CN208748733U - Engineering truck - Google Patents
Engineering truck Download PDFInfo
- Publication number
- CN208748733U CN208748733U CN201821195382.8U CN201821195382U CN208748733U CN 208748733 U CN208748733 U CN 208748733U CN 201821195382 U CN201821195382 U CN 201821195382U CN 208748733 U CN208748733 U CN 208748733U
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- Prior art keywords
- equipment
- vehicle frame
- engineering truck
- platform
- work jibs
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of engineering trucks.Engineering truck includes vehicle frame, the work jibs being set on vehicle frame and equipment platform, and equipment platform is set on vehicle frame and is placed at least two equipments.There is engineering truck working condition and equipment to replace state, and the relative position between equipment platform and work jibs convertibly be arranged so that work jibs are located at the top of equipment platform and corresponding with the position of equipment to be replaced at least two equipments in equipment replacement state.The engineering truck of the utility model is arranged to place the equipment platform of equipment on vehicle frame, and the relative position between equipment platform and work jibs is changeable, to when needing replacing equipment, as long as work jibs is made to be located at the top of equipment platform and corresponding with the position of equipment to be replaced to making work jibs connect with equipment to be replaced, equipment replacing construction is reduced, operating efficiency is effectively improved.
Description
Technical field
The utility model relates to technical field of engineering machinery, in particular to a kind of engineering truck.
Background technique
With the development of excavator technology and constantly bringing forth new ideas for equipment, the work jibs of excavator can be equipped with quartering hammer,
Hydraulic shear grabs a variety of equipments such as stone implement, tamper, rock saw for meeting different work demand.Under normal circumstances, work jibs
The equipment work long period be will use after replacing a kind of equipment without frequently replacing other equipments.But certain special
In the case of, such as situations such as rescue, frequent replacement operation equipment within a short period of time is needed according to different operating condition work jibs,
This needs such self-contained a variety of equipments of engineering truck.
A variety of equipments of engineering truck pass through rope, suspender belt etc. mostly and are fixed on vehicle frame, when needing replacing equipment, need
It is accomplished manually disassembly installation, operating efficiency is seriously affected, occupies excessive sue and labour the time.And a variety of machines of some engineering trucks
Tool, which also needs to be equipped with special auxiliary vehicle, to be transported, higher cost and the application range for reducing engineering truck.
Utility model content
The purpose of this utility model is to provide a kind of engineering trucks, in order to replace equipment.
The utility model provides a kind of engineering truck, comprising:
Vehicle frame；
Work jibs are set on vehicle frame；With
Equipment platform, is set on vehicle frame and is placed at least two equipments, and engineering truck has working condition and equipment
Replacement state, the relative position between equipment platform and work jibs be convertibly arranged so that equipment replace state when work jibs
Positioned at the top of equipment platform and corresponding with the position of equipment to be replaced at least two equipments.
In some embodiments, equipment platform is movably arranged relative to vehicle frame.
In some embodiments, equipment platform can be rotatably set relative to vehicle frame around platform rotating shaft, and equipment platform
On at least two equipments be substantially equidistantly arranged with platform rotating shaft.
In some embodiments, engineering truck further includes chassis, vehicle frame relative to chassis around vehicle frame rotating shaft rotationally
Setting, platform rotating shaft and vehicle frame rotating shaft are coaxially disposed.
In some embodiments, engineering truck further includes chassis, vehicle frame relative to chassis around vehicle frame rotating shaft rotationally
Setting, in working condition, at least two equipments are located at the opposite sides of vehicle frame rotating shaft with work jibs.
In some embodiments, engineering truck further includes position-detection sensor, and position-detection sensor is used for detection machine
Have position of the platform relative to work jibs.
In some embodiments, engineering truck further includes the controller that setting is coupled with position-detection sensor, controller
The actual position information and equipment platform that are detected according to position-detection sensor target position information control equipment platform and/
Or work jibs movement.
In some embodiments, equipment platform is set to the lower section of vehicle frame, and position-detection sensor is set under vehicle frame
On side.
In some embodiments, the end of work jibs is provided with connector, and connector with equipment to be replaced for connecting.
In some embodiments, engineering truck further includes display, wherein display for show equipment platform relative to
The actual position information of work jibs；And/or display is for inputting target position information of the equipment platform relative to work jibs.
It is flat including vehicle frame, the work jibs being set on vehicle frame and equipment based on engineering truck provided by the utility model
Platform, equipment platform are set on vehicle frame and are placed at least two equipments.There is engineering truck working condition and equipment to replace shape
State, the relative position between equipment platform and work jibs is convertibly arranged so that work jibs are located at machine when equipment replaces state
The top of tool platform is simultaneously corresponding with the position of equipment to be replaced at least two equipments.The engineering truck of the utility model is in vehicle
It is arranged on frame dedicated for placing the equipment platform of equipment, and the relative position between equipment platform and work jibs is changeable,
To when needing replacing equipment, if make work jibs be located at equipment platform top and it is corresponding with the position of equipment to be replaced from
And it connect work jibs with equipment to be replaced, entire equipment replacement process is not necessarily to manually specially dismantle equipment from vehicle frame,
Equipment replacing construction is reduced, operating efficiency is effectively improved.And entire equipment replacement process is lower to replacement site requirements, thus
Improve the range of applicability of engineering truck.
By the detailed description referring to the drawings to the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is structural schematic diagram of the engineering truck of the utility model embodiment before installing equipment；
Fig. 2 is structural schematic diagram of the engineering truck of the utility model embodiment when installing equipment；
Fig. 3 is local interior's structural schematic diagram of the engineering truck of the utility model embodiment；
Fig. 4 is the overlooking structure diagram of engineering truck shown in Fig. 2；
Fig. 5 is the control principle schematic diagram of the engineering truck of the utility model embodiment.
Each appended drawing reference respectively represents:
1, work jibs；2, connector；3, chassis；4, vehicle frame；5, equipment platform；6, equipment group；The first equipment of 61-；62-
Two equipments；63- third equipment；The 4th equipment of 64-；7, vehicle frame rotary motor；8, equipment platform rotary motor；9, vehicle frame revolution branch
It holds；10, equipment platform pivoting support；11, position-detection sensor；12, controller；13, display；14, work jibs oil cylinder；
15, cylinder displacement sensor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In the following description, so-called " preceding " side referred to where the driver's cabin of engineering truck；" rear " refer to
" preceding " opposite side.
As shown in Figures 1 to 4, the engineering truck of the utility model embodiment includes:
Vehicle frame 4；
Work jibs 1 are set on vehicle frame 4；With
Equipment platform 5 is set on vehicle frame 4 and is placed at least two equipments.Engineering truck has working condition and machine
Has replacement state, the relative position between equipment platform 5 and work jibs 1 is convertibly arranged so as to make when equipment replaces state
Industry arm 1 is located at the top of equipment platform 5 and corresponding with the position of equipment to be replaced at least two equipments.
The engineering truck of the utility model embodiment is arranged dedicated for placing the equipment platform 5 of equipment on vehicle frame 4, and
And the relative position between equipment platform 5 and work jibs 1 is changeable, thus when needing replacing equipment, as long as making work jibs 1
It is whole in the top of equipment platform 5 and corresponding with the position of equipment to be replaced to making work jibs 1 connect with equipment to be replaced
A equipment replacement process reduces equipment replacing construction, effectively improves operating efficiency without manually specially dismantling equipment from vehicle frame.
And entire equipment replacement process is lower to replacement site requirements, to improve the range of applicability of engineering truck.
In at least one embodiment, engineering truck further includes chassis 3, and vehicle frame 4 can around vehicle frame rotating shaft relative to chassis 3
Rotationally it is arranged.In working condition, at least two equipments are located at the opposite sides of vehicle frame rotating shaft with work jibs 1.This reality
Apply example engineering truck it is in running order when, not used equipment is located at the opposite side of work jibs, to play counterweight
Effect, it is convenient to omit original counter weight device of engineering truck or the original counter weight device in part for reducing engineering truck, to subtract
The own wt of light engineering truck.
In at least one embodiment, equipment platform 5 is movably arranged relative to vehicle frame 4.Equipment platform 5 is relative to vehicle frame
4 is movable, therefore when needing replacing equipment, directly control equipment platform 5 move to the lower section of work jibs 1 and continuously move to
Replacement equipment is corresponding with 1 position of work jibs, and then connection operation arm 1 and equipment to be replaced complete the replacement of equipment.
In the present embodiment, equipment platform 5 can be rotatably set relative to vehicle frame 4 around platform rotating shaft.In other accompanying drawings
In unshowned embodiment, equipment platform can also be arranged translatablely relative to vehicle frame, such as equipment platform is relative to vehicle frame
Translationally it is arranged along the longitudinal direction, when needing replacing equipment, the lower section of equipment platform translation to work jibs.
Due to being placed at least two equipments on equipment platform 5, to make work jibs 1 with it is to be replaced at least two equipments
Equipment accurately connects, therefore need to carry out precise measurement to equipment platform 5 and the relative position of work jibs 1.In one embodiment,
Engineering truck further includes position-detection sensor 11, and position-detection sensor 11 is for measuring tool platform 5 relative to work jibs 1
Position.
In at least one embodiment, as shown in figure 5, engineering truck further includes coupling setting with position-detection sensor 11
Controller 12, the target of actual position information and equipment platform 5 that controller 12 is detected according to position-detection sensor 11
Location information controls equipment platform 5 and/or work jibs 1 act.The engineering truck of the present embodiment is examined by controller according to position
It surveys the actual position information that sensor detects and closed-loop control is carried out to improve to the movement of equipment platform 5 and/or work jibs 1
Operating efficiency.It rotates to drive the rotation of work jibs 1 to realize work jibs 1 relative to chassis 3 for example, can control vehicle frame 4
Position is corresponding with the position of equipment to be replaced on equipment platform 5.Equipment platform 5 can also be controlled to rotate relative to vehicle frame 4
To make equipment platform 5 turn to so that the position of the equipment to be replaced on equipment platform 5 is corresponding with the position of work jibs 1.
It is described in detail below according to structure of the Fig. 1 to Fig. 5 to the engineering truck of one specific embodiment of the utility model.
As shown in Figure 1, the engineering truck of the present embodiment includes chassis 3, vehicle frame 4, work jibs 1 and equipment platform 5.Equipment
Equipment group 6 is placed on platform 5.Equipment group 6 includes at least two equipments.The end of work jibs 1 is provided with connector 2, connection
Device 2 with equipment for connecting.
As shown in Figure 1, the movement of work jibs 1 and posture are controlled by work jibs oil cylinder 14.And the work of the present embodiment
The displacement sensor 15 of the displacement for detecting work jibs oil cylinder 14 is additionally provided on industry arm oil cylinder 14.
The chassis 3 of the present embodiment is caterpillar chassis.In the unshowned embodiment of other accompanying drawings, chassis 3 be can also be
Automobile chassis or wheel undercarriage.
Vehicle frame 4 can be rotatably set relative to chassis 3.As shown in figure 3, vehicle frame 4 passes through vehicle frame pivoting support 9 and chassis 3
Connection, vehicle frame rotary motor 7 are fixed on vehicle frame 4 and vehicle frame 4 are driven to rotate relative to chassis 3.Specifically, vehicle frame rotary motor
7 can drive vehicle frame 4 to rotate by modes such as gear drives.
In the present embodiment, equipment platform 5 can be rotatably set relative to vehicle frame 4.As shown in figure 3, equipment platform 5 passes through
Equipment platform pivoting support 10 is connect with vehicle frame 4, and equipment platform rotary motor 8 is fixed on vehicle frame 4 and by gear drive band
Motivation has platform 5 and rotates.
The equipment platform 5 and vehicle frame 4 of the engineering truck of the present embodiment rotate independently of each other, are independent of each other.
The vehicle frame 4 of the present embodiment can be rotatably set relative to chassis 3 around vehicle frame rotating shaft, and equipment platform 5 is relative to vehicle
Frame 4 can be rotatably set around equipment platform rotating shaft, and the platform rotating shaft of the present embodiment and vehicle frame rotating shaft are coaxially disposed.
It is arranged so that vehicle frame 4 and equipment platform 5 around rotating coaxially to preventing engineering truck from occurring bias during the work time
Phenomena such as and keep operation more stable.
Since the equipment platform 5 of the present embodiment rotates movement relative to vehicle frame 4 around equipment platform rotating shaft, in order to make machine
Tool platform 5 only can be such that work jibs 1 connect with each equipment on equipment platform 5 without leaning on it again by rotating this movement
The mobile equipment of his means, as shown in figure 4, at least two equipments on the equipment platform 5 of the present embodiment are big with platform rotating shaft
Cause is equidistantly arranged.It is arranged so that each machine being set on equipment platform 5 during equipment platform 5 rotates
Tool can be by the lower section of work jibs 1, so that the connection or disassembly of realizing equipment are to complete more changing jobs for equipment.
In at least one embodiment, the shape of equipment platform 5 is sector.Each equipment of equipment group 6 is arranged at intervals at
On the inside of fan-shaped arc-shaped side.The equipment group 6 that Fig. 4 is exemplarily illustrated the present embodiment includes four equipments, respectively the first equipment
61, the second equipment 62, third equipment 63 and the 4th equipment 64.Specifically, each equipment can be quartering hammer, hydraulic shear, grab stone
Device, tamper, scraper bowl etc..
In the present embodiment, when engineering truck is in running order, at least two equipments and work jibs 1 are located at vehicle
The opposite sides of frame rotating shaft.That is, work jibs 1 are located at the front side of vehicle frame rotating shaft, at least two equipments are located at vehicle frame
The rear side of rotating shaft.It is arranged so that at least two equipments play the role of counterweight, so as to omit or reduce work
The original counterweight of journey vehicle simplifies the arrangement of engineering truck and mitigates the weight of engineering truck.
As shown in figure 3, in the present embodiment, equipment platform 5 is set to the lower section of vehicle frame 4.It is arranged so that this implementation
The engineering truck of example it is compact-sized, be easy on the basis of the structure of original engineering truck improvement cost embodiment has machine
Has the engineering truck of platform 5, thus use easy to spread.
Since each equipment on equipment platform 5 is all placed on setting position, then in order to required for accurately connecting more
The equipment changed, it is necessary to which the position and work jibs 1 where the equipment that accurate control equipment platform 5 is replaced required for turning to are opposite
It answers.In order to improve the accuracy of the rotation control of equipment platform 5, the engineering truck of the present embodiment further includes being set under vehicle frame 11
Position-detection sensor 11 on side, position-detection sensor 11 are used for position of the measuring tool platform 5 relative to work jibs 1
It sets.
As shown in figure 5, the engineering truck of the present embodiment further includes the controller for coupling setting with position-detection sensor 11
12.The target position information of actual position information and equipment platform 5 that controller 12 is detected according to position-detection sensor 11
Equipment platform 5 is controlled to act.
In order to improve the effect of visualization of the present embodiment engineering truck, the engineering truck of the present embodiment further includes display
13.Display 13 is for showing actual position information of the equipment platform 5 relative to work jibs 1.And display 13 can also be used
In target position information of the input equipment platform 5 relative to work jibs 1.
The course of work of the engineering truck of the present embodiment is as follows:
If not having any equipment on the connector 2 of work jibs 1, staff passes through the input needs of display 13 first at this time
The instruction of the equipment of connection, such as need to connect the first equipment 61.Controller 12 is surveyed according to cylinder displacement sensor 15 first
The real-time displacement of work jibs oil cylinder 14 to the movement of work jibs oil cylinder 14 carry out closed-loop control make work jibs 1 be raised up to not with machine
Has the ideal position of interference.Controller 12 controls vehicle frame rotary motor 7 again and remains stationary, and controls equipment platform rotary motor 8
Equipment platform 5 is driven to rotate so that then the lower section that the first equipment 61 is located at work jibs 1 controls work jibs oil cylinder 14 adjusts operation
The position of arm 1 and posture connect connector 2 with the first equipment 61 and dismantle to fix consolidating for the first equipment 61 and equipment platform 5
Determine device.Controller 12 controls the posture of work jibs 1 to the perfect condition that do not interfere with equipment platform 5 and controls machine after this
Tool platform 5 turns to the initial position of 4 rear end of vehicle frame.
It is first for the 4th equipment 64 is changed to the second equipment 62 when being provided with equipment on the connector 2 of work jibs 1
Fourth equipment 64 of the posture to 1 end of work jibs and other equipments on equipment platform 5 that first controller 12 first controls work jibs 1
The state that do not interfere, then control equipment platform rotary motor 8 and drive equipment platform 5 to rotate and make on equipment platform 5 for putting
The position for setting the 4th equipment 64 is in the lower section of work jibs 1, and controller 12, which controls work jibs 1, makes the 4th equipment 64 be placed into setting
Position simultaneously disconnects connector 2 with the 4th equipment 64.Controller 12 adjusts the postures of work jibs 1 to not interfering again at this time
Then the position of each equipment on equipment platform 5 controls equipment platform rotary motor 8 and equipment platform 5 is driven to rotate so that the
Two equipments 62, which are located at the lower section of work jibs 1 and control the postures of work jibs 1, makes the connector 2 and the second machine of 1 end of work jibs
Tool 62 connects and disassembles the fixation device of the second equipment 62 and equipment platform 5.After this, controller 12 adjusts operation again
Then the posture of arm 1 controls the rotation of equipment platform rotary motor 8 to the state that do not interfere with equipment platform 5 and drives equipment platform 5
Initial position, the i.e. rear side of vehicle frame 4 are returned to, to complete the replacement of equipment.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System；Although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should
Understand: specific implementation of the utility model can still be modified or is equally replaced to some technical characteristics
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (10)
1. a kind of engineering truck characterized by comprising
Vehicle frame (4)；
Work jibs (1) are set on the vehicle frame (4)；With
Equipment platform (5), is set on the vehicle frame (4) and is placed at least two equipments, and the engineering truck has work
State and equipment replace state, the relative position between the equipment platform (5) and the work jibs (1) be convertibly arranged with
When the equipment the replaces state work jibs (1) are made to be located at the top of the equipment platform (5) and with described at least two
The position of equipment to be replaced is corresponding in equipment.
2. engineering truck according to claim 1, which is characterized in that the equipment platform (5) is relative to the vehicle frame (4)
Movably it is arranged.
3. engineering truck according to claim 1, which is characterized in that the equipment platform (5) is relative to the vehicle frame (4)
It can be rotatably set around platform rotating shaft, and at least two equipment on the equipment platform (5) is returned with the platform
Shaft is substantially equidistantly arranged.
4. engineering truck according to claim 3, which is characterized in that the engineering truck further includes chassis (3), the vehicle
Frame (4) can be rotatably set relative to the chassis (3) around vehicle frame rotating shaft, the platform rotating shaft and the vehicle frame rotating shaft
Coaxial arrangement.
5. engineering truck according to claim 4, which is characterized in that the engineering truck further includes chassis (3), the vehicle
Frame (4) can be rotatably set relative to the chassis (3) around vehicle frame rotating shaft, in the working condition, at least two machine
Tool is located at the opposite sides of the vehicle frame rotating shaft with the work jibs (1).
6. engineering truck according to any one of claim 1 to 5, which is characterized in that the engineering truck further includes position
It sets detection sensor (11), the position-detection sensor (11) is for detecting the equipment platform (5) relative to the operation
The position of arm (1).
7. engineering truck according to claim 6, which is characterized in that the engineering truck further includes and the position detection
The controller (12) of sensor (11) coupling setting, the controller (12) detect according to the position-detection sensor (11)
Actual position information and the target position information of the equipment platform (5) control the equipment platform (5) and/or the operation
Arm (1) movement.
8. engineering truck according to claim 6, which is characterized in that the equipment platform (5) is set to the vehicle frame (4)
Lower section, the position-detection sensor (11) is set on the downside of the vehicle frame (4).
9. engineering truck according to claim 1, which is characterized in that the end of the work jibs (1) is provided with connector
(2), the connector (2) with the equipment to be replaced for connecting.
10. engineering truck according to any one of claim 1 to 5, which is characterized in that the engineering truck further includes showing
Show device (13), wherein the display (13) is for showing reality of the equipment platform (5) relative to the work jibs (1)
Location information；And/or the display (13) is for inputting target of the equipment platform (5) relative to the work jibs (1)
Location information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821195382.8U CN208748733U (en) | 2018-07-26 | 2018-07-26 | Engineering truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821195382.8U CN208748733U (en) | 2018-07-26 | 2018-07-26 | Engineering truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208748733U true CN208748733U (en) | 2019-04-16 |
Family
ID=66059044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821195382.8U Withdrawn - After Issue CN208748733U (en) | 2018-07-26 | 2018-07-26 | Engineering truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208748733U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716230A (en) * | 2018-07-26 | 2018-10-30 | 徐工集团工程机械有限公司 | Engineering truck |
| CN111021458A (en) * | 2019-12-04 | 2020-04-17 | 徐工集团工程机械有限公司 | Intelligent control system and method for arm support type emergency rescue vehicle |
-
2018
- 2018-07-26 CN CN201821195382.8U patent/CN208748733U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716230A (en) * | 2018-07-26 | 2018-10-30 | 徐工集团工程机械有限公司 | Engineering truck |
| CN108716230B (en) * | 2018-07-26 | 2023-10-03 | 江苏徐工工程机械研究院有限公司 | engineering vehicle |
| CN111021458A (en) * | 2019-12-04 | 2020-04-17 | 徐工集团工程机械有限公司 | Intelligent control system and method for arm support type emergency rescue vehicle |
| CN111021458B (en) * | 2019-12-04 | 2022-03-15 | 徐工集团工程机械有限公司 | Intelligent control system and method for arm support type emergency rescue vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220726 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20231003 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20231003 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |