CN207579990U - It may span across the engineering vehicle walking device of obstacle - Google Patents
It may span across the engineering vehicle walking device of obstacle Download PDFInfo
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- CN207579990U CN207579990U CN201721640232.9U CN201721640232U CN207579990U CN 207579990 U CN207579990 U CN 207579990U CN 201721640232 U CN201721640232 U CN 201721640232U CN 207579990 U CN207579990 U CN 207579990U
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- leg
- chassis
- obstacle
- foreleg
- wheel
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Abstract
A kind of engineering vehicle walking device that may span across obstacle provided by the utility model, it includes chassis, foreleg, back leg, front wheels and rear wheels, by jacking system or on chassis, the scraper bowl of engineering truck jacks up foreleg or back leg, foreleg is rotated by rotatory and extending device, propulsive mechanism driving Retractive leg stretches, the angle of back leg is adjusted by rear telescoping mechanism, trailing wheel is driven to push front-wheel by motor.Larger barrier cannot be crossed by overcoming former engineering truck, and the mode of handling or haul is needed to transport, and efficiency is low, it is of high cost the problem of.The utility model has rotates foreleg using the preceding connecting seat being connect with chassis, and foreleg is scalable and catches ground, and rear connecting seat makes back leg adjustable angle, and trailing wheel independently drives, suitable for adverse circumstances the characteristics of ancillary works vehicle across obstacle.
Description
Technical field
The utility model belongs to engineering truck technical field, is related to a kind of engineering vehicle walking device that may span across obstacle.
Background technology
Engineering truck is commonly used by people for excavating, transports, breaks stone etc., is directed to wheeled and endless-track vehicle, wheeled vehicle tool
There is travel speed fast, drive the characteristics of facilitating.But preferable road surface is needed, some barriers can not be crossed over and travelled；Crawler type
The part that vehicle compensates for wheeled vehicle is insufficient, can be good to the adhesive force on ground by some muddy roads, will not skid,
It is big with contact area of ground because crawler belt is connected with entire car body when by some small gully, mounds, easily cross, but
It is to encounter larger vertical obstacle can not just pass through, needs to haul using crane handling or trailer, efficiency is low, of high cost, needs more
Secondary loading, it is dangerous.
Invention content
The technical problem to be solved by the utility model is to provide a kind of engineering vehicle walking devices that may span across obstacle, adopt
Foreleg is rotated with the preceding connecting seat being connect with chassis, foreleg is scalable and catches ground, and rear connecting seat makes back leg adjustable angle,
Trailing wheel independently drives, the ancillary works vehicle across obstacle suitable for adverse circumstances, transports efficient quick, at low cost, safety
Reliably.
In order to solve the above technical problems, technical solution is used by the utility model：A kind of engineering that may span across obstacle
Vehicle running device, it includes chassis, foreleg, back leg, front wheels and rear wheels；The chassis includes connecting before being located at front both sides
The rear connecting seat of joint chair and two sides behind；The foreleg includes the Retractive leg being connect with rotation of leg；Foreleg is by axis pin with before connecting
Joint chair connects, and back leg is connect with rear connecting seat, and front wheels and rear wheels are connect respectively with foreleg and back leg.
The preceding connecting seat includes the rotatory and extending device being connect by axis pin with pedestal.
The rotation of leg includes being located therein the fixed axle block of fixed propulsive mechanism and lower part in cavity body.
The Retractive leg includes connecting the pawl with grabs ground ability with one end.
The rotatory and extending device telescopic end is connect with rotation of leg, and Retractive leg coordinates with the hollow cavity of rotation of leg, pushes away
End is promoted to be connect with Retractive leg into mechanism, the wheel shaft cooperation on the wheel hub and axle block on front-wheel.
The rear connecting seat includes the rear telescoping mechanism being connect with pedestal.
The back leg includes motor connected to it.
The rear connecting seat is connect by axis pin with chassis, and rear telescoping mechanism fixing end is connect with chassis, the wheel on trailing wheel
Hub coordinates with the wheel shaft on motor.
The rotatory and extending device or propulsive mechanism or rear telescoping mechanism are hydraulic cylinder or cylinder or turbine and worm.
The chassis is equipped with the rotatable jacking system contacted with ground, which can after being contacted with ground
Jack up front wheels and rear wheels.
A kind of engineering vehicle walking device that may span across obstacle, it includes chassis, foreleg, back leg, front wheels and rear wheels；Chassis
Including being located at the preceding connecting seat of front both sides and the rear connecting seat of two sides behind；Foreleg includes the Retractive leg being connect with rotation of leg；
Foreleg is connect by axis pin with preceding connecting seat, and back leg is connect with rear connecting seat, and front wheels and rear wheels are connect respectively with foreleg and back leg.It is logical
It crosses jacking system or the scraper bowl of engineering truck jacks up foreleg or back leg on chassis, foreleg is rotated by rotatory and extending device,
Propulsive mechanism driving Retractive leg stretches, and the angle of back leg is adjusted by rear telescoping mechanism, trailing wheel is driven to push front-wheel by motor,
The ancillary works vehicle across obstacle suitable for adverse circumstances.
In the preferred scheme, preceding connecting seat includes the rotatory and extending device being connect by axis pin with pedestal.Connecting seat is block
The fixing end cooperation rotation of shape structure, upper pin and rotatory and extending device, lower bearing pin are connect with rotation of leg, rotatory and extending device
Telescopic end connect with rotation of leg.
In the preferred scheme, rotation of leg includes being located therein the fixed wheel of fixed propulsive mechanism and lower part in cavity body
Axle bed.Rotation of leg is hollow polygon section bar, and inner wall is equipped with sliding slot, and propulsive mechanism is located in hollow cavity, Retractive leg and
Hollow cavity cooperation, propulsive mechanism fixing end are fixed with rotation of leg, and end is promoted to be connect with Retractive leg.
In the preferred scheme, Retractive leg includes connecting the pawl with grabs ground ability with one end.Retractive leg is hollow
Polygon section bar, outside be equipped with sliding rail, pawl be similar to multiple fingers claw-like structures, which is provided with connecting shaft and Retractive leg
Connection, pawl are located at outside the hollow cavity of rotation of leg.
In the preferred scheme, rotatory and extending device telescopic end is connect with rotation of leg, Retractive leg and the hollow chamber of rotation of leg
Body coordinates, and propulsive mechanism promotes end to be connect with Retractive leg, the wheel shaft cooperation on the wheel hub and axle block on front-wheel.It is simple in structure tight
It gathers, the fixation of rotatory and extending device is connect by axis pin with preceding connecting seat, and the other end is connect by axis pin base with rotation of leg, is being revolved
When turning telescoping mechanism expanding-contracting action, rotation of leg is pulled or pushed around connecting seat（11）On lower bearing pin be rotated up and down, on Retractive leg
Sliding rail and rotation of leg cavity in sliding slot coordinate, the propulsion end of propulsive mechanism connect with Retractive leg, the stretching of promotion Retractive leg or
Retraction, axle block are triangular structure body, which is provided with the wheel shaft coordinated with bearing block, and wheel shaft coordinates with the wheel hub on front-wheel,
Sustainable ground is contacted with ground, and passes through the driving rolls forward of trailing wheel, flexible movements are reliable.
In the preferred scheme, rear connecting seat includes the rear telescoping mechanism being connect with pedestal.Connecting seat is similar to abnormity afterwards
Z-shaped configuration, the front end of bottom connect equipped with axis pin with chassis, and the front end at top is equipped with the flexible of axis pin and rear telescoping mechanism
End connection, the fixing end of rear telescoping mechanism are connect by axis pin with chassis, and rear telescoping mechanism connects after being pushed in telescopic process
Seat is rotated around the axis pin of front bottom end, adjusts the angle of back leg being connect with rear connecting seat.
In the preferred scheme, back leg includes motor connected to it.Back leg one end of rod-like structure connects with rear connecting seat
It connects, the motor base connection of the other end and drum-shaped, motor is located in motor base, and back leg can be used fastener with rear connecting seat and connect
Mode connect, it is convenient for disassembly and assembly.
In the preferred scheme, rear connecting seat is connect by axis pin with chassis, and rear telescoping mechanism fixing end is connect with chassis, after
Wheel shaft cooperation on wheel hub and motor on wheel.Structure simple and compact, rear telescoping mechanism, which stretches, makes rear connecting seat rotation adjustment back leg
Angle, trailing wheel is made to be contacted with ground, motor driving rear wheel push chassis travel forward.
In the preferred scheme, rotatory and extending device or propulsive mechanism or rear telescoping mechanism are hydraulic cylinder or cylinder or whirlpool
Worm and gear.Can different load, hydraulic pressure be driven according to the different mechanism of the different types of engineering truck selection connected from chassis
Oil cylinder torque is transmitted quick, and torque is big, and pneumatic cylinder buffers larger at work, is active in one's movements, turbine and worm gearratio is big, self-locking
Performance is good, and rotatory and extending device uses cylinder, and propulsive mechanism uses hydraulic cylinder, and rear telescoping mechanism uses turbine and worm, has
Rotation is quick, and strength of stretching is big, and self-locking property is good, and chassis runs more stable when loading larger, is not easy to skid.
In the preferred scheme, chassis be equipped with the rotatable jacking system contacted with ground, the jacking system with
Front wheels and rear wheels can be jacked up after the contact of ground.The jacking system includes the lifting seat being connect with chassis, the rotation being connect with lifting seat
Pivoted arm, rotating arm is rotatable and lifting seat is coordinated to be contacted with ground, and the front-wheel on chassis can be jacked up with after by the jacking system
Wheel in the case where not coordinating with engineering truck, can voluntarily clear the jumps.
A kind of engineering vehicle walking device that may span across obstacle provided by the utility model, it include chassis, foreleg, after
Leg, front wheels and rear wheels, by jacking system or on chassis, the scraper bowl of engineering truck jacks up foreleg or back leg, is stretched by rotation
Contracting mechanism rotates foreleg, and propulsive mechanism driving Retractive leg stretches, the angle of back leg is adjusted by rear telescoping mechanism, is driven by motor
Dynamic trailing wheel pushes front-wheel.Larger barrier cannot be crossed by overcoming former engineering truck, and the mode of handling or haul is needed to transport, effect
Rate is low, it is of high cost the problem of.The utility model has rotates foreleg using the preceding connecting seat being connect with chassis, and foreleg is scalable
With catch ground, rear connecting seat makes back leg adjustable angle, and trailing wheel independently drives, suitable for adverse circumstances ancillary works vehicle across
The characteristics of obstacle-overpass object.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is the schematic front view of the utility model.
Fig. 2 is the schematic top plan view of the utility model.
Fig. 3 is schematic cross-sectional view at the A-A of Fig. 1.
Fig. 4 is enlarged diagram at the B of Fig. 2.
Fig. 5 is the structure diagram of the utility model foreleg.
In figure：Chassis 1, preceding connecting seat 11, rotatory and extending device 111, rear connecting seat 12, rear telescoping mechanism 121, foreleg 2,
Rotation of leg 21, propulsive mechanism 211, axle block 212, Retractive leg 22, pawl 221, back leg 3, motor 31, front-wheel 4, trailing wheel 5.
Specific embodiment
In Fig. 1 ~ Fig. 5, a kind of engineering vehicle walking device that may span across obstacle, it include chassis 1, foreleg 2, back leg 3,
Front-wheel 4 and trailing wheel 5；The chassis 1 includes the rear connecting seat 12 of the preceding connecting seat 11 and two sides behind positioned at front both sides；Institute
The foreleg 2 stated includes the Retractive leg 22 being connect with rotation of leg 21；Foreleg 2 is connect by axis pin with preceding connecting seat 11, and back leg 3 connects with after
Joint chair 12 connects, and front-wheel 4 and trailing wheel 5 are connect respectively with foreleg 2 and back leg 3.Pass through jacking system or the engineering truck on chassis 1
Scraper bowl jack up foreleg 2 or back leg 3, pass through rotatory and extending device 111 and rotate foreleg 2, propulsive mechanism 211 drives Retractive leg 22
It is flexible, the angle of back leg 3 is adjusted by rear telescoping mechanism 121, trailing wheel 5 is driven to push front-wheel by motor 31, suitable for severe
Ancillary works vehicle across obstacle in environment.
In preferred scheme, the preceding connecting seat 11 includes the rotatory and extending device 111 being connect by axis pin with pedestal.Even
Joint chair is soil block cloddy, and the fixing end cooperation of upper pin and rotatory and extending device 111 rotates, and lower bearing pin connects with rotation of leg 21
It connects, the telescopic end of rotatory and extending device 111 is connect with rotation of leg 21.
In preferred scheme, the rotation of leg 21 include being located therein in cavity body fixed propulsive mechanism 211 and under
The fixed axle block 212 in portion.Rotation of leg 21 is hollow polygon section bar, and inner wall is equipped with sliding slot, and propulsive mechanism 211 is located at hollow
Cavity in, Retractive leg 22 coordinates with hollow cavity, and 211 fixing end of propulsive mechanism is fixed with rotation of leg 21, and propulsion end is with stretching
Contracting leg 22 connects.
In preferred scheme, the Retractive leg 22 includes connecting the pawl 221 with grabs ground ability with one end.Retractive leg
22 be hollow polygon section bar, and outside is equipped with sliding rail, and pawl 221 is the claw-like structures similar to multiple fingers, be which is provided with
Connecting shaft is connect with Retractive leg 22, and pawl 221 is located at outside the hollow cavity of rotation of leg 21.
In preferred scheme, 111 telescopic end of rotatory and extending device is connect with rotation of leg 21, Retractive leg 22 and rotation
The hollow cavity cooperation of leg 21, propulsive mechanism 211 promotes end to be connect with Retractive leg 22, on the wheel hub on front-wheel 4 and axle block 212
Wheel shaft cooperation.Simple and compact for structure, the fixation of rotatory and extending device 111 is connect by axis pin with preceding connecting seat 11, the other end
It is connect by axis pin base with rotation of leg 21, in 111 expanding-contracting action of rotatory and extending device, pulls or push rotation of leg 21 around connection
Seat（11）On lower bearing pin be rotated up and down, the sliding slot in the sliding rail on Retractive leg 22 and 21 cavity of rotation of leg coordinates, propulsive mechanism
211 propulsion end is connect with Retractive leg 22, pushes Retractive leg 22 extended or retracted, and axle block 212 is triangular structure body, thereon
Equipped with the wheel shaft coordinated with bearing block, wheel shaft coordinates with the wheel hub on front-wheel 4, contact with ground and can support ground, and after passing through
The driving rolls forward of wheel 5, flexible movements are reliable.
In preferred scheme, the rear connecting seat 12 includes the rear telescoping mechanism 121 being connect with pedestal.Connecting seat 12 afterwards
Similar to the Z-shaped configuration of abnormity, the front end of bottom is connect equipped with axis pin with chassis 1, and the front end at top is stretched equipped with axis pin with after
The telescopic end connection of contracting mechanism 121, the fixing end of rear telescoping mechanism 121 are connect by axis pin with chassis 1, rear telescoping mechanism 121
Connecting seat 12 is rotated around the axis pin of front bottom end after being pushed in telescopic process, the back leg 3 that adjustment is connect with rear connecting seat 12
Angle.
In preferred scheme, the back leg 3 includes motor 31 connected to it.3 one end of back leg of rod-like structure is with after
Connecting seat 12 connects, and the motor base connection of the other end and drum-shaped, motor 31 is located in motor base, back leg 3 and connecting seat（12）
The mode that fastener connection can be used connects, convenient for disassembly and assembly.
In preferred scheme, the rear connecting seat 12 is connect by axis pin with chassis 1, rear 121 fixing end of telescoping mechanism and
Chassis 1 connects, and the wheel hub on trailing wheel 5 coordinates with the wheel shaft on motor 31.Structure simple and compact, rear telescoping mechanism 121 stretch after making
Connecting seat 12 rotation adjustment back leg 3 angle, trailing wheel 5 is made to be contacted with ground, motor 31 drive trailing wheel 5 rotation promotion chassis 1 to
Preceding movement.
In preferred scheme, the rotatory and extending device 111 or propulsive mechanism 211 or rear telescoping mechanism 121 are hydraulic pressure
Oil cylinder or cylinder or turbine and worm.It can be driven according to the different mechanism of the different types of engineering truck selection connected from chassis 1
Different load, hydraulic cylinder torque are transmitted quick, and torque is big, and pneumatic cylinder buffers larger at work, is active in one's movements, turbine snail
Bar gearratio is big, and self-locking property is good, and rotatory and extending device 111 uses cylinder, and propulsive mechanism 211 uses hydraulic cylinder, rear flexible
Mechanism 121 uses turbine and worm, has rotation quick, and strength of stretching is big, and self-locking property is good, and chassis 1 is run when loading larger
It is more stable, it is not easy to skid.
In preferred scheme, the chassis 1 is equipped with the rotatable jacking system contacted with ground, which exists
Front-wheel 4 and trailing wheel 5 can be jacked up after being contacted with ground.The jacking system includes the lifting seat being connect with chassis 1, is connect with lifting seat
Rotating arm, rotating arm is rotatable and lifting seat is coordinated to be contacted with ground, and the front-wheel on chassis 1 can be jacked up by the jacking system
4 and trailing wheel 5, in the case where not coordinating with engineering truck, can voluntarily clear the jumps.
The as described above engineering vehicle walking device that may span across obstacle, during work, chassis 1 is connect with engineering truck, such as
Forklift is connect with chassis 1, and the wagon box of forklift jacks up the foreleg 2 being connect with chassis 1, rotatory and extending device 111 and propulsive mechanism 211
The rotation of Work Promote foreleg 2 is raised, Retractive leg 22 protracts, and pawl 221 firmly grasps ground, and the wagon box of forklift rotates to chassis 1 and pushes up below
Playing back leg 3 makes it hanging, and the work of propulsive mechanism 211 makes chassis 1, travels forward positioned at the One On The Chassis forklift and back leg 3, alternatively,
The rotation of connecting seat 12 makes back leg 3 turn an angle to contact with ground after 121 telescopic drive of telescoping mechanism afterwards, propulsive mechanism 211
It is worked at the same time with motor 31, propulsive mechanism 211 is pulled along chassis 1 when working, motor 31 drives trailing wheel 5 to rotate, and trailing wheel 5 drives
4 rolls forward of front-wheel, chassis 1 also move ahead accordingly, chassis 1 can ancillary works vehicle clear the jumps.
Alternatively, chassis 1 is not connect with engineering truck in use, the One On The Chassis jacking system can arbitrarily rotate, foreleg is jacked up
2 or back leg 3, make foreleg 2 or back leg 3 hanging.During work, the rotating arm of jacking system jacks up the foreleg 2 being connect with chassis 1, rotation
Turn telescoping mechanism 111 and the rotation of 211 Work Promote foreleg 2 of propulsive mechanism is raised, Retractive leg 22 protracts, pawl 221 firmly grasps ground, top
The rotating arm of lifting device rotates to chassis 1, and jack-up back leg 3 makes it hanging below, and the work of propulsive mechanism 211 makes chassis 1, the bottom of positioned at
Forklift and back leg 3 on disk 1 travel forward, alternatively, the rotation of connecting seat 12 makes 3 turns of back leg after 121 telescopic drive of rear telescoping mechanism
Dynamic certain angle is contacted with ground, and propulsive mechanism 211 and motor 31 work at the same time, and propulsive mechanism 211 is pulled along bottom when working
Disk 1, motor 31 drive trailing wheel 5 to rotate, and trailing wheel 5 drives 4 rolls forward of front-wheel, and chassis 1 also moves ahead accordingly, can voluntarily cross barrier
Hinder object.
Again alternatively, jacking system is coordinated to jack up foreleg 2 or back leg 3 when chassis 1 is connect with engineering truck, make foreleg 2 or after
Leg 3 is hanging.During work, the wagon box of forklift and the rotating arm of jacking system jack up the foreleg 2 being connect with chassis 1, rotary extension machine
Structure 111 and 211 Work Promote foreleg 2 of propulsive mechanism rotation raise, Retractive leg 22 protracts, pawl 221 firmly grasp ground, the wagon box of forklift
Rotating to chassis 1 with the rotating arm of jacking system, jack-up back leg 3 makes it hanging below, and the work of propulsive mechanism 211 makes chassis 1, position
It travels forward in the One On The Chassis forklift and back leg 3, alternatively, the rotation of connecting seat 12 makes back leg after 121 telescopic drive of rear telescoping mechanism
3 turn an angle contacts with ground, and propulsive mechanism 211 and motor 31 work at the same time, and propulsive mechanism 211 is pulled along when working
Chassis 1, motor 31 drive trailing wheel 5 to rotate, and trailing wheel 5 drives 4 rolls forward of front-wheel, and chassis 1 also moves ahead, surmounting obstacles accordingly
It is more steady during object.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
It makes, the feature in embodiment and embodiment in the application in the absence of conflict, mutually can be combined arbitrarily.This practicality is new
The protection domain of type should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim
Equivalents are protection domain.Equivalent replacement i.e. within this range is improved, also the scope of protection of the utility model it
It is interior.
Claims (10)
1. a kind of engineering vehicle walking device that may span across obstacle, it is characterized in that：It includes chassis（1）, foreleg（2）, back leg
（3）, front-wheel（4）And trailing wheel（5）；The chassis（1）Preceding connecting seat including being located at front both sides（11）With two sides behind
Connecting seat afterwards（12）；The foreleg（2）Including with rotation of leg（21）The Retractive leg of connection（22）；Foreleg（2）By axis pin with before
Connecting seat（11）Connection, back leg（3）With rear connecting seat（12）Connection, front-wheel（4）And trailing wheel（5）Respectively with foreleg（2）And back leg
（3）Connection.
2. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The preceding connecting seat
（11）Including the rotatory and extending device being connect by axis pin with pedestal（111）.
3. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The rotation of leg
（21）Including being located therein fixed propulsive mechanism in cavity body（211）With the fixed axle block in lower part（212）.
4. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The Retractive leg
（22）There is the pawl of grabs ground ability including being connect with one end（221）.
5. the engineering vehicle walking device according to claim 2 that may span across obstacle, it is characterized in that：The rotary extension
Mechanism（111）Telescopic end and rotation of leg（21）Connection, Retractive leg（22）With rotation of leg（21）Hollow cavity cooperation, propulsive mechanism
（211）Promote end and Retractive leg（22）Connection, front-wheel（4）On wheel hub and axle block（212）On wheel shaft cooperation.
6. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The rear connecting seat
（12）Including the rear telescoping mechanism being connect with pedestal（121）.
7. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The back leg（3）
Including motor connected to it（31）.
8. the engineering vehicle walking device according to claim 6 that may span across obstacle, it is characterized in that：The rear connecting seat
（12）By axis pin and chassis（1）Connection, rear telescoping mechanism（121）Fixing end and chassis（1）Connection, trailing wheel（5）On wheel hub with
Motor（31）On wheel shaft cooperation.
9. the engineering vehicle walking device that may span across obstacle according to Claims 2 or 3 or 6, it is characterized in that：The rotation
Turn telescoping mechanism（111）Or propulsive mechanism（211）Or rear telescoping mechanism（121）For hydraulic cylinder or cylinder or turbine and worm.
10. the engineering vehicle walking device according to claim 1 that may span across obstacle, it is characterized in that：The chassis（1）On
Equipped with the rotatable jacking system contacted with ground, which can jack up front-wheel after being contacted with ground（4）And trailing wheel
（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721640232.9U CN207579990U (en) | 2017-11-30 | 2017-11-30 | It may span across the engineering vehicle walking device of obstacle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721640232.9U CN207579990U (en) | 2017-11-30 | 2017-11-30 | It may span across the engineering vehicle walking device of obstacle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207579990U true CN207579990U (en) | 2018-07-06 |
Family
ID=62734750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721640232.9U Expired - Fee Related CN207579990U (en) | 2017-11-30 | 2017-11-30 | It may span across the engineering vehicle walking device of obstacle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207579990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792218A (en) * | 2017-11-30 | 2018-03-13 | 三峡大学 | It may span across the engineering vehicle walking device of obstacle |
| CN108857164A (en) * | 2018-07-18 | 2018-11-23 | 杜宗英 | Energy walking can turn can be across the Intelligent welding robot of parapet |
-
2017
- 2017-11-30 CN CN201721640232.9U patent/CN207579990U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792218A (en) * | 2017-11-30 | 2018-03-13 | 三峡大学 | It may span across the engineering vehicle walking device of obstacle |
| CN108857164A (en) * | 2018-07-18 | 2018-11-23 | 杜宗英 | Energy walking can turn can be across the Intelligent welding robot of parapet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20181130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |