CN212313805U

CN212313805U - Marine springboard ladder

Info

Publication number: CN212313805U
Application number: CN202020586377.0U
Authority: CN
Inventors: 郑章敏; 付新军; 许妙树; 缪洪娟
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-01-08
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to a shipbuilding technical field discloses a marine springboard ladder, and it includes moving platform and springboard ladder body, moving platform includes inclined ladder and platform main part, inclined ladder with platform main part fixed connection, the bottom of platform main part is equipped with at least one lift gyro wheel, sliding connection has the sliding seat in the platform main part, the top side of sliding seat rotationally is connected with rotates the seat, rotate the top side of seat with the one end of springboard ladder body rotationally connects. The utility model provides a marine springboard ladder can reduce the length of springboard ladder body and the angle of inclination when setting up, and the contained angle of springboard ladder body and horizontal plane can change along with the lift removal of boats and ships, does not need the position of artifical adjustment springboard ladder body, and the transport is convenient.

Description

Marine springboard ladder

Technical Field

The utility model relates to a shipbuilding technical field especially relates to a marine springboard ladder.

Background

When a ship stops at a wharf, a springboard ladder needs to be erected so as to facilitate the up and down of personnel and the carrying of materials. The length of the traditional gangway ladder is usually about 8-10 meters, and the traditional gangway ladder is very convenient to use on a small-tonnage ship. However, the length of the gangway ladder is limited, and the gangway ladder is difficult to use on large ships with large tonnage and high freeboard. Moreover, the large ship has high dry side, is influenced by goods loading and wharf tide level, has very large heave amplitude and has very large angle change of the jump board ladder. At this time, the jump ladder must be moved in time and the setting angle thereof must be adjusted, which is time-consuming and labor-consuming. Of course, the problem can also be solved by lengthening the gangway ladder, but if the gangway ladder is too long, the weight will be increased correspondingly, which is very inconvenient for carrying and erection, and at the same time, a higher requirement is also put forward for the width of the wharf.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a marine springboard ladder, its length that can reduce the springboard ladder body with set up the angle of inclination, the contained angle of springboard ladder body and horizontal plane can change along with the lift removal of boats and ships, does not need the position of artifical adjustment springboard ladder body, the transport is convenient.

In order to achieve the above object, the utility model provides a marine springboard ladder, it includes moving platform and springboard ladder body, moving platform includes inclined ladder and platform main part, inclined ladder with platform main part fixed connection, the bottom of platform main part is equipped with at least one lift gyro wheel, sliding connection has the sliding seat in the platform main part, the top side of sliding seat rotationally is connected with rotates the seat, the top side of rotating the seat with the one end of springboard ladder body rotationally connects.

According to the preferable scheme, the lifting roller comprises an adjusting rod, a roller body, a barrel and an adjusting piece, the adjusting rod vertically penetrates through the barrel in a pluggable mode, the bottom end of the adjusting rod is connected with the roller body, an installation position is arranged on the adjusting rod, one side of the barrel is fixedly connected with the platform main body, a plurality of adjusting through holes are formed in the other side of the barrel in the vertical direction, and the adjusting piece horizontally penetrates through any one of the adjusting through holes and is inserted into the installation position.

According to the preferable scheme, the adjusting rod is horizontally provided with a limiting plate, the limiting plate is located below the barrel and arranged above the roller body, and the cross section area of the limiting plate is larger than that of the barrel.

Preferably, the top end of the adjusting rod is provided with a lifting block.

Preferably, the cross section of the lifting block is circular.

Preferably, the gangboard ladder body and the rotating seat are detachably connected through a connecting assembly.

Preferably, the connecting assembly comprises a fixing piece, a plug piece, and two first connecting plates and two second connecting plates which are arranged oppositely,

the mounting is installed the one end of springboard ladder body, be equipped with fixing hole on the mounting, be equipped with first connect the via hole on the first connecting plate, be equipped with second connect the via hole on the second connecting plate, first connecting plate with leave the confession between the second connecting plate the gap that the mounting passed, the mounting inserts in the gap, plug piece passes in proper order first connect the via hole fixing hole with second connect the via hole.

Preferably, at least one sliding rail is arranged on the top side of the platform main body, the sliding rail is arranged along the length direction of the springboard ladder body, and a rolling part is arranged on the bottom side of the sliding seat and connected with the sliding rail.

As the preferred scheme, the inclined ladder comprises a plurality of horizontally arranged stair boards, and the edges of the stair boards are provided with anti-slip strips.

As the preferred scheme, the bottom sides of the two ends of the springboard ladder body are respectively provided with a rotating wheel.

The embodiment of the utility model provides a marine jump board ladder compares with prior art, and its beneficial effect lies in: the utility model discloses marine springboard ladder is equipped with moving platform, and the springboard ladder body rotationally is connected with moving platform, and when setting up, the one end of springboard ladder body is fixed at boats and ships deck topside, and the other end is connected on the rotation seat on moving platform. The mobile platform has a certain height, and can reduce the inclination of the gangboard ladder body when being erected and the length of the gangboard ladder body, so that the gangboard ladder body can be erected on a code head with a smaller width. The rotating seat is rotatably connected with the sliding seat, and the sliding seat is connected to the platform main body in a sliding mode. When a ship berthing at a wharf moves under the action of wind waves, the jump ladder body is driven to rock, the sliding seat can slide on the platform main body, and the rotating seat can rotate. When the ship is lifted and sunk up and down due to the change of the tide level, the gangboard ladder body can be lifted up and down along with the change of the tide level, the sliding seat moves back and forth along with the change of the tide level, the rotating seat can rotate along with the change of the tide level, the working personnel are not required to adjust the erection angle of the gangboard ladder body at any time, the position of the gangboard ladder body is not required to be lifted and moved in time according to the movement of the ship, time and labor are saved, and the labor. Be equipped with the lift gyro wheel in moving platform's the platform main part, place the platform theme at the pier during use, the staff can drop the lift gyro wheel as required, promotes moving platform, and the lift gyro wheel drives whole moving platform and removes the assigned position, and the gangboard ladder transport is convenient. The gangboard ladder is suitable for ships with large tonnage and high freeboard, and is more convenient for personnel to get on and off.

Drawings

Fig. 1 is a schematic structural view of a marine jump ladder provided by an embodiment of the present invention;

fig. 2 is a front view of a mobile platform provided by an embodiment of the present invention;

fig. 3 is a top view of a mobile platform according to an embodiment of the present invention.

In the figure, 1, a sliding seat; 2. a rotating seat; 3. a mobile platform; 31. an inclined ladder; 311. a stair tread; 312. a ladder frame; 32. a platform body; 321. an upper stage; 322. a lower stage; 4. a gangway ladder body; 41. a frame body; 42. a pedal; 5. lifting rollers; 51. adjusting a rod; 52. a roller body; 53. a barrel; 6. a connecting assembly; 61. a first connecting plate; 62. a second connecting plate; 7. a handrail; 8. a rotating wheel; 9. a handle; 10. a railing; 11. an eye plate; 12. a support pillar; 13. a limiting plate; 14. lifting and pulling the block; 15. a slide rail; 16. a rolling member; 17. a support rod.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms used in the present invention are used in the description of the present invention, and it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and the like are used in the present invention as the directions or positional relationships indicated based on the drawings, and are only for convenience of description of the present invention and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the utility model discloses a marine springboard ladder of preferred embodiment, it includes moving platform 3 and springboard ladder body 4, moving platform 3 includes inclined ladder 31 and platform main part 32, inclined ladder 31 slope set up and with platform main part 32 fixed connection, the bottom of platform main part 32 is equipped with at least one lift gyro wheel 5, sliding connection has sliding seat 1 on the platform main part 32, the top side of sliding seat 1 rotationally is connected with rotates seat 2, the top side of rotating seat 2 rotationally is connected with the one end of springboard ladder body 4.

In the present embodiment, the platform main body 32 is formed by welding angle steel or channel steel. The platform body 32 has a height, which includes an upper stage 321 and a lower stage 322. The upper platform 321 is made of a patterned steel plate, and the upper platform 321 is fixedly connected with the lower platform 322 through welding or bolts. The upper end of the inclined ladder 31 is fixed on the upper platform 321 by welding, and the lower end is fixed on the lower platform 322 by welding. The staff can get on the upper platform 321 by the inclined ladder 31. The upper platform 321 is provided with railings 10 along the circumferential direction, and the railings 10 are made of steel pipes with the diameter of 38 or 42 and are welded and fixed with the platform main body 32 to ensure the safety of personnel who get on the upper platform 321. The two sides of the upper platform 321 are respectively provided with an eye plate 11, which is convenient for the working personnel to hoist and move the platform main body 32. A plurality of support posts 12 are mounted on the lower platform 322 for supporting the weight of the entire apparatus. Six lifting rollers 5 are arranged on the lower platform 322. When the moving platform 3 needs to move, the worker can lower the lifting roller 5, the lifting roller 5 jacks up the moving platform 3 at the moment, the moving platform 3 is driven to move front and back and left and right, and after the moving platform moves in place, the worker lifts the lifting roller 5, so that the bottom side of the lifting roller 5 is higher than the bottom side of the support column 12, and the moving platform 3 is enabled to be located on the stacking head by the support column 12. The rotating seat 2 is rotatably connected with the springboard ladder body 4, so that the springboard ladder body 4 can change the inclination angle according to the up-and-down movement of the ship. The top side of the sliding seat 1 is provided with a rotating shaft, and the sliding seat 1 is connected with the rotating seat 2 through the rotating shaft. The sliding seat 1 is mounted on the upper platform 321 and can slide on the upper platform 321. The staff can select the best erection position to erect the jump ladder body 4 by rotating the rotating seat 2 or moving the sliding seat 1 according to the position of the ship.

Based on the technical scheme, when the working personnel need to set up the jump ladder, the movable platform 3 can be lifted to the wharf. The gangboard ladder body 4 is mounted on the rotating seat 2. According to setting up the position, drop lifting roller 5, promote moving platform 3 to suitable position after, rise lifting roller 5 again for moving platform 3 relies on the dead weight, utilizes support column 12 to sit on the wharf. The setting position can be finely adjusted, specifically, the sliding seat 1 is moved according to the length of the springboard ladder body 4, the rotating seat 2 is rotated to select a proper setting angle, and one end, far away from the moving platform 3, of the springboard ladder body 4 is set on a ship. When the gangway ladder is used, one end of the gangway ladder body 4 is fixed on the ship deck gunwale, and the other end of the gangway ladder body is fixed on the rotating seat 2. When a ship berthing at a wharf moves under the action of wind and waves, the sliding seat 1 can move on the moving platform 3, and the rotating seat 2 can rotate by taking the sliding seat 1 as the center, so that the jump ladder body 4 can be adjusted at a proper position by the movement of the ship. When the ship goes up and down and sinks due to the change of the tide level, the diving board ladder body 4 is rotatably connected with the rotating seat 2, so that the diving board ladder body 4 can go up and down along with the ship, and the sliding seat 1 moves back and forth along with the ship. The gangplank ladder is provided with the moving platform 3, the length and the inclination of the gangplank ladder can be reduced, the requirement on the width of a wharf is reduced when a ship stops, the gangplank ladder is suitable for ships with large tonnage and high freeboard, and personnel can get on and off conveniently.

The lifting roller 5 comprises an adjusting rod 51, a roller body 52, a cylinder 53 and an adjusting piece (not shown in the figure), the adjusting rod 51 vertically penetrates through the cylinder 53 in a pluggable manner, the bottom end of the adjusting rod 51 is connected with the roller body 52, an installation position (not shown in the figure) is arranged on the adjusting rod 51, one side of the cylinder 53 is fixedly connected with the platform main body 32, a plurality of adjusting through holes (not shown in the figure) are arranged on the other side of the cylinder 53 in the vertical direction, and the adjusting piece horizontally penetrates through any adjusting through hole and is inserted into the installation position. The cylinder 53 has a cylindrical shape, and has a through hole along its axis, through which the adjustment lever 51 passes, and the roller body 52 is attached to the bottom end of the adjustment lever 51. The mounting position on the adjusting rod 51 can be a screw hole, and the adjusting piece can be a shoulder screw. The plurality of adjusting through holes are sequentially arranged on the same straight line along the vertical direction. When the height of the lifting roller 5 needs to be adjusted, the adjusting piece is pulled out, the adjusting rod 51 is lifted or pressed down to the designated height, and the installation position is aligned to any adjusting through hole. The adjusting piece is inserted into the adjusting through hole and is screwed in the mounting position, so that the height is adjusted and fixed. The adjusting rod 51 is horizontally provided with a limiting plate 13, the limiting plate 13 is positioned below the cylinder 53 and is arranged above the roller body 52, and the cross-sectional area of the limiting plate 13 is larger than that of the cylinder 53. The cross section of the limiting plate 13 is circular, the diameter of the limiting plate is far larger than the inner diameter of the cylinder 53, the limiting plate 13 cannot enter the cylinder 53, the effect of limiting the displacement of the adjusting rod 51 in the vertical direction is achieved, and the situation that workers excessively lift the adjusting rod 51 to enable the bottom side of the cylinder 53 to be abutted against the roller body 52 to cause abrasion of the cylinder 53 or the roller body 52 is avoided. The top end of the adjusting rod 51 is provided with a lifting block 14, which is convenient for a worker to lift or press the adjusting piece. In order to avoid scratching the hand of the worker and facilitate the worker to hold the adjusting rod 51, the cross section of the lifting block 14 is circular.

Specifically, springboard ladder body 4 and rotation seat 2 pass through coupling assembling 6 detachably and connect, under non-user state, can pull down springboard ladder body 4 from rotating seat 2, separately deposit, the storage management of being convenient for. Coupling assembling 6 includes mounting (not shown in the figure), plug (not shown in the figure) and two relative first connecting plate 61 and the second connecting plate 62 that set up, the mounting is installed in one side of jump board ladder body 4, be equipped with the fixed through hole that supplies the plug to pass on the mounting, be equipped with the first connect through hole that supplies the plug to pass on the first connecting plate 61, be equipped with the second connect through hole that supplies the plug to pass on the second connecting plate 62, leave the gap that supplies the mounting to pass between first connecting plate 61 and the second connecting plate 62, the mounting inserts in the gap, the plug passes first connect through hole in proper order, fixed through hole and second connect through hole, realize jump board ladder body 4 and rotate seat 2 detachable and be connected. The first connecting plate 61 and the second connecting plate 62 may be ear plates, which are welded to the rotary holder 2. The fixing piece can be a fixing hook or other parts for fixing, and the plug piece can be a plug pin or a pin shaft or a shoulder screw. When the springboard ladder body 4 and the rotating seat 2 need to be connected, the fixing piece is placed in the gap, and the plugging piece sequentially penetrates through the first connecting through hole, the fixing through hole and the second connecting through hole to realize connection. In order to connect and fasten, the nut can be screwed at one end of the shaft shoulder screw close to the second connecting through hole, so that the jump board ladder body 4 and the rotating seat 2 are prevented from loosening. At this time, the ramp ladder body 4 can still rotate relative to the rotating base 2. When dismantling the springboard ladder body 4, only need take out the plug can, the installation is dismantled convenient and fast.

In addition, the top side of the platform main body is provided with at least one slide rail 15, the slide rail 15 is arranged along the length direction of the gangway ladder body 4, the bottom side of the sliding seat 1 is provided with a rolling part 16, and the rolling part 16 is connected with the slide rail 15. The slide rail 15 is used for limiting the motion track of the slide seat 1, so that the slide seat 1 can only slide back and forth along the length direction of the ramp ladder body 4. In this embodiment, the number of the sliding rails 15 is two, 4 rolling members 16 are connected to the bottom side of the sliding seat 1, and the four rolling members 16 are uniformly distributed on the bottom side of the sliding seat 1. The rolling members 16 may be wheels, and can slide on the sliding rails 15 to realize the movement of the sliding seat 1 on the upper platform 321.

In addition, the inclined ladder 31 comprises a plurality of horizontally arranged stair plates 311, the stair plates 311 are folded by steel plates, anti-slip strips are arranged at the edges of the stair plates 311, the anti-slip strips are made of patterned steel plates and are welded and fixed with the stair plates 311, and therefore the work personnel can be prevented from sliding when going up and down the inclined ladder 31. The inclined ladder 31 further comprises a ladder frame 312, the ladder frame 312 is made of angle steel or channel steel, and two ends of the stair boards 311 are fixedly welded with the ladder frame 312. Handrails 7 are arranged on two sides of the inclined ladder 31.

Optionally, the bottom sides of the two ends of the gangway ladder body 4 are respectively provided with a rotating wheel 8, so that the gangway ladder body 4 is convenient to carry. The springboard ladder body 4 comprises a frame body 41 and a pedal 42, wherein the frame body 41 is made of an aluminum alloy material, the pedal 42 is processed in a punching mode in an anti-skidding mode and is provided with arc-shaped anti-skidding protrusions, and the anti-skidding effect is improved. Handles 9 are arranged on two sides of the pedal 42, so that the operator can move the jump ladder body 4 conveniently, and the included angle between the jump ladder body 4 and the horizontal plane can be changed. Two sides of the jump ladder body 4 are provided with holding rods 17, and the holding rods 17 are made of phi 38 stainless steel pipes and fixed with the frame body 41 through bolts.

The utility model discloses a working process does: when the staff need set up the jump ladder, can be with moving platform 3 handling to the wharf on. The fixing member of the jump ladder body 4 is inserted into the gap between the first connecting plate 61 and the second connecting plate 62, and the plug member is inserted into the first connecting through hole, the fixing through hole and the second connecting through hole, so that the jump ladder body 4 is mounted on the rotating base 2. According to the setting position, the adjusting piece is pulled out, the adjusting rod 51 is lifted or pressed down to the designated height, and the mounting position is aligned with any adjusting through hole. Insert the adjusting part and adjust the through-hole spiro union in the installation position, realize height's regulation and fixed to drop lifting idler. After the mobile platform 3 is pushed to a proper position, the lifting idler wheels are lifted, so that the mobile platform 3 is located on the wharf by means of dead weight. Finely adjusting the erection position, moving the sliding seat 1 according to the length of the gangboard ladder body 4, rotating the rotating seat 2 to select a proper erection angle, and erecting one end, far away from the moving platform 3, of the gangboard ladder body 4 on a ship. When the ship ascends and descends due to the change of the tide level, the springboard ladder body 4 can ascend and descend along with the ship, when the ship ascends and descends, the sliding seat 1 slides on the sliding rail 15, the rotating seat 2 rotates along with the drift of the ship, people do not need to follow the drift of the ship in real time to move the springboard ladder, and the operation is convenient.

To sum up, the embodiment of the utility model provides a marine springboard ladder, it is equipped with moving platform, and springboard ladder body rotationally is connected with moving platform, and when setting up, the one end of springboard ladder body is fixed at boats and ships deck topside, and the other end is connected on the rotation seat on moving platform. The mobile platform has a certain height, and can reduce the inclination of the gangboard ladder body when being erected and the length of the gangboard ladder body, so that the gangboard ladder body can be erected on a code head with a smaller width. The rotating seat is rotatably connected with the sliding seat, and the sliding seat is connected to the platform main body in a sliding mode. When a ship berthing at a wharf moves under the action of wind waves, the jump ladder body is driven to rock, the sliding seat can slide on the platform main body, and the rotating seat can rotate. When the ship is lifted and sunk up and down due to the change of the tide level, the gangboard ladder body can be lifted up and down along with the change of the tide level, the sliding seat moves back and forth along with the change of the tide level, the rotating seat can rotate along with the change of the tide level, the working personnel are not required to adjust the erection angle of the gangboard ladder body at any time, the position of the gangboard ladder body is not required to be lifted and moved in time according to the movement of the ship, time and labor are saved, and the labor. Be equipped with the lift gyro wheel in moving platform's the platform main part, place the platform theme at the pier during use, the staff can drop the lift gyro wheel as required, promotes moving platform, and the lift gyro wheel drives whole moving platform and removes the assigned position, and the gangboard ladder transport is convenient. The gangboard ladder is suitable for ships with large tonnage and high freeboard, and is more convenient for personnel to get on and off.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a marine springboard ladder, its characterized in that, includes moving platform and springboard ladder body, moving platform includes inclined ladder and platform main part, inclined ladder with platform main part fixed connection, the bottom of platform main part is equipped with at least one lift gyro wheel, sliding connection has the sliding seat in the platform main part, the top side of sliding seat rotationally is connected with rotates the seat, the top side of rotating the seat with the one end of springboard ladder body rotationally connects.

2. The marine jump ladder of claim 1, wherein the lifting rollers comprise adjusting rods, roller bodies, cylinders and adjusting members, the adjusting rods vertically penetrate through the cylinders in an insertable and removable manner, the bottom ends of the adjusting rods are connected with the roller bodies, the adjusting rods are provided with mounting positions, one side of the cylinders is fixedly connected with the platform main body, the other side of the cylinders is provided with a plurality of adjusting through holes along the vertical direction, and the adjusting members horizontally penetrate through any one of the adjusting through holes and are inserted into the mounting positions.

3. The marine jump ladder of claim 2, wherein the adjusting rod is horizontally provided with a limiting plate, the limiting plate is positioned below the cylinder and above the roller body, and the cross-sectional area of the limiting plate is larger than that of the cylinder.

4. The marine jump ladder of claim 2, wherein a lift block is provided at the top end of the adjustment bar.

5. The marine jump ladder of claim 4, wherein the cross-sectional shape of the lift block is circular.

6. The marine ramp ladder of claim 1, wherein the ramp ladder body and the swivel base are removably connected by a connection assembly.

7. The marine ramp ladder of claim 6, wherein the connection assembly includes a securing member, a plug member, and two oppositely disposed first and second connection plates,

8. The marine jump ladder of claim 1, wherein the top side of the platform main body is provided with at least one slide rail, the slide rail is arranged along the length direction of the jump ladder body, and the bottom side of the sliding seat is provided with rolling members, and the rolling members are connected with the slide rail.

9. Marine ramp ladder according to any one of claims 1-8, characterized in that the ramp ladder comprises a number of horizontally arranged stair treads, the edges of which are provided with cleats.

10. The marine jump ladder of any one of claims 1-8, wherein the bottom sides of both ends of the jump ladder body are mounted with turning wheels.