CN209434569U - A kind of commutator structure and motor - Google Patents
A kind of commutator structure and motor Download PDFInfo
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- CN209434569U CN209434569U CN201920425517.3U CN201920425517U CN209434569U CN 209434569 U CN209434569 U CN 209434569U CN 201920425517 U CN201920425517 U CN 201920425517U CN 209434569 U CN209434569 U CN 209434569U
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- commutator
- brush
- commutator segment
- motor
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Abstract
The utility model provides a kind of commutator structure, including commutator ontology, commutator body peripheral is provided with multiple equally distributed commutator segments, it is only needed around commutator ontology using a pair of of brush, commutator segment in each commutator segment group is by putting in order, it is connected one to one with another his commutator segment of its plane of symmetry by equipotential gantry, mutually insulated between adjacent equipotential gantry.Using this structure commutator motor at work, the circuit effect of traditional 4 pole motors can be realized by only using a pair of of brush；Due to the reduction of brush usage quantity, it is minimized the number of parts of motor, the structure of brush carrier can be done more simple, and due to the reduction of brush quantity, brush friction sound is also 2 decibels smaller than traditional motor when motor operates；By using the structure commutator, it not only can guarantee that motor normally steadily commutates, and brush noise can be effectively reduced, and save the cost of manufacture of motor, the lightweight for further improving product is horizontal.
Description
Technical field
The utility model relates to engine commutator technical field, in particular to a kind of commutator structure and this knot of use
The motor of structure.
Background technique
Commutator is an important component of direct current generator and AC commutator motor armature, when motor rotates from commutate
Effect is direct current generator, commutates as electric current on A.C. series motor, in order to allow motor persistently rotates down one
A component, is commonly called as commutator.It has been that rectification is made that commutator, which is applied to the fields such as automobile current generator, gasoline engine generator commutator,
With effect is that the current direction in armature winding is made to be alternation, to guarantee that electromagnetic torque direction is constant always.Its work is former
Reason are as follows:, can be under the action of permanent magnet, by attracting and repulsive force rotates, when it goes to and magnetic after coil passes through electric current
When iron balance, led to the contact that electric line corresponds on commutator originally and just separated with brush, and brush is connected to and meets production
On the corresponding contact of that group of coil of raw motive force, ceaselessly repeat down in this way, dc motor is just turned over.
In order to promote the delivery efficiency of motor, guarantee that electric current commutation is more stable, smooth, as shown in Figure 1, it will usually
Two groups or more brush 104 is arranged in the periphery of commutator, although can guarantee that current of electric commutation is smooth in this way, stablizing,
But brush quantity can excessively make the structure of brush carrier become complicated, increase manufacturing cost, country is carrying forward vigorously energy conservation at present
Emission reduction work, including the simplification of product structure, the reduction of pts wt and quantity, 4 traditional pole motors are due to its brush
Quantity is more, structure is complicated for brush board, is no longer satisfied higher and higher energy-saving and emission-reduction requirement, so it is necessary to change this now
It is improved to device is further.
Utility model content
In view of the foregoing deficiencies of prior art, it the purpose of this utility model is to provide a kind of structure is simple, only needs
Using a pair of of brush (2 brushes), the commutation for the circuit effect that multiple brushes of conventional multipole motor are just able to achieve can be achieved with
Device structure.
One commutator structure, including commutator ontology, the commutator body peripheral are provided with multiple equally distributed change
To piece, it is characterised in that: the outside of the commutator ontology is only provided with a pair of of brush, the commutator body peripheral setting
Commutator segment is divided into multiple commutator segments in the symmetrical commutator segment group of commutator body central, each commutator segment group by row
Column sequence, the commutator segment in commutator segment and other commutation groups in each commutator segment group is by putting in order through equipotential gantry one
One is correspondingly connected with, and equipotential gantry is identical for realizing potential between commutator segment interconnected, between adjacent equipotential gantry
Mutually insulated.
Preferably, the equipotential gantry is the copper conductor with insulating layer, and the connection of this gantry is two panels symmetrically side
Upward commutator segment keeps the electromotive force of two panels commutator in circuit identical.
Preferably, multiple commutator segments of the commutator body peripheral setting are divided into multiple commutator segment groups, Mei Gehuan
Commutator segment into piece group passes through equipotential with the commutator segment organized in commutator segment group by putting in order and symmetry direction in its group
Gantry connects one to one.
This patent also discloses a kind of motor mechanism by adopting the above technical scheme.
As described above, this commutator structure has the advantages that a pair of of electricity is only arranged in the motor of the commutator structure
The commutator segment of brush, the setting of commutator body peripheral is divided into multiple commutator segment groups, and the commutator segment in each commutator segment group is by row
Column sequence organizes interior symmetry direction with it, is connected one to one with the commutator segment organized in commutator segment group by equipotential gantry.When
When brush and one of commutator segment contact, which is connected to by equipotential electric bridge and organizes corresponding commutator segment with other,
Make connected commutator segment that can be powered simultaneously, and there is same electromotive force；Traditional 4 poles can be realized by only using a pair of of brush in this way
The circuit effect of 4 brushes of motor；Due to the reduction of brush usage quantity, it is minimized the number of parts of motor, brush carrier
Structure can do it is more simple, and due to the reduction of brush quantity, brush friction sound (commutation sound) when motor operates
It is 2 decibels smaller than traditional motor；By using the structure commutator, it not only can guarantee that motor normally steadily commutates, and
Brush noise can be effectively reduced, and saves the cost of manufacture of motor, the lightweight for further improving product is horizontal.
Detailed description of the invention
Fig. 1 is traditional commutator winding structure unfolding circuits schematic diagram.
Fig. 2 is the utility model embodiment structural schematic diagram.
Fig. 3 is the utility model embodiment winding structure unfolding circuits schematic diagram.
Component label instructions: 101, commutator ontology；102, commutator segment；103, equipotential gantry；104, brush.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It please refers to Fig.1 to Fig.3.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, is not intended to limit the utility model
Enforceable qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size
Adjustment, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in the utility model
Revealed technology contents obtain in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", " left side ",
The term on " right side ", " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than enforceable to limit the utility model
Range, relativeness are altered or modified, under the content of no substantial changes in technology, enforceable when being also considered as the utility model
Scope.
As shown in Figure 2,3, the utility model provides a kind of commutator structure, including commutator ontology 101, commutator sheet
101 periphery of body is provided with multiple equally distributed commutator segments, and the outside of commutator ontology 101 is provided only with a pair of of brush 104, commutation
The commutator segment 102 of device body peripheral setting is divided into multiple commutator segment groups, and each group commutator segment group is along 101 center of commutator ontology
Symmetrically, the commutator segment number in same commutator segment group is adjacent, and the commutator segment of 101 periphery of commutator ontology setting is divided into multiple edges
The commutator segment group, commutator segment in each commutator segment group by putting in order, commutator segment 102 in each commutator segment group and its
Commutator segment in his commutation group is connected one to one by putting in order by equipotential gantry, and equipotential gantry is for realizing mutual
Potential is identical between the commutator segment of connection, mutually insulated between adjacent equipotential gantry.
Below according to a specific embodiment, this patent is described in further detail:
As shown in Figure 2,3, (number 1-20 is the 20 equally distributed commutator segments that are provided with of the commutator ontology 1 in figure
Commutator segment number), 20 commutator segments of commutator body peripheral setting are divided into two commutator segment groups, one group of 10 commutator segment
102, the commutator segment 102 in one of commutator segment group passes through by putting in order with the commutator segment 102 in another commutator segment group
Equipotential gantry 103 connects one to one.As shown in the figure, number 1 connected with the commutator segment of number 11 by equipotential gantry,
Number be 2 be 12 with number commutator segment connect by equipotential gantry, the commutator segment of number 3 and number 13 passes through equipotential bridge
Frame connection, and so on, until number number 10 is connected with the commutator segment of number 20 by equipotential gantry.
In this way after brush and one of commutator segment contact, the commutator segment that is connect with it by equipotential gantry can also be with
Brush is directly connected to, and forms equipotential circuit.Equipotential gantry 103 can be used with insulation as a preferred implementation manner,
The copper conductor of layer is constituted.The commutator at work, when a commutator segment 102 on brush and commutator ontology 101 contacts,
Commutator segment corresponding with other groups of commutator segment connection can also be powered simultaneously, the multiple brushes being equivalent on commutator in this way
It is powered, is quite connect simultaneously with multiple groups brush with commutator ontology simultaneously.Fig. 1 and Fig. 3 compare it will be evident that adopting in Fig. 1
It is 4 pole motor, 4 brushes, and Fig. 3 is used only there are two brush, tradition can be realized by only using a pair of of brush in this way
The circuit effect of 44, pole motor brushes.
This patent also discloses a kind of motor using above-mentioned commutator, and one group of electricity is only arranged using the motor of the commutator
Brush, is divided into multiple groups for commutator segment, and the commutator segment in every group is connected one to one by equipotential electric bridge, when brush and wherein
When one commutator segment contact, which is connected to another commutator segment with group by equipotential electric bridge, i.e., this is the same as group
Two commutator segments can be powered simultaneously, and have same electromotive force.Due to the reduction of brush usage quantity, make the number of components of motor
Amount is minimized, and the structure of brush carrier can be done more simple, and due to the reduction of brush quantity, brush when motor operates
Grating (commutation sound) is also 2 decibels smaller than traditional motor；By using the structure commutator, it not only can guarantee that motor is normal
Steady commutation, and brush noise can be effectively reduced, and save the cost of manufacture of motor, further improve product
Lightweight is horizontal.So the utility model effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (4)
1. a kind of commutator structure, including commutator ontology, the commutator body peripheral is provided with multiple equally distributed change
To piece, it is characterised in that: the outside of the commutator ontology is only provided with a pair of of brush, the commutator body peripheral setting
Commutator segment is divided into multiple commutator segments in the symmetrical commutator segment group of commutator body central, each commutator segment group by row
Column sequence, the commutator segment in commutator segment and other commutation groups in each commutator segment group is by putting in order through equipotential gantry one
One is correspondingly connected with, and equipotential gantry is identical for realizing potential between commutator segment interconnected, between adjacent equipotential gantry
Mutually insulated.
2. commutator structure according to claim 1, it is characterised in that: the equipotential gantry is the copper with insulating layer
Conducting wire.
3. commutator structure according to claim 1, it is characterised in that: the commutator segment of the commutator body peripheral setting
It is divided into two commutator segment groups, commutator segment in one of commutator segment group is by putting in order and another symmetry direction changes
Commutator segment into piece group is connected one to one by equipotential gantry.
4. a kind of motor, it is characterised in that: it includes commutator knot described in 1,2,3 any one claim of claim
Structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425517.3U CN209434569U (en) | 2019-03-29 | 2019-03-29 | A kind of commutator structure and motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425517.3U CN209434569U (en) | 2019-03-29 | 2019-03-29 | A kind of commutator structure and motor |
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| CN209434569U true CN209434569U (en) | 2019-09-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112532072A (en) * | 2020-03-26 | 2021-03-19 | 南京南瑞继保电气有限公司 | Modular multi-level submodule, valve tower and alternating current withstand voltage test method |
-
2019
- 2019-03-29 CN CN201920425517.3U patent/CN209434569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112532072A (en) * | 2020-03-26 | 2021-03-19 | 南京南瑞继保电气有限公司 | Modular multi-level submodule, valve tower and alternating current withstand voltage test method |
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