CN115743401A

CN115743401A - Trestle structure

Info

Publication number: CN115743401A
Application number: CN202211515384.1A
Authority: CN
Inventors: 饶燃; 曾泰; 李启国; 左新平; 谢行焕; 王奇; 任杰; 陈达坚; 周勇; 赵野; 黄太圻; 李毅强
Original assignee: Jiangmen Hangtong Shipbuilding Co ltd Of Cccc Fourth Harbor Engineering Co ltd
Current assignee: Jiangmen Hangtong Shipbuilding Co ltd Of Cccc Fourth Harbor Engineering Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-07
Anticipated expiration: 2042-11-30
Also published as: CN115743401B

Abstract

The invention discloses a trestle structure which comprises a deck component, a trestle component and a driving component, wherein the deck component comprises a left deck and a right deck, and an accommodating space is arranged between the left deck and the right deck; the trestle assembly comprises a first trestle and a second trestle, wherein the first end of the first trestle is rotatably connected with the left deck, the first end of the second trestle is rotatably connected with the right deck, and the second end of the first trestle is detachably connected with the second end of the second trestle; the driving assembly comprises a movable pulley structure, a fixed pulley structure and a rope, wherein the rope is connected with the movable pulley structure and the fixed pulley structure. In the invention, when semi-submersible barge cargos are barge up or barge down, the first trestle and the second trestle are driven by the rope to rotate towards the direction far away from the accommodating space; when the semi-submersible barge is in a sailing state, the first trestle and the second trestle rotate towards the direction close to the containing space, and finally the first trestle and the second trestle are in an approximately horizontal state and are connected with each other.

Description

Trestle structure

Technical Field

The invention relates to the field of ships, in particular to a trestle structure.

Background

Unlike typical surface vessels, semi-submersibles generally have a deeper draft and have a portion of the hull or structure exposed to the surface. Because the volume proportion that submerges is high, consequently the influence of the wave on the sea is relatively difficult to receive to semi-submerged ship, can keep better stability and be fit for using as the work platform on the water.

A plurality of turrets are generally arranged on the main deck of the semi-submersible barge so as to provide enough buoyancy for the semi-submersible barge in the submerged floating to lift the lifting force of the semi-submersible barge. Every tower can possess different functions according to actual demand, needs personnel on duty etc.. The tower that often half sneakes into is higher, if do not connect between tower and the tower, personnel and goods remove between two towers and can bring very big inconvenience, and personnel need cross whole ship width again to another tower from one tower to main deck down, very big influence operation personnel's efficiency of construction.

Generally, can set up the landing stage between two tower and be convenient for personnel to walk about, but landing stage's setting can block half latent goods of plugging into of refuting and refuting down, and the very big design for the landing stage of span has increased the degree of difficulty between the tower moreover.

Disclosure of Invention

In order to solve at least one of the above technical problems, the present invention provides a trestle structure, which adopts the following technical scheme:

the invention provides a trestle structure which comprises a deck component, a trestle component and a driving component, wherein the deck component comprises a left deck and a right deck, the left deck can be arranged on the port side of a semi-submersible barge, the right deck can be arranged on the starboard side of the semi-submersible barge, and an accommodating space is arranged between the left deck and the right deck; the trestle component comprises a first trestle and a second trestle, wherein the first end of the first trestle is rotatably connected with the left deck, the second end of the first trestle extends towards the accommodating space, the first end of the second trestle is rotatably connected with the right deck, the second end of the second trestle extends towards the accommodating space, and the second end of the first trestle is detachably connected with the second end of the second trestle; the driving assembly comprises a movable pulley structure, a fixed pulley structure and a rope, wherein the fixed pulley structure is arranged on the left deck, the fixed pulley structure is arranged on the right deck, the movable pulley structure is arranged on the first trestle, the movable pulley structure is arranged on the second trestle, and the rope is connected with the movable pulley structure and the fixed pulley structure.

The embodiment of the invention has at least the following beneficial effects: according to the semi-submerged barge cargo hoisting device, when semi-submerged barge cargo is hoisted or pulled, a winch transmits force to a rope, the rope transmits traction force to a movable pulley structure through a fixed pulley structure, and the first trestle is rotatably connected with a left deck and the second trestle is rotatably connected with a right deck; when the semi-submersible barge is in a sailing state, the winch control rope is gradually loosened, the movable pulley structure is gradually far away from the fixed pulley structure, the first trestle and the second trestle rotate towards the direction close to the accommodating space, and finally the first trestle and the second trestle are in an approximately horizontal state and are connected with each other, so that sailors can conveniently walk on the first trestle and the second trestle, and the efficient transmission of information on the semi-submersible barge is facilitated.

In some embodiments of the present invention, a fixed support is disposed on the left deck, a fixed support is disposed on the right deck, the fixed pulley structure includes a fixed pulley support and a fixed pulley body, the fixed pulley body is rotatably connected to the fixed pulley support, and the fixed pulley support is disposed on the fixed support.

In some embodiments of the present invention, a first end of the rope is fixedly connected to the fixed pulley bracket, the rope passes around the movable pulley structure and extends to a position of the fixed pulley body, the rope passes around the fixed pulley body, winches are arranged on both the left deck and the right deck, and a second end of the rope is connected to the winches.

In some embodiments of the present invention, the movable pulley structure includes a movable pulley support and a movable pulley body, the movable pulley support is respectively disposed on the first trestle and the second trestle, the movable pulley body is rotatably connected to the movable pulley support, and the rope passes around the movable pulley body.

In some embodiments of the invention, a limit block is arranged on the left deck, and when the first trestle rotates to a limit position, the first trestle is abutted against the limit block; and a limiting block is arranged on the right deck, and when the second trestle rotates to the extreme position, the second trestle is abutted to the limiting block.

In some embodiments of the present invention, each of the first trestle and the second trestle includes a straight frame structure and an extended frame structure, the extended frame structures are respectively disposed on two sides of the straight frame structure, the height of the extended frame structure is gradually reduced, a plurality of reinforcing beams are disposed on the bottom and two sides of the straight frame structure, and a plurality of reinforcing beams are disposed on the bottom and two sides of the extended frame structure.

In some embodiments of the present invention, the bottom of the straight frame structure is provided with a running plate, and the bottom of the extended frame structure is provided with a running plate, and the running plate is made of a figured steel plate.

In some embodiments of the present invention, a first end of the first trestle is provided with a first ear plate, the left deck is provided with a hinged bracket, and the first ear plate is connected to the hinged bracket; the first end of second landing stage is provided with first otic placode, be provided with articulated support on the deck of the right side, first otic placode with articulated leg joint.

In some embodiments of the present invention, a rib plate is disposed on the first ear plate, the rib plate extends toward the inside of the first trestle or the second trestle, and the first ear plate is connected to the first trestle or the second trestle through the rib plate.

In some embodiments of the present invention, a second end of the first trestle is provided with a second ear plate, a second end of the second trestle is provided with a third ear plate, and the second ear plate and the third ear plate are detachably connected by a pin.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of the trestle structure of the invention;

FIG. 2 is an enlarged view of a portion of the landing stage structure of the present invention;

fig. 3 is a schematic structural view of the second trestle lifting in the trestle structure of the invention;

fig. 4 is a schematic structural view of the first trestle and the second trestle being completely lifted in the trestle structure of the invention;

FIG. 5 is a top view of the landing stage structure of the present invention;

FIG. 6 is an enlarged view of a portion of the landing stage structure of the present invention;

FIG. 7 is a side view of the trestle structure of the invention on a semi-submersible barge;

figure 8 is a front view of a first trestle in the trestle structure of the invention;

figure 9 is a cross-sectional view of a first trestle in the trestle structure of the invention.

Reference numerals:

101. a left deck; 102. a right deck; 103. an accommodating space; 104. a first trestle; 105. a second trestle;

201. a limiting block; 202. a flat frame structure; 203. an extension frame structure; 204. reinforcing the beam; 205. a walking board; 206. a first ear plate; 207. a second ear panel; 208. a third ear panel;

301. a movable pulley structure; 302. a fixed pulley structure; 303. a rope; 304. and fixing the bracket.

Detailed Description

This section will describe in detail embodiments of the invention, examples of which are illustrated in the accompanying drawings, in conjunction with fig. 1 to 9, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that, if the terms "central", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. are used in the orientation or positional relationship indicated in the drawings, this is for convenience of description and simplicity of description only, and does not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. The features defined as "first" and "second" are used for distinguishing feature names rather than having special meanings, and further, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the invention provides a trestle structure which comprises a deck assembly, a trestle assembly and a driving assembly.

As shown in fig. 5 and 7, the deck assembly includes a left deck 101 and a right deck 102, the left deck 101 is disposed on the port side of the semi-submerged barge, the right deck 102 is disposed on the starboard side of the semi-submerged barge, and the left deck 101 and the right deck 102 are symmetrically disposed along the central axis of the semi-submerged barge. Further, the deck assembly may be provided in plurality, specifically, two. The left deck 101 and the right deck 102 are both provided with a certain height, an accommodating space 103 is arranged between the left deck 101 and the right deck 102, the accommodating space 103 is used for storing semi-submerged refuting goods, and the hoisting equipment is located at a position higher than the left deck 101 or the right deck 102 and transports the semi-submerged refuting goods to the accommodating space 103.

As shown in fig. 1, 3, and 4, the bridge assembly includes a first bridge 104 and a second bridge 105, a first end of the first bridge 104 is rotatably connected to the left deck 101, a first end of the second bridge 105 is rotatably connected to the right deck 102, the first bridge 104 and the second bridge 105 can communicate the left deck 101 and the right deck 102, and the first bridge 104 and the second bridge 105 facilitate a crew to move on the left deck 101 and the right deck 102.

Further, when the semi-submersible refuge cargo refutes or refutes, the first trestle 104 and the second trestle 105 rotate to avoid a refuting or refuting space, so that the first trestle 104, the second trestle 105 and the semi-submersible refuge are prevented from interfering; when the semi-submerged barge finishes the barge or the barge, the first trestle 104 and the second trestle 105 form an approximately horizontal state through rotation. Specifically, the second end of the first trestle 104 extends into the accommodating space 103, the second end of the second trestle 105 extends into the accommodating space 103, and when the first trestle 104 and the second trestle 105 are in an approximately horizontal state, the second end of the first trestle 104 is connected with the second end of the second trestle 105 to form a passage for a crew to walk.

The second end of the first trestle 104 is detachably connected with the second end of the second trestle 105, and when the semi-submersible barge is refuted or refuted, the second end of the first trestle 104 is separated from the second end of the second trestle 105, so that the first trestle 104 and the second trestle 105 can rotate conveniently; when the semi-submerged barge finishes barge-in or barge-out, the second end of the first trestle 104 is connected with the second end of the second trestle 105, so that the relative position between the first trestle 104 and the second trestle 105 is ensured to be stable, and potential safety hazards caused by sailors during walking are eliminated.

As shown in fig. 2, in some examples, a limiting block 201 is disposed on the left deck 101, a limiting block 201 is also disposed on the right deck 102, and the limiting block 201 is configured to limit the extreme positions, i.e., approximately horizontal positions, of the first trestle 104 and the second trestle 105, so as to avoid that the first trestle 104 and the second trestle 105 rotate over travel, which results in that the second end of the first trestle 104 and the second end of the second trestle 105 cannot be connected to each other. Specifically, when the first trestle 104 rotates to an approximately horizontal state, the first trestle 104 abuts against the limiting block 201; when the second trestle 105 rotates to a nearly horizontal state, the second trestle 105 abuts against the limiting block 201.

As shown in fig. 8, in some examples, first trestle 104 includes a straight frame structure 202 and an extended frame structure 203, and the extended frame structure 203 is disposed on two sides of the straight frame structure 202, that is, the straight frame structure 202 is located between the two extended frame structures 203. The flat frame structure 202 has a uniform height throughout, which provides protection for the crew and prevents the crew from falling off the first trestle 104 during walking. The height of one extension frame structure 203 is gradually reduced from the straight frame structure 202 to the first end of the first trestle 104, so that the first end of the first trestle 104 is conveniently in rotating connection with the left deck 101, and the situation that the extension frame structure 203 interferes with the left deck 101 in the rotating process to cause the rotation not in place and cannot provide enough space for the semi-submerged cargo barge to move upwards or downwards is avoided; the further extended frame structure 203 tapers in height from the flat frame structure 202 to the second end of the first trestle 104, facilitating the detachable connection of the second end of the first trestle 104 with the second end of the second trestle 105.

The second trestle 105 comprises a straight frame structure 202 and an extended frame structure 203, wherein the extended frame structure 203 is respectively arranged on two sides of the straight frame structure 202, that is, the straight frame structure 202 is located between the two extended frame structures 203. The heights of all the straight frame structures 202 are uniform, and the height of one extending frame structure 203 is gradually reduced from the straight frame structure 202 to the first end of the second trestle 105, so that the first end of the second trestle 105 is conveniently in rotating connection with the right deck 102, and the extending frame structure 203 is prevented from interfering with the right deck 102 in the rotating process to avoid the situation that the extending frame structure is not in place to rotate; the further extending frame structure 203 tapers in height from the flat frame structure 202 to the second end of the second trestle 105, facilitating the detachable connection of the second end of the second trestle 105 with the second end of the first trestle 104.

Further, in order to ensure the structural stability of the straight frame structure 202, a plurality of reinforcing beams 204 are disposed at the bottom and both sides of the straight frame structure 202, and the plurality of reinforcing beams 204 are disposed in a zigzag shape. In order to ensure the structural stability of the extension frame structure 203, a plurality of reinforcing beams 204 are arranged at the bottom and both sides of the extension frame structure 203, and the plurality of reinforcing beams 204 are arranged in a zigzag shape.

As shown in fig. 9, in some examples, the straight frame structure 202 is provided with a walking board 205 at the bottom, the extended frame structure 203 is provided with a walking board 205 at the bottom, and a crew can move by stepping on the walking board 205 to ensure that the passageway formed by the first trestle 104 and the second trestle 105 is flat. Specifically, the walking plate 205 is made of a figured steel plate, so that the structural strength of the walking plate 205 is ensured, and bending is avoided.

In some examples, the first end of the first trestle 104 is provided with a first ear plate 206, the left deck 101 is provided with a hinged bracket, and the first ear plate 206 is rotatably connected with the hinged bracket. Further, a hinge shaft is disposed on the hinge bracket, and the hinge shaft passes through the first ear plate 206. The first trestle 104 rotates around the hinge shaft; a first ear plate 206 is arranged at the first end of the second trestle 105, a hinged support is arranged on the right deck 102, and the first ear plate 206 is rotatably connected with the hinged support. Further, a hinge shaft is disposed on the hinge bracket, and the hinge shaft passes through the first ear plate 206. The second trestle 105 rotates about a hinge axis.

In some examples, a wrapping plate is disposed outside the first ear plate 206, and the wrapping plate is used to protect the first ear plate 206, so as to prevent the first ear plate 206 from directly contacting with the hinge bracket, which causes frequent friction and easily causes the first ear plate 206 to be damaged, and it can be understood that the wrapping plate wraps the first ear plate 206.

In some examples, a rib plate is arranged on the first ear plate 206, the rib plate extends from the first ear plate 206 to the direction of the first trestle 104 or the second trestle 105, and the rib plate is connected with the first trestle 104 or the second trestle 105, so that the first ear plate 206 is connected with the first trestle 104 or the second trestle 105, and the connection stability is ensured.

As shown in fig. 6, in some examples, the second end of the first trestle 104 is provided with a second ear plate 207, the second end of the second trestle 105 is provided with a third ear plate 208, and the second ear plate 207 and the third ear plate 208 form a detachable connection therebetween. Specifically, one third ear plate 208 corresponds to two second ear plates 207, the two second ear plates 207 are arranged in parallel, a certain interval exists between the two second ear plates 207, the third ear plate 208 is inserted between the two second ear plates 207, and the pin passes through the two second ear plates 207 and the third ear plate 208, so as to connect the first trestle 104 and the second trestle 105. The pin shaft is provided with a split pin, so that the pin shaft is prevented from falling off, and the connection stability is ensured.

The driving assembly comprises a movable pulley structure 301, a fixed pulley structure 302 and a rope 303, wherein the fixed pulley structure 302 is arranged on the left deck 101, the fixed pulley structure 302 is arranged on the right deck 102, and the fixed pulley structure 302 can rotate on the left deck 101 or the right deck 102. Further, a movable pulley structure 301 is arranged on the first trestle 104, a movable pulley structure 301 is arranged on the second trestle 105, and the movable pulley structure 301 and the fixed pulley structure 302 are connected through a rope 303. Specifically, the rope 303 abuts against the fixed pulley structure 302 and bypasses the movable pulley structure 301, the fixed pulley structure 302 ensures the moving direction of the rope 303, so that the rope 303 transmits force to the movable pulley structure 301, and the movable pulley structure 301 is stressed to move, thereby driving the first trestle 104 or the second trestle 105 to move.

In some examples, a fixed bracket 304 is disposed on the left deck 101, a fixed bracket 304 is also disposed on the right deck 102, and the fixed pulley structure 302 is disposed on the fixed bracket 304. Specifically, the fixed pulley structure 302 includes a fixed pulley support and a fixed pulley body, the fixed pulley support is disposed on the fixed support 304, and the fixed pulley body is rotatably connected with the fixed pulley support. The rope 303 is forced to drive the fixed pulley body to rotate, and the rope 303 is smoothly guided to the movable pulley structure 301 on the premise of not influencing the movement of the rope 303.

In some examples, the movable pulley structure 301 includes a movable pulley body, a movable pulley bracket on which the movable pulley body rotates, the movable pulley bracket being connected with the first trestle 104 or the second trestle 105.

When semi-submerged cargo is plugged on or off, the pin shaft is taken down, the rope 303 is subjected to traction force, so that the movable pulley body is pulled to move towards the direction close to the body of the fixed pulley, meanwhile, the movable pulley body is arranged on the first trestle 104 or the second trestle 105, the first trestle 104 or the second trestle 105 is rotatably connected with the left deck 101 or the right deck 102, and under the combined action of the first trestle 104 and the second trestle 105, the movable pulley structure 301 and the first trestle 104 or the second trestle 105 rotate towards the direction far away from the accommodating space 103, so that the semi-submerged cargo is prevented from being interfered.

When the semi-submersible barge finishes the barge or barge, the rope 303 gradually relaxes, the first trestle 104 and the second trestle 105 rotate to the approximate horizontal position under the action of gravity, when the first trestle 105 and the second trestle 105 reach the approximate horizontal state, the first trestle 104 and the second trestle 105 are abutted to the limiting block 201, and at the moment, the pin shaft is installed, so that the connection of the first trestle 104 and the second trestle 105 is finished.

Specifically, a first end of the rope 303 is fixedly connected with the fixed pulley bracket, the rope 303 passes around the movable pulley body and extends to the position of the fixed pulley body, and the rope 303 is lapped on the fixed pulley body to change the extending direction. It will be appreciated that winches are provided on both the left deck 101 and the right deck 102, the second end of the line 303 being connected to the winches which provide power for movement of the line 303.

In the description of the present specification, reference to the terms "one embodiment," "some examples," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like, if any, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. A trestle structure, comprising:

the deck assembly comprises a left deck and a right deck, the left deck can be arranged on the port side of the semi-submersible barge, the right deck can be arranged on the starboard side of the semi-submersible barge, and an accommodating space is arranged between the left deck and the right deck;

the trestle assembly comprises a first trestle and a second trestle, the first end of the first trestle is rotatably connected with the left deck, the second end of the first trestle extends towards the range of the accommodating space, the first end of the second trestle is rotatably connected with the right deck, the second end of the second trestle extends towards the range of the accommodating space, and the second end of the first trestle is detachably connected with the second end of the second trestle;

drive assembly, drive assembly includes movable pulley structure, fixed pulley structure, rope, the fixed pulley structure set up in on the left side deck, the fixed pulley structure set up in on the right side deck, the movable pulley structure set up in on the first landing stage, the movable pulley structure set up in on the second landing stage, the rope is connected the movable pulley structure with the fixed pulley structure.

2. The trestle structure of claim 1, wherein a fixed support is arranged on the left deck, a fixed support is arranged on the right deck, and the fixed pulley structure comprises a fixed pulley support and a fixed pulley body, wherein the fixed pulley body is rotatably connected with the fixed pulley support, and the fixed pulley support is arranged on the fixed support.

3. The trestle structure according to claim 2, wherein a first end of the rope is fixedly connected to the fixed pulley bracket, the rope passes around the movable pulley structure and extends to the position of the fixed pulley body, the rope passes around the fixed pulley body, winches are arranged on both the left deck and the right deck, and a second end of the rope is connected with the winches.

4. The trestle structure of claim 1, wherein the movable pulley structure comprises a movable pulley support and a movable pulley body, the movable pulley support is respectively arranged on the first trestle and the second trestle, the movable pulley body is rotatably connected with the movable pulley support, and the rope passes around the movable pulley body.

5. The trestle structure according to claim 1, wherein a limiting block is arranged on the left deck, and when the first trestle rotates to a limit position, the first trestle abuts against the limiting block; and a limiting block is arranged on the right deck, and when the second trestle rotates to the extreme position, the second trestle is abutted to the limiting block.

6. The trestle structure according to claim 1, wherein the first trestle and the second trestle both comprise a straight frame structure and an extended frame structure, the extended frame structure is respectively arranged on two sides of the straight frame structure, the height of the extended frame structure is gradually reduced, a plurality of reinforcing beams are arranged on the bottom and two sides of the straight frame structure, and a plurality of reinforcing beams are arranged on the bottom and two sides of the extended frame structure.

7. Trestle structure according to claim 6, characterized in that the bottom of the straight frame structure is provided with a running plate, and the bottom of the extended frame structure is provided with a running plate made of a figured steel plate.

8. The trestle structure according to claim 1, wherein a first end of the first trestle is provided with a first lug plate, the left deck is provided with a hinged bracket, and the first lug plate is connected with the hinged bracket; the first end of second landing stage is provided with first otic placode, be provided with articulated support on the deck of the right side, first otic placode with articulated leg joint.

9. The trestle structure according to claim 8, wherein a rib plate is arranged on the first lug plate, the rib plate extends towards the inside of the first trestle or the second trestle, and the first lug plate is connected with the first trestle or the second trestle through the rib plate.

10. The bridge structure of claim 8, wherein the second end of the first bridge is provided with a second ear plate, the second end of the second bridge is provided with a third ear plate, and the second ear plate and the third ear plate are detachably connected through a pin.