CN209299119U - A kind of disc type asynchronous magnetic transmission coupling - Google Patents
A kind of disc type asynchronous magnetic transmission coupling Download PDFInfo
- Publication number
- CN209299119U CN209299119U CN201920284204.0U CN201920284204U CN209299119U CN 209299119 U CN209299119 U CN 209299119U CN 201920284204 U CN201920284204 U CN 201920284204U CN 209299119 U CN209299119 U CN 209299119U
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- Prior art keywords
- separation sleeve
- rotor
- interior
- permanent magnet
- disc type
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Abstract
The utility model discloses a kind of disc type asynchronous magnetic transmission couplings, are related to mechanical driving device field, the separation sleeve including outer p-m rotor and on the inside of the outer p-m rotor；The outer p-m rotor includes outer permanent magnet and outer barrel；The outer barrel includes wheel rim and wheel hub；The excircle of the wheel hub is provided with multiple airfoil fans, the airfoil fan is to have axial fan blade；The separation sleeve includes interior separation sleeve and outer separation sleeve；Gap is provided between the outer separation sleeve and the outer p-m rotor；Interior p-m rotor is provided on the inside of the interior separation sleeve；Described includes interior permanent magnet and inner cylinder；Outer magnet rotor is when rotated, airfoil fan can drive the hot-air in the gap between outer magnet rotor and separation sleeve to carry out heat exchange by deflector and cool ambient air, keep outer magnet rotor and separation sleeve cooling, maintains the magnetic stability of outer magnet, extend the service life of magnetic coupling.
Description
Technical field
The utility model relates to mechanical driving device fields, and in particular to a kind of disc type asynchronous magnetic transmission coupling.
Background technique
Magnetic Force Transmission Coupling category non-contact type coupling, maximum feature are using completely new magnetic coupling principle, in fact
Not by directly contacting just the transmitting that can be carried out power and torque between existing driving shaft and driven shaft, and dynamic sealing can be turned to quiet close
Envelope realizes zero leakage, therefore is widely used in the occasion for having particular/special requirement to leakage.And the separation sleeve of existing magnetic coupling is cut
It will form biggish vortex when cutting the magnetic line of force, and vortex is converted into heat quickly, cause that sleeving temperature raising, while heat is isolated
It is transmitted to outer magnet, increases outer magnet magnetic temperature, decline the performance of the magnetic material of outer magnet, magnetic coupling is caused to be transported
Row is unstable, and service life is shorter.
Utility model content
To solve the above problems, the wheel hub outer circle that the utility model passes through the outer barrel of the p-m rotor in magnetic coupling
It is provided with multiple airfoil fans week, the rotation of airfoil fan can drive the hot-air in the gap between outer magnet rotor and separation sleeve
Heat exchange is carried out by deflector and cool ambient air, external magnet rotor and separation sleeve are cooling, the magnetic stability of outer magnet is maintained,
Specifically use following technical scheme:
The utility model provides a kind of disc type asynchronous magnetic transmission coupling, including outer p-m rotor and be located at it is described it is outer forever
Separation sleeve on the inside of magnet rotor；
The outer p-m rotor includes outer permanent magnet and outer barrel；The outer permanent magnet number is two, and described in two
Outer permanent magnet is separately positioned on the two sides up and down of the outer barrel；
The outer barrel includes wheel rim and wheel hub；
The excircle of the wheel hub is provided with multiple airfoil fans, the airfoil fan is to have axial fan blade；
The airfoil fan is between the wheel rim and the wheel hub；
The separation sleeve includes interior separation sleeve and outer separation sleeve；
Gap is provided between the outer separation sleeve and the outer p-m rotor；
Interior p-m rotor is provided on the inside of the interior separation sleeve；Described includes interior permanent magnet and inner cylinder；
The number of the interior permanent magnet is two, and the magnetic pole of the interior permanent magnet and the outer permanent magnet pole can phase interworkings
It closes.
As a kind of improvement of the utility model, the outer separation sleeve outer surface is provided with deflector；The deflector
One end is fixed on the outer separation sleeve outer surface.
As a kind of improvement of the utility model, the inner cylinder includes fixed block, interior permanent magnetism body disc, and the fixed block is set
It sets on the separation sleeve, the interior permanent magnetism body disc is fixed on the fixed block, and the interior permanent magnet is arranged in interior permanent magnet
On disk.
As a kind of improvement of the utility model, the interior separation sleeve and the outer separation sleeve are vacuum type separation sleeve.
As a kind of improvement of the utility model, pressure sensing is connected between the interior separation sleeve and the outer separation sleeve
Device；The pressure sensor and central control unit are electrically connected；The central control unit and alarm are electrically connected.
As a kind of improvement of the utility model, the quantity of the deflector is set as multiple, and multiple deflectors
It is evenly distributed on the outer surface of the outer separation sleeve.
The utility model has the beneficial effects that when outer magnet rotor when rotated, airfoil fan can drive outer magnet rotor be isolated
The hot-air in gap between set carries out heat exchange by deflector and cool ambient air, keeps outer magnet rotor and separation sleeve cold
But, the magnetic stability for maintaining outer magnet extends the service life of magnetic coupling；Setting double-layer vacuum separation sleeve makes shaft coupling can
Suitable for the lower environment of pressure, and when wherein there is a separation sleeve broken invalid occur, another separation sleeve can still rise close
Envelope effect；Have by the pressure difference value of separation sleeve inside and outside known to pressure sensor it is unchanged, so that detection and isolation set is whether there is or not breakage,
Avoid the occurrence of dielectric leakage.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of disc type asynchronous magnetic transmission coupling of the utility model；
Fig. 2 is the schematic diagram of airfoil fan in the utility model；
Attached drawing mark: the outer p-m rotor of 1-；The outer permanent magnet of 11-；12- outer barrel；121- wheel rim；122- wheel hub 2- isolation
Set；Separation sleeve in 21-；The outer separation sleeve of 22-；221- deflector；3- airfoil fan；The gap 4-；P-m rotor in 5-；In 51- forever
Magnet；521- fixed block；Permanent magnetism body disc in 522-；6- pressure sensor；7- central control unit；8- alarm.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
As shown in Figs. 1-2, one embodiment of the utility model discloses a kind of disc type asynchronous magnetic transmission coupling, packet
Include outer p-m rotor 1 and the separation sleeve 2 positioned at outer 1 inside of p-m rotor；The outer p-m rotor 1 includes outer permanent magnet 11
With outer barrel 12；11 numbers of the outer permanent magnet are two, and two outer permanent magnets 11 are separately positioned on the outer barrel
12 two sides up and down；The outer barrel 12 includes wheel rim 121 and wheel hub 122；It is provided with along the excircle of the wheel hub 122 more
A airfoil fan 3, the airfoil fan 3 are to have axial fan blade；The airfoil fan 3 is located at the wheel rim 121 and institute
It states between wheel hub 122；The separation sleeve 2 includes interior separation sleeve 21 and outer separation sleeve 22；The outer separation sleeve 22 with it is described it is outer forever
Gap 4 is provided between magnet rotor 1；Interior p-m rotor 5 is provided on the inside of the interior separation sleeve 21；Described includes interior permanent magnet 51
And inner cylinder；The number of the interior permanent magnet 51 is two, the magnetic pole of the interior permanent magnet 51 and 11 magnetic pole of outer permanent magnet
It can cooperate.When outer magnet rotor when rotated, airfoil fan can drive the heat in the gap between outer magnet rotor and separation sleeve
Air carries out heat exchange by deflector and cool ambient air, keeps outer magnet rotor and separation sleeve cooling, maintains the magnetism of outer magnet
Stablize, extends the service efficiency and service life of shaft coupling.
In the present embodiment, 22 outer surface of outer separation sleeve is provided with deflector 221；One end of the deflector 221
It is fixed on 22 outer surface of outer separation sleeve.It is oriented to the hot-air in the gap between external application magnet rotor and separation sleeve outer
Boundary, and heat exchange is carried out with extraneous cold air.
In the present embodiment, the inner cylinder includes fixed block 521, interior permanent magnetism body disc 522, and the fixed block 521 is arranged
On the separation sleeve 2, the interior permanent magnetism body disc 522 is fixed on the fixed block 521, including the interior permanent magnet 51 is arranged
On permanent magnetism body disc 522.Interior permanent magnet is supported and fixed, makes interior p-m rotor, separation sleeve and external application magnet rotor in magnetic coupling
One entirety of upper formation.
In the present embodiment, the interior separation sleeve 21 and the outer separation sleeve 22 are vacuum type separation sleeve.Join magnetic force
Axis device can still run well under environment under low pressure.
In the present embodiment, pressure sensor 6 is connected between the interior separation sleeve 21 and the outer separation sleeve 22；It is described
Pressure sensor 6 and central control unit 7 are electrically connected；The central control unit 7 is electrically connected with alarm 8.Pass through pressure
There is unchanged the pressure difference value of inside and outside separation sleeve known to force snesor, warning reminding can be carried out by alarm by such as changing, from
And make operator's detection and isolation set whether there is or not breakage, it can avoid dielectric leakage occur.
In the present embodiment, the quantity of the deflector 221 is set as multiple, and multiple deflectors are uniformly distributed
On the outer surface of the outer separation sleeve 22.Multiple deflectors, which are uniformly arranged, makes gap between external application magnet rotor and separation sleeve
In hot-air be more rapidly oriented to the external world, enhance heat exchanger effectiveness, faster and efficient externally magnet rotor and separation sleeve carry out it is cold
But.
Finally, it is stated that above be only described in detail explanation to the utility model specific embodiment.But this is practical new
Type is not restricted to above description specific embodiment.The equivalent modifications and replace that those skilled in the art carries out the utility model
In generation, is also all among the scope of the utility model.Therefore, the made equalization under the spirit and scope for not departing from the utility model
Transformation and modification, all cover in the scope of the utility model.
Claims (6)
1. a kind of disc type asynchronous magnetic transmission coupling, including outer p-m rotor (1) and it is located on the inside of the outer p-m rotor (1)
Separation sleeve (2), it is characterised in that:
The outer p-m rotor (1) includes outer permanent magnet (11) and outer barrel (12)；Outer permanent magnet (11) number is two,
And two outer permanent magnets (11) are separately positioned on the two sides up and down of the outer barrel (12)；
The outer barrel (12) includes wheel rim (121) and wheel hub (122)；
It is provided with multiple airfoil fans (3) along the excircle of the wheel hub (122), the airfoil fan (3) is to have axial-flow type wind
Fan leaf；The airfoil fan (3) is between the wheel rim (121) and the wheel hub (122)；
The separation sleeve (2) includes interior separation sleeve (21) and outer separation sleeve (22)；
Gap (4) are provided between the outer separation sleeve (22) and the outer p-m rotor (1)；
Interior p-m rotor (5) are provided on the inside of the interior separation sleeve (21)；Described includes interior permanent magnet (51) and inner cylinder；
The number of the interior permanent magnet (51) is two, the magnetic pole and the outer permanent magnet (11) magnetic pole of the interior permanent magnet (51)
It can cooperate.
2. disc type asynchronous magnetic transmission coupling according to claim 1, it is characterised in that:
Outer separation sleeve (22) outer surface is provided with deflector (221)；One end of the deflector (221) is fixed on described outer
On separation sleeve (22) outer surface.
3. disc type asynchronous magnetic transmission coupling according to claim 1, it is characterised in that:
The inner cylinder includes fixed block (521), interior permanent magnetism body disc (522), and the fixed block (521) is arranged in the separation sleeve
(2) on, the interior permanent magnetism body disc (522) is fixed on the fixed block (521), and the interior permanent magnet (51) is arranged in interior permanent magnetism
On body disc (522).
4. disc type asynchronous magnetic transmission coupling according to claim 1, it is characterised in that:
The interior separation sleeve (21) and the outer separation sleeve (22) are vacuum type separation sleeve.
5. disc type asynchronous magnetic transmission coupling according to claim 1, it is characterised in that:
Pressure sensor (6) are connected between the interior separation sleeve (21) and the outer separation sleeve (22)；The pressure sensor
(6) it is electrically connected with central control unit (7)；The central control unit (7) and alarm (8) are electrically connected.
6. disc type asynchronous magnetic transmission coupling according to claim 2, it is characterised in that:
The quantity of the deflector (221) is set as multiple, and multiple deflectors (221) be evenly distributed in it is described it is outer every
On outer surface from set (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920284204.0U CN209299119U (en) | 2019-03-06 | 2019-03-06 | A kind of disc type asynchronous magnetic transmission coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920284204.0U CN209299119U (en) | 2019-03-06 | 2019-03-06 | A kind of disc type asynchronous magnetic transmission coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209299119U true CN209299119U (en) | 2019-08-23 |
Family
ID=67643395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920284204.0U Expired - Fee Related CN209299119U (en) | 2019-03-06 | 2019-03-06 | A kind of disc type asynchronous magnetic transmission coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209299119U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829789A (en) * | 2019-12-07 | 2020-02-21 | 丹东克隆先锋泵业有限公司 | Magnetic coupling driver |
| CN114244066A (en) * | 2021-12-13 | 2022-03-25 | 安徽理工大学 | Air-cooled vortex heat abstractor |
-
2019
- 2019-03-06 CN CN201920284204.0U patent/CN209299119U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829789A (en) * | 2019-12-07 | 2020-02-21 | 丹东克隆先锋泵业有限公司 | Magnetic coupling driver |
| CN110829789B (en) * | 2019-12-07 | 2024-05-17 | 丹东克隆先锋泵业有限公司 | Magnetic coupling driver |
| CN114244066A (en) * | 2021-12-13 | 2022-03-25 | 安徽理工大学 | Air-cooled vortex heat abstractor |
| CN114244066B (en) * | 2021-12-13 | 2023-08-11 | 安徽理工大学 | Air-cooled vortex heat abstractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190823 Termination date: 20210306 |