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CN-121990729-A - Culture water body in-situ purification system

CN121990729ACN 121990729 ACN121990729 ACN 121990729ACN-121990729-A

Abstract

The application relates to the technical field of aquaculture, and particularly discloses an in-situ purification system for aquaculture water, which comprises a reaction bin, wherein a water inlet pipe and a water outlet pipe are respectively arranged on two sides of the reaction bin, a liquid pump is fixedly arranged at one end of the water inlet pipe of the reaction bin, and a water suction mechanism is fixedly arranged at a water inlet of the liquid pump through a pipeline. The application utilizes the arc rod to be matched with the arc through groove of the outer arc cylinder, when water enters the inner part of the outer arc cylinder from the gap between the arc rod and the arc through groove in the water absorbing process, the arc rod is utilized to block large foreign matters, and the arc bending of the arc rod and the arc surface of the outer arc cylinder are matched to impact the foreign matters which cannot enter to two sides so as to separate from the water absorbing position, thereby realizing the self-cleaning effect.

Inventors

  • CHEN ZONGHUI
  • ZHAO CHANGCHEN
  • LIU ZHIJUN
  • GONG HUA
  • TAN AIPING
  • JIANG XIAOYAN
  • SUN CHENGWEN
  • LIU CHUNHUA
  • HUANG ZHIBIN

Assignees

  • 中国水产科学研究院珠江水产研究所

Dates

Publication Date
20260508
Application Date
20260402

Claims (10)

  1. 1. An in situ purification system for a body of aquaculture water, comprising: The device comprises a reaction bin (1), wherein a water inlet pipe and a water outlet pipe are respectively arranged at two sides of the reaction bin (1), a fine filtering mechanism (2), a catalytic mechanism (3), a nitrification mechanism (4) and a slow release mechanism (5) are sequentially arranged in the reaction bin (1), the fine filtering mechanism (2) is used for filtering large-particle impurities, the catalytic mechanism (3), the nitrification mechanism (4) and the slow release mechanism (5) are sequentially arranged in the direction from the water inlet pipe to the water outlet pipe, and one end of the water inlet pipe of the reaction bin (1) is connected with a water absorption mechanism (7); Wherein, mechanism (7) absorb water including a water inlet section of thick bamboo (71), the grid groove has evenly been seted up at the top in the water inlet section of thick bamboo (71) outside, just grid groove department fixed mounting in the water inlet section of thick bamboo (71) outside has outer arc section of thick bamboo (72), the outside of outer arc section of thick bamboo (72) evenly has seted up the arc and has led through the groove, the equal fixed mounting in arc through groove department of outer arc section of thick bamboo (72) has arc stick (73), the inner wall fixed mounting of water inlet section of thick bamboo (71) has interior leading-in cover (74), the top fixed mounting of water inlet section of thick bamboo (71) inner wall has interior cone (75), interior cone (75) are located the inboard of interior leading-in cover (74), just the through groove has evenly been seted up at the top in the interior cone (75) outside.
  2. 2. An in-situ purification system for a aquaculture water according to claim 1, wherein the outer diameter of said outer arc tube (72) gradually decreases from the center position to the two ends, the outer diameter of said inner guide cover (74) gradually decreases from top to bottom, and the outer diameter of said inner cone tube (75) gradually decreases from top to bottom.
  3. 3. The aquaculture water in-situ purification system according to claim 2, wherein the fine filtering mechanism (2) comprises a fine filtering frame (21), a water outlet groove is formed in one side, far away from a water inlet pipe of the reaction bin (1), of the fine filtering frame (21), a curved plate (22) is fixedly arranged on the inner wall of the fine filtering frame (21), the bottom end of the curved plate (22) is inclined towards the water outlet groove side of the fine filtering frame (21), the curved position of the bottom end of the curved plate (22) corresponds to the water inlet pipe of the reaction bin (1), a frame groove is formed in the top of the outer side of the curved plate (22), a fixed frame (23) is slidably arranged at the frame groove of the curved plate (22), a filter plate (24) is fixedly arranged on the inner wall of the fixed frame (23), and the filter plate (24) corresponds to the frame groove of the curved plate (22).
  4. 4. The aquaculture water in-situ purification system according to claim 3, wherein the catalytic mechanism (3) comprises a catalytic frame (31), a water inlet groove is formed in the bottom of one side of the catalytic frame (31) close to the fine filter frame (21), the water inlet groove of the catalytic frame (31) corresponds to the water outlet groove of the fine filter frame (21), a water outlet groove is formed in the top of one side of the catalytic frame (31) far away from the fine filter frame (21), a plurality of inner baffles (32) are fixedly mounted on the inner wall of the catalytic frame (31), the inner baffles (32) are arranged at intervals, and the inner baffles (32) are located between the water inlet groove and the water outlet groove of the catalytic frame (31).
  5. 5. The aquaculture water in-situ purification system according to claim 4, wherein the inner baffle plate (32) is obliquely arranged in the catalytic frame (31), a through groove is formed in one side, close to the water inlet groove, of the top of the inner baffle plate (32), a through groove is formed in one side, close to the water outlet groove, of the bottom of the inner baffle plate (32), a bed plate (33) is arranged on the inner wall of the catalytic frame (31), the bed plate (33) is located between the adjacent inner baffle plates (32), and the bed plate (33) is equidistantly arranged in the catalytic frame (31).
  6. 6. The in-situ purification system for aquaculture water according to claim 5, wherein a plurality of fixing grooves are formed in the bed plate (33), a water permeable structure is arranged at the bottom of each fixing groove at intervals between every two adjacent fixing grooves, the bed plate (33) is obliquely arranged in the catalytic frame (31), and a denitrification catalyst (34) is arranged in each fixing groove.
  7. 7. The culture water body in-situ purification system according to claim 6, wherein the nitrification mechanism (4) is constructed into a synchronous nitrification and denitrification biochemical culture cabin and comprises a nitrification frame (41), water inlet tanks and water outlet tanks are formed on two sides of the nitrification frame (41), a plurality of inner partition plates (42) are arranged in the nitrification frame (41), a treatment cavity is formed between the inner partition plates (42), strip grooves (421) are formed in the inner partition plates (42), the strip grooves (421) penetrate through the inner partition plates (42), a nitrification chamber (46) is arranged in the treatment cavity, a nitrification chamber (47) is arranged in the nitrification chamber (46), a partition plate (48) is arranged in the nitrification chamber (47), the partition plate (48) divides the nitrification chamber (47) into an aerobic zone (49) and an anoxic zone (50), a guide hole is formed in the partition plate (48), water flow after being treated in the aerobic zone (49) flows to the anoxic zone (50), an aeration pipe is arranged in the aerobic zone (49), the aeration pipe is connected with an external air source (49), and an oxygen-poor slow-release carrier (50) is filled in the aerobic zone.
  8. 8. The in-situ purification system for a culture water body according to claim 7, wherein the nitrification chamber (46) comprises grid plates (44) and guide plates (43) which are symmetrically arranged, the grid plates (44) are fixedly connected with the inner wall of the nitrification frame (41), the grid plates (44) are arranged between the water inlet tank and the water outlet tank, and the guide plates (43) are fixedly connected with the inner wall of the nitrification frame (41) and fixedly connected with the grid plates (44).
  9. 9. The in-situ purification system for a culture water body according to claim 8, wherein the slow-release carbon source adding component comprises a plurality of adsorption balls (45), the adsorption balls (45) are of porous structures, the inner layer of each adsorption ball (45) is a biodegradable slow-release carbon source core material, and the outer layer is an anoxic biological film carrier for enriching denitrifying bacteria.
  10. 10. The aquaculture water in-situ purification system according to claim 9, wherein the slow release mechanism (5) comprises a slow release frame (51), a water inlet groove is formed in one side, close to the nitrification frame (41), of the slow release frame (51), the water inlet groove of the slow release frame (51) corresponds to the water outlet groove of the nitrification frame (41), an orifice plate (52) is fixedly arranged on the inner wall of the slow release frame (51), and a plurality of orifice plates (52) are arranged.

Description

Culture water body in-situ purification system Technical Field The application relates to the technical field of aquaculture, in particular to an in-situ purification system for aquaculture water. Background The traditional aquaculture mode faces the bottleneck problems of serious pollution of nitrogen in aquaculture tail water, high chemical and drug dependence, large water resource consumption and the like. The existing purification technology, such as ex-situ treatment facilities (such as sedimentation tanks and filtering dams) have the problems of large occupied area and high construction and operation costs, while the conventional in-situ technology, such as simple aeration or microbial agent throwing, has the defects of low purification efficiency, poor stability, single function and the like. Although some circulating water culture systems (RAS) exist, the core biological filter has the problems of slow starting, limited processing capacity, large influence of water temperature, complex management and the like, and is difficult to popularize and apply in vast traditional pond culture. Therefore, there is a great need in the industry for an integrated in-situ purification solution that can be integrated inside a farming environment, is efficient and stable, and can achieve "farming, purification while repair". Disclosure of Invention In order to solve the problem of low purification efficiency of the existing purification equipment, the application provides an in-situ purification system for a culture water body. The application provides an in-situ purification system for a culture water body, which adopts the following technical scheme: An in situ purification system for a body of aquaculture water comprising: The reaction bin is provided with a water inlet pipe and a water outlet pipe at two sides respectively, the interior of the reaction bin is provided with a fine filtration mechanism, a catalytic mechanism, a nitrification mechanism and a slow release mechanism in sequence, the fine filtration mechanism is used for filtering large-particle impurities, the catalytic mechanism, the nitrification mechanism and the slow release mechanism are arranged in sequence from the water inlet pipe to the water outlet pipe, and one end of the water inlet pipe of the reaction bin is connected with a water absorption mechanism; Wherein, the mechanism of absorbing water is including a water inlet section of thick bamboo, the grid groove has evenly been seted up at the top in the water inlet section of thick bamboo outside, and the grid groove department fixed mounting in the water inlet section of thick bamboo outside has an outer arc section of thick bamboo, the outside of outer arc section of thick bamboo has evenly been seted up the arc and has been led to the groove, the equal fixed mounting in arc department of leading to the groove of outer arc section of thick bamboo has the arc stick, the inner wall fixed mounting of a water inlet section of thick bamboo has interior guide cover, the top fixed mounting of a water inlet section of thick bamboo inner wall has interior cone, interior cone is located the inboard of interior guide cover, and the top in the interior cone outside has evenly been seted up and has been led to the groove. Through the technical scheme, the outer arc cylinder is matched with the arc rod structure, physical blocking and automatic discharging of large-particle foreign matters are realized in the water flow suction process, the foreign matters are prevented from being accumulated and blocked at the water inlet, the conical structures of the inner guide cover and the inner cone cylinder guide the water flow direction, the foreign matters are enabled to be settled in the buffer space, the direct blocking of the through groove is avoided, and the water absorption stability and the self-cleaning capacity are improved. In some embodiments, the outer diameter of the outer arc tube gradually decreases from the center position to the two ends, the outer diameter of the inner guide cover gradually decreases from top to bottom, and the outer diameter of the inner cone tube gradually decreases from top to bottom. In some embodiments, the fine filtering mechanism comprises a fine filtering frame, a water outlet groove is formed in one side, far away from the water inlet pipe of the reaction bin, of the fine filtering frame, a curved plate is fixedly mounted on the inner wall of the fine filtering frame, the bottom end of the curved plate is inclined towards the water outlet groove of the fine filtering frame, the bending position of the bottom end of the curved plate corresponds to the water inlet pipe of the reaction bin, a frame groove is formed in the top of the outer side of the curved plate, a fixing frame is slidably mounted at the frame groove of the curved plate, a filter plate is fixedly mounted on the inner wall of the fixing frame, and the filter plate corresponds to the frame groove of