CN219043156U

CN219043156U - Fish just separator

Info

Publication number: CN219043156U
Application number: CN202222622975.0U
Authority: CN
Inventors: 陈骏鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-05-19
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a fish feces separating device, and relates to the field of aquaculture equipment. Comprises a conical rotary drum, a water distribution pipe, a back flushing pipe, a clear water collecting chamber and a fish feces collecting chamber. According to the utility model, the water outlet of the water distribution pipe is tangential to the conical rotary drum, and the water outlet thrust of the water distribution pipe is utilized to push the conical rotary drum to rotate, so that the filter screen in the conical rotary drum is uniformly distributed with water for filtering. The utility model does not need to add extra driving equipment to drive the conical rotary drum to rotate, saves energy, has low construction cost, simple structure and easy maintenance, and is very suitable for tail water treatment of aquaculture.

Description

Fish just separator

Technical Field

The utility model relates to the field of aquaculture equipment, in particular to a fish feces separation device.

Background

In aquaculture, in order to enable the tail water to meet the discharge standard, dry-wet separation is usually required to be performed on the tail water, and fish feces and sediments thereof in the tail water are separated from the water so as to perform the next biochemical treatment. At present, a rotary drum micro-filter is commonly used for filtering tail water, and a speed reducing motor is commonly adopted for driving a rotary drum to filter the tail water by power driving of the micro-filter, wherein a transmission device relates to the cooperation of a motor, a gear and a chain, the energy consumption is high, meanwhile, the equipment structure is complex, and the maintenance cost is high.

In view of the above, the above problems can be effectively solved by designing a fish feces separation device which drives a screen by water distribution.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a fish feces separation device which can realize water distribution driving and effectively separating fish feces.

The utility model is realized by the following technical scheme:

a fish feces separation device comprises a conical rotary drum, a water distribution pipe, a back flushing pipe, a clear water collecting chamber and a fish feces collecting chamber; the conical rotary drum is paved with a filter screen; the water distribution pipe is provided with a water outlet; the water outlet and the conical rotary drum are arranged in a tangential structure; a spray head is arranged on the back flushing pipe; the back flushing pipe is arranged in the conical rotary drum or outside the conical rotary drum; the clear water collecting chamber is provided with a water outlet; the fish feces collection chamber is provided with a sewage outlet; the conical rotary drum is suspended or enclosed by a coaming.

Preferably, the water distribution pipe is provided with at least one water outlet.

Preferably, the back flushing pipe is provided with at least one spray head.

Preferably, the rotary drum is provided with an opening structure at two ends, and comprises a large opening and a small opening.

Preferably, the conical drum is provided with a central axis.

Preferably, a bearing is arranged on the middle shaft.

Preferably, the conical drum is provided in a centrifugal filter configuration.

Preferably, the centrifugal filtering structure comprises a conical rotary drum which is arranged vertically, wherein the large opening of the conical rotary drum is arranged downwards, and the small opening of the conical rotary drum is arranged upwards; the back flushing pipe penetrates through the middle shaft and is arranged in the conical rotary drum; the water distribution pipe is arranged above the conical rotary drum; the clear water collecting chamber is arranged below the conical rotary drum; the fish feces collecting chamber is arranged at the periphery of the clean water collecting chamber.

Preferably, the conical drum is arranged as a centripetal filter structure.

Preferably, the centripetal filtering structure comprises a conical rotary drum which is arranged upside down, wherein a large opening of the conical rotary drum is arranged upwards, and a small opening of the conical rotary drum is arranged downwards; the back flushing pipe is arranged outside the conical rotary drum, the water distribution pipe is arranged above the conical rotary drum, the fish feces collecting chamber is arranged below the small opening, and the clear water collecting chamber is arranged at the periphery of the fish feces collecting chamber.

Compared with the prior art, the utility model has the advantages that:

1. the utility model utilizes the thrust of the water outlet of the water distribution pipe to push the conical rotary drum to rotate, realizes uniform water distribution and filtration, does not need a reducing motor to drive the conical rotary drum to rotate, has low construction cost and simple structure, and is easy to maintain. 2. The utility model is a rotary cone-shaped column body during filtration, the cone-shaped column body generates centripetal force/centrifugal force during rotation, dirt is separated and collected in the fish feces collection chamber at first time, and compared with the traditional rotary drum semi-immersed filtration equipment, the utility model can separate solid pollutants at first time, reduce the time of stay of the pollutants in water, and effectively reduce the secondary dissolution pollution of the pollutants in water.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the conical drum assembly of the present utility model;

FIG. 3 is a schematic diagram of the overall structure of a second embodiment of the present utility model;

in the figure: 1. a conical drum; 2. a water distribution pipe; 3. a back flushing pipe; 4. a clear water collection chamber; 5. a fish feces collection chamber; 6. a filter screen; 7. a water outlet; 8. a spray head; 9. a water outlet; 10. a sewage outlet; 11. coaming plate; 12. a large opening; 13. a small opening; 14. a center shaft; 15. and (3) a bearing.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Example 1

As shown in fig. 1 to 2, a fish feces separating device comprises a conical rotary drum 1, a water distribution pipe 2, a back flushing pipe 3, a clear water collecting chamber 4 and a fish feces collecting chamber 5; the conical rotary drum 1 is paved with a filter screen 6; the conical rotary drum 1 is provided with an opening structure at two ends and comprises a large opening 12 and a small opening 13; the conical rotary drum 1 is provided with a central shaft 14; a bearing 15 is arranged on the middle shaft 14; the conical rotary drum 1 is connected with a central shaft through a bearing 15; the conical rotary drum 1 rotates relative to the central shaft 14; the conical drum 1 is provided with a shroud 11.

Preferably, the large opening 12 of the conical rotary drum 1 is arranged downwards, the small opening 13 is arranged upwards, and the backwash tube 3 passes through the center shaft 14 and is arranged in the conical rotary drum 1; the backwash pipe 3 is provided with a plurality of spray heads 8 so as to be capable of fully covering the flushing filter screen 6.

Preferably, the water distribution pipe 2 is arranged above the conical rotary drum 1; the water outlet 7 of the water distribution pipe 2 is tangent to the outer wall of the conical rotary drum 1, so that water flow at the water outlet 7 can wash and push the conical rotary drum 1 to rotate.

Preferably, the clean water collecting chamber 4 is arranged below the large opening 12 of the conical rotary drum 1 so as to collect clean water; the clean water collection chamber 4 is provided with a water outlet 9.

Preferably, the fish feces collection chamber 5 is arranged at the periphery of the clean water collection chamber 4 so as to collect fish feces; the fish gathering chamber 5 is provided with a drain 10.

To enhance understanding of the present embodiment, four steps S1-S4 are used to analyze the working process and principle of the present embodiment:

s1, a water outlet 7 of a water distribution pipe 2 is tangent to the outer wall of the conical rotary drum 1, the conical rotary drum 1 is pushed to rotate by water flow of the water outlet, and the rotating conical rotary drum 1 drives a filter screen 6 to uniformly distribute water.

S2, the fish feces and the sediment thereof are filtered by the filter screen 6 and remain on the filter screen, and clear water trickles into the clear water collecting chamber 4 and is discharged along the water outlet 9.

S3, along with the rotation of the conical rotary drum 1, the fish feces and the sediment thereof accumulated on the filter screen 6 are thrown out into the fish feces collection chamber 5 under the action of centrifugal force, and then discharged through the sewage outlet 10.

S4, the back flushing pipe 3 penetrates through the center shaft 14 and is arranged in the conical rotary drum 1, the conical rotary drum 1 rotates relative to the center shaft 14, when the filter screen 6 needs to be flushed, a high-pressure water pipe is externally connected, the spray head 8 on the back flushing pipe 3 sprays water to flush the filter screen 6, and the filter screen 6 can be cleaned in a full-face coverage mode along with the rotation of the conical rotary drum 1.

Example 2

As shown in fig. 2 and 3, the fish feces separating device comprises a conical rotary drum 1, a water distribution pipe 2, a back flushing pipe 3, a clear water collecting chamber 4 and a fish feces collecting chamber 5; the conical rotary drum 1 is paved with a filter screen 6; the conical rotary drum 1 is provided with an opening structure at two ends and comprises a large opening 12 and a small opening 13; the conical rotary drum 1 is provided with a central shaft 14; a bearing 15 is arranged on the middle shaft 14; the conical rotary drum 1 is connected with a central shaft through a bearing 15; the conical rotary drum 1 rotates relative to the central shaft 14; the conical drum 1 is provided with a shroud 11.

Preferably, the large opening 12 of the conical rotary drum 1 is arranged upwards, and the small opening 13 is arranged downwards; the back flushing pipe 3 is arranged at the periphery of the conical rotary drum 1; the backwash pipe 3 is provided with a plurality of spray heads 8 to facilitate full coverage of the flushing screen 6.

Preferably, the water distribution pipe 2 is arranged above the conical rotary drum 1, and the water outlet 7 of the water distribution pipe 2 is tangential to the inner wall of the conical rotary drum 1, so that the water outlet 7 is flushed to push the conical rotary drum 1 to rotate.

Preferably, the fish feces collection chamber 5 is arranged below the small opening 13 of the conical rotary drum 1 so as to collect fish feces; the fish gathering chamber 5 is provided with a drain 10.

Preferably, the clear water collecting chamber 4 is arranged at the periphery of the fish feces collecting chamber 5 so as to collect clear water dripping from the conical rotary drum 1; the clean water collection chamber 4 is provided with a water outlet 9.

Preferably, the central shaft 14 of the conical rotary drum 1 is fixed on the fish feces collection chamber 5, and the conical rotary drum 1 rotates relative to the central shaft 14.

s1, a water outlet 7 of a water distribution pipe 2 is tangent to the inner wall of a conical rotary drum 1, the conical rotary drum 1 is pushed to rotate by water flow of the water outlet, and the rotating conical rotary drum 1 drives a filter screen 6 to uniformly distribute water.

S3, along with the rotation of the conical rotary drum 1, the fish feces and the sediments thereof accumulated on the filter screen 6 are gathered to the bottom of the small opening 13 of the conical rotary drum 1 under the action of centripetal force, then fall into the fish feces collection chamber 5, and finally are discharged through the drain outlet 10.

S4, the back flushing pipe 3 is arranged on the periphery of the conical rotary drum 1, the conical rotary drum 1 rotates relative to the central shaft 14, when the filter screen 6 needs to be flushed, the high-pressure water pipe is externally connected, the spray head 8 on the back flushing pipe 3 sprays water to flush the filter screen 6, and the filter screen 6 can be cleaned in a whole coverage way along with the rotation of the conical rotary drum 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The fish feces separating device is characterized by comprising a conical rotary drum (1), a water distribution pipe (2), a back flushing pipe (3), a clear water collecting chamber (4) and a fish feces collecting chamber (5); the conical rotary drum (1) is paved with a filter screen (6); the water distribution pipe (2) is provided with a water outlet (7); the water outlet (7) and the conical rotary drum (1) are arranged in a tangential structure; a spray head (8) is arranged on the back flushing pipe (3); the back flushing pipe (3) is arranged in the conical rotary drum (1) or is arranged outside the conical rotary drum (1); the clean water collecting chamber (4) is provided with a water outlet (9); the fish feces collection chamber (5) is provided with a sewage outlet (10); the conical rotary drum (1) is suspended or enclosed by a coaming (11).

2. A fish bowl separator according to claim 1, wherein: the water distribution pipe (2) is provided with at least one water outlet (7).

3. A fish bowl separator according to claim 1, wherein: the back flushing pipe (3) is provided with at least one spray head (8).

4. A fish bowl separator according to claim 1, wherein: the rotary drum (1) is of a structure with two open ends and comprises a large opening (12) and a small opening (13).

5. A fish bowl separator according to claim 1, wherein: the conical rotary drum (1) is provided with a central shaft (14).

6. A fish bowl separating apparatus as claimed in claim 5, wherein: the middle shaft (14) is provided with a bearing (15).

7. A fish bowl separator according to claim 1, wherein: the conical rotary drum (1) is arranged into a centrifugal filtering structure.

8. A fish bowl separating apparatus as claimed in claim 7, wherein: the centrifugal filtering structure comprises a conical rotary drum (1) which is vertically arranged, wherein a large opening (12) of the conical rotary drum (1) is arranged downwards, and a small opening (13) is arranged upwards; the back flushing pipe (3) passes through the middle shaft (14) and is arranged in the conical rotary drum (1);

the water distribution pipe (2) is arranged above the conical rotary drum (1); the clear water collecting chamber (4) is arranged below the conical rotary drum (1); the fish feces collection chamber (5) is arranged at the periphery of the clean water collection chamber (4).

9. A fish bowl separator according to claim 1, wherein: the conical rotary drum (1) is arranged into a centripetal filtering structure.

10. A fish bowl separating apparatus as claimed in claim 9, wherein: the centripetal filtering structure comprises a conical rotary drum (1) which is arranged upside down, wherein a large opening (12) of the conical rotary drum (1) is arranged upwards, and a small opening (13) is arranged downwards; the back flushing pipe (3) is arranged outside the conical rotary drum (1), the water distribution pipe (2) is arranged above the conical rotary drum (1), the fish excrement collecting chamber (5) is arranged below the small opening (13), and the clear water collecting chamber (4) is arranged on the periphery of the fish excrement collecting chamber (5).