CN109484980B - Movable shore power system automatic lifting device based on cable drum separation structure - Google Patents
Movable shore power system automatic lifting device based on cable drum separation structure Download PDFInfo
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- CN109484980B CN109484980B CN201811325890.8A CN201811325890A CN109484980B CN 109484980 B CN109484980 B CN 109484980B CN 201811325890 A CN201811325890 A CN 201811325890A CN 109484980 B CN109484980 B CN 109484980B
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- Prior art keywords
- cable drum
- cable
- gear
- lifting device
- power system
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- 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
- B66C23/04—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 with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
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- 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
- B66C23/06—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 with jibs mounted for jibbing or luffing movements
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- 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
- B66C23/16—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 with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
- B66C23/166—Simple cranes with jibs which may be fixed or can slew or luff
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- 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
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- 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
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
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- 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
- B66C23/82—Luffing gear
- B66C23/821—Bracing equipment for booms
- B66C23/826—Bracing equipment acting at an inclined angle to vertical and horizontal directions
- B66C23/828—Bracing equipment acting at an inclined angle to vertical and horizontal directions where the angle is adjustable
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- 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
- B66C23/84—Slewing gear
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
Abstract
The invention discloses a movable shore power system automatic lifting device based on a cable drum separation structure, which comprises a cable drum vehicle and a clean energy tractor, wherein the cable drum vehicle and the clean energy tractor are connected through a towing buckle, the cable drum vehicle is provided with a cable drum and a first universal pulley block, the clean energy tractor is provided with a slewing device capable of horizontally rotating a telescopic arm and an angle adjusting device for adjusting the inclination angle of the telescopic arm, the telescopic arm is hinged on the slewing device, one end, far away from the slewing device, of the cable drum vehicle is provided with a cable conveying device, and the slewing device is also provided with a second universal pulley block. The invention can realize that the cable is delivered to a ship from the power connection pile for butt joint, after the butt joint is completed, the lifting device can leave from the power connection pile to be matched with other cable drum cars for work, and after shore power is used, the lifting device is opened to withdraw the cable. The device has reduced the bank electricity wiring work degree of difficulty, and occupation space is less to can make full use of harbour equipment resource, productivity gain.
Description
Technical Field
The invention relates to the technical field of power transmission of mobile equipment, in particular to a movable shore power system automatic lifting device based on a cable drum separation structure.
Background
The world trade flourishes and cannot be developed in the shipping industry, the ship becomes an important carrier for the development of the world economy, the port promotes the development of the world economy and generates some factors which are unfavorable to the environment, and when the ship stops at the port, the self power supply system is adopted for supplying power, so that a large amount of pollution can be generated.
With the proposal of the development concept of green ports, the shore power system is used for supplying power to the port-berthing ship, so that the traditional mode that the ship supplies power by using a self power supply system is gradually replaced. The shore power system comprises an onshore power supply system, a cable connection device and a ship power receiving system. The cable junction equipment is as connecting the important part of bank electricity power supply system and boats and ships receiving electrical system, adopts the artifical mode that carries out the cable butt joint not only work load big, the work degree of difficulty is high, has certain potential safety hazard moreover, adopts bank electricity system automatic lifting device to carry out the cable butt joint and can reduce the butt joint degree of difficulty, reduces work load.
The automatic lifting device of the existing or proposed shore power system is mostly an integrated device of a cable drum and the automatic lifting device, and has the following defects:
1. the occupied space is large, the transportation of the wharf is easy to cause, and the production efficiency of the wharf is reduced.
2. During the shore power work period, the automatic lifting device of the shore power system cannot be evacuated and needs to stay at the position when the cable is lifted, and the utilization efficiency of the equipment is low.
Disclosure of Invention
In view of the above, the present invention provides an automatic lifting device for a movable shore power system based on a cable drum separating mechanism, which can realize cable docking between an onshore power system and a ship power receiving system, and after the docking is completed, the automatic lifting device can leave to perform cable docking work on ships at other berths; and after the shore power is used, the automatic lifting device is started to withdraw the cable.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a movable shore power system automatic lifting device based on cable drum isolating construction, including cable drum car and clean energy tractor, be connected through dragging the knot between cable drum car and the clean energy tractor, be equipped with cable drum and first universal assembly pulley on the cable drum car, but be equipped with the slewer of the flexible arm of horizontal rotation and be used for adjusting flexible arm inclination's angle adjusting device on the clean energy tractor, flexible arm articulates on slewer, keeps away from slewer one end and sets up cable conveyor, still be equipped with the universal assembly pulley of second on the slewer.
Further, the present invention may also have such features: the cable conveying device comprises a shell, a conveying motor is arranged in the shell, and a speed reducer is mounted on a conveying motor shaft; install first gear and third gear on the reduction gear output shaft, first gear and second gear meshing, third gear and fourth gear pass through the idler meshing, second gear and fourth gear are fixed respectively about the epaxial of side initiative friction pulley, the initiative friction pulley is located the casing top, and driven friction pulley passes through the back shaft and installs on the slider, and the back shaft stretches out through the notch on mounting panel upper portion, and open the slider bottom has the spout, and the slider is installed on the guide rail, can follow the guide rail and remove, and pneumatic cylinder one end is fixed on the casing, and the other end of hydraulic stem is connected with the slider.
Further, the present invention may also have such features: the rotary device comprises a rotary motor and a rotary speed reducer which are arranged on the clean energy tractor, the rotary speed reducer is arranged on a shaft of the rotary motor, and the rotary speed reducer is connected with the rotary table.
Further, the present invention may also have such features: the first universal pulley block is installed at a cable outlet at the front end of the cable drum and fixed on the cable drum vehicle through a first supporting plate, a first outer frame framework is fixedly connected above the first supporting plate and closed, first fixing plates are fixed on the first outer frame framework, a first shaft is installed between the two first fixing plates through a first bearing, and first pulleys are installed on the first shaft.
Further, the present invention may also have such features: install the universal assembly pulley of second on the carousel, the universal assembly pulley of second passes through the second backup pad to be fixed on the carousel, second backup pad top fixed connection second frame skeleton, second frame skeleton upper portion is opened, and the second fixed plate is fixed on second frame skeleton, and the second axle passes through the second bearing to be installed between two second fixed plates, and the second pulley is installed on the second axle.
Further, the present invention may also have such features: and four corners of the cable drum vehicle chassis and four corners of the clean energy tractor are provided with hydraulic supports.
Further, the present invention may also have such features: the telescopic arm is of a multi-layer nested structure, the side face of the top of each layer is provided with a guide pulley, one side of the telescopic arm close to the rotating device is fixed on the turntable, and one end of the telescopic arm far away from the rotating device is provided with a cable conveying device.
Compared with the prior art, the invention has the beneficial effects that: compared with the traditional method of manually carrying out cable butt joint, the method has the advantages of low working strength, easiness in operation, high safety, high working efficiency and the like. Compared with the existing shore power system automatic lifting device, the shore power cable automatic lifting device based on the cable drum separating mechanism disclosed by the invention has the advantages that the cable drum vehicle and the automatic lifting device are in a separable trailing connection mode, after the shore power cable is butted, the automatic lifting device can be evacuated to perform other work during the shore power work, the port equipment is fully utilized, meanwhile, the cable drum vehicle occupies a small space, the influence on the work of other port equipment is reduced, and the working efficiency of a port is improved. The cable conveying device can be provided with a plurality of pairs of friction pulley blocks according to the power transmission principle and actual requirements during installation, and can simultaneously convey a plurality of cables.
Drawings
FIG. 1 is a schematic view of the overall structure of the hydraulic support of the present invention when it is not deployed;
FIG. 2 is a schematic view of the overall structure of the hydraulic support of the device of the present invention when deployed;
FIG. 3 is a schematic structural view of a first universal pulley block;
FIG. 4 is a schematic structural view of a second universal pulley block;
FIG. 5 is a schematic view of the construction of the cable transportation device;
FIG. 6 is a schematic cross-sectional view of the cable transportation device along plane A-A;
FIG. 7 is a schematic sectional view of the cable transportation device along the B-B plane;
FIG. 8 is a schematic structural section of the cable transportation device along the C-C plane;
wherein, 1-cable drum vehicle; 2-a clean energy tractor; 3-pulling and hanging the button; 4-a cable drum; 5-a first universal pulley block, 501-a first supporting plate, 502-a first outer frame framework, 503-a first fixing plate, 504-a first bearing, 505-a first shaft, 506-a first pulley; 6-a rotary device, 601-a rotary motor, 602-a rotary speed reducer, 603-a turntable; 7-a telescopic arm; 8-an angle adjustment device; 9-cable conveying device, 901-shell, 902-conveying motor, 903-reducer, 904-first gear, 905-second gear, 906-third gear, 907-fourth gear, 908-idle gear, 909-driving friction wheel, 910-driven friction wheel, 911-supporting shaft, 912-sliding block, 913-notch, 914-guide rail, 915-hydraulic cylinder, 10-second universal pulley block, 1001-second supporting plate, 1002-second outer frame framework, 1003-second fixing plate, 1004-second bearing, 1005-second shaft, 1006-second pulley; 11-hydraulic support; 12-a guide pulley; 13-counterweight.
Detailed Description
In order to clearly show the technical scheme and advantages of the invention, the invention is further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, the invention provides a movable shore power system automatic lifting device based on a cable drum separation structure, which comprises a cable drum vehicle 1 and a clean energy tractor 2, wherein the cable drum vehicle 1 is connected with the clean energy tractor 2 through a towing and hanging buckle 3, the cable drum vehicle 1 is provided with a cable drum 4 and a first universal pulley block 5, the clean energy tractor 2 is provided with a slewing device 6 capable of horizontally rotating a telescopic arm and an angle adjusting device 8 for adjusting the inclination angle of the telescopic arm 7, the telescopic arm 7 is hinged on the slewing device 6, one end far away from the slewing device 6 is provided with a cable conveying device 9, and the slewing device 6 is further provided with a second universal pulley block 10.
The slewing device 6, the telescopic arm 7, the angle adjusting device 8 and the cable conveying device 9 are all arranged on the clean energy tractor 2 and are connected with the cable drum car 1 in a dragging and hanging manner by adopting a dragging and hanging buckle 3, and the whole device is dragged by the clean energy tractor 2; after the shore power cable is connected in a butt joint mode, the clean energy tractor 2 can be evacuated to perform other work, the cable drum car 1 occupies a small space, and the influence on the work of other port equipment is small.
The chassis of the cable drum vehicle 1 is provided with a hydraulic support 11 to stabilize the cable drum, so that the cable drum vehicle 1 is prevented from dragging or tipping due to the action of cable suspension force after the energy tractor 2 is withdrawn.
The bottom of the clean energy tractor 2 is also provided with a hydraulic support 11, and after the four-foot support is completely opened, the cable winch is enabled to rotate freely within a variable amplitude angle of 0-70 degrees and not to topple over.
In the above embodiment, the telescopic arm 7 is a multi-layer nested structure, the side surface of the top of each layer is respectively provided with the guide pulley 12 to protect the cable from being damaged, one side of the telescopic arm 7 close to the rotating device 6 is fixed on the turntable 603, and one end far away from the rotating device 6 is provided with the cable conveying device 9.
The angle adjusting device 8 is a hydraulic telescopic rod, one end of the hydraulic telescopic rod 8 is installed on the rotary table 603, the other end of the hydraulic telescopic rod 8 is hinged to the middle lower part of the lowest layer of the telescopic arm 7, and the inclination angle change of the telescopic arm at 0-70 degrees can be realized through the telescopic change of the hydraulic telescopic rod 8, so that the telescopic arm is close to the ship body.
The rotation device 6 comprises a rotation motor 601 and a rotation speed reducer 602 which are installed on the clean energy tractor, the rotation speed reducer 602 is installed on a shaft of the rotation motor 601, the rotation speed reducer 602 is connected with the turntable 603, and the rotation of the turntable 603 is driven through the rotation motor 601 and the rotation speed reducer 602 to drive the telescopic arm 7, the angle adjusting device 8 and the cable conveying device 9 to rotate. The rotary device adopts a rotary speed reducer 602, has a compact structure, has a large bearing capacity, and can bear a large overturning force.
As shown in fig. 3, the first universal pulley block 5 is installed at a cable outlet at the front end of the cable drum 4 and fixed on the cable drum vehicle 1 through a first support plate 501, a first outer frame framework 502 is fixedly connected above the first support plate 501, the first outer frame framework 502 is closed, a first fixing plate 503 is fixed on the first outer frame framework 502, a first shaft 505 is installed between the two first fixing plates 503 through a first bearing 504, and a first pulley 506 is installed on the first shaft 505 to ensure that the cable can be pulled out from different directions.
As shown in fig. 4, the second universal pulley block 10 is installed on the turntable 603, the second universal pulley block 10 is fixed on the turntable 603 through a second support plate 1001, a second outer frame 1002 is fixedly connected above the second support plate 1001, the upper portion of the second outer frame 1002 is open to ensure cable installation, a second fixing plate 1003 is fixed on the second outer frame 1002, a second shaft 1005 is installed between the two second fixing plates 1003 through a second bearing 1004, and a second pulley 1006 is installed on the second shaft 1005.
As shown in fig. 5 to 8, the cable transportation device 9 includes a housing 901, a transportation motor 902 is disposed inside the housing 901, and a speed reducer 903 is mounted on a shaft of the transportation motor 902; a first gear 904 and a third gear 906 are mounted on an output shaft of the speed reducer 903, the first gear 904 is meshed with a second gear 905, the third gear 906 is meshed with a fourth gear 907 through an idler 908, an idler 908 is added in gear transmission to ensure that the transmission cable directions of friction pulley blocks on two sides are the same, the second gear 905 and the fourth gear 907 are respectively fixed on shafts of driving friction wheels 909 on left and right sides, the driving friction wheels 909 are positioned at the top of a shell 901, driven friction wheels 910 are mounted on a sliding block 912 through a supporting shaft 911, the supporting shaft 911 extends out through a notch 913 in the upper portion of the shell 901, sliding grooves are formed in the bottom of the sliding block 912, the sliding block 912 is mounted on a guide rail 914 and can move along the guide rail 914, one end of a hydraulic cylinder 915 is fixed on the shell 901. The change in the extension and retraction of the control cylinder 915 adjusts the position of the driven friction wheel 910 so that the driving friction wheel 909 and the driven friction wheel 910 can clamp or release the cable. 2 pairs or more pairs of friction pulley blocks can be arranged on the upper plate of the shell 901 according to actual needs.
The working process of the specific embodiment of the invention is as follows: after a ship stops at a port, a worker opens the movable shore power system clean energy tractor 2 based on the rotary drum separating mechanism to the berth, then equips a cable on the cable conveying device 9, clamps the cable through the friction pulley block, then carries out various inspections, ensures safety, carries out cable lifting work, and realizes the transmission of the cable by driving the driving friction wheel of the friction pulley block to rotate. After the butt joint is completed, the friction pulley block is loosened to separate the cable from the automatic lifting device, and the lifting device can be withdrawn for other work; after the shore power is used, the lifting device is opened to align the cable, the friction pulley block automatically clamps the cable, and the cable is retracted to withdraw.
The present invention has been described in detail with reference to the specific embodiments, but the present invention is only one of the embodiments, and the present invention is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (8)
1. The utility model provides a movable shore power system automatic lifting device based on cable drum isolating construction which characterized in that: the cable drum trolley comprises a cable drum trolley (1) and a clean energy tractor (2), wherein the cable drum trolley (1) is connected with the clean energy tractor (2) through a towing hook (3), the cable drum trolley (1) is provided with a cable drum (4) and a first universal pulley block (5), the clean energy tractor (2) is provided with a slewing gear (6) capable of horizontally rotating a telescopic arm and an angle adjusting device (8) for adjusting the inclination angle of the telescopic arm (7), the telescopic arm (7) is hinged on the slewing gear (6), one end far away from the slewing gear (6) is provided with a cable conveying device (9), and the slewing gear (6) is further provided with a second universal pulley block (10);
the cable conveying device (9) comprises a shell (901), a conveying motor (902) is arranged in the shell (901), and a speed reducer (903) is installed on a shaft of the conveying motor (902); a first gear (904) and a third gear (906) are mounted on an output shaft of the speed reducer (903), the first gear (904) is meshed with a second gear (905), the third gear (906) is meshed with a fourth gear (907) through an idler gear (908), the second gear (905) and the fourth gear (907) are respectively fixed on shafts of a left driving friction wheel (909) and a right driving friction wheel (909), the driving friction wheel (909) is positioned at the top of a shell (901), a driven friction wheel (910) is mounted on a sliding block (912) through a supporting shaft (911), the supporting shaft (911) extends out through a notch (913) in the upper portion of the shell (901), a sliding groove is formed in the bottom of the sliding block (912), the sliding block (912) is mounted on a guide rail (914) and can move along the guide rail 915 (914), one end of a hydraulic cylinder (901) is fixed on the shell (901), and the other end of the hydraulic cylinder (.
2. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: the rotation device (6) comprises a rotation motor (601) and a rotation speed reducer (602) which are installed on the clean energy tractor, the rotation speed reducer (602) is installed on a shaft of the rotation motor (601), and the rotation speed reducer (602) is connected with the rotary table (603).
3. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: the cable drum trolley is characterized in that the first universal pulley block (5) is mounted at a cable outlet at the front end of the cable drum (4) and fixed on the cable drum trolley (1) through a first supporting plate (501), a first outer frame framework (502) is fixedly connected above the first supporting plate (501), the first outer frame framework (502) is closed, a first fixing plate (503) is fixed on the first outer frame framework (502), a first shaft (505) is mounted between the two first fixing plates (503) through a first bearing (504), and a first pulley (506) is mounted on the first shaft (505).
4. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 2, wherein: the universal assembly pulley of second (10) is installed on carousel (603), and universal assembly pulley of second (10) is fixed on carousel (603) through second backup pad (1001), second frame skeleton (1002) of second backup pad (1001) top fixed connection, the open guarantee cable erection in second frame skeleton (1002) upper portion, and second fixed plate (1003) are fixed on second frame skeleton (1002), and second axle (1005) are installed between two second fixed plates (1003) through second bearing (1004), and second pulley (1006) are installed on second axle (1005).
5. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: the chassis of the cable drum car (1) and four corners of the clean energy tractor (2) are provided with hydraulic supports (11).
6. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: the telescopic arm (7) is of a multi-layer nested structure, the side face of the top of each layer is provided with a guide pulley (12), one side, close to the rotating device (6), of the telescopic arm (7) is fixed on the turntable (603), and one end, far away from the rotating device (6), of the telescopic arm is provided with a cable conveying device (9).
7. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: and counterweights (13) are arranged at the bottoms of the cable drum truck (1) and the clean energy tractor (2).
8. The mobile shore power system automatic lifting device based on cable drum separation structure of claim 1, wherein: the angle adjusting device (8) is a hydraulic telescopic rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811325890.8A CN109484980B (en) | 2018-11-08 | 2018-11-08 | Movable shore power system automatic lifting device based on cable drum separation structure |
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| CN201811325890.8A CN109484980B (en) | 2018-11-08 | 2018-11-08 | Movable shore power system automatic lifting device based on cable drum separation structure |
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| CN109484980A CN109484980A (en) | 2019-03-19 |
| CN109484980B true CN109484980B (en) | 2020-03-10 |
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| CN110282558A (en) * | 2019-06-17 | 2019-09-27 | 咸宁职业技术学院 | A kind of shore connection cable conveying device |
| CN110336240A (en) * | 2019-07-10 | 2019-10-15 | 江龙船艇科技股份有限公司 | A kind of bank electricity cable connection device |
| CN111003614B (en) * | 2019-11-07 | 2021-06-25 | 烟台职业学院 | Underwater cable laying device and method |
| CN111762634A (en) * | 2020-06-03 | 2020-10-13 | 武汉理工大学 | Shore power cable lifting and conveying device based on single-layer cable drum |
| CN111618835B (en) * | 2020-06-12 | 2021-11-26 | 山东科曼智能科技有限公司 | Intelligent charging robot system for port shore power and operation method |
| CN111796209B (en) * | 2020-08-05 | 2023-04-28 | 国网江苏省电力有限公司南通供电分公司 | Ship shore power fault diagnosis device and control system thereof |
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| CN114649780B (en) * | 2022-05-23 | 2022-07-29 | 山东五洲电力工程有限公司 | Electric traction device with positioning function |
| CN115196409B (en) * | 2022-06-21 | 2024-02-23 | 国网河北省电力有限公司武强县供电分公司 | Auxiliary paying-off device for power supply construction |
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| JP2001302184A (en) * | 2000-04-25 | 2001-10-31 | Sumitomo Heavy Industries Construction Crane Co Ltd | Swing preventing tag line device of construction machinery |
| CN203624740U (en) * | 2013-12-19 | 2014-06-04 | 国家电网公司 | Cable winding and unwinding trolley |
| CN107565462A (en) * | 2017-08-31 | 2018-01-09 | 武汉理工大学 | It is suitable for the shore connection cable lifting device of hull height |
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| CN109484980A (en) | 2019-03-19 |
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