CN103977567B - A kind of differential mechanism - Google Patents
A kind of differential mechanism Download PDFInfo
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- CN103977567B CN103977567B CN201410139570.9A CN201410139570A CN103977567B CN 103977567 B CN103977567 B CN 103977567B CN 201410139570 A CN201410139570 A CN 201410139570A CN 103977567 B CN103977567 B CN 103977567B
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- semiaxis
- differential mechanism
- inner housing
- return unit
- connecting shaft
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Abstract
The invention provides a kind of differential mechanism, belong to vehicle component technical field.This differential mechanism includes shell body and has the power shaft of master gear, it is provided with in shell body on the lateral wall of inner housing and inner housing and driven gear is installed, it is connected with driven gear engagement in power shaft stretches into shell body and by master gear, shell body external symmetry is provided with the first semiaxis and the second semiaxis, it is provided with in inner housing and the first semiaxis, the first connecting shaft that second semiaxis is correspondingly arranged respectively, second connecting shaft, first connecting shaft, the first side gear it is respectively equipped with in second connecting shaft, second side gear, at least one pair of planetary gear is installed in inner housing, each planetary gear all engages and is connected to rotate between the first side gear and the second side gear and relative to inner housing, being additionally provided with on this differential mechanism can be by the first semiaxis, second semiaxis, the differential lock that inner housing three is locked.This differential mechanism has simple in construction, reasonable in design, the advantage with locking function.
Description
Technical field
The invention belongs to vehicle component technical field, relate to a kind of differential mechanism, particularly
A kind of differential mechanism being applicable to juvenile automobile.
Background technology
In daily life, children play in liking being sitting in toy car, toy for children vapour
The kind of car is the most varied, but they simple in construction and function singleness, it is impossible to improve
The interest in game play of children, does not possess the driving sense of reality of existing adult's automobile.Additionally,
Owing to children cannot drive adult's automobile, someone devises emulation toy for children automobile,
Its most relatively conventional toy automobile is more like adult's automobile, but inherent operation still ten
Divide simple, sensation during emulation toy for children car steering and driving adult's automobile of reality
Feel to greatly differ from each other.
Juvenile automobile is a product between toy for children automobile and adult's automobile,
It is a adult's automobile driving simulation device, drive juvenile automobile time sensation close to
Drive sensation during reality adult's automobile.Juvenile automobile has transfer child's enthusiasm, rush
Enter the thinking development and form hands brain and by all multiactions and advantages such as, hands-on customs,
It also makes the child driving juvenile automobile in long great achievement close to the design of actual adult's automobile
Driving a car after people can the more rapid left-hand seat of more general child.
The structure of juvenile automobile is similar to but relative toy for children vapour with actual adult's automobile construction
Car structure is more complicated, possesses motor, differential mechanism, illuminator, brake system inside it
The parts of similar adult's automobiles such as system, suspension system, chassis.
Differential mechanism is that one can make rotary motion reach two axles from an axle, and makes the latter
The differential attachment that can rotate with different rotating speeds each other.At Ackermann steer angle, inboard wheel
Different with the radius of turn of outboard wheels, the radius of turn of outboard wheels is greater than inner side car
The radius of turn of wheel, this just requires that the rotating speed of outboard wheels is higher than inner side car when turning
The rotating speed of wheel.And the effect of differential mechanism is to meet Ackermann steer angle both sides wheel to turn videlicet
The requirement that speed is different, therefore differential mechanism is the important composition parts of juvenile automobile.
Differential mechanism is one frame for movement cleverly, and it can divide the driving force of formed objects
The axle that two rotating speeds of dispensing are different, thus the rotating speed of two axles can be made different.But the most just
Because this feature, if during wheel-slip on piece semiaxis of vehicle, one in other words
When driving force on semiaxis is zero, ensure that two axle driving forces are equal owing to differential mechanism has
Effect, the non-slip driving force on wheel that drives certainly will also be zero.Thus make
Vehicle can not be escaped danger from predicament (in such as vehicle is absorbed in sand ground) in time the most no matter
How stepping on accelerator pedal can not make vehicle advance, and can only try every possible means at slip wheel underlay
Upper dry ground, rubble, branch etc., to increase the running resistance of slip wheel, thus allow difference
Driving force can be redistributed by speed device, so that vehicle derailing predicament.And in order to solve
The problems referred to above, can use and add locking (locked) mechanism on differential mechanism, directly will
Differential mechanism is locked, thus allows differential mechanism lose differential action.
In prior art, toy for children automobile is not equipped with differential mechanism, particularly carries
There is the differential mechanism of locking mechanism, design unreasonable, and the differential design mistake of automobile of being grown up
In complexity, it is not suitable for juvenile automobile.
In sum, for solving the deficiency in existing differential design, need design one
Simple in construction, reasonable in design, there is the differential mechanism of locking function.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of
Simple in construction, reasonable in design, there is the differential mechanism of locking function.
The purpose of the present invention can be realized by following technical proposal: a kind of differential mechanism, bag
Include shell body and there is the power shaft of master gear, in described shell body, inner housing being installed
And driven gear is installed on the lateral wall of inner housing, described power shaft stretches in shell body
And engaged by master gear and driven gear and to be connected, described shell body external symmetry is provided with the
One semiaxis and the second semiaxis, be provided with in described inner housing and divide with the first semiaxis, the second semiaxis
The first connecting shaft of not being correspondingly arranged, the second connecting shaft, described first connecting shaft, second
It is respectively equipped with the first side gear, the second side gear in connecting shaft, installs in described inner housing
Have at least one pair of planetary gear, each planetary gear all engage be connected to the first side gear with
Rotating between second side gear and relative to inner housing, this differential mechanism is additionally provided with can be by
The differential lock that one semiaxis, the second semiaxis, inner housing three are locked.
In above-mentioned a kind of differential mechanism, described differential lock include control bar, return unit with
And movable part, described movable part is movably arranged in the first connecting shaft, described return unit with
Movable part is connected, and described control bar is hingedly connected on movable part, and described control bar can be around
The hinged support of movable part rotates and compresses or unclamp return unit, resets when controlling bar compression
During part, return unit drives movable part to depart from inner housing, when controlling bar and unclamping return unit, multiple
Position part reset under reset resilience force effect and drive movable part by the first semiaxis, the second half
Axle, inner housing are locked.
In above-mentioned a kind of differential mechanism, described movable part includes grafting block and lock dog,
Described lock dog has annular groove and is movably arranged in the first connecting shaft, described control bar
It is hingedly connected on grafting block and return unit fixes and controlling between bar and grafting block, described
It is provided with at least two on grafting block and can stretch into the inserting column in annular groove, when controlling bar pressure
During contracting return unit, return unit drives grafting block to move, and grafting block drives lock dog to depart from simultaneously
Inner housing, when controlling bar and unclamping return unit, return unit carries under reset resilience force effect
Dynamic grafting block reset also drives lock dog by locked to the first semiaxis, the second semiaxis, inner housing.
In above-mentioned a kind of differential mechanism, described inner housing faces on the end face of the first semiaxis
Being provided with some projections, described lock dog faces the end face of inner housing and is provided with and projection one a pair
The some draw-in grooves answered.
In above-mentioned a kind of differential mechanism, described number of slugs be four and uniform ring around point
Cloth faces on the end face of the first semiaxis at inner housing, and the width of described draw-in groove is slightly larger than projection
Width.
In above-mentioned a kind of differential mechanism, it is provided with outside synchronization in the middle part of described first connecting shaft
Gear, offers central through hole, on the medial wall of described central through hole in the middle part of described lock dog
It is provided with the synchronization inner rack being meshed with synchronize external gear, in described lock dog is by synchronizing
Tooth bar is movably arranged in the first connecting shaft and can be along the first connecting shaft axial translation.
In above-mentioned a kind of differential mechanism, described shell body is made up of end cap and drain pan, institute
State and on drain pan, be provided with at least one reinforcement.
In above-mentioned a kind of differential mechanism, described control bar is arranged on outside end cap, described slotting
Connecing block part and stretch out outside end cap, described control bar one end is hingedly connected on grafting block, separately
One end is provided with a draw ring.
In above-mentioned a kind of differential mechanism, described return unit is torque spring and is arranged on end
Outside lid, described return unit is made up of " u "-shaped compression unit, installation portion, " L " shape butting section,
Described compression unit is fastened on control bar, described installation portion fix control bar and end cap it
Between, described butting section end is resisted against on the lateral wall of end cap.
In above-mentioned a kind of differential mechanism, described planetary quantity is two.
In above-mentioned a kind of differential mechanism, described first semiaxis and the second semiaxis are coaxially disposed,
Described first semiaxis, the second semiaxis are vertically arranged with power shaft respectively.
Compared with prior art, the present invention has added simple in construction and differential reasonable in design
Lock, driver can realize differential mechanism locking function by control differential lock quickly and easily,
The two driving wheels that two-semiaxle is connected can realize synchronized rotation, and front wheels and rear wheels is protected
Hold same rotating speed so that can depart from time the when that vehicle getting into a difficult position.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of the present invention.
Fig. 2 is the structural representation at another visual angle of Fig. 1.
Fig. 3 is the structural representation after removing end cap in a preferred embodiment of the present invention.
Fig. 4 is the company in a preferred embodiment of the present invention between the first semiaxis and the second semiaxis
Connect structural representation.
Fig. 5 is the structural representation of differential lock in a preferred embodiment of the present invention.
Fig. 6 is the structural representation after Fig. 4 removes differential lock.
Fig. 7 is the structural representation of grafting block in a preferred embodiment of the present invention.
Fig. 8 is the structural representation of return unit in a preferred embodiment of the present invention.
Fig. 9 is the structural representation of lock dog in a preferred embodiment of the present invention.
Figure 10 is the structural representation of inner housing in a preferred embodiment of the present invention.
In figure, 10, shell body；11, end cap；12, drain pan；121, reinforcement；20、
Power shaft；21, master gear；30, inner housing；31, driven gear；32, projection；
40, the first semiaxis；50, the second semiaxis；60, the first connecting shaft；61, the first side tooth
Wheel；62, external gear is synchronized；70, the second connecting shaft；71, the second side gear；80、
Planetary gear；90, differential lock；91, bar is controlled；911, draw ring；92, return unit；
921, compression unit；922, installation portion；923, butting section；93, movable part；931、
Grafting block；9311, inserting column；932, lock dog；9321, annular groove；9322, draw-in groove；
9323, central through hole；9324, inner rack is synchronized.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention
Case is further described, but the present invention is not limited to these embodiments.
As shown in Figures 1 to 10, this differential mechanism includes shell body 10 and has main tooth
The power shaft 20 of wheel 21, is provided with inner housing 30 and inner housing 30 in shell body 10
Driven gear 31 is installed, in power shaft 20 stretches into shell body 10 and pass through on lateral wall
Master gear 21 is connected with driven gear 31 engagement, and shell body 10 external symmetry is provided with first
Semiaxis 40 and the second semiaxis 50, be provided with in inner housing 30 with the first semiaxis 40, the second half
First connecting shaft the 60, second connecting shaft 70 that axle 50 is correspondingly arranged respectively, first connects
First side gear the 61, second side gear 71 it is respectively equipped with in axle the 60, second connecting shaft 70,
Being provided with at least one pair of planetary gear 80 in inner housing 30, each planetary gear 80 is all nibbled
Conjunction is connected between the first side gear 61 with the second side gear 71 and relative inner housing 30
Rotating, this differential mechanism is additionally provided with can be by first semiaxis the 40, second semiaxis 50, inner shell
The differential lock 90 that body 30 three is locked.
Above-mentioned planetary gear 80 can be arranged on inner housing by planet axis (not shown)
In 30, reasonable in design, install more convenient.
It is noted that this differential mechanism is connected, before can be not only used for the driving wheel of vehicle
Wheel drive system, it can also be used to rear wheel drive system, can select to install according to the actual requirements
Mode.At juvenile automobile etc. be applicable to the vehicle of this differential mechanism, the driving force warp of motor
Incoming by power shaft 20, last driving force is respectively via first semiaxis the 40, second semiaxis
50 send the driving wheel of vehicle to by transmission shaft.
Preferably, differential lock 90 includes controlling bar 91, return unit 92 and movable part 93,
Movable part 93 is movably arranged in the first connecting shaft 60, return unit 92 and movable part 93
Being connected, control bar 91 and be hingedly connected on movable part 93, controlling bar 91 can be around movable part
The hinged support of 93 rotates and compresses or unclamp return unit 92, and when controlling, bar 91 compression is multiple
During the part 92 of position, return unit 92 drives movable part 93 to depart from inner housing 30, when controlling bar 91
When unclamping return unit 92, return unit 92 resets under reset resilience force effect and drives work
Moving part 93 is by locked to first semiaxis the 40, second semiaxis 50, inner housing 30.
In practical work process, can be connected with controlling bar 91 by external device, enter
And realize the opening and closing of differential lock 90.This differential mechanism in an initial condition, driver
Control bar 91 by extraneous (stay cord etc.) assembly manipulation and be constantly in compression return unit 92
State, movable part now 93 and inner housing 30 be in disengaged position, and differential mechanism is also
It is the most locked, i other words differential mechanism is in normal operating conditions；When driver needs differential
When device adjusts to locking state (i.e. losing differential function), only need to unclamp control bar 91,
Make the natural resilience of return unit 92 and drive movable part 93 by the first semiaxis 40, the second half
Axle 50, inner housing 30 are locked, thus it is synchronized to realize first semiaxis the 40, second semiaxis 50
Rotating, differential mechanism now just loses differential action, the design letter of above-mentioned differential design
Single, operating process is convenient, provides convenience to people's daily life.
Preferably, movable part 93 includes grafting block 931 and lock dog 932, lock dog 932
There is annular groove 9321 and be movably arranged in the first connecting shaft 60, controlling bar 91
It is hingedly connected on grafting block 931 and return unit 92 fixes and controlling bar 91 and grafting block
Between 931, grafting block 931 is provided with at least two and can stretch in annular groove 9321
Inserting column 9311, when control bar 91 compress return unit 92 time, return unit 92 drive insert
Connecing block 931 to move, grafting block 931 drives lock dog 932 to depart from inner housing 30 simultaneously, when
When control bar 91 unclamps return unit 92, return unit 92 drives under reset resilience force effect
Grafting block 931 resets and drives lock dog 932 by first semiaxis the 40, second semiaxis 50, interior
Housing 30 is locked.
The design of grafting block 931 and lock dog 932, topology layout is compact tight and fix tightly
Lean on, both prevented the landing of movable part 93 in work process, in turn ensure that differential mechanism works
Stability.Additionally, annular groove 9321 and the cooperation of inserting column 9311, reasonable in design
And bigger space will not be taken, and in the first connecting shaft 60 rotates, lock dog 932
Along with the first connecting shaft 60 rotates together, inserting column 9311 rests on annular groove always
In 9321, have no effect on the normal operation of this differential mechanism.
Preferably, inner housing 30 faces the end face of the first semiaxis 40 and is provided with multiple projection
32, lock dog 932 faces the end face of inner housing 30 and is provided with projection 32 one to one
Multiple draw-in grooves 9322, such structure designs, rationally distributed and can effectively prevent inner housing
30 and the circumferential play of lock dog 932, inner housing 30 is also played certain by lock dog 932
Firm effect, improves work efficiency, it is ensured that " the locked effect " of differential lock 90.
When driver needs to adjust to locking state differential mechanism, only control bar need to be unclamped
91 so that the natural resilience of return unit 92 also drives grafting block 931 to move, grafting block 931
Drive lock dog 932 by locked to first semiaxis the 40, second semiaxis 50, inner housing 30, this
Time projection 32 fix one by one in corresponding draw-in groove 9322, structure design is simple and fixing
Firm.
It is further preferred that projection 32 quantity is that four and uniform ring are around being distributed in inner housing
On 30 end faces facing the first semiaxis 40, easy to process and the actual work of differential mechanism can be met
Make demand.Additionally, the width of design draw-in groove 9322 is slightly larger than the width of projection 32, make
Lock dog 932 by while locked to first semiaxis the 40, second semiaxis 50, inner housing 30
Also there is certain buffer gap.Owing to vehicle travel process can produce shake, phase unavoidably
Between produce micro-displacement may make the phase between projection 32 and corresponding draw-in groove 9322
Be there is a little skew in position, if the width design of draw-in groove 9322 and the width of projection 32
Spend equal if, then may result in projection 32 and cannot accurately snap in corresponding draw-in groove 9322
Situation, affect work efficiency.
Preferably, synchronization external gear 62, lock dog 932 it are provided with in the middle part of the first connecting shaft 60
Middle part offer central through hole 9323, the medial wall of central through hole 9323 is provided with
Synchronize the synchronization inner rack 9324 that external gear 62 is meshed, in lock dog 932 is by synchronizing
Tooth bar 9324 is movably arranged in the first connecting shaft 60 and can be axial along the first connecting shaft 60
Translation.Such reasonable in design so that lock dog 932 is tight with the first connecting shaft 60
Laminating, effectively prevent the circumferential play of lock dog 932, also plays the first connecting shaft 60
To firm effect, further ensure that the synchronized rotation between ADB after death two-semiaxle
Turn.
Preferably, shell body 10 is made up of end cap 11 and drain pan 12, and installation and removal are all
More convenient.At least one reinforcement 121 it is provided with so that shell body 10 on drain pan 12
Fixing more firm, improve the job stability of each parts in shell body 10.
Preferably, controlling bar 91 and be arranged on outside end cap 11, grafting block 931 part is stretched out
Outside end cap 11, controlling bar 91 one end and be hingedly connected on grafting block 931, the other end sets
It is equipped with a draw ring 911.Under original state, driver can be by external devices such as stay cords
Through draw ring 911, and then manipulation controls bar 91 and is constantly in the shape of compression return unit 92
State, simple in construction, easy to use.
Preferably, return unit 92 for torque spring and is arranged on outside end cap 11, return unit
92 are made up of " u "-shaped compression unit 921, installation portion 922, " L " shape butting section 923,
Compression unit 921 is fastened on control bar 91, installation portion 922 fix control bar 91 with
Between end cap 11, butting section 923 end is resisted against on the lateral wall of end cap 11.Design
Rationally, return unit 92 coordinates closely with other parts, during actual installation, multiple
Position part 92 is close on end cap 11 lateral wall substantially, so makes the reset of return unit 92
Better.
Preferably, the quantity of planetary gear 80 is two, and planet axis is chosen as " one " word
Shape bearing pin, simple in construction and can meet actual demand, it is simple to processing, installation and removal are also
The most more convenient.
Preferably, the first semiaxis 40 and the second semiaxis 50 are coaxially disposed, the first semiaxis 40,
Second semiaxis 50 is vertically arranged with power shaft 20 respectively, rationally distributed, improves space
Utilization rate.
This differential mechanism is in its straight line driving process, and the driving force of motor is via power shaft
Master gear 21 on 20 turns to 90 ° to be delivered to driven gear 31(ring gear) on,
Driven gear 31 drives two planetary gears 80 to rotate together (with wheel direction of rotation one
Cause), and drive two side gears to rotate, thus drive wheel to advance.Now owing to being straight line
Travelling, the resistance suffered by the driving wheel of two, left and right is the same, therefore, and two planet teeth
Wheel 80 not rotations.
During turn inside diameter, the resistance being subject to due to driving wheels is different, left
Will produce resistance difference between right two side gears, this just makes two planetary gears 80
Rotation to be produced while rotating around semiaxis, thus absorb resistance difference so that left and right
Drive wheel to rotate at different rates, thus allow vehicle smoothly complete turning.
Additionally, in the case of needs differential mechanism lost efficacy, driver can be controlled quickly and easily
Differential lock 90 processed is locked by differential mechanism so that two driving wheels of two semiaxis connections can be real
Show synchronized rotation, and front wheels and rear wheels maintains like rotating speed so that vehicle gets into a difficult position
Time can depart from time.
Finally, you need to add is that: under original state, driver can pass through external device
(such as stay cord, button etc.) manipulation controls bar 91 and is constantly in compression return unit 92
State, now return unit 92 applies an outside pressure always to lock dog 932 so that
Movable part 93 now remains disengaged from state with inner housing 30 always, and now differential mechanism is also
It is the most locked, i other words differential mechanism is in normal operating conditions.
In the process of moving, during the situation that vehicle is such as absorbed in sand ground, driver needs
Differential mechanism is adjusted to locking state (i.e. losing differential function), now only need to be by outward
Boundary's equipment (such as stay cord, button etc.) unclamps control bar 91 so that return unit 92 is certainly
Right resilience also drives movable part 93 and inner housing 30 mating reaction, and then by the first semiaxis
40, the second semiaxis 50, inner housing 30 are locked, thus realize the first semiaxis 40, second
The synchronized rotation of semiaxis 50, differential mechanism now just loses differential action.But it is above-mentioned convex
Block 32 is in the course of the work (in i.e. first semiaxis the 40, second semiaxis 50 rotation process)
Differ in the draw-in groove 9322 disposably snapping in correspondence surely exactly, the most accurately snap in draw-in groove
The end of the projection 32 in 9322 is resisted against inner housing 30 and faces the end of the first semiaxis 40
On face, in the first semiaxis 40 and inner housing 30 relative rotational motion, and at return unit
Under the elastic force effect of 92, above-mentioned projection 32 slowly falls in the draw-in groove 9322 of correspondence, and
Now return unit 92 applies an inward pressure always to lock dog 932 so that projection
32 fix securely in corresponding draw-in groove 9322, and whole process coordinates closely, resets
Part 92 is reasonable in design and simple in construction, improves whole work efficiency.
Specific embodiment described herein is only to present invention spirit theory for example
Bright.Those skilled in the art can be to described specific embodiment
Make various amendment or supplement or use similar mode to substitute, but without departing from
The spirit of the present invention or surmount scope defined in appended claims.
Claims (9)
1. a differential mechanism, including shell body and the power shaft with master gear, described
It is provided with in shell body on the lateral wall of inner housing and inner housing and driven gear is installed, institute
State in power shaft stretches into shell body and be connected with driven gear engagement by master gear, described
Shell body external symmetry is provided with the first semiaxis and the second semiaxis, it is characterised in that in described
Be provided with in housing be correspondingly arranged respectively with the first semiaxis, the second semiaxis the first connecting shaft,
Second connecting shaft, described first connecting shaft, the second connecting shaft are respectively equipped with the first side tooth
Wheel, the second side gear, be provided with at least one pair of planetary gear in described inner housing, each
Planetary gear all engages and is connected between the first side gear and the second side gear and relative inner shell
Body rotates, and this differential mechanism is additionally provided with can be by the first semiaxis, the second semiaxis, inner housing
The differential lock that three is locked；Described differential lock includes controlling bar, return unit and movable part,
Described movable part is movably arranged in the first connecting shaft, and described return unit is connected with movable part,
Described control bar is hingedly connected on movable part, and described control bar can hinged around movable part
Fulcrum also compresses or unclamps return unit, the return unit band when controlling bar compression return unit
Dynamic movable part departs from inner housing, and when controlling bar and unclamping return unit, return unit is resetting back
Reset under elastic force effect and drive movable part by the first semiaxis, the second semiaxis, inner housing lock
Extremely.
A kind of differential mechanism the most according to claim 1, it is characterised in that described work
Moving part includes that grafting block and lock dog, described lock dog have annular groove and be movably arranged on
In first connecting shaft, described control bar is hingedly connected on grafting block and return unit fixes
Control, between bar and grafting block, described grafting block to be provided with at least two and can stretch into annular
Inserting column in groove, when controlling bar compression return unit, return unit drives grafting block to move,
Grafting block drives lock dog to depart from inner housing simultaneously, when controlling bar and unclamping return unit, resets
Part drive under reset resilience force effect grafting block reset and drive lock dog by the first semiaxis,
Second semiaxis, inner housing are locked.
A kind of differential mechanism the most according to claim 2, it is characterised in that in described
Housing faces the end face of the first semiaxis and is provided with some projections, and described lock dog faces inner housing
End face be provided with draw-in groove the most some with projection.
A kind of differential mechanism the most according to claim 3, it is characterised in that described convex
Number of blocks is four and uniform ring to be faced on the end face of the first semiaxis around being distributed in inner housing,
The width of described draw-in groove is slightly larger than the width of projection.
5. according to a kind of differential mechanism described in Claims 2 or 3 or 4, it is characterised in that
Synchronization external gear it is provided with, in offering in the middle part of described lock dog in the middle part of described first connecting shaft
Heart through hole, the medial wall of described central through hole is provided with and is meshed with synchronize external gear
Synchronizing inner rack, described lock dog is movably arranged in the first connecting shaft by synchronizing inner rack
And can be along the first connecting shaft axial translation.
6. according to a kind of differential mechanism described in Claims 2 or 3 or 4, it is characterised in that
Described shell body is made up of end cap and drain pan, described drain pan is provided with at least one and strengthens
Muscle.
A kind of differential mechanism the most according to claim 6, it is characterised in that described control
Bar processed is arranged on outside end cap, and described grafting block part is stretched out outside end cap, described control bar one
End is hingedly connected on grafting block, and the other end is provided with a draw ring.
A kind of differential mechanism the most according to claim 6, it is characterised in that described multiple
Position part be torque spring and be arranged on outside end cap, described return unit by " u "-shaped compression unit,
Installation portion, " L " shape butting section are constituted, and described compression unit is fastened on control bar, described
Installation portion fixes and is controlling between bar and end cap, and described butting section end is resisted against end cap
On lateral wall.
A kind of differential mechanism the most according to claim 1, it is characterised in that described row
The quantity of star gear is two, and described first semiaxis and the second semiaxis are coaxially disposed, described
First semiaxis, the second semiaxis are vertically arranged with power shaft respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139570.9A CN103977567B (en) | 2014-04-09 | 2014-04-09 | A kind of differential mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410139570.9A CN103977567B (en) | 2014-04-09 | 2014-04-09 | A kind of differential mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103977567A CN103977567A (en) | 2014-08-13 |
| CN103977567B true CN103977567B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410139570.9A Expired - Fee Related CN103977567B (en) | 2014-04-09 | 2014-04-09 | A kind of differential mechanism |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201003592Y (en) * | 2007-01-19 | 2008-01-09 | 陈建生 | Automobile differential gear locking arrangement |
| CN102671391A (en) * | 2011-03-15 | 2012-09-19 | 极湛科技股份有限公司 | Limited slip differential for remote control model vehicle |
| CN203355279U (en) * | 2013-06-03 | 2013-12-25 | 袁宝 | Power device of remote control car |
| CN203916071U (en) * | 2014-04-09 | 2014-11-05 | 宁波莱姆格迪童车科技有限公司 | A kind of differential mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0257286A (en) * | 1988-08-23 | 1990-02-27 | Takara Co Ltd | Forward or reverse rotation converter for rotary driving shaft in toy |
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2014
- 2014-04-09 CN CN201410139570.9A patent/CN103977567B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201003592Y (en) * | 2007-01-19 | 2008-01-09 | 陈建生 | Automobile differential gear locking arrangement |
| CN102671391A (en) * | 2011-03-15 | 2012-09-19 | 极湛科技股份有限公司 | Limited slip differential for remote control model vehicle |
| CN203355279U (en) * | 2013-06-03 | 2013-12-25 | 袁宝 | Power device of remote control car |
| CN203916071U (en) * | 2014-04-09 | 2014-11-05 | 宁波莱姆格迪童车科技有限公司 | A kind of differential mechanism |
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| CN103977567A (en) | 2014-08-13 |
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