CN220054100U - Dock overpass - Google Patents

Abstract

The utility model discloses a dock overpass, which comprises overpass slewing devices symmetrically arranged on the left and right inner walls of a dock, wherein the overpass slewing devices comprise an upper supporting seat, a lower supporting seat, a horizontal bridge, a stiffening beam and a slewing driving structure, the upper supporting seat and the lower supporting seat are vertically arranged and fixedly arranged on the inner wall of the dock, one end of the horizontal bridge is vertically provided with a rotating shaft which is rotationally connected with the upper supporting seat through a bearing assembly, one end of the stiffening beam is fixedly connected with the middle part of the horizontal bridge, the other end of the stiffening beam is hinged with the lower supporting seat, the slewing driving structure comprises a driving motor, a driving wheel and a driven wheel, the driving wheel is arranged on an output shaft of the driving motor, and the driven wheel is sleeved on the rotating shaft and is meshed with the driving wheel. Through rotary structural design, fold and open the overpass in good time, make things convenient for large-scale boats and ships to business turn over dock, save manual work and time limit for a project, improve work efficiency, promote the company in the competitiveness of boats and ships construction field.

Description

Dock overpass

Technical Field

The utility model relates to the technical field of ship construction and overhaul, in particular to a dock overpass.

Background

The dock refers to a dock type building for repairing and building ships, is arranged in a ship repairing and building factory, is mainly used for ship repairing, is a working platform for repairing and building ships in the ship building factory, and is a place for repairing and building ships. In the shipbuilding process, a shipbuilding dock is often needed to be spanned, at present, an overpass is erected on the shipbuilding dock, workers or equipment can conveniently span the shipbuilding dock, the existing overpass is of a fixed structure and cannot move, large ships are prevented from entering and exiting the shipbuilding dock, and when the large ships enter and exit the shipbuilding dock, the bridge is required to be dismantled, a large amount of manpower, material resources and a limited construction period are wasted, the working efficiency is low, the production requirement cannot be met, and the competitiveness of a company in the shipbuilding field cannot be improved. There is a need for improvements in the art.

Disclosure of Invention

The utility model aims to provide a dock overpass, which solves the problems that in the prior art, the overpass crossing a dock is of a fixed structure and cannot move, and a large ship is blocked from entering and exiting the dock.

In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

the utility model provides a dock overpass, including the overpass slewer of symmetry setting inner wall about the dock, overpass slewer includes supporting seat, lower supporting seat, horizontal bridge, stiffening beam and gyration actuating structure, go up supporting seat and lower supporting seat vertical arrangement, and fixed mounting is at the dock inner wall, the one end of horizontal bridge is equipped with the pivot perpendicularly, the pivot passes through bearing assembly and is connected with last supporting seat rotation, the one end of stiffening beam and the middle part fixed connection of horizontal bridge, the other end is articulated with lower supporting seat, gyration actuating structure includes driving motor, action wheel and from the driving wheel, the action wheel is installed on driving motor's output shaft, from the driving wheel suit in the pivot, and with action wheel meshing connection.

Preferably, the bearing assembly comprises a heavy thrust bearing and a rolling bearing, the heavy thrust bearing is fixedly arranged on the upper supporting seat, the rolling bearing is positioned right above the heavy thrust bearing and is fixedly arranged on the supporting seat through a bearing seat, and the rotating shaft penetrates through an inner ring of the rolling bearing and is fixedly connected with a load end face of the heavy thrust bearing.

Preferably, the rotating shaft is in interference fit with an inner ring of the rolling bearing.

Preferably, two lug plates are arranged on the lower supporting seat in parallel along the vertical direction, pin holes are symmetrically formed in the two lug plates, a connecting piece is arranged at the other end of the reinforcing beam, a pin shaft is vertically arranged on the connecting piece, the connecting piece is positioned between the two lug plates, and two ends of the pin shaft are respectively and rotatably arranged in the corresponding pin holes.

Compared with the prior art, the utility model has the beneficial effects that:

according to the dock overpass disclosed by the utility model, due to the rotary structural design, the overpass is folded and opened timely, so that a large ship can conveniently enter and exit the dock, the labor and the construction period are saved, the working efficiency is improved, and the competitiveness of a company in the field of ship construction is improved.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of the construction of the overpass slewing device of the present utility model.

FIG. 3 is a cross-sectional view of the shaft and bearing assembly connection of the present utility model.

In the figure: 1. a overpass slewing device; 2. the left inner wall of the dock; 3. an upper support base; 4. a lower support base; 5. a horizontal bridge; 6. a stiffening beam; 7. a rotating shaft; 8. heavy thrust bearings; 9. a rolling bearing; 10. vertical rib beams; 11. and driving the motor.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Furthermore, in the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-2, the preferred embodiment of the present utility model provides a dock overpass including overpass swivel devices 1 symmetrically disposed on the left and right inner walls of the dock, and the overpass swivel device 1 of the left inner wall 2 of the dock will be described as an example.

The overpass slewing device 1 comprises an upper supporting seat 3, a lower supporting seat 4, a horizontal bridge 5, a reinforcing beam 6 and a slewing driving structure. The upper supporting seat 3 and the lower supporting seat 4 are vertically arranged along the left inner wall 2 of the dock and are fixedly installed on the left inner wall 2 of the dock through bolts respectively. One end of the horizontal bridge 5 is perpendicularly welded with a rotating shaft 7, the rotating shaft 7 is rotationally connected with the upper supporting seat 3 through a bearing assembly, and specifically, as shown in fig. 3, the bearing assembly comprises a heavy thrust bearing 8 and a rolling bearing 9, the heavy thrust bearing 8 is fixedly arranged on the upper supporting seat 3, the rolling bearing 9 is positioned right above the heavy thrust bearing 8 and is fixedly arranged on the supporting seat 3 through a bearing seat, the rotating shaft 7 penetrates through an inner ring of the rolling bearing 9 and is in interference fit with the inner ring of the rolling bearing 9, and meanwhile, the end part of the rotating shaft 7 is fixedly connected with a load end face of the heavy thrust bearing 8. The horizontal bridge 5 can do circumferential movement in the horizontal direction by taking the rotating shaft 7 as the center, and the upper supporting seat 3 plays a supporting role on the horizontal bridge 5.

One end of the stiffening beam 6 is fixedly connected with the middle part of the horizontal bridge 5, the other end is hinged with the lower supporting seat 4, specifically, two lug plates are arranged on the lower supporting seat 4 in parallel along the vertical direction of the left inner wall 2 of the dock, pin holes are symmetrically formed in the two lug plates, a connecting piece is arranged at the other end of the stiffening beam 6, a pin shaft is vertically arranged on the connecting piece, the connecting piece is located between the two lug plates, and two ends of the pin shaft are respectively rotatably arranged in the corresponding pin holes. The stiffening beam 6 can rotate synchronously with the horizontal bridge 5, and plays a role in supporting the horizontal bridge 5.

Further, be equipped with vertical muscle roof beam 10 between horizontal bridge 5 and the stiffening beam 6, horizontal bridge 5, stiffening beam 6 and vertical muscle roof beam 10 three form a triangle-shaped structure, improve stability.

The rotary driving structure comprises a driving motor 11, a driving wheel and a driven wheel, wherein the driving motor 11 is arranged on the inner wall 2 at the left side of the dock or the upper supporting seat 3 through a bracket, the driving wheel is arranged on an output shaft of the driving motor 11, and the driven wheel is sleeved on the rotating shaft 7 and is meshed and connected with the driving wheel.

When a ship enters the dock for building, the left horizontal bridge is driven by the driving motor on the left side of the dock to rotate to be in a vertical state with the left side wall of the dock, and meanwhile, the right horizontal bridge is driven by the driving motor on the right side of the dock to rotate to be in a vertical state with the right side wall of the dock, at the moment, the left horizontal bridge is connected with the right horizontal bridge to form a complete overpass, and workers or related equipment can cross the dock through the overpass.

When the ship is built and undocked, the left horizontal bridge is driven by the driving motor on the left side of the dock to rotate to be parallel to or in contact with the left side wall of the dock, and meanwhile, the right horizontal bridge is driven by the driving motor on the right side of the dock to rotate to be parallel to or in contact with the right side wall of the dock, so that the ship can be undocked smoothly.

In summary, according to the dock overpass disclosed by the embodiment of the utility model, due to the rotary structural design, the overpass is folded and opened timely, so that a large ship can conveniently enter and exit the dock, the labor and the construction period are saved, the working efficiency is improved, and the competitiveness of a company in the field of ship construction is improved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (4)

1. The utility model provides a dock overpass, a serial communication port, including the overpass slewer of symmetry setting on the inner wall about the dock, overpass slewer includes supporting seat, lower supporting seat, horizontal bridge, stiffening beam and gyration drive structure, go up supporting seat and lower supporting seat vertical arrangement, and fixed mounting is at the dock inner wall, the one end of horizontal bridge is equipped with the pivot perpendicularly, the pivot passes through bearing assembly and is connected with last supporting seat rotation, the one end of stiffening beam and the middle part fixed connection of horizontal bridge, the other end is articulated with lower supporting seat, gyration drive structure includes driving motor, action wheel and from the driving wheel, the action wheel is installed on driving motor's the output shaft, from the driving wheel suit is in the pivot, and with action wheel meshing connection.

2. The dock overpass of claim 1, wherein the bearing assembly comprises a heavy-duty thrust bearing fixedly mounted on the upper support base and a rolling bearing positioned directly above the heavy-duty thrust bearing and fixedly mounted on the support base by a bearing housing, and wherein the shaft passes through an inner ring of the rolling bearing and is fixedly connected to a load end face of the heavy-duty thrust bearing.

3. A dock overpass according to claim 2 in which the shaft is an interference fit with the inner ring of the rolling bearing.

4. The dock overpass of claim 1, wherein two lugs are arranged on the lower support in parallel along the vertical direction, pin holes are symmetrically arranged on the two lugs, a connecting piece is arranged at the other end of the stiffening beam, a pin shaft is vertically arranged on the connecting piece, the connecting piece is positioned between the two lugs, and two ends of the pin shaft are respectively rotatably arranged in the corresponding pin holes.