CN207117458U - A kind of permanent magnet clutch - Google Patents
A kind of permanent magnet clutch Download PDFInfo
- Publication number
- CN207117458U CN207117458U CN201721121695.4U CN201721121695U CN207117458U CN 207117458 U CN207117458 U CN 207117458U CN 201721121695 U CN201721121695 U CN 201721121695U CN 207117458 U CN207117458 U CN 207117458U
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- CN
- China
- Prior art keywords
- copper ring
- input conductor
- rotor
- permanent magnetism
- internal rotor
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Abstract
A kind of permanent magnet clutch, including input conductor outer rotor and output permanent magnetism internal rotor, the input conductor outer rotor is provided with jackscrew, its right end face in the input conductor outer rotor is provided with the first copper ring, first copper ring is fixed by the first hexagon socket head cap screw, first annular magnet is provided between first copper ring and output permanent magnetism internal rotor, L-type is also formed between the first annular magnet and the second annular magnet, the right side of the output permanent magnetism internal rotor is fixedly connected with gear wheel by outer six square bolt, axial direction in the input conductor outer rotor and output permanent magnetism internal rotor is equipped with axis fixing plate, the axis fixing plate is fixed by outer-hexagonal bolt.The characteristics of the utility model discloses the permanent magnet clutch to have small volume, and moment of torsion is big, transmission efficiency, realizes contactless power transmission and protection, reduces motor power consumption, and maintenance cost is low, and unique " L " formula structure is completely suitable for underground coal mine.
Description
Technical field
Permanent magnet clutch technical field is the utility model is related to, specially a kind of permanent magnet clutch.
Background technology
Power transmission and guarantor between underground coal mine transportation equipment drag conveyor and the motor and reductor of elevating conveyor at present
Shield, using dry type or wet friction shaft coupling, fluid coupling, or using frequency converter motor etc., motor can be protected well
And reductor.Powerful device uses modulating velocity hydraulic coupler or variable-frequency motor, and medium or mini power then uses friction coupling,
Play an important role.But these equipment are higher in later maintenance and upkeep cost, parts service wear and well damage,
Power network impact to operation is big, energy consumption height etc.；Meanwhile novel permanent magnetic shaft coupling is ripe in other industry application, scraped mining
Using still few on plate conveyer and elevating conveyor.
Utility model content
The purpose of this utility model is to provide a kind of permanent magnet clutch, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of permanent magnet clutch, including input conductor
Outer rotor and output permanent magnetism internal rotor, the input conductor outer rotor are provided with jackscrew, the right side in the input conductor outer rotor
Side end face is provided with the first copper ring, and first copper ring is fixed by the first hexagon socket head cap screw, first copper ring and output permanent magnetism
The axially contact place difference of first annular magnet, the input conductor outer rotor and output permanent magnetism internal rotor is provided between internal rotor
Provided with the second copper ring and the second annular magnet, L-type, the first annular magnet are formed between first copper ring and the second copper ring
And second also form L-type between annular magnet, the right side of the output permanent magnetism internal rotor is fixedly connected with by outer six square bolt
Gear wheel, the input conductor outer rotor and the axial direction exported in permanent magnetism internal rotor are equipped with axis fixing plate, the axis fixing plate
Fixed by outer-hexagonal bolt.
Preferably, the outside of the input conductor outer rotor is additionally provided with stainless steel protective cover.
Preferably, gap, second copper ring and the second annular are provided between first copper ring and first annular magnet
Gap also is provided between magnet.
Preferably, the first annular magnet is fixed on magnetic receiver, and the magnetic receiver is consolidated by the second hexagon socket head cap screw
It is fixed.
Compared with prior art, the beneficial effects of the utility model are：A kind of permanent magnet clutch of the utility model, structure are new
Grain husk, easy to operate, the permanent magnet clutch has small volume, and moment of torsion is big, transmission efficiency, realizes contactless power transmission with protecting
The characteristics of shield, reduction motor power consumption, maintenance cost is low, and unique " L " formula structure is completely suitable for underground coal mine, has very high
Practicality, greatly improve a kind of use feature of permanent magnet clutch, ensure its using effect and utilization benefit, be adapted to
It is widely popularized.
Brief description of the drawings
Fig. 1 is a kind of structural representation of permanent magnet clutch of the utility model；
Fig. 2 is a kind of dimensional structure diagram of permanent magnet clutch of the utility model.
In figure：1 jackscrew, 2 input conductor outer rotors, 3 first hexagon socket head cap screws, 401 first copper rings, 402 second copper rings,
501 first annular magnet, 502 second annular magnets, 6 magnetic receivers, 7 gear wheels, 8 output permanent magnetism internal rotors, 9 outer six square bolts,
10 axis fixing plates, 11 outer-hexagonal bolts, 12 second hexagon socket head cap screws, 13 stainless steel protective covers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of permanent magnet clutch, including outside input conductor
Rotor 2 and output permanent magnetism internal rotor 8, the input conductor outer rotor 2 are provided with jackscrew 1, in the input conductor outer rotor 2
Its right end face be provided with the first copper ring 401, first copper ring 401 is fixed by the first hexagon socket head cap screw 3, first copper ring
First annular magnet 501 is provided between 401 and output permanent magnetism internal rotor 8, is turned in the input conductor outer rotor 2 and output permanent magnetism
The axially contact place of son 8 is respectively equipped with the second copper ring 402 and the second annular magnet 502, the copper ring of the first copper ring 401 and second
L-type is formed between 402, L-type, the output permanent magnetism are also formed between the first annular annular magnet 502 of magnet 501 and second
The right side of internal rotor 8 is fixedly connected with gear wheel 7 by outer six square bolt 9, in the input conductor outer rotor 2 and output permanent magnetism
Axial direction in rotor 8 is equipped with axis fixing plate 10, and the axis fixing plate 10 is fixed by outer-hexagonal bolt 11, and the input is led
The outside of external rotor 2 is additionally provided with stainless steel protective cover 13, is provided between first copper ring 401 and first annular magnet 501
Gap, air gap also is provided between the annular magnet 502 of the second copper ring 402 and second, the first annular magnet 501 is fixed on
On magnetic receiver 6, the magnetic receiver 6 is fixed by the second hexagon socket head cap screw 12.
Operation principle：A kind of permanent magnet clutch of the utility model, in use, the output of input conductor outer rotor 2 and motor
Axle is connected, and output permanent magnetism internal rotor 8 is connected with reductor discrepancy axle, its with jackscrew 1, outer-hexagonal bolt 11 and axis fixing plate 10 come
Fixed motor and speed reducer axle, the 402 L-shaped topology layout of the first copper ring 401 and the second copper ring, the first annular He of magnet 501
The also L-shaped topology layout of second annular magnet 502, there is increase moment of torsion and the good feature of thermal diffusivity, gear wheel 7 and output permanent magnetism
Internal rotor 8 uses outer six square bolts 9 to fix, and stainless steel protective cover 13 is fixed with input conductor outer rotor 2, and magnetic receiver 6 is with exporting forever
Magnetic internal rotor 8 is fixed with the second hexagon socket head cap screw 12, and motor rotates drives input conductor outer rotor 2 and output permanent magnetism by axle
Internal rotor 8 produces relative motion, the first copper ring 401 of inside of input conductor outer rotor 2 and the second copper ring 402 cutting output permanent magnetism
The magnetic line of force of the first annular annular magnet 502 of magnet 501 and second on internal rotor 8, alternating magnetic field is by air gap in the first copper ring
401 and second produce vortex on copper ring 402, while are vortexed and produce induced field and pulled with permanent magnetism field interactions in output permanent magnetism
Rotor 8 rotates along with the identical direction of input conductor outer rotor 2, therefore by exporting permanent magnetism internal rotor 8 in load input shaft
Upper generation moment of torsion, band dynamic load rotate, and so as to realize the non contact transmission of power between motor and reductor, work as output
When the load torque value of permanent magnetism internal rotor 8 exceedes the predetermined torque value size, output permanent magnetism internal rotor 8 and input conductor outer rotor 2
Step-out phenomenon, i.e. slippage overload protection will be produced, so as to protect motor not damaged because of overload, is conveyed in elevating conveyor and scraper plate
When machine needs tight chain using the permanent magnet clutch, its output gear and the permanent magnetism shaft coupling are made by the clutch of tight sprocket roller box
Device gear wheel 7 is engaged, and moment of torsion and braking moment are passed into gear wheel 7, gear wheel 7 when gear-box output gear rotates
By moment of torsion and output permanent magnetism internal rotor 8 is passed to again, so as to be transferred to reductor input shaft, the permanent magnet clutch has volume
Small, moment of torsion is big, transmission efficiency, realizes contactless power transmission and protection, reduces motor power consumption, and maintenance cost is low,
The characteristics of unique " L " formula structure is completely suitable for underground coal mine.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of permanent magnet clutch, including input conductor outer rotor (2) and output permanent magnetism internal rotor (8), it is characterised in that：It is described
Input conductor outer rotor (2) is provided with jackscrew (1), and its right end face in the input conductor outer rotor (2) is provided with the first copper ring
(401), first copper ring (401) is fixed by the first hexagon socket head cap screw (3), first copper ring (401) and output permanent magnetism
It is provided with first annular magnet (501) between internal rotor (8), the input conductor outer rotor (2) and output permanent magnetism internal rotor (8)
Axially contact place is respectively equipped with the second copper ring (402) and the second annular magnet (502), first copper ring (401) and the second bronze medal
L-type is formed between ring (402), L-type is also formed between the first annular magnet (501) and the second annular magnet (502), it is described
The right side of output permanent magnetism internal rotor (8) is fixedly connected with gear wheel (7) by outer six square bolt (9), turns outside the input conductor
Axial direction in sub (2) and output permanent magnetism internal rotor (8) is equipped with axis fixing plate (10), and the axis fixing plate (10) passes through outer six
Corner bolt (11) is fixed.
A kind of 2. permanent magnet clutch according to claim 1, it is characterised in that：Outside the input conductor outer rotor (2)
Portion is additionally provided with stainless steel protective cover (13).
A kind of 3. permanent magnet clutch according to claim 1, it is characterised in that：First copper ring (401) and the first ring
Gap is provided between shape magnet (501), gap also is provided between second copper ring (402) and the second annular magnet (502).
A kind of 4. permanent magnet clutch according to claim 1, it is characterised in that：The first annular magnet (501) is fixed
On magnetic receiver (6), the magnetic receiver (6) is fixed by the second hexagon socket head cap screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121695.4U CN207117458U (en) | 2017-09-04 | 2017-09-04 | A kind of permanent magnet clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121695.4U CN207117458U (en) | 2017-09-04 | 2017-09-04 | A kind of permanent magnet clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117458U true CN207117458U (en) | 2018-03-16 |
Family
ID=61586810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721121695.4U Active CN207117458U (en) | 2017-09-04 | 2017-09-04 | A kind of permanent magnet clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114696568A (en) * | 2022-03-29 | 2022-07-01 | 安徽理工大学 | Mixed excitation eddy current speed regulation device |
-
2017
- 2017-09-04 CN CN201721121695.4U patent/CN207117458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114696568A (en) * | 2022-03-29 | 2022-07-01 | 安徽理工大学 | Mixed excitation eddy current speed regulation device |
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| GR01 | Patent grant |