CN203562849U - Motor - Google Patents
Motor Download PDFInfo
- Publication number
- CN203562849U CN203562849U CN201320608107.5U CN201320608107U CN203562849U CN 203562849 U CN203562849 U CN 203562849U CN 201320608107 U CN201320608107 U CN 201320608107U CN 203562849 U CN203562849 U CN 203562849U
- Authority
- CN
- China
- Prior art keywords
- motor
- electric
- motor drive
- stator winding
- drive unit
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a motor, belongs to the motor technical field, and solves the problems that a motor in the prior art cannot realize fast and convenient regulation of motor rotary speed. The motor comprises a stator core and a P-M rotor; a plurality of motor driving units with same structure are arranged on a periphery of the stator core; each motor driving unit comprises a plurality of stator windings with mutual equal angles; each stator winding comprises one or more continuous adjacent coils; each stator winding comprises an input end and a wiring end; same-phase stator windings in the motor driving units are connected in series in sequence; wiring ends of all stator windings in an end motor driving unit connected in series are connected to one point; a total tap is led out from input ends of all stator windings in a head motor driving unit; a stop tap is led out from input ends of all stator windings in at least one motor driving unit of the resting motor driving units. The motor realizes multi-rotary speed and multi-shift power output of the motor.
Description
Technical field
The utility model belongs to technical field of motors, relates to a kind of motor.
Background technology
In modern society, motor, as a kind of important device that can be mechanical energy by electric energy conversion, is widely applied in industrial and agricultural production and daily life.Existing motor only has fixing power output conventionally, and during machine operation, all coils is all switched on.
For example, Chinese patent [patent No. ZL200920036999.X; Granted publication CN201365146Y] a kind of permanent magnet is embedded in the magneto that stator upper rotor part is salient pole, permanent magnet is embedded in the stator of motor, armature winding is centralized winding, each stator poles cover has a coil, the both sides of coil lay respectively in the stator slot of stator poles both sides, in each stator slot, have the limit of two coils, coil quantity and stator poles equate: to three phase electric machine, two coils in face-to-face stator poles are together in series and form a phase armature winding; To monophase machine, all coils is forward together in series and forms single-phase armature winding.
This magneto causes a large amount of wastes of electric energy under the not high operational environment of load due to the zero load of motor, for energy savings, people have designed and developed a kind of twin coil series connecting energy saving motor, and has applied for Chinese patent [patent No. ZL99220167.5; Granted publication CN2369398Y], should be formed by stator, rotor and support, on the stator of motor, there are two windings, the end of large winding is connected together, and is connected into Y type, and the end of little winding, by the head end at large winding, is connected.The ratio of the deficient number of little winding and large winding is in the scope of 1:5-1:2.After two windings in series, the head end of little winding (three-phase) is drawn on one group of terminal receiving terminal box, and tap is drawn in the centre of two windings, and tap is received on one group of terminal of terminal box.In terminal box, have two groups of binding posts, every group has three terminals.Two groups of binding posts can connect respectively two A.C. contactors, closed while controlling two A.C. contactors differences with interlock circuit.
Above-mentioned twin coil series connecting energy saving motor, to select the mode of connection according to loading condition, energy-conservation object while reaching underloading.But the problem that this twin coil series connecting energy saving motor exists is: 1, the quantity of winding only has two, and correspondence only has two operate powers, is not suitable for the king-sized equipment of electric motor car even load amplitude of variation; 2, motor cannot be realized the quick and convenient adjusting of motor speed; 3, the energy consumption of motor still cannot be effectively controlled.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of motor, and the technical problem that the utility model solves is to have realized many rotating speeds of motor, many grades of power stages.
The purpose of this utility model can realize by following technical proposal: a kind of motor, comprise stator core and p-m rotor, it is characterized in that, on described stator core, edge is circumferentially provided with several electric-motor drive units for driving p-m rotor to rotate with same structure, each electric-motor drive unit is comprised of some phases stator winding that equal angles is distributed on stator core each other, each stator winding comprises that the coil of one or more continuous adjacent forms, every phase stator winding in described several electric-motor drive units includes the terminals that the input of input and homophase stator winding for another electric-motor drive unit is connected, homophase stator winding in described several electric-motor drive units is connected successively, on the terminals of all stator winding after series connection in end electric-motor drive unit are connected to a bit, the input of all stator winding in head end electric-motor drive unit is drawn the total tap that makes all electric-motor drive unit work for being electrically connected to alternation, in all the other electric-motor drive units, the input of all stator winding at least one electric-motor drive unit is drawn for be electrically connected to and make the gear tap of part electric-motor drive unit energising work with alternation.
Each electric-motor drive unit in this motor all can drive separately p-m rotor to rotate, several electric-motor drive units in this motor are connected in series successively, when alternation electricity is connected with total tap of this motor, its all electric-motor drive units are all in running order, and now motor is realized maximum power output; When alternation electricity is connected with the gear tap of this motor, different according to the gear tap of access, the number of its electric-motor drive unit in work is also different, that is to say, this motor can adopt the mode of one or more electric-motor drive unit work, make a motor possess different power outputs, be equal to the common driving device equipment of a plurality of motors.When motor is during in light condition, this motor does not need all electric-motor drive units all in running order, if all in running order, no-load loss is larger, now, as long as by certain gear tap of alternation electricity access, make this motor only have a minority electric-motor drive unit in running order, this motor is moved under small-power state, reduced the no-load loss of motor, good energy-conserving effect; Along with the increase of load, change the gear tap of alternation electricity access, make more electric-motor drive unit obtain electric work, the power output of motor increases gradually; When load approaches limiting figure, alternation electricity is connected with total tap, all electric-motor drive units in motor is worked simultaneously, to meet the needs of power.
In above-mentioned motor, described electric-motor drive unit is at least provided with three on stator core, and the quantity of described gear tap is at least one.The quantity of gear tap is at least one, makes motor can realize at least switching of second gear power, has met the needs of the king-sized equipment of motor even load amplitude of variation.
In above-mentioned motor, described electric-motor drive unit is provided with four on stator core, and the quantity of described gear tap is three.
In above-mentioned motor, each electric-motor drive unit forms by the stator winding that at least the each other mutually unison angle of three-phase is evenly distributed on stator core, and each stator winding is comprised of the coil of equal number.The stator winding that forms electric-motor drive unit is mutually identical phase angle, and each stator winding is comprised of the coil of equal number, can make motor when work, and p-m rotor stressed more even improves the stability of machine operation.
In above-mentioned motor, each electric-motor drive unit forms by the three-phase stator winding that 120 degree angles are distributed on stator core each other, and each stator winding is comprised of the coil of equal number.
In above-mentioned motor, each stator winding is comprised of a coil, and one end of described coil is input, and the other end is terminals.
In above-mentioned motor, each stator winding is comprised of three continuous connected coils, and these three coils are connected successively, and after series connection, one end is input, and the other end is terminals.
In above-mentioned motor, in all stator winding at least one electric-motor drive unit, draw for the constant speed tap to an accurate rotating speed of described motor.By constant speed tap being set in all stator winding in an electric-motor drive unit, can make motor there is definite rotating speed, be convenient to determining electric machine operation state.
Compared with prior art, the advantage of this motor is:
1, the utility model adopts the mode that a plurality of electric-motor drive units are connected successively, and at least one electric-motor drive unit, draw the gear tap for being electrically connected to alternation, realized the switching of many grades of power of motor, when motor moves, can select the mode of connection according to loading condition, hommization more in use, has reduced the no-load loss of motor, and energy-saving effect is better.
2, wiring construction of the present utility model is simple, can complete coiling processing by existing method for winding or automatic winding equipment, and production cost is lower.
3, in the utility model each electric-motor drive unit by some phases each other the stator winding at same phase angle form, make motor in when work, p-m rotor stressed more even, has improved the stability of machine operation.
Accompanying drawing explanation
Fig. 1 is the wiring construction schematic diagram of the utility model stator core.
In figure, 1, stator core; 2, stator winding; 3, total tap; 4, gear tap; 5, constant speed tap.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this motor, comprise stator core 1 and p-m rotor, on stator core 1, edge is circumferentially provided with several electric-motor drive units for driving p-m rotor to rotate with same structure, each electric-motor drive unit is comprised of some phases stator winding 2 that equal angles is distributed on stator core 1 each other, each stator winding 2 comprises that the coil of one or more continuous adjacent forms, every phase stator winding 2 in several electric-motor drive units includes the terminals that the input of input and homophase stator winding 2 for another electric-motor drive unit is connected, homophase stator winding 2 in several electric-motor drive units is connected successively, on the terminals of all stator winding 2 after series connection in end electric-motor drive unit are connected to a bit, the input of all stator winding 2 in head end electric-motor drive unit is drawn the total tap 3 that makes all electric-motor drive unit work for being electrically connected to alternation, in all the other electric-motor drive units, the input of all stator winding 2 at least one electric-motor drive unit is drawn for be electrically connected to and make the gear tap 4 of part electric-motor drive unit energising work with alternation.
As preferably, electric-motor drive unit is at least provided with three on stator core 1, and the quantity of gear tap 4 is at least one.The quantity of gear tap 4 is at least one, makes motor can realize at least switching of second gear power, has met the needs of the king-sized equipment of motor even load amplitude of variation.
As preferably, electric-motor drive unit is provided with four on stator core 1, and the quantity of gear tap 4 is three.
As preferably, each electric-motor drive unit is comprised of the three-phase stator winding 2 that same phase angle is evenly distributed on stator core 1 each other at least, and each stator winding 2 is comprised of the coil of equal number.The stator winding 2 that forms electric-motor drive unit is mutually identical phase angle, and each stator winding 2 is comprised of the coil of equal number, can make motor when work, and p-m rotor stressed more even improves the stability of machine operation.
As preferably, each electric-motor drive unit forms by the three-phase stator winding 2 that 120 degree angles are distributed on stator core 1 each other, and each stator winding 2 is comprised of the coil of equal number.
As another kind of preferred version, each electric-motor drive unit forms by four stator winding 2 that an angle of 90 degrees is distributed on stator core 1 each other mutually, and each stator winding 2 is comprised of the coil of equal number.
Each stator winding 2 is comprised of a coil, and one end of coil is input, and the other end is terminals.
As another kind of scheme, each stator winding 2 is comprised of three continuous connected coils, and these three coils are connected successively, and after series connection, one end is input, and the other end is terminals.
As preferably, in all stator winding 2 at least one electric-motor drive unit, draw for the constant speed tap 5 to an accurate rotating speed of motor.By all stator winding 2 in an electric-motor drive unit are interior constant speed tap 5 is set, can makes motor there is definite rotating speed, be convenient to determining electric machine operation state.
In this motor, if each electric-motor drive unit by n mutually each other the stator winding 2 at same phase angle form, between the homophase stator winding 2 in so adjacent two electric-motor drive units, differ n-1 stator winding 2.
As shown in Figure 1, in the present embodiment, the concrete structure of this motor is: this motor comprises stator core 1 and p-m rotor, on stator core 1, edge is circumferentially distributed with four electric-motor drive units, each electric-motor drive unit by three-phase each other 120 degree angles stator winding 2 form, according to the quantity of electric-motor drive unit, the threephase stator winding 2 in each electric-motor drive unit can be distinguished called after A1, B1, C1, A2, B2, C2, A3, B3, C3, A4, B4, C4, by A1, the electric-motor drive unit that this threephase stator winding 2 of B1 and C1 forms is head end electric-motor drive unit, after the like, by A4, the electric-motor drive unit that this threephase stator winding 2 of B4 and C4 forms is end electric-motor drive unit, and the homophase stator winding 2 in four electric-motor drive units is connected successively, i.e. A1, A2, A3, A4, B1, B2, B3, B4 and C1, C2, C3, C4 is series connection successively respectively, and the terminals of all stator winding 2 after series connection in end electric-motor drive unit are connected to a bit upper, i.e. A4, B4, the terminals of this threephase stator winding 2 of C4 connect with Y type, and the input of all stator winding 2 in head end electric-motor drive unit is drawn the total tap 3 that makes all electric-motor drive unit work for being electrically connected to alternation, i.e. A1, B1, the input of this threephase stator winding 2 of C1 is drawn total tap 3, has at least the input of all stator winding 2 in an electric-motor drive unit to draw gear tap 4, i.e. A2 in all the other electric-motor drive units, B2, the input of this threephase stator winding 2 of C2 is drawn gear tap 4, or A3, B3, the input of this threephase stator winding 2 of C3 is drawn gear tap 4, or A4, B4, the input of this threephase stator winding 2 of C4 is drawn gear tap 4, in the present embodiment, the input of each stator winding 2 is drawn the tap for being electrically connected to alternation, can realize the switching of fourth gear power like this, that is to say, this motor can adopt the mode of one or more electric-motor drive unit work, make a motor possess different power outputs, be equal to the common driving device equipment of a plurality of motors, in this process, more electric-motor drive units are in running order, moment of torsion is just larger, and motor speed is just lower, can be thus, when the different tap of alternation electricity access, motor speed is divided into one grade of rotating speed, second gear rotating speed, third gear rotating speed and fourth gear rotating speed, one grade of rotating speed lowest speed, increases afterwards successively.In order to make this motor there is better result of use, make motor there is definite rotating speed, can be at least constant speed tap 5 be set all stator winding 2 of an electric-motor drive unit are interior, optimum, being that stator winding 2 at one grade of rotating speed and second gear rotating speed is interior arranges constant speed tap 5, the setting of this constant speed tap 5 can be drawn according to actual conditions in stator winding 2, particularly, if each stator winding 2 in electric-motor drive unit is comprised of single coil, constant speed tap 5 is drawn in single coil so, if each stator winding 2 in electric-motor drive unit is comprised of a plurality of coils, its constant speed tap 5 can be from drawing between a plurality of coils or in certain coil, in order to reach better effect, in design process, can repeatedly debug, the position that constant speed tap 5 is drawn from coil can change.
The embodiment of this motor is: when motor is during in light condition, this motor does not need all electric-motor drive units all in running order, if all in running order, no-load loss is larger, now, as long as by certain gear tap 4 of alternation electricity access, make this motor only have a few electric-motor drive unit in running order, as alternation electricity is accessed to A4, B4, the gear tap 4 of this threephase stator winding 2 of C4, now only has A4, B4, the electric-motor drive unit that this threephase stator winding 2 of C4 forms is in running order, this motor moves under small-power state, reduced the no-load loss of motor, good energy-conserving effect, along with the increase of load, change the gear tap 4 of alternation electricity access, make more electric-motor drive unit obtain electric work, the power output of motor increases gradually, when load approaches limiting figure, alternation electricity is connected with total tap 3, all electric-motor drive units in motor is worked simultaneously, to meet the needs of power.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as stator core 1, stator winding 2, total tap 3, gear tap 4, constant speed tap 5 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (9)
1. a motor, comprise stator core (1) and p-m rotor, it is characterized in that, the upper edge of described stator core (1) is circumferentially provided with the electric-motor drive unit for driving p-m rotor to rotate that several have same structure, each electric-motor drive unit is comprised of some phases stator winding (2) that equal angles is distributed on stator core (1) each other, each stator winding (2) comprises that the coil of one or more continuous adjacent forms, every phase stator winding (2) in described several electric-motor drive units includes the terminals that the input of input and homophase stator winding (2) for another electric-motor drive unit is connected, homophase stator winding (2) in described several electric-motor drive units is connected successively, on the terminals of all stator winding (2) after series connection in end electric-motor drive unit are connected to a bit, the input of all stator winding (2) in head end electric-motor drive unit is drawn the total tap (3) that makes all electric-motor drive unit work for being electrically connected to alternation, in all the other electric-motor drive units, the input of all stator winding (2) at least one electric-motor drive unit is drawn for be electrically connected to and make the gear tap (4) of part electric-motor drive unit energising work with alternation.
2. motor according to claim 1, is characterized in that, described electric-motor drive unit is at least provided with three on stator core (1), and the quantity of described gear tap (4) is at least one.
3. motor according to claim 2, is characterized in that, described electric-motor drive unit is provided with four on stator core (1), and the quantity of described gear tap (4) is three.
4. motor according to claim 1, it is characterized in that, each electric-motor drive unit forms by the stator winding (2) that at least the each other mutually unison angle of three-phase is evenly distributed on stator core (1), and each stator winding (2) is comprised of the coil of equal number.
5. motor according to claim 4, is characterized in that, each electric-motor drive unit forms by the three-phase stator winding (2) that 120 degree angles are distributed on stator core (1) each other, and each stator winding (2) is comprised of the coil of equal number.
6. according to the motor described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, each stator winding (2) is comprised of a coil, and one end of described coil is input, and the other end is terminals.
7. according to the motor described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, each stator winding (2) is comprised of three continuous connected coils, and these three coils are connected successively, and after series connection, one end is input, and the other end is terminals.
8. motor according to claim 6, is characterized in that, draws for the constant speed tap (5) to an accurate rotating speed of described motor in all stator winding (2) at least one electric-motor drive unit.
9. motor according to claim 7, is characterized in that, draws for the constant speed tap (5) to an accurate rotating speed of described motor in all stator winding (2) at least one electric-motor drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608107.5U CN203562849U (en) | 2013-09-28 | 2013-09-28 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608107.5U CN203562849U (en) | 2013-09-28 | 2013-09-28 | Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203562849U true CN203562849U (en) | 2014-04-23 |
Family
ID=50512547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320608107.5U Expired - Fee Related CN203562849U (en) | 2013-09-28 | 2013-09-28 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203562849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475111A (en) * | 2013-09-28 | 2013-12-25 | 台州佳能电子有限公司 | Motor |
-
2013
- 2013-09-28 CN CN201320608107.5U patent/CN203562849U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475111A (en) * | 2013-09-28 | 2013-12-25 | 台州佳能电子有限公司 | Motor |
| CN103475111B (en) * | 2013-09-28 | 2016-04-13 | 台州佳能电子有限公司 | A kind of motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106787338A (en) | Around component shell type polyphase machine and its control method | |
| CN105186817A (en) | Winding design aimed at winding switching device of permanent magnet synchronous motor | |
| CN105048888A (en) | Switching device of permanent magnet synchronous motor windings | |
| CN103151855B (en) | A kind of multi-body motor | |
| CN203562849U (en) | Motor | |
| CN103475111B (en) | A kind of motor | |
| CN203522348U (en) | Motor | |
| CN101834551A (en) | Dual-purpose energy-saving motor for limiting starting current by changing winding connection method | |
| CN202050341U (en) | Special Y-triangle compound winding high-efficiency energy-saving dragging device for oil pumping unit | |
| CN104578643B (en) | Variable-pole variable-speed stator winding control method | |
| CN110311413A (en) | It is a kind of suitable for multiple-variable flow device driving Multiple coil synchronous motor to system | |
| CN201656714U (en) | Novel dual-power high-efficiency energy-saving induction motor | |
| CN108566100A (en) | A kind of ribbon conveyer low frequency directly drives medium-high voltage frequency converter | |
| CN202068286U (en) | Direct current unit type electric motor | |
| CN201113872Y (en) | Switch reluctance motor per phase winding coil grouping drive apparatus | |
| CN101453184A (en) | Speed regulating system for switch reluctance motor | |
| CN2562486Y (en) | Polarity changeable double speed single phase asynchronous motor | |
| CN204145125U (en) | A kind of motor with multi-layer winding | |
| CN101814812A (en) | Double-speed four-power energy-saving three-phase asynchronous motor | |
| CN111555579A (en) | Brushless double-fed motor with variable-level winding structure | |
| CN205490054U (en) | Multistage rotational speed motor of single phase alternating current and banister | |
| CN204334264U (en) | A kind of derrick crane three fast threephase asynchronous and derrick cranes | |
| CN203788113U (en) | Winding mechanism for six-groove four-pole permanent-magnetism brush motor | |
| CN203278413U (en) | Motor | |
| CN2733719Y (en) | A three-phase AC motor with low waveform deviation factor and high efficiency |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20160928 |