CN208890615U - A kind of long-life motor - Google Patents
A kind of long-life motor Download PDFInfo
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- CN208890615U CN208890615U CN201821924964.5U CN201821924964U CN208890615U CN 208890615 U CN208890615 U CN 208890615U CN 201821924964 U CN201821924964 U CN 201821924964U CN 208890615 U CN208890615 U CN 208890615U
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- brush
- rear cover
- terminal
- chamber
- rotor
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Abstract
The utility model discloses a kind of long-life motors, including casing, rotor, magnetic shoe, brush assembly of electric, middle plate and rear cover, a chamber is formed in casing, magnetic shoe is fixed on chamber inner wall, casing is in one opening of chamber side setting, rear cover is fixed on the opening, middle plate is fixed on the side that rear cover leans on abluminal compartment, rotor is arranged in chamber, there are two the bearings connecting respectively with casing and rear cover for the both ends setting of rotor, brush assembly of electric is arranged on middle plate and connect with the commutator of rotor, brush assembly of electric includes brush and terminal, one end of brush and terminal are affixed, the other end of brush is provided with the carbon brush connecting with commutator, the end of terminal is through and out in rear cover.The utility model is structurally reasonable, and the service life of brush is greatly improved by carbon brush, extends 2-3 times of motor of service life；Ferrite magnetic shoe can increase torsion, realize bigger torsion output；The terminal of phosphor-copper material and thickening is widened, greatly improves solderability and non-deformability.
Description
Technical field
The utility model relates to motor technologies field, in particular to a kind of long-life motor.
Background technique
Motor (English: Electric machinery is commonly called as " motor "), which refers to, realizes electric energy according to the law of electromagnetic induction
A kind of calutron of conversion or transmitting.Small in size, the more wide model of use of current small machine on the market, but wanted with client
Continuous improvement is asked, needs to design the motor of longer life expectancy under comparable size, to meet the needs of client, while traditional horse
Up to using rubber magnetic stripe, as magnetic material, the torsion of motor is lower.
Utility model content
The technical issues of the utility model solves is to provide a kind of long-life for above-mentioned defect existing in the prior art
Motor, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows: a kind of long-life motor, including machine
Shell, rotor, magnetic shoe, brush assembly of electric, middle plate and rear cover, the casing is interior to form a chamber, and the magnetic shoe is fixed on chamber inner wall
On, the casing is fixed on the opening in one opening of chamber side setting, the rear cover, and it is close that the middle plate is fixed on rear cover
The side of chamber, the rotor are arranged in chamber, and there are two connect with casing and rear cover respectively for the both ends setting of the rotor
Bearing, the brush assembly of electric is arranged on middle plate and connect with the commutator of rotor, and the brush assembly of electric includes brush and end
Son, one end of the brush and terminal are affixed, and the other end of the brush is provided with the carbon brush connecting with commutator, the terminal
End through and out in rear cover.
It is further described as to above-mentioned technical proposal:
In the above-mentioned technical solutions, the width of the terminal be 2mm, the terminal with a thickness of 0.3mm, the terminal phase
It is 4mm for the length that rear cover stretches out.
In the above-mentioned technical solutions, the terminal is the terminal of phosphor-copper material.
In the above-mentioned technical solutions, it is provided with bending section in the middle part of the brush, the bending section, which is sticked, plastic cement amortisseur bar.
In the above-mentioned technical solutions, the magnetic shoe is ferrite magnetic shoe.
In the above-mentioned technical solutions, the rear cover is in the form of annular discs, and the casing opening inward flange is heavy to be equipped with a ring-shaped step,
The rear cover edge and ring-shaped step are interference fitted.
In the above-mentioned technical solutions, an inner chamfer is provided between the ring-shaped step inward flange and chamber inner wall.
Compared with prior art, big by carbon brush the utility model has the beneficial effects that: the utility model is structurally reasonable
The big service life for improving brush extends 2-3 times of motor of service life；Ferrite magnetic shoe can increase torsion, realize bigger
Torsion output；The terminal of phosphor-copper material and thickening is widened, greatly improves solderability and non-deformability.
Detailed description of the invention
Fig. 1 is the utility model section structural schematic diagram；
Fig. 2 is the utility model side structure schematic view.
In figure: 1, casing；11, chamber；12, ring-shaped step；13, inner chamfer；2, rotor；21, commutator；22, bearing；3,
Magnetic shoe；41, terminal；42, brush；43, plastic cement amortisseur bar；44, carbon brush；5, middle plate；6, rear cover.
Specific embodiment
1 the utility model is described in further detail to attached drawing 2 with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
As shown in Figs. 1-2, a kind of long-life motor, including casing 1, rotor 2, magnetic shoe 3, brush assembly of electric, middle plate 5 and rear cover
6, casing 1 is interior to form a chamber 11, and magnetic shoe 3 is fixed on 11 inner wall of chamber, and casing 1 is open in 11 side of chamber setting one, after
Lid 6 is fixed on the opening, and middle plate 5 is fixed on the side that rear cover 6 leans on abluminal compartment 11, and rotor 2 is arranged in chamber 11, rotor 2
Both ends setting there are two the bearing 22 that connect respectively with casing 1 and rear cover 6, brush assembly of electric setting on middle plate 5 and with rotor 2
Commutator 21 connect, brush assembly of electric includes brush 42 and terminal 41, and one end of brush 42 and terminal 41 are affixed, brush 42 it is another
One end is provided with the carbon brush 44 connecting with commutator 21, and the end of terminal 41 is through and out in rear cover 6.Significantly using carbon brush 44
The service life for improving brush 42, extend 2-3 times of motor of service life.
The width of terminal 41 be 2mm, terminal 41 with a thickness of 0.3mm, terminal 41 is relative to the length that rear cover 6 stretches out
4mm.Terminal 41 is the terminal 41 of phosphor-copper material.The terminal 41 of phosphor-copper material is widened, and solderability and resistance are greatly improved
Shape ability.
Bending section is provided in the middle part of brush 42, bending section, which is sticked, plastic cement amortisseur bar 43.Pass through the guarantor of plastic cement amortisseur bar 43
Shield, avoids bending section overbending, when protection motor equipment brush will not overbending, improve the service life of brush 42.
Magnetic shoe 3 is ferrite magnetic shoe 3.To increase torsion, bigger torsion output is realized.
Rear cover 6 is in the form of annular discs, and casing 1 is open, and inward flange is heavy to be equipped with a ring-shaped step 12,6 edge of rear cover and ring-shaped step 12
Interference fit.
An inner chamfer 13 is provided between 11 inner wall of 12 inward flange of ring-shaped step and chamber.Convenient for the installation of magnetic shoe 3.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (7)
1. a kind of long-life motor, it is characterised in that: including casing, rotor, magnetic shoe, brush assembly of electric, middle plate and rear cover, the machine
A chamber is formed in shell, the magnetic shoe is fixed on chamber inner wall, and the casing is in one opening of chamber side setting, the rear cover
It is fixed on the opening, the middle plate is fixed on the side that rear cover leans on abluminal compartment, and the rotor is arranged in chamber, the rotor
Both ends setting there are two the bearing that is connect respectively with casing and rear cover, the brush assembly of electric be arranged on middle plate and with rotor
Commutator connection, the brush assembly of electric includes brush and terminal, and one end of the brush and terminal are affixed, the brush it is another
End is provided with the carbon brush connecting with commutator, and the end of the terminal is through and out in rear cover.
2. a kind of long-life motor according to claim 1, which is characterized in that the width of the terminal is 2mm, the end
Son with a thickness of 0.3mm, the terminal is 4mm relative to the length that rear cover stretches out.
3. a kind of long-life motor according to claim 2, it is characterised in that, the terminal is the terminal of phosphor-copper material.
4. a kind of long-life motor according to claim 1, which is characterized in that it is provided with bending section in the middle part of the brush,
The bending section, which is sticked, plastic cement amortisseur bar.
5. a kind of long-life motor according to claim 1, it is characterised in that, the magnetic shoe is ferrite magnetic shoe.
6. a kind of long-life motor according to claim 1, which is characterized in that the rear cover is in the form of annular discs, the casing
The inward flange that is open is heavy to be equipped with a ring-shaped step, and the rear cover edge and ring-shaped step are interference fitted.
7. a kind of long-life motor according to claim 6, it is characterised in that, in the ring-shaped step inward flange and chamber
An inner chamfer is provided between wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821924964.5U CN208890615U (en) | 2018-11-21 | 2018-11-21 | A kind of long-life motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821924964.5U CN208890615U (en) | 2018-11-21 | 2018-11-21 | A kind of long-life motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208890615U true CN208890615U (en) | 2019-05-21 |
Family
ID=66518411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821924964.5U Active CN208890615U (en) | 2018-11-21 | 2018-11-21 | A kind of long-life motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208890615U (en) |
-
2018
- 2018-11-21 CN CN201821924964.5U patent/CN208890615U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |