CN219333373U

CN219333373U - Mariculture tail water suspended matter remove device

Info

Publication number: CN219333373U
Application number: CN202320072648.4U
Authority: CN
Inventors: 王荣霞; 谭围; 孙婆援; 符俊优; 谢海群; 陈积杰; 柯宏基
Original assignee: HAINAN ACADEMY OF OCEAN AND FISHERIES SCIENCES
Current assignee: HAINAN ACADEMY OF OCEAN AND FISHERIES SCIENCES
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-07-14
Anticipated expiration: 2033-01-10

Abstract

The utility model relates to the technical field of cultivation, in particular to a mariculture tail water suspended matter removing device, which comprises a device main body provided with a water inlet and a water outlet, wherein a containing cavity is formed in the device main body, the water inlet and the water outlet are both communicated with the containing cavity, and a plurality of filtering components are detachably arranged in the containing cavity; the device main body is also internally provided with a cleaning system, the cleaning system comprises a plurality of cleaning spray heads, and the plurality of cleaning spray heads are correspondingly arranged above the filtering component. In the utility model, as the plurality of filter components are arranged in a layered manner, the seawater aquaculture tail water filter device is connected with the tail water outlet of the seawater aquaculture tail water, suspended matters in the tail water are filtered by the plurality of filter components, the filtering effect is ensured, and as the plurality of filter components are detachably arranged in the accommodating cavity, the seawater aquaculture tail water filter device can be conveniently detached to replace mesh filter layers with different specifications and sizes; the cleaning system comprises cleaning spray heads for cleaning each filtering component, so that the water permeable effect of the filtering component is guaranteed.

Description

Mariculture tail water suspended matter remove device

Technical Field

The utility model relates to the technical field of marine culture tail water purification, in particular to a device for removing suspended matters in marine culture tail water.

Background

The suspended matter in the seawater culture tail water is one of main pollutants for aquaculture, and mainly consists of or is generated by fish excreta, residual baits, biological masses and the like. That is, the residual baits and aquatic product excretions in the tail water of the cultivation exist mostly in the form of suspended particles, so that the removal by adopting the physical filtration technology is the most effective method.

The existing method for removing the suspended matters in the tail water of mariculture is generally sand filter filtration, mechanical filtration in a factory circulating water culture mode, biological shellfish filtration and the like, wherein the effect of mechanical filtration is better, and the method is also a filter with more applications at present.

However, the mechanical filter is complex in structure and high in production cost, and the filter layer for filtering is inconvenient to clean.

In detail, when the filter layer of the mechanical filter needs to be cleaned, the water inlet and outlet valve needs to be arranged in operationOpening to make raw water flow through the filtering layer in the mechanical filter from top to bottom, regulating valve opening degree in the equipment, and controlling raw water inflow rate into the mechanical filter to be 10m ³ And/h. When the mechanical filter is continuously operated for 12-24 hours, the mechanical filter should be backwashed; when the mechanical filter is backwashed, the backwashed drain valve is required to be opened, the backwashed water inlet valve is slowly opened, and then the water inlet flow of the mechanical filter is gradually increased, so that water can pass through the filter layer from top to bottom, the filter material obtained in the equipment can play a role in reverse loosening, and substances trapped on the filter layer are completely flushed away. The flow of the common backwashing is controlled to be 30m ³ And/or so, the flow rate is suitable for preventing the equipment from running out when the equipment is washed again. The backwashing time can be determined according to the turbidity of backwashing drainage, and under the general condition, the backwashing time can not be less than 5-10 minutes, and particularly, the flushing time can be automatically adjusted according to the running condition.

Therefore, the device for removing the suspended matters in the mariculture tail water in the prior art is complex in structure, so that the cost for removing the suspended matters is high, the cleaning process of the filter layer is complex, the filter layer is inconvenient to clean, the prior art is more suitable for an industrial circulating water culture mode, but the ratio of the industrial circulating water mode in aquaculture is less than 1%, and therefore, the device for removing the suspended matters in the mariculture tail water, which is simple in structure and easy to clean, is highly needed, and the adaptation of various culture production modes can be realized.

Disclosure of Invention

The utility model aims at: in order to solve the problems in the prior art, namely that the device for removing the suspended matters in the mariculture tail water in the prior art is complex in structure, so that the cost for removing the suspended matters is high, the cleaning process of the filter layer is complex, the filter layer is inconvenient to clean, and the applicable scene is limited, the utility model provides the device for removing the suspended matters in the mariculture tail water, which is simple in structure and capable of automatically cleaning, and the adaptation of various culture production modes can be realized.

In order to solve the problems existing in the prior art, the utility model adopts the following technical scheme:

the device comprises a device main body provided with a water inlet and a water outlet, wherein a containing cavity is formed in the device main body, the water inlet and the water outlet are both communicated with the containing cavity, a plurality of filter components are detachably arranged in the containing cavity, and the filter components are arranged between the water inlet and the water outlet in a layered manner; each filter component is provided with a plurality of meshes, and the sizes of the meshes of the filter components are increased from top to bottom;

the device is characterized in that a cleaning system is further arranged in the device main body, the cleaning system comprises a pipeline and a plurality of cleaning spray heads, the pipeline is connected with the cleaning spray heads, and the cleaning spray heads are correspondingly arranged above the filtering component.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, each filtering component comprises a frame-shaped bracket, and filtering gauze is wrapped outside the bracket.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, one side surface of the device main body is provided with an opening communicated with the accommodating cavity, and a plurality of filtering components are detachably arranged in the accommodating cavity through the opening.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, the device main body is any device main body in any shape of cuboid, cylinder or elliptic cylinder;

the shape of the horizontal section of the accommodating cavity is the same as the shape of the horizontal section of the filter element.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, the inner side surfaces of the two opposite side walls of the device main body are correspondingly provided with supporting rails, and the filtering component is arranged on the supporting rails and/or slides along the supporting rails.

As an improvement of the technical proposal of the mariculture tail water suspension removing device, the supporting rail is obliquely and/or horizontally arranged in the device main body.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, the cleaning system further comprises a drain outlet correspondingly arranged at one end of the filtering component, the drain outlet is connected with the suspended matter collecting component through a drain pipe, and a drain valve is further arranged on the drain pipe.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, the suspended matter collecting component is arranged below the filtering component or arranged outside the device main body.

As an improvement of the technical scheme of the mariculture tail water suspended matter removing device, a plurality of cleaning spray heads are all cleaning spray heads capable of rotating in multiple directions.

The utility model has the beneficial effects that:

1. in the utility model, as the plurality of filter components are arranged in a layered manner, the seawater aquaculture tail water filter device is connected with the tail water outlet of the seawater aquaculture tail water, suspended matters in the tail water are filtered by the plurality of filter components, the filtering effect is ensured, and the plurality of filter components are detachably arranged in the accommodating cavity, so that the seawater aquaculture tail water filter device can be conveniently detached to replace mesh filter layers with different specifications and sizes;

2. the utility model also comprises a cleaning system, wherein the cleaning system comprises a cleaning spray head, so that the cleaning effect of each filtering component is realized, and the water permeability effect of the filtering component is ensured;

3. the utility model has simple structure, low cost and convenient maintenance, can use all cultivation modes and cultivation varieties, and can change the number of the filtering parts according to different cultivation varieties or according to the content of suspended matters in the cultivation tail water;

4. the utility model is provided with the cleaning spray head and the blow-down valve, can be controlled by the circuit control system, can be controlled according to the flow of the water outlet, is closed when the automatic cleaning program is started, and can be rotated to realize the omnibearing cleaning and automatic blow-down of the filter component, and simultaneously can set and optimize the automatic cleaning starting threshold according to different cultivation modes to realize the adaptation of various cultivation production modes.

Drawings

FIG. 1 is a schematic view of an angle configuration of an embodiment of the present utility model;

FIG. 2 is a schematic view of another angular configuration of an embodiment of the present utility model;

fig. 3 is a schematic structural view of another embodiment of the present utility model.

Reference numerals illustrate: 1-a water inlet; 2-a water outlet; 3-a device body; 4-a containing cavity; 5-a filter element; 6-mesh; 7-cleaning a spray head; 8-opening; 9-a sewage outlet; 10-a blow-down pipe; 11-a suspended matter collecting member; 12-a blow-down valve.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments of the present utility model.

As shown in fig. 1 to 3, a device for removing suspended matters in mariculture tail water comprises a device main body 3 provided with a water inlet 1 and a water outlet 2, wherein a containing cavity 4 is formed in the device main body 3, the water inlet 1 and the water outlet 2 are communicated with the containing cavity 4, a plurality of filter components 5 are detachably arranged in the containing cavity 4, and the filter components 5 are arranged between the water inlet 1 and the water outlet 2 in a layered manner; each filter element 5 is provided with a plurality of meshes 6, the mesh 6 size of the plurality of filter elements 5 increasing from top to bottom.

It should be noted that, for convenience of description in connection with the drawings of the specification, fig. 1 and 2 are used to show the effect that the plurality of filter elements 5 are layered and the mesh size of the plurality of filter elements 5 increases from top to bottom, and do not represent the actual mesh size 6.

When the device is used, the device main body 3 is placed at the tail water discharge port, the tail water discharge port and the water inlet 1 can be directly or through a pipeline, tail water flows through the plurality of filter components 5, and the suspended matters in the tail water are removed through the filter components 5 with different mesh 6 sizes. After the filtration is completed, the filter element 5 is disassembled in the accommodating cavity 4 for cleaning, and the filter element 5 is respectively washed forward and backward by clean water.

In detail, in the present utility model, at the time of use, the device body 3 is placed at the sea water discharging port, and the tail water discharging port and the water inlet 1 of the device body 3 may be connected directly or through a pipe so that sea water is flowed to the water inlet 1 and into the device body 3, and the tail water is flowed in the accommodation chamber 4 in the device body 3.

Because the accommodating cavity 4 is internally provided with the plurality of filtering components 5 in a detachable manner, the plurality of filtering components 5 are arranged between the water inlet 1 and the water outlet 2 in a layered manner, when tail water flows into the accommodating cavity 4 from the water inlet 1 and flows out of the accommodating cavity 4 from the water outlet 2, the tail water flows through the plurality of filtering components 5 in the layered manner, and suspended matters in the tail water can be reserved on the filtering components 5, so that the effect of filtering suspended matters in the tail water is realized.

When the tail water flows out of the accommodating cavity 4 from the water outlet 2, as suspended matters in the tail water are reserved on the filter component 5 and the filter component 5 is detachably arranged in the device main body 3, the filter component 5 in the device main body 3 can be detached from the accommodating cavity 4 for cleaning; moreover, as the filter element 5 can be detached from the accommodating cavity 4, water can be conveniently used for washing from different directions during washing, and the convenience and the cleaning effect of washing the filter element 5 are improved.

Moreover, since the sizes of the meshes 6 of the filter elements 5 arranged in a plurality of layers are sequentially increased from top to bottom, that is, the sizes of the holes of the filter elements 5 arranged in a plurality of layers are sequentially decreased from top to bottom, suspended matters with different sizes are filtered on the corresponding filter elements 5, and the filter effect of the suspended matters according to the sizes of the meshes 6 is realized through the arrangement of the filter elements 5 in a plurality of layers.

In more detail, since the tail water flows in the accommodating chamber 4 through the plurality of filter elements 5 arranged in layers, the suspended matter of the tail water is remained on the filter elements 5, that is, according to the flowing direction of the tail water, the surface of the filter elements 5 contacting the tail water is the front surface, and the surface of the tail water flowing away from the filter elements 5 is the back surface; when the tail water passes through the filter element 5, the suspended matters in the tail water stay on the front surface of the filter element 5; because the filter element 5 can be detached from the accommodating cavity 4, when in cleaning, workers can conveniently wash the front and the back of the filter element 5 by water so as to facilitate suspended matters to be separated from the filter element 5, thereby improving the cleaning convenience and the cleaning degree of the filter element 5.

A cleaning system is also provided in the apparatus main body 3, and includes a pipe and a plurality of cleaning heads 7 connected to each other, and the plurality of cleaning heads 7 are correspondingly provided above the filter member 5. Further, the cleaning spray heads 7 are arranged above each filtering component 5, the cleaning spray heads 7 are connected with a water source through a pipeline, the pipeline is used for conveying water to the positions of the cleaning spray heads 7, one surface of the filtering component 5 with suspended matters is sprayed through the cleaning spray heads 7, and the effect of flushing the filtering component 5 through the cleaning spray heads 7 is achieved. When the cleaning system is used for flushing the filter element 5, the direction of the cleaning nozzle 7 can be aligned with the center of the filter element 5, so that suspended matters are flushed to the edge of the filter element 5, and the circulation effect of water flow in the center of the filter element 5 is maintained.

As a first embodiment of the present utility model, each filter element 5 includes a frame-shaped holder, and a filter gauze is wrapped around the outside of each holder. The middle part of the frame-shaped bracket can facilitate the circulation of water flow; the outside of the bracket is wrapped, suspended matters can be filtered through the filter gauze, the filter gauze can be selected according to the size of a mesh 6 of the filter gauze, then the filter gauze is wrapped on the bracket to form a filter element 5, and the bracket with different thickness can be selected according to the requirement to form the filter element 5 with different thickness.

As a second embodiment of the present utility model, one side surface of the apparatus body 3 is provided with an opening 8 communicating with the accommodation chamber 4, and a plurality of filter members 5 are detachably provided in the accommodation chamber 4 through the opening 8.

Further, the device body 3 is any device body 3 in any shape of a rectangular parallelepiped, a cylindrical shape, or an elliptic cylindrical shape; the shape of the horizontal cross section of the receiving chamber 4 is the same as the shape of the horizontal cross section of the filter element 5 in order to facilitate the placement of the filter element 5 in the receiving chamber 4.

In detail, since the device body 3 is in a rectangular parallelepiped, cylindrical or elliptic cylindrical shape, the size of the accommodating cavity 4 is ensured, not only is the detachable arrangement of the filtering component 5 in the accommodating cavity 4 facilitated, but also the filtering effect and the water flow space effect are ensured, and a proper shape can be selected according to the site requirement. However, since the filter member 5 is more easily taken out and put in when the apparatus main body 3 is rectangular parallelepiped, the entire apparatus of the present utility model is drawer-shaped, taking the apparatus main body 3 as an example. Also, when the apparatus body 3 is in a rectangular parallelepiped shape, the length of the filter member 5 may be slightly longer than the length of the apparatus body 3 so as to facilitate the handling of the filter member 5.

Further, support rails are provided on the inner sides of the opposite side walls of the apparatus body 3, respectively, and the filter member 5 is provided on the support rails and/or the filter member 5 slides along the support rails. When the filter element 5 is horizontally arranged in the accommodation chamber 4, the filtering effect can be ensured; when the filter element 5 is arranged obliquely to the receiving chamber 4, not only a filtering effect but also a flow of water flow can be facilitated.

As a third embodiment of the present utility model, as shown in fig. 1 and 2, the cleaning system further includes a drain port 9 correspondingly provided at one end of the filter member 5, the drain port 9 being connected to the suspended matter collecting member 11 through a drain pipe 10, and a drain valve 12 being further provided on the drain pipe 10. Preferably, the suspended matter collecting member 11 is provided below the filter member 5, or the suspended matter collecting member 11 is provided outside the apparatus body 3. More preferably, the plurality of cleaning nozzles 7 are each a cleaning nozzle 7 rotatable in a plurality of directions.

When the device is used, the effect of flushing the filtering part 5 can be realized by adjusting the angle of the cleaning nozzle 7, and the flushed suspended matters are flushed to the sewage outlet 9 and discharged into the suspended matters collecting part 11 through the sewage outlet 9 and along the sewage pipe 10.

As a fourth embodiment of the present utility model, as shown in fig. 3, the cleaning system further includes a drain port 9 correspondingly provided at one end of the filter member 5, and a suspended matter collecting member 11 is provided below the filter member 5. When the device is used, the effect of flushing the filter component 5 is realized by adjusting the angle of the cleaning nozzle 7, and the flushed suspended matters are flushed to the sewage outlet 9 and accumulated on the suspended matters collecting component 11.

Further, the cleaning system may be provided with a circuit control system in which an automatic cleaning program is set, and the start and stop of the drain valve 12 and the spraying amount of the cleaning nozzle 7 are controlled by the circuit control system; the connection mode of the circuit control system is as in the prior art, and is not described herein, so that the effect of automatically controlling the water yield is achieved through the circuit control system.

Preferably, the cleaning spray head 7 and the blow-off valve 12 are in linkage control, and are simultaneously opened and closed, the cleaning spray head 7 is opened and can freely rotate, so that comprehensive cleaning is realized, and meanwhile, blow-off is realized during cleaning, and the cleaning spray head 7 and the blow-off valve 12 are simultaneously closed.

The utility model is provided with the cleaning spray head 7 and the blow-off valve 12, can be controlled by the circuit control system, can be controlled according to the flow of the water outlet 2, and is characterized in that the water inlet 1 is closed when an automatic cleaning program is started, the cleaning spray head 7 and the blow-off valve 12 are opened, and the automatic cleaning spray head 7 can rotate, so that the omnibearing cleaning and automatic blow-off of the filtering component 5 are realized. When the flow rate is 75% lower than the normal flow rate of the water yield, the starting threshold can be set according to actual conditions.

As an embodiment of the utility model, suspended matters in the aquaculture tail water are filtered by using a common aquaculture net, the suspended matters in the aquaculture tail water are purified by using the principle that the passing rate of the suspended matters is different by using different meshes 6 of the aquaculture net, experiments are carried out in a laboratory, the aquaculture tail water is filtered by using different aquaculture nets, and then the turbidity of the aquaculture tail water before and after filtration is measured. As shown in Table 1, the effect of the culture net with finer meshes (with larger mesh 6) on removing suspended matters in the culture tail water is better, but the passing rate of running water is lower, so that the effect of the sampling combination mesh 6 on purifying the culture tail water is best.

TABLE 1 Table of experimental results for removal of suspended matter from mariculture tail water with different prescribed meshes

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims

1. The marine culture tail water suspended matter removing device comprises a device main body provided with a water inlet and a water outlet, wherein a containing cavity is formed in the device main body, and the water inlet and the water outlet are both communicated with the containing cavity; each filter component is provided with a plurality of meshes, and the sizes of the meshes of the filter components are increased from top to bottom;

2. The mariculture tail water suspension removal device of claim 1, wherein each filter element comprises a frame-shaped support, and filter gauze is wrapped outside the support.

3. A mariculture tail water suspension removal device according to claim 1, wherein a side face of the device body is provided with an opening communicating with the accommodation chamber, and a plurality of the filter members are detachably provided in the accommodation chamber through the opening.

4. A mariculture tail water suspension removal device according to claim 3, wherein the device body is any one of a rectangular parallelepiped, cylindrical or elliptical cylindrical shape;

5. A mariculture tail water suspension removal device according to claim 4, wherein support rails are provided on the inner sides of the opposite side walls of the device body, respectively, and the filter element is provided on the support rails and/or the filter element slides along the support rails.

6. A mariculture tail water suspension removal device according to claim 5, wherein the support rail is arranged obliquely and/or horizontally in the device body.

7. The device for removing suspended solids from mariculture tail water according to claim 1, wherein the cleaning system further comprises a drain port correspondingly arranged at one end of the filtering component, the drain port is connected with the suspended solids collecting component through a drain pipe, and a drain valve is further arranged on the drain pipe.

8. The mariculture tail water suspension removal device of claim 7, wherein the suspension collection member is disposed below the filter member or the suspension collection member is disposed outside the device body.

9. The mariculture tail water suspension removal device of claim 1, wherein the plurality of cleaning nozzles are all multi-directional rotatable cleaning nozzles.