent magnet
Reliability and safety.Moreover, the utility model using Internal and external cycle transmit can effectively avoid being vortexed by the way of torque simultaneously
It generates, further increases transmission efficiency.
The utility model ingehious design active permanent magnet magnetic transmission structure longer than driven permanent magnet, therefore separation sleeve is not
The magnetic line of force between driven permanent magnet and outer ring active permanent magnet is only cut, while also cutting active permanent magnet and inner ring active forever
The magnetic line of force between magnet, the vortex that two kinds of cutting magnetic lines generate is contrary, reduces the effect of eddy-current loss, improves
Magnetic drive efficiency.
The driven permanent magnet in a left side, the right driven permanent magnet on driven rotor are integrally wrapped up moreover, the utility model uses
The isolation nested structure come, forms inner ring separation sleeve and outer ring isolation nested structure, and nested structure meeting is isolated in inner ring separation sleeve and outer ring
The magnetic line of force between left active permanent magnet I, II and right active permanent magnet I, II is respectively cut, this further enhances reversed vortex
Intensity, can be more close to separation sleeve cutting active permanent magnet than the vortex intensity of driven permanent magnet, being capable of better phase
Vortex is mutually offset, Magnetic drive efficiency is further increased.
Power rotor and the contactless transmitting torque of driven rotor, avoid rubbing caused by machine driving in the utility model
Scouring damage, vibration and noise problem.The permanent magnet transmission structure of use has overload protective function.What is used in the utility model is non-
Magnetic conduction separation sleeve effectively reduces leakage field, improves magnetic field utilization rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of coaxial-type magnetic drive provided by the embodiment of the utility model；
Fig. 2 is the face the A-A cross-sectional view of coaxial-type magnetic drive provided by the embodiment of the utility model；
Fig. 3 is the face the B-B cross-sectional view of coaxial-type magnetic drive provided by the embodiment of the utility model；
Fig. 4 is the portion C enlarged drawing in coaxial-type magnetic drive Fig. 3 and Fig. 4 provided by the embodiment of the utility model；
Each serial number mark and corresponding title are as follows in figure:
1- power rotor, 2- driven rotor, 3- separation sleeve, the left driven permanent magnet of 4-, the right driven permanent magnet of 5-, the left active of 6-
Right active permanent magnet II, 10- inner cylinder I, the 11- outer cylinder of permanent magnet I, 7- left active permanent magnet II, 8- right active permanent magnet I, 9-
Body I, 12- inner cylinder II, 13- outer barrel II, 14- driven shaft, 15- driving shaft, 16- key I, 17- key II,
101- left rotor, 102- right rotor, 103- connecting rod.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figs 1-4, the coaxial-type permanent magnetic transmission device, including power rotor 1, driven rotor 2, separation sleeve 3,
Left driven permanent magnet 4, right driven permanent magnet 5, left active permanent magnet I6, left active permanent magnet II7, right active permanent magnet I8, the right side
Active permanent magnet II9；
The driven rotor 2 is cylindrical shape, and paste has the left driven permanent magnet 4 of a circle on the annulus end face of left end,
Paste has the right driven permanent magnet 5 of a circle on the annulus end face of right end；
The power rotor 1 includes left rotor 101 and right rotor 102, the left rotor 101 and right rotor 102 it
Between be fixedly connected by connector；2 integral assembling of driven rotor inside power rotor 1, the left rotor 101
Right side wall is equipped with inner cylinder I10 and outer barrel I11, and the inner cylinder I10 is set in outer barrel I11, inner cylinder I10 and outer
The concentric binocular structure of cylinder I11 group；The left side wall of the right rotor 102 is equipped with inner cylinder II12 and outer barrel
II13, the inner cylinder II12 are set in outer barrel II13, inner cylinder II12 and the concentric double shell knot of outer barrel II13 group
Structure；
The inner cylinder I10 is equipped with the left active permanent magnet I6 of a circle, and outer barrel I11 is equipped with the left active permanent magnetism of circle
Left driven permanent magnet 4 is clipped in the middle by body II7, the left active permanent magnet I6 and left active permanent magnet II7, left active permanent magnetism
The inner wall of body I6 is corresponding with the outer wall of left driven permanent magnet 4, the driven permanent magnet 4 of outer wall and a left side of left active permanent magnet II7
Inner wall is corresponding；
The inner cylinder II12 is equipped with the right active permanent magnet I8 of a circle, and outer barrel II13 is equipped with a right active of circle forever
Right driven permanent magnet 5 is clipped in the middle by magnet II9, the right active permanent magnet I8 and right active permanent magnet II9, and right active is forever
The inner wall of magnet I8 is corresponding with the outer wall of right driven permanent magnet 5, the outer wall of right active permanent magnet II9 and right driven permanent magnet 5
Inner wall it is corresponding；
The separation sleeve 3 is fixedly connected with power rotor 1, and power rotor 1 is followed to rotate together, the separation sleeve 3
By on driven rotor 2 the driven permanent magnet 4 in a left side, right driven permanent magnet 5 is whole wraps up, the separation sleeve 3 with entirely from
Turn 2, left active permanent magnet I6, left active permanent magnet II7, right active permanent magnet I8 and right active permanent magnet II9 do not connect
Touching.
2 fixing sleeve of driven rotor is loaded on driven shaft 14；The left rotor 101 is fixedly set in driving shaft 15
On, main right rotor 102 is sleeved on driven shaft 14, and right rotor 102 can be rotated relative to driven shaft 14；The separation sleeve 3
Left end be fixedly installed on the right side of left rotor 101 at the driving shaft 15, and the left end of separation sleeve 3 is set in simultaneously
On driving shaft 15；The right end of the separation sleeve 3 is set on driven shaft 14, can be rotated relative to driven shaft 14.
The connector is connecting rod 103, and the both ends of the connecting rod 103 are solid with left rotor 101 and right rotor 102 respectively
Fixed connection, the connecting rod 103 are equipped with two or more, are arranged along the circumferencial direction interval of left rotor 101 and right rotor 102.
The left rotor 101 is equipped with keyway, and the driving shaft 15 is assembled by key I16 cooperation with left rotor 101
Integrally.
The driven rotor 2 is equipped with keyway, and the driven shaft 14 is assembled by key II17 cooperation with driven rotor 2
Integrally.
The lateral wall of the inner cylinder I10 is equipped with a left active permanent magnet I6 of circle, sets on the inner sidewall of outer barrel I11
There is the left active permanent magnet II7 of a circle.
The lateral wall of the inner cylinder II12 is equipped with a right active permanent magnet I8 of circle, on the inner sidewall of outer barrel II13
Equipped with a right active permanent magnet II9 of circle.
The left active permanent magnet I6 is identical with the axial length of left active permanent magnet II7, and it is driven forever to be greater than a left side
The length of magnet 4；The right active permanent magnet I8 is identical with the axial length of right active permanent magnet II9, and be greater than it is right from
The axial length of dynamic permanent magnet 5.
The left active permanent magnet I6, left active permanent magnet II7, Zuo Congdong permanent magnet 4 are spliced by multiple permanent magnets
The cylinder of composition, permanent magnet number one used in left active permanent magnet I6, left active permanent magnet II7, Zuo Congdong permanent magnet 4
It causes, and sum is even number.
The right active permanent magnet I8, right active permanent magnet II9, right driven permanent magnet 5 are spliced by multiple permanent magnets
The cylinder of composition, right active permanent magnet I8, right active permanent magnet II9, permanent magnet number one used in right driven permanent magnet 5
It causes, and sum is even number.
As shown in figure 4, the left active permanent magnet I6, left active permanent magnet II7, Zuo Congdong permanent magnet 4 are radial direction
The type that magnetizes permanent magnet, the magnetic line of force direction phase of the left active permanent magnet 6, left active permanent magnet II7, Zuo Congdong permanent magnet 4
Together.
As shown in figure 4, the right active permanent magnet I8, right active permanent magnet II9, right driven permanent magnet 5 are radial direction
The type that magnetizes permanent magnet, the magnetic line of force direction phase of the right active permanent magnet I8, right active permanent magnet II9, right driven permanent magnet 5
Together.
The driven permanent magnet 4 in a left side is identical with the magnetic line of force direction of right active permanent magnet II9.
Claims (10)
1. a kind of coaxial-type permanent magnetic transmission device, including power rotor (1), driven rotor (2), separation sleeve (3), Zuo Congdong permanent magnetism
Body (4), right driven permanent magnet (5), left active permanent magnet I(6), left active permanent magnet II(7), right active permanent magnet I(8), it is right
Active permanent magnet II(9), it is characterised in that:
The driven rotor (2) is cylindrical shape, and paste has the left driven permanent magnet (4) of a circle on the annulus end face of left end,
Paste has the right driven permanent magnet (5) of a circle on the annulus end face of right end；
The power rotor (1) includes left rotor (101) and right rotor (102), the left rotor (101) and right rotor
(102) it is fixedly connected between by connector；Driven rotor (2) integral assembling is internal in power rotor (1), described
The right side wall of left rotor (101) is equipped with inner cylinder I(10) and outer barrel I(11), the inner cylinder I(10) it is set to outer barrel
I(11 in), inner cylinder I(10) and outer barrel I(11) the concentric binocular structure of group；The left side wall of the right rotor (102)
It is equipped with inner cylinder II(12) and outer barrel II(13), the inner cylinder II(12) it is set to outer barrel II(13) in, inner cylinder
II(12) and outer barrel II(13) the concentric binocular structure of group；
The inner cylinder I(10) it is equipped with a left active permanent magnet I(6 of circle), outer barrel I(11) it is equipped with a left active of circle forever
Magnet II(7), the left active permanent magnet I(6) and left active permanent magnet II(7) left driven permanent magnet (4) is clipped in the middle,
Left active permanent magnet I(6) inner wall it is corresponding with the outer wall of left driven permanent magnet (4), left active permanent magnet II(7) outer wall and
The inner wall of left driven permanent magnet (4) is corresponding；
The inner cylinder II(12) it is equipped with a right active permanent magnet I(8 of circle), outer barrel II(13) it is equipped with a right active of circle
Permanent magnet II(9), the right active permanent magnet I(8) and right active permanent magnet II(9) be clipped in right driven permanent magnet (5)
Between, right active permanent magnet I(8) inner wall it is corresponding with the outer wall of right driven permanent magnet (5), right active permanent magnet II(9) it is outer
Wall is corresponding with the inner wall of right driven permanent magnet (5)；
The separation sleeve (3) is fixedly connected with power rotor (1), follows power rotor (1) to rotate together, the separation sleeve
(3) the driven permanent magnet (4) in a left side, the right driven permanent magnet (5) on driven rotor (2) are integrally wrapped up, the separation sleeve
(3) with entire driven rotor (2), left active permanent magnet I(6), left active permanent magnet II(7), right active permanent magnet I(8) and right
Active permanent magnet II(9) it does not contact.
2. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: described driven rotor (2) fixing sleeve
Loaded on driven shaft (14)；The left rotor (101) is fixedly set on driving shaft (15), and main right rotor (102) is sleeved on
On driven shaft (14), right rotor (102) can be rotated relative to driven shaft (14)；The fixed peace in the left end of the separation sleeve (3)
On right side loaded on left rotor (101) at driving shaft (15), and the left end of separation sleeve (3) is set in driving shaft simultaneously
(15) on；The right end of the separation sleeve (3) is set on driven shaft (14), can be rotated relative to driven shaft (14).
3. coaxial-type permanent magnetic transmission device as claimed in claim 2, it is characterised in that: the connector is connecting rod (103),
The both ends of the connecting rod (103) are fixedly connected with left rotor (101) and right rotor (102) respectively, and the connecting rod (103) is set
There are two or more, is arranged along the circumferencial direction interval of left rotor (101) and right rotor (102).
4. coaxial-type permanent magnetic transmission device as claimed in claim 2, it is characterised in that: the left rotor (101) is equipped with
Keyway, the driving shaft (15) pass through key I(16) cooperate with left rotor (101) assembly integrally.
5. coaxial-type permanent magnetic transmission device as claimed in claim 2, it is characterised in that: the driven rotor (2) is equipped with
Keyway, the driven shaft (14) pass through key II(17) cooperate with driven rotor (2) assembly integrally.
6. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: the inner cylinder I(10) outside
Wall is equipped with a left active permanent magnet I(6 of circle), outer barrel I(11) inner sidewall be equipped with a left active permanent magnet II(7 of circle)；
The inner cylinder II(12) lateral wall be equipped with a right active permanent magnet I(8 of circle), outer barrel II(13) inner sidewall on set
There is the right active permanent magnet II(9 of a circle).
7. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: the left active permanent magnet I(6) and
Left active permanent magnet II(7) axial length it is identical, and be greater than the length of left driven permanent magnet (4)；The right active is forever
Magnet I(8) it is identical with the axial length of right active permanent magnet II(9), and it is greater than the axial length of right driven permanent magnet (5).
8. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: the left active permanent magnet I(6),
Left active permanent magnet II(7), Zuo Congdong permanent magnet (4) by multiple permanent magnets splice the cylinder that forms, left active permanent magnet I
(6), left active permanent magnet II(7), permanent magnet number is consistent used in Zuo Congdong permanent magnet (4), and sum is even number；It is described
Right active permanent magnet I(8), right active permanent magnet II(9), right driven permanent magnet (5) is made of the splicing of multiple permanent magnets
Cylinder, right active permanent magnet I(8), right active permanent magnet II(9), permanent magnet number one used in right driven permanent magnet (5)
It causes, and sum is even number.
9. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: the left active permanent magnet I(6),
Left active permanent magnet II(7), Zuo Congdong permanent magnet (4) be radial magnetizing type permanent magnet, the left active permanent magnet I(6),
Left active permanent magnet II(7), the magnetic line of force direction of Zuo Congdong permanent magnet (4) it is identical；The right active permanent magnet I(8), right master
Dynamic permanent magnet II(9), right driven permanent magnet (5) be radial magnetizing type permanent magnet, the right active permanent magnet I(8), right master
Dynamic permanent magnet II(9), the magnetic line of force direction of right driven permanent magnet (5) it is identical.
10. coaxial-type permanent magnetic transmission device as described in claim 1, it is characterised in that: the driven permanent magnet (4) in a described left side and
Right active permanent magnet II(9) magnetic line of force direction it is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278818.XU CN208589905U (en) | 2018-08-09 | 2018-08-09 | A kind of coaxial-type permanent magnetic transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278818.XU CN208589905U (en) | 2018-08-09 | 2018-08-09 | A kind of coaxial-type permanent magnetic transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589905U true CN208589905U (en) | 2019-03-08 |
Family
ID=65543292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821278818.XU Expired - Fee Related CN208589905U (en) | 2018-08-09 | 2018-08-09 | A kind of coaxial-type permanent magnetic transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880186A (en) * | 2018-08-09 | 2018-11-23 | 广西科技大学 | A kind of coaxial-type permanent magnetic transmission device |
-
2018
- 2018-08-09 CN CN201821278818.XU patent/CN208589905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880186A (en) * | 2018-08-09 | 2018-11-23 | 广西科技大学 | A kind of coaxial-type permanent magnetic transmission device |
| CN108880186B (en) * | 2018-08-09 | 2023-05-23 | 广西科技大学 | Coaxial permanent magnet transmission device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190308 Termination date: 20190809 |
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| CF01 | Termination of patent right due to non-payment of annual fee |