CN210793541U - System arrangement for loading and unloading excavator onto ship - Google Patents
System arrangement for loading and unloading excavator onto ship Download PDFInfo
- Publication number
- CN210793541U CN210793541U CN201921567048.5U CN201921567048U CN210793541U CN 210793541 U CN210793541 U CN 210793541U CN 201921567048 U CN201921567048 U CN 201921567048U CN 210793541 U CN210793541 U CN 210793541U
- Authority
- CN
- China
- Prior art keywords
- excavator
- ship
- deck
- steel
- boarding
- 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.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model relates to a submarine cable lays technical field, discloses an excavator is system arrangement of going to and fro, including engineering ship, the hoist that is located the deck of ship, its characterized in that places the same cat ladder structure of a set of two structures on the deck of ship, and the boats and ships outer casing sets up the ox horn plate structure of two sets of four overlap joint cat ladder structures, sets up a plurality of helping hand fixed knot construct on the deck of ship, sets up a hank mill on the deck of ship. On the basis, the solution for the excavator to get on and off the engineering ship is provided, and the requirements on safety and convenience are met.
Description
Technical Field
The utility model belongs to the technical field of submarine cable lays technique and specifically relates to an excavator system of going to and fro arranges.
Background
The submarine cable needs to be laid by selecting a proper construction method according to local conditions according to construction environmental conditions, particularly water depth conditions. For a sandbank area characterized by water at high tide and exposed beach at low tide, in the laying construction process of a submarine cable passing through the sandbank area, an excavator is usually required to be matched with a cable laying ship to lift and drop the anchor when the tidal current is exposed on the beach, and refer to the patent application document filed concurrently filed as 'arrangement and construction method of a cable laying ship deck for laying a submarine cable at a long-distance sandbank section'. In order to gather ship resources, the excavator is usually carried by a cable laying ship, and when the excavator is used, the excavator is lowered from a deck of the cable laying ship to a beach; after the use is finished, the excavator is returned to the deck of the cable laying ship from the beach. In addition, in the construction of the pre-laid anchor cable, an excavator is required to be taken off from a crane ship and carry out hoisting and drawing operation on the mudflat, and refer to the patent application document filed concurrently filed as 'a method and a system composition for assisting ship going by the pre-laid anchor cable in a long-distance sandbank'.
After the engineering ships sit on the beach, how to safely and conveniently get the excavator off and on the ship is a problem to be solved urgently in the construction of the submarine cable crossing the sandbank area.
Disclosure of Invention
In order to solve the problem of the excavator on-board and off-board, the utility model provides an excavator on-board and off-board system arranges, including engineering ship, be located the hoist on the deck of ship, its characterized in that places the cat ladder structure that a set of two structures are the same on the deck of ship, and the boats and ships outer casing sets up the ox horn plate structure of two sets of four overlap joint cat ladder structures, sets up a plurality of helping hand fixed knot construct on the deck of ship, sets up a hank mill on the deck of ship.
The ladder stand structure is a space structure with a triangular or rectangular cross section and comprises an upper longitudinal beam, a lower longitudinal beam, a plurality of cross beams between the two upper longitudinal beams, a rotating shaft connected to the end parts of the two upper longitudinal beams, a support rod between the upper longitudinal beam and the lower longitudinal beam and a bottom plate connected to the tail ends of the upper longitudinal beam and the lower longitudinal beam.
The ladder stand structure, under the installation state, the pivot overlap joint is on the ox horn plate structure, and the bottom plate is taken on the mud flat mud face, and the contained angle of ladder stand structure and mud flat mud face is not more than the biggest climbing angle of excavator.
The upper longitudinal beam can be selected from steel pipes, H-shaped steel, square steel pipes and channel steel.
The lower longitudinal beam can be a steel pipe or a square steel pipe.
The crossbeam can select square steel pipe, H shaped steel, channel-section steel, and its length is greater than the width of excavator track.
The rotating shaft is made of a thick-wall steel pipe, and the distance from the end part of the rotating shaft to the outer side of the upper longitudinal beam is not less than 30 mm.
The support rod can be selected from steel pipes, square steel pipes and H-shaped steel.
The bottom plate is made of a steel plate with the wall thickness not smaller than 20 mm.
The ox horn plate structure comprises an ox horn plate body and a reinforcing plate, wherein the ox horn plate is welded on the outer protective plate of the ship and forms a U-shaped groove structure with the outer protective plate, and the width of the U-shaped groove is larger than the diameter of a rotating shaft of the ladder stand structure.
The power-assisted fixing structure comprises two triangular steel plates and a strip-shaped steel plate, the two triangular steel plates are welded on a ship deck, the distance between the two triangular steel plates is larger than the width of an excavator bucket, two ends of the strip-shaped steel plate are welded with the bevel edge of the triangular steel plate, and a long edge of the strip-shaped steel plate is welded with the ship deck.
The winching machine is fixedly arranged on a ship deck and is provided with a traction steel wire rope with enough length.
Based on the arrangement of the ship loading and unloading system of the excavator, the ship loading and unloading operation method of the excavator is provided, and comprises the following steps:
1) after the engineering ship sits on the beach, a crane on the engineering ship is used for hoisting and installing a ladder stand structure;
2) connecting a traction steel wire rope matched with the winch with the excavator;
3) the excavator goes down along the ladder stand structure, and in the process, the winching machine always releases the traction steel wire rope with force;
4) the excavator reaches the mud surface of the mud flat, the connection with the traction steel wire rope is released, and then the excavator is used for carrying out related construction operation;
5) after the excavator is used, the excavator returns to the front of the ladder stand structure;
6) connecting a traction steel wire rope of the winching machine with an excavator;
7) the excavator is lifted onto the ship along the ladder climbing structure, and the winching machine always recovers and pulls the steel wire rope with force in the process;
8) when the excavator crawls on the ladder climbing structure, the excavator bucket hooks the power-assisted fixing structure positioned on the ship deck to assist the excavator to crawl upwards.
9) And after the excavator reaches the deck of the engineering ship, the connection between the excavator and the traction steel wire rope is released.
10) The crane on the engineering ship hoists the ladder climbing structure to the deck of the ship.
The utility model has the advantages that: the method provides a solution for the excavator to get on and off the engineering ship, and meets the requirements on safety and convenience.
Drawings
The following detailed description is to be read in connection with the accompanying drawings and the detailed description.
Fig. 1 is a system layout diagram of a first embodiment of the invention;
fig. 2 is a system layout diagram of a second embodiment of the present invention;
FIG. 3 is a front view of a ladder stand structure;
FIG. 4 is a top view of the ladder stand structure;
FIG. 5 is a three-dimensional schematic view of a horn plate structure;
FIG. 6 is a three-dimensional schematic view of a force-assist securing structure;
FIG. 7 is a top view of the ladder stand structure installation;
FIG. 8 is an elevation view of the ladder structure installation;
FIG. 9 is a schematic view of the excavator going off the boat;
fig. 10 is a schematic view of the excavator going on board.
Wherein: 1-engineering ship; 2-a crane; 3-ladder climbing structure; 4-ox horn plate structure; 5-an assistance fixing structure; 6-grinding machine; 7-an excavator; 8-mudflat mud surface; 11-a ship deck; 12-a vessel outer jacket; 31-upper longitudinal beam; 32-lower longitudinal beam; 33-a cross beam; 34-a rotating shaft; 35-a strut; 36-a base plate; 41-ox horn plate body; 42-a reinforcing plate; 51-triangular steel plate; 52 strip-shaped steel plates; 61-pulling the wire rope; 71-digging bucket.
Detailed Description
One embodiment is a loading and unloading system arrangement for a cableway vessel, as shown in figure 1.
The second embodiment relates to the ship loading and unloading system arrangement of the crane ship, as shown in fig. 2.
Like fig. 1, fig. 2, the utility model provides an excavator system of getting on and off ship arranges, including engineering ship 1, be located the hoist 2 on the ship deck 11, its characterized in that: a group of two ladder stand structures 3 with the same structure are placed on a ship deck 11, a ship outer guard plate 12 is provided with two groups of horn plate structures 4 of four lap joint ladder stand structures 3, and a plurality of power-assisted fixing structures 5 are arranged on the ship deck 11; a winching machine 6 arranged on the ship deck 11.
As shown in fig. 3 and 4, the ladder structure 3 preferably has a space structure having a triangular cross section, and includes an upper side member 31, a lower side member 32, a plurality of cross members 33 between the two upper side members 31, a rotating shaft 34 connected to end portions of the two upper side members 31, a stay 35 between the upper side member 31 and the lower side member 32, and a bottom plate 36 connected to ends of the upper side member 31 and the lower side member 32.
In the ladder stand structure 3, in an installation state, the rotating shaft 34 is lapped on the horn plate structure 4 positioned on the outer ship guard plate 12, the bottom plate 36 is lapped on the mud flat surface 8, and the included angle between the ladder stand structure 3 and the mud flat surface 8 is not more than the maximum climbing angle of the excavator 7, preferably 25 degrees.
The upper longitudinal beam 31 can be a steel pipe, H-shaped steel, a square steel pipe or channel steel; for an excavator with a self weight of 20t, the H-shaped steel is 200 multiplied by 6 multiplied by 8.
The lower longitudinal beam 32 can be a steel tube or a square steel tube; for an excavator with a self weight of 20t, a steel pipe Φ 219 × 6.3 is preferable.
The cross beam 33 can be made of square steel pipes, H-shaped steel and channel steel; for an excavator with a self weight of 20t, a square steel pipe of 160 × 160 × 5 is preferable.
The length of the beam 33 is greater than the width 900mm, preferably 1200mm, of the excavator track.
The rotating shaft 34 is made of a thick-wall steel pipe; for an excavator with the self weight of 20t, phi 219 multiplied by 6.3 is selected.
The end of the rotating shaft 34 extends out of the upper longitudinal beam by a distance of preferably 40 mm.
The stay bar 35 can be selected from a steel pipe, a square steel pipe and H-shaped steel; for an excavator with a self weight of 20t, a square steel pipe of 160 × 160 × 5 is preferable.
The bottom plate 36 is made of a steel plate with the wall thickness of 20 mm.
As shown in fig. 5, the horn plate structure 4 comprises a horn plate body 41 and a reinforcing plate 42, both of which are preferably steel plates with a thickness of 20 mm; the ox horn plate body 41 is welded on the outer ship guard plate 12 and forms a U-shaped groove structure with the outer ship guard plate 12, and the width of the U-shaped groove is larger than the diameter phi 219 of the rotating shaft 34 of the ladder climbing structure 3, and is preferably 250 mm.
As shown in fig. 6, the power-assisted fixing structure 5 comprises two triangular steel plates 51 and a strip-shaped steel plate 52, which are 20mm thick steel plates; the two triangular steel plates 51 are welded on the ship deck 11, and the distance between the two triangular steel plates is 1000mm, preferably 1200mm, larger than the width of the excavator bucket 71 of the excavator 7; both ends of the steel bar plate 52 are welded to the oblique sides of the triangular steel plate 51, and one long side is welded to the ship deck 11.
The winching machine 6 is fixed on the ship deck 11 and is provided with a pulling steel wire rope 61 with enough length.
Referring to fig. 7 to 10, a method for operating an excavator on and off a ship includes the steps of:
1) after the engineering ship 1 sits on the beach, a crane 2 on the engineering ship 1 is used for hoisting and installing a ladder structure 3;
2) connecting a traction steel wire rope 61 matched with the winching machine 6 with the excavator 7;
3) the excavator 7 goes down the ship along the ladder stand structure 3, and in the process, the winching machine 6 always releases the traction steel wire rope 61 with force;
4) after the excavator 7 reaches the mud surface 8 of the mud flat, the connection with the traction steel wire rope 61 is released, and then the excavator 7 carries out related construction operation;
5) after the excavator 7 is used, the excavator returns to the front of the ladder stand structure 3;
6) connecting a traction steel wire rope 61 of the winching machine 6 with the excavator 7;
7) the excavator 7 gets on the ship along the ladder climbing structure 3, and in the process, the winching machine 6 always recovers and pulls the steel wire rope 61 with force;
8) when the excavator 7 crawls on the ladder climbing structure 3, the excavator bucket 71 hooks the power-assisted fixing structure 5 positioned on the ship deck 11 to assist the excavator 7 to crawl upwards;
9) after the excavator 7 reaches the deck 11 of the engineering ship 1, the connection with the traction steel wire rope 61 is released;
10) a crane 2 on the engineering vessel 1 hoists the ladder climbing structure 3 to the deck 11 of the vessel.
Claims (12)
1. The utility model provides an excavator system of getting on and off ship arranges, includes engineering ship, is located the hoist on the deck of ship, its characterized in that places the same cat ladder structure of a set of two structures on the deck of ship, and the boats and ships outer casing sets up the ox horn plate structure of two sets of four overlap joint cat ladder structures, sets up a plurality of helping hand fixed knot construct on the deck of ship, sets up a hank mill on the deck of ship.
2. The arrangement of the boarding and disembarking systems of the excavator according to claim 1, wherein the ladder structure is a space structure with a triangular or rectangular cross section and comprises an upper longitudinal beam, a lower longitudinal beam, a plurality of cross beams between the two upper longitudinal beams, a rotating shaft connected to the end parts of the two upper longitudinal beams, a support rod between the upper longitudinal beam and the lower longitudinal beam, and a bottom plate connected to the tail ends of the upper longitudinal beam and the lower longitudinal beam.
3. The arrangement of an excavator boarding and disembarking system according to claim 1 or 2, characterized in that the ladder structure, in the mounted state, the rotating shaft is lapped on the ox horn plate structure, the bottom plate is lapped on the mud flat surface, and the included angle between the ladder structure and the mud flat surface is not more than the maximum climbing angle of the excavator.
4. The arrangement of an excavator boarding and disembarking system according to claim 2, wherein the upper longitudinal beams are selected from steel pipes, H-shaped steel, square steel pipes and channel steel.
5. The arrangement of the excavator boarding and disembarking systems according to claim 2, wherein the lower longitudinal beams are selected from steel pipes and square steel pipes.
6. The excavator boarding and disembarking system arrangement of claim 2, wherein the cross beam, which can be selected from square steel tube, H-beam, channel steel, has a length greater than the width of the excavator track.
7. The arrangement of an excavator boarding and disembarking system according to claim 2, wherein the rotating shaft is made of thick-walled steel pipe, and the end part of the rotating shaft extends out of the upper longitudinal beam by a distance not less than 30 mm.
8. The arrangement of an excavator boarding and disembarking system according to claim 2, wherein the brace is selected from the group consisting of steel pipe, square steel pipe, and H-beam.
9. An excavator boarding and disembarking system arrangement according to claim 2, wherein the floor is a steel plate with a wall thickness of not less than 20 mm.
10. The arrangement of the boarding and disembarking systems of the excavator according to claim 1, wherein the ox horn plate structure comprises an ox horn plate body and a reinforcing plate, the ox horn plate is welded on the outer protecting plate of the ship and forms a U-shaped groove structure with the outer protecting plate, and the width of the U-shaped groove is larger than the diameter of a rotating shaft of the ladder stand structure.
11. The arrangement of the excavator boarding and disembarking system as claimed in claim 1, wherein the power-assisted fixing structure comprises two triangular steel plates and a strip steel plate, the two triangular steel plates are welded on the ship deck, the distance between the two triangular steel plates is larger than the width of the excavator bucket, two ends of the strip steel plate are welded with the bevel edge of the triangular steel plate, and one long edge of the strip steel plate is welded with the ship deck.
12. An excavator boarding and disembarking system arrangement according to claim 1, wherein the winching machine is mounted and fixed on the deck and is provided with a sufficient length of haul cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567048.5U CN210793541U (en) | 2019-09-11 | 2019-09-11 | System arrangement for loading and unloading excavator onto ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567048.5U CN210793541U (en) | 2019-09-11 | 2019-09-11 | System arrangement for loading and unloading excavator onto ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210793541U true CN210793541U (en) | 2020-06-19 |
Family
ID=71246408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921567048.5U Active CN210793541U (en) | 2019-09-11 | 2019-09-11 | System arrangement for loading and unloading excavator onto ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210793541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683001A (en) * | 2019-09-11 | 2020-01-14 | 北京海瑞兴能源科技有限责任公司 | Arrangement and operation method of excavator boarding and disembarking systems |
-
2019
- 2019-09-11 CN CN201921567048.5U patent/CN210793541U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683001A (en) * | 2019-09-11 | 2020-01-14 | 北京海瑞兴能源科技有限责任公司 | Arrangement and operation method of excavator boarding and disembarking systems |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101772450B (en) | Elevating support vessel and methods thereof | |
| JP5383631B2 (en) | Offshore wind turbine installation ship and offshore wind turbine installation method using the same | |
| US7815398B2 (en) | Methods of positioning an elevating support vessel | |
| EP2724021B1 (en) | A self-propelled offshore wind farm installation vessel, and method of installation used in the construction of an offshore wind turbine farm | |
| US20080237170A1 (en) | Extension Bridges and methods of tender assist | |
| CN101774422B (en) | Novel offshore installation construction resource-combined type pontoon barge | |
| CN109506044A (en) | A kind of pipeline under the ocean construction technology | |
| JP2020513364A (en) | Self-propelled integrated vessel for transportation and installation of submerged tunnel submerged pipes | |
| US20080237174A1 (en) | Crane support apparatus and methods thereof | |
| CN110877666A (en) | Self-propelled underwater tunnel immersed tube carrying and mounting integrated ship and construction process | |
| CN210793541U (en) | System arrangement for loading and unloading excavator onto ship | |
| CN206634166U (en) | A kind of working ship | |
| CN108216502A (en) | A kind of pontoon bridge ro-ro transport system of open seashore | |
| EP3992368A1 (en) | Jack-up platform with receiving space for a barge and method for offshore installation of a wind turbine | |
| CN214401781U (en) | Gripping mechanism suitable for large-tonnage underwater steel pipe pile clearing device | |
| CN110683001A (en) | Arrangement and operation method of excavator boarding and disembarking systems | |
| CN112609585B (en) | Cable construction method suitable for positioning overwater large-sized steel open caisson | |
| JPH0328094A (en) | Submarine cable constructing vessel | |
| CN105129632A (en) | Grid-type steel sheet pile large cylinder main grid installation construction special-purpose crane ship | |
| CN112173035B (en) | Construction method of pipe joint sinking ship in limited area | |
| CN104358234A (en) | Over-water floating gate type anti-collision device and manufacture and installation method thereof | |
| CN207000767U (en) | It is easy to arrange the ship side extendable platform of underwater robot | |
| CN212740504U (en) | Simple assembling combined floating crane | |
| CN201280218Y (en) | Anchor system of self-dragging moving liter boat and moving boat | |
| CN219172626U (en) | Engineering ship applied to shallow water bottom-sitting salvage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |