CN203214703U - layered high-power magnetorheological fluid clutch - Google Patents
layered high-power magnetorheological fluid clutch Download PDFInfo
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- CN203214703U CN203214703U CN 201320145595 CN201320145595U CN203214703U CN 203214703 U CN203214703 U CN 203214703U CN 201320145595 CN201320145595 CN 201320145595 CN 201320145595 U CN201320145595 U CN 201320145595U CN 203214703 U CN203214703 U CN 203214703U
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Abstract
The utility model discloses a layered high-power magnetorheological fluid clutch which comprises a driving transmission shaft (4), a left rotating side magnetic conducting plate (6), a magnet exciting coil (8), a fixed magnetic conducting shell (9), a right rotating side magnetic conducting plate (14), a driven transmission shaft (17) and a magnetic conducting plate (18); the layered high-power magnetorheological fluid clutch also comprises an inner master friction plate set (3), an outer master friction plate set (7), an outer driven friction plate set (12) and an inner driven friction plate group (15) which are adjustable in number of layers, and an inner small magnetic isolating ring group (2), an outer small magnetic isolating ring group (5), an inner large magnetic isolating ring group (13), and an outer large magnetic isolating ring group (20). Compared with the prior art, the clutch disclosed by the utility model rotates by using multiple layers of friction plate groups, so that a heat source is effectively dispersed, and the difficulty of heat dissipation is reduced; the operation of cooling is performed by using cooling water, so that the transmission power and the cooling effect are remarkably improved; when the transmission power is insufficient, the clutch can be implemented in a mode of increasing the layer number of the friction plate sets, and therefore, the controllable operation of the transmission power is easily realized.
Description
Technical field
The utility model relates to a kind of clutch with magnetic rheologic liquid, specifically is a kind of stacked high-power clutch with magnetic rheologic liquid, is mainly used in the transmission of power of high-power machineries such as mine, metallurgy, vehicle.
Background technique
Magnetic flow liquid is a kind of novel intelligent material, mainly by soft magnetic particles, base load liquid and surface additive three parts are formed, it is under the effect in magnetic field, significant rheological effect will take place, namely when no externally-applied magnetic field, show as free-flowing, has the Newtonian fluid behavior, and under the externally-applied magnetic field effect, particle becomes the chain structural arrangement along magnetic direction in the magnetic flow liquid, and moment is changed semisolid into by free-flowing, shows the behavior of Bingham fluid, present controlled shear yield stress, and its shear yield stress becomes big gradually with the enhancing of externally-applied magnetic field intensity.Magnetic flow liquid is owing to thisly be swift in response, change characteristics reversible, that be easy to control, obtained extensive use in fields such as vehicle, bridge, machineries, developed multiple magnetorheological product, having comprised: clutch, break, damper, burnishing device, hydrovalve, seal arrangement, composite component etc.
Clutch with magnetic rheologic liquid is as the application branch of magnetic flow liquid, and it is little to have a volume, and advantage such as it is low to consume energy, and dynamic response is fast can be avoided problems such as the control complexity of conventional clutch, bulky, expensive and safety reliability difference.There is certain slip power in clutch with magnetic rheologic liquid between principal and subordinate's friction plate in power transmission process, this slip power has determined the size of clutch transmitted power.When having slip power, the working clearance of principal and subordinate's friction plate will produce certain heat, slip power is more big, the generation heat is more strong, and the magnetic flow liquid in the working clearance has certain temperature using scope, usually be no more than 150 ℃, as not carrying out efficiently radiates heat, will exceed its using scope, cause the inefficacy of clutch with magnetic rheologic liquid, limited the raising of clutch transmitted power simultaneously.
There has been the application of more clutch with magnetic rheologic liquid both at home and abroad, also occurred multiple patent, such as: Chinese utility model patent " double plate the magnetic rheological clutch " (application number: 201110041597.0) that on June 1st, 2011 announced; And on March 6th, the 2013 bulletin Chinese utility model patent " multi-disc type clutch with magnetic rheologic liquid " of authorizing (application number: 201220376039.X, notice of authorization number: CN 202768674 U).Above-mentioned clutch with magnetic rheologic liquid all has a deficiency, and the power that can transmit is lower, and the radiating effect that reaches is limited, can't satisfy the transmission of power requirement of large-power occasions such as mine, metallurgy.
The model utility content
At the problem that above-mentioned prior art exists, the utility model provides the stacked high-power clutch with magnetic rheologic liquid of a kind of transmitted power height, good cooling results, satisfies the transmission of power requirement of large-power occasions such as mine, metallurgy.
To achieve these goals, the utility model comprise main drive shaft, anticlockwise magnetic conduction side plate, field coil, fixedly magnetic conductive shell, right rotation magnetic conduction side plate, from transmission shaft and concentrating flux plate.
Also comprise the adjustable internal layer master friction plate group of the number of plies, outer main friction plate group, outer from friction plate group and internal layer from the friction plate group, and internal layer septulum magnet ring group, outer septulum magnet ring group, the big magnetism resistent ring of internal layer and outer big magnetism resistent ring.
Anticlockwise magnetic conduction side plate, all fixedly connected by screw between outer big magnetism resistent ring and the right rotation magnetic conduction side plate, internal layer master friction plate group and outer main friction plate group are separately fixed on main drive shaft and the outer big magnetism resistent ring by spline, fixedly connected with concentrating flux plate from transmission shaft, the big magnetism resistent ring of internal layer is fixed on the concentrating flux plate, skin is fixed on the both sides of the big magnetism resistent ring of internal layer by spline from the friction plate group from friction plate group and internal layer, the internal layer septulum magnet ring group and the outer septulum magnet ring group that are fixed between each friction plate separate each friction plate, are full of magnetic flow liquid in the working clearance of each friction plate group.
Offer water intake in the end from transmission shaft, fixedly magnetic conductive shell is provided with water outlet, and described water intake is successively by concentrating flux plate, the big magnetism resistent ring of internal layer, main drive shaft, fixedly the cooling water passage offered of magnetic conductive shell inside communicates with described water outlet.
The beneficial effects of the utility model are: compared with prior art, this stacked high-power clutch with magnetic rheologic liquid adopts multilayer friction plate group to carry out transmission, can divide source of heat release effectively, has alleviated the heat radiation difficulty; Between internal and external layer and fixedly the internal surface of magnetic conductive shell carries out the water flowing cooling, has significantly improved transmitted power and radiating effect; When transmitted power is not enough, can be easy to realize the controllable type operation of transmitted power by increasing the mode of the friction plate group number of plies.
Description of drawings
Fig. 1 is cross-sectional view of the present utility model;
Fig. 2 is that cooling water passage flows to schematic representation.
Among the figure: 1, the working clearance, 2, internal layer septulum magnet ring group, 3, internal layer master friction plate group, 4, main drive shaft, 5, outer septulum magnet ring group, 6, anticlockwise magnetic conduction side plate, 7, outer main friction plate group, 8, field coil, 9, fixing magnetic conductive shell, 10, magnetic circuit, 11, water outlet, 12, outer from the friction plate group, 13, the big magnetism resistent ring of internal layer, 14, right rotation magnetic conduction side plate, 15, internal layer is from the friction plate group, 16, water intake, 17, from transmission shaft, 18, concentrating flux plate, 19, cooling water passage, 20, outer big magnetism resistent ring.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As shown in Figure 1, this stacked high-power clutch with magnetic rheologic liquid comprise main drive shaft 4, anticlockwise magnetic conduction side plate 6, field coil 8, fixedly magnetic conductive shell 9, right rotation magnetic conduction side plate 14, from transmission shaft 17 and concentrating flux plate 18.
Also comprise the adjustable internal layer master friction plate group 3 of the number of plies, outer main friction plate group 7, outer from friction plate group 12 and internal layer from friction plate group 15, and internal layer septulum magnet ring group 2, outer septulum magnet ring group 5, the big magnetism resistent ring 13 of internal layer and outer big magnetism resistent ring 20.
Anticlockwise magnetic conduction side plate 6, all fixedly connected by screw between outer big magnetism resistent ring 20 and the right rotation magnetic conduction side plate 14, internal layer master friction plate group 3 and outer main friction plate group 7 are separately fixed on main drive shaft 4 and the outer big magnetism resistent ring 20 by spline, fixedly connected with concentrating flux plate 18 from transmission shaft 17, the big magnetism resistent ring 13 of internal layer is fixed on the concentrating flux plate 18, skin is fixed on the both sides of the big magnetism resistent ring 13 of internal layer by spline from friction plate group 15 from friction plate group 12 and internal layer, be fixed on internal layer septulum magnet ring group 2 between each friction plate and outer septulum magnet ring group 5 each friction plate is separated, avoid being in contact with one another between the friction plate; Internal layer master friction plate group 3, outer main friction plate group 7, skin are full of magnetic flow liquid from friction plate group 12 and internal layer from the working clearance 1 of friction plate group 15, field coil 8 produces controlling magnetic field in each friction plate group, form magnetic circuit 10.
In the clutch with magnetic rheologic liquid operation process, main drive shaft 4 rotations, owing to anticlockwise magnetic conduction side plate 6, outer big magnetism resistent ring 20 are all fixedlyed connected by screw with 14 of right rotation magnetic conduction side plates, therefore, above-mentioned part will be done synchronous rotation with main drive shaft 4.Again because the effect that is connected of main drive shaft 4 and outer big magnetism resistent ring 20 upper splines, internal layer master friction plate group 3 and outer main friction plate group 7 will be rotated synchronously with main drive shaft 4, when feeding electric current in the field coil 8, in internal layer master friction plate group 3, outer main friction plate group 7, skin will produce magnetic field from friction plate group 12 and internal layer from friction plate group 15, under the effect of magnetic force, theomorphism will take place in the magnetic flow liquid in the working clearance 1 between above-mentioned each friction plate group, can transmit shearing force, and then drive outer rotation from friction plate group 12 and internal layer from friction plate group 15, it is outer that effect by spline drives the big magnetism resistent ring 13 of internal layer that has linked together from friction plate group 12 and internal layer from friction plate group 15, concentrating flux plate 18 and from the rotation of transmission shaft 17.By said process, realized power by main drive shaft 4 to the controlled delivery from transmission shaft 17.
The utility model adopts the transmission of multilayer friction plate group, has disperseed thermal source effectively, alleviates cooling system heat radiation difficulty; In the interlayer of inside and outside gearing friction sheet group and the fixedly internal surface water flowing cooling of magnetic conductive shell 9, good heat dissipation effect, and then realize high-power transmission; When the power that transmits when above-mentioned two-layer friction plate group is still not enough, can on the basis of described two-layer friction plate group, continue to increase the number of plies of friction plate group according to the mode of execution of said structure, realize more high-power reliable delivery.
Claims (1)
1. stacked high-power clutch with magnetic rheologic liquid, comprise main drive shaft (4), anticlockwise magnetic conduction side plate (6), field coil (8), fixedly magnetic conductive shell (9), right rotation magnetic conduction side plate (14), from transmission shaft (17) and concentrating flux plate (18);
It is characterized in that, also comprise the adjustable internal layer master friction plate group (3) of the number of plies, outer main friction plate group (7), outer from friction plate group (12) and internal layer from friction plate group (15), and internal layer septulum magnet ring group (2), outer septulum magnet ring group (5), the big magnetism resistent ring of internal layer (13) and skin magnetism resistent ring (20) greatly;
Anticlockwise magnetic conduction side plate (6), all fixedly connected by screw between outer big magnetism resistent ring (20) and the right rotation magnetic conduction side plate (14), internal layer master friction plate group (3) and outer main friction plate group (7) are separately fixed on main drive shaft (4) and the outer big magnetism resistent ring (20) by spline, fixedly connected with concentrating flux plate (18) from transmission shaft (17), the big magnetism resistent ring of internal layer (13) is fixed on the concentrating flux plate (18), skin is fixed on the both sides of the big magnetism resistent ring of internal layer (13) by spline from friction plate group (15) from friction plate group (12) and internal layer, the internal layer septulum magnet ring group (2) and the outer septulum magnet ring group (5) that are fixed between each friction plate separate each friction plate, are full of magnetic flow liquid in the working clearance of each friction plate group (1);
Offer water intake (16) in the end from transmission shaft (17), fixedly magnetic conductive shell (9) is provided with water outlet (11), and described water intake (16) is successively by concentrating flux plate (18), the big magnetism resistent ring of internal layer (13), main drive shaft (4), fixedly the cooling water passage (19) offered of magnetic conductive shell (9) inside communicates with described water outlet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145595 CN203214703U (en) | 2013-03-27 | 2013-03-27 | layered high-power magnetorheological fluid clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145595 CN203214703U (en) | 2013-03-27 | 2013-03-27 | layered high-power magnetorheological fluid clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203214703U true CN203214703U (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320145595 Withdrawn - After Issue CN203214703U (en) | 2013-03-27 | 2013-03-27 | layered high-power magnetorheological fluid clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203214703U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161846A (en) * | 2013-03-27 | 2013-06-19 | 徐州五洋科技股份有限公司 | Laminated type high-power magneto-rheological fluid clutch |
| CN110594315A (en) * | 2019-08-19 | 2019-12-20 | 南京理工大学 | Permanent magnet excited magnetorheological overload safety protection multilayer multi-disc type coupling |
| CN112658817A (en) * | 2021-01-26 | 2021-04-16 | 山东理工大学 | Alternating magnetic field-based complex curved surface magnetic field auxiliary finishing device and method |
-
2013
- 2013-03-27 CN CN 201320145595 patent/CN203214703U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161846A (en) * | 2013-03-27 | 2013-06-19 | 徐州五洋科技股份有限公司 | Laminated type high-power magneto-rheological fluid clutch |
| CN103161846B (en) * | 2013-03-27 | 2015-05-06 | 徐州五洋科技股份有限公司 | Laminated type high-power magneto-rheological fluid clutch |
| CN110594315A (en) * | 2019-08-19 | 2019-12-20 | 南京理工大学 | Permanent magnet excited magnetorheological overload safety protection multilayer multi-disc type coupling |
| CN112658817A (en) * | 2021-01-26 | 2021-04-16 | 山东理工大学 | Alternating magnetic field-based complex curved surface magnetic field auxiliary finishing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130925 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |