CN205829385U - Steer motor - Google Patents

Abstract

This utility model provides a kind of steer motor, relate to machine field, this steer motor includes stator module, rotor assembly and reduction assemblies, stator module is set in the outside of rotor assembly, the outfan of rotor assembly is provided with drivewheel, reduction assemblies includes power shaft and the output shaft be arrangeding in parallel, power shaft is provided with the first gear and the second gear, output shaft is provided with the 3rd gear, drivewheel and the engagement of the first gear, second gear and the engagement of the 3rd gear, the number of teeth of the second gear is less than the number of teeth of the 3rd gear, and drivewheel and the first gear are helical gear.Utilize reduction assemblies that rotor assembly is slowed down, thus increase the moment of torsion of motor, even if rotor assembly has higher rotating speed, the output of slow-speed of revolution high torque can also be realized, by being helical gear by drivewheel and the first design of gears, noise can be effectively reduced, in the case of ensureing that rotor assembly is high-revolving, reduce the volume of steer motor, reduce cost.

Description

Steer motor

Technical field

This utility model relates to machine field, in particular to a kind of steer motor.

Background technology

It is capable of changing the rotation direction of the equipment being connected with motor by controlling motor positive and inverse, drives equipment to rotate Need the biggest moment of torsion, and rotary speed is slow, it is desirable to high life.Prior art directly designs the electricity of slow-speed of revolution high torque Machine, this motor volume is big, diameter increases, and the copper cash of consuming is many, and magnetic field number of pole-pairs is many, and cost is high.

Utility model content

The purpose of this utility model is to provide a kind of steer motor, and it can adapt in high-revolving rotor assembly, from And reduce the overall volume of motor, reduce cost.

Embodiment of the present utility model is achieved in that

A kind of steer motor, including stator module, rotor assembly and reduction assemblies, stator module is set in rotor assembly Outside, the outfan of rotor assembly is provided with drivewheel, and reduction assemblies includes power shaft and the output shaft be arrangeding in parallel, power shaft Being provided with the first gear and the second gear, output shaft is provided with the 3rd gear, drivewheel and the engagement of the first gear, the second gear with 3rd gear engagement, the number of teeth of the second gear is less than the number of teeth of the 3rd gear, and drivewheel and the first gear are respectively helical gear.

In preferred embodiment of the present utility model, the reduction assemblies of above-mentioned steer motor also includes many jackshafts, many Root jackshaft may be contained between power shaft and output shaft, and power shaft and output shaft are by jackshaft transmission.

In preferred embodiment of the present utility model, the jackshaft of above-mentioned steer motor includes in the first jackshaft and second Countershaft, the first jackshaft is provided with the 4th gear and the 5th gear, and the second jackshaft is provided with the 6th gear and the 7th gear, the Four gears and the engagement of the second gear, the 5th gear and the engagement of the 6th gear, the 7th gear and the engagement of the 3rd gear.

In preferred embodiment of the present utility model, the stator module of above-mentioned steer motor includes magnetic shoe and stator cylinder, Rotor assembly is arranged in stator tube body, and magnetic shoe is between rotor assembly and stator cylinder and solid with the inwall of stator cylinder Fixed connection.

In preferred embodiment of the present utility model, the magnetic shoe of above-mentioned steer motor is two panels and is connected to stator tube The inwall of body, and the two ends of another sheet magnetic shoe are relative and interval is arranged at the two ends of any a piece of magnetic shoe.

In preferred embodiment of the present utility model, above-mentioned steer motor also includes the first cover and the second cover, first Cover and the second cover are arranged at the two ends of stator module and fixing with stator module are respectively connected, and are provided with the in the first cover One bearing, is provided with the second bearing in the second cover, the two ends of rotor assembly respectively with clutch shaft bearing and the second bearing fit.

In preferred embodiment of the present utility model, the first cover of above-mentioned steer motor is provided with connector, connector It is connected to the second cover through the gap two panels magnetic shoe.

In preferred embodiment of the present utility model, in above-mentioned steer motor also includes that speed change housing, speed change housing include Case, outer container and the fixing connection of the cover plate being made up of steel plate, speed change housing and the second cover, outer container is sheathed on outside interior case, and interior case leans on One end of nearly second cover is connected with cover plate, and cover plate is connected with outer container away from one end of interior case, and reduction assemblies is arranged in interior case, Power shaft and output shaft are all connected on cover plate.

In preferred embodiment of the present utility model, the first cover of above-mentioned steer motor is provided with brush assembly of electric, brush Assembly includes brushgear housing and brush flap, is provided with interconnective brush, wire and spring in brushgear housing, and wire sets with power supply Standby electrical connection, brushgear housing and brush flap removably connect.

In preferred embodiment of the present utility model, the brushgear housing of above-mentioned steer motor and brush flap is threaded or card Connect.

This utility model embodiment provides the benefit that: utilizes reduction assemblies to slow down rotor assembly, thus increases The moment of torsion of motor, even if rotor assembly has higher rotating speed, it is also possible to realize the output of slow-speed of revolution high torque, subtract in the present embodiment Power shaft and the output shaft of speed assembly be arranged in parallel, and shared volume is little, carry out transmission by gear engagement simultaneously, owing to turning The rotating speed of sub-component is high, by being helical gear by drivewheel and the first design of gears, can effectively reduce noise, is ensureing rotor In the case of assembly is high-revolving, reduce the volume of steer motor, reduce cost.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will use required in embodiment below Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, the most should be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other relevant accompanying drawings according to these accompanying drawings.

The structural representation of the steer motor that Fig. 1 provides for this utility model embodiment；

The explosive view of the steer motor that Fig. 2 provides for this utility model embodiment；

The structural representation that first cover of the steer motor that Fig. 3 provides for this utility model embodiment coordinates with stator module Figure；

The structural representation of the first cover of the steer motor that Fig. 4 provides for this utility model embodiment；

The structural representation of the reduction assemblies of the steer motor that Fig. 5 provides for this utility model embodiment.

In figure:

Steer motor 100；

Stator module 110；Magnetic shoe 111；Stator cylinder 112；

Rotor assembly 120；Drivewheel 121；

Reduction assemblies 130；Power shaft 131；First gear 131a；Second gear 131b；Jackshaft 132；First jackshaft 133；4th gear 133a；5th gear 133b；Second jackshaft 134；6th gear 134a；7th gear 134b；Output shaft 135；3rd gear 135a；Keyway 136；Flat key 137；Protection set 138；

Speed change housing 140；Interior case 141；Outer container 142；Cover plate 143；Oil sealing 144；

First cover 150；Clutch shaft bearing 151；First through hole 152；Connector 153；

Second cover 160；Second bearing 161；Second through hole 162；

Brush assembly of electric 170；Brushgear housing 171；Positive electrical brush holder 171a；Negative electricity brush holder 171b；Brush flap 172；Brush 173；Wire 174；Spring 175；Accommodate chamber 176.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Generally described in the accompanying drawing herein and The assembly of this utility model embodiment illustrated can be arranged with various different configurations and design.

Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all Belong to the scope of this utility model protection.

It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.

In description of the present utility model, it should be noted that term " first ", " second ", " the 3rd " etc. are only used for district Divide and describe, and it is not intended that indicate or hint relative importance.

Embodiment

Refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of steer motor 100, and it includes stator module 110, rotor assembly 120, reduction assemblies 130, speed change housing the 140, first cover the 150, second cover 160 and brush assembly of electric 170.

Seeing Fig. 2, Fig. 3 and Fig. 4, stator module 110 includes interconnective magnetic shoe 111 and stator cylinder 112.

Stator cylinder 112 is generally tubular, and the two ends of stator cylinder 112 are equipped with opening, and rotor assembly 120 is arranged in In stator cylinder 112 and pass the opening at stator cylinder 112 two ends, magnetic shoe 111 is positioned at rotor assembly 120 and stator cylinder 112 Between, magnetic shoe 111 is two panels, and magnetic shoe 111 is arc, and magnetic shoe 111 symmetry of two panels arc is connected to the interior of stator cylinder 112 Wall, the space passed for rotor assembly 120 that two panels magnetic shoe 111 surrounds.

First cover 150 and the second cover 160 are used for supporting and connecting stator assembly 110 and rotor assembly 120, first Lid 150 and the second cover 160 are connected to the two ends of stator cylinder 112, and the first cover 150 is provided with clutch shaft bearing 151, the second cover 160 is provided with the second bearing 161, and the two ends of rotor assembly 120 are each passed through the two ends of stator cylinder 112 and open Mouthful, and be connected with clutch shaft bearing 151 and the second bearing 161, thus realize rotor assembly 120 relative to the first cover 150, stator Cylinder 112 and the second cover 160 rotate.

First cover 150 and the second cover 160 are connected by connector 153, and this connector 153 is shaft-like, connector 153 The second cover 160 it is connected to through the gap two panels magnetic shoe 111.Specifically, the first cover 150 is provided with for connector 153 the first through holes 152 passed, the second cover 160 is provided with the second through hole 162 passed for connector 153, connector 153 Sequentially pass through the gap between the first through hole 152, two panels magnetic shoe 111 and the second through hole 162, and be fixed on the second cover 160.

First cover 150 and the second cover 160 is fixing connects, and stator cylinder 112 is fixed on the first cover 150 and the Between two covers 160, good fixing effect.Magnetic shoe 111 can make steer motor 100 simple in construction, easy to maintenance, lightweight, volume Little, use reliable, copper consumption is few, copper loss is low, energy consumption is little.Two panels magnetic shoe 111 interval is arranged simultaneously, the most a piece of magnetic shoe 111 The two ends of two ends and another sheet magnetic shoe 111 are symmetrical and interval is arranged, it is simple to connector 153 is from the gap of two panels magnetic shoe 111 end In pass, meanwhile, in the present embodiment, the number of pole-pairs of steer motor 100 is 1 right, compared to magnetic shoe and the pole, magnetic field of tubular single piece type For the motor that logarithm is many, cost is lower, processing technology is simpler.

Brush assembly of electric 170 is for powering to rotor assembly 120, by changing the sense of current of brush assembly of electric 170 input, from And change the rotation direction of rotor assembly 120.Brush assembly of electric 170 is connected with the first cover 150, and brush 173 includes cooperating Brushgear housing 171 and brush flap 172.Brushgear housing 171 includes positive electrical brush holder 171a and negative electricity brush holder 171b, by just Pole brushgear housing 171a and negative electricity brush holder 171b energising, so that rotor assembly 120 rotates, output kinetic energy.

Interconnective brush 173, wire 174 and spring 175, wire 174 and rotor assembly it is provided with in brushgear housing 171 120 electrical connections, thus rotor assembly 120 is powered, make rotor assembly 120 relative to the first cover 150, stator cylinder 112 and Second cover 160 rotates.The connected mode of brush 173, wire 174 and spring 175 can be found in prior art, the most superfluous State.

In the present embodiment, brushgear housing 171 and brush flap 172 removably connect, to change prior art center brush seat 171 Connected mode non-removable with brush flap 172.Utilization removably connects, it is achieved the brush 173 in brushgear housing 171 removable Unload, replaceable.After brush 173 weares and teares, steer motor can be done directly to change the low cost mode of brush 173 The maintenance of 100, its maintenance is the most easily operated, it is not necessary to professional changes.

The mode removably connected has multiple, the most threaded, clamping, bonding etc..

In the present embodiment, preferably brushgear housing 171 and brush flap 172 uses threaded, brushgear housing 171 be provided with for Accommodating the receiving chamber 176 of brush flap 172, brushgear housing 171 is provided with female thread, brush corresponding to accommodating on the inwall in chamber 176 It is provided with the external screw thread with screw-internal thread fit, brush flap 172 and brushgear housing 171 on the outer wall of flap 172 and passes through threaded engagement Connect, it is simple to dismounting.

Referring to Fig. 2 and Fig. 5, reduction assemblies 130 exports after being slowed down by rotating speed higher for rotor assembly 120, makes electricity Facility have higher moment of torsion.Reduction assemblies 130 includes power shaft 131, jackshaft 132 and output shaft 135, power shaft 131 and defeated Shaft 135 is in transmission connection by jackshaft 132.

The outfan of rotor assembly 120 is provided with drivewheel 121, and power shaft 131 is provided with the first gear 131a and second Gear 131b；Jackshaft 132 includes the first jackshaft 133 and the second jackshaft 134, and the first jackshaft 133 is provided with the 4th tooth Wheel 133a and the 5th gear 133b, the second jackshaft 134 is provided with the 6th gear 134a and the 7th gear 134b；Output shaft 135 It is provided with the 3rd gear 135a.Drivewheel 121 engages with the first gear 131a, and the second gear 131b and the 4th gear 133a nibbles Close, the 5th gear 133b and the 6th gear 134a engagement, the 7th gear 134b and the engagement of the second output gear.

It is low speed that the two-forty exported by rotor assembly 120 of being slowed down by level Four is slowed down, thus improves steer motor 100 Moment of torsion.

Owing to the speed of rotor assembly 120 is higher, when it engages with the first gear 131a of power shaft 131, making an uproar of generation Sound is relatively big, in the present embodiment, drivewheel 121 and the first gear 131a is designed as helical gear, and other design of gears are straight-tooth Wheel, helical gear has bigger bearing capacity, and drivewheel 121 and the first gear 131a engagement simultaneously is steady, it is little to impact, can be greatly Reduce drivewheel 121 and the noise produced during the first gear 131a transmission.

Reduction gearing of the prior art uses high-frequency quenching after gear hobbing, and its quenching front gear precision is high, and quench backgear Precise decreasing is serious.All of gear in the present embodiment all uses gear hobbing after modifier treatment, increases the same of Gear Processing precision Time reduce its cost.

Speed change housing 140 is used for accommodating reduction assemblies 130, and speed change housing 140 includes interior case 141, outer container 142 and cover plate 143。

Interior case 141 and outer container 142 substantially cuboid cavity structure, outer container 142 is sheathed on the outside of interior case 141, interior case 141 are connected with cover plate 143 near one end of the second cover 160, and cover plate 143 is connected with outer container 142 away from one end of interior case 141, Reduction assemblies 130 is arranged in interior case 141, and power shaft 131, output shaft the 135, first jackshaft 133 and the second jackshaft 134 are equal It is connected on cover plate 143.Cover plate 143 is used for connecting and support power shaft 131, output shaft the 135, first jackshaft 133 and second Jackshaft 134, makes power shaft 131, output shaft the 135, first jackshaft 133 and the second jackshaft 134 can be relative to first Lid 150, cover plate 143 and the second cover 160 rotate.

The part being connected with output shaft 135 at interior case 141 is provided with oil sealing 144, and arranging of oil sealing 144 can effectively be avoided Allow oil seepage, play the effect of protection output shaft 135, arrange near the part of the second cover 160 at output shaft 135 simultaneously Having keyway 136, output shaft 135 and external device are by bonded, to realize the output of power.

When dispatching from the factory assembling, in the keyway 136 of output shaft 135, it is provided with flat key 137, simultaneously in flat key 137 and output The keyway 136 of axle 135 is outside equipped with protection set 138, to protect output shaft 135, it is to avoid output shaft 135 damages, is using this turn When motor 100, this protection set 138 is taken off.

Incorporated by reference to refering to Fig. 2, Fig. 3 and Fig. 5, the operation principle of steer motor 100 is: be energized to brush assembly of electric 170, drives Rotor assembly 120 rotates relative to stator module 110, the design of two panels magnetic shoe 111 in stator module 110, can be effectively improved and turn To the rotating speed of the rotor assembly 120 of motor 100, magnetic shoe 111 is divided into two panels, the number of pole-pairs of steer motor 100 to be 1 right simultaneously, becomes This is lower, and rotor assembly 120 is connected with reduction assemblies 130 by drivewheel 121, it is achieved subtracted by the high rotating speed of rotor assembly 120 Exporting after speed, to improve the moment of torsion of steer motor 100, reduction assemblies 130 is slowed down by level Four, significantly reduces output shaft The rotating speed of 135 outputs, improves the moment of torsion of steer motor 100, by drivewheel 121 and the first gear 131a is designed as helical teeth Wheel, can be effectively reduced noise during steer motor 100 transmission.Power shaft 131 in reduction assemblies 130, jackshaft 132, defeated The equal Parallel Design of shaft 135, is conducive to reducing the volume of speed change housing 140, and then the volume of reduction steer motor 100, cost Lower.

In sum, this utility model utilizes reduction assemblies 130 to slow down rotor assembly 120, thus increases motor Moment of torsion, even if rotor assembly 120 has higher rotating speed, it is also possible to realize the output of slow-speed of revolution high torque, the present embodiment subtracts Power shaft 131 and the output shaft 135 of speed assembly 130 be arranged in parallel, and shared volume is little, are passed by gear engagement simultaneously Dynamic, owing to the rotating speed of rotor assembly 120 is high, by drivewheel 121 and the first gear 131a being designed as helical gear, can be effective Reduce noise, in the case of ensureing that rotor assembly 120 is high-revolving, reduce the volume of steer motor 100, reduce cost.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (10)

1. a steer motor, it is characterised in that include stator module, rotor assembly and reduction assemblies, described stator module set Being located at the outside of described rotor assembly, the outfan of described rotor assembly is provided with drivewheel, and described reduction assemblies includes parallel The power shaft arranged and output shaft, described power shaft is provided with the first gear and the second gear, and described output shaft is provided with the 3rd Gear, described drivewheel engages with described first gear, and described second gear engages with described 3rd gear, described second gear The number of teeth less than the number of teeth of described 3rd gear, described drivewheel and described first gear are respectively helical gear.

Steer motor the most according to claim 1, it is characterised in that described reduction assemblies also includes many jackshafts, many Jackshaft described in root may be contained between described power shaft and described output shaft, and described power shaft and described output shaft are by described Jackshaft transmission.

Steer motor the most according to claim 2, it is characterised in that described jackshaft includes in the first jackshaft and second Countershaft, described first jackshaft is provided with the 4th gear and the 5th gear, and described second jackshaft is provided with the 6th gear and Seven gears, described 4th gear and the engagement of the second gear, described 5th gear engages with described 6th gear, described 7th gear Engage with described 3rd gear.

Steer motor the most according to claim 1, it is characterised in that described stator module includes magnetic shoe and stator cylinder, Described rotor assembly is arranged in described stator tube body, described magnetic shoe between described rotor assembly and described stator cylinder, And fixing with the inwall of described stator cylinder be connected.

Steer motor the most according to claim 4, it is characterised in that described magnetic shoe be two panels and be connected to described fixed The inwall of auxiliary cylinder body, the two ends of magnetic shoe described in the two ends of any a piece of described magnetic shoe and another sheet are relative and interval is arranged.

Steer motor the most according to claim 5, it is characterised in that described steer motor also includes the first cover and second Cover, described first cover and described second cover are arranged at the two ends of described stator module and consolidate with described stator module respectively Fixed connection, is provided with clutch shaft bearing, is provided with the second bearing, described rotor assembly in described second cover in described first cover Two ends respectively with described clutch shaft bearing and described second bearing fit.

Steer motor the most according to claim 6, it is characterised in that described first cover is provided with connector, described company Fitting is connected to described second cover through gap magnetic shoe described in two panels.

Steer motor the most according to claim 6, it is characterised in that described steer motor also includes speed change housing, described Speed change housing includes interior case, outer container and the cover plate being made up of steel plate, and described speed change housing is fixing with described second cover to be connected, institute Stating outer container to be sheathed on outside described interior case, described interior case is connected with described cover plate near one end of described second cover, described cover plate One end away from described interior case is connected with described outer container, and described reduction assemblies is arranged in described interior case, described power shaft and institute State output shaft to be all connected on described cover plate.

Steer motor the most according to claim 6, it is characterised in that described first cover is provided with brush assembly of electric, described Brush assembly of electric includes brushgear housing and brush flap, is provided with interconnective brush, wire and spring in described brushgear housing, described Wire electrically connects with described rotor assembly, and described brushgear housing and described brush flap removably connect.

Steer motor the most according to claim 9, it is characterised in that described brushgear housing and described brush flap screw thread are even Connect or clamping.