CN104038008B - Permanent magnet direct current motor long in service life and resistant to interference - Google Patents
Permanent magnet direct current motor long in service life and resistant to interference Download PDFInfo
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- CN104038008B CN104038008B CN201410319961.9A CN201410319961A CN104038008B CN 104038008 B CN104038008 B CN 104038008B CN 201410319961 A CN201410319961 A CN 201410319961A CN 104038008 B CN104038008 B CN 104038008B
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Abstract
A permanent magnet direct current motor long in service life and resistant to interference is characterized by comprising a rotor, an integrated stator housing (10), capacitors (11), an end cover (12), inductor slots (13), capacitor slots (14), inductors (15), a carbon brush seat (16), a carbon brush strip (17) and a carbon brush strip spring (18). According to the permanent magnet direct current motor long in service life and resistant to interference, the number of the inductors is two, the number of the capacitors is also two, the capacitors and the inductors are arranged inside the motor, then restraint elements can be placed inside the motor, and space inside the motor can be utilized to the larger extent. Through restraint on electric sparks and output and input current waveform from the capacitors and the inductors of the permanent magnet direct current motor long in service life and resistant to interference, the electric sparks of the motor are reduced, electric corrosion of carbon is reduced, and the requirement for the long service life of the motor is met.
Description
Technical field
The present invention relates to electric motors, especially a kind of long-life, anti-jam poermanent magnetic dc motor.
Background technology
With the increase in demand to electronic equipment, interfering between electronic equipment in people's life, electronics is caused to set
Unstable for work, so the interference problem between electronic equipment, it is prescribed and implements.Electromagnetism to motor on this basis
Interference proposes requirement.
Electromagnetic interference refers to that equipment or system meet the requirements operation not to any in its environment in its electromagnetic environment
Equipment produces the ability of intolerable electromagnetic interference.Therefore, Electro Magnetic Compatibility EMC (Electromagnetic
Compatibility) include the requirement of two aspects：On the one hand refer to that equipment produces to place environment in normal course of operation
Electromagnetic interference not can exceed that certain limit value；On the other hand refer to that utensil has one to electromagnetic interference present in the environment of place
Determine the immunity to interference of degree, i.e. electromagnetic susceptibility.
Motor as the occurring source of electromagnetic interference, so motor is very big to the interference of related electronic equipment, how to electricity
The suppression that machine is disturbed, is one of primary object of the present invention.Brush motor is currently using a kind of most motors, from
The various aspects of our lives.So people it is also proposed corresponding requirement to the life-span of motor.The life-span wishing motor is to get over
Long better.The long-life how realizing motor is the two of primary object of the present invention.
Content of the invention
It is an object of the invention to provide a kind of long-life, anti-jam poermanent magnetic dc motor.
The technical scheme is that：
A kind of long-life, anti-jam poermanent magnetic dc motor, is characterized in that including rotor, integral type stator cage 10, electricity
Hold 11, end cap 12, inductance groove 13, electric capacity groove 14, inductance 15, carbon brush holder 16, carbon brush bar 17 and carbon brush bar spring 18, described rotor
It is arranged in integral type stator cage 10, end cap 12 is arranged on integral type stator cage 10 rear end, end cap 12 is provided with electric capacity groove
14 and inductance groove 13, be respectively equipped with electric capacity 11 and inductance 15 in electric capacity groove 14 and inductance groove 13, end cap 12 is additionally provided with 2 symmetrical
The carbon brush holder 16 of setting, is provided with slidably carbon brush bar 17 in each carbon brush holder 16, carbon brush bar 17 one end connects carbon brush bar spring
18.
Described rotor includes adjust pad 1, oil baffle 2, commutator 3, stop collar 4, enamel-covered wire 5, coating iron core 6 and rotor
Axle 8, described commutator 3 and coating iron core 6 are arranged on armature spindle 8, and coating iron core 6 is provided with enamel-covered wire 5, commutator 3 and painting
Between deposited iron core 6, stop collar 4 is set, the outside of commutator 3 is provided with adjust pad 1 and oil baffle 2.
Balance mud 7 is additionally provided with described enamel-covered wire 5.
The side of each described carbon brush holder 16 is respectively equipped with a pair of electric capacity 11 and inductance 15, totally 2 pairs of electric capacity 11 and inductance 15.
Described electric capacity 11 and inductance 15
The length of described carbon brush bar 17 is 8 to 9 millimeters.
The invention has the beneficial effects as follows：
The long-life of the present invention, the section of anti-jam poermanent magnetic dc motor cover and are provided with electric capacity and inductance, electric capacity and inductance
Position be the present invention main feature：The installation of electric capacity must be installed in the position nearest apart from commutator, makes electric capacity
Being capable of the significantly more efficient counter electromotive force absorbing motor.In the input and outlet line that need be arranged on motor of inductance, so
Can make the input of motor and the current waveform of output more levels off to sine wave.
Promising each two of the quantity of the long-life of the present invention, the inductance that anti-jam poermanent magnetic dc motor uses and electric capacity,
And electric capacity and inductance are placed on the inside of motor, realize suppression components and parts are placed on the inside of motor.To a greater extent
Space using motor internal.
The long-life of the present invention, the suppression to electric spark for the capacitor and inductor of anti-jam poermanent magnetic dc motor, to output and
The suppression of input current waveform, reduces the electric spark of motor, sees the galvano-cautery around carbon, reach long-life requirement of motor.
Brief description
Fig. 1 is the overall structure floor map of the present invention.
Fig. 2 is one of overall structure schematic perspective view of the present invention.
Fig. 3 is the two of the overall structure schematic perspective view of the present invention.
Fig. 4 is the structural representation of the rotor of the present invention.
Fig. 5 is the structural representation of the end cap of the present invention.
Fig. 6 is the planar structure schematic diagram of the end-cap assembly of the present invention.
Fig. 7 is the perspective view of the end-cap assembly of the present invention.
In figure：1 is adjust pad, 2 is oil baffle, 3 is commutator, 4 is stop collar, 5 is enamel-covered wire, 6 is coating iron core,
7 is balance mud, 8 is armature spindle, 10 is integral type stator cage, 11 is electric capacity, 12 is end cap, 13 is inductance groove, 14 is electric capacity
Groove, 15 be inductance, 16 be carbon brush holder, 17 be carbon brush bar, 18 be carbon brush bar spring.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As Fig. 1 to 7, a kind of long-life, anti-jam poermanent magnetic dc motor, it is characterized in that including rotor, integral type stator
Casing 10, electric capacity 11, end cap 12, inductance groove 13, electric capacity groove 14, inductance 15, carbon brush holder 16, carbon brush bar 17 and carbon brush bar spring
18, described rotor is arranged in integral type stator cage 10, and end cap 12 is arranged on integral type stator cage 10 rear end, on end cap 12
It is provided with electric capacity groove 14 and inductance groove 13, in electric capacity groove 14 and inductance groove 13, is respectively equipped with electric capacity 11 and inductance 15, on end cap 12 also
It is provided with 2 symmetrically arranged carbon brush holders 16, in each carbon brush holder 16, is provided with slidably carbon brush bar 17, carbon brush bar 17 one end connects
Carbon brush bar spring 18.
Described rotor includes adjust pad 1, oil baffle 2, commutator 3, stop collar 4, enamel-covered wire 5, coating iron core 6 and rotor
Axle 8, described commutator 3 and coating iron core 6 are arranged on armature spindle 8, and coating iron core 6 is provided with enamel-covered wire 5, commutator 3 and painting
Between deposited iron core 6, stop collar 4 is set, the outside of commutator 3 is provided with adjust pad 1 and oil baffle 2.
Balance mud 7 is additionally provided with described enamel-covered wire 5.
The side of each described carbon brush holder 16 is respectively equipped with a pair of electric capacity 11 and inductance 15, totally 2 pairs of electric capacity 11 and inductance 15.
Electric capacity 11 and inductance 15
The length of carbon brush bar 17 is 8 to 9 millimeters.Effective length is 3 to 5 millimeters.
Electric capacity 11 and inductance 15 are arranged on same one side of carbon brush holder 16.The loop preventing LC causes annular electromagnetic interference.
Promising each two of the quantity of inductance and electric capacity used in the present invention, and electric capacity and inductance are placed on the inside of motor, realize
Suppression components and parts are placed on the inside of motor.The space of utilization motor internal to a greater extent.
The electromagnetic interference of motor --- current primary solutions are to reach the outside limiting circuitry plate that increases of motor
Jamproof effect.This scheme considerably increases the cost of motor, and the length that increased motor increases manufacturer pair simultaneously
The installation of electronic devices and components and control problem.
The motor long-life, the major way of current motor is also to increase the length of carbon to realize, rather than by right
Motor internal abrasion abrasion electrical wear the fastest is controlled.
The present invention mainly carries out reaching suppression electromagnetic interference by the suppression of the spark between carbon brush and commutator.
Mainly realized inductance is connected in the circuit of motor by LC filter circuit, electric capacity is connected in parallel on motor
Realize in circuit.
The installation of electric capacity must be installed in the position nearest apart from commutator, enables that electric capacity is significantly more efficient to be absorbed
The counter electromotive force of motor.In the input and outlet line that need be arranged on motor of inductance, so can make motor input and
The current waveform of output more levels off to sine wave.
Embodiment described above is only that the preferred embodiment of the present invention is described, the not structure to the present invention
Think and scope is defined, under the premise of without departing from design concept of the present invention, in this area, ordinary skill technical staff is to this
Various modifications and improvement that bright technical scheme is made, all should fall into protection scope of the present invention, the skill that the present invention is claimed
Art content has all been recorded in detail in the claims.
Claims (1)
1. a kind of long-life, anti-jam poermanent magnetic dc motor, is characterized in that including rotor, integral type stator cage（10）, electricity
Hold（11）, end cap（12）, inductance groove（13）, electric capacity groove（14）, inductance（15）, carbon brush holder（16）, carbon brush bar（17）With carbon brush bar
Spring（18）, described rotor is arranged on integral type stator cage（10）Interior, end cap（12）It is arranged on integral type stator cage（10）
Rear end, end cap（12）It is provided with electric capacity groove（14）With inductance groove（13）, electric capacity groove（14）With inductance groove（13）Inside it is respectively equipped with electricity
Hold（11）And inductance（15）, end cap（12）On be additionally provided with 2 symmetrically arranged carbon brush holders（16）, each carbon brush holder（16）Inside it is provided with
Slidably carbon brush bar（17）, carbon brush bar（17）One end connects carbon brush bar spring（18）；Described rotor includes adjust pad（1）、
Oil baffle（2）, commutator（3）, stop collar（4）, enamel-covered wire（5）, coating iron core（6）And armature spindle（8）, described commutator（3）
With coating iron core（6）It is arranged on armature spindle（8）On, apply iron core（6）It is provided with enamel-covered wire（5）, commutator（3）With coating iron core
（6）Between arrange stop collar（4）, commutator（3）Outside be provided with adjust pad（1）And oil baffle（2）；Described enamel-covered wire（5）
On be additionally provided with balance mud（7）；Each described carbon brush holder（16）Side be respectively equipped with a pair of electric capacity（11）And inductance（15）, totally 2
To electric capacity（11）And inductance（15）；Described electric capacity（11）And inductance（15）；Described carbon brush bar（17）Length be 8 to 9 millimeters；Institute
State electric capacity（11）And inductance（15）It is arranged on carbon brush holder（16）Same one side；Described electric capacity（11）And inductance（15）It is placed on motor
Inside；Electric capacity（11）It is arranged on apart from commutator（3）Nearest position is installed, and makes electric capacity（11）Can be significantly more efficient
Absorb the counter electromotive force of motor；Inductance（15）It is arranged in the input and outlet line of motor, reality is carried out by LC filter circuit
Now by inductance（15）It is connected in the circuit of motor, electric capacity（11）It is connected in parallel in the circuit of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410319961.9A CN104038008B (en) | 2014-07-07 | 2014-07-07 | Permanent magnet direct current motor long in service life and resistant to interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410319961.9A CN104038008B (en) | 2014-07-07 | 2014-07-07 | Permanent magnet direct current motor long in service life and resistant to interference |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104038008A CN104038008A (en) | 2014-09-10 |
| CN104038008B true CN104038008B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410319961.9A Active CN104038008B (en) | 2014-07-07 | 2014-07-07 | Permanent magnet direct current motor long in service life and resistant to interference |
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| Country | Link |
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| CN (1) | CN104038008B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921538A (en) * | 2019-02-15 | 2019-06-21 | 广东维斗东方科技有限公司 | The Angle Modulation Motor of automotive seat |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994100Y (en) * | 2006-12-30 | 2007-12-19 | 钱士祥 | Miniature DC motor |
| CN201985729U (en) * | 2011-03-18 | 2011-09-21 | 深圳市唯真电机有限公司 | Permanent-magnet and direct-current motor for car seat massage air pump |
| CN201985733U (en) * | 2011-03-18 | 2011-09-21 | 深圳市唯真电机有限公司 | Novel permanent magnet DC motor for driving furniture |
| CN102255437A (en) * | 2011-07-07 | 2011-11-23 | 常州市昊升电机有限公司 | High-performance rare earth permanent magnet DC motor |
| CN102638148A (en) * | 2011-02-15 | 2012-08-15 | 江苏亚泰机电有限公司 | Interference-free permanent-magnet direct-current motor |
| CN204205899U (en) * | 2014-07-07 | 2015-03-11 | 常州市昊升电机有限公司 | Long-life, anti-jam poermanent magnetic DC motor |
-
2014
- 2014-07-07 CN CN201410319961.9A patent/CN104038008B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994100Y (en) * | 2006-12-30 | 2007-12-19 | 钱士祥 | Miniature DC motor |
| CN102638148A (en) * | 2011-02-15 | 2012-08-15 | 江苏亚泰机电有限公司 | Interference-free permanent-magnet direct-current motor |
| CN201985729U (en) * | 2011-03-18 | 2011-09-21 | 深圳市唯真电机有限公司 | Permanent-magnet and direct-current motor for car seat massage air pump |
| CN201985733U (en) * | 2011-03-18 | 2011-09-21 | 深圳市唯真电机有限公司 | Novel permanent magnet DC motor for driving furniture |
| CN102255437A (en) * | 2011-07-07 | 2011-11-23 | 常州市昊升电机有限公司 | High-performance rare earth permanent magnet DC motor |
| CN204205899U (en) * | 2014-07-07 | 2015-03-11 | 常州市昊升电机有限公司 | Long-life, anti-jam poermanent magnetic DC motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104038008A (en) | 2014-09-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Yao Guan Zhen Yin Shu Industrial Park 213011 Jiangsu city of Changzhou province (State Road 312 cross section) Co-patentee after: Zhang Wei Patentee after: Changzhou Haosheng Electric Co.,Ltd. Address before: Yao Guan Zhen Yin Shu Industrial Park 213011 Jiangsu city of Changzhou province (State Road 312 cross section) Co-patentee before: Zhang Wei Patentee before: CHANGZHOU HAOSHENG MOTOR CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200609 Address after: Building 16, new material industrial park, No. 666, Daluo Road, Yaoguan Town, economic development zone, Changzhou City, Jiangsu Province Patentee after: Changzhou Haosheng Electric Co.,Ltd. Address before: Yao Guan Zhen Yin Shu Industrial Park 213011 Jiangsu city of Changzhou province (State Road 312 cross section) Co-patentee before: Zhang Wei Patentee before: Changzhou Haosheng Electric Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Long life, anti-interference permanent magnet DC motor Effective date of registration: 20220721 Granted publication date: 20170215 Pledgee: Industrial and Commercial Bank of China Limited Changzhou Economic Development Zone sub branch Pledgor: Changzhou Haosheng Electric Co.,Ltd. Registration number: Y2022980010965 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |