CN219196113U

CN219196113U - Novel dredger

Info

Publication number: CN219196113U
Application number: CN202223393661.4U
Authority: CN
Inventors: 黄叶飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-16
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to sludge cleaning equipment, in particular to a novel dredger, which comprises a ship body with a double-buoyancy-tank type crawler belt structure, wherein a lifting arm is hinged to the front side of the ship body through a turntable, and a gripper is hinged to the front end of the lifting arm; a first telescopic cylinder is hinged between the turntable and a first section arm of the lifting arm, a second telescopic cylinder is hinged between two sections of arms of the lifting arm, and a third telescopic cylinder is hinged between the second section arm of the lifting arm and the gripper; the front side of the ship body and the rear of the gripper are hinged with a unidirectional auger mounting frame, a unidirectional auger shaft is rotatably connected to the unidirectional auger mounting frame, one end of the unidirectional auger shaft is driven to rotate by a hydraulic motor, and unidirectional auger blades and a collection impeller are fixed on the unidirectional auger shaft. The utility model has good deslagging effect, and is suitable for dredging environments with relatively more impurities (such as stones, branches, garbage and the like).

Description

Novel dredger

Technical Field

The utility model relates to sludge cleaning equipment, in particular to a novel dredger suitable for operation with water.

Background

The dredger is mainly used for periodically dredging the aquaculture pond, the lake, the river channel and the like. In the dredging process, stone and other impurities are unavoidable, and the impurities are inconvenient to collect together with the sludge through a pipeline and convey to the shore. CN2022214448649 of the inventor discloses a dredger facilitating concentrated deslagging, which is capable of discharging impurities to one end of the auger blade before sucking the sludge, facilitating subsequent collection. However, such dredger vessels are suitable for dredging operations with relatively few impurities and relatively few impurities, and when relatively many, large impurities (e.g. stones, branches, refuse, etc.) are encountered, the unidirectional screw auger blade is likely to be inoperable.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the dredger which has good deslagging effect and is suitable for dredging operation with relatively more impurities and larger size.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the novel dredger comprises a ship body with a double-buoyancy-tank type crawler belt structure, and is characterized in that a lifting arm is hinged to the front side of the ship body through a turntable, the lifting arm is formed by hinging two sections of arms, and a gripper is hinged to the front end of the lifting arm; a first telescopic cylinder is hinged between the turntable and a first section arm of the lifting arm, a second telescopic cylinder is hinged between two sections of arms of the lifting arm, and a third telescopic cylinder is hinged between the second section arm of the lifting arm and the gripper; the front side of the ship body and positioned behind the grip are hinged with a unidirectional auger mounting frame, a unidirectional auger shaft is rotationally connected to the unidirectional auger mounting frame, one end of the unidirectional auger shaft is driven by a hydraulic motor to rotate, and unidirectional auger blades and a collecting impeller are fixed on the unidirectional auger shaft; a lifting frame which is arranged obliquely is fixedly connected to the rear side of the collecting impeller on the unidirectional auger mounting frame, a filter screen is fixed on the lifting frame, a chain scraper is arranged on the lifting frame and on the upper surface of the filter screen, and a closed lifting auger is fixedly connected to the lifting frame and below the filter screen; a slag collecting box is arranged below an outlet at the upper end of the chain scraper, a sludge temporary storage box is arranged below an outlet at the upper end of the closed lifting auger, a suction pump is fixedly connected to the bottom of the sludge temporary storage box, and a sludge discharge pipe is fixedly connected and communicated with the suction pump.

Preferably, the unidirectional auger mounting frame comprises guard plates on two sides and arc-shaped baffle plates on the back side, the guard plates on two sides are fixedly connected to the two sides of the arc-shaped baffle plates, a discharge hole is formed in the arc-shaped baffle plates and corresponds to the position of the collecting impeller, one end of the lifting frame is hinged to the periphery of the discharge hole, and one end of the filter screen is located at the bottom of the discharge hole.

Preferably, the guard plates on two sides of the unidirectional auger mounting frame are respectively hinged with a connecting rod mechanism, each connecting rod mechanism is composed of two hinged rods, the other end of each connecting rod mechanism is hinged with an angle adjusting telescopic cylinder, and each connecting rod mechanism is hinged with a position corresponding to the ship body. The unidirectional auger mounting frame is driven to be lifted or put down through the synchronous action of the two angle adjusting telescopic cylinders.

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

according to the utility model, large-scale impurities are grabbed from the sludge by the front-most gripper, so that the first deslagging is realized, the sludge is collected to the collecting impeller side by the rear one-way auger, pushed to the filter screen at the rear side by the collecting impeller, and the residual impurities (which cannot pass through the filter screen and can fall into the lower closed lifting auger through the filter screen) in the sludge are brought out from the high-end discharge port of the chain scraper under the action of the chain scraper on the filter screen, and are collected by the slag collecting box, so that the second deslagging is realized. The utility model has good deslagging effect, and is suitable for dredging environments with relatively more impurities (such as stones, branches, garbage and the like).

Drawings

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic top view of the connection relationship between the structural positions of the unidirectional auger mounting frame, the unidirectional auger, the lifting frame, the filter screen and the like;

FIG. 3 is a schematic front cross-sectional view of the connection relationship between the structure positions of the unidirectional auger mounting frame, the collection impeller, the lifting frame, the chain type scraping plate, the closed type lifting auger and the like;

the ship comprises a ship body, a ship 2, a control room, a lifting arm, a 3.1, a first arm, a 3.2, a second arm, a 4, a first telescopic cylinder, a 5, a second telescopic cylinder, a 6, a third telescopic cylinder, a 7, a gripper, a 7.1, a movable part, a 7.2, a fixed part, a 8, a connecting rod mechanism, a 9, an angle adjusting telescopic cylinder, a 10, a unidirectional auger mounting frame, a 10.1, a guard plate, a 10.2, an arc baffle, a 11, a unidirectional auger shaft, a 12, a hydraulic motor, a 13, a unidirectional auger blade, a 14, a collecting impeller, a 15, a lifting frame, a 16, a filter screen, a 17, a chain scraper, a 18, a closed lifting auger, a 19, an oblique guide plate, a 20, a sludge temporary storage box, a 21, a slag collection box, a 22, a sludge discharge pipe, a 23 and a turntable.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

As shown in fig. 1 to 3, the novel dredger comprises a ship body 1 with a double-buoyancy-tank type crawler structure, a control room 2, a gripper 7, a unidirectional auger, a collection impeller and the like. The ship body 1 with the double-buoyancy-tank type crawler belt structure is of the prior art and comprises a left buoyancy tank and a right buoyancy tank, a mounting plate is fixedly connected between the buoyancy tank and the right buoyancy tank, and a control room 2 is fixed on the mounting plate; the rotary arm 3.1 is hinged to the first arm 3.1 of the lifting arm 3, the other end of the first arm 3.1 of the lifting arm 3 is hinged to the second arm 3.2, the first arm 3.1 and the second arm 3.2 form a main body structure of the lifting arm 3, the cylinder barrel of the first telescopic cylinder 4 is hinged to the rotary plate 23, the free end of a piston rod of the first telescopic cylinder 4 is hinged to the first arm 3.1, the cylinder barrel of the second telescopic cylinder 5 is hinged to the top of the first arm 3.1, the free end of a piston rod of the second telescopic cylinder 5 is hinged to the second arm 3.2, the free end of a piston rod of the third telescopic cylinder 6 is hinged to a movable part of a gripper 7, the movable part of the gripper 7 is hinged to the second arm 3.2, the fixed part of the gripper 7 is fixedly connected to the cylinder barrel of the second arm 3.2, the front end of the gripper 7 is fixedly connected to the fixed part of the gripper 7.2, and the two parts of the gripper 7.7 are formed by the two parts of the gripper 7.1 and the two parts are fixedly connected to one another, and the two parts of the gripper 7.1 are fixedly connected to one another, and the two parts are formed by the two parts of the gripper 7.1 and the two parts are not connected to one another, and the two parts are fixedly connected to one another, and the two parts are formed by the two parts are fixedly connected to one side 1.

The outside of the left buoyancy tank and the right buoyancy tank of the ship body 1 are respectively hinged with a connecting rod mechanism 8, each connecting rod mechanism 8 is composed of two mutually hinged rods, one end of the other end of one rod of each connecting rod mechanism 8 is hinged with a piston rod of an angle adjusting telescopic cylinder 9, a cylinder barrel of the angle adjusting telescopic cylinder 9 is hinged on the outside of the corresponding buoyancy tank, and the other end of the other rod of each connecting rod mechanism 8 is hinged on a guard plate 10.1 on the corresponding side of a unidirectional auger mounting frame 10. The unidirectional auger mounting frame 10 is driven to rotate through the synchronous action of the two angle adjustment telescopic cylinders 9.

The unidirectional auger mounting frame 10 comprises guard plates 10.1 on two sides and an arc-shaped baffle plate 10.2 on the back side, wherein the guard plates 10.1 on two sides are fixedly connected to the left side and the right side of the arc-shaped baffle plate 10.2. A unidirectional auger shaft 11 is rotatably connected between the two guard plates 10.1, and one end of the unidirectional auger shaft 11 is fixedly connected with a hydraulic motor 12 after penetrating out of the corresponding guard plate 10.1. The unidirectional auger blade 13 and the collection impeller 14 are fixedly connected to the unidirectional auger shaft 11, and the vertical height of the unidirectional auger blade and the collection impeller is covered by the vertical height of the arc-shaped baffle 10.2. A discharge hole is formed in the arc-shaped baffle 10.2 and corresponds to the collecting impeller 14, and one end of the lifting frame 15 is hinged to the arc-shaped baffle 10.2 corresponding to the periphery of the discharge hole.

The lifting frame 15 mainly comprises vertical baffles on the left side and the right side, one end of the lifting frame 15 is hinged on the arc-shaped baffle 10.2, the other end of the lifting frame 15 is fixed on the ship body 1 or the sludge temporary storage box 20 through a vertical bracket, and the lifting frame 15 is in an inclined shape from the arc-shaped baffle to the ship body side. The bottom of the lifting frame 15 is fixedly connected with a filter screen 16, the bottom of the lifting frame 15 is covered by the filter screen 16, a chain scraper 17 is installed on the lifting frame 15 and above the filter screen 16 in a conventional mode, the chain scraper 17 is a chain scraper device commonly used in the prior art and mainly comprises two parallel chains and a plurality of scrapers fixedly connected to the two chains, and the bottom of the scrapers of the chain scraper 17 is in contact with the top surface of the filter screen 16. The bottom of the lifting frame 15 is fixedly connected with a closed lifting auger 18 below the filter screen, the closed lifting auger 18 mainly comprises a U-shaped shell and a lifting auger arranged in the shell, the lifting auger and the shell are rotationally connected in a conventional manner, the lifting auger is driven to rotate by an independent hydraulic motor, the bottom of the high end of the shell of the closed lifting auger 18 is provided with a discharge hole, a sludge temporary storage box 20 is fixed on the ship body 1 and below the discharge hole of the closed lifting auger 18, the bottom of the sludge temporary storage box 20 is fixedly connected and communicated with a suction pump, and the suction pump is fixedly connected and communicated with a sludge discharge pipe 22 to pump sludge through the sludge discharge pipe 22; an inclined guide plate 19 is fixed at the bottom of the high end of the lifting frame 15, and a slag collecting box 21 is fixed on the ship body 1 and below the inclined guide plate 19.

During operation, snatch big impurity in the silt of waiting to clear up earlier through the tongs 7 that the front side set up, realize first slagging-off, then silt is collected to collecting impeller 14 side by rear one-way auger blade 13, and push away on the filter screen 16 of rear side through collecting impeller 14, under the effect of chain scraper blade on filter screen 16 again, with remaining impurity (can not pass through the filter screen, and silt can fall into the closed promotion auger of below through the filter screen) follow chain scraper machine's high-end discharge gate and carry out, and collect by album sediment case 21, realize the secondary slagging-off. When the sludge enters the lifting frame 15, the sludge falls into a lower closed lifting auger 18 through a filter screen 16, is lifted to a high discharge port by the closed lifting auger 18, finally falls into a sludge temporary storage box 20, and is finally pumped to the shore under the action of a suction pump.

Claims

1. The novel dredger comprises a ship body with a double-buoyancy-tank type crawler belt structure, and is characterized in that a lifting arm is hinged to the front side of the ship body through a turntable, the lifting arm is formed by hinging two sections of arms, and a gripper is hinged to the front end of the lifting arm; a first telescopic cylinder is hinged between the turntable and a first section arm of the lifting arm, a second telescopic cylinder is hinged between two sections of arms of the lifting arm, and a third telescopic cylinder is hinged between the second section arm of the lifting arm and the gripper; the front side of the ship body and positioned behind the grip are hinged with a unidirectional auger mounting frame, a unidirectional auger shaft is rotationally connected to the unidirectional auger mounting frame, one end of the unidirectional auger shaft is driven by a hydraulic motor to rotate, and unidirectional auger blades and a collecting impeller are fixed on the unidirectional auger shaft; a lifting frame which is arranged obliquely is fixedly connected to the rear side of the collecting impeller on the unidirectional auger mounting frame, a filter screen is fixed on the lifting frame, a chain scraper is arranged on the lifting frame and on the upper surface of the filter screen, and a closed lifting auger is fixedly connected to the lifting frame and below the filter screen; a slag collecting box is arranged below an outlet at the upper end of the chain scraper, a sludge temporary storage box is arranged below an outlet at the upper end of the closed lifting auger, a suction pump is fixedly connected to the bottom of the sludge temporary storage box, and a sludge discharge pipe is fixedly connected and communicated with the suction pump.

2. The dredger of claim 1, wherein the unidirectional auger mounting frame comprises guard plates on two sides and an arc-shaped baffle on the back side, the guard plates on two sides are fixedly connected to two sides of the arc-shaped baffle, a discharge hole is formed in the arc-shaped baffle and corresponds to the position of the collecting impeller, one end of the lifting frame is hinged to the periphery of the discharge hole, and one end of the filter screen is located at the bottom of the discharge hole.

3. The dredger according to claim 2, wherein the guard plates on both sides of the unidirectional screw mounting frame are respectively hinged with a link mechanism, each link mechanism is composed of two hinged rods, the other end of each link mechanism is hinged with an angle adjusting telescopic cylinder, and each link mechanism is hinged with a position corresponding to the ship body.