CN108306432A - Adaptive electric motor - Google Patents
Adaptive electric motor Download PDFInfo
- Publication number
- CN108306432A CN108306432A CN201810117799.0A CN201810117799A CN108306432A CN 108306432 A CN108306432 A CN 108306432A CN 201810117799 A CN201810117799 A CN 201810117799A CN 108306432 A CN108306432 A CN 108306432A
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- CN
- China
- Prior art keywords
- electrothermal relay
- winding
- differential protection
- transverse differential
- exciting windings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Synchronous Machinery (AREA)
Abstract
The present invention provides a kind of adaptive electric motor, and each group Exciting Windings for Transverse Differential Protection of the motor includes two identical first, second windings mutually concatenated；It is serially connected with electrothermal relay between first, second winding；The second node is formed between first winding, electrothermal relay；The first node is formed between second winding, electrothermal relay；One end that first winding is not connect with electrothermal relay is connected to the negative pole end of power module, and the first node is by being also connected to the negative pole end of power module after the first Zener diode module；One end that second winding is not connect with electrothermal relay is connected to the positive terminal of power module, and the second node is by being also connected to the positive terminal of the power module after the second Zener diode module.The adaptive electric motor is equivalent to thin copper wire Exciting Windings for Transverse Differential Protection motor, it is possible to provide larger power in smooth working；And it is larger in operating current, when motor fast heating, it is equivalent to blister copper silk Exciting Windings for Transverse Differential Protection motor, to prevent from burning out Exciting Windings for Transverse Differential Protection.
Description
Technical field
The present invention relates to field of electromechanical equipment, are to be related to a kind of direct current generator particularly.
Background technology
Motor has more application field, and in some fields, the operating mode of motor is complex, especially hinders
Under the larger environment of torque fluctuations, the operating current fluctuation of motor is larger, and e.g., when the moment of resistance substantially increases, operating current is big
Width improves, motor fast heating；For such case, it is for the selection requirements of motor at present, for there may be larger works
Make resistance, it is necessary to select the Exciting Windings for Transverse Differential Protection that copper wire is thicker, with prevent high current by when, burn out Exciting Windings for Transverse Differential Protection；However,
Thicker copper wire again limits power of the motor in smooth working；For this purpose, the selection for the motor under complex working condition, is
One the problem of attending to one thing and lose sight of another.
Invention content
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of adaptive electric motor, the adaptive electric motor is flat
When steady work, it is equivalent to thin copper wire Exciting Windings for Transverse Differential Protection motor, it is possible to provide larger power；And it is larger in operating current, motor is quick
Adstante febre is equivalent to blister copper silk Exciting Windings for Transverse Differential Protection motor, to prevent from burning out Exciting Windings for Transverse Differential Protection.
The first technical solution is used by the present invention solves its technical problem：The adaptive electric motor includes shell；
Motor stator, rotor are equipped in the shell；The rotor includes iron core and Exciting Windings for Transverse Differential Protection；The Exciting Windings for Transverse Differential Protection tool
Have more than two, is circumferentially distributed on rotor；Each group Exciting Windings for Transverse Differential Protection include two identical first windings mutually concatenated,
Second winding；It is serially connected with electrothermal relay between first winding, the second winding；Shape between first winding, electrothermal relay
At second node；First node is formed between second winding, electrothermal relay；First winding not with heat after
After one end of electric appliance connection is connected to the negative pole end of power module, and first node is by the first Zener diode module
It is also connected to the negative pole end of the power module；One end that second winding is not connect with electrothermal relay is connected to power module
Positive terminal, and second node is by being also connected to the anode of the power module after the second Zener diode module
End.
Preferably, the electrothermal relay is attached on the iron core of rotor, and corresponding to the electrothermal relay
Exciting Windings for Transverse Differential Protection is covered；To sense part most hot in the Exciting Windings for Transverse Differential Protection.
The advantageous effect of the first above-mentioned technical solution is：The motor is smaller in the moment of resistance, when operating current is smaller,
Electrothermal relay in each Exciting Windings for Transverse Differential Protection remains closed, at this point, the first, second Zener diode module both end voltage is smaller,
It can not puncture, to make the first, second winding in each Exciting Windings for Transverse Differential Protection keep series connection, that is, make the motor equivalent in thin
Copper wire Exciting Windings for Transverse Differential Protection motor, exportable larger firm power；And when the moment of resistance that the motor is born is larger, operating current
It greatly improves, makes the electrothermal relay fast heating in each Exciting Windings for Transverse Differential Protection and cause to disconnect, at this point, first, second Zener two
Pole pipe module both end voltage rises sharply, and makes its breakdown conducting, to make the first, second winding keep parallel connection, at this point, the electricity
Motivation is equivalent to blister copper silk Exciting Windings for Transverse Differential Protection motor, it is possible to provide larger torque, and prevent from burning out Exciting Windings for Transverse Differential Protection.
The present invention solves second of technical solution used by its technical problem：The adaptive electric motor includes shell；
Motor stator, rotor are equipped in the shell；The rotor includes iron core and Exciting Windings for Transverse Differential Protection；The Exciting Windings for Transverse Differential Protection tool
Have more than two, is circumferentially distributed on rotor；Each group Exciting Windings for Transverse Differential Protection include two identical first windings mutually concatenated,
Second winding；It is serially connected with electrothermal relay between first winding, the second winding；Shape between first winding, electrothermal relay
At second node；First node is formed between second winding, electrothermal relay；First winding not with heat after
One end of electric appliance connection is connected to the negative pole end of power module, and first node after the first electronic switch by also connecting
To the negative pole end of the power module；One end that second winding is not connect with electrothermal relay is connected to the anode of power module
End, and second node is by being also connected to the positive terminal of the power module after the second electronic switch；The motor
Further include having one-chip computer module, the input terminal of the one-chip computer module is connected to the both ends of the electrothermal relay, with obtain heat after
The control terminal of the terminal voltage of electric appliance, the one-chip computer module is connected to first, second electronic switch；The electrothermal relay
When terminal voltage is zero, the one-chip computer module makes first, second electronic switch remain open, and otherwise makes described first,
Two electronic switches remain closed.
Preferably, the electrothermal relay is attached on the iron core of rotor, and corresponding to the electrothermal relay
Exciting Windings for Transverse Differential Protection is covered；To sense part most hot in the Exciting Windings for Transverse Differential Protection.
Preferably, the Zener diode module includes the Zener diode and divider resistance mutually concatenated；Thus
Electrothermal relay closure makes, and Zener diode is made to assign to minimum terminal voltage.
The advantageous effect of above-mentioned second of technical solution is suitable with the first technical solution, only use one-chip computer module and
First, second electronic switch replaces the first, second Zener diode in the first technical solution；After one-chip computer module,
It more can monitor accurately and being in time opened or closed for electrothermal relay, and more reliably be switched on or switched off the first, second electricity
Sub switch makes the first, second winding switch between series connection and parallel connection；The system of second of technical solution is compared with the first
Technical solution is more stable.
Description of the drawings
Fig. 1 is the electrical structure diagram of the embodiment one of single group Exciting Windings for Transverse Differential Protection in this adaptive electric motor.
Fig. 2 is the electrical structure diagram of the embodiment two of single group Exciting Windings for Transverse Differential Protection in this adaptive electric motor.
Specific implementation mode
Adaptive electric motor of the present invention includes shell；Motor stator, rotor are equipped in the shell；It is described
Rotor includes iron core and Exciting Windings for Transverse Differential Protection；The Exciting Windings for Transverse Differential Protection have it is more than two, be circumferentially distributed on rotor.More than
Structure is consistent with Traditional DC motor.
With Traditional DC motor the difference is that the Exciting Windings for Transverse Differential Protection of this adaptive electric motor, two realities provided by the invention
Under applying for example：
Embodiment one：
In embodiment one shown in Fig. 1, each group Exciting Windings for Transverse Differential Protection includes two identical first winding L1, second mutually concatenated
Winding L2；It is serially connected with electrothermal relay FR between the first winding L1, the second winding L2；The first winding L1, electrothermal relay
Second node is formed between FR；First node is formed between the second winding L 2, electrothermal relay FR；Described
One winding L1 is not connected to power module with the one end connecting electrothermal relay FR（It is not shown）Negative pole end, and first knot
Put the negative pole end by being also connected to the power module after the first Zener diode module D1；The second winding L2 not with heat
One end of relay FR connections is connected to the positive terminal of power module, and second node passes through the second Zener diode mould
The positive terminal of the power module is also connected to after block D2.
According to embodiment one, the adaptive electric motor is smaller in the moment of resistance, when operating current is smaller, in each Exciting Windings for Transverse Differential Protection
Electrothermal relay FR is remained closed, at this point, the first, second Zener diode module D1, D2 both end voltage is smaller（The first,
There is larger pressure drop on two winding L1, L2）, can not puncture, to make first, second winding L1, L2 in each Exciting Windings for Transverse Differential Protection
Keep series connection, that is, make the motor equivalent in thin copper wire Exciting Windings for Transverse Differential Protection motor, exportable larger firm power；And work as
When the moment of resistance that the motor is born is larger, operating current greatly improves, and the electrothermal relay FR in each Exciting Windings for Transverse Differential Protection is made quickly to send out
Heat and cause to disconnect, at this point, the first, second Zener diode module D1, D2 both end voltage rises sharply, its is made breakdown to lead
It is logical, to make first, second winding L1, L2 keep parallel connection, at this point, the motor equivalent is in blister copper silk Exciting Windings for Transverse Differential Protection electricity
Machine, it is possible to provide larger torque, and prevent from burning out Exciting Windings for Transverse Differential Protection.
Above-mentioned adaptive electric motor can be such that the electrothermal relay FR is attached on the iron core of rotor, and by this
Exciting Windings for Transverse Differential Protection corresponding to electrothermal relay FR is covered；To sense part most hot in the Exciting Windings for Transverse Differential Protection.
Embodiment two：
In embodiment two shown in Fig. 2, each group Exciting Windings for Transverse Differential Protection includes two identical first winding L1, second mutually concatenated
Winding L2；It is serially connected with electrothermal relay FR between the first winding L1, the second winding L2；The first winding L1, electrothermal relay
Second node is formed between FR；First node is formed between the second winding L2, electrothermal relay FR；Described first
Winding L1 is not connected to power module with the one end connecting electrothermal relay FR（It is not shown）Negative pole end, and first node
By the negative pole end for being also connected to the power module after the first electronic switch K1；The second winding L2 not with electrothermal relay FR
One end of connection is connected to the positive terminal of power module, and second node after the second electronic switch K2 by being also connected to
The positive terminal of the power module；The motor further includes having the input terminal of one-chip computer module U, the one-chip computer module U to connect
The both ends of the electrothermal relay FR are connected to, to obtain the terminal voltage of electrothermal relay FR, the control terminal connection of the one-chip computer module U
To described first, second electronic switch K1, K2；When the terminal voltage of the electrothermal relay FR is zero, the one-chip computer module U makes institute
It states first, second electronic switch K1, K2 to remain open, otherwise remains closed described first, second electronic switch K1, K2.
Equally, the electrothermal relay FR can be made to be attached on the iron core of rotor, and corresponding to the electrothermal relay
Exciting Windings for Transverse Differential Protection covered；To sense part most hot in the Exciting Windings for Transverse Differential Protection.
Compared with embodiment one, implemented using one-chip computer module U and the substitution of the first, second electronic switch in the present embodiment two
First, second Zener diode D1, D2 in example one；After one-chip computer module U, more heat can be monitored accurately and in time
Relay FR's is opened or closed, and is more reliably switched on or switched off first, second electronic switch K1, K2, make first, second around
Group L1, L2 switch between series connection and parallel connection；In contrast, the adaptive electric motor performance involved by embodiment two is more
Stablize.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of adaptive electric motor, including shell；Motor stator, rotor are equipped in the shell；The rotor
Including iron core and Exciting Windings for Transverse Differential Protection；The Exciting Windings for Transverse Differential Protection have it is more than two, be circumferentially distributed on rotor；It is characterized in that：
Each group Exciting Windings for Transverse Differential Protection includes two identical first windings (L1), the second windings (L2) mutually concatenated；First winding
(L1), it is serially connected with electrothermal relay (FR) between the second winding (L2)；It is formed between first winding (L1), electrothermal relay (FR)
One the second node；First node is formed between second winding (L2), electrothermal relay (FR)；First winding
(L1) one end not connect with electrothermal relay (FR) is connected to the negative pole end of power module, and first node passes through first
The negative pole end of the power module is also connected to after Zener diode module (D1)；Second winding (L2) not with electrothermal relay
(FR) one end connected is connected to the positive terminal of power module, and second node passes through the second Zener diode module
(D2) positive terminal of the power module is also connected to after.
2. adaptive electric motor according to claim 1, it is characterised in that：The electrothermal relay (FR) is attached at motor and turns
On the iron core of son, and covered by the Exciting Windings for Transverse Differential Protection corresponding to the electrothermal relay (FR).
3. a kind of adaptive electric motor, including shell；Motor stator, rotor are equipped in the shell；The rotor
Including iron core and Exciting Windings for Transverse Differential Protection；The Exciting Windings for Transverse Differential Protection have it is more than two, be circumferentially distributed on rotor；It is characterized in that：
Each group Exciting Windings for Transverse Differential Protection includes two identical first windings (L1), the second windings (L2) mutually concatenated；First winding
(L1), it is serially connected with electrothermal relay (FR) between the second winding (L2)；It is formed between first winding (L1), electrothermal relay (FR)
One the second node；First node is formed between second winding (L2), electrothermal relay (FR)；First winding
(L1) one end not connect with electrothermal relay (FR) is connected to the negative pole end of power module, and first node passes through first
The negative pole end of the power module is also connected to after electronic switch (K1)；Second winding (L2) does not connect with electrothermal relay (FR)
The one end connect is connected to the positive terminal of power module, and second node after the second electronic switch (K2) by being also connected to
The positive terminal of the power module；The motor further includes having one-chip computer module (U), the input of the one-chip computer module (U)
End is connected to the both ends of the electrothermal relay (FR), to obtain the terminal voltage of electrothermal relay (FR), the one-chip computer module (U)
Control terminal is connected to first, second electronic switch (K1, K2)；It is described when the terminal voltage of the electrothermal relay (FR) is zero
One-chip computer module (U) makes first, second electronic switch (K1, K2) remain open, and otherwise makes first, second electronic cutting
(K1, K2) is closed to remain closed.
4. adaptive electric motor according to claim 3, it is characterised in that：The electrothermal relay (FR) can be made to be attached at electricity
On the iron core of machine rotor, and covered by the Exciting Windings for Transverse Differential Protection corresponding to the electrothermal relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810117799.0A CN108306432A (en) | 2018-02-06 | 2018-02-06 | Adaptive electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810117799.0A CN108306432A (en) | 2018-02-06 | 2018-02-06 | Adaptive electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108306432A true CN108306432A (en) | 2018-07-20 |
Family
ID=62864700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810117799.0A Pending CN108306432A (en) | 2018-02-06 | 2018-02-06 | Adaptive electric motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108306432A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101354944A (en) * | 2007-07-23 | 2009-01-28 | 施耐德电器工业公司 | Electromagnetic actuator with at least two coils |
| CN102158172A (en) * | 2011-02-18 | 2011-08-17 | 刘行 | Motor drive system |
| CN103701288A (en) * | 2014-01-08 | 2014-04-02 | 洛阳市睿仕行智能科技发展有限公司 | Multi-winding motor |
-
2018
- 2018-02-06 CN CN201810117799.0A patent/CN108306432A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101354944A (en) * | 2007-07-23 | 2009-01-28 | 施耐德电器工业公司 | Electromagnetic actuator with at least two coils |
| CN102158172A (en) * | 2011-02-18 | 2011-08-17 | 刘行 | Motor drive system |
| CN103701288A (en) * | 2014-01-08 | 2014-04-02 | 洛阳市睿仕行智能科技发展有限公司 | Multi-winding motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180720 |