CN207010462U - A kind of washing motor of high noise immunity - Google Patents
A kind of washing motor of high noise immunity Download PDFInfo
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- CN207010462U CN207010462U CN201720812692.9U CN201720812692U CN207010462U CN 207010462 U CN207010462 U CN 207010462U CN 201720812692 U CN201720812692 U CN 201720812692U CN 207010462 U CN207010462 U CN 207010462U
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- rotor
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- bearing bracket
- noise immunity
- high noise
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Abstract
The utility model discloses a kind of washing motor of high noise immunity, including casing, the casing is fixedly connected with wave filter by link, the filter internal is installed with circuit board, and three inductance and two magnetic beads are provided with circuit board, the casing front and rear sides are separately installed with drive end bearing bracket and heat dissipation air hood, the casing inner surface wall is installed with stator, the stator interior is provided with rotor, described rotor one end is rotatablely connected through inner end cap and fan, and the rotor other end passes through drive end bearing bracket, the rotor is provided with bearing between drive end bearing bracket and inner end cap respectively, described rotor one end is installed with commutator and piezo-resistance, and commutator is arranged on the outside of piezo-resistance, bushing is installed with the rotor.Earthing material is replaced by metal material and increases electric elements by the utility model, is increased inductance quantity on the original basis and is set up magnetic bead, makes motor earth shield more preferable, enhance the antijamming capability of equipment.
Description
Technical field
Washing motor equipment technical field is the utility model is related to, specially a kind of washing motor of high noise immunity.
Background technology
At present, developing rapidly with automobile industry, client make to the demand of automobile also with lifting, automotive electronics electrical equipment
With also constantly updating, intelligent allocation increases simultaneously.Security performance also needs synchronous follow-up, so promoting automobile industry to electronics electricity
The implementation dynamics of device Electro Magnetic Compatibility attracts great attention, while country has also promulgated automotive EMC in professional standard
Make requirement to Electro Magnetic Compatibility, Electro Magnetic Compatibility refers to that electronic equipment still is able to coordinate, effectively in various electromagnetic environments
The ability being operated.The purpose of electromagnetic Compatibility Design is the interference for making electronic equipment to suppress external, makes electronic equipment
The energy normal work in specific electromagnetic environment, while and can reduces electronic equipment and the electromagnetism of other electronic equipments is done in itself
Disturb.As electrification, the continuous improvement of automaticity, motor are in an increasingly wide range of applications in every field.It is although electric
The characteristic of machine in itself is greatly improved, but the electromagnetic compatibility problem of motor and drive system is but on the rise.
Automobile using air regulator washing pump motor is one of motor more important in automobile.The motor is Miniature permanent magnet direct current
Machine, in use, with high-power, its work characteristics is operated in short-term.Consequently, it is possible to car cleaning motor EMC need to be carried out
Work, and car cleaning motor speed is high, inner space is again small, and great difficulty is brought to EMC rectifications, such as：Motor internal
Carbon directly contributes EMC difficulty with spark caused by commutator；Space gadget arrangement is restricted, and heating can also influence to filter soon
Ripple effect.
The content of the invention
The purpose of this utility model is to provide a kind of washing motor of high noise immunity, to solve in above-mentioned background technology
The problem of proposition, possessed beneficial effect are：With making, motor earth shield is more preferable, enhances the anti-interference energy of equipment
Power, the effective spark that suppresses produces, and to reduce electromagnetic interference, makes equipment more stable, antijamming capability is stronger, and it is dry to suppress radiation
Disturb, it is novel in design, using relatively conventional material, low manufacture cost, high noise immunity is realized, be advantageous to promote the use of.
To achieve the above object, the utility model provides following technical scheme：A kind of washing motor of high noise immunity, bag
Casing is included, the casing is fixedly connected with wave filter by link, and the filter internal is installed with circuit board, and electricity
Three inductance and two magnetic beads are provided with the plate of road, the casing front and rear sides are separately installed with drive end bearing bracket and heat dissipation air hood, institute
State casing inner surface wall and be installed with stator, the stator interior is provided with rotor, and described rotor one end passes through inner end cap and wind
Fan rotation connection, and the rotor other end passes through drive end bearing bracket, the rotor is provided with axle between drive end bearing bracket and inner end cap respectively
Hold, described rotor one end is installed with commutator and piezo-resistance, and commutator is arranged on the outside of piezo-resistance, described turn
Bushing is installed with son.
Preferably, in the mounting groove of the magnetic bead installation on circuit boards.
Preferably, the heat dissipation air hood is arranged on the outside of fan.
Preferably, the drive end bearing bracket is made of ferroalloy materials.
Preferably, it is provided with carbon in the inner end cap.
Compared with prior art, the beneficial effects of the utility model are：Earthing material is replaced by metal material by the equipment
And increase electric elements, increase inductance quantity on the original basis and set up magnetic bead, make motor earth shield more preferable, enhance
The antijamming capability of equipment, while the common carbon material in equipment is replaced by Japanese import carbon material, it is effective to suppress
Spark produces, and to reduce electromagnetic interference, and installs piezo-resistance additional in the commutator end of rotor, effective using the characteristic of piezo-resistance
Absorption spark and be resistant to surge protection motor, make equipment more stable, antijamming capability is stronger, and the setting of inductance can be effective
Absorb low frequency signal and suppress Conduction Interference, magnetic bead is provided for absorbing high-frequency signal, and suppression radiation interference, this equipment designs new
Grain husk, using relatively conventional material, low manufacture cost, high noise immunity is realized, be advantageous to promote the use of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is sectional view of the present utility model；
Fig. 3 is the structural representation of the utility model rotor；
Fig. 4 is circuit diagram of the present utility model.
In figure：1- heat dissipation air hoods；2- links；3- casings；4- wave filters；5- drive end bearing brackets；6- rotors；7- magnetic beads；8- electricity
Road plate；9- inductance；10- mounting grooves；11- fans；12- inner end caps；13- stators；14- bearings；15- commutators；The pressure-sensitive electricity of 16-
Resistance；17- bushings.
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.
Refer to Fig. 1-4, a kind of embodiment provided by the utility model：A kind of washing motor of high noise immunity, including
Casing 3, casing 3 are fixedly connected with wave filter 4 by link 2, and circuit board 8, and circuit board are installed with inside wave filter 4
Three inductance 9 and two magnetic beads 7 are provided with 8, the front and rear sides of casing 3 are separately installed with drive end bearing bracket 5 and heat dissipation air hood 1, casing 3
Inner surface wall is installed with stator 13, and stator 13 is internally provided with rotor 6, and the one end of rotor 6 is through 11 turns of inner end cap 12 and fan
Dynamic connection, and the other end of rotor 6 passes through drive end bearing bracket 5, rotor 6 is provided with bearing between drive end bearing bracket 5 and inner end cap 12 respectively
14, the one end of rotor 6 is installed with commutator 15 and piezo-resistance 16, and commutator 15 is arranged on the outside of piezo-resistance 16,
Bushing 17 is installed with rotor 6, magnetic bead 7 is arranged in the mounting groove 10 on circuit board 8, and heat dissipation air hood 1 is arranged on fan
11 outsides, drive end bearing bracket 5 are made of ferroalloy materials, and carbon is provided with inner end cap 12.
Operation principle：In use, the drive end bearing bracket 5 of metal material effectively improves earth shield, make motor earth shield
Property it is more preferable, while can effectively suppress spark and produce to reduce electromagnetic interference using the carbon material of high-quality, and increase electrical equipment
Element inductors 9 and set up magnetic bead 7 and be used for strengthening the antijamming capability of equipment, piezo-resistance 16, which is set, can effectively absorb electric spark
And antisurge, protection equipment improve the stability and security of equipment, inductance 9 can absorb low frequency signal, suppress Conduction Interference, magnetic
Pearl 7 can absorb high-frequency signal, suppress equipment from radiation interference, so that equipment has high noise immunity.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of washing motor of high noise immunity, including casing (3), it is characterised in that：The casing (3) and wave filter (4)
It is fixedly connected by link (2), is installed with circuit board (8) inside the wave filter (4), and set on circuit board (8)
There are three inductance (9) and two magnetic beads (7), casing (3) front and rear sides are separately installed with drive end bearing bracket (5) and heat dissipation air hood
(1), casing (3) inner surface wall is installed with stator (13), and the stator (13) is internally provided with rotor (6), described turn
Sub (6) one end is rotatablely connected through inner end cap (12) and fan (11), and rotor (6) other end passes through drive end bearing bracket (5), described turn
Sub (6) are provided with bearing (14) between drive end bearing bracket (5) and inner end cap (12) respectively, and described rotor (6) one end is fixedly mounted
There are commutator (15) and piezo-resistance (16), and commutator (15) is on the outside of piezo-resistance (16), the rotor (6)
It is installed with bushing (17).
A kind of 2. washing motor of high noise immunity according to claim 1, it is characterised in that：Magnetic bead (7) installation
In mounting groove (10) on circuit board (8).
A kind of 3. washing motor of high noise immunity according to claim 1, it is characterised in that：The heat dissipation air hood (1)
It is arranged on the outside of fan (11).
A kind of 4. washing motor of high noise immunity according to claim 1, it is characterised in that：The drive end bearing bracket (5) is adopted
It is made of ferroalloy materials.
A kind of 5. washing motor of high noise immunity according to claim 1, it is characterised in that：On the inner end cap (12)
It is provided with carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720812692.9U CN207010462U (en) | 2017-07-06 | 2017-07-06 | A kind of washing motor of high noise immunity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720812692.9U CN207010462U (en) | 2017-07-06 | 2017-07-06 | A kind of washing motor of high noise immunity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207010462U true CN207010462U (en) | 2018-02-13 |
Family
ID=61452421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720812692.9U Active CN207010462U (en) | 2017-07-06 | 2017-07-06 | A kind of washing motor of high noise immunity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207010462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934497A (en) * | 2020-07-12 | 2020-11-13 | 湖北升玛电子有限公司 | Low-noise miniature direct current motor |
-
2017
- 2017-07-06 CN CN201720812692.9U patent/CN207010462U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934497A (en) * | 2020-07-12 | 2020-11-13 | 湖北升玛电子有限公司 | Low-noise miniature direct current motor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 317306 Yong'an industrial cluster, Xianju County, Taizhou City, Zhejiang Province Patentee after: Zhejiang Guomeng Auto Parts Co.,Ltd. Address before: 317300 Yongan Industrial Agglomeration Area, Xianju County, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG GUOMENG AUTO PARTS CO.,LTD. |