CN113187008A - Large electric propulsion back-hoe dredger - Google Patents

Large electric propulsion back-hoe dredger Download PDF

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Publication number
CN113187008A
CN113187008A CN202110456739.3A CN202110456739A CN113187008A CN 113187008 A CN113187008 A CN 113187008A CN 202110456739 A CN202110456739 A CN 202110456739A CN 113187008 A CN113187008 A CN 113187008A
Authority
CN
China
Prior art keywords
dredger
steel pile
trolley assembly
backhoe
walking
Prior art date
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.)
Pending
Application number
CN202110456739.3A
Other languages
Chinese (zh)
Inventor
徐三华
徐磊
相超
黄岩
李国防
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rizhao Kingda Shipbuilding Heavy Industry Co ltd
Original Assignee
Rizhao Kingda Shipbuilding Heavy Industry Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rizhao Kingda Shipbuilding Heavy Industry Co ltd filed Critical Rizhao Kingda Shipbuilding Heavy Industry Co ltd
Priority to CN202110456739.3A priority Critical patent/CN113187008A/en
Publication of CN113187008A publication Critical patent/CN113187008A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/44—Foundations for machines, engines or ordnance
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • E02D27/525—Submerged foundations, i.e. submerged in open water using elements penetrating the underwater ground
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/8833—Floating installations
    • E02F3/885—Floating installations self propelled, e.g. ship
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/905—Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/907—Measuring or control devices, e.g. control units, detection means or sensors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9243—Passive suction heads with no mechanical cutting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Ocean & Marine Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

The invention discloses an electrically propelled large-scale backhoe dredger which comprises a dredger body, a backhoe dredger, four steel pile assemblies, a left trolley assembly, a right trolley assembly, a dredging depth monitoring system and a steel pile height dynamic adjusting system. When the dredger body is stabilized through the steel piles, the reverse excavator can carry out dredging operation at the maximum excavating depth along with slight lifting of the dredger body in water; the invention is provided with a dynamic steel pile height adjusting system, can display tidal range change in real time, and early warns and adjusts the height of the steel pile, and can lift the steel pile through the first lifting oil cylinder and the second lifting oil cylinder, so that the dredger body can be lifted to a certain height, and the dredger body is in a semi-floating state, thereby obviously reducing the influence of wind, wave and flow on the dredging operation of the backhoe, and further improving the dredging precision and efficiency of the backhoe dredger.

Description

Large electric propulsion back-hoe dredger
Technical Field
The invention relates to a dredger, in particular to an electric propulsion large-scale backhoe dredger.
Background
The back-hoe dredger is an engineering ship, can dredge and dig, clear up the channel, make the ship smoothly navigate; at present, a back-hoe dredger generally has no self-navigation capability, low production efficiency and small operation radius.
Disclosure of Invention
The invention aims to provide an electric propulsion large-scale backhoe dredger, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
an electric propulsion large-scale back-hoe dredger comprises a dredger body, a back-hoe dredger, four steel pile assemblies, a left trolley assembly, a right trolley assembly, a dredging depth monitoring system and a steel pile height dynamic adjusting system, wherein the back-hoe dredger is installed at the tail part in the dredger body; the left trolley assembly and the right trolley assembly respectively comprise trolley main bodies and walking sliding blocks, the walking sliding blocks are arranged below the trolley main bodies, one ends of the walking oil cylinders are connected with the corresponding trolley main bodies positioned on the left side, and the other ends of the walking oil cylinders are connected with the dredger bodies; the excavation monitoring system is used for displaying excavation data in real time, preventing overbreak and realizing calculation of the mud volume of the selected area; and the dynamic adjusting system for the height of the steel pile is used for displaying the tidal range change and early warning and adjusting the height of the steel pile.
An electrically propelled large backhoe dredger as described above, the dredger body having a length of 71m and a width of 22 m.
According to the large electric propulsion back-hoe dredger, the two sides of the tail of the dredger body are respectively provided with the propulsion full-rotation propellers, so that the limit that the dredger is completely dependent on the tugboat to move the berth is completely eliminated.
According to the large electric propulsion back-hoe dredger, a set of hydraulic pump is installed below a main deck of a dredger body, and a hydraulic pump station provides power for a first lifting oil cylinder, a second lifting oil cylinder, a walking oil cylinder, an anchor machine, a propeller and the like.
According to the large-scale back hoe dredger with electric propulsion, the two tracks are welded on the dredger body, the walking sliding blocks are located in the corresponding tracks, and the walking oil cylinders can push the corresponding trolley main bodies to move along the corresponding tracks along with the walking sliding blocks.
According to the large electric propulsion back-hoe dredger, the trolley main body is connected with one end of the buffer device, and the other end of the buffer device is in contact with the plane of the track.
According to the large electric propulsion back-hoe dredger, the two steel piles arranged at the tail part in the dredger body and the steel pile arranged in the right trolley assembly are fixed steel piles, and the steel pile arranged in the left trolley assembly is a movable steel pile.
The invention has the advantages that: when the dredger body is stabilized through the steel piles, the reverse excavator can carry out dredging operation at the maximum excavating depth along with slight lifting of the dredger body in water; the invention is provided with a dynamic steel pile height adjusting system, can display tidal range change in real time, and early warns and adjusts the height of the steel pile, and can lift the steel pile through the first lifting oil cylinder and the second lifting oil cylinder, so that the dredger body can be lifted to a certain height, and the dredger body is in a semi-floating state, thereby obviously reducing the influence of wind, wave and flow on the dredging operation of the backhoe, and further improving the dredging precision and efficiency of the backhoe dredger.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is a schematic structural view of a steel pile assembly and a left trolley assembly; FIG. 4 is a side view of FIG. 3; fig. 5 is a top view of fig. 3.
Reference numerals: 1. a dredger body; 3. steel piles; 4. a first lifting oil cylinder; 5. a second lifting oil cylinder; 6. a trolley main body; 7. a traveling slide block; 8. a traveling oil cylinder; 9. a buffer device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, an electrically propelled large-scale backhoe dredger comprises a dredger body 1, a backhoe dredger 2, four steel pile assemblies, a left trolley assembly, a right trolley assembly, a dredging depth monitoring system and a steel pile height dynamic adjustment system, wherein the backhoe dredger 2 is installed at the inner tail part of the dredger body 1, the left trolley assembly and the right trolley assembly are arranged at the head part of the dredger body 1, the left trolley assembly and the right trolley assembly are distributed left and right, the four steel pile assemblies are located at the right side of the backhoe 2, two of the four steel pile assemblies are installed at the inner tail part of the dredger body 1, the two steel pile assemblies are distributed front and back, and the other two steel pile assemblies are respectively installed in the left trolley assembly and the right trolley assembly; the steel pile assembly comprises a steel pile 3, a first lifting oil cylinder 4 and a second lifting oil cylinder 5 which are used for lifting the steel pile 3, the left trolley assembly and the right trolley assembly respectively comprise a trolley main body 6 and a walking slider 7, the left trolley assembly also comprises a walking oil cylinder 8, the walking slider 7 is arranged below the trolley main body 6, one end of the walking oil cylinder 8 is connected with the corresponding trolley main body 6 positioned on the left side, and the other end of the walking oil cylinder is connected with the dredger body 1; the excavation monitoring system is used for displaying excavation data in real time, preventing overbreak and realizing calculation of the mud volume of the selected area; and the dynamic adjusting system for the height of the steel pile is used for displaying the tidal range change and early warning and adjusting the height of the steel pile 3. According to the invention, the two propelling full-rotation propellers are respectively arranged on the two sides of the tail part of the dredger body 1, so that the flexibility of the dredger body is improved, and the limit that the dredger body is completely dependent on the tugboat to move the berth is eliminated. The invention is provided with four steel piles 3 (two at the tail part and two at the head part of the dredger body 1) for positioning when the dredger body 1 works, wherein the two steel piles 3 arranged at the tail part in the dredger body 1 and the steel pile 3 arranged in the right trolley assembly are fixed steel piles, the steel pile 3 arranged in the left trolley assembly is a movable steel pile, the movable steel pile can realize the advancing distance of 9 meters for each ship moving, the dredging operation is ensured to be continuous and efficient, and meanwhile, the completely autonomous construction condition can be achieved; when the dredger body 1 is stabilized through the steel piles 3, the trans-excavator can perform dredging operation at the maximum excavating depth along with slight lifting of the dredger body 1 in water; the invention is provided with a dynamic steel pile height adjusting system, can display tidal range change in real time, and early warns and adjusts the height of the steel pile 3, and the invention can lift the steel pile 3 through the first lifting oil cylinder 4 and the second lifting oil cylinder 5, thereby enabling the dredger body 1 to be lifted to a certain height, enabling the dredger body 1 to be in a semi-floating state, and thus being capable of obviously reducing the influence of wind, wave and flow on the dredging operation of a backhoe, and further improving the dredging precision and efficiency of the backhoe dredger.
Specifically, the dredger body 1 according to the present embodiment has a length of 71m and a width of 22 m.
Specifically, two sides of the tail of the dredger body 1 are respectively provided with a propelling full-rotation propeller, so that the limit of completely depending on the tugboat to move the berth is completely eliminated.
Furthermore, a set of hydraulic pump is installed below the main deck of the dredger body 1, and the hydraulic pump station provides power for the first lifting cylinder 4, the second lifting cylinder 5, the walking cylinder 8, the anchor machine, the propeller and other devices.
Further, two tracks are welded on the dredger body 1, the walking sliders 7 are located in the corresponding tracks, and the walking cylinders 8 can push the corresponding trolley main bodies 6 to move along the corresponding tracks along with the walking sliders 7.
Further, the trolley body 6 of the embodiment is connected with one end of the buffer device 9, and the other end of the buffer device 9 is in contact with the plane of the rail.
Furthermore, the two steel piles 3 installed at the inner tail part of the dredger body 1 and the steel pile 3 installed in the right trolley assembly in the embodiment are fixed steel piles, and the steel pile 3 installed in the left trolley assembly is a movable steel pile.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1. An electrically propelled large backhoe dredger, characterized in that: the excavator comprises a dredger body (1), a backhoe dredger (2), four steel pile assemblies, a left trolley assembly, a right trolley assembly, a dredging depth monitoring system and a steel pile height dynamic adjusting system, wherein the backhoe dredger (2) is arranged at the inner tail part of the dredger body (1), the left trolley assembly and the right trolley assembly are arranged at the head part of the dredger body (1), the left trolley assembly and the right trolley assembly are distributed leftwards and rightwards, the four steel pile assemblies are positioned at the right side of the backhoe (2), two of the four steel pile assemblies are arranged at the inner tail part of the dredger body (1), the two steel pile assemblies are distributed forwards and backwards, and the other two steel pile assemblies are respectively arranged in the left trolley assembly and the right trolley assembly; the steel pile assembly comprises a steel pile (3), a first lifting oil cylinder (4) and a second lifting oil cylinder (5), the first lifting oil cylinder (4) and the second lifting oil cylinder are used for lifting the steel pile (3), the left trolley assembly and the right trolley assembly respectively comprise trolley main bodies (6) and walking sliding blocks (7), the left trolley assembly further comprises walking oil cylinders (8), the walking sliding blocks (7) are arranged below the trolley main bodies (6), one ends of the walking oil cylinders (8) are connected with the corresponding trolley main bodies (6) on the left side, and the other ends of the walking oil cylinders are connected with the dredger body (1); the excavation monitoring system is used for displaying excavation data in real time, preventing overbreak and realizing calculation of the mud volume of the selected area; the dynamic adjusting system for the height of the steel pile is used for displaying the tidal range change and early warning and adjusting the height of the steel pile (3).
2. An electrically propelled large backhoe dredger according to claim 1, wherein: the dredger body (1) is 71m long and 22m wide.
3. An electrically propelled large backhoe dredger according to claim 1, wherein: two sides of the tail part of the dredger body (1) are respectively provided with a propelling full-rotation propeller, so that the limit of completely depending on the tugboat to move the berth is thoroughly eliminated.
4. An electrically propelled large backhoe dredger according to claim 1, wherein: a set of hydraulic pump is installed under the main deck of dredger body (1), and hydraulic pump station provides power to devices such as lift cylinder one (4), lift cylinder two (5), walking cylinder (8), anchor machine, screw.
5. An electrically propelled large backhoe dredger according to claim 1, wherein: the dredger body (1) is welded with two tracks, the walking sliding blocks (7) are located in the corresponding tracks, and the walking oil cylinders (8) can push the corresponding trolley main bodies (6) to move along the corresponding tracks along with the walking sliding blocks (7).
6. An electrically propelled large backhoe dredger according to claim 1, wherein: the trolley main body (6) is connected with one end of a buffer device (9), and the other end of the buffer device (9) is in plane contact with the track.
7. An electrically propelled large backhoe dredger according to claim 1, wherein: the two steel piles (3) arranged at the inner tail part of the dredger body (1) and the steel pile (3) arranged in the right trolley assembly are fixed steel piles, and the steel pile (3) arranged in the left trolley assembly is a movable steel pile.
CN202110456739.3A 2021-04-27 2021-04-27 Large electric propulsion back-hoe dredger Pending CN113187008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110456739.3A CN113187008A (en) 2021-04-27 2021-04-27 Large electric propulsion back-hoe dredger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110456739.3A CN113187008A (en) 2021-04-27 2021-04-27 Large electric propulsion back-hoe dredger

Publications (1)

Publication Number Publication Date
CN113187008A true CN113187008A (en) 2021-07-30

Family

ID=76979257

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110456739.3A Pending CN113187008A (en) 2021-04-27 2021-04-27 Large electric propulsion back-hoe dredger

Country Status (1)

Country Link
CN (1) CN113187008A (en)

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