CN203701177U

CN203701177U - Drag and suction device for desilting boat

Info

Publication number: CN203701177U
Application number: CN201320774244.6U
Authority: CN
Inventors: 严海飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-02
Filing date: 2013-12-02
Publication date: 2014-07-09
Anticipated expiration: 2023-12-02

Abstract

The utility model discloses a drag and suction device for a desilting boat, which comprises a rake shell. The rake shell is formed by a lateral panel and a rear cover at the rear end in a surrounding manner; a silt inlet is reserved at the front end of the rake shell; a silt drainage opening is formed on the lower surface of the rear end of the rake shell; the drainage opening is connected with a silt drainage pipe; a plurality of vertical separators are arranged in the rake shell; water supply pipes connected with a high pressure water gun are arranged outside the rake shell; the water supply pipes are connected with a plurality of branch water pipes; the end heads of the branch water pipes are positioned below the rake shell. The separators are arranged inside the rake shell, and therefore, not only is strength of the rake shell improved, but also silt enters respectively through gaps between the adjacent separators and the silt sucked into an inner cavity of the shell is guaranteed to be uniform as much as possible; the water supply pipes are connected with a high pressure water supply device on a ship by pipelines; seawater or river water and the like in an operation region are used as water sources of the water supply device; in the water supplying process, high pressure water can be sprayed from the branch water pipes; the branch water pipes are connected to the position of the drag and suction device, and thus, the deposited silt at the position of the drag and suction device is smashed and is mixed with water to form loose slurry, so that the slurry is convenient to suck by a slurry pump.

Description

Dredger drag and suction device

Technical field

The utility model relates to a kind of dredger parts, particularly a kind of dredger drag and suction device.

Background technology

When port and pier, river course are built or need at ordinary times to carry out desilting processing, be mainly to utilize dredger to carry out operation.The equipment such as slush pump mechanism, hoisting mechanism are housed on dredger, the suction inlet of slush pump is connected with drag and suction device by pipeline, drag and suction device is positioned at underwater sludge place, drag and suction device joins by wire rope and hoisting mechanism, when dredging operation, boats and ships are relatively fixing by ship anchor, utilize slush pump by underwater sludge sucking-off, first mud enter drag and suction device, discharges through pipeline.Drag and suction device is the entrance of mud, and existing drag and suction device is a housing, and shift position pulls realization by hoisting mechanism under water.The mud that current drag and suction device enters in the time of operation is inhomogeneous, and casing rigidity is poor, stressed rear yielding, the more important thing is siltation of long duration have certain hardness, can not be inhaled into eliminating completely, sometimes need operating personnel to dive beneath the water and utilize hand-held air compressor machine to carry out local dredging operation, waste time and energy, inefficiency, poor stability.

Summary of the invention

The purpose of this utility model is to provide a kind of inner side and is divided into multiple chambers, guarantees to enter that mud is even, intensity is high, dredger drag and suction device not yielding, that by water spray mode, the mud of deposition is routed, is convenient to be inhaled into, overcomes the deficiencies in the prior art.

Dredger drag and suction device of the present utility model, comprises rake shell, and rake shell is surrounded by the bonnet of side panel and rear end, leaves mud import at the front end of rake shell, is provided with mud row mouthful below the rear end of rake shell, and Pai Kouchu is connected with sludge discharge pipe; In described rake shell, be arranged with vertical multiple dividing plates, be provided with in rake shell outside the feed pipe being connected with giant, feed pipe is connected with multiple distributive pipes, and the termination of distributive pipe is positioned at the below of rake shell.

Described rake shell is truncated rectangular pyramids shape, side panel is surrounded by four trapezoidal plates, described feed pipe is laterally fixed on above the outside of rake shell, described each distributive pipe inserts rake shell inner chamber above and exposes below rake shell from rake shell, and each distributive pipe is spaced at respectively between each adjacent dividing plate.

The inner chamber of rake shell is divided into He You chamber, left chamber two parts by the described dividing plate that is positioned at centre position, and described row's mouth has two and be communicated with He You chamber, left chamber respectively.

Dredger drag and suction device of the present utility model, because there is dividing plate the rake shell inner side at drag and suction device, has not only increased the intensity of housing, and has made mud respectively by entering between adjacent separator, guarantees the mud of housing inner chamber suction as far as possible evenly; Feed pipe 2 joins by the high service device on pipeline and boats and ships, the water source of water supply installation is seawater or the river etc. of operating area, when water supply, water under high pressure can penetrate from distributive pipe 8, because distributive pipe 8 is connected to drag and suction device place, the mud that makes rake inhale the deposition of present position is put to flight, be mixed to form loose mud with water, be convenient to be sucked by slush pump, stop the dive beneath the water phenomenon of handwork of operating personnel, time saving and energy saving, be suitable for various landform, safe and reliable, greatly improve operating efficiency.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model specific embodiment;

Fig. 2 is the schematic top plan view shown in Fig. 1;

Fig. 3 is the A-A section enlarged diagram shown in Fig. 1.

The specific embodiment

As Fig. 1,2,3, as shown in: 1 is rake shell, and rake shell 1 is surrounded by the bonnet 4 of side panel and rear end, leaves mud import at the front end of rake shell 1, has mud row mouthfuls 6 below the rear end of rake shell 1, and row mouthful 6 places are connected with sludge discharge pipe 5.

In rake shell 1, being arranged with multiple dividing plates 7 of vertical equidistant setting, is welding between each dividing plate 7 and rake shell 1.Being provided with giant in rake shell 1 outside is the feed pipe 2 that high service device is connected, and feed pipe 2 is connected with multiple distributive pipes 8, and the termination of distributive pipe 8 is positioned at the below of rake shell 1.

Above-mentioned rake shell 1 is truncated rectangular pyramids shape, and side panel is surrounded by four trapezoidal plates, and bonnet 4 is positioned at the little head end of truncated rectangular pyramids.Feed pipe 2 with water pipe joint 3 is T-shaped, front cross is weldingly fixed on above the outside of harrowing shell 1 and two ends, top are connected with hanger 10, on feed pipe 2, be also connected with at water pipe joint place a hanger 10 and and rake be provided with contiguous block 11 between shell 1, owing to there being three hangers 10, facilitate lifting.One end of each distributive pipe 8 is communicated with feed pipe 2 welding and above rake shell 1, inserts rake shell 1 inner chamber, then below rake shell 1, exposes, and another termination of distributive pipe 8 is positioned at below the outside of harrowing shell 1.Each distributive pipe 8 is spaced at respectively between each adjacent dividing plate 7, in other words, between each adjacent dividing plate 7, is equipped with a distributive pipe 8.

The inner chamber of rake shell 1 is divided into He You chamber, left chamber two parts by the dividing plate 7 that is positioned at centre position, and above-mentioned row's mouth 6 has two and be communicated with (referring to Fig. 2,3) with He You chamber, left chamber respectively.

Be welded with and pull connector 9 in the centre position of bonnet 4, for one end of connecting steel wire ropes, the other end of wire rope is connected with the hoisting mechanism on boats and ships, is convenient to pulling drag and suction device.

Dredger drag and suction device of the present utility model, because rake shell 1 inboard row at drag and suction device is shown dividing plate 7, has not only increased the intensity of housing, and makes mud respectively by entering between adjacent separator 7, guarantees the mud of housing inner chamber suction as far as possible evenly; Feed pipe joins by the high service device on pipeline and boats and ships, and seawater or river etc. that the water source of water supply installation is operating area, when water supply, water under high pressure can penetrate from distributive pipe, because distributive pipe is connected to drag and suction device place, the mud that makes rake inhale the deposition of present position is put to flight, and is mixed to form loose mud with water, be convenient to be sucked by slush pump, stop the dive beneath the water phenomenon of handwork of operating personnel, time saving and energy saving, be suitable for various landform, safe and reliable, greatly improve operating efficiency.

Claims

1. a dredger drag and suction device, comprise rake shell (1), rake shell (1) is surrounded by the bonnet (4) of side panel and rear end, leaves mud import at the front end of rake shell (1), below the rear end of rake shell (1), be provided with mud row mouthful (6), row mouthful (6) locates to be connected with sludge discharge pipe (5); It is characterized in that: in described rake shell (1), be arranged with vertical multiple dividing plates (7), be provided with in rake shell (1) outside the feed pipe (2) being connected with giant, feed pipe (2) is connected with multiple distributive pipes (8), and the termination of distributive pipe (8) is positioned at the below of rake shell (1).

2. dredger drag and suction device according to claim 1, it is characterized in that: described rake shell (1) is truncated rectangular pyramids shape, side panel is surrounded by four trapezoidal plates, described feed pipe (2) is laterally fixed on above the outside of rake shell (1), described each distributive pipe (8) is harrowed inserting rake shell (1) inner chamber above and exposing below rake shell (1) of shell (1) certainly, and each distributive pipe (8) is spaced at respectively between each adjacent dividing plate (7).

3. dredger drag and suction device according to claim 2, it is characterized in that: the inner chamber of harrowing shell (1) is divided into He You chamber, left chamber two parts by the described dividing plate that is positioned at centre position (7), described row's mouth (6) has two and be communicated with He You chamber, left chamber respectively.