CN210795968U - Sewage treatment equipment for shrimp culture - Google Patents

Abstract

The utility model provides a sewage treatment device for shrimp culture, which comprises a precipitation tank, wherein a first filter chamber is fixedly arranged on the left side surface of the precipitation tank, the left side surface of the first filter chamber is connected with a cylinder through an auxiliary support, a first filter screen is fixedly arranged at the right end part of the cylinder, the right lower end part of the precipitation tank is connected with a second filter chamber through a first connecting pipe, the upper end surface of the second filter chamber is movably inserted with a connecting frame, the right lower end part of the second filter chamber is connected with a culture pond through a second connecting pipe, circulating pipes are fixedly inserted at the lower end parts of the first connecting pipe and the second connecting pipe, a limiting plate is movably inserted at the left side of the upper end surface of the precipitation tank, a movable scraper blade is fixedly arranged at the lower end part of the limiting plate, and the sewage treatment device for shrimp culture can increase the cleanliness of sewage through the first, the safety of shrimp culture is improved.

Description

Sewage treatment equipment for shrimp farming

technical field

The utility model belongs to the technical field of shrimp culture, in particular to a sewage treatment equipment for shrimp culture.

Background technique

Shrimp is a long-bodied animal that lives in water. It belongs to arthropod crustaceans. There are many types, including blue shrimp, river shrimp, grass shrimp, crayfish, prawn, prawn, jiwei shrimp, pipa shrimp, lobster and so on. Shrimp has high dietary value and is used as a Chinese herbal medicine. At present, in the process of shrimp farming, aquaculture sewage will inevitably be produced. These sewage contain harmful substances such as shrimp bait and feces. will cause serious environmental pollution. And because a large amount of foam and floating impurities are often generated in the breeding sewage, the existing sewage treatment equipment for shrimp breeding does not remove the foam impurities in the breeding sewage in advance. The existence of these foam and floating impurities will slow down the filtration. , affecting the efficiency of sewage treatment. To this end, we propose a sewage treatment equipment for shrimp farming.

Utility model content

In order to solve the above deficiencies of the prior art, the utility model proposes a sewage treatment equipment for shrimp breeding.

The technical scheme of the present utility model is realized in this way:

A sewage treatment equipment for shrimp farming, comprising a sedimentation tank, a first filter cavity is fixedly installed on the left side of the sedimentation tank, a cylinder is connected to the left side of the first filter cavity through an auxiliary support, and the right end of the cylinder is A first filter screen is fixedly installed at the bottom of the settling tank, a second filter cavity is connected to the lower right end of the sedimentation tank through a first connecting pipe, the upper end of the second filter screen cavity is connected to a limit block by a screw thread, and the second filter cavity is The end face is movably plugged with a connection frame, the lower end of the connection frame is provided with a second filter screen, and the lower right end of the second filter cavity is connected with a culture pond through a second connection pipe, and the first connection pipe and the second connection are connected. The lower end of the pipe is fixedly plugged with a circulation pipe. The circulation pipe is provided with a third control valve and a circulation pump in sequence from left to right. A movable scraper is fixedly installed at the lower end of the plate, and a return spring is provided at the connection between the movable scraper and the limit plate.

Preferably, a first limiting groove is opened on the right side of the inner cavity of the sedimentation tank, and a first filter screen is movably connected in the first limiting groove.

Preferably, the opposite surface of the first limiting groove is provided with a second limiting groove, and a movable scraper is movably connected in the second limiting groove.

Preferably, the right ends of the first connecting pipe and the second connecting pipe are respectively provided with a first control valve and a second control valve.

Preferably, the bottom surface of the inner cavity of the second filter cavity is an inclined surface inclined to the right.

Preferably, the second filter screen includes an activated carbon adsorption layer, a microorganism filtering layer and a nitrogen treatment layer, and the activated carbon adsorption layer, the microorganism filtering layer and the nitrogen treatment layer are arranged in sequence from top to bottom.

Compared with the prior art, the beneficial effect of the present utility model is that: the sewage treatment equipment for shrimp breeding, by setting the first filter cavity, the second filter cavity, the sedimentation tank, the first filter screen and the movable scraper structure, The first filter screen and the second filter screen can remove the foam, floating impurities and microorganisms in the water for shrimp farming, and under the action of the cylinder, the first filter screen can touch the movable scraper from left to right. The filtered impurities on the first filter screen are quickly processed into the first filter cavity, so that the first filter screen can maintain the cleanliness, and the filtering effect of the first filter screen is improved; , Under the action of the circulating pump, the sewage entering the second filter chamber is filtered for many times to reduce the microorganisms and nitrogen in the sewage, and improve the safety of shrimp farming.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the partial main sectional view of the structure of the utility model;

Fig. 2 is a partial top view of the utility model;

Fig. 3 is a side sectional view of the sedimentation tank of the structure of the utility model.

In the figure: 1, sedimentation tank; 2, the first filter chamber; 3, auxiliary support; 4, cylinder; 5, the first limit slot; 6, the first filter screen; 7, limit plate; 8, the first 9. The second filter cavity; 10. The first control valve; 11. The second limit groove; 12, the connecting frame; 13, the second filter screen; 14, the limit block; 15, the second connecting pipe; 16. The second control valve; 17. The breeding tank; 18. The circulation pipe; 19. The circulation pump; 20. The third control valve; 21. The movable scraper; 22. The return spring.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-3: a kind of sewage treatment equipment for shrimp farming, including a sedimentation tank 1, the cross-section of the sedimentation tank 1 is square, and a sludge outlet is provided at the lower left end of the sedimentation tank 1, and the sedimentation tank 1 A first filter chamber 2 is fixedly installed on the left side. The sedimentation tank 1 and the first filter chamber 2 can be fixedly welded. The width of the first filter chamber 2 is greater than the width of the sedimentation tank 1. A cylinder 4 is connected to the left side of the filter chamber 2 through an auxiliary support 3. The model of the cylinder 4 is CDJ2B6-20-S (CHSER). The piston rod of the cylinder 4 is movably inserted into the upper end of the first filter chamber 2. A first filter screen 6 is fixedly installed at the right end of the cylinder 4, and a piston rod is provided at the right end of the cylinder 4. The piston rod is connected with the first filter screen 6 through a nut, and the left end of the first filter screen 6 is fixed. A nut is welded, the right end of the piston rod is connected with the nut through a thread, a first limit groove 5 is opened on the right side of the inner cavity of the sedimentation tank 1, and a first filter screen is movably connected in the first limit groove 5 6. The first filter screen 6 is square, and the right end of the first filter screen 6 is movably inserted into the first limit slot 5, and the first limit slot 5 is in communication with the side section of the first filter screen 6. The lower right end of the sedimentation tank 1 is connected with a second filter cavity 9 through the first connecting pipe 8 , and the bottom surface of the inner cavity of the second filter cavity 9 is an inclined surface inclined to the right. By setting the bottom surface of the inner cavity of the second filter cavity 9 to be an inclined surface inclined to the right, the automatic transmission of sewage can be facilitated. The connecting frame 12 is movably inserted, and the lower end face of the limiting block 14 is movably fitted with the upper end face of the connecting frame 12 . To be more stable, the lower end of the connecting frame 12 is provided with a second filter screen 13, the lower end surface of the inner cavity of the connecting frame 12 is embedded with a second filter screen 13, and the second filter screen 13 can be connected to the connecting frame 12 through threads. The connection can also be fixedly connected with the connection frame 12 by welding. The second filter screen 13 includes an activated carbon adsorption layer, a microbial filter layer and a nitrogen treatment layer. The activated carbon adsorption layer, the filtration microorganism layer and the nitrogen treatment layer Set up and down. The lower right end of the second filter cavity 9 is connected to the cultivation pond 17 through the second connecting pipe 15, and the lower ends of the first connecting pipe 8 and the second connecting pipe 15 are fixedly inserted with a circulation pipe 18. The circulation pipe 18 is connected with the first connecting pipe 8 and the second connecting pipe 15 by means of fixed insertion. Through the setting of the circulating pipe 18, the microorganisms, nitrogen and impurities in the sewage can be filtered repeatedly according to the needs, which improves the efficiency of the sewage. For the effect of purification, the right ends of the first connecting pipe 8 and the second connecting pipe 15 are respectively provided with a first control valve 10 and a second control valve 16 . The first control valve 10 and the second control valve 16 are both butterfly valves, and their model is Z45X-16 (Nanjing Crown Mark), and the circulation pipe 18 is provided with a third control valve 20 and a circulation pump sequentially from left to right. 19. The model of the circulating pump 19 is 25SGR2.5-15 (Limbo). By setting the structure of the second filter screen 13, the circulating pump 19 and the circulating pipe 18, under the action of the circulating pump 19, it enters the second filter cavity by The sewage of 9 is filtered many times to reduce the microorganisms and nitrogen in the sewage, and improve the safety of shrimp farming. The left side of the upper end face of the sedimentation tank 1 is movably plugged with a limit plate 7, and the lower end of the limit plate 7 is fixedly installed There is a movable scraper 21, the lower end of the movable scraper 21 is provided with scraping teeth, the opposite surface of the first limit groove 5 is provided with a second limit groove 11, and the second limit groove 11 is movably connected with a The movable scraper 21, and the second limit groove 11 is in the shape of "H", the movable scraper 21 is inserted into the second limit groove 11 from the upper left end of the sedimentation tank 1 downward, and the movable scraper 21 A return spring 22 is provided at the connection with the limiting plate 7 . Due to the reset action of the reset spring 22, in the initial state, the movable scraper 21 can be placed at the lower end of the second limiting groove 11. When it is necessary to remove the floating objects and foam on the first filter screen 6, manually remove the movable scraper 21. The scraper 21 is pulled upward. At this time, the return spring 22 is stretched. Under the action of the air cylinder 4, the first filter screen 6 moves from right to left into the first filter chamber 2, loosening the limit plate 7, and also through the air cylinder 4 The first filter screen 6 moves from left to right, and the floating objects and foam on the first filter screen 6 are quickly cleaned into the first filter cavity 2 by the movable scraper 21, so that the first filter screen 6 is kept clean. degree, which improves the filtering effect of the first filter screen 6.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the scope of protection of the present invention.

Claims (6)

1. Sewage treatment equipment for shrimp breeding, characterized in that: comprising a sedimentation tank (1), the left side of the sedimentation tank (1) is fixedly installed with a first filter cavity (2), the first filter cavity (2) A cylinder (4) is connected to the left side through an auxiliary support (3), a first filter screen (6) is fixedly installed at the right end of the cylinder (4), and the lower right end of the sedimentation tank (1) passes through The first connecting pipe (8) is connected with a second filter cavity (9), the upper end of the second filter cavity (9) is connected with a limiting block (14) by a thread, and the upper end surface of the second filter cavity (9) is movably inserted A connecting frame (12) is connected, the lower end of the connecting frame (12) is provided with a second filter screen (13), and the lower right end of the second filter cavity (9) is connected with a cultured via a second connecting pipe (15). Pool (17), the lower ends of the first connecting pipe (8) and the second connecting pipe (15) are fixedly inserted with a circulation pipe (18), and the circulation pipe (18) is provided with sequentially from left to right The third control valve (20) and the circulating pump (19), the left side of the upper end face of the sedimentation tank (1) is movably plugged with a limit plate (7), and the lower end of the limit plate (7) is fixedly installed with a movable scraper The plate (21) is provided with a return spring (22) at the connection between the movable scraper (21) and the limit plate (7). 2. Sewage treatment equipment for shrimp breeding according to claim 1, characterized in that: a first limit groove (5) is opened on the right side of the inner cavity of the sedimentation tank, and the first limit groove (5) The inner active connection is provided with a first filter screen (6). 3. The sewage treatment equipment for shrimp farming according to claim 2, characterized in that: the opposite surface of the first limiting groove (5) is provided with a second limiting groove (11), and the second limiting groove (5) is provided with a second limiting groove (11). A movable scraper (21) is movably connected in the groove (11). 4. The sewage treatment equipment for shrimp farming according to claim 1, wherein the first control valve (10) is respectively provided at the right end of the first connecting pipe (8) and the second connecting pipe (15). and the second control valve (16). 5 . The sewage treatment equipment for shrimp farming according to claim 1 , wherein the bottom surface of the inner cavity of the second filter cavity (9) is an inclined surface inclined to the right. 6 . 6. The sewage treatment equipment for shrimp breeding according to claim 1, wherein the second filter screen (13) comprises an activated carbon adsorption layer, a filtering microorganism layer and a nitrogen treatment layer, and the activated carbon adsorption layer, the filtering The microorganism layer and the nitrogen treatment layer are arranged in order from top to bottom.

Images