CN208782708U - A kind of contactless multi stage magnetic shaft coupling - Google Patents
A kind of contactless multi stage magnetic shaft coupling Download PDFInfo
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- CN208782708U CN208782708U CN201821207564.2U CN201821207564U CN208782708U CN 208782708 U CN208782708 U CN 208782708U CN 201821207564 U CN201821207564 U CN 201821207564U CN 208782708 U CN208782708 U CN 208782708U
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Abstract
This public affairs utility model has opened a kind of contactless multi stage magnetic shaft coupling, including active magnetic wheels, driven magnetic wheel, the active magnetic wheels is mounted on one end of driving shaft, and the driven magnetic wheel is mounted on one end of driven shaft, and the active magnetic wheels is identical with the structure of driven magnetic wheel；The active magnetic wheels includes pedestal, the magnetic ring to be pieced together by several sector magnets, upper cover；Respectively by the magnetic wheel of one entirety of three parts structure composition in active magnetic wheels and driven magnetic wheel; pedestal and upper cover are screwed by screw thread; intermediate magnetic ring, which is fixed on internal group, becomes a magnetic force structural member that can be worked; active magnetic wheels and driven magnetic force wheel radial discharge side by side; pass through the attracting effect of repelling each other of magnetic force; synchronous drive driven magnetic wheel when active magnetic wheels operates; due to not contacting transmission power; therefore wear phenomenon is not had, dust is not generated, is non-maintaining, load protection motor, effectively save production cost.
Description
Technical field
The utility model relates to shaft coupling technical field more particularly to a kind of contactless multi stage magnetic shaft couplings.
Background technique
Shaft coupling refers to two axis of connection or axis and revolving meber, the synchronous revolving in passing movement and dynamic process, normal
In the case of a kind of device for not disengaging.Sometimes also it is used to prevent coupled parts from bearing excessive load as a kind of safety device
Lotus plays the role of overload protection.
Currently, the choosing since the precision requirement that driving shaft and driven shaft are mechanically connected is very high, for shaft coupling
With also very strict.Contact shaft coupling can generate abrasion, influence power transmission since its structure is mechanical connection,
It will lead to power motor damage when long-time overload, subsequent input cost will be increase accordingly.
Summary of the invention
The utility model in order to overcome the shortcomings in the prior art, provides a kind of contactless multi stage magnetic shaft coupling.
The utility model uses non-contact magnetic force driver, changes the mode of traditional contact shaft coupling transmission power.
The utility model is achieved through the following technical solutions:
A kind of contactless multi stage magnetic shaft coupling, including active magnetic wheels, driven magnetic wheel, the active magnetic wheels peace
Mounted in one end of driving shaft, the driven magnetic wheel is mounted on one end of driven shaft, the active magnetic wheels and driven magnetic wheel
One side with magnetic is radial parallel opposite, and according to the size of torsion, there are certain air gap distances, forms non-contact transmission device,
When driving shaft one end operates, under the action of a magnetic force, driven shaft is driven to rotate synchronously, the active magnetic wheels and driven magnetic
The structure of wheels is identical；
The active magnetic wheels includes pedestal, the magnetic ring to be pieced together by several sector magnets, upper cover；
The pedestal includes base body, the screwed ring above the base body, in the upper of the base body
Base groove is processed into surface middle position, and the base groove is located at the inside of the screwed ring, in the base body
External peripheral surface on processing there are two radial hole.
The magnetic ring surrounds a cyclic structure by the magnetic patch of several pieces of fan shapes, the magnetic patch shape of this several pieces of fan shapes
At a circle；
The upper cover includes band screw thread lid, and axially centered through-hole is machined in the lid.
Further, glue is coated in base groove, the magnetic patch of several pieces of fan shapes is passed through N, S, N, S......
Arrangement be placed in base groove, screwed up by upper cover and equipped with the lower cover of magnetic ring.
Further, the pedestal is made of aluminium alloy or stainless steel material.
Further, the upper cover is made of aluminium alloy or stainless steel material.
Compared with prior art, the beneficial effects of the utility model are:
1, contactless multi stage magnetic shaft coupling provided by the utility model, synchronous transfer, without abrasion, it is free of replacement, load
Work will not damage power motor, to effectively save production cost.One active magnetic wheels is installed on driving shaft
One end, another driven magnetic wheel are installed on one end of driven shaft, and keep one side of two magnetic force structural members with magnetic radially flat
Row is opposite, and according to the size of torsion, there are certain air gap distances, forms non-contact transmission device, operates in driving shaft one end
When, under the action of a magnetic force, driven shaft is driven to rotate synchronously；
2, the material that the active magnetic wheels in the utility model and driven magnetic wheel use is non-magnet material and strong magnetic
Iron composition, service performance are good.Respectively by the magnetic wheel of one entirety of three parts structure composition in active magnetic wheels and driven magnetic wheel,
Pedestal and upper cover are screwed by screw thread, and intermediate magnetic ring, which is fixed on internal group, becomes a magnetic force structural member that can be worked,
Active magnetic wheels and the radial parallel discharge arranged side by side of driven magnetic wheel reach synchronous rotation by the attracting effect of repelling each other of magnetic force.
3, the utility model is dustless clean environment, will not generate dust because of friction, solves to need to seal transmission dynamic ring
Border, efficiently solves the problems, such as oil leak, does not contact that there will be no wear phenomenons between active magnetic wheels and driven magnetic wheel, no
Influence power transmission.
Detailed description of the invention:
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the whole decomposition texture schematic diagram of the utility model；
Fig. 3 is the magnetic wheel exploded perspective structural schematic diagram of the utility model；
Fig. 4 is that the magnetic wheel of the utility model decomposes positive structure diagram；
Fig. 5 is the magnetic wheel top view of the utility model.
Specific embodiment:
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of contactless multi stage magnetic shaft coupling, including active magnetic wheels, driven magnetic wheel, the active magnetic
Wheels is mounted on one end of driving shaft, and the driven magnetic wheel is mounted on one end of driven shaft, the active magnetic wheels and driven
One side of the magnetic wheel with magnetic is radial parallel opposite, and according to the size of torsion, there are certain air gap distances, form non-contact transmission
Device, driving shaft one end operate when, under the action of a magnetic force, drive driven shaft rotated, the active magnetic wheels and
The structure of driven magnetic wheel is identical.
Please refer to Fig. 1-Fig. 3, the active magnetic wheels include pedestal 1, the magnetic ring 2 to be pieced together by several sector magnets, on
Lid 3；The pedestal 1 includes base body 11, the screwed ring 12 above the base body 11, in the base body 11
Upper surface middle position be provided with cutting ferrule 13, and the cutting ferrule 13 is located at the inside of the screwed ring 12, in the pedestal sheet
Multiple radial holes 14, the inner wall of the outside wall surface of the cutting ferrule 13 and the screwed ring 12 are machined on the external peripheral surface of body 11
Between formed base groove 15；The magnetic ring 2 surrounds a cyclic structure by the magnetic patch 21 of several pieces of fan shapes, and this several pieces
The magnetic patch 21 of fan shape forms a round magnetic ring 22；The upper cover 3 includes band screw thread lid 31, is added in the lid 31
Work has axially extending bore 32；Glue is coated in base groove 15, the magnetic patch 21 of several pieces of fan shapes by N, S, N,
S...... arrangement is placed in base groove 15, and upper cover 3 and the pedestal 1 equipped with magnetic ring 2 are screwed up.
Pedestal 1 and upper cover 3 are screwed by screw thread, and intermediate magnetic ring 2 can vacantly be worked in inside composition as one
Magnetic force structural member, active magnetic wheels and the radial discharge side by side of driven magnetic wheel band magnetic one side are synchronous by magnetic interaction
Transmit power.
The pedestal 1 is made of aluminium alloy or stainless steel material, and the upper cover 3 uses aluminium alloy or stainless steel material system
At.
Contactless multi stage magnetic shaft coupling provided by the utility model, synchronous transfer, without abrasion, it is free of replacement, load work
Work will not damage power motor, to effectively save production cost.One active magnetic wheels is installed on the one of driving shaft
End, another driven magnetic wheel is installed on one end of driven shaft, and keeps two one sides of the magnetic force structural member with magnetic opposite in parallel,
According to the size of torsion, there are certain air gap distances, form non-contact transmission device, when driving shaft one end operates, in magnetic
Under the action of field force, driven shaft rotation is driven.The material that active magnetic wheels and driven magnetic wheel in the utility model use is equal
It is formed for non-magnet material and strong magnet, service performance is good.The utility model is dustless clean environment, will not generate powder because of friction
Dirt solves the problem of that needing to seal transmission dynamic environment efficiently solves oil leak, between active magnetic wheels and driven magnetic wheel
It does not contact that there will be no wear phenomenons, does not influence power transmission.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (4)
1. a kind of contactless multi stage magnetic shaft coupling, it is characterised in that: including active magnetic wheels, driven magnetic wheel, the master
Dynamic magnetic wheel is identical with driven magnetic force wheel construction；
The active magnetic wheels and driven magnetic wheel include pedestal (1), the magnetic ring (2) to be pieced together by several sector magnets, on
It covers (3)；The upper cover (3) and pedestal (1) are connected through a screw thread；The magnetic ring (2) is fixed on the close of the interior formation of base groove
It seals in cavity；The active magnetic wheels is mounted on one end of driving shaft, and the driven magnetic wheel is mounted on one end of driven shaft, institute
It is radial parallel opposite to state the one side of active magnetic wheels and driven magnetic wheel with magnetic, according to the size of torsion, there are certain air gaps
Distance forms non-contact transmission device, when driving shaft one end operates, under the action of a magnetic force, drives driven shaft is synchronous to pass
Defeated power；
The pedestal (1) includes base body (11), the screwed ring (12) above the base body (11), at the bottom
The upper surface middle position of seat ontology (11) is provided with cutting ferrule (13), and the cutting ferrule (13) is located at the interior of the screwed ring (12)
Portion, there are two radial hole (14), the outside wall surfaces of the cutting ferrule (13) for processing on the external peripheral surface of the base body (11)
Base groove (15) are formed between the inner wall of the screwed ring (12)；
The magnetic ring (2) is combined into a cyclic structure, the magnetic of this several pieces of fan shapes by the magnetic patch (21) of several pieces of fan shapes
Block (21) forms a circle (22)；
The upper cover (3) includes band screw thread lid (31), is machined with axially centered through-hole (32) in the lid (31).
2. a kind of contactless multi stage magnetic shaft coupling according to claim 1, it is characterised in that: glue is coated on bottom
In seat groove (15), the magnetic patch (21) of several pieces of fan shapes is placed in base groove (15) by the arrangement of N, S, N, S......
It is interior, upper cover (3) and the pedestal (1) equipped with magnetic ring (2) are screwed up.
3. a kind of contactless multi stage magnetic shaft coupling according to claim 1, it is characterised in that: the pedestal (1) is adopted
It is made of aluminium alloy or stainless steel material.
4. a kind of contactless multi stage magnetic shaft coupling according to claim 1, it is characterised in that: the upper cover (3) is adopted
It is made of aluminium alloy or stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207564.2U CN208782708U (en) | 2018-07-28 | 2018-07-28 | A kind of contactless multi stage magnetic shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207564.2U CN208782708U (en) | 2018-07-28 | 2018-07-28 | A kind of contactless multi stage magnetic shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782708U true CN208782708U (en) | 2019-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207564.2U Active CN208782708U (en) | 2018-07-28 | 2018-07-28 | A kind of contactless multi stage magnetic shaft coupling |
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| CN (1) | CN208782708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109194089A (en) * | 2018-07-28 | 2019-01-11 | 广东汇四方精密磁材有限公司 | A kind of contactless multi stage magnetic shaft coupling |
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2018
- 2018-07-28 CN CN201821207564.2U patent/CN208782708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109194089A (en) * | 2018-07-28 | 2019-01-11 | 广东汇四方精密磁材有限公司 | A kind of contactless multi stage magnetic shaft coupling |
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