CN104760499A - Electric bicycle drive axle - Google Patents

Electric bicycle drive axle Download PDF

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Publication number
CN104760499A
CN104760499A CN201510106389.2A CN201510106389A CN104760499A CN 104760499 A CN104760499 A CN 104760499A CN 201510106389 A CN201510106389 A CN 201510106389A CN 104760499 A CN104760499 A CN 104760499A
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CN
China
Prior art keywords
gear
level
wheel shaft
drop
ring
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
Application number
CN201510106389.2A
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Chinese (zh)
Inventor
杨茂秀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN GOLDEN WHEEL BICYCLE (GROUP) Co Ltd
Original Assignee
TIANJIN GOLDEN WHEEL BICYCLE (GROUP) Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN GOLDEN WHEEL BICYCLE (GROUP) Co Ltd filed Critical TIANJIN GOLDEN WHEEL BICYCLE (GROUP) Co Ltd
Priority to CN201510106389.2A priority Critical patent/CN104760499A/en
Publication of CN104760499A publication Critical patent/CN104760499A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an electric bicycle drive axle. An assistance ring, a spring and a resistance ring are also mounted on a first-level gear shaft; the assistance ring, the spring and the resistance ring are connected from left to right in sequence; limit sheets are respectively mounted on the left side and the right side of each of the assistance ring and the resistance ring; and the assistance ring and the resistance ring are in key connection with the first-level gear shaft. The electric bicycle drive axle has the beneficial effects that resistance is provided during braking, so that the braking efficiency is improved; meanwhile, the mechanical energy of an electric bicycle is changed into elastic potential energy for storage, then the elastic potential energy is released again during acceleration so as to provide power for the electric bicycle; and not only is energy saved, but also braking and accelerating efficiencies are improved.

Description

Electric motor car driving bridge
Technical field
The present invention relates to electric automobiles, particularly a kind of electric motor car driving bridge.
Background technology
Electric motor car driving bridge all adopts the structure design installing drop-gear box between motor and gear wheel shaft now, and its Main Function increases torsion, increases acceleration/accel, save electricity in starting stage, acceleration phase, upward slope stage.But when driving, often there will be the situation first accelerating to slow down afterwards, especially in relatively stifled, front is when having a red light etc., causes the waste of the energy.
Summary of the invention
The object of the invention is, in order to solve the problem, to devise a kind of electric motor car driving bridge.Specific design scheme is:
A kind of electric motor car driving bridge, comprise motor, drop-gear box, described motor is connected by one-level gear wheel shaft with between drop-gear box, described one-level gear wheel shaft is run through described drop-gear box and is fixed by one-level bearing, the below of described one-level bearing is provided with secondary gear wheel shaft, described secondary gear wheel shaft to be in described drop-gear box and to be fixed on described drop-gear box by secondary bearing, on described one-level gear wheel shaft, cover has one-level driving gear, described one-level driving gear is connected with described one-level gear axle key, on described secondary gear wheel shaft, cover has one-level driven gear, secondary driving gear, described one-level driven gear, secondary driving gear is all connected with described secondary gear axle key, it is characterized in that, described one-level gear wheel shaft is also provided with power-assisted ring, spring, resistance ring, described power-assisted ring, spring, resistance ring from left to right connects successively, described power-assisted ring, the left and right sides of resistance ring is provided with banking stop, described power-assisted ring, resistance ring is connected with described one-level gear axle key.
The below of described drop-gear box is connected with rear-axle cover, driving axle housing is provided with between described rear-axle cover and described drop-gear box, the quantity of described driving axle housing is two, lay respectively at the left and right sides of described rear-axle cover, the upper end of described driving axle housing is connected with described drop-gear box by bolt, the lower end of described driving axle housing is connected with described rear-axle cover by bolt, is provided with planetary wheel in described rear-axle cover, and described planetary rear side is provided with secondary driven gear.
The connecting key of described one-level gear wheel shaft and power-assisted ring, resistance ring is sliding block joint key, described sliding block joint key and described one-level gear wheel shaft sliding block joint, described banking stop is fixed on described drop-gear box, described banking stop and drop-gear box are the integrative-structure of a cast molding, the connecting key of described banking stop and described power-assisted ring, resistance ring is sliding block joint key, described sliding block joint key with between one-level gear wheel shaft, described sliding block joint key is all connected by spring electromagnetic relay with between drop-gear box.
Described spring is torque spring.
Described one-level driving gear engages with one-level driven gear, and described secondary driving gear engages with described secondary driven gear, and described planetary wheel is connected with described secondary driven gear by bolt.
Run through in described driving axle housing and have jack shaft, described jack shaft is connected with described planetary wheel by axle side gear, and described axle side gear is fixed on the top, inner side of described drop-gear box.
By the electric motor car driving bridge that technique scheme of the present invention obtains, its beneficial effect is:
Thering is provided resistance when braking, improving braking efficiency, the mechanical energy of car being become elastic potential energy simultaneously and store, more again elastic potential energy is discharged when accelerating, for car provides power, not only save the energy, and the efficiency improving brake, accelerate.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric motor car driving bridge of the present invention;
In figure, 1, motor; 2, drop-gear box; 3, one-level gear wheel shaft; 4, one-level bearing; 5, secondary gear wheel shaft; 6, secondary bearing; 7, one-level driving gear; 8, one-level driven gear; 9, secondary driving gear; 10, rear-axle cover; 11, driving axle housing; 12, power-assisted ring; 13, spring; 14, resistance ring; 15, banking stop; 16, planetary wheel; 17, secondary driven gear; 18, axle side gear; 19, jack shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is specifically described.
Fig. 1 is the structural representation of electric motor car driving bridge of the present invention, as shown in Figure 1, a kind of electric motor car driving bridge, comprise motor 1, drop-gear box 2, described motor 1 is connected by one-level gear wheel shaft 3 with between drop-gear box 2, described one-level gear wheel shaft 3 is run through described drop-gear box 2 and is fixed by one-level bearing 4, the below of described one-level bearing 4 is provided with secondary gear wheel shaft 5, described secondary gear wheel shaft 5 to be in described drop-gear box 2 and to be fixed on described drop-gear box by secondary bearing 6, on described one-level gear wheel shaft 3, cover has one-level driving gear 7, described one-level driving gear 7 is connected with described one-level gear wheel shaft 3 key, on described secondary gear wheel shaft 5, cover has one-level driven gear 8, secondary driving gear 9, described one-level driven gear 8, secondary driving gear 9 is all connected with described secondary gear wheel shaft 5 key, described one-level gear wheel shaft 3 is also provided with power-assisted ring 12, spring 13, resistance ring 14, described power-assisted ring 12, spring 13, resistance ring 14 from left to right connects successively, described power-assisted ring 12, the left and right sides of resistance ring 14 is provided with banking stop 15, described power-assisted ring 12, resistance ring 14 is connected with described one-level gear wheel shaft 3 key.
The below of described drop-gear box 2 is connected with rear-axle cover 10, driving axle housing 11 is provided with between described rear-axle cover 10 and described drop-gear box 2, the quantity of described driving axle housing 11 is two, lay respectively at the left and right sides of described rear-axle cover 10, the upper end of described driving axle housing 11 is connected with described drop-gear box 2 by bolt, the lower end of described driving axle housing 11 is connected with described rear-axle cover 10 by bolt, be provided with planetary wheel 16 in described rear-axle cover 10, the rear side of described planetary wheel 16 is provided with secondary driven gear 17.
Described one-level gear wheel shaft 3 is sliding block joint key with the connecting key of power-assisted ring 12, resistance ring 14, described sliding block joint key and described one-level gear wheel shaft 3 sliding block joint, described banking stop 15 is fixed on described drop-gear box 2, described banking stop 15 and drop-gear box 2 are the integrative-structure of a cast molding, described banking stop 15 is sliding block joint key with the connecting key of described power-assisted ring 12, resistance ring 14, described sliding block joint key with between one-level gear wheel shaft 3, described sliding block joint key is all connected by spring electromagnetic relay with between drop-gear box 2.
Described spring 13 is torque spring.
Described one-level driving gear 7 engages with one-level driven gear 8, and described secondary driving gear 9 engages with described secondary driven gear 17, and described planetary wheel 16 is connected with described secondary driven gear 17 by bolt.
Run through in described driving axle housing 11 and have jack shaft 19, described jack shaft 19 is connected with described planetary wheel 16 by axle side gear 18, and described axle side gear 18 is fixed on the top, inner side of described drop-gear box 2.
During installation, spring electromagnetic relay on resistance ring 14 side banking stop 15 is connected with the brake pedal of battery-driven car, the spring electromagnetic relay of resistance ring 14 with one-level gear wheel shaft 3 junction is connected with Das Gaspedal, spring electromagnetic relay on power-assisted ring 12 side banking stop 15 is connected with the Das Gaspedal of battery-driven car, the spring electromagnetic relay of power-assisted ring 12 with one-level gear wheel shaft 3 junction is connected with Das Gaspedal, more all spring electromagnetic relays are connected with the tachogen on car, power supply respectively.
At the uniform velocity row is held in process, throttle is stepped on, brake pedal lifts, Das Gaspedal is stepped on, and tachogen is shown as at the uniform velocity, and the spring electromagnetic relay on described banking stop 15 disconnects, described power-assisted ring 12, resistance ring 14 are connected with banking stop 15 key, be positioned at the spring electromagnetic relay energising on one-level gear wheel shaft 3, described power-assisted ring 12, resistance ring 14 are not connected with described one-level gear wheel shaft, are in light condition.
When car is static, Das Gaspedal is lifted, brake pedal lifts, tachogen is shown as at the uniform velocity, spring electromagnetic relay on described banking stop 15 disconnects, and described power-assisted ring 12, resistance ring 14 are connected with banking stop 15 key, is positioned at the spring electromagnetic relay energising on one-level gear wheel shaft 3, described power-assisted ring 12, resistance ring 14 are not connected with described one-level gear wheel shaft, are in light condition.
When car is by during at the uniform velocity to deceleration, Das Gaspedal is lifted, brake pedal is stepped on, tachogen is shown as reduction of speed, the spring electromagnetic relay energising be positioned on the banking stop 15 of resistance ring 14 side disconnects, and be positioned at the spring electromagnetic relay power-off of described resistance ring 14 and one-level gear wheel shaft 3 junction, described resistance ring 14 is connected with one-level gear wheel shaft 3 key, and power-assisted ring 12 is still in light condition, now power-assisted ring 12 is in relative static conditions by banking stop 15 and drop-gear box 2, and be in relative static conditions between resistance ring 14 and the one-level gear wheel shaft 3 rotated, with the form generation relative motion of rotating between described power-assisted ring 12 and resistance ring 14, described spring 13 is compressed, save bit by bit energy, spring 13 overcomes the mechanical energy of described one-level gear wheel shaft 3 rotation to save bit by bit elastic potential energy simultaneously, increase the descending speed of described one-level gear wheel shaft 3 rotating speed.
When battery-driven car gives it the gun, Das Gaspedal is stepped on, brake pedal lifts, tachogen is shown as acceleration mode, and described resistance ring 14 is in light condition, and described power-assisted ring 12 is connected with described one-level gear wheel shaft 3 key, the elastic potential energy that spring 13 is saved bit by bit is discharged, drive power-assisted ring 12 to rotate, and pass through power-assisted ring 12 by the mechanical energy transmission after conversion to one-level gear wheel shaft 3, increase acceleration efficiency.
During installation, need by wire or data line, spring electromagnetic relay to be connected with the control system on car, and be that the control of spring electromagnetic relay is programmed, or to take on described spring 13 setting pressure sensor to monitor the method for elastic potential energy, guarantee after elastic potential energy is used up, described power-assisted ring 12 departs from described one-level gear wheel shaft 3, to avoid danger.
Technique scheme only embodies the optimal technical scheme of technical solution of the present invention, and those skilled in the art all embody principle of the present invention to some variations that wherein some part may be made, and belong within protection scope of the present invention.

Claims (6)

1. an electric motor car driving bridge, comprise motor (1), drop-gear box (2), be connected by one-level gear wheel shaft (3) between described motor (1) with drop-gear box (2), described one-level gear wheel shaft (3) is run through described drop-gear box (2) and is fixed by one-level bearing (4), the below of described one-level bearing (4) is provided with secondary gear wheel shaft (5), described secondary gear wheel shaft (5) is in described drop-gear box (2) is also fixed on described drop-gear box (2) by secondary bearing (6), the upper cover of described one-level gear wheel shaft (3) has one-level driving gear (7), described one-level driving gear (7) is connected with described one-level gear wheel shaft (3) key, the upper cover of described secondary gear wheel shaft (5) has one-level driven gear (8), secondary driving gear (9), described one-level driven gear (8), secondary driving gear (9) is all connected with described secondary gear wheel shaft (5) key, it is characterized in that, described one-level gear wheel shaft (3) is also provided with power-assisted ring (12), spring (13), resistance ring (14), described power-assisted ring (12), spring (13), resistance ring (14) from left to right connects successively, described power-assisted ring (12), the left and right sides of resistance ring (14) is provided with banking stop (15), described power-assisted ring (12), resistance ring (14) is connected with described one-level gear wheel shaft (3) key.
2. according to the electric motor car driving bridge described in claim 1, it is characterized in that, the below of described drop-gear box (2) is connected with rear-axle cover (10), driving axle housing (11) is provided with between described rear-axle cover (10) and described drop-gear box (2), the quantity of described driving axle housing (11) is two, lay respectively at the left and right sides of described rear-axle cover (10), the upper end of described driving axle housing (11) is connected with described drop-gear box (2) by bolt, the lower end of described driving axle housing (11) is connected with described rear-axle cover (10) by bolt, planetary wheel (16) is provided with in described rear-axle cover (10), the rear side of described planetary wheel (16) is provided with secondary driven gear (17).
3. according to the electric motor car driving bridge described in claim 1, it is characterized in that, described one-level gear wheel shaft (3) and power-assisted ring (12), the connecting key of resistance ring (14) is sliding block joint key, described sliding block joint key and described one-level gear wheel shaft (3) sliding block joint, described banking stop (15) is fixed on described drop-gear box (2), described banking stop (15) and drop-gear box (2) are the integrative-structure of a cast molding, described banking stop (15) and described power-assisted ring (12), the connecting key of resistance ring (14) is sliding block joint key, between described sliding block joint key and one-level gear wheel shaft (3), all be connected by spring electromagnetic relay between described sliding block joint key with drop-gear box (2).
4. according to the electric motor car driving bridge described in claim 1, it is characterized in that, described spring (13) is torque spring.
5. according to the electric motor car driving bridge described in claim 2, it is characterized in that, described one-level driving gear (7) is engaged with one-level driven gear (8), described secondary driving gear (9) is engaged with described secondary driven gear (17), and described planetary wheel (16) is connected with described secondary driven gear (17) by bolt.
6. according to the electric motor car driving bridge described in claim 2, it is characterized in that, run through in described driving axle housing (11) and have jack shaft (19), described jack shaft (19) is connected with described planetary wheel (16) by axle side gear (18), and described axle side gear (18) is fixed on the top, inner side of described drop-gear box (2).
CN201510106389.2A 2015-03-11 2015-03-11 Electric bicycle drive axle Pending CN104760499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510106389.2A CN104760499A (en) 2015-03-11 2015-03-11 Electric bicycle drive axle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510106389.2A CN104760499A (en) 2015-03-11 2015-03-11 Electric bicycle drive axle

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522140A (en) * 2017-07-06 2017-12-29 牛力机械制造有限公司 A kind of pivot counterweight motor-driven fork truck bridge case integrative-structure of battery four
CN109229079A (en) * 2018-09-12 2019-01-18 佛山市格美清洁设备有限公司 A kind of electric motor car driving bridge of band brake parking

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2723252Y (en) * 2004-06-18 2005-09-07 邝建华 Mechanical energy storage booster device and its matching motor vehicle
US20050268745A1 (en) * 2004-06-08 2005-12-08 Chao-Chang Ho Gearbox in all terrain vehicle power unit
CN200971047Y (en) * 2006-04-17 2007-11-07 吴江华 Drive rear, axle of electric vehicle
CN101492006A (en) * 2009-03-05 2009-07-29 周书堂 Whole electric motor car driving bridge
CN102384236A (en) * 2011-10-27 2012-03-21 赵广胜 Energy storage transmission shaft
CN202955195U (en) * 2012-07-30 2013-05-29 陈忠贤 Energy storage gearbox structure of electric automobile

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050268745A1 (en) * 2004-06-08 2005-12-08 Chao-Chang Ho Gearbox in all terrain vehicle power unit
CN2723252Y (en) * 2004-06-18 2005-09-07 邝建华 Mechanical energy storage booster device and its matching motor vehicle
CN200971047Y (en) * 2006-04-17 2007-11-07 吴江华 Drive rear, axle of electric vehicle
CN101492006A (en) * 2009-03-05 2009-07-29 周书堂 Whole electric motor car driving bridge
CN102384236A (en) * 2011-10-27 2012-03-21 赵广胜 Energy storage transmission shaft
CN202955195U (en) * 2012-07-30 2013-05-29 陈忠贤 Energy storage gearbox structure of electric automobile

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522140A (en) * 2017-07-06 2017-12-29 牛力机械制造有限公司 A kind of pivot counterweight motor-driven fork truck bridge case integrative-structure of battery four
CN109229079A (en) * 2018-09-12 2019-01-18 佛山市格美清洁设备有限公司 A kind of electric motor car driving bridge of band brake parking
CN109229079B (en) * 2018-09-12 2023-09-05 佛山市格美清洁设备有限公司 Electric vehicle drive axle with brake and parking function

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Application publication date: 20150708

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