CN206023554U - A kind of permanent magnetic coupling with soft start adjusting means - Google Patents
A kind of permanent magnetic coupling with soft start adjusting means Download PDFInfo
- Publication number
- CN206023554U CN206023554U CN201621016812.6U CN201621016812U CN206023554U CN 206023554 U CN206023554 U CN 206023554U CN 201621016812 U CN201621016812 U CN 201621016812U CN 206023554 U CN206023554 U CN 206023554U
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- China
- Prior art keywords
- shaped clamping
- plate
- clamping plate
- annular disk
- permanent magnet
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Abstract
The utility model discloses a kind of permanent magnetic coupling with soft start adjusting means, including the p-m rotor that is oppositely arranged and conductor rotor；P-m rotor includes annular disk, is radially provided with the permanent magnet of some rectangles on annular disk, and annular disk is provided with dismountable flux shunt folder；The flux shunt folder is the U-clamp connected into by the first L-shaped clamping plate and the second L-shaped clamping plate, first L-shaped clamping plate affixed is formed by margin plate is vertical with surface plate, the surface plate two ends adjacent with margin plate offer gap respectively, and the first L-shaped clamping plate is embedded in the gap between two adjacent permanent magnets；Conductor rotor includes annular support plate, and the annular support plate surface relative with permanent magnet is provided between conductive plate, and conductive plate and permanent magnet leaves certain distance.The performance that the permanent magnetic coupling can give play to maximum for different types of load realizes that soft start is adjusted, without changing the quantity and the size of air gap of magnet in magnet rotor and simple to operate.
Description
Technical field
The utility model belongs to technical field of driving, and in particular to a kind of permanent magnet coupling with soft start adjusting means
Device.
Background technology
Permanent magnetic coupling is to transmit energy by the p-m rotor on input shaft and output shaft and conductor rotor coupling
Amount.P-m rotor is circumferentially put to the permanent magnet for placing multiple axial directions, leading in these permanent magnets and opposite side conductor rotor
Electric device is axially opposing, and is separated with air gap.In the starting stage for starting, a significant relative slip between two rotors, occurs.
This slip can be reduced to minimum in seconds, meanwhile, the rotating speed of output shaft reaches maximum from zero.If load and coupler
Power match, then need a less starting torque come drive this load.At this moment, will use in starting process
Soft start.Additionally, soft start can cause less impact than hard start to the system of power transmission.
However, existing soft start regulation technology generally needs to disconnect coupler, then change the number of magnet in p-m rotor
Amount and the size of air gap, this adds increased the trouble of operation.
Utility model content
The purpose of this utility model is to provide a kind of permanent magnetic coupling with soft start adjusting means, solves existing soft open
Dynamic regulation technology generally needs to disconnect coupler, then changes the quantity and the size of air gap of magnet in p-m rotor, increased
The problem of troublesome poeration.
A kind of permanent magnetic coupling with soft start adjusting means that the utility model is provided, the permanent magnetism including being oppositely arranged turn
Son and conductor rotor；
The p-m rotor includes annular disk, is radially provided with the permanent magnet of some rectangles, Suo Youyong on the annular disk
Inward flange equidistant circular distribution of the magnet around the annular disk, the N poles and S poles of two adjacent permanent magnets are staggeredly placed, institute
State annular disk and be provided with dismountable flux shunt folder；
Flux shunt folder is the U-clamp connected into by the first L-shaped clamping plate and the second L-shaped clamping plate, and the annular
Disk folder is connected between the first L-shaped clamping plate and the second L-shaped clamping plate, and the first L-shaped clamping plate is vertical with surface plate affixed by margin plate
Form, the surface plate two ends adjacent with margin plate offer gap respectively, the part between two gap is connecting portion, institute
State the first L-shaped clamping plate by connecting portion coupling be embedded in the gap between two adjacent permanent magnets, the second L-shaped clamping plate with
The shapes and sizes all same of the first L-shaped clamping plate；
The conductor rotor includes that annular support plate, the annular support plate surface relative with the permanent magnet are provided with
Certain distance is left between conductive plate, and the conductive plate and permanent magnet.
Preferably, some first screwed holes, the first L-shaped clamping plate and first are offered on the outward flange of the annular disk
The relative position of screwed hole offers the second screwed hole, and the second L-shaped clamping plate position relative with the second screwed hole offers
3rd screwed hole, the annular disk, the first L-shaped clamping plate, the second L-shaped clamping plate are bolted, and the bolt is worn simultaneously
Cross the first screwed hole, the second screwed hole and the 3rd screwed hole.
Preferably, the U-lag for pressing from both sides mating shapes with the flux shunt, the magnetic flux point are offered on the annular disk
Stream mounting board is connected in the U-lag, and the thickness of flux shunt folder is more than the depth of U-lag.
Preferably, some rectangular slots are radially offered on the annular disk, and all rectangular slots surround the annular
The equidistant circular distribution of the inward flange of disk, is inlaid with permanent magnet, and the thickness of permanent magnet is more than square in each rectangular slot
The depth of shape fluting.
Preferably, magnetic support ring is provided between the annular support plate and the conductive plate.
Permanent magnetic coupling of the utility model with soft start adjusting means, can increase the peace of flux shunt folder as needed
Dress quantity, and appropriate position is installed in, further to weaken magnetic flux, magnetic field is adjusted, so, permanent magnetic coupling
Just the performance that maximum can have been given play to for different types of load realizes that soft start is adjusted, and need not change magnetic in magnet rotor
The quantity of body and the size of air gap.As flux shunt presss from both sides easy accessibility, so soft start decreases operating procedure when adjusting,
The operating time is saved.
Description of the drawings
Fig. 1 is longitudinal sectional drawing of the utility model with soft start adjusting means；
Fig. 2 is the structural representation of p-m rotor in permanent magnetic coupling of the utility model with soft start adjusting means；
Fig. 3 is the structural representation of flux shunt folder in permanent magnetic coupling of the utility model with soft start adjusting means；
Fig. 4 is the company of flux shunt folder and p-m rotor in permanent magnetic coupling of the utility model with soft start adjusting means
Connect schematic diagram.
Description of reference numerals：11. annular disks, 12. permanent magnets, 13. rectangular slots, 14.U shape grooves, 21. annular support plates,
22. conductive plates, 30. flux shunts are pressed from both sides, 31. first L-shaped clamping plates, 311. gap, 312. connecting portions, 32. second L-shaped clamping plates.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not limited by specific embodiment.
A kind of permanent magnetic coupling with soft start adjusting means, specifically as Figure 1-4, the permanent magnetism including being oppositely arranged turns
Son and conductor rotor；
P-m rotor includes annular disk 11, is radially provided with the permanent magnet 12 of some rectangles, permanent magnet 12 on annular disk 11
Quantity be arranged as required to as 10-100, inward flange equidistant circular distribution of all permanent magnets 12 around annular disk 11,
The N poles and S poles of two adjacent permanent magnets 12 is staggeredly placed, and annular disk 11 is provided with dismountable flux shunt folder 30；
Flux shunt folder 30 is the U-clamp connected into by the first L-shaped clamping plate 31 and the second L-shaped clamping plate 32, and annular disk
, between the first L-shaped clamping plate 31 and the second L-shaped clamping plate 32, the first L-shaped clamping plate 31 is vertical with surface plate solid by margin plate for 11 clamping connections
Connect and form, the surface plate two ends adjacent with margin plate offer gap 311 respectively, formed similar to " I-shaped " shape structure, two
Part between gap 311 is connecting portion 312, and the first L-shaped clamping plate 31 is embedded in two neighboring permanent magnetism by the coupling of connecting portion 312
In gap between body 12, so as to two adjacent permanent magnets 12 half are wrapped by the first L-shaped clamping plate 31 similar to " I-shaped " shape structure
Wrap, to reach farthest shunting magnetic flux, the second L-shaped clamping plate 32 is homogeneous with the shapes and sizes of the first L-shaped clamping plate 31
With；
Some first screwed holes are offered on the outward flange of annular disk 11, and the first L-shaped clamping plate 31 is relative with the first screwed hole
Position offer the second screwed hole, the second L-shaped clamping plate 32 position relative with the second screwed hole offers the 3rd screwed hole, ring
Shape disk 11, the first L-shaped clamping plate 31, the second L-shaped clamping plate 32 are bolted, and bolt also cross the first screwed hole,
Two screwed holes and the 3rd screwed hole, the first screwed hole, the second screwed hole, the 3rd screwed hole and bolt collectively constitute a fixed list
Unit, it is preferred that each fixed cell corresponding to flux shunt folder 30 is two, increase flux shunt folder 30 is on annular disk 11
Mounting stability；
Conductor rotor includes that annular support plate 21, the surface relative with permanent magnet 12 of annular support plate 21 are provided with conductive plate
Certain distance is left between 22, and conductive plate 22 and permanent magnet 12, the distance is realizes motor to torque between load
The air gap of transmission, is provided with magnetic support ring between annular support plate 21 and conductive plate 22.
Permanent magnetic coupling with soft start adjusting means of the present utility model, p-m rotor are connected with the output shaft of motor
Connect, conductor rotor is connected by power transmission shaft with load, when the output shaft of motor drives p-m rotor to rotate, permanent magnet 12 sends
Magnetic flux by conductive plate 22 and the distance (air gap) of permanent magnet 12, induce vortex in conductive plate 22, make p-m rotor with
Electromagnetic force is produced between conductor rotor, the dynamic load of final band is rotated.
Flux shunt folder 30 using magnetic material preparation, as soft start adjusting means, on annular disk 11, can be with
Interact and attract magnetic flux with adjacent permanent magnet 12, a part of magnetic flux of p-m rotor shunting is attracted and is not passed through gas
The slip of load, so as to weaken the magnetic field intensity in air gap, can be reduced in the start-up period of initially several seconds rapidly by gap,
Reduce the starting energy consumption of permanent magnetic coupling during load.
When actually used, can increase as needed flux shunt folder 30 installation number, and be installed in appropriate
Position, further to weaken magnetic flux, is adjusted to magnetic field, and so, permanent magnetic coupling just can be directed to different types of load and send out
The performance for shooting maximum realizes that soft start is adjusted, and need not change the size of the quantity of magnet and air gap in magnet rotor.
It should be noted that by installing or removing flux shunt folder 30, permanent magnetic coupling can be made to reach full load condition,
Therefore, when soft start is carried out, it should be ensured that the quantity of flux shunt folder 30 is matched with full load condition.
It should be noted that conductive plate 22 is prepared using copper product, annular support plate 21 is prepared using permeability magnetic material, such as carbon
Steel, to realize the function of fast pulldown torque.
Preferably, the U-lag 14 for pressing from both sides 30 mating shapes with flux shunt, flux shunt folder 30 are offered on annular disk 11
It is connected in U-lag 14, and the thickness of flux shunt folder 30 is more than the depth of U-lag 14, ensures that flux shunt folder 30 is inlayed
After U-lag 14 is interior, there is ledge relative to annular disk 11 still, so as to ensure that flux shunt folder 30 can play shunting magnetic
Logical effect.
Preferably, some rectangular slots 13, the quantity of rectangular slot 13 and permanent magnet are radially offered on annular disk 11
12 quantity is identical, and all rectangular slots 13 are around the equidistant circular distribution of inward flange of annular disk 11, each rectangular slot
Permanent magnet 12 is inlaid with 13, and the thickness of permanent magnet 12 is more than the depth of rectangular slot 13, the setting of rectangular slot 13
Mounting stability of the permanent magnet 12 on annular disk 11 can be increased, simultaneously as the thickness of permanent magnet 12 is more than rectangular slot
13 depth, then can ensure that the magnetic flux that permanent magnet 12 is produced smoothly can be derived.
It should be noted that thickness of the thickness of the first L-shaped clamping plate 31 more than permanent magnet 12, when flux shunt folder 30 is inlayed
In U-lag 14, and permanent magnet 12 is when being embedded in rectangular slot 13, and the thickness of 31 ledge of the first L-shaped clamping plate is more than forever
The thickness of 12 ledge of magnet, so that ensure that flux shunt folder 30 can play a part of to shunt magnetic flux.
Preferably, magnetic support ring is provided between annular support plate 21 and conductive plate 22, and magnetic support ring adopts magnetic conduction material
Prepared by material, in order to strengthen magnetic conduction function.
Disclosed above is only specific embodiment of the utility model, but, the utility model is not limited to this, any
What those skilled in the art can think change should all fall into protection domain of the present utility model.
Claims (5)
1. a kind of permanent magnetic coupling with soft start adjusting means, it is characterised in that including the p-m rotor that is oppositely arranged and lead
Body rotor；
The p-m rotor includes annular disk (11), is radially provided with the permanent magnet of some rectangles on annular disk (11)
(12), the equidistant circular distribution of inward flange of all permanent magnet (12) around the annular disk (11), two adjacent permanent magnets
(12) N poles and S poles is staggeredly placed, and annular disk (11) are provided with dismountable flux shunt folder (30)；
Flux shunt folder (30) is the U-clamp connected into by the first L-shaped clamping plate (31) and the second L-shaped clamping plate (32), and
Annular disk (11) clamping connection between the first L-shaped clamping plate (31) and the second L-shaped clamping plate (32), the first L-shaped clamping plate (31)
By margin plate vertical with surface plate affixed form, the surface plate two ends adjacent with margin plate offer gap (311) respectively,
Part between two gap (311) is connecting portion (312), and described first L-shaped clamping plate (31) are by connecting portion (312) coupling edge
It is embedded in the gap between two adjacent permanent magnets (12), the shape of the second L-shaped clamping plate (32) and the first L-shaped clamping plate (31)
With size all same；
The conductor rotor includes annular support plate (21), annular support plate (21) table relative with the permanent magnet (12)
Face is provided between conductive plate (22), and the conductive plate (22) and permanent magnet (12) and leaves certain distance.
2. the permanent magnetic coupling with soft start adjusting means according to claim 1, it is characterised in that the annular disk
(11) some first screwed holes, the first L-shaped clamping plate (31) position relative with the first screwed hole are offered on outward flange
The second screwed hole is offered, the second L-shaped clamping plate (32) position relative with the second screwed hole offers the 3rd screwed hole, institute
State annular disk (11), the first L-shaped clamping plate (31), the second L-shaped clamping plate (32) to be bolted, and the bolt also cross
First screwed hole, the second screwed hole and the 3rd screwed hole.
3. the permanent magnetic coupling with soft start adjusting means according to claim 2, it is characterised in that the annular disk
(11) U-lag (14) for pressing from both sides (30) mating shapes with the flux shunt is offered on, and the flux shunt presss from both sides (30) clamping
In the U-lag (14), and the thickness of flux shunt folder (30) is more than the depth of U-lag (14).
4. the permanent magnetic coupling with soft start adjusting means according to claim 2, it is characterised in that the annular disk
(11) some rectangular slots (13), the inward flange of all rectangular slot (13) around the annular disk (11) are radially offered on
Equidistantly circular distribution, is inlaid with permanent magnet (12) in each rectangular slot (13), and the thickness of permanent magnet (12) is more than
The depth of rectangular slot (13).
5. the permanent magnetic coupling with soft start adjusting means according to claim 2, it is characterised in that the annular brace
Magnetic support ring is provided between disk (21) and the conductive plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016812.6U CN206023554U (en) | 2016-08-31 | 2016-08-31 | A kind of permanent magnetic coupling with soft start adjusting means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621016812.6U CN206023554U (en) | 2016-08-31 | 2016-08-31 | A kind of permanent magnetic coupling with soft start adjusting means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206023554U true CN206023554U (en) | 2017-03-15 |
Family
ID=58256574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621016812.6U Expired - Fee Related CN206023554U (en) | 2016-08-31 | 2016-08-31 | A kind of permanent magnetic coupling with soft start adjusting means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206023554U (en) |
-
2016
- 2016-08-31 CN CN201621016812.6U patent/CN206023554U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170315 Termination date: 20170831 |