Fish and shrimp excrement separating device

Abstract

The utility model relates to a fish and shrimp excrement separating device which comprises a machine shell, a fixed disc, a rotating disc and a main conveying piece. Sewage flows to a position right above a rotating disc, a driving mechanism drives the rotating disc to start rotating, the sewage flows to the rotating disc, fish excrement and residual bait in the sewage are driven to one side of a scraping plate through the rotating disc in a rotating state, a belt pulley is driven to start rotating, and the belt pulley drives a first belt for conveying; the first belt drives the brush to conduct conveying, the brush brushes fish excrement and residual bait retained on one side of the scraping plate, the lower belt body of the first belt and the rotating disc are arranged in parallel, the brush drives the fish excrement and the residual bait to be scraped into the collecting frame, and then fish pond water cleaning is completed. The cleaned fishpond water flows back to the fishpond through the water leakage hopper, the actions are repeated, and the structure can complete online treatment of wastewater generated by fishpond culture.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of aquaculture sewage treatment, and particularly relates to a fish and shrimp excrement separation device. BACKGROUND

[0002] Fish excrement and leftover feed gather in the pond water, providing abundant nutrients for harmful bacteria, leading to their massive reproduction. These harmful bacteria can cause the following problems:

[0003] Water quality deterioration: massive bacterial reproduction consumes oxygen in the water, leading to water quality deterioration, affecting the growth and survival of fish and shrimp.

[0004] Disease transmission: harmful bacteria can cause diseases in fish and shrimp, such as bacterial infection, parasitic infection, etc., and in severe cases, even lead to the death of fish and shrimp.

[0005] Immune system damage: long-term living in an environment with harmful bacteria breeding, the immune system of fish and shrimp may be damaged, with decreased resistance and more susceptible to disease.

[0006] Growth inhibition: water quality deterioration and disease infection affect the growth rate of fish and shrimp, reducing the breeding benefit.

[0007] To reduce these problems, the existing technology usually directly discharges the wastewater generated by pond culture, and replaces new pond water, which inevitably causes water resource waste and increases the cost of breeding. Therefore, there is an urgent need for a device to treat the wastewater generated by pond culture, so that the pond wastewater can be used multiple times. SUMMARY

[0008] The main purpose of the utility model is to provide a fish and shrimp excrement separation device to solve the problem of existing wastewater generated by pond culture being directly discharged without treatment, replacing new pond water, which inevitably causes water resource waste and increases the cost of breeding.

[0009] To achieve the above purpose, the utility model provides a fish and shrimp excrement separation device, which comprises a casing, a fixed disc, a rotating disc, and a main conveying part.

[0010] The top of the casing is an open structure, and the bottom is connected to a water leakage hopper.

[0011] The fixed disc is located at the open structure, and the lower side wall of the fixed disc is fixedly provided with a scraper along its radial direction.

[0012] The rotating disc is attached to the scraper and is rotationally arranged on the inner bottom wall of the casing. The rotating disc is located directly below the fixed disc and is coaxially arranged with the fixed disc. The rotating disc is connected to a driving mechanism for driving the rotation thereof.

[0013] The water inlet pipe passes through the fixed disc and is located directly above the rotating disc.

[0014] The first belt is sleeved on the plurality of pulleys.

[0015] The plurality of brushes are arranged on the first belt in an interval manner.

[0016] The lower belt body of the first belt is located at one side of the scraper.

[0017] The brush can contact the rotating disc.

[0018] The bottom wall of the collecting frame is inclined.

[0019] The collecting pool is rotationally provided with a first rotating shaft.

[0020] One side of the collecting pool is provided with a drainage groove.

[0021] The driving mechanism comprises a conveying belt.

[0022] One end of the first rotating shaft is fixedly connected with a first roller.

[0023] The number of the pulleys is three.

[0024] The cabinet, the fixing disc and the rotating disc are made of acrylic material.

[0025] The above-mentioned scheme has the following advantages:

[0026] The water inlet end of the water inlet pipe is inserted into the fishpond, the water pump and the driving mechanism are started to work, the water pump drives the sewage to be conveyed in the water inlet pipe, the sewage flows to the position directly above the rotating disc, the driving mechanism drives the rotating disc to start rotating, the sewage flows to the rotating disc, the fish excrement and residual feed in the sewage are driven to one side of the scraper by the rotating rotating disc, a belt pulley is driven to start rotating, the first belt is conveyed by the belt pulley, the first belt conveys the brush, the brush brushes the fish excrement and residual feed accumulated on one side of the scraper, the lower belt body of the first belt is arranged in parallel with the rotating disc, so that the brush drives the fish excrement and residual feed to be scraped into the collecting frame, and the fishpond water after cleaning is flowed back to the fishpond through the water leakage hopper, the above-mentioned action is repeated, and the on-line treatment of the wastewater generated in fishpond breeding can be completed through the structure. BRIEF DESCRIPTION OF DRAWINGS

[0027] The utility model will be explained in further detail below in combination with the drawings and specific embodiments.

[0028] Figure 1 is the three-dimensional structure schematic diagram of the first perspective of the utility model;

[0029] Figure 2 is Figure 1 the structure schematic diagram of the section state.

[0030] EXPLANATION OF REFERENCE NUMERALS

[0031] 11, shell, 20, fixed disc, 21, scraper, 32, rotating disc, 40, water inlet pipe, 52, main conveying part, 53, support, 54, first belt, 55, belt pulley, 540, brush, 56, cleaning plate, 60, first connecting shaft, 90, collecting frame, 91, collecting pool, 92, first rotating shaft, 93, arc plate, 94, first roller, 94, second roller, 95, conveying belt. DETAILED DESCRIPTION

[0032] The technical scheme in the utility model embodiment is clearly and completely described below in combination with the drawings in the utility model embodiment. In the following description, a large number of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and those skilled in the art can make similar generalization without departing from the connotation of the utility model, therefore, the utility model is not limited by the following disclosed specific embodiments.

[0033] Embodiment:

[0034] As Figure 1 , Figure 2As shown, the fish and shrimp excrement separation device provided by the embodiment includes a casing 11, a fixed disc 20, a rotating disc 32 and a main conveying member 52. The top of the casing 11 is of an open structure, and the bottom is communicated with a water leakage hopper. The fixed disc 20 is located at the open structure, and a scraper 21 is fixedly arranged on the lower side wall of the fixed disc 20 in the radial direction. The rotating disc 32 is attached to the scraper 21 and is rotatably arranged on the inner bottom wall of the casing 11. The rotating disc 32 is located directly below the fixed disc 20 and coaxially arranged with the fixed disc 20. The rotating disc 32 is connected to a driving mechanism (not shown) for driving the rotating disc 32 to rotate. The driving mechanism is of the prior art, and thus will not be described in detail. The driving mechanism can be a motor. The output shaft of the motor is coaxially connected to the rotating disc 32, and the motor base is fixedly connected to the casing. A water inlet pipe 40 penetrates through the fixed disc 20 and is located directly above the rotating disc 32. The main conveying member 52 includes a support 53 and a first belt 54. The support 53 is fixedly arranged on the fixed disc 20. A plurality of belt pulleys 55 are rotatably arranged on the support 53. The first belt 54 is sleeved on the plurality of belt pulleys 55. The plurality of brushes 540 are arranged on the first belt 54 in a spaced manner. The lower belt body of the first belt 54 is parallel to the rotating disc 32. The lower belt body of the first belt 54 is located on one side of the scraper 21. The conveying tail end of the first belt 54 is provided with a collecting frame 90. The collecting frame 90 is fixedly connected to the support 53 of the main conveying member 52. The brushes 540 can contact the rotating disc 32.

[0035] The water inlet end of the water inlet pipe 40 is inserted into the fishpond. A water pump is arranged on the water inlet pipe 40. The water pump and the driving mechanism are driven to start working. The water pump drives the sewage to be conveyed in the water inlet pipe 40. The sewage flows to the position directly above the rotating disc 32. The driving mechanism drives the rotating disc 32 to start rotating. The sewage flows to the rotating disc 32. The fish excrement and residual feed in the sewage are driven to one side of the scraper 21 by the rotating disc 32 in the rotating state. One of the belt pulleys 55 is driven to start rotating. It is further explained that any one of the belt pulleys 55 can be connected to another motor. The output shaft of the motor is connected to any one of the belt pulleys 55. The base is fixedly arranged on the support 53. The other motor is of the prior art, and thus will not be described in detail. The belt pulleys 55 drive the first belt 54 to convey. The first belt 54 drives the brushes 540 to convey. The brushes 540 brush the fish excrement and residual feed retained on one side of the scraper 21. The lower belt body of the first belt 54 is parallel to the rotating disc 32, so that the brushes 540 scrape the fish excrement and residual feed to the collecting frame 90, thereby completing the fishpond water cleaning. The fishpond water after cleaning is flowed back to the fishpond through the water leakage hopper. The above-mentioned operation is repeated. The structure can complete the online treatment of the wastewater generated by the fishpond breeding.

[0036] A cleaning plate 56 is fixedly arranged on the support 53. The movement track of the brushes 540 passes through the cleaning plate 56. The fish excrement and residual feed which are not easy to fall by themselves are separated from the brushes 540 by hitting the cleaning plate 56.

[0037] The bottom wall of the collecting frame 90 is inclinedly arranged, and the bottom of the collecting frame 90 forms a collecting pool 91. The collecting pool 91 is rotationally arranged with a first rotating shaft 92, the first rotating shaft 92 is circumferentially arranged with a plurality of arc-shaped plates 93, and the first rotating shaft 92 is connected with a driving mechanism. One side of the collecting pool 91 is arranged with a drainage groove (not shown), and the other side of the collecting pool 91 is arranged with a drainage pipe (not shown), and the bottom end of the drainage pipe is communicated with a solid-liquid separation device (not shown). The driving mechanism comprises a conveying belt. One end of the first rotating shaft 92 is fixedly connected with a first roller 94, one belt pulley 55 of the main conveying member 52 is fixedly connected with a second roller 94, and the first roller 94 and the second roller 94 are sleeved with a conveying belt 95. The number of the belt pulleys 55 is three, and the first belt 54 is sleeved with the three belt pulleys 55. The shell 11, the fixed disc 20 and the rotating disc 32 are all made of acrylic material.

[0038] The brush 540 brushes the fish excrement and residual feed remaining on one side of the scraper 21, the lower belt body of the first belt 54 is arranged in parallel with the rotating disc 32, so that the brush 540 drives the fish excrement and residual feed to be scraped into the collecting frame 90, the bottom wall of the collecting frame 90 is inclinedly arranged, so that the fish excrement and residual feed flow into the collecting pool 91, one end of the first rotating shaft 9292 is fixedly connected with the first roller 94, the belt pulley 55 is fixedly connected with the second roller 94, the first roller 94 and the second roller 94 are sleeved with the conveying belt 95, the belt pulley 55 drives the first rotating shaft 92 through the conveying belt 95, the first rotating shaft 92 drives the arc-shaped plate 93 to rotate, and the arc-shaped plate 93 drives the fish excrement and residual feed to be sent into the drainage pipe in the rotating state, and the fish excrement and residual feed in the drainage pipe flow into the solid-liquid separation device. The solid-liquid separation device adopts the prior art, and thus will not be described in detail. For reference, please refer to CN220779195U, a solid-liquid separation device. The separated excrement and residual feed can be used as organic fertilizer, in addition, the drainage groove has the effect that part of the sewage splashed by the arc-shaped plate 93 in the rotating state is splashed into the inner drainage groove, so that the sewage can be conveniently collected.

[0039] Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

Claims

1. A fish and shrimp waste separation apparatus, characterized by, The utility model relates to a water collecting and separating device, which comprises: a casing, the top of which is open and the bottom of which is connected with a water leakage funnel; a fixed disc, which is arranged at the open top and has a scraper fixed to the lower side wall in the radial direction; a rotating disc, which is in contact with the scraper and is rotatably arranged on the inner bottom wall of the casing, is located directly below the fixed disc and is coaxially arranged with the fixed disc, and is connected with a driving mechanism for driving rotation; a water inlet pipe, which is arranged above the rotating disc through the fixed disc; a main conveying member, which comprises a support and a first belt, the support is fixedly arranged on the fixed disc, a plurality of belt pulleys are rotatably arranged on the support, and the first belt is sleeved on the plurality of belt pulleys; a plurality of brushes, which are arranged on the first belt in an interval manner, and the lower belt body of the first belt is arranged in parallel with the rotating disc; the lower belt body of the first belt is located on one side of the scraper, and a collecting frame is arranged at the tail end of the conveying member, the collecting frame is fixedly connected with the support of the main conveying member, and the brushes can be in contact with the rotating disc.

2. The fish and shrimp waste separation apparatus of claim 1, wherein, a cleaning plate is fixedly arranged on the support, and the movement track of the brushes passes through the cleaning plate.

3. The fish and shrimp waste separation apparatus of claim 1, wherein the bottom wall of the collecting frame is arranged in an inclined manner, and the bottom part forms a collecting pool; a first rotating shaft is rotatably arranged in the collecting pool, a plurality of arc-shaped plates are arranged in the circumferential direction of the first rotating shaft, and the first rotating shaft is connected with a driving mechanism; a drainage groove is arranged on one side of the collecting pool in an inclined manner, a drainage pipe is arranged on the other side of the collecting pool, and the bottom end of the drainage pipe is connected with a solid-liquid separation device.

4. The fish and shrimp waste separation apparatus of claim 3, wherein, the driving mechanism comprises a conveying belt; one end of the first rotating shaft is fixedly connected with a first roller, one belt pulley of the main conveying member is fixedly connected with a second roller, and the first roller and the second roller are sleeved with the conveying belt.

5. The fish and shrimp waste separation apparatus of claim 1, wherein, the number of belt pulleys is three, and the first belt is sleeved on the three belt pulleys.

6. The fish and shrimp waste separation apparatus of claim 1, wherein, the casing, the fixed disc and the rotating disc are all made of acrylic material.

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