CN203537161U - Coaxial motor with one-stage speed-changing function - Google Patents
Coaxial motor with one-stage speed-changing function Download PDFInfo
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- CN203537161U CN203537161U CN201320585115.2U CN201320585115U CN203537161U CN 203537161 U CN203537161 U CN 203537161U CN 201320585115 U CN201320585115 U CN 201320585115U CN 203537161 U CN203537161 U CN 203537161U
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Abstract
The utility model discloses a coaxial motor with a one-stage speed-changing function. The coaxial motor comprises a motor sub-assembly, a transmission mechanism and a speed changing mechanism, wherein the motor sub-assembly comprises a motor casing, a motor rear end cover, a motor front end cover and a rotor shaft. The motor rear end cover and the motor front end cover are respectively installed at two ends of the motor casing, and the rotor shaft is movably installed on the motor rear end cover and the motor front end cover and is of a hollow structure. The transmission mechanism comprises an input gear fixedly installed at the front end of the rotor shaft and a first intermediate shaft gear movably installed on the motor front end cover. The speed changing mechanism comprises a first speed changing gear, wherein the first speed changing gear is movably installed at the end position of the front end of the rotor shaft. The input gear is in transmission connection with the first speed changing gear through the first intermediate shaft gear. The coaxial motor is good in power balancing performance and compact in structure, facilitates chassis arrangement of a finished automobile, enables a space occupied by a chassis to be small and is suitable for vehicles.
Description
Technical field
The utility model relates to a kind of motor for vehicle, particularly relates to a kind of coaxial motor with one-level speed change.
Background technology
Along with social fast development, people are more and more to the functional requirement of motor vehicle, and usage space requires more next large, and performance requirement is also more and more higher.At present, the drive form of general motor vehicle is mainly divided into two kinds:
Be to drive a transmission case by motor, then connected and driven the raise operation of walking by power transmission shaft by transmission case, this drive form exists chassis to take up room greatly, is unfavorable for the problem of power cell of vehicle layout; Meanwhile, relatively also reduce the duty ratio of electrokinetic cell, thereby motor vehicle course continuation mileage is shortened, directly caused economy decline and the environment for use of motor vehicle limited;
Another kind is by motor direct connection transmission case, then connect to drive the raise operation of walking by transmission case, because this drive form is all arranged on motor and transmission case on Driving axle housing, so its structural attachment points is many, the complexity that suspends is installed, and process costs is high; And, because vehicle makes to pitch travelling, thus motor and transmission case can swing up and down around drive axle, thereby cause the balance of car load poor.
Because above-mentioned two kinds of drive forms all have problems, thus need badly exploitation a kind of can two ends the driving assembly of coaxial output, and the primary difficulty of developing this driving assembly that can the coaxial output in two ends is to develop a kind of coaxial motor with speed changing function.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiency of above-mentioned background technology, and a kind of coaxial motor with one-level speed change simple in structure is provided.
In order to realize above object, a kind of coaxial motor with one-level speed change that the utility model provides, comprise motor sub-unit, transmission mechanism and gear, described motor sub-unit comprises electric machine casing, is arranged on back end cover for motor and the motor front end cover at described electric machine casing two ends and is movably arranged on the armature spindle on described back end cover for motor and motor front end cover respectively, and described armature spindle is hollow structure; Described transmission mechanism comprises and is fixedly mounted on the input gear of described armature spindle front end and is movably arranged on the first countershaft-gear on described motor front end cover; Described gear comprises first stud gear, and described first stud gear is movably arranged on the end of described armature spindle front end; Described input gear is in transmission connection by described the first countershaft-gear and described first stud gear.By being hollow structure by armature spindle, the power of described like this motor sub-unit can be exported from described rotor axial one end on the one hand, can also in described armature spindle, with power transmission shaft, to the other end, export on the other hand, and the power of two outputs is on same axis, power output is more steady; , transmission mechanism and gear are integrated on described motor front end cover meanwhile, more compact structure, thus reduced the volume of whole driving assembly.
In such scheme, described first stud gear is inside and outside duplex-gear structure, one end of described first stud gear is movably arranged on the end of described armature spindle front end, and described input gear is in transmission connection by the ring gear of described the first countershaft-gear and described first stud gear.
In such scheme, one end of described first stud gear is arranged on the end of described armature spindle front end by coaxial positioning bearing.
In such scheme, one side of described coaxial positioning bearing and the end face of described input gear offset, the another side of described coaxial positioning bearing is provided with spacer and back-up ring, and described back-up ring location and installation is in the axis hole of described first stud gear, and described spacer is arranged on a side of described back-up ring.
In such scheme, described the first countershaft-gear is at least one.
In such scheme, described the first countershaft-gear is duplex-gear structure, and one end of described the first countershaft-gear and described input gear often mesh, and the other end of described the first countershaft-gear and described first stud gear often mesh.
In such scheme, on described back end cover for motor and motor front end cover inside and outside joint face separately, be respectively equipped with the seam that attaches together of built-in static seal assembly.
In such scheme, the junction of described armature spindle and described back end cover for motor and motor front end cover is respectively equipped with rotating seal component.
The utility model is by being hollow structure by armature spindle, the power of described like this motor sub-unit can be exported from described rotor axial one end on the one hand, can also in described armature spindle, with power transmission shaft, to the other end, export on the other hand, and the power of two outputs is on same axis, and power output is more steady; , transmission mechanism and gear are integrated on described motor front end cover meanwhile, more compact structure, thus reduced the volume of whole driving assembly.
The utility model is compared with the prior art, and fully shows that its superiority is: dynamic equilibrium is good, compact conformation, and it is little that the chassis of being convenient to car load is arranged and chassis takes up room etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is for driving the structural representation of assembly;
Fig. 3 is a kind of assembly structure schematic diagram of the present utility model;
Fig. 4 is another kind of assembly structure schematic diagram of the present utility model.
In figure: motor sub-unit 1, electric machine casing 1a, armature spindle 1b, back end cover for motor 1c, motor front end cover 1d, attach together seam 1e, rotating seal component 1f, torque-converters sub-unit 2, torque-converters housing 2a, gear 2b, first stud gear 2b1, the second countershaft-gear 2b2, second stud gear 2b3, coaxial positioning bearing 2b4, differential mechanism is with axle suspension bearing 2b5, spacer 2b6, back-up ring 2b7, torque-converters end cap 2c, differential mechanism sub-unit 3, transmission mechanism 4, input gear 4a, the first countershaft-gear 4b, coaxial transmission axle 5, drive sleeve 5a, outreach axle housing 6, outreach seam 6a, central siphon 7, outreach brake wheel hub sub-unit 8, semiaxis 8a, outreach transmission protecting crust 9, outreach brake wheel hub sub-unit 10, constant-velocity transmission shaft 10a, suspension according assembly 11.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but this embodiment should not be construed as restriction of the present utility model.
The present embodiment provides a kind of coaxial motor with one-level speed change, comprise motor sub-unit 1, transmission mechanism 4 and gear 2b, described motor sub-unit 1 comprises electric machine casing 1a, is arranged on back end cover for motor 1c and the motor front end cover 1d at described electric machine casing 1a two ends and is movably arranged on the armature spindle 1b on described back end cover for motor 1c and motor front end cover 1d respectively, and described armature spindle 1b is hollow structure; Described transmission mechanism 4 comprises and is fixedly mounted on the input gear 4a of described armature spindle 1b front end and is movably arranged on the first countershaft-gear 4b on described motor front end cover 1d; Described gear 2b comprises first stud gear 2b1, and described first stud gear 2b1 is movably arranged on the end of described armature spindle 1b front end; Described input gear 4a is in transmission connection by described the first countershaft-gear 4b and described first stud gear 2b1.By being hollow structure by armature spindle 1b, the power of described like this motor sub-unit 1 can be exported to one end from described armature spindle 1b on the one hand, can also in described armature spindle 1b, with power transmission shaft, to the other end, export on the other hand, and the power of two outputs is on same axis, and power output is more steady; Meanwhile, transmission mechanism 4 and gear 2b are integrated in to described motor front end cover 1d upper, more compact structure, thus reduced the volume of whole driving assembly.
Certainly, described gear 2b also can be two stage speed change structure, three-step gear shift structure etc.
Above-mentioned first stud gear 2b1 is inside and outside duplex-gear structure, one end of described first stud gear 2b1 is movably arranged on the end of described armature spindle 1b front end, and described input gear 4a is in transmission connection by the ring gear of described the first countershaft-gear 4b and described first stud gear 2b1.One end of described first stud gear 2b1 is arranged on the end of described armature spindle 1b front end by coaxial positioning bearing 2b4.
A side of above-mentioned coaxial positioning bearing 2b4 and the end face of described input gear 4a offset, the another side of described coaxial positioning bearing 2b4 is provided with spacer 2b6 and back-up ring 2b7, described back-up ring 2b7 location and installation is in the axis hole of described first stud gear 2b1, and described spacer 2b6 is arranged on a side of described back-up ring 2b7.
Above-mentioned the first countershaft-gear 4b is at least one.Described the first countershaft-gear 4b is duplex-gear structure, and one end of described the first countershaft-gear 4b and described input gear 4a often mesh, and the other end of described the first countershaft-gear 4b and described first stud gear 2b1 often mesh.
What on above-mentioned back end cover for motor 1c and motor front end cover 1d inside and outside joint face separately, be respectively equipped with built-in static seal assembly attaches together seam 1e.The junction of described armature spindle 1b and described back end cover for motor 1c and motor front end cover 1d is respectively equipped with rotating seal component 1f.
This coaxial motor need coordinate miscellaneous part (as differential mechanism sub-unit 3 etc.) form can the coaxial output in two ends driving assembly, this drives assembly concrete structure as follows:
Comprise motor sub-unit 1, torque-converters sub-unit 2 and differential mechanism sub-unit 3, described motor sub-unit 1 comprises electric machine casing 1a, is arranged on back end cover for motor 1c and the motor front end cover 1d at described electric machine casing 1a two ends and is movably arranged on the armature spindle 1b on described back end cover for motor 1c and motor front end cover 1d respectively, and described armature spindle 1b is hollow structure, described torque-converters sub-unit 2 comprises torque-converters housing 2a, be arranged on gear 2b and the torque-converters end cap 2c that is arranged on described torque-converters housing 2a front end in described torque-converters housing 2a, described torque-converters housing 2a rear end is arranged on described motor front end cover 1d, described differential mechanism sub-unit 3 is arranged in described torque-converters housing 2a, described armature spindle 1b front end is in transmission connection by transmission mechanism 4 and the input of described gear 2b, the output of described gear 2b is fixed on the housing of described differential mechanism sub-unit 3, the output B end of described differential mechanism sub-unit 3 is arranged on described torque-converters end cap 2c, output A end and the output B end of described differential mechanism sub-unit 3 are coaxially arranged with described armature spindle 1b.By armature spindle 1b, the power of motor sub-unit 1 is transferred on described differential mechanism sub-unit 3 after gear 2b variable-speed torque-converting, the power being transferred on described differential mechanism sub-unit 3 is directly exported from the output B end of described differential mechanism sub-unit 3 on the one hand, from the output A end of described differential mechanism sub-unit 3, export on the other hand, and the power transmission shaft rear end output from motor sub-unit 1 by power being connected with the output A end of described differential mechanism sub-unit 3 can be installed at the armature spindle 1b of described hollow structure, because the output A end of described differential mechanism sub-unit 3 is coaxially arranged with described armature spindle 1b, so the power of exporting from the output B end of described differential mechanism sub-unit 3 and the power of exporting from the rear end of motor sub-unit 1 are also coaxial, thereby realized, the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, balance is good, and because described gear 2b and differential mechanism sub-unit 3 are integrated in described torque-converters housing 2a, and it is upper to be arranged on described motor front end cover 1d, so compact conformation, chassis takes up room little.
Particularly, described transmission mechanism 4 comprises and is fixedly mounted on the input gear 4a of described armature spindle 1b front end and is movably arranged on the first countershaft-gear 4b on described motor front end cover 1d, described gear 2b comprises first stud gear 2b1, be movably arranged on the second countershaft-gear 2b2 and second stud gear 2b3 on described torque-converters housing 2a, particularly, described the second countershaft-gear 2b2 passes through cylindrical positioning pins location and installation on described torque-converters housing 2a, described first stud gear 2b1 is inside and outside duplex-gear structure, described second stud gear 2b3 is internal tooth disk-shaped structure, one end of described first stud gear 2b1 is movably arranged on the end of described armature spindle 1b front end, the other end of described first stud gear 2b1 is movably arranged on the output A end of described differential mechanism sub-unit 3, the dish side part of described second stud gear 2b3 is fixedly mounted on the housing of described differential mechanism sub-unit 3 by Luo Shuan, described differential mechanism sub-unit 3 is arranged in described torque-converters housing 2a by described second stud gear 2b3 and torque-converters end cap 2c, described input gear 4a is in transmission connection by the ring gear of described the first countershaft-gear 4b and described first stud gear 2b1, and the external toothing of described first stud gear 2b1 is in transmission connection by described the second countershaft-gear 2b2 and described second stud gear 2b3.Certainly, described gear 2b also can be one-level gear or three-stage speed change mechanism etc., and concrete variable-speed torque-converting progression can design according to actual needs.
More specifically, one end of described first stud gear 2b1 is arranged on the end of described armature spindle 1b front end by coaxial positioning bearing 2b4, the end face of described coaxial positioning bearing 2b4 and described input gear 4a offsets, and the other end of described first stud gear 2b1 is arranged on the output A end of described differential mechanism sub-unit 3 with axle suspension bearing 2b5 by differential mechanism.Like this, the axis hole of described first stud gear 2b1 has played the effect of the output A end of locating described differential mechanism sub-unit 3, has guaranteed the axiality of output A end with the described armature spindle 1b of described differential mechanism sub-unit 3.
Further, described coaxial positioning bearing 2b4 and differential mechanism are with being provided with spacer 2b6 and back-up ring 2b7 between axle suspension bearing 2b5, described back-up ring 2b7 location and installation is in the axis hole of described first stud gear 2b1, and described spacer 2b6 is arranged on a side of described back-up ring 2b7.Described spacer 2b6 and back-up ring 2b7 play location described coaxial positioning bearing 2b4 and differential mechanism with axle suspension bearing 2b5.Certainly, also can adopt the detent mechanism of other structures.
Certainly, described the first countershaft-gear 4b is at least one, and described the second countershaft-gear 2b2 is at least one.The factor designs such as stationarity that the quantity of described the first countershaft-gear 4b and the second countershaft-gear 2b2 can be transmitted according to the moment size of transmission, speed height and power.
Further, described the first countershaft-gear 4b is duplex-gear structure, and one end of described the first countershaft-gear 4b and described input gear 4a often mesh, and the ring gear of the other end of described the first countershaft-gear 4b and described first stud gear 2b1 often meshes.By adopting the first countershaft-gear 4b of duplex-gear structure to improve speed reducing ratio, thereby improve bending moment speed changing effect.Certainly, described the first countershaft-gear 4b also can be monodentate structure, and accordingly, described the second countershaft-gear 2b also can be duplex-gear structure.
Again further, in described armature spindle 1b, be provided with coaxially arranged coaxial transmission axle 5, described coaxial transmission axle 5 one end are inserted in the output A end of described differential mechanism sub-unit 3 by spline, and described coaxial transmission axle 5 other ends are movably arranged on described back end cover for motor 1c and go up and stretch out.By adding coaxially arranged coaxial transmission axle 5 in the armature spindle 1b at described hollow structure, realized the rear end output from described motor sub-unit 1 by the power of the output A end of described differential mechanism sub-unit 3, thereby the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, and balance is good and without adding in addition power transmission shaft, the power of the output A end of described differential mechanism sub-unit 3 is drawn.For the impact on described coaxial transmission axle 5 high speed rotations of the electromagnetic field that reduces described motor sub-unit 1, can adopt the saturating property of magnetic material to manufacture described coaxial transmission axle 5.
Particularly, the elongated end of described coaxial transmission axle 5 is equipped with drive sleeve 5a by spline housing, and described drive sleeve 5a is movably arranged on described back end cover for motor 1c.Like this, power directly can outwards transmit by described drive sleeve 5a, without adding extra power take-off mechanism.
What finally, on described back end cover for motor 1c, motor front end cover 1d and torque-converters end cap 2c inside and outside joint face separately, be respectively equipped with built-in static seal assembly attaches together seam 1e.Certainly, also can adopt other hermetically-sealed constructions.The junction of described armature spindle 1b and described back end cover for motor 1c and motor front end cover 1d is respectively equipped with rotating seal component 1f.Certainly, also can adopt other black boies.
Above-mentioned driving assembly is transferred on described differential mechanism sub-unit 3 by armature spindle 1b by the power of motor sub-unit 1 after gear 2b variable-speed torque-converting, the power being transferred on described differential mechanism sub-unit 3 is exported from the output B end of described differential mechanism sub-unit 3 on the one hand, from the output A end of described differential mechanism sub-unit 3, export on the other hand, and the power transmission shaft rear end output from motor by power being connected with the output A end of described differential mechanism sub-unit 3 can be installed at the armature spindle 1b of described hollow structure, because the output A end of described differential mechanism sub-unit 3 is coaxially arranged with described armature spindle 1b, so the power of exporting from the output B end of described differential mechanism sub-unit 3 and the power of exporting from the rear end of motor are also coaxial, thereby realized, the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, balance is good, meanwhile, because described gear 2b and differential mechanism sub-unit 3 are integrated in described torque-converters housing 2a, and it is upper to be arranged on described motor front end cover 1d, so compact conformation, chassis takes up room little, and the axis hole of described first stud gear 2b1 has played the effect of the output A end of locating described differential mechanism sub-unit 3, guaranteed the axiality of output A end with the described armature spindle 1b of described differential mechanism sub-unit 3, meanwhile, the quantity of described the first countershaft-gear 4b and the second countershaft-gear 2b2 is respectively three and be along the circumferential direction evenly arranged, and transmission of power is more steady like this, finally, by adding coaxially arranged coaxial transmission axle 5 in the armature spindle 1b at described hollow structure, realized the rear end output from described motor sub-unit 1 by the power of the output A end of described differential mechanism sub-unit 3, thereby the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, and balance is good and without adding in addition power transmission shaft, the power of the output A end of described differential mechanism sub-unit 3 is drawn.
The course of work of above-mentioned driving assembly is as follows:
First, the power of described motor sub-unit 1 is delivered to described the first countershaft-gear 4b through input gear 4a from described armature spindle 1b; Then, power is delivered on described the second countershaft-gear 2b2 through described first stud gear 2b1 by described the first countershaft-gear 4b again; Then, power is delivered on described differential mechanism sub-unit 3 through described second stud gear 2b3 by described the second countershaft-gear 2b2 again; Finally, power from the directly output of output B end of described differential mechanism sub-unit 3, is exported through described coaxial transmission axle 5 from the output A end of described differential mechanism sub-unit 3 on the one hand on the other hand.
The central siphon that described driving assembly needs again to coordinate band to outreach brake wheel hub when reality is used forms drive axle with outreaching the combining structure of axle housing or outreach together with the combining structure of brake wheel hub and constant-velocity transmission shaft.The central siphon that described band outreaches brake wheel hub with outreach the combining structure of axle housing and outreach the concrete structure of combining structure of brake wheel hub and constant-velocity transmission shaft as follows:
The central siphon that above-mentioned band outreaches brake wheel hub comprises and outreaches axle housing 6 with the combining structure that outreaches axle housing, central siphon 7 and outreach brake wheel hub sub-unit 8 with semiaxis 8a, the diameter of described central siphon 7 matches with the connectivity port diameter that outreaches brake wheel hub sub-unit 8 with semiaxis 8a, described central siphon 7 one end with described in outreach brake wheel hub sub-unit 8 and be fixedly connected with, described central siphon 7 other ends with described in outreach axle housing 6 one end be fixedly connected with, described axle housing 6 other ends that outreach are provided with and outreach seam 6a for connection, describedly outreach that axle housing 6 other ends are arranged on described back end cover for motor 1c or/and on described torque-converters end cap 2c.
The above-mentioned axle housing 6 that outreaches is for horn-like structure, the little head end that outreaches axle housing 6 of described horn-like structure and 7 welding of described central siphon, the stub end that outreaches axle housing 6 of described horn-like structure with described back end cover for motor 1c or/and described torque-converters end cap 2c be connected, described in outreach the stub end that outreaches axle housing 6 that seam 6a is arranged in described horn-like structure.
During concrete assembling, the central siphon that first described band is outreached to brake wheel hub is inserted in described drive sleeve 5a with the semiaxis 8a that outreaches the combining structure of axle housing, and then by bolt, will outreach that axle housing 6 is arranged on described back end cover for motor 1c or/and described torque-converters end cap 2c upper.
The above-mentioned combining structure that outreaches brake wheel hub and constant-velocity transmission shaft comprises and outreaches transmission protecting crust 9 and outreach brake wheel hub sub-unit 10 with constant-velocity transmission shaft 10a, described in being sleeved on, the described dust cover that outreaches brake wheel hub sub-unit 10 places, connectivity port outreaches one end of transmission protecting crust 9, the described other end that outreaches transmission protecting crust 9 be provided with for connection outreach seam 6a, described in outreach transmission protecting crust 9 the other end be arranged on described back end cover for motor 1c or/and on described torque-converters end cap 2c.
The above-mentioned transmission protecting crust 9 that outreaches is for horn-like structure, the little head end that outreaches transmission protecting crust 9 of described horn-like structure is connected with the described brake wheel hub sub-unit 10 that outreaches, the stub end that outreaches transmission protecting crust 9 of described horn-like structure with described back end cover for motor 1c or/and described torque-converters end cap 2c be connected, described in outreach the stub end that outreaches transmission protecting crust 9 that seam 6a is arranged in described horn-like structure.
During concrete assembling, the central siphon that first described band is outreached to brake wheel hub is inserted in described drive sleeve 5a with the constant-velocity transmission shaft 10a that outreaches the combining structure of axle housing, and then by bolt, will outreach that axle housing 6 is arranged on described back end cover for motor 1c or/and described torque-converters end cap 2c upper.Certainly, described in, outreach brake wheel hub sub-unit 10 and also need suspension according assembly 11 location.
The utility model is by being hollow structure by armature spindle 1b, the power of described like this motor sub-unit 1 can be exported to one end from described armature spindle 1b on the one hand, can also in described armature spindle 1b, with power transmission shaft, to the other end, export on the other hand, and the power of two outputs is on same axis, and power output is more steady; Meanwhile, transmission mechanism 4 and gear 2b are integrated in to described motor front end cover 1d upper, more compact structure, thus reduced the volume of whole driving assembly.The utility model dynamic equilibrium is good, compact conformation, and chassis layout and the chassis of being convenient to car load take up room little.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. the coaxial motor with one-level speed change, comprise motor sub-unit (1), transmission mechanism (4) and gear (2b), described motor sub-unit (1) comprise electric machine casing (1a), the back end cover for motor (1c) that is arranged on respectively described electric machine casing (1a) two ends and motor front end cover (1d) and be movably arranged on described back end cover for motor (1c) and motor front end cover (1d) on armature spindle (1b), it is characterized in that: described armature spindle (1b) is hollow structure; Described transmission mechanism (4) comprises and is fixedly mounted on the input gear (4a) of described armature spindle (1b) front end and is movably arranged on the first countershaft-gear (4b) on described motor front end cover (1d); Described gear (2b) comprises first stud gear (2b1), and described first stud gear (2b1) is movably arranged on the end of described armature spindle (1b) front end; Described input gear (4a) is in transmission connection by described the first countershaft-gear (4b) and described first stud gear (2b1).
2. the coaxial motor with one-level speed change as claimed in claim 1, it is characterized in that: described first stud gear (2b1) is inside and outside duplex-gear structure, one end of described first stud gear (2b1) is movably arranged on the end of described armature spindle (1b) front end, and described input gear (4a) is in transmission connection by described the first countershaft-gear (4b) and the ring gear of described first stud gear (2b1).
3. the coaxial motor with one-level speed change as claimed in claim 2, is characterized in that: one end of described first stud gear (2b1) is arranged on the end of described armature spindle (1b) front end by coaxial positioning bearing (2b4).
4. the coaxial motor with one-level speed change as claimed in claim 3, it is characterized in that: the end face of a side of described coaxial positioning bearing (2b4) and described input gear (4a) offsets, the another side of described coaxial positioning bearing (2b4) is provided with spacer (2b6) and back-up ring (2b7), described back-up ring (2b7) location and installation is in the axis hole of described first stud gear (2b1), and described spacer (2b6) is arranged on a side of described back-up ring (2b7).
5. the coaxial motor with one-level speed change as claimed in claim 2, is characterized in that: described the first countershaft-gear (4b) is at least one.
6. the coaxial motor with one-level speed change as claimed in claim 2, it is characterized in that: described the first countershaft-gear (4b) is duplex-gear structure, one end of described the first countershaft-gear (4b) and described input gear (4a) often mesh, and the other end of described the first countershaft-gear (4b) and described first stud gear (2b1) often mesh.
7. the coaxial motor with one-level speed change as claimed in claim 1 or 2, is characterized in that: what on described back end cover for motor (1c) and motor front end cover (1d) inside and outside joint face separately, be respectively equipped with built-in static seal assembly attaches together seam (1e).
8. the coaxial motor with one-level speed change as claimed in claim 1 or 2, is characterized in that: described armature spindle (1b) is respectively equipped with rotating seal component (1f) with the junction of described back end cover for motor (1c) and motor front end cover (1d).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320585115.2U CN203537161U (en) | 2013-09-22 | 2013-09-22 | Coaxial motor with one-stage speed-changing function |
| PCT/CN2014/086817 WO2015039610A1 (en) | 2013-09-22 | 2014-09-18 | Coaxial motor having one gear shift |
| US15/076,693 US10557525B2 (en) | 2013-09-22 | 2016-03-22 | Coaxial output motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320585115.2U CN203537161U (en) | 2013-09-22 | 2013-09-22 | Coaxial motor with one-stage speed-changing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203537161U true CN203537161U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320585115.2U Expired - Fee Related CN203537161U (en) | 2013-09-22 | 2013-09-22 | Coaxial motor with one-stage speed-changing function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475152A (en) * | 2013-09-22 | 2013-12-25 | 襄阳群龙汽车部件股份有限公司 | Coaxial motor with one-stage speed-changing function |
| WO2015039611A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor variable torque differential assembly |
| WO2015039610A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor having one gear shift |
-
2013
- 2013-09-22 CN CN201320585115.2U patent/CN203537161U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475152A (en) * | 2013-09-22 | 2013-12-25 | 襄阳群龙汽车部件股份有限公司 | Coaxial motor with one-stage speed-changing function |
| WO2015039611A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor variable torque differential assembly |
| WO2015039610A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor having one gear shift |
| CN103475152B (en) * | 2013-09-22 | 2015-12-23 | 格源动力有限公司 | With the coaxial motor of one-level speed change |
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