Ecological wetland structure for breeding wastewater treatment

Abstract

The utility model discloses an ecological wetland structure for breeding wastewater treatment, which relates to the technical field of breeding wastewater treatment and comprises a reservoir, a filler layer, a soil layer and wetland plants, the filler layer, the soil layer and the wetland plants are sequentially arranged in the reservoir from bottom to top, and a water outlet pipe positioned above the soil layer is fixedly arranged on one side of the top of the reservoir. And a filter screen is fixedly arranged in a water inlet of the water outlet pipe. According to the utility model, through the expansion and contraction of the telescopic piece, the brush hair can be driven to lift to dredge and clean the filter screen, the salvage box can also be driven to lift to gather and salvage garbage such as leaves blocked by the filter screen, and the balancing weight can be used for weighting one end of the salvage box, so that the salvage box is inclined to facilitate gathering of the garbage; and after the fishing box continuously moves upwards, the open end is jacked by the limiting ejector rod to face downwards, so that the fished garbage can be poured into the collecting net barrel, the water outlet rate of the water outlet pipe can be increased by cleaning the filter net, and convenience and practicability are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aquaculture wastewater treatment, in particular to an ecological wetland structure for aquaculture wastewater treatment. BACKGROUND

[0002] China is a big country of aquaculture, with the development of agricultural production mechanization, aquaculture has tended to be large-scale and specialized, and a large amount of aquaculture wastewater is generated by large-scale aquaculture. In order to ecologically manage the aquaculture wastewater, artificial ecological wetlands are usually used to treat the aquaculture wastewater. Artificial wetlands are similar to marshes and are constructed and controlled by humans. Polluted water and sludge are introduced into the wetlands, and the polluted water and sludge are treated by the triple synergistic action of soil, artificial media, plants, and microorganisms in the process of flowing in a certain direction.

[0003] The patent with publication number CN216890515U discloses a wetland device for treating pond aquaculture wastewater, which belongs to the technical field of artificial wetlands. The wetland device includes a foundation, and a water storage tank is formed in the foundation. The wetland device helps microorganisms to adhere to the surface of the microbial adsorption plate, and the microorganisms adsorb and degrade the pollutants in the wastewater, thereby ensuring that the entire wetland has good wastewater treatment function and ensuring that the wastewater is completely filtered and treated, so that the wastewater meets the discharge standard and reduces damage to the surrounding environment.

[0004] According to the related technology described above, the inventors believe that the intercepting filter screen at the outlet pipe is easily blocked by floating debris such as leaves in the water after a long period of use, thereby reducing the water discharge rate of the outlet pipe and affecting normal use. UTILITY MODEL CONTENTS

[0005] The utility model provides an ecological wetland structure for aquaculture wastewater treatment in view of the deficiencies of the prior art, and the specific technical solutions are as follows:

[0006] An ecological wetland structure for aquaculture wastewater treatment includes a water storage tank, a filler layer, a soil layer, and wetland plants arranged in the water storage tank from bottom to top, a water outlet pipe is fixedly arranged on one side of the top of the water storage tank and located above the soil layer, a filter screen is fixedly arranged in the water inlet of the water outlet pipe, a cleaning mechanism for cleaning the filter screen is arranged on the top of the water storage tank, the cleaning mechanism includes an extension piece arranged on the top of the water storage tank, a fishing box rotatably arranged at the bottom of the extension piece and having an open end, and a plurality of bristles fixedly arranged at the bottom of the open end of the fishing box for dredging the filter screen, a counterweight is fixedly arranged at the bottom of the end of the fishing box away from the bristles, and a limiting jack is arranged on the top of the water storage tank for discharging the fishing box by pushing the fishing box upwards and making the open end of the fishing box downward.

[0007] By adopting the technical scheme, the bristles can be lifted to dredge and clean the filter screen, and the fishing box can be lifted to gather and fish the garbage such as leaves blocked by the filter screen, so that the water outlet rate of the water outlet pipe can be improved.

[0008] Optionally, a support frame is fixedly arranged at the bottom of the inner wall of the water storage pool, the filler layer is fixedly arranged at the top of the support frame, a cavity is formed at the gap between the bottom of the water storage pool and the support frame, and a water inlet pipe is fixedly arranged at one side of the bottom of the water storage pool and communicates with the cavity.

[0009] By adopting the technical scheme, when the aquaculture wastewater is injected into the water storage pool through the water inlet pipe, the water level rises with the increase of the injection amount, the aquaculture wastewater is filtered by the filter mechanism such as the filler layer, and is discharged through the water outlet pipe, and the impurities in the aquaculture wastewater are deposited in the cavity.

[0010] Optionally, an aeration pipe is fixedly arranged at the bottom of the water storage pool and used for aerating the aquaculture wastewater in the cavity, and a suction mechanism is fixedly arranged at the bottom of the inner side of the support frame and used for discharging the impurities deposited in the aquaculture wastewater.

[0011] By adopting the technical scheme, the aeration pipe can aerate the bottom of the water storage pool, so that the microorganisms can decompose and purify the impurities in the wastewater through aerobic reaction, and the suction mechanism can discharge the deposited impurities from the water storage pool.

[0012] Optionally, a U-shaped frame is fixedly arranged at the bottom end of the telescopic piece, the bottom ends of the U-shaped frame are rotatably connected to the top sides of the fishing box, a fixing frame is fixedly arranged at the top of the water storage pool, the telescopic piece and the limiting top rod are fixedly arranged at the inner top of the fixing frame, and the U-shaped frame is located between the counterweight and the limiting top rod.

[0013] By adopting the technical scheme, the U-shaped frame can connect the telescopic piece and the fishing box, so that the fishing box can be conveniently rotated at the bottom of the telescopic piece.

[0014] Optionally, a collecting mesh tube is fixedly arranged at the top of the water outlet pipe and used for receiving the garbage discharged from the open end of the fishing box.

[0015] By adopting the technical scheme, the garbage poured out of the fishing box can fall into the collecting mesh tube, and the garbage can be collected by the collecting mesh tube.

[0016] In summary, the utility model has at least one of the following beneficial effects:

[0017] 1. Through the telescopic of telescopic piece, the brush hair can be driven to lift to clear and clean the filter screen, and the fishing box can be driven to lift to gather and fish the garbage such as leaves blocked by the filter screen, the counterweight can add weight to one end of the fishing box, so that the fishing box is inclined to help the garbage gathering, and the opening end of the fishing box is pressed downward by the limiting jack after continuous upward movement, so that the fished garbage can be poured into the collecting net cylinder, and the water outlet rate of the water outlet pipe can be improved through the cleaning of the filter screen.

[0018] 2. Through the setting of the filler layer, the soil layer and the wetland plants in the water storage tank, the ecological management of the aquaculture wastewater can be effectively carried out, the aquaculture wastewater is purified, the aeration pipe can aerate the bottom of the water storage tank, the microorganisms can decompose and purify the impurities in the wastewater through aerobic reaction, the dirt suction structure can discharge the precipitated impurities from the water storage tank, and the supporting frame can support the filler layer and other mechanisms to improve the stability of the bottom of the water storage tank. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structure schematic view of the utility model;

[0020] Figure 2 It is the overall internal structure schematic view of the utility model;

[0021] Figure 3 It is the Figure 2 A structure enlarged view;

[0022] Figure 4 It is the fishing box discharging state schematic view of the utility model.

[0023] The drawings are explained as follows: 1, water storage tank; 11, filler layer; 12, soil layer; 13, wetland plant; 14, supporting frame; 15, water inlet pipe; 16, aeration pipe; 17, dirt suction mechanism; 2, water outlet pipe; 21, filter screen; 3, telescopic piece; 31, U-shaped frame; 32, fishing box; 33, brush hair; 34, counterweight; 35, limiting jack; 36, fixed frame; 4, collecting net cylinder. DETAILED DESCRIPTION

[0024] The utility model is further explained in detail as follows. Figures 1-4 The utility model is further explained in detail as follows.

[0025] The utility model discloses an ecological wetland structure for aquaculture wastewater treatment, which is referred to Figures 1-2 , comprising a water storage tank 1 and a wastewater treatment mechanism, and the water storage tank 1 is made of reinforced concrete.

[0026] The utility model is further explained in detail as follows. Figures 1-2, the wastewater treatment mechanism includes filler layer 11, soil layer 12 and wetland plants 13 arranged in the water storage tank 1 from bottom to top, the filler layer 11 can be composed of water permeable geotextile layer, volcanic rock layer, quartz layer, slag layer and activated carbon filter layer, etc. structure, can filter and adsorb the impurities in the aquaculture wastewater, the principle of the corresponding layer in the inside has been disclosed, here not too much, the soil layer 12 can be used for the planting of wetland plants 13, through the absorption of organic matter in the aquaculture wastewater by the root system of wetland plants 13, the filtration and adsorption of filler layer 11, and the decomposition and transformation of impurities in the aquaculture wastewater by microorganisms in the water storage tank 1, the ecological management of aquaculture wastewater can be carried out, so that the aquaculture wastewater can reach the corresponding discharge standard.

[0027] Referring to Figure 2 , the water storage tank 1 is fixedly provided with a support frame 14 at the bottom of the inner wall, and the filler layer 11 is fixedly arranged on the top of the support frame 14. The gap between the bottom of the water storage tank 1 and the support frame 14 forms a cavity. The support frame 14 is composed of a top plate and a bottom plate with holes in the inside, and a stand column fixedly arranged between the top plate and the bottom plate. The support frame 14 can support the filler layer 11 and other mechanisms, and help form the gap.

[0028] Referring to Figures 1-2 , the water storage tank 1 is fixedly provided with a water inlet pipe 15 communicating with the cavity at one side of the bottom. The aquaculture wastewater can enter the water storage tank 1 through the water inlet pipe 15. The water outlet pipe 2 is fixedly arranged above the soil layer 12 at one side of the top of the water storage tank 1. When the aquaculture wastewater is injected into the water storage tank 1 through the water inlet pipe 15, the water level rises with the increase of the injection amount. The aquaculture wastewater is filtered by the filter mechanism such as the filler layer 11, and discharged through the water outlet pipe 2. The impurities in the aquaculture wastewater are precipitated in the cavity.

[0029] Referring to Figures 1-2 , the water storage tank 1 is fixedly provided with an aeration pipe 16 for aeration of the aquaculture wastewater in the cavity. The aeration pipe 16 can aerate the wastewater in the cavity at the bottom of the water storage tank 1, so that the inside of the water storage tank 1 has sufficient oxygen, and the microorganisms can carry out aerobic reaction, which can accelerate the degradation speed of the wastewater, and ensure that the microorganisms have sufficient oxygen for reproduction and growth.

[0030] Referring to Figures 1-2 , the support frame 14 is fixedly provided with a suction mechanism 17 for discharging the impurities precipitated from the aquaculture wastewater at the bottom of the inside. The suction mechanism 17 is composed of a suction pump fixedly installed at the bottom of the inside of the support frame 14, and a sewage discharge pipe fixedly arranged at the output end of the suction pump. The suction pump in the suction mechanism 17 can pump out the impurities and sludge precipitated at the bottom of the cavity through the sewage discharge pipe, so as to avoid the accumulation of impurities and sludge affecting the filtering effect of the water storage tank 1, and effectively avoid the phenomenon of decay and odor caused by continuous accumulation, so as to ensure the use effect of the water storage tank 1.

[0031] With reference to Figures 2-3 , the water inlet of the water outlet pipe 2 is fixedly provided with a filter screen 21, which can prevent leaves and other garbage floating on the water surface of the water storage pool 1 from being discharged through the water outlet pipe 2, thereby ensuring that the sewage is clean and free of impurities when being discharged after being purified, and further ensuring the effect of recycling water.

[0032] With reference to Figures 2-3 , the top of the water storage pool 1 is provided with a cleaning mechanism for cleaning the filter screen 21, which includes an extension piece 3 provided on the top of the water storage pool 1, a fishing box 32 rotatably provided at the bottom of the extension piece 3 and having an open end, and a plurality of bristles 33 fixedly provided at the bottom of the open end of the fishing box 32 for dredging the filter screen 21, one end of the bristles 33 being inserted into the hole of the filter screen 21. The extension piece 3 can be a waterproof electric push rod or a waterproof cylinder, which has a telescopic effect and a certain waterproof ability. After the extension piece 3 is telescoped, the fishing box 32 and the bristles 33 are lifted. After the bristles 33 are lifted, the filter screen 21 can be dredged and cleaned. After the fishing box 32 is lifted, leaves and other garbage blocked by the filter screen 21 can be gathered and fished.

[0033] With reference to Figures 2-3 , the bottom end of the extension piece 3 is fixedly provided with a U-shaped bracket 31, the bottom ends of the two sides of the U-shaped bracket 31 are rotatably connected to the top of the fishing box 32, and the U-shaped bracket 31 can connect the extension piece 3 and the fishing box 32, facilitating the rotation of the fishing box 32 at the bottom of the extension piece 3.

[0034] With reference to Figures 2-3 , the bottom end of the fishing box 32 away from the bristles 33 is fixedly provided with a counterweight 34, which can add weight to one end of the fishing box 32, and cooperate with the adapter of the U-shaped bracket 31, so that the end of the fishing box 32 away from the opening is downward, and the inclination of the fishing box 32 helps to gather garbage.

[0035] With reference to Figures 2-4 , the top of the water storage pool 1 is provided with a limiting top rod 35 for discharging the garbage through the fishing box 32 moving upward by top pressure, and the opening end of the fishing box 32 is downward. The top of the water storage pool 1 is fixedly provided with a fixed bracket 36, and the extension piece 3 and the limiting top rod 35 are fixedly provided on the inner top of the fixed bracket 36. The U-shaped bracket 31 is located between the counterweight 34 and the limiting top rod 35. The fixed bracket 36 can support the extension piece 3 and the limiting top rod 35. When the extension piece 3 is shortened, the fishing box 32 will continue to move upward, and when the opening end of the fishing box 32 moving upward is pressed by the limiting top rod 35, it will be downward, so that the fishing box 32 is reversely inclined to pour out the garbage fished inside.

[0036] With reference to Figures 2-4The top of the water outlet pipe 2 is fixedly provided with a collecting mesh tube 4 for catching the garbage discharged from the open end of the fishing box 32, the garbage poured out of the fishing box 32 falls into the collecting mesh tube 4, the garbage is collected by the collecting mesh tube 4, and the water discharged with the garbage flows back into the water storage pool 1 through the mesh of the collecting mesh tube 4.

[0037] The implementation principle of the ecological wetland structure for breeding wastewater treatment according to the embodiment of the utility model is as follows:

[0038] When the breeding wastewater is injected into the water storage pool 1 through the water inlet pipe 15, the water level rises with the increase of the injection amount and is filtered by the filtering mechanism such as the filler layer 11, the soil layer 12 and the wetland plant 13, and is discharged through the water outlet pipe 2, while the impurities in the breeding wastewater are filtered and deposited in the cavity, and the impurities and sludge deposited at the bottom of the cavity are pumped out through the suction mechanism 17, so that the effect of the water storage pool 1 is not affected by the accumulation of the impurities and sludge, the aeration pipe 16 can aerate the bottom of the water storage pool 1, the microorganisms can decompose and purify the impurities in the wastewater through aerobic reaction, and the ecological treatment of the breeding wastewater is realized.

[0039] When the filter screen 21 of the water outlet pipe 2 needs to be cleaned, the telescopic part 3 is controlled to be telescoped to drive the fishing box 32 and the bristles 33 to be lifted, the bristles 33 can dredge and clean the filter screen 21 after being lifted, and the fishing box 32 can gather and fish the garbage blocked by the filter screen 21 after being lifted.

[0040] The counterweight 34 can add weight to one end of the fishing box 32, and cooperate with the adapter of the U-shaped frame 31, so that the end of the fishing box 32 away from the opening is downward, and the fishing box 32 is inclined to help gather the garbage.

[0041] When the telescopic part 3 is shortened, the fishing box 32 is continuously lifted upward, and the open end of the fishing box 32 is pressed downward by the limiting top rod 35, so that the fishing box 32 is reversely inclined to pour the garbage fished in the fishing box 32 into the collecting mesh tube 4, and the cleaning of the filter screen 21 can improve the water discharge rate of the water outlet pipe 2.

[0042] The above only describes the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, the skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A breeding wastewater treatment ecological wetland structure, comprising a water storage tank (1), a filler layer (11), a soil layer (12) and a wetland plant (13) arranged in the water storage tank (1) in sequence from bottom to top, a water outlet pipe (2) fixed on one side of the top of the water storage tank (1) and located above the soil layer (12), a filter screen (21) fixed in the water inlet of the water outlet pipe (2), and a cleaning mechanism for cleaning the filter screen (21) arranged on the top of the water storage tank (1), characterized in that: the cleaning mechanism comprises an extension piece (3) arranged on the top of the water storage tank (1), a fishing box (32) rotatably arranged at the bottom of the extension piece (3) and having an open end, and a plurality of bristles (33) fixedly arranged at the bottom of the open end of the fishing box (32) for dredging the filter screen (21), a counterweight (34) fixedly arranged at the bottom of the end of the fishing box (32) away from the bristles (33), and a limiting jack (35) arranged on the top of the water storage tank (1) for discharging the garbage from the open end of the fishing box (32) by pushing the fishing box (32) upward. The bottom of the inner wall of the water storage tank (1) is fixedly provided with a support frame (14), and the filler layer (11) is fixedly arranged on the top of the support frame (14).

2. The ecological wetland structure for treating aquaculture wastewater according to claim 1, characterized in that: The space between the bottom of the water storage tank (1) and the support frame (14) forms a cavity, and a water inlet pipe (15) is fixedly arranged on one side of the bottom of the water storage tank (1) and communicates with the cavity.

3. The ecological wetland structure for treating aquaculture wastewater according to claim 2, characterized in that: An aeration pipe (16) is fixedly arranged at the bottom of the water storage tank (1) for aerating the breeding wastewater in the cavity.

4. The ecological wetland structure for treating aquaculture wastewater according to claim 3, characterized in that: A suction mechanism (17) is fixedly arranged at the bottom of the inner side of the support frame (14) for discharging the impurities after the breeding wastewater is precipitated.

5. The ecological wetland structure for treating aquaculture wastewater according to claim 4, characterized in that: A U-shaped frame (31) is fixedly arranged at the bottom end of the extension piece (3), and the U-shaped frame (31) is rotatably connected to the top of the fishing box (32) at both ends of the bottom thereof.

6. The ecological wetland structure for treating aquaculture wastewater according to claim 1, characterized in that: A fixing frame (36) is fixedly arranged on the top of the water storage tank (1), the extension piece (3) and the limiting jack (35) are fixedly arranged on the inner top of the fixing frame (36), and the U-shaped frame (31) is located between the counterweight (34) and the limiting jack (35).

7. The ecological wetland structure for treating aquaculture wastewater according to claim 6, characterized in that: A collection net cylinder (4) is fixedly arranged on the top of the water outlet pipe (2) for catching the garbage discharged from the open end of the fishing box (32).

8. The ecological wetland structure for treating aquaculture wastewater according to claim 1, characterized in that: ​

Images