CN105270497B - Split type creeper truck - Google Patents
Split type creeper truck Download PDFInfo
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- CN105270497B CN105270497B CN201510721548.XA CN201510721548A CN105270497B CN 105270497 B CN105270497 B CN 105270497B CN 201510721548 A CN201510721548 A CN 201510721548A CN 105270497 B CN105270497 B CN 105270497B
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- creeper truck
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Abstract
The split type creeper truck of the present invention, belongs to creeper truck field；Technical problem to be solved there is provided split type creeper truck, rackwork is respectively provided with two active dished wheel groups, its speed change and steering are automatically controlled by drive device, realize speed and the accurate control turned to, it is and simple to operate, backing system is added in servo system, realizes the reversing of creeper truck；Solve technical scheme that the technical problem uses for：Split type creeper truck, including drive system, Athey wheel, support frame, pedal and action bars, Athey wheel includes active system, servo system, backing system, outer crawler belt, rackwork and driving wheel, the output shaft of drive system is connected with active system, active system is connected by belt with servo system, the rackwork for adjusting active system rotating speed is provided with active system, servo system is connected with backing system, backing system is connected with driving wheel, and driving wheel engages with outer crawler belt and drives outer crawler haulage.
Description
Technical field
The split type creeper truck of the present invention, belongs to creeper truck technical field.
Background technology
Creeper truck of the prior art adjusts the disc in speed changer using Puli pearl more, and skin is controlled by Puli pearl
The field of conjugate action of band and disc, so as to realize the speed governing and steering to creeper truck, but it is required larger when speed governing speed per hour is than change
Power, unnecessary delay is caused in shift process, simultaneously because Puli pearl is to adjust disc axial direction position by centrifugal force
Put, therefore can not accurately control its speed, and turning to then needs adjustment pedal to control the variable-diameter of driving wheel, so makes behaviour
Make inconvenience, practicality is poor.
Other, detachable creeper truck in the prior art, car body weight is heavier, although after dismounting Athey wheel, vehicle body
Weight has mitigated, but for carrying, or some inconvenience, the distribution of weight of Athey wheel and vehicle body after dismounting it is inadequate
Uniformly.
The content of the invention
The invention overcomes the deficiencies of the prior art, and provides split type creeper truck, using rackwork to crawler belt
Car carries out speed governing and steering, rackwork and the axial location of dished wheel is adjusted, by the difference of spacing between disc, from
And it is adjusted to being wound in the transmission speed of transmission belt on disc so that regulate the speed more accurate, both sides crawler belt will be controlled
Speed change system and backing system be respectively placed in two Athey wheels, mitigate the weight of vehicle body, meanwhile, using hang will
Both sides Athey wheel is arranged at vehicle body both sides, and the Athey wheel of suspension can be dismounted arbitrarily, removes suspension assembly that can not travel area,
All parts weight after decomposition is more average, and car body weight is lighter, adult is arbitrarily carried.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：Split type creeper truck, including drivetrain
System, Athey wheel, support frame, pedal and action bars, the pedal are arranged at support frame top, and the drive system is fixed on support
The middle part of frame, the drive system include symmetrical two output shafts, and the Athey wheel symmetrically hangs on the both sides of support frame, institute
Stating Athey wheel includes active system, servo system, backing system, outer crawler belt, rackwork and driving wheel, the output shaft and master
Dynamic system is connected and drives active system to rotate, and the active system is connected with servo system by belt and drives servo system
Connect, the rackwork for adjusting active system rotating speed, the output end of the servo system are provided with the active system
Backing system is connected with, the backing system is connected with driving wheel by chain, and the driving wheel is engaged and driven with outer crawler belt
Outer crawler haulage.
The active system includes driving shaft, active dished wheel group and rackwork, and the output shaft is fixed with driving shaft
Connect and drive spindle rotation, the active dished wheel group, which is arranged on driving shaft and realized by driving shaft, to be rotated, described
Active dished wheel group includes disc and the first outer disc in first, and disc is located at close to the side of drive system in described first,
Its axial direction is fixed, and the first outer disc is located at outside, and its axial direction is set for activity, and the rackwork is positioned at the
The outside of one outer disc and the axial location for being used for adjusting the first outer disc；Disc and the first outer disc coordinate shape in described first
Into the first V-groove, belt is wound with first V-groove, the belt is driven by the rotation of active dished wheel group, described
The other end of belt is around on servo system.
The servo system includes driven shaft and driven dished wheel group, and the driven dished wheel group is set on driven shaft,
The driven dished wheel group includes disc and the second outer disc in second, and the axial direction of disc is movable in described second,
The spring for controlling its axial direction is provided with described second on the inside of disc, shelves lid is provided with the inside of the spring, it is described
The axial direction of shelves lid is fixed, and the second outer disc is axially fixed on driven shaft, in described second outside disc and second
Disc cooperatively forms the second V-groove, and belt, the transmission that the driven dished wheel group passes through belt are surround in second V-groove
And rotate, the driven shaft is rotated by the rotation of driven dished wheel group.
The rackwork includes promoting platform, catch bar, driving-chain and drive device, and the promotion platform is arranged at outside first
The outside of disc, the outer face for promoting platform are fixedly connected with one end of catch bar, and the catch bar is with externally threaded
Worm screw, the other end of the catch bar are provided with the worm gear coordinated with catch bar, and the worm gear passes through driving-chain with drive device
Connection, the worm gear control its direction of rotation and rotary speed by drive device.
The outer end of the driven shaft is connected with the backing system for reversing, and the backing system includes planetary structure and changed
Mark structure, the gearshift mechanism include spline housing, the first meshing gear, the second meshing gear and for adjusting spline housing position
Spline housing adjuster, the planetary structure are arranged inside the first meshing gear, and the spline housing is to be provided with the middle part of both ends open
The cylindrical structure of baffle plate, one end of the spline housing be set on the first meshing gear and the second meshing gear on, described second
The outside of meshing gear is provided with the shell for being used for fixing backing system position, and the other end of the spline housing is set in reversing
On shell, the spline adjuster includes permanent magnet and electromagnet, and the permanent magnet is embedded on baffle plate, the electromagnet
It is arranged on shell.
A kind of preferred embodiment, multiple damping devices, the damping device pair are provided between the Athey wheel and support frame
Title is arranged between Athey wheel and support frame, and the damping device includes upper link, lower link, position-limited rack and buffer,
The upper link is fixed on the upper end of support frame, and the lower link is fixed on the lower end of support frame, the buffer it is upper
End is fixed on link, and the lower end of the buffer is fixed on lower link, and the position-limited rack is set in buffer
Outside and between upper link and lower link.
Another preferred embodiment, also include damping device on the Athey wheel, the damping device is set by supporting plate
Inside the circular region of outer crawler belt.
The Athey wheel is provided with guide wheel, and the guide wheel quantity is multiple, for supporting outer crawler belt.
The electric control gear for controlling whole creeper truck motion is provided with the action bars.
The present invention has the advantages that compared with prior art：
1st, whole speed change steering gear is put into crawler belt, mitigates the weight of device in support frame, when Athey wheel is from support frame
On when removing, total quality is light enough in support frame, and an adult can carry out hand haulage so that each portion under splitting
The weight of part is average.
2nd, the disc position in active system is adjusted using rackwork so that the control of disc is more accurate, realization pair
Speed and the random control turned to.
3rd, the movable disk in active dished wheel group is arranged on outside so that rackwork can be installed on active dished wheel
The outside of group, and movable disk is controlled, meanwhile, it is symmetrically arranged with two rackworks so that two active dished wheel groups
The control distinguished, realize the function of steering.
4th, the movable disk of driven dished wheel group is arranged on inner side, coordinates with the movable disk of active dished wheel, realize to skin
The control of band.
5th, backing system is respectively arranged with two driven shafts, realizes the backing performance of creeper truck.
The 6th, buffer unit is set between Athey wheel and support frame, add the safety coefficient and stability of creeper truck.
7th, using electric control operation, more precise control, convenient use are carried out to the speed of this creeper truck, steering and reversing
Person uses.
Brief description of the drawings
The present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of Athey wheel in the present invention.
Fig. 2 is the structural representation of the present invention.
Fig. 3 is the internal structure schematic diagram of Athey wheel in the present invention.
Fig. 4 is the structural representation when backing system of the present invention rotates forward.
Structural representation when Fig. 5 is the backing system reversion of the present invention.
Fig. 6 is the structural representation with shock mitigation system of the present invention.
Fig. 7 is the structural representation for carrying shock mitigation system in the present invention in Athey wheel.
1 it is active system in figure, 2 be servo system, 3 be backing system, 4 be Athey wheel, 5 be support frame, 6 is outer shoe
Band, 7 be driving wheel, 8 be guide wheel, 11 be power wheel, 12 be driving shaft, 13 be active dished wheel group, 14 be rackwork, 111
It is disc in first for output shaft, 131,132 be the first outer disc, 133 be the first V-groove, 134 is that belt 134,21 is driven
Axle 21,22 is driven dished wheel group, 221 is disc in second, 222 is the second outer disc, 223 is spring, 224 is shelves lid, 225
For the second V-groove, 141 be promote platform, 142 be catch bar, 143 be driving-chain, 144 be drive device, 145 be worm gear, 31 be
Planetary structure, 32 be gearshift mechanism, 321 be spline housing, 322 be the first meshing gear, 323 be the second meshing gear, 324 be colored
Key set adjuster, 325 be baffle plate, 33 be shell, 326 be permanent magnet, 327 be electromagnet, 9 be damping device, 91 be upper company
Connect frame, 92 be lower link, 93 be position-limited rack, 94 be buffer, 95 be supporting plate.
Embodiment
As shown in Fig. 1 ~ Fig. 7, the split type creeper truck of the present invention, including drive system 11, Athey wheel 4, support frame 5, pedal
And action bars, the pedal are arranged at the top of support frame 5, the drive system 11 is fixed on the middle part of support frame 5, the driving
System 11 includes symmetrical two output shafts 111, and the Athey wheel 4 symmetrically hangs on the both sides of support frame 5, the Athey wheel 4
Including active system 1, servo system 2, backing system 3, outer crawler belt 6, rackwork 14 and driving wheel 7, the output shaft 111 with
Active system 1 connects and drives active system to rotate, the active system 1 be connected by belt with servo system 2 and drive from
Dynamic system 2 is connected, and the rackwork 14 for adjusting the rotating speed of active system 1, the driven system are provided with the active system 1
System 2 output end be connected with backing system 3, the backing system 3 is connected with driving wheel 7 by chain, the driving wheel 7 with outside
Crawler belt 6 engages and drives outer crawler haulage.
The active system 1 includes driving shaft 12, active dished wheel group 13 and rackwork 14, the output shaft 111 with
Driving shaft 12 is fixedly connected and drives driving shaft 12 to rotate, and the active dished wheel group 13 is arranged on driving shaft 12 and passes through master
Moving axis 12 realizes rotation, and the active dished wheel group 13 includes 131 and first outer disc 132 of disc in first, in described first
Disc 131 is located to be fixed close to the side of drive system 11, its axial direction, and the first outer disc 132 is located at outside, its axle
Set to direction for activity, the rackwork 14 is located at the outside of the first outer disc 132 and for adjusting the first outer disc 132
Axial location；131 and first outer disc 132 of disc cooperatively forms the first V-groove 133, first V-groove in described first
Belt 134 is wound with 133, the belt 134 is driven by the rotation of active dished wheel group 13, the belt 134 it is another
End is around on servo system 2.
The servo system 2 includes driven shaft 21 and driven dished wheel group 22, the driven dished wheel group 22 be set in from
On moving axis 21, the driven dished wheel group 22 includes 221 and second outer disc 222 of disc in second, disc 221 in described second
Axial direction to be movable, the inner side of disc 221 is provided with the spring 223 for controlling its axial direction in described second, described
The inner side of spring 223 is provided with grade lid 224, and the axial direction of the shelves lid 224 is fixed, the axial direction of the second outer disc 222
It is fixed on driven shaft 21,221 and second outer disc 222 of disc cooperatively forms the second V-groove 225 in described second, and described
Rotated in two V-grooves 225 around belt 134, the driven dished wheel group 22 by the transmission of belt 134, the driven shaft
21 are rotated by the rotation of driven dished wheel group 22.
The rackwork 14 is two, is symmetricly set in the outside of two active dished wheel groups 13, the rackwork
14 include promoting platform 141, catch bar 142, driving-chain 143 and drive device 144, and the promotion platform 141 is arranged at the first outer dish
The outside of disk 132, the outer face for promoting platform 141 are fixedly connected with one end of catch bar 142, and the catch bar 142 is band
There is externally threaded worm screw, the other end of the catch bar 142 is provided with the worm gear 145 coordinated with catch bar 142, the worm gear
145 are connected with drive device 144 by driving-chain 143, the worm gear 145 by drive device 144 control its direction of rotation and
Rotary speed.
When needing to change the speed of creeper truck, while adjust the rackwork 144 of both sides so that two the first outer discs
132 move to inner or outer side simultaneously, and after mobile, the first V-groove 133 can change because of the movement of the first outer disc 132, this
When be installed in the first V-groove 133 the V-groove 133 of belt 134 and first contact surface change, so as to change the transmission of belt 134
Speed, because the other end of belt 134 is set in the second V-groove 225, therefore the rotary speed of driven dished wheel group 22 changes
Become, so as to change the translational speed of creeper truck.
When needing creeper truck to turn to, the rackwork 144 of one side is adjusted so that produce speed between two belts 134
Difference, speed difference causes the rotary speeies of two driven dished wheel groups 22 not identical, so as to realize the steering of creeper truck.
Other, the outer end of the driven shaft 21 is connected with the backing system 3 for reversing, and the backing system 3 includes
Planetary structure 31 and gearshift mechanism 32, the gearshift mechanism 32 include spline housing 321, the first meshing gear 322, the second engaging tooth
Wheel 323 and the spline housing adjuster 324 for adjusting the position of spline housing 321, the planetary structure 31 are arranged at the first engaging tooth
Wheel 322 inside, the spline housing 321 be both ends open in the middle part of be provided with baffle plate 325 cylindrical structure, the one of the spline housing 321
End is set on the first meshing gear 322 with the second meshing gear 323, and the outside of second meshing gear 323 is provided with use
Shell 33 in the fixed position of backing system 3, the other end of the spline housing 321 is set on shell 33 in reversing, described
Spline adjuster 324 includes permanent magnet 326 and electromagnet 327, and the permanent magnet 326 is embedded on baffle plate 325, the electricity
Magnet 327 is arranged on shell 33.
When creeper truck forward travel, spline housing 321 simultaneously with the first meshing gear 322 and the second meshing gear 323, this
When input shaft rotate forward, due to spline housing 321 simultaneously with the first meshing gear 322 and the second meshing gear 323, therefore entirely
Backing system 3 rotates forward simultaneously, so as to realize the positive movement of creeper truck.
When creeper truck is moved backward, start spline adjuster 324, electromagnet 327 is powered, the electromagnet 327 after energization is inhaled
Draw the permanent magnet 326 for being embedded in baffle plate 325 so that the drive spline housing 321 of baffle plate 325 is attracted to the side of shell 33, simultaneously
Spline housing 321 departs from the first meshing gear 322, is connected with the second meshing gear 323 and shell 33, and now, input shaft is positive to be turned
It is dynamic so that planetary structure 31 rotates backward, because the internal tooth of the first meshing gear 322 engages with planetary structure 31, therefore first
Meshing gear 322 rotates backward, and because the first meshing gear 322 departs from spline housing 321, therefore the first meshing gear 322 is not
Spline housing 321 can be driven to rotate, therefore the meshing gear 323 of spline housing 321 and second is static, the first meshing gear 322 reversely turns
Dynamic, first meshing gear 322 is connected with extraneous crawler belt, so as to realize the reversing of whole creeper truck.
Other, as a kind of preferred embodiment, multiple damping devices 9 are provided between the Athey wheel 4 and support frame 5,
The damping device 9 is symmetricly set between Athey wheel 4 and support frame 5, and the damping device 9 includes upper link 91, lower company
Frame 92, position-limited rack 93 and buffer 94 are connect, the upper link 91 is fixed on the upper end of support frame 5, and the lower link 92 is solid
Due to the lower end of support frame 5, the upper end of the buffer 94 is fixed on link 91, and the lower end of the buffer 94 is fixed
In on lower link 92, the position-limited rack 93 be set in the outside of buffer and positioned at upper link 91 and lower link 92 it
Between.
As another preferred embodiment, the damping device 9 is arranged on Athey wheel 4, the damping device（9）Pass through branch
Fagging 95 is arranged at outer crawler belt（6）Inside circular region.
The Athey wheel 4 is provided with guide wheel 8, and the quantity of guide wheel 8 is multiple, for supporting outer crawler belt 6.
Other, the electric control gear for controlling whole creeper truck motion, the motion of full car are provided with the action bars
It is controlled by electronic control module, control more accurately and is stably improved the operating safety factor of this creeper truck.
Embodiments of the invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned implementation
Example, in those of ordinary skill in the art's possessed knowledge, can also make on the premise of present inventive concept is not departed from
Go out various change.
Claims (9)
1. split type creeper truck, it is characterised in that：Including drive system（11）, Athey wheel（4）, support frame（5）, pedal and operation
Bar, the pedal are arranged at support frame（5）Top, the drive system（11）It is fixed on support frame（5）Middle part, the driving
System（11）Including symmetrical two output shafts（111）, the Athey wheel（4）Symmetrically hang on support frame（5）Both sides, it is described
Athey wheel（4）Including active system（1）, servo system（2）, backing system（3）, outer crawler belt（6）, rackwork（14）And driving
Wheel（7）, the output shaft（111）With active system（1）Connect and drive active system to rotate, the active system（1）Pass through
Belt and servo system（2）Connect and drive servo system（2）Connection, the active system（1）On be provided with for adjusting master
Dynamic system（1）The rackwork of rotating speed（14）, the servo system（2）Output end be connected with backing system（3）, the reversing
System（3）With driving wheel（7）Connected by chain, the driving wheel（7）With outer crawler belt（6）Engage and drive outer crawler haulage,
The action bars is arranged at support frame（2）Front side.
2. split type creeper truck according to claim 1, it is characterised in that：The active system（1）Including driving shaft
（12）, active dished wheel group（13）And rackwork（14）, the output shaft（111）With driving shaft（12）It is fixedly connected and drives
Driving shaft（12）Rotation, the active dished wheel group（13）It is arranged at driving shaft（12）Go up and pass through driving shaft（12）Realize rotation
Turn, the active dished wheel group（13）Including disc in first（131）With the first outer disc（132）, disc in described first
（131）Positioned at close to drive system（11）Side, its axial direction fixes, the first outer disc（132）Positioned at outside, its
Axial direction is set for activity, the rackwork（14）Positioned at the first outer disc（132）Outside and for adjusting outside first
Disc（132）Axial location；Disc in described first（131）With the first outer disc（132）Cooperatively form the first V-groove
（133）, first V-groove（133）Inside it is wound with belt（134）, the belt（134）Pass through active dished wheel group（13）Rotation
Then it is driven, the belt（134）The other end be around in servo system（2）On.
3. split type creeper truck according to claim 1, it is characterised in that：The servo system（2）Including driven shaft
（21）With driven dished wheel group（22）, the driven dished wheel group（22）It is set in driven shaft（21）On, the driven dished wheel
Group（22）Including disc in second（221）With the second outer disc（222）, disc in described second（221）Axial direction for live
Dynamic formula, disc in described second（221）Inner side be provided with control its axial direction spring（223）, the spring（223）'s
Inner side is provided with shelves lid（224）, the shelves lid（224）Axial direction fix, the second outer disc（222）Axial restraint
In driven shaft（21）On, disc in described second（221）With the second outer disc（222）Cooperatively form the second V-groove（225）, institute
State the second V-groove（225）Interior circular belt（134）, the driven dished wheel group（22）Pass through belt（134）Transmission and revolve
Turn, the driven shaft（21）Pass through driven dished wheel group（22）Rotation and rotate.
4. split type creeper truck according to claim 1, it is characterised in that：The rackwork（14）Including promoting platform
（141）, catch bar（142）, driving-chain（143）And drive device（144）, the promotion platform（141）It is arranged at the first outer disc
（132）Outside, the promotion platform（141）Outer face and catch bar（142）One end be fixedly connected, the catch bar
（142）For with externally threaded worm screw, the catch bar（142）The other end be provided with and catch bar（142）The worm gear of cooperation
（145）, the worm gear（145）With drive device（144）Pass through driving-chain（143）Connection, the worm gear（145）Filled by driving
Put（144）Control its direction of rotation and rotary speed.
5. split type creeper truck according to claim 3, it is characterised in that：The driven shaft（21）Outer end be connected with use
In the backing system of reversing（3）, the backing system（3）Including planetary structure（31）And gearshift mechanism（32）, the gear shift knot
Structure（32）Including spline housing（321）, the first meshing gear（322）, the second meshing gear（323）With for adjusting spline housing
（321）The spline housing adjuster of position（324）, the planetary structure（31）It is arranged at the first meshing gear（322）Inside, it is described
Spline housing（321）To be provided with baffle plate in the middle part of both ends open（325）Cylindrical structure, the spline housing（321）One end be set in
First meshing gear（322）Upper and the second meshing gear（323）On, second meshing gear（323）Outside be provided be used for
Fixed backing system（3）The shell of position（33）, the spline housing（321）The other end reversing when be set in shell（33）
On, the spline adjuster（324）Including permanent magnet（326）And electromagnet（327）, the permanent magnet（326）It is embedded in
Baffle plate（325）On, the electromagnet（327）It is arranged at shell（33）On.
6. split type creeper truck according to claim 1, it is characterised in that：The Athey wheel（4）And support frame（5）Between
It is provided with multiple damping devices（9）, the damping device（9）It is symmetricly set in Athey wheel（4）And support frame（5）Between, it is described
Damping device（9）Including upper link（91）, lower link（92）, position-limited rack（93）And buffer（94）, the upper link
（91）It is fixed on support frame（5）Upper end, the lower link（92）It is fixed on support frame（5）Lower end, the buffer
（94）Upper end be fixed on link（91）On, the buffer（94）Lower end be fixed on lower link（92）On, it is described
Position-limited rack（93）It is set in the outside of buffer and is located at upper link（91）With lower link（92）Between.
7. split type creeper truck according to claim 1, it is characterised in that：The Athey wheel（4）On also include damping fill
Put（9）, the damping device（9）Pass through supporting plate（95）It is arranged at outer crawler belt（6）Inside circular region.
8. split type creeper truck according to claim 1, it is characterised in that：The Athey wheel（4）It is provided with guide wheel（8）,
The guide wheel（8）Quantity is multiple, for supporting outer crawler belt（6）.
9. split type creeper truck according to claim 1, it is characterised in that：It is provided with the action bars whole for controlling
The electric control gear of individual creeper truck motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510721548.XA CN105270497B (en) | 2015-10-30 | 2015-10-30 | Split type creeper truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510721548.XA CN105270497B (en) | 2015-10-30 | 2015-10-30 | Split type creeper truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105270497A CN105270497A (en) | 2016-01-27 |
| CN105270497B true CN105270497B (en) | 2018-04-06 |
Family
ID=55140516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510721548.XA Active CN105270497B (en) | 2015-10-30 | 2015-10-30 | Split type creeper truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105270497B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387940A (en) * | 2017-09-22 | 2017-11-24 | 南京天创电子技术有限公司 | A kind of pipe robot magnetic suck caterpillar belt structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3743043A (en) * | 1970-05-27 | 1973-07-03 | Y Gelinas | Transmission and steering systems for vehicles provided with non-steerable wheels |
| CN103144670A (en) * | 2013-03-19 | 2013-06-12 | 陈全强 | Track vehicle |
| CN104309687A (en) * | 2014-10-29 | 2015-01-28 | 陈全强 | Improved individual tank |
| CN104890745A (en) * | 2015-04-29 | 2015-09-09 | 山西极简科技有限公司 | Detachable type caterpillar having infinitely variable transmission and reversing functions |
| CN205168679U (en) * | 2015-10-30 | 2016-04-20 | 山西极简科技有限公司 | Split type tracked vehicle |
-
2015
- 2015-10-30 CN CN201510721548.XA patent/CN105270497B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3743043A (en) * | 1970-05-27 | 1973-07-03 | Y Gelinas | Transmission and steering systems for vehicles provided with non-steerable wheels |
| CN103144670A (en) * | 2013-03-19 | 2013-06-12 | 陈全强 | Track vehicle |
| CN104309687A (en) * | 2014-10-29 | 2015-01-28 | 陈全强 | Improved individual tank |
| CN104890745A (en) * | 2015-04-29 | 2015-09-09 | 山西极简科技有限公司 | Detachable type caterpillar having infinitely variable transmission and reversing functions |
| CN205168679U (en) * | 2015-10-30 | 2016-04-20 | 山西极简科技有限公司 | Split type tracked vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105270497A (en) | 2016-01-27 |
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