CN106429887A - Remotely controllable mobile crane for erection of power transmission line pylon in mountainous region - Google Patents
Remotely controllable mobile crane for erection of power transmission line pylon in mountainous region Download PDFInfo
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- CN106429887A CN106429887A CN201610804225.1A CN201610804225A CN106429887A CN 106429887 A CN106429887 A CN 106429887A CN 201610804225 A CN201610804225 A CN 201610804225A CN 106429887 A CN106429887 A CN 106429887A
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- Prior art keywords
- crane
- transmission line
- remote
- car body
- mountain region
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/42—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Jib Cranes (AREA)
Abstract
The present invention provides a remotely controllable mobile crane for erection of a power transmission line pylon in a mountainous region. The crane comprises a crane body, a control assembly, a transmitting device, and a receiving device. The control assembly is connected to the crane body, and configured to control actions of the crane body. The receiving device is connected to the transmitting device, and configured to receive control signals transmitted by the transmitting device. The control assembly is connected to the receiving device, and configured to control the actions of the crane body according to the control signals received by the receiving device. In the crane provided by the present invention, the received device is used to receive the control signals transmitted by the transmitting device, and the control assembly controls the actions of the crane body according to the control signals received by the receiving device; thus, the purpose of remotely operating the crane is achieved without manual work; as a result, the crane is not limited to space and angles of view, and suitable for traveling on complex and dangerous landforms; and the accuracy and safety of operation of the crane are improved.
Description
Technical field
The present invention relates to T ＆ D Technology field, in particular to a kind of flowing of remote-controlled transmission line of electricity mountain region group tower
Formula crane.
Background technology
Runabout crane is an up one of transmission line of electricity group tower construction safety, quality, benefit, the important equipment of efficiency.
Circuit group tower construction has adopted the runabout cranes such as truck crane at present as far as possible, and the industry universal type truck crane such as building is mainly fitted
For landform is flatter, march into the arena road and lifting operation face meet require etc. under the conditions of tower erection construction.
Group tower construction specific purpose mobile crane demand essentially consists in two classes at present, and a class is for topographic relief amplitude relatively
Greatly, march into the arena the conditions such as the poor mountain region of road, specific purpose mobile crane Liftable group makes portion, steel tower section in certain altitude.
Another kind of is that specific purpose mobile crane can be organized vertical whole for conditions such as landform is flatter, the preferable hills of road of marching into the arena, level lands
Tower.
And existing crane is manipulating indoor manipulation crane job by driver, driver when manipulating office work,
The often various effect such as high temperature to be subject to, harmful gass and medium containing dust and vibration.When using crane group tower construction, department
Machine is often limited by space and visual angle, is unfavorable for observing, and commander, the information transmission link operating are more, increased behaviour
Make error, and then be unable to the docking realizing power transmission tower part of degree of precision, meanwhile, the accuracy of operation and continuity are all relatively
Low, and in hazard region traveling, big relatively thick climbing and lift heavy, security reliability is poor.
Content of the invention
In consideration of it, the present invention proposes a kind of remote-controlled transmission line of electricity mountain region group tower runabout crane it is intended to solve existing
Some cranes by manually operating, the problem that crane job degree of accuracy is low, safety is low that leads to.
On one side, the present invention proposes a kind of remote-controlled transmission line of electricity mountain region group tower runabout crane, including car body
With control assembly it is characterised in that also including：Dispensing device and reception device；Wherein, control assembly to be connected with car body, use
In control car body action；Reception device is electrically connected with dispensing device, the control signal sending for transmission and reception apparatus；Control total
Become to be connected with reception device, the control signal for being received according to reception device controls the action of car body.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, car body includes：Vehicle body and crawler belt
Walking mechanism；Creeper undercarriage is connected with vehicle body, for driving vehicle body to walk.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, car body also includes：Multiple stretch
Contracting supporting leg；Wherein, each telescopic legs are arranged at the both sides of vehicle body and are connected with vehicle body.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, creeper undercarriage is variable
Rail creeper undercarriage.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, car body also includes：Crane arm and
Slew gear；Wherein, crane arm is Multi-section retractable crane arm, and crane arm is connected with creeper undercarriage by slew gear
Connect.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, car body also includes：Sensor and
Alarm；Wherein, sensor is placed in the minor details arm of crane arm, for obtaining the numerical value of the voltage around minor details arm；Control assembly
Electrically connect with sensor, for receiving the voltage value of sensor acquisition, and send driving when voltage value is more than preset value
Signal；Alarm electrically connects with controlling assembly, for receiving drive signal and sending alarm signal.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, car body also includes：Master winch,
Secondary elevator and hydraulic power unit；Wherein, master winch is all connected with hydraulic power unit with secondary elevator, master winch, secondary elevator
All it is connected with vehicle body with hydraulic power.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, hydraulic power unit is provided with
Spare interface, spare interface is used for being connected with other equipment and exporting power to other equipment.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, dispensing device and reception device
For dedicated radio link.
Further, in the group tower runabout crane of above-mentioned remote-controlled transmission line of electricity mountain region, dispensing device and reception device
For wired electrical connection.
In the present invention, the control signal that reception device transmission and reception apparatus send, control assembly to be received according to reception device
Control signal control car body action it is achieved that need not be artificial, the purpose of remote manipulation crane, make this crane not be subject to space
With limiting it is adaptable to the traveling of complicated hazard region of visual angle, improve degree of accuracy and the safety of crane job.
Brief description
By reading the detailed description of hereafter preferred implementation, various other advantages and benefit are common for this area
Technical staff will be clear from understanding.Accompanying drawing is only used for illustrating the purpose of preferred implementation, and is not considered as to the present invention
Restriction.And in whole accompanying drawing, it is denoted by the same reference numerals identical part.In the accompanying drawings：
Fig. 1 is the structural representation of remote-controlled transmission line of electricity mountain region provided in an embodiment of the present invention group tower runabout crane
Figure；
Fig. 2 is that the another structure of remote-controlled transmission line of electricity mountain region provided in an embodiment of the present invention group tower runabout crane is shown
It is intended to.
Specific embodiment
It is more fully described the exemplary embodiment of the disclosure below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment it being understood, however, that may be realized in various forms the disclosure and should not be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to be able to be best understood from the disclosure, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.It should be noted that in the case of not conflicting, embodiment in the present invention and
Feature in embodiment can be mutually combined.To describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Referring to Fig. 1 and Fig. 2, in figure shows the remote-controlled transmission line of electricity mountain region group tower flow-type that the embodiment of the present invention proposes
The preferred structure of crane.As illustrated, this crane can include car body 1, control assembly (not shown), dispensing device
(not shown) and reception device (not shown).Wherein, assembly is controlled can be connected with car body 1, for controlling car
Body 1 action.
Car body can include：Vehicle body 11, creeper undercarriage 12, multiple telescopic legs 13, crane arm 111 and turn-around machine
Structure 112.
Creeper undercarriage 12 is connected with vehicle body 11, and creeper undercarriage 12 is used for driving vehicle body 11 to walk.Specifically real
Shi Shi, in creeper undercarriage 12, the track beam that track beam can be combined using rectangular box and square hole structure, creeper tread can
Think high strength alloy material, so that this creeper undercarriage 12 is had and powerful grab ground ability, cross-country power and road surface adaptability.
The grounding pressure of creeper undercarriage 12 is little, is suitable in soft ground and muddy ground running, and, this crawler travel machine
Structure 12 can make crane band carry walking, realize hanging of weight and transport.Additionally, can be realized by this creeper undercarriage 12
The pivot stud function of crane, and radius of turn is little.It should be noted that the concrete structure of creeper undercarriage 12 and and
Connected mode between vehicle body 11 is all known to those skilled in the art, therefore does not repeat.
Further, creeper undercarriage 12 can be rail-variable creeper undercarriage 12.When being embodied as, crawler travel
In mechanism 12, vehicle frame can be H type vehicle frame, and the square hole structure of H type vehicle frame and track beam cooperates, in the effect becoming cylinder of rail
Under, realize becoming rail function, that is, change the distance between crawler belt.When being embodied as, adopt narrow gauge during traveling, to improve crane
By performance, and during lift heavy, adopt broad gauge, to improve the lifting capacity of crane that is to say, that creeper undercarriage 12 can root
Carry out becoming rail according to different demands, and then improve lifting performance and the walking performance in complex road surface of crane.Need
Bright, the connected mode of the concrete structure of H type vehicle frame, the concrete structure of track beam and H type vehicle frame and track beam is this
Well known to skilled person, therefore do not repeat.
Each telescopic legs 13 can be arranged at the both sides of vehicle body 11 and be connected with vehicle body 11.Each telescopic legs 13 exist
During work, first protrude horizontally up outside car body 1, then vertically extend until contacting with ground.When being embodied as, ground is scalable with each
Partly being processed of supporting leg 13 contact, such as arrange support leg liner plate between ground and each telescopic legs 13, and then
Improve the lift heavy of this crane and the ratio of deadweight, make the lifting performance of this crane more preferable.Each telescopic legs 13 are acceptable
There is levelling function, to ensure car body 1 level, make lift heavy more steady.Additionally, each telescopic legs 13 are all permissible with vehicle body 11
For being detachably connected, workbox, depositing for instrument can be set in supporting leg.This crane can have supporting leg lift heavy, band
Lower limb crawler belt lift heavy and go three kinds of operating modes of supporting leg crawler belt lift heavy.The operating mode of supporting leg lift heavy, that is, each telescopic legs 13 stretch out, be supported in
Ground carries out lift heavy.With the operating mode of supporting leg crawler belt lift heavy, ground is supported in using creeper undercarriage and carries out lift heavy, and respectively may be used
Telescopic outrigger 13 had both been not used in support and had not dismantled, but as crane deadweight, increased the transaction capabilities of crawler belt lift heavy.Go to prop up
The operating mode of lower limb crawler belt lift heavy, will dismantle each telescopic legs, is supported in ground only with creeper undercarriage and carries out lift heavy.Tool
The operating mode of body can require according to lifting capacity and space limits and carries out selecting to use.It should be noted that each telescopic legs
13 concrete structure and the connected mode and vehicle body 11 between are all known to those skilled in the art, therefore do not repeat.
Crane arm 111 can be Multi-section retractable crane arm 111.When being embodied as, this crane arm 111 can be many for four sections
Side shape crane arm 111, material can select high-strength panel, compact setting between each joint arm, and then lifting when long-armed in realization
The more preferable purpose of performance.Crane arm 111 can be connected with creeper undercarriage 12 by slew gear 112.When being embodied as,
Slew gear 112 can be connected with the vehicle frame of creeper undercarriage 12, and slew gear 112 can along itself axial-rotation,
And then realize the purpose of migration object in horizontal plane.It should be noted that the concrete structure of crane arm 111, slew gear 112
Connected mode between concrete structure and crane arm 111 and slew gear 112 is all known to those skilled in the art, therefore not
Repeat.
Reception device is electrically connected with dispensing device, and dispensing device sends the control signal controlling car body 1, and reception device then connects
Transmit and receive the control signal of device transmission.Control assembly to be connected with reception device, control assembly to be received according to reception device
Control signal control car body 1 action.Assembly is controlled to control the action of car body 1 can include：The the rising and falling of crane arm 111, lifting
The pitching of arm 111, the flexible, revolution of slew gear 112 of crane arm 111, the walking of creeper undercarriage 12, Throttle Opening Control and
Display moment percentage ratio etc..Dispensing device and reception device for dedicated radio link or wired can electrically connect.Specifically real
Shi Shi, dispensing device can be by manually being operated to send control signal, and reception device can be arranged at car body 1.Work as transmission
When device and reception device are dedicated radio link, for making control signal effect preferably, between dispensing device and reception device away from
From should be in certain scope, such as when the distance between dispensing device and reception device are less than or equal to 100m, control signal
Laser propagation effect is preferable, and when the distance between dispensing device and reception device are more than 100m, control signal laser propagation effect then phase
To poor.
In the present embodiment, the control signal that reception device transmission and reception apparatus send, control assembly to be connect according to reception device
The control signal received controls car body 1 action it is achieved that need not be artificial, and the purpose of remote manipulation crane makes this crane not be subject to
The restriction at space and visual angle, it is adaptable to the traveling of complicated hazard region, improves degree of accuracy and the safety of crane job.This
Outward, when dispensing device is dedicated radio link with reception device, facilitate the control of car body action.Wired electrical connection can be used as standby
With when the dedicated radio link of dispensing device and reception device is invalid, adopting wired between dispensing device and reception device
Electrical connection is it is ensured that the normal operation of crane.
In above-described embodiment, vehicle body 11 can also include：Sensor (not shown) and alarm (not shown).
Wherein, sensor can be placed in the minor details arm (most going up a joint arm shown in Fig. 1) of crane arm 111, for obtaining around minor details arm
The magnitude of voltage of environment.Assembly is controlled to electrically connect with sensor, sensor sends the voltage value of acquisition to control assembly, works as electricity
When pressure numerical value is more than preset value, i.e. overtension, when can affect or even damage crane, control assembly can send drive signal,
And alarm electrically connects with controlling assembly, alarm can receive drive signal and send alarm signal, and, controls assembly can control
Crane processed stops operation to guarantee the safety of crane.When being embodied as, sensor and control between assembly and control total
Becoming and alarm between can be all dedicated radio link.Alarm can be buzzer.
In the present embodiment, crane has alarm for high voltage function it is ensured that the safety of crane job environment, improves peace
Full reliability.
In the various embodiments described above, vehicle body 11 can also include：Master winch (not shown), secondary elevator (not shown)
With hydraulic power unit (not shown).Wherein, crane can mainly configure master winch, option and installment pair elevator, master file
Raise, secondary elevator all can be connected with vehicle body 11 with hydraulic power unit, master winch and secondary elevator all can be filled with hydraulic power
Put and be connected.Hydraulic power unit, except having the oil-out being connected respectively with master winch, secondary elevator, can also reserve one
Interface, this spare interface can be connected with other equipment, such as stretching machine and rig etc., and dynamic for other equipment output
Power, certainly, when being embodied as, it is also possible to hydraulic power unit is connected with secondary elevator in the case of being configured without secondary elevator
The oil-out connecing is connected with other equipment, provides power for other equipment.It should be noted that the concrete structure of master winch,
Company between the concrete structure of secondary elevator, hydraulic power unit concrete structure and master winch, secondary elevator and hydraulic power unit
The mode that connects is all known to those skilled in the art, therefore does not repeat.
When being embodied as, hydraulic power unit can be for controlling bivariate plunger displacement pump and pilot operated valve device post-compensation load feedback system
The hydraulic system that system combines, the action of this hydraulic system can include：The elevator of master file poplar and secondary volume poplar, crane arm 111
Become spoke, the flexible, revolution of vehicle body 11 of crane arm 111 and the walking of creeper undercarriage 12.Joystick angle can control
Output pilot pressure, thus adjusting the size of multi-way valve opening, and then the rotating speed of control motor and direction of rotation, additionally, also
The discharge capacity of pump can be changed by load feedback system, and there is the function of Dual-pump flow-converging, improve working performance.
In the present embodiment, hydraulic power unit both can provide power for crane in itself, can carry for other equipment again
For power, it is widely used.
To sum up, in the present embodiment, the control signal that reception device transmission and reception apparatus send, control assembly according to reception dress
The control signal putting reception controls car body action it is achieved that need not be artificial, and the purpose of remote manipulation crane makes this crane not
Limited by space and visual angle it is adaptable to travelling of complicated hazard region, improve degree of accuracy and the safety of crane job.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprise these changes and modification.
Claims (10)
1. a kind of remote-controlled transmission line of electricity mountain region group tower runabout crane, including car body (1) and control assembly, its feature exists
In also including：Dispensing device and reception device；Wherein,
Described control assembly is connected with described car body (1), for controlling described car body (1) action；
Described reception device is electrically connected with described dispensing device, for receiving the control signal that described dispensing device sends；
Described control assembly is connected with described reception device, for the described control signal control being received according to described reception device
Make the action of described car body (1).
2. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 1 is it is characterised in that described car
Body (1) includes：Vehicle body (11) and creeper undercarriage (12)；
Described creeper undercarriage (12) is connected with described vehicle body (11), for driving described vehicle body (11) to walk.
3. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 2 is it is characterised in that described car
Body (1) also includes：Multiple telescopic legs (13)；Wherein,
Each described telescopic legs (13) are arranged at the both sides of described vehicle body (11) and are connected with described vehicle body (11).
4. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 2 it is characterised in that
Described creeper undercarriage (12) is rail-variable creeper undercarriage.
5. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 2 is it is characterised in that described car
Body (1) also includes：Crane arm (111) and slew gear (112)；Wherein,
Described crane arm (111) be Multi-section retractable crane arm, described crane arm (111) pass through described slew gear (112) with
Described creeper undercarriage (12) is connected.
6. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 5 is it is characterised in that described car
Body (1) also includes：Sensor and alarm；Wherein,
Described sensor is placed in the minor details arm of described crane arm (111), for obtaining the numerical value of the voltage around described minor details arm；
Described control assembly is electrically connected with described sensor, for receiving the voltage value that described sensor obtains, and described
Voltage value sends drive signal when being more than preset value；
Described alarm is electrically connected with described control assembly, for receiving described drive signal and sending alarm signal.
7. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 2 is it is characterised in that described car
Body (1) also includes：Master winch, secondary elevator and hydraulic power unit；Wherein,
Described master winch is all connected with described hydraulic power unit with described pair elevator, described master winch, described secondary elevator and
Described hydraulic power unit is all connected with described vehicle body (11).
8. remote-controlled transmission line of electricity mountain region group tower runabout crane according to claim 7 it is characterised in that
Described hydraulic power unit is provided with spare interface, described spare interface be used for being connected with other equipment and to described its
He exports power by equipment.
9. remote-controlled transmission line of electricity mountain region according to any one of claim 1 to 5 group tower runabout crane, its feature
It is,
Described dispensing device and described reception device are dedicated radio link.
10. remote-controlled transmission line of electricity mountain region according to any one of claim 1 to 5 group tower runabout crane, it is special
Levy and be,
Described dispensing device is wired electrical connection with described reception device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610804225.1A CN106429887A (en) | 2016-09-05 | 2016-09-05 | Remotely controllable mobile crane for erection of power transmission line pylon in mountainous region |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610804225.1A CN106429887A (en) | 2016-09-05 | 2016-09-05 | Remotely controllable mobile crane for erection of power transmission line pylon in mountainous region |
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| CN106429887A true CN106429887A (en) | 2017-02-22 |
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| CN201610804225.1A Pending CN106429887A (en) | 2016-09-05 | 2016-09-05 | Remotely controllable mobile crane for erection of power transmission line pylon in mountainous region |
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| CN107572429A (en) * | 2017-10-31 | 2018-01-12 | 江西电力职业技术学院 | Full ground crawler-type multifunctional crane |
| WO2024077982A1 (en) * | 2022-10-14 | 2024-04-18 | 浙江三一装备有限公司 | Crane comprising separable cab |
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|---|---|---|---|---|
| CN107572429A (en) * | 2017-10-31 | 2018-01-12 | 江西电力职业技术学院 | Full ground crawler-type multifunctional crane |
| CN107572429B (en) * | 2017-10-31 | 2019-03-01 | 江西电力职业技术学院 | Full ground crawler-type multifunctional crane |
| WO2024077982A1 (en) * | 2022-10-14 | 2024-04-18 | 浙江三一装备有限公司 | Crane comprising separable cab |
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