CN110117138A - A kind of aquaculture wastewater circulating filtration processing unit - Google Patents

Abstract

The invention discloses a circulating filtration treatment device for aquaculture sewage, which comprises a physical filter box (1) and a biochemical filter box (2), and a drive is arranged between the physical filter box (1) and the biochemical filter box (2). The device; the physical filter box (1) is a rectangular box-shaped structure as a whole, and the interior of the physical filter box (1) is divided into a sedimentation chamber (a) and a diversion chamber (a) by a vertically fixed first partition (3). b), a rain shower plate (4) is sealed and installed on the upper top surface of the guide chamber (b), and a plurality of guide holes (5) are formed through the rain shower plate (4). The invention has a simple structure, and can effectively circulate and filter out impurities in the water body and substances toxic to fish such as ammonia and nitrous acid by means of physical purification and biochemical purification.

Description

A kind of aquaculture sewage circulating filtration treatment device

technical field

The invention relates to the technical field related to aquaculture, in particular to a circulating filtration treatment device for aquaculture sewage.

Background technique

With the gradual promotion and development of freshwater aquaculture in my country, its economic value is directly related to the feeding density of fry. The main factors of breeding density are the amount of dissolved oxygen in the water and the impurities and ammonia and nitrous acid produced by the fish during the activity. Nitric acid is highly toxic to freshwater fish. In severe cases, it will cause the entire fish pond to turn over, and the entire fish pond will almost lose its money.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a circulating filtration treatment device for aquaculture sewage, which can effectively solve the problems existing in the background technology.

In order to solve the problems existing in the background technology, it includes a physical filter box 1 and a biochemical filter box 2, and a driving device is arranged between the physical filter box 1 and the biochemical filter box 2;

The physical filter box 1 is a rectangular box-shaped structure as a whole. The interior of the physical filter box 1 is divided into a sedimentation chamber a and a guide chamber b by a vertically fixed first partition 3. The upper top of the guide chamber b is A rain shower plate 4 is sealed and installed on the surface, and a plurality of guide holes 5 are formed through the rain shower plate 4;

The described biochemical filter box 2 is a rectangular box-shaped structure as a whole, and the interior of the biochemical filter box 2 is provided with several biochemical filter rooms 6 equidistantly separated by several second partitions 7, and each adjacent two The second partitions 7 are alternately fixed on the upper and lower ends of the biochemical filter box 2, each biochemical filter room 6 is provided with ceramsite fillers, and the bottom of each biochemical filter room 6 is placed with air stones 9;

A submersible pump is installed inside the biochemical filter box 2, and a filtered water drain pipe 10 is installed at the water outlet of the submersible pump, and the end of the filtered water drain pipe 10 extends outward from the biochemical filter box 2. A water inlet pipe 11 communicated with the inside of the chamber a is installed on the top of the chamber a;

The driving device includes a double output shaft motor assembly 12, and the two output shaft ends of the double output shaft motor assembly 12 are respectively installed with a physical filter device and a bucket lifting device 8; The drive sprocket 13 at the output shaft end of the output shaft motor assembly 12 is located in the filter pipe 14 as a whole. The diversion pipeline 15 and the flushing pipeline 16; the diversion pipeline 15 is fixedly arranged at the outer side of the diversion chamber b, and two diversion tubes 17 communicating with the interior thereof are installed at the outer side of the diversion chamber b. The end of the guide pipe 17 extends into the guide pipe 15, and a downspout pipe 18 communicated with the filter pipe 14 is fixedly installed below the guide pipe 15; one side of the washing pipe 16 is installed with several high pressure Pipe 19, each high-pressure pipe 19 is equipped with a nozzle 20, the end of the high-pressure pipe 19 extends out of the washing pipe 16 and is connected to the high-pressure hard plastic pipe, and a sewage main 21 communicated with it is installed below the washing pipe 16. ; The bucket lifting device 8 is vertically arranged on one side of the sedimentation chamber a, and the upper outlet of the bucket lifting device 8 is communicated with the sewage main pipe 21 through the sewage pipe 22, and the lower end inlet of the bucket lifting device 8 is installed with it. Internally communicated sewage inlet pipe 23, the end of the sewage inlet pipe 23 is communicated with the sewage main pipe 21, and the middle part of the sewage main pipe 21 is installed with a sewage flange pipe 24 communicated with the inside thereof.

A filtered water inlet pipe 25 is installed at the end of the biochemical filter box 2 opposite to the filtered water drain pipe 10 , and the end of the filtered water inlet pipe 25 communicates with the bottom of the downpipe 18 .

The filter pipe 14 is provided with a filter cotton sliver 26 arranged along its length direction, and a rubber belt 27 that can be engaged with the driving sprocket 13 is fixed in the middle of the inner side of the filter cotton sliver 26 .

Owing to adopting the above technical scheme, the present invention has the following beneficial effects: the structure is simple, and the impurities in the water body, ammonia and nitrous acid, etc., which are toxic to fish, can be effectively filtered out by means of physical purification and biochemical purification.

Description of drawings

In order to illustrate the present invention more clearly, the embodiments will be briefly introduced below with reference to the accompanying drawings.

Fig. 1 is the exploded structure schematic diagram of the present invention;

Fig. 2 is the structural representation of filtering pipeline in the present invention;

FIG. 3 is a schematic view of the structure of the filter sliver in the present invention.

Detailed ways

In order to make the technical means, creative features, goals and effects realized by the present invention easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

1-3, this embodiment includes a physical filter box 1 and a biochemical filter box 2, and a drive device is provided between the physical filter box 1 and the biochemical filter box 2;

The physical filter box 1 is a rectangular box-shaped structure as a whole. The interior of the physical filter box 1 is divided into a sedimentation chamber a and a guide chamber b by a vertically fixed first partition 3. The upper top of the guide chamber b is A rain shower plate 4 is sealed and installed on the surface, and a plurality of guide holes 5 are formed through the rain shower plate 4;

The described biochemical filter box 2 is a rectangular box-shaped structure as a whole, and the interior of the biochemical filter box 2 is provided with several biochemical filter rooms 6 equidistantly separated by several second partitions 7, and each adjacent two The second partitions 7 are alternately fixed on the upper and lower ends of the biochemical filter box 2, each biochemical filter room 6 is provided with ceramsite fillers, and the bottom of each biochemical filter room 6 is placed with air stones 9;

A submersible pump is installed inside the biochemical filter box 2, and a filtered water drain pipe 10 is installed at the water outlet of the submersible pump, and the end of the filtered water drain pipe 10 extends outward from the biochemical filter box 2. A water inlet pipe 11 communicated with the inside of the chamber a is installed on the top of the chamber a;

The driving device includes a double output shaft motor assembly 12, and the two output shaft ends of the double output shaft motor assembly 12 are respectively installed with a physical filter device and a bucket lifting device 8; The drive sprocket 13 at the output shaft end of the output shaft motor assembly 12 is located in the filter pipe 14 as a whole. The diversion pipeline 15 and the flushing pipeline 16; the diversion pipeline 15 is fixedly arranged at the outer side of the diversion chamber b, and two diversion tubes 17 communicating with the interior thereof are installed at the outer side of the diversion chamber b. The end of the guide pipe 17 extends into the guide pipe 15, and a downspout pipe 18 communicated with the filter pipe 14 is fixedly installed below the guide pipe 15; one side of the washing pipe 16 is installed with several high pressure Pipe 19, each high-pressure pipe 19 is equipped with a nozzle 20, the end of the high-pressure pipe 19 extends out of the washing pipe 16 and is connected to the high-pressure hard plastic pipe, and a sewage main 21 communicated with it is installed below the washing pipe 16. ; The bucket lifting device 8 is vertically arranged on one side of the sedimentation chamber a, and the upper outlet of the bucket lifting device 8 is communicated with the sewage main pipe 21 through the sewage pipe 22, and the lower end inlet of the bucket lifting device 8 is installed with it. Internally communicated sewage inlet pipe 23, the end of the sewage inlet pipe 23 is communicated with the sewage main pipe 21, and the middle part of the sewage main pipe 21 is installed with a sewage flange pipe 24 communicated with the inside thereof.

A filtered water inlet pipe 25 is installed at the end of the biochemical filter box 2 opposite to the filtered water drain pipe 10 , and the end of the filtered water inlet pipe 25 communicates with the bottom of the downpipe 18 .

The filter pipe 14 is provided with a filter cotton sliver 26 arranged along its length direction, and a rubber belt 27 that can be engaged with the driving sprocket 13 is fixed in the middle of the inner side of the filter cotton sliver 26 .

Example 2

First, connect the water inlet pipe 11 to the submersible pump installed in the fish pond, connect the high-pressure pipe 19 to the high-pressure water pump through the high-pressure hard plastic pipe, then connect the filtered water drainage pipe 10 back to the fish pond through a hose, and finally discharge the sewage The flange pipe 24 is connected to the sewage sewer through a hose;

When in use, start the high-pressure water pump, the dual output shaft motor assembly 12 and the submersible pump in the fish pond in sequence. It should be noted that the nitrifying bacteria are aerobic bacteria, so the air pump connected to the air stone 9 is in a state of continuous open all year round. To maintain the vitality of nitrifying bacteria;

After the high-pressure water pump is started, the clean water pumped out cleans the filter cotton sliver 26 through the high-pressure hard plastic tube and the high-pressure pipeline 19 using the nozzle 20;

After the double output shaft motor assembly 12 is started, the physical filter device and the bucket lifting device 8 are driven respectively;

After the submersible pump in the fish pond is started, the water in the fish pond is continuously pumped into the sedimentation chamber a for the first round of sedimentation and filtration, and the water body located last time overflows the first partition 3 through the diversion hole. 5 Enter into the diversion chamber b, and the water entering the diversion chamber b overflows into the diversion pipeline 15 through the diversion pipe 17. For further physical filtration, the water body flows into the biochemical filtration room 6 through the filtration water inlet pipe 25 after being filtered by the filter cotton sliver 26, because the interior of the biochemical filter box 2 is provided with several second partitions 7 equidistantly separated. For several biochemical filter rooms 6, each adjacent two second partitions 7 are alternately fixed on the upper and lower ends of the biochemical filter box 2, and the water body uses the ceramsite filler in the process of gradually passing through each biochemical filter room 6. The nitrifying bacteria purify the ammonia and nitrous acid and other substances that are toxic to fish;

After the bucket lifter 8 is started, the impurities deposited in the sedimentation chamber a together with the polluted water are lifted out, and then flow into the sewage main pipe 21 through the sewage pipeline 22 and finally discharged.

In this embodiment, uninterrupted filtration and purification operations can be realized all the year round, and the filtration and purification operations of water bodies have obvious effects, which is beneficial to increase the breeding density and improve the related income of farmers or breeding enterprises.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be The technical solutions described in the foregoing embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (3)

1. a culturing sewage circulating filtration treatment device is characterized in that it comprises a physical filter box (1) and a biochemical filter box (2), and is provided with between the described physical filter box (1) and the biochemical filter box (2). drive device; The physical filter box (1) is a rectangular box-shaped structure as a whole, and the interior of the physical filter box (1) is divided into a sedimentation chamber (a) and a guide chamber (b) by a vertically fixed first partition (3). , a rain shower plate (4) is sealed and installed on the upper top surface of the guide chamber (b), and a plurality of guide holes (5) are formed through the rain shower plate (4); The biochemical filter box (2) has a rectangular box-shaped structure as a whole, and the biochemical filter box (2) is provided with several biochemical filter rooms (6) equidistantly separated by several second partitions (7). ), each adjacent two second partitions (7) are alternately fixed on the upper and lower ends of the biochemical filter box (2), each biochemical filter room (6) is provided with ceramsite filler, and each biochemical filter room The bottom of (6) is placed with air stone (9); A submersible pump is installed inside the biochemical filter box (2), a water outlet end of the submersible pump is installed with a filtered water drain pipe (10), and the end of the filtered water drain pipe (10) extends outward for biochemical filtration a box (2), a water inlet pipe (11) communicating with the inside of the sedimentation chamber (a) is installed on the top; The drive device includes a dual output shaft motor assembly (12), and a physical filter device and a bucket lifting device (8) are respectively installed on two output shaft ends of the dual output shaft motor assembly (12); The filter device comprises a drive sprocket (13) mounted on the output shaft end of the double output shaft motor assembly (12), the drive sprocket (13) is located in a filter pipe (14) as a whole, and the filter pipe (14) is Z as a whole A zigzag structure, the two ends of the filter pipe (14) are respectively fixedly installed with a guide pipe (15) and a flushing pipe (16) communicating with it; the guide pipe (15) is fixedly arranged in the guide chamber (b) At the outer side, two guide pipes (17) communicating with the inside of the guide chamber (b) are installed on the outside side, and the ends of the guide pipes (17) extend into the guide pipe (15) , a downpipe (18) communicated with the filter pipe (14) is fixedly installed below the diversion pipe (15); a number of high-pressure pipes (19) are installed on one side of the washing pipe (16), each high-pressure pipe Nozzles (20) are installed on the pipes (19), the ends of the high-pressure pipes (19) extend out of the washing pipes (16) to be connected with the high-pressure hard plastic pipes, and the washing pipes (16) are installed below the washing pipes (16) and communicate with them. The sewage main pipe (21); the bucket lifting device (8) is vertically arranged on one side of the sedimentation chamber (a), and the upper outlet of the bucket lifting device (8) passes through the sewage discharge pipe (22) and the sewage main pipe (21) The inlet of the lower end of the bucket lifting device (8) is installed with a sewage inlet pipe (23) that communicates with its interior, and the end of the sewage inlet pipe (23) is communicated with the sewage main pipe (21). The middle part of the sewage main pipe (21) is installed with a sewage flange pipe (24) which communicates with the inside thereof. 2. a kind of aquaculture sewage circulating filtration treatment device according to claim 1 is characterized in that the end of the opposite end of the biochemical filter box (2) and the filtered water drainage pipe (10) is provided with a filtered water inlet pipe (25). ), the end of the filtered water inlet pipe (25) is communicated with the bottom of the downspout pipe (18). 3. a kind of aquaculture sewage circulating filtration treatment device according to claim 1, is characterized in that in described filter pipe (14) is provided with the filter cotton sliver (26) arranged along its length direction, described filter cotton (26) 26) The middle part of the inner side surface is fixed with a rubber belt (27) which can be engaged with the driving sprocket (13).