CN220394718U

CN220394718U - Mud conveying pipeline of drag suction dredger

Info

Publication number: CN220394718U
Application number: CN202322256353.5U
Authority: CN
Inventors: 顾勇; 周鹏; 于洋; 王丽华
Original assignee: CCCC Shanghai Dredging Co Ltd.
Current assignee: CCCC Shanghai Dredging Co Ltd.
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-01-26
Anticipated expiration: 2033-08-22

Abstract

The utility model relates to the field of dredgers, and particularly discloses a mud conveying pipeline of a trailing suction hopper dredger, which comprises a first joint pipe and a second joint pipe, wherein a joint threaded pipe is arranged on the upper surface of the second joint pipe, clamping grooves are formed in the outer side of the joint threaded pipe and positioned on the upper surface of the second joint pipe, fastener perforation holes are formed in the upper surfaces of the second joint pipe and the first joint pipe in an array manner, clamping grooves are formed in the outer side wall of the first joint pipe corresponding to the fastener perforation holes, clamping blocks are arranged in the upper surface of the first joint pipe corresponding to the joint threaded pipe, and thread grooves are formed in the inner side wall of the second joint pipe. Utilize pressing the pole is whole to being close to the position of connecting the fastener and pressing, then the toper stopper is whole then by being pulled to the inside of fastener perforation, and the inboard buckle of pressing the pole is by the joint in first connection flange outside draw-in groove simultaneously, cooperates the connected action of joint screwed pipe and screw groove, has guaranteed the quick installation and the dismantlement of pipeline.

Description

Mud conveying pipeline of drag suction dredger

Technical Field

The utility model relates to the field of dredgers, in particular to a mud conveying pipeline of a trailing suction hopper dredger.

Background

The drag suction dredger is one of suction dredgers, sucks mud through a drag head arranged on two sides or at the tail of a ship body, works in a mode of sucking mud and sailing at the same time, loosens soil by utilizing a mud rake, opens a mud cabin in the ship, puts down a river bottom by utilizing a drag suction pipe, absorbs mud from the river bottom by utilizing the vacuum effect of a mud pump through the drag head and a mud suction pipe, enters a mud cabin of the dredger, and after the mud cabin is full, starts the rake to sail to a mud throwing area to open a mud door for discharging mud, and can realize direct discharge of the dredged mud after assembling and splicing a plurality of sections of pipelines.

However, since the dredger is required to assemble the multi-stage pipe by the flange-fitting bolts when discharging the dredge, the installation of the flanges by the bolts is complicated.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a mud conveying pipeline of a trailing suction hopper dredger, which solves the problems mentioned in the background.

The utility model provides the following technical scheme: the utility model provides a dredge pipeline of trailing suction hopper dredger, includes first joint pipe and second joint pipe, the second flange is installed to the one end of first joint pipe, the second joint pipe is located and is close to first joint pipe's one end is installed first connection flange, the last surface mounting of second flange has joint screwed pipe, joint screwed pipe's outside is located the joint groove has been seted up to second flange's upper surface, second flange with fastener perforation has all been arrayed to first flange's upper surface, first flange's lateral wall corresponds the fastener perforation's position has been seted up the draw-in groove, first flange's upper surface corresponds joint screwed pipe's position is installed the joint piece, the screw thread groove has been seted up to second flange's inside wall.

As still further aspects of the utility model: the connecting device comprises a first connecting flange and a second connecting flange, wherein a connecting fastener is arranged between the first connecting flange and the second connecting flange, a conical plug is arranged at one end of the connecting fastener, a pressing rod is arranged at the other end of the connecting fastener, and a buckle is arranged at the inner side of the pressing rod.

As still further aspects of the utility model: the joint threaded pipe is connected with the threaded groove in a meshed mode, and the clamping block is clamped with the clamping groove.

As still further aspects of the utility model: the outer diameter dimension length of the first connecting flange is the same as that of the second connecting flange.

As still further aspects of the utility model: the conical plug is made of rubber, and a metal baffle is arranged at one end of the conical plug.

As still further aspects of the utility model: the pressing rod is movably connected with the connecting fastener, and the buckle is clamped with the clamping groove.

As still further aspects of the utility model: the second connecting flange is fixedly connected with the first joint pipe, and the first connecting flange is fixedly connected with the second joint pipe.

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

1. through then realize the installation of joint screwed pipe and screw groove after applying torsion to first joint pipe is whole, after the joint piece of flexible material entered into the inside in joint groove was extruded and takes place deformation, reduce the inner space in joint groove, guarantee the seal of pipeline.

2. The whole inside of inserting corresponding fastener perforation is connected to a plurality of fasteners, utilizes to press the whole position that is close to the connection fastener of pressing rod, then the whole quilt of toper stopper is then to the inside pulling of fastener perforation, and the inboard buckle of pressing rod is by the joint in first connection flange outside draw-in groove simultaneously, and the cooperation is connected the screw thread pipe and the connection effect of screw thread groove, has guaranteed the quick installation and the dismantlement of pipeline.

Drawings

FIG. 1 is a schematic diagram of a dredger pipeline of a suction hopper dredger;

FIG. 2 is a schematic view of the structure of a first joint pipe in a dredger pipeline of a trailing suction hopper dredger;

FIG. 3 is a schematic view of the construction of a second connector tube in the mud delivery pipeline of the suction hopper dredger;

FIG. 4 is an enlarged view of a portion of the connection of pipe joints in a dredger's dredger.

In the figure: 1. a first joint pipe; 2. a second joint pipe; 3. a first connection flange; 4. a second connection flange; 5. a connecting fastener; 101. a joint threaded pipe; 102. a clamping groove; 103. perforating the fastener; 201. a clamping block; 202. a thread groove; 203. a clamping groove; 501. a conical plug; 502. pressing a pressing rod; 503. and (5) a buckle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, this embodiment provides a mud conveying pipeline of a trailing suction hopper dredger, including a first joint pipe 1 and a second joint pipe 2, a second connecting flange 4 is installed at one end of the first joint pipe 1, the second connecting flange 4 is fixedly connected with the first joint pipe 1, a first connecting flange 3 is installed at one end of the second joint pipe 2 near the first joint pipe 1, the first connecting flange 3 is fixedly connected with the second joint pipe 2, a joint threaded pipe 101 is installed on the upper surface of the second connecting flange 4, a clamping groove 102 is formed in the outer side of the joint threaded pipe 101 and is located on the upper surface of the second connecting flange 4, fastener through holes 103 are formed in the upper surfaces of the second connecting flange 4 and the first connecting flange 3 in an array, a clamping groove 203 is formed in the position of the outer side wall of the first connecting flange 3 corresponding to the fastener through holes 103, a clamping block 201 is installed at the position of the upper surface of the first connecting flange 3 corresponding to the joint threaded pipe 101, the clamping block 201 is clamped with the clamping groove 102, a threaded pipe 202 is formed in the inner side wall of the second connecting flange 2, and the threaded pipe 202 is meshed with the threaded joint 101.

As shown in fig. 2-4, in this embodiment, a connection fastener 5 is disposed between the first connection flange 3 and the second connection flange 4, the outer diameters of the first connection flange 3 and the second connection flange 4 are the same, one end of the connection fastener 5 is provided with a conical plug 501, the conical plug 501 is a rubber member, one end of the conical plug 501 is provided with a metal baffle, the other end of the connection fastener 5 is provided with a pressing rod 502, the pressing rod 502 is movably connected with the connection fastener 5, the inner side of the pressing rod 502 is provided with a buckle 503, and the buckle 503 is clamped with the clamping groove 203.

The working principle of the utility model is as follows: when the joint is assembled and connected, the joint threaded pipe 101 is abutted against the position of the threaded groove 202 after the first connecting flange 3 at the end part of the first joint pipe 1 and the second joint pipe 2 are corresponding to the second connecting flange 4, the clamping block 201 is corresponding to the inside of the clamping groove 102, the installation of the joint threaded pipe 101 and the threaded groove 202 is realized after the torsion is applied to the whole first joint pipe 1, the internal space of the clamping groove 102 is reduced after the clamping block 201 made of flexible material enters the inside of the clamping groove 102 and is extruded and deformed, therefore, the purpose of reducing the gap at the joint of the first joint pipe 1 and the second joint pipe 2 can be achieved, the tightness of the joint of the pipeline can be ensured, after the first joint pipe 1 and the second joint pipe 2 are assembled, then the positions of the fastener through holes 103 formed in the first connecting flange 3 and the second connecting flange 4 can be in one-to-one correspondence, the whole pressing rod 502 moves to a position far away from the connecting fastener 5, so that the connecting fastener 5 and the pressing rod 502 are integrally vertical, the whole pressing rod 502 is pressed to a position close to the connecting fastener 5 by inserting the whole connecting fasteners 5 into the corresponding fastener through holes 103, the whole conical plug 501 is pulled to the inside of the fastener through hole 103 in the position of the second connecting flange 4, and meanwhile, the buckle 503 on the inner side of the pressing rod 502 is clamped in the clamping groove 203 on the outer side of the first connecting flange 3, so that the whole quick connection of the first joint pipe 1 and the second joint pipe 2 is ensured, and meanwhile, the quick connection is realized during the disassembly.

It is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and further, that the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dredge pipeline of trailing suction hopper dredger, includes first joint pipe (1) and second joint pipe (2), its characterized in that, second flange (4) are installed to the one end of first joint pipe (1), second joint pipe (2) are located and are close to first joint pipe (1) one end is installed first connection flange (3), joint screwed pipe (101) are installed to the upper surface of second flange (4), joint screwed pipe (101) outside is located joint groove (102) have been seted up to the upper surface of second flange (4), second flange (4) with fastener perforation (103) have all been seted up to the equal array of upper surface of first connection flange (3), draw-in groove (203) have been seted up to the lateral wall of first flange (3) corresponding to the position of fastener perforation (103), joint piece (201) are installed to the upper surface of first flange (3) corresponding joint screwed pipe (101), joint thread groove (202) have been seted up to the upper surface of second flange (3).

2. The mud conveying pipeline of the drag suction dredger according to claim 1, wherein a connecting fastener (5) is arranged between the first connecting flange (3) and the second connecting flange (4), a conical plug (501) is arranged at one end of the connecting fastener (5), a pressing rod (502) is arranged at the other end of the connecting fastener (5), and a buckle (503) is arranged at the inner side of the pressing rod (502).

3. A dredger pipeline according to claim 1, characterized in that the joint threaded pipe (101) is in engagement connection with the threaded groove (202), and the clamping block (201) is clamped with the clamping groove (102).

4. A dredger pipeline according to claim 1, characterized in that the first connection flange (3) and the second connection flange (4) have the same outer diameter dimension and length.

5. A dredger pipeline according to claim 2, characterized in that the conical plug (501) is a rubber member, and that a metal baffle is mounted at one end of the conical plug (501).

6. A dredger pipeline according to claim 2, characterized in that the pressing rod (502) is movably connected with the connecting fastener (5), and the fastener (503) is clamped with the clamping groove (203).

7. A dredger pipeline according to claim 1, characterized in that the second connection flange (4) is fixedly connected to the first joint pipe (1), and the first connection flange (3) is fixedly connected to the second joint pipe (2).