CN202541309U - Changing-gear differential device of electric car - Google Patents
Changing-gear differential device of electric car Download PDFInfo
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- CN202541309U CN202541309U CN201220130184XU CN201220130184U CN202541309U CN 202541309 U CN202541309 U CN 202541309U CN 201220130184X U CN201220130184X U CN 201220130184XU CN 201220130184 U CN201220130184 U CN 201220130184U CN 202541309 U CN202541309 U CN 202541309U
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Abstract
The utility model discloses a changing-gear differential device of an electric car. Driven steering bevel gears (5) are arranged at opposite ends of left and right wheel axles (1 and 2), and the driven steering bevel gears (5) are positioned in a differential rotation shell (6). A differential driven gear (10) is arranged on the differential rotation shell (6), and the differential driven gear (10) and the differential rotation shell (6) are positioned in a differential fixing shell (6'). A power assembly (9) is arranged on the front side or the rear side of the differential fixing shell (6'), and the output axle of the power assembly (9) is connected with a driving axle of a changing-gear mechanism. A differential driving gear driven by a driven axle of the changing-gear mechanism is engaged with the differential driven gear (10). The changing-gear differential device has the advantages of simple and compact structure, small size, low cost and convenience in control, and the transmission efficiency can be effectively increased. The running of the electric car is more reliable and stable, and the service lives of batteries and the trip distance of the electric car can be ensured.
Description
Technical field
The utility model belongs to the vehicle technology field, and specifically, particularly the change on the battery-driven car keeps off differential gear.
Background technology
At present, the exploitation that battery-driven car becomes the retaining technology also is in the primary stage of development, because its structural requirement is simpler, its function reaches the effect of traditional fuel vehicle gear changing mechanism again, and this has just brought great difficulty to gear changing mechanism.So for now, the change of battery-driven car retaining mode generally has two kinds, a kind of is on the basis of original conventional confguration, to do utilization, and another kind is to utilize motor self certain speed changing function to be arranged as speed change.Above-mentioned first kind becomes retaining scenario-frame complicacy, and driving efficiency is low, and volume is big, and cost is high, is unfavorable on battery-driven car, using; Second kind of change retaining scheme used motor direct-drive, comes output torque with big electric current, though improved the strength of motor; But it is realized with big electric current; Big electric current is all totally unfavorable to battery service life and travelled distance, also is a major challenge to control system simultaneously, because control system will be born bigger electric current and temperature; Be easy to cause the damage of electrical appliance part, bring great influence for the car load circuit.
The utility model content
The utility model technical matters to be solved is to provide a kind of battery-driven car that can effectively improve driving efficiency to become the retaining differential gear.
The technical scheme of the utility model is following: a kind of battery-driven car becomes the retaining differential gear; The suit left side abutment sleeve (3) in the outside of revolver axle (1); The right abutment sleeve (4) of the outside suit of right wheel shaft (2); The relative end of said left and right wheel shaft (1,2) is equipped with the driven finishing bevel gear cuter (5) that turns to; This driven finishing bevel gear cuter (5) that turns to is positioned at diff rotary shell (6), in diff rotary shell (6), is fixed with cone gear imput shaft (7), is set with two taper driving gears (8) up and down on the said cone gear imput shaft (7); This taper driving gear (8) and said driven finishing bevel gear cuter (5) engagement that turns to; Its key is: said diff rotary shell (6) is provided with diff driven gear (10), and diff driven gear (10) and diff rotary shell (6) all are positioned at diff stationary housing (6 '), and this diff stationary housing (6 ') is an integral body with left abutment sleeve (3) and right abutment sleeve (4); Front side or rear side at said diff stationary housing (6 ') are provided with dynamic assembly (9); Output shaft of this dynamic assembly (9) and revolver axle (1) are perpendicular; And the output shaft of dynamic assembly (9) is connected with the imput shaft of gear changing mechanism, and the driven shaft drying diff driving gear of gear changing mechanism is meshed with diff driven gear (10).
Adopt above technical scheme; Dynamic assembly is arranged on the front side or the rear side of diff stationary housing, and makes dynamic assembly be vertical layout, whole like this change retaining differential gear is simple in structure, compact; Not only volume is little, cost is low; The layout that helps all the other members of battery-driven car, and effectively improved driving efficiency, make the operation of battery-driven car reliable more, steady.If dynamic assembly is selected motor for use, then needn't increase the electric current of motor as background technology, both guaranteed can not cause electrical appliance part to damage, prolonged the service life of battery and the travelled distance of battery-driven car again greatly, control simultaneously is convenient, reliable.
Said gear changing mechanism comprises imput shaft (11), a retaining driving gear (12), two retaining driving gears (13), driven shaft (14), a retaining driven isolator (15), two retaining driven single-direction and dual-direction devices (16), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) fixes with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and the driven shaft (14) that is parallel to each other through bearing; And imput shaft (11) is perpendicular with revolver axle (1); The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9), on imput shaft (11), be set with a retaining driving gear (12) and keep off driving gears (13) with two; One retaining driven isolator (15), two retaining driven single-direction and dual-direction device (16) and diff driving gears (17) are set on said driven shaft (14); The gear of a said driven isolator of retaining (15) and retaining driving gear (a 12) engagement, the gear of the two driven single-direction and dual-direction devices of retaining (16) and two retaining driving gear (13) engagements.
Adopt said structure, when imput shaft is rotated, under the effect of imput shaft; Be solidly set on one on this imput shaft and keep off driving gear and the also rotation together of two retaining driving gears, because the gear and said of the driven isolator of a retaining keeps off the driving gear engagement, so the driven clutch gear of a retaining rotates and the drive driven shaft rotates; Thereby make driven shaft obtain a retaining speed; At this moment and since the cam of two retainings in the driven single-direction and dual-direction device be kink on driven shaft, the power of the driven single-direction and dual-direction device gear of two retainings can not be directly delivered on the driven shaft; Therefore the driven single-direction and dual-direction device gear of this two retaining is under the drive of two retaining driving gears, and the driven single-direction and dual-direction device of two retainings is in the bidirectional idling state.In the time of need obtaining two retaining speed; Magnet coil is cut off the power supply; The end face Ka Tai of second spline housing and the end face card decometer of the kink cam in the driven single-direction and dual-direction device of two retainings are connect, and at this moment the driven single-direction and dual-direction device gear of two retainings is in the unidirectional rotation bonding state, because the gear mesh of two retaining driving gears and the driven single-direction and dual-direction device of said two retainings; Two retaining driving gears drive the driven single-direction and dual-direction device gear of two retainings and rotate; The driven single-direction and dual-direction device gear driven driven shaft of two retainings rotates, and this time one, driven isolator of retaining and the driven single-direction and dual-direction device of two retainings all drove the driven shaft rotation, because the rotating speed of the driven single-direction and dual-direction device of two retainings is greater than the rotating speed of the driven isolator of a retaining; Can realize finally making driven shaft obtain two retaining speed to retaining the surmounting of driven isolator.
With in like manner above-mentioned; Said gear changing mechanism comprises imput shaft (11), a retaining driving gear (12), two retaining driving gears (13), driven shaft (14), a retaining driven isolator (15), two retaining driven single-direction and dual-direction devices (16), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) is separated with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and the driven shaft (14) that is parallel to each other through bearing; And imput shaft (11) is perpendicular with revolver axle (1); The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9), on imput shaft (11), be set with a retaining driving gear (12) and keep off driving gears (13) with two; One retaining driven isolator (15) and two retaining driven single-direction and dual-direction devices (16) are set on said driven shaft (14); The gear of a said driven isolator of retaining (15) and retaining driving gear (a 12) engagement; The gear of the two driven single-direction and dual-direction devices of retaining (16) and two retaining driving gear (13) engagements; Rear side at said driven shaft (14) is provided with diff driving gear (17); This driving gear (17) is axle and gear all-in-one-piece one-piece construction; The axle of driving gear (17) is connected with driven shaft (14) through universal-joint (27), and the gear parts of driving gear (17) is positioned at diff stationary housing (6 '), and is meshed with diff driven gear (10).
Next door at a said driven isolator of retaining (15) is provided with first spline housing (19); This first spline housing (19) is set on the driven shaft (14); And can go up slippage at driven shaft (14), be provided with the Ka Tai of interlock each other at the gear of a said driven isolator of retaining (15) and the opposite end of first spline housing (19); Next door at the said two driven single-direction and dual-direction devices of retaining (16) is provided with second spline housing (20); This second spline housing (20) is set on the driven shaft (14); And can go up slippage at driven shaft (14), also be provided with the Ka Tai of interlock each other at the gear of the said two driven single-direction and dual-direction devices of retaining (16) and the opposite end of second spline housing (20).
Because the gear of the driven isolator of a retaining can only unidirectional delivery power; On a retaining clutch gear end face, Ka Tai is set; And the corresponding section of gear Ka Tai is provided with the spline housing of band Ka Tai again, and the spline housing of Ka Tai can make the spline housing end face realize clamping and separate with gear face towards slippage before and after the direction of a retaining clutch gear; When imput shaft is counter-rotational like this; Imput shaft can be given first spline housing through the gear transmission of the driven isolator of a retaining with reverse power, makes first spline housing drive the driven shaft contrarotation, thereby realizes reversing.Two the retaining driven single-direction and dual-direction device the next door second spline housing is set, be for make two the retaining driven single-direction and dual-direction device two-way disengagement and the switching between the unidirectional transmission more convenient, reliable.
Said gear changing mechanism comprises imput shaft (11), duplex driving gear (21), shift fork (22), driven shaft (14), a retaining driven gear (23), two retaining driven gears (24), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) fixes with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and driven shaft (14) through bearing; The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9); On imput shaft (11), be set with duplex driving gear (21); This duplex driving gear (21) can be gone up slippage in imput shaft (11); And in the annular groove at duplex driving gear (21) middle part shift fork (22) is set, said driven shaft (14) parallels with imput shaft (11), and a retaining driven gear (23), two retaining driven gear (24) and diff driving gears (17) are set on driven shaft (14); A said retaining driven gear (23) can with the pinion of duplex driving gear (21), two retaining driven gears (24) can with the engagement of the big gear wheel of duplex driving gear (21).
Said structure is stirred the slippage on imput shaft of duplex driving gear through shift fork; The duplex driving gear is meshed with a retaining driven gear or two retaining driven gears selectively; So that driven shaft obtains the speed of corresponding gear, not only simple and compact for structure, assembling easily and is controlled very convenient.
In order to make selecting for use of dynamic assembly more convenient, connect more reliably, said dynamic assembly (9) is a motor, the output shaft (9a) of this dynamic assembly (9) is connected with the imput shaft (11) of gear changing mechanism through the spline adapter sleeve.
Beneficial effect: the utility model is simple and compact for structure, and volume is little, and cost is low; Control is convenient, can effectively improve driving efficiency, makes the operation of battery-driven car reliable more, steady; And can guarantee the service life of battery and the travelled distance of battery-driven car, can on various types of battery-driven cars, be suitable for.
Description of drawings
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is the structural representation of embodiment 2.
Fig. 3 is the structural representation of embodiment 3.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further:
As shown in Figure 1, the revolver axle 1 and right wheel shaft 2 symmetric arrangement of battery-driven car, the suit left side abutment sleeve 3 in the outside of revolver axle 1, revolver axle 1 is through bearing and 3 supportings of left abutment sleeve.The right abutment sleeve 4 of suit in the outside of right wheel shaft 2, right wheel shaft 2 is through bearing and 4 supportings of right abutment sleeve.The right-hand member of said revolver axle 1 stretches in the diff rotary shell 6, is provided with the driven finishing bevel gear cuter 5 that turns in the end of revolver axle 1 right-hand member.The left end of right wheel shaft 2 also stretches in the diff rotary shell 6, also is provided with the driven finishing bevel gear cuter 5 that turns in the end of right wheel shaft 2 left ends.In said diff rotary shell 6, be fixed with cone gear imput shaft 7; This cone gear imput shaft 7 turns between the finishing bevel gear cuter 5 at the driven of the right and left; On cone gear imput shaft 7, be set with two taper driving gears 8 up and down, each taper driving gear 8 all meshes with two driven finishing bevel gear cuters 5 that turn to simultaneously.On said diff rotary shell 6, be set with diff driven gear 10; Diff driven gear 10 all is positioned at diff stationary housing 6 ' with diff rotary shell 6, and this diff stationary housing 6 ' is an integral body with left abutment sleeve 3 and right abutment sleeve 4.
As shown in Figure 1, in the front side of diff stationary housing 6 ' dynamic assembly 9 is set, this dynamic assembly 9 is preferably motor, and the output shaft 9a and the revolver axle 1 of dynamic assembly 9 are perpendicular.Between the output shaft 9a of said dynamic assembly 9 and diff driven gear 10, be connected with gear changing mechanism; Said gear changing mechanism comprises the driven single-direction and dual-direction device of the driven isolator of imput shaft 11, a retaining driving gear 12, two retaining driving gears 13, driven shaft 14, a retaining 15, two retainings 16, diff driving gear 17 and becomes retaining tank shell 18; Said change retaining tank shell 18 fixes with diff stationary housing 6 ' and dynamic assembly 9; In becoming retaining tank shell 18, be supported with imput shaft 11 and driven shaft 14 through bearing; The end of said imput shaft 11 is through output shaft 9a coaxial be connected of spline adapter sleeve with dynamic assembly 9; On imput shaft 11, be installed with a retaining driving gear 12 and two and keep off the rear side that driving gears 13, one retaining driving gears 12 are positioned at two retaining driving gears 13.Said driven shaft 14 is parallel to imput shaft 11; One driven isolator 15 of retaining and the driven single-direction and dual-direction device 16 of two retainings are installed on driven shaft 14; The gear of the driven isolator 15 of a said retaining and a retaining driving gear 12 engagements, the gear of the driven single-direction and dual-direction device 16 of two retainings and 13 engagements of two retaining driving gears.Structure and the principle of work of the driven isolator of a said retaining, the driven single-direction and dual-direction device of two retainings, are not done at this and to be given unnecessary details in disclosed technical scheme on June 15th, 2011 with reference to Chinese patent 201020619201.7.One is processed with diff driving gear 17 in the rear end of said driven shaft 14, and this diff driving gear 17 is a finishing bevel gear cuter, and is positioned at diff stationary housing 6 ', and diff driving gear 17 is meshed with diff driven gear 10.
From Fig. 1, further can know, one the retaining driven isolator 15 rear side first spline housing 19 is set, this first spline housing 19 is set on the driven shaft 14, and with driven shaft 14 spline fitted.This first spline housing 19 is equipped with shift fork or magnet coil, spring, and under the effect of shift fork or magnet coil, spring, first spline housing 19 can slippage on driven shaft 14.Front end at said first spline housing 19 is formed with a plurality of by circumference well-distributed Ka Tai; The rear end of the gear of the driven isolator 15 of one retaining also is provided with a plurality of Ka Tai; Ka Tai and the card platform on first spline housing 19 on the gear of the driven isolator 15 of one retaining are suitable, can engage or throw off.As the replacement that is equal to, the gear of the driven isolator 15 of a retaining and the opposite end of first spline housing 19 also can be provided with the interior male splines that cooperatively interacts, as long as can engage.Said two the retaining driven single-direction and dual-direction device 16 the front side second spline housing 20 is set, this second spline housing 20 is set on the driven shaft 14, and with driven shaft 14 spline fitted.This second spline housing 20 also is equipped with and can orders about its slippage magnet coil 25 and spring 26 on driven shaft 14.Be formed with a plurality of by circumference well-distributed Ka Tai in the rear end of said second spline housing 20; The front end of the gear of the driven single-direction and dual-direction device 16 of two retainings also is provided with a plurality of Ka Tai; Ka Tai and the card platform on second spline housing 20 on the gear of the driven single-direction and dual-direction device 16 of two retainings are suitable, can engage or throw off.
The principle of work of present embodiment is following:
When dynamic assembly 9 drives imput shaft 11 rotations; Under the effect of imput shaft 11; Be solidly set on retaining driving gear 12 of one on this imput shaft 11 and the also rotation together of two retaining driving gears 13; One retaining driving gear 12 drives driven shaft 14 through the driven isolator 15 of a retaining and rotates; Make driven shaft 14 obtain a retaining speed, the diff driving gear 17 on the driven shaft 14 is given cone gear imput shaft 7 through diff driven gear 10 with transmission of power again, makes the taper driving gear 8 on the cone gear imput shaft 7 give two wheel shafts 1,2 with power transmission; Meanwhile, the driven single-direction and dual-direction device 16 of two retainings is in throws off two-way free rotary state, and the driven single-direction and dual-direction device 16 of this two retaining is in idling conditions under the drive of two retaining driving gears 13.
In the time of need obtaining two retaining speed; The driven single-direction and dual-direction device 16 of two retainings is in the unidirectional rotation bonding state; Two retaining driving gears 13 drive the driven single-direction and dual-direction device 16 of two retainings and rotate; Two keep off driven single-direction and dual-direction device 16 drives driven shafts 14 rotations, and this time one, driven isolator 15 of retaining and the driven single-direction and dual-direction device 16 of two retainings all drove driven shaft 14 rotations, because two keep off the rotating speed of the rotating speed of driven single-direction and dual-direction device 16 greater than the driven isolator 15 of a retaining; Can realize finally making driven shaft 14 obtain two retaining speed to retaining the surmounting of driven isolator 15.
When needs are moveed backward; Only need control dynamic assembly 9 backward rotation; And the gear of the driven isolator 15 of a retaining engages with first spline housing 19, and magnet coil 25 energisings, the elastic force that makes second spline housing 20 overcome spring 26 travels forward; The cam Ka Tai of the driven single-direction and dual-direction device 16 of such two retainings separates with the second spline housing Ka Tai, and the driven single-direction and dual-direction device 16 of two retainings is in and surpasses in reverse two-way more disengaged condition and get final product.
As shown in Figure 2, in the present embodiment, gear changing mechanism comprises that imput shaft 11, duplex driving gear 21, shift fork 22, driven shaft 14, a retaining driven gear 23, two keep off driven gears 24, diff driving gear 17 and become retaining tank shell 18.Said change retaining tank shell 18 fixes with diff stationary housing 6 ' and dynamic assembly 9; In becoming retaining tank shell 18, be supported with imput shaft 11 and driven shaft 14 through bearing; The end of said imput shaft 11 is connected with the output shaft of dynamic assembly 9 is coaxial through connecing cover; Suit duplex driving gear 21 on imput shaft 11, this duplex driving gear 21 is connected with imput shaft 11 splines, and in the annular groove at duplex driving gear 21 middle parts shift fork 22 is set; Under the stirring of shift fork 22, duplex driving gear 21 can slippage on imput shaft 11.Said driven shaft 14 parallels with imput shaft 11; On driven shaft 14, overlap a retaining driven gear 23, two admittedly and keep off driven gear 24 and diff driving gears 17; A said retaining driven gear 23 can with the pinion of duplex driving gear 21, two retaining driven gears 24 can with the engagement of the big gear wheel of duplex driving gear 21.Said diff driving gear 17 is positioned at diff stationary housing 6 ', and this diff driving gear 17 is meshed with diff driven gear 10.All the other structures of present embodiment are identical with embodiment 1, do not do at this and give unnecessary details.
The principle of work of present embodiment is following:
In the time of need obtaining a retaining speed; Stir duplex driving gear 21 through shift fork 22, make the miniature gears and a retaining driven gear 23 engagements of duplex driving gear 21, the power of dynamic assembly 9 drives imput shaft 11 and rotates; Under the effect of imput shaft 11; Duplex driving gear 21 drives driven shaft 14 through a retaining driven gear 23 and rotates, and makes driven shaft 14 obtain a retaining speed, two retaining driven gears, 24 idle running this moment.
In the time of need obtaining two retaining speed; Stir duplex driving gear 21 through shift fork 22, make the big gear wheel and 24 engagements of two retaining driven gears of duplex driving gear 21, the power of dynamic assembly 9 drives imput shaft 11 and rotates; Under the effect of imput shaft 11; Duplex driving gear 21 drives driven shaft 14 through two retaining driven gears 24 and rotates, and makes driven shaft 14 obtain two retaining speed, one retaining driven gear, 23 idle running this moment.
When needing reversing, the output shaft counter-rotating of control dynamic assembly 9 gets final product.
As shown in Figure 3; Becoming retaining tank shell 18 is separated with diff stationary housing 6 '; Rear side at driven shaft 14 is provided with diff driving gear 17, and this driving gear 17 is preferably axle and gear all-in-one-piece one-piece construction, and the axle of driving gear is connected with driven shaft 14 through universal-joint 27; The gear parts of driving gear 17 is positioned at diff stationary housing 6 ', and is meshed with diff driven gear 10.All the other structures of present embodiment are identical with embodiment 1, do not do at this and give unnecessary details.
Embodiment 4
With reference to Fig. 1 or Fig. 2 or Fig. 3, present embodiment is arranged at dynamic assembly 9 and gear changing mechanism the rear side of diff stationary housing 6 '.All the other structures of present embodiment and embodiment 1 or embodiment 2 or embodiment 3 are identical, do not do at this and give unnecessary details.
Claims (6)
1. a battery-driven car becomes the retaining differential gear; The suit left side abutment sleeve (3) in the outside of revolver axle (1); The right abutment sleeve (4) of the outside suit of right wheel shaft (2); The relative end of said left and right wheel shaft (1,2) is equipped with the driven finishing bevel gear cuter (5) that turns to; This driven finishing bevel gear cuter (5) that turns to is positioned at diff rotary shell (6), in diff rotary shell (6), is fixed with cone gear imput shaft (7), is set with two taper driving gears (8) up and down on the said cone gear imput shaft (7); This taper driving gear (8) and said driven finishing bevel gear cuter (5) engagement that turns to; It is characterized in that: said diff rotary shell (6) is provided with diff driven gear (10), and diff driven gear (10) and diff rotary shell (6) all are positioned at diff stationary housing (6 '), and this diff stationary housing (6 ') is an integral body with left abutment sleeve (3) and right abutment sleeve (4); Front side or rear side at said diff stationary housing (6 ') are provided with dynamic assembly (9); Output shaft of this dynamic assembly (9) and revolver axle (1) are perpendicular; And the output shaft of dynamic assembly (9) is connected with the imput shaft of gear changing mechanism, and the driven shaft drying diff driving gear of gear changing mechanism is meshed with diff driven gear (10).
2. battery-driven car according to claim 1 becomes the retaining differential gear; It is characterized in that: said gear changing mechanism comprises imput shaft (11), a retaining driving gear (12), two retaining driving gears (13), driven shaft (14), a retaining driven isolator (15), two retaining driven single-direction and dual-direction devices (16), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) fixes with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and the driven shaft (14) that is parallel to each other through bearing; And imput shaft (11) is perpendicular with revolver axle (1); The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9), on imput shaft (11), be set with a retaining driving gear (12) and keep off driving gears (13) with two; One retaining driven isolator (15), two retaining driven single-direction and dual-direction device (16) and diff driving gears (17) are set on said driven shaft (14); The gear of a said driven isolator of retaining (15) and retaining driving gear (a 12) engagement, the gear of the two driven single-direction and dual-direction devices of retaining (16) and two retaining driving gear (13) engagements.
3. battery-driven car according to claim 1 becomes the retaining differential gear; It is characterized in that: said gear changing mechanism comprises imput shaft (11), a retaining driving gear (12), two retaining driving gears (13), driven shaft (14), a retaining driven isolator (15), two retaining driven single-direction and dual-direction devices (16), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) is separated with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and the driven shaft (14) that is parallel to each other through bearing; And imput shaft (11) is perpendicular with revolver axle (1); The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9), on imput shaft (11), be set with a retaining driving gear (12) and keep off driving gears (13) with two; One retaining driven isolator (15) and two retaining driven single-direction and dual-direction devices (16) are set on said driven shaft (14); The gear of a said driven isolator of retaining (15) and retaining driving gear (a 12) engagement; The gear of the two driven single-direction and dual-direction devices of retaining (16) and two retaining driving gear (13) engagements; Rear side at said driven shaft (14) is provided with diff driving gear (17); This driving gear (17) is axle and gear all-in-one-piece one-piece construction; The axle of driving gear (17) is connected with driven shaft (14) through universal-joint (27), and the gear parts of driving gear (17) is positioned at diff stationary housing (6 '), and is meshed with diff driven gear (10).
4. become the retaining differential gear according to claim 2 or 3 described battery-driven cars; It is characterized in that: the next door at a said driven isolator of retaining (15) is provided with first spline housing (19); This first spline housing (19) is set on the driven shaft (14); And can go up slippage at driven shaft (14), be provided with the Ka Tai of interlock each other at the gear of a said driven isolator of retaining (15) and the opposite end of first spline housing (19); Next door at the said two driven single-direction and dual-direction devices of retaining (16) is provided with second spline housing (20); This second spline housing (20) is set on the driven shaft (14); And can go up slippage at driven shaft (14), also be provided with the Ka Tai of interlock each other at the gear of the said two driven single-direction and dual-direction devices of retaining (16) and the opposite end of second spline housing (20).
5. battery-driven car according to claim 1 becomes the retaining differential gear; It is characterized in that: said gear changing mechanism comprises imput shaft (11), duplex driving gear (21), shift fork (22), driven shaft (14), a retaining driven gear (23), two retaining driven gears (24), diff driving gear (17) and becomes retaining tank shell (18); Said change retaining tank shell (18) fixes with diff stationary housing (6 '); In becoming retaining tank shell (18), be supported with imput shaft (11) and driven shaft (14) through bearing; The coaxial connection of output shaft (9a) of said imput shaft (11) and dynamic assembly (9); On imput shaft (11), be set with duplex driving gear (21); This duplex driving gear (21) can be gone up slippage in imput shaft (11); And in the annular groove at duplex driving gear (21) middle part shift fork (22) is set, said driven shaft (14) parallels with imput shaft (11), and a retaining driven gear (23), two retaining driven gear (24) and diff driving gears (17) are set on driven shaft (14); A said retaining driven gear (23) can with the pinion of duplex driving gear (21), two retaining driven gears (24) can with the engagement of the big gear wheel of duplex driving gear (21).
6. become the retaining differential gear according to claim 1 or 2 or 3 or 5 described battery-driven cars, it is characterized in that: said dynamic assembly (9) is a motor, and the output shaft (9a) of this dynamic assembly (9) is connected with the imput shaft (11) of gear changing mechanism through the spline adapter sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220130184XU CN202541309U (en) | 2012-03-31 | 2012-03-31 | Changing-gear differential device of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220130184XU CN202541309U (en) | 2012-03-31 | 2012-03-31 | Changing-gear differential device of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202541309U true CN202541309U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220130184XU Expired - Fee Related CN202541309U (en) | 2012-03-31 | 2012-03-31 | Changing-gear differential device of electric car |
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| Country | Link |
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| CN (1) | CN202541309U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662112A (en) * | 2018-06-29 | 2018-10-16 | 刘勇 | A kind of automobile on-slip box of tricks of configuration isolator |
| CN110242726A (en) * | 2019-07-22 | 2019-09-17 | 重庆茂松实业有限公司 | A kind of gear of vehicle |
-
2012
- 2012-03-31 CN CN201220130184XU patent/CN202541309U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662112A (en) * | 2018-06-29 | 2018-10-16 | 刘勇 | A kind of automobile on-slip box of tricks of configuration isolator |
| CN110242726A (en) * | 2019-07-22 | 2019-09-17 | 重庆茂松实业有限公司 | A kind of gear of vehicle |
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Granted publication date: 20121121 Termination date: 20130331 |