CN208651480U - Electromagnetic clutch suitable for two-way installation - Google Patents
Electromagnetic clutch suitable for two-way installation Download PDFInfo
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- CN208651480U CN208651480U CN201821232823.7U CN201821232823U CN208651480U CN 208651480 U CN208651480 U CN 208651480U CN 201821232823 U CN201821232823 U CN 201821232823U CN 208651480 U CN208651480 U CN 208651480U
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- driving wheel
- bearing
- electromagnetic clutch
- wheel
- sucker
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Abstract
The claimed electromagnetic clutch suitable for two-way installation of the utility model, including driving wheel, the coil component set on driving wheel one end, set on the band wheel component of the driving wheel other end, and axle sleeve and collar for assembling power input shaft in the mounting hole of driving wheel；One sucker is connected with by elastomeric element in one end close to the driving wheel with wheel component, and magnetic force caused by coil component energization can be attracted sucker, by sucker and the driving wheel circumferentially limit fixation；It is provided with first bearing between band wheel component and driving wheel, second bearing is provided between coil component and driving wheel；Wherein the internal diameter of first bearing and the internal diameter of second bearing are equal, and first bearing and second bearing are protruding relative to driving wheel part；Collar or axle sleeve can be alternatively mounted at the position at the position where first bearing and where second bearing.The utility model realizes the positive and negative two-way installation of the electromagnetic clutch by reasonable structure setting.
Description
Technical field
The utility model belongs to the relevant technical field of grass trimmer, more particularly to a kind of electromagnetism suitable for two-way installation
Clutch.
Background technique
Electromagnetic clutch controlled by the power on/off of coil the combination of clutch with separate.Electromagnetic clutch can be divided into: dry
Formula monolithic electromagnetic clutch, dry-type multidisc electromagnetic clutch, wet type multi-disc electromagnetic clutch, magnetic powder cluth, slip type electromagnetism
Clutch etc..Electromagnetic clutch working method can be divided into again: being powered to combining and power off combines.
It is appreciated that electromagnetic clutch is mutually assembled with power input shaft when in use, and electricity is provided with power input shaft
Driving wheel carries out the power source of rotation driving on magnet clutch.Currently, the dress between existing electromagnetic clutch and power input shaft
It is certain with direction, that is to say, that existing electromagnetic clutch can only be installed unidirectionally, cannot meet enterprise well for electricity
The matching requirements of magnet clutch.
Utility model content
Based on this, it is necessary to for the technical problems in the prior art, provide a kind of electricity suitable for two-way installation
Magnet clutch.
Specifically, a kind of electromagnetic clutch suitable for two-way installation, including driving wheel are set to described driving wheel one end and can
The coil component of the relatively described wheel rotation set on the driving wheel other end and is capable of the band wheel portion of the relatively described wheel rotation
Part, and axle sleeve and collar for assembling power input shaft in the mounting hole of the driving wheel；The band wheel component is close
One end of the driving wheel is connected with a sucker by elastomeric element, and magnetic force caused by coil component energization can be attracted
The sucker, by the sucker and the driving wheel circumferentially limit fixation；It is provided between the band wheel component and the driving wheel
First bearing is provided with second bearing between the coil component and the driving wheel；The wherein internal diameter of the first bearing and institute
The internal diameter for stating second bearing is equal, and the first bearing and the second bearing relative to the driving wheel part to overhanging
Out；The collar or the axle sleeve can be alternatively mounted at the position where the first bearing and where second bearing
At position.
As a preferred embodiment of the present invention, the axle sleeve can stick on the inner ring or described of the first bearing
On the inner ring of second bearing, and partially protrude into the mounting hole of the driving wheel.
As a preferred embodiment of the present invention, the axle sleeve can use wherein one end of installation bolt and power input shaft
It is fixedly connected, wherein axle sleeve described in the installation bolt-through and being connected and fixed with the power input shaft.
As a preferred embodiment of the present invention, the collar can stick on the inner ring or described of the first bearing
On the inner ring of second bearing, and the internal diameter of the collar is equal with the mounting hole aperture of the driving wheel.
As a preferred embodiment of the present invention, the coil component includes bearing block, the line on the bearing block
Shell, the coil in the line shell, and for line shell to be limited the line cap being fixed on the bearing block；The coil
To outlet box is externally connected with, for being powered to the coil.
As a preferred embodiment of the present invention, the second bearing is arranged between the bearing block and the driving wheel,
And it is fixed with the second circlip being arranged on the bearing block.
As a preferred embodiment of the present invention, the belt wheel includes belt pulley, and the first bearing is arranged in the skin
Between belt wheel and the driving wheel, and fixed with the first circlip being arranged on the belt pulley.
As a preferred embodiment of the present invention, the elastomeric element includes multiple spring leafs, wherein each spring
One end of piece is connected on the band wheel component, and the other end is connected on the sucker, and multiple spring leafs are circumferentially equal
Even distribution.
As a preferred embodiment of the present invention, at position of the driving wheel between the coil component and the sucker
It is provided with magnetic shielding structure, the magnetic shielding structure includes multiple magnet isolation tanks, circumferencial direction of multiple magnet isolation tanks along the driving wheel
It is uniformly distributed.
As a preferred embodiment of the present invention, the electromagnetic clutch further includes brake, and the brake includes system
Movable plate, for being contacted with the sucker after the disengaging driving wheel and stopping braking.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
Electromagnetic clutch provided by the utility model suitable for two-way installation, by reasonable structure setting, so that
Being specifically used for the rigging position of the collar and axle sleeve of assembly power input shaft at driving wheel both ends on the electromagnetic clutch can be interchanged,
Exchange the direction for carrying out mutual power input shaft with the electromagnetic clutch, so realize the electromagnetism from
The positive and negative two-way installation of clutch meets enterprise's installation requirements different for electromagnetic clutch with this.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the electromagnetic clutch provided by the utility model suitable for two-way installation.
Fig. 2 is the structural representation at electromagnetic clutch another visual angle provided by the utility model suitable for two-way installation
Figure.
Fig. 3 is the cross-sectional view of the electromagnetic clutch provided by the utility model suitable for two-way installation.
Wherein, 10, driving wheel；11, mounting hole；12, magnet isolation tank；20, belt pulley；31, bearing block；32, line shell；33, coil；
34, line cap；35, outlet box；36, connecting line；40, sucker；50, spring leaf；51, rivet；61, first bearing；62, the second axis
It holds；63, the first circlip；64, the second circlip；71, brake plate；72, magnet；101, axle sleeve；102, collar；200, power inputs
Axis；201, bolt is installed.
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.
Please refer to Fig. 1-Fig. 3, the electromagnetic clutch provided by the utility model suitable for two-way installation, including driving wheel
10, set on described 10 one end of driving wheel and 10 other end of driving wheel can be set to relative to the coil component of the driving wheel 10 rotation
And it can be defeated relative to the band wheel component that the driving wheel 10 rotates, and for assembling power in the mounting hole 11 of the driving wheel 10
Enter the axle sleeve 101 and collar 102 of axis 200.
Wherein, described that one sucker 40 is connected with by elastomeric element in one end close to the driving wheel 10 with wheel component, and
Magnetic force caused by the coil component energization can be attracted the sucker 40, and the sucker 40 and the driving wheel 10 is circumferential
Limit is fixed, that is to say, that the magnetic force generated after coil component is powered can pass through the driving wheel 10 and carry out to sucker 40
It is attracted, so that sucker 40 is tightly attached on the driving wheel 10, and realizes that the axial limiting between driving wheel 10 and sucker 40 is fixed.And institute
It states sucker 40 and is attached further through elastomeric element with wheel component, thus the rotation of driving wheel 10 will pass through sucker 40 and bullet
Property component is realized to the driving with wheel component.
In the present embodiment, the band wheel component includes belt pulley 20, and the elastomeric element includes multiple spring leafs 50,
In one end of each spring leaf 50 be connected on the belt pulley 20, the other end is connected on the sucker 40, and then realizes bullet
Reed 50 is connected and fixed to belt pulley 20 and sucker 40, wherein between the spring leaf 50 and belt pulley 20 and sucker 40 respectively
It is fixedly connected with rivet 51.
It is specifically used for connecting sucker 40 in the present embodiment and multiple spring leafs 50 of belt pulley 20 is lived apart at even circumferential, and
The specific setting of multiple spring leafs 50 may refer to electromagnetic clutch assembly (patent disclosed in the patent document of China's Mainland
Number: 2015203176250), herein just it is not unfolded illustrate.
The coil component of the present embodiment includes bearing block 31, the line shell 32 on the bearing block 31, is set to the line
Coil 33 in shell 32, and for line shell 32 to be limited the line cap 34 being fixed on the bearing block 31；The coil 33
To being externally connected with outlet box 35 so that the electromagnetic clutch is when in use, can by the connecting line 36 on outlet box 35 outward into
Row is electrically connected, and realizes the power supply to coil 33, and then realize the control to electromagnetic clutch.
From the foregoing, it will be observed that the band wheel component and coil component can be relatively rotated with driving wheel 10 respectively, for this purpose, this implementation
First bearing 61 is arranged in example between band wheel component and the driving wheel 10, and specifically with first be arranged on the belt pulley 20
Circlip 63 fixes；Second bearing 62 is set between the coil component and the driving wheel 10, and is specifically existed with setting
The second circlip 64 on the bearing block 31 fixes.
The internal diameter of first bearing 61 is equal with the internal diameter of the second bearing 62 on the electromagnetic clutch of the present embodiment, and institute
It is protruding relative to the part of driving wheel 10 to state first bearing 61 and second bearing 62, and the axle sleeve 101 and collar 102
It can alternatively be mounted at the position at 62 place of the first bearing 61 and the second bearing, that is to say, that the present embodiment
Electromagnetic clutch in integrally assembly, axle sleeve 101 can be assembled at the position where first bearing 61, collar 102 fills
At the position for fitting over 62 place of second bearing；Or by the assembly of axle sleeve 101 at the position where second bearing 62, collar 102
It is assemblied at the position of first bearing 61, that is, realizes axle sleeve 101 with collar 102 in the mutual of 10 both ends rigging position of driving wheel
It changes.
Specifically, when the axle sleeve 101 is assemblied on the electromagnetic clutch, the interior of the first bearing 61 can be sticked on
On circle or the inner ring of the second bearing 62, and partially protrude into the mounting hole 11 of the driving wheel 10.And when power inputs
When axis 200 and the electromagnetic clutch mutually assemble, the axle sleeve 101 can use its of installation bolt 201 and power input shaft 200
Middle one end is fixedly connected, and the installation bolt 201 is when being connected and fixed power input shaft 200 and axle sleeve 101, the installation
Bolt 201 is attached through the axle sleeve 101 and threadably fixation in wherein one end of the power input shaft 200.
When the collar 102 is assemblied on the electromagnetic clutch, can stick on the first bearing 61 inner ring or
On the inner ring of the second bearing 62, and the internal diameter of the collar 102 is equal with 11 aperture of mounting hole of the driving wheel 10.
Assembly space phase on the electromagnetic clutch of the present embodiment between first bearing 61, second bearing 62 and driving wheel 10
Deng being specifically located at first bearing 61 and driving wheel 10 and the and when axle sleeve 101 and collar 102 are assemblied on the electromagnetic clutch
The part of position is in the same size between two bearings 62 and driving wheel 10, realizes rigging position between axle sleeve 101 and collar 102 with this
Exchange；Along with power input shaft 200 with axle sleeve 101 when being cooperated, axle sleeve 101 and power input shaft 200
Wherein one end be fixedly connected, so, in the electromagnetic clutch Upper shaft sleeve 101 rigging position different from collar 102, accordingly
Direction of the power input shaft 200 on the electromagnetic clutch is different, that is, realizes the positive and negative two-way installation of the electromagnetic clutch
Purpose.
As a preferred embodiment of the present invention, the driving wheel 10 of the electromagnetic clutch of the present embodiment the coil component with
It is provided with magnetic shielding structure at position between the sucker 40, it is generated after being powered so as to improve coil component coil 33
The intensity that magnetic force is attracted sucker 40, and ensure the electromagnetic clutch work when, circumferentially limited between sucker 40 and driving wheel 10
The fixed bonding strength in position.
Specifically, magnetic shielding structure includes multiple magnet isolation tanks 12 on the driving wheel 10 of the present embodiment, multiple 12 edges of magnet isolation tank
The circumferencial direction of the driving wheel 10 is uniformly distributed, to pass through the side of the utilization rate of generated magnetic force after the raising energization of coil 33
Formula, to improve the actuation active force to sucker 40.
In addition, the electromagnetic clutch of the present embodiment further includes brake, so that the electromagnetic clutch is after a loss of power, system can be used
Dynamic device carries out sucker 40 and belt pulley 20 to stop braking in time, to meet the requirement of electromagnetic clutch.
Wherein the brake includes brake plate 71, and by be detached from the sucker 40 after the driving wheel 10 contacted come
It realizes and stops braking.Due to belt pulley 20 be realized by sucker 40 by spring leaf 50 rotation driving, so, sucker 40 with
Belt pulley 20 rotate or stop together.Further, the brake of the present embodiment further includes separation in the brake plate
The magnet 72 of 71 two sides passes through brake plate 71 and magnet 72 when resetting under resilient force of the sucker 40 in spring leaf 50
Effect is that sucker quickly stops operating.
From the foregoing, it will be observed that the electromagnetic clutch of the present embodiment is when in use, pass through collar 102 and the installation bolt of axle sleeve 101
201 are fixed with power input shaft 200, when power input shaft 200 rotates, drive 102 He of collar in such a way that keyway cooperates
Driving wheel 10 and axle sleeve 101 rotate；Magnetic force is generated after the energization of coil 33, magnetic force warp shell 32 is transmitted on driving wheel 10, due to
Magnet isolation tank 12 is offered on driving wheel 10, so magnetic force is transmitted to sucker 40 by driving wheel 10, is attracted sucker 40 and driving wheel 10, from
And sucker 40 is driven to rotate, sucker 40 by torque drive to belt pulley 20, and reaches the mesh of transmitting power by spring leaf 50
's.After coil 33 powers off, magnetic force disappears therewith, and sucker 40 resets rapidly under the effect of 50 elastic force of spring leaf, driving wheel 10
It is contacted after being disengaged with sucker 40 with brake plate 71, and brake force, rapid brake stopping chuck 40 and belt pulley 20 is generated to sucker 40, risen
To the effect of braking.
To sum up, the electromagnetic clutch provided by the utility model suitable for two-way installation, by reasonable structure setting,
So that be specifically used on the electromagnetic clutch assembly power input shaft collar and axle sleeve the rigging position at driving wheel both ends can be with
It exchanges, exchanges the direction for carrying out mutual power input shaft with the electromagnetic clutch, and then realize this
The positive and negative two-way installation of electromagnetic clutch meets enterprise's installation requirements different for electromagnetic clutch with this.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of electromagnetic clutch suitable for two-way installation, it is characterised in that: including driving wheel, be set to described driving wheel one end and energy
The coil component of enough relatively described wheel rotations set on the driving wheel other end and is capable of the band wheel portion of the relatively described wheel rotation
Part, and axle sleeve and collar for assembling power input shaft in the mounting hole of the driving wheel；The band wheel component is close
One end of the driving wheel is connected with a sucker by elastomeric element, and magnetic force caused by coil component energization can be attracted
The sucker, by the sucker and the driving wheel circumferentially limit fixation；It is provided between the band wheel component and the driving wheel
First bearing is provided with second bearing between the coil component and the driving wheel；The wherein internal diameter of the first bearing and institute
The internal diameter for stating second bearing is equal, and the first bearing and the second bearing relative to the driving wheel part to overhanging
Out；The collar or the axle sleeve can be alternatively mounted at the position where the first bearing and where second bearing
At position.
2. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the axle sleeve can paste
It leans against on the inner ring of the first bearing or the inner ring of the second bearing, and partially protrudes into the mounting hole of the driving wheel
It is interior.
3. the electromagnetic clutch according to claim 2 suitable for two-way installation, it is characterised in that: the axle sleeve can be used
Installation bolt be fixedly connected with wherein one end of power input shaft, wherein axle sleeve described in the installation bolt-through and with it is described move
Power input shaft is connected and fixed.
4. the electromagnetic clutch according to claim 3 suitable for two-way installation, it is characterised in that: the collar can paste
It leans against on the inner ring of the first bearing or the inner ring of the second bearing, and the peace of the internal diameter of the collar and the driving wheel
It is equal to fill hole aperture.
5. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the coil component packet
Bearing block is included, the line shell on the bearing block, the coil in the line shell, and for the limit of line shell to be fixed on
Line cap on the bearing block；The coil is to outlet box is externally connected with, for being powered to the coil.
6. the electromagnetic clutch according to claim 5 suitable for two-way installation, it is characterised in that: the second bearing is set
It sets between the bearing block and the driving wheel, and is fixed with the second circlip being arranged on the bearing block.
7. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the belt wheel includes skin
Belt wheel, the first bearing are arranged between the belt pulley and the driving wheel, and with first be arranged on the belt pulley
Circlip fixes.
8. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the elastomeric element packet
Multiple spring leafs are included, wherein one end of each spring leaf is connected on the band wheel component, the other end is connected to the suction
On disk, and multiple spring leafs are circularly and evenly distributed.
9. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the driving wheel is described
Magnetic shielding structure is provided at position between coil component and the sucker, the magnetic shielding structure includes multiple magnet isolation tanks, multiple
The magnet isolation tank is uniformly distributed along the circumferencial direction of the driving wheel.
10. the electromagnetic clutch according to claim 1 suitable for two-way installation, it is characterised in that: the electromagnetic clutch
Device further includes brake, and the brake includes brake plate, for contacting with the sucker after the disengaging driving wheel and stopping braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232823.7U CN208651480U (en) | 2018-08-01 | 2018-08-01 | Electromagnetic clutch suitable for two-way installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232823.7U CN208651480U (en) | 2018-08-01 | 2018-08-01 | Electromagnetic clutch suitable for two-way installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651480U true CN208651480U (en) | 2019-03-26 |
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ID=65787999
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821232823.7U Active CN208651480U (en) | 2018-08-01 | 2018-08-01 | Electromagnetic clutch suitable for two-way installation |
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| Country | Link |
|---|---|
| CN (1) | CN208651480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020210270A1 (en) * | 2019-04-10 | 2020-10-15 | Warner Electric Technology Llc | Rotational coupling device with flux conducting bearing shield |
-
2018
- 2018-08-01 CN CN201821232823.7U patent/CN208651480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020210270A1 (en) * | 2019-04-10 | 2020-10-15 | Warner Electric Technology Llc | Rotational coupling device with flux conducting bearing shield |
| US10883552B2 (en) | 2019-04-10 | 2021-01-05 | Warner Electric Technology Llc | Rotational coupling device with flux conducting bearing shield |
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