Combined slipway boarding ladder

Abstract

The utility model relates to a combined slipway boarding ladder, and belongs to the technical field of marine machinery. The combined type slipway boarding ladder comprises a plurality of frame units stacked in sequence and inclined ladders installed on the frame units, each frame unit comprises a plurality of stand columns and a plurality of transverse rods arranged between the adjacent stand columns and located at the two ends of the stand columns, and the transverse rods are connected with the stand columns through connecting pipes. The upper ends of the connecting pipes are fixedly connected with the lower ends of the stand columns of one of the two adjacent frame units in a sleeving manner; lock seats are arranged on the peripheries of the connecting pipes, mounting holes are formed in the lock seats, and every two adjacent frame units are vertically and fixedly connected through the lock seats. The stand column is provided with a scaffold connecting structure. The scheme provided by the utility model can adapt to different ship heights, and is simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of marine machinery, in particular to a combined shipbuilding berth boarding ladder. Background Technique

[0002] A shipbuilding berth boarding ladder is a device for loading, unloading, repairing and maintaining personnel and crew to safely and smoothly get on and off the ship during the operation of a modern large oil tanker berthing at the terminal or when the ship is berthed at the terminal for correction or repair.

[0003] The existing shipbuilding berth boarding ladder includes a frame structure, a walking platform, an inclined ladder and a railing handrail, and a lifting lug is arranged on the frame structure to transfer the shipbuilding berth boarding ladder. However, the height of the existing shipbuilding berth boarding ladder is fixed and cannot be applied to ships of different construction stages, different types and different heights, so the adaptability is poor. Content of the Utility Model

[0004] The purpose of the utility model is to overcome the defects existing in the prior art and provide a combined shipbuilding berth boarding ladder with simple structure, convenient use and capable of adapting to different ship heights.

[0005] The utility model provides a combined shipbuilding berth boarding ladder, which includes a plurality of frame units stacked in sequence and an inclined ladder installed on the frame units. The frame unit includes a plurality of vertical columns and a plurality of cross bars arranged between adjacent vertical columns and at both ends of the vertical columns. The cross bar and the vertical column are connected by a connecting pipe. The upper end of the connecting pipe is sleeved and fixed with the lower end of the vertical column of one of the adjacent two frame units. A lock seat is arranged on the outer periphery of the connecting pipe, and an installation hole is arranged on the lock seat. The adjacent two frame units are fixedly connected up and down through the lock seat. A scaffolding connection structure is arranged on the vertical column.

[0006] In some embodiments, the scaffolding connection structure includes a plurality of fixing plates axially distributed and welded to the vertical column. A plurality of fixing holes are arranged on the fixing plate. The fixing plates of adjacent vertical columns are connected to the scaffolding and fixed by pins.

[0007] In some embodiments, the vertical column is of a hollow structure, and the connecting pipe extends into the vertical column and is sleeved and connected with the vertical column.

[0008] In some embodiments, the vertical column, the cross bar and the connecting pipe are welded and connected.

[0009] In some embodiments, a walking platform is arranged on the cross bar, and an opening for avoiding the inclined ladder is arranged on the walking platform.

[0010] In some embodiments, the frame unit is further provided with a guardrail and a guard door. A plurality of installation holes for inserting the guardrail are arranged on the outer edge of the walking platform. One side of the guard door is rotatably connected with the vertical column through a hinge, and the other side is connected with the guardrail through a lock catch.

[0011] In some embodiments, the walking platform includes two first pedals that are parallel and located on both sides of the inclined ladder. A second pedal is further provided on the two first pedals. The second pedal is provided with a wire rope mounting hole, and the second pedal is fixedly connected to the first pedal through the wire rope mounting hole; mounting holes for inserting guardrails are provided on the outer peripheries of both the first pedal and the second pedal.

[0012] In some embodiments, safety net rope holes are further provided on the outer periphery of the frame unit.

[0013] The technical solution provided by the present utility model may include the following beneficial effects:

[0014] The combined shipbuilding berth boarding ladder of the present utility model is formed by stacking a number of frame units up and down, can adapt to different construction stages or different ship heights, and can improve the overall stability of the boarding ladder through the scaffolding connection structure and the lock seat, and has the characteristics of convenient and quick installation and flexible use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] By describing the exemplary embodiments of the present utility model in more detail in conjunction with the drawings, the above and other objects, features, and advantages of the present utility model will become more obvious. Among them, in the exemplary embodiments of the present utility model, the same reference numerals generally represent the same components.

[0016] Figure 1 is a schematic structural diagram of the combined shipbuilding berth boarding ladder provided by the present utility model;

[0017] Figure 2 is a side view of the frame unit provided by the present utility model;

[0018] Figure 3 is a schematic structural diagram of the scaffolding connection structure provided by the present utility model;

[0019] Figure 4 is a top view of the frame unit provided by the present utility model;

[0020] Figure 5 is another side view of the frame unit provided by the present utility model;

[0021] Figure 6 is a schematic structural diagram of the second pedal provided by the present utility model.

[0022] Reference Signs:

[0023] 1. Frame unit; 2. Inclined ladder; 3. Column; 4. Cross bar; 5. Connecting pipe; 6. Lock seat; 7. Scaffold connecting structure; 71. Fixed plate; 8. Walking platform; 81. First pedal; 82. Second pedal; 9. Guardrail; 10. Guard door; 11. Safety net rope hole. Detailed implementation manners

[0024] The preferred implementation manners of the present utility model will be described in more detail below with reference to the accompanying drawings. Although the preferred implementation manners of the present utility model are shown in the drawings, it should be understood that the present utility model can be implemented in various forms and should not be limited by the implementation manners described herein. On the contrary, these implementation manners are provided to make the present utility model more thorough and complete, and to be able to convey the scope of the present utility model to those skilled in the art completely.

[0025] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0027] In addition, the technical features involved in different implementation manners of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0028] In view of the above problems, the present utility model provides a combined shipbuilding berth boarding ladder, which adjusts the relative setting of the connecting plate through the positioning structure and the concave structure, solves the problem that the closing plate can only be scrapped after cutting errors, has a wide application range, strong practicability, and reliable installation.

[0029] The technical solutions of the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

[0030] As Figures 1 to 6As shown in the figure, a combined ship platform boarding ladder provided by an embodiment of the present utility model includes a plurality of frame units 1 stacked in sequence, and an inclined ladder 2 installed on the frame unit 1. The frame unit 1 includes a plurality of vertical columns 3 and a plurality of cross bars 4 disposed between adjacent vertical columns 3 and at both ends of the vertical columns 3. The cross bar 4 is connected to the vertical column 3 through a connecting pipe 5. The upper end of the connecting pipe 5 is sleeved and fixed to the lower end of the vertical column 3 of one of the adjacent two frame units 1. A lock seat 6 is provided on the outer periphery of the connecting pipe 5, and an installation hole is provided on the lock seat 6. The adjacent two frame units 1 are fixedly connected up and down through the lock seat 6. A scaffolding connection structure 7 is provided on the vertical column 3.

[0031] Compared with the prior art, in the combined ship platform boarding ladder provided by the present utility model, a plurality of frame units 1 are stacked up and down through the connecting pipe 5, the adjacent frame units 1 are firstly reinforced through the lock seat 6, and secondly reinforced through the scaffolding connection structure 7, effectively improving the structural strength and stability of the boarding ladder.

[0032] Further, the scaffolding connection structure 7 of the above-mentioned combined ship platform boarding ladder includes a fixing plate 71. A plurality of fixing holes are provided on the fixing plate 71. The fixing plates 71 of adjacent vertical columns 3 are connected to the scaffolding and fixed through pins. The installation of the disk buckle type scaffolding is realized through the pins and the fixing plate 71. During the construction of the boarding ladder, the overall stability of the combined ship platform boarding ladder is enhanced through the scaffolding.

[0033] Further, the vertical column 3 of the above-mentioned combined ship platform boarding ladder is of a hollow structure, and the connecting pipe 5 extends into the vertical column 3 and is sleeved and connected to the vertical column 3.

[0034] Further, the vertical column 3, the cross bar 4 and the connecting pipe 5 of the above-mentioned combined ship platform boarding ladder are connected by welding.

[0035] Further, a walking platform 8 is provided on the cross bar 4 of the above-mentioned combined ship platform boarding ladder, and an opening for avoiding the inclined ladder 2 is provided on the walking platform 8.

[0036] Further, the frame unit 1 of the above-mentioned combined ship platform boarding ladder is further provided with a guardrail 9 and a guard door 10. A plurality of installation holes for inserting the guardrail 9 are provided on the outer edge of the walking platform 8. One side of the guard door 10 is rotatably connected to the vertical column 3 through a hinge, and the other side is connected to the guardrail 9 through a lock.

[0037] Further, the walking platform 8 of the above-mentioned combined ship platform boarding ladder includes two first pedals 81 arranged in parallel and on both sides of the inclined ladder 2. A second pedal 82 is further provided on the two first pedals 81. A wire rope installation hole is provided on the second pedal 82, and the second pedal 82 is fixedly connected to the first pedal 81 through the wire rope installation hole. Installation holes for inserting the guardrail 9 are provided on the outer peripheries of the first pedal 81 and the second pedal 82.

[0038] Furthermore, safety net rope holes 11 are also provided on the outer periphery of the frame unit 1 of the above combined shipboard boarding ladder.

[0039] When applying the technical solution of the present utility model, the boarding ladder is assembled according to the height of the ship. Several layers of frame units 1 are stacked up and down and strengthened and fixed by the locking seats 6. During the assembly of the boarding ladder, the scaffolding is installed on the columns 3, which can improve the safety and stability of the frame unit 1.

[0040] The embodiments of the present utility model have been described above. The above description is exemplary and not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations are obvious to those of ordinary skill in the art in the technical field without departing from the scope and spirit of the described embodiments. The choice of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other ordinary skill in the art in the technical field to understand the embodiments disclosed herein.

Claims

1. A combined shipbuilding berth boarding ladder, characterized in that, It includes several stacked frame units (1) in sequence and an inclined ladder (2) installed on the frame unit (1). The frame unit (1) includes multiple upright columns (3) and multiple cross bars (4) arranged between adjacent upright columns (3) and at both ends of the upright columns (3). The cross bar (4) is connected to the upright column (3) through a connecting pipe (5). The upper end of the connecting pipe (5) is sleeved and fixed to the lower end of the upright column (3) of one of the adjacent two frame units (1). A lock seat (6) is provided on the outer periphery of the connecting pipe (5), and an installation hole is provided on the lock seat (6). The adjacent two frame units (1) are fixedly connected up and down through the lock seat (6). A scaffolding connection structure (7) is provided on the upright column (3).

2. The combined ship platform boarding ladder according to claim 1, characterized in that, The scaffolding connection structure (7) includes several fixing plates (71) distributed axially and welded to the upright column (3). Multiple fixing holes are provided on the fixing plates (71). The fixing plates (71) of adjacent upright columns (3) are connected to the scaffolding and fixed by pins.

3. The combined ship platform boarding ladder according to claim 1, wherein, The upright column (3) is of a hollow structure, and the connecting pipe (5) extends into the upright column (3) and is sleeved and connected to the upright column (3).

4. The combined ship platform boarding ladder according to claim 3, wherein, The upright column (3), the cross bar (4) and the connecting pipe (5) are welded together.

5. The combined shipboard boarding ladder according to claim 1, wherein, A walking platform (8) is provided on the cross bar (4), and an opening for avoiding the inclined ladder (2) is provided on the walking platform (8).

6. The combined ship platform boarding ladder according to claim 5, characterized in that, The frame unit (1) is also provided with a guardrail (9) and a guard door (10). Several installation holes for inserting the guardrail (9) are provided on the outer edge of the walking platform (8). One side of the guard door (10) is rotatably connected to the upright column (3) through a hinge, and the other side is connected to the guardrail (9) through a lock catch.

7. The combined ship platform boarding ladder according to claim 6, characterized in that The walking platform (8) includes two parallel first pedals (81) located on both sides of the inclined ladder (2). A second pedal (82) is also provided on the two first pedals (81). A wire rope installation hole is provided on the second pedal (82). The second pedal (82) is fixedly connected to the first pedal (81) through the wire rope installation hole. Installation holes for inserting the guardrail (9) are provided on the outer peripheries of the first pedal (81) and the second pedal (82).

8. The combined shipboard boarding ladder according to claim 1, characterized in that, Safety net rope holes (11) are also provided on the outer periphery of the frame unit (1).

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