CN113187009A

CN113187009A - Dredging equipment

Info

Publication number: CN113187009A
Application number: CN202110487300.7A
Authority: CN
Inventors: 李游; 戴拓; 冉威; 谢长青
Original assignee: Hunan Zhongke Hengqing Environmental Management Co ltd
Current assignee: Hunan Zhongke Hengqing Environmental Management Co ltd
Priority date: 2021-05-05
Filing date: 2021-05-05
Publication date: 2021-07-30

Abstract

The invention discloses dredging equipment which comprises a crawler travelling mechanism, an underframe arranged on a cross beam of the crawler travelling mechanism, a sealed cavity arranged on the underframe, a sludge taking device, a sludge lifting device, a sludge screening device and a sludge pumping device, wherein the sealed cavity is arranged on the underframe; the sludge pumping device is fixedly installed on the bottom frame at the tail end, the sludge screening device comprises a hopper protection frame, a grid plate, a hopper oil cylinder and a vibration motor, the sludge lifting device comprises a conveyor and conveyor side plates which are respectively and fixedly installed on two sides of the conveyor, the front part of the conveyor side plate is hinged to a cross beam of a crawler traveling mechanism, the rear part of the conveyor side plate is hinged to a conveyor oil cylinder, the other end of the conveyor oil cylinder is hinged to the bottom frame, and the sludge taking device is used for scraping sludge onto the sludge lifting device and comprises a mechanical arm and a bucket. The invention greatly improves the working efficiency, avoids the damage to the pumping device due to filtering out massive stones, garbage, branches and other impurities, and prolongs the service life of the pumping device.

Description

Dredging equipment

Technical Field

The invention relates to dredging equipment.

Background

Along with the migration and growth of urban population, urban sewers, underground rivers and the like bear huge drainage pressure due to factors such as long-term overhaul, blockage, unsmooth drainage and the like of the existing drainage facilities. In recent years, safety accidents of manual dredging during operation in limited space sometimes occur, so that the dredging by using mechanical dredging equipment is gradually applied. The existing mechanical dredging equipment mainly adopts a stirring and sucking mode, the dredging efficiency is low, and the sludge contains a large amount of sundries, so that the dredging equipment is easily damaged, the construction progress is influenced, and the construction cost is increased.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides dredging equipment with high dredging efficiency.

The technical scheme adopted by the invention is as follows: the utility model provides a desilting equipment, includes crawler travel mechanism, installs chassis on crawler travel mechanism crossbeam, installs the seal chamber on the chassis, install power pack and the control unit that satisfies normal work required in the seal chamber, still including getting mud device, silt hoisting device, silt screening plant, silt pumping installations.

The sludge pumping device is fixedly arranged on the bottom frame at the tail end and is used for being connected with a sludge conveying pipeline to pump sludge.

The silt screening plant includes that the hopper protects frame, grid plate, hopper hydro-cylinder, shock dynamo, the hopper protects frame fixed mounting in silt pumping plant feed inlet edge, grid plate covers silt pumping plant feed inlet and its one end and hopper and protects the frame articulated, the other end of grid plate with the hopper hydro-cylinder is articulated, the other end and the hopper of hopper hydro-cylinder protect the frame articulated, shock dynamo fixed mounting is on the grid plate.

The silt hoisting device comprises a conveyor and conveyor side plates fixedly mounted on two sides of the conveyor respectively, the front portion of the conveyor side plate is hinged to a lower twisting seat of the conveyor fixed on a cross beam of the crawler walking mechanism, a conveyor oil cylinder is hinged to the rear portion of the conveyor side plate, the other end of the conveyor oil cylinder is hinged to the bottom frame, and the conveyor tail end is located above the silt screening device.

Get mud device and be used for scraping silt hoisting device on, including arm, bucket, arm one end is connected with the mud mount pad of getting who fixes on the conveyer curb plate, the arm other end with the bucket is connected.

Further, the front end of the conveyor is connected with a collecting hopper.

Further, a rubber shock pad is arranged between the hopper protection frame and the sludge pumping device.

Further, the mechanical arm comprises a large arm mounting seat, a first-stage large arm, a second-stage large arm, a first-stage large arm oil cylinder, a second-stage large arm oil cylinder, a bucket overturning oil cylinder, a first connecting rod and a second connecting rod, wherein the large arm mounting seat is connected with the mud taking mounting seat, one end of the first-stage large arm is hinged to the large arm mounting seat, the other end of the first-stage large arm is hinged to the second-stage large arm, the front end of the second-stage large arm is hinged to the bucket, one end of the first-stage large arm oil cylinder is hinged to the large arm mounting seat, the other end of the first-stage large arm oil cylinder is hinged to the middle of the first-stage large arm, one end of the second-stage large arm oil cylinder is hinged to the first-stage large arm, the other end of the second-stage large arm is hinged to the tail end of the bucket overturning oil cylinder, the other end of the bucket overturning oil cylinder is hinged to the first connecting rod and the second connecting rod, and the other end of the second connecting rod is hinged to the bucket.

Further, thereby big arm mount pad rotates through the pivot with get the mud mount pad and is connected and realize the rotation about, and it has the swing arm hydro-cylinder to articulate in one side of big arm mount pad, the other end of swing arm hydro-cylinder with get the mud mount pad and articulate.

Furthermore, two sealing cavities are arranged and are respectively positioned on two sides of the sludge lifting device.

According to the dredging equipment, the sludge is shoveled into the sludge lifting device through the sludge taking device and then is conveyed to the sludge screening device through the sludge lifting device, the sludge screening device can filter out large stones, garbage, branches and other impurities, the filtered sludge blocks are pumped to the shore through the sludge pumping device, and the next step of treatment is carried out.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the working state of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic structural diagram of the mud taking device of the invention.

Detailed Description

In order to facilitate an understanding of the invention, the invention will be described more fully and in detail below with reference to the accompanying drawings and preferred embodiments, but the scope of the invention is not limited to the specific embodiments below.

As shown in fig. 1-4, the dredging apparatus of the present embodiment includes a crawler walking mechanism 1, an underframe 2 installed on a cross beam of the crawler walking mechanism 1, and a sealed cavity 3 installed on the underframe 2, wherein a power unit and a control unit required for normal operation are installed in the sealed cavity 3, and the dredging apparatus is characterized in that: the device also comprises a sludge taking device 4, a sludge lifting device 5, a sludge screening device 6 and a sludge pumping device 7.

The sludge pumping device 7 is fixedly arranged on the bottom frame 2 at the tail end and is used for being connected with a sludge conveying pipeline to pump sludge.

The sludge screening device 6 comprises a rubber shock pad 601, a hopper protection frame 602, a grid plate 604, a hopper oil cylinder 603 and a vibration motor 605, wherein the hopper protection frame 602 is fixedly installed at the edge of a feed port of the sludge pumping device 7 through the rubber shock pad 601, the grid plate 604 covers the feed port of the sludge pumping device 7, one end of the grid plate is hinged to the hopper protection frame 602, the other end of the grid plate 604 is hinged to the hopper oil cylinder 603, the other end of the hopper oil cylinder 603 is hinged to the hopper protection frame 602, and the vibration motor 605 is fixedly installed on the grid plate 604.

Silt hoisting device 5 includes conveyer 501 and conveyer curb plate 502 of difference fixed mounting in conveyer 501 both sides, conveyer curb plate 502 front portion with fix the conveyer on track running gear 1 crossbeam under hank seat 503 articulated, conveyer curb plate 502 rear portion articulates there is conveyer cylinder 504, the other end of conveyer cylinder 504 articulates on chassis 2, and the front end of conveyer 501 is connected with collects and fights 505, and conveyer 501 tail end is located silt screening plant 6 tops.

The sludge taking device 4 is used for scraping sludge onto the sludge lifting device 5 and comprises a mechanical arm 402 and a bucket 403, wherein one end of the mechanical arm 402 is connected with a sludge taking mounting seat 401 fixed on a side plate 502 of the conveyor, and the other end of the mechanical arm 402 is connected with the bucket 403.

The mechanical arm 402 comprises a big arm mounting seat 4021, a first-stage big arm 4022, a second-stage big arm 4023, a first-stage big arm oil cylinder 4024, a second-stage big arm oil cylinder 4025, a bucket overturning oil cylinder 4026, a first connecting rod 4027 and a second connecting rod 4028, the big arm mounting seat 4021 is connected with the mud taking mounting seat 401, one end of the first-stage big arm 4022 is hinged with the big arm mounting seat 4021, the other end of the first-stage big arm oil cylinder 4025 is hinged with the second-stage big arm 4023, the front end of the second-stage big arm 4023 is hinged with the bucket 403, one end of the first-stage big arm oil cylinder 4024 is hinged with the big arm mounting seat 4021, the other end of the first-stage big arm 4022 is hinged with the first-stage big arm 4022, the other end of the first-stage big arm oil cylinder 4025 is hinged with the tail end of the second-stage big arm 4023, one end of the bucket overturning oil cylinder 4026 is hinged with the second-stage big arm 4023, the other end of the bucket overturning oil cylinder 4026 is hinged with the first connecting rod 4027 and the second connecting rod 4028, the other end of the first connecting rod 4027 is hinged with the second big arm 4023, the other end of the second link 4028 is hinged to the bucket 403.

Thereby big arm mount pad 4021 rotates through the pivot with get mud mount pad 401 and is connected and realize controlling the rotation, and it has swing arm hydro-cylinder 4029 to articulate in one side of big arm mount pad 4021, swing arm hydro-cylinder 4029's the other end with get mud mount pad 401 and articulate.

In this embodiment, there are two seal cavities 3, and the two seal cavities 3 are respectively located on two sides of the sludge lifting device 5.

The working process of the dredging equipment is as follows: when the equipment works to take mud, the rear end of the conveyor 501 is supported by the conveyor oil cylinder 504, the front collecting hopper 505 is attached to the ground, the equipment is driven by the crawler walking mechanism 1 to move forwards, mud in the front of the equipment is shoveled into the collecting hopper 505, meanwhile, the mud taking device 4 uses the bucket 403 to scrape the mud in the front onto the collecting hopper 505 through the cooperation of all groups of oil cylinders and pushes the mud onto the conveyor 501, the mud is lifted upwards through the rotation of the grooved belt of the conveyor 501 and finally falls onto the grid plate 604 from the tail part, at the moment, the hopper oil cylinder 603 does not extend out, the grid plate 604 is still positioned in the hopper protection frame 602, and the hopper protection frame 602 plays a role in preventing the mud from falling. The sludge falling on the grid plate 604 quickly falls into the sludge pumping device 7 by the vibration of the vibration motor 605. The mud contains a lot of massive stones, garbage, tree branches and other impurities, the impurities are left on the grid plate 604 after being filtered by the grid plate 604, after the impurities are left to be accumulated to a certain amount, the hopper oil cylinder 603 stretches out, the grid plate 604 is turned to 90 degrees, the impurities left to be accumulated on the grid plate 604 are shaken down together under the action of the vibration motor 605, the impurities fall to the ground, the mud falling into the mud pumping device 7 is pumped to the shore through pumping equipment, and the next step of dehydration and drying treatment is carried out. When there is no clogging in a section of the sewer, the front part of the conveyor 501 is lifted by retracting the conveyor cylinder 504, and the lower part thereof is suspended, so that the conveyor can quickly pass through the clogging-free section.

Many modifications and other embodiments of the invention will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Therefore, it is to be understood that the inventions are not to be limited to the specific embodiments disclosed and that modifications and other embodiments are intended to be included within the scope of the appended claims. Although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a desilting equipment, includes crawler travel mechanism (1), installs chassis (2) on crawler travel mechanism (1) crossbeam, installs seal chamber (3) on chassis (2), install power pack and the control unit that satisfies normal work needs in seal chamber (3), its characterized in that: the sludge screening device comprises a sludge taking device (4), a sludge lifting device (5), a sludge screening device (6) and a sludge pumping device (7);

the sludge pumping device (7) is fixedly arranged on the bottom frame (2) at the tail end and is used for being connected with a sludge conveying pipeline to pump sludge;

the sludge screening device (6) comprises a hopper protection frame (602), a grid plate (604), a hopper oil cylinder (603) and a vibration motor (605), wherein the hopper protection frame (602) is fixedly arranged at the edge of a feed inlet of the sludge pumping device (7), the grid plate (604) covers the feed inlet of the sludge pumping device (7), one end of the grid plate is hinged with the hopper protection frame (602), the other end of the grid plate (604) is hinged with the hopper oil cylinder (603), the other end of the hopper oil cylinder (603) is hinged with the hopper protection frame (602), and the vibration motor (605) is fixedly arranged on the grid plate (604);

the sludge lifting device (5) comprises a conveyor (501) and conveyor side plates (502) fixedly installed on two sides of the conveyor (501) respectively, the front portion of each conveyor side plate (502) is hinged to a conveyor lower hinge base (503) fixed to a cross beam of the crawler walking mechanism (1), the rear portion of each conveyor side plate (502) is hinged to a conveyor oil cylinder (504), the other end of each conveyor oil cylinder (504) is hinged to the bottom frame (2), and the tail end of the conveyor (501) is located above the sludge screening device (6);

the mud taking device (4) is used for scraping mud onto the mud lifting device (5), and comprises a mechanical arm (402) and a bucket (403), wherein one end of the mechanical arm (402) is connected with a mud taking mounting seat (401) fixed on a side plate (502) of the conveyor, and the other end of the mechanical arm (402) is connected with the bucket (403).

2. A dredging device as claimed in claim 1, characterized in that: the front end of the conveyor (501) is connected with a collecting hopper (505).

3. A dredging device as claimed in claim 1, characterized in that: and a rubber shock absorption pad (601) is arranged between the hopper protection frame (602) and the sludge pumping device (7).

4. A dredging device as claimed in claim 1, characterized in that: the mechanical arm (402) comprises a big arm mounting seat (4021), a first-stage big arm (4022), a second-stage big arm (4023), a first-stage big arm oil cylinder (4024), a second-stage big arm oil cylinder (4025), a bucket overturning oil cylinder (4026), a first connecting rod (4027) and a second connecting rod (4028), the big arm mounting seat (4021) is connected with the mud taking mounting seat (401), one end of the first-stage big arm (4022) is hinged with the big arm mounting seat (4021), the other end of the first-stage big arm (4022) is hinged with the second-stage big arm (4023), the front end of the second-stage big arm (4023) is hinged with the bucket (403), one end of the first-stage big arm oil cylinder (4024) is hinged with the big arm mounting seat (4021), the other end of the first-stage big arm oil cylinder is hinged with the middle part of the first-stage big arm (4022), one end of the second-stage big arm oil cylinder (4025) is hinged with the first-stage big arm (4022), the other end of the second-stage big arm (4023) is hinged with the tail end of the second-stage big arm (4023), one end of the bucket overturning oil cylinder (4026) is hinged with the second-stage big arm (4023), the other end of the first connecting rod (4027) is hinged to a second connecting rod (4028), the other end of the first connecting rod (4027) is hinged to the second-stage big arm (4023), and the other end of the second connecting rod (4028) is hinged to the bucket (403).

5. A dredging device as claimed in claim 4, characterized in that: thereby big arm mount pad (4021) rotate through the pivot with get mud mount pad (401) and be connected and rotate about realizing, and it has swing arm hydro-cylinder (4029) to articulate in one side of big arm mount pad (4021), the other end of swing arm hydro-cylinder (4029) is articulated with getting mud mount pad (401).

6. A dredging device as claimed in claim 1, characterized in that: two sealing cavities (3) are arranged, and the two sealing cavities (3) are respectively positioned on two sides of the sludge lifting device (5).