CN107460907B

CN107460907B - Device for removing sludge in aquaculture pond

Info

Publication number: CN107460907B
Application number: CN201710853697.0A
Authority: CN
Inventors: 何杰; 徐跑; 强俊; 李红霞
Original assignee: Freshwater Fisheries Research Center of Chinese Academy of Fishery Sciences
Current assignee: Freshwater Fisheries Research Center of Chinese Academy of Fishery Sciences
Priority date: 2017-09-20
Filing date: 2017-09-20
Publication date: 2022-08-26
Anticipated expiration: 2037-09-20
Also published as: CN107460907A

Abstract

The invention discloses a device for removing sludge in an aquaculture pond, which is characterized in that: it comprises a grating component, a silt sucking component and a stirring component; the silt sucking component and the stirring component are arranged in the grid component; the silt suction part comprises a silt suction port and a silt discharge port, and an impeller driven by a motor is arranged at the silt suction port; the agitating members are simultaneously driven to rotate by a motor that drives the impeller. The invention can carry out dredging on the pond with water and also can drain the water in the pond, and when in operation, personnel only need to conveniently move equipment on the bank without going into the pond to finish the cleaning of the sludge in the pond. The operation can be completed by 1 or 2 persons. Whole equipment light in weight, easy operation, it is convenient to remove, need not worry the influence of stone and the club in the silt to the water pump, practiced thrift the manual work greatly, improved the efficiency of desilting.

Description

Sludge removing device for aquaculture pond

Technical Field

The invention belongs to the technical field of pond sludge cleaning, and particularly relates to a sludge cleaning device for an aquaculture pond, which can clean sludge in a pond with water and a pond without water.

Background

During the cultivation and utilization process of the pond, a great amount of sludge deposition can be formed after several years due to the activity of cultivated fishes and a great amount of bait feeding. The sludge contains a large amount of putrefactive organic substances, which often breed fish germs, consume water-soluble oxygen in the pond and release toxic substances. At present, the dredging method needs to drain water in a pool, then uses a high-pressure water pump to wash sludge into a mud-water mixture, and then uses a sewage suction pump to pump the sludge out. When in operation, a plurality of workers are needed at the same time, and the sewage suction pump is moved to suck while water is flushed by the high-pressure water pump. The operation in the sludge is difficult to be carried out, the personnel are easily wetted by the muddy water, the labor intensity is high, and the working efficiency is low.

Disclosure of Invention

The invention aims to provide a sludge removing device for an aquaculture pond, which can be used for removing the sludge of the pond with water and draining the water in the pond for removing the sludge, and can be completed by only 1 or 2 persons aiming at the defects of the existing dredging method for the aquaculture pond.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an aquaculture pond silt clearing device which characterized in that: it comprises a grating component, a silt sucking component and a stirring component; the silt sucking component and the stirring component are arranged in the grid component; the silt suction part comprises a silt suction port and a silt discharge port, and an impeller driven by a motor is arranged at the silt suction port; the agitating members are simultaneously driven to rotate by a motor that drives the impeller.

It is further characterized in that: the grid member comprises two latticed hemispheres; the silt suction component comprises a hollow transverse pipe shaft and a hollow longitudinal pipe shaft, the transverse pipe shaft is vertically connected with the longitudinal pipe shaft, and an impeller is arranged in the longitudinal pipe shaft; one end of the longitudinal pipe shaft is a sludge suction port, one end of the transverse pipe shaft is a sludge discharge port, and a hose is connected with the sludge discharge port; the two poles of the latticed hemisphere are provided with semicircular rings for the two ends of the transverse tubular shaft to penetrate through.

Further: the stirring component is a semicircular arc rod, the center of the arc rod is provided with a gear, and the motor drives the grid-shaped hemisphere to rotate in a hemispherical manner.

Preferably, the following components: two annular grooves are respectively arranged at two ends of the transverse tubular shaft, the annular groove at the inner side is used for fixing a semicircular ring of the latticed hemisphere, and a pull ring is arranged in the annular groove at the outer side.

And a water inlet pipe is arranged in the other end of the transverse pipe shaft opposite to the sludge discharge port.

The motor cable and the water inlet pipe penetrate from the other end, opposite to the silt discharge port, of the transverse pipe shaft, and a pipe line hole is formed in the pipe wall and used for the cable and the water inlet pipe to penetrate through.

The sludge suction port is provided with a spherical sludge suction port baffle plate, and the sludge suction port baffle plate is connected with the sludge suction port through a connecting rod

The invention can carry out dredging on the pond with water and also can drain the water in the pond, and when in operation, personnel only need to conveniently move equipment on the bank without going into the pond to finish the cleaning of the sludge in the pond. The operation can be completed by 1 or 2 persons. Whole equipment light in weight, easy operation, it is convenient to remove, need not worry the influence of stone and the club in the silt to the water pump, practiced thrift the manual work greatly, improved the efficiency of desilting.

Drawings

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

FIG. 2 is a schematic side view of a hemispherical grating structure according to the present invention.

FIG. 3 is a schematic side view of a hemispherical grating of the present invention.

FIG. 4 is a longitudinal sectional view of the horizontal tube shaft of the present invention.

FIG. 5 is a schematic view of the longitudinal section of the curved rod of the present invention.

FIG. 6 is a longitudinal sectional view of the longitudinal tube shaft of the present invention.

FIG. 7 is a schematic view of the end of the longitudinal shaft and the baffle plate of the present invention.

Detailed Description

As shown in figure 1, the device for removing sludge in the aquaculture pond comprises a hemispherical grating 3, a horizontal pipe shaft 4, an arc-shaped rod 7, a vertical pipe shaft 10, a dual-purpose motor 8, a sludge suction port baffle plate 9 of the vertical pipe shaft and the like.

Hemispherical surface grid 3: as shown in fig. 1, 2 and 3, the hemispherical grating is a latticed hemispherical surface formed by welding thin steel bars serving as grating rods 12, two poles of the two hemispherical surfaces are respectively provided with a semicircular ring 13 with the diameter matched with that of the transverse pipe shaft 4, the two hemispherical surfaces can be combined together to form the spherical grating, and the spherical grating can rotate on the transverse pipe shaft 4 through the circular rings.

The transverse tubular shaft 4: as shown in fig. 4, the horizontal tube shaft 4 is made of a hollow metal tube, and has two annular grooves at both ends, a hemispherical grating fixing groove 15 for fixing a hemispherical grating ring is formed on the inner side, and a pull ring fixing groove 14 for fixing a pull ring is formed on the outer side. The transverse tubular shaft 4 is hollow and used for the passage of silt and water pipe cable, the middle part of the transverse tubular shaft is provided with a vertical short pipe, the end part of the short pipe is provided with a thread, the middle part of the short pipe is communicated with a transverse tubular shaft cavity 17, and the middle part of the short pipe is provided with a pipeline hole 16 for the cable 2 and the water inlet pipe 1 to pass through.

The arc-shaped rod 7: as shown in fig. 5, the arc rod 7 is semicircular and is connected with a connecting rod made of the same material, a circular ring 20 perpendicular to the plane of the arc rod 7 is arranged in the center of the connecting rod, and the circular ring 20 can be sleeved on the short pipe of the transverse pipe shaft 4 and is positioned above the pipe line hole 16. The arc rod 7 is circular and provided with a gear, and the dual-purpose motor 8 drives the arc rod 7 to be close to the spherical grating to rotate hemispherically.

Longitudinal pipe shaft 10: as shown in figure 6, one end of the longitudinal pipe shaft 10 is provided with screw threads and is fixed on the short pipe of the transverse pipe shaft 4, an impeller is arranged in the longitudinal pipe shaft, the dual-purpose motor 8 drives the impeller to rotate so as to pump sludge, and the total length of the impeller is smaller than the radius of the arc-shaped rod 7.

The dual-purpose motor 8: provides power for the rotation of the impeller and the arc-shaped rod 7 in the longitudinal pipe shaft 10.

A sludge suction port baffle 9 of the longitudinal pipe shaft: as shown in FIG. 7, the sludge suction port blocking piece 9 of the longitudinal pipe shaft is composed of a spherical disc 23 and is connected with the sludge suction port of the longitudinal pipe shaft 10 through a connecting rod 22.

Water inlet pipe 1: as shown in fig. 1, the water inlet pipe 1 passes through the other end of the transverse pipe shaft 4 opposite to the sludge discharge port. The dredging with the water pond does not need to feed water by the water inlet pipe 1, and the size of the regulating valve determines the required water inflow when the pond is cleaned.

During assembly, the transverse pipe shaft 4 is firstly selected, and the circular ring 20 of the arc-shaped rod 7 is fixed on the short pipe of the transverse pipe shaft 4, is positioned above the pipeline hole 16 and can freely rotate. The vertical pipe shaft 10 is screwed on, and the dual-purpose motor 8 and the bearing between the impeller and the arc-shaped rod 7 are well connected. The cable 2 and the water inlet pipe 1 are led in from one end cavity of the horizontal pipe shaft 4 and are connected with the dual-purpose motor 8 through the pipeline hole 16, and the pipe orifice of the water inlet pipe 1 is positioned above the arc of the arc rod 7. Two hemispherical grids 3 are closed on the horizontal tube shaft 4, and the spherical grids are fixedly formed and can freely rotate. A pull ring 5 is fixed on the horizontal tube shaft 4, and two ends of the pull ring 5 are connected with an operation rope.

When the pond is cleared with water, the silt suction device is placed at the bottom of the pond to be cleared, and silt enters the spherical grating through the grating under the action of gravity of the silt suction device. The power supply is switched on, the arc-shaped rod 7 is transferred, the entering sludge forms slurry, the slurry is just sucked and discharged from the peripheral direction of the sludge suction port through the shielding effect of the spherical disc 23, one end of the transverse pipe shaft 4 is connected with the hose 6, and the slurry is discharged out of the pond. Larger solid objects are blocked outside by the spherical grating, and smaller solid objects can enter the spherical grating, or are discharged from the spherical grating along with the rolling of the spherical grating, or are directly pumped out of the pond. By pulling the operation rope, the silt suction device moves and finishes silt suction.

When the pond is cleaned, the silt suction device is placed at the bottom of the pond to be cleaned, the water inlet pipe 1 is opened, and silt enters the spherical grating through the grating under the action of gravity of the silt suction device. The power supply is switched on, the arc-shaped rod 7 is transferred, the entering relatively dry sludge forms slurry, the slurry is just sucked and discharged from the peripheral direction of the sludge suction port through the shielding effect of the spherical disc 23, the hose 6 is connected to one end of the transverse pipe shaft 4, and the slurry is discharged out of the pond. Larger solid objects are blocked outside by the spherical grating, and smaller solid objects can enter the spherical grating, or are discharged from the spherical grating along with the rolling of the spherical grating, or are directly pumped out of the pond. By pulling the operation rope, the silt suction device moves and finishes silt suction.

Claims

1. The utility model provides an aquaculture pond silt clearing device which characterized in that: it comprises a grating component, a silt sucking component and a stirring component; the silt sucking component and the stirring component are arranged in the grid component; the silt suction part comprises a silt suction port and a silt discharge port, and an impeller driven by a motor is arranged at the silt suction port; the stirring parts are driven to rotate by a motor driving the impeller; the grid member comprises two latticed hemispheres; the silt sucking component comprises a hollow transverse pipe shaft and a hollow longitudinal pipe shaft; the middle part of the transverse tubular shaft is provided with short pipes which are vertical to each other, and the end parts of the short pipes are provided with threads; one end of the longitudinal pipe shaft is provided with threads and is fixed on the transverse pipe shaft short pipe; the transverse pipe shaft is vertically connected with the longitudinal pipe shaft, and an impeller is arranged in the longitudinal pipe shaft; one end of the longitudinal pipe shaft is a sludge suction port, one end of the transverse pipe shaft is a sludge discharge port, and a hose is connected with the sludge suction port; two poles of the latticed hemisphere are provided with semicircular rings for the two ends of the transverse tubular shaft to penetrate through.

2. The aquaculture pond sludge removal device of claim 1, wherein: the stirring component is a semicircular arc rod, the center of the arc rod is provided with a gear, and the motor drives the grid-shaped hemisphere to rotate in a hemispherical manner.

3. An aquaculture pond sludge removal apparatus as claimed in claim 1 or claim 2, wherein: two annular grooves are respectively arranged at two ends of the transverse tubular shaft, the annular groove at the inner side is used for fixing a semicircular ring of the latticed hemisphere, and a pull ring is arranged in the annular groove at the outer side.

4. An aquaculture pond sludge removal apparatus as claimed in claim 1 or claim 2, wherein: and a water inlet pipe is arranged in the other end of the transverse pipe shaft opposite to the sludge discharge port.

5. The aquaculture pond sludge removal device of claim 4, wherein: motor cable conductor with the inlet tube is followed the other end that the horizontal tubular shaft is relative with the row's silt mouth penetrates, has the pipeline hole on the pipe wall for cable conductor and inlet tube pass.

6. An aquaculture pond sludge removal apparatus as claimed in claim 1 or claim 2, wherein: inhale the silt mouth and be provided with the silt mouth separation blade of inhaling of sphere form, inhale silt mouth separation blade and pass through the connecting rod and inhale the silt mouth and link to each other.