CN110417184A - A kind of integral type controllable stator speed regulating motor for loom - Google Patents
A kind of integral type controllable stator speed regulating motor for loom Download PDFInfo
- Publication number
- CN110417184A CN110417184A CN201910719998.3A CN201910719998A CN110417184A CN 110417184 A CN110417184 A CN 110417184A CN 201910719998 A CN201910719998 A CN 201910719998A CN 110417184 A CN110417184 A CN 110417184A
- Authority
- CN
- China
- Prior art keywords
- loom
- motor
- main shaft
- stator
- end cap
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
-
- 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
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/075—Means for converting reciprocating motion into rotary motion or vice versa using crankshafts or eccentrics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/12—Structural association with clutches, brakes, gears, pulleys or mechanical starters with auxiliary limited movement of stators, rotors or core parts, e.g. rotors axially movable for the purpose of clutching or braking
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Looms (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of integral type controllable stator speed regulating motors for loom, including loom main shaft and motor body, one end of loom main shaft passes through the through-hole of frame side wall and extends to the outside of rack, motor body includes motor casing, stator, rotor and drive and control of electric machine equipment, stator includes several groups coil and iron core, iron core and the several groups miniature electric screw pair of respective numbers are uniformly connected in stator end cap inner circle column periphery, rotor be fixed on loom main shaft be located at shell outside part and with stator relative engagement, inner sidewall is evenly arranged with permanent magnet, the motor is by the way that motor to be embedded into the existing structure of loom, it is integrated with loom mechanical structure to realize motor；The motor increase devises adjustable rotor, under exciting current and the limited situation of torque current, it is automatically adjusted to the cutting magnetic induction line area of suitable size by screw pair, can efficiently control motor speed, and start-stop, equipment loss and power consumption are reduced to the full extent.
Description
Technical field
The present invention relates to technical field of motors, a kind of especially integral type controllable stator speed regulating motor for loom.
Background technique
With the continuous development of textile industry, loom is also constantly updating progress, and Fig. 1 is shown in the existing loom,
Driving force needed for main motor provides work for the main shaft of loom, due to needing very big torque when loom starting, so usually
It needs to use belt pulley, specifically includes motor side drive pulley, spindle end drive pulley and driving belt or gear is used as and subtracts
Speed.
The main motor in loom generally uses efficient asynchronous machine at present, and when shutdown generally requires by brake disc band-type brake
Brake, brake disc is often damaged as vulnerable part, and replaces trouble.And the loom of asynchronous machine is used, not only zero
Part is various, Material Cost is high, installation is complicated, maintenance cost is high, and the bearing of main shaft needs to bear biggish driving belt and passes
Torque delivery bring pulling shaft power, hazard rate are high, and the drive noise of driving belt is high, and can generate energy loss (energy consumption is
About 15%), there is also can not flexibly adjust the speed, if when replacement workpieces processing, needing through replacement drive pulley etc.
Realize speed change, high labor cost, production efficiency is low.
Summary of the invention
Purpose of design of the present invention is: problems of the existing loom mentioned in the background art in terms of driving force,
It is proposed that a kind of integral type controllable stator speed regulating motor for loom is designed, by the existing knot that motor is embedded into loom
In structure, it is integrated with loom mechanical structure to realize motor, and by adding respective torque in starting and shutdown phase come complete
At rapid starting/stopping, intermediate transmission unit is eliminated, to reduce the loss of loom to the full extent.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of integral type controllable stator speed regulating motor for loom, including loom main shaft and motor body.
One end of the loom main shaft passes through the through-hole of frame side wall and extends to the outside of the rack, the motor sheet
Body includes motor casing, stator, rotor and drive and control of electric machine equipment,
The motor casing is fixed on the outside of the axis hole of the rack,
The stator includes several groups coil and iron core, the several groups miniature electric screw pair of the iron core and respective numbers
It uniformly is connected in stator end cap inner circle column periphery, is required that the control equipment control micro electric is driven by motor according to different rotating speeds
Dynamic screw pair is synchronous to pull iron core, regulating winding magnetic induction line cutting area corresponding with the permanent magnet of rotor, to adjust motor drive
Power, the stator end cap and the motor casing outer end face are connected by connector, and establishing is covered between centre bore and loom main shaft
Conjunction has bearing,
The rotor be fixed on the loom main shaft be located at shell outside part and with the stator relative engagement, be in
" [" type, centre bore and loom main shaft keyway are connected, and are arranged between lateral wall and the motor casing and are combined with bearing, inner sidewall is equal
It is even to be provided with permanent magnet,
The drive and control of electric machine equipment is arranged outside motor body, provides the input current control signal, micro- of motor
Current signal needed for the electronic screw pair turn signal of type and reverse torque.
Further, the loom main shaft, which is located in the rack inner sidewall, is additionally provided with crank, the crank and loom
On knit string pendulum swing arm cooperation, loom main shaft rotation when, knit string pendulum swing arm holding constantly swing up and down knit line movement.
Further, miniature electric screw pair both ends support base described in several groups is connected in outside the stator end cap inner circle column
Week, intermediate screw rod portion and the iron core threaded, and with slippage slot after so that iron core is only remained in loom main shaft axis
The one-movement-freedom-degree in direction.
Further, it is mounted on end cap at the inner sidewall and lateral wall of the rack and loom main shaft cooperation, including interior
End cap and outer end cap, and installation is combined with bearing between the end cap and loom main shaft.
Further, the loom includes the mounting flange of fixing motor housing, and the mounting flange passes through rubber pad
Ring is fixed on the outside of the rack and the periphery around the outer end cap, and the mounting flange and the loom main shaft are same
Axis.
Further, sealing cover is also fitted between the loom main shaft and mounting flange outside.
Further, the motor casing is outer, being also spirally connected with loom main shaft shaft end is fixed with radiator fan, and is hidden by dust cover
For gear on the outside of motor casing, motor casing outer peripheral sidewall is additionally provided with ventilation opening.
Implement the integral type controllable stator speed regulating motor for loom of the invention, has the advantages that
1. the motor realizes the one of motor and loom mechanical structure by the way that motor to be embedded into the existing structure of loom
Body；
2. intermediate transmission unit is eliminated by completing rapid starting/stopping with shutdown phase additional torque in starting, thus
The loss of loom is reduced to the full extent；
3. the motor increase devises adjustable rotor, under exciting current and the limited situation of torque current, pass through silk
Bar pair is automatically adjusted to the cutting magnetic induction line area of suitable size, can efficiently control motor speed and start-stop, maximum
Equipment loss and power consumption are reduced in degree.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.
Fig. 1 is the motor drive schematic diagram of existing loom；
Fig. 2 is cross-sectional view of the present invention for the integral type controllable stator speed regulating motor of loom；
Wherein, 1- loom, 101- asynchronous machine, 102- motor side drive pulley, 103- driving belt, 104- spindle end pass
Movable belt pulley, 2- loom main shaft, 3- inner end cap, 4- inner bearing, 5- crank, 6- rack inner sidewall, 7- knit string pendulum swing arm, outside 8- rack
Side wall, 9- rubber pad ring, 10- mounting flange, 11- motor casing, 12- sleeve, 13- screw rod portion, 14- permanent magnet, 15- coil,
The bearing of 16- stator end cap central bore and loom main shaft cooperation, 17- micromotor screw pair, 18- radiator fan, 19- are dust-proof
Cover, 20- bolt of long stem, 21- stator end cap, the bearing of 22- rotor lateral wall and loom main shaft cooperation, 23- rotor, 24- sealing
Lid, 25- outer end cap, 26- outer bearing, 27- iron core.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
Referring to Fig. 2, the present embodiment provides a kind of integral type controllable stator speed regulating motor for loom, including loom master
Axis 2 and motor body.
Specifically, one end of the loom main shaft 2 passes through the through-hole of frame side wall and extends to the outside of the rack,
The motor body includes motor casing 11, stator, rotor 23 and drive and control of electric machine equipment.
The motor casing 11 is fixed on the outside of the axis hole of the rack.
The stator includes 6 groups of coils 15 and iron core 27,6 groups of miniature electric screw pairs of the iron core 27 and respective numbers
17 are uniformly connected in cylindrical periphery in stator end cap 21, and it is described micro- that control equipment control is driven by motor according to different rotating speeds requirement
The electronic screw pair 17 of type is synchronous to pull iron core 27, the magnetic induction line cut surface corresponding with the permanent magnet 14 of rotor 23 of regulating winding 15
Product, to adjust motor driving force, the stator end cap 21 is connected with 11 outer end face of motor casing by bolt of long stem 20, center
It is arranged between hole and loom main shaft 2 and is combined with bearing 16.
The rotor 23 be fixed on the loom main shaft 2 be located at shell outside part and with the stator relative engagement,
In " [" type, centre bore and 2 keyway of loom main shaft are connected, and are arranged between lateral wall and the motor casing and are combined with bearing 22, inside
Wall is evenly arranged with permanent magnet 14.
The drive and control of electric machine equipment is arranged outside motor body, provides the input current control signal, micro- of motor
Current signal needed for the electronic screw pair turn signal of type and reverse torque.
Further embodiment, which is that the loom main shaft 2 is located in the rack inner sidewall, is additionally provided with crank 5, institute
It states and knits the cooperation of string pendulum swing arm 7 on crank 5 and loom, when loom main shaft 2 rotates, knit string pendulum swing arm 7 and keep constantly up and down
Line movement is knitted in swing.
Further embodiment is that 17 both ends support base of miniature electric screw pair described in 6 groups is connected in the stator terminal
Cylindrical periphery in lid 21, intermediate screw rod portion 13 and 27 threaded of iron core, and with slippage slot after protect iron core only
Stay in the one-movement-freedom-degree of 2 axis direction of loom main shaft.
Further embodiment is respectively mounted at the inner sidewall 6 and lateral wall 8 of the rack and 2 cooperation of loom main shaft
There are end cap, including inner end cap 3 and outer end cap 25, and installation is combined with bearing (4,26) between the end cap and loom main shaft 2.
Further embodiment is that the loom includes the mounting flange 10 of fixing motor housing 11, the Method for Installation
Blue disk 10 is fixed on the outside of the rack by rubber pad ring 9 and surround the periphery of the outer end cap 25, and the Method for Installation
Blue disk 10 and the loom main shaft 2 are coaxial.
Further embodiment is also to be fitted between 10 outside of the loom main shaft 2 and mounting flange close
Capping 24.
Further embodiment is that the motor casing 11 is outer, being also spirally connected with 2 shaft end of loom main shaft is fixed with radiator fan
18, and blocked by dust cover 19 in 11 outside of motor casing, 11 outer peripheral sidewall of motor casing is additionally provided with ventilation opening (not shown).
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be without departing from the purpose of the present invention
It makes a variety of changes, modify, replacement and variant, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of integral type controllable stator speed regulating motor for loom, including loom main shaft and motor body, it is characterised in that:
One end of the loom main shaft passes through the through-hole of frame side wall and extends to the outside of the rack, the motor body packet
Motor casing, stator, rotor and drive and control of electric machine equipment are included,
The motor casing is fixed on the outside of the axis hole of the rack,
The stator includes several groups coil and iron core, and the several groups miniature electric screw pair of the iron core and respective numbers is uniform
It is connected in stator end cap inner circle column periphery, is required that the control equipment control miniature electric silk is driven by motor according to different rotating speeds
The synchronous pulling iron core of bar pair, regulating winding magnetic induction line cutting area corresponding with the permanent magnet of rotor, to adjust motor driving force,
The stator end cap and the motor casing outer end face are connected by connector, are arranged between centre bore and loom main shaft and are combined with axis
It holds,
The rotor be fixed on the loom main shaft be located at shell outside part and with the stator relative engagement, centre bore with
Loom main shaft keyway is connected, and is arranged between lateral wall and the motor casing and is combined with bearing, and inner sidewall is evenly arranged with permanent magnet,
The drive and control of electric machine equipment is arranged outside motor body, provides input current the control signal, micro electric of motor
Current signal needed for dynamic screw pair turn signal and reverse torque.
2. the integral type controllable stator speed regulating motor according to claim 1 for loom, it is characterised in that: the loom
Main shaft, which is located in the rack inner sidewall, is additionally provided with crank, the cooperation of string pendulum swing arm is knitted on the crank and loom, in loom
When main axis, knit string pendulum swing arm holding constantly swing up and down knit line movement.
3. the integral type controllable stator speed regulating motor according to claim 1 for loom, it is characterised in that: several groups institute
It states miniature electric screw pair both ends support base and is connected in stator end cap inner circle column periphery, intermediate screw rod portion and the iron core
Threaded, and with slippage slot after so that iron core is only remained in the one-movement-freedom-degree of loom main shaft axis direction.
4. the integral type controllable stator speed regulating motor according to claim 1 for loom, it is characterised in that: the rack
Inner sidewall and lateral wall and loom main shaft cooperation at be mounted on end cap, including inner end cap and outer end cap, and the end cap with
Installation is combined with bearing between loom main shaft.
5. the integral type controllable stator speed regulating motor according to claim 1 for loom, it is characterised in that: the loom
Mounting flange including fixing motor housing, the mounting flange are fixed on outside and the ring of the rack by rubber pad ring
Around the periphery of the outer end cap, and the mounting flange and the loom main shaft are coaxial.
6. the integral type controllable stator speed regulating motor according to claim 5 for loom, it is characterised in that: the loom
Sealing cover is also fitted between on the outside of main shaft and mounting flange.
7. the integral type controllable stator speed regulating motor according to claim 1 for loom, it is characterised in that: the motor
Shell is outer, being also spirally connected with loom main shaft shaft end is fixed with radiator fan, and is blocked on the outside of motor casing by dust cover, motor casing periphery
Side wall is additionally provided with ventilation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719998.3A CN110417184A (en) | 2019-08-06 | 2019-08-06 | A kind of integral type controllable stator speed regulating motor for loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719998.3A CN110417184A (en) | 2019-08-06 | 2019-08-06 | A kind of integral type controllable stator speed regulating motor for loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110417184A true CN110417184A (en) | 2019-11-05 |
Family
ID=68365999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910719998.3A Pending CN110417184A (en) | 2019-08-06 | 2019-08-06 | A kind of integral type controllable stator speed regulating motor for loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110417184A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204751A (en) * | 2021-11-03 | 2022-03-18 | 赣州诚正电机有限公司 | Induction permanent magnet synchronous motor dragging device and operation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004034119B3 (en) * | 2004-07-15 | 2006-01-12 | Lindauer Dornier Gmbh | Textile weaving loom has large diameter shaft providing hand tool access to anchorage disc detachable from the combined brake and clutch unit |
| WO2006005295A1 (en) * | 2004-07-15 | 2006-01-19 | Lindauer Dornier Gesellschaft Mbh | Drive unit for a loom and loom comprising a drive unit of this type |
| CN101318503A (en) * | 2007-06-05 | 2008-12-10 | 株式会社日立制作所 | Electric booster and method for manufacturing the same |
| CN102769344A (en) * | 2012-07-20 | 2012-11-07 | 林贵生 | Direct drive type motor or generator capable of steplessly converting torque and regulating speed |
| CN203741518U (en) * | 2014-02-20 | 2014-07-30 | 浙江万利纺织机械有限公司 | Automatic loom transmission and loom position calibration system driven by switch reluctance motor |
| CN205501546U (en) * | 2016-02-22 | 2016-08-24 | 经纬纺织机械股份有限公司 | Rapier weaving machine rotor axially movable's spindle servo motor |
| CN109082756A (en) * | 2018-09-07 | 2018-12-25 | 苏州汇川技术有限公司 | Motor drive control method, equipment and loom |
-
2019
- 2019-08-06 CN CN201910719998.3A patent/CN110417184A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004034119B3 (en) * | 2004-07-15 | 2006-01-12 | Lindauer Dornier Gmbh | Textile weaving loom has large diameter shaft providing hand tool access to anchorage disc detachable from the combined brake and clutch unit |
| WO2006005295A1 (en) * | 2004-07-15 | 2006-01-19 | Lindauer Dornier Gesellschaft Mbh | Drive unit for a loom and loom comprising a drive unit of this type |
| CN101318503A (en) * | 2007-06-05 | 2008-12-10 | 株式会社日立制作所 | Electric booster and method for manufacturing the same |
| CN102769344A (en) * | 2012-07-20 | 2012-11-07 | 林贵生 | Direct drive type motor or generator capable of steplessly converting torque and regulating speed |
| CN203741518U (en) * | 2014-02-20 | 2014-07-30 | 浙江万利纺织机械有限公司 | Automatic loom transmission and loom position calibration system driven by switch reluctance motor |
| CN205501546U (en) * | 2016-02-22 | 2016-08-24 | 经纬纺织机械股份有限公司 | Rapier weaving machine rotor axially movable's spindle servo motor |
| CN109082756A (en) * | 2018-09-07 | 2018-12-25 | 苏州汇川技术有限公司 | Motor drive control method, equipment and loom |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204751A (en) * | 2021-11-03 | 2022-03-18 | 赣州诚正电机有限公司 | Induction permanent magnet synchronous motor dragging device and operation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5862686A (en) | Drive device for a front-loading washing machine | |
| KR100427657B1 (en) | Drive device for a front-loading washing machine | |
| CN203691197U (en) | Brushless direct-current outer-rotor electric roller apparatus used for logistics sorting equipment | |
| WO2009124491A1 (en) | A motor with auxiliary funtion of power generation | |
| CN103950373A (en) | Electric wheel with built-in suspension flywheel | |
| CN103219823A (en) | Wheel rim driving type reaction flywheel | |
| CN106743167A (en) | A kind of motorized pulleys | |
| CN102367141A (en) | Outer rotor switch magnetic resistance action drive device | |
| CN110417184A (en) | A kind of integral type controllable stator speed regulating motor for loom | |
| CN204947745U (en) | A kind of disc type electric machine | |
| CN211199590U (en) | Integrated speed-adjustable motor for loom | |
| CN110318144A (en) | A kind of unitary adjustable speed motor of loom | |
| CN106283513B (en) | Dual-drive motor power device and washing machine thereof | |
| CN102055277A (en) | Non-axis motor | |
| CN206250934U (en) | A kind of disc type permasyn motor | |
| CN211296515U (en) | Novel permanent magnet synchronous motor | |
| EP0607429B1 (en) | Induction motor of the outer rotor-type | |
| CN209823562U (en) | Outer rotor magnetic suspension motor | |
| CN204343055U (en) | A kind of washing machine direct driving motor power set | |
| CN203942349U (en) | A kind of composite shaft wheel hub motor | |
| CN208369384U (en) | The adjustable motor of axial force | |
| CN202261134U (en) | Outer rotor switch magnetic-resistance traction drive unit | |
| CN111030410A (en) | Novel permanent magnet synchronous motor | |
| CN207673423U (en) | With Mechanical Driven and motor-driven engine water pump | |
| CN205986485U (en) | Can change DC geared motor of reducing gear box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191105 |