CN204674762U - The mid-moment driving system that a kind of diaxon three grades slows down - Google Patents

The mid-moment driving system that a kind of diaxon three grades slows down Download PDF

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Publication number
CN204674762U
CN204674762U CN201520283697.8U CN201520283697U CN204674762U CN 204674762 U CN204674762 U CN 204674762U CN 201520283697 U CN201520283697 U CN 201520283697U CN 204674762 U CN204674762 U CN 204674762U
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Prior art keywords
gear
stage
elastic connector
diaxon
grades
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CN201520283697.8U
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Chinese (zh)
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黄岩
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VICTORY SINCERITY TECHNOLOGY Co Ltd
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VICTORY SINCERITY TECHNOLOGY Co Ltd
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Abstract

The utility model discloses the mid-moment driving system that a kind of diaxon three grades slows down, comprise stator, rotor, motor shaft, moment sensor and fluted disc, moment sensor comprises axis, elastic connector, axle sleeve and sensor, with first order transmission gear on motor shaft, motor shaft there is second stage transmission gear fixing with one heart by bearings, first anodontia flywheel and third stage input gear, axle sleeve has dual gear and third stage output gear respectively by bearings, dual gear is respectively with first, second stage transmission gear engagement, third stage output gear engages with third stage input gear, the output flange of the external side end of third stage output gear is joined together to form mouth by the second anodontia flywheel and above-mentioned fluted disc, the mouth of elastic connector is spun by little flange and the second anodontia flywheel, realize the synchronous of elastic connector and fluted disc, the utility model adopts diaxon three grades to slow down and designs, and reduction ratio is high, size is little, is convenient to assembling.

Description

The mid-moment driving system that a kind of diaxon three grades slows down
Technical field
The utility model belongs to Electrical Bicycle field, is specifically related to the mid-moment driving system that a kind of diaxon three grades slows down.
Background technology
Electrical Bicycle (motorized bicycle/electric bicycle), be commonly called as battery-driven car, storage battery car, a kind of vehicle of main energy sources that to be a kind of with storage battery be, its profile and Bicycles and Motorcycles are comparatively similar, general all with stretcher, chain, can employment masterpiece be auxiliary power.The mid-moment driving system of existing Electrical Bicycle mostly adopts double reduction, and reduction ratio is lower, bulk is larger.
Summary of the invention
The utility model object is: provide the mid-moment driving system that a kind of diaxon three grades slows down, and it adopts diaxon three grades to slow down and designs, and while reduction ratio is high, reduces bulk, reduces the accumulation of error, is convenient to the assembling of drop-gear box; The utility model have employed the anodontia flywheel solution motor direct-drive of two bicycles and foot-operated direct drive clutch problem in addition, and the design adding bearing compared with traditional employing unilateral bearing greatly reduces bulk and manufacturing cost.
The technical solution of the utility model is: the mid-moment driving system that a kind of diaxon three grades slows down, comprise the stator be arranged in electric machine casing, rotor, for driving the motor shaft of rotor turns, central-axis type moment sensor, fluted disc, and controller, described central-axis type moment sensor comprises axis, be sheathed on the elastic connector on axis, to be sheathed on elastic connector and can with axis and elastic connector axle sleeve in relative rotation, and sensor, with first order transmission gear on described motor shaft, motor shaft there is transmission component by bearings, this transmission component comprises second stage transmission gear fixing with one heart, first anodontia flywheel and third stage input gear, described axle sleeve has dual gear and third stage output gear respectively by bearings, the input gear of above-mentioned dual gear engages with first order transmission gear, the output gear of dual gear engages with second stage transmission gear, above-mentioned third stage output gear engages with third stage input gear, the external side end of third stage output gear is equipped with bearing, this bearing is connected with output flange, output flange is joined together to form mouth by the second anodontia flywheel and above-mentioned fluted disc, the mouth of described elastic connector is connected with a little flange, this little flange and the second anodontia flywheel spin, realize the synchronous of elastic connector and fluted disc.
First, second anodontia flywheel above-mentioned is all play one-way clutch effect, is namely one-way only operation (dragging), and oppositely then do not work (skidding).
The concrete structure of above-mentioned elastic connector is: described elastic connector is double helix elastic connector, it comprises resilient deformation section and is located at the left canned paragraph of resilient deformation section arranged on left and right sides and right canned paragraph, the tube wall of described resilient deformation section offers two with rotation direction and the plug helix staggered, described resilient deformation section tube wall is formed with two screw-shaped spring silks between two plug helixs.Wherein, described two spiral fluted pitch are identical, and two spiral flutedes are with the same circumferencial direction interval 180 degree layout of side end in resilient deformation section.
Entirety for the ease of central-axis type moment sensor is assembled, and the inner hole wall of described left canned paragraph is furnished with several draw-in grooves in circumferencial direction compartment of terrain; The right part of described right canned paragraph is offered in circumferencial direction compartment of terrain and is equipped with several open slots.
Further, described central-axis type moment sensor is removably mounted on electric machine casing by the jam nut of side; Described controller is removably mounted on electric machine casing by locking piece, so that the dismounting of central-axis type moment sensor and controller, replacing and maintenance.
Principle of work of the present utility model is:
The utility model adopts diaxon three grades to slow down and designs, when motor driven rotor rotates, the first order transmission gear of motor shaft drives dual gear to rotate, the output gear of dual gear drives second stage transmission gear to rotate, because the second stage transmission gear in transmission component, the first anodontia flywheel and third stage input gear are relatively-stationary, therefore third stage input gear rotates thereupon and drives third stage output gear to rotate, and third stage output gear is then rotated by output flange, the second anodontia flywheel band active toothed disk.
When motor is afterburning: the first anodontia flywheel is in running order and the second anodontia flywheel is in off working state, realizes directly driving of motor, axis non rotating.
When foot-operated axis: the first anodontia flywheel is in off working state and the second anodontia flywheel is in running order, the foot-operated power produced makes elastic connector torsional deflection in loaded situation, if: 1. do not power up, foot-operated only have third stage output gear to rotate, and motor and front two-stage gear (first order transmission gear and second stage transmission gear) all do not work; If: 2. power up, elastic connector torsional deflection, moment sensor will have signal to export, and manpower and electric power are synthesized and exports, now whole system work is in normal working.
The utility model has the advantages that:
1, the utility model adopts diaxon three grades to slow down design: while reduction ratio is high, reduce bulk, reduce the accumulation of error (accumulation of error between multiaxis width between centers), be convenient to the assembling (taking simple superposing type to assemble) of drop-gear box.General employing double reduction is than being about 1:22, and under the prerequisite of native system same size, reduction ratio is greater than 1:33, improve 50%, therefore system effectiveness promotes greatly, and output torque increases 50%, therefore start corresponding faster, trackability is better, and hill climbing ability is stronger.
2, the utility model have employed the anodontia flywheel solution motor direct-drive of two bicycles and foot-operated direct drive clutch problem, and the design adding bearing compared with traditional employing unilateral bearing greatly reduces bulk and manufacturing cost.
3, the utility model adopts modular design, axis torque sensor system and controller system can be pulled down separately, so that maintenance and replacing.
4, the utility model Teeth Number can be changed to adapt to different vehicle requirements according to carry out different with the converter speed ratio of rear speed change of wheel footpath.
5, elastic connector of the present utility model is double helix elastic connector, it has features such as bearing high pulling torque, short wheelbase, wide-angle distortion, double insurance, reliability is higher compared with normal spiral elastic connector, owing to have employed double-helical structure, in reasonable time using after process, due to the various defects of material, when the spring silk of wherein ruptures, also have another root spring silk to work, user need not worry that producing subversiveness damages.
6, the utility model double helix elastic connector has the automatic angle limit function of overload, because elastic connector is tubular structure, in use be equipped with an axle in it, during use, because stressed rear elastic connector distortion diameter reduces, an enclasping force is had by the outside face of axle, can not rotate again when holding tightly after both spring silks and axle outside face are fitted, thus ensure that spring silk no longer produces further distortion, protection elastic connector can not damage, the utility model is compared with traditional adaptor union, specifically angle limit mechanism need not can realize angle limit function, not only save the stop gear of overload, simplify design and processing simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the cross-sectional view of the utility model one angle; (not drawing elastic connector and axis)
Fig. 2 is the cross-sectional view of another angle of the utility model;
Fig. 3, Fig. 4, Fig. 5 are the perspective view of the utility model Elastic adaptor union;
Fig. 6 is the generalized section of the utility model Elastic adaptor union.
Wherein: 1 electric machine casing;
2 stators;
3 rotors;
4 motor shafts;
5 central-axis type moment sensors; 51 axis; 52 elastic connectors; 521 resilient deformation section; 522 left canned paragraphs; 523 right canned paragraphs; 524 plug helixs; 525 spring silks; 526 draw-in grooves; 527 open slots; 53 axle sleeves;
6 transmission components; 61 second stage transmission fluted discs; 62 first anodontia flywheels; 63 third stage input gears;
7 dual gears;
8 third stage output gears;
9 bearings;
10 output flanges;
11 second anodontia flywheels;
12 fluted discs;
13 jam nuts;
14 controllers.
Detailed description of the invention
Embodiment: as shown in Figures 1 to 6, the mid-moment driving system that a kind of diaxon three grades slows down, comprise the stator 2 be arranged in electric machine casing 1, rotor 3, the motor shaft 4 rotated for driving rotor 3, central-axis type moment sensor 5, fluted disc 12, and controller 14, described central-axis type moment sensor 5 comprises axis 51, be sheathed on the elastic connector 52 on axis 51, to be sheathed on elastic connector 52 and can with axis 51 and elastic connector 52 axle sleeve 53 in relative rotation, and sensor, with first order transmission gear on described motor shaft 4, motor shaft 4 there is transmission component 6 by bearings, this transmission component 6 comprises second stage transmission gear 61 fixing with one heart, first anodontia flywheel 62 and third stage input gear 63, described axle sleeve 53 has dual gear 7 and third stage output gear 8 respectively by bearings, the input gear of above-mentioned dual gear 7 engages with first order transmission gear, the output gear of dual gear 7 engages with second stage transmission gear 61, above-mentioned third stage output gear 8 engages with third stage input gear 63, the external side end of third stage output gear 8 is equipped with bearing 9, this bearing 9 is supported in electric machine casing 1 and is connected with output flange 10, output flange 10 is joined together to form mouth by the second anodontia flywheel 11 with above-mentioned fluted disc 12, the mouth of described elastic connector 52 is connected with a little flange 11, this little flange 11 and the second anodontia flywheel 11 spin, realize the synchronous of elastic connector 52 and fluted disc 6.
Described elastic connector 52 is double helix elastic connector, it left canned paragraph 522 and right canned paragraph 523 of comprising resilient deformation section 521 and being located at resilient deformation section 521 arranged on left and right sides, the tube wall of described resilient deformation section 521 offers two with rotation direction and the plug helix 524 staggered, described resilient deformation section 521 tube wall is formed with two screw-shaped spring silks 525 between two plug helixs 524.
The pitch of described two plug helixs 524 is identical, and the same side end of two plug helixs 524 is in 180 degree, the same circumferencial direction interval layout of resilient deformation section 521.
Entirety for the ease of central-axis type moment sensor is assembled, and the inner hole wall of described left canned paragraph 2 is furnished with several draw-in grooves 526 in circumferencial direction compartment of terrain, and the right part of described right canned paragraph 3 is offered in circumferencial direction compartment of terrain and is equipped with several open slots 527.
Double helix elastic connector of the present utility model has features such as bearing high pulling torque, short wheelbase, wide-angle distortion, double insurance, reliability is higher compared with normal spiral elastic connector, owing to have employed double-helical structure, in reasonable time using after process, due to the various defects of material, when the spring silk 525 of wherein ruptures, also have another root spring silk 525 to work, user need not worry that producing subversiveness damages.
The utility model has the automatic angle limit function of overload, because elastic connector is tubular structure, in use be equipped with an axle in it, during use, because stressed rear elastic connector distortion diameter reduces, an enclasping force is had by the outside face of axle, can not rotate again when holding tightly after both spring silks 525 are fitted with axle outside face, thus ensure that spring silk 525 no longer produces further distortion, protection elastic connector can not damage, the utility model is compared with traditional adaptor union, specifically angle limit mechanism need not can realize angle limit function, not only save the stop gear of overload, simplify design and processing simultaneously.
Described central-axis type moment sensor 5 is removably mounted on electric machine casing 1 by the jam nut 13 of side; Described controller 7 is removably mounted on electric machine casing 1 by locking piece, so that the dismounting of central-axis type moment sensor and controller, replacing and maintenance.
Principle of work of the present utility model is:
The utility model adopts diaxon three grades to slow down and designs, when motor driven rotor 3 rotates, the first order transmission gear of motor shaft 4 drives dual gear 7 to rotate, the output gear of dual gear 7 drives second stage transmission gear 61 to rotate, because the anodontia flywheel 62 of second stage transmission gear 61, first in transmission component 6 and third stage input gear 63 are relatively-stationary, therefore third stage input gear 63 rotates thereupon and drives third stage output gear 8 to rotate, and third stage output gear 8 is with active toothed disk 12 to rotate by the anodontia flywheel 11 of output flange 10, second.
When motor is afterburning: the first anodontia flywheel 62 is in running order and the second anodontia flywheel 11 is in off working state, realizes directly driving of motor, axis non rotating.
When foot-operated axis: the first anodontia flywheel 62 is in off working state and the second anodontia flywheel 11 is in running order, the foot-operated power produced makes elastic connector torsional deflection in loaded situation, if: 1. do not power up, foot-operated only have third stage output gear 8 to rotate, and motor and front two-stage gear (first order transmission gear and second stage transmission gear 61) all do not work; If: 2. power up, elastic connector 52 torsional deflection, moment sensor will have signal to export, and manpower and electric power are synthesized and exports, now whole system work is in normal working.
The utility model adopts diaxon three grades to slow down design: while reduction ratio is high, reduce bulk, reduce the accumulation of error (accumulation of error between multiaxis width between centers), be convenient to the assembling (taking simple superposing type to assemble) of drop-gear box.General employing double reduction is than being about 1:22, and under the prerequisite of native system same size, reduction ratio is greater than 1:33, improves 50%, and therefore system effectiveness promotes greatly, and output torque increases 50%, and therefore start corresponding faster, trackability is better, and hill climbing ability is stronger.
The anodontia flywheel that the utility model have employed two bicycles solves motor direct-drive and foot-operated direct drive clutch problem, and the design adding bearing compared with traditional employing unilateral bearing greatly reduces bulk and manufacturing cost.The utility model adopts modular design, axis torque sensor system and controller system can be pulled down separately, so that maintenance and replacing.The utility model Teeth Number can be changed to adapt to different vehicle requirements according to carry out different with the converter speed ratio of rear speed change of wheel footpath.
Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.

Claims (5)

1. a diaxon three grades of mid-moment driving systems of slowing down, comprise the stator (2) be arranged in electric machine casing (1), rotor (3), the motor shaft (4) rotated for driving rotor (3), central-axis type moment sensor (5), fluted disc (12), and controller (14), described central-axis type moment sensor (5) comprises axis (51), be sheathed on the elastic connector (52) on axis (51), be sheathed on elastic connector (52) upper and can with axis (51) and elastic connector (52) axle sleeve (53) in relative rotation, and sensor, it is characterized in that: with first order transmission gear on described motor shaft (4), motor shaft (4) there is transmission component (6) by bearings, this transmission component (6) comprises second stage transmission gear (61) fixing with one heart, first anodontia flywheel (62) and third stage input gear (63), described axle sleeve (53) has dual gear (7) and third stage output gear (8) respectively by bearings, the input gear of above-mentioned dual gear (7) engages with first order transmission gear, the output gear of dual gear (7) engages with second stage transmission gear (61), above-mentioned third stage output gear (8) is engaged with third stage input gear (63), the external side end of third stage output gear (8) is equipped with bearing (9), this bearing (9) is connected with output flange (10), output flange (10) is joined together to form mouth by the second anodontia flywheel (11) and above-mentioned fluted disc (12), the mouth of described elastic connector (52) is connected with a little flange (11), this little flange (11) and the second anodontia flywheel (11) spin, realize the synchronous of elastic connector (52) and fluted disc (6).
2. the mid-moment driving system of a kind of diaxon according to claim 1 three grades deceleration, it is characterized in that: described elastic connector (52) is double helix elastic connector, it comprises resilient deformation section (521) and is located at resilient deformation section (521) left, the left canned paragraph (522) of right both sides and right canned paragraph (523), the tube wall of described resilient deformation section (521) offers two with rotation direction and the plug helix staggered (524), described resilient deformation section (521) tube wall is formed with two screw-shaped spring silks (525) between two plug helixs (524).
3. the mid-moment driving system of a kind of diaxon according to claim 2 three grades deceleration, it is characterized in that: the pitch of described two plug helixs (524) is identical, and the same side end of two plug helixs (524) is in 180 degree, the same circumferencial direction interval layout of resilient deformation section (521).
4. the mid-moment driving system that a kind of diaxon three grades according to claim 1 or 2 or 3 slows down, is characterized in that: described central-axis type moment sensor (5) is removably mounted on electric machine casing (1) by the jam nut (13) of side.
5. the mid-moment driving system that a kind of diaxon three grades according to claim 1 or 2 or 3 slows down, is characterized in that: described controller (7) is removably mounted on electric machine casing (1) by locking piece.
CN201520283697.8U 2015-05-05 2015-05-05 The mid-moment driving system that a kind of diaxon three grades slows down Active CN204674762U (en)

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Application Number Priority Date Filing Date Title
CN201520283697.8U CN204674762U (en) 2015-05-05 2015-05-05 The mid-moment driving system that a kind of diaxon three grades slows down

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104802912A (en) * 2015-05-05 2015-07-29 苏州捷诚科技有限公司 Two-shaft three-stage deceleration middle torque transmission system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104802912A (en) * 2015-05-05 2015-07-29 苏州捷诚科技有限公司 Two-shaft three-stage deceleration middle torque transmission system

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